1 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4 TFmode constants via two element DImode vector for hosts with
5 HOST_BITS_PER_WIDE_INT < 64.
6 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7 also for HOST_BITS_PER_WIDE_INT < 64.
9 2008-07-01 Richard Guenther <rguenther@suse.de>
11 PR tree-optimization/36666
12 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13 (get_constraint_exp_from_ssa_var): Split into ...
14 (get_constraint_exp_for_temp): ... this ...
15 (get_constraint_for_ssa_var): ... and that.
16 Return constraint expressions for all touched sub-fields
17 if the results address is not taken.
18 (process_constraint): Remove assertion that aggregate
19 assignments do not happen at this place.
20 (get_constraint_for_component_ref): Add address_p argument.
21 Return constraint expressions for all touched sub-fields
22 if the results address is not taken.
23 (do_deref): Use get_constraint_exp_for_temp.
24 (get_constraint_for_1): Rename from ...
25 (get_constraint_for): ... this. Add the old function as wrapper.
26 (do_structure_copy): Use get_constraint_for_1.
28 2008-07-01 Martin Jambor <mjambor@suse.cz>
30 * Makefile.in (tree-switch-conversion.o): Add.
31 (OBJS-common): Add tree-swtch-conversion.o.
32 * passes.c (init_optimization_passes): Add pass_convert_switch.
33 * tree-pass.h: (pass_convert_switch): Add.
34 * tree-switch-conversion.c: New file.
35 * gcc.dg/tree-ssa/cswtch.c: New testcase.
36 * common.opt (ftree-cswtch): New option.
37 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
38 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
39 * opts.c (decode_options): Set flag_tree_switch_conversion when
40 optimization level is >= 2.
41 * doc/invoke.texi (Optimize Options): Added description of
42 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
44 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
46 * config/darwin-driver.c (darwin_default_min_version): Fix
47 -Wc++-compat warnings.
49 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
51 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
54 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
56 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
58 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
60 PR rtl-optimization/34744
61 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
62 (df_scan_free_internal): Free data structures not
63 allocated in storage pools.
64 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
65 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
67 * dse.c (dse_step6): Free offset_map_p and offset_map_n
70 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
72 * config/i386/i386.c (contains_aligned_value_p): Return true
74 (ix86_function_arg_boundary): Return its natural boundary
76 (return_in_memory_32): Don't check TDmode.
77 (ix86_split_to_parts): Support splitting into 4 parts and
78 support TFmode for 32bit target.
79 (ix86_split_long_move): Support splitting into 4 parts.
80 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
82 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
83 (ix86_init_builtins): Here.
84 (ix86_scalar_mode_supported_p): Always return true for TFmode.
85 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
86 'q' and 'w', respectively.
88 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
90 (movtf_internal): Likewise.
91 (<code>tf2): Likewise.
92 (*absnegtf2_sse): Likewise.
93 (copysign<mode>3): Likewise.
94 (copysign<mode>3_const): Likewise.
95 (copysign<mode>3_var): Likewise.
96 (define_split UNSPEC_COPYSIGN): Likewise.
97 * config/i386/sse.md (*nandtf3): Likewise.
98 (<code>tf3): Likewise.
99 (*<code>tf3): Likewise.
101 2008-06-30 Joey Ye <joey.ye@intel.com>
102 H.J. Lu <hongjiu.lu@intel.com>
104 * global.c (compute_regsets): Set frame_pointer_needed here.
105 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
107 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
109 * doc/install.texi (specific): Expand Windows build notes.
111 2008-06-30 Ira Rosen <irar@il.ibm.com>
113 PR tree-optimization/36648
114 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
115 number of prolog iterations by step. Fix the comment.
117 2008-06-30 Richard Guenther <rguenther@suse.de>
120 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
121 handle calls from ECF_MALLOC functions.
122 (handle_pure_call): ECF_MALLOC functions do not return
124 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
126 2008-06-29 Andreas Schwab <schwab@suse.de>
128 * config/m68k/m68k.c (print_operand): Always print a float
130 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
131 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
134 * config/rs6000/x-linux64: Remove never used file.
136 2008-06-29 Richard Guenther <rguenther@suse.de>
138 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
140 (struct alias_info): Move ...
141 * tree-ssa-alias.c: ... here.
142 (update_alias_info): Declare.
143 (compute_may_aliases): Call it.
144 (update_alias_info): New function.
145 * tree-ssa-structalias.c (update_alias_info): Move ...
146 * tree-ssa-alias.c (update_alias_info_1): ... here.
147 * tree-ssa-structalias.c (process_constraint_1): Remove
148 unused from_call argument. Rename to ...
149 (process_constraint): ... this. Delete old wrapper.
150 (make_constraint_to): Adjust callers.
151 (handle_const_call): Likewise.
152 (handle_pure_call): Likewise.
153 (init_base_vars): Likewise.
154 (handle_lhs_call): Likewise. Remove unnecessary constraint.
155 (find_func_aliases): We don't need structure copies for
157 (make_constraint_from_anything): Remove.
158 (create_variable_info_for): For globals make constraints
159 from escaped, not from anything.
160 (compute_points_to_sets): Do not call update_alias_info.
161 (ipa_pta_execute): Use make_constraint_from.
163 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
165 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
166 (bitmap.o-warn, dominance.o-warn): New.
167 * configure.ac (cxx_compat_warn): Delete.
168 (loose_warn): Add -Wcast-qual and -Wc++-compat.
169 * system.h: Remove #pragma diagnostic for -Wcast-qual and
171 * configure: Regenerate.
173 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
176 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
178 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
179 * df-scan.c (df_notes_rescan): Likewise.
180 * ggc-page.c (set_page_table_entry): Likewise.
181 * intl.c (gcc_gettext_width): Likewise.
182 * varasm.c (get_unnamed_section, get_noswitch_section,
183 get_section): Likewise.
185 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
187 * regrename.c (build_def_use): Don't copy RTX.
189 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
191 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
192 (Type Attributes): Fix nesting of @table and @subsection. Adjust
193 punctuation. Use @ref instead of @xref.
194 (Function Names): Remove stray @display/@end display.
195 (C++ Attributes): Use @ref instead of @xref.
196 (Deprecated Features): Fix punctuation around @xref.
197 (Backwards Compatibility): Likewise.
198 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
200 2008-06-28 Joseph Myers <joseph@codesourcery.com>
202 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
203 constants for E500 double.
205 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
207 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
208 element type of const_vector.
210 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
213 Remove FLAGS_REG clobber from expander pattern.
214 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
215 (anddi3, andsi3, andhi3, andqi3): Ditto.
216 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
217 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
218 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
219 (ashlsi3, ashlhi3, ashlqi3): Ditto.
220 (ashrsi3, ashrhi3, ashrqi3): Ditto.
221 (lshrsi3, lshrhi3, lshrqi3): Ditto.
222 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
223 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
225 2008-06-28 Richard Guenther <rguenther@suse.de>
227 * tree-ssa-structalias.c (callused_id, var_callused,
229 (handle_pure_call): New function.
230 (find_func_aliases): Call it.
231 (find_what_p_points_to): Handle the call-used set.
232 (clobber_what_escaped): Likewise.
233 (compute_call_used_vars): New function.
234 (init_base_vars): Init the call-used variable.
235 (do_sd_constraint): Do not propagate the solution from CALLUSED
236 but use CALLUSED as a placeholder.
237 (solve_graph): Likewise.
238 * tree-flow-inline.h (gimple_call_used_vars): New function.
239 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
240 (compute_call_used_vars): Declare.
241 * tree-ssa-alias.c (set_initial_properties): Call
242 compute_call_used_vars.
243 (reset_alias_info): Clear call-used variables.
244 (add_call_clobber_ops): Assert we are not called for const/pure
245 functions. Remove handling of them.
246 (add_call_read_ops): Handle pure functions by adding the
247 call-used set of variables as VUSEs.
248 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
249 (delete_tree_ssa): Free it.
250 * tree-dfa.c (remove_referenced_var): Clear the var from the
253 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
255 * tree.c (build_varargs_function_type_list): New.
256 (build_function_type_list_1): New.
257 (build_function_type_list): Use build_function_type_list_1.
258 * tree.h (build_varargs_function_type_list): New.
260 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
263 * config/spu/spu.c (spu_builtin_splats): Do not generate
264 invalid CONST_VECTOR expressions.
265 (spu_expand_vector_init): Likewise.
267 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
269 * optabs.c (libfunc_decls): New variable.
270 (libfunc_decl_hash, libfunc_decl_eq): New functions.
271 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
272 for the same function twice.
274 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
276 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
277 ix86_expand_binary_operator directly.
278 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
282 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
283 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
284 using only one splitter. Conditionaly execute splitter before or
285 after peephole2 pass.
286 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
287 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
288 Use only one alternative in asm template.
289 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
291 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
292 "J" operand constraint for operand 2.
293 (*ashldi3_cconly_rex64): Ditto.
294 (*ashrdi3_cmp_rex64): Ditto.
295 (*ashrdi3_cconly_rex64): Ditto.
296 (*lshrdi3_cmp_rex64): Ditto.
297 (*lshrdi3_cconly_rex64): Ditto.
298 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
299 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
300 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
303 2008-06-27 Jakub Jelinek <jakub@redhat.com>
305 * gimplify.c (omp_is_private): Don't return true if decl is not
306 already private on #pragma omp for or #pragma omp parallel for.
309 * tree-cfg.c (struct move_stmt_d): Replace block field with
310 orig_block and new_block fields.
311 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
312 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
313 (move_block_to_fn): Replace vars_map and new_label_map arguments
314 with struct move_stmt_d pointer.
315 (replace_block_vars_by_duplicates): New function.
316 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
317 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
318 all subblocks of ORIG_BLOCK to the new function. Call
319 replace_block_vars_by_duplicates.
320 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
321 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
322 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
323 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
324 (expand_omp): Temporarily set input_location to the location of
325 region's controlling stmt.
326 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
327 BIND_EXPR, push ctx->block_vars and gimplification vars into
328 the BIND_EXPR and its block's BLOCK_VARS instead of directly
330 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
331 there are any BLOCK_VARS.
332 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
333 OMP_PARALLEL or OMP_TASK stmt.
334 (lower_omp): Save and restore input_location around the lower_omp_1
337 2008-06-27 Richard Guenther <rguenther@suse.de>
339 PR tree-optimization/36400
340 PR tree-optimization/36373
341 PR tree-optimization/36344
342 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
343 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
344 (update_alias_info): Remove call clobbering code.
345 (make_constraint_to): New helper function.
346 (make_escape_constraint): Likewise.
347 (handle_rhs_call): Use it on all pointer containing arguments.
348 Also mark the static chain escaped.
349 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
351 (make_constraint_from): New helper split out from ...
352 (make_constraint_from_anything): ... here.
353 (find_func_aliases): Add constraints for escape sites.
354 (intra_create_variable_infos): Make constraints from NONLOCAL
356 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
358 (clobber_what_p_points_to): Remove.
359 (clobber_what_escaped): New function.
360 (init_base_vars): Init NONLOCAL and ESCAPED.
361 (do_sd_constraint): Do not propagate the solution from ESCAPED
362 but use ESCAPED as a placeholder.
363 (solve_graph): Likewise.
364 * tree-flow.h (clobber_what_p_points_to): Remove.
365 (clobber_what_escaped): Declare.
366 * tree-ssa-alias.c (set_initial_properties): Call it.
367 Remove code clobbering escaped pointers.
369 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
371 * function.c (allocate_struct_function): Only allocate a unique
372 funcdef_no if the decl is nonzero.
374 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
376 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
377 * config/mips/mips.c (mips_split_const_insns): New function.
378 * config/mips/mips.md (move_type): New attribute.
379 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
380 (dword_mode): New attribute.
381 (type): Avoid long line. Map "move_type"s to "type"s,
382 choosing "multi" for doubleword moves if appropriate.
383 Swap MTC/MFC comments to match their declaration order.
384 (extended_mips16): Default to "yes" if "move_type" is "sll0",
385 "type" is "branch" or "jal" is "direct".
386 (length): Handle "extended_mips16" first. Make the default
387 "0" for "ghost" instructions. Set the length from "move_type".
388 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
389 of "type", with "sll0" for the register alternative. Remove the
390 "extended_mips16" attribute.
391 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
392 of "type", with "shift_shift" for the register alternative.
393 Remove the "length" attribute.
394 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
395 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
396 of "type", with "andi" for the register alternative.
397 (*zero_extendqihi2): Likewise.
398 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
399 of "andi" instead of a "type" of "arith".
400 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
402 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
403 (mov_<store>r, *mov<mode>_ra): Likewise.
404 (extendsidi2): Use "move_type" instead of "type", with "move"
405 for the register alternative.
406 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
407 of "type", with "signext" for the register alternative.
408 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
409 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
410 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
411 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
412 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
413 (unnamed branch insn): Likewise.
414 (*movdi_gp32_fp64): Fold into...
415 (*movdi_32bit): ...here.
416 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
417 (*movdf_hardfloat): ...this new pattern.
418 (*movdf_softfloat): Remove redundant FPR alternatives.
419 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
420 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
421 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
422 the "move" attribute.
423 (*movdi_32bit): Use "move_type" instead of "type" and remove the
424 "length" attribute. Use "fpload" and "fpstore" instead of "load"
425 and "store" for COP loads and stores.
426 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
427 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
428 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
429 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
430 (*movtf_mips16, *movv2sf): Likewise.
431 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
432 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
433 (mfhc1<mode>): Use "move_type" instead of "move".
434 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
435 (loadgp_blockage): Remove the "length" attribute.
436 (blockage, set_got_version, update_got_version): Likewise.
437 (call_internal): Remove the "extended_mips16" attribute.
438 (call_value_internal, call_value_multiple_internal): Likewise.
439 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
441 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
442 the "length" attribute.
444 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
446 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
447 -Wcast-qual warnings.
448 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
449 handle_pragma_pop_macro): Likewise.
450 * collect2.c (resolve_lib_name): Likewise.
451 * config/arc/arc.c (arc_init): Likewise.
452 * config/arm/arm.c (neon_builtin_compare,
453 locate_neon_builtin_icode): Likewise.
454 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
455 * config/bfin/bfin.c (bfin_init_machine_status,
456 bfin_optimize_loop): Likewise.
457 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
458 * config/cris/cris.c (cris_init_expanders): Likewise.
459 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
460 * config/darwin.c (machopic_indirection_eq,
461 machopic_indirection_name, machopic_output_indirection): Likewise.
462 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
463 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
464 frv_optimize_membar): Likewise.
465 * config/i386/cygwin.h (mingw_scan,
466 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
467 * config/i386/cygwin1.c (mingw_scan): Likewise.
468 * config/i386/i386.c (machopic_output_stub): Likewise.
469 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
470 i386_pe_unique_section): Likewise.
471 * config/ia64/ia64.c (ia64_init_machine_status,
472 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
474 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
475 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
476 * config/m68k/m68k.c (m68k_handle_option,
477 m68k_sched_md_init_global): Likewise.
478 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
479 mcore_unique_section): Likewise.
480 * config/mips/mips.c (mips_block_move_straight,
481 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
483 * config/mmix/mmix.c (mmix_init_machine_status,
484 mmix_encode_section_info): Likewise.
485 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
486 * config/rs6000/rs6000.c (rs6000_init_machine_status,
487 print_operand_address, output_toc, redefine_groups,
488 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
489 * config/s390/s390.c (s390_init_machine_status): Likewise.
490 * config/score/score.c (score_block_move_straight,
491 score_block_move_loop_body): Likewise.
492 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
493 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
494 * emit-rtl.c (find_auto_inc): Likewise.
495 * gcc.c (translate_options, process_command): Likewise.
496 * reorg.c (dbr_schedule): Likewise.
497 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
498 * xcoffout.c (xcoffout_declare_function): Likewise.
500 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
502 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
503 ipa-pta working again.
505 2008-06-27 David Edelsohn <edelsohn@gnu.org>
507 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
510 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
512 * config.gcc (powerpc*-*-*): Add new core e500mc.
513 * config/rs6000/e500mc.md: New file.
514 * config/rs6000/rs6000.c (processor_costs): Add new costs for
516 (rs6000_override_options): Add e500mc case to
517 processor_target_table. Altivec and Spe options not allowed
518 with e500mc. Add isel instruction to e500mc by
519 default. Initialize rs6000_cost for e500mc.
520 (rs6000_issue_rate): Set issue rate for e500mc.
521 * config/rs6000/rs6000.h (processor_type): Add
523 (ASM_CPU_SPEC): Add e500mc.
524 Set TARGET_ISEL to rs6000_isel.
525 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
526 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
527 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
529 * doc/invoke.texi: Add e500mc to list of cpus.
531 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
534 * c-lex.c (lex_charconst): Initialize unsignedp.
536 2008-06-27 Olivier Hainque <hainque@adacore.com>
538 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
539 documented assumptions.
541 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
543 * dwarf2out.c: Remove trailing white spaces. Break long line
546 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
548 * libfuncs.h (LTI_synchronize): New libfunc_index.
549 (synchronize_libfunc): Declare.
550 * builtins.c (expand_builtin_synchronize): Consider using
551 synchronize_libfunc before falling back on an asm blockage.
552 * config/mips/mips.c: Include libfuncs.h
553 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
555 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
557 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
558 parameter. Copy stack_reg to r11 where appropriate.
559 (no_global_regs_above): Add gpr parameter.
560 (rs6000_stack_info): Only add padding for SPE save area if we
561 are saving SPE GPRs and CR.
562 (saveres_routine_syms): New variable.
563 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
565 (rs6000_savres_routine_sym): New function.
566 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
568 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
569 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
570 Tweak FPR out-of-line saving.
571 (rs6000_make_savres_rtx): New function.
572 (rs6000_use_multiple_p): New function.
573 (rs6000_savres_strategy): New function.
574 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
575 out-of-line if appropriate.
576 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
577 if we are optimizing for size.
578 (GP_SAVE_INLINE): Define.
579 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
580 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
581 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
582 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
583 (*save_fpregs_<mode>): Add use of r11.
584 (*restore_gpregs_<mode>): New insn.
585 (*return_and_restore_gpregs_<mode>): New insn.
586 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
588 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
589 (*restore_gpregs_spe): New insn.
590 (*return_and_restore_gpregs_spe): New insn.
591 * config/rs6000/predicates.md (save_world_operation): Fix check.
593 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
595 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
596 this point, so assert that.
598 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
600 * cfganal.c: Include vec.h and vecprim.h.
601 (compute_idf): Import from...
602 * tree-into-ssa (compute_idf): ...here.
603 * basic-block.h (compute_idf): Export.
605 2008-06-26 Joseph Myers <joseph@codesourcery.com>
607 * c-decl.c (merge_decls): Use !current_function_decl to check for
608 extern declaration of C99 inline function being at file scope.
610 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
612 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
614 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
616 * alias.c (record_alias_subset, init_alias_analysis): Fix
617 -Wc++-compat and/or -Wcast-qual warnings.
618 * attribs.c (lookup_attribute_spec): Likewise.
619 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
620 copy_bb, connect_traces,
621 find_rarely_executed_basic_blocks_and_cr): Likewise.
622 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
623 note_btr_set, migrate_btr_defs): Likewise.
624 * builtins.c (result_vector, expand_builtin_memcpy,
625 expand_builtin_mempcpy_args, expand_builtin_strncpy,
626 builtin_memset_read_str, expand_builtin_printf,
627 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
629 * caller-save.c (mark_set_regs): Likewise.
630 * calls.c (expand_call, emit_library_call_value_1): Likewise.
631 * cgraph.c (cgraph_edge): Likewise.
632 * combine.c (likely_spilled_retval_1): Likewise.
633 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
634 htab_counts_entry_del, get_coverage_counts): Likewise.
635 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
636 new_cselib_val): Likewise.
637 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
638 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
640 * df-core.c (df_compact_blocks): Likewise.
641 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
642 * df-scan.c (df_grow_reg_info, df_ref_create,
643 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
644 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
645 df_record_entry_block_defs, df_record_exit_block_uses,
646 df_bb_verify): Likewise.
647 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
648 DF_REF_EXTRACT_MODE_CONST): New.
649 * dominance.c (get_immediate_dominator, get_dominated_by,
650 nearest_common_dominator, root_of_dom_tree,
651 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
652 -Wc++-compat and/or -Wcast-qual warnings.
653 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
654 record_store, replace_read, check_mem_read_rtx, scan_insn,
655 dse_step1, dse_record_singleton_alias_set): Likewise.
656 * dwarf2asm.c (dw2_force_const_mem): Likewise.
658 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
660 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
661 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
662 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
663 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
664 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
665 add_ranges_num, add_ranges_by_labels, file_info_cmp,
666 file_name_acquire, output_file_names, add_const_value_attribute,
667 premark_used_types_helper, file_table_eq, file_table_hash,
668 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
669 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
670 -Wcast-qual warnings.
671 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
672 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
673 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
674 gen_reg_rtx, start_sequence, init_emit): Likewise.
675 * et-forest.c (et_new_occ, et_new_tree): Likewise.
676 * except.c (init_eh_for_function, gen_eh_region,
677 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
678 arh_to_landing_pad, arh_to_label, add_action_record,
679 add_call_site, switch_to_exception_section): Likewise.
680 * expmed.c (synth_mult): Likewise.
681 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
682 store_expr): Likewise.
683 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
685 * function.c (assign_stack_temp_for_type,
686 allocate_struct_function, match_asm_constraints_1): Likewise.
687 * gcov-io.c (gcov_allocate): Likewise.
688 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
689 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
690 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
691 record_one_set, insert_expr_in_table, insert_set_in_table,
692 dump_hash_table, compute_hash_table_work, alloc_hash_table,
693 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
694 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
695 -Wcast-qual warnings.
697 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
700 -Wcast-qual warnings.
701 * gcc.c (process_command): Likewise.
702 * genattrtab.c (oballoc): Use XOBNEW.
703 (oballocvec): Define.
704 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
705 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
706 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
707 -Wc++-compat and/or -Wcast-qual warnings.
708 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
709 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
710 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
711 gen_presence_absence_set, gen_automaton, gen_regexp_el,
712 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
713 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
714 add_excls, process_presence_absence_names,
715 process_presence_absence_patterns, add_presence_absence,
716 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
717 get_free_state, add_arc, get_free_automata_list_el,
718 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
719 transform_3, cache_presence, create_ainsns, create_automata,
720 create_state_ainsn_table, dfa_insn_code_enlarge,
721 output_trans_func, output_min_issue_delay_func,
722 output_dead_lock_func, output_reset_func,
723 output_get_cpu_unit_code_func, output_dfa_start_func,
724 expand_automata): Likewise.
725 * genextract.c (gen_insn): Likewise.
726 * gengtype-lex.l: Likewise.
727 * gengtype.c (read_input_list, adjust_field_type,
728 process_gc_options): Likewise.
729 * genoutput.c (note_constraint): Likewise.
730 * genpreds.c (mangle, add_constraint): Likewise.
731 * genrecog.c (process_define_predicate, new_decision,
732 add_to_sequence): Likewise.
733 * gensupport.c (record_insn_name): Likewise.
735 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
737 * config/i386/driver-i386.c (detect_caches_amd,
738 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
739 and/or -Wcast-qual warnings.
740 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
741 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
742 gt_pch_save): Likewise.
743 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
744 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
745 * global.c (compute_regsets): Likewise.
746 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
747 finish_graph_dump_file): Likewise.
748 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
749 unlink_bb_notes): Likewise.
750 * integrate.c (get_hard_reg_initial_val): Likewise.
751 * ipa-prop.c (ipa_push_func_to_list): Likewise.
752 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
753 * local-alloc.c (update_equiv_regs): Likewise.
754 * loop-invariant.c (check_invariant_table_size,
755 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
757 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
758 altered_reg_used, mark_altered): Likewise.
759 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
760 insert_var_expansion_initialization,
761 combine_var_copies_in_loop_exit, apply_opt_in_copies,
762 release_var_copies): Likewise.
763 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
764 analyze_matrix_decl, add_allocation_site, analyze_transpose,
765 analyze_accesses_for_phi_node, check_var_notmodified_p,
766 check_allocation_function, find_sites_in_func,
767 record_all_accesses_in_func, transform_access_sites,
768 transform_allocation_sites): Likewise.
769 * omp-low.c (new_omp_region, create_omp_child_function_name,
770 check_omp_nesting_restrictions, check_combined_parallel,
771 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
772 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
773 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
774 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
776 * opts-common.c (prune_options): Likewise.
777 * opts.c (add_input_filename, print_filtered_help,
778 get_option_state): Likewise.
779 * params.c (add_params): Likewise.
780 * passes.c (set_pass_for_id, next_pass_1,
781 do_per_function_toporder, pass_fini_dump_file): Likewise.
782 * postreload.c (reload_cse_simplify_operands): Likewise.
783 * predict.c (tree_predicted_by_p, tree_predict_edge,
784 clear_bb_predictions, combine_predictions_for_bb): Likewise.
786 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
788 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
790 * recog.c (check_asm_operands, validate_change_1): Likewise.
791 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
792 subst_asm_stack_regs): Likewise.
793 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
794 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
795 * regmove.c (reg_is_remote_constant_p): Likewise.
796 * regrename.c (regrename_optimize, scan_rtx_reg,
797 kill_clobbered_value, kill_set_value, kill_autoinc_value):
799 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
800 regstat_compute_calls_crossed): Likewise.
801 * reload1.c (init_reload, new_insn_chain,
802 has_nonexceptional_receiver, reload, copy_reloads,
803 calculate_needs_all_insns, init_elim_table): Likewise.
804 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
805 * rtl.c (shallow_copy_rtx_stat): Likewise.
806 * rtlanal.c (parms_set): Likewise.
807 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
808 sbitmap_resize, sbitmap_vector_alloc): Likewise.
809 * sched-ebb.c (earliest_block_with_similiar_load,
810 add_deps_for_risky_insns): Likewise.
811 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
812 schedule_region): Likewise.
813 * see.c (eq_descriptor_pre_extension,
814 hash_descriptor_pre_extension, hash_del_pre_extension,
815 eq_descriptor_properties, hash_descriptor_properties,
816 hash_del_properties, see_seek_pre_extension_expr,
817 see_initialize_data_structures, see_print_register_properties,
818 see_print_pre_extension_expr, see_delete_merged_def_extension,
819 see_delete_unmerged_def_extension, see_emit_use_extension,
820 see_pre_delete_extension, see_map_extension, see_commit_changes,
821 see_analyze_merged_def_local_prop,
822 see_analyze_merged_def_local_prop,
823 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
824 see_set_prop_merged_def, see_set_prop_unmerged_def,
825 see_set_prop_unmerged_use, see_print_one_extension,
826 see_merge_one_use_extension, see_merge_one_def_extension,
827 see_store_reference_and_extension, see_update_uses_relevancy,
828 see_update_defs_relevancy): Likewise.
829 * statistics.c (hash_statistics_hash, hash_statistics_eq,
830 hash_statistics_free, curr_statistics_hash): Likewise.
831 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
832 expand_asm_operands, expand_return, case_bit_test_cmp,
833 expand_case): Likewise.
834 * stor-layout.c (start_record_layout): Likewise.
835 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
836 gt_pch_save_stringpool): Likewise.
837 * tree-data-ref.c (hash_stmt_vertex_info,
838 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
839 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
841 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
844 * config/i386/i386.md : Change constraints of HImode and QImode
845 immediate operands from "i" to "n". Change SImode "ni" constraint to
846 "i" and SImode "rmi" constraint to "g". Remove all constraints
847 from const0_operand and const1_operand predicated operands.
848 (i): Change QImode and HImode attribute from "i" to "n".
849 (*subqi_2): Change HImode operands to QImode.
852 2008-06-25 Olivier Hainque <hainque@adacore.com>
854 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
857 2008-06-25 Richard Guenther <rguenther@suse.de>
859 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
860 not overflow the result type.
862 2008-06-25 Richard Guenther <rguenther@suse.de>
864 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
865 (vn_lookup): Likewise.
867 2008-06-25 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/35518
870 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
871 * tree-sra.c (instantiate_element): Use fold_build3 to build
873 (try_instantiate_multiple_fields): Likewise.
875 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
877 * config/rs6000/rs6000.md: Change all string instruction's clobber to
880 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
882 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
883 use_backchain_to_restore_sp to true
884 if the offset of the link register save area would go over the 32k - 1
885 offset limit of the load
888 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
890 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
891 anchor for the type-punning blurb. Cross-reference "Structures
892 unions enumerations and bit-fields implementation". Provide a
893 cast-through-pointer example. Make final sentence self-contained.
894 * doc/implement-c.texi (Structures unions enumerations and
895 bit-fields implementation): Cross-reference the type-punning blurb
896 in the -fstrict-aliasing documentation.
898 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
901 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
902 the memory instead of the memory itself for the save area.
904 2008-06-24 Olivier Hainque <hainque@adacore.com>
905 Nicolas Roche <roche@adacore.com>
907 * gengtype.c (srcdir_len): size_t instead of int.
908 (get_file_realbasename): New function. For F a filename, the real
909 basename of F, with all the path components stripped.
910 (get_file_srcdir_relative_path): New function. For F a filename, the
911 relative path to F from $(srcdir).
912 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
913 get_file_realbasename. Adjust the head comment.
914 (get_prefix_langdir_index): New function. For F a filename, return the
915 lang_dir_names[] relative index of the language directory that is
917 (get_file_langdir): For F a filename, return the name of the language
918 directory where F is located.
919 (get_file_gtfilename): New function. The gt- output file name for an
921 (get_output_file_with_visibility): Replace in-line computations with
922 uses of get_file_gtfilename and get_prefix_langdir_index.
923 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
925 2008-06-24 Jakub Jelinek <jakub@redhat.com>
927 PR tree-optimization/36504
928 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
929 references without base address.
931 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
934 * calls.c (expand_call): Increase alignment for recursive functions.
936 2008-06-23 Anatoly Sokolov <aesok@post.ru>
938 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
939 (TARGET_FUNCTION_VALUE): New define.
940 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
941 * config/avr/avr.h (FUNCTION_VALUE): Remove.
943 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
945 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
946 (fmod<mode>3): Ditto.
947 (remainderxf3): Ditto.
948 (remainder<mode>3): Ditto.
950 2008-06-23 Jakub Jelinek <jakub@redhat.com>
953 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
954 REG is a hard register.
956 PR tree-optimization/36508
957 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
958 499, don't check it at all in release compilers.
960 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
962 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
963 together with SSE_TARGET_MATH to disable insn pattern.
964 (*fop_<MODEF:mode>_2_i387): Ditto.
965 (*fop_<MODEF:mode>_3_i387): Ditto.
967 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
969 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
971 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
974 * gimplify.c (gimplify_asm_expr): Check the return code of
975 parse_output_constraint call, set function return and is_inout
978 2008-06-22 Ian Lance Taylor <iant@google.com>
980 * c-lex.c (narrowest_unsigned_type): Change itk to int.
981 (narrowest_signed_type): Likewise.
982 * c-typeck.c (c_common_type): Change local variable mclass to enum
984 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
985 tcc_comparison, not the tree code itself.
986 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
987 (c_expand_expr): Cast modifier to enum expand_modifier.
988 * c-common.h (C_RID_CODE): Add casts.
989 (C_SET_RID_CODE): Define.
990 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
991 (c_lex_one_token): Add cast to avoid warning.
992 (c_parser_objc_type_name): Rename local typename to type_name.
993 (check_no_duplicate_clause): Change code parameter to enum
995 (c_parser_omp_var_list_parens): Change kind parameter to enum
997 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
998 c_parser_omp_list_var_parens.
999 (c_parser_omp_threadprivate): Likewise.
1000 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1001 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1002 * c-format.c (NO_FMT): Define.
1003 (printf_length_specs): Use NO_FMT.
1004 (asm_fprintf_length_specs): Likewise.
1005 (gcc_diag_length_specs): Likewise.
1006 (scanf_length_specs): Likewise.
1007 (strfmon_length_specs): Likewise.
1008 (gcc_gfc_length_specs): Likewise.
1009 (printf_flag_specs): Change 0 to STD_C89.
1010 (asm_fprintf_flag_specs): Likewise.
1011 (gcc_diag_flag_specs): Likewise.
1012 (gcc_cxxdiag_flag_specs): Likewise.
1013 (scanf_flag_specs): Likewise.
1014 (strftime_flag_specs): Likewise.
1015 (strfmon_flag_specs): Likewise.
1016 (print_char_table): Likewise.
1017 (asm_fprintf_char_table): Likewise.
1018 (gcc_diag_char_table): Likewise.
1019 (gcc_tdiag_char_table): Likewise.
1020 (gcc_cdiag_char_table): Likewise.
1021 (gcc_cxxdiag_char_table): Likewise.
1022 (gcc_gfc_char_table): Likewise.
1023 (scan_char_table): Likewise.
1024 (time_char_table): Likewis.
1025 (monetary_char_table): Likewise.
1026 * c-format.h (BADLEN): Likewise.
1028 2008-06-21 Ian Lance Taylor <iant@google.com>
1030 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1031 Define END_OF_BASE_TREE_CODES around inclusion.
1032 * tree.c (tree_code_type): New global array.
1033 (tree_code_length, tree_code_name): Likewise.
1034 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1036 (all-tree.def, s-alltree): New targets.
1037 (gencheck.h, s-gencheck): Remove.
1038 (tree.o): Depend upon all-tree.def.
1039 (build/gencheck.o): Remove gencheck.h dependency.
1040 (mostlyclean): Don't remove gencheck.h.
1041 * c-common.h (enum c_tree_code): Remove.
1042 * c-lang.c (tree_code_type): Remove.
1043 (tree_code_length, tree_code_name): Remove.
1044 * gencheck.c (tree_codes): Include all-tree.def, rather than
1045 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1047 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1049 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1050 (operator_name_info): Size to MAX_TREE_CODES.
1051 (assignment_operator_name_info): Likewise.
1052 * cp/cp-lang.c (tree_code_type): Remove.
1053 (tree_code_length, tree_code_name): Remove.
1054 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1055 (assignment_operator_name_info): Likewise.
1056 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1058 * cp/mangle.c (write_expression): Likewise.
1059 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1060 * fortran/f95-lang.c (tree_code_type): Remove.
1061 (tree_code_length, tree_code_name): Remove.
1062 * java/java-tree.h (enum java_tree_code): Remove.
1063 * java/lang.c (tree_code_type): Remove.
1064 (tree_code_length, tree_code_name): Remove.
1065 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1066 * objc/objc-act.h (enum objc_tree_code): Remove.
1067 * objc/objc-lang.c (tree_code_type): Remove.
1068 (tree_code_length, tree_code_name): Remove.
1069 * objcp/objcp-lang.c (tree_code_type): Remove.
1070 (tree_code_length, tree_code_name): Remove.
1071 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1072 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1073 * ada/misc.c (tree_code_type): Remove.
1074 (tree_code_length, tree_code_name): Remove.
1076 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1078 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1079 the grand_bitmap_obstack.
1081 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1084 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1085 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1086 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1087 move_stmt_r, new_label_mapper): Likewise.
1088 * tree-complex.c (cvc_lookup): Likewise.
1089 * tree-dfa.c (create_function_ann): Likewise.
1090 * tree-dump.c (dump_register): Likewise.
1091 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1092 find_phi_replacement_condition): Likewise.
1093 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1094 tree_function_versioning): Likewise.
1095 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1096 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1097 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1098 get_nonlocal_debug_decl, convert_nonlocal_reference,
1099 convert_nonlocal_omp_clauses, get_local_debug_decl,
1100 convert_local_reference, convert_local_omp_clauses,
1101 convert_nl_goto_reference, convert_nl_goto_receiver,
1102 convert_tramp_reference, convert_call_expr): Likewise.
1103 * tree-outof-ssa.c (contains_tree_r): Likewise.
1104 * tree-parloops.c (reduction_phi, initialize_reductions,
1105 eliminate_local_variables_1, add_field_for_reduction,
1106 add_field_for_name, create_phi_for_local_result,
1107 create_call_for_reduction_1, create_loads_for_reductions,
1108 create_stores_for_reduction, create_loads_and_stores_for_name):
1110 * tree-phinodes.c (allocate_phi_node): Likewise.
1111 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1112 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1113 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1114 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1115 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1116 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1117 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1118 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1119 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1120 vn_nary_op_insert): Likewise.
1121 * tree-ssa.c (redirect_edge_var_map_add,
1122 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1123 * tree-vectorizer.c (vectorize_loops): Likewise.
1124 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1125 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1126 tree_cons_stat, build1_stat, build_variant_type_copy,
1127 decl_init_priority_lookup, decl_fini_priority_lookup,
1128 decl_priority_info, decl_restrict_base_lookup,
1129 decl_restrict_base_insert, decl_debug_expr_lookup,
1130 decl_debug_expr_insert, decl_value_expr_lookup,
1131 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1132 type_hash_add, get_file_function_name, tree_check_failed,
1133 tree_not_check_failed, tree_range_check_failed,
1134 omp_clause_range_check_failed, build_omp_clause,
1135 build_vl_exp_stat): Likewise.
1136 * value-prof.c (gimple_histogram_value,
1137 gimple_duplicate_stmt_histograms): Likewise.
1138 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1139 unshare_variable, variable_union_info_cmp_pos, variable_union,
1140 dataflow_set_different_1, dataflow_set_different_2,
1141 vt_find_locations, variable_was_changed, set_variable_part,
1142 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1143 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1144 section_entry_hash, object_block_entry_eq,
1145 object_block_entry_hash, create_block_symbol,
1146 initialize_cold_section_name, default_function_rodata_section,
1147 strip_reg_name, set_user_assembler_name, const_desc_eq,
1148 build_constant_desc, output_constant_def, lookup_constant_def,
1149 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1150 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1151 default_internal_label): Likewise.
1152 * varray.c (varray_init, varray_grow): Likewise.
1153 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1155 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1158 operators for "test" insn. Macroize insn using SWI mode macro.
1159 (*jcc_fused_2): Ditto.
1160 (*jcc_fused_3): Macroize insn using SWI mode macro.
1161 (*jcc_fused_4): Ditto.
1163 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1165 * tree-ssa-pre.c: Fix typo in comment.
1166 (init_antic, fini_antic): Add explicit funtions for
1167 initializing and deinitializing ANTIC and AVAIL sets.
1168 (create_expression_by_pieces): Fix typo in comment.
1169 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1170 (execute_pre): Eventually dump details about ANTIC_IN.
1172 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1174 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1175 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1176 add_to_obstack, file_at_path, find_a_file, execute,
1177 add_preprocessor_option, add_assembler_option, add_linker_option,
1178 process_command, insert_wrapper, do_option_spec, do_self_spec,
1179 spec_path, do_spec_1, is_directory, main, used_arg,
1180 getenv_spec_function): Likewise.
1181 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1182 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1185 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1187 * doc/rtl.texi: Updated subreg section.
1189 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1192 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1193 node->needed and node->reachable.
1194 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1195 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1196 (expand_task_call): Don't call expand_task_copyfn.
1197 (expand_task_copyfn): Renamed to...
1198 (finalize_task_copyfn): ... this.
1200 2008-06-19 Jan Hubicka <jh@suse.cz>
1202 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1203 clobbering framepointer.
1205 2008-06-19 Jan Hubicka <jh@suse.cz>
1207 * tree-optimize.c (execute_early_local_optimizations): Set
1208 cgraph_state only at first invocation.
1210 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1212 * system.h (-Wc++-compat): Activate as a warning, no an error.
1214 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1217 instead of "#" in insn asm template.
1218 (*jcc_fused_2): Ditto.
1220 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/i386.h (ix86_tune_indices)
1223 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1224 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1225 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1226 (*jcc_fused_2): Ditto.
1227 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1228 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1229 (print operand): Handle 'E' and 'e' code.
1231 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1233 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1234 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1235 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1237 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1239 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1241 (cgraph_expand_function): Use local copy of decl.
1242 (cgraph_expand_all_functions): Remove redundant initialization of
1244 (cgraph_optimize): Reword internal_error message.
1246 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1248 * arm-protos.h (arm_return_in_memory): Remove public
1249 arm_return_in_memory() prototype.
1250 * arm.c (arm_return_in_memory): Add static prototype, add target
1251 hook macro, change definition and comments.
1252 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1254 2008-06-19 Ben Elliston <bje@au.ibm.com>
1256 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1257 real.c: Remove references to IEEE 754R.
1258 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1259 * doc/libgcc.texi (Decimal float library routines): Likewise.
1261 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1263 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1264 (default_unwind_word_mode): Add prototype.
1265 * targhooks.c (default_unwind_word_mode): New function.
1266 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1267 instead of word_mode.
1268 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1269 (TARGET_INITIALIZER): Use it.
1271 * c-common.c (handle_mode_attribute): Support "unwind_word"
1273 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1275 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1276 word_mode to access SjLj_Function_Context member "data".
1277 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1278 conversion from targetm.eh_return_filter_mode () to
1279 targetm.unwind_word_mode () if they differ.
1281 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1282 (BT_FN_UNWINDWORD_PTR): New function type.
1283 (BT_FN_WORD_PTR): Remove.
1284 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1285 * except.c (expand_builtin_extend_pointer): Convert pointer to
1286 targetm.unwind_word_mode () instead of word_mode.
1288 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1289 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1290 (spu_unwind_word_mode): New function.
1291 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1292 (TARGET_UNWIND_WORD_MODE): Define.
1293 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1295 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1297 * config/spu/spu.c (reg_align): Remove.
1298 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1299 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1300 (spu_split_store): Likewise.
1302 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1304 * gcc/tree-vn.c: Fix typo in comment.
1306 2008-06-18 Jan Hubicka <jh@suse.cz>
1308 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1309 toplevel reorder too.
1311 2008-06-18 Jan Hubicka <jh@suse.cz>
1313 * c-opts.c (c_common_post_options): PCH is not compatible with
1315 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1316 -fno-toplevel-reorder by default now.
1318 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1320 PR documentation/30739
1321 * doc/install.texi (Prerequisites): Document dependency on awk.
1323 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1324 Ian Lance Taylor <iant@google.com>
1326 PR rtl-optimization/35604
1327 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1328 only want to change jump destinations, not eventual label comparisons.
1330 2008-06-16 Jan Hubicka <jh@suse.cz>
1332 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1334 (cgraph_analyze_function): Likewise.
1336 2008-06-16 Jan Hubicka <jh@suse.cz>
1338 * cgraph.h (cgraph_mark_if_needed): New function.
1339 * cgraphunit.c (cgraph_mark_if_needed): New function.
1340 * c-decl.c (duplicate_decl): Use it.
1342 2008-06-16 Jan Hubicka <jh@suse.cz>
1344 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1347 2008-06-16 Jan Hubicka <jh@suse.cz>
1349 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1351 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1352 Kazu Hirata <kazu@codesourcery.com>
1353 Maxim Kuvyrkov <maxim@codesourcery.com
1355 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1356 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1357 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1358 EXTRA_SPEC_FUNCTIONS.
1359 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1360 (DRIVER_SELF_SPECS): Adjust.
1361 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1362 * config/mips/st.h, config/mips/t-st: New.
1363 * config/mips/driver-native.c, config/mips/x-native: New.
1364 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1367 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1369 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1371 (ISA_HAS_FP_CONDMOVE): New macro.
1372 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1373 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1374 (ISA_HAS_NMADD3_NMSUB3): New macro.
1375 * config/mips/mips.c (mips_rtx_costs): Update.
1376 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1377 compiling for ST Loongson 2E/2F.
1378 (madd<mode>): Rename to madd4<mode>. Update.
1379 (madd3<mode>): New pattern.
1380 (msub<mode>): Rename to msub4<mode>. Update.
1381 (msub3<mode>): New pattern.
1382 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1383 (nmadd3<mode>): New pattern.
1384 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1385 (nmadd3<mode>_fastmath): New pattern.
1386 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1387 (nmsub3<mode>): New pattern.
1388 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1389 (nmsub3<mode>_fastmath): New pattern.
1390 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1392 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1394 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1395 (DF_REF_INSN_INFO): New.
1396 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1397 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1398 with a NULL DF_REF_INSN_INFO.
1399 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1401 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1402 DF_INSN_INFO_EQ_USES): New.
1403 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1404 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1405 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1406 * df-core.c: Update comment for above changes.
1407 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1408 DF_INSN_UID_* macros.
1409 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1410 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1411 insn rtx. Update all callers.
1412 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1413 df_ref_create_structure, df_insn_refs_collect): Likewise.
1414 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1415 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1416 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1417 macros to access the insn refs.
1418 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1419 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1420 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1421 for accessing the refs.
1422 (try_fwprop_subst): Likewise.
1423 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1424 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1425 for accessing the refs.
1426 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1427 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1428 to look at the insn refs.
1429 (record_uses): Likewise.
1430 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1432 (mark_artificial_uses): Don't mark_insn for artificial refs.
1433 (mark_reg_rependencies): Likewise.
1435 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1437 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1439 * configure: Regenerate.
1441 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1443 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1444 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1445 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1447 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1449 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1450 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1451 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1453 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1455 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1456 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1457 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1459 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1461 * tree-ssa-sccvn.c: Fix format of comments.
1463 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1465 * cgraph.c: Remove unneeded forward declarations of eq_node()
1468 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1470 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1472 (see_update_relevancy): Likewise.
1473 * fwprop.c (try_fwprop_subst): Likewise.
1474 * rtlanal.c (noop_move_p): Likewise.
1475 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1476 notes to non-existing libcall blocks.
1477 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1479 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1480 (dead_libcall_p): Remove.
1481 (delete_trivially_dead_insns): Don't use it.
1482 * web.c (union_defs): Remove comment about keeping nops.
1483 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1484 (compute_hash_table_work): Don't track libcall notes.
1485 (do_local_cprop): Don't take libcall pointers. Don't update
1487 (adjust_libcall_notes): Deleted.
1488 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1489 ever have existed in the first place).
1490 (replace_store_insn): Don't try to remove libcall notes.
1491 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1492 (resolve_reg_notes): Don't call them.
1493 (resolve_simple_move): Likewise.
1494 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1495 Don't remove REG_RETVAL notes.
1496 * emit-rtl.c (try_split): Don't update libcall notes.
1497 (emit_copy_of_insn_after): Dito.
1498 * cselib.c (cselib_current_insn_in_libcall): Remove.
1499 (cselib_process_insn): Don't set/clear it.
1500 (new_elt_loc_list): Don't record it.
1501 (cselib_init): Don't initialize it.
1502 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1503 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1505 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1506 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1507 (init_deps): Don't initialize it.
1508 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1509 * combine.c (delete_noop_moves): Don't update libcall notes.
1510 (can_combine_p): Remove now pointless #if 0 block.
1511 (try_combine): Remove another obsolete #if 0 block.
1512 (distribute_notes): Don't distribute libcall notes.
1513 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1514 * dce.c (libcall_dead_p): Remove.
1515 (delete_unmarked_insns): Don't handle libcall blocks.
1516 (preserve_libcall_for_dce): Remove.
1517 (prescan_insns_for_dce): Don't special-case libcall block insns.
1518 * reload1 (reload): Don't handle libcall notes.
1519 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1522 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1524 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1525 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1526 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1528 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1530 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1531 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1532 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1534 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1536 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1538 2008-06-16 Ira Rosen <irar@il.ibm.com>
1540 PR tree-optimization/36493
1541 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1542 the arguments list. Use VECTYPE to create vector pointer.
1543 (vectorizable_store): Fail if accesses through a pointer to vectype
1544 do not alias the original memory reference operands.
1545 Call vect_create_data_ref_ptr without the removed argument.
1546 (vectorizable_load): Likewise.
1547 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1550 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1553 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1556 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1558 * config/mips/loongson2ef.md: New file.
1559 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1560 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1561 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1562 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1563 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1565 (loongson2ef.md): New include.
1566 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1567 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1568 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1569 (loongson_gt_<mode>, loongson_extract_halfword)
1570 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1571 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1572 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1573 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1574 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1575 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1576 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1577 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1578 (vec_interleave_low<mode>): Define type attribute.
1579 * config/mips/mips.c (mips_ls2): New static variable.
1580 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1581 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1582 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1583 Implement target scheduling hooks.
1584 (mips_multipass_dfa_lookahead): Update to handle tuning for
1586 (mips_sched_init): Initialize data for Loongson scheduling.
1587 (mips_ls2_variable_issue): New static function.
1588 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1590 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1591 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1592 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1593 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1594 Handle ST Loongson 2E/2F cores.
1595 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1597 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1599 * omp-low.c (extract_omp_for_data): Fix comment typo.
1602 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1604 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1605 FIXME note about gcc/config.guess.
1606 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1607 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1608 * doc/cppopts.texi: Likewise.
1609 * doc/extend.texi: Likewise.
1610 * doc/gcc.texi: Likewise.
1611 * doc/gccint.texi: Likewise.
1612 * doc/gcov.texi: Likewise.
1613 * doc/gty.texi: Likewise.
1614 * doc/hostconfig.texi: Likewise.
1615 * doc/install.texi: Likewise.
1616 * doc/invoke.texi: Likewise.
1617 * doc/loop.texi: Likewise.
1618 * doc/makefile.texi: Likewise.
1619 * doc/md.texi: Likewise.
1620 * doc/passes.texi: Likewise.
1621 * doc/tm.texi: Likewise.
1622 * doc/tree-ssa.texi: Likewise.
1623 * doc/trouble.texi: Likewise.
1625 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1626 Nathan Sidwell <nathan@codesourcery.com>
1627 Maxim Kuvyrkov <maxim@codesourcery.com>
1628 Richard Sandiford <rdsandiford@googlemail.com>
1630 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1631 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1632 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1634 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1635 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1636 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1638 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1639 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1640 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1641 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1642 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1643 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1644 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1645 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1646 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1647 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1648 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1649 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1650 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1651 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1652 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1653 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1654 (mips_builtins): Add Loongson builtins.
1655 (mips_loongson_2ef_bdesc): New.
1656 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1657 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1658 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1659 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1661 (mips_expand_vector_init): New.
1662 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1663 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1665 * config/mips/mips.md: Add unspec numbers for Loongson
1666 builtins. Include loongson.md.
1667 (MOVE64): Include Loongson vector modes.
1668 (SPLITF): Include Loongson vector modes.
1669 (HALFMODE): Handle Loongson vector modes.
1670 * config/mips/loongson.md: New.
1671 * config/mips/loongson.h: New.
1672 * config.gcc: Add loongson.h header for mips*-*-* targets.
1673 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1675 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1677 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1678 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1679 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1680 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1681 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1682 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1683 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1684 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1685 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1686 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1687 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1688 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1689 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1690 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1691 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1692 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1693 Remove use_fixproto=yes.
1694 (ia64*-*-hpux*): Remove comment about using fixproto.
1695 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1697 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1699 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1701 * configure: Regenerate.
1703 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1706 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1707 before evaluating it.
1709 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1712 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1713 nested inline functions.
1714 (start_decl, start_function): Don't invert DECL_EXTERNAL
1715 for nested inline functions.
1717 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1719 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1720 splits that must be made for correctness.
1722 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1724 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1725 (AVAIL_NON_MIPS16): Likewise.
1726 (mips_builtin_description): Replace target_flags with a predicate.
1727 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1728 (dspr2_32): New availability predicates.
1729 (MIPS_BUILTIN): New macro.
1730 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1731 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1732 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1733 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1734 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1735 (mips_dsp_32only_bdesc): Merge into...
1736 (mips_builtins): ...this new array.
1737 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1738 (mips_init_builtins): Update after above changes.
1739 (mips_expand_builtin_1): Merge into...
1740 (mips_expand_builtin): ...here and update after above changes.
1742 2008-06-12 Paul Brook <paul@codesourcery.com>
1744 * longlong.h (__arm__): Define count_leading_zeros.
1745 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1746 (clzsi2, clzdi2): New functions.
1747 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1748 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1749 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1750 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1751 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1752 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1753 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1754 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1755 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1756 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1758 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1760 * config/m68k/m68k.c (m68k_tune_flags): New.
1761 (override_options): Compute m68k_tune_flags.
1762 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1763 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1765 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1768 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1770 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1772 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1773 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1775 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1777 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1778 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1780 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1783 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1786 2008-06-12 Richard Guenther <rguenther@suse.de>
1788 PR tree-optimization/36345
1789 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1790 add memory_tag_needed flag.
1791 (may_alias_p): Declare.
1792 * tree-ssa-alias.c (may_alias_p): Export.
1793 (set_initial_properties): Use memory_tag_needed flag.
1794 (update_reference_counts): Likewise.
1795 (reset_alias_info): Reset memory_tag_needed flag.
1796 (create_name_tags): Check memory_tag_needed flag.
1797 (dump_points_to_info_for): Dump it.
1798 * tree-ssa-structalias.c (struct variable_info): Remove
1799 directly_dereferenced flag.
1800 (new_var_info): Do not initialize it.
1801 (process_constraint_1): Do not set it.
1802 (update_alias_info): Set is_dereferenced flag.
1803 (set_uids_in_ptset): Use may_alias_p.
1804 (set_used_smts): Check memory_tag_needed flag.
1805 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1806 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1807 memory_tag_needed flag.
1808 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1811 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1813 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1814 red zone for w64 abi.
1815 (ix86_expand_prologue): Likewise.
1816 (ix86_force_to_memory): Likewise.
1817 (ix86_free_from_memory): Likewise.
1819 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1822 * config/rs6000/rs6000.c (rs6000_override_options): Set
1823 rs6000_isel conditionally to the absence of comand line override.
1824 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1825 Remove duplicate rs6000_isel setting.
1826 * config/rs6000/eabispe.h: Ditto.
1828 2008-06-11 Richard Guenther <rguenther@suse.de>
1830 * alias.c (get_alias_set): Use the element alias-set for arrays.
1831 (record_component_aliases): For arrays and vectors do nothing.
1832 * c-common.c (strict_aliasing_warning): Handle the cases
1833 of alias set zero explicitly.
1834 * Makefile.in (dfp.o-warn): Add -Wno-error.
1836 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1838 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1840 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1841 tune_32 tune_64 to supported_defaults. Allow values not
1842 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1843 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1844 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1845 with_cpu_64 to generic for 64-bit-supporting configurations, not
1846 with_cpu. Remove FIXMEs.
1847 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1848 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1849 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1850 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1851 arch_32 and arch_64.
1853 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1854 Olivier Hainque <hainque@adacore.com>
1856 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1857 Use DECL_SIZE_UNIT to retrieve the size of the field.
1859 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1861 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1862 with function calls after declarations. Lay out
1863 neon_float_type_node before further use.
1865 2008-06-11 Richard Guenther <rguenther@suse.de>
1867 * tree-flow.h (may_point_to_global_var): Declare.
1868 * tree-ssa-alias.c (may_point_to_global_var): New function.
1869 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1871 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1873 * configure.ac: Teach that fido supports .debug_line.
1874 * configure: Regenerate.
1876 2008-06-10 Tom Tromey <tromey@redhat.com>
1878 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1881 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1883 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1884 (encode_decimal64, decode_decimal64, encode_decimal128,
1885 decode_decimal128): Reverse order of 32-bit parts of value if host
1886 and target endianness differ.
1888 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1890 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1891 Avoid division by 0.
1892 (tree_mod_pow2_value_transform): Likewise.
1893 (tree_ic_transform): Likewise.
1894 (tree_stringops_transform): Likewise.
1895 (tree_mod_subtract_transform): Likewise.
1896 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1897 (copy_edges_for_bb): Likewise.
1898 (initialize_cfun): Likewise.
1900 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1903 nonmemory_operand. Add "N" operand constraint.
1905 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1906 (*jcc_btsi_mask): Ditto.
1907 (*jcc_btsi_mask_1): Ditto.
1909 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1911 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1912 TYPE_CANONICAL for copied element type.
1914 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1917 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1918 Add m_CORE2 and m_GENERIC.
1919 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1920 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1922 (*jcc_btdi_rex64): New instruction and split pattern.
1924 (*jcc_btsi_1): Ditto.
1925 (*btsq): Fix Intel asm dialect operand order.
1929 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1932 * simplify-rtx.c (simplify_subreg): Add check for shift count
1935 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1937 * doc/md.texi: Synchronize with later constraints.md change.
1938 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1939 with a C implementation.
1940 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1942 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1943 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1944 when moving to and from MD_REGNUM.
1945 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1946 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1947 Handle byte and halfword moves.
1948 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1950 * config/mips/constraints.md (h): Turn into NO_REGS.
1951 (l, x): Update documentation.
1952 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1953 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1954 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1955 (HILO): New mode iterator.
1957 (any_div): New code iterator.
1958 (u): Extend code attribute to div and udiv.
1959 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1960 d_operand in the splitters. Remove redundant CONST_INT checks.
1961 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1962 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1963 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1964 accordingly, using normal moves instead of unspecs to move LO into
1965 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1966 (<u>mulsidi3): Handle expansion in C code.
1967 (<u>mulsidi3_32bit_internal): Rename to...
1968 (<u>mulsidi3_32bit): ...this.
1969 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1970 (*<u>mulsidi3_64bit): Rename to...
1971 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1972 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1973 to set LO and HI to the multiplication result. Use a normal move
1974 for MFLO and an unspec for MFHI.
1975 (*<u>mulsidi3_64bit_parts): Replace with...
1976 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1977 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1978 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1979 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1980 instead of HI. Split the instruction into a separate multiplication
1981 and MFHI if !TARGET_FIX_R4000.
1982 (<su>muldi3_highpart): Likewise.
1983 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1984 and the "=h" clobber.
1985 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1986 (<u>mulditi3): New expander.
1987 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1988 (madsi): Remove "=h" clobber.
1989 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1990 Force the modulus result to be a GPR and split the instruction into
1991 a division followed by an MFHI after reload.
1992 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1993 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1994 the MIPS16 HIGH define_split.
1995 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1996 of acc<->gpr moves to "multi".
1997 (*movdi_64bit): Replace the single "x" alternative with
1998 alternatives for moving into and out of "a".
1999 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2000 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2001 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2002 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2003 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2004 (movti): New expander.
2005 (*movti, *movti_mips16): New insns.
2006 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2007 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2008 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2009 * config/mips/predicates.md (fpr_operand): Delete.
2010 (d_operand): New predicate.
2012 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2014 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2015 failure on some Bourne shells.
2016 (x86_64-*-*): Ditto.
2018 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2020 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2022 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2024 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2025 (sparc-sun-solaris2*): Likewise.
2027 2008-06-09 Arnaud Charlet <charlet@adacore.com
2029 * doc/install.texi: Update requirements to build the Ada compiler.
2031 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2033 * df-scan.c (struct df_scan_problem_data): Remove the
2034 mw_link_pool alloc pool.
2035 (df_scan_free_internal): Don't free it.
2036 (df_scan_alloc): Don't allocate it.
2037 * df.h (struct df_link): Update comment.
2039 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2041 * except.h: Correct checks for when SJLJ exceptions must be used.
2043 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2045 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2048 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2050 PR tree-optimization/36218
2051 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2052 configure for the build system.
2053 (BUILD_LDFLAGS): Define.
2054 * configure: Regenerate.
2055 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2057 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2060 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2061 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2062 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2064 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2066 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2068 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2070 * config.gcc (Obsolete configurations): Remove list of
2072 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2073 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2074 targets matched by those patterns.
2075 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2076 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2077 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2078 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2079 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2080 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2081 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2082 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2083 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2084 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2085 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2086 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2087 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2088 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2089 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2090 Make code for Solaris 7 and greater unconditional for Solaris.
2091 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2092 Remove --with-* handling.
2093 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2094 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2095 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2096 LINK_OS_WINDISS_SPEC): Remove.
2097 * config/rs6000/sysv4.opt (mwindiss): Remove.
2098 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2099 * configure: Regenerate.
2100 * doc/cpp.texi: Don't mention BeOS.
2101 * doc/extend.texi (interrupt): Don't mention MS1.
2102 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2103 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2104 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2105 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2106 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2108 * doc/invoke.texi (MT Options): Remove.
2109 (-mwindiss): Remove.
2110 (CRIS Options): Remove cris-axis-aout references.
2111 (HPPA Options): Don't mention hppa1.1-*-pro.
2112 * doc/md.texi: (MorphoTech family): Remove.
2113 * libgcc2.c: Don't handle UWIN.
2114 * config/alpha/t-unicosmk: Remove.
2115 * config/alpha/unicosmk.h: Remove.
2116 * config/arm/kaos-arm.h: Remove.
2117 * config/arm/kaos-strongarm.h: Remove.
2118 * config/arm/strongarm-coff.h: Remove.
2119 * config/arm/strongarm-elf.h: Remove.
2120 * config/arm/strongarm-pe.h: Remove.
2121 * config/arm/t-strongarm-pe: Remove.
2122 * config/arm/t-xscale-coff: Remove.
2123 * config/arm/t-xscale-elf: Remove.
2124 * config/arm/xscale-coff.h: Remove.
2125 * config/arm/xscale-elf.h: Remove.
2126 * config/chorus.h: Remove.
2127 * config/cris/aout.h: Remove.
2128 * config/cris/aout.opt: Remove.
2129 * config/cris/t-aout: Remove.
2130 * config/i386/beos-elf.h: Remove.
2131 * config/i386/kaos-i386.h: Remove.
2132 * config/i386/ptx4-i.h: Remove.
2133 * config/i386/sco5.h: Remove.
2134 * config/i386/sco5.opt: Remove.
2135 * config/i386/sysv4-cpp.h: Remove.
2136 * config/i386/sysv5.h: Remove.
2137 * config/i386/t-beos: Remove.
2138 * config/i386/t-sco5: Remove.
2139 * config/i386/t-uwin: Remove.
2140 * config/i386/uwin.asm: Remove.
2141 * config/i386/uwin.h: Remove.
2142 * config/kaos.h: Remove.
2143 * config/mips/windiss.h: Remove.
2144 * config/mt: Remove directory.
2145 * config/pa/pa-osf.h: Remove.
2146 * config/pa/pa-pro-end.h: Remove.
2147 * config/pa/t-pro: Remove.
2148 * config/ptx4.h: Remove.
2149 * config/rs6000/beos.h: Remove.
2150 * config/rs6000/kaos-ppc.h: Remove.
2151 * config/rs6000/t-beos: Remove.
2152 * config/rs6000/windiss.h: Remove.
2153 * config/sh/kaos-sh.h: Remove.
2154 * config/sol2-6.h: Remove.
2155 * config/sparc/sol26-sld.h: Remove.
2156 * config/sparc/sysv4-only.h: Remove.
2157 * config/vax/bsd.h: Remove.
2158 * config/vax/t-memfuncs: Remove.
2159 * config/vax/ultrix.h: Remove.
2160 * config/vax/vaxv.h: Remove.
2161 * config/windiss.h: Remove.
2163 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2165 PR rtl-optimization/36438
2166 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2167 for vector shifts with constant scalar shift operands.
2169 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2171 * doc/invoke.texi: Document -march=xlr.
2172 * config/mips/xlr.md: New file.
2173 * config/mips/mips.md: Include it.
2175 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2176 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2177 (mips_rtx_cost_data): Likewise.
2179 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2181 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2182 PRE_INC and PRE_DEC cases.
2184 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2186 PR rtl-optimization/36419
2187 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2188 the emitting jump insn.
2191 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2192 is not bool, boolify the whole *expr_p and convert to the desired type.
2194 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2196 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2197 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2198 Add omp_private_outer_ref hook, add another argument to
2199 omp_clause_default_ctor hook.
2200 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2201 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2202 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2203 hook_tree_tree_tree_tree_null.
2204 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2205 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2206 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2207 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2208 * tree.def (OMP_TASK): New tree code.
2209 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2210 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2211 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2212 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2213 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2214 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2215 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2216 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2217 (OMP_DIRECTIVE_P): Add OMP_TASK.
2218 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2219 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2220 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2221 and OMP_CLAUSE_UNTIED entries.
2222 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2224 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2225 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2226 * tree-pretty-print.c (dump_omp_clause): Handle
2227 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2228 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2229 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2230 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2231 warning about unsigned iterators. Change decl/init/cond/incr
2232 arguments to TREE_VECs, check arguments for all collapsed loops.
2233 (c_finish_omp_taskwait): New function.
2234 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2236 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2237 default_function_array_conversion on init. Add par_clauses argument.
2238 If decl is present in parallel's lastprivate clause, change it to
2239 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2240 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2241 collapse count in clauses.
2242 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2243 c_parser_omp_for_loop callers.
2244 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2245 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2246 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2247 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2249 (c_parser_omp_clause_schedule): Handle schedule(auto).
2250 Include correct location in the error message.
2251 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2252 and PRAGMA_OMP_CLAUSE_UNTIED.
2253 (OMP_TASK_CLAUSE_MASK): Define.
2254 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2255 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2256 * tree-nested.c (convert_nonlocal_omp_clauses,
2257 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2258 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2259 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2260 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2262 (conver_nonlocal_reference, convert_local_reference,
2263 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2264 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2265 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2266 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2267 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2268 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2269 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2270 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2271 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2273 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2274 * c-common.h (c_finish_omp_taskwait): New prototype.
2275 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2276 * tree-parloops.c (create_parallel_loop): Create 1 entry
2277 vectors for OMP_FOR_{INIT,COND,INCR}.
2278 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2279 (make_edges): Handle OMP_TASK.
2280 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2281 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2282 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2283 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2284 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2285 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2286 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2287 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2288 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2289 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2290 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2291 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2292 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2293 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2294 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2295 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2296 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2297 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2298 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2299 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2300 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2301 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2302 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2303 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2304 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2305 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2306 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2307 original iterator is present in lastprivate clause or if
2308 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2309 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2310 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2311 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2312 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2313 if it is set, lookup var in outer contexts too. Handle
2314 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2315 to be implicitly determined firstprivate for task regions.
2316 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2317 if it is set, lookup var in outer contexts too. Set
2318 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2319 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2320 OMP_CLAUSE_UNTIED. Take region_type as last argument
2321 instead of in_parallel and in_combined_parallel.
2322 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2324 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2325 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2326 (new_omp_context): Set default_kind to
2327 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2328 (omp_region_type): New enum.
2329 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2330 fields, add region_type.
2331 (new_omp_context): Take region_type as argument instead of is_parallel
2332 and is_combined_parallel.
2333 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2334 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2335 ctx->is_combined_parallel checks.
2336 (gimplify_omp_task): New function.
2337 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2339 * omp-low.c (extract_omp_for_data): Use schedule(static)
2340 for schedule(auto). Handle pointer and unsigned iterators.
2341 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2342 Add loops argument. Extract data for collapsed OMP_FOR loops.
2343 (expand_parallel_call): Assert sched_kind isn't auto,
2344 map runtime schedule to index 3.
2345 (struct omp_for_data_loop): New type.
2346 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2347 Add loop, loops, collapse and iter_type fields.
2348 (workshare_safe_to_combine_p): Disallow combined for if
2349 iter_type is unsigned long long. Don't combine collapse > 1 loops
2350 unless all bounds and steps are constant. Adjust extract_omp_for_data
2352 (expand_omp_for_generic): Handle pointer, unsigned and long long
2353 iterators. Handle collapsed OMP_FOR loops. Adjust
2354 for struct omp_for_data changes. If libgomp function doesn't return
2355 boolean_type_node, add comparison of the return value with 0.
2356 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2357 pointer, unsigned and long long iterators. Adjust for struct
2358 omp_for_data changes.
2359 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2360 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2361 unsigned long long. Allocate loops array, pass it to
2362 extract_omp_for_data. For collapse > 1 loops use always
2363 expand_omp_for_generic.
2364 (omp_context): Add sfield_map and srecord_type fields.
2365 (is_task_ctx, lookup_sfield): New functions.
2366 (use_pointer_for_field): Use is_task_ctx helper. Change first
2367 argument's type from const_tree to tree. Clarify comment.
2368 In OMP_TASK disallow copy-in/out sharing.
2369 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2370 (install_var_field): Add mask argument. Populate both record_type
2371 and srecord_type if needed.
2372 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2374 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2375 and DECL_FIELD_OFFSET.
2376 (scan_sharing_clauses): Adjust install_var_field callers. For
2377 firstprivate clauses on explicit tasks allocate the var by value in
2378 record_type unconditionally, rather than by reference.
2379 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2380 Use is_taskreg_ctx instead of is_parallel_ctx.
2381 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2382 (create_omp_child_function_name): Add task_copy argument, use
2383 *_omp_cpyfn* names if it is true.
2384 (create_omp_child_function): Add task_copy argument, if true create
2385 *_omp_cpyfn* helper function.
2386 (scan_omp_parallel): Adjust create_omp_child_function callers.
2387 Rename parallel_nesting_level to taskreg_nesting_level.
2388 (scan_omp_task): New function.
2389 (lower_rec_input_clauses): Don't run constructors for firstprivate
2390 explicit task vars which are initialized by *_omp_cpyfn*.
2391 Pass outer var ref to omp_clause_default_ctor hook if
2392 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2393 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2394 OMP_CLAUSE_REDUCTION_INIT.
2395 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2396 avoid duplicate setting of fields. Handle
2397 OMP_CLAUSE_PRIVATE_OUTER_REF.
2398 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2399 copy-out if TREE_READONLY, only copy-in.
2400 (expand_task_copyfn): New function.
2401 (expand_task_call): New function.
2402 (struct omp_taskcopy_context): New type.
2403 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2405 (lower_omp_parallel): Rename to...
2406 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2407 Call create_task_copyfn if srecord_type is needed. Adjust
2409 (task_shared_vars): New variable.
2410 (check_omp_nesting_restrictions): Warn if work-sharing,
2411 barrier, master or ordered region is closely nested inside OMP_TASK.
2412 Add warnings for barrier if closely nested inside of work-sharing,
2413 ordered, or master region.
2414 (scan_omp_1): Call check_omp_nesting_restrictions even for
2415 GOMP_barrier calls. Rename parallel_nesting_level to
2416 taskreg_nesting_level. Handle OMP_TASK.
2417 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2418 work-sharing construct, continue looking for them on parent parallel
2420 (lower_omp_for_lastprivate): Add lastprivate clauses
2421 to the beginning of dlist rather than end. Adjust for struct
2422 omp_for_data changes.
2423 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2424 not after it. Handle collapsed OMP_FOR loops, adjust for
2425 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2426 (get_ws_args_for): Adjust extract_omp_for_data caller.
2427 (scan_omp_for): Handle collapsed OMP_FOR
2428 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2429 (lower_omp_single_simple): If libgomp function doesn't return
2430 boolean_type_node, add comparison of the return value with 0.
2431 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2432 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2433 (parallel_nesting_level): Rename to...
2434 (taskreg_nesting_level): ... this.
2435 (is_taskreg_ctx): New function.
2436 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2438 (execute_lower_omp): Rename parallel_nesting_level to
2439 taskreg_nesting_level.
2440 (expand_omp_parallel): Rename to...
2441 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2442 Call omp_task_call for OMP_TASK regions.
2443 (expand_omp): Adjust caller, handle OMP_TASK.
2444 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2446 * bitmap.c (bitmap_default_obstack_depth): New variable.
2447 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2448 if argument is NULL and bitmap_default_obstack is already initialized.
2449 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2451 * matrix-reorg.c (matrix_reorg): Likewise.
2453 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2455 * config/i386/i386.md (*indirect_jump): Macroize using P
2456 mode iterator. Remove !TARGET_64BIT from insn constraints.
2457 (*tablejump_1): Ditto.
2458 (*indirect_jump_rex64): Remove insn pattern.
2459 (*tablejump_1_rex64): Ditto.
2460 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2461 and eh_return_si insn patterns.
2463 2008-06-06 Richard Guenther <rguenther@suse.de>
2465 * tree-ssa-structalias.c (merge_smts_into): Remove.
2466 (find_what_p_points_to): Do not bother to compute the
2467 points-to set for pt_anything pointers.
2468 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2469 for pt_anything pointers is ok.
2471 2008-06-06 Jan Hubicka <jh@suse.cz>
2473 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2475 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2477 * cgraph.c: Fix typos in comments.
2478 (cgraph_availability_names): Fix string typo.
2479 * fold-const.c: Fix typos in comments.
2480 (fold_binary): Fix typo in warning.
2481 * genautomata.c: Fix typos in comments.
2482 (check_presence_pattern_sets): Fix typo in local variable.
2483 (output_description): Fix typo in output.
2484 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2485 * hwint.h: Likewise.
2486 * matrix-reorg.c (check_allocation_function): Likewise.
2487 * omega.c (smooth_weird_equations): Likewise.
2488 * auto-inc-dec.c: Fix typos in comments.
2489 * bb-reorder.c: Likewise.
2490 * builtins.c: Likewise.
2491 * c-common.c: Likewise.
2492 * c-cppbuiltin.c: Likewise.
2493 * c-parser.c: Likewise.
2494 * c-pretty-print.c: Likewise.
2495 * cfgcleanup.c: Likewise.
2496 * cfgexpand.c: Likewise.
2497 * cfghooks.c: Likewise.
2498 * cfglayout.c: Likewise.
2499 * cfgloopmanip.c: Likewise.
2500 * cgraphunit.c: Likewise.
2501 * coverage.c: Likewise.
2502 * dbxout.c: Likewise.
2503 * df-byte-scan.c: Likewise.
2504 * df-core.c: Likewise.
2505 * df-problems.c: Likewise.
2506 * df-scan.c: Likewise.
2508 * dominance.c: Likewise.
2509 * domwalk.c: Likewise.
2511 * dwarf2out.c: Likewise.
2512 * emit-rtl.c: Likewise.
2513 * et-forest.c: Likewise.
2514 * function.c: Likewise.
2515 * function.h: Likewise.
2517 * gcov-io.c: Likewise.
2520 * genattrtab.c: Likewise.
2521 * ggc-page.c: Likewise.
2522 * gimplify.c: Likewise.
2523 * gthr-lynx.h: Likewise.
2524 * haifa-sched.c: Likewise.
2525 * ipa-cp.c: Likewise.
2526 * ipa-inline.c: Likewise.
2527 * ipa-prop.h: Likewise.
2528 * ipa-pure-const.c: Likewise.
2529 * ipa-struct-reorg.c: Likewise.
2530 * ipa-struct-reorg.h: Likewise.
2531 * ipa-type-escape.c: Likewise.
2533 * loop-doloop.c: Likewise.
2534 * mips-tfile.c: Likewise.
2535 * mkmap-flat.awk: Likewise.
2536 * mkmap-symver.awk: Likewise.
2537 * modulo-sched.c: Likewise.
2538 * omp-low.c: Likewise.
2539 * optabs.c: Likewise.
2540 * optabs.h: Likewise.
2542 * passes.c: Likewise.
2543 * postreload-gcse.c: Likewise.
2544 * postreload.c: Likewise.
2545 * predict.c: Likewise.
2546 * pretty-print.h: Likewise.
2547 * profile.c: Likewise.
2548 * protoize.c: Likewise.
2549 * ra-conflict.c: Likewise.
2551 * recog.c: Likewise.
2552 * regclass.c: Likewise.
2554 * reload.c: Likewise.
2555 * rtl-error.c: Likewise.
2556 * rtlanal.c: Likewise.
2558 * sched-rgn.c: Likewise.
2561 * target.h: Likewise.
2562 * tree-dfa.c: Likewise.
2563 * tree-eh.c: Likewise.
2564 * tree-flow-inline.h: Likewise.
2565 * tree-inline.c: Likewise.
2566 * tree-into-ssa.c: Likewise.
2567 * tree-loop-distribution.c: Likewise.
2568 * tree-nested.c: Likewise.
2569 * tree-parloops.c: Likewise.
2570 * tree-pass.h: Likewise.
2571 * tree-pretty-print.c: Likewise.
2572 * tree-profile.c: Likewise.
2573 * tree-scalar-evolution.c: Likewise.
2574 * tree-sra.c: Likewise.
2575 * tree-ssa-alias-warnings.c: Likewise.
2576 * tree-ssa-ccp.c: Likewise.
2577 * tree-ssa-coalesce.c: Likewise.
2578 * tree-ssa-dom.c: Likewise.
2579 * tree-ssa-dse.c: Likewise.
2580 * tree-ssa-forwprop.c: Likewise.
2581 * tree-ssa-live.c: Likewise.
2582 * tree-ssa-live.h: Likewise.
2583 * tree-ssa-loop-im.c: Likewise.
2584 * tree-ssa-loop-ivopts.c: Likewise.
2585 * tree-ssa-loop-niter.c: Likewise.
2586 * tree-ssa-loop-prefetch.c: Likewise.
2587 * tree-ssa-phiopt.c: Likewise.
2588 * tree-ssa-phiprop.c: Likewise.
2589 * tree-ssa-sccvn.c: Likewise.
2590 * tree-ssa-ter.c: Likewise.
2591 * tree-ssa-threadupdate.c: Likewise.
2592 * tree-ssa.c: Likewise.
2593 * tree-vect-analyze.c: Likewise.
2594 * tree-vect-transform.c: Likewise.
2595 * tree-vectorizer.c: Likewise.
2596 * tree-vn.c: Likewise.
2597 * tree-vrp.c: Likewise.
2599 * tree.def: Likewise.
2601 * unwind-dw2-fde.c: Likewise.
2602 * unwind.inc: Likewise.
2603 * value-prof.c: Likewise.
2604 * vmsdbgout.c: Likewise.
2606 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2608 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2609 always place FP constants in the TOC for TARGET_POWERPC64.
2610 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2612 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2614 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2615 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2616 enable for TARGET_E500_DOUBLE.
2617 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2618 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2619 floating-point modes like integer modes for E500 double.
2620 (rs6000_legitimate_offset_address_p): Likewise.
2621 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2622 addressing for DDmode for E500 double.
2623 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2624 modes as using 64-bits of registers for E500 double.
2625 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2626 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2627 specially for E500 double.
2628 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2629 TDmode for E500 double.
2630 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2631 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2632 (rs6000_split_multireg_move): Do not handle TDmode specially for
2634 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2635 using 64-bit registers for E500 double.
2636 (emit_frame_save): Do not handle DDmode specially for E500 double.
2637 (gen_frame_mem_offset): Likewise.
2638 (rs6000_function_value): Do not call spe_build_register_parallel
2639 for DDmode or TDmode.
2640 (rs6000_libcall_value): Likewise.
2641 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2642 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2645 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2650 2008-06-04 Junjie Gu <jgu@tensilica.com>
2652 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2653 comparison for frame pointers.
2655 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2658 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2660 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2663 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2664 register is already smaller or equal to required mode.
2666 2008-06-04 Xinliang David Li <davidxl@google.com>
2668 * tree-call-cdce.c: New file.
2669 (cond_dead_built_in_calls): New static variable.
2670 (input_domain): New struct.
2671 (check_pow): New function.
2672 (check_builtin_call): Ditto.
2673 (check_target_format): Ditto.
2674 (is_call_dce_candidate): Ditto.
2675 (gen_one_condition): Ditto.
2676 (gen_conditions_for_domain): Ditto.
2677 (get_domain): Ditto.
2678 (gen_conditions_for_pow_cst_base): Ditto.
2679 (gen_conditions_for_pow_int_base): Ditto.
2680 (gen_conditions_for_pow): Ditto.
2681 (get_no_error_domain): Ditto.
2682 (gen_shrink_wrap_conditions): Ditto.
2683 (shrink_wrap_one_built_in_call): Ditto.
2684 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2685 (tree_call_cdce): Ditto.
2686 (gate_call_cdce): Ditto.
2687 (pass_call_cdce): New gimple pass.
2688 * passes.c: (init_optimization_passes): New pass.
2689 * tree-pass.h: New pass declaration.
2690 * opts.c (decode_options): New flag setting.
2691 * common.opt: Add -ftree-builtin-call-dce flag.
2692 * Makefile.in: Add new source file.
2693 * tempvar.def: New tv_id.
2694 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2696 2008-06-04 Richard Guenther <rguenther@suse.de>
2698 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2699 (is_call_clobbered): Always check var_ann->call_clobbered.
2700 (mark_call_clobbered): Always set var_ann->call_clobbered.
2701 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2702 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2703 (reset_alias_info): Clear call clobbering info on MTAGs and
2705 (set_pt_anything): Set pt_global_mem.
2706 (create_tag_raw): Adjust comment.
2707 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2709 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2710 Maxim Kuvyrkov <maxim@codesourcery.com>
2712 * config/m68k/m68k.opt (mxgot): New option.
2713 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2714 (m68k_output_addr_const_extra): New.
2715 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2716 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2717 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2718 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2720 2008-06-04 Richard Guenther <rguenther@suse.de>
2722 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2723 negative or non-representable offsets.
2725 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2727 * config/i386/i386.c (ix86_gen_leave): New.
2728 (ix86_gen_pop1): Likewise.
2729 (ix86_gen_add3): Likewise.
2730 (ix86_gen_sub3): Likewise.
2731 (ix86_gen_sub3_carry): Likewise.
2732 (ix86_gen_one_cmpl2): Likewise.
2733 (ix86_gen_monitor): Likewise.
2734 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2735 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2736 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2737 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2738 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2739 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2740 (ix86_expand_epilogue): Updated.
2741 (print_operand): Handle integer register operand for 'z'.
2742 (ix86_expand_strlensi_unroll_1): Likewise.
2743 (ix86_expand_strlen): Likewise.
2744 (ix86_expand_builtin): Likewise.
2745 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2746 mov{q}/mov{l} and add{q}/add{l}.
2748 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2750 * config/i386/i386.md (P): New mode iterator.
2751 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2752 using P mode iterator.
2753 (DFmode push_operand splitter): Ditto.
2754 (XFmode push_operand splitter): Ditto.
2755 (DFmode float_extend SFmode push_operand splitter): Ditto.
2756 (XFmode float_extend SFmode push_operand splitter): Do not generate
2757 SImode pushes for 64bit target. Macroize Dimode and SImode
2758 pushes using P mode iterator.
2759 (XFmode float_extend DFmode push_operand splitter): Ditto.
2761 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2763 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2764 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2765 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2767 (ix86_call_abi_override): Remove check for call_used_regs.
2769 2008-06-03 Richard Guenther <rguenther@suse.de>
2771 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2772 for the lhs of calls if the return type contains pointers.
2774 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2776 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2777 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2778 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2779 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2780 of cfun and DEFAULT_ABI to deceide abi mode.
2782 (REG_PARM_STACK_SPACE): Removed.
2783 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2784 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2785 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2786 (ix86_function_abi): Likewise.
2787 (ix86_function_type_abi): Likewise.
2788 (ix86_call_abi_override): Likewise.
2789 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2790 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2791 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2792 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2794 (X86_64_REGPARM_MAX): New.
2795 (X86_64_SSE_REGPARM_MAX): New.
2796 (X64_REGPARM_MAX): New.
2797 (X64_SSE_REGPARM_MAX): New.
2798 (X86_32_REGPARM_MAX): New.
2799 (X86_32_SSE_REGPARM_MAX): New.
2800 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2801 (ix86_function_regparm): Handle user calling abi.
2802 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2803 by DEFAULT_ABI versus SYSV_ABI check.
2804 (ix86_reg_parm_stack_space): New.
2805 (ix86_function_type_abi): New.
2806 (ix86_call_abi_override): New.
2807 (ix86_function_abi): New.
2808 (ix86_cfun_abi): New.
2809 (init_cumulative_args): Call abi specific initialization.
2810 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2811 (function_arg_64): Extend SSE_REGPARM_MAX check.
2812 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2813 (ix86_pass_by_reference): Likewise.
2814 (ix86_function_value_regno_p): Likewise.
2815 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2816 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2817 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2818 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2819 (setup_incoming_varargs_64): Adjust regparm for call abi.
2820 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2821 (ix86_va_start): Likewise.
2822 (ix86_gimplify_va_arg): Likewise.
2823 (ix86_expand_prologue): Likewise.
2824 (output_pic_addr_const): Likewise.
2825 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2826 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2827 (x86_output_mi_thunk): Likewise.
2828 (x86_function_profiler): Likewise.
2829 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2830 (SYSV_ABI, MS_ABI): New constants.
2832 (init_regs): Add prototype of function in regclass.c file.
2833 (OVERRIDE_ABI_FORMAT): New.
2834 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2835 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2836 (OUTGOING_REG_PARM_STACK_SPACE): New.
2837 (ix86_reg_parm_stack_space): New prototype.
2838 (CUMULATIVE_ARGS): Add call_abi member.
2839 (machine_function): Add call_abi member.
2840 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2841 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2843 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2846 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2847 (avr_builtin_setjmp_frame_value): New function.
2848 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2849 (nonlocal_goto): Define.
2851 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2853 * config/mips/mips.c (mips_emit_loadgp): Return early if
2854 there is nothing do to, otherwise emit a blockage if
2855 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2856 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2858 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2860 * configure.ac: Drop unneeded backslash ending up in config.in.
2861 * acinclude.m4: Likewise.
2862 * config.in: Regenerate.
2864 2008-05-26 Jan Hubicka <jh@suse.cz>
2866 * predict.c (maybe_hot_frequency_p): Break out of...
2867 (maybe_hot_bb_p): ... here.
2868 (maybe_hot_edge_p): New.
2869 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2870 * basic-block.h (maybe_hot_edge_p): Declare.
2872 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2874 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2875 (*cmpfp_<mode>_cc): Ditto.
2876 (*fp_jcc_8<mode>_387): Ditto.
2877 (*fop_<MODEF:mode>_2_i387): Ditto.
2878 (*fop_<MODEF:mode>_3_i387): Ditto.
2879 (*fop_xf_2_i387): Ditto.
2880 (*fop_xf_3_i387): Ditto.
2882 2008-06-02 Tomas Bily <tbily@suse.cz>
2884 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2886 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2888 * config/mips/mips.c (mips_valid_offset_p): New function.
2889 (mips_valid_lo_sum_p): Likewise.
2890 (mips_classify_address): Use them.
2891 (mips_force_address): New function.
2892 (mips_legitimize_address): Use it.
2893 * config/mips/mips.md (MOVE128): New mode iterator.
2894 (movtf): Require TARGET_64BIT. Remove empty strings.
2895 (*movtf_internal): Rename to...
2896 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2897 of "R" and use {,fp}{load,store} attributes instead of "multi".
2898 Use a separate define_split.
2899 (*movtf_mips16): New pattern.
2901 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2903 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2904 * config/mips/mips.c (mips_expand_before_return): New function.
2905 (mips_expand_epilogue): Call it.
2906 * config/mips/mips.md (return): Turn into a define_expand.
2907 (*return): New insn.
2909 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2911 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2912 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2913 functions. Do not emit uses and clobbers of CONCATs; individually
2914 use and clobber their operands.
2915 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2916 gen_clobber, emit_use and gen_use.
2917 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2918 (expand_builtin_return): Likewise.
2919 * cfgbuild.c (count_basic_blocks): Likewise.
2920 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2921 * explow.c (emit_stack_restore): Likewise.
2922 * expmed.c (extract_bit_field_1): Likewise.
2923 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2924 (emit_move_multi_word, store_constructor): Likewise.
2925 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2926 (thread_prologue_and_epilogue_insns): Likewise.
2927 * lower-subreg.c (resolve_simple_move): Likewise.
2928 * optabs.c (widen_operand, expand_binop): Likewise.
2929 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2930 * reload.c (find_reloads): Likewise.
2931 * reload1.c (eliminate_regs_in_insn): Likewise.
2932 * stmt.c (expand_nl_goto_receiver): Likewise.
2933 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2934 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2935 * config/arm/arm.c (arm_load_pic_register): Likewise.
2936 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2937 * config/arm/arm.md (untyped_return): Likewise.
2938 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2939 * config/avr/avr.c (expand_prologue): Likewise.
2940 * config/bfin/bfin.c (do_unlink): Likewise.
2941 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2942 * config/cris/cris.c (cris_expand_prologue): Likewise.
2943 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2944 (machopic_legitimize_pic_address): Likewise.
2945 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2946 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2947 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2948 (ix86_expand_convert_uns_didf_sse): Likewise.
2949 (ix86_expand_vector_init_general): Likewise.
2950 * config/ia64/ia64.md (eh_epilogue): Likewise.
2951 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2952 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2953 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2954 (config/iq2000/iq2000.c): Likewise.
2955 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2956 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2957 (builtin_longjmp): Likewise.
2958 * config/mn10300/mn10300.md (call, call_value): Likewise.
2959 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2960 * config/pdp11/pdp11.md (abshi2): Likewise.
2961 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2962 * config/s390/s390.c (s390_emit_prologue): Likewise.
2963 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2964 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2965 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2966 * config/sh/sh.c (prepare_move_operands): Likewise.
2967 (output_stack_adjust, sh_expand_epilogue): Likewise.
2968 (sh_set_return_address, sh_expand_t_scc): Likewise.
2969 * config/sparc/sparc.c (load_pic_register): Likewise.
2970 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2971 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2972 * config/v850/v850.c (expand_epilogue): Likewise.
2974 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2976 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2977 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2978 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2979 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2980 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2981 stack pointer register.
2982 (output_movhi): Remove code for interrupt specific writing to the
2983 stack pointer register.
2985 2008-05-31 Richard Guenther <rguenther@suse.de>
2987 PR tree-optimization/34244
2988 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2989 (tree_expr_nonzero_warnv_p): Likewise.
2990 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2991 ssa_name_nonnegative_p.
2992 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2993 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2994 not tree_expr_nonzero_warnv_p.
2996 PR tree-optimization/36262
2998 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3000 PR tree-optimization/34244
3001 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3002 (record_numbers_of_iterations): New function.
3003 (execute_vrp): Cache the numbers of iterations of loops.
3004 * tree-scalar-evolution.c (scev_reset_except_niters):
3006 (scev_reset): Use scev_reset_except_niters.
3007 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3009 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3011 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3012 __WORKAROUND_RETS when appropriate.
3014 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3017 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3019 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3020 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3021 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3022 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3023 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3024 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3025 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3026 *fop_df_1_sse insn patterns using MODEF mode iterator.
3027 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3028 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3029 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3030 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3031 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3032 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3033 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3034 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3035 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3036 (*fop_xf_5_i387): Ditto.
3037 (*fop_xf_6_i387): Ditto.
3039 2008-05-30 Richard Guenther <rguenther@suse.de>
3041 * builtins.c (build_string_literal): Avoid generating
3042 a non-gimple_val result.
3044 2008-05-30 DJ Delorie <dj@redhat.com>
3046 * exec-tool.in: Use an environment variable (private) instead of a
3047 file (shared) as a semaphore, so as to not break parallel builds.
3049 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3051 * optabs.c (maybe_encapsulate_block): Remove.
3052 (emit_libcall_block): Adjust accordingly.
3053 * optabs.h (maybe_encapsulate_block): Remove prototype.
3055 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3056 Don't use maybe_encapsulate_block.
3058 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3060 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3061 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3062 rtx is a SYMBOL_REF before calling get_pool_constant.
3064 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3066 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3068 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3070 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3071 rather than OS names to choose INO_T_EQ definition.
3072 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3073 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3075 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3078 * config/darwin-f.c: New.
3079 * config/t-darwin: Added rule to build darwin-f.o.
3080 * config.gcc: Defined new variable, fortran_target_objs.
3081 (*-*-darwin*): Set fortran_target_objs.
3082 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3083 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3084 * configure: Regenerated.
3086 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3089 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3090 canonical type if needed.
3092 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3094 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3096 2008-05-29 Richard Guenther <rguenther@suse.de>
3098 PR tree-optimization/36343
3099 PR tree-optimization/36346
3100 PR tree-optimization/36347
3101 * tree-flow.h (clobber_what_p_points_to): Declare.
3102 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3103 pointed-to variable is dereferenced is irrelevant to whether
3104 the pointer can access the pointed-to variable.
3105 (clobber_what_p_points_to): New function.
3106 * tree-ssa-alias.c (set_initial_properties): Use it.
3107 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3108 call clobber check for NMTs.
3110 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3112 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3113 for printing gcov_type.
3115 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3117 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3118 and the eh region information.
3119 * value-prof.c (gimple_move_stmt_histograms): New function.
3120 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3122 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3124 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3126 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3128 * value-prof.c (tree_ic_transform): Print counts.
3129 * tree-profile.c (tree_gen_ic_func_profiler):
3130 Clear __gcov_indreict_call_callee variable to avoid misattribution
3133 2008-05-28 Rafael Espindola <espindola@google.com>
3135 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3138 2008-05-28 Richard Guenther <rguenther@suse.de>
3140 PR tree-optimization/36339
3141 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3142 and clobbering code out of the loop.
3144 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3146 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3149 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3150 s390_contiguous_bitmask_p, s390_symref_operand_p,
3151 s390_check_symref_alignment, s390_reload_larl_operand,
3152 s390_reload_symref_address): New functions.
3153 (s390_branch_condition_mnemonic): Support compare and branch
3155 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3156 and 'W' constraints.
3157 (s390_secondary_reload): Add secondary reloads for unaligned
3158 symbol refs or symbol refs to floating point or QI/TI mode
3160 (legitimate_address_p): Accept symbol references as addresses.
3161 (s390_expand_insv): Use rotate and insert selected bits
3162 instruction for insv when building for z10.
3163 (print_operand_address): Handle symbol ref addresses.
3164 (print_operand): Output modifier 'c' added for signed byte values.
3165 (s390_encode_section_info): Mark symbol refs with
3166 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3168 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3169 (length attribute): RRF, RRR have 4 byte length.
3170 (FPALL, INTALL): New mode iterators added.
3171 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3172 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3173 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3174 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3175 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3176 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3177 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3178 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3180 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3181 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3182 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3183 reload<INTALL:mode><P:mode>_toreg_z10,
3184 reload<FPALL:mode><P:mode>_tomem_z10,
3185 reload<FPALL:mode><P:mode>_toreg_z10,
3186 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3187 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3188 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3189 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3191 (movmem, clrmem, cmpmem): New splitters added.
3193 * config/s390/predicates.md (larl_operand): Use
3194 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3195 SYMBOL_REF_ALIGN1_P.
3196 (s390_signed_integer_comparison,
3197 s390_unsigned_integer_comparison): New predicates.
3199 * config/s390/s390-protos.h (s390_check_symref_alignment,
3200 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3201 s390_reload_symref_address,
3202 s390_compare_and_branch_condition_mask): Prototypes added.
3204 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3205 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3206 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3208 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3210 * config/s390/s390.c (z10_cost): New cost function for z10.
3211 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3212 (s390_issue_rate): Adjust issue rate for z10.
3213 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3214 (processor_flags): Add PF_Z10.
3215 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3216 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3217 * gcc/config.gcc: Add z10.
3219 2008-05-28 Richard Guenther <rguenther@suse.de>
3221 PR tree-optimization/36291
3222 * tree-flow. h (struct gimple_df): Remove var_anns member.
3223 * tree-flow-inline.h (gimple_var_anns): Remove.
3224 (var_ann): Simplify.
3225 * tree-dfa.c (create_var_ann): Simplify.
3226 (remove_referenced_var): Clear alias info from var_anns of globals.
3227 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3228 (delete_tree_ssa): Clear alias info from var_anns of globals.
3229 Do not free var_anns.
3230 (var_ann_eq): Remove.
3231 (var_ann_hash): Likewise.
3233 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3235 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3236 and loongson2f entries.
3237 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3238 * config/mips/mips.h (processor_type): Add Loongson-2E
3239 and Loongson-2F entries.
3240 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3241 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3242 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3243 * doc/invoke.texi (MIPS Options): Document loongson2e
3244 and loongson2f processor names.
3246 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3250 * config/i386/i386.c (ix86_function_arg_boundary): Use
3251 alignment of canonical type.
3252 (ix86_expand_vector_move): Check unaligned memory access for
3255 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3257 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3258 Moved to the front of file.
3260 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3261 H.J. Lu <hongjiu.lu@intel.com>
3263 * dwarf2out.c (current_fde): New.
3265 (lookup_cfa:): Likewise.
3266 (dwarf2out_end_epilogue): Likewise.
3267 (dwarf2out_note_section_used): Likewise.
3269 2008-05-27 Michael Matz <matz@suse.de>
3272 * c.opt (Wenum-compare): New warning option.
3273 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3275 2008-05-27 Michael Matz <matz@suse.de>
3278 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3280 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3281 into memory as tail calls.
3283 2008-05-27 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/36339
3286 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3287 pointers cause all addressable variables to be call clobbered.
3289 2008-05-27 Richard Guenther <rguenther@suse.de>
3291 PR tree-optimization/36245
3292 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3294 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3296 * config/s390/s390.md: Replace all occurences of the 'm'
3297 constraint with 'RT'.
3299 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3301 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3303 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3305 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3306 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3307 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3309 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3311 * reload.c: (find_reloads): Skip alternatives according to the
3312 "enabled" attribute. Constify the constraint variable.
3313 * recog.c (get_attr_enabled): Add default implementation.
3314 (extract_insn): Set the alternative_enabled_p array
3315 in the recog_data struct.
3316 (preprocess_constraints, constrain_operands): Skip
3317 alternatives according to the "enabled" attribute
3318 * recog.h (struct recog_data): New field alternative_enabled_p.
3319 (skip_alternative): New inline function.
3320 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3321 (record_reg_classes): Skip alternative according to the
3322 "enabled" attribute.
3324 * doc/md.texi: Add documention for the "enabled" attribute.
3326 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3328 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3329 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3330 constraint with TARGET_MEM_CONSTRAINT.
3331 * recog.c (asm_operand_ok, preprocess_constraints,
3332 constrain_operands): Likewise.
3333 * regclass.c (record_reg_classes): Likewise.
3334 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3335 * reload1.c (maybe_fix_stack_asms): Likewise.
3336 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3337 * recog.h: Adjust comment.
3338 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3339 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3340 * doc/md.texi: Add a note to description of 'm' constraint.
3341 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3343 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3345 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3346 that the bitfield is of integral type before testing its precision.
3348 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3349 Sa Liu <saliu@de.ibm.com>
3351 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3352 __modti3, __udivti3, __umodti3 and __udivmodti4.
3353 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3354 that implement TImode mul and div functions.
3355 * config/spu/multi3.c: New. Implement __multi3.
3356 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3357 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3360 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3362 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3363 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3364 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3365 tls_sysv_suffix): New mode and mode attribute iterators.
3366 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3367 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3368 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3369 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3370 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3373 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3375 PR tree-optimization/36329
3376 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3377 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3378 * cgraphbuild.c (initialize_inline_failed): Use the latter
3379 macro in lieu of the former.
3380 * ipa-inline.c (cgraph_mark_inline): Likewise.
3381 (cgraph_decide_inlining_of_small_function): Likewise.
3382 (cgraph_decide_inlining): Likewise.
3383 (cgraph_decide_inlining_incrementally): Likewise.
3385 2008-05-26 Tristan Gingold <gingold@adacore.com>
3386 Anatoly Sokolov <aesok@post.ru>
3388 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3389 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3390 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3391 optimization for 'avr6' architecture.
3393 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3396 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3398 2008-05-26 Richard Guenther <rguenther@suse.de>
3400 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3401 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3403 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3406 * caller-save.c (insert_restore): Verify alignment of spill space.
3407 (insert_save): Likewise.
3408 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3409 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3410 (STACK_SLOT_ALIGNMENT): Likewise.
3411 * function.c (LOCAL_ALIGNMENT): Removed.
3412 (get_stack_local_alignment): New.
3413 (assign_stack_local): Use it. Set alignment on stack slot.
3414 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3415 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3416 (STACK_SLOT_ALIGNMENT): New.
3417 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3418 stack slot in XFmode.
3420 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3422 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3425 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3426 argument operand in rax isn't removed.
3428 2008-05-26 Richard Guenther <rguenther@suse.de>
3431 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3432 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3434 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3437 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3439 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3441 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3442 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3444 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3446 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3447 build a trampoline if we don't want one.
3448 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3449 return zero for nested functions if we don't want a trampoline.
3451 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3453 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3455 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3458 * c.opt: Removed undocumented option '-lang-fortran'.
3459 * c-common.h: Removed global variable 'lang_fortran'.
3460 * c-opts.c (c_common_handle_option): Removed code to handle
3461 option '-lang-fortran'. Updated includes.
3462 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3463 definition of '__GFORTRAN__'.
3464 (define__GNUC__): Reimplemented to use BASEVER and
3465 cpp_define_formatted.
3466 (builtin_define_with_value_n): Removed.
3467 * c-incpath.h: Renamed to ...
3468 * incpath.h: ... this.
3469 * c-incpath.c: Renamed to ...
3470 * incpath.c: ... this. Updated includes.
3471 * fix-header.c: Updated includes.
3472 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3473 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3474 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3476 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3478 * tree.h: Update the table of flags used on tree nodes.
3479 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3480 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3481 (FORCED_LABEL): Add access check.
3482 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3483 (ASM_INPUT_P): Likewise.
3484 (ASM_VOLATILE_P): Likewise.
3485 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3486 (OMP_SECTION_LAST): Access private_flag directly.
3487 (OMP_RETURN_NOWAIT): Likewise.
3488 (OMP_PARALLEL_COMBINED): Likewise.
3489 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3490 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3491 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3492 deprecated_flag directly.
3494 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3496 * final.c (frame_pointer_needed): Removed.
3497 * flags.h (frame_pointer_needed): Likewise.
3499 * function.h (rtl_data): Add frame_pointer_needed.
3500 (frame_pointer_needed): New.
3502 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3504 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3506 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3508 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3511 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3513 * c-common.c (strip_array_types): Move function to..
3515 (get_inner_array_type): Delete.
3516 * c-common.h (strip_array_types): Move declaration to..
3518 (get_inner_array_type): Delete.
3519 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3520 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3521 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3522 * config/pa/pa.c (emit_move_sequence): Likewise.
3524 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3526 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3529 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3531 * function.c: Include target hook for nonlocal_goto frame value.
3533 2008-05-24 Richard Guenther <rguenther@suse.de>
3535 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3536 variable can be only accessed through a pointer or a union.
3538 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3540 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3541 * doc/extend.texi: Likewise.
3543 2008-05-23 DJ Delorie <dj@redhat.com>
3545 * config/m32c/jump.md (untyped_call): Add.
3547 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3549 (m32c_address_cost): Detail costs for indirect offsets.
3551 2008-05-23 Rafael Espindola <espindola@google.com>
3553 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3554 if a node is a SUBREG.
3555 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3558 2008-05-23 Paul Brook <paul@codesourcery.com>
3559 Carlos O'Donell <carlos@codesourcery.com>
3561 * doc/extend.texi: Clarify use of __attribute__((naked)).
3562 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3563 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3564 * function.c (use_register_for_decl): Use
3565 targetm.calls.allocate_stack_slots_for_args.
3566 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3567 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3568 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3570 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3572 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3574 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3576 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3577 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3578 is only rounded once.
3580 2008-05-23 Richard Guenther <rguenther@suse.de>
3582 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3584 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3585 Jakub Jelinek <jakub@redhat.com>
3588 * configure.ac: Handle --enable-cld.
3589 * configure: Regenerated.
3590 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3591 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3592 (ix86_current_function_needs_cld): New define.
3593 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3594 (cld): New isns pattern.
3595 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3596 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3597 * config/i386/i386.opt (mcld): New option.
3598 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3599 TARGET_CLD and ix86_current_function_needs_cld.
3600 (override_options): Use -mcld by default for 32-bit code if
3603 * doc/install.texi (Options specification): Document --enable-cld.
3604 * doc/invoke.texi (Machine Dependent Options)
3605 [i386 and x86-64 Options]: Add -mcld option.
3606 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3608 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3609 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3610 (return_in_memory_64): Likewise.
3611 (return_in_memory_ms_64): Likewise.
3613 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3615 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3616 * builtins.c (fold_builtin_fpclassify): New.
3617 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3618 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3619 * c-common.c (handle_type_generic_attribute): Adjust to accept
3620 fixed arguments before an elipsis.
3621 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3622 * doc/extend.texi: Document __builtin_fpclassify.
3624 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3626 * omp-low.c (gate_expand_omp_ssa): Remove.
3627 (pass_expand_omp_ssa): Remove.
3628 (gate_expand_omp): Do not check for flag_openmp_ssa.
3629 * common.opt (-fopenmp-ssa): Remove.
3630 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3632 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3634 * config/sh/sh.opt (mfixed-range): New option.
3635 * config/sh/sh-protos.h (sh_fix_range): Declare.
3636 * config/sh/sh.c (sh_fix_range): New function.
3637 * config/sh/sh.h (sh_fixed_range_str): Declare.
3638 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3640 * doc/invoke.texi (SH Options): Document -mfixed-range.
3642 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3644 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3645 it before the redeclaration.
3647 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3649 * config/avr/avr.c (get_sequence_length): Add new function.
3650 (expand_prologue, expand_epilogue): Remove duplicate code.
3652 2008-05-22 Rafael Espindola <espindola@google.com>
3654 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3657 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3659 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3660 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3662 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3663 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3664 (vect_update_misalignment_for_peel): Likewise.
3665 (vector_alignment_reachable_p): Likewise.
3666 * tree-vect-transform.c (vectorizable_load): Likewise.
3667 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3668 (get_vectype_for_scalar_type): Pass mode of scalar_type
3669 to UNITS_PER_SIMD_WORD.
3671 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3672 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3673 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3674 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3675 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3677 2008-05-22 Ira Rosen <irar@il.ibm.com>
3679 PR tree-optimization/36293
3680 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3681 if the first load must be skipped because of a gap.
3683 2008-05-22 Richard Guenther <rguenther@suse.de>
3685 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3686 more cases of offset disambiguation that is possible if
3687 strict-aliasing rules apply.
3688 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3689 for basic offset and type-based disambiguation.
3691 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3693 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3694 ix86_expand_vector_set on V16QImode for SSE4.1.
3696 2008-05-21 Tom Tromey <tromey@redhat.com>
3698 * c.opt (Wimport): Mark as undocumented.
3699 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3701 (Warning Options): Likewise.
3702 * doc/cppopts.texi: Don't mention -Wimport.
3704 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3706 PR tree-optimization/36287
3707 PR tree-optimization/36286
3708 * lambda-code.c (build_access_matrix): Do not use the loop->num
3709 for computing the number of induction variables: use the loop depth
3712 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3715 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3716 option -f(no-)leading-underscore.
3718 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3720 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3721 GET_MODE_NUNITS (mode).
3723 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3725 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3726 (-mmulhw): Add 464 to description.
3727 (-mdlmzb): Likewise.
3728 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3729 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3731 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3732 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3733 * config/rs6000/rs6000.md: Update comments for 464.
3735 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3737 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3739 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3741 * config/i386/sse.md (vec_extractv4sf): Removed.
3742 (vec_extractv2df): Likewise.
3743 (vec_extractv2di): Likewise.
3744 (vec_extractv4si): Likewise.
3745 (vec_extractv8hi): Likewise.
3746 (vec_extractv16qi): Likewise.
3747 (vec_extract<mode>): New.
3749 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3751 * config/i386/sse.md (vec_setv4sf): Removed.
3752 (vec_setv2df): Likewise.
3753 (vec_setv2di): Likewise.
3754 (vec_setv4si): Likewise.
3755 (vec_setv8hi): Likewise.
3756 (vec_setv16qi): Likewise.
3757 (vec_set<mode>): New.
3759 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3761 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3762 goto for vec_concat and vec_interleave.
3764 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3766 * config/i386/sse.md (vec_initv4sf): Removed.
3767 (vec_initv2df): Likewise.
3768 (vec_initv2di): Likewise.
3769 (vec_initv4si): Likewise.
3770 (vec_initv8hi): Likewise.
3771 (vec_initv16qi): Likewise.
3772 (vec_init<mode>): New.
3774 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3776 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3778 2008-05-21 Tom Tromey <tromey@redhat.com>
3780 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3781 (zone_find_object_offset): Likewise.
3782 (gt_ggc_m_S): Likewise.
3783 (highest_bit): Likewise.
3784 * ggc-page.c (gt_ggc_m_S): New function.
3785 * stringpool.c (string_stack): Remove.
3786 (init_stringpool): Update.
3787 (ggc_alloc_string): Use ggc_alloc.
3788 (maybe_delete_ident): New function.
3789 (ggc_purge_stringpool): Likewise.
3790 (gt_ggc_m_S): Remove.
3791 * ggc-common.c (ggc_protect_identifiers): New global.
3792 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3793 ggc_protect_identifiers.
3794 * ggc.h (ggc_protect_identifiers): Declare.
3795 (gt_ggc_m_S): Update.
3796 (ggc_purge_stringpool): Declare.
3797 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3798 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3800 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3802 2008-05-21 David S. Miller <davem@davemloft.net>
3804 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3807 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3809 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3812 2008-05-20 David Daney <ddaney@avtrex.com>
3814 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3815 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3816 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3817 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3818 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3819 (atomic_hiqi_op): New define_code_iterator.
3820 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3821 mips_expand_compare_and_swap_12.
3822 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3823 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3824 (sync_<optab><mode>, sync_old_<optab><mode>,
3825 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3826 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3827 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3828 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3829 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3830 (test_and_set_12): New insn.
3831 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3832 sync_new_<optab><mode>, sync_old_nand<mode>,
3833 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3834 clobber to operand 0 for SI and DI mode insns.
3835 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3836 mips_gen_fn_4): New typedefs.
3837 (mips_gen_fn_ptrs): Define new union type.
3838 (mips_expand_compare_and_swap_12): Remove declaration.
3839 (mips_expand_atomic_qihi): Declare function.
3840 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3841 (mips_expand_atomic_qihi): ... this. Use new generator function
3843 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3844 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3845 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3846 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3847 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3848 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3849 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3850 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3851 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3852 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3855 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3857 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3860 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3862 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3863 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3864 (avr_attribute_table): Add 'OS_main' function attribute.
3865 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3866 functions with 'OS_main' attribute.
3868 2008-05-20 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/35204
3871 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3872 helper, split out from ...
3873 (DFS): ... here. Make the DFS walk non-recursive.
3875 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3876 Jan Sjodin <jan.sjodin@amd.com>
3878 PR tree-optimization/36181
3879 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3880 (parallelize_loops): Don't parallelize when the loop has vector
3883 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3884 Sebastian Pop <sebastian.pop@amd.com>
3886 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3887 matrix, and never look at the tree representation of the memory
3889 (linear_transform_loops): Computes parameters and access matrices.
3890 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3892 (access_matrix_get_index_for_parameter): New.
3893 * tree-data-ref.h (struct access_matrix): New.
3894 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3895 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3896 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3897 am_vector_index_for_loop): New.
3898 (struct data_reference): Add field access_matrix.
3899 (DR_ACCESS_MATRIX): New.
3900 (compute_data_dependences_for_loop): Update declaration.
3901 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3902 * lambda.h (lambda_vector_vec_p): Declared.
3903 * lambda-code.c: Depend on pointer-set.h.
3904 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3905 av_for_af_base, av_for_af, build_access_matrix,
3906 lambda_compute_access_matrices): New.
3907 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3909 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3911 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3914 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3915 Sebastian Pop <sebastian.pop@amd.com>
3917 PR tree-optimization/36206
3918 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3920 (instantiate_scev_1): Rename flags to fold_conversions.
3921 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3922 outeside instantiation_loop.
3923 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3924 (evolution_function_is_affine_or_constant_p): Removed.
3925 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3927 (analyze_siv_subscript): Pass in the loop nest number.
3928 Call evolution_function_is_affine_in_loop instead of
3929 evolution_function_is_affine_p.
3930 (analyze_overlapping_iterations): Pass in the loop nest number.
3932 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3933 Sebastian Pop <sebastian.pop@amd.com>
3935 PR tree-optimization/36206
3936 * tree-chrec.h (chrec_fold_op): New.
3937 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3940 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3942 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3944 (remove_duplicates): Do not set inode on non-inode systems.
3947 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3949 * config.gcc (tm_file): Update comments about relative pathnames.
3951 2008-05-20 Richard Guenther <rguenther@suse.de>
3953 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3954 * tree-ssa-sccvn.c (process_scc): Likewise.
3955 * tree-ssa-sink.c (execute_sink_code): Likewise.
3956 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3957 * tree-vrp.c (process_assert_insertions): Likewise.
3958 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3959 (perform_tree_ssa_dce): Likewise.
3960 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3961 (dump_dominator_optimization_stats): Likewise.
3962 * tree-vectorizer.c (vectorize_loops): Likewise.
3964 2008-05-20 Richard Guenther <rguenther@suse.de>
3966 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3968 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3970 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3971 (ix86_i386elf_return_in_memory): Likewise.
3972 (ix86_i386interix_return_in_memory): Likewise.
3973 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3974 (SUBTARGET_RETURN_IN_MEMORY): New.
3975 * config/i386/i386elf.h: Likewise.
3976 * config/i386/ptx4-i.h: Likewise.
3977 * config/i386/sol2-10.h: Likewise.
3978 * config/i386/sysv4.h: Likewise.
3979 * config/i386/vx-common.h: Likewise.
3980 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3981 * config/i386/i386.c (ix86_return_in_memory): Made static and
3982 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3983 (ix86_i386elf_return_in_memory): Removed.
3984 (ix86_i386interix_return_in_memory): Removed.
3985 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3986 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3988 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3990 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3992 2008-05-19 Xinliang David Li <davidxl@google.com>
3994 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3996 * common.opt: Ditto.
3997 * doc/invoke.texi: Ditto.
3999 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4001 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4002 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4004 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4006 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4007 sizes of operand array from 8/4 to 4/2.
4008 (ix86_expand_vector_init_general): Change size of operand array
4009 from 32 to 16. Remove op0, op1 and half_mode.
4011 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4013 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4014 (ix86_expand_vector_init_interleave): Likewise.
4015 (ix86_expand_vector_init_general): Use them. Assert
4016 word_mode == SImode when n_words == 4.
4018 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4020 * config/i386/i386.c (ix86_secondary_reload): New static function.
4021 (TARGET_SECONDARY_RELOAD): New define.
4022 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4023 * config/i386/i386.md (reload_outqi): Remove.
4025 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4028 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4029 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4030 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4031 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4032 (fold_builtin_1): Likewise.
4033 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4034 c-common.c (check_builtin_function_arguments): Handle
4035 BUILT_IN_ISINF_SIGN.
4036 * doc/extend.texi: Document __builtin_isinf_sign.
4037 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4039 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4041 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4042 EH cleanup at the end of the pass, search for those that have been
4043 turned into forwarder blocks and do the cleanup on their successor.
4045 2008-05-18 Richard Guenther <rguenther@suse.de>
4047 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4048 pointers to sizetype and vice versa.
4050 2008-05-18 Xinliang David Li <davidxl@google.com>
4052 * gcc/tree-ssa-dce.c: Coding style fix.
4053 (check_pow): Documentation comment.
4054 (check_log): Documenation comment. Coding style fix.
4055 (is_unnecessary_except_errno_call): Ditto.
4056 (gen_conditions_for_pow): Ditto.
4057 (gen_conditions_for_log): Ditto.
4058 (gen_shrink_wrap_conditions): Ditto.
4059 (shrink_wrap_one_built_in_calls): Ditto.
4060 * gcc/doc/invoke.texi: Better documentation string.
4061 * ChangeLog: Fix wrong change log entries from
4062 May 17 checkin on function call DCE.
4064 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4066 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4068 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4070 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4071 * df-problems.c (simulation routines): Fixed block comment to
4072 properly say how to add forwards scanning functions.
4074 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4076 * tree-inline.c (setup_one_parameter): Remove dead code.
4078 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4080 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4081 a BIT_AND_EXPR only for an INTEGER_TYPE.
4083 2008-05-17 Xinliang David Li <davidxl@google.com>
4085 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4086 (check_pow, check_log, is_unnecessary_except_errno_call): New
4087 functions to check for eliminating math functions that are pure
4088 except for setting errno.
4089 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4090 general condition expressions for shrink-wrapping pow/log calls.
4091 (gen_shrink_wrap_conditions): Ditto.
4092 (shrink_wrap_one_built_in_call): Ditto.
4093 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4094 (mark_operand_necessary): If debugging, output if OP is necessary.
4095 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4097 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4099 * gcc/common.opt: New user flag -ftree-builtin-dce.
4100 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4102 2008-05-16 David S. Miller <davem@davemloft.net>
4104 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4105 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4107 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4110 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4112 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4114 * ifcvt.c (dead_or_predicable): Rename
4115 df_simulate_one_insn_backwards to df_simulate_one_insn.
4116 * recog.c (peephole2_optimize): Ditto.
4117 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4119 * df.h: Rename df_simulate_one_insn_backwards to
4120 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4121 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4122 scanning of defs and uses.
4123 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4124 (df_simulate_one_insn_forwards): Removed.
4126 2008-05-16 Doug Kwan <dougkwan@google.com>
4128 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4130 (real_from_string): Handle NaNs and Inf as approriate.
4132 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4134 * doc/gty.texi (Source Files Containing Type Information): Note
4135 that headers should appear first in the gtfiles list.
4137 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4139 * tree.def (COND_EXEC): Properly documented this code.
4141 2008-05-16 Diego Novillo <dnovillo@google.com>
4143 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4144 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4147 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4149 * tree-ssa-dse (max_stmt_uid): Removed.
4150 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4151 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4152 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4153 * function.h (cfun.last_stmt_uid): New field.
4154 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4155 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4157 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4158 (create_stmt_ann): Initialize the ann->uid field.
4159 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4161 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4163 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4165 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4166 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4167 (init_empty_tree_cfg): Call it.
4169 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4171 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4174 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4176 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4177 * tree-dump.c (dump_options): New verbose option.
4178 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4180 * tree-pass.h (TDF_VERBOSE): New dump flag.
4181 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4182 (tree-flow.h): Added include.
4183 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4185 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4187 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4189 From Jie Zhang <jie.zhang@analog.com>
4190 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4191 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4192 mcpu=bf561-none and mcpu=bf561-0.2.
4193 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4194 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4195 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4196 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4197 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4198 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4199 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4201 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4202 (cputype_selected): Remove.
4203 (bfin_handle_option): Don't use cputype_selected.
4204 (override_options): When no mcpu option, enable all workarounds.
4205 Don't use bfin_workarounds.
4206 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4208 (DEFAULT_CPU_TYPE): Don't define.
4210 2008-05-16 Richard Guenther <rguenther@suse.de>
4212 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4213 on deletion of the last stmt.
4215 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4217 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4218 V8HImode for SSE2 and V16QImode for SSE4.1.
4220 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4222 * cgraph.h (compute_inline_parameters): Made public.
4223 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4224 variable_generate_summary, function_write_summary,
4225 variable_write_summary, variable_read_summary. Added generate_summary,
4226 write_summary, read_summary.
4227 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4228 pass_ipa_inline.function_generate_summary, to
4229 compute_inline_parameters.
4230 * ipa-inline.c (compute_inline_parameters): Made public and added
4232 (compute_inline_parameters_for_current): New function.
4233 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4234 (inline_generate_summary): Removed parameter and made to loop over
4236 (pass_ipa_inline): Updated for new IPA_PASS structure.
4237 * passes.c (execute_ipa_summary_passes): Now is called once per
4238 pass rather than once per node*pass.
4240 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4242 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4243 avr_have_mul_p, avr_asm_only_p): Remove variables.
4244 (avr_override_options): Remove initialization of removed variables.
4245 (avr_file_start): Convert removed variables to fields of
4246 'struct base_arch_s *avr_current_arch'.
4247 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4248 (AVR_HAVE_MUL): (Ditto.).
4249 (AVR_HAVE_MOVW): (Ditto.).
4250 (AVR_HAVE_LPMX): (Ditto.).
4251 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4252 avr_asm_only_p): Remove declaration.
4254 2008-05-15 Diego Novillo <dnovillo@google.com>
4256 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4257 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4259 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4262 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4263 Don't call record_truncated_value from here.
4264 (record_truncated_value): Turn it into a for_each_rtx callback.
4265 (record_truncated_values): New function.
4266 (combine_instructions): Call note_uses with record_truncated_values.
4267 Change name of check_conversion to check_promoted_subreg.
4269 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4271 * doc/sourcebuild.texi: Document support for torture tests.
4273 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4275 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4276 to alternative 4 of operand 2.
4278 2008-05-15 Richard Guenther <rguenther@suse.de>
4280 * tree-pass.h (current_pass): Declare.
4281 (get_pass_for_id): Likewise.
4282 * passes.c (passes_by_id, passes_by_id_size): New globals.
4283 (set_pass_for_id): New function.
4284 (get_pass_for_id): Likewise.
4285 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4286 (execute_function_todo): Flush per function statistics.
4287 * toplev.c (compile_file): Init statistics.
4288 (general_init): Do early statistics initialization.
4289 (finalize): Finish statistics.
4290 * statistics.h (statistics_early_init): Declare.
4291 (statistics_init): Likewise.
4292 (statistics_fini): Likewise.
4293 (statistics_fini_pass): Likewise.
4294 (statistics_counter_event): Likewise.
4295 (statistics_histogram_event): Likewise.
4296 * statistics.c: New file.
4297 * Makefile.in (OBJS-common): Add statistics.o.
4298 (statistics.o): Add dependencies.
4299 * doc/invoke.texi (-fdump-statistics): Document.
4301 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4303 (execute_pre): Use statistics_counter_event.
4304 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4305 (substitute_and_fold): Increment it. Use statistics_counter_event.
4307 2008-05-15 Diego Novillo <dnovillo@google.com>
4309 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4311 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4312 * tree-ssa-alias.c (new_type_alias): Remove references to
4313 sub-variables from comment.
4314 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4316 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4318 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4319 attribute to 1 only for insertps alternative.
4321 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4323 * config/bfin/bfin.md (loadbytes): New pattern.
4324 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4325 (bfin_init_builtins): Initialize it.
4326 (bdesc_1arg): Add it.
4328 2008-05-15 Sa Liu <saliu@de.ibm.com>
4330 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4331 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4332 * testsuite/lib/target-supports.exp: Add
4333 check_effective_target_fortran_integer_16.
4335 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4337 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4338 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4339 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4340 (TARGET_RETURN_IN_MEMORY): Define.
4342 2008-05-15 Richard Guenther <rguenther@suse.de>
4345 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4346 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4347 represent unmodifiable vars.
4349 2008-05-15 Richard Guenther <rguenther@suse.de>
4351 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4352 INDIRECT_REF and TARGET_MEM_REF.
4353 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4356 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4357 H.J. Lu <hongjiu.lu@intel.com>
4359 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4360 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4361 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4362 insn alternatives. Add missing alternatives.
4363 (*vec_concatv2di_rex64_sse4_1): Likewise.
4364 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4365 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4368 2008-05-15 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/36009
4371 PR tree-optimization/36204
4372 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4373 (determine_invariantness_stmt): Record the loop a store is
4375 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4378 2008-05-15 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/34330
4381 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4382 through the pointer will alias the SMT.
4384 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4386 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4388 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4390 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4392 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4393 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4395 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4396 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4397 (vashl_optab): New optab for vector/vector shifts.
4398 (vashr_optab): Ditto.
4399 (vlshr_optab): Ditto.
4400 (vrotl_optab): Ditto.
4401 (vrotr_optab): Ditto.
4402 (optab_subtype): New enum for optab_for_tree_code call.
4403 (optab_for_tree_code): Add enum optab_subtype argument.
4405 * optabs.c (optab_for_tree_code): Take an additional argument to
4406 distinguish between a vector shift by a scalar and vector shift by
4407 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4408 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4409 vector shift by a vector.
4410 (expand_widen_pattern_expr): Pass additional argument to
4411 optab_for_tree_code.
4413 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4414 vrotl_optab, vrotr_optab.
4416 * expr.c (expand_expr_real_1): Update calls to
4417 optab_for_tree_code to distinguish between vector shifted by a
4418 scalar and vector shifted by a vector.
4419 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4420 (supportable_narrowing_operation): Ditto.
4421 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4422 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4423 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4424 (vect_create_epilog_for_reduction): Ditto.
4425 (vectorizable_reduction): Ditto.
4426 (vectorizable_operation): Ditto.
4427 (vect_strided_store_supported): Ditto.
4428 (vect_strided_load_supported): Ditto.
4429 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4430 * expmed.c (expand_shift): Ditto.
4432 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4434 (ashr@var{m}3): Ditto.
4435 (vashl@var{m}3): Document new vector/vector shift standard name.
4436 (vashr@var{m}3): Ditto.
4437 (vlshr@var{m}3): Ditto.
4438 (vrotl@var{m}3): Ditto.
4439 (vrotr@var{m}3): Ditto.
4441 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4442 (PPERM_INVERT): Ditto.
4443 (PPERM_REVERSE): Ditto.
4444 (PPERM_REV_INV): Ditto.
4445 (PPERM_ZERO): Ditto.
4446 (PPERM_ONES): Ditto.
4447 (PPERM_SIGN): Ditto.
4448 (PPERM_INV_SIGN): Ditto.
4449 (PPERM_SRC1): Ditto.
4450 (PPERM_SRC2): Ditto.
4452 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4453 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4454 allows a memory operand to be the value being added, and split it
4455 to improve vectorization.
4456 (sse5_pmacsdqh_mem): Ditto.
4457 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4458 (sse5_mulv2div2di3_high): Ditto.
4459 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4460 (vec_pack_trunc_v4si): Ditto.
4461 (vec_pack_trunc_v2di): Ditto.
4462 (sse5_pcmov_<mode>): Remove code that tried to use use
4463 andps/andnps instead of pcmov.
4464 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4465 pmacsdqh instructions.
4466 (vec_widen_smult_lo_v4si): Ditto.
4468 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4469 (PPERM_INVERT): Ditto.
4470 (PPERM_REVERSE): Ditto.
4471 (PPERM_REV_INV): Ditto.
4472 (PPERM_ZERO): Ditto.
4473 (PPERM_ONES): Ditto.
4474 (PPERM_SIGN): Ditto.
4475 (PPERM_INV_SIGN): Ditto.
4476 (PPERM_SRC1): Ditto.
4477 (PPERM_SRC2): Ditto.
4478 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4480 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4482 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4483 says ignore whether the last reference is a memory operand.
4485 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4486 Paolo Bonzini <bonzini at gnu dot org>
4488 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4491 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4492 (vlshr<mode>3): Rename from vlshr<mode>3.
4493 (vashr<mode>3): Rename from vashr<mode>3.
4494 (mulv4sf3): Change the names of vector shift patterns.
4498 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4501 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4526 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4527 (floatunssidf2_internal): Change vector/vector shift names.
4528 (floatunsdidf2_internal): Ditto.
4535 (vashl<mode>3): Rename from ashl<mode>3.
4536 (vashr<mode>3): Rename from ashr<mode>3.
4537 (vlshr<mode>3): Rename from lshr<mode>3.
4538 (vrotl<mode>3): Rename from rotl<mode>3.
4540 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4543 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4544 multiply gives the wrong value when doing widening multiplies.
4545 (vec_widen_smult_lo_v4si): Ditto.
4547 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4549 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4550 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4551 emit_library_call_value.
4552 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4553 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4554 * calls.c (initialize_argument_information, precompute_arguments,
4555 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4556 (precompute_arguments): Removed flags parameter.
4557 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4559 2008-05-14 Richard Guenther <rguenther@suse.de>
4561 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4562 Make sure to register the store if the use is a PHI_NODE.
4564 2008-05-14 Olivier Hainque <hainque@adacore.com>
4566 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4567 memory if the component is to be referenced in BLKmode according
4568 to get_inner_reference.
4570 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4572 * calls.c (emit_library_call_value_1): Restore code clearing
4573 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4575 2008-05-14 Olivier Hainque <hainque@adacore.com>
4576 Nicolas Roche <roche@adacore.com>
4578 * configure.ac: Add support for a "gcc_subdir" variable in
4579 config-lang.in, to denote a subdirectory where the language/GCC
4580 integration files are to be found.
4581 * configure: Regenerate.
4583 2008-05-14 Ira Rosen <irar@il.ibm.com>
4585 PR tree-optimization/36098
4586 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4587 value for the first load in the group in case of a gap.
4588 (vect_build_slp_tree): Check that there are no gaps in loads.
4590 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4592 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4593 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4594 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4595 emit_insn and remove unneeded code to construct extra args.
4596 (emit_no_conflict_block): Removed.
4597 * optabls.h: (emit_no_conflict_block): Removed.
4598 * cse.c (cse_extended_basic_block): Remove search for
4599 REG_NO_CONFLICT note.
4600 * global.c: Removed incorrect comment added in revision 117.
4601 * expr.c (convert_move): Change call to emit_no_conflict_block to
4603 * recog.c: Change comments so that they do not mention
4605 * local_alloc.c (combine_regs): Removed last parameter.
4606 (no_conflict_p): Removed.
4607 (block_alloc): Removed note, no_conflict_combined_regno and set
4608 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4609 (combine_regs): Removed already_dead and code to look for
4610 REG_NO_CONFLICT notes.
4611 * lower_subreg (remove_retval_note): Removed code to look for
4612 REG_NO_CONFLICT block.
4613 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4614 (resolve_clobber): Remove code to process libcalls that have
4615 REG_NO_CONFLICT notes.
4616 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4618 * combine.c (can_combine_p, distribute_notes): Removed
4619 REG_NO_CONFLICT case.
4620 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4622 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4623 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4625 * reg-notes.def (NO_CONFLICT): Removed.
4627 2008-05-14 David S. Miller <davem@davemloft.net>
4629 * config/sparc/sparc.c (sparc_profile_hook): If
4630 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4631 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4632 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4634 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4636 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4638 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4642 and op1 expansion before vector concat to have less live pseudos.
4644 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4646 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4647 ix86_expand_vector_set if supported.
4649 2008-05-13 Diego Novillo <dnovillo@google.com>
4650 Kenneth Zadeck <zadeck@naturalbridge.com>
4652 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4654 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4655 phinodes_print_statistics, init_ssanames, fini_ssanames,
4656 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4657 release_ssa_name, release_defs, replace_ssa_name_symbol,
4658 ssanames_print_statistics): Move ...
4659 * tree-flow.h: ... here.
4660 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4661 Use FN instead of cfun.
4662 (make_ssa_name_fn): Rename from make_ssa_name.
4663 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4664 * tree-flow-inline.h (make_ssa_name): Move from
4665 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4666 * omp-low.c (expand_omp_parallel):
4667 * tree-flow-inline.h (redirect_edge_var_map_result):
4668 * tree-ssa.c (init_tree_ssa): Add argument FN.
4669 Use it instead of cfun. Update all users.
4671 2008-05-13 Tom Tromey <tromey@redhat.com>
4673 PR preprocessor/22168:
4674 * doc/cpp.texi (Top): Update menu.
4675 (Alternatives to Wrapper #ifndef): New node.
4676 (Other Directives): Document deprecation.
4677 (Obsolete Features): Remove menu.
4678 (Assertions): Merge node into Obsolete Features.
4679 (Obsolete once-only headers): Move earlier; rename to Alternatives
4681 * doc/cppopts.texi: Update.
4682 * c.opt (Wdeprecated): Enable for C and ObjC.
4683 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4684 (C++ Dialect Options): Move -Wno-deprecated from here to...
4685 (Warning Options): ... here.
4687 2008-05-13 Richard Guenther <rguenther@suse.de>
4690 * fold-const.c (fold_sign_changed_comparison): Do not allow
4691 changes in pointer-ness.
4693 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4696 * config/sh/sh.c (sh_expand_prologue): Don't clear
4697 RTX_FRAME_RELATED_P for push insns.
4699 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4701 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4703 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4705 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4706 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4707 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4709 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4711 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4712 (*vec_concatv4sf_sse): This.
4713 (*sse2_concatv2si): Renamed to ...
4714 (*vec_concatv2si_sse2): This.
4715 (*sse1_concatv2si): Renamed to ...
4716 (*vec_concatv2si_sse): This.
4717 (*vec_concatv2di_rex): Renamed to ...
4718 (*vec_concatv2di_rex64): This.
4719 (*vec_concatv2si_sse4_1): New.
4720 (*vec_concatv2di_rex64_sse4_1): Likewise.
4722 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4724 PR rtl-optimization/36111
4725 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4726 that was created for swappable operands.
4728 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4731 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4732 * configure.ac: Add call to ACX_PROG_GNAT.
4734 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4736 * optc-gen.awk: Fix comment typo.
4738 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4740 * pretty-print.c (pp_integer_with_precision): Use
4741 HOST_LONG_LONG_FORMAT.
4743 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4745 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4747 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4749 * config/i386/i386.c (bdesc_ptest): Removed.
4750 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4751 (bdesc_args): Add __builtin_ia32_ptestz128,
4752 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4753 (ix86_init_mmx_sse_builtins): Updated.
4754 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4755 (ix86_expand_builtin): Updated.
4757 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4759 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4760 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4762 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4764 * value-prof.c (interesting_stringop_to_profile): Do not
4765 return early for BUILT_IN_MEMPCPY.
4767 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4769 * calls.c (expand_call): Don't use callgraph to increase
4770 preferred_stack_boundary.
4772 * cgraph.h (cgraph_rtl_info): Use unsigned on
4773 preferred_incoming_stack_boundary.
4775 * final.c (rest_of_clean_state): Use unsigned on
4776 preferred_stack_boundary.
4778 2008-05-09 Tom Tromey <tromey@redhat.com>
4780 PR preprocessor/22231:
4781 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4784 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4786 PR tree-optimization/36129
4787 * tree-ssa-ccp.c: Include value-prof.h.
4788 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4789 built-in function was folded to a constant.
4790 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4792 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4793 Sebastian Pop <sebastian.pop@amd.com>
4795 * tree-scalar-evolution.c: Document instantiate_scev.
4796 (instantiate_parameters_1): Renamed instantiate_scev_1.
4797 Don't use the same loop for instantiation_loop and evolution_loop.
4798 (instantiate_scev): New.
4799 (instantiate_parameters): Moved...
4800 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4801 same loop twice. Maintains the semantics for this function.
4802 * tree-scalar-evolution.h (instantiate_scev): Declare.
4803 (instantiate_parameters): ...here. Now static inline.
4804 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4805 instead of resolve_mixers.
4807 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4809 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4811 2008-05-09 Tomas Bily <tbily@suse.cz>
4813 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4814 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4815 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4816 * c-common.c (c_common_truthvalue_conversion): Likewise.
4817 * tree-object-size.c (compute_object_offset): Likewise.
4818 * tree-inline.c (estimate_num_insns_1): Likewise.
4819 * varasm.c (const_hash_1, compare_constant, copy_constant)
4820 (compute_reloc_for_constant, output_addressed_constants)
4821 (initializer_constant_valid_p): Likewise.
4822 * c-omp.c (check_omp_for_incr_expr): Likewise.
4823 * gimplify.c (gimplify_expr): Likewise.
4824 * c-typeck.c (c_finish_return): Likewise.
4825 * tree-vectorizer.c (supportable_widening_operation)
4826 (supportable_narrowing_operation): Likewise.
4827 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4828 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4829 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4830 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4831 (descr_info_loc): Likewise.
4832 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4833 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4834 (fold_unary): Likewise.
4835 * builtins.c (get_pointer_alignment): Likewise.
4836 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4837 (instantiate_parameters_1): Likewise.
4838 * tree.c (expr_align, stabilize_reference): Likewise.
4839 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4840 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4841 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4842 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4843 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4844 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4846 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4847 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4848 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4849 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4850 (forward_propagate_comparison)
4851 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4852 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4853 * emit-rtl.c (component_ref_for_mem_expr)
4854 (set_mem_attributes_minus_bitpos): Likewise.
4855 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4856 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4858 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4859 (build_function_call, pointer_diff, build_compound_expr)
4860 (c_finish_return): Likewise.
4861 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4862 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4864 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4865 * expr.c (is_aligning_offset): Likewise.
4866 * tree-ssa-alias.c (is_escape_site): Likewise.
4867 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4868 (check_all_va_list_escapes): Likewise.
4869 * tree-ssa-loop-ivopts.c (determine_base_object)
4870 (determine_common_wider_type): Likewise.
4871 * dojump.c (do_jump): Likewise.
4872 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4873 * tree-gimple.c (is_gimple_cast): Likewise.
4874 * fold-const.c (decode_field_reference, )
4875 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4876 (fold_binary): Likewise.
4877 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4878 (already_warned_in_frontend_p): Likewise.
4879 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4880 * tree.c (really_constant_p, get_unwidened): Likewise.
4881 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4882 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4883 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4885 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4887 (CONVERT_EXPR_P): Define.
4888 (CASE_CONVERT): Define.
4890 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4893 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4894 (delete_unmarked_insns): When deleting a call, call
4895 delete_unreachable_blocks.
4896 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4897 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4899 2008-05-08 Richard Guenther <rguenther@suse.de>
4901 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4902 (-ftree-salias): Likewise.
4903 (salias-max-implicit-fields): Remove param documentation.
4904 (salias-max-array-elements): Likewise.
4905 * tree-pass.h (pass_create_structure_vars): Remove.
4906 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4907 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4908 * tree-ssa-alias.c (create_structure_vars): Remove.
4909 (gate_structure_vars): Likewise.
4910 (pass_create_structure_vars): Likewise.
4911 (gate_build_alias): Likewise.
4912 (pass_build_alias): Adjust to run always and dump the function.
4913 * common.opt (ftree-salias): Hide.
4914 * passes.c (init_optimization_passes): Remove
4915 pass_create_structure_vars, adjust comment.
4916 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4917 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4918 * opts.c (decode_options): Do not set flag_tree_salias.
4919 (common_handle_option): Add OPT_ftree_salias to the backward
4920 compatibility section.
4922 2008-05-08 Richard Guenther <rguenther@suse.de>
4924 * tree-flow-inline.h (var_can_have_subvars): Move ...
4925 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4926 * tree-flow.h (var_can_have_subvars): Remove.
4927 (push_fields_onto_fieldstack): Remove.
4928 (sort_fieldstack): Likewise.
4929 (struct fieldoff): Move ...
4930 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4931 alias_set and base_for_components fields.
4932 (sort_fieldstack): Make static.
4933 (push_fields_onto_fieldstack): Likewise. Remove code that
4934 handles anything but RECORD_TYPEs. Remove alias_set and
4935 base_for_components handling.
4936 (create_variable_info_for): Adjust.
4938 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4940 * common.opt (Wframe-larger-than=): Shorten the help message
4942 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4944 2008-05-08 Rafael Espindola <espindola@google.com>
4946 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4948 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4949 trap and that both operands are gimple values.
4950 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4951 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4954 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4956 * read-rtl.c (join_c_conditions): Return the first string if the
4957 two strings are equal.
4959 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4961 * gensupport.h (pred_data): Add a "num_codes" field.
4962 (add_predicate_code): Declare.
4963 * gensupport.c (add_predicate_code): New function.
4964 (std_pred_table): Add an "allows_const_p" field.
4965 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4966 Remove the (incomplete) list of such codes from the codes field.
4967 (init_predicate_table): Use add_predicate_code. Add all
4968 RTX_CONST_OBJs if allows_const_p is true.
4969 * genrecog.c (process_define_predicate): Use add_predicate_code.
4971 2008-05-08 David Daney <ddaney@avtrex.com>
4972 Richard Sandiford <rsandifo@nildram.co.uk>
4974 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4975 special case of constant zero operands.
4976 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4977 old and new values. Special case constant zero values.
4978 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4980 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4981 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4983 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4986 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4987 similar RTX_CONST_OBJ before CONST_INT.
4989 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4991 * stmt.c (expand_stack_restore): Change sa mode if needed.
4993 2008-05-08 Richard Guenther <rguenther@suse.de>
4995 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4996 return type to bool.
4997 (ix86_sol10_return_in_memory): Likewise.
4998 (ix86_i386elf_return_in_memory): Likewise.
4999 (ix86_i386interix_return_in_memory): Likewise.
5000 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5001 (ix86_sol10_return_in_memory): Likewise.
5002 (ix86_i386elf_return_in_memory): Likewise.
5003 (ix86_i386interix_return_in_memory): Likewise.
5005 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5008 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5010 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5011 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5014 2008-05-08 Richard Guenther <rguenther@suse.de>
5016 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5017 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5018 (DR_SUBVARS): Remove.
5019 * tree-dfa.c (dump_subvars_for): Remove.
5020 (debug_subvars_for): Likewise.
5021 (dump_variable): Do not dump subvars.
5022 (remove_referenced_var): Do not remove subvars.
5023 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5024 (lookup_subvars_for_var): Remove.
5025 (get_subvars_for_var): Likewise.
5026 (get_subvars_at): Likewise.
5027 (get_first_overlapping_subvar): Likewise.
5028 (overlap_subvar): Likewise.
5029 * tree-flow.h (subvar_t): Remove.
5030 (struct var_ann_d): Remove subvars field.
5031 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5032 argument. Remove special handling of SFTs.
5033 (compute_tag_properties): Likewise.
5034 (set_initial_properties): Likewise.
5035 (compute_call_clobbered): Likewise.
5036 (count_mem_refs): Likewise.
5037 (compute_memory_partitions): Likewise.
5038 (compute_flow_insensitive_aliasing): Likewise.
5039 (setup_pointers_and_addressables): Likewise.
5040 (new_type_alias): Likewise.
5041 (struct used_part): Remove.
5042 (used_portions): Likewise.
5043 (struct used_part_map): Likewise.
5044 (used_part_map_eq): Likewise.
5045 (used_part_map_hash): Likewise.
5046 (free_used_part_map): Likewise.
5047 (up_lookup): Likewise.
5048 (up_insert): Likewise.
5049 (get_or_create_used_part_for): Likewise.
5050 (create_sft): Likewise.
5051 (create_overlap_variables_for): Likewise.
5052 (find_used_portions): Likewise.
5053 (create_structure_vars): Likewise.
5054 * tree.def (STRUCT_FIELD_TAG): Remove.
5055 * tree.h (MTAG_P): Adjust.
5056 (struct tree_memory_tag): Remove base_for_components and
5057 unpartitionable flags.
5058 (struct tree_struct_field_tag): Remove.
5059 (SFT_PARENT_VAR): Likewise.
5060 (SFT_OFFSET): Likewise.
5061 (SFT_SIZE): Likewise.
5062 (SFT_NONADDRESSABLE_P): Likewise.
5063 (SFT_ALIAS_SET): Likewise.
5064 (SFT_UNPARTITIONABLE_P): Likewise.
5065 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5066 (union tree_node): Remove sft field.
5067 * alias.c (get_alias_set): Remove special handling of SFTs.
5068 * print-tree.c (print_node): Remove handling of SFTs.
5069 * tree-dump.c (dequeue_and_dump): Likewise.
5070 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5071 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5072 * tree-predcom.c (set_alias_info): Do not set subvars.
5073 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5074 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5075 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5076 (add_vars_for_offset): Remove.
5077 (add_virtual_operand): Remove special handling of SFTs.
5078 (add_call_clobber_ops): Likewise.
5079 (add_call_read_ops): Likewise.
5080 (get_asm_expr_operands): Likewise.
5081 (get_modify_stmt_operands): Likewise.
5082 (get_expr_operands): Likewise.
5083 (add_to_addressable_set): Likewise.
5084 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5085 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5086 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5087 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5088 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5089 (tree_node_structure): Likewise.
5090 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5092 (find_what_p_points_to): Likewise.
5094 2008-05-08 Sa Liu <saliu@de.ibm.com>
5096 * config/spu/spu.md: Fixed subti3 pattern.
5098 2008-05-08 Richard Guenther <rguenther@suse.de>
5101 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5102 sure to create a representative for trailing arrays for PTA.
5104 2008-05-08 Richard Guenther <rguenther@suse.de>
5107 * fold-const.c (operand_equal_p): Two objects which types
5108 differ in pointerness are not equal.
5110 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5112 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5113 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5114 (emit_library_call_value_1): Add new variable fndecl initialized by
5115 NULL_TREE. It should be the decl type of orgfun, but this information
5116 seems not to be available here, so it uses the default calling abi.
5117 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5118 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5119 by TARGET_RETURN_IN_MEMORY.
5120 * config/i386/i386-interix.h: Likewise.
5121 * config/i386/i386.h: Likewise.
5122 * config/i386/i386elf.h: Likewise.
5123 * config/i386/ptx4-i.h: Likewise.
5124 * config/i386/sol2-10.h: Likewise.
5125 * config/i386/sysv4.h: Likewise.
5126 * config/i386/vx-common.h: Likewise.
5127 * config/cris/cris.h: Removed #if 0 clause.
5128 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5129 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5131 (ix86_sol10_return_in_memory): Likewise.
5132 (ix86_i386elf_return_in_memory): New.
5133 (ix86_i386interix_return_in_memory): New.
5134 * config/mt/mt-protos.h (mt_return_in_memory): New.
5135 * config/mt/mt.c: Likewise.
5136 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5137 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5138 * config/bfin/bfin.h: Likewise.
5139 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5141 * config/bfin/bfin.c: Likewise.
5142 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5143 * config/alpha/unicosmk.h: Likewise.
5144 * config/i386/cygming.h: Likewise.
5145 * config/iq2000/iq2000.h: Likewise.
5146 * config/mips/mips.h: Likewise.
5147 * config/mn10300/mn10300.h: Likewise.
5148 * config/rs6000/rs6000.h: Likewise.
5149 * config/score/score.h: Likewise.
5150 * config/spu/spu.h: Likewise.
5151 * config/v850/v850.h: Likewise.
5152 * defaults.h: Likewise.
5153 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5154 * expr.c (emit_block_move): Adjust use of
5155 OUTGOING_REG_PARM_STACK_SPACE.
5156 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5157 OUTGOING_REG_PARM_STACK_SPACE.
5158 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5160 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5162 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5163 on OMP_RETURN for OMP_FOR.
5166 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5167 (fortran_common): New function.
5168 (gen_variable_die): Call fortran_common instead of common_check,
5169 adjust for it returning tree instead of rtx. Formatting.
5171 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5175 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5176 * c-decl.c (merge_decls): Ditto.
5177 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5178 to RTL_CONST_OR_PURE_CALL_P.
5179 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5180 Initialized DECL_LOOPING_CONST_PURE.
5181 (process_call_operands): Set tree_side_effects properly.
5182 * tree.h (TREE_READONLY_DECL_P): Removed.
5183 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5184 (DECL_LOOPING_OR_CONST_P): New macro.
5185 (struct tree_function_decl): Added looping_const_or_pure_p.
5187 (ECF_LOOPING_OR_CONST_P): New macro.
5188 * rtlanal.c (pure_const_p): Removed.
5189 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5190 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5191 to RTL_CONST_CALL_P.
5192 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5193 (check_decl, check_tree, check_call, scan_function): Initialize
5195 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5196 (static_execute): Set looping true for recursive functions.
5197 Undo setting state to IPA_NEITHER for recursive functions.
5199 * ifcvt.c (noce_can_store_speculate_p): Changed
5200 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5201 RTL_CONST_OR_PURE_CALL_P.
5202 * dse.c (scan_insn): Ditto.
5203 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5204 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5205 RTL_CONST_OR_PURE_CALL_P.
5206 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5207 pure_call_p to RTL_CONST_CALL_P.
5208 * gimplify.c (gimplify_call_expr): Clear side effects for
5209 non-looping pure and constant calls.
5210 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5211 (flags_from_decl_or_type): Set ecf flags from decl flags.
5212 (initialize_argument_information): Turn off
5213 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5214 Change const to pure if callee_copies is true rather than just
5216 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5217 way of marking pure calls.
5218 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5219 Remove hack that was supposed to fix pr7335 and remove old
5220 way of marking pure calls.
5221 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5222 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5223 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5224 RTL_CONST_OR_PURE_CALL_P.
5225 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5226 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5227 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5228 * sched-deps.c (schedule_analyze): Ditto.
5229 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5230 return_val field of calls to represent pure and const function info.
5231 (CONST_OR_PURE_CALL_P): Deleted macro.
5232 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5233 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5234 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5236 * tree-optimize.c (execute_fixup_cfg): Added test for
5237 ECF_LOOPING_CONST_OR_PURE.
5238 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5240 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5241 effects for looping pure or const calls.
5242 (verify_gimple_expr): Added verification code.
5243 * config/alpha/alpha.c (alpha_legitimize_address,
5244 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5246 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5247 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5248 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5249 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5250 RTL_CONST_OR_PURE_CALL_P.
5251 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5252 and const calls to be deleted.
5254 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5257 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5258 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5259 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5260 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5261 to handle nonimmediate operands.
5262 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5263 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5264 to handle nonimmediate operands.
5265 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5266 (mmx_pmulhrwv4hi3): New expander. Use
5267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5268 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5269 (sse2_umulv1siv1di3): New expander. Use
5270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5271 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5272 (mmx_eq<mode>3): New expander. Use
5273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5274 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5275 (mmx_uavgv8qi3): New expander. Use
5276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5277 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5278 (mmx_uavgv4hi3): New expander. Use
5279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5281 * config/i386/sse.md
5282 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5283 to handle nonimmediate operands.
5284 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5285 to handle nonimmediate operands.
5286 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5287 to handle nonimmediate operands.
5288 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5289 to handle nonimmediate operands.
5290 (sse2_unpckhpd_exp): New expander. Use
5291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5292 (sse2_unpcklpd_exp): New expander. Use
5293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5294 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5295 to handle nonimmediate operands.
5296 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5297 to handle nonimmediate operands.
5298 (*sse2_<plusminus_insn><mode>3): Rename from
5299 sse2_<plusminus_insn><mode>3 insn pattern.
5300 (sse2_<plusminus_insn><mode>3): New expander. Use
5301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5302 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5303 (sse2_umulv2siv2di3): New expander. Use
5304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5305 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5306 (sse4_1_mulv2siv2di3): New expander. Use
5307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5308 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5309 (sse2_pmaddwd): New expander. Use
5310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5311 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5312 (sse2_eq<mode>3): New expander. Use
5313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5314 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5315 (sse4_1_eqv2di3): New expander. Use
5316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5317 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5318 (sse2_uavgv16qi3): New expander. Use
5319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5320 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5321 (sse2_uavgv16qi3): New expander. Use
5322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5323 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5324 (sse2_uavgv8hi3): New expander. Use
5325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5326 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5327 (ssse3_pmulhrswv8hi3): New expander. Use
5328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5329 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5330 (ssse3_pmulhrswv4hi3): New expander. Use
5331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5333 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5334 (<sse>_vmmul<mode>3): Ditto.
5335 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5337 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5338 (ssse3_pmaddubsw): Ditto.
5340 * config/i386/i386.c (struct_builtin_description)
5341 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5342 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5343 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5344 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5345 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5346 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5347 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5348 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5349 (ix86_fixup_binary_operands): Assert that src1
5350 and src2 must have the same mode when swapped.
5351 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5352 and ix86_binary_operator_ok. Do not force operands in registers
5355 2008-05-07 Jan Hubicka <jh@suse.cz>
5357 * cgraph.c (dump_cgraph_node): Update.
5358 * cgraph.h (cgraph_local_info): Break out inline summary.
5359 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5361 * ipa-inline (inline_summary): New accestor function.
5362 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5363 cgraph_decide_inlining, compute_inline_parameters): Update.
5364 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5366 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5368 Cleanup ColdFire scheduling support and add V4 pipeline model.
5370 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5371 (define_attr cpu): Add cfv4 value.
5372 (define_attr type, define_attr type1): Merge into a single 'type'
5373 attribute. Update all uses.
5374 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5375 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5377 (define_attr opx_mem, define_attr opy_mem): Remove.
5378 (define_attr op_mem): Clean up, update comment.
5379 (define_attr size): Use specific values instead of general int.
5380 (define_attr guess, define_attr split): Remove. Update all uses.
5381 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5382 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5383 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5384 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5385 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5386 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5387 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5388 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5389 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5390 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5391 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5392 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5393 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5394 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5395 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5396 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5397 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5398 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5399 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5400 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5401 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5402 Update or set attributes.
5403 (stack_tie): New fake instruction.
5405 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5406 (m68k_sched_attr_size): Update declaration.
5407 (m68k_sched_attr_type2): Remove.
5408 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5409 Declare new bypass predicates.
5411 * config/m68k/m68k.c (m68k_sched_issue_rate,
5412 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5414 (TARGET_SCHED_ISSUE_RATE,
5415 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5416 (override_options): Handle scheduling for ColdFire V4 core.
5417 (m68k_expand_prologue): Emit stack_tie.
5418 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5419 'OP_TYPE_FPN'. Update all uses.
5420 (sched_guess_p): Remove.
5421 (sched_address_type): Handle symbolic addresses.
5422 (sched_get_operand): New static function.
5423 (sched_operand_type): Merge into sched_attr_op_type.
5424 (sched_attr_op_type): Handle FP registers, handle quick constants,
5426 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5427 (m68k_sched_attr_size): Update. Move logic to ...
5428 (sched_get_attr_size_int): New static function.
5429 (sched_get_opxy_mem_type): New static function.
5430 (m68k_sched_attr_op_mem): Update.
5431 (m68k_sched_attr_type2): Remove.
5432 (sched_cfv4_bypass_data): New static variable.
5433 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5434 (m68k_sched_issue_rate): Implement scheduler hook.
5435 (struct _sched_ib: enabled_p): New field.
5436 (m68k_sched_variable_issue): Update. Handle V4.
5437 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5438 sched_dump_class_func_t, sched_dump_split_class,
5439 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5440 sched_dump_dfa_class, m68k_sched_dump): Remove.
5441 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5443 (m68k_sched_init_global): Remove statisctics dumping, introduce
5444 sanity check that all instructions have pipeline reservations. Handle
5446 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5447 Handle ColdFire V4 core.
5448 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5449 New static functions.
5450 (m68k_sched_address_bypass_p): New bypass predicate.
5451 (sched_get_indexed_address_scale): New static function.
5452 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5454 * cf.md: Update comments.
5455 (define_attr type2): Remove. Use 'type' attribute instead.
5457 (cf_ib): Rename to cfv123_ib. Update all uses.
5458 (cf_oep): Rename to cfv123_oep. Update all uses.
5459 (cf_chr): Rename to cfv123_chr. Update all uses.
5460 (cf_mem): Rename to cfv123_mem. Update all uses.
5461 (cf_mac): Move to more appropriate place.
5462 (cfv123_guess): New automaton and cpu_unit.
5463 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5464 Update uses of 'size' attribute. Handle before reload scheduling.
5465 (cfv123_guess): New dummy reservation for unhandled instructions.
5466 (cfv4_*): Pipeline description of ColdFire V4 core.
5467 (ignore): New reservation to handle 'ignore' type.
5469 2008-05-07 Ian Lance Taylor <iant@google.com>
5472 * gimplify.c (find_single_pointer_decl_1): Don't look through
5474 (find_single_pointer_decl): Adjust comments.
5476 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5479 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5480 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5483 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5484 integral type rather than floating point, then VIEW_CONVERT_EXPR
5485 to the floating point type.
5487 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5490 TFmode op0 to register.
5492 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5494 * c-decl.c (grokdeclarator): Comment typo.
5496 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5498 * tree-flow.h: Remove prototype for computed_goto_p.
5499 * tree-cfg.c (computed_goto_p): Make static.
5501 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5504 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5505 (contains_aligned_value_p): This. Handle _Decimal128.
5506 (ix86_function_arg_boundary): Only align _Decimal128 to its
5507 natural boundary and handle it properly.
5509 2008-05-06 Martin Jambor <mjambor@suse.cz>
5511 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5512 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5513 (ipcp_method_set_orig_node): Removed.
5514 (ipcp_cval_get_cvalue_type): Removed.
5515 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5516 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5517 (ipcp_cval_set_cvalue_type): Removed.
5518 (ipcp_cval_get_cvalue): Removed.
5519 (ipcp_cval_set_cvalue): Removed.
5520 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5521 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5522 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5523 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5524 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5525 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5526 (ipcp_get_ith_lattice): Changed parameters.
5527 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5528 (ipcp_lattice_from_jfunc): Changed parameters.
5529 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5530 (ipcp_method_cval_print): Added temporary variable info.
5531 (ipcp_redirect): Removed already unused local variable caller.
5532 (ipcp_redirect): New temporary variable orig_callee_info
5533 (ipcp_redirect): Removed newly unused local variable callee.
5534 (ipcp_redirect): Removed (a bit confusing) local variable type.
5535 (ipcp_insert_stage): Added local variable info.
5536 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5538 (ipcp_formal_create): Removed.
5539 (ipcp_method_cval_set): Removed.
5540 (ipcp_propagate_stage): Renamed lattice variables.
5541 (ipcp_method_cval_set_cvalue_type): Removed.
5542 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5543 (ipcp_print_all_lattices): Changed printed strings to refer to
5544 lattices rather than cvals.
5545 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5546 (ipcp_propagate_const): Changed formal parameters.
5547 (build_const_val): Changed formal parameters.
5548 (ipcp_insert_stage): Removed useless variable cvalue
5549 (build_const_val): Changed formal parameters.
5550 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5551 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5552 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5553 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5554 (ipcp_print_func_profile_counts): Changed string from "method" to
5556 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5557 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5558 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5559 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5560 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5561 (ipcp_lat_is_const): Changed parameters and made inline.
5562 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5563 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5564 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5565 the predicate condition directly
5566 (ipcp_propagate_stage): Added local variable args. Removed local
5567 variable callee. (Both are mere code simplifications.)
5568 (ipcp_method_dont_insert_const): Renamed to
5569 ipcp_node_not_modifiable_p.
5570 (ipcp_node_not_modifiable_p): Made inline.
5571 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5572 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5573 (ipcp_print_all_lattices): Removed variable cvalue
5574 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5577 2008-05-06 Olivier Hainque <hainque@adacore.com>
5579 * tree-sra.c (try_instantiate_multiple_fields): Early return
5580 if field has POINTER_TYPE.
5582 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5584 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5585 by using 'q' specifier for instruction.
5586 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5588 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5590 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5591 Change mode of zero_extract from QImode to HImode.
5592 (sign bit tests peepholes): (Ditto.).
5594 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/mmx.md: Remove double backslashes from asm templates.
5597 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5598 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5599 to handle nonimmediate operands.
5600 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5601 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5602 to handle nonimmediate operands.
5603 (*mmx_<code>v2sf3_finite): New insn pattern.
5604 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5605 (mmx_<code>v2sf3): New expander. Use
5606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5607 (mmx_<plusminus_insn><mode>3): New expander. Use
5608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5609 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5610 (mmx_add<mode>3): Removed.
5611 (mmx_ssadd<mode>3): Ditto.
5612 (mmx_usadd<mode>3): Ditto.
5613 (mmx_sub<mode>3): Ditto.
5614 (mmx_sssub<mode>3): Ditto.
5615 (mmx_ussub<mode>3): Ditto.
5616 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5617 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5618 to handle nonimmediate operands.
5619 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5621 (mmx_smulv4hi3_highpart): New expander. Use
5622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5623 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5625 (mmx_umulv4hi3_highpart): New expander. Use
5626 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5627 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5628 (mmx_<code>v4hi3): New expander. Use
5629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5630 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5631 (mmx_<code>v8qi3): New expander. Use
5632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5633 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5634 (mmx_<code><mode>3): New expander. Use
5635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5637 2008-05-05 Jan Hubicka <jh@suse.cz>
5639 PR tree-optimization/36118
5640 * passes.c (pass_init_dump_file): Fix dump header.
5642 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5645 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5646 VCE for function decls.
5648 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5650 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5652 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5654 * config/i386/i386.md (sat_plusminus): New.
5655 (plusminus_insn): Likewise.
5656 (plusminus_mnemonic): Likewise.
5658 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5659 (*<addsub><mode>3_cc_overflow): Renamed to ...
5660 (*<plusminus_insn><mode>3_cc_overflow): This.
5661 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5662 (*<plusminus_insn>si3_zext_cc_overflow): This.
5664 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5665 (<plusminus_insn><mode>3): This.
5666 (*<addsub><mode>3): Renamed to ...
5667 (*<plusminus_insn><mode>3): This.
5668 (<sse>_vm<addsub><mode>3): Renamed to ...
5669 (<sse>_vm<plusminus_insn><mode>3): This.
5670 (sse3_h<addsub>v4sf3): Renamed to ...
5671 (sse3_h<plusminus_insn>v4sf3): This.
5672 (sse3_h<addsub>v2df3): Renamed to ...
5673 (sse3_h<plusminus_insn>v2df3): This.
5674 (<plusminus_insn><mode>3): New.
5675 (*<plusminus_insn><mode>3): Likewise.
5676 (sse2_<plusminus_insn><mode>3): Likewise.
5677 (add<mode>): Removed.
5678 (*add<mode>3): Likewise.
5679 (sse2_ssadd<mode>3): Likewise.
5680 (sse2_usadd<mode>3): Likewise.
5681 (sub<mode>3): Likewise.
5682 (*sub<mode>3): Likewise.
5683 (sse2_sssub<mode>3): Likewise.
5684 (sse2_ussub<mode>3): Likewise.
5686 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5688 * gthr-single.h: Add in required interface elements as per gthr.h.
5689 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5690 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5691 Generalize UNUSED macro.
5692 (__gthread_once): Add.
5693 (__gthread_key_create): Add.
5694 (__gthread_key_delete): Add.
5695 (__gthread_getspecific): Add.
5696 (__gthread_setspecific): Add.
5698 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5701 the same size types for the indirect reference on the rhs, then
5704 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5706 * config/i386/i386.md
5707 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5708 one insn template instead of template series.
5709 (*xordi_1_rex64): Ditto.
5710 (*xordi_2_rex64): Ditto.
5712 2008-05-05 Ira Rosen <irar@il.ibm.com>
5714 PR tree-optimization/36119
5715 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5718 2008-06-04 Jan Hubicka <jh@suse.cz>
5720 tree-optimization/36100
5721 * tree-pass.h (pass_O0_always_inline): Declare.
5722 * ipa-inline.c (inline_transform): Remove dead code.
5723 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5724 pass_O0_always_inline): New.
5725 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5727 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5729 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5730 mnemonic in this_param move for TARGET_64BIT.
5732 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5734 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5735 (*strmovsi_rex_1): Ditto.
5736 (*strsetsi_1): Ditto.
5737 (*strsetsi_rex_1): Ditto.
5739 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5740 adddicc expanders using SWI mode iterator.
5742 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5745 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5748 2008-05-04 David S. Miller <davem@davemloft.net>
5750 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5751 (sparc*-*-linux*): Use linux.h in tm_file.
5752 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5753 compiler defaulting to 32-bit.
5754 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5756 * config/sparc/linux.h: Remove definitions now obtained
5757 properly from linux.h
5758 * config/sparc/linux64.h: Likewise.
5759 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5760 don't want this setting for 32-bit builds in a biarch compiler.
5761 * doc/install.texi: Add sparc-linux to list of targets
5762 supporting --enable-targets=all.
5764 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5766 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5768 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5770 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5771 after V4SI_FTYPE_V8HI.
5772 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5773 case V4SI_FTYPE_V2DF.
5775 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5777 * doc/invoke.texi (max-flow-memory-locations): Removed.
5778 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5780 2008-05-03 Richard Guenther <rguenther@suse.de>
5783 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5785 2008-05-02 David S. Miller <davem@davemloft.net>
5787 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5789 2008-05-02 Simon Baldwin <simonb@google.com>
5792 * c-common.h (warn_array_subscript_range): Removed.
5793 * c-common.c (warn_array_subscript_range): Ditto.
5794 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5795 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5797 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5799 * config/i386/i386.c (ix86_special_builtin_type): New.
5800 (bdesc_special_args): Likewise.
5801 (ix86_expand_special_args_builtin): Likewise.
5802 (ix86_init_mmx_sse_builtins): Updated.
5803 (ix86_expand_builtin): Updated.
5804 (ix86_expand_store_builtin): Removed.
5805 (ix86_expand_unop_builtin): Likewise.
5807 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5808 * config/i386/mmintrin.h (__v2sf): Here.
5810 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5812 (_mm_loadl_pi): Likewise.
5813 (_mm_storeh_pi): Replace __v2si with __v2sf.
5814 (_mm_storel_pi): Likewise.
5816 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5817 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5818 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5819 __builtin_ia32_loadlpd.
5821 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5823 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5824 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5825 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5826 (ix86_init_mmx_sse_builtins): Updated.
5827 (ix86_expand_args_builtin): Likewise.
5828 (ix86_expand_builtin): Likewise.
5829 (ix86_expand_unop1_builtin): Renamed to ...
5830 (ix86_expand_unop_vec_merge_builtin): This.
5832 2008-05-01 Jan Hubicka <jh@suse.cz>
5835 * ipa-inline.c (inline_generate_summary): Make static.
5836 (inline_transform): Do not call inlining at -O0; make static.
5837 * passes.c (execute_todo): Add sanity check.
5838 (execute_one_ipa_transform_pass): Execute proper flags.
5840 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5842 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5843 (DECL_NONADDRESSABLE_P): Likewise.
5844 * alias.c (record_component_aliases): Fix comment.
5846 2008-05-01 Simon Baldwin <simonb@google.com>
5848 * c-common.h (warn_array_subscript_range): New function.
5849 * c-common.c (warn_array_subscript_range): Ditto.
5850 * tree-vrp.c (check_array_ref): Corrected code to agree with
5851 comment, ignoring only arrays of size 0 or size 1.
5852 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5854 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5856 * config/i386/i386.c (ix86_builtin_type): Replace
5857 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5858 (bdesc_args): Updated.
5859 (ix86_init_mmx_sse_builtins): Likewise.
5860 (ix86_expand_args_builtin): Likewise.
5862 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5865 * doc/extend.texi: Correct __builtin_ia32_palignr.
5867 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5870 * config/i386/i386.c (bdesc_crc32): Removed.
5871 (ix86_expand_crc32): Likewise.
5872 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5873 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5874 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5875 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5876 UINT_FTYPE_UINT_UCHAR.
5877 (bdesc_args): Updated. Add crc32 builtins.
5878 (ix86_init_mmx_sse_builtins): Updated.
5879 (ix86_expand_args_builtin): Updated to support subreg.
5881 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5883 2008-05-01 Jan Hubicka <jh@suse.cz>
5885 * tree-pass.h (opt_pass): Add IPA_PASS.
5886 (varpool_node, cgraph_node): Forward declare.
5887 (ipa_opt_pass): Define.
5888 (pass_ipa_inline): Turn into ipa_opt_pass.
5889 (pass_apply_inline): Remove.
5890 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5891 (apply_inline): Turn into ....
5892 (inline_transform): ... this one.
5893 (inline_generate_summary): New function.
5894 (pass_apply_inline): Remove.
5895 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5897 (struct function): Add ipa_transforms_to_apply.
5898 * passes.c (register_one_dump_file): Work on IPA_PASS.
5899 (init_optimization_passes): Remove pass_inline_parameters and
5901 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5902 (execute_one_pass) ... here; apply transforms when possible.
5903 (add_ipa_transform_pass, execute_ipa_summary_asses,
5904 execute_one_ipa_transform_pass): New.
5905 (execute_ipa_pass_list): Update for IPA_PASS type.
5907 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5909 * config/i386/i386.c (ix86_builtin_type): Add
5910 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5911 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5912 (bdesc_args): Add SSE4a builtins.
5913 (ix86_init_mmx_sse_builtins): Updated.
5914 (ix86_expand_args_builtin): Likewise.
5915 (ix86_expand_builtin): Likewise.
5917 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5919 * config/i386/i386.c (ix86_builtin_type): Add
5920 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5921 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5922 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5923 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5924 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5925 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5926 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5927 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5928 and DI_FTYPE_DI_DI_INT.
5929 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5930 (ix86_init_mmx_sse_builtins): Updated.
5931 (ix86_expand_args_builtin): Likewise.
5932 (ix86_expand_builtin): Likewise.
5933 (ix86_expand_binop_imm_builtin): Removed.
5935 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5937 2008-04-30 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/32921
5940 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5942 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5944 * config/arm/arm.c (arm_unwind_emit): Use
5945 crtl->all_throwers_are_sibcalls instead of
5946 cfun->all_throwers_are_sibcalls.
5947 (arm_output_fn_unwind): Likewise.
5948 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5949 instead of cfun->uses_pic_offset_table.
5950 (frv_expand_prologue): Likewise.
5951 (frv_frame_pointer_required): Likewise.
5952 (frv_expand_fdpic_call): Likewise.
5953 (frv_emit_movsi): Likewise.
5954 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5955 cfun->returns_pcc_struct instead of
5956 current_function_returns_pcc_struct.
5957 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5958 instead of cfun->calls_eh_return.
5959 (m32c_pushm_popm): Likewise.
5960 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5961 "extern" declaration.
5963 2008-04-30 Richard Guenther <rguenther@suse.de>
5965 PR tree-optimization/21636
5966 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5968 (evaluate_stmt): Print the likely value.
5969 (ccp_visit_stmt): Avoid excessive vertical spacing.
5971 2008-04-30 Rafael Espindola <espindola@google.com>
5973 * builtins.c (fold_call_expr): Return realret.
5974 * tree-ssa-threadedge.c
5975 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5976 __builtin_object_size.
5978 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5980 * gcc.c (wrapper_string): New variable.
5981 (insert_wrapper): New function.
5982 (execute): New option -wrapper.
5983 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5985 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5987 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5988 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5989 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5991 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5992 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5993 config/rs6000/e500crtres64gprctr.asm,
5994 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5995 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5996 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5997 config/rs6000/e500crtsav64gprctr.asm,
5998 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5999 config/rs6000/e500crtsavg64gprctr.asm: New files.
6000 * config/rs6000/t-ppccomm: Add build rules for new files.
6001 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6002 * config/rs6000/t-netbsd: Add build rules for new files.
6003 (LIB2FUNCS_STATIC_EXTRA): New variable.
6004 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6005 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6006 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6008 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6010 * config/i386/i386.c (ix86_builtin_type): Add
6011 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6012 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6013 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6014 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6015 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6016 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6017 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6018 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6019 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6020 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6021 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6022 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6023 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6024 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6025 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6026 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6027 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6028 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6029 V1DI_FTYPE_V2SI_V2SI.
6030 (bdesc_2arg): Moved to ...
6032 (ix86_init_mmx_sse_builtins): Updated.
6033 (ix86_expand_args_builtin): Updated. Take a pointer
6034 to const struct builtin_description. Handle comparison
6036 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6037 (ix86_expand_builtin): Updated.
6039 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6040 (ssse3_pmaddubsw128): This.
6041 (ssse3_pmaddubswv4hi3): Renamed to ...
6042 (ssse3_pmaddubsw): This.
6044 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6045 (__builtin_ia32_packssdw128): Likewise.
6046 (__builtin_ia32_packuswb128): Likewise.
6047 (__builtin_ia32_pmaddubsw): Likewise.
6048 (__builtin_ia32_pmaddubsw128): Likewise.
6050 2008-04-30 Richard Guenther <rguenther@suse.de>
6052 PR tree-optimization/14847
6053 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6054 (recognize_bits_test): Use it.
6055 (recognize_single_bit_test): Likewise.
6057 2008-04-30 Martin Jambor <mjambor@suse.cz>
6059 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6060 instead of setting number of formal parameters to zero.
6061 (ipcp_init_stage): Do not set the number of actual parameters to zero
6063 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6064 which are called with variable number of arguments.
6065 (ipcp_insert_stage): Explicitely skipping all nodes which are
6066 called with variable number of arguments.
6067 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6068 number of parameters.
6070 * ipa-prop.h (struct ipa_node_params): Added flag
6071 called_with_var_arguments
6072 (ipa_set_param_count): Added. Changed sole setter to use it.
6073 (ipa_get_param_count): Added. All readers of param_count
6074 converted to use it instead.
6075 (ipa_set_called_with_variable_arg): Added.
6076 (ipa_is_called_with_var_arguments): Added.
6077 (ipa_get_ith_param): Added. All readers of param_decls converted
6079 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6081 (ipa_get_cs_argument_count): Added, all readers of argument_count
6083 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6086 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6087 (struct ipcp_lattice): Renamed cval_type to type
6088 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6090 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6091 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6092 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6093 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6094 (build_const_val): Changed the type of parameter cvalue to tree
6095 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6096 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6098 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6101 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6102 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6103 (ipa_add_method): Renamed to ipa_push_func_to_list
6104 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6105 (ipa_callsite_param_count): Removed.
6106 (ipa_callsite_param_count_set): Removed.
6107 (ipa_callsite_param): Removed.
6108 (ipa_callsite_callee): Removed.
6109 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6110 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6111 (ipa_method_formal_count): Removed.
6112 (ipa_method_formal_count_set): Removed.
6113 (ipa_method_get_tree): Removed.
6114 (ipa_method_tree_map_create): Removed.
6115 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6116 (ipa_create_param_decls_array): Creates the array itself
6117 (ipa_create_param_decls_array): Temporary variable info instead of
6119 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6120 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6121 (get_type): Removed.
6122 (ipa_jf_get_info_type): Removed.
6123 (ipa_node_create): Renamed to ipa_create_node_params
6124 (ipa_free): Renamed to ipa_free_all_node_params
6125 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6126 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6127 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6128 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6129 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6130 ipa_free_all_edge_args
6131 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6132 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6133 (ipa_create_methodlist_node): Removed.
6134 (ipa_methodlist_method): Removed.
6135 (ipa_methodlist_method_set): Removed.
6136 (ipa_methodlist_next_method): Removed.
6137 (ipa_methodlist_next_method_set): Removed.
6138 (ipa_method_is_modified): Removed.
6139 (ipa_method_modify_create): Removed.
6140 (ipa_method_modify_init): Temporary variable info instead of a few
6142 (ipa_detect_param_modifications): Temporary variable info instead of
6144 (ipa_compute_jump_functions): Temporary variable info instead of
6146 (ipa_method_modify_set): Removed.
6147 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6148 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6149 than craph_node as the first parameter.
6150 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6151 (ipa_method_modify_init): Removed.
6152 (ipa_compute_jump_functions): Added a temp variable instead of
6153 repeatadly dereferencing the cgraph_edge.aux pointer
6154 (ipa_callsite_param_set_type): Removed.
6155 (ipa_compute_jump_functions): i renamed to index and moved to
6157 (ipa_callsite_param_set_info_type_formal): Removed.
6158 (ipa_callsite_param_set_info_type): Removed.
6159 (ipa_callsite_param_map_create): Removed.
6160 (ipa_callsite_tree): Removed.
6161 (ipa_callsite_caller): Removed.
6162 (ipa_pop_func_from_list): return_method removed to return_func
6164 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6165 prefixed all values with IPA_. Changed all users.
6166 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6167 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6168 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6169 (union parameter_info): Renamed to jump_func_value.
6170 (union jump_func_value): Renamed value to constant
6171 (struct ipa_jump_func): Renamed info_type to value
6172 (struct ipa_node): Renamed to ipa_node_params
6173 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6174 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6175 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6176 (struct ipa_edge): Renamed to ipa_edge_args
6177 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6178 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6179 (struct ipa_methodlist): Renamed to ipa_func_list
6180 (struct ipa_func_list): method_p renamed to node, next_method
6182 (ipa_methodlist_p): Removed, switched all users to struct pointer
6183 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6185 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6187 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6188 (rs6000_emit_epilogue): Use backchain to restore only when we
6189 have a large frame. Make use of frame pointer to restore if we
6190 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6192 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6194 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6195 Add mode to zero_extract.
6196 (sign bit tests peepholes): (Ditto.).
6198 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6200 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6201 Instructions in comments with SSE3.
6202 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6203 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6204 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6205 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6206 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6207 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6208 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6209 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6210 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6211 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6212 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6213 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6214 (bdesc_sse_args): Renamed to ...
6215 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6216 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6217 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6219 (bdesc_1arg): Moved to ...
6221 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6222 Instructions in comments with SSE3.
6223 (ix86_expand_sse_operands_builtin): Renamed to ...
6224 (ix86_expand_args_builtin): This. Updated.
6225 (ix86_expand_unop1_builtin): Update comments.
6226 (ix86_expand_builtin): Updated.
6228 2008-04-29 Richard Guenther <rguenther@suse.de>
6230 PR tree-optimization/36078
6231 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6232 Update virtual SSA form after cleaning up the CFG.
6234 2008-04-29 Richard Guenther <rguenther@suse.de>
6237 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6239 2008-04-29 Richard Guenther <rguenther@suse.de>
6241 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6242 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6243 (compute_flow_insensitive_aliasing): Do not treat
6244 PTR_IS_REF_ALL pointers special.
6245 (get_smt_for): Likewise.
6246 (may_alias_p): Re-structure.
6247 (is_escape_site): A ref-all pointer conversion is not an escape site.
6248 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6249 PTR_IS_REF_ALL pointers special.
6250 * tree-ssa-structalias.h (struct alias_info): Remove
6251 ref_all_symbol_mem_tag field.
6252 (PTR_IS_REF_ALL): Remove.
6254 2008-04-29 Richard Guenther <rguenther@suse.de>
6257 * fold-const.c (extract_muldiv_1): In combining division constants
6258 make sure to never overflow.
6260 2008-04-29 Nick Clifton <nickc@redhat.com>
6262 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6264 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6267 * optc-gen.awk: Work around HP-UX/IA awk bug.
6269 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6271 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6274 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6277 * config/i386/i386.md
6278 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6279 Change operand 1 predicate to nonimmediate_operand.
6281 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6284 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6286 * gengtype.c (walk_type, write_func_for_structure): Handle
6288 * doc/gty.texi: Document chain_circular.
6290 2008-04-28 Richard Guenther <rguenther@suse.de>
6292 PR tree-optimization/36066
6293 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6296 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6299 * config/i386/i386.md
6300 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6301 Use match_scratch instead of match_operand for operands 3 and 4.
6303 2008-04-27 Richard Guenther <rguenther@suse.de>
6305 PR tree-optimization/18754
6306 PR tree-optimization/34223
6307 * tree-pass.h (pass_complete_unrolli): Declare.
6308 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6309 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6310 Rewrite loop into loop closed SSA form if it is not already.
6311 (tree_unroll_loops_completely): Re-structure to iterate over
6312 innermost loops with intermediate CFG cleanups.
6313 Unroll outermost loops only if requested or the code does not grow
6315 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6316 loops are available.
6317 (tree_vectorize): Instead do so here.
6318 (tree_complete_unroll): Also unroll outermost loops.
6319 (tree_complete_unroll_inner): New function.
6320 (gate_tree_complete_unroll_inner): Likewise.
6321 (pass_complete_unrolli): New pass.
6322 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6323 uses outside of the loop.
6324 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6325 form if it is available.
6326 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6327 * passes.c (init_optimization_passes): Schedule complete inner
6328 loop unrolling pass before the first CCP pass after final inlining.
6330 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6332 * targhooks.h (default_emutls_var_fields,
6333 default_emutls_var_init): Declare.
6334 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6335 * target.h (struct gcc_target): Add struct emutls member.
6336 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6337 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6338 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6339 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6340 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6341 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6342 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6343 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6344 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6345 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6346 emit debug information.
6347 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6348 * varasm.c: Include targhooks.h.
6349 (emutls_object_section, emutls_tmpl_section): New.
6350 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6351 (EMUTLS_SEPARATOR): New.
6353 (get_emutls_object_name): New.
6354 (default_emutls_var_fields): New, broken out of ...
6355 (get_emutls_object_type): ... here. Adjust to use target hooks.
6356 (get_emutls_init_templ_addr): Adjust to use target hooks.
6357 (emutls_decl): Adjust to use target hooks.
6358 (emutls_finish): Likewise.
6359 (default_emutls_var_init): New, broken out of ...
6360 (assemble_variable): ... here. Adjust to use target hooks.
6361 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6363 * c-common.c (handle_section_attribute): Prevent overriding
6364 sections for emulated tls with special sections.
6365 * config/i386/i386.c (x86_64_elf_select_section): Add
6366 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6367 (x86_64_elf_unique_section): Likewise.
6368 * config/vxworks.c: Include tree.h.
6369 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6370 (vxworks_override_options): Set TLS scheme.
6371 * doc/tm.texi (Emulated TLS): New node.
6373 2008-04-26 Simon Baldwin <simonb@google.com>
6376 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6377 with propagated string constants.
6379 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6381 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6382 constraint for operand 2 when operand 0 is memory operand.
6383 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6384 operand 0 is memory operand.
6385 (fix_trunc<mode>_i387_with_temp): Ditto.
6386 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6387 operand 2 when operand 1 is memory operand.
6388 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6389 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6390 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6391 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6392 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6393 operands 2,3 and 4 when operand 1 is memory operand.
6394 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6396 (fistdi2_floor_with_temp): Ditto.
6397 (fist<mode>2_floor_with_temp): Ditto.
6398 (fistdi2_ceil_with_temp): Ditto.
6399 (fist<mode>2_ceil_with_temp): Ditto.
6400 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6402 2008-04-26 David Daney <ddaney@avtrex.com>
6404 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6406 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6407 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6408 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6409 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6410 (compare_and_swap_12): New insn.
6411 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6412 * config/mips/mips.c (mips_force_binary): New function.
6413 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6414 (mips_expand_compare_and_swap_12): New function.
6415 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6417 2008-04-25 Jan Hubicka <jh@suse.cz>
6420 * cfgexpand.c (pass_expand): Turn into RTL pass.
6421 * passes.c (execute_one_pass): Do pass typechecking after execution.
6422 * tree-pass.h (pass_expand): Turn into RTL pass.
6424 * function.h (struct rtl_data): Move here fields
6425 accesses_prior_frames, calls_eh_return, saves_all_registers,
6426 has_nonlocal_goto, has_asm_statement, is_thunk,
6427 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6428 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6429 arg_pointer_save_area_init from struct function; turn into bool.
6430 (struct function): Move
6431 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6432 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6433 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6434 tail_call_emit, arg_pointer_save_area_init
6435 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6436 (current_function_returns_struct, current_function_returns_pcc_struct,
6437 current_function_calls_setjmp, current_function_calls_alloca,
6438 current_function_accesses_prior_frames,
6439 current_function_calls_eh_return, current_function_is_thunk,
6440 current_function_stdarg, current_function_profile,
6441 current_function_limit_stack, current_function_uses_pic_offset_table,
6442 current_function_uses_const_pool, current_function_has_nonlocal_label,
6443 current_function_saves_all_registers,
6444 current_function_has_nonlocal_goto,
6445 current_function_has_asm_statement): Remove accesor macros.
6446 * ra-conflict.c (global_conflicts): Update.
6447 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6448 (suitable_for_tail_call_opt_p): Update.
6449 * builtins.c (expand_builtin_return_addr): Update.
6450 (expand_builtin_setjmp_setup): Update.
6451 (expand_builtin_nonlocal_goto): Update.
6452 * final.c (final_start_function): Update.
6453 (profile_function): Update.
6454 (leaf_function_p): Update.
6455 (only_leaf_regs_used): Update.
6456 * df-scan.c (df_get_exit_block_use_set): Update.
6457 * dojump.c (clear_pending_stack_adjust): Update.
6458 * tree-stdarg.c (gate_optimize_stdarg): Update.
6459 * gimple-low.c (lower_function_body): Update.
6460 * global.c (compute_regsets): Update.
6461 (global_alloc): Update.
6462 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6463 * expr.c (expand_assignment): Update.
6464 * dse.c (dse_step0): Update.
6465 (dse_step1): Update.
6466 * c-decl.c (store_parm_decls): Update.
6467 * local-alloc.c (combine_regs): Update.
6468 (find_free_reg): Update.
6469 * function.c (assign_parms_augmented_arg_list): Update.
6470 (assign_parm_find_data_types): Update.
6471 (assign_parms): Update.
6472 (allocate_struct_function): Update.
6473 (expand_function_start): Update.
6474 (expand_function_end): Update.
6475 (get_arg_pointer_save_area): Update.
6476 (thread_prologue_and_epilogue_insns): Update.
6477 (rest_of_match_asm_constraints): Update.
6478 * stor-layout.c (variable_size): Update.
6479 * gcse.c (gcse_main): Update.
6480 (bypass_jumps): Update.
6481 * gimplify.c (gimplify_function_tree): Update.
6482 * calls.c (emit_call_1): Update.
6483 (expand_call): Update.
6484 * bt-load.c (compute_defs_uses_and_gen): Update.
6485 * except.c (sjlj_assign_call_site_values): Update.
6486 (sjlj_emit_function_enter): Update.
6487 (can_throw_external): Update.
6488 (set_nothrow_function_flags): Update.
6489 (expand_builtin_unwind_init): Update.
6490 (expand_eh_return): Update.
6491 (convert_to_eh_region_ranges): Update.
6492 (output_function_exception_table): Update.
6493 * emit-rtl.c (gen_tmp_stack_mem): Update.
6494 * cfgexpand.c (expand_used_vars): Update.
6495 (tree_expand_cfg): Update.
6496 * cfgcleanup.c (rest_of_handle_jump): Update.
6497 * explow.c (allocate_dynamic_stack_space): Update.
6498 * varasm.c (assemble_start_function): Update.
6499 (force_const_mem): Update.
6500 (mark_constant_pool): Update.
6501 * tree-optimize.c (tree_rest_of_compilation): Update.
6502 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6503 * tree-cfg.c (notice_special_calls): Update.
6504 (is_ctrl_altering_stmt): Update.
6505 (tree_can_make_abnormal_goto): Update.
6506 (tree_purge_dead_abnormal_call_edges): Update.
6507 * config/alpha/predicates.md: Update.
6508 * config/alpha/alpha.c (alpha_sa_mask): Update.
6509 (alpha_sa_size): Update.
6510 (alpha_does_function_need_gp): Update.
6511 (alpha_expand_prologue): Update.
6512 (alpha_start_function): Update.
6513 (alpha_output_function_end_prologue): Update.
6514 (alpha_expand_epilogue): Update.
6515 * config/frv/frv.c (frv_stack_info): Update.
6516 (frv_expand_epilogue): Update.
6517 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6518 (s390_register_info): Update.
6519 (s390_frame_info): Update.
6520 (s390_init_frame_layout): Update.
6521 (s390_can_eliminate): Update.
6522 (save_gprs): Update.
6523 * config/spu/spu.c (spu_split_immediate): Update.
6524 (need_to_save_reg): Update.
6525 (spu_expand_prologue): Update.
6526 (spu_expand_epilogue): Update.
6527 * config/sparc/sparc.md: Update.
6528 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6529 (sparc_tls_got): Update.
6530 (legitimize_pic_address): Update.
6531 (sparc_emit_call_insn): Update.
6532 (sparc_expand_prologue): Update.
6533 (output_return): Update.
6534 (print_operand): Update.
6535 (sparc_function_ok_for_sibcall): Update.
6536 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6537 * config/m32r/m32r.md: Update.
6538 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6539 (m32r_compute_frame_size): Update.
6540 (m32r_expand_prologue): Update.
6541 (m32r_expand_epilogue): Update.
6542 (m32r_legitimize_pic_address): Update.
6543 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6544 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6545 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6547 (ix86_save_reg): Update.
6548 (ix86_compute_frame_layout): Update.
6549 (ix86_expand_prologue): Update.
6550 (ix86_expand_epilogue): Update.
6551 * config/sh/sh.c (output_stack_adjust): Update.
6552 (calc_live_regs): Update.
6553 (sh5_schedule_saves): Update.
6554 (sh_expand_prologue): Update.
6555 (sh_expand_epilogue): Update.
6556 (sh_setup_incoming_varargs): Update.
6557 (sh_allocate_initial_value): Update.
6558 (sh_get_pr_initial_val): Update.
6559 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6560 * config/sh/sh.md (label:): Update.
6561 * config/avr/avr.c (out_movhi_mr_r): Update.
6562 * config/crx/crx.h (enum): Update.
6563 * config/xtensa/xtensa.h (along): Update.
6564 * config/stormy16/stormy16.c Update.
6565 (xstormy16_compute_stack_layout): Update.
6566 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6567 (fr30_expand_prologue): Update.
6568 * config/cris/cris.c (cris_conditional_register_usage): Update.
6569 (cris_reg_saved_in_regsave_area): Update.
6570 (cris_initial_frame_pointer_offset): Update.
6571 (cris_simple_epilogue): Update.
6572 (cris_expand_prologue): Update.
6573 (cris_expand_epilogue): Update.
6574 (cris_expand_pic_call_address): Update.
6575 (cris_asm_output_symbol_ref): Update.
6576 (cris_asm_output_label_ref): Update.
6577 * config/cris/cris.md Update.
6578 * config/iq2000/iq2000.c (compute_frame_size): Update.
6579 (iq2000_expand_epilogue): Update.
6580 * config/mt/mt.h (save_direction): Update.
6581 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6582 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6583 (ia64_secondary_reload_class): Update.
6584 * config/m68k/m68k.c (m68k_save_reg): Update.
6585 (m68k_expand_prologue): Update.
6586 (m68k_expand_epilogue): Update.
6587 (legitimize_pic_address): Update.
6588 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6589 (first_reg_to_save): Update.
6590 (first_altivec_reg_to_save): Update.
6591 (compute_vrsave_mask): Update.
6592 (compute_save_world_info): Update.
6593 (rs6000_stack_info): Update.
6594 (spe_func_has_64bit_regs_p): Update.
6595 (rs6000_ra_ever_killed): Update.
6596 (rs6000_emit_eh_reg_restore): Update.
6597 (rs6000_emit_allocate_stack): Update.
6598 (rs6000_emit_prologue): Update.
6599 (rs6000_emit_epilogue): Update.
6600 (rs6000_output_function_epilogue): Update.
6601 (output_profile_hook): Update.
6602 (rs6000_elf_declare_function_name): Update.
6603 * config/rs6000/rs6000.h (rs6000_args): Update.
6604 * config/rs6000/rs6000.md: Update.
6605 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6606 * config/arc/arc.c (arc_output_function_epilogue): Update.
6607 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6608 * config/darwin.c (machopic_function_base_name): Update.
6609 * config/score/score3.c (score3_compute_frame_size): Update.
6612 (score3_epilogue): Update.
6613 * config/score/score7.c (score7_compute_frame_size): Update.
6614 (score7_prologue): Update.
6615 (score7_epilogue): Update.
6616 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6617 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6618 * config/arm/arm.c (use_return_insn): Update.
6619 (require_pic_register): Update.
6620 (arm_load_pic_register): Update.
6621 (arm_compute_save_reg0_reg12_mask): Update.
6622 (arm_compute_save_reg_mask): Update.
6623 (thumb1_compute_save_reg_mask): Update.
6624 (output_return_instruction): Update.
6625 (arm_output_function_prologue): Update.
6626 (arm_output_epilogue): Update.
6627 (arm_get_frame_offsets): Update.
6628 (arm_expand_prologue): Update.
6629 (thumb_pushpop): Update.
6630 (thumb_exit): Update.
6631 (thumb1_expand_prologue): Update.
6632 (thumb1_expand_epilogue): Update.
6633 (arm_unwind_emit): Update.
6634 (arm_output_fn_unwind): Update.
6635 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6636 * config/arm/arm.md: Update.
6637 * config/pa/pa.md: Update.
6638 * config/pa/pa.c (legitimize_pic_address): Update.
6639 (compute_frame_size): Update.
6640 (hppa_expand_prologue): Update.
6641 (hppa_expand_epilogue): Update.
6642 (borx_reg_operand): Update.
6643 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6644 (HARD_REGNO_RENAME_OK): Update.
6645 * config/mips/mips.c (mips_global_pointer): Update.
6646 (mips_save_reg_p): Update.
6647 (mips_compute_frame_info): Update.
6648 (mips_frame_pointer_required): Update.
6649 (mips_expand_prologue): Update.
6650 (mips_expand_epilogue): Update.
6651 (mips_can_use_return_insn): Update.
6652 (mips_reorg_process_insns): Update.
6653 * config/v850/v850.c (compute_register_save_size): Update.
6654 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6655 * config/mmix/mmix.c (along): Update.
6656 (mmix_expand_epilogue): Update.
6657 * config/bfin/bfin.c (legitimize_pic_address): Update.
6658 (must_save_p): Update.
6659 (stack_frame_needed_p): Update.
6660 (add_to_reg): Update.
6661 (bfin_expand_prologue): Update.
6662 * stmt.c (expand_asm_operands): Update.
6663 * reload1.c (reload): Update.
6664 (init_elim_table): Update.
6666 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6668 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6670 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6672 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6673 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6674 (mov<mode>): Removed.
6675 (*movv4sf_internal): Likewise.
6676 (*movv2df_internal): Likewise.
6678 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6680 * config.gcc (crx-*-elf): Remove deprecation.
6682 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6684 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6685 __gcc_deregister_frame with atexit.
6686 (deregister_frame_dtor): Remove.
6688 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6689 Nathan Sidwell <nathan@codesourcery.com>
6691 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6693 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6694 (rs6000_isel): Likewise.
6695 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6696 (rs6000_isel): New variable.
6697 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6699 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6702 * c-common.c (handle_vector_size_attribute): Call
6703 lang_hooks.types.reconstruct_complex_type instead of
6704 reconstruct_complex_type.
6705 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6706 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6707 * langhooks.h (struct lang_hooks_for_types): Add
6708 reconstruct_complex_type hook.
6709 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6710 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6712 2008-04-24 Richard Guenther <rguenther@suse.de>
6714 * c-common.h (check_builtin_function_arguments): Declare.
6715 * c-common.c (validate_nargs): New function.
6716 (check_builtin_function_arguments): Likewise.
6717 * c-typeck.c (build_function_call): Call
6718 check_builtin_function_arguments.
6719 * builtins.c (fold_builtin_classify): Remove error reporting code.
6720 (fold_builtin_unordered_cmp): Likewise.
6721 (fold_builtin_1): Likewise.
6722 (fold_builtin_n): Likewise.
6724 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6726 PR tree-optimization/36008
6727 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6728 the original op1, rather than delta by step.
6730 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6731 Sebastian Pop <sebastian.pop@amd.com>
6733 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6734 eliminate_local_variables_stmt, eliminate_local_variables,
6735 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6736 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6737 of code delimited by two edges in the CFG.
6738 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6739 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6740 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6741 the case of parallelisation of reductions.
6742 (expr_invariant_in_region_p): New.
6744 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6745 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6747 2008-04-24 Ira Rosen <irar@il.ibm.com>
6748 Richard Guenther <rguenther@suse.de>
6750 PR tree-optimization/36034
6751 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6752 incapable of dealing with loads with gaps.
6754 2008-04-24 Rafael Espindola <espindola@google.com>
6756 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6757 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6758 vrp_evaluate_conditional.
6759 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6760 (vrp_evaluate_conditional): Split the cond argument.
6761 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6762 (simplify_stmt_for_jump_threading): Update call to
6763 vrp_evaluate_conditional.
6765 2008-04-24 Ira Rosen <irar@il.ibm.com>
6767 PR tree-optimization/35982
6768 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6769 interleaved data-refs are of the same type.
6771 2008-04-24 Danny Smith <dannysmith@users.net>
6773 * c-format.c (check_format_info_main): Use strncmp rather than a
6774 magic prefix to handle multichar length specs.
6775 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6776 Don't prefix "I64" and "I32" with '\0'.
6778 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6781 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6782 in registers for -m32 only if stdarg_p (fntype).
6784 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6786 PR rtl-optimization/36006
6787 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6788 temp to op0 in order to avoid invalid rtx sharing.
6790 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6792 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6793 check TREE_INVARIANT.
6794 * tree-gimple.c (is_gimple_address): New.
6795 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6796 * tree-gimple.h (is_gimple_address): New.
6797 * tree.h (decl_address_invariant_p): New.
6798 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6799 (build_string): Likewise.
6800 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6801 (tree_invariant_p_1): Likewise.
6802 (save_expr): Use it.
6803 (tree_invariant_p): New.
6804 (skip_simple_arithmetic): Use it.
6805 (stabilize_reference_1): Use it.
6806 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6808 (build1_stat): Drop code to compute TREE_INVARIANT.
6809 (build2_stat): Drop code to compute TREE_INVARIANT.
6810 (build3_stat): Drop code to compute TREE_INVARIANT.
6811 (build4_stat): Drop code to compute TREE_INVARIANT.
6812 (build5_stat): Drop code to compute TREE_INVARIANT.
6813 (build7_stat): Drop code to compute TREE_INVARIANT.
6814 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6815 * tree.h (struct tree_base): Remove invariant_flag.
6816 (TREE_INVARIANT): Remove.
6817 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6818 (fold_builtin_expect): Check TREE_CONSTANT.
6819 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6820 * c-tree.h (c_expr_to_decl): Drop third parameter.
6821 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6822 (build_c_cast): Don't set TREE_INVARIANT.
6823 (pop_init_level): Don't set TREE_INVARIANT.
6824 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6825 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6827 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6828 (gimplify_addr_expr): Adjust comment.
6829 * tree-mudflap.c (mf_build_string):
6830 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6831 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6832 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6833 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6834 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6835 * langhooks.h (struct lang_hooks): Drop third parameter from
6838 2008-04-23 Richard Guenther <rguenther@suse.de>
6840 PR tree-optimization/27799
6841 PR tree-optimization/32921
6842 PR tree-optimization/32624
6843 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6844 SMTs aliases and the tag itself into the solution.
6845 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6846 merge the points-to solution back into the SMT aliases.
6847 (may_alias_p): Use alias_set_subset_of instead of
6848 aliases_conflict_p. A pointer which points to
6849 memory with alias set zero may access any variable.
6851 2008-04-23 Richard Guenther <rguenther@suse.de>
6853 * alias.c (alias_set_subset_of): Correctly handle asking
6854 if zero is a subset of an alias set with zero child.
6855 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6856 (compute_flow_insensitive_aliasing): Correctly walk all
6857 pointers. Do not unnecessarily union sets.
6859 2008-04-23 Richard Guenther <rguenther@suse.de>
6862 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6864 2008-04-22 Tomas Bily <tbily@suse.cz>
6866 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6868 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6870 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6871 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6872 * tree-inline.c (estimate_num_insns_1): Likewise.
6873 * varasm.c (const_hash_1, compare_constant, copy_constant)
6874 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6875 * emit-rtl.c (component_ref_for_mem_expr)
6876 (set_mem_attributes_minus_bitpos): Likewise.
6877 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6878 (is_aligning_offset): Likewise.
6879 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6880 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6881 * dojump.c (do_jump): Likewise.
6882 * builtins.c (get_pointer_alignment, get_memory_rtx)
6883 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6884 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6886 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6888 PR rtl-optimization/36017
6889 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6890 expanding the library call.
6892 2008-04-22 Ian Lance Taylor <iant@google.com>
6894 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6897 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6899 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6900 of LR/CTR moves for Power6.
6902 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6905 * passes.c (init_optimization_passes): Remove
6906 pass_fast_rtl_byte_dce.
6908 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6911 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6912 builtin functions to generate faster code.
6913 (_mm_cvtpu16_ps): Ditto.
6914 (_mm_cvtpi32x2_ps): Ditto.
6916 2008-04-22 Nick Clifton <nickc@redhat.com>
6918 * common.opt (ftree-loop-distribution): Add Optimization
6921 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6922 (frv_expand_builtin_va_start): Likewise.
6924 * config/arm/arm.c (thumb_find_work_register): Fix location of
6925 argument register count.
6927 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6929 Support scheduling for ColdFire V1 and V3 microarchitecture.
6930 Improve scheduling of multiplication instructions.
6932 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6933 (mac): New instruction attribute.
6934 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6935 (m68k_sched_mac): New variable.
6936 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6937 Handle cfv1 and cfv3.
6938 (max_insn_size): New static variable.
6939 (struct _sched_ib): New type.
6940 (sched_ib): New static variable.
6941 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6942 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6943 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6945 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6946 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6947 new variables. Update.
6948 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6949 Add modeling of cfv3 instruction buffer. Update.
6950 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6951 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6952 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6953 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6954 a particular reservation applies to.
6955 (type2): Reorganize attribute values. Rename alu to alu_reg,
6956 alu_l to alu, move_l to omove. Join move to alu. Split mul
6958 (cf_ib_*): Simplify description of instruction buffer.
6959 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6960 (cf_mem): Split into cf_mem1 and cf_mem2.
6961 (cf_v2_move_??): Rename to cfv12_alu_??.
6962 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6963 (cf_v2_mul_??): Remove reservations.
6964 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6965 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6966 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6968 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6969 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6970 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6971 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6972 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6973 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6974 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6975 expansions of the above reservations for instructions of sizes
6978 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6980 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6982 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6984 * coverage.c: Include tree-pass.h.
6985 (coverage_counter_alloc): Print da_file_name to the dump file.
6987 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6989 * sbitmap.c (sbitmap_range_empty_p): New function.
6990 * sbitmap.h (sbitmap_range_empty_p): New function.
6991 * bitmap.h: Now includes obstack.h.
6993 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6994 Kenneth Zadeck <zadeck@naturalbridge.com>
6996 * dbgcnt.def (ra_byte_scan): Added.
6997 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6998 when the last hit happens for a counter.
6999 * timevar.def (TV_DF_BYTE_LR): New variable.
7000 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7001 * passes.c (pass_fast_rtl_byte_dce): New pass.
7002 * fwprop.c (update_df): Added mode to call df_ref_create.
7003 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7004 DF_REF_EXTRACT_OFFSET.
7005 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7006 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7008 (df_ref_extract): Added mode field.
7009 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7010 DF_REF_EXTRACT_OFFSET.
7011 (DF_REF_EXTRACT_MODE): New macro.
7012 (df_byte_lr_bb_info): New structure.
7013 (df_print_byte_regset, df_compute_accessed_bytes,
7014 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7015 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7016 df_byte_lr_simulate_uses,
7017 df_byte_lr_simulate_artificial_refs_at_top,
7018 df_byte_lr_simulate_artificial_refs_at_end,
7019 df_compute_accessed_bytes): New function.
7020 (df_ref_create): Add parameter.
7021 (df_byte_lr_get_bb_info): New inline function.
7022 * df-scan.c (df_ref_record, df_uses_record,
7023 df_ref_create_structure): Added mode parameter.
7024 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7025 df_defs_record, df_uses_record, df_get_conditional_uses,
7026 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7027 df_entry_block_defs_collect, df_exit_block_uses_collect):
7028 Added mode parameter to calls to df_ref_record, df_uses_record,
7029 df_ref_create_structure.
7030 (df_ref_equal_p, df_ref_compare): Added test for modes.
7031 (df_ref_create_structure): Added code to set mode. Renamed
7032 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7033 DF_REF_EXTRACT_OFFSET.
7034 * df-core.c (df_print_byte_regset): New function.
7035 * df-byte-scan.c: New file.
7036 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7037 calls to BITMAP_FREE.
7038 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7039 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7040 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7041 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7042 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7043 df_byte_lr_local_compute, df_byte_lr_init,
7044 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7045 df_byte_lr_transfer_function, df_byte_lr_free,
7046 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7047 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7048 df_byte_lr_simulate_uses,
7049 df_byte_lr_simulate_artificial_refs_at_top,
7050 df_byte_lr_simulate_artificial_refs_at_end): New function.
7051 * dce.c (byte_dce_process_block): New function.
7052 (dce_process_block): au is now passed in rather than computed
7053 locally. Changed loops that look at artificial defs to not look
7054 for conditional or partial ones, because there never are any.
7055 (fast_dce): Now is able to drive byte_dce_process_block or
7056 dce_process_block depending on the kind of dce being done.
7057 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7058 (rest_of_handle_fast_byte_dce): New function.
7059 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7060 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7062 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7065 * gcc.h: Added fortran options that take arguments to
7066 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7069 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7071 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7072 scalarization if on the LHS and not a full access.
7074 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7076 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7078 2008-04-18 Rafael Espindola <espindola@google.com>
7080 * tree-vrp.c (find_case_label_index): Fix the binary search.
7081 (find_case_label_range): New.
7082 (vrp_visit_switch_stmt): Use find_case_label_range.
7083 (simplify_switch_using_ranges): Use find_case_label_range.
7085 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7087 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7088 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7090 2008-04-18 Tom Tromey <tromey@redhat.com>
7093 * doc/cpp.texi (Implementation-defined behavior): Mention
7096 2008-04-18 Ian Lance Taylor <iant@google.com>
7098 * fold-const.c (pointer_may_wrap_p): New static function.
7099 (fold_comparison): Add another test for pointer overflow. Use
7100 pointer_may_wrap_p to disable some false positives.
7102 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7104 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7105 (fname_as_string): Match updated cpp_interpret_string prototype.
7106 (fix_string_type): Support char16_t* and char32_t*.
7107 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7108 derivative) nodes. Register as builtin if C++0x.
7109 (c_parse_error): Support CPP_CHAR{16,32}.
7110 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7111 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7112 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7113 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7114 CTI_CHAR32_ARRAY_TYPE>: New elements.
7115 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7116 char32_type_node, signed_char32_type_node, char16_array_type_node,
7117 char32_array_type_node): New defines.
7118 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7119 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7120 (lex_string): Support CPP_STRING{16,32}, match updated
7121 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7122 (lex_charconst): Support CPP_CHAR{16,32}.
7123 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7124 and CPP_STRING{16,32}.
7126 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7129 * aclocal.m4: Regenerate.
7130 * configure: Regenerate.
7132 2008-04-18 Jan Hubicka <jh@suse.cz>
7134 * except.c (dw2_size_of_call_site_table,
7135 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7137 * cgraphbuild.c (build_cgraph_edges): Update.
7138 * tree-pass.h: Update comment.
7139 * final.c (leaf_function_p): Update.
7140 (leaf_renumber_regs): Update.
7141 (rest_of_clean_state): Update.
7142 * omp-low.c (expand_omp_parallel): Update.
7143 * ipa-reference.c (analyze_function): Update.
7144 * reorg.c (find_end_label): Update.
7145 (optimize_skip): Update.
7146 (fill_simple_delay_slots): Update.
7147 (fill_simple_delay_slots): Update.
7148 (make_return_insns): Update.
7149 (dbr_schedule): Update.
7150 * gimple-low.c (record_vars_into): Update.
7151 * cfgbuild.c (make_edges): Update.
7152 * function.c (assign_stack_local): Update.
7153 (assign_parm_adjust_stack_rtl): Update.
7154 (locate_and_pad_parm): Update.
7155 (allocate_struct_function): Do not initialize stack_alignment_needed
7156 and preferred_stack_boundary here.
7157 (stack_protect_prologue): Update.
7158 (stack_protect_epilogue): Update.
7159 (expand_function_start): Initialize stack_alignment_needed,
7160 preferred_stack_boundary and max_jumptable_ents.
7161 (expand_function_end): Update.
7162 (free_after_compilation): Do not NULLify epilogue_delay_list.
7163 * function.h (struct rtl_data): Add stack_protect_guard,
7164 stack_alignment_needed,
7165 preferred_stack_boundary, epilogue_delay_list.
7166 (struct function): Remove value_histograms, stack_alignment_needed,
7167 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7169 unexpanded_var_list, stack_protect_guard.
7170 (current_function_epilogue_delay_list): Remove.
7171 * ipa-type-escape.c (analyze_function): Update.
7172 * gimplify.c (pop_gimplify_context): Update comment.
7173 * calls.c (expand_call): Update.
7174 (emit_library_call_value_1): Update.
7175 * except.c (set_nothrow_function_flags): Update.
7176 * cfgexpand.c (get_decl_align_unit): Update.
7177 (create_stack_guard): Update.
7178 (estimated_stack_frame_size): Update.
7179 (expand_used_vars): Update.
7180 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7181 * explow.c (allocate_dynamic_stack_space): Update.
7182 * tree-ssa-live.c (remove_unused_locals): Update.
7183 * varasm.c (mark_constant_pool): Update.
7184 * tree-inline.c (remap_decls): Update.
7185 (initialize_cfun): Update.
7186 (declare_return_variable): Update.
7187 (inline_forbidden_p): Update.
7188 (expand_call_inline): Update.
7189 (declare_inline_vars): Update.
7190 (tree_function_versioning): Update.
7191 * tree-flow.h (value_histograms): New.
7192 (VALUE_HISTOGRAMS): New macro.
7193 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7195 * tree-cfg.c (set_bb_for_stmt): Update.
7196 (replace_by_duplicate_decl): Update.
7197 (move_block_to_fn): Update.
7198 (new_label_mapper): Update.
7199 (dump_function_to_file): Update.
7200 * ipa-struct-reorg.c (build_data_structure): Update.
7201 * cfgrtl.c (print_rtl_with_bb): Update.
7202 * reload1.c (reload): Update.
7204 * config/i386/i386.c (setup_incoming_varargs_64,
7205 ix86_compute_frame_layout): Update.
7206 * config/arc/arc.c (arc_output_function_epilogue): Update.
7208 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7210 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7211 for FreeBSD as well.
7212 * gthr-posix95.h: Likewise.
7214 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7216 PR rtl-optimization/35838
7217 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7218 out the byte offset of the first subreg.
7220 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7222 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7223 to split_ti instead of three separate calls with single member arrays.
7224 (subti3 splitter): Ditto.
7225 (adddi3 splitter): Ditto with split_di.
7226 (subdi3 splitter): Ditto.
7227 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7228 two separate calls with single member arrays. Swap match_dup
7229 operands 1 and 2 to better fit into the array.
7230 (negdi2 splitter): Ditto with split_di.
7231 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7232 two separate calls with single member arrays. Swap match_dup operands
7233 6 and 7 to better fit into the array.
7235 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7237 * config/i386/i386.c (sse_builtin_type): New.
7238 (bdesc_sse_args): Likewise.
7239 (bdesc_sse_3arg): Removed.
7240 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7241 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7242 IX86_BUILTIN_ROUNDPS.
7243 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7244 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7245 IX86_BUILTIN_ROUNDPS.
7246 (ix86_expand_sse_4_operands_builtin): Removed.
7247 (ix86_expand_sse_operands_builtin): New.
7248 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7249 and CODE_FOR_sse4_1_roundps.
7250 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7251 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7253 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7256 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7257 regs before frame pop when needed. If use_backchain_to_restore_sp
7258 then load backchain into a temp reg to restore vr and vrsave. Add
7259 code to restore vr after frame pop if possible.
7261 2008-04-17 Richard Guenther <rguenther@suse.de>
7263 * tree-vn.c (expressions_equal_p): Do not check type
7264 equality or compatibility before calling operand_equal_p.
7265 * fold-const.c (operand_equal_p): Check equivalence of
7266 integer constants before bailing out due to signedness or
7267 precision differences.
7268 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7269 spurious differences in type qualification. Ignore types
7270 for COMPONENT_REFs at all.
7272 2008-04-17 Christian Bruel <christian.bruel@st.com>
7274 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7275 msw_skip comparison.
7277 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7280 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7283 PR tree-optimization/35899
7284 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7285 rather than TREE_OPERAND.
7287 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7290 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7291 temporary registers. Change operand predicate to general_operand.
7292 (remainderxf3): Ditto.
7294 2008-04-16 Richard Guenther <rguenther@suse.de>
7296 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7297 * tree-affine.c (aff_combination_expand): Look through some
7300 2008-04-15 Doug Kwan <dougkwan@google.com>
7302 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7304 * tree-pretty-print.c (dump_generic_node): Ditto.
7305 * final.c (output_addr_const): Ditto.
7306 * dwarf2out.c (output_cfi): Ditto.
7307 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7308 * print-rtl.c (print_rtx): Ditto.
7309 * print-tree.c (print_node_brief, print_node): Ditto.
7310 * c-common.c (match_case_to_enum_1): Ditto.
7311 * sched-vis.c (print_value): Ditto.
7312 * config/i386/i386.c (print_operand): Cast to long unsigned int
7315 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7316 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7317 MS Windows VirtualProtect function.
7319 2008-04-15 Jan Hubicka <jh@suse.cz>
7321 * gengtype.c (write_root): Param_is argument is OK.
7322 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7323 * function.h: Include varray.h
7324 (rtl_eh): New stucture based on except.c one.
7325 (call_site_record): New forward declaration and vector type.
7326 * calls.c (emit_call_1): Do not call
7327 note_current_region_may_contain_throw.
7328 * except.c (eh_status): Remove cur_region, try_region since they are
7330 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7331 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7332 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7333 Remove call_site_data_used, call_site_data_size.
7334 Turn call_site_record into vector in function.h.
7335 (note_current_region_may_contain_throw): Remove.
7336 (get_exception_pointer, get_exception_filter): Do not take struct
7337 function argument; update.
7338 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7339 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7340 build_post_landing_pads, dw2_build_landing_pads,
7341 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7342 sjlj_emit_function_enter, sjlj_emit_function_enter,
7343 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7344 sjlj_build_landing_pads, finish_eh_generation,
7345 remove_exception_handler_label, remove_eh_handler,
7346 maybe_remove_eh_handler, add_reachable_handler,
7347 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7348 add_action_record, collect_one_action_chain, add_call_site,
7349 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7350 sjlj_output_call_site_table, output_function_exception_table,
7351 * except.h (note_current_region_may_contain_throw): Remove
7352 (get_exception_pointer, get_exception_filter): Do not take struct
7354 * Makefile.in (GTFILES): Put varargs before struct function.
7356 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7358 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7359 punt for STRING_CST.
7360 (get_constraint_for): Deal with STRING_CST here instead.
7362 2008-04-15 Richard Guenther <rguenther@suse.de>
7364 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7365 statements in a basic-block with a backward walk. Do not
7366 substitute into dead statements but instead remove those.
7368 2008-04-15 Richard Guenther <rguenther@suse.de>
7370 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7371 to zero, thus disable creation of SFTs.
7373 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7375 * tree-predcom.c (suitable_reference_p): Return false if the
7376 reference can throw.
7378 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7381 * c-decl.c (finish_decl): If extern or static var has variable
7382 size, set TREE_TYPE (decl) to error_mark_node.
7384 2008-04-15 Rafael Espindola <espindola@google.com>
7386 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7389 2008-04-15 Richard Guenther <rguenther@suse.de>
7391 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7392 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7393 (visit_reference_op_load): Do walk vuse-vdef chains on
7394 vn_reference_lookup.
7395 (visit_reference_op_store): But do not here.
7396 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7397 vn_reference_lookup.
7398 (vn_lookup_with_vuses): But do so here.
7400 2008-04-14 Ian Lance Taylor <iant@google.com>
7402 * fold-const.c (fold_overflow_warning): Remove assertion.
7404 2008-04-15 Ben Elliston <bje@au.ibm.com>
7406 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7407 temp1 local variables.
7409 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7412 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7413 ".text.unlikely" section as executable.
7415 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7417 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7418 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7419 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7420 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7421 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7422 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7423 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7425 2008-04-14 Ian Lance Taylor <iant@google.com>
7427 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7428 * fold-const.c (fold_comparison): If appropriate, test
7429 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7430 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7431 reassociating a pointer type.
7432 * doc/invoke.texi (Optimize Options): Document that
7433 -fstrict-overflow applies to pointer wraparound.
7435 2008-04-13 Jan Hubicka <jh@suse.cz>
7437 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7439 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7441 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7442 we are going to "save the world".
7444 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7446 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7447 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7448 operand 0 constraint, not "=".
7450 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7452 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7454 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7456 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7457 of size of positions_needed * CHAR_BIT.
7459 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7462 * dse.c (store_info): Change positions_needed to unsigned
7464 (lowpart_bitmask): New.
7465 (record_store): Cast to unsigned HOST_WIDE_INT for
7466 positions_needed. Assert width <= size of positions_needed *
7467 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7468 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7469 lowpart_bitmask to set mask.
7471 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7473 * config/bfin/constraints.md: New file.
7474 * config/bfin/bfin.md: Include it.
7475 (adddi3): Use satisfies_constraint functions instead of the old macros.
7476 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7477 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7478 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7479 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7480 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7481 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7482 EXTRA_CONSTRAINT): Delete.
7483 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7484 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7486 * config/bfin/bfin.c: Include "tm-constrs.h".
7487 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7488 Use satisfies_constraint functions instead of the old macros.
7489 * doc/md.texi (Blackfin Constraints): Update file name reference.
7491 2008-04-11 Richard Guenther <rguenther@suse.de>
7493 PR tree-optimization/35869
7494 * tree-vrp.c (execute_vrp): Move switch statement update after
7495 jump threading. Schedule another cfg cleanup run.
7497 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7500 * attribs.c (decl_attributes): Return early on errorneous node.
7502 2008-04-10 Oleg Ryjkov <olegr@google.com>
7504 * tree.h (struct tree_base): Added a new flag default_def_flag.
7505 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7507 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7509 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7511 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7514 * pa.md: Define mode iterator P. Define mode attribute dwc.
7515 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7516 (icacheflush): Likewise.
7517 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7518 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7520 2008-04-11 Ben Elliston <bje@au.ibm.com>
7522 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7524 2008-04-10 Rafael Espindola <espindola@google.com>
7526 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7527 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7528 (extract_range_from_expr): The same.
7530 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7532 * config/mips/mips.md (GPR2): New mode iterator.
7534 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7535 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7536 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7537 Rewrite these to take two modes, the mode of comparison and the
7538 mode of the destination.
7539 * config/mips/mips.c (mips_expand_scc): Instead of having
7540 paradoxical subreg as destination, expand "narrowing" scc if mode
7541 of comparison is SI and target is requested in DI mode.
7542 (mips_emit_int_order_test): Update comment. Make mode of
7543 comparison match CMP0 rather than TARGET. When creating inverse
7544 target use mode of TARGET.
7546 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7548 * gcov-dump.c (tag_summary): Only print summaries for the first
7549 GCOV_COUNTERS_SUMMABLE counters.
7551 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7553 * config/i386/i386.md (absneg): New code iterator.
7554 (absnegprefix): New code attribute.
7555 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7556 patterns using absneg code iterator.
7557 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7558 using absneg code iterator.
7559 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7560 *neg<mode>2 patterns using absneg code iterator.
7561 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7562 *negextendsfdf2 patterns using absneg code iterator.
7563 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7564 *negextendsfxf2 patterns using absneg code iterator.
7565 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7566 *negextendsfdf2 patterns using absneg code iterator.
7567 * config/i386/sse.md (<code><mode>2): Macroize expander from
7568 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7570 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7572 * config/s390/s390.h: Remove the remains of the recent search
7573 & replace action of current_function_outgoing_args_size.
7575 2008-04-10 Ira Rosen <irar@il.ibm.com>
7577 PR tree-optimization/35821
7578 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7579 NEW_STMT_LIST is not NULL.
7581 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7584 * toplev.c (process_options): Remove -ffunction-sections debugging
7587 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7589 PR middle-end/PR28690
7590 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7591 than gen_rtx_fmt_ee to perform more canonicalizations.
7593 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7596 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7598 2008-04-09 Richard Guenther <rguenther@suse.de>
7600 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7601 (dump_function_to_file): Dump function arguments with types.
7603 2008-04-08 Richard Guenther <rguenther@suse.de>
7605 * fold-const.c (fold_widened_comparison): Do not allow
7606 sign-changes that change the result.
7608 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7611 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7612 kinds of indirect references.
7614 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7616 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7617 GNU Fortran language string.
7619 2008-04-08 Rafael Espindola <espindola@google.com>
7621 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7622 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7623 * tree.h (tree_call_nonnegative_warnv_p): New.
7625 2008-04-08 Jan Hubicka <jh@suse.cz>
7627 * function.c (free_after_compilation): Clear out regno_reg_rtx
7630 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7633 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7635 PR middle-end/PR28690
7636 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7637 same precedence as REG_POINTER and MEM_POINTER operands.
7639 2008-04-08 Richard Guenther <rguenther@suse.de>
7642 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7643 for adding index to base.
7645 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7647 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7648 (MINGW_ENABLE_EXECUTE_STACK): New.
7649 (IN_LIBGCC2): For libgcc include windows.h file for
7650 function declarations.
7652 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7654 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7655 and tem2 if tem1 is not a REG or MULT.
7657 2008-04-08 Jan Hubicka <jh@suse.cz>
7659 * function.h (incomming_args): Break out of struct function.
7660 (function_subsections): Break out of struct function.
7661 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7662 return_rtx and hard_reg_initial_vals from struct function.
7663 Kill inl_max_label_num.
7664 (current_function_pops_args, current_function_args_info,
7665 current_function_args_size, current_function_args_size,
7666 current_function_pretend_args_size,
7667 current_function_outgoing_args_size,
7668 current_function_internal_arg_pointer, current_function_return_rtx):
7669 Kill compatibility accestor macros.
7670 * builtins.c (expand_builtin_apply_args_1): Update.
7671 (expand_builtin_next_arg): Update.
7672 * df-scan.c (df_get_call_refs): Update.
7673 * dbxout.c (dbxout_function_end): Update.
7674 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7675 (output_line_info): Update.
7676 (secname_for_decl): Update.
7677 (dwarf2out_var_location): Update.
7678 * function.c (free_after_compilation): Update.
7679 (assign_parm_find_stack_rtl): Update.
7680 (assign_parms): Update.
7681 (expand_dummy_function_end): Update.
7682 (expand_function_end): Update.
7683 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7684 (expand_call): Update.
7685 (emit_library_call_value_1): Update.
7686 (store_one_arg): Update.
7687 * varasm.c (initialize_cold_section_name): Update.
7688 (unlikely_text_section): Update.
7689 (unlikely_text_section_p): Update.
7690 (assemble_start_function): Update.
7691 (assemble_end_function): Update.
7692 (default_section_type_flags): Update.
7693 (switch_to_section): Update.
7694 * integrate.c (set_decl_abstract_flags): Update.
7695 (get_hard_reg_initial_val): Update.
7696 (has_hard_reg_initial_val): Update.
7697 (allocate_initial_values): Update.
7698 * resource.c (init_resource_info): Update.
7699 * config/alpha/alpha.c (NUM_ARGS): Update.
7700 (direct_return): Update.
7701 (alpha_va_start): Update.
7702 (alpha_sa_size): Update.
7703 (alpha_initial_elimination_offset): Update.
7704 (alpha_expand_prologue): Update.
7705 (alpha_start_function): Update.
7706 (alpha_expand_epilogue): Update.
7707 (unicosmk_initial_elimination_offset):
7708 * config/alpha/alpha.md (call expander): Update.
7709 * config/s390/s390.c (s390_register_info): Update.
7710 (s390_register_info): Update.
7711 (s390_frame_info): Update.
7712 (s390_initial_elimination_offset): Update.
7713 (s390_build_builtin_va_list): Update.
7714 (s390_va_start): Update.
7715 * config/spu/spu.c (direct_return): Update.
7716 (spu_expand_prologue): Update.
7717 (spu_initial_elimination_offset): Update.
7718 (spu_build_builtin_va_list): Update.
7719 (spu_va_start): Update.
7720 * config/sparc/sparc.c (sparc_init_modes): Update.
7721 (sparc_compute_frame_size): Update.
7722 (function_value): Update.
7723 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7724 * config/i386/i386.md (return expander): Update.
7725 * config/i386/i386.c (ix86_va_start): Update.
7726 (ix86_can_use_return_insn_p): Update.
7727 (ix86_compute_frame_layout): Update.
7728 (ix86_expand_epilogue): Update.
7729 * config/sh/sh.c (output_stack_adjust): Update.
7730 (calc_live_regs): Update.
7731 (sh_expand_prologue): Update.
7732 (sh_builtin_saveregs): Update.
7733 (sh_va_start): Update.
7734 (initial_elimination_offset): Update.
7735 (sh_allocate_initial_value): Update.
7736 (sh_function_ok_for_sibcall): Update.
7737 (sh_get_pr_initial_val): Update.
7738 * config/sh/sh.md (return expander): Update.
7739 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7740 * config/crx/crx.c (crx_compute_frame): UPdate.
7741 (crx_initial_elimination_offset): UPdate.
7742 * config/xtensa/xtensa.c (compute_frame_size): Update
7743 (xtensa_builtin_saveregs): Update.
7744 (xtensa_va_start): Update.
7745 (order_regs_for_local_alloc): Update.
7746 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7747 (xstormy16_expand_builtin_va_start): Update.
7748 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7749 * config/m68hc11/m68hc11.md (return expanders): Update.
7750 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7751 (expand_epilogue): Update.
7752 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7753 (cris_simple_epilogue): Update.
7754 (cris_expand_prologue): Update.
7755 (cris_expand_epilogue): Update.
7756 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7757 (compute_frame_size): Update.
7758 * config/mt/mt.c (mt_compute_frame_size): Update.
7759 * config/mn10300/mn10300.c (expand_prologue): Update.
7760 (expand_epilogue): Update.
7761 (initial_offset): Update.
7762 (mn10300_builtin_saveregs):
7763 * config/mn10300/mn10300.md (return expander): Update.
7764 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7765 (ia64_initial_elimination_offset): Update.
7766 (ia64_initial_elimination_offset): Update.
7767 (ia64_expand_prologue): Update.
7768 * config/m68k/m68k.md (return expander): Update.
7769 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7770 (rs6000_stack_info): Update.
7771 * config/mcore/mcore.c (layout_mcore_frame): Update.
7772 (mcore_expand_prolog): Update.
7773 * config/arc/arc.c (arc_compute_frame_size): Update.
7774 * config/score/score3.c (score3_compute_frame_size): Update.
7775 * config/score/score7.c (score7_compute_frame_size): Update.
7776 * config/arm/arm.c (use_return_insn): Update.
7777 (thumb_find_work_register): Update.
7778 (arm_compute_save_reg_mask): Update.
7779 (arm_output_function_prologue): Update.
7780 (arm_output_epilogue): Update.
7781 (arm_size_return_regs): Update.
7782 (arm_get_frame_offsets): Update.
7783 (arm_expand_prologue): Update.
7784 (thumb_exit): Update.
7785 (thumb_unexpanded_epilogue): Update.
7786 (thumb1_output_function_prologue): Update.
7787 * config/pa/pa.md (return expander): Update.
7788 * config/pa/pa.c (compute_frame_size): Update.
7789 (hppa_builtin_saveregs): Update.
7790 * config/mips/mips.c (mips_va_start): Update.
7791 (mips16_build_function_stub): Update.
7792 (mips_compute_frame_info): Update.
7793 (mips_restore_gp): Update.
7794 (mips_output_function_prologue): Update.
7795 (mips_expand_prologue): Update.
7796 * config/v850/v850.c (compute_frame_size): Update.
7797 (expand_prologue): * config/mmix/mmix.c (along): update.
7798 (mmix_initial_elimination_offset): update.
7799 (mmix_reorg): update.
7800 (mmix_use_simple_return): update.
7801 (mmix_expand_prologue): update.
7802 (mmix_expand_epilogue): Update.
7803 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7804 (emit_link_insn): Update.
7806 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7808 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7809 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7811 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7814 2008-04-07 Jan Hubicka <jh@suse.cz>
7816 * function.h (rtl): Rename to x_rtl.
7818 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7819 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7820 used_temp_slots avail_temp_slots, temp_slot_level,
7821 nonlocal_goto_handler_labels): Update accesstors.
7822 (rtl): New global variable.
7823 (struct function): Move some fileds to rtl_data.
7824 (get_arg_pointer_save_area): Update prototype.
7825 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7826 get_arg_pointer_save_area.
7827 * expr.c (init_expr): Update
7828 * function.c (get_frame_size): Update
7829 (assign_stack_local): Update
7830 (expand_function_end): Update.
7831 (get_art_pointer_save_area): Update
7833 * emit-rtl.c (rtl): Declare.
7834 (regno_reg_rtx): Declare.
7835 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7837 (gen_reg_rtx): Update.
7838 * varasm.c (n_deferred_constatns): Update accestor.
7839 (init_varasm_status): Do not allocate varasm_status.
7840 (force_const_mem, get_pool_size, output_constant_pool): Update.
7841 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7842 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7843 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7844 * sparc/sparc.h (INIT_EXPANDERS): Update.
7845 * ia64/ia64.h (INIT_EXPANDERS): Update.
7847 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7849 * reload.c (push_secondary_reload): Add missing break to for loop.
7851 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7853 PR middle-end/PR28690
7854 * rtlanal.c: Update copyright years.
7855 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7856 as REG_POINTER and MEM_POINTER operands.
7857 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7858 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7859 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7860 * gcse.c: Update copyright years.
7861 (pre_delete): Call gen_reg_rtx_and_attrs.
7862 (hoist_code): Likewise.
7863 (build_store_vectors): Likewise.
7864 (delete_store): Likewise.
7865 * loop-invariant.c (move_invariant_reg): Likewise.
7866 Update copyright years.
7868 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7870 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7871 control string instead of quoted.
7873 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7875 * doc/rtl.texi: Rewrite of subreg section.
7877 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7880 * config/i386/i386.c (legitimize_pic_address): Add treating
7881 of dllimport SYM_REF's.
7882 (legitimize_dllimport_symbol): Add prototype.
7884 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7886 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7887 reference in constructor with non self-referential type.
7889 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7891 Removal of Return with Depressed Stack Pointer support
7892 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7893 (ECF_SP_DEPRESSED): Likewise.
7894 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7895 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7896 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7897 (expand_call): Do not test ECF_SP_DEPRESSED.
7898 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7899 * function.c (keep_stack_depressed): Delete.
7900 (handle_epilogue_set): Likewise.
7901 (update_epilogue_consts): Likewise.
7902 (emit_equiv_load): Likewise.
7903 (thread_prologue_and_epilogue_insns): Remove support for Return with
7904 Depressed Stack Pointer.
7905 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7907 2008-04-06 Richard Guenther <rguenther@suse.de>
7909 PR tree-optimization/35400
7910 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7911 information from SSA_NAMEs.
7913 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7915 * config/avr/avr.h (avr_mega_p): Remove declaration.
7916 (AVR_MEGA): Remove macro.
7917 * config/avr/avr.c (avr_mega_p): Remove variable.
7918 (avr_override_options): Remove inicializion of avr_mega_p.
7919 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7920 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7921 (avr_jump_mode): (Ditto.).
7922 (avr_output_progmem_section_asm_op): (Ditto.).
7923 (avr_asm_init_sections): (Ditto.).
7924 (avr_asm_init_sections): (Ditto.).
7925 (avr_rtx_costs): (Ditto.).
7926 * config/avr/avr.md: (Ditto.).
7927 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7930 2008-04-06 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/35842
7933 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7934 is_gimple_invariant_address.
7936 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7938 * gcc.c (default_compilers): Sync Fortran extensions list with
7939 that in fortran/lang-specs.h.
7940 * doc/invoke.texi: Likewise.
7941 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7942 * dwarf2out.c (gen_compile_unit_die): Likewise.
7944 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7946 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7948 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7951 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7952 attribute is used for nested functions.
7954 2008-04-05 Jan Hubicka <jh@suse.cz>
7956 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7958 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7960 (dump_files): Update.
7961 (enable_rtl_dump_file): Do not accept letter argument.
7962 * tree-pass.h (dump_file_info): Remove letter argument.
7963 * toplev.c (decode_d_option): Update -da handling.
7964 * toplev.h (enable_rtl_dump_file): Update prototype.
7965 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7966 it out based on pass type.
7967 (register_dump_files_1): Likewise.
7968 (init_optimization_passes): Update register_one_dump_file calls.
7969 (execute_one_pass): Sanity check that IPA passes are called at IPA
7970 level and RTL passes at RTL level.
7971 (execute_pass_list): IPA pass can not be after or subpass of
7973 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7974 disallov RTL subpasses of IPA subpasses.
7976 2008-04-05 Ben Elliston <bje@au.ibm.com>
7978 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7979 builtins that return exactly once and do not throw. Cache call to
7982 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7984 PR rtl-optimization/34916
7986 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7987 between instruction pairs.
7989 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7991 * doc/invoke.texi: Document -mbitops for SH.
7992 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7993 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7994 * config/sh/sh.c (print_operand): Add %t operand code.
7995 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7996 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7997 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7998 (extendqihi2): Likewise.
7999 (movqi_i): Likewise.
8000 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8001 (extv): Use bld instruction for SH2A if possible.
8003 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8004 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8005 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8006 (bset.b, bclr.b): Define peepholes.
8007 * config/sh/sh.opt (mbitops): New option.
8009 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8012 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8013 and view convert expression.
8015 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8018 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8020 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8022 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8024 * config/i386/cpuid.h (bit_AES): New.
8025 (bit_PCLMUL): Likewise.
8027 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8028 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8029 SSE2 if AES or PCLMUL is enabled.
8030 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8031 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8032 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8033 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8034 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8035 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8036 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8037 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8038 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8039 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8040 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8041 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8042 __builtin_ia32_aeskeygenassist128 and
8043 __builtin_ia32_pclmulqdq128.
8044 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8045 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8046 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8048 * config/i386/i386.h (TARGET_AES): New.
8049 (TARGET_PCLMUL): Likewise.
8050 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8052 * config/i386/i386.md (UNSPEC_AESENC): New.
8053 (UNSPEC_AESENCLAST): Likewise.
8054 (UNSPEC_AESDEC): Likewise.
8055 (UNSPEC_AESDECLAST): Likewise.
8056 (UNSPEC_AESIMC): Likewise.
8057 (UNSPEC_AESKEYGENASSIST): Likewise.
8058 (UNSPEC_PCLMUL): Likewise.
8060 * config/i386/i386.opt (maes): New.
8061 (mpclmul): Likewise.
8063 * config/i386/sse.md (aesenc): New pattern.
8064 (aesenclast): Likewise.
8066 (aesdeclast): Likewise.
8068 (aeskeygenassist): Likewise.
8069 (pclmulqdq): Likewise.
8071 * config/i386/wmmintrin.h: New.
8073 * doc/extend.texi: Document AES and PCLMUL built-in function.
8075 * doc/invoke.texi: Document -maes and -mpclmul.
8077 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8079 * function.c (free_after_parsing): Replace with
8080 cxx_push_function_context from C++ front-end.
8081 (allocate_struct_function): Don't call langhook.
8082 * langhooks.h (struct lang_hooks_for_functions): Delete.
8083 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8085 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8086 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8087 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8088 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8089 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8090 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8091 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8093 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8094 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8096 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8099 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8102 2008-04-04 Richard Guenther <rguenther@suse.de>
8105 * fold-const.c (optimize_minmax_comparison): Use the correct
8106 type for the constant in the simplified comparison.
8108 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8110 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8111 Pass L2 size as "--param l2-cache-size" to the compiler.
8112 (decode_l2_cache): New function to decode L2 cache parameters using
8113 0x8000006 extended cpuid function.
8114 (detect_caches_amd): Determine parameters of L2 cache using
8115 decode_l2_caches function.
8116 (decode_caches_intel): Decode L2 cache parameters.
8117 (detect_caches_intel): Determine L2 cache parameters using
8118 decode_caches_intel and decode_l2_caches functions.
8120 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8122 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8123 secondary input reload for subword loads from the constant pool.
8125 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8128 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8129 constants of the appropriate size for runtime calculations.
8132 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8133 decimal-float literal constant zero.
8135 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8138 * c-parser.c (c_parser_omp_atomic): Call
8139 default_function_array_conversion on the RHS.
8142 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8143 call is_variable_sized if decl has incomplete type.
8145 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8147 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8149 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8151 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8153 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8154 (sgt<u>): Merge sgt and sgtu into new expander.
8155 (sgt, sgtu): Remove expanders.
8156 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8157 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8158 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8159 *sgtu_<mode>_mips16 into new pattern.
8160 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8161 (sge<u>): Merge sge and sgeu into new expander.
8162 (sge, sgeu): Remove expanders.
8163 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8165 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8166 (slt<u>): Merge slt and sltu into new expander.
8167 (slt, sltu): Remove expanders.
8168 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8169 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8170 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8171 *sltu_<mode>_mips16 into new pattern.
8172 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8173 (sle<u>): Merge sle and sleu into new expander.
8174 (sle, sleu): Remove expanders.
8175 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8176 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8177 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8178 *sleu_<mode>_mips16 into new pattern.
8179 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8181 2008-04-03 Jan Hubicka <jh@suse.cz>
8183 PR tree-optimization/35795
8184 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8185 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8186 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8187 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8188 * score/score3.c (score3_output_mi_thunk): Likewise.
8189 * score/score7.c (score7_output_mi_thunk): Likewise.
8190 * mips/mips.c (mips_output_mi_thunk): Likewise.
8192 2008-04-03 Richard Guenther <rguenther@suse.de>
8194 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8195 conversions. Simplify code.
8197 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8199 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8201 2008-04-03 Tom Tromey <tromey@redhat.com>
8202 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8204 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8205 * config/bfin/t-bfin-linux (generated_files): Add
8206 linux-sysroot-suffix.h.
8207 * doc/install.texi (Prerequisites): Require make 3.80.
8208 * doc/sourcebuild.texi (Front End Directory): Document new
8210 * Makefile.in (generated_files): New variable.
8211 (ALL_HOST_OBJS): New variable.
8212 ($(ALL_HOST_OBJS)): New target.
8214 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8216 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8217 (remap_block): Call id->transform_lang_insert_block instead
8219 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8220 Set id.transform_lang_insert_block to NULL.
8221 (clone_body): Move to cp/optimize.c
8222 * tree-inline.h (struct copy_body_data): Change
8223 transform_lang_insert_block to function pointer.
8224 (copy_generic_body, copy_decl_no_change): Export.
8225 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8226 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8227 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8229 * c-tree.h (insert_block): Kill.
8230 * c-decl.c (insert_block): Kill.
8232 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8234 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8235 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8236 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8238 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8239 argument, call {push,pop}_function_context from here.
8240 * c-parser.c: Use c_{push,pop}_function_context.
8242 * function.c (push_function_context_to): Move meat ...
8243 (push_function_context): ... here. Simplify.
8244 * function.c (pop_function_context_from): Move meat ...
8245 (pop_function_context): ... here. Simplify.
8246 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8248 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8249 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8250 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8251 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8253 2008-04-03 Ben Elliston <bje@au.ibm.com>
8255 * expmed.c (extract_force_align_mem_bit_field): Remove.
8257 2008-04-03 Richard Guenther <rguenther@suse.de>
8260 * expr.h (try_casesi): Adjust prototype.
8261 * expr.c (try_casesi): Take fallback label as extra parameter.
8262 Use that for gen_casesi if default_label is NULL.
8263 * stmt.c (expand_case): Pass fallback label to try_casesi,
8264 make sure to fill gaps with a fallback label if default_label
8267 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8270 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8272 2008-04-03 Ben Elliston <bje@au.ibm.com>
8274 * expmed.c (extract_split_bit_field): Remove if (0) code.
8275 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8276 (do_ds_constraint): Likewise.
8278 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8280 * doc/cppopts.texi (-dU): Document.
8281 * c-common.h (flag_dump_macros): Update comment.
8282 * c-opts.c (handle_OPT_d): Handle -dU.
8283 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8284 dump_queued_macros, cb_used_define, cb_used_undef): New.
8285 (init_pp_output): Handle -dU.
8286 (cb_line_change): Call dump_queued_macros.
8287 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8289 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8291 * config/avr/predicates.md (io_address_operand): New predicate.
8292 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8293 * config/avr/avr.c (avr_io_address_p): Remove function.
8294 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8295 'avr_io_address_p' function.
8296 (out_movhi_r_mr): (Ditto.).
8297 (out_movqi_mr_r): (Ditto.).
8298 (out_movhi_mr_r): (Ditto.).
8299 (avr_address_cost): (Ditto.).
8301 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8303 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8304 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8305 in 32bit mode when XMM registers are available to avoid store
8307 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8308 corresponding post-reload splitters.
8310 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8312 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8313 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8314 __builtin_ia32_roundss.
8315 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8316 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8317 __builtin_ia32_roundss.
8318 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8319 IX86_BUILTIN_SHUFPD here.
8321 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8323 * config/i386/i386.md (plogic): New.
8324 (plogicprefix): Likewise.
8326 * config/i386/mmx.md (mmx_<code><mode>3): New.
8327 (mmx_and<mode>3): Removed.
8328 (mmx_ior<mode>3): Likewise.
8329 (mmx_xor<mode>3): Likewise.
8331 * config/i386/sse.md (<code><mode>3): New.
8332 (*<code><mode>3): Likewise.
8333 (*<code><mode>3): Likewise.
8334 (<code><mode>3): Likewise.
8335 (*sse_<code><mode>3): Likewise.
8336 (*sse2_<code><mode>3): Likewise.
8337 (<code>tf3): Likewise.
8338 (*<code>tf3): Likewise.
8339 (and<mode>3): Likewise.
8340 (*and<mode>3): Likewise.
8341 (ior<mode>3): Removed.
8342 (*ior<mode>3): Likewise.
8343 (xor<mode>3): Likewise.
8344 (*xor<mode>3): Likewise.
8345 (*and<mode>3): Likewise.
8346 (*ior<mode>3): Likewise.
8347 (*xor<mode>3): Likewise.
8348 (and<mode>3): Likewise.
8349 (*sse_and<mode>3): Likewise.
8350 (*sse2_and<mode>3): Likewise.
8352 (*andtf3): Likewise.
8353 (ior<mode>3): Likewise.
8354 (*sse_ior<mode>3): Likewise.
8355 (*sse2_ior<mode>3): Likewise.
8357 (*iortf3): Likewise.
8358 (xor<mode>3): Likewise.
8359 (*sse_xor<mode>3): Likewise.
8360 (*sse2_xor<mode>3): Likewise.
8362 (*xortf3): Likewise.
8364 2008-04-02 Richard Guenther <rguenther@suse.de>
8366 PR tree-optimization/14495
8367 PR tree-optimization/34793
8368 * tree-vrp.c (struct switch_update): New structure.
8369 (to_remove_edges, to_update_switch_stmts): New VECs.
8370 (simplify_switch_using_ranges): New function. Remove not taken
8371 case labels and edges.
8372 (simplify_stmt_using_ranges): Call it.
8373 (identify_jump_threads): Mark edges we have queued for removal
8374 so we don't thread them.
8375 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8377 * tree-cfg.c (group_case_labels): Deal with missing default label.
8378 (tree_verify_flow_info): Allow missing default label.
8379 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8380 (emit_case_nodes): Likewise.
8381 (expand_case): Do not rely on the default label to be present.
8382 * expr.c (try_casesi): Deal with NULL default_label.
8383 (do_tablejump): Likewise.
8385 2008-04-02 Richard Guenther <rguenther@suse.de>
8387 PR tree-optimization/14495
8388 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8389 SWITCH_EXPR here ...
8390 (vrp_visit_switch_stmt): ... but here (new function).
8391 (find_case_label_index): New helper function.
8392 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8394 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8396 * fwprop.c: Fix ISO-C99ism.
8398 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8401 * Makefile.in (objdir): Set it here.
8402 * configure.ac: Not here. Find dynamic linker characteristics.
8403 * exec-tool.in: Use them.
8404 * aclocal.m4: Regenerate.
8405 * configure: Regenerate.
8407 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8409 * expr.c (expand_var): Delete it.
8410 * expr.h (expand_var): Delete prototype.
8411 * function.c (expand_function_start): Use expand_decl instead.
8412 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8415 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8417 PR rtl-optimization/35542
8418 * fwprop.c (forward_propagate_and_simplify): Replace
8419 loc_reg_mentioned_in_p with reg_mentioned_p.
8421 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8423 PR rtl-optimization/35281
8424 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8425 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8426 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8427 (varying_mem_p): Move above propagate_rtx.
8428 (all_uses_available_at): Do not check MEMs.
8430 2008-04-02 Rafael Espindola <espindola@google.com>
8432 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8433 (register_edge_assert_for_2): Split the cond argument.
8434 (register_edge_assert_for_1): Adjust for the change in
8435 register_edge_assert_for_2.
8436 (register_edge_assert_for): Split the cond argument.
8437 (find_switch_asserts): Adjust for the change in
8438 register_edge_assert_for.
8440 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8442 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8443 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8444 offsets for 64-bit mingw.
8445 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8446 abi for x86_64-pc-mingw.
8448 2008-04-02 Richard Guenther <rguenther@suse.de>
8450 * tree-vrp.c (extract_range_from_assert): Make sure to not
8451 produce range min/max with TREE_OVERFOW set.
8452 If merging a anti-range and a range keep the anti-range if
8453 the range covers all values of the type.
8454 (register_edge_assert_for_2): Only allow sign-changing
8455 conversions in detecting canonical range checks. Also
8456 register an assert for the unsigned name if useful.
8458 PR tree-optimization/35787
8459 * tree-vrp.c (vrp_val_max): New function.
8460 (vrp_val_min): Likewise.
8461 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8462 (vrp_val_is_min): Likewise.
8463 (supports_overflow_infinity): Use vrp_val_{min,max}.
8464 (negative_overflow_infinity): Likewise.
8465 (positive_overflow_infinity): Likewise.
8466 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8467 (is_positive_overflow_infinity): Likewise.
8468 (is_overflow_infinity): Likewise.
8469 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8470 vrp_val_is_{min,max}.
8471 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8472 to ranges if possible. Avoid empty ranges.
8474 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8477 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8478 the expression is a function address.
8480 2008-04-01 George Helffrich <george@gcc.gnu.org>
8482 PR fortran/35154, fortran/23057
8483 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8484 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8485 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8486 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8488 (dbxout_syms): Check for COMMON-based symbol and wrap in
8489 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8490 in bracket for efficiency.
8492 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8493 using DW_TAG_common_block + member offset.
8494 (add_pubname_string): New function.
8495 (dw_expand_expr): New function to find block name and offset for
8497 (common_check): New function to check whether symbol in Fortran COMMON.
8498 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8500 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8503 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8505 2008-04-02 Ben Elliston <bje@au.ibm.com>
8507 * config/v850/v850.md (casesi): Remove if (0) code.
8508 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8509 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8511 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8513 * config/i386/i386.md (rex64suffix): New mode attribute.
8514 (floathi<mode>2): Disable expander for SSE math.
8515 (*floathi<mode>2_1): New insn insn_and_split pattern.
8516 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8517 corresponding post-reload splitters.
8518 (*floathi<mode>2_i387): New macroized insn pattern.
8519 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8520 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8521 insn_and_split pattern.
8522 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8523 New macroized instruction patterns and corresponding post-reload
8525 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8526 and corresponding post-reload splitters.
8527 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8528 New macroized instruction patterns.
8529 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8530 macroized instruction patterns and corresponding post-reload splitters.
8531 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8532 corresponding post-reload splitters.
8533 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8534 New macroized instruction patterns.
8535 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8536 corresponding post-reload splitters.
8537 (*floatsi<mode>2_i387): New macroized instruction patterns.
8539 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8541 * config/i386/i386.md (smaxmin): New.
8542 (umaxmin): Likewise.
8543 (maxminiprefix): Likewise.
8544 (maxminfprefix): Likewise.
8545 (<code><mode>3): Likewise.
8546 (smin<mode>3): Removed.
8547 (smax<mode>3): Likewise.
8549 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8550 (mmx_<code>v4hi3): Likewise.
8551 (mmx_<code>v8qi3): Likewise.
8552 (mmx_smaxv2sf3): Removed.
8553 (mmx_sminv2sf3): Likewise.
8554 (mmx_umaxv8qi3): Likewise.
8555 (mmx_smaxv4hi3): Likewise.
8556 (mmx_uminv8qi3): Likewise.
8557 (mmx_sminv4hi3): Likewise.
8559 * config/i386/sse.md (<addsub><mode>3): New.
8560 (*<addsub><mode>3): Likewise.
8561 (<sse>_vm<addsub><mode>3): Likewise.
8562 (<maxmin><mode>3): Likewise.
8563 (*<maxmin><mode>3_finite): Likewise.
8564 (*<maxmin><mode>3): Likewise.
8565 (<sse>_vm<maxmin><mode>3): Likewise.
8566 (sse3_h<addsub>v4sf3): Likewise.
8567 (sse3_h<addsub>v2df3): Likewise.
8568 (<maxmin>v16qi3): Likewise.
8569 (*<maxmin>v16qi3): Likewise.
8570 (<maxmin>v8hi3): Likewise.
8571 (*<maxmin>v8hi3): Likewise.
8572 (*sse4_1_<maxmin><mode>3): Likewise.
8573 (*sse4_1_<maxmin><mode>3): Likewise.
8574 (add<mode>3): Removed.
8575 (*add<mode>3): Likewise.
8576 (<sse>_vmadd<mode>3): Likewise.
8577 (sub<mode>3): Likewise.
8578 (*sub<mode>3): Likewise.
8579 (<sse>_vmsub<mode>3): Likewise.
8580 (smin<mode>3): Likewise.
8581 (*smin<mode>3_finite): Likewise.
8582 (*smin<mode>3): Likewise.
8583 (<sse>_vmsmin<mode>3): Likewise.
8584 (smax<mode>3): Likewise.
8585 (*smax<mode>3_finite): Likewise.
8586 (*smax<mode>3): Likewise.
8587 (<sse>_vmsmax<mode>3): Likewise.
8588 (sse3_haddv4sf3): Likewise.
8589 (sse3_haddv2df3): Likewise.
8590 (sse3_hsubv4sf3): Likewise.
8591 (sse3_hsubv2df3): Likewise.
8592 (umaxv16qi3): Likewise.
8593 (*umaxv16qi3): Likewise.
8594 (smaxv8hi3): Likewise.
8595 (*smaxv8hi3): Likewise.
8596 (*sse4_1_smax<mode>3): Likewise.
8597 (*sse4_1_umax<mode>3): Likewise.
8598 (uminv16qi3): Likewise.
8599 (*uminv16qi3): Likewise.
8600 (sminv8hi3): Likewise.
8601 (*sminv8hi3): Likewise.
8602 (*sse4_1_smin<mode>3): Likewise.
8603 (*sse4_1_umin<mode>3): Likewise.
8605 2008-04-01 Rafael Espindola <espindola@google.com>
8607 * tree-cfg.c (verify_expr): remove in_phi.
8608 (verify_stmt): Don't call walk_tree with verify_expr. Use
8609 is_gimple_min_invariant instead of is_gimple_val.
8611 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8613 * doc/include/gpl_v3.texi: Update for manpage generation.
8614 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8616 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8617 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8618 gpl_v3.texi instead of gpl.texi.
8621 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8624 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8626 2008-04-01 Rafael Espindola <espindola@google.com>
8628 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8629 (extract_code_and_val_from_cond): Use
8630 extract_code_and_val_from_cond_with_ops.
8632 2008-04-01 Jan Hubicka <jh@suse.cz>
8634 * function.c (free_after_compilation): Free epilogue_delay_list.
8635 (prepare_function_start): Assert that previous compilation was freed.
8637 2008-04-01 Jan Hubicka <jh@suse.cz>
8638 Jim Wilson <wilson@tuliptree.org>
8639 Andreas Tobler <andreast@gcc.gnu.org>
8642 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8643 rtl.emit instead cfun->emit.
8644 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8645 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8647 2008-04-01 Ben Elliston <bje@au.ibm.com>
8649 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8651 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8653 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8655 (fprofile-use): Add var flag_profile_use
8656 * coverage.c (coverage_begin_output): Do not open a gcno file for
8657 output only if -ftest-coverage is set.
8658 Do not add getpwd() to gcda file path.
8659 (build_gcov_info): Check the new flag
8660 flag_profile_datafile_relative_path.
8661 (coverage_init): Use profile_data_prefix.
8662 Read profile counter only if flag_profile_use is set.
8663 * opts.c (common_handle_option): New option fprofile-use=,
8664 fprofile-dir=, fprofile-generate=.
8665 * toplev.c (profile_data_prefix): New variable definition.
8666 * toplev.h (profile_data_prefix): New declaration.
8667 * doc/invoke.tex (Option Summary, Optimization Options):
8670 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8672 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8673 use tmp consistently.
8676 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8677 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8678 UNSPEC_FR_RECIP_APPROX_RES.
8679 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8681 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8684 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8686 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8689 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8690 element of the vector via a pointer.
8692 2008-03-31 Ian Lance Taylor <iant@google.com>
8694 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8696 2008-03-31 Jan Hubicka <jh@suse.cz>
8698 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8699 get_arg_pointer_save_area.
8700 * expr.c (init_expr): Just clear out rtl.expr.
8701 * function.c (free_after_compilation): Clear out whole RTL structure.
8702 (get_func_frame_size): Merge into ...
8703 (get_frame_size): ... this one.
8704 (assign_stack_local_1): Merge into ...
8705 (assign_stack_local): ... this one.
8706 (expand_function_end): Update call of get_arg_pointer_save_area.
8707 (get_art_pointer_save_area): Remove cfun argument.
8708 * function.h (emit_status): regno_pointer_align does not need length
8709 attribute. Move x_regno_reg_rtx to ...
8710 (regno_reg_rtx): ... new global array.
8711 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8712 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8713 apply_args_value, forced_labels, stack_pointer_delta):
8715 (struct varasm_status): Move here from varasm.c
8716 (struct rtl_data): New. Move here some fields from struct function.
8717 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8718 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8719 used_temp_slots avail_temp_slots, temp_slot_level,
8720 nonlocal_goto_handler_labels): Update accesstors.
8721 (rtl): New global variable.
8722 (struct function): Move some fileds to rtl_data.
8723 (get_arg_pointer_save_area): Update prototype.
8724 * emit-rtl.c (rtl): Declare.
8725 (regno_reg_rtx): Declare.
8726 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8728 (gen_reg_rtx): Update.
8729 (init_virtual_regs): Do not tate emit_status argument.
8730 (init_emit): Do not allocate emit.
8731 * varasm.c (varasm_statuc): Move to function.h.
8732 (n_deferred_constatns): Update accestor.
8733 (init_varasm_status): Do not allocate varasm_status.
8734 (force_const_mem, get_pool_size, output_constant_pool): Update.
8735 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8736 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8738 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8740 PR rtl-optimization/35729
8741 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8744 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8747 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8748 load/store if memory is unaligned.
8749 (*movti_rex64): Likewise.
8751 * config/i386/predicates.md (misaligned_operand): New.
8753 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8756 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8759 2008-03-31 Jan Beulich <jbeulich@novell.com>
8761 * config/ia64/constraints.md: Add 'j' constraint.
8762 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8763 (movdi_internal): Likewise.
8765 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8768 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8770 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8773 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8774 proper error message for the third argument on blendpd and
8777 * config/i386/sse.md (blendbits): New.
8778 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8780 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8782 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8784 2008-03-30 Richard Guenther <rguenther@suse.de>
8787 * fold-const.c (fold_sign_changed_comparison): Do leave
8788 conversions to base-types alone.
8790 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8792 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8793 the link register if one altivec register is be saved.
8795 2008-03-30 Ben Elliston <bje@au.ibm.com>
8797 * final.c (final_scan_insn): Remove if (0) code.
8799 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8801 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8803 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8805 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8806 of V4SFmode to ix86_binary_operator_ok.
8808 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8810 * config/i386/i386.c (override_options): Initialize
8811 ix86_veclib_handler to ix86_veclibabi_svml when
8812 -mveclibabi=svml is used.
8813 (ix86_veclibabi_svml): New function for SVML ABI style
8814 vectorization support.
8815 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8817 2008-03-28 Rafael Espindola <espindola@google.com>
8819 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8820 (tree_binary_nonnegative_warnv_p): Make it public.
8821 (tree_single_nonnegative_warnv_p): Make it public.
8822 (tree_invalid_nonnegative_warnv_p): Make it public.
8823 (tree_unary_nonzero_warnv_p): Make it public.
8824 (tree_binary_nonzero_warnv_p): Make it public
8825 (tree_single_nonzero_warnv_p): Make it public.
8826 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8827 (extract_range_from_binary_expr): Split the expr argument.
8828 (extract_range_from_unary_expr): Split the expr argument.
8829 (extract_range_from_comparison): Split the expr argument.
8830 (extract_range_from_expr): Use the new aux functions.
8831 (vrp_evaluate_conditional_warnv): Use
8832 vrp_evaluate_conditional_warnv_with_ops.
8833 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8834 (tree_binary_nonzero_warnv_p): Declare.
8835 (tree_single_nonzero_warnv_p): Declare.
8836 (tree_expr_nonzero_warnv_p): Declare.
8837 (tree_unary_nonnegative_warnv_p): Declare.
8838 (tree_binary_nonnegative_warnv_p): Declare.
8839 (tree_single_nonnegative_warnv_p): Declare.
8840 (tree_invalid_nonnegative_warnv_p): Declare.
8842 2008-03-28 Richard Guenther <rguenther@suse.de>
8844 PR tree-optimization/30317
8845 PR tree-optimization/30911
8846 PR tree-optimization/34793
8847 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8848 (struct assert_locus_d): New member EXPR.
8849 (register_new_assert_for): Add EXPR parameter to support
8850 ASSERT_EXPR <name, expr OP limit>.
8851 (register_edge_assert_for_1): Adjust callers.
8852 (find_assert_locations): Likewise.
8853 (process_assert_insertions_for): Build condition from expression.
8854 (extract_range_from_assert): Handle ASSERT_EXPRs
8855 of the form ASSERT_EXPR <name, expr OP limit>.
8856 (register_edge_assert_for_2): New helper registering
8857 asserts for comparisons. Recognize range tests of the form
8858 (unsigned)i - CST1 OP CST2.
8859 (register_edge_assert_for_1): Use it.
8860 (register_edge_assert_for): Likewise.
8861 (needs_overflow_infinity): Integer sub-types
8862 do not need overflow infinities.
8863 (vrp_val_is_max): The extreme values of integer sub-types
8864 are those of the base type.
8865 (vrp_val_is_min): Likewise.
8866 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8869 2008-03-28 Nick Clifton <nickc@redhat.com>
8872 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8873 Return GENERAL_REGS for stack adjustment reloads.
8875 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8878 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8879 const_vector when all the vectors are constant.
8881 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8883 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8885 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8886 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8888 (s<code>_sf): Use new scc_sf attribute for opcode names.
8890 2008-03-27 Tom Tromey <tromey@redhat.com>
8892 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8893 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8894 config/spu/t-spu-elf, config/i386/t-interix,
8895 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8896 config/i386/x-darwin, config/i386/x-mingw32,
8897 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8898 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8899 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8900 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8901 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8902 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8903 config/score/t-score-elf, config/arm/t-strongarm-pe,
8904 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8905 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8906 Revert automatic dependency patch.
8908 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8911 * config/i386/i386.c (ix86_function_arg_boundary): Align
8912 decimal floating point to its natural boundary.
8914 2008-03-27 Richard Guenther <rguenther@suse.de>
8917 * fold-const.c (fold_comparison): Restrict distinct decl
8918 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8919 solely rely on operand_equal_p.
8921 2008-03-27 Richard Guenther <rguenther@suse.de>
8924 * c-common.c (handle_weak_attribute): Reject combination of
8927 2008-03-27 Richard Guenther <rguenther@suse.de>
8929 PR tree-optimization/32810
8930 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8931 conversions from DECL_INITIAL.
8932 (fold_const_aggregate_ref): Likewise from constructor elements.
8934 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8936 * tree-affine.h (aff_combination_expand): Declare.
8937 (get_inner_reference_aff): Likewise.
8938 * tree-affine.c (aff_combination_expand): Split out from
8939 tree_to_aff_combination_expand.
8940 (get_inner_reference_aff): New function.
8941 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8942 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8943 (struct lim_aux_data): sm_done field removed.
8944 (mem_ref_loc_p, mem_ref_locs_p): New types.
8945 (struct mem_ref): Added id, stored, accesses_in_loop,
8946 indep_loop, dep_loop, indep_ref, dep_ref fields.
8947 Removed is_stored, locs and next fields.
8948 (memory_accesses): New variable.
8949 (movement_possibility): Do not allow moving statements
8950 that store to memory.
8951 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8953 (determine_max_movement): For statements with memory references,
8954 find the outermost loop in that the reference is independent.
8955 (move_computations_stmt): Mark the virtual operands for renaming.
8956 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8957 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8958 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8959 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8960 create_vop_ref_mapping, analyze_memory_references,
8961 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8962 get_all_locs_in_loop, ref_always_accessed_p,
8963 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8964 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8965 store_motion_loop, store_motion): New functions.
8966 (struct vop_to_refs_elt): New type.
8967 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8968 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8969 (schedule_sm): Replaced by...
8970 (execute_sm): ... this.
8971 (determine_lsm_ref, hoist_memory_references,
8972 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8973 find_more_ref_vops, free_mem_ref, free_mem_refs,
8974 determine_lsm_loop, determine_lsm): Removed.
8975 (tree_ssa_lim_finalize): Free data structures used by store motion.
8976 (tree_ssa_lim): Call analyze_memory_references. Use
8977 store_motion instead of determine_lsm.
8979 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8981 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8982 rename tmake_file to m68hc11/t-m68hc11.
8983 (mcore): Set inhibit_libc to true.
8984 * config.host (alpha*-dec-*vms*): Set extra_programs.
8985 (interix3*): Don't use host_xmake_file.
8986 * configure.ac: Let config.gcc override inhibit_libc.
8987 * configure: Regenerate.
8989 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8990 * config/t-openbsd-thread: Remove commented out lines.
8992 * config/x-interix: Remove.
8994 * config/m68hc11/t-m68hc11-gas: Rename to...
8995 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8997 * config/mcore/t-mcore: Remove T_CFLAGS.
8998 * config/mcore/t-mcore-pe: Likewise.
9000 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9002 * configure.ac: Replace custom __GNU_SOURCE test with
9003 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9004 * aclocal.m4: Regenerate.
9005 * configure: Regenerate.
9006 * config.in: Regenerate.
9008 2008-03-27 Richard Guenther <rguenther@suse.de>
9010 * fold-const.c (target.h): Include.
9011 (fold_comparison): Fold comparison of addresses of decls
9012 that bind locally or of constants. Consolidate address folding code.
9013 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9014 results from fold_binary_to_constant.
9015 (compare_values_warnv): Likewise.
9017 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9020 * fold-const.c (fold_truthop): Check for integeral types when folding
9021 a == 0 && b == 0 and a != 0 || b != 0 .
9023 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9025 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9027 2008-03-26 Andreas Schwab <schwab@suse.de>
9029 * doc/invoke.texi: Fix use of @item vs. @itemx.
9031 2008-03-26 Tom Tromey <tromey@redhat.com>
9033 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9034 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9035 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9036 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9037 build/genconstants.o, build/genemit.o, build/genextract.o,
9038 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9039 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9042 2008-03-26 Richard Guenther <rguenther@suse.de>
9045 2008-03-26 Richard Guenther <rguenther@suse.de>
9047 * fold-const.c (target.h): Include.
9048 (fold_comparison): Fold comparison of addresses of two decls
9049 that bind locally. Consolidate address folding code.
9051 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9053 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9054 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9055 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9056 dconstsqrt2, dconstthird, dconste and/or dconst10.
9057 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9058 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9059 dconstsqrt2, dconste): Delete.
9060 (init_emit_once): Likewise. Simplify initializing dconstm1.
9062 * real.c (get_real_const): New.
9063 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9064 dconstsqrt2, dconste): Delete.
9065 (real_value_const, get_real_const): New.
9067 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9069 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9071 * config/i386/i386.c (ix86_function_arg_boundary): Check
9072 BIGGEST_ALIGNMENT instead of 128.
9073 (setup_incoming_varargs_64): Likewise.
9075 2008-03-26 Tom Tromey <tromey@redhat.com>
9077 * Makefile.in (DEPFILES): Add missing '/'.
9079 2008-03-26 Richard Guenther <rguenther@suse.de>
9081 * fold-const.c (target.h): Include.
9082 (fold_comparison): Fold comparison of addresses of two decls
9083 that bind locally. Consolidate address folding code.
9085 2008-03-26 Nick Clifton <nickc@redhat.com>
9088 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9089 not allow INT+INT as a legitimate addressing mode.
9091 2008-03-26 Richard Guenther <rguenther@suse.de>
9093 * tree-flow.h (widen_bitfield): Remove declaration.
9094 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9095 (widen_bitfield): Remove function.
9096 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9099 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9102 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9105 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9107 PR rtl-optimization/35232
9108 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9109 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9110 reg_reloaded_call_part_clobbered here.
9111 (reload_regs_reach_end_p): New function.
9112 (reload_reg_rtx_for_input): New variable.
9113 (reload_reg_rtx_for_output): Likewise.
9114 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9115 when reassigning a pseudo register. Load reloadreg from
9116 reload_reg_rtx_for_input, moving the mode and register
9118 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9119 instead of the original when deciding whether an input reload
9120 would be a no-op or whether an output reload can be deleted.
9121 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9122 when setting up new_spill_reg_store. Load it from
9123 reload_reg_rtx_for_output, moving the mode and register
9125 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9126 instead of the original when deciding whether an output reload
9127 would be a no-op. Do the same when modifying insn notes.
9128 Use rtx_equal_p instead of == to compare the registers.
9129 (inherit_piecemeal_p): Take a mode and two register numbers
9131 (emit_reload_insns): Clear new_spill_reg_store for every hard
9132 register in the reload register. Remove spill registers
9133 from reg_reloaded_valid before considering whether to record
9134 inheritance information for them. Use reload_reg_rtx_for_output
9135 instead of reg_rtx when recording output reloads. Use
9136 reload_reg_rtx_for_input instead of reg_rtx when recording
9137 input reloads. Set or clear reg_reloaded_call_part_clobbered
9138 at the same time as setting reg_reloaded_valid.
9139 (delete_output_reload): Add a new_reload_reg parameter and use it
9140 instead of rld[j].reg_rtx.
9141 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9144 2008-03-25 Tom Tromey <tromey@redhat.com>
9146 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9147 (build/genattr.o): Likewise.
9148 (build/genattrtab.o): Likewise.
9149 (build/gencodes.o): Likewise.
9150 (build/genconfig.o): Likewise.
9151 (build/genconstants.o): Likewise.
9152 (build/genemit.o): Likewise.
9153 (build/genextract.o): Likewise.
9154 (build/genflags.o): Likewise.
9156 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9158 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9159 instead of size_int for integer types.
9160 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9161 to match type of MINUS_EXPR.
9163 2008-03-25 Tom Tromey <tromey@redhat.com>
9165 * configure: Rebuilt.
9166 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9169 2008-03-25 Tom Tromey <tromey@redhat.com>
9171 * config/x-solaris (host-solaris.o): Update.
9172 * config/x-linux (host-linux.o): Update.
9173 * config/x-hpux (host-hpux.o): Update.
9174 * config/x-darwin (host-darwin.o): Update.
9175 * config/v850/t-v850e (v850-c.o): Update.
9176 * config/v850/t-v850 (v850-c.o): Update.
9177 * config/t-vxworks (vxworks.o): Update.
9178 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9179 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9180 * config/spu/t-spu-elf (spu-c.o): Update.
9182 * config/sh/t-symbian (sh-c.o): Update.
9183 (symbian.o): Update.
9184 * config/sh/t-sh (sh-c.o): Update.
9185 * config/score/t-score-elf (score7.o, score3.o): Update.
9186 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9187 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9188 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9189 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9191 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9192 * config/m32c/t-m32c (m32c-pragma.o): Update.
9193 * config/ia64/t-ia64 (ia64-c.o): Update.
9194 * config/i386/x-mingw32 (host-mingw32.o): Update.
9195 * config/i386/x-i386 (driver-i386.o): Update.
9196 * config/i386/x-darwin (host-i386-darwin.o): Update.
9197 * config/i386/x-cygwin (host-cygwin.o): Update.
9198 * config/i386/t-nwld (nwld.o): Update.
9199 * config/i386/t-netware (netware.o): Update.
9200 * config/i386/t-interix (winnt.o): Update.
9201 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9202 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9203 msformat-c.o): Update.
9204 * config/bfin/t-bfin-linux (generated_files): Add
9205 linux-sysroot-suffix.h.
9206 * config/arm/t-wince-pe (pe.o): Update.
9207 * config/arm/t-strongarm-pe (pe.o): Update.
9208 * config/arm/t-pe (pe.o): Update.
9209 * config/arm/t-arm (arm-c.o): Update.
9210 * doc/install.texi (Prerequisites): Require make 3.80.
9211 * Makefile.in: Remove .o targets.
9212 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9213 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9214 (simple_generated_h, simple_generated_c): Move earlier.
9215 (generated_files): New variable.
9216 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9217 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9218 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9219 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9220 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9221 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9222 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9223 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9224 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9225 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9226 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9227 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9229 (COMPILE.base, COMPILE): New variables.
9230 (%.o): New pattern rule.
9231 (ALL_HOST_OBJS): New variable.
9232 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9233 (dummy-checksum.o, cc1-checksum.o): Remove.
9234 (DRIVER_SHLIB): New variable.
9235 (DRIVER_DEFINES): Use it.
9236 (gencondmd.c): Move out of build/.
9237 (s-conditions): Update.
9238 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9239 (ALL_BUILD_OBJS): Likewise.
9240 (build/%.o): Use BUILDCOMPILE.
9241 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9242 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9243 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9244 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9245 build/genconfig.o, build/genconstants.o, build/genemit.o,
9246 build/genextract.o, build/genflags.o, build/genmddeps.o,
9247 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9248 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9249 build/gen-protos.o, build/scan.o, build/fix-header.o,
9250 build/scan-decls.o): Simplify.
9251 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9252 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9253 prefix.o, toplev.o): Reduce to variable setting.
9254 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9255 ($(out_object_file), gcc-options.o): New targets.
9256 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9257 * configure: Rebuilt.
9258 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9259 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9261 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9263 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9264 complain when we hit an error, return ERROR_MARK_NODE.
9266 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9268 * config/sh/constraints.md (Pso, Psz): New constraints.
9269 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9270 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9272 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9274 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9275 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9277 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9279 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9280 (prefetch_sh2a): New.
9282 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9283 Naveen.H.S <naveen.hs@kpitcummins.com>
9285 * config/sh/constraints.md (I28): New constraint.
9286 * config/sh/sh.c (broken_move): Add support for movi20s.
9287 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9289 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9290 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9291 Naveen.H.S <naveen.hs@kpitcummins.com>
9293 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9294 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9295 (print_operand): Handle resbank in %@ operand code.
9296 (sh_encode_section_info): New.
9297 (push_regs): Add conditions for resbank.
9298 (sh_expand_epilogue): Likewise.
9299 (sh_insert_attributes): Likewise.
9300 (sh_attribute_table): Likewise.
9301 (sh_handle_resbank_handler_attribute): New.
9302 (sh2a_handle_function_vector_handler_attribute): New.
9303 (sh2a_is_function_vector_call): New.
9304 (sh2a_get_function_vector_number): New.
9305 (sh2a_function_vector_p): New.
9306 (sh_cfun_resbank_handler_p): New.
9307 * config/sh/sh.md (calli): Emit jsr/n if possible.
9308 (calli_tbr_rel): New.
9309 (calli_pcrel): Emit jsr/n if possible.
9310 (return_i): Emit rts/n if possible.
9311 (call_valuei_tbr_rel): New.
9312 (call_valuei_pcrel): Add condition for SH2A target.
9313 (call_value): Likewise.
9314 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9315 (sh2a_get_function_vector_number): Likewise.
9316 (sh2a_is_function_vector_call): Likewise.
9317 * doc/extend.texi: Document TBR relative addressing of SH2A.
9318 (resbank): Add description for SH2A.
9320 2008-03-24 Richard Guenther <rguenther@suse.de>
9323 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9324 pointer assignments change conversions according to middle-end rules.
9325 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9326 * configure.ac: Include type checking in yes.
9327 * configure: Regenerate.
9329 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9331 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9332 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9334 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9336 * gthr-vxworks.h (UNUSED): Define.
9338 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9340 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9342 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9344 * doc/extend.texi (Function Attributes): Add missing comma in the
9345 example of the "alloc_size" attribute.
9347 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9350 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9352 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9355 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9358 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9359 of the underlying type of a MS bitfield layout to the natural
9360 alignment of the type.
9362 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9364 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9365 to their natural alignment to avoid store forwarding stalls.
9367 2008-03-22 Richard Guenther <rguenther@suse.de>
9369 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9370 For PHI nodes verify the address is invariant.
9371 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9372 (get_symbol_constant_value): Use is_gimple_min_invariant.
9373 (maybe_fold_stmt_indirect): Likewise.
9375 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9377 PR rtl-optimization/33927
9378 * Makefile.in (dse.o): Depend on $(TM_P_H).
9379 * expr.h (extract_low_bits): Declare.
9380 * expmed.c (extract_low_bits): New function.
9381 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9382 * dse.c: Include tm_p.h.
9383 (find_shift_sequence): Remove the read_reg argument and return the
9384 read value. Emit the instructions instead of returning them.
9385 Iterate on new_mode rather than calculating it each time.
9386 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9387 source to NEW_MODE and extract_low_bits to convert the shifted
9389 (replace_read): Allow the load and store to have different mode
9390 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9391 or extraction instructions before trying the replacement. Update
9392 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9394 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9396 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9397 to their natural alignment to avoid store forwarding stalls.
9399 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9402 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9403 encouraging but not allowing gprs for input;
9404 change the input constraint to !f#r.
9405 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9407 change the output constraint to !f#r.
9409 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9412 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9413 corresponding post-reload splitters.
9414 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9415 when x87 FP math is selected.
9416 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9417 New function prototype.
9418 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9419 unreachable function to ease macroization of insn patterns.
9421 2008-03-21 Martin Jambor <mjambor@suse.cz>
9423 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9424 reference dumps if ddr is NULL or dependence is unknown.
9426 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9428 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9429 unsigned extension into account.
9430 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9431 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9432 Do computations on a scratch register.
9434 2008-03-21 Richard Guenther <rguenther@suse.de>
9436 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9437 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9438 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9439 * tree-ssa-dom.c (record_equality): Likewise.
9440 * tree-inline.c (copy_body_r): Likewise.
9441 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9444 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9446 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9447 as 'delete_unused' argument.
9449 2008-03-20 Richard Guenther <rguenther@suse.de>
9451 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9452 special casing of constant qualifiers.
9453 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9454 care about them in general.
9455 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9456 regardless of their type.
9457 (fold_stmt_r): Forcefully fold *& if we end up with that.
9459 2008-03-20 Paul Brook <paul@codesourcery.com>
9461 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9462 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9464 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9466 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9467 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9469 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9471 * common.opt (Wmudflap): New option.
9472 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9473 (mx_register_decls): Likewise.
9474 (mudflap_finish_file): Likewise.
9475 * doc/invoke.texi: Document -Wno-mudflap.
9477 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9479 * c-format.c (replace_format_name_to_system_name): New.
9481 (convert_format_name_to_system_name): New.
9482 (decode_format_attr): Add use of convert_format_name_to_system_name.
9483 (format_types_orig): Add gnu_ prefix to names.
9484 (check_format_info_main): Special treating of \0 escaped names for
9485 supporting multi-character format specifiers as I32, I64.
9486 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9487 (gnu_target_overrides_format_attributes): New.
9488 * c-format.h: Add structure target_ovr_attr to hold
9489 system specific formatter names.
9490 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9491 msformat-c.o file to c_target_objs and cxx_target_objs.
9492 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9493 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9494 (TARGET_N_FORMAT_TYPES): New.
9495 * config/i386/msformat-c.c: New.
9496 * config/i386/t-cygming: Add build rule for msformat-c.o.
9497 * doc/extend.texi: Add new format names gnu_* and ms_* and
9499 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9501 2008-03-20 Ira Rosen <irar@il.ibm.com>
9503 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9504 optimizations turned on under -O3.
9505 (ftree-vectorize): Add that the flag is turned on with -O3.
9507 2008-03-20 Ben Elliston <bje@au.ibm.com>
9509 * regmove.c (try_auto_increment): Fix spelling error in comment.
9510 * final.c (final_scan_insn): Likewise.
9512 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9515 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9516 allocator preferences for "y" and "r" class registers.
9517 ("*mov<mode>_internal"): Ditto.
9518 ("*movv2sf_internal_rex64"): Ditto.
9519 ("*movv2sf_internal"): Ditto.
9521 2008-03-19 Michael Matz <matz@suse.de>
9524 * calls.c (expand_call): Check overlap of arguments with call
9525 address for sibcalls.
9527 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9530 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9531 of the underlying type of a MS bitfield layout to the natural
9532 alignment of the type.
9534 2008-03-19 Jan Hubicka <jh@suse.cz>
9537 * toplev.c (decode_d_option): Handle all CPP flags.
9538 * tree-vrp.c: Update tree_pass descriptors.
9539 * regrename.c: Update tree_pass descriptors.
9540 * fwprop.c: Update tree_pass descriptors.
9541 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9542 * tree-into-ssa.c: Update tree_pass descriptors.
9543 * tree-dump.c: Update tree_pass descriptors.
9544 * tree-complex.c: Update tree_pass descriptors.
9545 * tree-dump.h: Update tree_pass descriptors.
9546 * see.c: Update tree_pass descriptors.
9547 * cgraphbuild.c: Update tree_pass descriptors.
9548 * tracer.c: Update tree_pass descriptors.
9549 * tree-loop-distribution.c: Update tree_pass descriptors.
9550 * cgraph.c: Update tree_pass descriptors.
9551 * postreload-gcse.c: Update tree_pass descriptors.
9552 * postreload.c: Update tree_pass descriptors.
9553 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9554 * tree-tailcall.c: Update tree_pass descriptors.
9555 * tree-pass.h (tree_opt_pass): Rename to ...
9556 (opt_pass) ... this one; add "type" field and remove letter field.
9557 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9558 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9559 all_lowering_passes): Update declaration.
9560 * ipa-cp.c: Update tree_pass descriptors.
9561 * final.c: Update tree_pass descriptors.
9562 * omp-low.c: Update tree_pass descriptors.
9563 * tree-ssa-dse.c: Update tree_pass descriptors.
9564 * ipa-reference.c: Update tree_pass descriptors.
9565 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9566 * auto-inc-dec.c: Update tree_pass descriptors.
9567 * reorg.c: Update tree_pass descriptors.
9568 * cgraphunit.c: Update tree_pass descriptors.
9569 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9570 * tree-ssa-ccp.c: Update tree_pass descriptors.
9571 * df-core.c: Update tree_pass descriptors.
9572 * mode-switching.c: Update tree_pass descriptors.
9573 * tree-nomudflap.c: Update tree_pass descriptors.
9574 * modulo-sched.c: Update tree_pass descriptors.
9575 * ipa-pure-const.c: Update tree_pass descriptors.
9576 * cse.c: Update tree_pass descriptors.
9577 * web.c: Update tree_pass descriptors.
9578 * tree-stdarg.c: Update tree_pass descriptors.
9579 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9580 * tree-ssa-dom.c: Update tree_pass descriptors.
9581 * tree-nrv.c: Update tree_pass descriptors.
9582 * tree-ssa-alias.c: Update tree_pass descriptors.
9583 * loop-init.c: Update tree_pass descriptors.
9584 * gimple-low.c: Update tree_pass descriptors.
9585 * ipa-inline.c: Update tree_pass descriptors.
9586 * tree-ssa-sink.c: Update tree_pass descriptors.
9587 * global.c: Update tree_pass descriptors.
9588 * ifcvt.c: Update tree_pass descriptors.
9589 * jump.c: Update tree_pass descriptors.
9590 * predict.c: Update tree_pass descriptors.
9591 * tree-ssa-loop.c: Update tree_pass descriptors.
9592 * recog.c: Update tree_pass descriptors.
9593 * dse.c: Update tree_pass descriptors.
9594 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9595 * tree-eh.c: Update tree_pass descriptors.
9596 * regmove.c: Update tree_pass descriptors.
9598 * function.c: Update tree_pass descriptors.
9599 * tree-vectorizer.c: Update tree_pass descriptors.
9600 * gcse.c: Update tree_pass descriptors.
9601 * ipa-type-escape.c: Update tree_pass descriptors.
9602 * tree-if-conv.c: Update tree_pass descriptors.
9603 * init-regs.c: Update tree_pass descriptors.
9604 * ipa.c: Update tree_pass descriptors.
9605 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9606 * rtl-factoring.c: Update tree_pass descriptors.
9607 * lower-subreg.c: Update tree_pass descriptors.
9608 * bt-load.c: Update tree_pass descriptors.
9609 * tree-dfa.c: Update tree_pass descriptors.
9610 * except.c: Update tree_pass descriptors.
9611 * emit-rtl.c: Update tree_pass descriptors.
9612 * cfgexpand.c: Update tree_pass descriptors.
9613 * tree-cfgcleanup.c: Update tree_pass descriptors.
9614 * cfgcleanup.c: Update tree_pass descriptors.
9615 * tree-ssa-pre.c: Update tree_pass descriptors.
9616 * tree-sra.c: Update tree_pass descriptors.
9617 * tree-mudflap.c: Update tree_pass descriptors.
9618 * tree-ssa-copy.c: Update tree_pass descriptors.
9619 * cfglayout.c: Update tree_pass descriptors.
9620 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9621 * tree-ssa-dce.c: Update tree_pass descriptors.
9622 * tree-ssa.c: Update tree_pass descriptors.
9623 * regclass.c: Update tree_pass descriptors.
9624 * integrate.c: Update tree_pass descriptors.
9625 * tree-optimize.c: Update tree_pass descriptors.
9626 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9627 * tree-object-size.c: Update tree_pass descriptors.
9628 * combine.c: Update tree_pass descriptors.
9629 * tree-outof-ssa.c: Update tree_pass descriptors.
9630 * bb-reorder.c: Update tree_pass descriptors.
9631 * stack-ptr-mod.c: Update tree_pass descriptors.
9632 * var-tracking.c: Update tree_pass descriptors.
9633 * tree-profile.c: Update tree_pass descriptors.
9634 * tree-vect-generic.c: Update tree_pass descriptors.
9635 * reg-stack.c: Update tree_pass descriptors.
9636 * sched-rgn.c: Update tree_pass descriptors.
9637 * tree-ssa-structalias.c: Update tree_pass descriptors.
9638 * tree-cfg.c: Update tree_pass descriptors.
9639 * passes.c (current_pass): Update declaration.
9640 (finish_optimization_passes): Update.
9641 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9642 (register_one_dump_file, register_dump_files_1, next_pass_1):
9644 (init_optimization_passes): Update handling of new types.
9645 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9646 * ipa-struct-reorg.c: Update tree_pass descriptors.
9647 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9648 * combine-stack-adj.c: Update tree_pass descriptors.
9649 * cfgrtl.c: Update tree_pass descriptors.
9650 * dce.c: Update tree_pass descriptors.
9651 * tree-ssanames.c: Update tree_pass descriptors.
9653 2008-03-19 Richard Guenther <rguenther@suse.de>
9656 * tree-ssa.c (walk_data): New structure.
9657 (warn_uninitialized_var): If not always_executed warn with "maybe"
9659 (execute_early_warn_uninitialized): Compute post-dominators.
9660 Initialize always_executed before processing each basic block.
9662 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9665 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9666 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9668 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9670 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9672 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9674 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9676 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9677 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9678 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9679 target after ignore has been set, and move there also the commputation
9680 of subtarget and original_target.
9681 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9682 (LANG_HOOKS_INITIALIZER): Remove it.
9683 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9685 2008-03-18 Richard Guenther <rguenther@suse.de>
9687 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9688 found an expression with constants, note that in the VN for the lhs.
9689 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9690 fold them to constants if possible. Run cleanup_cfg if done so.
9691 (execute_pre): Return todo.
9693 (execute_fre): Likewise.
9694 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9696 (get_prop_source_stmt): Look through pointer conversions.
9698 2008-03-18 Jan Hubicka <jh@suse.cz>
9700 * tree-pretty-print.c: Include predict.h.
9701 (dump_generic_node): Dump predictor.
9702 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9703 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9704 * gimple-low.c (lower_stmt): Likewise.
9705 * expr.c (expand_expr_real): Likewise.
9706 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9708 (build_predict_expr, build_predict_expr): New.
9709 * predict.h (predictor_name, build_predict_expr): Update.
9710 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9711 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9712 * predict.def (PRED_CONTINUE): Update hitrate.
9713 * tree.def (PREDICT_EXPR): Define.
9714 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9715 do not handle BIND_EXPR.
9716 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9717 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9718 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9721 2008-03-18 Michael Matz <matz@suse.de>
9723 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9725 2008-03-18 Richard Guenther <rguenther@suse.de>
9727 * tree-gimple.h (is_gimple_invariant_address): Declare.
9728 (is_gimple_constant): Likewise.
9729 * tree-gimple.c (is_gimple_constant): New function.
9730 (is_gimple_invariant_address): Likewise.
9731 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9732 and is_gimple_invariant_address.
9733 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9735 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9736 an addressable base.
9738 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9741 * gimplify.c (gimplify_expr): Gimplify second operand of
9744 2008-03-17 Richard Guenther <rguenther@suse.de>
9746 PR tree-optimization/19637
9747 * fold-const.c (fold_unary): Remove restrictions of removing
9748 intermediate pointer-conversions (P2)(P1)P0.
9749 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9750 conversion to void pointer.
9751 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9753 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9756 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9757 emulated thread local variables.
9759 2008-03-16 Richard Guenther <rguenther@suse.de>
9762 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9763 expand TREE_INVARIANT operations that are not gimple invariant.
9765 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9767 * doc/extend.texi (Alignment): Say that the ABI controls
9768 the __alignof__ for non-strict-alignment targets rather
9769 than being a recommendation.
9771 2008-03-15 Paul Brook <paul@codesourcery.com>
9773 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9775 (arm_output_fn_unwind): Mark functions that can not be unwound.
9777 2008-03-15 Paul Brook <paul@codesourcery.com>
9779 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9780 extension instructions.
9782 2008-03-15 Richard Guenther <rguenther@suse.de>
9784 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9785 and fold constant aggregate refs.
9786 (fold_const_aggregate_ref): Handle string constants
9787 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9788 (evaluate_stmt): Simplify now that ccp_fold folds constant
9791 2008-03-15 Paul Brook <paul@codesourcery.com>
9793 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9794 (extzv): Use gen_extzv_t2.
9795 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9797 2008-03-15 Richard Guenther <rguenther@suse.de>
9799 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9800 (fold_const_aggregate_ref): Likewise.
9801 (get_value): Return NULL if we don't have any values.
9802 (ccp_finalize): Set const_val to NULL after freeing it.
9803 * tree-flow.h (get_symbol_constant_value): Declare.
9804 (fold_const_aggregate_ref): Likewise.
9805 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9807 2008-03-15 Richard Guenther <rguenther@suse.de>
9810 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9811 to not produce negative array indices if not allowed. Add
9812 parameter to indicate that.
9813 (maybe_fold_offset_to_component_ref): Allow negative array
9814 indices only for the first member of a structure.
9815 (maybe_fold_offset_to_reference): Allow negative array indices.
9816 (maybe_fold_stmt_addition): Likewise.
9818 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9819 Anatoly Sokolov <aesok@post.ru>
9821 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9822 (avr_arch): Add ARCH_AVR6.
9823 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9824 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9825 instead of fixed value 2.
9826 (print_operand_address): Use gs() asm specifier instead of pm().
9827 (avr_assemble_integer): (Ditto.).
9828 (avr_output_addr_vec_elt): (Ditto.).
9829 (print_operand): Handle "!" code.
9830 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9831 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9832 (AVR_HAVE_EIJMP_EICALL): Define.
9833 (AVR_3_BYTE_PC): Redefine.
9834 (AVR_2_BYTE_PC): (Ditto.).
9835 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9836 (LINK_SPEC): Add atmega2560 and atmega2561.
9837 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9839 * config/avr/avr.md (call_insn): Use eicall instead of icall
9840 for 3 byte PC devices.
9841 (call_value_insn): (Ditto.).
9842 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9843 (indirect_jump): Use only for for 2 byte PC devices.
9844 (*tablejump): (Ditto.).
9845 (*indirect_jump_avr6): Add insn.
9846 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9847 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9848 instead of ijmp for 3 byte PC devices.
9849 (__tablejump2__): (Ditto.).
9850 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9851 (MULITLIB_DIRNAMES): (Ditto.).
9852 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9854 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9856 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9857 "sse2_umulsidi3". Use V1DI mode for operand 0.
9858 ("mmx_psadbw"): Use V1DI mode for operand 0.
9859 * config/i386/i386-modes.def (V1SI): New vector mode.
9860 * config/i386/i386.c (struct builtin_description)
9861 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9862 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9863 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9864 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9865 v1di_ftype_v8qi_v8qi type.
9866 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9868 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9869 __builtin_ia32_pmuludq]: Fix the mode of return value.
9871 2008-03-15 Richard Guenther <rguenther@suse.de>
9874 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9877 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9879 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9880 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9881 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9882 unless TARGET_SERIALIZE_VOLATILE is enabled.
9883 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9884 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9885 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9887 2008-03-14 Richard Guenther <rguenther@suse.de>
9889 PR tree-optimization/34172
9890 * tree-flow.h (refs_may_alias_p): Declare.
9891 (get_single_def_stmt): Likewise.
9892 (get_single_def_stmt_from_phi): Likewise.
9893 (get_single_def_stmt_with_phi): Likewise.
9894 * tree-dfa.c (refs_may_alias_p): New function.
9895 (get_single_def_stmt): Likewise.
9896 (get_single_def_stmt_from_phi): Likewise.
9897 (get_single_def_stmt_with_phi): Likewise.
9898 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9899 (vn_reference_lookup_1): New helper function.
9900 (vn_reference_lookup): Walk the virtual use-def chain to
9901 continue searching for a match if the def does not alias the
9902 reference we are looking for.
9904 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9906 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9907 archive and Perzl. Update The Written Word listing.
9909 2008-03-14 Richard Guenther <rguenther@suse.de>
9911 PR tree-optimization/34043
9912 PR tree-optimization/33989
9913 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9915 (bitmap_find_leader): Use extra argument to verify dominance
9916 relationship inside a basic-block.
9917 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9918 (find_leader_in_sets): Adjust.
9919 (create_component_ref_by_pieces): Take extra argument for
9920 dominance check, handle lookup failures.
9921 (find_or_generate_expression): Likewise.
9922 (create_expression_by_pieces): Likewise.
9923 (insert_into_preds_of_block): Adjust.
9924 (create_value_expr_from): If asked for, verify all operands
9925 are in the blocks AVAIL_OUT set.
9926 (make_values_for_stmt): Check for SSA_NAMEs that are life
9927 over an abnormal edge.
9928 (compute_avail): Remove such check.
9929 (do_SCCVN_insertion): New function.
9930 (eliminate): If we do not find a leader suitable for replacement
9931 insert a replacement expression from SCCVN if available.
9932 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9933 (struct vn_ssa_aux): Add needs_insertion flag.
9934 * tree-ssa-sccvn.c (may_insert): New global flag.
9935 (copy_reference_ops_from_ref): Value-number union member access
9936 based on its size, not type and member if insertion is allowed.
9937 (visit_reference_op_load): For a weak match from union type
9938 punning lookup a view-converted value and insert a SSA_NAME
9939 for that value if that is not found.
9940 (visit_use): Make dumps shorter. Do not disallow value numbering
9941 SSA_NAMEs that are life over an abnormal edge to constants.
9942 (free_scc_vn): Release inserted SSA_NAMEs.
9943 (run_scc_vn): New flag to specify whether insertion is allowed.
9944 Process SSA_NAMEs in forward order.
9945 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9946 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9947 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9948 pointer type to/from integral types that do not change the
9949 precision to regular conversions.
9951 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9953 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9954 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9955 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9956 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9957 input arguments and the mode of return value. Built-in functions
9958 that operate on whole 64-bit MMX register now use V1DI mode.
9960 2008-03-13 Alon Dayan <alond@il.ibm.com>
9961 Olga Golovanevsky <olga@il.ibm.com>
9963 PR tree-optimization/35041
9964 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9965 to locate the right position in a statement.
9967 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9971 * config/i386/xmmintrin.h: Change all static inline functions to
9972 extern inline and add __gnu_inline__ attribute.
9973 * config/i386/bmintrin.h: Ditto.
9974 * config/i386/smmintrin.h: Ditto.
9975 * config/i386/tmmintrin.h: Ditto.
9976 * config/i386/mmintrin-common.h: Ditto.
9977 * config/i386/ammintrin.h: Ditto.
9978 * config/i386/emmintrin.h: Ditto.
9979 * config/i386/pmmintrin.h: Ditto.
9980 * config/i386/mmintrin.h: Ditto.
9981 * config/i386/mm3dnow.h: Ditto.
9983 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9986 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9987 (lower_omp_2): New function.
9988 (lower_omp_1, lower_omp): Rewritten.
9990 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9993 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9994 with the phrase "Microsoft Windows compilers".
9995 (Push/Pop Macro Pragmas): New subsection. Document
9996 #pragma push_macro and pragma pop_macro.
9998 2008-03-12 Paul Brook <paul@codesourcery.com>
10000 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10002 2008-03-12 Paul Brook <paul@codesourcery.com>
10004 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10005 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10006 (thumb2_addsi_shortim): Rename ...
10007 (thumb2_addsi_short): ... to this. Allow register operands.
10008 (thumb2_subsi_short): New pattern.
10009 (thumb2_one_cmplsi2_short,
10010 thumb2_negsi2_short): New patterns and peepholes.
10012 2008-03-12 Paul Brook <paul@codesourcery.com>
10014 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10016 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10018 * config/i386/i386.md (int_cond): New code iterator.
10020 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10021 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10022 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10023 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10024 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10025 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10026 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10027 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10029 2008-03-12 Paul Brook <paul@codesourcery.com>
10031 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10032 instead of {arm,thumb}_compute_save_reg_mask.
10033 (output_return_instruction): Ditto.
10034 (thumb_unexpanded_epilogue): Ditto.
10035 (thumb1_expand_prologue): Ditto.
10036 (thumb1_output_function_prologue): Ditto.
10037 (arm_set_return_address): Ditto.
10038 (thumb_set_return_address): Ditto.
10039 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10040 regs to achieve stack alignment.
10041 (thumb1_compute_save_reg_mask): Fix compiler warning.
10042 (arm_output_epilogue): Use offsets->saved_regs_mask.
10043 Adjust stack pointer by poping call clobered registers.
10044 (arm_expand_prologue): Use offsets->saved_regs_mask.
10045 Adjust stack pointer by pushing extra registers.
10046 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10048 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10051 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10052 conversion to the operands of a multiplication.
10054 2008-03-12 Richard Guenther <rguenther@suse.de>
10056 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10057 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10058 * timevar.def (TV_TREE_PHIPROP): Add.
10059 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10060 pass description. Use TV_TREE_PHIPROP.
10061 * tree-ssa-forwprop.c: Remove phiprop code.
10063 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10065 PR middle-end/35549
10066 * omp-low.c (maybe_lookup_decl): Constify first argument.
10067 (use_pointer_for_field): Change last argument from bool to
10068 omp_context *. Disallow shared copy-in/out in nested
10069 parallel if decl is shared in outer parallel too.
10070 (build_outer_var_ref, scan_sharing_clauses,
10071 lower_rec_input_clauses, lower_copyprivate_clauses,
10072 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10074 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10075 Ira Rosen <irar@il.ibm.com>
10077 * tree-vectorizer.c (free_stmt_vec_info): New function.
10078 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10079 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10080 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10081 * tree-vect-transform.c (vectorizable_conversion): Free
10082 vec_oprnds0 if it was allocated.
10083 (vect_permute_store_chain): Remove unused VECs.
10084 (vectorizable_store): Free VECs that are allocated in the..
10086 (vect_transform_strided_load, vectorizable_load): Likewise.
10087 (vect_remove_stores): Simplify the code.
10088 (vect_transform_loop): Move code to vect_remove_stores().
10089 Call vect_remove_stores() and free_stmt_vec_info().
10091 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10093 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10094 TARGET_HPUX. Revise comment.
10095 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10096 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10097 Use sr4 variant of `be' instruction when not generating PIC code.
10098 (attr_length_call): Adjust for above change.
10100 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10102 * ipa-reference.c (static_execute): Remove module_statics_const and
10103 associated setting code.
10105 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10108 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10109 predicate for operand 1.
10110 (paritysi2_cmp): Use register_operand predicate for operand 2.
10111 Use earlyclobber modifier for operand 1. Remove support for
10113 (paritydi2_cmp): Use register_operand predicate for operand 3.
10114 Use earlyclobber modifier for operand 1. Remove support for
10117 2008-03-11 Paul Brook <paul@codesourcery.com>
10118 Vladimir Prus <vladimir@codesourcery.com>
10120 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10121 (arm_compute_save_reg0_reg12_mask): Always
10122 check if register 11 must be saved. Always safe hard frame pointer
10123 when frame_pointer_needeed.
10124 (arm_compute_save_reg_mask): Save IP and PC
10125 only with apcs frames.
10126 (arm_output_epilogue): Adjust Thumb2 codepath to
10127 be also invoked and work for ARM non-apcs frames.
10128 (arm_expand_prologue): Don't bother saving IP
10129 for non-apcs frame, since it's not clobbered by
10130 prologue code. Implement non-apcs frame
10133 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10135 PR rtl-optimization/35281
10136 * expr.c (convert_move): Use a new pseudo for the intermediate
10137 from_mode->word_mode result.
10139 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10141 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10142 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10143 * toplev.c (compile_file): Don't call it.
10145 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10147 PR middle-end/35526
10148 * expr.c (store_expr): Call emit_block_move if the mode
10149 of "temp" RTX is BLKmode.
10151 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10152 Richard Guenther <rguenther@suse.de>
10154 PR tree-optimization/31358
10155 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10156 the step with a NULL_TREE.
10157 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10158 to sizetype if type is a pointer type.
10159 (add_candidate_1): Don't convert the base and step to
10160 the generic type if the orginal type is a pointer type.
10161 (add_iv_value_candidates): Use sizetype for the step
10162 if type is a pointer type.
10163 (cand_value_at): Likewise.
10164 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10166 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10167 Don't convert the tem affine to the type.
10168 (add_elt_to_tree): Use sizetype for the step if a pointer.
10169 Use POINTER_PLUS_EXPR for pointers.
10170 (aff_combination_to_tree): Use sizetype for the step if a
10173 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10175 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10176 Remove commutativity hint.
10178 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10182 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10183 errorneous type. Check that v is a VAR_DECL.
10185 PR middle-end/35099
10186 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10188 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10190 PR tree-optimization/35494
10191 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10192 may be overriden at link and run time.
10194 2008-03-10 Richard Guenther <rguenther@suse.de>
10196 PR tree-optimization/34677
10197 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10198 (poolify_tree): Likewise.
10199 (modify_expr_template): Likewise.
10200 (poolify_modify_stmt): Likewise.
10201 (insert_fake_stores): Handle all component-ref style stores
10202 in addition to INDIRECT_REF. Also handle complex types.
10203 Do not poolify the inserted load.
10204 (realify_fake_stores): Do not rebuild the tree but only
10205 make it a SSA_NAME copy.
10206 (init_pre): Remove initialzation of modify_expr_template.
10207 Do not allocate modify_expr_node_pool.
10208 (fini_pre): Do not free modify_expr_node_pool.
10210 2008-03-10 Paul Brook <paul@codesourcery.com>
10212 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10213 to avoid conflicts.
10215 2008-03-10 Paul Brook <paul@codesourcery.com>
10216 Mark Shinwell <shinwell@codesourcery.com>
10218 * config/arm/cortex-r4.md: New.
10219 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10221 * config/arm/arm.md: Include cortex-r4.md.
10222 (insn): Add smmls, sdiv and udiv values.
10223 (generic_sched): Don't use generic scheduling for Cortex-R4.
10224 (arm_issue_rate): New function.
10225 (TARGET_SCHED_ISSUE_RATE): Define.
10227 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10229 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10231 2008-03-10 Richard Guenther <rguenther@suse.de>
10233 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10234 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10236 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10238 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10239 Set default to true.
10241 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10243 * c.opt (Wsynth): Deprecate.
10244 * doc/invoke.texi (Option Summary, Warning Options): Document
10245 -Wno-format-contains-nul.
10247 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10250 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10251 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10253 2008-03-09 Ira Rosen <irar@il.ibm.com>
10255 * config/rs6000/rs6000.c (builtin_description): Rename vector
10256 left shift operations.
10257 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10258 (altivec_vsl<VI_char>): Rename to ...
10259 (ashl<mode>3): ... new name.
10260 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10262 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10264 2008-03-08 Richard Guenther <rguenther@suse.de>
10266 * coverage.h (tree_coverage_counter_addr): Declare.
10267 * coverage.c (tree_coverage_counter_addr): New function.
10268 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10269 before using again.
10270 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10271 (tree_gen_one_value_profiler): Likewise.
10272 (tree_gen_ic_profiler): Likewise.
10273 (tree_gen_average_profiler): Likewise.
10274 (tree_gen_ior_profiler): Likewise.
10276 2008-03-08 Richard Guenther <rguenther@suse.de>
10278 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10279 (vn_binary_op_insert): Likewise.
10280 (vn_unary_op_lookup): Likewise.
10281 (vn_unary_op_insert): Likewise.
10282 (vn_nary_op_lookup): Declare.
10283 (vn_nary_op_insert): Likewise.
10284 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10285 and binary hashes, use a single obstack for unary_op_pool
10286 and binary_op_pool.
10287 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10288 a single struct vn_nary_op_s. Store tree code length and
10289 a variable number of operands.
10290 (struct vn_reference_op_struct): Remove unused op2.
10291 (vn_reference_op_eq): Do not compare op2.
10292 (vn_reference_op_compute_hash): Do not compute hash of op2.
10293 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10294 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10295 with vn_nary_op_compute_hash.
10296 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10297 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10299 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10301 (visit_unary_op): Call nary functions.
10302 (visit_binary_op): Likewise.
10303 (process_scc): Adjust for struct vn_tables_s changes.
10304 (allocate_vn_table): Likewise.
10305 (free_vn_table): Likewise.
10306 * tree-vn.c (vn_add): Call nary functions.
10307 (vn_lookup): Likewise.
10309 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10312 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10313 wdst back after sync_compare_and_swapqhi_internal.
10315 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10318 * config/i386/i386-modes.def (V1DI): New vector mode.
10319 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10320 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10321 (MMXMODE248): Ditto.
10322 (MMXMODE): Add V1DI mode.
10323 (mmxvecsize): Change DI mode to V1DI mode.
10324 ("mov<mode>): Use MMXMODEI8 mode iterator.
10325 ("*mov<mode>_internal_rex64"): Ditto.
10326 ("*mov<mode>_internal"): Ditto.
10327 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10328 ("mmx_sub<mode>3"): Ditto.
10329 ("mmx_adddi3"): Remove insn pattern.
10330 ("mmx_subdi3"): Ditto.
10331 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10332 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10333 ("mmx_ashl<mode>3"): Ditto.
10334 ("mmx_lshrdi3"): Remove insn pattern.
10335 ("mmx_ashldi3"): Ditto.
10336 * config/i386/i386.c (classify_argument): Handle V1DImode.
10337 (function_arg_advance_32): Ditto.
10338 (function_arg_32): Ditto.
10339 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10340 mmx_addv1di3 insn pattern.
10341 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10342 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10343 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10344 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10345 Remove definitions of built-in functions.
10346 (V1DI_type_node): New node.
10347 (v1di_ftype_v1di_int): Ditto.
10348 (v1di_ftype_v1di_v1di): Ditto.
10349 (v2si_ftype_v2si_si): Ditto.
10350 (v4hi_ftype_v4hi_di): Remove node.
10351 (v2si_ftype_v2si_di): Ditto.
10352 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10353 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10354 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10355 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10356 Add new builtins using def_builtin_const.
10357 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10358 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10359 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10360 * config/i386/mmintrin.h (__v1di): New typedef.
10361 (_mm_add_si64): Cast arguments to __v1di type.
10362 (_mm_sub_si64): Ditto.
10363 (_mm_sll_pi16): Cast __count to __v4hi type.
10364 (_mm_sll_pi32): Cast __count to __v2si type.
10365 (_mm_sll_si64): Cast arguments to __v1di type.
10366 (_mm_srl_pi16): Cast __count to __v4hi type.
10367 (_mm_srl_pi32): Cast __count to __v2si type.
10368 (_mm_srl_si64): Cast arguments to __v1di type.
10369 (_mm_sra_pi16): Cast __count to __v4hi type.
10370 (_mm_sra_pi32): Cast __count to __v2si type.
10371 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10372 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10373 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10374 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10375 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10376 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10377 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10378 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10379 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10380 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10381 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10382 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10384 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10386 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10388 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10391 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10392 reg+const addressing for Altivec modes. Don't generate reg+reg
10393 addressing for TFmode or TDmode quantities.
10395 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10397 * c-common.c (vector_types_convertible_p): Call langhook
10398 instead of comptypes.
10400 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10403 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10404 integral and scalar float variables which have a
10407 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10409 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10410 dwarf_register_span hook when emitting unwind information for
10411 register-to-memory saves.
10412 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10413 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10415 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10417 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10418 for the same VAR_DECL.
10420 2008-03-06 Tom Tromey <tromey@redhat.com>
10422 * treelang: Delete.
10423 * doc/standards.texi (Standards): Don't mention treelang.
10424 * doc/invoke.texi (Overall Options): Don't mention treelang.
10425 * doc/install.texi (Prerequisites): Don't mention bison or
10427 (Configuration): Don't mention treelang.
10428 (Building): Likewise.
10429 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10431 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10433 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10434 word-extractions out of a multi-word object.
10436 2008-03-06 Richard Guenther <rguenther@suse.de>
10438 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10439 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10440 result type and precision.
10441 * expr.c (get_inner_reference): Set unsignedp based on the result
10442 type of BIT_FIELD_REF.
10443 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10444 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10445 (try_instantiate_multiple_fields): Likewise. Use the correct type
10447 (sra_build_assignment): Likewise.
10448 (sra_build_elt_assignment): Likewise.
10449 (sra_explode_bitfield_assignment): Likewise.
10450 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10451 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10452 set BIT_FIELD_REF_UNSIGNED.
10453 (vectorizable_load): Likewise.
10455 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10457 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10460 2008-03-06 Richard Guenther <rguenther@suse.de>
10462 * alias.c (struct alias_set_entry): Move has_zero_child field
10463 to pack with alias_set.
10465 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10467 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10470 2008-03-05 Ian Lance Taylor <iant@google.com>
10472 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10474 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10476 * fwprop.c (update_df): Support width and offset parameters of
10478 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10479 global_conflicts): Change DF_REF_EXTRACT to either
10480 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10481 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10482 * df-scan.c (df_ref_record, df_defs_record,
10483 df_ref_create_structure, df_def_record_1, df_uses_record,
10484 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10485 df_bb_refs_collect, df_entry_block_defs_collect,
10486 df_exit_block_uses_collect): Support new width and offset fields.
10487 (ref_extract_pool): New storage pool.
10488 (df_free_ref): New function.
10489 (df_reg_chain_unlink, df_free_collection_rec,
10490 df_sort_and_compress_refs): Call df_free_ref.
10491 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10493 (df_ref_create_structure): Allocate df_ref_extract if offset and
10494 width fields are used.
10495 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10496 (df_uses_record): Get offset and width from ZERO_EXTRACT
10498 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10499 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10500 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10501 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10502 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10503 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10504 (df_ref_extract): New structure.
10505 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10506 (df_ref_create): Add width and offset parameters.
10508 2008-03-05 Richard Guenther <rguenther@suse.de>
10510 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10511 Use ranges_overlap_p.
10512 (offset_overlaps_with_access): Rename
10513 to ranges_overlap_p and move ...
10514 * tree-flow-inline.h (ranges_overlap_p): ... here.
10516 * tree.h (get_inner_reference, handled_component_p): Update
10519 * tree.h (record_component_aliases, get_alias_set,
10520 alias_sets_conflict_p, alias_sets_must_conflict_p,
10521 objects_must_conflict_p): Move declarations ...
10522 * alias.h (record_component_aliases, get_alias_set,
10523 alias_sets_conflict_p, alias_sets_must_conflict_p,
10524 objects_must_conflict_p): ... here.
10525 Include coretypes.h.
10526 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10528 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10530 * cfg.c: Include tree-flow.h.
10531 (remove_edge_raw): Call redirect_edge_var_map_clear.
10532 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10533 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10534 (redirect_edge_var_map_result): New.
10535 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10536 PENDING_STMT use with redirect_edge_var_map_*.
10537 * tree-ssa.c (edge_var_maps): New definition.
10538 (redirect_edge_var_map_add): New.
10539 (redirect_edge_var_map_clear): New.
10540 (redirect_edge_var_map_dup): New.
10541 (redirect_edge_var_map_vector): New.
10542 (redirect_edge_var_map_destroy): New.
10543 (ssa_redirect_edge): Replace PENDING_STMT use with
10544 redirect_edge_var_map_*.
10545 (flush_pending_stmts): Same.
10546 (delete_tree_ssa): Destroy edge var map.
10547 * tree-flow.h (struct _edge_var_map): New.
10548 Define edge_var_map vector type.
10549 Declare redirect_edge_var_map_* prototypes.
10550 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10551 * tree-cfg.c (reinstall_phi_args): Replace
10552 PENDING_STMT use with redirect_edge_var_map_*.
10554 2008-03-05 Richard Guenther <rguenther@suse.de>
10556 PR tree-optimization/35472
10557 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10558 whose single use_stmt has a overlapping set of loaded and
10559 stored symbols as that use_stmt might be a noop assignment then.
10561 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10563 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10565 2008-03-05 Richard Guenther <rguenther@suse.de>
10568 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10569 should be constants.
10570 * tree-cfg.c (verify_expr): Verify it.
10571 * fold-const.c (fold_truthop): Remove code generating
10572 BIT_FIELD_REFs of structure bases.
10573 (fold_binary): Likewise.
10574 (fold_ternary): Position and size of BIT_FIELD_REFs are
10575 always host integers.
10576 (make_bit_field_ref): Remove.
10577 (optimize_bit_field_compare): Remove.
10578 (all_ones_mask_p): Remove.
10580 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10583 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10584 (split_block_and_df_analyze): New. Split basic block and rebuild
10586 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10588 (split_pattern_seq): Likewise.
10589 (erase_matching_seqs): Likewise.
10590 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10592 2008-03-04 Geoff Keating <geoffk@apple.com>
10594 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10595 declaration and code.
10596 (tree_invalid_nonnegative_warnv_p): Likewise.
10598 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10600 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10601 examples. Truncate option-names then causing overfull hbox.
10603 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10606 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10608 * configure: Rebuilt.
10610 2008-03-04 Rafael Espindola <espindola@google.com>
10612 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10613 (tree_unary_nonnegative_warnv_p): New.
10614 (tree_binary_nonnegative_warnv_p): New.
10615 (tree_single_nonnegative_warnv_p): New.
10616 (tree_invalid_nonnegative_warnv_p): New.
10617 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10619 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10622 * opts.c (handle_option): Postpone 'unknown option' errors only for
10625 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10628 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10631 2008-03-04 Rafael Espindola <espindola@google.com>
10633 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10634 (tree_binary_nonzero_warnv_p): New.
10635 (tree_single_nonzero_warnv_p): New.
10636 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10638 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10640 PR middle-end/35456
10641 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10642 transformations for modes that have signed zeros.
10643 * ifcvt.c (noce_try_abs): Ditto.
10645 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10647 * config/i386/i386.c (override_options): Force
10648 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10650 2008-03-04 Jan Hubicka <jh@suse.cz>
10653 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10656 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10658 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10659 label to probe the stack.
10661 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10663 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10664 (__gthr_win32_mutex_destroy): Declare.
10665 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10666 __gthr_win32_mutex_destroy.
10667 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10669 2008-03-03 Jan Hubicka <jh@suse.cz>
10672 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10673 aggressive on inlining cold calls.
10675 2008-03-03 Richard Guenther <rguenther@suse.de>
10677 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10678 struct copies into the expression table.
10679 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10680 (try_to_simplify): Likewise.
10681 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10682 integral and pointer arguments which do not change the
10683 precision to NOP_EXPRs.
10684 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10685 VIEW_CONVERT_EXPR case.
10687 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10689 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10690 defined in a loop at depth 0 is invariant.
10691 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10692 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10693 be called at loop depth 0.
10695 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10698 * gcc.c (process_command): Update copyright notice dates.
10699 * gcov.c (print_version): Likewise.
10700 * gcov-dump.c (print_version): Likewise.
10701 * mips-tfile.c (main): Likewise.
10702 * mips-tdump.c (main): Likewise.
10704 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10707 * c-common.c (flag_permissive): Delete.
10708 (constant_expression_warnings): Check flags first.
10709 (constant_expression_error): New.
10710 * c-common.h (flag_permissive): Delete.
10711 (constant_expression_error): Declare.
10712 * flags.h (flag_permissive): Declare. Update description.
10713 * diagnostic.c (pedwarn): Update.
10715 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10716 (permissive_error_kind): New.
10717 * toplev.c (flag_permissive): Define. Update description.
10718 * toplev.h (permissive_error_kind): Declare.
10719 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10720 (pedwarn_c90): Use pedantic_warning_kind.
10721 * c-opts.c (c_common_post_options): flag_permissive does not affect
10722 flag_pedantic_errors.
10724 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10726 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10727 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10728 __absvsi2, __absvDI2): Use unsigned arithmetic.
10730 2008-03-02 Andi Kleen <ak@suse.de>
10731 Richard Guenther <rguenther@suse.de>
10733 * struct-equiv.c: Remove file.
10734 * cfg_cleanup.c (condjump_equiv_p): Remove.
10735 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10736 (struct-equiv.o): Remove rule.
10737 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10738 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10739 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10741 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10743 * ifcvt.c (noce_process_if_block): Try to handle only the then
10744 block if the else block exists but isn't suitable.
10746 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10749 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10750 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10751 regression from previous patch.
10753 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10756 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10758 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10759 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10760 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10761 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10762 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10763 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10764 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10765 (__gthread_mutex_destroy_function): Rename to
10766 __gthread_mutex_destroy.
10767 * gthr-dce.h (__gthread_mutex_destroy): Call
10768 pthread_mutex_destroy.
10769 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10770 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10771 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10773 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10775 * df-scan.c (df_ref_chain_change_bb): Simplify.
10776 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10777 set_block_for_insn if there's any change.
10778 * df.h ((df_insn_change_bb): Fix prototype.
10779 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10780 df_insn_change_bb, don't call set_block_for_insn.
10781 * emit-rtl.c (reorder_insns): Likewise.
10782 * haifa-sched.c (move_insn): Likewise.
10784 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10786 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10788 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10790 * tree-flow-inline.h (next_readonly_imm_use): Return
10791 NULL_USE_OPERAND_P after the end.
10793 2008-03-01 Richard Guenther <rguenther@suse.de>
10795 PR tree-optimization/35411
10796 * tree-sra.c (sra_build_assignment): Split conversion to
10797 final type to a separate statement if we are not assigning
10800 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10802 * fold-const.c (fold_convertible_p): Correct the logic to follow
10803 that in fold_convert().
10805 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10808 * tree-inline.c (build_duplicate_type): When we make a
10809 duplicate type, make it unique in the canonical types system.
10811 2008-02-29 Tom Tromey <tromey@redhat.com>
10813 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10814 input_file_stack_history, input_file_stack_restored): Remove.
10815 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10816 * input.h (struct file_stack): Remove.
10817 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10818 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10820 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10822 (diagnostic_last_module_changed): Add 'map' argument.
10823 (diagnostic_set_last_function): Likewise.
10824 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10825 line map, not input_file_stack.
10826 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10828 2008-02-29 Paul Brook <paul@codesourcery.com>
10830 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10832 2008-02-29 Paul Brook <paul@codesourcery.com>
10834 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10836 2008-02-29 Richard Guenther <rguenther@suse.de>
10838 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10840 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10841 value for comparing for a store match.
10842 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10843 (try_to_simplify): Do not do a full-blown reference lookup.
10845 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10847 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10848 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10850 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10852 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10854 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10855 strides against cache sizes.
10857 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10859 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10862 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10864 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10865 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10866 is smaller than the original promoted value.
10867 (simplify_subreg): If OP is a SUBREG, try to preserve its
10868 SUBREG_PROMOTED_VAR_P information.
10870 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10872 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10873 (VN_INFO_GET): Allocate new objects on the obstack.
10874 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10875 for rpo_numbers_temp, for consistency.
10876 (free_scc_vn): Free the obstack.
10878 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10880 * doc/invoke.texi: Document -ftree-loop-distribution.
10881 * tree-loop-distribution.c: New.
10882 * tree-pass.h (pass_loop_distribution): New.
10883 * graphds.h (struct graph): Add htab_t indices.
10884 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10885 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10886 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10887 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10888 * tree-data-ref.c (debug_data_dependence_relations): New.
10889 (dump_data_dependence_relation): Also print data references.
10890 (free_data_ref): Extern.
10891 (same_access_functions): Moved...
10892 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10893 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10894 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10895 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10896 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10897 (stmts_from_loop): Skip LABEL_EXPR.
10898 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10900 (build_rdg): Initialize rdg->indices htab.
10901 (free_rdg, stores_from_loop, ref_base_address,
10902 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10903 have_similar_memory_accesses_1, ref_base_address_1,
10904 remove_similar_memory_refs): New.
10905 * tree-data-ref.h: Depend on tree-chrec.h.
10906 (debug_data_dependence_relations, free_data_ref): Declared.
10907 (same_access_functions): ... here.
10908 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10910 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10911 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10912 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10913 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10914 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10915 rdg_vertex_for_stmt): Declared.
10916 (struct rdg_edge): Add level.
10918 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10919 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10921 (rdg_has_similar_memory_accesses): New.
10922 * tree-vect-analyze.c: Remove unused static decls.
10923 * lambda.h (dependence_level): New.
10924 * common.opt (ftree-loop-distribution): New.
10925 * tree-flow.h (mark_virtual_ops_in_bb,
10926 slpeel_tree_duplicate_loop_to_edge_cfg,
10927 rename_variables_in_loop): Declared.
10928 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10929 (OBJS-common): Add tree-loop-distribution.o.
10930 (tree-loop-distribution.o): New rule.
10931 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10932 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10933 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10935 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10938 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10939 other than structures and unions.
10941 2008-02-28 Richard Guenther <rguenther@suse.de>
10944 2008-02-26 Richard Guenther <rguenther@suse.de>
10946 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10947 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10948 (lookup_decl_from_uid): Declare.
10949 (remove_decl_from_map): Likewise.
10950 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10951 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10952 (decl_for_uid_map): New global hashtable mapping DECL_UID
10954 (init_ttree): Allocate it.
10955 (insert_decl_to_uid_decl_map): New helper function.
10956 (make_node_stat): Insert new decls into the map.
10957 (copy_node_stat): Likewise.
10958 (lookup_decl_from_uid): New function.
10959 (remove_decl_from_map): Likewise.
10960 (print_decl_for_uid_map_statistics): New helper.
10961 (dump_tree_statistics): Call it.
10963 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10964 (referenced_var_iterator): Adjust.
10965 (FOR_EACH_REFERENCED_VAR): Adjust.
10966 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10967 (num_referenced_vars): Adjust.
10968 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10969 (first_referenced_var): Remove.
10970 (end_referenced_vars_p): Likewise.
10971 (next_referenced_var): Likewise.
10972 (referenced_var_iterator_set): New helper function.
10973 * tree-dfa.c (referenced_var_lookup): Adjust.
10974 (referenced_var_check_and_insert): Likewise.
10975 (remove_referenced_var): Likewise.
10976 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10977 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10978 (verify_call_clobbering): Likewise.
10979 (verify_memory_partitions): Likewise.
10980 (init_tree_ssa): Allocate bitmap instead of hashtable for
10982 (delete_tree_ssa): Adjust.
10983 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10984 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10985 (compute_tag_properties): Likewise.
10986 (set_initial_properties): Likewise.
10987 (find_partition_for): Likewise.
10988 (update_reference_counts): Likewise.
10989 (dump_may_aliases_for): Likewise.
10990 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10991 (add_call_clobber_ops): Likewise.
10992 (add_call_read_ops): Likewise.
10993 (get_asm_expr_operands): Likewise.
10994 * tree-into-ssa.c (dump_decl_set): Likewise.
10995 (update_ssa): Likewise.
10996 * tree-sra.c (scan_function): Likewise.
10997 (decide_instantiations): Likewise.
10998 (scalarize_parms): Likewise.
10999 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11000 (dsa_named_for): Likewise.
11001 * tree-ssa-structalias.c (update_alias_info): Likewise.
11002 (merge_smts_into): Likewise.
11004 2008-02-27 David Daney <ddaney@avtrex.com>
11007 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11008 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11009 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11010 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11011 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11013 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11016 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11017 (BUILT_IN_NEXTTOWARD): Remove.
11018 (BUILT_IN_NEXTTOWARDF): Ditto.
11019 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11020 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11022 2008-02-27 Tom Tromey <tromey@redhat.com>
11024 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11025 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11027 2008-02-27 Jan Beulich <jbeulich@novell.com>
11029 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11030 update the respective field on newdecl.
11032 2008-02-27 Revital Eres <eres@il.ibm.com>
11034 PR rtl-optimization/34999
11035 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11036 crossing edges that ends with a call insn.
11037 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11038 call insn and clear the EDGE_CROSSING flag of the crossing edge
11039 when fixing fallthru edges.
11041 2008-02-27 Richard Guenther <rguenther@suse.de>
11043 PR middle-end/35390
11044 * fold-const.c (fold_unary): Return the correct argument,
11045 converted to the result type.
11047 2008-02-27 Richard Guenther <rguenther@suse.de>
11049 PR middle-end/34971
11050 * expr.c (expand_expr_real_1): Assert on rotates that operate
11052 * fold-const.c (fold_binary): Use the types precision, not the
11053 bitsize of the mode if folding rotate expressions. Build rotates
11054 only for full modes.
11056 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11058 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11059 and CPP_PRAGMA_EOL.
11060 * c-pragma.c (pragma_ns_name): New typedef.
11061 (registered_pp_pragmas): New variable.
11062 (c_pp_lookup_pragma): New function.
11063 (c_register_pragma_1): If flag_preprocess_only, do nothing
11064 for non-expanded pragmas, for expanded ones push pragma's
11065 namespace and name into registered_pp_pragmas vector.
11066 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11067 flag_preprocess_only, don't register GCC pch_preprocess
11068 pragma if flag_preprocess_only.
11069 * c-opts.c (c_common_init): Call init_pragma even if
11070 flag_preprocess_only.
11071 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11072 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11073 cpp_register_pragma if flag_preprocess_only.
11075 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11078 * c-parser.c (c_parser_translation_unit): Warn for empty
11079 translation unit, not empty source file.
11081 2008-02-26 Paul Brook <paul@codesourcery.com>
11083 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11084 operand for Thumb-2.
11085 * config/arm/arm.h (reg_class): Add CORE_REGS.
11086 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11087 (BASE_REG_CLASS): Use CORE_REGS.
11088 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11089 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11090 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11091 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11092 ARM_REGNO_OK_FOR_INDEX_P.
11093 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11094 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11095 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11096 (ldm/stm peepholes): Ditto.
11097 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11098 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11099 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11100 * config/arm/constraints.md: Enable "k" constraint on ARM.
11102 2008-02-27 Ben Elliston <bje@au.ibm.com>
11104 * config/rs6000/rs6000.c: Annotate cache line size field in all
11105 instances of struct processor_costs.
11107 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11109 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11110 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11111 jump_bypass): New counters.
11112 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11113 * dce.c (gate_ud_dce): Same.
11114 (gate_fast_dce): Same.
11115 * dse.c (gate_dse1): New function.
11116 (gate_dse2): New function.
11117 (gate_dse): Merge results of new gate functions.
11118 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11119 (gate_handle_jump_bypass): Add dbg_cnt.
11120 (gate_handle_gcse): Add dbg_cnt.
11121 * ifcvt.c (gate_handle_if_conversion): Same.
11122 (gate_handle_if_after_combine): Same.
11123 (gate_handle_if_after_reload): Same.
11124 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11126 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11128 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11130 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11132 2008-02-26 Jason Merrill <jason@redhat.com>
11135 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11136 alone if it's the naming decl for the type's main variant.
11138 2008-02-26 Tom Tromey <tromey@redhat.com>
11140 * system.h (USE_MAPPED_LOCATION): Poison.
11141 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11142 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11143 (make_goto_expr_edges): Likewise.
11144 (remove_bb): Likewise.
11145 (execute_warn_function_return): Likewise.
11146 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11148 * c-common.c (fname_decl): Remove old location code.
11149 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11151 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11153 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11154 (gen_rtx_ASM_INPUT): Likewise.
11155 (gen_rtx_ASM_INPUT_loc): Likewise.
11156 (get_rtx_asm_OPERANDS): Remove.
11157 * cfglayout.c (insn_locators_alloc): Remove old location code.
11158 (set_curr_insn_source_location): Likewise.
11159 (curr_insn_locator): Likewise.
11160 * print-tree.c (print_node): Remove old location code.
11161 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11162 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11163 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11164 location_from_locus.
11165 (construct_exit_block): Remove old location code.
11166 * emit-rtl.c (force_next_line_note): Remove old location code.
11167 * profile.c (branch_prob): Remove old location code.
11168 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11169 LOC_LINE): Remove old-location variants.
11170 * langhooks.c (lhd_print_error_function): Remove old location
11172 * configure, config.in: Rebuilt.
11173 * configure.ac (--enable-mapped-location): Remove.
11174 * c-decl.c (c_init_decl_processing): Remove old location code.
11175 (finish_function): Likewise.
11176 * recog.c (decode_asm_operands): Remove old location code.
11177 * c-pch.c (c_common_read_pch): Remove old location code.
11178 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11180 * gimple-low.c (lower_function_body): Remove old location code.
11181 * toplev.c (unknown_location): Remove.
11182 (push_srcloc): Remove old-location variant.
11183 (process_options): Remove old location code.
11184 (lang_dependent_init): Likewise.
11185 * input.h (UNKNOWN_LOCATION): Move definition.
11186 (location_t): Undeprecate.
11187 (source_locus): Remove.
11188 (location_from_locus): Remove.
11189 (struct location_s): Remove.
11190 Remove all old-location code.
11191 (input_line, input_filename): Remove.
11192 * final.c (final_scan_insn): Remove old location code.
11193 * diagnostic.c (diagnostic_build_prefix): Remove
11194 USE_MAPPED_LOCATION test.
11195 * tree.h (gimple_stmt) <locus>: Now a location_t.
11196 (tree_exp) <locus>: Likewise.
11197 (DECL_IS_BUILTIN): Remove old-location variant.
11198 (annotate_with_file_line, annotate_with_locus): Likewise.
11199 (expr_locus, set_expr_locus): Update.
11200 * tree.c (build1_stat): Remove old location code.
11201 (last_annotated_node): Remove.
11202 (annotate_with_file_line): Remove old-location variant.
11203 (annotate_with_locus): Likewise.
11204 (expr_location): Remove old location code.
11205 (set_expr_location): Likewise.
11206 (expr_has_location): Likewise.
11207 (expr_locus): Likewise.
11208 (set_expr_locus): Likewise.
11209 (expr_filename): Don't use location_from_locus.
11210 (expr_lineno): Likewise.
11211 * rtl-error.c (location_for_asm): Remove old location code.
11212 * c-lex.c (cb_line_change): Remove old location code.
11213 (fe_file_change): Likewise.
11214 (cb_def_pragma): Likewise.
11215 (c_lex_with_flags): Likewise.
11216 * gengtype.c (do_typedef): Don't special-case location types.
11217 (define_location_structures): Remove.
11218 (main): Don't call define_location_structures.
11219 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11222 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11225 * builtins.def (BUILT_IN_STDARG_START): Remove.
11226 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11227 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11228 * tree-inline.c (inline_forbidden_p_1): Likewise.
11230 2008-02-26 Richard Guenther <rguenther@suse.de>
11232 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11233 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11234 (lookup_decl_from_uid): Declare.
11235 (remove_decl_from_map): Likewise.
11236 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11237 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11238 (decl_for_uid_map): New global hashtable mapping DECL_UID
11240 (init_ttree): Allocate it.
11241 (insert_decl_to_uid_decl_map): New helper function.
11242 (make_node_stat): Insert new decls into the map.
11243 (copy_node_stat): Likewise.
11244 (lookup_decl_from_uid): New function.
11245 (remove_decl_from_map): Likewise.
11246 (print_decl_for_uid_map_statistics): New helper.
11247 (dump_tree_statistics): Call it.
11249 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11250 (referenced_var_iterator): Adjust.
11251 (FOR_EACH_REFERENCED_VAR): Adjust.
11252 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11253 (num_referenced_vars): Adjust.
11254 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11255 (first_referenced_var): Remove.
11256 (end_referenced_vars_p): Likewise.
11257 (next_referenced_var): Likewise.
11258 (referenced_var_iterator_set): New helper function.
11259 * tree-dfa.c (referenced_var_lookup): Adjust.
11260 (referenced_var_check_and_insert): Likewise.
11261 (remove_referenced_var): Likewise.
11262 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11263 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11264 (verify_call_clobbering): Likewise.
11265 (verify_memory_partitions): Likewise.
11266 (init_tree_ssa): Allocate bitmap instead of hashtable for
11268 (delete_tree_ssa): Adjust.
11269 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11270 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11271 (compute_tag_properties): Likewise.
11272 (set_initial_properties): Likewise.
11273 (find_partition_for): Likewise.
11274 (update_reference_counts): Likewise.
11275 (dump_may_aliases_for): Likewise.
11276 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11277 (add_call_clobber_ops): Likewise.
11278 (add_call_read_ops): Likewise.
11279 (get_asm_expr_operands): Likewise.
11280 * tree-into-ssa.c (dump_decl_set): Likewise.
11281 (update_ssa): Likewise.
11282 * tree-sra.c (scan_function): Likewise.
11283 (decide_instantiations): Likewise.
11284 (scalarize_parms): Likewise.
11285 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11286 (dsa_named_for): Likewise.
11287 * tree-ssa-structalias.c (update_alias_info): Likewise.
11288 (merge_smts_into): Likewise.
11290 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11293 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11294 * c-opts.c (c_common_handle_option): Wall enables
11295 Wvolatile-register-var.
11296 * common.opt: Move Wvolatile-register-var to...
11299 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11301 * common.opt (Wlarger-than=): New.
11302 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11304 * opts.c (common_handle_option): Handle -Wlarger-than=.
11305 * optc-gen.awk: Likewise.
11306 * opth-gen.awk: Likewise.
11307 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11308 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11310 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11312 * c-common.c (match_case_to_enum_1): Add appropriate
11313 OPT_W* parameter to warning.
11314 (c_do_switch_warnings): Likewise.
11315 * c-typeck.c (warning_init): Add one more parameter following
11316 'warning' function.
11317 (push_init_level): Update call to warning_init.
11318 (pop_init_level): Likewise.
11319 (add_pending_init): Likewise.
11320 (output_init_element: Likewise.
11322 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11325 * toplev.c (toplev_main): If there are warnings or error, print
11326 errors for ignored options.
11327 * opts.c (ignored_options): New static variable.
11328 (postpone_unknown_option_error): New.
11329 (print_ignored_options): New.
11330 (handle_option): Postpone errors for unknown -Wno-* options.
11331 * opts.h (print_ignored_options): Declare.
11333 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11335 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11338 2008-02-25 Richard Guenther <rguenther@suse.de>
11341 2008-02-25 Richard Guenther <rguenther@suse.de>
11343 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11344 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11345 (lookup_decl_from_uid): Declare.
11346 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11347 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11348 (decl_for_uid_map): New global hashtable mapping DECL_UID
11350 (init_ttree): Allocate it.
11351 (insert_decl_to_uid_decl_map): New helper function.
11352 (make_node_stat): Insert new decls into the map.
11353 (copy_node_stat): Likewise.
11354 (lookup_decl_from_uid): New function.
11355 (print_decl_for_uid_map_statistics): New helper.
11356 (dump_tree_statistics): Call it.
11358 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11359 (referenced_var_iterator): Adjust.
11360 (FOR_EACH_REFERENCED_VAR): Adjust.
11361 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11362 (num_referenced_vars): Adjust.
11363 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11364 (first_referenced_var): Remove.
11365 (end_referenced_vars_p): Likewise.
11366 (next_referenced_var): Likewise.
11367 (referenced_var_iterator_set): New helper function.
11368 * tree-dfa.c (referenced_var_lookup): Adjust.
11369 (referenced_var_check_and_insert): Likewise.
11370 (remove_referenced_var): Likewise.
11371 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11372 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11373 (verify_call_clobbering): Likewise.
11374 (verify_memory_partitions): Likewise.
11375 (init_tree_ssa): Allocate bitmap instead of hashtable for
11377 (delete_tree_ssa): Adjust.
11378 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11379 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11380 (compute_tag_properties): Likewise.
11381 (set_initial_properties): Likewise.
11382 (find_partition_for): Likewise.
11383 (update_reference_counts): Likewise.
11384 (dump_may_aliases_for): Likewise.
11385 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11386 (add_call_clobber_ops): Likewise.
11387 (add_call_read_ops): Likewise.
11388 (get_asm_expr_operands): Likewise.
11389 * tree-into-ssa.c (dump_decl_set): Likewise.
11390 (update_ssa): Likewise.
11391 * tree-sra.c (scan_function): Likewise.
11392 (decide_instantiations): Likewise.
11393 (scalarize_parms): Likewise.
11394 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11395 (dsa_named_for): Likewise.
11396 * tree-ssa-structalias.c (update_alias_info): Likewise.
11397 (merge_smts_into): Likewise.
11399 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11402 * doc/invoke.texi (-fcx-limited-range): Document new option.
11403 * toplev.c (process_options): Handle -fcx-fortran-rules.
11404 * common.opt: Add documentation for -fcx-fortran-rules.
11406 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11409 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11410 actual behaviour and C99.
11412 2008-02-26 Ben Elliston <bje@au.ibm.com>
11414 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11415 (ASM_CPU_POWER6_SPEC): Likewise.
11416 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11417 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11418 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11420 2008-02-25 Richard Guenther <rguenther@suse.de>
11422 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11423 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11424 (lookup_decl_from_uid): Declare.
11425 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11426 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11427 (decl_for_uid_map): New global hashtable mapping DECL_UID
11429 (init_ttree): Allocate it.
11430 (insert_decl_to_uid_decl_map): New helper function.
11431 (make_node_stat): Insert new decls into the map.
11432 (copy_node_stat): Likewise.
11433 (lookup_decl_from_uid): New function.
11434 (print_decl_for_uid_map_statistics): New helper.
11435 (dump_tree_statistics): Call it.
11437 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11438 (referenced_var_iterator): Adjust.
11439 (FOR_EACH_REFERENCED_VAR): Adjust.
11440 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11441 (num_referenced_vars): Adjust.
11442 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11443 (first_referenced_var): Remove.
11444 (end_referenced_vars_p): Likewise.
11445 (next_referenced_var): Likewise.
11446 (referenced_var_iterator_set): New helper function.
11447 * tree-dfa.c (referenced_var_lookup): Adjust.
11448 (referenced_var_check_and_insert): Likewise.
11449 (remove_referenced_var): Likewise.
11450 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11451 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11452 (verify_call_clobbering): Likewise.
11453 (verify_memory_partitions): Likewise.
11454 (init_tree_ssa): Allocate bitmap instead of hashtable for
11456 (delete_tree_ssa): Adjust.
11457 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11458 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11459 (compute_tag_properties): Likewise.
11460 (set_initial_properties): Likewise.
11461 (find_partition_for): Likewise.
11462 (update_reference_counts): Likewise.
11463 (dump_may_aliases_for): Likewise.
11464 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11465 (add_call_clobber_ops): Likewise.
11466 (add_call_read_ops): Likewise.
11467 (get_asm_expr_operands): Likewise.
11468 * tree-into-ssa.c (dump_decl_set): Likewise.
11469 (update_ssa): Likewise.
11470 * tree-sra.c (scan_function): Likewise.
11471 (decide_instantiations): Likewise.
11472 (scalarize_parms): Likewise.
11473 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11474 (dsa_named_for): Likewise.
11475 * tree-ssa-structalias.c (update_alias_info): Likewise.
11476 (merge_smts_into): Likewise.
11478 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11481 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11482 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11483 * alias.h (nonoverlapping_memrefs_p): Likewise.
11485 2008-02-25 Jan Beulich <jbeulich@novell.com>
11487 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11488 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11489 __emultls_get_address, __emultls_register_common,
11490 __floatundi?f, and _Unwind_GetIPInfo.
11491 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11492 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11493 (gen_regparm_prefix): Likewise.
11494 (i386_nlm_encode_section_info): Sync with
11495 config/i386/winnt.c:i386_pe_encode_section_info().
11496 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11497 i386_nlm_mangle_decl_assembler_name): New.
11498 (netware_override_options): New.
11499 * config/i386/netware.h (netware_override_options): Declare.
11500 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11501 (i386_nlm_mangle_decl_assembler_name): Declare.
11502 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11504 2008-02-25 Ben Elliston <bje@au.ibm.com>
11507 * c-decl.c (grokdeclarator): Remove unused local variables
11508 `typedef_type' and `type_as_written'.
11510 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11511 unused local variable `has_hot_blocks'.
11512 (fix_crossing_conditional_branches): Remove unused local variable
11515 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11517 PR middle-end/19984
11518 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11519 using DEF_C99_BUILTIN.
11520 (BUILT_IN_NANF): Ditto.
11521 (BUILT_IN_NANL): Ditto.
11523 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11524 Revital Eres <eres@il.ibm.com>
11526 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11527 regarding the order of two dependent insns in the same row.
11529 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11531 * stor-layout.c (layout_decl): Do not bump the alignment of a
11532 bit-field to more than byte alignment if it is packed.
11534 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11536 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11539 2008-02-24 Diego Novillo <dnovillo@google.com>
11541 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11544 * tree-vrp.c (vrp_evaluate_conditional): With
11545 -Wtype-limits, emit a warning when comparing against a
11546 constant outside the natural range of OP0's type.
11547 * c.opt (Wtype-limits): Move ...
11548 * common.opt (Wtype-limits): ... here.
11550 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11552 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11553 * config/rs6000/e300c2c3.md: New file.
11554 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11556 (rs6000_override_options): Add e300c2 and e300c3 cases to
11557 processor_target_table. Do not allow usage of Altivec or Spe
11558 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11559 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11560 * config/rs6000/rs6000.h (processor_type): Add
11561 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11562 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11563 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11564 and ppce300c3. Include e300c2c3.md.
11566 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11568 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11569 instead of TARGET_STRICT_ALIGN.
11571 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11573 * explow.c (memory_address): Assert that the generated address is
11576 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11579 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11580 * config/darwin-ppc-ldouble-patch.def: New file.
11581 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11582 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11583 SUBTARGET_INIT_BUILTINS if defined.
11584 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11587 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11590 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11591 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11593 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11596 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11597 file" warning condtional on -Winvalid-PCH.
11599 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11601 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11603 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11607 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11608 prevent reload from using MMX registers.
11609 (*mov<mode>_internal): Ditto.
11610 (*movv2sf_internal_rex64): Ditto.
11611 (*movv2sf_internal): Ditto.
11613 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11615 PR documentation/31569
11616 * doc/install.texi2html: Use makeinfo --no-number-sections.
11618 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11620 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11621 ensure that we can address an entire entity > 8 bytes. Don't
11622 generate reg+reg addressing for such data.
11624 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11626 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11627 strings when optimizing for size, unless the target cares about
11630 2008-02-22 Tom Tromey <tromey@redhat.com>
11632 * regclass.c (current_pass): Remove declaration.
11634 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11636 * config/avr/libgcc.S (__RAMPZ__): Define.
11637 (__do_copy_data): Add for devices with 128KB code memory.
11639 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11641 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11643 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11645 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11647 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11650 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11653 * c-typeck.c (build_binary_op): Warn about floating point
11654 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11656 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11659 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11660 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11662 (rs6000_override_options): Set altivec_abi as default, not override,
11663 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11664 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11665 is used; use new member spe_abi.
11666 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11667 spe_abi and altivec_abi.
11669 2008-02-22 Tomas Bily <tbily@suse.cz>
11671 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11673 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11676 * config.build (build_file_translate): Set to `CMD //c' only if
11678 * Makefile.in (build_file_translate): Improve comment.
11680 2008-02-21 Jan Hubicka <jh@suse.cz>
11682 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11683 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11684 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11686 2008-02-21 Michael Matz <matz@suse.de>
11689 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11691 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11693 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11694 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11695 as insn constraint.
11696 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11697 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11698 SSE_VEC_FLOAT_MODE_P as insn constraint.
11699 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11700 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11701 sse4a_movntdf using MODEF mode iterator.
11702 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11703 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11704 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11705 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11706 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11707 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11708 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11710 2008-02-21 Richard Guenther <rguenther@suse.de>
11712 * tree.def (PAREN_EXPR): New tree code.
11713 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11715 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11716 * expr.c (expand_expr_real_1): Likewise.
11717 * tree-inline.c (estimate_num_insns_1): Likewise.
11718 * tree-complex.c (expand_complex_move): Likewise.
11719 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11722 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11725 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11727 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11730 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11732 * config/sh/sh.c (find_barrier): Don't go past
11733 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11735 2008-02-20 DJ Delorie <dj@redhat.com>
11737 * config/h8300/h8300.md (insv): Force source operand to be a register.
11739 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11740 as a jump, not as a plain insn.
11742 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11744 * doc/invoke.texi (Warning Options): Add new option
11745 -Wframe-larger-than=.
11746 (-Wframe-larger-than): Document.
11748 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11749 Add declarations for new option variables.
11751 * final.c (final_start_function): Check the frame size
11752 before emission and issue a Wframe-larger-than warning.
11754 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11755 Add definitions for new option variables.
11756 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11758 * common.opt (Wframe-larger-than=): New option.
11760 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11763 (<sse>_div<mode>3): Ditto.
11764 (<sse>_vmdiv<mode>3): Ditto.
11765 (<sse>_vmsqrt<mode>2): Ditto.
11766 (*smax<mode>3): Ditto.
11767 (sse5_frcz<mode>2): Ditto.
11768 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11769 as insn constraint.
11771 2008-02-20 Richard Guenther <rguenther@suse.de>
11773 PR middle-end/35265
11774 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11775 be happy with INTEGRAL_TYPE_P.
11777 2008-02-20 Richard Guenther <rguenther@suse.de>
11779 * fold-const.c (split_tree): Associate floatig-point expressions
11780 if flag_associative_math is set.
11782 2008-02-20 Richard Guenther <rguenther@suse.de>
11784 * tree.h (fold_real_zero_addition_p): Declare.
11785 * fold-const.c (fold_real_zero_addition_p): Export.
11786 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11787 floating-point operations with zero and one.
11789 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11791 * doc/install.texi: Correct references to CFLAGS, replacing them
11792 with BOOT_CFLAGS. Document flags used during bootstrap for
11795 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11797 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11798 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11799 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11801 (smin<mode>3): Ditto from similar patterns.
11802 (smax<mode>3): Ditto.
11803 (*ieee_smin<mode>3): Ditto.
11804 (*ieee_smax<mode>3): Ditto.
11805 * config/i386/sse.md (sse): New mode attribute.
11806 (mov<mode>): Macroize expander from movv4sf and movv2df using
11807 SSEMODEF2P mode iterator.
11808 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11809 SSE_VEC_FLOAT_MODE_P as insn constraint.
11810 (storent<mode>): Ditto.
11811 (storent<mode>): Macroize expander from storentsf and storentdf using
11812 MODEF mode iterator.
11813 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11814 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11815 (abs<mode>2): Ditto from similar patterns.
11816 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11817 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11818 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11819 (<sse>_vmsqrt<mode>2): Ditto.
11820 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11821 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11822 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11823 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11824 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11825 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11826 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11828 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11829 iterator and SSE_FLOAT_MODE_P as insn constraint.
11830 (<sse>_ucomi): Ditto from similar patterns.
11831 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11832 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11833 SSE_VEC_FLOAT_MODE_P as insn constraint.
11834 (vcond<mode>): Ditto from similar patterns.
11835 (and<mode>3, *and<mode>3): Ditto.
11836 (<sse>_nand<mode>3): Ditto.
11837 (ior<mode>3, *ior<mode>3): Ditto.
11838 (xor<mode>3, *xor<mode>3): Ditto.
11839 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11840 iterator and SSE_FLOAT_MODE_P as insn constraint.
11841 (*nand<mode>3): Ditto from similar patterns.
11842 (*ior<mode>3): Ditto.
11843 (*xor<mode>3): Ditto.
11845 2008-02-20 Ira Rosen <irar@il.ibm.com>
11847 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11848 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11849 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11851 2008-02-19 Jan Hubicka <jh@suse.cz>
11853 * predict.c (tree_bb_level_predictions): Remove variable next
11854 mistakely introduced by previous commit.
11856 2008-02-19 Jan Hubicka <jh@suse.cz>
11858 * predict.c (predict_paths_leading_to): Rewrite.
11859 (predict_paths_for_bb): New.
11860 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11862 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11865 * Makefile.in (build_file_translate): New.
11866 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11867 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11868 * configure.ac (build_file_translate): Substitute it.
11869 * configure: Regenerate.
11871 2008-02-19 Jan Hubicka <jh@suse.cz>
11873 PR rtl-optimization/34408
11874 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11877 2008-02-19 Jan Hubicka <jh@suse.cz>
11879 PR middle-end/28779
11880 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11883 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11886 * config/i386/i386-modes.def: Revert the last DI alignment
11887 change until Ada people can look into it.
11889 2008-02-19 Nick Clifton <nickc@redhat.com>
11891 * opts.c (print_specific_help): Fix typo in --help text.
11893 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11896 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11897 32-bit inline asm without asm alternatives for host GCC < 3.0.
11899 2008-02-19 Richard Guenther <rguenther@suse.de>
11901 PR tree-optimization/34989
11902 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11903 Allow propagation to INDIRECT_REF if we can simplify only.
11905 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11907 * c-common.c (warn_for_collisions_1): Use appropriate option when
11910 2008-02-19 Nick Clifton <nickc@redhat.com>
11913 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11914 (handle_options): Fix indentation.
11915 (print_filtered_help): If no language-specific options were
11916 displayed tell the user how to list all the options supported by
11917 the language's front-end.
11918 (print_specific_help): Fix indentation and remove duplicate line.
11919 (common_handle_option): Handle the -v option.
11920 For --help enable the display of undocumented options if the -v
11921 switch has been included on the command line.
11922 For --help= check for overlaps in the arguments between the option
11923 classes and the language names and issue a warning when they
11924 cannot be disambiguated.
11925 * c.opt (v): Pass on to the common option handler.
11927 2008-02-19 Revital Eres <eres@il.ibm.com>
11929 * modulo-sched.c (sms_schedule): Change dump message when
11930 create_ddg function fails.
11931 (try_scheduling_node_in_cycle): Rename row to cycle.
11932 (print_partial_schedule): Rename CYCLE to ROW.
11934 2008-02-19 Christian Bruel <christian.bruel@st.com>
11935 Zdenek Dvorak <ook@ucw.cz>
11937 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11939 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11942 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11943 (*x86_movdicc_0_m1_se): Ditto.
11945 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11947 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11948 (CMPtype): Define as __gcc_CMPtype.
11949 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11950 (CMPtype): Define as __gcc_CMPtype.
11952 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11954 Support valgrind 3.3 for --enable-checking=valgrind.
11955 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11957 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11958 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11959 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11960 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11961 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11962 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11963 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11965 * ggc-zone.c: Similar.
11966 * ggc-page.c: Similar.
11968 2008-02-19 Paul Brook <paul@codesourcery.com>
11971 * config/arm/ieee754-df.S: Fix do_it typo.
11972 * config/arm/ieee754-sf.S: Fix do_it typo.
11974 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11977 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11978 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11979 (OPTION_MASK_ISA_SSE_SET): Likewise.
11980 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11981 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11982 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11983 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11984 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11985 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11986 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11987 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11988 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11989 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11990 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11991 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11992 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11993 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11994 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11995 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11996 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11997 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11998 (OPTION_MASK_ISA_SSE4): Removed.
11999 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12000 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12001 (override_options): Don't turn on implied SSE/MMX bits in
12004 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12006 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12009 2008-02-18 Joey Ye <joey.ye@intel.com>
12011 PR middle-end/34921
12012 * tree-nested.c (insert_field_into_struct): Set type alignment
12013 to field alignment if the former is less than the latter.
12015 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12017 * BASE-VER: Set to 4.4.0.
12019 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12021 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12022 * doc/cfg.texi: Likewise.
12023 * doc/extend.texi: Likewise.
12024 * doc/gty.texi: Likewise.
12025 * doc/invoke.texi: Likewise.
12026 * doc/loop.texi: Likewise.
12027 * doc/md.texi: Likewise.
12028 * doc/passes.texi: Likewise.
12029 * doc/rtl.texi: Likewise.
12030 * doc/sourcebuild.texi: Likewise.
12031 * doc/tm.texi: Likewise.
12032 * doc/tree-ssa.texi: Likewise.
12034 2008-02-17 Richard Guenther <rguenther@suse.de>
12036 PR middle-end/35227
12037 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12038 without default definition.
12040 2008-02-17 Richard Guenther <rguenther@suse.de>
12042 PR tree-optimization/35231
12043 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12046 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12049 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12050 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12051 libgcc_cmp_return mode.
12053 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12056 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12058 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12060 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12063 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12065 * doc/c-tree.texi: Use `@.' where appropriate.
12066 * doc/extend.texi: Likewise.
12067 * doc/install.texi: Likewise.
12068 * doc/invoke.texi: Likewise.
12069 * doc/loop.texi: Likewise.
12070 * doc/makefile.texi: Likewise.
12071 * doc/md.texi: Likewise.
12072 * doc/passes.texi: Likewise.
12073 * doc/standards.texi: Likewise.
12074 * doc/tm.texi: Likewise.
12076 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12078 PR middle-end/35196
12079 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12081 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12082 rather than in entry_bb.
12084 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12086 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12087 libgcc_cmp_return mode.
12089 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12091 PR middle-end/35130
12092 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12093 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12095 2008-02-15 Richard Guenther <rguenther@suse.de>
12096 Zdenek Dvorak <ook@ucw.cz>
12098 PR tree-optimization/35164
12099 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12100 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12101 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12102 Only propagate addresses which do not have abnormal SSA_NAMEs
12105 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12108 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12110 2008-02-15 Jan Hubicka <jh@suse.cz>
12112 PR middle-end/35149
12113 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12115 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12117 PR middle-end/34621
12118 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12119 when calculating alignment_pad.
12121 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12123 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12124 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12125 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12126 and STACK_BOUNDARY define.
12128 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12130 PR preprocessor/35061
12131 * c-pragma.c (handle_pragma_pop_macro): Check that
12132 pushed_macro_table has been allocated.
12134 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12136 PR middle-end/35136
12137 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12138 (force_gimple_operand): Likewise.
12139 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12140 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12141 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12142 (find_interesting_uses_address): Check addressability and alignment
12143 of the base expression only after substituting bases of IVs into it.
12145 2008-02-14 Michael Matz <matz@suse.de>
12148 * function.c (instantiate_virtual_regs_in_insn): Reload address
12149 before falling back to reloading the whole operand.
12151 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12153 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12154 before the first section switch note.
12156 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12158 * doc/bugreport.texi: Update copyright years.
12159 * doc/c-tree.texi: Likewise.
12160 * doc/cfg.texi: Likewise.
12161 * doc/cpp.texi: Likewise.
12162 * doc/cppinternals.texi: Likewise.
12163 * doc/fragments.texi: Likewise.
12164 * doc/frontends.texi: Likewise.
12165 * doc/gcc.texi: Likewise.
12166 * doc/gty.texi: Likewise.
12167 * doc/hostconfig.texi: Likewise.
12168 * doc/implement-c.texi: Likewise.
12169 * doc/libgcc.texi: Likewise.
12170 * doc/loop.texi: Likewise.
12171 * doc/makefile.texi: Likewise.
12172 * doc/options.texi: Likewise.
12173 * doc/passes.texi: Likewise.
12174 * doc/rtl.texi: Likewise.
12175 * doc/sourcebuild.texi: Likewise.
12176 * doc/standards.texi: Likewise.
12177 * doc/tree-ssa.texi: Likewise.
12178 * doc/trouble.texi: Likewise.
12180 * doc/extend.texi: Use @: or add comma where appropriate.
12181 * doc/invoke.texi: Likewise.
12182 * doc/tm.texi: Likewise.
12184 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12187 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12190 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12192 * doc/md.texi (clz, ctz): Add reference.
12193 * doc/rtl.texi (clz, ctz): Likewise.
12195 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12198 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12201 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12203 * config/s390/s390.c (struct constant_pool): New field
12204 emit_pool_after added.
12205 (s390_mainpool_start): Set the emit_pool_after flag according
12206 to the section switch notes.
12207 (s390_mainpool_finish): Consider emit_pool_after when emitting
12208 the literal pool at the end of the function.
12209 (s390_chunkify_start): Force literal pool splits at section
12212 2008-02-13 Michael Matz <matz@suse.de>
12215 * var-tracking.c (clobber_variable_part): Correctly traverse the
12218 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12221 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12222 Add -fdump-ipa-inline.
12223 * tree-dump.c (dump_files): Remove tree-inlined dump.
12224 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12226 2008-02-12 Richard Guenther <rguenther@suse.de>
12228 PR tree-optimization/35171
12229 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12232 2008-02-12 Richard Guenther <rguenther@suse.de>
12234 PR middle-end/35163
12235 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12236 value-preserving mode. Disallow final truncation.
12238 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12240 PR middle-end/35136
12241 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12242 code from here to...
12243 (force_gimple_operand): ...here.
12245 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12248 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12249 non-compatible pointers.
12250 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12251 different FIELD_DECLs, try harder by comparing field offsets, sizes
12254 PR inline-asm/35160
12255 * function.c (match_asm_constraints_1): Don't replace the same input
12258 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12260 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12261 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12262 (expand_epilogue): Restore RAMPZ register.
12263 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12265 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12267 * config/i386/cygwin.asm: (__alloca): Correct calling
12268 convention and alignment.
12269 (__chkstk): Force 8 byte stack alignment.
12271 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12272 Richard Guenther <rguenther@suse.de>
12274 PR tree-optimization/33992
12275 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12276 the zero we compare against.
12278 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12280 PR libfortran/35063
12281 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12282 to CloseHandle after unlocking to prevent accumulation of handle
12285 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12287 PR middle_end/34150
12288 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12289 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12290 and update LABEL_NUSES during and after reload.
12292 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12294 PR middle-end/34627
12295 * combine.c (simplify_if_then_else): Make sure the comparison is
12296 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12298 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12301 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12302 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12303 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12304 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12305 * tree.h (get_type_static_bounds): Likewise.
12307 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12309 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12310 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12311 Make -Wfoo language annotations match what the compiler outputs.
12313 2008-02-08 Sa Liu <saliu@de.ibm.com>
12315 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12316 intrinsics spu_convts, spu_convtu, spu_convtf.
12318 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12320 * doc/extend.texi (Function Attributes) <noinline>: Mention
12321 asm ("") as method to keep calls.
12323 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12326 * doc/options.texi (Options): Replace references to opts.sh with
12328 * opts-common.c: Likewise.
12329 * optc-gen.awk: Likewise.
12331 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12333 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12335 2008-02-07 Richard Henderson <rth@redhat.com>
12338 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12339 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12342 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12344 PR tree-optimization/35085
12345 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12346 for operand entry oe2 in addition to operand entry oe3 in order to
12347 expose more opportunities for vectorizer sum reduction.
12349 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12352 * Makefile.in (LIBS): Remove $(GMPLIBS).
12353 (cc1-dummy, cc1): Add $(GMPLIBS).
12355 2008-02-06 Jan Hubicka <jh@suse.cz>
12358 * i386.md (moddf_integer): Do not produce partial memory stalls for
12359 targets where it hurts.
12361 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12364 * optabs.c (expand_float): Do not check for decimal modes when
12365 expanding unsigned integer through signed conversion.
12367 2008-02-06 Nick Clifton <nickc@redhat.com>
12369 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12370 inside the clobber with a match_operand and duplicated operand
12371 number in the constraint.
12372 (ineqbranchsi): Delete redundant comment.
12374 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12376 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12377 builtin_define ("__USE_INIT_FINI__").
12378 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12380 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12382 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12384 PR documentation/30330
12385 * doc/invoke.texi (C++ Dialect Options)
12386 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12387 For each warning option -Wfoo that allows -Wno-foo, ensure both
12388 -Wfoo and -Wno-foo are listed in the option index. Fix index
12389 entry of -Wswitch-default, index -Wnormalized= including the
12390 `=', and -Wlarger-than-@var{len} including @var{len}.
12392 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12394 * config/i386/i386.md (floatunssisf2): Use
12395 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12396 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12397 Macroize expander using MODEF mode iterator.
12399 2008-02-05 Diego Novillo <dnovillo@google.com>
12401 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12404 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12406 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12409 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12411 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12414 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12415 to indicate if a message should be generated.
12416 (init_cumulative_args): Updated.
12417 (function_value_32): Likewise.
12419 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12421 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12423 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12426 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12427 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12429 2008-02-04 Diego Novillo <dnovillo@google.com>
12431 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12434 * tree-vrp.c (vrp_evaluate_conditional): With
12435 -Wtype-limits, emit a warning when comparing against a
12436 constant outside the natural range of OP0's type.
12438 2008-02-04 Richard Guenther <rguenther@suse.de>
12440 PR middle-end/33631
12441 * expr.c (count_type_elements): Give for unions instead of
12444 2008-02-04 Richard Guenther <rguenther@suse.de>
12446 PR middle-end/35043
12447 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12448 to TYPE_DOMAINs base type instead of using bitsizetype here.
12450 2008-02-03 Jason Merrill <jason@redhat.com>
12452 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12454 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12457 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12458 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12459 (RS/6000 and PowerPC Options): Fix typos and markup.
12460 * doc/passes.texi (Tree-SSA passes): Likewise.
12462 2008-02-02 Michael Matz <matz@suse.de>
12465 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12466 from record_last_reg_set_info.
12467 (record_last_reg_set_info): Take an RTX argument, iterate over all
12468 constituent hardregs.
12469 (record_last_set_info, record_opr_changes): Change calls to
12470 new signature or to record_last_reg_set_info_regno.
12472 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12474 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12476 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12478 PR rtl-optimization/34773
12479 * reg-notes.def (EQUAL): Mention significance of combination of
12480 REG_EQUAL and REG_RETVAL.
12481 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12482 insn that has a REG_RETVAL.
12484 2008-02-01 Roger Sayle <roger@eyesopen.com>
12487 * configure.ac (--enable-fixed-point): Disable unless explicitly
12489 * configure: Regenerate.
12491 2008-02-01 Richard Guenther <rguenther@suse.de>
12494 * invoke.texi (-finline-limit): Remove no longer true parts
12495 of the documentation. Note that there is no default value.
12497 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12498 Mark Mitchell <mark@codesourcery.com>
12499 Ben Elliston <bje@au.ibm.com>
12502 * doc/extend.texi (Other Builtins): Document.
12504 2008-01-31 Tom Browder <tom.browder@gmail.com>
12506 * doc/c-tree.texi (Types): Fix grammar.
12507 (Expression trees): Ditto.
12508 * doc/passes.texi (Tree-SSA passes): Ditto.
12510 * doc/configterms.texi (Configure Terms): Fix typo.
12511 * doc/cpp.texi (Common Predefined Macros): Ditto.
12512 * doc/md.texi (Machine Constraints): Ditto.
12514 * doc/makefile.texi (Makefile): Add comma.
12516 2008-01-31 Tom Browder <tom.browder@gmail.com>
12517 Gerald Pfeifer <gerald@pfeifer.com>
12519 * doc/sourcebuild.texi (Front End): Remove references to CVS
12520 and CVSROOT/modules.
12521 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12522 (Back End): Remove reference to CVS.
12524 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12527 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12529 (mips16_gp_pseudo_reg): ...here.
12530 * config/mips/mips.md (load_const_gp): Replace with...
12531 (load_const_gp_<mode>): ...this :P-based insn.
12533 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12535 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12536 options. Minor fixes.
12537 (-std): Move reference to standards closer to where language
12538 standards are first mentioned.
12540 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12542 PR rtl-optimization/34995
12543 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12544 parameter and return a bool. If the rtx parameter is nonnull,
12545 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12546 (find_reloads): Update call accordingly. Pass the new operand
12547 if it needed no address reloads, otherwise pass null.
12549 2008-01-30 Richard Henderson <rth@redhat.com>
12552 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12553 for unbounded arrays.
12555 2008-01-30 Silvius Rus <rus@google.com>
12557 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12559 2008-01-30 Jan Hubicka <jh@suse.cz>
12562 * i386.c (init_cumulative_args): Use real function declaration when
12565 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12567 PR rtl-optimization/34998
12568 * global.c (build_insn_chain): Treat non-subreg_lowpart
12569 SUBREGs of pseudos as clobbering all the words covered by the
12570 SUBREG, not just all the bytes.
12571 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12572 original df_ref rather than an extract parameter.
12573 (global_conflicts): Update call accordingly.
12575 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12577 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12578 the overflow check to make it easier to read.
12579 (__fixtfdi): Change the type of the ll member in union
12580 long_double to UDItype_x.
12582 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12584 PR middle-end/34969
12585 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12586 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12587 * tree-inline.c (fold_marked_statements): Call
12588 cgraph_update_edges_for_call_stmt if folding a call statement.
12589 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12590 debug_generic_stmt calls, reset it back afterwards.
12593 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12595 * c-typeck.c (build_external_ref): Don't pedwarn about
12596 static vars in current function's scope.
12598 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12600 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12602 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12605 * ipa-struct-reorg.c: Fix spelling.
12606 * params.def: Ditto.
12608 2008-01-29 Richard Guenther <rguenther@suse.de>
12610 PR middle-end/35006
12611 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12613 * tree-inline.c (remap_type): Increment remapping_type_depth
12614 around remapping types.
12615 (copy_body_r): Only add referenced variables if they are referenced
12616 from code, not types.
12618 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12629 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12630 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12632 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12635 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12636 pointer for tiny stack.
12638 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12640 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12642 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12644 * config/vx-common.h: Fix typo in comment.
12646 2008-01-28 Ian Lance Taylor <iant@google.com>
12650 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12651 coalesce pointers if they have different DECL_NO_TBAA_P values.
12652 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12653 between variables with different DECL_NO_TBAA_P values.
12655 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12658 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12659 are not legitimate small data references on SPE targets.
12661 2008-01-28 David Daney <ddaney@avtrex.com>
12663 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12665 2008-01-28 David Daney <ddaney@avtrex.com>
12667 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12669 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12671 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12672 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12673 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12674 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12675 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12676 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12677 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12678 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12680 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12682 * basic-block.h (condjump_equiv_p): Fix comment.
12684 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12686 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12687 print_generic_stmt_indented): Fix comment.
12689 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12691 * configure.ac (__stack_chk_fail): Add detecion for availability
12692 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12693 * configure: Regenerate.
12695 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12697 PR middle-end/34688
12698 * final.c (output_addr_const): Handle TRUNCATE.
12700 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12703 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12704 (zero_cost, infinite_cost): New constants.
12705 (struct cost_pair): Change type of cost to comp_cost.
12706 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12707 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12709 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12710 split_address_cost, ptr_difference_cost, difference_cost,
12711 get_computation_cost_at, get_computation_cost,
12712 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12713 determine_use_iv_cost_condition, determine_use_iv_costs,
12714 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12715 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12716 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12717 Change type of cost to comp_cost.
12718 (determine_iv_cost): Increase cost of non-original ivs, instead
12719 of decreasing the cost of original ones.
12720 (get_address_cost): Indicate the complexity of the addressing mode
12722 (try_add_cand_for): Prefer using ivs not specific to some object.
12723 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12725 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12726 Janis Johnson <janis187@us.ibm.com>
12729 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12730 (TARGET_INSTANTIATE_DECLS): Likewise.
12731 * target.h (expand_to_rtl_hook): New target hook.
12732 (instantiate_decls): Likewise.
12733 * function.c (instantiate_decl): Make non-static. Rename to...
12734 (instantiate_decl_rtl): ... this.
12735 (instantiate_expr): Use instantiate_decl_rtl.
12736 (instantiate_decls_1): Likewise.
12737 (instantiate_decls): Likewise.
12738 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12739 * function.h (instantiate_decl_rtl): Add prototype.
12740 * cfgexpand.c (target.h): New include.
12741 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12742 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12743 (TARGET_INSTANTIATE_DECLS): Likewise.
12744 (TARGET_INITIALIZER): New target hooks added.
12745 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12747 * config/rs6000/rs6000.c (tree-flow.h): New include.
12748 (machine_function): Add sdmode_stack_slot field.
12749 (rs6000_alloc_sdmode_stack_slot): New function.
12750 (rs6000_instantiate_decls): Likewise.
12751 (rs6000_secondary_memory_needed_rtx): Likewise.
12752 (rs6000_check_sdmode): Likewise.
12753 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12754 (TARGET_INSTANTIATE_DECLS): Likewise.
12755 (rs6000_hard_regno_mode_ok): Allow SDmode.
12756 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12757 (rs6000_emit_move): Handle SDmode.
12758 (function_arg_advance): Likewise.
12759 (function_arg): Likewise.
12760 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12761 SDmode var args for 32-bit compiles.
12762 (rs6000_secondary_reload_class): Handle SDmode.
12763 (rs6000_output_function_epilogue): Likewise.
12764 (rs6000_function_value): Simplify if statement.
12765 (rs6000_libcall_value): Likewise.
12766 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12767 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12768 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12769 (movsd_hardfloat): New define_insn.
12770 (movsd_softfloat): Likewise.
12771 (movsd_store): Likewise.
12772 (movsd_load): Likewise.
12773 (extendsddd2): Likewise.
12774 (extendsdtd2): Likewise.
12775 (truncddsd2): Likewise.
12776 (movdd_hardfloat64): Fixup comment.
12777 (UNSPEC_MOVSD_LOAD): New constant.
12778 (UNSPEC_MOVSD_STORE): Likewise.
12780 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12783 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12785 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12786 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12787 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12788 and TRUTH_XOR_EXPR.
12790 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12793 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12794 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12795 __LONGDOUBLE128 too.
12796 * config/rs6000/aix61.h: New file.
12798 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12800 PR rtl-optimization/34959
12801 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12802 popcount and parity rtxes the same mode as their operand.
12803 Truncate or extend the result to the return value's mode
12806 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12809 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12810 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12811 to GOT_VERSION_REGNUM.
12812 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12813 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12814 * config/mips/mips.c (mips_emit_call_insn): New function.
12815 (mips_call_tls_get_addr): Call mips_expand_call directly.
12816 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12818 (mips16_build_call_stub): Likewise. Return the call insn or null.
12819 (mips_expand_call): Update the call to mips16_build_call_stub
12820 accordingly and a remove redundant condition. Assert that MIPS16
12821 stubs do not use lazy binding. Use mips_emit_call_insn and return
12823 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12825 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12826 (mips_avoid_hazard): Remove hazard_set handling.
12827 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12828 (UNSPEC_RESTORE_GP): ...this.
12829 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12830 (FAKE_CALL_REGNO): Rename to...
12831 (GOT_VERSION_REGNUM): ...this.
12832 (type): Add "ghost" value. Add an associated insn reservation.
12833 (hazard_set): Remove.
12834 (exception_receiver): Rename to...
12835 (restore_gp): ...this and update the unspec identifier accordingly.
12836 (exception_receiver, nonlocal_got_receiver): New expanders.
12837 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12838 FAKE_CALL_REGNO. Remove hazard_set attribute.
12839 (set_got_version, update_got_version): New patterns.
12841 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12844 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12846 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12849 * doc/install.texi2html: Generate gcc-vers.texi.
12851 2008-01-25 DJ Delorie <dj@redhat.com>
12853 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12855 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12857 * config/c4x: Remove directory.
12858 * config.gcc (crx-*, mt-*): Mark obsolete.
12859 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12860 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12861 sh-*-rtemscoff*): Remove cases.
12862 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12863 * real.c (encode_c4x_single, decode_c4x_single,
12864 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12865 c4x_extended_format): Remove.
12866 * real.h (c4x_single_format, c4x_extended_format): Remove.
12867 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12869 (Pragmas): Remove comment about c4x pragmas.
12870 * doc/install.texi (c4x): Remove target-specific instructions.
12871 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12872 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12873 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12874 refer to C4x source files as examples.
12875 (C4X_FLOAT_FORMAT): Remove documentation.
12877 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12879 * config/bfin/bfin.c (override_options): Reorder tests so that
12880 flag_pic gets enabled for -msep-data.
12882 2008-01-25 Richard Guenther <rguenther@suse.de>
12884 PR middle-end/32244
12885 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12886 to its bitfield precision if required.
12888 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12890 PR middle-end/33880
12891 * tree-nested.c (walk_omp_for): New function.
12892 (convert_nonlocal_reference, convert_local_reference): Call
12893 walk_omp_for on OMP_FOR.
12894 (convert_call_expr): Call walk_body on OMP_FOR's
12895 OMP_FOR_PRE_INIT_BODY.
12897 2008-01-25 Richard Guenther <rguenther@suse.de>
12899 PR tree-optimization/34966
12900 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12901 default defs and PHI_NODEs we have to insert after the
12902 defining statement.
12904 2008-01-24 Nick Clifton <nickc@redhat.com>
12906 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12907 Provide a default definition.
12908 (LIBGCC2_UNITS_PER_WORD): Likewise.
12910 * config/stormy16/stormy16.c: Include df.h for the prototype
12911 for df_regs_ever_live_p.
12912 (xstormy16_expand_builtin_va_start): Convert the stack offset
12913 into a component_ref and then use POINTER_PLUS_EXPR to add it
12914 to the incoming_virtual_args_rtx.
12915 (xstormy16_gimplify_va_arg_expr): Rename to
12916 xstormy16_gimplify_va_arg_expr.
12917 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12918 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12919 xstormy16_gimplify_va_arg_expr.
12920 Fix up some formatting issues.
12922 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12923 Move to predicates.md.
12924 (xs_hi_general_operand): Likewise.
12925 (xs_hi_nonmemory_operand): Likewise.
12926 * config/stormy16/predicates.md:
12927 (xstormy16_carry_plus_operand): New predicate.
12928 (xs_hi_general_operand): New predicate.
12929 (xs_hi_nonmemory_operand): New predicate.
12930 * config/stormy16/stormy16-protos.h:
12931 (xstormy16_carry_plus_operand): Delete prototype.
12932 (xs_hi_general_operand): Likewise.
12933 (xs_hi_nonmemory_operand): Likewise.
12935 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12936 modifiers as they are no longer needed and they can trigger
12937 reload spill failures.
12939 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12940 with a match_operand in order to help reload.
12942 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12943 constraint with 'e' for the 8th alternative as this version of
12944 the mov.w instruction only accepts the lower 8 registers.
12946 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12949 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12950 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12953 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12955 PR middle-end/33333
12956 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12958 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12960 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12962 (remove_structure): Update allocations list before removing structure.
12964 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12966 * ipa-struct-reorg.c (is_safe_cond_expr,
12967 create_new_stmts_for_cond_expr): Use integer_zerop function,
12968 that recognize not only zero-pointer, but zero-integer too.
12970 2008-01-25 Ben Elliston <bje@au.ibm.com>
12973 * fixproto: Escape "." in sed expression that strips leading "./".
12975 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12978 * gcc.c (SWITCH_OK): Removed.
12979 (SWITCH_LIVE): Changed to bit.
12980 (SWITCH_FALSE): Likewise.
12981 (SWITCH_IGNORE): Likewise.
12982 (switchstr): Change live_cond to unsigned int.
12983 (process_command): Replace SWITCH_OK with 0.
12984 (do_self_spec): Likewise.
12985 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12986 (give_switch): Likewise.
12987 (used_arg): Likewise.
12988 (do_spec_1): Set the SWITCH_IGNORE bit.
12989 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12990 bits. Set the SWITCH_LIVE bit.
12992 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12994 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12996 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12998 PR tree-optimization/34472
12999 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13000 parameter to a "bool *" and set *DATA to false if there is
13001 an unsafe access. Do not delete the structure here.
13002 (check_cond_exprs): Delete it here instead.
13003 (check_cond_exprs, exclude_cold_structs): Do not increase
13004 I when removing a structure.
13006 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13009 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13010 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13012 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13014 PR middle-end/34934
13015 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13016 a fixed vector for stack.
13018 2008-01-24 Ben Elliston <bje@au.ibm.com>
13021 * doc/gcc.texi (Software development): Add a direntry for g++.
13023 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13025 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13026 stale and straggling -fforce-addr comments above.
13028 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13030 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13031 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13033 2008-01-23 Michael Matz <matz@suse.de>
13036 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13039 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13041 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13042 malloc result type.
13044 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13046 * config/avr/avr.c (avr_current_arch): New variable.
13047 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13048 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13049 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13050 (avr_override_options): Init 'avr_current_arch'.
13051 (base_arch_s): Move from here...
13052 * config/avr/avr.h (base_arch_s): ... here. Add new members
13053 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13054 'mega' to 'have_jmp_call'.
13055 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13056 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13058 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13060 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13061 MULTILIB_MATCHES): (Ditto.).
13063 2008-01-23 Richard Guenther <rguenther@suse.de>
13065 PR middle-end/31529
13066 * cgraphunit.c (cgraph_reset_node): Always mark the node
13067 not reachable if it is not queued already.
13069 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13071 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13072 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13073 (cputype_selected): New static variable.
13074 (bfin_handle_option): Set it if -mcpu is used.
13075 (override_option): Select default set of workarounds if no cpu type
13076 selected on the command line.
13077 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13079 From Michael Frysinger <michael.frysinger@analog.com>
13080 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13081 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13083 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13084 for bf547, bf523, bf524, and bf526.
13085 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13087 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13088 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13089 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13090 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13091 * doc/invoke.texi (Blackfin Options): Document that
13092 -mcpu now accept bf547, bf523, bf524, and bf526.
13094 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13096 PR rtl-optimization/34628
13097 * combine.c (try_combine): Stop and undo after the first combination
13098 if an autoincrement side-effect on the first insn has effectively
13101 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13104 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13105 Offset addresses are not valid for Altivec or paired float modes.
13107 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13110 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13111 if DECL_INITIAL (decl) is error_mark_node.
13114 * c-common.c (handle_vector_size_attribute): Only allow
13115 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13116 the same way as pointer, array etc. types.
13117 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13120 * tree.c (build_type_attribute_qual_variant): Call
13121 build_qualified_type if attributes are equal, but quals are not.
13123 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13126 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13127 * flags.h (warn_strict_aliasing): Remove.
13128 (warn_strict_overflow): Remove.
13129 * opts.c (warn_strict_aliasing): Remove.
13130 (warn_strict_overflow): Remove.
13131 * c-opts.c (c_common_handle_option): -Wall only sets
13132 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13133 (c_common_post_options): Give default values to -Wstrict-aliasing
13134 and -Wstrict-overflow if they are uninitialized.
13135 * common.opt (Wstrict-aliasing): Specify Var and Init.
13136 (Wstrict-overflow): Likewise.
13138 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13140 PR rtl-optimization/26854
13141 PR rtl-optimization/34400
13142 PR rtl-optimization/34884
13143 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13145 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13146 (df_rd_bb_info.expanded_lr_out): Deleted
13147 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13148 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13149 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13150 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13151 Removed code to allocate, initialize or free expanded_lr_out.
13152 (df_rd_bb_local_compute_process_def): Restructured to make more
13154 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13155 sets if the sets are being trimmed.
13157 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13160 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13161 (as_vers): Likewise.
13162 * configure: Regenerated.
13164 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13166 PR middle-end/33092
13167 * tree-pass.h (pass_build_alias): New pass.
13168 * tree-ssa-alias.c (gate_build_alias): New.
13169 (pass_build_alias): New.
13170 * passes.c (init_optimization_passes): Add pass_build_alias after
13171 pass_create_structure_vars.
13173 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13175 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13176 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13177 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13178 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13179 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13180 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13181 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13182 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13183 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13184 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13185 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13186 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13187 * config/s390/s390.md (FP_ALL): New mode iterator.
13188 (_d): New mode attribute.
13189 ("*signbit<mode>2>"): Changed mode of first operand.
13190 ("isinf<mode>2"): Changed mode of first operand.
13191 ("*TDC_insn"): Adaptation for DFP modes.
13193 2008-01-22 Ben Elliston <bje@au.ibm.com>
13195 * tree.c (check_qualified_type): Improve function description.
13197 2008-01-21 Jason Merrill <jason@redhat.com>
13200 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13201 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13204 2008-01-21 DJ Delorie <dj@redhat.com>
13206 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13209 2008-01-21 Richard Guenther <rguenther@suse.de>
13211 PR middle-end/34856
13212 * tree-cfg.c (verify_expr): Allow all invariant expressions
13213 instead of just constant class ones as reference argument.
13214 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13215 like any other constant.
13216 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13218 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13220 * regmove.c (fixup_match_1): Update call crossed frequencies.
13222 2008-01-21 Richard Guenther <rguenther@suse.de>
13225 * tree-inline.c (setup_one_parameter): Deal with mismatched
13226 types using a VIEW_CONVERT_EXPR.
13228 2008-01-21 Alon Dayan <alond@il.ibm.com>
13229 Olga Golovanevsky <olga@il.ibm.com>
13231 PR tree-optimization/34701
13232 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13233 when the structure size is not a power of 2.
13235 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13237 * doc/install.texi: Add doc for --enable-checking=df.
13239 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13241 PR rtl-optimization/34808
13242 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13244 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13246 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13249 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13251 PR rtl-optimization/26854
13252 PR rtl-optimization/34400
13253 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13255 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13256 (df_rd_bb_info.expanded_lr_out): New.
13257 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13258 * loop_iv.c (iv_analysis_loop_init): Ditto.
13259 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13260 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13261 Added code to allocate, initialize or free expanded_lr_out.
13262 (df_rd_bb_local_compute_process_def): Restructured to make
13263 more understandable.
13264 (df_rd_confluence_n): Add code to do nothing with fake edges and
13265 code to no apply invalidate_by_call sets if the sets are being trimmed.
13266 (df_lr_local_finalize): Renamed to df_lr_finalize.
13267 (df_live_local_finalize): Renamed to df_live_finalize.
13269 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13272 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13273 deciding whether to use reciprocal instructions.
13275 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13277 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13278 dwarf2out_note_section_used if cold_text_section is NULL.
13280 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13282 PR gcov-profile/34610
13283 * tree-cfg.c (make_edges): Mark both outgoing edges from
13284 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13285 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13286 from OMP_FOR and OMP_CONTINUE outgoing edges.
13288 * tree-profile.c (tree_profiling): Return early if
13289 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13291 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13292 from cfun to child_cfun.
13293 * function.h (struct function): Add after_tree_profile bit.
13295 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13297 * config/avr/avr.S (_exit): Disable interrupt.
13299 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13300 Steven Bosscher <stevenb.gcc@gmail.com>
13302 PR rtl-optimization/26854
13303 PR rtl-optimization/34400
13304 * df-problems.c (df_live_scratch): New scratch bitmap.
13305 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13306 (df_live_reset): Clear the proper bitmaps.
13307 (df_live_bb_local_compute): Only process the artificial defs once
13308 since the order is not important.
13309 (df_live_init): Init the df_live sets only with the variables
13310 found live by df_lr.
13311 (df_live_transfer_function): Use the df_lr sets to prune the
13312 df_live sets as they are being computed.
13313 (df_live_free): Free df_live_scratch.
13315 2008-01-18 Ian Lance Taylor <iant@google.com>
13317 * common.opt: Add fmerge-debug-strings.
13318 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13319 flag_merge_debug_strings rather than flag_merge_constants.
13320 * doc/invoke.texi (Option Summary): Mention
13321 -fmerge-debug-strings.
13322 (Debugging Options): Document -fmerge-debug-strings.
13324 2008-01-18 Ian Lance Taylor <iant@google.com>
13327 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13328 (struct tree_function_decl): Add new field operator_new_flag.
13329 * tree-inline.c (expand_call_inline): When inlining a call to
13330 operator new, force the return value to go into a variable, and
13331 set DECL_NO_TBAA_P on that variable.
13332 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13334 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13337 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13338 DWARF2_DEBUGGING_INFO.
13339 (dwarf2out_note_section_used): Ditto. Add prototype.
13340 (have_multiple_function_sections, text_section_used,
13341 cold_text_section_used, *cold_text_sections): Move declarations
13344 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13346 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13347 field and add signal_ra.
13348 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13349 assignments to frame state pc. Move end of stack check after
13350 MD_FALLBACK_FRAME_STATE_FOR.
13351 (uw_update_context_1): Use frame state signal_regs if set, instead
13352 of checking signal_frame flag.
13353 (uw_update_context): Use frame state signal_ra if set.
13354 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13355 * config/xtensa/linux-unwind.h: New file.
13357 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13359 * modulo-sched.c (get_sched_window): Fix comment typo.
13361 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13363 PR tree-optimization/34648
13364 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13366 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13368 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13369 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13371 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13373 PR rtl-optimization/34400
13374 * df-core.c (df_worklist_dataflow_overeager,
13375 df_worklist_dataflow_doublequeue): New functions.
13376 (df_worklist_dataflow): Two different worklist solvers.
13377 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13380 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13383 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13384 and ftree-parallelize-loops.
13386 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13388 PR rtl-optimization/34826
13389 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13391 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13393 * global.c (find_reg): Mark the eh regs as used if necessary.
13394 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13395 * ra.h (struct allocno): no_eh_reg field added. Changed
13396 no_stack_reg type to bitfield.
13398 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13400 * tree.c (substitute_in_expr): Add missing 'break'.
13402 2008-01-17 Richard Guenther <rguenther@suse.de>
13404 PR tree-optimization/34825
13405 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13406 x / x as division to handle.
13408 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13410 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13411 "-pthread" is specified.
13412 * pa-hpux11.h (LIB_SPEC): Likewise.
13414 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13415 Peter Bergner <bergner@vnet.ibm.com>
13417 PR rtl-optimization/33796
13418 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13420 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13422 PR libgfortran/34699
13423 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13425 * pa-hpux10.h (LINK_SPEC): Likewise.
13426 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13428 2008-01-16 Richard Guenther <rguenther@suse.de>
13430 PR middle-end/32628
13431 * fold-const.c (fold_convert_const_int_from_int): Do not
13432 set overflow if that occured only because of a sign extension
13433 change when converting from/to a sizetype with the same
13434 precision and signedness.
13436 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13439 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13440 location address to the correct place. Update copyright year.
13442 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13444 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13445 no dependences in the dependence_relations vector.
13447 2008-01-16 Jan Hubicka <jh@suse.cz>
13449 PR rtl-optimization/31396
13450 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13451 * cfg.c (dump_reg_info): Print it.
13452 * regs.h (struct reg_info_t): add freq_calls_crossed.
13453 (REG_FREQ_CALLS_CROSSED): New macro.
13454 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13455 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13456 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13457 regmove_optimize): Update call crossed frequencies.
13458 * local-alloc.c (struct qty): Add freq_calls_crossed.
13459 (alloc_qty): Copute freq_calls_crossed.
13460 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13461 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13462 * ra.h (struct allocno): Add freq_calls_crossed.
13464 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13466 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13467 libgomp when compiling with ftree-parallelize-loops.
13468 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13470 2008-01-16 Richard Guenther <rguenther@suse.de>
13472 PR tree-optimization/34769
13473 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13474 * tree.c (int_cst_value): Instead make this function more
13475 permissive in what it accepts as valid input. Document this
13476 function always sign-extends the value.
13478 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13479 Richard Guenther <rguenther@suse.de>
13482 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13483 (gimple_fold_indirect_ref_rhs): ... this.
13484 (gimple_fold_indirect_ref): New function with foldings
13485 that preserve lvalueness.
13486 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13487 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13488 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13489 to fold an INDIRECT_REF, fall back to the old use of
13490 fold_indirect_ref_1.
13492 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13494 * tree-data-ref.c (subscript_dependence_tester_1): Call
13495 free_conflict_function.
13496 (compute_self_dependence): Same.
13498 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13501 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13502 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13504 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13505 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13506 for DWARF2_UNWIND_INFO targets.
13508 2008-01-16 Richard Guenther <rguenther@suse.de>
13511 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13512 type qualifiers for function types.
13514 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13516 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13517 loop_iterator li from previous commit.
13519 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13521 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13523 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13525 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13526 (parallelize_loops): Don't parallelize irreducible components.
13528 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13531 * c-opts (c_common_post_options): Do not enable CPP
13532 flag_pedantic_errors by default.
13534 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13536 PR rtl-optimization/31944
13537 * cse.c (remove_pseudo_from_table): New function.
13538 (merge_equiv_classes): Use above function to remove pseudo-registers.
13539 (invalidate): Likewise.
13541 2008-01-13 Richard Guenther <rguenther@suse.de>
13543 PR middle-end/34601
13544 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13545 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13547 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13549 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13550 validate_change to unshare the source of the PC set.
13552 2008-01-12 Jan Hubicka <jh@suse.cz>
13554 PR middle-end/32135
13555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13556 references above array bounds. This might trigger bounds checks for
13557 pointers to arrays.
13559 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13561 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13562 new_replaceable_dependencies.
13564 2008-01-12 Doug Kwan <dougkwan@google.com>
13566 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13567 instead of OPT_Wreturn_type in warning due to ignored return type
13569 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13570 options included in -Wextra.
13571 * c.opt: New option -Wignored_qualifiers.
13572 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13573 -Wignore_qualifiers.
13574 (-Wignored-qualifiers): Document.
13575 (-Wreturn-type): Remove description of functionality now handled
13576 by -Wignored-qualifiers.
13578 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13581 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13582 NOP_EXPR if it is between integral types with the same precision.
13584 2008-01-12 Jan Hubicka <jh@suse.cz>
13587 * invoke.texi (max-inline-recursive-depth): Fix default value.
13589 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13591 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13594 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13596 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13598 2008-01-11 James E. Wilson <wilson@specifix.com>
13601 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13603 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13605 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13606 save/restore frame pointer register and don't use 'call-prologues'
13607 optimization in function with "OS_task" attribute.
13609 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13611 PR middle-end/31309
13612 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13613 when copying to memory.
13615 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13617 PR rtl-optimization/30905
13618 * cfgcleanup.c: Include dce.h
13619 (crossjumps_occured): New global variable.
13620 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13621 If something changed, set crossjumps_occured to true.
13622 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13623 Don't add/remove fake edges to exit here...
13624 (cleanup_cfg): ...but do it here, when crossjumping.
13625 Run a fast DCE when successful crossjumps occured in the latest
13626 iteration of try_optimize_cfg.
13628 2008-01-11 Richard Guenther <rguenther@suse.de>
13630 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13631 (struct vn_unary_op_s): Likewise.
13632 (vn_reference_insert): Free old reference on hash collision.
13634 2008-01-10 Raksit Ashok <raksit@google.com>
13636 PR rtl-optimization/27971
13637 * combine.c (find_split_point): Split PLUS expressions which are
13638 inside a MEM rtx, and whose first operand is complex.
13640 2008-01-10 DJ Delorie <dj@redhat.com>
13642 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13643 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13644 (m32c_hard_regno_ok): Call the underlying function.
13646 2008-01-10 Richard Guenther <rguenther@suse.de>
13648 PR middle-end/34683
13649 * tree-cfg.c (tree_merge_blocks): Do not go through the
13650 full-blown folding and stmt updating path if we just deal
13651 with virtual operands.
13652 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13653 test for abnormal SSA_NAMEs.
13655 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13657 PR middle-end/34641
13658 * reload.c (push_reload): Add assertions. All constants from
13659 reg_equiv_constant should have been used for replacing the respective
13661 (find_reloads_address): Invoke find_reloads_address_part for
13662 constant taken from the reg_equiv_constant array.
13664 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13666 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13667 field (valnum) the first in the struct. Replace bools with
13670 2008-01-10 Richard Guenther <rguenther@suse.de>
13672 PR tree-optimization/34651
13673 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13674 types and ordering for masking and converting.
13676 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13678 PR tree-optimization/34017
13679 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13680 also for PHI_NODE expressions.
13682 2008-01-09 Jan Hubicka <jh@suse.cz>
13684 PR tree-optimization/34708
13685 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13686 based on number of case labels.
13687 (init_inline_once): Remove switch_cost.
13688 * tree-inline.h (eni_weights_d): Remove switch_cost.
13690 2008-01-09 Richard Guenther <rguenther@suse.de>
13691 Andrew Pinski <andrew_pinski@playstation.sony.com>
13693 PR middle-end/30132
13694 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13695 temporary if an rvalue is ok or an lvalue is not required.
13697 2008-01-09 Richard Guenther <rguenther@suse.de>
13699 PR middle-end/34458
13700 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13701 adjust return type.
13703 2008-01-09 Richard Guenther <rguenther@suse.de>
13705 PR middle-end/34679
13706 * tree.c (host_integerp): Check for sizetype only if the
13707 type is an integer type.
13709 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13712 * opts.c (decode_options): Disable inlining of functions called
13713 once if not in unit-at-a-time mode.
13715 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13717 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13719 2008-01-08 Richard Guenther <rguenther@suse.de>
13721 PR middle-end/31863
13722 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13723 out early if the result will be unused.
13725 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13730 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13731 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13734 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13736 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13737 for vectorization tuned.
13739 2008-01-08 Richard Guenther <rguenther@suse.de>
13741 PR tree-optimization/34683
13742 * tree-ssa-operands.c (operand_build_cmp): Export.
13743 * tree-ssa-operands.h (operand_build_cmp): Declare.
13744 * tree-vn.c (vuses_compare): Remove.
13745 (sort_vuses): Use operand_build_cmp.
13746 (sort_vuses_heap): Likewise.
13747 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13748 to re-use old VEC if available. Do not sort already sorted VUSEs.
13749 (vdefs_to_vec): Do not sort already sorted VDEFs.
13751 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13753 PR middle-end/34694
13754 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13756 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13759 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13760 limitations of reciprocal sequences on x86 targets.
13762 2008-01-08 Richard Guenther <rguenther@suse.de>
13764 PR tree-optimization/34683
13765 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13767 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13770 * config/darwin.c (darwin_mergeable_string_section): Don't use
13771 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13773 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13776 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13777 negxf2. Macroize expander using X87MODEF mode iterator. Change
13778 predicates of op0 and op1 to register_operand.
13779 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13780 expander using X87MODEF mode iterator. Change predicates of
13781 op0 and op1 to register_operand.
13782 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13783 corresponding patterns and macroize using MODEF macro. Change
13784 predicates of op0 and op1 to register_operand and remove
13785 "m" constraint. Disparage "r" alternative with "!".
13786 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13787 macroize using X87MODEF macro. Change predicates of op0 and op1
13788 to register_operand and remove "m" constraint. Disparage "r"
13789 alternative with "!".
13790 (absneg splitter with memory operands): Remove.
13791 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13792 patterns and macroize using X87MODEF mode iterator.
13793 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13794 Change predicate of op1 to register_operand.
13795 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13796 for memory operands.
13798 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13800 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13802 2008-01-07 Richard Guenther <rguenther@suse.de>
13804 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13807 2008-01-07 Richard Guenther <rguenther@suse.de>
13809 PR tree-optimization/34683
13810 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13811 VOPs of the needed size to save memory. Use VEC_quick_push
13812 to save compile-time.
13813 (vdefs_to_vec): Likewise.
13815 2008-01-07 Sa Liu <saliu@de.ibm.com>
13817 * config/spu/spu.md (divdf3): Genetate inline code for double
13818 division. The implementation doesn't handle INF or NAN, therefore it
13819 only applies when -ffinite-math-only is given.
13821 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13824 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13825 * doc/cpp.texi ([Common Predefined Macros]): Document.
13827 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13829 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13830 order to use commutative addition instead of subtraction.
13832 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13833 Mircea Namolaru <namolaru@il.ibm.com>
13834 Vladimir Yanovsky <yanov@il.ibm.com>
13835 Revital Eres <eres@il.ibm.com>
13837 PR tree-optimization/34263
13838 * tree-outof-ssa.c (process_single_block_loop_latch,
13839 contains_tree_r): New functions.
13840 (analyze_edges_for_bb): Call process_single_block_loop_latch
13841 function to empty single-basic-block latch block if possible.
13843 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13845 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13847 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13849 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13851 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13853 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13855 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13857 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13859 PR tree-optimization/34618
13860 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13863 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13866 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13867 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13868 Update copyright year.
13870 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13871 Update copyright year.
13872 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13875 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13877 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13878 edge does not point to current bb before changing need_assert.
13880 2008-01-04 Richard Guenther <rguenther@suse.de>
13882 PR middle-end/34029
13883 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13884 for verifying purposes if they are is_gimple_min_invariant.
13886 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13888 PR tree-optimization/34448
13889 PR tree-optimization/34465
13890 * gimplify.c (gimplify_init_constructor): Add new parameter
13891 notify_temp_creation. Use it.
13892 (gimplify_modify_expr_rhs): Take volatiles into account when
13893 optimizing constructors.
13894 Do not optimize constructors if gimplify_init_constructor will dump to
13896 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13897 * gcc.c-torture/compile/pr34448.c: New.
13899 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13901 PR gcov-profile/34609
13902 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13903 return_slot if result is TREE_ADDRESSABLE.
13905 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13907 * config/mips/mips.md (sqrt_condition): Tweak comment.
13908 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13910 2008-01-03 Tom Tromey <tromey@redhat.com>
13913 * c-common.c (c_type_hash): Handle VLAs.
13915 2008-01-03 Jan Hubicka <jh@suse.cz>
13917 PR tree-optimization/31081
13918 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13919 0 when inlining and not inlining to first basic block.
13920 (remap_decl): When var is initialized to 0, don't set default_def.
13921 (expand_call_inline): Set entry_bb.
13922 * tree-inline.h (copy_body_data): Add entry_bb.
13924 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13927 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13930 PR tree-optimization/29484
13931 * tree-inline.c (inline_forbidden_p_2): New function.
13932 (inline_forbidden_p): Disallow inlining if some static var
13933 has an address of a local LABEL_DECL in its initializer.
13934 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13937 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13939 PR tree-optimization/34635
13940 * tree-data-ref.c (add_other_self_distances): Make sure that the
13941 evolution step is constant.
13943 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13945 PR middle-end/34608
13946 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13948 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13950 * tree-sra.c (scalarize_init): Insert the generate_element_init
13951 statements after the generate_element_zero statements.
13953 2008-01-02 Richard Guenther <rguenther@suse.de>
13955 PR middle-end/34093
13956 PR middle-end/31976
13957 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13958 for very large number of operands instead of ICEing.
13960 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13963 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13964 while stack probing.
13966 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13968 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13971 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13973 PR libmudflap/26442
13974 * tree-mudflap.c (mx_register_decls): Guard warning by
13975 !DECL_ARTIFICIAL check.
13977 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13979 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13980 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13981 sse5_perm<mode>): Fix constraints.