1 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * ifcvt.c (cond_move_process_if_block): Free vectors on false
6 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New
10 (df_scan_free_internal): Free data structures not
11 allocated in storage pools.
12 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
15 * dse.c (dse_step6): Free offset_map_p and offset_map_n
18 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
20 * config/i386/i386.c (contains_aligned_value_p): Return true
22 (ix86_function_arg_boundary): Return its natural boundary for
24 (return_in_memory_32): Don't check TDmode.
25 (ix86_split_to_parts): Support splitting into 4 parts and
26 support TFmode for 32bit target.
27 (ix86_split_long_move): Support splitting into 4 parts.
28 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
30 (ix86_init_mmx_sse_builtins): Move __float80 and __float128
32 (ix86_init_builtins): Here.
33 (ix86_scalar_mode_supported_p): Always return true for TFmode.
34 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
35 'q' and 'w', respectively.
37 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
39 (movtf_internal): Likewise.
40 (<code>tf2): Likewise.
41 (*absnegtf2_sse): Likewise.
42 (copysign<mode>3): Likewise.
43 (copysign<mode>3_const): Likewise.
44 (copysign<mode>3_var): Likewise.
45 (define_split UNSPEC_COPYSIGN): Likewise.
46 * config/i386/sse.md (*nandtf3): Likewise.
47 (<code>tf3): Likewise.
48 (*<code>tf3): Likewise.
50 2008-06-30 Joey Ye <joey.ye@intel.com>
51 H.J. Lu <hongjiu.lu@intel.com>
53 * global.c (compute_regsets): Set frame_pointer_needed here.
55 * reload1.c (init_elim_table): Don't set frame_pointer_needed
58 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
60 * doc/install.texi (specific): Expand Windows build notes.
62 2008-06-30 Ira Rosen <irar@il.ibm.com>
64 PR tree-optimization/36648
65 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
66 number of prolog iterations by step. Fix the comment.
68 2008-06-30 Richard Guenther <rguenther@suse.de>
71 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
72 handle calls from ECF_MALLOC functions.
73 (handle_pure_call): ECF_MALLOC functions do not return
75 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
77 2008-06-29 Andreas Schwab <schwab@suse.de>
79 * config/m68k/m68k.c (print_operand): Always print a float
81 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
82 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
85 * config/rs6000/x-linux64: Remove never used file.
87 2008-06-29 Richard Guenther <rguenther@suse.de>
89 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
91 (struct alias_info): Move ...
92 * tree-ssa-alias.c: ... here.
93 (update_alias_info): Declare.
94 (compute_may_aliases): Call it.
95 (update_alias_info): New function.
96 * tree-ssa-structalias.c (update_alias_info): Move ...
97 * tree-ssa-alias.c (update_alias_info_1): ... here.
98 * tree-ssa-structalias.c (process_constraint_1): Remove
99 unused from_call argument. Rename to ...
100 (process_constraint): ... this. Delete old wrapper.
101 (make_constraint_to): Adjust callers.
102 (handle_const_call): Likewise.
103 (handle_pure_call): Likewise.
104 (init_base_vars): Likewise.
105 (handle_lhs_call): Likewise. Remove unnecessary constraint.
106 (find_func_aliases): We don't need structure copies for
108 (make_constraint_from_anything): Remove.
109 (create_variable_info_for): For globals make constraints
110 from escaped, not from anything.
111 (compute_points_to_sets): Do not call update_alias_info.
112 (ipa_pta_execute): Use make_constraint_from.
114 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
116 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
117 (bitmap.o-warn, dominance.o-warn): New.
118 * configure.ac (cxx_compat_warn): Delete.
119 (loose_warn): Add -Wcast-qual and -Wc++-compat.
120 * system.h: Remove #pragma diagnostic for -Wcast-qual and
122 * configure: Regenerate.
124 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
127 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
129 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
130 * df-scan.c (df_notes_rescan): Likewise.
131 * ggc-page.c (set_page_table_entry): Likewise.
132 * intl.c (gcc_gettext_width): Likewise.
133 * varasm.c (get_unnamed_section, get_noswitch_section,
134 get_section): Likewise.
136 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
138 * regrename.c (build_def_use): Don't copy RTX.
140 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
142 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
143 (Type Attributes): Fix nesting of @table and @subsection. Adjust
144 punctuation. Use @ref instead of @xref.
145 (Function Names): Remove stray @display/@end display.
146 (C++ Attributes): Use @ref instead of @xref.
147 (Deprecated Features): Fix punctuation around @xref.
148 (Backwards Compatibility): Likewise.
149 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
151 2008-06-28 Joseph Myers <joseph@codesourcery.com>
153 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
154 constants for E500 double.
156 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
158 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
159 element type of const_vector.
161 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
164 Remove FLAGS_REG clobber from expander pattern.
165 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
166 (anddi3, andsi3, andhi3, andqi3): Ditto.
167 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
168 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
169 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
170 (ashlsi3, ashlhi3, ashlqi3): Ditto.
171 (ashrsi3, ashrhi3, ashrqi3): Ditto.
172 (lshrsi3, lshrhi3, lshrqi3): Ditto.
173 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
174 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
176 2008-06-28 Richard Guenther <rguenther@suse.de>
178 * tree-ssa-structalias.c (callused_id, var_callused,
180 (handle_pure_call): New function.
181 (find_func_aliases): Call it.
182 (find_what_p_points_to): Handle the call-used set.
183 (clobber_what_escaped): Likewise.
184 (compute_call_used_vars): New function.
185 (init_base_vars): Init the call-used variable.
186 (do_sd_constraint): Do not propagate the solution from CALLUSED
187 but use CALLUSED as a placeholder.
188 (solve_graph): Likewise.
189 * tree-flow-inline.h (gimple_call_used_vars): New function.
190 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
191 (compute_call_used_vars): Declare.
192 * tree-ssa-alias.c (set_initial_properties): Call
193 compute_call_used_vars.
194 (reset_alias_info): Clear call-used variables.
195 (add_call_clobber_ops): Assert we are not called for const/pure
196 functions. Remove handling of them.
197 (add_call_read_ops): Handle pure functions by adding the
198 call-used set of variables as VUSEs.
199 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
200 (delete_tree_ssa): Free it.
201 * tree-dfa.c (remove_referenced_var): Clear the var from the
204 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
206 * tree.c (build_varargs_function_type_list): New.
207 (build_function_type_list_1): New.
208 (build_function_type_list): Use build_function_type_list_1.
209 * tree.h (build_varargs_function_type_list): New.
211 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
214 * config/spu/spu.c (spu_builtin_splats): Do not generate
215 invalid CONST_VECTOR expressions.
216 (spu_expand_vector_init): Likewise.
218 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
220 * optabs.c (libfunc_decls): New variable.
221 (libfunc_decl_hash, libfunc_decl_eq): New functions.
222 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
223 for the same function twice.
225 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
227 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
228 ix86_expand_binary_operator directly.
229 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
233 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
234 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
235 using only one splitter. Conditionaly execute splitter before or
236 after peephole2 pass.
237 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
238 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
239 Use only one alternative in asm template.
240 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
242 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
243 "J" operand constraint for operand 2.
244 (*ashldi3_cconly_rex64): Ditto.
245 (*ashrdi3_cmp_rex64): Ditto.
246 (*ashrdi3_cconly_rex64): Ditto.
247 (*lshrdi3_cmp_rex64): Ditto.
248 (*lshrdi3_cconly_rex64): Ditto.
249 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
250 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
251 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
254 2008-06-27 Jakub Jelinek <jakub@redhat.com>
256 * gimplify.c (omp_is_private): Don't return true if decl is not
257 already private on #pragma omp for or #pragma omp parallel for.
260 * tree-cfg.c (struct move_stmt_d): Replace block field with
261 orig_block and new_block fields.
262 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
263 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
264 (move_block_to_fn): Replace vars_map and new_label_map arguments
265 with struct move_stmt_d pointer.
266 (replace_block_vars_by_duplicates): New function.
267 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
268 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
269 all subblocks of ORIG_BLOCK to the new function. Call
270 replace_block_vars_by_duplicates.
271 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
272 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
273 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
274 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
275 (expand_omp): Temporarily set input_location to the location of
276 region's controlling stmt.
277 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
278 BIND_EXPR, push ctx->block_vars and gimplification vars into
279 the BIND_EXPR and its block's BLOCK_VARS instead of directly
281 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
282 there are any BLOCK_VARS.
283 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
284 OMP_PARALLEL or OMP_TASK stmt.
285 (lower_omp): Save and restore input_location around the lower_omp_1
288 2008-06-27 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/36400
291 PR tree-optimization/36373
292 PR tree-optimization/36344
293 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
294 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
295 (update_alias_info): Remove call clobbering code.
296 (make_constraint_to): New helper function.
297 (make_escape_constraint): Likewise.
298 (handle_rhs_call): Use it on all pointer containing arguments.
299 Also mark the static chain escaped.
300 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
302 (make_constraint_from): New helper split out from ...
303 (make_constraint_from_anything): ... here.
304 (find_func_aliases): Add constraints for escape sites.
305 (intra_create_variable_infos): Make constraints from NONLOCAL
307 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
309 (clobber_what_p_points_to): Remove.
310 (clobber_what_escaped): New function.
311 (init_base_vars): Init NONLOCAL and ESCAPED.
312 (do_sd_constraint): Do not propagate the solution from ESCAPED
313 but use ESCAPED as a placeholder.
314 (solve_graph): Likewise.
315 * tree-flow.h (clobber_what_p_points_to): Remove.
316 (clobber_what_escaped): Declare.
317 * tree-ssa-alias.c (set_initial_properties): Call it.
318 Remove code clobbering escaped pointers.
320 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
322 * function.c (allocate_struct_function): Only allocate a unique
323 funcdef_no if the decl is nonzero.
325 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
327 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
328 * config/mips/mips.c (mips_split_const_insns): New function.
329 * config/mips/mips.md (move_type): New attribute.
330 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
331 (dword_mode): New attribute.
332 (type): Avoid long line. Map "move_type"s to "type"s,
333 choosing "multi" for doubleword moves if appropriate.
334 Swap MTC/MFC comments to match their declaration order.
335 (extended_mips16): Default to "yes" if "move_type" is "sll0",
336 "type" is "branch" or "jal" is "direct".
337 (length): Handle "extended_mips16" first. Make the default
338 "0" for "ghost" instructions. Set the length from "move_type".
339 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
340 of "type", with "sll0" for the register alternative. Remove the
341 "extended_mips16" attribute.
342 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
343 of "type", with "shift_shift" for the register alternative.
344 Remove the "length" attribute.
345 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
346 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
347 of "type", with "andi" for the register alternative.
348 (*zero_extendqihi2): Likewise.
349 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
350 of "andi" instead of a "type" of "arith".
351 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
353 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
354 (mov_<store>r, *mov<mode>_ra): Likewise.
355 (extendsidi2): Use "move_type" instead of "type", with "move"
356 for the register alternative.
357 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
358 of "type", with "signext" for the register alternative.
359 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
360 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
361 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
362 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
363 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
364 (unnamed branch insn): Likewise.
365 (*movdi_gp32_fp64): Fold into...
366 (*movdi_32bit): ...here.
367 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
368 (*movdf_hardfloat): ...this new pattern.
369 (*movdf_softfloat): Remove redundant FPR alternatives.
370 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
371 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
372 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
373 the "move" attribute.
374 (*movdi_32bit): Use "move_type" instead of "type" and remove the
375 "length" attribute. Use "fpload" and "fpstore" instead of "load"
376 and "store" for COP loads and stores.
377 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
378 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
379 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
380 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
381 (*movtf_mips16, *movv2sf): Likewise.
382 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
383 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
384 (mfhc1<mode>): Use "move_type" instead of "move".
385 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
386 (loadgp_blockage): Remove the "length" attribute.
387 (blockage, set_got_version, update_got_version): Likewise.
388 (call_internal): Remove the "extended_mips16" attribute.
389 (call_value_internal, call_value_multiple_internal): Likewise.
390 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
392 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
393 the "length" attribute.
395 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
397 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
398 -Wcast-qual warnings.
399 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
400 handle_pragma_pop_macro): Likewise.
401 * collect2.c (resolve_lib_name): Likewise.
402 * config/arc/arc.c (arc_init): Likewise.
403 * config/arm/arm.c (neon_builtin_compare,
404 locate_neon_builtin_icode): Likewise.
405 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
406 * config/bfin/bfin.c (bfin_init_machine_status,
407 bfin_optimize_loop): Likewise.
408 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
409 * config/cris/cris.c (cris_init_expanders): Likewise.
410 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
411 * config/darwin.c (machopic_indirection_eq,
412 machopic_indirection_name, machopic_output_indirection): Likewise.
413 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
414 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
415 frv_optimize_membar): Likewise.
416 * config/i386/cygwin.h (mingw_scan,
417 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
418 * config/i386/cygwin1.c (mingw_scan): Likewise.
419 * config/i386/i386.c (machopic_output_stub): Likewise.
420 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
421 i386_pe_unique_section): Likewise.
422 * config/ia64/ia64.c (ia64_init_machine_status,
423 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
425 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
426 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
427 * config/m68k/m68k.c (m68k_handle_option,
428 m68k_sched_md_init_global): Likewise.
429 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
430 mcore_unique_section): Likewise.
431 * config/mips/mips.c (mips_block_move_straight,
432 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
434 * config/mmix/mmix.c (mmix_init_machine_status,
435 mmix_encode_section_info): Likewise.
436 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
437 * config/rs6000/rs6000.c (rs6000_init_machine_status,
438 print_operand_address, output_toc, redefine_groups,
439 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
440 * config/s390/s390.c (s390_init_machine_status): Likewise.
441 * config/score/score.c (score_block_move_straight,
442 score_block_move_loop_body): Likewise.
443 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
444 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
445 * emit-rtl.c (find_auto_inc): Likewise.
446 * gcc.c (translate_options, process_command): Likewise.
447 * reorg.c (dbr_schedule): Likewise.
448 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
449 * xcoffout.c (xcoffout_declare_function): Likewise.
451 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
453 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
454 ipa-pta working again.
456 2008-06-27 David Edelsohn <edelsohn@gnu.org>
458 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
461 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
463 * config.gcc (powerpc*-*-*): Add new core e500mc.
464 * config/rs6000/e500mc.md: New file.
465 * config/rs6000/rs6000.c (processor_costs): Add new costs for
467 (rs6000_override_options): Add e500mc case to
468 processor_target_table. Altivec and Spe options not allowed
469 with e500mc. Add isel instruction to e500mc by
470 default. Initialize rs6000_cost for e500mc.
471 (rs6000_issue_rate): Set issue rate for e500mc.
472 * config/rs6000/rs6000.h (processor_type): Add
474 (ASM_CPU_SPEC): Add e500mc.
475 Set TARGET_ISEL to rs6000_isel.
476 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
477 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
478 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
480 * doc/invoke.texi: Add e500mc to list of cpus.
482 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
485 * c-lex.c (lex_charconst): Initialize unsignedp.
487 2008-06-27 Olivier Hainque <hainque@adacore.com>
489 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
490 documented assumptions.
492 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
494 * dwarf2out.c: Remove trailing white spaces. Break long line
497 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
499 * libfuncs.h (LTI_synchronize): New libfunc_index.
500 (synchronize_libfunc): Declare.
501 * builtins.c (expand_builtin_synchronize): Consider using
502 synchronize_libfunc before falling back on an asm blockage.
503 * config/mips/mips.c: Include libfuncs.h
504 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
506 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
508 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
509 parameter. Copy stack_reg to r11 where appropriate.
510 (no_global_regs_above): Add gpr parameter.
511 (rs6000_stack_info): Only add padding for SPE save area if we
512 are saving SPE GPRs and CR.
513 (saveres_routine_syms): New variable.
514 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
516 (rs6000_savres_routine_sym): New function.
517 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
519 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
520 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
521 Tweak FPR out-of-line saving.
522 (rs6000_make_savres_rtx): New function.
523 (rs6000_use_multiple_p): New function.
524 (rs6000_savres_strategy): New function.
525 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
526 out-of-line if appropriate.
527 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
528 if we are optimizing for size.
529 (GP_SAVE_INLINE): Define.
530 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
531 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
532 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
533 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
534 (*save_fpregs_<mode>): Add use of r11.
535 (*restore_gpregs_<mode>): New insn.
536 (*return_and_restore_gpregs_<mode>): New insn.
537 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
539 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
540 (*restore_gpregs_spe): New insn.
541 (*return_and_restore_gpregs_spe): New insn.
542 * config/rs6000/predicates.md (save_world_operation): Fix check.
544 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
546 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
547 this point, so assert that.
549 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
551 * cfganal.c: Include vec.h and vecprim.h.
552 (compute_idf): Import from...
553 * tree-into-ssa (compute_idf): ...here.
554 * basic-block.h (compute_idf): Export.
556 2008-06-26 Joseph Myers <joseph@codesourcery.com>
558 * c-decl.c (merge_decls): Use !current_function_decl to check for
559 extern declaration of C99 inline function being at file scope.
561 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
563 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
565 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
567 * alias.c (record_alias_subset, init_alias_analysis): Fix
568 -Wc++-compat and/or -Wcast-qual warnings.
569 * attribs.c (lookup_attribute_spec): Likewise.
570 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
571 copy_bb, connect_traces,
572 find_rarely_executed_basic_blocks_and_cr): Likewise.
573 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
574 note_btr_set, migrate_btr_defs): Likewise.
575 * builtins.c (result_vector, expand_builtin_memcpy,
576 expand_builtin_mempcpy_args, expand_builtin_strncpy,
577 builtin_memset_read_str, expand_builtin_printf,
578 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
580 * caller-save.c (mark_set_regs): Likewise.
581 * calls.c (expand_call, emit_library_call_value_1): Likewise.
582 * cgraph.c (cgraph_edge): Likewise.
583 * combine.c (likely_spilled_retval_1): Likewise.
584 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
585 htab_counts_entry_del, get_coverage_counts): Likewise.
586 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
587 new_cselib_val): Likewise.
588 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
589 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
591 * df-core.c (df_compact_blocks): Likewise.
592 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
593 * df-scan.c (df_grow_reg_info, df_ref_create,
594 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
595 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
596 df_record_entry_block_defs, df_record_exit_block_uses,
597 df_bb_verify): Likewise.
598 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
599 DF_REF_EXTRACT_MODE_CONST): New.
600 * dominance.c (get_immediate_dominator, get_dominated_by,
601 nearest_common_dominator, root_of_dom_tree,
602 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
603 -Wc++-compat and/or -Wcast-qual warnings.
604 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
605 record_store, replace_read, check_mem_read_rtx, scan_insn,
606 dse_step1, dse_record_singleton_alias_set): Likewise.
607 * dwarf2asm.c (dw2_force_const_mem): Likewise.
609 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
611 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
612 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
613 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
614 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
615 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
616 add_ranges_num, add_ranges_by_labels, file_info_cmp,
617 file_name_acquire, output_file_names, add_const_value_attribute,
618 premark_used_types_helper, file_table_eq, file_table_hash,
619 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
620 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
621 -Wcast-qual warnings.
622 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
623 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
624 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
625 gen_reg_rtx, start_sequence, init_emit): Likewise.
626 * et-forest.c (et_new_occ, et_new_tree): Likewise.
627 * except.c (init_eh_for_function, gen_eh_region,
628 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
629 arh_to_landing_pad, arh_to_label, add_action_record,
630 add_call_site, switch_to_exception_section): Likewise.
631 * expmed.c (synth_mult): Likewise.
632 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
633 store_expr): Likewise.
634 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
636 * function.c (assign_stack_temp_for_type,
637 allocate_struct_function, match_asm_constraints_1): Likewise.
638 * gcov-io.c (gcov_allocate): Likewise.
639 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
640 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
641 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
642 record_one_set, insert_expr_in_table, insert_set_in_table,
643 dump_hash_table, compute_hash_table_work, alloc_hash_table,
644 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
645 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
646 -Wcast-qual warnings.
648 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
650 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
651 -Wcast-qual warnings.
652 * gcc.c (process_command): Likewise.
653 * genattrtab.c (oballoc): Use XOBNEW.
654 (oballocvec): Define.
655 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
656 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
657 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
658 -Wc++-compat and/or -Wcast-qual warnings.
659 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
660 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
661 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
662 gen_presence_absence_set, gen_automaton, gen_regexp_el,
663 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
664 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
665 add_excls, process_presence_absence_names,
666 process_presence_absence_patterns, add_presence_absence,
667 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
668 get_free_state, add_arc, get_free_automata_list_el,
669 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
670 transform_3, cache_presence, create_ainsns, create_automata,
671 create_state_ainsn_table, dfa_insn_code_enlarge,
672 output_trans_func, output_min_issue_delay_func,
673 output_dead_lock_func, output_reset_func,
674 output_get_cpu_unit_code_func, output_dfa_start_func,
675 expand_automata): Likewise.
676 * genextract.c (gen_insn): Likewise.
677 * gengtype-lex.l: Likewise.
678 * gengtype.c (read_input_list, adjust_field_type,
679 process_gc_options): Likewise.
680 * genoutput.c (note_constraint): Likewise.
681 * genpreds.c (mangle, add_constraint): Likewise.
682 * genrecog.c (process_define_predicate, new_decision,
683 add_to_sequence): Likewise.
684 * gensupport.c (record_insn_name): Likewise.
686 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
688 * config/i386/driver-i386.c (detect_caches_amd,
689 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
690 and/or -Wcast-qual warnings.
691 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
692 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
693 gt_pch_save): Likewise.
694 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
695 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
696 * global.c (compute_regsets): Likewise.
697 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
698 finish_graph_dump_file): Likewise.
699 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
700 unlink_bb_notes): Likewise.
701 * integrate.c (get_hard_reg_initial_val): Likewise.
702 * ipa-prop.c (ipa_push_func_to_list): Likewise.
703 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
704 * local-alloc.c (update_equiv_regs): Likewise.
705 * loop-invariant.c (check_invariant_table_size,
706 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
708 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
709 altered_reg_used, mark_altered): Likewise.
710 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
711 insert_var_expansion_initialization,
712 combine_var_copies_in_loop_exit, apply_opt_in_copies,
713 release_var_copies): Likewise.
714 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
715 analyze_matrix_decl, add_allocation_site, analyze_transpose,
716 analyze_accesses_for_phi_node, check_var_notmodified_p,
717 check_allocation_function, find_sites_in_func,
718 record_all_accesses_in_func, transform_access_sites,
719 transform_allocation_sites): Likewise.
720 * omp-low.c (new_omp_region, create_omp_child_function_name,
721 check_omp_nesting_restrictions, check_combined_parallel,
722 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
723 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
724 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
725 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
727 * opts-common.c (prune_options): Likewise.
728 * opts.c (add_input_filename, print_filtered_help,
729 get_option_state): Likewise.
730 * params.c (add_params): Likewise.
731 * passes.c (set_pass_for_id, next_pass_1,
732 do_per_function_toporder, pass_fini_dump_file): Likewise.
733 * postreload.c (reload_cse_simplify_operands): Likewise.
734 * predict.c (tree_predicted_by_p, tree_predict_edge,
735 clear_bb_predictions, combine_predictions_for_bb): Likewise.
737 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
739 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
741 * recog.c (check_asm_operands, validate_change_1): Likewise.
742 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
743 subst_asm_stack_regs): Likewise.
744 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
745 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
746 * regmove.c (reg_is_remote_constant_p): Likewise.
747 * regrename.c (regrename_optimize, scan_rtx_reg,
748 kill_clobbered_value, kill_set_value, kill_autoinc_value):
750 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
751 regstat_compute_calls_crossed): Likewise.
752 * reload1.c (init_reload, new_insn_chain,
753 has_nonexceptional_receiver, reload, copy_reloads,
754 calculate_needs_all_insns, init_elim_table): Likewise.
755 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
756 * rtl.c (shallow_copy_rtx_stat): Likewise.
757 * rtlanal.c (parms_set): Likewise.
758 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
759 sbitmap_resize, sbitmap_vector_alloc): Likewise.
760 * sched-ebb.c (earliest_block_with_similiar_load,
761 add_deps_for_risky_insns): Likewise.
762 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
763 schedule_region): Likewise.
764 * see.c (eq_descriptor_pre_extension,
765 hash_descriptor_pre_extension, hash_del_pre_extension,
766 eq_descriptor_properties, hash_descriptor_properties,
767 hash_del_properties, see_seek_pre_extension_expr,
768 see_initialize_data_structures, see_print_register_properties,
769 see_print_pre_extension_expr, see_delete_merged_def_extension,
770 see_delete_unmerged_def_extension, see_emit_use_extension,
771 see_pre_delete_extension, see_map_extension, see_commit_changes,
772 see_analyze_merged_def_local_prop,
773 see_analyze_merged_def_local_prop,
774 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
775 see_set_prop_merged_def, see_set_prop_unmerged_def,
776 see_set_prop_unmerged_use, see_print_one_extension,
777 see_merge_one_use_extension, see_merge_one_def_extension,
778 see_store_reference_and_extension, see_update_uses_relevancy,
779 see_update_defs_relevancy): Likewise.
780 * statistics.c (hash_statistics_hash, hash_statistics_eq,
781 hash_statistics_free, curr_statistics_hash): Likewise.
782 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
783 expand_asm_operands, expand_return, case_bit_test_cmp,
784 expand_case): Likewise.
785 * stor-layout.c (start_record_layout): Likewise.
786 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
787 gt_pch_save_stringpool): Likewise.
788 * tree-data-ref.c (hash_stmt_vertex_info,
789 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
790 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
792 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/i386.md : Change constraints of HImode and QImode
796 immediate operands from "i" to "n". Change SImode "ni" constraint to
797 "i" and SImode "rmi" constraint to "g". Remove all constraints
798 from const0_operand and const1_operand predicated operands.
799 (i): Change QImode and HImode attribute from "i" to "n".
800 (*subqi_2): Change HImode operands to QImode.
803 2008-06-25 Olivier Hainque <hainque@adacore.com>
805 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
808 2008-06-25 Richard Guenther <rguenther@suse.de>
810 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
811 not overflow the result type.
813 2008-06-25 Richard Guenther <rguenther@suse.de>
815 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
816 (vn_lookup): Likewise.
818 2008-06-25 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/35518
821 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
822 * tree-sra.c (instantiate_element): Use fold_build3 to build
824 (try_instantiate_multiple_fields): Likewise.
826 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
828 * config/rs6000/rs6000.md: Change all string instruction's clobber to
831 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
833 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
834 use_backchain_to_restore_sp to true
835 if the offset of the link register save area would go over the 32k - 1
836 offset limit of the load
839 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
841 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
842 anchor for the type-punning blurb. Cross-reference "Structures
843 unions enumerations and bit-fields implementation". Provide a
844 cast-through-pointer example. Make final sentence self-contained.
845 * doc/implement-c.texi (Structures unions enumerations and
846 bit-fields implementation): Cross-reference the type-punning blurb
847 in the -fstrict-aliasing documentation.
849 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
852 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
853 the memory instead of the memory itself for the save area.
855 2008-06-24 Olivier Hainque <hainque@adacore.com>
856 Nicolas Roche <roche@adacore.com>
858 * gengtype.c (srcdir_len): size_t instead of int.
859 (get_file_realbasename): New function. For F a filename, the real
860 basename of F, with all the path components stripped.
861 (get_file_srcdir_relative_path): New function. For F a filename, the
862 relative path to F from $(srcdir).
863 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
864 get_file_realbasename. Adjust the head comment.
865 (get_prefix_langdir_index): New function. For F a filename, return the
866 lang_dir_names[] relative index of the language directory that is
868 (get_file_langdir): For F a filename, return the name of the language
869 directory where F is located.
870 (get_file_gtfilename): New function. The gt- output file name for an
872 (get_output_file_with_visibility): Replace in-line computations with
873 uses of get_file_gtfilename and get_prefix_langdir_index.
874 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
876 2008-06-24 Jakub Jelinek <jakub@redhat.com>
878 PR tree-optimization/36504
879 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
880 references without base address.
882 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
885 * calls.c (expand_call): Increase alignment for recursive functions.
887 2008-06-23 Anatoly Sokolov <aesok@post.ru>
889 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
890 (TARGET_FUNCTION_VALUE): New define.
891 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
892 * config/avr/avr.h (FUNCTION_VALUE): Remove.
894 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
896 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
897 (fmod<mode>3): Ditto.
898 (remainderxf3): Ditto.
899 (remainder<mode>3): Ditto.
901 2008-06-23 Jakub Jelinek <jakub@redhat.com>
904 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
905 REG is a hard register.
907 PR tree-optimization/36508
908 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
909 499, don't check it at all in release compilers.
911 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
913 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
914 together with SSE_TARGET_MATH to disable insn pattern.
915 (*fop_<MODEF:mode>_2_i387): Ditto.
916 (*fop_<MODEF:mode>_3_i387): Ditto.
918 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
920 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
922 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
925 * gimplify.c (gimplify_asm_expr): Check the return code of
926 parse_output_constraint call, set function return and is_inout
929 2008-06-22 Ian Lance Taylor <iant@google.com>
931 * c-lex.c (narrowest_unsigned_type): Change itk to int.
932 (narrowest_signed_type): Likewise.
933 * c-typeck.c (c_common_type): Change local variable mclass to enum
935 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
936 tcc_comparison, not the tree code itself.
937 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
938 (c_expand_expr): Cast modifier to enum expand_modifier.
939 * c-common.h (C_RID_CODE): Add casts.
940 (C_SET_RID_CODE): Define.
941 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
942 (c_lex_one_token): Add cast to avoid warning.
943 (c_parser_objc_type_name): Rename local typename to type_name.
944 (check_no_duplicate_clause): Change code parameter to enum
946 (c_parser_omp_var_list_parens): Change kind parameter to enum
948 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
949 c_parser_omp_list_var_parens.
950 (c_parser_omp_threadprivate): Likewise.
951 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
952 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
953 * c-format.c (NO_FMT): Define.
954 (printf_length_specs): Use NO_FMT.
955 (asm_fprintf_length_specs): Likewise.
956 (gcc_diag_length_specs): Likewise.
957 (scanf_length_specs): Likewise.
958 (strfmon_length_specs): Likewise.
959 (gcc_gfc_length_specs): Likewise.
960 (printf_flag_specs): Change 0 to STD_C89.
961 (asm_fprintf_flag_specs): Likewise.
962 (gcc_diag_flag_specs): Likewise.
963 (gcc_cxxdiag_flag_specs): Likewise.
964 (scanf_flag_specs): Likewise.
965 (strftime_flag_specs): Likewise.
966 (strfmon_flag_specs): Likewise.
967 (print_char_table): Likewise.
968 (asm_fprintf_char_table): Likewise.
969 (gcc_diag_char_table): Likewise.
970 (gcc_tdiag_char_table): Likewise.
971 (gcc_cdiag_char_table): Likewise.
972 (gcc_cxxdiag_char_table): Likewise.
973 (gcc_gfc_char_table): Likewise.
974 (scan_char_table): Likewise.
975 (time_char_table): Likewis.
976 (monetary_char_table): Likewise.
977 * c-format.h (BADLEN): Likewise.
979 2008-06-21 Ian Lance Taylor <iant@google.com>
981 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
982 Define END_OF_BASE_TREE_CODES around inclusion.
983 * tree.c (tree_code_type): New global array.
984 (tree_code_length, tree_code_name): Likewise.
985 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
987 (all-tree.def, s-alltree): New targets.
988 (gencheck.h, s-gencheck): Remove.
989 (tree.o): Depend upon all-tree.def.
990 (build/gencheck.o): Remove gencheck.h dependency.
991 (mostlyclean): Don't remove gencheck.h.
992 * c-common.h (enum c_tree_code): Remove.
993 * c-lang.c (tree_code_type): Remove.
994 (tree_code_length, tree_code_name): Remove.
995 * gencheck.c (tree_codes): Include all-tree.def, rather than
996 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
998 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1000 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1001 (operator_name_info): Size to MAX_TREE_CODES.
1002 (assignment_operator_name_info): Likewise.
1003 * cp/cp-lang.c (tree_code_type): Remove.
1004 (tree_code_length, tree_code_name): Remove.
1005 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1006 (assignment_operator_name_info): Likewise.
1007 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1009 * cp/mangle.c (write_expression): Likewise.
1010 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1011 * fortran/f95-lang.c (tree_code_type): Remove.
1012 (tree_code_length, tree_code_name): Remove.
1013 * java/java-tree.h (enum java_tree_code): Remove.
1014 * java/lang.c (tree_code_type): Remove.
1015 (tree_code_length, tree_code_name): Remove.
1016 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1017 * objc/objc-act.h (enum objc_tree_code): Remove.
1018 * objc/objc-lang.c (tree_code_type): Remove.
1019 (tree_code_length, tree_code_name): Remove.
1020 * objcp/objcp-lang.c (tree_code_type): Remove.
1021 (tree_code_length, tree_code_name): Remove.
1022 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1023 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1024 * ada/misc.c (tree_code_type): Remove.
1025 (tree_code_length, tree_code_name): Remove.
1027 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1029 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1030 the grand_bitmap_obstack.
1032 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1034 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1035 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1036 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1037 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1038 move_stmt_r, new_label_mapper): Likewise.
1039 * tree-complex.c (cvc_lookup): Likewise.
1040 * tree-dfa.c (create_function_ann): Likewise.
1041 * tree-dump.c (dump_register): Likewise.
1042 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1043 find_phi_replacement_condition): Likewise.
1044 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1045 tree_function_versioning): Likewise.
1046 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1047 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1048 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1049 get_nonlocal_debug_decl, convert_nonlocal_reference,
1050 convert_nonlocal_omp_clauses, get_local_debug_decl,
1051 convert_local_reference, convert_local_omp_clauses,
1052 convert_nl_goto_reference, convert_nl_goto_receiver,
1053 convert_tramp_reference, convert_call_expr): Likewise.
1054 * tree-outof-ssa.c (contains_tree_r): Likewise.
1055 * tree-parloops.c (reduction_phi, initialize_reductions,
1056 eliminate_local_variables_1, add_field_for_reduction,
1057 add_field_for_name, create_phi_for_local_result,
1058 create_call_for_reduction_1, create_loads_for_reductions,
1059 create_stores_for_reduction, create_loads_and_stores_for_name):
1061 * tree-phinodes.c (allocate_phi_node): Likewise.
1062 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1063 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1064 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1065 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1066 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1067 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1068 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1069 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1070 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1071 vn_nary_op_insert): Likewise.
1072 * tree-ssa.c (redirect_edge_var_map_add,
1073 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1074 * tree-vectorizer.c (vectorize_loops): Likewise.
1075 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1076 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1077 tree_cons_stat, build1_stat, build_variant_type_copy,
1078 decl_init_priority_lookup, decl_fini_priority_lookup,
1079 decl_priority_info, decl_restrict_base_lookup,
1080 decl_restrict_base_insert, decl_debug_expr_lookup,
1081 decl_debug_expr_insert, decl_value_expr_lookup,
1082 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1083 type_hash_add, get_file_function_name, tree_check_failed,
1084 tree_not_check_failed, tree_range_check_failed,
1085 omp_clause_range_check_failed, build_omp_clause,
1086 build_vl_exp_stat): Likewise.
1087 * value-prof.c (gimple_histogram_value,
1088 gimple_duplicate_stmt_histograms): Likewise.
1089 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1090 unshare_variable, variable_union_info_cmp_pos, variable_union,
1091 dataflow_set_different_1, dataflow_set_different_2,
1092 vt_find_locations, variable_was_changed, set_variable_part,
1093 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1094 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1095 section_entry_hash, object_block_entry_eq,
1096 object_block_entry_hash, create_block_symbol,
1097 initialize_cold_section_name, default_function_rodata_section,
1098 strip_reg_name, set_user_assembler_name, const_desc_eq,
1099 build_constant_desc, output_constant_def, lookup_constant_def,
1100 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1101 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1102 default_internal_label): Likewise.
1103 * varray.c (varray_init, varray_grow): Likewise.
1104 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1106 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1108 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1109 operators for "test" insn. Macroize insn using SWI mode macro.
1110 (*jcc_fused_2): Ditto.
1111 (*jcc_fused_3): Macroize insn using SWI mode macro.
1112 (*jcc_fused_4): Ditto.
1114 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1116 * tree-ssa-pre.c: Fix typo in comment.
1117 (init_antic, fini_antic): Add explicit funtions for
1118 initializing and deinitializing ANTIC and AVAIL sets.
1119 (create_expression_by_pieces): Fix typo in comment.
1120 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1121 (execute_pre): Eventually dump details about ANTIC_IN.
1123 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1125 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1126 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1127 add_to_obstack, file_at_path, find_a_file, execute,
1128 add_preprocessor_option, add_assembler_option, add_linker_option,
1129 process_command, insert_wrapper, do_option_spec, do_self_spec,
1130 spec_path, do_spec_1, is_directory, main, used_arg,
1131 getenv_spec_function): Likewise.
1132 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1133 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1136 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1138 * doc/rtl.texi: Updated subreg section.
1140 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1143 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1144 node->needed and node->reachable.
1145 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1146 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1147 (expand_task_call): Don't call expand_task_copyfn.
1148 (expand_task_copyfn): Renamed to...
1149 (finalize_task_copyfn): ... this.
1151 2008-06-19 Jan Hubicka <jh@suse.cz>
1153 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1154 clobbering framepointer.
1156 2008-06-19 Jan Hubicka <jh@suse.cz>
1158 * tree-optimize.c (execute_early_local_optimizations): Set
1159 cgraph_state only at first invocation.
1161 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1163 * system.h (-Wc++-compat): Activate as a warning, no an error.
1165 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1167 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1168 instead of "#" in insn asm template.
1169 (*jcc_fused_2): Ditto.
1171 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/i386.h (ix86_tune_indices)
1174 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1175 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1176 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1177 (*jcc_fused_2): Ditto.
1178 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1179 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1180 (print operand): Handle 'E' and 'e' code.
1182 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1184 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1185 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1186 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1188 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1190 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1192 (cgraph_expand_function): Use local copy of decl.
1193 (cgraph_expand_all_functions): Remove redundant initialization of
1195 (cgraph_optimize): Reword internal_error message.
1197 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1199 * arm-protos.h (arm_return_in_memory): Remove public
1200 arm_return_in_memory() prototype.
1201 * arm.c (arm_return_in_memory): Add static prototype, add target
1202 hook macro, change definition and comments.
1203 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1205 2008-06-19 Ben Elliston <bje@au.ibm.com>
1207 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1208 real.c: Remove references to IEEE 754R.
1209 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1210 * doc/libgcc.texi (Decimal float library routines): Likewise.
1212 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1214 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1215 (default_unwind_word_mode): Add prototype.
1216 * targhooks.c (default_unwind_word_mode): New function.
1217 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1218 instead of word_mode.
1219 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1220 (TARGET_INITIALIZER): Use it.
1222 * c-common.c (handle_mode_attribute): Support "unwind_word"
1224 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1226 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1227 word_mode to access SjLj_Function_Context member "data".
1228 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1229 conversion from targetm.eh_return_filter_mode () to
1230 targetm.unwind_word_mode () if they differ.
1232 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1233 (BT_FN_UNWINDWORD_PTR): New function type.
1234 (BT_FN_WORD_PTR): Remove.
1235 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1236 * except.c (expand_builtin_extend_pointer): Convert pointer to
1237 targetm.unwind_word_mode () instead of word_mode.
1239 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1240 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1241 (spu_unwind_word_mode): New function.
1242 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1243 (TARGET_UNWIND_WORD_MODE): Define.
1244 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1246 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1248 * config/spu/spu.c (reg_align): Remove.
1249 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1250 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1251 (spu_split_store): Likewise.
1253 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1255 * gcc/tree-vn.c: Fix typo in comment.
1257 2008-06-18 Jan Hubicka <jh@suse.cz>
1259 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1260 toplevel reorder too.
1262 2008-06-18 Jan Hubicka <jh@suse.cz>
1264 * c-opts.c (c_common_post_options): PCH is not compatible with
1266 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1267 -fno-toplevel-reorder by default now.
1269 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1271 PR documentation/30739
1272 * doc/install.texi (Prerequisites): Document dependency on awk.
1274 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1275 Ian Lance Taylor <iant@google.com>
1277 PR rtl-optimization/35604
1278 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1279 only want to change jump destinations, not eventual label comparisons.
1281 2008-06-16 Jan Hubicka <jh@suse.cz>
1283 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1285 (cgraph_analyze_function): Likewise.
1287 2008-06-16 Jan Hubicka <jh@suse.cz>
1289 * cgraph.h (cgraph_mark_if_needed): New function.
1290 * cgraphunit.c (cgraph_mark_if_needed): New function.
1291 * c-decl.c (duplicate_decl): Use it.
1293 2008-06-16 Jan Hubicka <jh@suse.cz>
1295 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1298 2008-06-16 Jan Hubicka <jh@suse.cz>
1300 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1302 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1303 Kazu Hirata <kazu@codesourcery.com>
1304 Maxim Kuvyrkov <maxim@codesourcery.com
1306 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1307 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1308 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1309 EXTRA_SPEC_FUNCTIONS.
1310 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1311 (DRIVER_SELF_SPECS): Adjust.
1312 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1313 * config/mips/st.h, config/mips/t-st: New.
1314 * config/mips/driver-native.c, config/mips/x-native: New.
1315 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1318 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1320 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1322 (ISA_HAS_FP_CONDMOVE): New macro.
1323 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1324 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1325 (ISA_HAS_NMADD3_NMSUB3): New macro.
1326 * config/mips/mips.c (mips_rtx_costs): Update.
1327 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1328 compiling for ST Loongson 2E/2F.
1329 (madd<mode>): Rename to madd4<mode>. Update.
1330 (madd3<mode>): New pattern.
1331 (msub<mode>): Rename to msub4<mode>. Update.
1332 (msub3<mode>): New pattern.
1333 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1334 (nmadd3<mode>): New pattern.
1335 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1336 (nmadd3<mode>_fastmath): New pattern.
1337 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1338 (nmsub3<mode>): New pattern.
1339 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1340 (nmsub3<mode>_fastmath): New pattern.
1341 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1343 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1345 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1346 (DF_REF_INSN_INFO): New.
1347 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1348 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1349 with a NULL DF_REF_INSN_INFO.
1350 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1352 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1353 DF_INSN_INFO_EQ_USES): New.
1354 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1355 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1356 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1357 * df-core.c: Update comment for above changes.
1358 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1359 DF_INSN_UID_* macros.
1360 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1361 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1362 insn rtx. Update all callers.
1363 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1364 df_ref_create_structure, df_insn_refs_collect): Likewise.
1365 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1366 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1367 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1368 macros to access the insn refs.
1369 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1370 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1371 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1372 for accessing the refs.
1373 (try_fwprop_subst): Likewise.
1374 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1375 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1376 for accessing the refs.
1377 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1378 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1379 to look at the insn refs.
1380 (record_uses): Likewise.
1381 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1383 (mark_artificial_uses): Don't mark_insn for artificial refs.
1384 (mark_reg_rependencies): Likewise.
1386 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1388 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1390 * configure: Regenerate.
1392 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1394 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1395 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1396 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1398 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1400 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1401 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1402 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1404 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1406 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1407 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1408 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1410 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1412 * tree-ssa-sccvn.c: Fix format of comments.
1414 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1416 * cgraph.c: Remove unneeded forward declarations of eq_node()
1419 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1421 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1423 (see_update_relevancy): Likewise.
1424 * fwprop.c (try_fwprop_subst): Likewise.
1425 * rtlanal.c (noop_move_p): Likewise.
1426 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1427 notes to non-existing libcall blocks.
1428 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1430 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1431 (dead_libcall_p): Remove.
1432 (delete_trivially_dead_insns): Don't use it.
1433 * web.c (union_defs): Remove comment about keeping nops.
1434 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1435 (compute_hash_table_work): Don't track libcall notes.
1436 (do_local_cprop): Don't take libcall pointers. Don't update
1438 (adjust_libcall_notes): Deleted.
1439 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1440 ever have existed in the first place).
1441 (replace_store_insn): Don't try to remove libcall notes.
1442 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1443 (resolve_reg_notes): Don't call them.
1444 (resolve_simple_move): Likewise.
1445 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1446 Don't remove REG_RETVAL notes.
1447 * emit-rtl.c (try_split): Don't update libcall notes.
1448 (emit_copy_of_insn_after): Dito.
1449 * cselib.c (cselib_current_insn_in_libcall): Remove.
1450 (cselib_process_insn): Don't set/clear it.
1451 (new_elt_loc_list): Don't record it.
1452 (cselib_init): Don't initialize it.
1453 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1454 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1456 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1457 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1458 (init_deps): Don't initialize it.
1459 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1460 * combine.c (delete_noop_moves): Don't update libcall notes.
1461 (can_combine_p): Remove now pointless #if 0 block.
1462 (try_combine): Remove another obsolete #if 0 block.
1463 (distribute_notes): Don't distribute libcall notes.
1464 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1465 * dce.c (libcall_dead_p): Remove.
1466 (delete_unmarked_insns): Don't handle libcall blocks.
1467 (preserve_libcall_for_dce): Remove.
1468 (prescan_insns_for_dce): Don't special-case libcall block insns.
1469 * reload1 (reload): Don't handle libcall notes.
1470 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1473 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1475 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1476 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1477 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1479 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1481 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1482 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1483 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1485 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1487 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1489 2008-06-16 Ira Rosen <irar@il.ibm.com>
1491 PR tree-optimization/36493
1492 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1493 the arguments list. Use VECTYPE to create vector pointer.
1494 (vectorizable_store): Fail if accesses through a pointer to vectype
1495 do not alias the original memory reference operands.
1496 Call vect_create_data_ref_ptr without the removed argument.
1497 (vectorizable_load): Likewise.
1498 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1501 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1504 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1507 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1509 * config/mips/loongson2ef.md: New file.
1510 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1511 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1512 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1513 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1514 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1516 (loongson2ef.md): New include.
1517 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1518 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1519 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1520 (loongson_gt_<mode>, loongson_extract_halfword)
1521 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1522 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1523 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1524 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1525 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1526 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1527 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1528 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1529 (vec_interleave_low<mode>): Define type attribute.
1530 * config/mips/mips.c (mips_ls2): New static variable.
1531 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1532 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1533 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1534 Implement target scheduling hooks.
1535 (mips_multipass_dfa_lookahead): Update to handle tuning for
1537 (mips_sched_init): Initialize data for Loongson scheduling.
1538 (mips_ls2_variable_issue): New static function.
1539 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1541 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1542 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1543 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1544 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1545 Handle ST Loongson 2E/2F cores.
1546 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1548 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1550 * omp-low.c (extract_omp_for_data): Fix comment typo.
1553 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1555 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1556 FIXME note about gcc/config.guess.
1557 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1558 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1559 * doc/cppopts.texi: Likewise.
1560 * doc/extend.texi: Likewise.
1561 * doc/gcc.texi: Likewise.
1562 * doc/gccint.texi: Likewise.
1563 * doc/gcov.texi: Likewise.
1564 * doc/gty.texi: Likewise.
1565 * doc/hostconfig.texi: Likewise.
1566 * doc/install.texi: Likewise.
1567 * doc/invoke.texi: Likewise.
1568 * doc/loop.texi: Likewise.
1569 * doc/makefile.texi: Likewise.
1570 * doc/md.texi: Likewise.
1571 * doc/passes.texi: Likewise.
1572 * doc/tm.texi: Likewise.
1573 * doc/tree-ssa.texi: Likewise.
1574 * doc/trouble.texi: Likewise.
1576 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1577 Nathan Sidwell <nathan@codesourcery.com>
1578 Maxim Kuvyrkov <maxim@codesourcery.com>
1579 Richard Sandiford <rdsandiford@googlemail.com>
1581 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1582 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1583 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1585 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1586 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1587 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1589 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1590 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1591 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1592 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1593 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1594 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1595 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1596 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1597 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1598 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1599 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1600 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1601 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1602 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1603 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1604 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1605 (mips_builtins): Add Loongson builtins.
1606 (mips_loongson_2ef_bdesc): New.
1607 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1608 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1609 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1610 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1612 (mips_expand_vector_init): New.
1613 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1614 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1616 * config/mips/mips.md: Add unspec numbers for Loongson
1617 builtins. Include loongson.md.
1618 (MOVE64): Include Loongson vector modes.
1619 (SPLITF): Include Loongson vector modes.
1620 (HALFMODE): Handle Loongson vector modes.
1621 * config/mips/loongson.md: New.
1622 * config/mips/loongson.h: New.
1623 * config.gcc: Add loongson.h header for mips*-*-* targets.
1624 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1626 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1628 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1629 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1630 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1631 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1632 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1633 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1634 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1635 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1636 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1637 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1638 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1639 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1640 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1641 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1642 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1643 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1644 Remove use_fixproto=yes.
1645 (ia64*-*-hpux*): Remove comment about using fixproto.
1646 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1648 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1650 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1652 * configure: Regenerate.
1654 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1657 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1658 before evaluating it.
1660 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1663 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1664 nested inline functions.
1665 (start_decl, start_function): Don't invert DECL_EXTERNAL
1666 for nested inline functions.
1668 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1670 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1671 splits that must be made for correctness.
1673 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1675 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1676 (AVAIL_NON_MIPS16): Likewise.
1677 (mips_builtin_description): Replace target_flags with a predicate.
1678 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1679 (dspr2_32): New availability predicates.
1680 (MIPS_BUILTIN): New macro.
1681 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1682 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1683 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1684 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1685 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1686 (mips_dsp_32only_bdesc): Merge into...
1687 (mips_builtins): ...this new array.
1688 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1689 (mips_init_builtins): Update after above changes.
1690 (mips_expand_builtin_1): Merge into...
1691 (mips_expand_builtin): ...here and update after above changes.
1693 2008-06-12 Paul Brook <paul@codesourcery.com>
1695 * longlong.h (__arm__): Define count_leading_zeros.
1696 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1697 (clzsi2, clzdi2): New functions.
1698 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1699 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1700 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1701 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1702 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1703 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1704 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1705 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1706 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1707 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1709 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1711 * config/m68k/m68k.c (m68k_tune_flags): New.
1712 (override_options): Compute m68k_tune_flags.
1713 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1714 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1716 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1719 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1721 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1723 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1724 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1726 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1728 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1729 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1731 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1734 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1737 2008-06-12 Richard Guenther <rguenther@suse.de>
1739 PR tree-optimization/36345
1740 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1741 add memory_tag_needed flag.
1742 (may_alias_p): Declare.
1743 * tree-ssa-alias.c (may_alias_p): Export.
1744 (set_initial_properties): Use memory_tag_needed flag.
1745 (update_reference_counts): Likewise.
1746 (reset_alias_info): Reset memory_tag_needed flag.
1747 (create_name_tags): Check memory_tag_needed flag.
1748 (dump_points_to_info_for): Dump it.
1749 * tree-ssa-structalias.c (struct variable_info): Remove
1750 directly_dereferenced flag.
1751 (new_var_info): Do not initialize it.
1752 (process_constraint_1): Do not set it.
1753 (update_alias_info): Set is_dereferenced flag.
1754 (set_uids_in_ptset): Use may_alias_p.
1755 (set_used_smts): Check memory_tag_needed flag.
1756 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1757 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1758 memory_tag_needed flag.
1759 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1762 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1764 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1765 red zone for w64 abi.
1766 (ix86_expand_prologue): Likewise.
1767 (ix86_force_to_memory): Likewise.
1768 (ix86_free_from_memory): Likewise.
1770 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1773 * config/rs6000/rs6000.c (rs6000_override_options): Set
1774 rs6000_isel conditionally to the absence of comand line override.
1775 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1776 Remove duplicate rs6000_isel setting.
1777 * config/rs6000/eabispe.h: Ditto.
1779 2008-06-11 Richard Guenther <rguenther@suse.de>
1781 * alias.c (get_alias_set): Use the element alias-set for arrays.
1782 (record_component_aliases): For arrays and vectors do nothing.
1783 * c-common.c (strict_aliasing_warning): Handle the cases
1784 of alias set zero explicitly.
1785 * Makefile.in (dfp.o-warn): Add -Wno-error.
1787 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1789 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1791 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1792 tune_32 tune_64 to supported_defaults. Allow values not
1793 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1794 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1795 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1796 with_cpu_64 to generic for 64-bit-supporting configurations, not
1797 with_cpu. Remove FIXMEs.
1798 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1799 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1800 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1801 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1802 arch_32 and arch_64.
1804 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1805 Olivier Hainque <hainque@adacore.com>
1807 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1808 Use DECL_SIZE_UNIT to retrieve the size of the field.
1810 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1812 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1813 with function calls after declarations. Lay out
1814 neon_float_type_node before further use.
1816 2008-06-11 Richard Guenther <rguenther@suse.de>
1818 * tree-flow.h (may_point_to_global_var): Declare.
1819 * tree-ssa-alias.c (may_point_to_global_var): New function.
1820 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1822 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1824 * configure.ac: Teach that fido supports .debug_line.
1825 * configure: Regenerate.
1827 2008-06-10 Tom Tromey <tromey@redhat.com>
1829 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1832 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1834 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1835 (encode_decimal64, decode_decimal64, encode_decimal128,
1836 decode_decimal128): Reverse order of 32-bit parts of value if host
1837 and target endianness differ.
1839 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1841 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1842 Avoid division by 0.
1843 (tree_mod_pow2_value_transform): Likewise.
1844 (tree_ic_transform): Likewise.
1845 (tree_stringops_transform): Likewise.
1846 (tree_mod_subtract_transform): Likewise.
1847 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1848 (copy_edges_for_bb): Likewise.
1849 (initialize_cfun): Likewise.
1851 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1853 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1854 nonmemory_operand. Add "N" operand constraint.
1856 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1857 (*jcc_btsi_mask): Ditto.
1858 (*jcc_btsi_mask_1): Ditto.
1860 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1862 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1863 TYPE_CANONICAL for copied element type.
1865 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1868 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1869 Add m_CORE2 and m_GENERIC.
1870 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1871 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1873 (*jcc_btdi_rex64): New instruction and split pattern.
1875 (*jcc_btsi_1): Ditto.
1876 (*btsq): Fix Intel asm dialect operand order.
1880 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1883 * simplify-rtx.c (simplify_subreg): Add check for shift count
1886 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1888 * doc/md.texi: Synchronize with later constraints.md change.
1889 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1890 with a C implementation.
1891 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1893 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1894 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1895 when moving to and from MD_REGNUM.
1896 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1897 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1898 Handle byte and halfword moves.
1899 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1901 * config/mips/constraints.md (h): Turn into NO_REGS.
1902 (l, x): Update documentation.
1903 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1904 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1905 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1906 (HILO): New mode iterator.
1908 (any_div): New code iterator.
1909 (u): Extend code attribute to div and udiv.
1910 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1911 d_operand in the splitters. Remove redundant CONST_INT checks.
1912 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1913 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1914 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1915 accordingly, using normal moves instead of unspecs to move LO into
1916 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1917 (<u>mulsidi3): Handle expansion in C code.
1918 (<u>mulsidi3_32bit_internal): Rename to...
1919 (<u>mulsidi3_32bit): ...this.
1920 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1921 (*<u>mulsidi3_64bit): Rename to...
1922 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1923 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1924 to set LO and HI to the multiplication result. Use a normal move
1925 for MFLO and an unspec for MFHI.
1926 (*<u>mulsidi3_64bit_parts): Replace with...
1927 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1928 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1929 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1930 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1931 instead of HI. Split the instruction into a separate multiplication
1932 and MFHI if !TARGET_FIX_R4000.
1933 (<su>muldi3_highpart): Likewise.
1934 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1935 and the "=h" clobber.
1936 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1937 (<u>mulditi3): New expander.
1938 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1939 (madsi): Remove "=h" clobber.
1940 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1941 Force the modulus result to be a GPR and split the instruction into
1942 a division followed by an MFHI after reload.
1943 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1944 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1945 the MIPS16 HIGH define_split.
1946 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1947 of acc<->gpr moves to "multi".
1948 (*movdi_64bit): Replace the single "x" alternative with
1949 alternatives for moving into and out of "a".
1950 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1951 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1952 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1953 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1954 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1955 (movti): New expander.
1956 (*movti, *movti_mips16): New insns.
1957 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1958 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1959 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1960 * config/mips/predicates.md (fpr_operand): Delete.
1961 (d_operand): New predicate.
1963 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1965 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1966 failure on some Bourne shells.
1967 (x86_64-*-*): Ditto.
1969 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1971 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1973 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1975 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1976 (sparc-sun-solaris2*): Likewise.
1978 2008-06-09 Arnaud Charlet <charlet@adacore.com
1980 * doc/install.texi: Update requirements to build the Ada compiler.
1982 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1984 * df-scan.c (struct df_scan_problem_data): Remove the
1985 mw_link_pool alloc pool.
1986 (df_scan_free_internal): Don't free it.
1987 (df_scan_alloc): Don't allocate it.
1988 * df.h (struct df_link): Update comment.
1990 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1992 * except.h: Correct checks for when SJLJ exceptions must be used.
1994 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1996 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1999 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2001 PR tree-optimization/36218
2002 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2003 configure for the build system.
2004 (BUILD_LDFLAGS): Define.
2005 * configure: Regenerate.
2006 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2008 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2011 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2012 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2013 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2015 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2017 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2019 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2021 * config.gcc (Obsolete configurations): Remove list of
2023 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2024 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2025 targets matched by those patterns.
2026 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2027 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2028 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2029 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2030 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2031 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2032 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2033 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2034 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2035 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2036 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2037 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2038 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2039 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2040 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2041 Make code for Solaris 7 and greater unconditional for Solaris.
2042 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2043 Remove --with-* handling.
2044 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2045 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2046 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2047 LINK_OS_WINDISS_SPEC): Remove.
2048 * config/rs6000/sysv4.opt (mwindiss): Remove.
2049 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2050 * configure: Regenerate.
2051 * doc/cpp.texi: Don't mention BeOS.
2052 * doc/extend.texi (interrupt): Don't mention MS1.
2053 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2054 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2055 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2056 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2057 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2059 * doc/invoke.texi (MT Options): Remove.
2060 (-mwindiss): Remove.
2061 (CRIS Options): Remove cris-axis-aout references.
2062 (HPPA Options): Don't mention hppa1.1-*-pro.
2063 * doc/md.texi: (MorphoTech family): Remove.
2064 * libgcc2.c: Don't handle UWIN.
2065 * config/alpha/t-unicosmk: Remove.
2066 * config/alpha/unicosmk.h: Remove.
2067 * config/arm/kaos-arm.h: Remove.
2068 * config/arm/kaos-strongarm.h: Remove.
2069 * config/arm/strongarm-coff.h: Remove.
2070 * config/arm/strongarm-elf.h: Remove.
2071 * config/arm/strongarm-pe.h: Remove.
2072 * config/arm/t-strongarm-pe: Remove.
2073 * config/arm/t-xscale-coff: Remove.
2074 * config/arm/t-xscale-elf: Remove.
2075 * config/arm/xscale-coff.h: Remove.
2076 * config/arm/xscale-elf.h: Remove.
2077 * config/chorus.h: Remove.
2078 * config/cris/aout.h: Remove.
2079 * config/cris/aout.opt: Remove.
2080 * config/cris/t-aout: Remove.
2081 * config/i386/beos-elf.h: Remove.
2082 * config/i386/kaos-i386.h: Remove.
2083 * config/i386/ptx4-i.h: Remove.
2084 * config/i386/sco5.h: Remove.
2085 * config/i386/sco5.opt: Remove.
2086 * config/i386/sysv4-cpp.h: Remove.
2087 * config/i386/sysv5.h: Remove.
2088 * config/i386/t-beos: Remove.
2089 * config/i386/t-sco5: Remove.
2090 * config/i386/t-uwin: Remove.
2091 * config/i386/uwin.asm: Remove.
2092 * config/i386/uwin.h: Remove.
2093 * config/kaos.h: Remove.
2094 * config/mips/windiss.h: Remove.
2095 * config/mt: Remove directory.
2096 * config/pa/pa-osf.h: Remove.
2097 * config/pa/pa-pro-end.h: Remove.
2098 * config/pa/t-pro: Remove.
2099 * config/ptx4.h: Remove.
2100 * config/rs6000/beos.h: Remove.
2101 * config/rs6000/kaos-ppc.h: Remove.
2102 * config/rs6000/t-beos: Remove.
2103 * config/rs6000/windiss.h: Remove.
2104 * config/sh/kaos-sh.h: Remove.
2105 * config/sol2-6.h: Remove.
2106 * config/sparc/sol26-sld.h: Remove.
2107 * config/sparc/sysv4-only.h: Remove.
2108 * config/vax/bsd.h: Remove.
2109 * config/vax/t-memfuncs: Remove.
2110 * config/vax/ultrix.h: Remove.
2111 * config/vax/vaxv.h: Remove.
2112 * config/windiss.h: Remove.
2114 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2116 PR rtl-optimization/36438
2117 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2118 for vector shifts with constant scalar shift operands.
2120 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2122 * doc/invoke.texi: Document -march=xlr.
2123 * config/mips/xlr.md: New file.
2124 * config/mips/mips.md: Include it.
2126 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2127 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2128 (mips_rtx_cost_data): Likewise.
2130 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2132 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2133 PRE_INC and PRE_DEC cases.
2135 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2137 PR rtl-optimization/36419
2138 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2139 the emitting jump insn.
2142 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2143 is not bool, boolify the whole *expr_p and convert to the desired type.
2145 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2147 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2148 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2149 Add omp_private_outer_ref hook, add another argument to
2150 omp_clause_default_ctor hook.
2151 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2152 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2153 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2154 hook_tree_tree_tree_tree_null.
2155 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2156 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2157 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2158 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2159 * tree.def (OMP_TASK): New tree code.
2160 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2161 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2162 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2163 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2164 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2165 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2166 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2167 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2168 (OMP_DIRECTIVE_P): Add OMP_TASK.
2169 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2170 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2171 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2172 and OMP_CLAUSE_UNTIED entries.
2173 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2175 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2176 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2177 * tree-pretty-print.c (dump_omp_clause): Handle
2178 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2179 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2180 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2181 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2182 warning about unsigned iterators. Change decl/init/cond/incr
2183 arguments to TREE_VECs, check arguments for all collapsed loops.
2184 (c_finish_omp_taskwait): New function.
2185 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2187 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2188 default_function_array_conversion on init. Add par_clauses argument.
2189 If decl is present in parallel's lastprivate clause, change it to
2190 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2191 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2192 collapse count in clauses.
2193 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2194 c_parser_omp_for_loop callers.
2195 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2196 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2197 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2198 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2200 (c_parser_omp_clause_schedule): Handle schedule(auto).
2201 Include correct location in the error message.
2202 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2203 and PRAGMA_OMP_CLAUSE_UNTIED.
2204 (OMP_TASK_CLAUSE_MASK): Define.
2205 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2206 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2207 * tree-nested.c (convert_nonlocal_omp_clauses,
2208 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2209 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2210 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2211 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2213 (conver_nonlocal_reference, convert_local_reference,
2214 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2215 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2216 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2217 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2218 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2219 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2220 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2221 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2222 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2224 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2225 * c-common.h (c_finish_omp_taskwait): New prototype.
2226 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2227 * tree-parloops.c (create_parallel_loop): Create 1 entry
2228 vectors for OMP_FOR_{INIT,COND,INCR}.
2229 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2230 (make_edges): Handle OMP_TASK.
2231 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2232 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2233 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2234 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2235 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2236 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2237 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2238 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2239 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2240 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2241 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2242 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2243 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2244 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2245 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2246 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2247 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2248 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2249 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2250 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2251 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2252 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2253 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2254 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2255 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2256 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2257 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2258 original iterator is present in lastprivate clause or if
2259 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2260 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2261 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2262 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2263 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2264 if it is set, lookup var in outer contexts too. Handle
2265 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2266 to be implicitly determined firstprivate for task regions.
2267 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2268 if it is set, lookup var in outer contexts too. Set
2269 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2270 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2271 OMP_CLAUSE_UNTIED. Take region_type as last argument
2272 instead of in_parallel and in_combined_parallel.
2273 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2275 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2276 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2277 (new_omp_context): Set default_kind to
2278 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2279 (omp_region_type): New enum.
2280 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2281 fields, add region_type.
2282 (new_omp_context): Take region_type as argument instead of is_parallel
2283 and is_combined_parallel.
2284 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2285 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2286 ctx->is_combined_parallel checks.
2287 (gimplify_omp_task): New function.
2288 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2290 * omp-low.c (extract_omp_for_data): Use schedule(static)
2291 for schedule(auto). Handle pointer and unsigned iterators.
2292 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2293 Add loops argument. Extract data for collapsed OMP_FOR loops.
2294 (expand_parallel_call): Assert sched_kind isn't auto,
2295 map runtime schedule to index 3.
2296 (struct omp_for_data_loop): New type.
2297 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2298 Add loop, loops, collapse and iter_type fields.
2299 (workshare_safe_to_combine_p): Disallow combined for if
2300 iter_type is unsigned long long. Don't combine collapse > 1 loops
2301 unless all bounds and steps are constant. Adjust extract_omp_for_data
2303 (expand_omp_for_generic): Handle pointer, unsigned and long long
2304 iterators. Handle collapsed OMP_FOR loops. Adjust
2305 for struct omp_for_data changes. If libgomp function doesn't return
2306 boolean_type_node, add comparison of the return value with 0.
2307 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2308 pointer, unsigned and long long iterators. Adjust for struct
2309 omp_for_data changes.
2310 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2311 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2312 unsigned long long. Allocate loops array, pass it to
2313 extract_omp_for_data. For collapse > 1 loops use always
2314 expand_omp_for_generic.
2315 (omp_context): Add sfield_map and srecord_type fields.
2316 (is_task_ctx, lookup_sfield): New functions.
2317 (use_pointer_for_field): Use is_task_ctx helper. Change first
2318 argument's type from const_tree to tree. Clarify comment.
2319 In OMP_TASK disallow copy-in/out sharing.
2320 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2321 (install_var_field): Add mask argument. Populate both record_type
2322 and srecord_type if needed.
2323 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2325 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2326 and DECL_FIELD_OFFSET.
2327 (scan_sharing_clauses): Adjust install_var_field callers. For
2328 firstprivate clauses on explicit tasks allocate the var by value in
2329 record_type unconditionally, rather than by reference.
2330 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2331 Use is_taskreg_ctx instead of is_parallel_ctx.
2332 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2333 (create_omp_child_function_name): Add task_copy argument, use
2334 *_omp_cpyfn* names if it is true.
2335 (create_omp_child_function): Add task_copy argument, if true create
2336 *_omp_cpyfn* helper function.
2337 (scan_omp_parallel): Adjust create_omp_child_function callers.
2338 Rename parallel_nesting_level to taskreg_nesting_level.
2339 (scan_omp_task): New function.
2340 (lower_rec_input_clauses): Don't run constructors for firstprivate
2341 explicit task vars which are initialized by *_omp_cpyfn*.
2342 Pass outer var ref to omp_clause_default_ctor hook if
2343 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2344 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2345 OMP_CLAUSE_REDUCTION_INIT.
2346 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2347 avoid duplicate setting of fields. Handle
2348 OMP_CLAUSE_PRIVATE_OUTER_REF.
2349 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2350 copy-out if TREE_READONLY, only copy-in.
2351 (expand_task_copyfn): New function.
2352 (expand_task_call): New function.
2353 (struct omp_taskcopy_context): New type.
2354 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2356 (lower_omp_parallel): Rename to...
2357 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2358 Call create_task_copyfn if srecord_type is needed. Adjust
2360 (task_shared_vars): New variable.
2361 (check_omp_nesting_restrictions): Warn if work-sharing,
2362 barrier, master or ordered region is closely nested inside OMP_TASK.
2363 Add warnings for barrier if closely nested inside of work-sharing,
2364 ordered, or master region.
2365 (scan_omp_1): Call check_omp_nesting_restrictions even for
2366 GOMP_barrier calls. Rename parallel_nesting_level to
2367 taskreg_nesting_level. Handle OMP_TASK.
2368 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2369 work-sharing construct, continue looking for them on parent parallel
2371 (lower_omp_for_lastprivate): Add lastprivate clauses
2372 to the beginning of dlist rather than end. Adjust for struct
2373 omp_for_data changes.
2374 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2375 not after it. Handle collapsed OMP_FOR loops, adjust for
2376 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2377 (get_ws_args_for): Adjust extract_omp_for_data caller.
2378 (scan_omp_for): Handle collapsed OMP_FOR
2379 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2380 (lower_omp_single_simple): If libgomp function doesn't return
2381 boolean_type_node, add comparison of the return value with 0.
2382 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2383 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2384 (parallel_nesting_level): Rename to...
2385 (taskreg_nesting_level): ... this.
2386 (is_taskreg_ctx): New function.
2387 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2389 (execute_lower_omp): Rename parallel_nesting_level to
2390 taskreg_nesting_level.
2391 (expand_omp_parallel): Rename to...
2392 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2393 Call omp_task_call for OMP_TASK regions.
2394 (expand_omp): Adjust caller, handle OMP_TASK.
2395 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2397 * bitmap.c (bitmap_default_obstack_depth): New variable.
2398 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2399 if argument is NULL and bitmap_default_obstack is already initialized.
2400 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2402 * matrix-reorg.c (matrix_reorg): Likewise.
2404 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2406 * config/i386/i386.md (*indirect_jump): Macroize using P
2407 mode iterator. Remove !TARGET_64BIT from insn constraints.
2408 (*tablejump_1): Ditto.
2409 (*indirect_jump_rex64): Remove insn pattern.
2410 (*tablejump_1_rex64): Ditto.
2411 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2412 and eh_return_si insn patterns.
2414 2008-06-06 Richard Guenther <rguenther@suse.de>
2416 * tree-ssa-structalias.c (merge_smts_into): Remove.
2417 (find_what_p_points_to): Do not bother to compute the
2418 points-to set for pt_anything pointers.
2419 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2420 for pt_anything pointers is ok.
2422 2008-06-06 Jan Hubicka <jh@suse.cz>
2424 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2426 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2428 * cgraph.c: Fix typos in comments.
2429 (cgraph_availability_names): Fix string typo.
2430 * fold-const.c: Fix typos in comments.
2431 (fold_binary): Fix typo in warning.
2432 * genautomata.c: Fix typos in comments.
2433 (check_presence_pattern_sets): Fix typo in local variable.
2434 (output_description): Fix typo in output.
2435 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2436 * hwint.h: Likewise.
2437 * matrix-reorg.c (check_allocation_function): Likewise.
2438 * omega.c (smooth_weird_equations): Likewise.
2439 * auto-inc-dec.c: Fix typos in comments.
2440 * bb-reorder.c: Likewise.
2441 * builtins.c: Likewise.
2442 * c-common.c: Likewise.
2443 * c-cppbuiltin.c: Likewise.
2444 * c-parser.c: Likewise.
2445 * c-pretty-print.c: Likewise.
2446 * cfgcleanup.c: Likewise.
2447 * cfgexpand.c: Likewise.
2448 * cfghooks.c: Likewise.
2449 * cfglayout.c: Likewise.
2450 * cfgloopmanip.c: Likewise.
2451 * cgraphunit.c: Likewise.
2452 * coverage.c: Likewise.
2453 * dbxout.c: Likewise.
2454 * df-byte-scan.c: Likewise.
2455 * df-core.c: Likewise.
2456 * df-problems.c: Likewise.
2457 * df-scan.c: Likewise.
2459 * dominance.c: Likewise.
2460 * domwalk.c: Likewise.
2462 * dwarf2out.c: Likewise.
2463 * emit-rtl.c: Likewise.
2464 * et-forest.c: Likewise.
2465 * function.c: Likewise.
2466 * function.h: Likewise.
2468 * gcov-io.c: Likewise.
2471 * genattrtab.c: Likewise.
2472 * ggc-page.c: Likewise.
2473 * gimplify.c: Likewise.
2474 * gthr-lynx.h: Likewise.
2475 * haifa-sched.c: Likewise.
2476 * ipa-cp.c: Likewise.
2477 * ipa-inline.c: Likewise.
2478 * ipa-prop.h: Likewise.
2479 * ipa-pure-const.c: Likewise.
2480 * ipa-struct-reorg.c: Likewise.
2481 * ipa-struct-reorg.h: Likewise.
2482 * ipa-type-escape.c: Likewise.
2484 * loop-doloop.c: Likewise.
2485 * mips-tfile.c: Likewise.
2486 * mkmap-flat.awk: Likewise.
2487 * mkmap-symver.awk: Likewise.
2488 * modulo-sched.c: Likewise.
2489 * omp-low.c: Likewise.
2490 * optabs.c: Likewise.
2491 * optabs.h: Likewise.
2493 * passes.c: Likewise.
2494 * postreload-gcse.c: Likewise.
2495 * postreload.c: Likewise.
2496 * predict.c: Likewise.
2497 * pretty-print.h: Likewise.
2498 * profile.c: Likewise.
2499 * protoize.c: Likewise.
2500 * ra-conflict.c: Likewise.
2502 * recog.c: Likewise.
2503 * regclass.c: Likewise.
2505 * reload.c: Likewise.
2506 * rtl-error.c: Likewise.
2507 * rtlanal.c: Likewise.
2509 * sched-rgn.c: Likewise.
2512 * target.h: Likewise.
2513 * tree-dfa.c: Likewise.
2514 * tree-eh.c: Likewise.
2515 * tree-flow-inline.h: Likewise.
2516 * tree-inline.c: Likewise.
2517 * tree-into-ssa.c: Likewise.
2518 * tree-loop-distribution.c: Likewise.
2519 * tree-nested.c: Likewise.
2520 * tree-parloops.c: Likewise.
2521 * tree-pass.h: Likewise.
2522 * tree-pretty-print.c: Likewise.
2523 * tree-profile.c: Likewise.
2524 * tree-scalar-evolution.c: Likewise.
2525 * tree-sra.c: Likewise.
2526 * tree-ssa-alias-warnings.c: Likewise.
2527 * tree-ssa-ccp.c: Likewise.
2528 * tree-ssa-coalesce.c: Likewise.
2529 * tree-ssa-dom.c: Likewise.
2530 * tree-ssa-dse.c: Likewise.
2531 * tree-ssa-forwprop.c: Likewise.
2532 * tree-ssa-live.c: Likewise.
2533 * tree-ssa-live.h: Likewise.
2534 * tree-ssa-loop-im.c: Likewise.
2535 * tree-ssa-loop-ivopts.c: Likewise.
2536 * tree-ssa-loop-niter.c: Likewise.
2537 * tree-ssa-loop-prefetch.c: Likewise.
2538 * tree-ssa-phiopt.c: Likewise.
2539 * tree-ssa-phiprop.c: Likewise.
2540 * tree-ssa-sccvn.c: Likewise.
2541 * tree-ssa-ter.c: Likewise.
2542 * tree-ssa-threadupdate.c: Likewise.
2543 * tree-ssa.c: Likewise.
2544 * tree-vect-analyze.c: Likewise.
2545 * tree-vect-transform.c: Likewise.
2546 * tree-vectorizer.c: Likewise.
2547 * tree-vn.c: Likewise.
2548 * tree-vrp.c: Likewise.
2550 * tree.def: Likewise.
2552 * unwind-dw2-fde.c: Likewise.
2553 * unwind.inc: Likewise.
2554 * value-prof.c: Likewise.
2555 * vmsdbgout.c: Likewise.
2557 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2559 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2560 always place FP constants in the TOC for TARGET_POWERPC64.
2561 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2563 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2565 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2566 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2567 enable for TARGET_E500_DOUBLE.
2568 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2569 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2570 floating-point modes like integer modes for E500 double.
2571 (rs6000_legitimate_offset_address_p): Likewise.
2572 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2573 addressing for DDmode for E500 double.
2574 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2575 modes as using 64-bits of registers for E500 double.
2576 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2577 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2578 specially for E500 double.
2579 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2580 TDmode for E500 double.
2581 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2582 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2583 (rs6000_split_multireg_move): Do not handle TDmode specially for
2585 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2586 using 64-bit registers for E500 double.
2587 (emit_frame_save): Do not handle DDmode specially for E500 double.
2588 (gen_frame_mem_offset): Likewise.
2589 (rs6000_function_value): Do not call spe_build_register_parallel
2590 for DDmode or TDmode.
2591 (rs6000_libcall_value): Likewise.
2592 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2593 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2596 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2598 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2601 2008-06-04 Junjie Gu <jgu@tensilica.com>
2603 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2604 comparison for frame pointers.
2606 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2609 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2611 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2614 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2615 register is already smaller or equal to required mode.
2617 2008-06-04 Xinliang David Li <davidxl@google.com>
2619 * tree-call-cdce.c: New file.
2620 (cond_dead_built_in_calls): New static variable.
2621 (input_domain): New struct.
2622 (check_pow): New function.
2623 (check_builtin_call): Ditto.
2624 (check_target_format): Ditto.
2625 (is_call_dce_candidate): Ditto.
2626 (gen_one_condition): Ditto.
2627 (gen_conditions_for_domain): Ditto.
2628 (get_domain): Ditto.
2629 (gen_conditions_for_pow_cst_base): Ditto.
2630 (gen_conditions_for_pow_int_base): Ditto.
2631 (gen_conditions_for_pow): Ditto.
2632 (get_no_error_domain): Ditto.
2633 (gen_shrink_wrap_conditions): Ditto.
2634 (shrink_wrap_one_built_in_call): Ditto.
2635 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2636 (tree_call_cdce): Ditto.
2637 (gate_call_cdce): Ditto.
2638 (pass_call_cdce): New gimple pass.
2639 * passes.c: (init_optimization_passes): New pass.
2640 * tree-pass.h: New pass declaration.
2641 * opts.c (decode_options): New flag setting.
2642 * common.opt: Add -ftree-builtin-call-dce flag.
2643 * Makefile.in: Add new source file.
2644 * tempvar.def: New tv_id.
2645 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2647 2008-06-04 Richard Guenther <rguenther@suse.de>
2649 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2650 (is_call_clobbered): Always check var_ann->call_clobbered.
2651 (mark_call_clobbered): Always set var_ann->call_clobbered.
2652 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2653 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2654 (reset_alias_info): Clear call clobbering info on MTAGs and
2656 (set_pt_anything): Set pt_global_mem.
2657 (create_tag_raw): Adjust comment.
2658 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2660 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2661 Maxim Kuvyrkov <maxim@codesourcery.com>
2663 * config/m68k/m68k.opt (mxgot): New option.
2664 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2665 (m68k_output_addr_const_extra): New.
2666 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2667 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2668 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2669 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2671 2008-06-04 Richard Guenther <rguenther@suse.de>
2673 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2674 negative or non-representable offsets.
2676 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2678 * config/i386/i386.c (ix86_gen_leave): New.
2679 (ix86_gen_pop1): Likewise.
2680 (ix86_gen_add3): Likewise.
2681 (ix86_gen_sub3): Likewise.
2682 (ix86_gen_sub3_carry): Likewise.
2683 (ix86_gen_one_cmpl2): Likewise.
2684 (ix86_gen_monitor): Likewise.
2685 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2686 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2687 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2688 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2689 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2690 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2691 (ix86_expand_epilogue): Updated.
2692 (print_operand): Handle integer register operand for 'z'.
2693 (ix86_expand_strlensi_unroll_1): Likewise.
2694 (ix86_expand_strlen): Likewise.
2695 (ix86_expand_builtin): Likewise.
2696 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2697 mov{q}/mov{l} and add{q}/add{l}.
2699 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2701 * config/i386/i386.md (P): New mode iterator.
2702 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2703 using P mode iterator.
2704 (DFmode push_operand splitter): Ditto.
2705 (XFmode push_operand splitter): Ditto.
2706 (DFmode float_extend SFmode push_operand splitter): Ditto.
2707 (XFmode float_extend SFmode push_operand splitter): Do not generate
2708 SImode pushes for 64bit target. Macroize Dimode and SImode
2709 pushes using P mode iterator.
2710 (XFmode float_extend DFmode push_operand splitter): Ditto.
2712 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2714 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2715 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2716 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2718 (ix86_call_abi_override): Remove check for call_used_regs.
2720 2008-06-03 Richard Guenther <rguenther@suse.de>
2722 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2723 for the lhs of calls if the return type contains pointers.
2725 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2727 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2728 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2729 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2730 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2731 of cfun and DEFAULT_ABI to deceide abi mode.
2733 (REG_PARM_STACK_SPACE): Removed.
2734 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2735 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2736 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2737 (ix86_function_abi): Likewise.
2738 (ix86_function_type_abi): Likewise.
2739 (ix86_call_abi_override): Likewise.
2740 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2741 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2742 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2743 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2745 (X86_64_REGPARM_MAX): New.
2746 (X86_64_SSE_REGPARM_MAX): New.
2747 (X64_REGPARM_MAX): New.
2748 (X64_SSE_REGPARM_MAX): New.
2749 (X86_32_REGPARM_MAX): New.
2750 (X86_32_SSE_REGPARM_MAX): New.
2751 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2752 (ix86_function_regparm): Handle user calling abi.
2753 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2754 by DEFAULT_ABI versus SYSV_ABI check.
2755 (ix86_reg_parm_stack_space): New.
2756 (ix86_function_type_abi): New.
2757 (ix86_call_abi_override): New.
2758 (ix86_function_abi): New.
2759 (ix86_cfun_abi): New.
2760 (init_cumulative_args): Call abi specific initialization.
2761 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2762 (function_arg_64): Extend SSE_REGPARM_MAX check.
2763 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2764 (ix86_pass_by_reference): Likewise.
2765 (ix86_function_value_regno_p): Likewise.
2766 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2767 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2768 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2769 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2770 (setup_incoming_varargs_64): Adjust regparm for call abi.
2771 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2772 (ix86_va_start): Likewise.
2773 (ix86_gimplify_va_arg): Likewise.
2774 (ix86_expand_prologue): Likewise.
2775 (output_pic_addr_const): Likewise.
2776 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2777 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2778 (x86_output_mi_thunk): Likewise.
2779 (x86_function_profiler): Likewise.
2780 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2781 (SYSV_ABI, MS_ABI): New constants.
2783 (init_regs): Add prototype of function in regclass.c file.
2784 (OVERRIDE_ABI_FORMAT): New.
2785 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2786 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2787 (OUTGOING_REG_PARM_STACK_SPACE): New.
2788 (ix86_reg_parm_stack_space): New prototype.
2789 (CUMULATIVE_ARGS): Add call_abi member.
2790 (machine_function): Add call_abi member.
2791 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2792 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2794 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2797 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2798 (avr_builtin_setjmp_frame_value): New function.
2799 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2800 (nonlocal_goto): Define.
2802 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2804 * config/mips/mips.c (mips_emit_loadgp): Return early if
2805 there is nothing do to, otherwise emit a blockage if
2806 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2807 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2809 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2811 * configure.ac: Drop unneeded backslash ending up in config.in.
2812 * acinclude.m4: Likewise.
2813 * config.in: Regenerate.
2815 2008-05-26 Jan Hubicka <jh@suse.cz>
2817 * predict.c (maybe_hot_frequency_p): Break out of...
2818 (maybe_hot_bb_p): ... here.
2819 (maybe_hot_edge_p): New.
2820 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2821 * basic-block.h (maybe_hot_edge_p): Declare.
2823 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2825 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2826 (*cmpfp_<mode>_cc): Ditto.
2827 (*fp_jcc_8<mode>_387): Ditto.
2828 (*fop_<MODEF:mode>_2_i387): Ditto.
2829 (*fop_<MODEF:mode>_3_i387): Ditto.
2830 (*fop_xf_2_i387): Ditto.
2831 (*fop_xf_3_i387): Ditto.
2833 2008-06-02 Tomas Bily <tbily@suse.cz>
2835 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2837 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2839 * config/mips/mips.c (mips_valid_offset_p): New function.
2840 (mips_valid_lo_sum_p): Likewise.
2841 (mips_classify_address): Use them.
2842 (mips_force_address): New function.
2843 (mips_legitimize_address): Use it.
2844 * config/mips/mips.md (MOVE128): New mode iterator.
2845 (movtf): Require TARGET_64BIT. Remove empty strings.
2846 (*movtf_internal): Rename to...
2847 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2848 of "R" and use {,fp}{load,store} attributes instead of "multi".
2849 Use a separate define_split.
2850 (*movtf_mips16): New pattern.
2852 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2854 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2855 * config/mips/mips.c (mips_expand_before_return): New function.
2856 (mips_expand_epilogue): Call it.
2857 * config/mips/mips.md (return): Turn into a define_expand.
2858 (*return): New insn.
2860 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2862 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2863 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2864 functions. Do not emit uses and clobbers of CONCATs; individually
2865 use and clobber their operands.
2866 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2867 gen_clobber, emit_use and gen_use.
2868 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2869 (expand_builtin_return): Likewise.
2870 * cfgbuild.c (count_basic_blocks): Likewise.
2871 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2872 * explow.c (emit_stack_restore): Likewise.
2873 * expmed.c (extract_bit_field_1): Likewise.
2874 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2875 (emit_move_multi_word, store_constructor): Likewise.
2876 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2877 (thread_prologue_and_epilogue_insns): Likewise.
2878 * lower-subreg.c (resolve_simple_move): Likewise.
2879 * optabs.c (widen_operand, expand_binop): Likewise.
2880 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2881 * reload.c (find_reloads): Likewise.
2882 * reload1.c (eliminate_regs_in_insn): Likewise.
2883 * stmt.c (expand_nl_goto_receiver): Likewise.
2884 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2885 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2886 * config/arm/arm.c (arm_load_pic_register): Likewise.
2887 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2888 * config/arm/arm.md (untyped_return): Likewise.
2889 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2890 * config/avr/avr.c (expand_prologue): Likewise.
2891 * config/bfin/bfin.c (do_unlink): Likewise.
2892 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2893 * config/cris/cris.c (cris_expand_prologue): Likewise.
2894 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2895 (machopic_legitimize_pic_address): Likewise.
2896 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2897 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2898 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2899 (ix86_expand_convert_uns_didf_sse): Likewise.
2900 (ix86_expand_vector_init_general): Likewise.
2901 * config/ia64/ia64.md (eh_epilogue): Likewise.
2902 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2903 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2904 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2905 (config/iq2000/iq2000.c): Likewise.
2906 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2907 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2908 (builtin_longjmp): Likewise.
2909 * config/mn10300/mn10300.md (call, call_value): Likewise.
2910 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2911 * config/pdp11/pdp11.md (abshi2): Likewise.
2912 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2913 * config/s390/s390.c (s390_emit_prologue): Likewise.
2914 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2915 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2916 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2917 * config/sh/sh.c (prepare_move_operands): Likewise.
2918 (output_stack_adjust, sh_expand_epilogue): Likewise.
2919 (sh_set_return_address, sh_expand_t_scc): Likewise.
2920 * config/sparc/sparc.c (load_pic_register): Likewise.
2921 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2922 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2923 * config/v850/v850.c (expand_epilogue): Likewise.
2925 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2927 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2928 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2929 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2930 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2931 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2932 stack pointer register.
2933 (output_movhi): Remove code for interrupt specific writing to the
2934 stack pointer register.
2936 2008-05-31 Richard Guenther <rguenther@suse.de>
2938 PR tree-optimization/34244
2939 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2940 (tree_expr_nonzero_warnv_p): Likewise.
2941 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2942 ssa_name_nonnegative_p.
2943 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2944 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2945 not tree_expr_nonzero_warnv_p.
2947 PR tree-optimization/36262
2949 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2951 PR tree-optimization/34244
2952 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2953 (record_numbers_of_iterations): New function.
2954 (execute_vrp): Cache the numbers of iterations of loops.
2955 * tree-scalar-evolution.c (scev_reset_except_niters):
2957 (scev_reset): Use scev_reset_except_niters.
2958 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2960 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2962 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2963 __WORKAROUND_RETS when appropriate.
2965 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2967 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2968 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2970 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2971 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2972 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2973 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2974 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2975 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2976 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2977 *fop_df_1_sse insn patterns using MODEF mode iterator.
2978 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2979 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2980 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2981 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2982 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2983 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2984 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2985 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2986 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2987 (*fop_xf_5_i387): Ditto.
2988 (*fop_xf_6_i387): Ditto.
2990 2008-05-30 Richard Guenther <rguenther@suse.de>
2992 * builtins.c (build_string_literal): Avoid generating
2993 a non-gimple_val result.
2995 2008-05-30 DJ Delorie <dj@redhat.com>
2997 * exec-tool.in: Use an environment variable (private) instead of a
2998 file (shared) as a semaphore, so as to not break parallel builds.
3000 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3002 * optabs.c (maybe_encapsulate_block): Remove.
3003 (emit_libcall_block): Adjust accordingly.
3004 * optabs.h (maybe_encapsulate_block): Remove prototype.
3006 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3007 Don't use maybe_encapsulate_block.
3009 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3011 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3012 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3013 rtx is a SYMBOL_REF before calling get_pool_constant.
3015 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3017 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3019 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3021 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3022 rather than OS names to choose INO_T_EQ definition.
3023 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3024 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3026 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3029 * config/darwin-f.c: New.
3030 * config/t-darwin: Added rule to build darwin-f.o.
3031 * config.gcc: Defined new variable, fortran_target_objs.
3032 (*-*-darwin*): Set fortran_target_objs.
3033 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3034 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3035 * configure: Regenerated.
3037 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3040 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3041 canonical type if needed.
3043 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3045 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3047 2008-05-29 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/36343
3050 PR tree-optimization/36346
3051 PR tree-optimization/36347
3052 * tree-flow.h (clobber_what_p_points_to): Declare.
3053 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3054 pointed-to variable is dereferenced is irrelevant to whether
3055 the pointer can access the pointed-to variable.
3056 (clobber_what_p_points_to): New function.
3057 * tree-ssa-alias.c (set_initial_properties): Use it.
3058 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3059 call clobber check for NMTs.
3061 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3063 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3064 for printing gcov_type.
3066 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3068 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3069 and the eh region information.
3070 * value-prof.c (gimple_move_stmt_histograms): New function.
3071 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3073 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3075 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3077 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3079 * value-prof.c (tree_ic_transform): Print counts.
3080 * tree-profile.c (tree_gen_ic_func_profiler):
3081 Clear __gcov_indreict_call_callee variable to avoid misattribution
3084 2008-05-28 Rafael Espindola <espindola@google.com>
3086 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3089 2008-05-28 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/36339
3092 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3093 and clobbering code out of the loop.
3095 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3097 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3100 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3101 s390_contiguous_bitmask_p, s390_symref_operand_p,
3102 s390_check_symref_alignment, s390_reload_larl_operand,
3103 s390_reload_symref_address): New functions.
3104 (s390_branch_condition_mnemonic): Support compare and branch
3106 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3107 and 'W' constraints.
3108 (s390_secondary_reload): Add secondary reloads for unaligned
3109 symbol refs or symbol refs to floating point or QI/TI mode
3111 (legitimate_address_p): Accept symbol references as addresses.
3112 (s390_expand_insv): Use rotate and insert selected bits
3113 instruction for insv when building for z10.
3114 (print_operand_address): Handle symbol ref addresses.
3115 (print_operand): Output modifier 'c' added for signed byte values.
3116 (s390_encode_section_info): Mark symbol refs with
3117 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3119 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3120 (length attribute): RRF, RRR have 4 byte length.
3121 (FPALL, INTALL): New mode iterators added.
3122 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3123 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3124 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3125 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3126 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3127 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3128 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3129 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3131 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3132 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3133 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3134 reload<INTALL:mode><P:mode>_toreg_z10,
3135 reload<FPALL:mode><P:mode>_tomem_z10,
3136 reload<FPALL:mode><P:mode>_toreg_z10,
3137 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3138 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3139 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3140 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3142 (movmem, clrmem, cmpmem): New splitters added.
3144 * config/s390/predicates.md (larl_operand): Use
3145 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3146 SYMBOL_REF_ALIGN1_P.
3147 (s390_signed_integer_comparison,
3148 s390_unsigned_integer_comparison): New predicates.
3150 * config/s390/s390-protos.h (s390_check_symref_alignment,
3151 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3152 s390_reload_symref_address,
3153 s390_compare_and_branch_condition_mask): Prototypes added.
3155 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3156 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3157 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3159 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3161 * config/s390/s390.c (z10_cost): New cost function for z10.
3162 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3163 (s390_issue_rate): Adjust issue rate for z10.
3164 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3165 (processor_flags): Add PF_Z10.
3166 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3167 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3168 * gcc/config.gcc: Add z10.
3170 2008-05-28 Richard Guenther <rguenther@suse.de>
3172 PR tree-optimization/36291
3173 * tree-flow. h (struct gimple_df): Remove var_anns member.
3174 * tree-flow-inline.h (gimple_var_anns): Remove.
3175 (var_ann): Simplify.
3176 * tree-dfa.c (create_var_ann): Simplify.
3177 (remove_referenced_var): Clear alias info from var_anns of globals.
3178 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3179 (delete_tree_ssa): Clear alias info from var_anns of globals.
3180 Do not free var_anns.
3181 (var_ann_eq): Remove.
3182 (var_ann_hash): Likewise.
3184 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3186 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3187 and loongson2f entries.
3188 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3189 * config/mips/mips.h (processor_type): Add Loongson-2E
3190 and Loongson-2F entries.
3191 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3192 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3193 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3194 * doc/invoke.texi (MIPS Options): Document loongson2e
3195 and loongson2f processor names.
3197 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3201 * config/i386/i386.c (ix86_function_arg_boundary): Use
3202 alignment of canonical type.
3203 (ix86_expand_vector_move): Check unaligned memory access for
3206 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3208 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3209 Moved to the front of file.
3211 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3212 H.J. Lu <hongjiu.lu@intel.com>
3214 * dwarf2out.c (current_fde): New.
3216 (lookup_cfa:): Likewise.
3217 (dwarf2out_end_epilogue): Likewise.
3218 (dwarf2out_note_section_used): Likewise.
3220 2008-05-27 Michael Matz <matz@suse.de>
3223 * c.opt (Wenum-compare): New warning option.
3224 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3226 2008-05-27 Michael Matz <matz@suse.de>
3229 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3231 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3232 into memory as tail calls.
3234 2008-05-27 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/36339
3237 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3238 pointers cause all addressable variables to be call clobbered.
3240 2008-05-27 Richard Guenther <rguenther@suse.de>
3242 PR tree-optimization/36245
3243 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3245 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3247 * config/s390/s390.md: Replace all occurences of the 'm'
3248 constraint with 'RT'.
3250 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3252 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3254 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3256 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3257 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3258 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3260 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3262 * reload.c: (find_reloads): Skip alternatives according to the
3263 "enabled" attribute. Constify the constraint variable.
3264 * recog.c (get_attr_enabled): Add default implementation.
3265 (extract_insn): Set the alternative_enabled_p array
3266 in the recog_data struct.
3267 (preprocess_constraints, constrain_operands): Skip
3268 alternatives according to the "enabled" attribute
3269 * recog.h (struct recog_data): New field alternative_enabled_p.
3270 (skip_alternative): New inline function.
3271 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3272 (record_reg_classes): Skip alternative according to the
3273 "enabled" attribute.
3275 * doc/md.texi: Add documention for the "enabled" attribute.
3277 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3279 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3280 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3281 constraint with TARGET_MEM_CONSTRAINT.
3282 * recog.c (asm_operand_ok, preprocess_constraints,
3283 constrain_operands): Likewise.
3284 * regclass.c (record_reg_classes): Likewise.
3285 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3286 * reload1.c (maybe_fix_stack_asms): Likewise.
3287 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3288 * recog.h: Adjust comment.
3289 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3290 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3291 * doc/md.texi: Add a note to description of 'm' constraint.
3292 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3294 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3296 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3297 that the bitfield is of integral type before testing its precision.
3299 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3300 Sa Liu <saliu@de.ibm.com>
3302 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3303 __modti3, __udivti3, __umodti3 and __udivmodti4.
3304 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3305 that implement TImode mul and div functions.
3306 * config/spu/multi3.c: New. Implement __multi3.
3307 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3308 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3311 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3313 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3314 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3315 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3316 tls_sysv_suffix): New mode and mode attribute iterators.
3317 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3318 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3319 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3320 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3321 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3324 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3326 PR tree-optimization/36329
3327 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3328 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3329 * cgraphbuild.c (initialize_inline_failed): Use the latter
3330 macro in lieu of the former.
3331 * ipa-inline.c (cgraph_mark_inline): Likewise.
3332 (cgraph_decide_inlining_of_small_function): Likewise.
3333 (cgraph_decide_inlining): Likewise.
3334 (cgraph_decide_inlining_incrementally): Likewise.
3336 2008-05-26 Tristan Gingold <gingold@adacore.com>
3337 Anatoly Sokolov <aesok@post.ru>
3339 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3340 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3341 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3342 optimization for 'avr6' architecture.
3344 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3347 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3349 2008-05-26 Richard Guenther <rguenther@suse.de>
3351 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3352 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3354 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3357 * caller-save.c (insert_restore): Verify alignment of spill space.
3358 (insert_save): Likewise.
3359 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3360 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3361 (STACK_SLOT_ALIGNMENT): Likewise.
3362 * function.c (LOCAL_ALIGNMENT): Removed.
3363 (get_stack_local_alignment): New.
3364 (assign_stack_local): Use it. Set alignment on stack slot.
3365 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3366 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3367 (STACK_SLOT_ALIGNMENT): New.
3368 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3369 stack slot in XFmode.
3371 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3373 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3376 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3377 argument operand in rax isn't removed.
3379 2008-05-26 Richard Guenther <rguenther@suse.de>
3382 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3383 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3385 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3388 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3390 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3392 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3393 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3395 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3397 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3398 build a trampoline if we don't want one.
3399 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3400 return zero for nested functions if we don't want a trampoline.
3402 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3404 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3406 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3409 * c.opt: Removed undocumented option '-lang-fortran'.
3410 * c-common.h: Removed global variable 'lang_fortran'.
3411 * c-opts.c (c_common_handle_option): Removed code to handle
3412 option '-lang-fortran'. Updated includes.
3413 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3414 definition of '__GFORTRAN__'.
3415 (define__GNUC__): Reimplemented to use BASEVER and
3416 cpp_define_formatted.
3417 (builtin_define_with_value_n): Removed.
3418 * c-incpath.h: Renamed to ...
3419 * incpath.h: ... this.
3420 * c-incpath.c: Renamed to ...
3421 * incpath.c: ... this. Updated includes.
3422 * fix-header.c: Updated includes.
3423 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3424 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3425 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3427 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3429 * tree.h: Update the table of flags used on tree nodes.
3430 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3431 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3432 (FORCED_LABEL): Add access check.
3433 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3434 (ASM_INPUT_P): Likewise.
3435 (ASM_VOLATILE_P): Likewise.
3436 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3437 (OMP_SECTION_LAST): Access private_flag directly.
3438 (OMP_RETURN_NOWAIT): Likewise.
3439 (OMP_PARALLEL_COMBINED): Likewise.
3440 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3441 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3442 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3443 deprecated_flag directly.
3445 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3447 * final.c (frame_pointer_needed): Removed.
3448 * flags.h (frame_pointer_needed): Likewise.
3450 * function.h (rtl_data): Add frame_pointer_needed.
3451 (frame_pointer_needed): New.
3453 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3455 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3457 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3459 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3462 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3464 * c-common.c (strip_array_types): Move function to..
3466 (get_inner_array_type): Delete.
3467 * c-common.h (strip_array_types): Move declaration to..
3469 (get_inner_array_type): Delete.
3470 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3471 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3472 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3473 * config/pa/pa.c (emit_move_sequence): Likewise.
3475 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3477 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3480 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3482 * function.c: Include target hook for nonlocal_goto frame value.
3484 2008-05-24 Richard Guenther <rguenther@suse.de>
3486 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3487 variable can be only accessed through a pointer or a union.
3489 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3491 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3492 * doc/extend.texi: Likewise.
3494 2008-05-23 DJ Delorie <dj@redhat.com>
3496 * config/m32c/jump.md (untyped_call): Add.
3498 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3500 (m32c_address_cost): Detail costs for indirect offsets.
3502 2008-05-23 Rafael Espindola <espindola@google.com>
3504 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3505 if a node is a SUBREG.
3506 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3509 2008-05-23 Paul Brook <paul@codesourcery.com>
3510 Carlos O'Donell <carlos@codesourcery.com>
3512 * doc/extend.texi: Clarify use of __attribute__((naked)).
3513 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3514 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3515 * function.c (use_register_for_decl): Use
3516 targetm.calls.allocate_stack_slots_for_args.
3517 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3518 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3519 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3521 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3523 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3525 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3527 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3528 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3529 is only rounded once.
3531 2008-05-23 Richard Guenther <rguenther@suse.de>
3533 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3535 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3536 Jakub Jelinek <jakub@redhat.com>
3539 * configure.ac: Handle --enable-cld.
3540 * configure: Regenerated.
3541 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3542 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3543 (ix86_current_function_needs_cld): New define.
3544 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3545 (cld): New isns pattern.
3546 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3547 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3548 * config/i386/i386.opt (mcld): New option.
3549 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3550 TARGET_CLD and ix86_current_function_needs_cld.
3551 (override_options): Use -mcld by default for 32-bit code if
3554 * doc/install.texi (Options specification): Document --enable-cld.
3555 * doc/invoke.texi (Machine Dependent Options)
3556 [i386 and x86-64 Options]: Add -mcld option.
3557 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3559 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3560 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3561 (return_in_memory_64): Likewise.
3562 (return_in_memory_ms_64): Likewise.
3564 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3566 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3567 * builtins.c (fold_builtin_fpclassify): New.
3568 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3569 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3570 * c-common.c (handle_type_generic_attribute): Adjust to accept
3571 fixed arguments before an elipsis.
3572 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3573 * doc/extend.texi: Document __builtin_fpclassify.
3575 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3577 * omp-low.c (gate_expand_omp_ssa): Remove.
3578 (pass_expand_omp_ssa): Remove.
3579 (gate_expand_omp): Do not check for flag_openmp_ssa.
3580 * common.opt (-fopenmp-ssa): Remove.
3581 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3583 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3585 * config/sh/sh.opt (mfixed-range): New option.
3586 * config/sh/sh-protos.h (sh_fix_range): Declare.
3587 * config/sh/sh.c (sh_fix_range): New function.
3588 * config/sh/sh.h (sh_fixed_range_str): Declare.
3589 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3591 * doc/invoke.texi (SH Options): Document -mfixed-range.
3593 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3595 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3596 it before the redeclaration.
3598 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3600 * config/avr/avr.c (get_sequence_length): Add new function.
3601 (expand_prologue, expand_epilogue): Remove duplicate code.
3603 2008-05-22 Rafael Espindola <espindola@google.com>
3605 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3608 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3610 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3611 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3613 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3614 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3615 (vect_update_misalignment_for_peel): Likewise.
3616 (vector_alignment_reachable_p): Likewise.
3617 * tree-vect-transform.c (vectorizable_load): Likewise.
3618 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3619 (get_vectype_for_scalar_type): Pass mode of scalar_type
3620 to UNITS_PER_SIMD_WORD.
3622 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3623 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3624 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3625 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3626 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3628 2008-05-22 Ira Rosen <irar@il.ibm.com>
3630 PR tree-optimization/36293
3631 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3632 if the first load must be skipped because of a gap.
3634 2008-05-22 Richard Guenther <rguenther@suse.de>
3636 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3637 more cases of offset disambiguation that is possible if
3638 strict-aliasing rules apply.
3639 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3640 for basic offset and type-based disambiguation.
3642 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3644 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3645 ix86_expand_vector_set on V16QImode for SSE4.1.
3647 2008-05-21 Tom Tromey <tromey@redhat.com>
3649 * c.opt (Wimport): Mark as undocumented.
3650 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3652 (Warning Options): Likewise.
3653 * doc/cppopts.texi: Don't mention -Wimport.
3655 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3657 PR tree-optimization/36287
3658 PR tree-optimization/36286
3659 * lambda-code.c (build_access_matrix): Do not use the loop->num
3660 for computing the number of induction variables: use the loop depth
3663 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3666 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3667 option -f(no-)leading-underscore.
3669 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3671 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3672 GET_MODE_NUNITS (mode).
3674 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3676 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3677 (-mmulhw): Add 464 to description.
3678 (-mdlmzb): Likewise.
3679 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3680 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3682 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3683 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3684 * config/rs6000/rs6000.md: Update comments for 464.
3686 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3688 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3690 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3692 * config/i386/sse.md (vec_extractv4sf): Removed.
3693 (vec_extractv2df): Likewise.
3694 (vec_extractv2di): Likewise.
3695 (vec_extractv4si): Likewise.
3696 (vec_extractv8hi): Likewise.
3697 (vec_extractv16qi): Likewise.
3698 (vec_extract<mode>): New.
3700 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3702 * config/i386/sse.md (vec_setv4sf): Removed.
3703 (vec_setv2df): Likewise.
3704 (vec_setv2di): Likewise.
3705 (vec_setv4si): Likewise.
3706 (vec_setv8hi): Likewise.
3707 (vec_setv16qi): Likewise.
3708 (vec_set<mode>): New.
3710 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3712 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3713 goto for vec_concat and vec_interleave.
3715 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3717 * config/i386/sse.md (vec_initv4sf): Removed.
3718 (vec_initv2df): Likewise.
3719 (vec_initv2di): Likewise.
3720 (vec_initv4si): Likewise.
3721 (vec_initv8hi): Likewise.
3722 (vec_initv16qi): Likewise.
3723 (vec_init<mode>): New.
3725 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3727 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3729 2008-05-21 Tom Tromey <tromey@redhat.com>
3731 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3732 (zone_find_object_offset): Likewise.
3733 (gt_ggc_m_S): Likewise.
3734 (highest_bit): Likewise.
3735 * ggc-page.c (gt_ggc_m_S): New function.
3736 * stringpool.c (string_stack): Remove.
3737 (init_stringpool): Update.
3738 (ggc_alloc_string): Use ggc_alloc.
3739 (maybe_delete_ident): New function.
3740 (ggc_purge_stringpool): Likewise.
3741 (gt_ggc_m_S): Remove.
3742 * ggc-common.c (ggc_protect_identifiers): New global.
3743 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3744 ggc_protect_identifiers.
3745 * ggc.h (ggc_protect_identifiers): Declare.
3746 (gt_ggc_m_S): Update.
3747 (ggc_purge_stringpool): Declare.
3748 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3749 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3751 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3753 2008-05-21 David S. Miller <davem@davemloft.net>
3755 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3758 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3760 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3763 2008-05-20 David Daney <ddaney@avtrex.com>
3765 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3766 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3767 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3768 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3769 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3770 (atomic_hiqi_op): New define_code_iterator.
3771 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3772 mips_expand_compare_and_swap_12.
3773 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3774 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3775 (sync_<optab><mode>, sync_old_<optab><mode>,
3776 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3777 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3778 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3779 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3780 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3781 (test_and_set_12): New insn.
3782 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3783 sync_new_<optab><mode>, sync_old_nand<mode>,
3784 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3785 clobber to operand 0 for SI and DI mode insns.
3786 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3787 mips_gen_fn_4): New typedefs.
3788 (mips_gen_fn_ptrs): Define new union type.
3789 (mips_expand_compare_and_swap_12): Remove declaration.
3790 (mips_expand_atomic_qihi): Declare function.
3791 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3792 (mips_expand_atomic_qihi): ... this. Use new generator function
3794 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3795 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3796 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3797 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3798 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3799 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3800 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3801 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3802 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3803 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3806 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3808 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3811 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3813 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3814 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3815 (avr_attribute_table): Add 'OS_main' function attribute.
3816 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3817 functions with 'OS_main' attribute.
3819 2008-05-20 Richard Guenther <rguenther@suse.de>
3821 PR tree-optimization/35204
3822 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3823 helper, split out from ...
3824 (DFS): ... here. Make the DFS walk non-recursive.
3826 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3827 Jan Sjodin <jan.sjodin@amd.com>
3829 PR tree-optimization/36181
3830 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3831 (parallelize_loops): Don't parallelize when the loop has vector
3834 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3835 Sebastian Pop <sebastian.pop@amd.com>
3837 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3838 matrix, and never look at the tree representation of the memory
3840 (linear_transform_loops): Computes parameters and access matrices.
3841 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3843 (access_matrix_get_index_for_parameter): New.
3844 * tree-data-ref.h (struct access_matrix): New.
3845 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3846 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3847 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3848 am_vector_index_for_loop): New.
3849 (struct data_reference): Add field access_matrix.
3850 (DR_ACCESS_MATRIX): New.
3851 (compute_data_dependences_for_loop): Update declaration.
3852 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3853 * lambda.h (lambda_vector_vec_p): Declared.
3854 * lambda-code.c: Depend on pointer-set.h.
3855 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3856 av_for_af_base, av_for_af, build_access_matrix,
3857 lambda_compute_access_matrices): New.
3858 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3860 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3862 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3865 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3866 Sebastian Pop <sebastian.pop@amd.com>
3868 PR tree-optimization/36206
3869 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3871 (instantiate_scev_1): Rename flags to fold_conversions.
3872 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3873 outeside instantiation_loop.
3874 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3875 (evolution_function_is_affine_or_constant_p): Removed.
3876 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3878 (analyze_siv_subscript): Pass in the loop nest number.
3879 Call evolution_function_is_affine_in_loop instead of
3880 evolution_function_is_affine_p.
3881 (analyze_overlapping_iterations): Pass in the loop nest number.
3883 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3884 Sebastian Pop <sebastian.pop@amd.com>
3886 PR tree-optimization/36206
3887 * tree-chrec.h (chrec_fold_op): New.
3888 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3891 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3893 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3895 (remove_duplicates): Do not set inode on non-inode systems.
3898 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3900 * config.gcc (tm_file): Update comments about relative pathnames.
3902 2008-05-20 Richard Guenther <rguenther@suse.de>
3904 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3905 * tree-ssa-sccvn.c (process_scc): Likewise.
3906 * tree-ssa-sink.c (execute_sink_code): Likewise.
3907 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3908 * tree-vrp.c (process_assert_insertions): Likewise.
3909 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3910 (perform_tree_ssa_dce): Likewise.
3911 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3912 (dump_dominator_optimization_stats): Likewise.
3913 * tree-vectorizer.c (vectorize_loops): Likewise.
3915 2008-05-20 Richard Guenther <rguenther@suse.de>
3917 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3919 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3921 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3922 (ix86_i386elf_return_in_memory): Likewise.
3923 (ix86_i386interix_return_in_memory): Likewise.
3924 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3925 (SUBTARGET_RETURN_IN_MEMORY): New.
3926 * config/i386/i386elf.h: Likewise.
3927 * config/i386/ptx4-i.h: Likewise.
3928 * config/i386/sol2-10.h: Likewise.
3929 * config/i386/sysv4.h: Likewise.
3930 * config/i386/vx-common.h: Likewise.
3931 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3932 * config/i386/i386.c (ix86_return_in_memory): Made static and
3933 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3934 (ix86_i386elf_return_in_memory): Removed.
3935 (ix86_i386interix_return_in_memory): Removed.
3936 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3937 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3939 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3941 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3943 2008-05-19 Xinliang David Li <davidxl@google.com>
3945 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3947 * common.opt: Ditto.
3948 * doc/invoke.texi: Ditto.
3950 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3952 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3953 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3955 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3957 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3958 sizes of operand array from 8/4 to 4/2.
3959 (ix86_expand_vector_init_general): Change size of operand array
3960 from 32 to 16. Remove op0, op1 and half_mode.
3962 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3964 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3965 (ix86_expand_vector_init_interleave): Likewise.
3966 (ix86_expand_vector_init_general): Use them. Assert
3967 word_mode == SImode when n_words == 4.
3969 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386.c (ix86_secondary_reload): New static function.
3972 (TARGET_SECONDARY_RELOAD): New define.
3973 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3974 * config/i386/i386.md (reload_outqi): Remove.
3976 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3979 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3980 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3981 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3982 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3983 (fold_builtin_1): Likewise.
3984 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3985 c-common.c (check_builtin_function_arguments): Handle
3986 BUILT_IN_ISINF_SIGN.
3987 * doc/extend.texi: Document __builtin_isinf_sign.
3988 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3990 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3992 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3993 EH cleanup at the end of the pass, search for those that have been
3994 turned into forwarder blocks and do the cleanup on their successor.
3996 2008-05-18 Richard Guenther <rguenther@suse.de>
3998 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3999 pointers to sizetype and vice versa.
4001 2008-05-18 Xinliang David Li <davidxl@google.com>
4003 * gcc/tree-ssa-dce.c: Coding style fix.
4004 (check_pow): Documentation comment.
4005 (check_log): Documenation comment. Coding style fix.
4006 (is_unnecessary_except_errno_call): Ditto.
4007 (gen_conditions_for_pow): Ditto.
4008 (gen_conditions_for_log): Ditto.
4009 (gen_shrink_wrap_conditions): Ditto.
4010 (shrink_wrap_one_built_in_calls): Ditto.
4011 * gcc/doc/invoke.texi: Better documentation string.
4012 * ChangeLog: Fix wrong change log entries from
4013 May 17 checkin on function call DCE.
4015 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4017 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4019 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4021 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4022 * df-problems.c (simulation routines): Fixed block comment to
4023 properly say how to add forwards scanning functions.
4025 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4027 * tree-inline.c (setup_one_parameter): Remove dead code.
4029 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4031 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4032 a BIT_AND_EXPR only for an INTEGER_TYPE.
4034 2008-05-17 Xinliang David Li <davidxl@google.com>
4036 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4037 (check_pow, check_log, is_unnecessary_except_errno_call): New
4038 functions to check for eliminating math functions that are pure
4039 except for setting errno.
4040 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4041 general condition expressions for shrink-wrapping pow/log calls.
4042 (gen_shrink_wrap_conditions): Ditto.
4043 (shrink_wrap_one_built_in_call): Ditto.
4044 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4045 (mark_operand_necessary): If debugging, output if OP is necessary.
4046 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4048 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4050 * gcc/common.opt: New user flag -ftree-builtin-dce.
4051 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4053 2008-05-16 David S. Miller <davem@davemloft.net>
4055 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4056 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4058 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4061 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4063 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4065 * ifcvt.c (dead_or_predicable): Rename
4066 df_simulate_one_insn_backwards to df_simulate_one_insn.
4067 * recog.c (peephole2_optimize): Ditto.
4068 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4070 * df.h: Rename df_simulate_one_insn_backwards to
4071 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4072 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4073 scanning of defs and uses.
4074 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4075 (df_simulate_one_insn_forwards): Removed.
4077 2008-05-16 Doug Kwan <dougkwan@google.com>
4079 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4081 (real_from_string): Handle NaNs and Inf as approriate.
4083 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4085 * doc/gty.texi (Source Files Containing Type Information): Note
4086 that headers should appear first in the gtfiles list.
4088 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4090 * tree.def (COND_EXEC): Properly documented this code.
4092 2008-05-16 Diego Novillo <dnovillo@google.com>
4094 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4095 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4098 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4100 * tree-ssa-dse (max_stmt_uid): Removed.
4101 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4102 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4103 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4104 * function.h (cfun.last_stmt_uid): New field.
4105 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4106 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4108 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4109 (create_stmt_ann): Initialize the ann->uid field.
4110 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4112 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4114 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4116 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4117 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4118 (init_empty_tree_cfg): Call it.
4120 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4122 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4125 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4127 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4128 * tree-dump.c (dump_options): New verbose option.
4129 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4131 * tree-pass.h (TDF_VERBOSE): New dump flag.
4132 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4133 (tree-flow.h): Added include.
4134 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4136 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4138 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4140 From Jie Zhang <jie.zhang@analog.com>
4141 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4142 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4143 mcpu=bf561-none and mcpu=bf561-0.2.
4144 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4145 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4146 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4147 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4148 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4149 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4150 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4152 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4153 (cputype_selected): Remove.
4154 (bfin_handle_option): Don't use cputype_selected.
4155 (override_options): When no mcpu option, enable all workarounds.
4156 Don't use bfin_workarounds.
4157 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4159 (DEFAULT_CPU_TYPE): Don't define.
4161 2008-05-16 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4164 on deletion of the last stmt.
4166 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4168 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4169 V8HImode for SSE2 and V16QImode for SSE4.1.
4171 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4173 * cgraph.h (compute_inline_parameters): Made public.
4174 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4175 variable_generate_summary, function_write_summary,
4176 variable_write_summary, variable_read_summary. Added generate_summary,
4177 write_summary, read_summary.
4178 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4179 pass_ipa_inline.function_generate_summary, to
4180 compute_inline_parameters.
4181 * ipa-inline.c (compute_inline_parameters): Made public and added
4183 (compute_inline_parameters_for_current): New function.
4184 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4185 (inline_generate_summary): Removed parameter and made to loop over
4187 (pass_ipa_inline): Updated for new IPA_PASS structure.
4188 * passes.c (execute_ipa_summary_passes): Now is called once per
4189 pass rather than once per node*pass.
4191 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4193 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4194 avr_have_mul_p, avr_asm_only_p): Remove variables.
4195 (avr_override_options): Remove initialization of removed variables.
4196 (avr_file_start): Convert removed variables to fields of
4197 'struct base_arch_s *avr_current_arch'.
4198 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4199 (AVR_HAVE_MUL): (Ditto.).
4200 (AVR_HAVE_MOVW): (Ditto.).
4201 (AVR_HAVE_LPMX): (Ditto.).
4202 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4203 avr_asm_only_p): Remove declaration.
4205 2008-05-15 Diego Novillo <dnovillo@google.com>
4207 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4208 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4210 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4213 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4214 Don't call record_truncated_value from here.
4215 (record_truncated_value): Turn it into a for_each_rtx callback.
4216 (record_truncated_values): New function.
4217 (combine_instructions): Call note_uses with record_truncated_values.
4218 Change name of check_conversion to check_promoted_subreg.
4220 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4222 * doc/sourcebuild.texi: Document support for torture tests.
4224 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4226 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4227 to alternative 4 of operand 2.
4229 2008-05-15 Richard Guenther <rguenther@suse.de>
4231 * tree-pass.h (current_pass): Declare.
4232 (get_pass_for_id): Likewise.
4233 * passes.c (passes_by_id, passes_by_id_size): New globals.
4234 (set_pass_for_id): New function.
4235 (get_pass_for_id): Likewise.
4236 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4237 (execute_function_todo): Flush per function statistics.
4238 * toplev.c (compile_file): Init statistics.
4239 (general_init): Do early statistics initialization.
4240 (finalize): Finish statistics.
4241 * statistics.h (statistics_early_init): Declare.
4242 (statistics_init): Likewise.
4243 (statistics_fini): Likewise.
4244 (statistics_fini_pass): Likewise.
4245 (statistics_counter_event): Likewise.
4246 (statistics_histogram_event): Likewise.
4247 * statistics.c: New file.
4248 * Makefile.in (OBJS-common): Add statistics.o.
4249 (statistics.o): Add dependencies.
4250 * doc/invoke.texi (-fdump-statistics): Document.
4252 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4254 (execute_pre): Use statistics_counter_event.
4255 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4256 (substitute_and_fold): Increment it. Use statistics_counter_event.
4258 2008-05-15 Diego Novillo <dnovillo@google.com>
4260 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4262 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4263 * tree-ssa-alias.c (new_type_alias): Remove references to
4264 sub-variables from comment.
4265 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4267 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4269 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4270 attribute to 1 only for insertps alternative.
4272 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4274 * config/bfin/bfin.md (loadbytes): New pattern.
4275 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4276 (bfin_init_builtins): Initialize it.
4277 (bdesc_1arg): Add it.
4279 2008-05-15 Sa Liu <saliu@de.ibm.com>
4281 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4282 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4283 * testsuite/lib/target-supports.exp: Add
4284 check_effective_target_fortran_integer_16.
4286 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4288 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4289 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4290 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4291 (TARGET_RETURN_IN_MEMORY): Define.
4293 2008-05-15 Richard Guenther <rguenther@suse.de>
4296 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4297 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4298 represent unmodifiable vars.
4300 2008-05-15 Richard Guenther <rguenther@suse.de>
4302 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4303 INDIRECT_REF and TARGET_MEM_REF.
4304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4307 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4308 H.J. Lu <hongjiu.lu@intel.com>
4310 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4311 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4312 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4313 insn alternatives. Add missing alternatives.
4314 (*vec_concatv2di_rex64_sse4_1): Likewise.
4315 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4316 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4319 2008-05-15 Richard Guenther <rguenther@suse.de>
4321 PR tree-optimization/36009
4322 PR tree-optimization/36204
4323 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4324 (determine_invariantness_stmt): Record the loop a store is
4326 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4329 2008-05-15 Richard Guenther <rguenther@suse.de>
4331 PR tree-optimization/34330
4332 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4333 through the pointer will alias the SMT.
4335 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4337 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4339 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4341 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4343 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4344 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4346 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4347 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4348 (vashl_optab): New optab for vector/vector shifts.
4349 (vashr_optab): Ditto.
4350 (vlshr_optab): Ditto.
4351 (vrotl_optab): Ditto.
4352 (vrotr_optab): Ditto.
4353 (optab_subtype): New enum for optab_for_tree_code call.
4354 (optab_for_tree_code): Add enum optab_subtype argument.
4356 * optabs.c (optab_for_tree_code): Take an additional argument to
4357 distinguish between a vector shift by a scalar and vector shift by
4358 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4359 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4360 vector shift by a vector.
4361 (expand_widen_pattern_expr): Pass additional argument to
4362 optab_for_tree_code.
4364 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4365 vrotl_optab, vrotr_optab.
4367 * expr.c (expand_expr_real_1): Update calls to
4368 optab_for_tree_code to distinguish between vector shifted by a
4369 scalar and vector shifted by a vector.
4370 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4371 (supportable_narrowing_operation): Ditto.
4372 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4373 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4374 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4375 (vect_create_epilog_for_reduction): Ditto.
4376 (vectorizable_reduction): Ditto.
4377 (vectorizable_operation): Ditto.
4378 (vect_strided_store_supported): Ditto.
4379 (vect_strided_load_supported): Ditto.
4380 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4381 * expmed.c (expand_shift): Ditto.
4383 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4385 (ashr@var{m}3): Ditto.
4386 (vashl@var{m}3): Document new vector/vector shift standard name.
4387 (vashr@var{m}3): Ditto.
4388 (vlshr@var{m}3): Ditto.
4389 (vrotl@var{m}3): Ditto.
4390 (vrotr@var{m}3): Ditto.
4392 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4393 (PPERM_INVERT): Ditto.
4394 (PPERM_REVERSE): Ditto.
4395 (PPERM_REV_INV): Ditto.
4396 (PPERM_ZERO): Ditto.
4397 (PPERM_ONES): Ditto.
4398 (PPERM_SIGN): Ditto.
4399 (PPERM_INV_SIGN): Ditto.
4400 (PPERM_SRC1): Ditto.
4401 (PPERM_SRC2): Ditto.
4403 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4404 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4405 allows a memory operand to be the value being added, and split it
4406 to improve vectorization.
4407 (sse5_pmacsdqh_mem): Ditto.
4408 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4409 (sse5_mulv2div2di3_high): Ditto.
4410 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4411 (vec_pack_trunc_v4si): Ditto.
4412 (vec_pack_trunc_v2di): Ditto.
4413 (sse5_pcmov_<mode>): Remove code that tried to use use
4414 andps/andnps instead of pcmov.
4415 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4416 pmacsdqh instructions.
4417 (vec_widen_smult_lo_v4si): Ditto.
4419 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4420 (PPERM_INVERT): Ditto.
4421 (PPERM_REVERSE): Ditto.
4422 (PPERM_REV_INV): Ditto.
4423 (PPERM_ZERO): Ditto.
4424 (PPERM_ONES): Ditto.
4425 (PPERM_SIGN): Ditto.
4426 (PPERM_INV_SIGN): Ditto.
4427 (PPERM_SRC1): Ditto.
4428 (PPERM_SRC2): Ditto.
4429 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4431 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4433 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4434 says ignore whether the last reference is a memory operand.
4436 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4437 Paolo Bonzini <bonzini at gnu dot org>
4439 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4442 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4443 (vlshr<mode>3): Rename from vlshr<mode>3.
4444 (vashr<mode>3): Rename from vashr<mode>3.
4445 (mulv4sf3): Change the names of vector shift patterns.
4449 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4452 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4477 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4478 (floatunssidf2_internal): Change vector/vector shift names.
4479 (floatunsdidf2_internal): Ditto.
4486 (vashl<mode>3): Rename from ashl<mode>3.
4487 (vashr<mode>3): Rename from ashr<mode>3.
4488 (vlshr<mode>3): Rename from lshr<mode>3.
4489 (vrotl<mode>3): Rename from rotl<mode>3.
4491 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4494 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4495 multiply gives the wrong value when doing widening multiplies.
4496 (vec_widen_smult_lo_v4si): Ditto.
4498 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4500 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4501 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4502 emit_library_call_value.
4503 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4504 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4505 * calls.c (initialize_argument_information, precompute_arguments,
4506 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4507 (precompute_arguments): Removed flags parameter.
4508 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4510 2008-05-14 Richard Guenther <rguenther@suse.de>
4512 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4513 Make sure to register the store if the use is a PHI_NODE.
4515 2008-05-14 Olivier Hainque <hainque@adacore.com>
4517 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4518 memory if the component is to be referenced in BLKmode according
4519 to get_inner_reference.
4521 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4523 * calls.c (emit_library_call_value_1): Restore code clearing
4524 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4526 2008-05-14 Olivier Hainque <hainque@adacore.com>
4527 Nicolas Roche <roche@adacore.com>
4529 * configure.ac: Add support for a "gcc_subdir" variable in
4530 config-lang.in, to denote a subdirectory where the language/GCC
4531 integration files are to be found.
4532 * configure: Regenerate.
4534 2008-05-14 Ira Rosen <irar@il.ibm.com>
4536 PR tree-optimization/36098
4537 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4538 value for the first load in the group in case of a gap.
4539 (vect_build_slp_tree): Check that there are no gaps in loads.
4541 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4543 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4544 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4545 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4546 emit_insn and remove unneeded code to construct extra args.
4547 (emit_no_conflict_block): Removed.
4548 * optabls.h: (emit_no_conflict_block): Removed.
4549 * cse.c (cse_extended_basic_block): Remove search for
4550 REG_NO_CONFLICT note.
4551 * global.c: Removed incorrect comment added in revision 117.
4552 * expr.c (convert_move): Change call to emit_no_conflict_block to
4554 * recog.c: Change comments so that they do not mention
4556 * local_alloc.c (combine_regs): Removed last parameter.
4557 (no_conflict_p): Removed.
4558 (block_alloc): Removed note, no_conflict_combined_regno and set
4559 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4560 (combine_regs): Removed already_dead and code to look for
4561 REG_NO_CONFLICT notes.
4562 * lower_subreg (remove_retval_note): Removed code to look for
4563 REG_NO_CONFLICT block.
4564 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4565 (resolve_clobber): Remove code to process libcalls that have
4566 REG_NO_CONFLICT notes.
4567 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4569 * combine.c (can_combine_p, distribute_notes): Removed
4570 REG_NO_CONFLICT case.
4571 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4573 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4574 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4576 * reg-notes.def (NO_CONFLICT): Removed.
4578 2008-05-14 David S. Miller <davem@davemloft.net>
4580 * config/sparc/sparc.c (sparc_profile_hook): If
4581 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4582 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4583 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4585 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4587 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4589 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4593 and op1 expansion before vector concat to have less live pseudos.
4595 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4597 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4598 ix86_expand_vector_set if supported.
4600 2008-05-13 Diego Novillo <dnovillo@google.com>
4601 Kenneth Zadeck <zadeck@naturalbridge.com>
4603 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4605 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4606 phinodes_print_statistics, init_ssanames, fini_ssanames,
4607 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4608 release_ssa_name, release_defs, replace_ssa_name_symbol,
4609 ssanames_print_statistics): Move ...
4610 * tree-flow.h: ... here.
4611 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4612 Use FN instead of cfun.
4613 (make_ssa_name_fn): Rename from make_ssa_name.
4614 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4615 * tree-flow-inline.h (make_ssa_name): Move from
4616 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4617 * omp-low.c (expand_omp_parallel):
4618 * tree-flow-inline.h (redirect_edge_var_map_result):
4619 * tree-ssa.c (init_tree_ssa): Add argument FN.
4620 Use it instead of cfun. Update all users.
4622 2008-05-13 Tom Tromey <tromey@redhat.com>
4624 PR preprocessor/22168:
4625 * doc/cpp.texi (Top): Update menu.
4626 (Alternatives to Wrapper #ifndef): New node.
4627 (Other Directives): Document deprecation.
4628 (Obsolete Features): Remove menu.
4629 (Assertions): Merge node into Obsolete Features.
4630 (Obsolete once-only headers): Move earlier; rename to Alternatives
4632 * doc/cppopts.texi: Update.
4633 * c.opt (Wdeprecated): Enable for C and ObjC.
4634 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4635 (C++ Dialect Options): Move -Wno-deprecated from here to...
4636 (Warning Options): ... here.
4638 2008-05-13 Richard Guenther <rguenther@suse.de>
4641 * fold-const.c (fold_sign_changed_comparison): Do not allow
4642 changes in pointer-ness.
4644 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4647 * config/sh/sh.c (sh_expand_prologue): Don't clear
4648 RTX_FRAME_RELATED_P for push insns.
4650 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4652 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4654 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4656 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4657 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4658 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4660 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4662 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4663 (*vec_concatv4sf_sse): This.
4664 (*sse2_concatv2si): Renamed to ...
4665 (*vec_concatv2si_sse2): This.
4666 (*sse1_concatv2si): Renamed to ...
4667 (*vec_concatv2si_sse): This.
4668 (*vec_concatv2di_rex): Renamed to ...
4669 (*vec_concatv2di_rex64): This.
4670 (*vec_concatv2si_sse4_1): New.
4671 (*vec_concatv2di_rex64_sse4_1): Likewise.
4673 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4675 PR rtl-optimization/36111
4676 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4677 that was created for swappable operands.
4679 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4682 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4683 * configure.ac: Add call to ACX_PROG_GNAT.
4685 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4687 * optc-gen.awk: Fix comment typo.
4689 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4691 * pretty-print.c (pp_integer_with_precision): Use
4692 HOST_LONG_LONG_FORMAT.
4694 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4696 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4698 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4700 * config/i386/i386.c (bdesc_ptest): Removed.
4701 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4702 (bdesc_args): Add __builtin_ia32_ptestz128,
4703 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4704 (ix86_init_mmx_sse_builtins): Updated.
4705 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4706 (ix86_expand_builtin): Updated.
4708 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4710 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4711 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4713 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4715 * value-prof.c (interesting_stringop_to_profile): Do not
4716 return early for BUILT_IN_MEMPCPY.
4718 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4720 * calls.c (expand_call): Don't use callgraph to increase
4721 preferred_stack_boundary.
4723 * cgraph.h (cgraph_rtl_info): Use unsigned on
4724 preferred_incoming_stack_boundary.
4726 * final.c (rest_of_clean_state): Use unsigned on
4727 preferred_stack_boundary.
4729 2008-05-09 Tom Tromey <tromey@redhat.com>
4731 PR preprocessor/22231:
4732 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4735 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4737 PR tree-optimization/36129
4738 * tree-ssa-ccp.c: Include value-prof.h.
4739 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4740 built-in function was folded to a constant.
4741 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4743 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4744 Sebastian Pop <sebastian.pop@amd.com>
4746 * tree-scalar-evolution.c: Document instantiate_scev.
4747 (instantiate_parameters_1): Renamed instantiate_scev_1.
4748 Don't use the same loop for instantiation_loop and evolution_loop.
4749 (instantiate_scev): New.
4750 (instantiate_parameters): Moved...
4751 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4752 same loop twice. Maintains the semantics for this function.
4753 * tree-scalar-evolution.h (instantiate_scev): Declare.
4754 (instantiate_parameters): ...here. Now static inline.
4755 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4756 instead of resolve_mixers.
4758 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4760 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4762 2008-05-09 Tomas Bily <tbily@suse.cz>
4764 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4765 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4766 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4767 * c-common.c (c_common_truthvalue_conversion): Likewise.
4768 * tree-object-size.c (compute_object_offset): Likewise.
4769 * tree-inline.c (estimate_num_insns_1): Likewise.
4770 * varasm.c (const_hash_1, compare_constant, copy_constant)
4771 (compute_reloc_for_constant, output_addressed_constants)
4772 (initializer_constant_valid_p): Likewise.
4773 * c-omp.c (check_omp_for_incr_expr): Likewise.
4774 * gimplify.c (gimplify_expr): Likewise.
4775 * c-typeck.c (c_finish_return): Likewise.
4776 * tree-vectorizer.c (supportable_widening_operation)
4777 (supportable_narrowing_operation): Likewise.
4778 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4779 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4780 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4781 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4782 (descr_info_loc): Likewise.
4783 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4784 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4785 (fold_unary): Likewise.
4786 * builtins.c (get_pointer_alignment): Likewise.
4787 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4788 (instantiate_parameters_1): Likewise.
4789 * tree.c (expr_align, stabilize_reference): Likewise.
4790 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4791 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4792 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4793 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4794 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4795 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4797 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4798 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4799 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4800 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4801 (forward_propagate_comparison)
4802 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4803 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4804 * emit-rtl.c (component_ref_for_mem_expr)
4805 (set_mem_attributes_minus_bitpos): Likewise.
4806 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4807 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4809 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4810 (build_function_call, pointer_diff, build_compound_expr)
4811 (c_finish_return): Likewise.
4812 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4813 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4815 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4816 * expr.c (is_aligning_offset): Likewise.
4817 * tree-ssa-alias.c (is_escape_site): Likewise.
4818 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4819 (check_all_va_list_escapes): Likewise.
4820 * tree-ssa-loop-ivopts.c (determine_base_object)
4821 (determine_common_wider_type): Likewise.
4822 * dojump.c (do_jump): Likewise.
4823 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4824 * tree-gimple.c (is_gimple_cast): Likewise.
4825 * fold-const.c (decode_field_reference, )
4826 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4827 (fold_binary): Likewise.
4828 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4829 (already_warned_in_frontend_p): Likewise.
4830 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4831 * tree.c (really_constant_p, get_unwidened): Likewise.
4832 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4833 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4834 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4836 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4838 (CONVERT_EXPR_P): Define.
4839 (CASE_CONVERT): Define.
4841 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4844 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4845 (delete_unmarked_insns): When deleting a call, call
4846 delete_unreachable_blocks.
4847 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4848 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4850 2008-05-08 Richard Guenther <rguenther@suse.de>
4852 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4853 (-ftree-salias): Likewise.
4854 (salias-max-implicit-fields): Remove param documentation.
4855 (salias-max-array-elements): Likewise.
4856 * tree-pass.h (pass_create_structure_vars): Remove.
4857 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4858 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4859 * tree-ssa-alias.c (create_structure_vars): Remove.
4860 (gate_structure_vars): Likewise.
4861 (pass_create_structure_vars): Likewise.
4862 (gate_build_alias): Likewise.
4863 (pass_build_alias): Adjust to run always and dump the function.
4864 * common.opt (ftree-salias): Hide.
4865 * passes.c (init_optimization_passes): Remove
4866 pass_create_structure_vars, adjust comment.
4867 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4868 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4869 * opts.c (decode_options): Do not set flag_tree_salias.
4870 (common_handle_option): Add OPT_ftree_salias to the backward
4871 compatibility section.
4873 2008-05-08 Richard Guenther <rguenther@suse.de>
4875 * tree-flow-inline.h (var_can_have_subvars): Move ...
4876 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4877 * tree-flow.h (var_can_have_subvars): Remove.
4878 (push_fields_onto_fieldstack): Remove.
4879 (sort_fieldstack): Likewise.
4880 (struct fieldoff): Move ...
4881 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4882 alias_set and base_for_components fields.
4883 (sort_fieldstack): Make static.
4884 (push_fields_onto_fieldstack): Likewise. Remove code that
4885 handles anything but RECORD_TYPEs. Remove alias_set and
4886 base_for_components handling.
4887 (create_variable_info_for): Adjust.
4889 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4891 * common.opt (Wframe-larger-than=): Shorten the help message
4893 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4895 2008-05-08 Rafael Espindola <espindola@google.com>
4897 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4899 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4900 trap and that both operands are gimple values.
4901 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4902 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4905 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4907 * read-rtl.c (join_c_conditions): Return the first string if the
4908 two strings are equal.
4910 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4912 * gensupport.h (pred_data): Add a "num_codes" field.
4913 (add_predicate_code): Declare.
4914 * gensupport.c (add_predicate_code): New function.
4915 (std_pred_table): Add an "allows_const_p" field.
4916 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4917 Remove the (incomplete) list of such codes from the codes field.
4918 (init_predicate_table): Use add_predicate_code. Add all
4919 RTX_CONST_OBJs if allows_const_p is true.
4920 * genrecog.c (process_define_predicate): Use add_predicate_code.
4922 2008-05-08 David Daney <ddaney@avtrex.com>
4923 Richard Sandiford <rsandifo@nildram.co.uk>
4925 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4926 special case of constant zero operands.
4927 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4928 old and new values. Special case constant zero values.
4929 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4931 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4932 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4934 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4937 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4938 similar RTX_CONST_OBJ before CONST_INT.
4940 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4942 * stmt.c (expand_stack_restore): Change sa mode if needed.
4944 2008-05-08 Richard Guenther <rguenther@suse.de>
4946 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4947 return type to bool.
4948 (ix86_sol10_return_in_memory): Likewise.
4949 (ix86_i386elf_return_in_memory): Likewise.
4950 (ix86_i386interix_return_in_memory): Likewise.
4951 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4952 (ix86_sol10_return_in_memory): Likewise.
4953 (ix86_i386elf_return_in_memory): Likewise.
4954 (ix86_i386interix_return_in_memory): Likewise.
4956 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4959 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4961 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4962 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4965 2008-05-08 Richard Guenther <rguenther@suse.de>
4967 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4968 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4969 (DR_SUBVARS): Remove.
4970 * tree-dfa.c (dump_subvars_for): Remove.
4971 (debug_subvars_for): Likewise.
4972 (dump_variable): Do not dump subvars.
4973 (remove_referenced_var): Do not remove subvars.
4974 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4975 (lookup_subvars_for_var): Remove.
4976 (get_subvars_for_var): Likewise.
4977 (get_subvars_at): Likewise.
4978 (get_first_overlapping_subvar): Likewise.
4979 (overlap_subvar): Likewise.
4980 * tree-flow.h (subvar_t): Remove.
4981 (struct var_ann_d): Remove subvars field.
4982 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4983 argument. Remove special handling of SFTs.
4984 (compute_tag_properties): Likewise.
4985 (set_initial_properties): Likewise.
4986 (compute_call_clobbered): Likewise.
4987 (count_mem_refs): Likewise.
4988 (compute_memory_partitions): Likewise.
4989 (compute_flow_insensitive_aliasing): Likewise.
4990 (setup_pointers_and_addressables): Likewise.
4991 (new_type_alias): Likewise.
4992 (struct used_part): Remove.
4993 (used_portions): Likewise.
4994 (struct used_part_map): Likewise.
4995 (used_part_map_eq): Likewise.
4996 (used_part_map_hash): Likewise.
4997 (free_used_part_map): Likewise.
4998 (up_lookup): Likewise.
4999 (up_insert): Likewise.
5000 (get_or_create_used_part_for): Likewise.
5001 (create_sft): Likewise.
5002 (create_overlap_variables_for): Likewise.
5003 (find_used_portions): Likewise.
5004 (create_structure_vars): Likewise.
5005 * tree.def (STRUCT_FIELD_TAG): Remove.
5006 * tree.h (MTAG_P): Adjust.
5007 (struct tree_memory_tag): Remove base_for_components and
5008 unpartitionable flags.
5009 (struct tree_struct_field_tag): Remove.
5010 (SFT_PARENT_VAR): Likewise.
5011 (SFT_OFFSET): Likewise.
5012 (SFT_SIZE): Likewise.
5013 (SFT_NONADDRESSABLE_P): Likewise.
5014 (SFT_ALIAS_SET): Likewise.
5015 (SFT_UNPARTITIONABLE_P): Likewise.
5016 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5017 (union tree_node): Remove sft field.
5018 * alias.c (get_alias_set): Remove special handling of SFTs.
5019 * print-tree.c (print_node): Remove handling of SFTs.
5020 * tree-dump.c (dequeue_and_dump): Likewise.
5021 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5022 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5023 * tree-predcom.c (set_alias_info): Do not set subvars.
5024 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5025 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5026 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5027 (add_vars_for_offset): Remove.
5028 (add_virtual_operand): Remove special handling of SFTs.
5029 (add_call_clobber_ops): Likewise.
5030 (add_call_read_ops): Likewise.
5031 (get_asm_expr_operands): Likewise.
5032 (get_modify_stmt_operands): Likewise.
5033 (get_expr_operands): Likewise.
5034 (add_to_addressable_set): Likewise.
5035 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5036 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5037 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5038 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5039 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5040 (tree_node_structure): Likewise.
5041 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5043 (find_what_p_points_to): Likewise.
5045 2008-05-08 Sa Liu <saliu@de.ibm.com>
5047 * config/spu/spu.md: Fixed subti3 pattern.
5049 2008-05-08 Richard Guenther <rguenther@suse.de>
5052 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5053 sure to create a representative for trailing arrays for PTA.
5055 2008-05-08 Richard Guenther <rguenther@suse.de>
5058 * fold-const.c (operand_equal_p): Two objects which types
5059 differ in pointerness are not equal.
5061 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5063 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5064 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5065 (emit_library_call_value_1): Add new variable fndecl initialized by
5066 NULL_TREE. It should be the decl type of orgfun, but this information
5067 seems not to be available here, so it uses the default calling abi.
5068 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5069 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5070 by TARGET_RETURN_IN_MEMORY.
5071 * config/i386/i386-interix.h: Likewise.
5072 * config/i386/i386.h: Likewise.
5073 * config/i386/i386elf.h: Likewise.
5074 * config/i386/ptx4-i.h: Likewise.
5075 * config/i386/sol2-10.h: Likewise.
5076 * config/i386/sysv4.h: Likewise.
5077 * config/i386/vx-common.h: Likewise.
5078 * config/cris/cris.h: Removed #if 0 clause.
5079 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5080 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5082 (ix86_sol10_return_in_memory): Likewise.
5083 (ix86_i386elf_return_in_memory): New.
5084 (ix86_i386interix_return_in_memory): New.
5085 * config/mt/mt-protos.h (mt_return_in_memory): New.
5086 * config/mt/mt.c: Likewise.
5087 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5088 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5089 * config/bfin/bfin.h: Likewise.
5090 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5092 * config/bfin/bfin.c: Likewise.
5093 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5094 * config/alpha/unicosmk.h: Likewise.
5095 * config/i386/cygming.h: Likewise.
5096 * config/iq2000/iq2000.h: Likewise.
5097 * config/mips/mips.h: Likewise.
5098 * config/mn10300/mn10300.h: Likewise.
5099 * config/rs6000/rs6000.h: Likewise.
5100 * config/score/score.h: Likewise.
5101 * config/spu/spu.h: Likewise.
5102 * config/v850/v850.h: Likewise.
5103 * defaults.h: Likewise.
5104 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5105 * expr.c (emit_block_move): Adjust use of
5106 OUTGOING_REG_PARM_STACK_SPACE.
5107 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5108 OUTGOING_REG_PARM_STACK_SPACE.
5109 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5111 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5113 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5114 on OMP_RETURN for OMP_FOR.
5117 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5118 (fortran_common): New function.
5119 (gen_variable_die): Call fortran_common instead of common_check,
5120 adjust for it returning tree instead of rtx. Formatting.
5122 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5126 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5127 * c-decl.c (merge_decls): Ditto.
5128 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5129 to RTL_CONST_OR_PURE_CALL_P.
5130 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5131 Initialized DECL_LOOPING_CONST_PURE.
5132 (process_call_operands): Set tree_side_effects properly.
5133 * tree.h (TREE_READONLY_DECL_P): Removed.
5134 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5135 (DECL_LOOPING_OR_CONST_P): New macro.
5136 (struct tree_function_decl): Added looping_const_or_pure_p.
5138 (ECF_LOOPING_OR_CONST_P): New macro.
5139 * rtlanal.c (pure_const_p): Removed.
5140 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5141 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5142 to RTL_CONST_CALL_P.
5143 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5144 (check_decl, check_tree, check_call, scan_function): Initialize
5146 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5147 (static_execute): Set looping true for recursive functions.
5148 Undo setting state to IPA_NEITHER for recursive functions.
5150 * ifcvt.c (noce_can_store_speculate_p): Changed
5151 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5152 RTL_CONST_OR_PURE_CALL_P.
5153 * dse.c (scan_insn): Ditto.
5154 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5155 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5156 RTL_CONST_OR_PURE_CALL_P.
5157 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5158 pure_call_p to RTL_CONST_CALL_P.
5159 * gimplify.c (gimplify_call_expr): Clear side effects for
5160 non-looping pure and constant calls.
5161 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5162 (flags_from_decl_or_type): Set ecf flags from decl flags.
5163 (initialize_argument_information): Turn off
5164 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5165 Change const to pure if callee_copies is true rather than just
5167 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5168 way of marking pure calls.
5169 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5170 Remove hack that was supposed to fix pr7335 and remove old
5171 way of marking pure calls.
5172 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5173 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5174 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5175 RTL_CONST_OR_PURE_CALL_P.
5176 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5177 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5178 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5179 * sched-deps.c (schedule_analyze): Ditto.
5180 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5181 return_val field of calls to represent pure and const function info.
5182 (CONST_OR_PURE_CALL_P): Deleted macro.
5183 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5184 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5185 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5187 * tree-optimize.c (execute_fixup_cfg): Added test for
5188 ECF_LOOPING_CONST_OR_PURE.
5189 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5191 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5192 effects for looping pure or const calls.
5193 (verify_gimple_expr): Added verification code.
5194 * config/alpha/alpha.c (alpha_legitimize_address,
5195 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5197 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5198 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5199 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5200 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5201 RTL_CONST_OR_PURE_CALL_P.
5202 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5203 and const calls to be deleted.
5205 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5208 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5209 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5210 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5211 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5212 to handle nonimmediate operands.
5213 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5214 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5215 to handle nonimmediate operands.
5216 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5217 (mmx_pmulhrwv4hi3): New expander. Use
5218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5219 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5220 (sse2_umulv1siv1di3): New expander. Use
5221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5222 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5223 (mmx_eq<mode>3): New expander. Use
5224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5225 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5226 (mmx_uavgv8qi3): New expander. Use
5227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5228 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5229 (mmx_uavgv4hi3): New expander. Use
5230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5232 * config/i386/sse.md
5233 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5234 to handle nonimmediate operands.
5235 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5236 to handle nonimmediate operands.
5237 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5238 to handle nonimmediate operands.
5239 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5240 to handle nonimmediate operands.
5241 (sse2_unpckhpd_exp): New expander. Use
5242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5243 (sse2_unpcklpd_exp): New expander. Use
5244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5245 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5246 to handle nonimmediate operands.
5247 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5248 to handle nonimmediate operands.
5249 (*sse2_<plusminus_insn><mode>3): Rename from
5250 sse2_<plusminus_insn><mode>3 insn pattern.
5251 (sse2_<plusminus_insn><mode>3): New expander. Use
5252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5253 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5254 (sse2_umulv2siv2di3): New expander. Use
5255 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5256 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5257 (sse4_1_mulv2siv2di3): New expander. Use
5258 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5259 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5260 (sse2_pmaddwd): New expander. Use
5261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5262 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5263 (sse2_eq<mode>3): New expander. Use
5264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5265 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5266 (sse4_1_eqv2di3): New expander. Use
5267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5268 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5269 (sse2_uavgv16qi3): New expander. Use
5270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5271 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5272 (sse2_uavgv16qi3): New expander. Use
5273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5274 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5275 (sse2_uavgv8hi3): New expander. Use
5276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5277 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5278 (ssse3_pmulhrswv8hi3): New expander. Use
5279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5280 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5281 (ssse3_pmulhrswv4hi3): New expander. Use
5282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5284 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5285 (<sse>_vmmul<mode>3): Ditto.
5286 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5288 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5289 (ssse3_pmaddubsw): Ditto.
5291 * config/i386/i386.c (struct_builtin_description)
5292 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5293 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5294 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5295 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5296 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5297 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5298 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5299 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5300 (ix86_fixup_binary_operands): Assert that src1
5301 and src2 must have the same mode when swapped.
5302 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5303 and ix86_binary_operator_ok. Do not force operands in registers
5306 2008-05-07 Jan Hubicka <jh@suse.cz>
5308 * cgraph.c (dump_cgraph_node): Update.
5309 * cgraph.h (cgraph_local_info): Break out inline summary.
5310 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5312 * ipa-inline (inline_summary): New accestor function.
5313 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5314 cgraph_decide_inlining, compute_inline_parameters): Update.
5315 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5317 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5319 Cleanup ColdFire scheduling support and add V4 pipeline model.
5321 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5322 (define_attr cpu): Add cfv4 value.
5323 (define_attr type, define_attr type1): Merge into a single 'type'
5324 attribute. Update all uses.
5325 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5326 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5328 (define_attr opx_mem, define_attr opy_mem): Remove.
5329 (define_attr op_mem): Clean up, update comment.
5330 (define_attr size): Use specific values instead of general int.
5331 (define_attr guess, define_attr split): Remove. Update all uses.
5332 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5333 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5334 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5335 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5336 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5337 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5338 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5339 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5340 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5341 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5342 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5343 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5344 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5345 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5346 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5347 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5348 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5349 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5350 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5351 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5352 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5353 Update or set attributes.
5354 (stack_tie): New fake instruction.
5356 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5357 (m68k_sched_attr_size): Update declaration.
5358 (m68k_sched_attr_type2): Remove.
5359 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5360 Declare new bypass predicates.
5362 * config/m68k/m68k.c (m68k_sched_issue_rate,
5363 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5365 (TARGET_SCHED_ISSUE_RATE,
5366 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5367 (override_options): Handle scheduling for ColdFire V4 core.
5368 (m68k_expand_prologue): Emit stack_tie.
5369 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5370 'OP_TYPE_FPN'. Update all uses.
5371 (sched_guess_p): Remove.
5372 (sched_address_type): Handle symbolic addresses.
5373 (sched_get_operand): New static function.
5374 (sched_operand_type): Merge into sched_attr_op_type.
5375 (sched_attr_op_type): Handle FP registers, handle quick constants,
5377 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5378 (m68k_sched_attr_size): Update. Move logic to ...
5379 (sched_get_attr_size_int): New static function.
5380 (sched_get_opxy_mem_type): New static function.
5381 (m68k_sched_attr_op_mem): Update.
5382 (m68k_sched_attr_type2): Remove.
5383 (sched_cfv4_bypass_data): New static variable.
5384 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5385 (m68k_sched_issue_rate): Implement scheduler hook.
5386 (struct _sched_ib: enabled_p): New field.
5387 (m68k_sched_variable_issue): Update. Handle V4.
5388 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5389 sched_dump_class_func_t, sched_dump_split_class,
5390 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5391 sched_dump_dfa_class, m68k_sched_dump): Remove.
5392 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5394 (m68k_sched_init_global): Remove statisctics dumping, introduce
5395 sanity check that all instructions have pipeline reservations. Handle
5397 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5398 Handle ColdFire V4 core.
5399 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5400 New static functions.
5401 (m68k_sched_address_bypass_p): New bypass predicate.
5402 (sched_get_indexed_address_scale): New static function.
5403 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5405 * cf.md: Update comments.
5406 (define_attr type2): Remove. Use 'type' attribute instead.
5408 (cf_ib): Rename to cfv123_ib. Update all uses.
5409 (cf_oep): Rename to cfv123_oep. Update all uses.
5410 (cf_chr): Rename to cfv123_chr. Update all uses.
5411 (cf_mem): Rename to cfv123_mem. Update all uses.
5412 (cf_mac): Move to more appropriate place.
5413 (cfv123_guess): New automaton and cpu_unit.
5414 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5415 Update uses of 'size' attribute. Handle before reload scheduling.
5416 (cfv123_guess): New dummy reservation for unhandled instructions.
5417 (cfv4_*): Pipeline description of ColdFire V4 core.
5418 (ignore): New reservation to handle 'ignore' type.
5420 2008-05-07 Ian Lance Taylor <iant@google.com>
5423 * gimplify.c (find_single_pointer_decl_1): Don't look through
5425 (find_single_pointer_decl): Adjust comments.
5427 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5430 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5431 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5434 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5435 integral type rather than floating point, then VIEW_CONVERT_EXPR
5436 to the floating point type.
5438 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5440 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5441 TFmode op0 to register.
5443 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5445 * c-decl.c (grokdeclarator): Comment typo.
5447 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5449 * tree-flow.h: Remove prototype for computed_goto_p.
5450 * tree-cfg.c (computed_goto_p): Make static.
5452 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5455 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5456 (contains_aligned_value_p): This. Handle _Decimal128.
5457 (ix86_function_arg_boundary): Only align _Decimal128 to its
5458 natural boundary and handle it properly.
5460 2008-05-06 Martin Jambor <mjambor@suse.cz>
5462 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5463 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5464 (ipcp_method_set_orig_node): Removed.
5465 (ipcp_cval_get_cvalue_type): Removed.
5466 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5467 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5468 (ipcp_cval_set_cvalue_type): Removed.
5469 (ipcp_cval_get_cvalue): Removed.
5470 (ipcp_cval_set_cvalue): Removed.
5471 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5472 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5473 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5474 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5475 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5476 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5477 (ipcp_get_ith_lattice): Changed parameters.
5478 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5479 (ipcp_lattice_from_jfunc): Changed parameters.
5480 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5481 (ipcp_method_cval_print): Added temporary variable info.
5482 (ipcp_redirect): Removed already unused local variable caller.
5483 (ipcp_redirect): New temporary variable orig_callee_info
5484 (ipcp_redirect): Removed newly unused local variable callee.
5485 (ipcp_redirect): Removed (a bit confusing) local variable type.
5486 (ipcp_insert_stage): Added local variable info.
5487 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5489 (ipcp_formal_create): Removed.
5490 (ipcp_method_cval_set): Removed.
5491 (ipcp_propagate_stage): Renamed lattice variables.
5492 (ipcp_method_cval_set_cvalue_type): Removed.
5493 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5494 (ipcp_print_all_lattices): Changed printed strings to refer to
5495 lattices rather than cvals.
5496 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5497 (ipcp_propagate_const): Changed formal parameters.
5498 (build_const_val): Changed formal parameters.
5499 (ipcp_insert_stage): Removed useless variable cvalue
5500 (build_const_val): Changed formal parameters.
5501 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5502 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5503 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5504 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5505 (ipcp_print_func_profile_counts): Changed string from "method" to
5507 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5508 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5509 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5510 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5511 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5512 (ipcp_lat_is_const): Changed parameters and made inline.
5513 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5514 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5515 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5516 the predicate condition directly
5517 (ipcp_propagate_stage): Added local variable args. Removed local
5518 variable callee. (Both are mere code simplifications.)
5519 (ipcp_method_dont_insert_const): Renamed to
5520 ipcp_node_not_modifiable_p.
5521 (ipcp_node_not_modifiable_p): Made inline.
5522 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5523 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5524 (ipcp_print_all_lattices): Removed variable cvalue
5525 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5528 2008-05-06 Olivier Hainque <hainque@adacore.com>
5530 * tree-sra.c (try_instantiate_multiple_fields): Early return
5531 if field has POINTER_TYPE.
5533 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5535 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5536 by using 'q' specifier for instruction.
5537 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5539 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5541 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5542 Change mode of zero_extract from QImode to HImode.
5543 (sign bit tests peepholes): (Ditto.).
5545 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5547 * config/i386/mmx.md: Remove double backslashes from asm templates.
5548 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5549 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5550 to handle nonimmediate operands.
5551 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5552 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5553 to handle nonimmediate operands.
5554 (*mmx_<code>v2sf3_finite): New insn pattern.
5555 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5556 (mmx_<code>v2sf3): New expander. Use
5557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5558 (mmx_<plusminus_insn><mode>3): New expander. Use
5559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5560 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5561 (mmx_add<mode>3): Removed.
5562 (mmx_ssadd<mode>3): Ditto.
5563 (mmx_usadd<mode>3): Ditto.
5564 (mmx_sub<mode>3): Ditto.
5565 (mmx_sssub<mode>3): Ditto.
5566 (mmx_ussub<mode>3): Ditto.
5567 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5568 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5569 to handle nonimmediate operands.
5570 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5572 (mmx_smulv4hi3_highpart): New expander. Use
5573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5574 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5576 (mmx_umulv4hi3_highpart): New expander. Use
5577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5578 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5579 (mmx_<code>v4hi3): New expander. Use
5580 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5581 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5582 (mmx_<code>v8qi3): New expander. Use
5583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5584 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5585 (mmx_<code><mode>3): New expander. Use
5586 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5588 2008-05-05 Jan Hubicka <jh@suse.cz>
5590 PR tree-optimization/36118
5591 * passes.c (pass_init_dump_file): Fix dump header.
5593 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5597 VCE for function decls.
5599 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5603 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5605 * config/i386/i386.md (sat_plusminus): New.
5606 (plusminus_insn): Likewise.
5607 (plusminus_mnemonic): Likewise.
5609 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5610 (*<addsub><mode>3_cc_overflow): Renamed to ...
5611 (*<plusminus_insn><mode>3_cc_overflow): This.
5612 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5613 (*<plusminus_insn>si3_zext_cc_overflow): This.
5615 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5616 (<plusminus_insn><mode>3): This.
5617 (*<addsub><mode>3): Renamed to ...
5618 (*<plusminus_insn><mode>3): This.
5619 (<sse>_vm<addsub><mode>3): Renamed to ...
5620 (<sse>_vm<plusminus_insn><mode>3): This.
5621 (sse3_h<addsub>v4sf3): Renamed to ...
5622 (sse3_h<plusminus_insn>v4sf3): This.
5623 (sse3_h<addsub>v2df3): Renamed to ...
5624 (sse3_h<plusminus_insn>v2df3): This.
5625 (<plusminus_insn><mode>3): New.
5626 (*<plusminus_insn><mode>3): Likewise.
5627 (sse2_<plusminus_insn><mode>3): Likewise.
5628 (add<mode>): Removed.
5629 (*add<mode>3): Likewise.
5630 (sse2_ssadd<mode>3): Likewise.
5631 (sse2_usadd<mode>3): Likewise.
5632 (sub<mode>3): Likewise.
5633 (*sub<mode>3): Likewise.
5634 (sse2_sssub<mode>3): Likewise.
5635 (sse2_ussub<mode>3): Likewise.
5637 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5639 * gthr-single.h: Add in required interface elements as per gthr.h.
5640 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5641 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5642 Generalize UNUSED macro.
5643 (__gthread_once): Add.
5644 (__gthread_key_create): Add.
5645 (__gthread_key_delete): Add.
5646 (__gthread_getspecific): Add.
5647 (__gthread_setspecific): Add.
5649 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5652 the same size types for the indirect reference on the rhs, then
5655 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5657 * config/i386/i386.md
5658 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5659 one insn template instead of template series.
5660 (*xordi_1_rex64): Ditto.
5661 (*xordi_2_rex64): Ditto.
5663 2008-05-05 Ira Rosen <irar@il.ibm.com>
5665 PR tree-optimization/36119
5666 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5669 2008-06-04 Jan Hubicka <jh@suse.cz>
5671 tree-optimization/36100
5672 * tree-pass.h (pass_O0_always_inline): Declare.
5673 * ipa-inline.c (inline_transform): Remove dead code.
5674 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5675 pass_O0_always_inline): New.
5676 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5678 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5680 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5681 mnemonic in this_param move for TARGET_64BIT.
5683 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5685 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5686 (*strmovsi_rex_1): Ditto.
5687 (*strsetsi_1): Ditto.
5688 (*strsetsi_rex_1): Ditto.
5690 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5691 adddicc expanders using SWI mode iterator.
5693 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5696 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5699 2008-05-04 David S. Miller <davem@davemloft.net>
5701 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5702 (sparc*-*-linux*): Use linux.h in tm_file.
5703 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5704 compiler defaulting to 32-bit.
5705 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5707 * config/sparc/linux.h: Remove definitions now obtained
5708 properly from linux.h
5709 * config/sparc/linux64.h: Likewise.
5710 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5711 don't want this setting for 32-bit builds in a biarch compiler.
5712 * doc/install.texi: Add sparc-linux to list of targets
5713 supporting --enable-targets=all.
5715 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5717 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5719 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5721 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5722 after V4SI_FTYPE_V8HI.
5723 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5724 case V4SI_FTYPE_V2DF.
5726 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5728 * doc/invoke.texi (max-flow-memory-locations): Removed.
5729 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5731 2008-05-03 Richard Guenther <rguenther@suse.de>
5734 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5736 2008-05-02 David S. Miller <davem@davemloft.net>
5738 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5740 2008-05-02 Simon Baldwin <simonb@google.com>
5743 * c-common.h (warn_array_subscript_range): Removed.
5744 * c-common.c (warn_array_subscript_range): Ditto.
5745 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5746 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5748 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5750 * config/i386/i386.c (ix86_special_builtin_type): New.
5751 (bdesc_special_args): Likewise.
5752 (ix86_expand_special_args_builtin): Likewise.
5753 (ix86_init_mmx_sse_builtins): Updated.
5754 (ix86_expand_builtin): Updated.
5755 (ix86_expand_store_builtin): Removed.
5756 (ix86_expand_unop_builtin): Likewise.
5758 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5759 * config/i386/mmintrin.h (__v2sf): Here.
5761 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5763 (_mm_loadl_pi): Likewise.
5764 (_mm_storeh_pi): Replace __v2si with __v2sf.
5765 (_mm_storel_pi): Likewise.
5767 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5768 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5769 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5770 __builtin_ia32_loadlpd.
5772 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5774 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5775 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5776 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5777 (ix86_init_mmx_sse_builtins): Updated.
5778 (ix86_expand_args_builtin): Likewise.
5779 (ix86_expand_builtin): Likewise.
5780 (ix86_expand_unop1_builtin): Renamed to ...
5781 (ix86_expand_unop_vec_merge_builtin): This.
5783 2008-05-01 Jan Hubicka <jh@suse.cz>
5786 * ipa-inline.c (inline_generate_summary): Make static.
5787 (inline_transform): Do not call inlining at -O0; make static.
5788 * passes.c (execute_todo): Add sanity check.
5789 (execute_one_ipa_transform_pass): Execute proper flags.
5791 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5793 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5794 (DECL_NONADDRESSABLE_P): Likewise.
5795 * alias.c (record_component_aliases): Fix comment.
5797 2008-05-01 Simon Baldwin <simonb@google.com>
5799 * c-common.h (warn_array_subscript_range): New function.
5800 * c-common.c (warn_array_subscript_range): Ditto.
5801 * tree-vrp.c (check_array_ref): Corrected code to agree with
5802 comment, ignoring only arrays of size 0 or size 1.
5803 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5805 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5807 * config/i386/i386.c (ix86_builtin_type): Replace
5808 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5809 (bdesc_args): Updated.
5810 (ix86_init_mmx_sse_builtins): Likewise.
5811 (ix86_expand_args_builtin): Likewise.
5813 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5816 * doc/extend.texi: Correct __builtin_ia32_palignr.
5818 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5821 * config/i386/i386.c (bdesc_crc32): Removed.
5822 (ix86_expand_crc32): Likewise.
5823 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5824 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5825 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5826 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5827 UINT_FTYPE_UINT_UCHAR.
5828 (bdesc_args): Updated. Add crc32 builtins.
5829 (ix86_init_mmx_sse_builtins): Updated.
5830 (ix86_expand_args_builtin): Updated to support subreg.
5832 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5834 2008-05-01 Jan Hubicka <jh@suse.cz>
5836 * tree-pass.h (opt_pass): Add IPA_PASS.
5837 (varpool_node, cgraph_node): Forward declare.
5838 (ipa_opt_pass): Define.
5839 (pass_ipa_inline): Turn into ipa_opt_pass.
5840 (pass_apply_inline): Remove.
5841 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5842 (apply_inline): Turn into ....
5843 (inline_transform): ... this one.
5844 (inline_generate_summary): New function.
5845 (pass_apply_inline): Remove.
5846 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5848 (struct function): Add ipa_transforms_to_apply.
5849 * passes.c (register_one_dump_file): Work on IPA_PASS.
5850 (init_optimization_passes): Remove pass_inline_parameters and
5852 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5853 (execute_one_pass) ... here; apply transforms when possible.
5854 (add_ipa_transform_pass, execute_ipa_summary_asses,
5855 execute_one_ipa_transform_pass): New.
5856 (execute_ipa_pass_list): Update for IPA_PASS type.
5858 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5860 * config/i386/i386.c (ix86_builtin_type): Add
5861 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5862 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5863 (bdesc_args): Add SSE4a builtins.
5864 (ix86_init_mmx_sse_builtins): Updated.
5865 (ix86_expand_args_builtin): Likewise.
5866 (ix86_expand_builtin): Likewise.
5868 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5870 * config/i386/i386.c (ix86_builtin_type): Add
5871 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5872 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5873 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5874 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5875 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5876 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5877 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5878 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5879 and DI_FTYPE_DI_DI_INT.
5880 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5881 (ix86_init_mmx_sse_builtins): Updated.
5882 (ix86_expand_args_builtin): Likewise.
5883 (ix86_expand_builtin): Likewise.
5884 (ix86_expand_binop_imm_builtin): Removed.
5886 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5888 2008-04-30 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/32921
5891 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5893 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5895 * config/arm/arm.c (arm_unwind_emit): Use
5896 crtl->all_throwers_are_sibcalls instead of
5897 cfun->all_throwers_are_sibcalls.
5898 (arm_output_fn_unwind): Likewise.
5899 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5900 instead of cfun->uses_pic_offset_table.
5901 (frv_expand_prologue): Likewise.
5902 (frv_frame_pointer_required): Likewise.
5903 (frv_expand_fdpic_call): Likewise.
5904 (frv_emit_movsi): Likewise.
5905 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5906 cfun->returns_pcc_struct instead of
5907 current_function_returns_pcc_struct.
5908 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5909 instead of cfun->calls_eh_return.
5910 (m32c_pushm_popm): Likewise.
5911 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5912 "extern" declaration.
5914 2008-04-30 Richard Guenther <rguenther@suse.de>
5916 PR tree-optimization/21636
5917 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5919 (evaluate_stmt): Print the likely value.
5920 (ccp_visit_stmt): Avoid excessive vertical spacing.
5922 2008-04-30 Rafael Espindola <espindola@google.com>
5924 * builtins.c (fold_call_expr): Return realret.
5925 * tree-ssa-threadedge.c
5926 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5927 __builtin_object_size.
5929 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5931 * gcc.c (wrapper_string): New variable.
5932 (insert_wrapper): New function.
5933 (execute): New option -wrapper.
5934 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5936 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5938 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5939 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5940 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5942 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5943 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5944 config/rs6000/e500crtres64gprctr.asm,
5945 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5946 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5947 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5948 config/rs6000/e500crtsav64gprctr.asm,
5949 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5950 config/rs6000/e500crtsavg64gprctr.asm: New files.
5951 * config/rs6000/t-ppccomm: Add build rules for new files.
5952 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5953 * config/rs6000/t-netbsd: Add build rules for new files.
5954 (LIB2FUNCS_STATIC_EXTRA): New variable.
5955 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5956 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5957 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5959 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5961 * config/i386/i386.c (ix86_builtin_type): Add
5962 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5963 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5964 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5965 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5966 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5967 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5968 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5969 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5970 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5971 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5972 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5973 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5974 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5975 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5976 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5977 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5978 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5979 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5980 V1DI_FTYPE_V2SI_V2SI.
5981 (bdesc_2arg): Moved to ...
5983 (ix86_init_mmx_sse_builtins): Updated.
5984 (ix86_expand_args_builtin): Updated. Take a pointer
5985 to const struct builtin_description. Handle comparison
5987 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5988 (ix86_expand_builtin): Updated.
5990 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5991 (ssse3_pmaddubsw128): This.
5992 (ssse3_pmaddubswv4hi3): Renamed to ...
5993 (ssse3_pmaddubsw): This.
5995 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5996 (__builtin_ia32_packssdw128): Likewise.
5997 (__builtin_ia32_packuswb128): Likewise.
5998 (__builtin_ia32_pmaddubsw): Likewise.
5999 (__builtin_ia32_pmaddubsw128): Likewise.
6001 2008-04-30 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/14847
6004 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6005 (recognize_bits_test): Use it.
6006 (recognize_single_bit_test): Likewise.
6008 2008-04-30 Martin Jambor <mjambor@suse.cz>
6010 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6011 instead of setting number of formal parameters to zero.
6012 (ipcp_init_stage): Do not set the number of actual parameters to zero
6014 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6015 which are called with variable number of arguments.
6016 (ipcp_insert_stage): Explicitely skipping all nodes which are
6017 called with variable number of arguments.
6018 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6019 number of parameters.
6021 * ipa-prop.h (struct ipa_node_params): Added flag
6022 called_with_var_arguments
6023 (ipa_set_param_count): Added. Changed sole setter to use it.
6024 (ipa_get_param_count): Added. All readers of param_count
6025 converted to use it instead.
6026 (ipa_set_called_with_variable_arg): Added.
6027 (ipa_is_called_with_var_arguments): Added.
6028 (ipa_get_ith_param): Added. All readers of param_decls converted
6030 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6032 (ipa_get_cs_argument_count): Added, all readers of argument_count
6034 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6037 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6038 (struct ipcp_lattice): Renamed cval_type to type
6039 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6041 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6042 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6043 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6044 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6045 (build_const_val): Changed the type of parameter cvalue to tree
6046 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6047 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6049 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6052 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6053 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6054 (ipa_add_method): Renamed to ipa_push_func_to_list
6055 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6056 (ipa_callsite_param_count): Removed.
6057 (ipa_callsite_param_count_set): Removed.
6058 (ipa_callsite_param): Removed.
6059 (ipa_callsite_callee): Removed.
6060 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6061 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6062 (ipa_method_formal_count): Removed.
6063 (ipa_method_formal_count_set): Removed.
6064 (ipa_method_get_tree): Removed.
6065 (ipa_method_tree_map_create): Removed.
6066 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6067 (ipa_create_param_decls_array): Creates the array itself
6068 (ipa_create_param_decls_array): Temporary variable info instead of
6070 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6071 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6072 (get_type): Removed.
6073 (ipa_jf_get_info_type): Removed.
6074 (ipa_node_create): Renamed to ipa_create_node_params
6075 (ipa_free): Renamed to ipa_free_all_node_params
6076 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6077 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6078 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6079 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6080 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6081 ipa_free_all_edge_args
6082 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6083 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6084 (ipa_create_methodlist_node): Removed.
6085 (ipa_methodlist_method): Removed.
6086 (ipa_methodlist_method_set): Removed.
6087 (ipa_methodlist_next_method): Removed.
6088 (ipa_methodlist_next_method_set): Removed.
6089 (ipa_method_is_modified): Removed.
6090 (ipa_method_modify_create): Removed.
6091 (ipa_method_modify_init): Temporary variable info instead of a few
6093 (ipa_detect_param_modifications): Temporary variable info instead of
6095 (ipa_compute_jump_functions): Temporary variable info instead of
6097 (ipa_method_modify_set): Removed.
6098 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6099 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6100 than craph_node as the first parameter.
6101 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6102 (ipa_method_modify_init): Removed.
6103 (ipa_compute_jump_functions): Added a temp variable instead of
6104 repeatadly dereferencing the cgraph_edge.aux pointer
6105 (ipa_callsite_param_set_type): Removed.
6106 (ipa_compute_jump_functions): i renamed to index and moved to
6108 (ipa_callsite_param_set_info_type_formal): Removed.
6109 (ipa_callsite_param_set_info_type): Removed.
6110 (ipa_callsite_param_map_create): Removed.
6111 (ipa_callsite_tree): Removed.
6112 (ipa_callsite_caller): Removed.
6113 (ipa_pop_func_from_list): return_method removed to return_func
6115 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6116 prefixed all values with IPA_. Changed all users.
6117 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6118 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6119 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6120 (union parameter_info): Renamed to jump_func_value.
6121 (union jump_func_value): Renamed value to constant
6122 (struct ipa_jump_func): Renamed info_type to value
6123 (struct ipa_node): Renamed to ipa_node_params
6124 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6125 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6126 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6127 (struct ipa_edge): Renamed to ipa_edge_args
6128 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6129 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6130 (struct ipa_methodlist): Renamed to ipa_func_list
6131 (struct ipa_func_list): method_p renamed to node, next_method
6133 (ipa_methodlist_p): Removed, switched all users to struct pointer
6134 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6136 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6138 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6139 (rs6000_emit_epilogue): Use backchain to restore only when we
6140 have a large frame. Make use of frame pointer to restore if we
6141 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6143 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6145 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6146 Add mode to zero_extract.
6147 (sign bit tests peepholes): (Ditto.).
6149 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6151 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6152 Instructions in comments with SSE3.
6153 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6154 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6155 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6156 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6157 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6158 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6159 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6160 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6161 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6162 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6163 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6164 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6165 (bdesc_sse_args): Renamed to ...
6166 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6167 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6168 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6170 (bdesc_1arg): Moved to ...
6172 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6173 Instructions in comments with SSE3.
6174 (ix86_expand_sse_operands_builtin): Renamed to ...
6175 (ix86_expand_args_builtin): This. Updated.
6176 (ix86_expand_unop1_builtin): Update comments.
6177 (ix86_expand_builtin): Updated.
6179 2008-04-29 Richard Guenther <rguenther@suse.de>
6181 PR tree-optimization/36078
6182 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6183 Update virtual SSA form after cleaning up the CFG.
6185 2008-04-29 Richard Guenther <rguenther@suse.de>
6188 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6190 2008-04-29 Richard Guenther <rguenther@suse.de>
6192 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6193 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6194 (compute_flow_insensitive_aliasing): Do not treat
6195 PTR_IS_REF_ALL pointers special.
6196 (get_smt_for): Likewise.
6197 (may_alias_p): Re-structure.
6198 (is_escape_site): A ref-all pointer conversion is not an escape site.
6199 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6200 PTR_IS_REF_ALL pointers special.
6201 * tree-ssa-structalias.h (struct alias_info): Remove
6202 ref_all_symbol_mem_tag field.
6203 (PTR_IS_REF_ALL): Remove.
6205 2008-04-29 Richard Guenther <rguenther@suse.de>
6208 * fold-const.c (extract_muldiv_1): In combining division constants
6209 make sure to never overflow.
6211 2008-04-29 Nick Clifton <nickc@redhat.com>
6213 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6215 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6218 * optc-gen.awk: Work around HP-UX/IA awk bug.
6220 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6222 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6225 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6228 * config/i386/i386.md
6229 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6230 Change operand 1 predicate to nonimmediate_operand.
6232 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6235 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6237 * gengtype.c (walk_type, write_func_for_structure): Handle
6239 * doc/gty.texi: Document chain_circular.
6241 2008-04-28 Richard Guenther <rguenther@suse.de>
6243 PR tree-optimization/36066
6244 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6247 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6250 * config/i386/i386.md
6251 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6252 Use match_scratch instead of match_operand for operands 3 and 4.
6254 2008-04-27 Richard Guenther <rguenther@suse.de>
6256 PR tree-optimization/18754
6257 PR tree-optimization/34223
6258 * tree-pass.h (pass_complete_unrolli): Declare.
6259 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6260 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6261 Rewrite loop into loop closed SSA form if it is not already.
6262 (tree_unroll_loops_completely): Re-structure to iterate over
6263 innermost loops with intermediate CFG cleanups.
6264 Unroll outermost loops only if requested or the code does not grow
6266 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6267 loops are available.
6268 (tree_vectorize): Instead do so here.
6269 (tree_complete_unroll): Also unroll outermost loops.
6270 (tree_complete_unroll_inner): New function.
6271 (gate_tree_complete_unroll_inner): Likewise.
6272 (pass_complete_unrolli): New pass.
6273 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6274 uses outside of the loop.
6275 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6276 form if it is available.
6277 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6278 * passes.c (init_optimization_passes): Schedule complete inner
6279 loop unrolling pass before the first CCP pass after final inlining.
6281 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6283 * targhooks.h (default_emutls_var_fields,
6284 default_emutls_var_init): Declare.
6285 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6286 * target.h (struct gcc_target): Add struct emutls member.
6287 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6288 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6289 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6290 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6291 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6292 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6293 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6294 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6295 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6296 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6297 emit debug information.
6298 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6299 * varasm.c: Include targhooks.h.
6300 (emutls_object_section, emutls_tmpl_section): New.
6301 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6302 (EMUTLS_SEPARATOR): New.
6304 (get_emutls_object_name): New.
6305 (default_emutls_var_fields): New, broken out of ...
6306 (get_emutls_object_type): ... here. Adjust to use target hooks.
6307 (get_emutls_init_templ_addr): Adjust to use target hooks.
6308 (emutls_decl): Adjust to use target hooks.
6309 (emutls_finish): Likewise.
6310 (default_emutls_var_init): New, broken out of ...
6311 (assemble_variable): ... here. Adjust to use target hooks.
6312 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6314 * c-common.c (handle_section_attribute): Prevent overriding
6315 sections for emulated tls with special sections.
6316 * config/i386/i386.c (x86_64_elf_select_section): Add
6317 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6318 (x86_64_elf_unique_section): Likewise.
6319 * config/vxworks.c: Include tree.h.
6320 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6321 (vxworks_override_options): Set TLS scheme.
6322 * doc/tm.texi (Emulated TLS): New node.
6324 2008-04-26 Simon Baldwin <simonb@google.com>
6327 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6328 with propagated string constants.
6330 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6333 constraint for operand 2 when operand 0 is memory operand.
6334 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6335 operand 0 is memory operand.
6336 (fix_trunc<mode>_i387_with_temp): Ditto.
6337 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6338 operand 2 when operand 1 is memory operand.
6339 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6340 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6341 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6343 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6344 operands 2,3 and 4 when operand 1 is memory operand.
6345 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6347 (fistdi2_floor_with_temp): Ditto.
6348 (fist<mode>2_floor_with_temp): Ditto.
6349 (fistdi2_ceil_with_temp): Ditto.
6350 (fist<mode>2_ceil_with_temp): Ditto.
6351 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6353 2008-04-26 David Daney <ddaney@avtrex.com>
6355 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6357 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6358 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6359 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6360 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6361 (compare_and_swap_12): New insn.
6362 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6363 * config/mips/mips.c (mips_force_binary): New function.
6364 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6365 (mips_expand_compare_and_swap_12): New function.
6366 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6368 2008-04-25 Jan Hubicka <jh@suse.cz>
6371 * cfgexpand.c (pass_expand): Turn into RTL pass.
6372 * passes.c (execute_one_pass): Do pass typechecking after execution.
6373 * tree-pass.h (pass_expand): Turn into RTL pass.
6375 * function.h (struct rtl_data): Move here fields
6376 accesses_prior_frames, calls_eh_return, saves_all_registers,
6377 has_nonlocal_goto, has_asm_statement, is_thunk,
6378 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6379 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6380 arg_pointer_save_area_init from struct function; turn into bool.
6381 (struct function): Move
6382 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6383 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6384 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6385 tail_call_emit, arg_pointer_save_area_init
6386 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6387 (current_function_returns_struct, current_function_returns_pcc_struct,
6388 current_function_calls_setjmp, current_function_calls_alloca,
6389 current_function_accesses_prior_frames,
6390 current_function_calls_eh_return, current_function_is_thunk,
6391 current_function_stdarg, current_function_profile,
6392 current_function_limit_stack, current_function_uses_pic_offset_table,
6393 current_function_uses_const_pool, current_function_has_nonlocal_label,
6394 current_function_saves_all_registers,
6395 current_function_has_nonlocal_goto,
6396 current_function_has_asm_statement): Remove accesor macros.
6397 * ra-conflict.c (global_conflicts): Update.
6398 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6399 (suitable_for_tail_call_opt_p): Update.
6400 * builtins.c (expand_builtin_return_addr): Update.
6401 (expand_builtin_setjmp_setup): Update.
6402 (expand_builtin_nonlocal_goto): Update.
6403 * final.c (final_start_function): Update.
6404 (profile_function): Update.
6405 (leaf_function_p): Update.
6406 (only_leaf_regs_used): Update.
6407 * df-scan.c (df_get_exit_block_use_set): Update.
6408 * dojump.c (clear_pending_stack_adjust): Update.
6409 * tree-stdarg.c (gate_optimize_stdarg): Update.
6410 * gimple-low.c (lower_function_body): Update.
6411 * global.c (compute_regsets): Update.
6412 (global_alloc): Update.
6413 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6414 * expr.c (expand_assignment): Update.
6415 * dse.c (dse_step0): Update.
6416 (dse_step1): Update.
6417 * c-decl.c (store_parm_decls): Update.
6418 * local-alloc.c (combine_regs): Update.
6419 (find_free_reg): Update.
6420 * function.c (assign_parms_augmented_arg_list): Update.
6421 (assign_parm_find_data_types): Update.
6422 (assign_parms): Update.
6423 (allocate_struct_function): Update.
6424 (expand_function_start): Update.
6425 (expand_function_end): Update.
6426 (get_arg_pointer_save_area): Update.
6427 (thread_prologue_and_epilogue_insns): Update.
6428 (rest_of_match_asm_constraints): Update.
6429 * stor-layout.c (variable_size): Update.
6430 * gcse.c (gcse_main): Update.
6431 (bypass_jumps): Update.
6432 * gimplify.c (gimplify_function_tree): Update.
6433 * calls.c (emit_call_1): Update.
6434 (expand_call): Update.
6435 * bt-load.c (compute_defs_uses_and_gen): Update.
6436 * except.c (sjlj_assign_call_site_values): Update.
6437 (sjlj_emit_function_enter): Update.
6438 (can_throw_external): Update.
6439 (set_nothrow_function_flags): Update.
6440 (expand_builtin_unwind_init): Update.
6441 (expand_eh_return): Update.
6442 (convert_to_eh_region_ranges): Update.
6443 (output_function_exception_table): Update.
6444 * emit-rtl.c (gen_tmp_stack_mem): Update.
6445 * cfgexpand.c (expand_used_vars): Update.
6446 (tree_expand_cfg): Update.
6447 * cfgcleanup.c (rest_of_handle_jump): Update.
6448 * explow.c (allocate_dynamic_stack_space): Update.
6449 * varasm.c (assemble_start_function): Update.
6450 (force_const_mem): Update.
6451 (mark_constant_pool): Update.
6452 * tree-optimize.c (tree_rest_of_compilation): Update.
6453 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6454 * tree-cfg.c (notice_special_calls): Update.
6455 (is_ctrl_altering_stmt): Update.
6456 (tree_can_make_abnormal_goto): Update.
6457 (tree_purge_dead_abnormal_call_edges): Update.
6458 * config/alpha/predicates.md: Update.
6459 * config/alpha/alpha.c (alpha_sa_mask): Update.
6460 (alpha_sa_size): Update.
6461 (alpha_does_function_need_gp): Update.
6462 (alpha_expand_prologue): Update.
6463 (alpha_start_function): Update.
6464 (alpha_output_function_end_prologue): Update.
6465 (alpha_expand_epilogue): Update.
6466 * config/frv/frv.c (frv_stack_info): Update.
6467 (frv_expand_epilogue): Update.
6468 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6469 (s390_register_info): Update.
6470 (s390_frame_info): Update.
6471 (s390_init_frame_layout): Update.
6472 (s390_can_eliminate): Update.
6473 (save_gprs): Update.
6474 * config/spu/spu.c (spu_split_immediate): Update.
6475 (need_to_save_reg): Update.
6476 (spu_expand_prologue): Update.
6477 (spu_expand_epilogue): Update.
6478 * config/sparc/sparc.md: Update.
6479 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6480 (sparc_tls_got): Update.
6481 (legitimize_pic_address): Update.
6482 (sparc_emit_call_insn): Update.
6483 (sparc_expand_prologue): Update.
6484 (output_return): Update.
6485 (print_operand): Update.
6486 (sparc_function_ok_for_sibcall): Update.
6487 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6488 * config/m32r/m32r.md: Update.
6489 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6490 (m32r_compute_frame_size): Update.
6491 (m32r_expand_prologue): Update.
6492 (m32r_expand_epilogue): Update.
6493 (m32r_legitimize_pic_address): Update.
6494 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6495 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6496 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6498 (ix86_save_reg): Update.
6499 (ix86_compute_frame_layout): Update.
6500 (ix86_expand_prologue): Update.
6501 (ix86_expand_epilogue): Update.
6502 * config/sh/sh.c (output_stack_adjust): Update.
6503 (calc_live_regs): Update.
6504 (sh5_schedule_saves): Update.
6505 (sh_expand_prologue): Update.
6506 (sh_expand_epilogue): Update.
6507 (sh_setup_incoming_varargs): Update.
6508 (sh_allocate_initial_value): Update.
6509 (sh_get_pr_initial_val): Update.
6510 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6511 * config/sh/sh.md (label:): Update.
6512 * config/avr/avr.c (out_movhi_mr_r): Update.
6513 * config/crx/crx.h (enum): Update.
6514 * config/xtensa/xtensa.h (along): Update.
6515 * config/stormy16/stormy16.c Update.
6516 (xstormy16_compute_stack_layout): Update.
6517 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6518 (fr30_expand_prologue): Update.
6519 * config/cris/cris.c (cris_conditional_register_usage): Update.
6520 (cris_reg_saved_in_regsave_area): Update.
6521 (cris_initial_frame_pointer_offset): Update.
6522 (cris_simple_epilogue): Update.
6523 (cris_expand_prologue): Update.
6524 (cris_expand_epilogue): Update.
6525 (cris_expand_pic_call_address): Update.
6526 (cris_asm_output_symbol_ref): Update.
6527 (cris_asm_output_label_ref): Update.
6528 * config/cris/cris.md Update.
6529 * config/iq2000/iq2000.c (compute_frame_size): Update.
6530 (iq2000_expand_epilogue): Update.
6531 * config/mt/mt.h (save_direction): Update.
6532 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6533 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6534 (ia64_secondary_reload_class): Update.
6535 * config/m68k/m68k.c (m68k_save_reg): Update.
6536 (m68k_expand_prologue): Update.
6537 (m68k_expand_epilogue): Update.
6538 (legitimize_pic_address): Update.
6539 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6540 (first_reg_to_save): Update.
6541 (first_altivec_reg_to_save): Update.
6542 (compute_vrsave_mask): Update.
6543 (compute_save_world_info): Update.
6544 (rs6000_stack_info): Update.
6545 (spe_func_has_64bit_regs_p): Update.
6546 (rs6000_ra_ever_killed): Update.
6547 (rs6000_emit_eh_reg_restore): Update.
6548 (rs6000_emit_allocate_stack): Update.
6549 (rs6000_emit_prologue): Update.
6550 (rs6000_emit_epilogue): Update.
6551 (rs6000_output_function_epilogue): Update.
6552 (output_profile_hook): Update.
6553 (rs6000_elf_declare_function_name): Update.
6554 * config/rs6000/rs6000.h (rs6000_args): Update.
6555 * config/rs6000/rs6000.md: Update.
6556 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6557 * config/arc/arc.c (arc_output_function_epilogue): Update.
6558 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6559 * config/darwin.c (machopic_function_base_name): Update.
6560 * config/score/score3.c (score3_compute_frame_size): Update.
6563 (score3_epilogue): Update.
6564 * config/score/score7.c (score7_compute_frame_size): Update.
6565 (score7_prologue): Update.
6566 (score7_epilogue): Update.
6567 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6568 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6569 * config/arm/arm.c (use_return_insn): Update.
6570 (require_pic_register): Update.
6571 (arm_load_pic_register): Update.
6572 (arm_compute_save_reg0_reg12_mask): Update.
6573 (arm_compute_save_reg_mask): Update.
6574 (thumb1_compute_save_reg_mask): Update.
6575 (output_return_instruction): Update.
6576 (arm_output_function_prologue): Update.
6577 (arm_output_epilogue): Update.
6578 (arm_get_frame_offsets): Update.
6579 (arm_expand_prologue): Update.
6580 (thumb_pushpop): Update.
6581 (thumb_exit): Update.
6582 (thumb1_expand_prologue): Update.
6583 (thumb1_expand_epilogue): Update.
6584 (arm_unwind_emit): Update.
6585 (arm_output_fn_unwind): Update.
6586 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6587 * config/arm/arm.md: Update.
6588 * config/pa/pa.md: Update.
6589 * config/pa/pa.c (legitimize_pic_address): Update.
6590 (compute_frame_size): Update.
6591 (hppa_expand_prologue): Update.
6592 (hppa_expand_epilogue): Update.
6593 (borx_reg_operand): Update.
6594 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6595 (HARD_REGNO_RENAME_OK): Update.
6596 * config/mips/mips.c (mips_global_pointer): Update.
6597 (mips_save_reg_p): Update.
6598 (mips_compute_frame_info): Update.
6599 (mips_frame_pointer_required): Update.
6600 (mips_expand_prologue): Update.
6601 (mips_expand_epilogue): Update.
6602 (mips_can_use_return_insn): Update.
6603 (mips_reorg_process_insns): Update.
6604 * config/v850/v850.c (compute_register_save_size): Update.
6605 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6606 * config/mmix/mmix.c (along): Update.
6607 (mmix_expand_epilogue): Update.
6608 * config/bfin/bfin.c (legitimize_pic_address): Update.
6609 (must_save_p): Update.
6610 (stack_frame_needed_p): Update.
6611 (add_to_reg): Update.
6612 (bfin_expand_prologue): Update.
6613 * stmt.c (expand_asm_operands): Update.
6614 * reload1.c (reload): Update.
6615 (init_elim_table): Update.
6617 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6619 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6621 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6623 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6624 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6625 (mov<mode>): Removed.
6626 (*movv4sf_internal): Likewise.
6627 (*movv2df_internal): Likewise.
6629 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6631 * config.gcc (crx-*-elf): Remove deprecation.
6633 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6635 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6636 __gcc_deregister_frame with atexit.
6637 (deregister_frame_dtor): Remove.
6639 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6640 Nathan Sidwell <nathan@codesourcery.com>
6642 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6644 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6645 (rs6000_isel): Likewise.
6646 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6647 (rs6000_isel): New variable.
6648 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6650 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6653 * c-common.c (handle_vector_size_attribute): Call
6654 lang_hooks.types.reconstruct_complex_type instead of
6655 reconstruct_complex_type.
6656 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6657 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6658 * langhooks.h (struct lang_hooks_for_types): Add
6659 reconstruct_complex_type hook.
6660 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6661 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6663 2008-04-24 Richard Guenther <rguenther@suse.de>
6665 * c-common.h (check_builtin_function_arguments): Declare.
6666 * c-common.c (validate_nargs): New function.
6667 (check_builtin_function_arguments): Likewise.
6668 * c-typeck.c (build_function_call): Call
6669 check_builtin_function_arguments.
6670 * builtins.c (fold_builtin_classify): Remove error reporting code.
6671 (fold_builtin_unordered_cmp): Likewise.
6672 (fold_builtin_1): Likewise.
6673 (fold_builtin_n): Likewise.
6675 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6677 PR tree-optimization/36008
6678 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6679 the original op1, rather than delta by step.
6681 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6682 Sebastian Pop <sebastian.pop@amd.com>
6684 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6685 eliminate_local_variables_stmt, eliminate_local_variables,
6686 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6687 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6688 of code delimited by two edges in the CFG.
6689 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6690 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6691 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6692 the case of parallelisation of reductions.
6693 (expr_invariant_in_region_p): New.
6695 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6696 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6698 2008-04-24 Ira Rosen <irar@il.ibm.com>
6699 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/36034
6702 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6703 incapable of dealing with loads with gaps.
6705 2008-04-24 Rafael Espindola <espindola@google.com>
6707 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6708 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6709 vrp_evaluate_conditional.
6710 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6711 (vrp_evaluate_conditional): Split the cond argument.
6712 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6713 (simplify_stmt_for_jump_threading): Update call to
6714 vrp_evaluate_conditional.
6716 2008-04-24 Ira Rosen <irar@il.ibm.com>
6718 PR tree-optimization/35982
6719 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6720 interleaved data-refs are of the same type.
6722 2008-04-24 Danny Smith <dannysmith@users.net>
6724 * c-format.c (check_format_info_main): Use strncmp rather than a
6725 magic prefix to handle multichar length specs.
6726 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6727 Don't prefix "I64" and "I32" with '\0'.
6729 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6732 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6733 in registers for -m32 only if stdarg_p (fntype).
6735 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6737 PR rtl-optimization/36006
6738 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6739 temp to op0 in order to avoid invalid rtx sharing.
6741 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6743 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6744 check TREE_INVARIANT.
6745 * tree-gimple.c (is_gimple_address): New.
6746 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6747 * tree-gimple.h (is_gimple_address): New.
6748 * tree.h (decl_address_invariant_p): New.
6749 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6750 (build_string): Likewise.
6751 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6752 (tree_invariant_p_1): Likewise.
6753 (save_expr): Use it.
6754 (tree_invariant_p): New.
6755 (skip_simple_arithmetic): Use it.
6756 (stabilize_reference_1): Use it.
6757 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6759 (build1_stat): Drop code to compute TREE_INVARIANT.
6760 (build2_stat): Drop code to compute TREE_INVARIANT.
6761 (build3_stat): Drop code to compute TREE_INVARIANT.
6762 (build4_stat): Drop code to compute TREE_INVARIANT.
6763 (build5_stat): Drop code to compute TREE_INVARIANT.
6764 (build7_stat): Drop code to compute TREE_INVARIANT.
6765 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6766 * tree.h (struct tree_base): Remove invariant_flag.
6767 (TREE_INVARIANT): Remove.
6768 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6769 (fold_builtin_expect): Check TREE_CONSTANT.
6770 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6771 * c-tree.h (c_expr_to_decl): Drop third parameter.
6772 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6773 (build_c_cast): Don't set TREE_INVARIANT.
6774 (pop_init_level): Don't set TREE_INVARIANT.
6775 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6776 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6778 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6779 (gimplify_addr_expr): Adjust comment.
6780 * tree-mudflap.c (mf_build_string):
6781 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6782 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6783 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6784 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6785 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6786 * langhooks.h (struct lang_hooks): Drop third parameter from
6789 2008-04-23 Richard Guenther <rguenther@suse.de>
6791 PR tree-optimization/27799
6792 PR tree-optimization/32921
6793 PR tree-optimization/32624
6794 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6795 SMTs aliases and the tag itself into the solution.
6796 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6797 merge the points-to solution back into the SMT aliases.
6798 (may_alias_p): Use alias_set_subset_of instead of
6799 aliases_conflict_p. A pointer which points to
6800 memory with alias set zero may access any variable.
6802 2008-04-23 Richard Guenther <rguenther@suse.de>
6804 * alias.c (alias_set_subset_of): Correctly handle asking
6805 if zero is a subset of an alias set with zero child.
6806 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6807 (compute_flow_insensitive_aliasing): Correctly walk all
6808 pointers. Do not unnecessarily union sets.
6810 2008-04-23 Richard Guenther <rguenther@suse.de>
6813 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6815 2008-04-22 Tomas Bily <tbily@suse.cz>
6817 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6819 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6821 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6822 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6823 * tree-inline.c (estimate_num_insns_1): Likewise.
6824 * varasm.c (const_hash_1, compare_constant, copy_constant)
6825 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6826 * emit-rtl.c (component_ref_for_mem_expr)
6827 (set_mem_attributes_minus_bitpos): Likewise.
6828 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6829 (is_aligning_offset): Likewise.
6830 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6831 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6832 * dojump.c (do_jump): Likewise.
6833 * builtins.c (get_pointer_alignment, get_memory_rtx)
6834 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6835 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6837 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6839 PR rtl-optimization/36017
6840 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6841 expanding the library call.
6843 2008-04-22 Ian Lance Taylor <iant@google.com>
6845 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6848 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6850 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6851 of LR/CTR moves for Power6.
6853 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6856 * passes.c (init_optimization_passes): Remove
6857 pass_fast_rtl_byte_dce.
6859 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6862 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6863 builtin functions to generate faster code.
6864 (_mm_cvtpu16_ps): Ditto.
6865 (_mm_cvtpi32x2_ps): Ditto.
6867 2008-04-22 Nick Clifton <nickc@redhat.com>
6869 * common.opt (ftree-loop-distribution): Add Optimization
6872 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6873 (frv_expand_builtin_va_start): Likewise.
6875 * config/arm/arm.c (thumb_find_work_register): Fix location of
6876 argument register count.
6878 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6880 Support scheduling for ColdFire V1 and V3 microarchitecture.
6881 Improve scheduling of multiplication instructions.
6883 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6884 (mac): New instruction attribute.
6885 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6886 (m68k_sched_mac): New variable.
6887 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6888 Handle cfv1 and cfv3.
6889 (max_insn_size): New static variable.
6890 (struct _sched_ib): New type.
6891 (sched_ib): New static variable.
6892 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6893 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6894 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6896 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6897 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6898 new variables. Update.
6899 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6900 Add modeling of cfv3 instruction buffer. Update.
6901 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6902 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6903 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6904 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6905 a particular reservation applies to.
6906 (type2): Reorganize attribute values. Rename alu to alu_reg,
6907 alu_l to alu, move_l to omove. Join move to alu. Split mul
6909 (cf_ib_*): Simplify description of instruction buffer.
6910 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6911 (cf_mem): Split into cf_mem1 and cf_mem2.
6912 (cf_v2_move_??): Rename to cfv12_alu_??.
6913 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6914 (cf_v2_mul_??): Remove reservations.
6915 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6916 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6917 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6919 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6920 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6921 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6922 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6923 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6924 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6925 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6926 expansions of the above reservations for instructions of sizes
6929 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6931 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6933 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6935 * coverage.c: Include tree-pass.h.
6936 (coverage_counter_alloc): Print da_file_name to the dump file.
6938 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6940 * sbitmap.c (sbitmap_range_empty_p): New function.
6941 * sbitmap.h (sbitmap_range_empty_p): New function.
6942 * bitmap.h: Now includes obstack.h.
6944 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6945 Kenneth Zadeck <zadeck@naturalbridge.com>
6947 * dbgcnt.def (ra_byte_scan): Added.
6948 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6949 when the last hit happens for a counter.
6950 * timevar.def (TV_DF_BYTE_LR): New variable.
6951 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6952 * passes.c (pass_fast_rtl_byte_dce): New pass.
6953 * fwprop.c (update_df): Added mode to call df_ref_create.
6954 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6955 DF_REF_EXTRACT_OFFSET.
6956 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6957 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6959 (df_ref_extract): Added mode field.
6960 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6961 DF_REF_EXTRACT_OFFSET.
6962 (DF_REF_EXTRACT_MODE): New macro.
6963 (df_byte_lr_bb_info): New structure.
6964 (df_print_byte_regset, df_compute_accessed_bytes,
6965 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6966 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6967 df_byte_lr_simulate_uses,
6968 df_byte_lr_simulate_artificial_refs_at_top,
6969 df_byte_lr_simulate_artificial_refs_at_end,
6970 df_compute_accessed_bytes): New function.
6971 (df_ref_create): Add parameter.
6972 (df_byte_lr_get_bb_info): New inline function.
6973 * df-scan.c (df_ref_record, df_uses_record,
6974 df_ref_create_structure): Added mode parameter.
6975 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6976 df_defs_record, df_uses_record, df_get_conditional_uses,
6977 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6978 df_entry_block_defs_collect, df_exit_block_uses_collect):
6979 Added mode parameter to calls to df_ref_record, df_uses_record,
6980 df_ref_create_structure.
6981 (df_ref_equal_p, df_ref_compare): Added test for modes.
6982 (df_ref_create_structure): Added code to set mode. Renamed
6983 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6984 DF_REF_EXTRACT_OFFSET.
6985 * df-core.c (df_print_byte_regset): New function.
6986 * df-byte-scan.c: New file.
6987 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6988 calls to BITMAP_FREE.
6989 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6990 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6991 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6992 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6993 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6994 df_byte_lr_local_compute, df_byte_lr_init,
6995 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6996 df_byte_lr_transfer_function, df_byte_lr_free,
6997 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6998 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6999 df_byte_lr_simulate_uses,
7000 df_byte_lr_simulate_artificial_refs_at_top,
7001 df_byte_lr_simulate_artificial_refs_at_end): New function.
7002 * dce.c (byte_dce_process_block): New function.
7003 (dce_process_block): au is now passed in rather than computed
7004 locally. Changed loops that look at artificial defs to not look
7005 for conditional or partial ones, because there never are any.
7006 (fast_dce): Now is able to drive byte_dce_process_block or
7007 dce_process_block depending on the kind of dce being done.
7008 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7009 (rest_of_handle_fast_byte_dce): New function.
7010 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7011 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7013 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7016 * gcc.h: Added fortran options that take arguments to
7017 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7020 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7022 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7023 scalarization if on the LHS and not a full access.
7025 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7027 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7029 2008-04-18 Rafael Espindola <espindola@google.com>
7031 * tree-vrp.c (find_case_label_index): Fix the binary search.
7032 (find_case_label_range): New.
7033 (vrp_visit_switch_stmt): Use find_case_label_range.
7034 (simplify_switch_using_ranges): Use find_case_label_range.
7036 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7038 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7039 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7041 2008-04-18 Tom Tromey <tromey@redhat.com>
7044 * doc/cpp.texi (Implementation-defined behavior): Mention
7047 2008-04-18 Ian Lance Taylor <iant@google.com>
7049 * fold-const.c (pointer_may_wrap_p): New static function.
7050 (fold_comparison): Add another test for pointer overflow. Use
7051 pointer_may_wrap_p to disable some false positives.
7053 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7055 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7056 (fname_as_string): Match updated cpp_interpret_string prototype.
7057 (fix_string_type): Support char16_t* and char32_t*.
7058 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7059 derivative) nodes. Register as builtin if C++0x.
7060 (c_parse_error): Support CPP_CHAR{16,32}.
7061 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7062 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7063 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7064 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7065 CTI_CHAR32_ARRAY_TYPE>: New elements.
7066 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7067 char32_type_node, signed_char32_type_node, char16_array_type_node,
7068 char32_array_type_node): New defines.
7069 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7070 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7071 (lex_string): Support CPP_STRING{16,32}, match updated
7072 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7073 (lex_charconst): Support CPP_CHAR{16,32}.
7074 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7075 and CPP_STRING{16,32}.
7077 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7080 * aclocal.m4: Regenerate.
7081 * configure: Regenerate.
7083 2008-04-18 Jan Hubicka <jh@suse.cz>
7085 * except.c (dw2_size_of_call_site_table,
7086 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7088 * cgraphbuild.c (build_cgraph_edges): Update.
7089 * tree-pass.h: Update comment.
7090 * final.c (leaf_function_p): Update.
7091 (leaf_renumber_regs): Update.
7092 (rest_of_clean_state): Update.
7093 * omp-low.c (expand_omp_parallel): Update.
7094 * ipa-reference.c (analyze_function): Update.
7095 * reorg.c (find_end_label): Update.
7096 (optimize_skip): Update.
7097 (fill_simple_delay_slots): Update.
7098 (fill_simple_delay_slots): Update.
7099 (make_return_insns): Update.
7100 (dbr_schedule): Update.
7101 * gimple-low.c (record_vars_into): Update.
7102 * cfgbuild.c (make_edges): Update.
7103 * function.c (assign_stack_local): Update.
7104 (assign_parm_adjust_stack_rtl): Update.
7105 (locate_and_pad_parm): Update.
7106 (allocate_struct_function): Do not initialize stack_alignment_needed
7107 and preferred_stack_boundary here.
7108 (stack_protect_prologue): Update.
7109 (stack_protect_epilogue): Update.
7110 (expand_function_start): Initialize stack_alignment_needed,
7111 preferred_stack_boundary and max_jumptable_ents.
7112 (expand_function_end): Update.
7113 (free_after_compilation): Do not NULLify epilogue_delay_list.
7114 * function.h (struct rtl_data): Add stack_protect_guard,
7115 stack_alignment_needed,
7116 preferred_stack_boundary, epilogue_delay_list.
7117 (struct function): Remove value_histograms, stack_alignment_needed,
7118 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7120 unexpanded_var_list, stack_protect_guard.
7121 (current_function_epilogue_delay_list): Remove.
7122 * ipa-type-escape.c (analyze_function): Update.
7123 * gimplify.c (pop_gimplify_context): Update comment.
7124 * calls.c (expand_call): Update.
7125 (emit_library_call_value_1): Update.
7126 * except.c (set_nothrow_function_flags): Update.
7127 * cfgexpand.c (get_decl_align_unit): Update.
7128 (create_stack_guard): Update.
7129 (estimated_stack_frame_size): Update.
7130 (expand_used_vars): Update.
7131 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7132 * explow.c (allocate_dynamic_stack_space): Update.
7133 * tree-ssa-live.c (remove_unused_locals): Update.
7134 * varasm.c (mark_constant_pool): Update.
7135 * tree-inline.c (remap_decls): Update.
7136 (initialize_cfun): Update.
7137 (declare_return_variable): Update.
7138 (inline_forbidden_p): Update.
7139 (expand_call_inline): Update.
7140 (declare_inline_vars): Update.
7141 (tree_function_versioning): Update.
7142 * tree-flow.h (value_histograms): New.
7143 (VALUE_HISTOGRAMS): New macro.
7144 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7146 * tree-cfg.c (set_bb_for_stmt): Update.
7147 (replace_by_duplicate_decl): Update.
7148 (move_block_to_fn): Update.
7149 (new_label_mapper): Update.
7150 (dump_function_to_file): Update.
7151 * ipa-struct-reorg.c (build_data_structure): Update.
7152 * cfgrtl.c (print_rtl_with_bb): Update.
7153 * reload1.c (reload): Update.
7155 * config/i386/i386.c (setup_incoming_varargs_64,
7156 ix86_compute_frame_layout): Update.
7157 * config/arc/arc.c (arc_output_function_epilogue): Update.
7159 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7161 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7162 for FreeBSD as well.
7163 * gthr-posix95.h: Likewise.
7165 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7167 PR rtl-optimization/35838
7168 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7169 out the byte offset of the first subreg.
7171 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7173 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7174 to split_ti instead of three separate calls with single member arrays.
7175 (subti3 splitter): Ditto.
7176 (adddi3 splitter): Ditto with split_di.
7177 (subdi3 splitter): Ditto.
7178 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7179 two separate calls with single member arrays. Swap match_dup
7180 operands 1 and 2 to better fit into the array.
7181 (negdi2 splitter): Ditto with split_di.
7182 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7183 two separate calls with single member arrays. Swap match_dup operands
7184 6 and 7 to better fit into the array.
7186 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7188 * config/i386/i386.c (sse_builtin_type): New.
7189 (bdesc_sse_args): Likewise.
7190 (bdesc_sse_3arg): Removed.
7191 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7192 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7193 IX86_BUILTIN_ROUNDPS.
7194 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7195 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7196 IX86_BUILTIN_ROUNDPS.
7197 (ix86_expand_sse_4_operands_builtin): Removed.
7198 (ix86_expand_sse_operands_builtin): New.
7199 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7200 and CODE_FOR_sse4_1_roundps.
7201 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7202 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7204 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7207 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7208 regs before frame pop when needed. If use_backchain_to_restore_sp
7209 then load backchain into a temp reg to restore vr and vrsave. Add
7210 code to restore vr after frame pop if possible.
7212 2008-04-17 Richard Guenther <rguenther@suse.de>
7214 * tree-vn.c (expressions_equal_p): Do not check type
7215 equality or compatibility before calling operand_equal_p.
7216 * fold-const.c (operand_equal_p): Check equivalence of
7217 integer constants before bailing out due to signedness or
7218 precision differences.
7219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7220 spurious differences in type qualification. Ignore types
7221 for COMPONENT_REFs at all.
7223 2008-04-17 Christian Bruel <christian.bruel@st.com>
7225 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7226 msw_skip comparison.
7228 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7231 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7234 PR tree-optimization/35899
7235 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7236 rather than TREE_OPERAND.
7238 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7241 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7242 temporary registers. Change operand predicate to general_operand.
7243 (remainderxf3): Ditto.
7245 2008-04-16 Richard Guenther <rguenther@suse.de>
7247 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7248 * tree-affine.c (aff_combination_expand): Look through some
7251 2008-04-15 Doug Kwan <dougkwan@google.com>
7253 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7255 * tree-pretty-print.c (dump_generic_node): Ditto.
7256 * final.c (output_addr_const): Ditto.
7257 * dwarf2out.c (output_cfi): Ditto.
7258 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7259 * print-rtl.c (print_rtx): Ditto.
7260 * print-tree.c (print_node_brief, print_node): Ditto.
7261 * c-common.c (match_case_to_enum_1): Ditto.
7262 * sched-vis.c (print_value): Ditto.
7263 * config/i386/i386.c (print_operand): Cast to long unsigned int
7266 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7267 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7268 MS Windows VirtualProtect function.
7270 2008-04-15 Jan Hubicka <jh@suse.cz>
7272 * gengtype.c (write_root): Param_is argument is OK.
7273 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7274 * function.h: Include varray.h
7275 (rtl_eh): New stucture based on except.c one.
7276 (call_site_record): New forward declaration and vector type.
7277 * calls.c (emit_call_1): Do not call
7278 note_current_region_may_contain_throw.
7279 * except.c (eh_status): Remove cur_region, try_region since they are
7281 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7282 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7283 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7284 Remove call_site_data_used, call_site_data_size.
7285 Turn call_site_record into vector in function.h.
7286 (note_current_region_may_contain_throw): Remove.
7287 (get_exception_pointer, get_exception_filter): Do not take struct
7288 function argument; update.
7289 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7290 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7291 build_post_landing_pads, dw2_build_landing_pads,
7292 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7293 sjlj_emit_function_enter, sjlj_emit_function_enter,
7294 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7295 sjlj_build_landing_pads, finish_eh_generation,
7296 remove_exception_handler_label, remove_eh_handler,
7297 maybe_remove_eh_handler, add_reachable_handler,
7298 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7299 add_action_record, collect_one_action_chain, add_call_site,
7300 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7301 sjlj_output_call_site_table, output_function_exception_table,
7302 * except.h (note_current_region_may_contain_throw): Remove
7303 (get_exception_pointer, get_exception_filter): Do not take struct
7305 * Makefile.in (GTFILES): Put varargs before struct function.
7307 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7309 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7310 punt for STRING_CST.
7311 (get_constraint_for): Deal with STRING_CST here instead.
7313 2008-04-15 Richard Guenther <rguenther@suse.de>
7315 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7316 statements in a basic-block with a backward walk. Do not
7317 substitute into dead statements but instead remove those.
7319 2008-04-15 Richard Guenther <rguenther@suse.de>
7321 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7322 to zero, thus disable creation of SFTs.
7324 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7326 * tree-predcom.c (suitable_reference_p): Return false if the
7327 reference can throw.
7329 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7332 * c-decl.c (finish_decl): If extern or static var has variable
7333 size, set TREE_TYPE (decl) to error_mark_node.
7335 2008-04-15 Rafael Espindola <espindola@google.com>
7337 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7340 2008-04-15 Richard Guenther <rguenther@suse.de>
7342 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7343 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7344 (visit_reference_op_load): Do walk vuse-vdef chains on
7345 vn_reference_lookup.
7346 (visit_reference_op_store): But do not here.
7347 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7348 vn_reference_lookup.
7349 (vn_lookup_with_vuses): But do so here.
7351 2008-04-14 Ian Lance Taylor <iant@google.com>
7353 * fold-const.c (fold_overflow_warning): Remove assertion.
7355 2008-04-15 Ben Elliston <bje@au.ibm.com>
7357 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7358 temp1 local variables.
7360 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7363 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7364 ".text.unlikely" section as executable.
7366 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7368 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7369 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7370 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7371 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7372 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7373 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7374 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7376 2008-04-14 Ian Lance Taylor <iant@google.com>
7378 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7379 * fold-const.c (fold_comparison): If appropriate, test
7380 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7381 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7382 reassociating a pointer type.
7383 * doc/invoke.texi (Optimize Options): Document that
7384 -fstrict-overflow applies to pointer wraparound.
7386 2008-04-13 Jan Hubicka <jh@suse.cz>
7388 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7390 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7392 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7393 we are going to "save the world".
7395 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7397 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7398 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7399 operand 0 constraint, not "=".
7401 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7403 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7405 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7407 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7408 of size of positions_needed * CHAR_BIT.
7410 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7413 * dse.c (store_info): Change positions_needed to unsigned
7415 (lowpart_bitmask): New.
7416 (record_store): Cast to unsigned HOST_WIDE_INT for
7417 positions_needed. Assert width <= size of positions_needed *
7418 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7419 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7420 lowpart_bitmask to set mask.
7422 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7424 * config/bfin/constraints.md: New file.
7425 * config/bfin/bfin.md: Include it.
7426 (adddi3): Use satisfies_constraint functions instead of the old macros.
7427 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7428 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7429 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7430 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7431 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7432 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7433 EXTRA_CONSTRAINT): Delete.
7434 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7435 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7437 * config/bfin/bfin.c: Include "tm-constrs.h".
7438 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7439 Use satisfies_constraint functions instead of the old macros.
7440 * doc/md.texi (Blackfin Constraints): Update file name reference.
7442 2008-04-11 Richard Guenther <rguenther@suse.de>
7444 PR tree-optimization/35869
7445 * tree-vrp.c (execute_vrp): Move switch statement update after
7446 jump threading. Schedule another cfg cleanup run.
7448 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7451 * attribs.c (decl_attributes): Return early on errorneous node.
7453 2008-04-10 Oleg Ryjkov <olegr@google.com>
7455 * tree.h (struct tree_base): Added a new flag default_def_flag.
7456 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7458 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7460 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7462 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7465 * pa.md: Define mode iterator P. Define mode attribute dwc.
7466 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7467 (icacheflush): Likewise.
7468 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7469 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7471 2008-04-11 Ben Elliston <bje@au.ibm.com>
7473 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7475 2008-04-10 Rafael Espindola <espindola@google.com>
7477 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7478 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7479 (extract_range_from_expr): The same.
7481 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7483 * config/mips/mips.md (GPR2): New mode iterator.
7485 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7486 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7487 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7488 Rewrite these to take two modes, the mode of comparison and the
7489 mode of the destination.
7490 * config/mips/mips.c (mips_expand_scc): Instead of having
7491 paradoxical subreg as destination, expand "narrowing" scc if mode
7492 of comparison is SI and target is requested in DI mode.
7493 (mips_emit_int_order_test): Update comment. Make mode of
7494 comparison match CMP0 rather than TARGET. When creating inverse
7495 target use mode of TARGET.
7497 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7499 * gcov-dump.c (tag_summary): Only print summaries for the first
7500 GCOV_COUNTERS_SUMMABLE counters.
7502 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7504 * config/i386/i386.md (absneg): New code iterator.
7505 (absnegprefix): New code attribute.
7506 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7507 patterns using absneg code iterator.
7508 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7509 using absneg code iterator.
7510 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7511 *neg<mode>2 patterns using absneg code iterator.
7512 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7513 *negextendsfdf2 patterns using absneg code iterator.
7514 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7515 *negextendsfxf2 patterns using absneg code iterator.
7516 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7517 *negextendsfdf2 patterns using absneg code iterator.
7518 * config/i386/sse.md (<code><mode>2): Macroize expander from
7519 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7521 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7523 * config/s390/s390.h: Remove the remains of the recent search
7524 & replace action of current_function_outgoing_args_size.
7526 2008-04-10 Ira Rosen <irar@il.ibm.com>
7528 PR tree-optimization/35821
7529 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7530 NEW_STMT_LIST is not NULL.
7532 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7535 * toplev.c (process_options): Remove -ffunction-sections debugging
7538 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7540 PR middle-end/PR28690
7541 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7542 than gen_rtx_fmt_ee to perform more canonicalizations.
7544 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7547 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7549 2008-04-09 Richard Guenther <rguenther@suse.de>
7551 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7552 (dump_function_to_file): Dump function arguments with types.
7554 2008-04-08 Richard Guenther <rguenther@suse.de>
7556 * fold-const.c (fold_widened_comparison): Do not allow
7557 sign-changes that change the result.
7559 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7562 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7563 kinds of indirect references.
7565 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7567 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7568 GNU Fortran language string.
7570 2008-04-08 Rafael Espindola <espindola@google.com>
7572 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7573 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7574 * tree.h (tree_call_nonnegative_warnv_p): New.
7576 2008-04-08 Jan Hubicka <jh@suse.cz>
7578 * function.c (free_after_compilation): Clear out regno_reg_rtx
7581 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7584 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7586 PR middle-end/PR28690
7587 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7588 same precedence as REG_POINTER and MEM_POINTER operands.
7590 2008-04-08 Richard Guenther <rguenther@suse.de>
7593 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7594 for adding index to base.
7596 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7598 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7599 (MINGW_ENABLE_EXECUTE_STACK): New.
7600 (IN_LIBGCC2): For libgcc include windows.h file for
7601 function declarations.
7603 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7605 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7606 and tem2 if tem1 is not a REG or MULT.
7608 2008-04-08 Jan Hubicka <jh@suse.cz>
7610 * function.h (incomming_args): Break out of struct function.
7611 (function_subsections): Break out of struct function.
7612 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7613 return_rtx and hard_reg_initial_vals from struct function.
7614 Kill inl_max_label_num.
7615 (current_function_pops_args, current_function_args_info,
7616 current_function_args_size, current_function_args_size,
7617 current_function_pretend_args_size,
7618 current_function_outgoing_args_size,
7619 current_function_internal_arg_pointer, current_function_return_rtx):
7620 Kill compatibility accestor macros.
7621 * builtins.c (expand_builtin_apply_args_1): Update.
7622 (expand_builtin_next_arg): Update.
7623 * df-scan.c (df_get_call_refs): Update.
7624 * dbxout.c (dbxout_function_end): Update.
7625 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7626 (output_line_info): Update.
7627 (secname_for_decl): Update.
7628 (dwarf2out_var_location): Update.
7629 * function.c (free_after_compilation): Update.
7630 (assign_parm_find_stack_rtl): Update.
7631 (assign_parms): Update.
7632 (expand_dummy_function_end): Update.
7633 (expand_function_end): Update.
7634 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7635 (expand_call): Update.
7636 (emit_library_call_value_1): Update.
7637 (store_one_arg): Update.
7638 * varasm.c (initialize_cold_section_name): Update.
7639 (unlikely_text_section): Update.
7640 (unlikely_text_section_p): Update.
7641 (assemble_start_function): Update.
7642 (assemble_end_function): Update.
7643 (default_section_type_flags): Update.
7644 (switch_to_section): Update.
7645 * integrate.c (set_decl_abstract_flags): Update.
7646 (get_hard_reg_initial_val): Update.
7647 (has_hard_reg_initial_val): Update.
7648 (allocate_initial_values): Update.
7649 * resource.c (init_resource_info): Update.
7650 * config/alpha/alpha.c (NUM_ARGS): Update.
7651 (direct_return): Update.
7652 (alpha_va_start): Update.
7653 (alpha_sa_size): Update.
7654 (alpha_initial_elimination_offset): Update.
7655 (alpha_expand_prologue): Update.
7656 (alpha_start_function): Update.
7657 (alpha_expand_epilogue): Update.
7658 (unicosmk_initial_elimination_offset):
7659 * config/alpha/alpha.md (call expander): Update.
7660 * config/s390/s390.c (s390_register_info): Update.
7661 (s390_register_info): Update.
7662 (s390_frame_info): Update.
7663 (s390_initial_elimination_offset): Update.
7664 (s390_build_builtin_va_list): Update.
7665 (s390_va_start): Update.
7666 * config/spu/spu.c (direct_return): Update.
7667 (spu_expand_prologue): Update.
7668 (spu_initial_elimination_offset): Update.
7669 (spu_build_builtin_va_list): Update.
7670 (spu_va_start): Update.
7671 * config/sparc/sparc.c (sparc_init_modes): Update.
7672 (sparc_compute_frame_size): Update.
7673 (function_value): Update.
7674 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7675 * config/i386/i386.md (return expander): Update.
7676 * config/i386/i386.c (ix86_va_start): Update.
7677 (ix86_can_use_return_insn_p): Update.
7678 (ix86_compute_frame_layout): Update.
7679 (ix86_expand_epilogue): Update.
7680 * config/sh/sh.c (output_stack_adjust): Update.
7681 (calc_live_regs): Update.
7682 (sh_expand_prologue): Update.
7683 (sh_builtin_saveregs): Update.
7684 (sh_va_start): Update.
7685 (initial_elimination_offset): Update.
7686 (sh_allocate_initial_value): Update.
7687 (sh_function_ok_for_sibcall): Update.
7688 (sh_get_pr_initial_val): Update.
7689 * config/sh/sh.md (return expander): Update.
7690 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7691 * config/crx/crx.c (crx_compute_frame): UPdate.
7692 (crx_initial_elimination_offset): UPdate.
7693 * config/xtensa/xtensa.c (compute_frame_size): Update
7694 (xtensa_builtin_saveregs): Update.
7695 (xtensa_va_start): Update.
7696 (order_regs_for_local_alloc): Update.
7697 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7698 (xstormy16_expand_builtin_va_start): Update.
7699 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7700 * config/m68hc11/m68hc11.md (return expanders): Update.
7701 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7702 (expand_epilogue): Update.
7703 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7704 (cris_simple_epilogue): Update.
7705 (cris_expand_prologue): Update.
7706 (cris_expand_epilogue): Update.
7707 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7708 (compute_frame_size): Update.
7709 * config/mt/mt.c (mt_compute_frame_size): Update.
7710 * config/mn10300/mn10300.c (expand_prologue): Update.
7711 (expand_epilogue): Update.
7712 (initial_offset): Update.
7713 (mn10300_builtin_saveregs):
7714 * config/mn10300/mn10300.md (return expander): Update.
7715 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7716 (ia64_initial_elimination_offset): Update.
7717 (ia64_initial_elimination_offset): Update.
7718 (ia64_expand_prologue): Update.
7719 * config/m68k/m68k.md (return expander): Update.
7720 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7721 (rs6000_stack_info): Update.
7722 * config/mcore/mcore.c (layout_mcore_frame): Update.
7723 (mcore_expand_prolog): Update.
7724 * config/arc/arc.c (arc_compute_frame_size): Update.
7725 * config/score/score3.c (score3_compute_frame_size): Update.
7726 * config/score/score7.c (score7_compute_frame_size): Update.
7727 * config/arm/arm.c (use_return_insn): Update.
7728 (thumb_find_work_register): Update.
7729 (arm_compute_save_reg_mask): Update.
7730 (arm_output_function_prologue): Update.
7731 (arm_output_epilogue): Update.
7732 (arm_size_return_regs): Update.
7733 (arm_get_frame_offsets): Update.
7734 (arm_expand_prologue): Update.
7735 (thumb_exit): Update.
7736 (thumb_unexpanded_epilogue): Update.
7737 (thumb1_output_function_prologue): Update.
7738 * config/pa/pa.md (return expander): Update.
7739 * config/pa/pa.c (compute_frame_size): Update.
7740 (hppa_builtin_saveregs): Update.
7741 * config/mips/mips.c (mips_va_start): Update.
7742 (mips16_build_function_stub): Update.
7743 (mips_compute_frame_info): Update.
7744 (mips_restore_gp): Update.
7745 (mips_output_function_prologue): Update.
7746 (mips_expand_prologue): Update.
7747 * config/v850/v850.c (compute_frame_size): Update.
7748 (expand_prologue): * config/mmix/mmix.c (along): update.
7749 (mmix_initial_elimination_offset): update.
7750 (mmix_reorg): update.
7751 (mmix_use_simple_return): update.
7752 (mmix_expand_prologue): update.
7753 (mmix_expand_epilogue): Update.
7754 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7755 (emit_link_insn): Update.
7757 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7759 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7760 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7762 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7765 2008-04-07 Jan Hubicka <jh@suse.cz>
7767 * function.h (rtl): Rename to x_rtl.
7769 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7770 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7771 used_temp_slots avail_temp_slots, temp_slot_level,
7772 nonlocal_goto_handler_labels): Update accesstors.
7773 (rtl): New global variable.
7774 (struct function): Move some fileds to rtl_data.
7775 (get_arg_pointer_save_area): Update prototype.
7776 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7777 get_arg_pointer_save_area.
7778 * expr.c (init_expr): Update
7779 * function.c (get_frame_size): Update
7780 (assign_stack_local): Update
7781 (expand_function_end): Update.
7782 (get_art_pointer_save_area): Update
7784 * emit-rtl.c (rtl): Declare.
7785 (regno_reg_rtx): Declare.
7786 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7788 (gen_reg_rtx): Update.
7789 * varasm.c (n_deferred_constatns): Update accestor.
7790 (init_varasm_status): Do not allocate varasm_status.
7791 (force_const_mem, get_pool_size, output_constant_pool): Update.
7792 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7793 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7794 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7795 * sparc/sparc.h (INIT_EXPANDERS): Update.
7796 * ia64/ia64.h (INIT_EXPANDERS): Update.
7798 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7800 * reload.c (push_secondary_reload): Add missing break to for loop.
7802 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7804 PR middle-end/PR28690
7805 * rtlanal.c: Update copyright years.
7806 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7807 as REG_POINTER and MEM_POINTER operands.
7808 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7809 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7810 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7811 * gcse.c: Update copyright years.
7812 (pre_delete): Call gen_reg_rtx_and_attrs.
7813 (hoist_code): Likewise.
7814 (build_store_vectors): Likewise.
7815 (delete_store): Likewise.
7816 * loop-invariant.c (move_invariant_reg): Likewise.
7817 Update copyright years.
7819 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7821 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7822 control string instead of quoted.
7824 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7826 * doc/rtl.texi: Rewrite of subreg section.
7828 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7831 * config/i386/i386.c (legitimize_pic_address): Add treating
7832 of dllimport SYM_REF's.
7833 (legitimize_dllimport_symbol): Add prototype.
7835 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7837 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7838 reference in constructor with non self-referential type.
7840 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7842 Removal of Return with Depressed Stack Pointer support
7843 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7844 (ECF_SP_DEPRESSED): Likewise.
7845 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7846 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7847 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7848 (expand_call): Do not test ECF_SP_DEPRESSED.
7849 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7850 * function.c (keep_stack_depressed): Delete.
7851 (handle_epilogue_set): Likewise.
7852 (update_epilogue_consts): Likewise.
7853 (emit_equiv_load): Likewise.
7854 (thread_prologue_and_epilogue_insns): Remove support for Return with
7855 Depressed Stack Pointer.
7856 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7858 2008-04-06 Richard Guenther <rguenther@suse.de>
7860 PR tree-optimization/35400
7861 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7862 information from SSA_NAMEs.
7864 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7866 * config/avr/avr.h (avr_mega_p): Remove declaration.
7867 (AVR_MEGA): Remove macro.
7868 * config/avr/avr.c (avr_mega_p): Remove variable.
7869 (avr_override_options): Remove inicializion of avr_mega_p.
7870 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7871 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7872 (avr_jump_mode): (Ditto.).
7873 (avr_output_progmem_section_asm_op): (Ditto.).
7874 (avr_asm_init_sections): (Ditto.).
7875 (avr_asm_init_sections): (Ditto.).
7876 (avr_rtx_costs): (Ditto.).
7877 * config/avr/avr.md: (Ditto.).
7878 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7881 2008-04-06 Richard Guenther <rguenther@suse.de>
7883 PR tree-optimization/35842
7884 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7885 is_gimple_invariant_address.
7887 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7889 * gcc.c (default_compilers): Sync Fortran extensions list with
7890 that in fortran/lang-specs.h.
7891 * doc/invoke.texi: Likewise.
7892 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7893 * dwarf2out.c (gen_compile_unit_die): Likewise.
7895 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7897 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7899 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7902 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7903 attribute is used for nested functions.
7905 2008-04-05 Jan Hubicka <jh@suse.cz>
7907 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7909 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7911 (dump_files): Update.
7912 (enable_rtl_dump_file): Do not accept letter argument.
7913 * tree-pass.h (dump_file_info): Remove letter argument.
7914 * toplev.c (decode_d_option): Update -da handling.
7915 * toplev.h (enable_rtl_dump_file): Update prototype.
7916 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7917 it out based on pass type.
7918 (register_dump_files_1): Likewise.
7919 (init_optimization_passes): Update register_one_dump_file calls.
7920 (execute_one_pass): Sanity check that IPA passes are called at IPA
7921 level and RTL passes at RTL level.
7922 (execute_pass_list): IPA pass can not be after or subpass of
7924 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7925 disallov RTL subpasses of IPA subpasses.
7927 2008-04-05 Ben Elliston <bje@au.ibm.com>
7929 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7930 builtins that return exactly once and do not throw. Cache call to
7933 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7935 PR rtl-optimization/34916
7937 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7938 between instruction pairs.
7940 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7942 * doc/invoke.texi: Document -mbitops for SH.
7943 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7944 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7945 * config/sh/sh.c (print_operand): Add %t operand code.
7946 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7947 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7948 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7949 (extendqihi2): Likewise.
7950 (movqi_i): Likewise.
7951 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7952 (extv): Use bld instruction for SH2A if possible.
7954 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7955 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7956 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7957 (bset.b, bclr.b): Define peepholes.
7958 * config/sh/sh.opt (mbitops): New option.
7960 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7963 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7964 and view convert expression.
7966 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7969 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7971 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7973 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7975 * config/i386/cpuid.h (bit_AES): New.
7976 (bit_PCLMUL): Likewise.
7978 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7979 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7980 SSE2 if AES or PCLMUL is enabled.
7981 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7982 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7983 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7984 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7985 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7986 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7987 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7988 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7989 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7990 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7991 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7992 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7993 __builtin_ia32_aeskeygenassist128 and
7994 __builtin_ia32_pclmulqdq128.
7995 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7996 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7997 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7999 * config/i386/i386.h (TARGET_AES): New.
8000 (TARGET_PCLMUL): Likewise.
8001 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8003 * config/i386/i386.md (UNSPEC_AESENC): New.
8004 (UNSPEC_AESENCLAST): Likewise.
8005 (UNSPEC_AESDEC): Likewise.
8006 (UNSPEC_AESDECLAST): Likewise.
8007 (UNSPEC_AESIMC): Likewise.
8008 (UNSPEC_AESKEYGENASSIST): Likewise.
8009 (UNSPEC_PCLMUL): Likewise.
8011 * config/i386/i386.opt (maes): New.
8012 (mpclmul): Likewise.
8014 * config/i386/sse.md (aesenc): New pattern.
8015 (aesenclast): Likewise.
8017 (aesdeclast): Likewise.
8019 (aeskeygenassist): Likewise.
8020 (pclmulqdq): Likewise.
8022 * config/i386/wmmintrin.h: New.
8024 * doc/extend.texi: Document AES and PCLMUL built-in function.
8026 * doc/invoke.texi: Document -maes and -mpclmul.
8028 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8030 * function.c (free_after_parsing): Replace with
8031 cxx_push_function_context from C++ front-end.
8032 (allocate_struct_function): Don't call langhook.
8033 * langhooks.h (struct lang_hooks_for_functions): Delete.
8034 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8036 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8037 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8038 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8039 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8040 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8041 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8042 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8044 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8045 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8047 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8050 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8053 2008-04-04 Richard Guenther <rguenther@suse.de>
8056 * fold-const.c (optimize_minmax_comparison): Use the correct
8057 type for the constant in the simplified comparison.
8059 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8061 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8062 Pass L2 size as "--param l2-cache-size" to the compiler.
8063 (decode_l2_cache): New function to decode L2 cache parameters using
8064 0x8000006 extended cpuid function.
8065 (detect_caches_amd): Determine parameters of L2 cache using
8066 decode_l2_caches function.
8067 (decode_caches_intel): Decode L2 cache parameters.
8068 (detect_caches_intel): Determine L2 cache parameters using
8069 decode_caches_intel and decode_l2_caches functions.
8071 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8073 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8074 secondary input reload for subword loads from the constant pool.
8076 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8079 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8080 constants of the appropriate size for runtime calculations.
8083 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8084 decimal-float literal constant zero.
8086 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8089 * c-parser.c (c_parser_omp_atomic): Call
8090 default_function_array_conversion on the RHS.
8093 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8094 call is_variable_sized if decl has incomplete type.
8096 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8098 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8100 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8102 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8104 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8105 (sgt<u>): Merge sgt and sgtu into new expander.
8106 (sgt, sgtu): Remove expanders.
8107 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8108 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8109 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8110 *sgtu_<mode>_mips16 into new pattern.
8111 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8112 (sge<u>): Merge sge and sgeu into new expander.
8113 (sge, sgeu): Remove expanders.
8114 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8116 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8117 (slt<u>): Merge slt and sltu into new expander.
8118 (slt, sltu): Remove expanders.
8119 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8120 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8121 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8122 *sltu_<mode>_mips16 into new pattern.
8123 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8124 (sle<u>): Merge sle and sleu into new expander.
8125 (sle, sleu): Remove expanders.
8126 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8127 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8128 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8129 *sleu_<mode>_mips16 into new pattern.
8130 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8132 2008-04-03 Jan Hubicka <jh@suse.cz>
8134 PR tree-optimization/35795
8135 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8136 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8137 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8138 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8139 * score/score3.c (score3_output_mi_thunk): Likewise.
8140 * score/score7.c (score7_output_mi_thunk): Likewise.
8141 * mips/mips.c (mips_output_mi_thunk): Likewise.
8143 2008-04-03 Richard Guenther <rguenther@suse.de>
8145 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8146 conversions. Simplify code.
8148 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8150 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8152 2008-04-03 Tom Tromey <tromey@redhat.com>
8153 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8155 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8156 * config/bfin/t-bfin-linux (generated_files): Add
8157 linux-sysroot-suffix.h.
8158 * doc/install.texi (Prerequisites): Require make 3.80.
8159 * doc/sourcebuild.texi (Front End Directory): Document new
8161 * Makefile.in (generated_files): New variable.
8162 (ALL_HOST_OBJS): New variable.
8163 ($(ALL_HOST_OBJS)): New target.
8165 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8167 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8168 (remap_block): Call id->transform_lang_insert_block instead
8170 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8171 Set id.transform_lang_insert_block to NULL.
8172 (clone_body): Move to cp/optimize.c
8173 * tree-inline.h (struct copy_body_data): Change
8174 transform_lang_insert_block to function pointer.
8175 (copy_generic_body, copy_decl_no_change): Export.
8176 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8177 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8178 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8180 * c-tree.h (insert_block): Kill.
8181 * c-decl.c (insert_block): Kill.
8183 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8185 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8186 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8187 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8189 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8190 argument, call {push,pop}_function_context from here.
8191 * c-parser.c: Use c_{push,pop}_function_context.
8193 * function.c (push_function_context_to): Move meat ...
8194 (push_function_context): ... here. Simplify.
8195 * function.c (pop_function_context_from): Move meat ...
8196 (pop_function_context): ... here. Simplify.
8197 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8199 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8200 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8201 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8202 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8204 2008-04-03 Ben Elliston <bje@au.ibm.com>
8206 * expmed.c (extract_force_align_mem_bit_field): Remove.
8208 2008-04-03 Richard Guenther <rguenther@suse.de>
8211 * expr.h (try_casesi): Adjust prototype.
8212 * expr.c (try_casesi): Take fallback label as extra parameter.
8213 Use that for gen_casesi if default_label is NULL.
8214 * stmt.c (expand_case): Pass fallback label to try_casesi,
8215 make sure to fill gaps with a fallback label if default_label
8218 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8221 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8223 2008-04-03 Ben Elliston <bje@au.ibm.com>
8225 * expmed.c (extract_split_bit_field): Remove if (0) code.
8226 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8227 (do_ds_constraint): Likewise.
8229 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8231 * doc/cppopts.texi (-dU): Document.
8232 * c-common.h (flag_dump_macros): Update comment.
8233 * c-opts.c (handle_OPT_d): Handle -dU.
8234 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8235 dump_queued_macros, cb_used_define, cb_used_undef): New.
8236 (init_pp_output): Handle -dU.
8237 (cb_line_change): Call dump_queued_macros.
8238 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8240 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8242 * config/avr/predicates.md (io_address_operand): New predicate.
8243 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8244 * config/avr/avr.c (avr_io_address_p): Remove function.
8245 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8246 'avr_io_address_p' function.
8247 (out_movhi_r_mr): (Ditto.).
8248 (out_movqi_mr_r): (Ditto.).
8249 (out_movhi_mr_r): (Ditto.).
8250 (avr_address_cost): (Ditto.).
8252 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8254 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8255 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8256 in 32bit mode when XMM registers are available to avoid store
8258 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8259 corresponding post-reload splitters.
8261 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8263 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8264 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8265 __builtin_ia32_roundss.
8266 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8267 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8268 __builtin_ia32_roundss.
8269 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8270 IX86_BUILTIN_SHUFPD here.
8272 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8274 * config/i386/i386.md (plogic): New.
8275 (plogicprefix): Likewise.
8277 * config/i386/mmx.md (mmx_<code><mode>3): New.
8278 (mmx_and<mode>3): Removed.
8279 (mmx_ior<mode>3): Likewise.
8280 (mmx_xor<mode>3): Likewise.
8282 * config/i386/sse.md (<code><mode>3): New.
8283 (*<code><mode>3): Likewise.
8284 (*<code><mode>3): Likewise.
8285 (<code><mode>3): Likewise.
8286 (*sse_<code><mode>3): Likewise.
8287 (*sse2_<code><mode>3): Likewise.
8288 (<code>tf3): Likewise.
8289 (*<code>tf3): Likewise.
8290 (and<mode>3): Likewise.
8291 (*and<mode>3): Likewise.
8292 (ior<mode>3): Removed.
8293 (*ior<mode>3): Likewise.
8294 (xor<mode>3): Likewise.
8295 (*xor<mode>3): Likewise.
8296 (*and<mode>3): Likewise.
8297 (*ior<mode>3): Likewise.
8298 (*xor<mode>3): Likewise.
8299 (and<mode>3): Likewise.
8300 (*sse_and<mode>3): Likewise.
8301 (*sse2_and<mode>3): Likewise.
8303 (*andtf3): Likewise.
8304 (ior<mode>3): Likewise.
8305 (*sse_ior<mode>3): Likewise.
8306 (*sse2_ior<mode>3): Likewise.
8308 (*iortf3): Likewise.
8309 (xor<mode>3): Likewise.
8310 (*sse_xor<mode>3): Likewise.
8311 (*sse2_xor<mode>3): Likewise.
8313 (*xortf3): Likewise.
8315 2008-04-02 Richard Guenther <rguenther@suse.de>
8317 PR tree-optimization/14495
8318 PR tree-optimization/34793
8319 * tree-vrp.c (struct switch_update): New structure.
8320 (to_remove_edges, to_update_switch_stmts): New VECs.
8321 (simplify_switch_using_ranges): New function. Remove not taken
8322 case labels and edges.
8323 (simplify_stmt_using_ranges): Call it.
8324 (identify_jump_threads): Mark edges we have queued for removal
8325 so we don't thread them.
8326 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8328 * tree-cfg.c (group_case_labels): Deal with missing default label.
8329 (tree_verify_flow_info): Allow missing default label.
8330 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8331 (emit_case_nodes): Likewise.
8332 (expand_case): Do not rely on the default label to be present.
8333 * expr.c (try_casesi): Deal with NULL default_label.
8334 (do_tablejump): Likewise.
8336 2008-04-02 Richard Guenther <rguenther@suse.de>
8338 PR tree-optimization/14495
8339 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8340 SWITCH_EXPR here ...
8341 (vrp_visit_switch_stmt): ... but here (new function).
8342 (find_case_label_index): New helper function.
8343 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8345 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8347 * fwprop.c: Fix ISO-C99ism.
8349 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8352 * Makefile.in (objdir): Set it here.
8353 * configure.ac: Not here. Find dynamic linker characteristics.
8354 * exec-tool.in: Use them.
8355 * aclocal.m4: Regenerate.
8356 * configure: Regenerate.
8358 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8360 * expr.c (expand_var): Delete it.
8361 * expr.h (expand_var): Delete prototype.
8362 * function.c (expand_function_start): Use expand_decl instead.
8363 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8366 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8368 PR rtl-optimization/35542
8369 * fwprop.c (forward_propagate_and_simplify): Replace
8370 loc_reg_mentioned_in_p with reg_mentioned_p.
8372 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8374 PR rtl-optimization/35281
8375 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8376 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8377 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8378 (varying_mem_p): Move above propagate_rtx.
8379 (all_uses_available_at): Do not check MEMs.
8381 2008-04-02 Rafael Espindola <espindola@google.com>
8383 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8384 (register_edge_assert_for_2): Split the cond argument.
8385 (register_edge_assert_for_1): Adjust for the change in
8386 register_edge_assert_for_2.
8387 (register_edge_assert_for): Split the cond argument.
8388 (find_switch_asserts): Adjust for the change in
8389 register_edge_assert_for.
8391 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8393 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8394 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8395 offsets for 64-bit mingw.
8396 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8397 abi for x86_64-pc-mingw.
8399 2008-04-02 Richard Guenther <rguenther@suse.de>
8401 * tree-vrp.c (extract_range_from_assert): Make sure to not
8402 produce range min/max with TREE_OVERFOW set.
8403 If merging a anti-range and a range keep the anti-range if
8404 the range covers all values of the type.
8405 (register_edge_assert_for_2): Only allow sign-changing
8406 conversions in detecting canonical range checks. Also
8407 register an assert for the unsigned name if useful.
8409 PR tree-optimization/35787
8410 * tree-vrp.c (vrp_val_max): New function.
8411 (vrp_val_min): Likewise.
8412 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8413 (vrp_val_is_min): Likewise.
8414 (supports_overflow_infinity): Use vrp_val_{min,max}.
8415 (negative_overflow_infinity): Likewise.
8416 (positive_overflow_infinity): Likewise.
8417 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8418 (is_positive_overflow_infinity): Likewise.
8419 (is_overflow_infinity): Likewise.
8420 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8421 vrp_val_is_{min,max}.
8422 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8423 to ranges if possible. Avoid empty ranges.
8425 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8428 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8429 the expression is a function address.
8431 2008-04-01 George Helffrich <george@gcc.gnu.org>
8433 PR fortran/35154, fortran/23057
8434 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8435 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8436 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8437 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8439 (dbxout_syms): Check for COMMON-based symbol and wrap in
8440 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8441 in bracket for efficiency.
8443 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8444 using DW_TAG_common_block + member offset.
8445 (add_pubname_string): New function.
8446 (dw_expand_expr): New function to find block name and offset for
8448 (common_check): New function to check whether symbol in Fortran COMMON.
8449 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8451 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8454 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8456 2008-04-02 Ben Elliston <bje@au.ibm.com>
8458 * config/v850/v850.md (casesi): Remove if (0) code.
8459 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8460 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8462 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8464 * config/i386/i386.md (rex64suffix): New mode attribute.
8465 (floathi<mode>2): Disable expander for SSE math.
8466 (*floathi<mode>2_1): New insn insn_and_split pattern.
8467 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8468 corresponding post-reload splitters.
8469 (*floathi<mode>2_i387): New macroized insn pattern.
8470 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8471 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8472 insn_and_split pattern.
8473 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8474 New macroized instruction patterns and corresponding post-reload
8476 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8477 and corresponding post-reload splitters.
8478 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8479 New macroized instruction patterns.
8480 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8481 macroized instruction patterns and corresponding post-reload splitters.
8482 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8483 corresponding post-reload splitters.
8484 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8485 New macroized instruction patterns.
8486 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8487 corresponding post-reload splitters.
8488 (*floatsi<mode>2_i387): New macroized instruction patterns.
8490 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8492 * config/i386/i386.md (smaxmin): New.
8493 (umaxmin): Likewise.
8494 (maxminiprefix): Likewise.
8495 (maxminfprefix): Likewise.
8496 (<code><mode>3): Likewise.
8497 (smin<mode>3): Removed.
8498 (smax<mode>3): Likewise.
8500 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8501 (mmx_<code>v4hi3): Likewise.
8502 (mmx_<code>v8qi3): Likewise.
8503 (mmx_smaxv2sf3): Removed.
8504 (mmx_sminv2sf3): Likewise.
8505 (mmx_umaxv8qi3): Likewise.
8506 (mmx_smaxv4hi3): Likewise.
8507 (mmx_uminv8qi3): Likewise.
8508 (mmx_sminv4hi3): Likewise.
8510 * config/i386/sse.md (<addsub><mode>3): New.
8511 (*<addsub><mode>3): Likewise.
8512 (<sse>_vm<addsub><mode>3): Likewise.
8513 (<maxmin><mode>3): Likewise.
8514 (*<maxmin><mode>3_finite): Likewise.
8515 (*<maxmin><mode>3): Likewise.
8516 (<sse>_vm<maxmin><mode>3): Likewise.
8517 (sse3_h<addsub>v4sf3): Likewise.
8518 (sse3_h<addsub>v2df3): Likewise.
8519 (<maxmin>v16qi3): Likewise.
8520 (*<maxmin>v16qi3): Likewise.
8521 (<maxmin>v8hi3): Likewise.
8522 (*<maxmin>v8hi3): Likewise.
8523 (*sse4_1_<maxmin><mode>3): Likewise.
8524 (*sse4_1_<maxmin><mode>3): Likewise.
8525 (add<mode>3): Removed.
8526 (*add<mode>3): Likewise.
8527 (<sse>_vmadd<mode>3): Likewise.
8528 (sub<mode>3): Likewise.
8529 (*sub<mode>3): Likewise.
8530 (<sse>_vmsub<mode>3): Likewise.
8531 (smin<mode>3): Likewise.
8532 (*smin<mode>3_finite): Likewise.
8533 (*smin<mode>3): Likewise.
8534 (<sse>_vmsmin<mode>3): Likewise.
8535 (smax<mode>3): Likewise.
8536 (*smax<mode>3_finite): Likewise.
8537 (*smax<mode>3): Likewise.
8538 (<sse>_vmsmax<mode>3): Likewise.
8539 (sse3_haddv4sf3): Likewise.
8540 (sse3_haddv2df3): Likewise.
8541 (sse3_hsubv4sf3): Likewise.
8542 (sse3_hsubv2df3): Likewise.
8543 (umaxv16qi3): Likewise.
8544 (*umaxv16qi3): Likewise.
8545 (smaxv8hi3): Likewise.
8546 (*smaxv8hi3): Likewise.
8547 (*sse4_1_smax<mode>3): Likewise.
8548 (*sse4_1_umax<mode>3): Likewise.
8549 (uminv16qi3): Likewise.
8550 (*uminv16qi3): Likewise.
8551 (sminv8hi3): Likewise.
8552 (*sminv8hi3): Likewise.
8553 (*sse4_1_smin<mode>3): Likewise.
8554 (*sse4_1_umin<mode>3): Likewise.
8556 2008-04-01 Rafael Espindola <espindola@google.com>
8558 * tree-cfg.c (verify_expr): remove in_phi.
8559 (verify_stmt): Don't call walk_tree with verify_expr. Use
8560 is_gimple_min_invariant instead of is_gimple_val.
8562 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8564 * doc/include/gpl_v3.texi: Update for manpage generation.
8565 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8567 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8568 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8569 gpl_v3.texi instead of gpl.texi.
8572 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8575 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8577 2008-04-01 Rafael Espindola <espindola@google.com>
8579 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8580 (extract_code_and_val_from_cond): Use
8581 extract_code_and_val_from_cond_with_ops.
8583 2008-04-01 Jan Hubicka <jh@suse.cz>
8585 * function.c (free_after_compilation): Free epilogue_delay_list.
8586 (prepare_function_start): Assert that previous compilation was freed.
8588 2008-04-01 Jan Hubicka <jh@suse.cz>
8589 Jim Wilson <wilson@tuliptree.org>
8590 Andreas Tobler <andreast@gcc.gnu.org>
8593 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8594 rtl.emit instead cfun->emit.
8595 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8596 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8598 2008-04-01 Ben Elliston <bje@au.ibm.com>
8600 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8602 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8604 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8606 (fprofile-use): Add var flag_profile_use
8607 * coverage.c (coverage_begin_output): Do not open a gcno file for
8608 output only if -ftest-coverage is set.
8609 Do not add getpwd() to gcda file path.
8610 (build_gcov_info): Check the new flag
8611 flag_profile_datafile_relative_path.
8612 (coverage_init): Use profile_data_prefix.
8613 Read profile counter only if flag_profile_use is set.
8614 * opts.c (common_handle_option): New option fprofile-use=,
8615 fprofile-dir=, fprofile-generate=.
8616 * toplev.c (profile_data_prefix): New variable definition.
8617 * toplev.h (profile_data_prefix): New declaration.
8618 * doc/invoke.tex (Option Summary, Optimization Options):
8621 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8623 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8624 use tmp consistently.
8627 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8628 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8629 UNSPEC_FR_RECIP_APPROX_RES.
8630 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8632 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8635 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8637 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8640 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8641 element of the vector via a pointer.
8643 2008-03-31 Ian Lance Taylor <iant@google.com>
8645 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8647 2008-03-31 Jan Hubicka <jh@suse.cz>
8649 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8650 get_arg_pointer_save_area.
8651 * expr.c (init_expr): Just clear out rtl.expr.
8652 * function.c (free_after_compilation): Clear out whole RTL structure.
8653 (get_func_frame_size): Merge into ...
8654 (get_frame_size): ... this one.
8655 (assign_stack_local_1): Merge into ...
8656 (assign_stack_local): ... this one.
8657 (expand_function_end): Update call of get_arg_pointer_save_area.
8658 (get_art_pointer_save_area): Remove cfun argument.
8659 * function.h (emit_status): regno_pointer_align does not need length
8660 attribute. Move x_regno_reg_rtx to ...
8661 (regno_reg_rtx): ... new global array.
8662 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8663 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8664 apply_args_value, forced_labels, stack_pointer_delta):
8666 (struct varasm_status): Move here from varasm.c
8667 (struct rtl_data): New. Move here some fields from struct function.
8668 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8669 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8670 used_temp_slots avail_temp_slots, temp_slot_level,
8671 nonlocal_goto_handler_labels): Update accesstors.
8672 (rtl): New global variable.
8673 (struct function): Move some fileds to rtl_data.
8674 (get_arg_pointer_save_area): Update prototype.
8675 * emit-rtl.c (rtl): Declare.
8676 (regno_reg_rtx): Declare.
8677 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8679 (gen_reg_rtx): Update.
8680 (init_virtual_regs): Do not tate emit_status argument.
8681 (init_emit): Do not allocate emit.
8682 * varasm.c (varasm_statuc): Move to function.h.
8683 (n_deferred_constatns): Update accestor.
8684 (init_varasm_status): Do not allocate varasm_status.
8685 (force_const_mem, get_pool_size, output_constant_pool): Update.
8686 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8687 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8689 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8691 PR rtl-optimization/35729
8692 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8695 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8698 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8699 load/store if memory is unaligned.
8700 (*movti_rex64): Likewise.
8702 * config/i386/predicates.md (misaligned_operand): New.
8704 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8707 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8710 2008-03-31 Jan Beulich <jbeulich@novell.com>
8712 * config/ia64/constraints.md: Add 'j' constraint.
8713 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8714 (movdi_internal): Likewise.
8716 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8719 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8721 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8724 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8725 proper error message for the third argument on blendpd and
8728 * config/i386/sse.md (blendbits): New.
8729 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8731 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8733 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8735 2008-03-30 Richard Guenther <rguenther@suse.de>
8738 * fold-const.c (fold_sign_changed_comparison): Do leave
8739 conversions to base-types alone.
8741 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8743 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8744 the link register if one altivec register is be saved.
8746 2008-03-30 Ben Elliston <bje@au.ibm.com>
8748 * final.c (final_scan_insn): Remove if (0) code.
8750 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8752 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8754 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8756 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8757 of V4SFmode to ix86_binary_operator_ok.
8759 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8761 * config/i386/i386.c (override_options): Initialize
8762 ix86_veclib_handler to ix86_veclibabi_svml when
8763 -mveclibabi=svml is used.
8764 (ix86_veclibabi_svml): New function for SVML ABI style
8765 vectorization support.
8766 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8768 2008-03-28 Rafael Espindola <espindola@google.com>
8770 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8771 (tree_binary_nonnegative_warnv_p): Make it public.
8772 (tree_single_nonnegative_warnv_p): Make it public.
8773 (tree_invalid_nonnegative_warnv_p): Make it public.
8774 (tree_unary_nonzero_warnv_p): Make it public.
8775 (tree_binary_nonzero_warnv_p): Make it public
8776 (tree_single_nonzero_warnv_p): Make it public.
8777 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8778 (extract_range_from_binary_expr): Split the expr argument.
8779 (extract_range_from_unary_expr): Split the expr argument.
8780 (extract_range_from_comparison): Split the expr argument.
8781 (extract_range_from_expr): Use the new aux functions.
8782 (vrp_evaluate_conditional_warnv): Use
8783 vrp_evaluate_conditional_warnv_with_ops.
8784 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8785 (tree_binary_nonzero_warnv_p): Declare.
8786 (tree_single_nonzero_warnv_p): Declare.
8787 (tree_expr_nonzero_warnv_p): Declare.
8788 (tree_unary_nonnegative_warnv_p): Declare.
8789 (tree_binary_nonnegative_warnv_p): Declare.
8790 (tree_single_nonnegative_warnv_p): Declare.
8791 (tree_invalid_nonnegative_warnv_p): Declare.
8793 2008-03-28 Richard Guenther <rguenther@suse.de>
8795 PR tree-optimization/30317
8796 PR tree-optimization/30911
8797 PR tree-optimization/34793
8798 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8799 (struct assert_locus_d): New member EXPR.
8800 (register_new_assert_for): Add EXPR parameter to support
8801 ASSERT_EXPR <name, expr OP limit>.
8802 (register_edge_assert_for_1): Adjust callers.
8803 (find_assert_locations): Likewise.
8804 (process_assert_insertions_for): Build condition from expression.
8805 (extract_range_from_assert): Handle ASSERT_EXPRs
8806 of the form ASSERT_EXPR <name, expr OP limit>.
8807 (register_edge_assert_for_2): New helper registering
8808 asserts for comparisons. Recognize range tests of the form
8809 (unsigned)i - CST1 OP CST2.
8810 (register_edge_assert_for_1): Use it.
8811 (register_edge_assert_for): Likewise.
8812 (needs_overflow_infinity): Integer sub-types
8813 do not need overflow infinities.
8814 (vrp_val_is_max): The extreme values of integer sub-types
8815 are those of the base type.
8816 (vrp_val_is_min): Likewise.
8817 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8820 2008-03-28 Nick Clifton <nickc@redhat.com>
8823 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8824 Return GENERAL_REGS for stack adjustment reloads.
8826 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8829 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8830 const_vector when all the vectors are constant.
8832 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8834 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8836 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8837 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8839 (s<code>_sf): Use new scc_sf attribute for opcode names.
8841 2008-03-27 Tom Tromey <tromey@redhat.com>
8843 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8844 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8845 config/spu/t-spu-elf, config/i386/t-interix,
8846 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8847 config/i386/x-darwin, config/i386/x-mingw32,
8848 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8849 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8850 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8851 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8852 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8853 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8854 config/score/t-score-elf, config/arm/t-strongarm-pe,
8855 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8856 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8857 Revert automatic dependency patch.
8859 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8862 * config/i386/i386.c (ix86_function_arg_boundary): Align
8863 decimal floating point to its natural boundary.
8865 2008-03-27 Richard Guenther <rguenther@suse.de>
8868 * fold-const.c (fold_comparison): Restrict distinct decl
8869 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8870 solely rely on operand_equal_p.
8872 2008-03-27 Richard Guenther <rguenther@suse.de>
8875 * c-common.c (handle_weak_attribute): Reject combination of
8878 2008-03-27 Richard Guenther <rguenther@suse.de>
8880 PR tree-optimization/32810
8881 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8882 conversions from DECL_INITIAL.
8883 (fold_const_aggregate_ref): Likewise from constructor elements.
8885 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8887 * tree-affine.h (aff_combination_expand): Declare.
8888 (get_inner_reference_aff): Likewise.
8889 * tree-affine.c (aff_combination_expand): Split out from
8890 tree_to_aff_combination_expand.
8891 (get_inner_reference_aff): New function.
8892 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8893 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8894 (struct lim_aux_data): sm_done field removed.
8895 (mem_ref_loc_p, mem_ref_locs_p): New types.
8896 (struct mem_ref): Added id, stored, accesses_in_loop,
8897 indep_loop, dep_loop, indep_ref, dep_ref fields.
8898 Removed is_stored, locs and next fields.
8899 (memory_accesses): New variable.
8900 (movement_possibility): Do not allow moving statements
8901 that store to memory.
8902 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8904 (determine_max_movement): For statements with memory references,
8905 find the outermost loop in that the reference is independent.
8906 (move_computations_stmt): Mark the virtual operands for renaming.
8907 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8908 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8909 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8910 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8911 create_vop_ref_mapping, analyze_memory_references,
8912 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8913 get_all_locs_in_loop, ref_always_accessed_p,
8914 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8915 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8916 store_motion_loop, store_motion): New functions.
8917 (struct vop_to_refs_elt): New type.
8918 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8919 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8920 (schedule_sm): Replaced by...
8921 (execute_sm): ... this.
8922 (determine_lsm_ref, hoist_memory_references,
8923 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8924 find_more_ref_vops, free_mem_ref, free_mem_refs,
8925 determine_lsm_loop, determine_lsm): Removed.
8926 (tree_ssa_lim_finalize): Free data structures used by store motion.
8927 (tree_ssa_lim): Call analyze_memory_references. Use
8928 store_motion instead of determine_lsm.
8930 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8932 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8933 rename tmake_file to m68hc11/t-m68hc11.
8934 (mcore): Set inhibit_libc to true.
8935 * config.host (alpha*-dec-*vms*): Set extra_programs.
8936 (interix3*): Don't use host_xmake_file.
8937 * configure.ac: Let config.gcc override inhibit_libc.
8938 * configure: Regenerate.
8940 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8941 * config/t-openbsd-thread: Remove commented out lines.
8943 * config/x-interix: Remove.
8945 * config/m68hc11/t-m68hc11-gas: Rename to...
8946 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8948 * config/mcore/t-mcore: Remove T_CFLAGS.
8949 * config/mcore/t-mcore-pe: Likewise.
8951 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8953 * configure.ac: Replace custom __GNU_SOURCE test with
8954 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8955 * aclocal.m4: Regenerate.
8956 * configure: Regenerate.
8957 * config.in: Regenerate.
8959 2008-03-27 Richard Guenther <rguenther@suse.de>
8961 * fold-const.c (target.h): Include.
8962 (fold_comparison): Fold comparison of addresses of decls
8963 that bind locally or of constants. Consolidate address folding code.
8964 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8965 results from fold_binary_to_constant.
8966 (compare_values_warnv): Likewise.
8968 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8971 * fold-const.c (fold_truthop): Check for integeral types when folding
8972 a == 0 && b == 0 and a != 0 || b != 0 .
8974 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8976 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8978 2008-03-26 Andreas Schwab <schwab@suse.de>
8980 * doc/invoke.texi: Fix use of @item vs. @itemx.
8982 2008-03-26 Tom Tromey <tromey@redhat.com>
8984 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8985 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8986 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8987 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8988 build/genconstants.o, build/genemit.o, build/genextract.o,
8989 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8990 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8993 2008-03-26 Richard Guenther <rguenther@suse.de>
8996 2008-03-26 Richard Guenther <rguenther@suse.de>
8998 * fold-const.c (target.h): Include.
8999 (fold_comparison): Fold comparison of addresses of two decls
9000 that bind locally. Consolidate address folding code.
9002 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9004 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9005 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9006 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9007 dconstsqrt2, dconstthird, dconste and/or dconst10.
9008 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9009 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9010 dconstsqrt2, dconste): Delete.
9011 (init_emit_once): Likewise. Simplify initializing dconstm1.
9013 * real.c (get_real_const): New.
9014 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9015 dconstsqrt2, dconste): Delete.
9016 (real_value_const, get_real_const): New.
9018 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9020 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9022 * config/i386/i386.c (ix86_function_arg_boundary): Check
9023 BIGGEST_ALIGNMENT instead of 128.
9024 (setup_incoming_varargs_64): Likewise.
9026 2008-03-26 Tom Tromey <tromey@redhat.com>
9028 * Makefile.in (DEPFILES): Add missing '/'.
9030 2008-03-26 Richard Guenther <rguenther@suse.de>
9032 * fold-const.c (target.h): Include.
9033 (fold_comparison): Fold comparison of addresses of two decls
9034 that bind locally. Consolidate address folding code.
9036 2008-03-26 Nick Clifton <nickc@redhat.com>
9039 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9040 not allow INT+INT as a legitimate addressing mode.
9042 2008-03-26 Richard Guenther <rguenther@suse.de>
9044 * tree-flow.h (widen_bitfield): Remove declaration.
9045 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9046 (widen_bitfield): Remove function.
9047 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9050 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9053 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9056 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9058 PR rtl-optimization/35232
9059 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9060 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9061 reg_reloaded_call_part_clobbered here.
9062 (reload_regs_reach_end_p): New function.
9063 (reload_reg_rtx_for_input): New variable.
9064 (reload_reg_rtx_for_output): Likewise.
9065 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9066 when reassigning a pseudo register. Load reloadreg from
9067 reload_reg_rtx_for_input, moving the mode and register
9069 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9070 instead of the original when deciding whether an input reload
9071 would be a no-op or whether an output reload can be deleted.
9072 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9073 when setting up new_spill_reg_store. Load it from
9074 reload_reg_rtx_for_output, moving the mode and register
9076 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9077 instead of the original when deciding whether an output reload
9078 would be a no-op. Do the same when modifying insn notes.
9079 Use rtx_equal_p instead of == to compare the registers.
9080 (inherit_piecemeal_p): Take a mode and two register numbers
9082 (emit_reload_insns): Clear new_spill_reg_store for every hard
9083 register in the reload register. Remove spill registers
9084 from reg_reloaded_valid before considering whether to record
9085 inheritance information for them. Use reload_reg_rtx_for_output
9086 instead of reg_rtx when recording output reloads. Use
9087 reload_reg_rtx_for_input instead of reg_rtx when recording
9088 input reloads. Set or clear reg_reloaded_call_part_clobbered
9089 at the same time as setting reg_reloaded_valid.
9090 (delete_output_reload): Add a new_reload_reg parameter and use it
9091 instead of rld[j].reg_rtx.
9092 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9095 2008-03-25 Tom Tromey <tromey@redhat.com>
9097 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9098 (build/genattr.o): Likewise.
9099 (build/genattrtab.o): Likewise.
9100 (build/gencodes.o): Likewise.
9101 (build/genconfig.o): Likewise.
9102 (build/genconstants.o): Likewise.
9103 (build/genemit.o): Likewise.
9104 (build/genextract.o): Likewise.
9105 (build/genflags.o): Likewise.
9107 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9109 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9110 instead of size_int for integer types.
9111 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9112 to match type of MINUS_EXPR.
9114 2008-03-25 Tom Tromey <tromey@redhat.com>
9116 * configure: Rebuilt.
9117 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9120 2008-03-25 Tom Tromey <tromey@redhat.com>
9122 * config/x-solaris (host-solaris.o): Update.
9123 * config/x-linux (host-linux.o): Update.
9124 * config/x-hpux (host-hpux.o): Update.
9125 * config/x-darwin (host-darwin.o): Update.
9126 * config/v850/t-v850e (v850-c.o): Update.
9127 * config/v850/t-v850 (v850-c.o): Update.
9128 * config/t-vxworks (vxworks.o): Update.
9129 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9130 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9131 * config/spu/t-spu-elf (spu-c.o): Update.
9133 * config/sh/t-symbian (sh-c.o): Update.
9134 (symbian.o): Update.
9135 * config/sh/t-sh (sh-c.o): Update.
9136 * config/score/t-score-elf (score7.o, score3.o): Update.
9137 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9138 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9139 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9140 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9142 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9143 * config/m32c/t-m32c (m32c-pragma.o): Update.
9144 * config/ia64/t-ia64 (ia64-c.o): Update.
9145 * config/i386/x-mingw32 (host-mingw32.o): Update.
9146 * config/i386/x-i386 (driver-i386.o): Update.
9147 * config/i386/x-darwin (host-i386-darwin.o): Update.
9148 * config/i386/x-cygwin (host-cygwin.o): Update.
9149 * config/i386/t-nwld (nwld.o): Update.
9150 * config/i386/t-netware (netware.o): Update.
9151 * config/i386/t-interix (winnt.o): Update.
9152 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9153 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9154 msformat-c.o): Update.
9155 * config/bfin/t-bfin-linux (generated_files): Add
9156 linux-sysroot-suffix.h.
9157 * config/arm/t-wince-pe (pe.o): Update.
9158 * config/arm/t-strongarm-pe (pe.o): Update.
9159 * config/arm/t-pe (pe.o): Update.
9160 * config/arm/t-arm (arm-c.o): Update.
9161 * doc/install.texi (Prerequisites): Require make 3.80.
9162 * Makefile.in: Remove .o targets.
9163 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9164 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9165 (simple_generated_h, simple_generated_c): Move earlier.
9166 (generated_files): New variable.
9167 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9168 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9169 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9170 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9171 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9172 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9173 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9174 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9175 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9176 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9177 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9178 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9180 (COMPILE.base, COMPILE): New variables.
9181 (%.o): New pattern rule.
9182 (ALL_HOST_OBJS): New variable.
9183 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9184 (dummy-checksum.o, cc1-checksum.o): Remove.
9185 (DRIVER_SHLIB): New variable.
9186 (DRIVER_DEFINES): Use it.
9187 (gencondmd.c): Move out of build/.
9188 (s-conditions): Update.
9189 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9190 (ALL_BUILD_OBJS): Likewise.
9191 (build/%.o): Use BUILDCOMPILE.
9192 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9193 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9194 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9195 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9196 build/genconfig.o, build/genconstants.o, build/genemit.o,
9197 build/genextract.o, build/genflags.o, build/genmddeps.o,
9198 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9199 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9200 build/gen-protos.o, build/scan.o, build/fix-header.o,
9201 build/scan-decls.o): Simplify.
9202 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9203 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9204 prefix.o, toplev.o): Reduce to variable setting.
9205 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9206 ($(out_object_file), gcc-options.o): New targets.
9207 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9208 * configure: Rebuilt.
9209 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9210 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9212 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9214 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9215 complain when we hit an error, return ERROR_MARK_NODE.
9217 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9219 * config/sh/constraints.md (Pso, Psz): New constraints.
9220 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9221 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9223 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9225 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9226 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9228 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9230 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9231 (prefetch_sh2a): New.
9233 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9234 Naveen.H.S <naveen.hs@kpitcummins.com>
9236 * config/sh/constraints.md (I28): New constraint.
9237 * config/sh/sh.c (broken_move): Add support for movi20s.
9238 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9240 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9241 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9242 Naveen.H.S <naveen.hs@kpitcummins.com>
9244 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9245 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9246 (print_operand): Handle resbank in %@ operand code.
9247 (sh_encode_section_info): New.
9248 (push_regs): Add conditions for resbank.
9249 (sh_expand_epilogue): Likewise.
9250 (sh_insert_attributes): Likewise.
9251 (sh_attribute_table): Likewise.
9252 (sh_handle_resbank_handler_attribute): New.
9253 (sh2a_handle_function_vector_handler_attribute): New.
9254 (sh2a_is_function_vector_call): New.
9255 (sh2a_get_function_vector_number): New.
9256 (sh2a_function_vector_p): New.
9257 (sh_cfun_resbank_handler_p): New.
9258 * config/sh/sh.md (calli): Emit jsr/n if possible.
9259 (calli_tbr_rel): New.
9260 (calli_pcrel): Emit jsr/n if possible.
9261 (return_i): Emit rts/n if possible.
9262 (call_valuei_tbr_rel): New.
9263 (call_valuei_pcrel): Add condition for SH2A target.
9264 (call_value): Likewise.
9265 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9266 (sh2a_get_function_vector_number): Likewise.
9267 (sh2a_is_function_vector_call): Likewise.
9268 * doc/extend.texi: Document TBR relative addressing of SH2A.
9269 (resbank): Add description for SH2A.
9271 2008-03-24 Richard Guenther <rguenther@suse.de>
9274 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9275 pointer assignments change conversions according to middle-end rules.
9276 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9277 * configure.ac: Include type checking in yes.
9278 * configure: Regenerate.
9280 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9282 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9283 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9285 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9287 * gthr-vxworks.h (UNUSED): Define.
9289 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9291 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9293 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9295 * doc/extend.texi (Function Attributes): Add missing comma in the
9296 example of the "alloc_size" attribute.
9298 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9301 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9303 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9306 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9309 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9310 of the underlying type of a MS bitfield layout to the natural
9311 alignment of the type.
9313 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9315 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9316 to their natural alignment to avoid store forwarding stalls.
9318 2008-03-22 Richard Guenther <rguenther@suse.de>
9320 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9321 For PHI nodes verify the address is invariant.
9322 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9323 (get_symbol_constant_value): Use is_gimple_min_invariant.
9324 (maybe_fold_stmt_indirect): Likewise.
9326 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9328 PR rtl-optimization/33927
9329 * Makefile.in (dse.o): Depend on $(TM_P_H).
9330 * expr.h (extract_low_bits): Declare.
9331 * expmed.c (extract_low_bits): New function.
9332 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9333 * dse.c: Include tm_p.h.
9334 (find_shift_sequence): Remove the read_reg argument and return the
9335 read value. Emit the instructions instead of returning them.
9336 Iterate on new_mode rather than calculating it each time.
9337 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9338 source to NEW_MODE and extract_low_bits to convert the shifted
9340 (replace_read): Allow the load and store to have different mode
9341 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9342 or extraction instructions before trying the replacement. Update
9343 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9345 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9347 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9348 to their natural alignment to avoid store forwarding stalls.
9350 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9353 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9354 encouraging but not allowing gprs for input;
9355 change the input constraint to !f#r.
9356 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9358 change the output constraint to !f#r.
9360 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9363 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9364 corresponding post-reload splitters.
9365 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9366 when x87 FP math is selected.
9367 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9368 New function prototype.
9369 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9370 unreachable function to ease macroization of insn patterns.
9372 2008-03-21 Martin Jambor <mjambor@suse.cz>
9374 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9375 reference dumps if ddr is NULL or dependence is unknown.
9377 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9379 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9380 unsigned extension into account.
9381 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9382 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9383 Do computations on a scratch register.
9385 2008-03-21 Richard Guenther <rguenther@suse.de>
9387 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9388 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9389 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9390 * tree-ssa-dom.c (record_equality): Likewise.
9391 * tree-inline.c (copy_body_r): Likewise.
9392 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9395 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9397 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9398 as 'delete_unused' argument.
9400 2008-03-20 Richard Guenther <rguenther@suse.de>
9402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9403 special casing of constant qualifiers.
9404 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9405 care about them in general.
9406 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9407 regardless of their type.
9408 (fold_stmt_r): Forcefully fold *& if we end up with that.
9410 2008-03-20 Paul Brook <paul@codesourcery.com>
9412 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9413 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9415 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9417 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9418 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9420 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9422 * common.opt (Wmudflap): New option.
9423 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9424 (mx_register_decls): Likewise.
9425 (mudflap_finish_file): Likewise.
9426 * doc/invoke.texi: Document -Wno-mudflap.
9428 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9430 * c-format.c (replace_format_name_to_system_name): New.
9432 (convert_format_name_to_system_name): New.
9433 (decode_format_attr): Add use of convert_format_name_to_system_name.
9434 (format_types_orig): Add gnu_ prefix to names.
9435 (check_format_info_main): Special treating of \0 escaped names for
9436 supporting multi-character format specifiers as I32, I64.
9437 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9438 (gnu_target_overrides_format_attributes): New.
9439 * c-format.h: Add structure target_ovr_attr to hold
9440 system specific formatter names.
9441 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9442 msformat-c.o file to c_target_objs and cxx_target_objs.
9443 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9444 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9445 (TARGET_N_FORMAT_TYPES): New.
9446 * config/i386/msformat-c.c: New.
9447 * config/i386/t-cygming: Add build rule for msformat-c.o.
9448 * doc/extend.texi: Add new format names gnu_* and ms_* and
9450 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9452 2008-03-20 Ira Rosen <irar@il.ibm.com>
9454 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9455 optimizations turned on under -O3.
9456 (ftree-vectorize): Add that the flag is turned on with -O3.
9458 2008-03-20 Ben Elliston <bje@au.ibm.com>
9460 * regmove.c (try_auto_increment): Fix spelling error in comment.
9461 * final.c (final_scan_insn): Likewise.
9463 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9466 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9467 allocator preferences for "y" and "r" class registers.
9468 ("*mov<mode>_internal"): Ditto.
9469 ("*movv2sf_internal_rex64"): Ditto.
9470 ("*movv2sf_internal"): Ditto.
9472 2008-03-19 Michael Matz <matz@suse.de>
9475 * calls.c (expand_call): Check overlap of arguments with call
9476 address for sibcalls.
9478 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9481 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9482 of the underlying type of a MS bitfield layout to the natural
9483 alignment of the type.
9485 2008-03-19 Jan Hubicka <jh@suse.cz>
9488 * toplev.c (decode_d_option): Handle all CPP flags.
9489 * tree-vrp.c: Update tree_pass descriptors.
9490 * regrename.c: Update tree_pass descriptors.
9491 * fwprop.c: Update tree_pass descriptors.
9492 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9493 * tree-into-ssa.c: Update tree_pass descriptors.
9494 * tree-dump.c: Update tree_pass descriptors.
9495 * tree-complex.c: Update tree_pass descriptors.
9496 * tree-dump.h: Update tree_pass descriptors.
9497 * see.c: Update tree_pass descriptors.
9498 * cgraphbuild.c: Update tree_pass descriptors.
9499 * tracer.c: Update tree_pass descriptors.
9500 * tree-loop-distribution.c: Update tree_pass descriptors.
9501 * cgraph.c: Update tree_pass descriptors.
9502 * postreload-gcse.c: Update tree_pass descriptors.
9503 * postreload.c: Update tree_pass descriptors.
9504 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9505 * tree-tailcall.c: Update tree_pass descriptors.
9506 * tree-pass.h (tree_opt_pass): Rename to ...
9507 (opt_pass) ... this one; add "type" field and remove letter field.
9508 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9509 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9510 all_lowering_passes): Update declaration.
9511 * ipa-cp.c: Update tree_pass descriptors.
9512 * final.c: Update tree_pass descriptors.
9513 * omp-low.c: Update tree_pass descriptors.
9514 * tree-ssa-dse.c: Update tree_pass descriptors.
9515 * ipa-reference.c: Update tree_pass descriptors.
9516 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9517 * auto-inc-dec.c: Update tree_pass descriptors.
9518 * reorg.c: Update tree_pass descriptors.
9519 * cgraphunit.c: Update tree_pass descriptors.
9520 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9521 * tree-ssa-ccp.c: Update tree_pass descriptors.
9522 * df-core.c: Update tree_pass descriptors.
9523 * mode-switching.c: Update tree_pass descriptors.
9524 * tree-nomudflap.c: Update tree_pass descriptors.
9525 * modulo-sched.c: Update tree_pass descriptors.
9526 * ipa-pure-const.c: Update tree_pass descriptors.
9527 * cse.c: Update tree_pass descriptors.
9528 * web.c: Update tree_pass descriptors.
9529 * tree-stdarg.c: Update tree_pass descriptors.
9530 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9531 * tree-ssa-dom.c: Update tree_pass descriptors.
9532 * tree-nrv.c: Update tree_pass descriptors.
9533 * tree-ssa-alias.c: Update tree_pass descriptors.
9534 * loop-init.c: Update tree_pass descriptors.
9535 * gimple-low.c: Update tree_pass descriptors.
9536 * ipa-inline.c: Update tree_pass descriptors.
9537 * tree-ssa-sink.c: Update tree_pass descriptors.
9538 * global.c: Update tree_pass descriptors.
9539 * ifcvt.c: Update tree_pass descriptors.
9540 * jump.c: Update tree_pass descriptors.
9541 * predict.c: Update tree_pass descriptors.
9542 * tree-ssa-loop.c: Update tree_pass descriptors.
9543 * recog.c: Update tree_pass descriptors.
9544 * dse.c: Update tree_pass descriptors.
9545 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9546 * tree-eh.c: Update tree_pass descriptors.
9547 * regmove.c: Update tree_pass descriptors.
9549 * function.c: Update tree_pass descriptors.
9550 * tree-vectorizer.c: Update tree_pass descriptors.
9551 * gcse.c: Update tree_pass descriptors.
9552 * ipa-type-escape.c: Update tree_pass descriptors.
9553 * tree-if-conv.c: Update tree_pass descriptors.
9554 * init-regs.c: Update tree_pass descriptors.
9555 * ipa.c: Update tree_pass descriptors.
9556 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9557 * rtl-factoring.c: Update tree_pass descriptors.
9558 * lower-subreg.c: Update tree_pass descriptors.
9559 * bt-load.c: Update tree_pass descriptors.
9560 * tree-dfa.c: Update tree_pass descriptors.
9561 * except.c: Update tree_pass descriptors.
9562 * emit-rtl.c: Update tree_pass descriptors.
9563 * cfgexpand.c: Update tree_pass descriptors.
9564 * tree-cfgcleanup.c: Update tree_pass descriptors.
9565 * cfgcleanup.c: Update tree_pass descriptors.
9566 * tree-ssa-pre.c: Update tree_pass descriptors.
9567 * tree-sra.c: Update tree_pass descriptors.
9568 * tree-mudflap.c: Update tree_pass descriptors.
9569 * tree-ssa-copy.c: Update tree_pass descriptors.
9570 * cfglayout.c: Update tree_pass descriptors.
9571 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9572 * tree-ssa-dce.c: Update tree_pass descriptors.
9573 * tree-ssa.c: Update tree_pass descriptors.
9574 * regclass.c: Update tree_pass descriptors.
9575 * integrate.c: Update tree_pass descriptors.
9576 * tree-optimize.c: Update tree_pass descriptors.
9577 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9578 * tree-object-size.c: Update tree_pass descriptors.
9579 * combine.c: Update tree_pass descriptors.
9580 * tree-outof-ssa.c: Update tree_pass descriptors.
9581 * bb-reorder.c: Update tree_pass descriptors.
9582 * stack-ptr-mod.c: Update tree_pass descriptors.
9583 * var-tracking.c: Update tree_pass descriptors.
9584 * tree-profile.c: Update tree_pass descriptors.
9585 * tree-vect-generic.c: Update tree_pass descriptors.
9586 * reg-stack.c: Update tree_pass descriptors.
9587 * sched-rgn.c: Update tree_pass descriptors.
9588 * tree-ssa-structalias.c: Update tree_pass descriptors.
9589 * tree-cfg.c: Update tree_pass descriptors.
9590 * passes.c (current_pass): Update declaration.
9591 (finish_optimization_passes): Update.
9592 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9593 (register_one_dump_file, register_dump_files_1, next_pass_1):
9595 (init_optimization_passes): Update handling of new types.
9596 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9597 * ipa-struct-reorg.c: Update tree_pass descriptors.
9598 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9599 * combine-stack-adj.c: Update tree_pass descriptors.
9600 * cfgrtl.c: Update tree_pass descriptors.
9601 * dce.c: Update tree_pass descriptors.
9602 * tree-ssanames.c: Update tree_pass descriptors.
9604 2008-03-19 Richard Guenther <rguenther@suse.de>
9607 * tree-ssa.c (walk_data): New structure.
9608 (warn_uninitialized_var): If not always_executed warn with "maybe"
9610 (execute_early_warn_uninitialized): Compute post-dominators.
9611 Initialize always_executed before processing each basic block.
9613 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9616 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9617 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9619 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9621 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9623 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9625 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9627 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9628 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9629 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9630 target after ignore has been set, and move there also the commputation
9631 of subtarget and original_target.
9632 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9633 (LANG_HOOKS_INITIALIZER): Remove it.
9634 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9636 2008-03-18 Richard Guenther <rguenther@suse.de>
9638 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9639 found an expression with constants, note that in the VN for the lhs.
9640 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9641 fold them to constants if possible. Run cleanup_cfg if done so.
9642 (execute_pre): Return todo.
9644 (execute_fre): Likewise.
9645 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9647 (get_prop_source_stmt): Look through pointer conversions.
9649 2008-03-18 Jan Hubicka <jh@suse.cz>
9651 * tree-pretty-print.c: Include predict.h.
9652 (dump_generic_node): Dump predictor.
9653 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9654 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9655 * gimple-low.c (lower_stmt): Likewise.
9656 * expr.c (expand_expr_real): Likewise.
9657 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9659 (build_predict_expr, build_predict_expr): New.
9660 * predict.h (predictor_name, build_predict_expr): Update.
9661 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9662 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9663 * predict.def (PRED_CONTINUE): Update hitrate.
9664 * tree.def (PREDICT_EXPR): Define.
9665 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9666 do not handle BIND_EXPR.
9667 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9668 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9669 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9672 2008-03-18 Michael Matz <matz@suse.de>
9674 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9676 2008-03-18 Richard Guenther <rguenther@suse.de>
9678 * tree-gimple.h (is_gimple_invariant_address): Declare.
9679 (is_gimple_constant): Likewise.
9680 * tree-gimple.c (is_gimple_constant): New function.
9681 (is_gimple_invariant_address): Likewise.
9682 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9683 and is_gimple_invariant_address.
9684 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9686 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9687 an addressable base.
9689 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9692 * gimplify.c (gimplify_expr): Gimplify second operand of
9695 2008-03-17 Richard Guenther <rguenther@suse.de>
9697 PR tree-optimization/19637
9698 * fold-const.c (fold_unary): Remove restrictions of removing
9699 intermediate pointer-conversions (P2)(P1)P0.
9700 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9701 conversion to void pointer.
9702 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9704 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9707 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9708 emulated thread local variables.
9710 2008-03-16 Richard Guenther <rguenther@suse.de>
9713 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9714 expand TREE_INVARIANT operations that are not gimple invariant.
9716 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9718 * doc/extend.texi (Alignment): Say that the ABI controls
9719 the __alignof__ for non-strict-alignment targets rather
9720 than being a recommendation.
9722 2008-03-15 Paul Brook <paul@codesourcery.com>
9724 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9726 (arm_output_fn_unwind): Mark functions that can not be unwound.
9728 2008-03-15 Paul Brook <paul@codesourcery.com>
9730 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9731 extension instructions.
9733 2008-03-15 Richard Guenther <rguenther@suse.de>
9735 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9736 and fold constant aggregate refs.
9737 (fold_const_aggregate_ref): Handle string constants
9738 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9739 (evaluate_stmt): Simplify now that ccp_fold folds constant
9742 2008-03-15 Paul Brook <paul@codesourcery.com>
9744 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9745 (extzv): Use gen_extzv_t2.
9746 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9748 2008-03-15 Richard Guenther <rguenther@suse.de>
9750 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9751 (fold_const_aggregate_ref): Likewise.
9752 (get_value): Return NULL if we don't have any values.
9753 (ccp_finalize): Set const_val to NULL after freeing it.
9754 * tree-flow.h (get_symbol_constant_value): Declare.
9755 (fold_const_aggregate_ref): Likewise.
9756 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9758 2008-03-15 Richard Guenther <rguenther@suse.de>
9761 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9762 to not produce negative array indices if not allowed. Add
9763 parameter to indicate that.
9764 (maybe_fold_offset_to_component_ref): Allow negative array
9765 indices only for the first member of a structure.
9766 (maybe_fold_offset_to_reference): Allow negative array indices.
9767 (maybe_fold_stmt_addition): Likewise.
9769 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9770 Anatoly Sokolov <aesok@post.ru>
9772 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9773 (avr_arch): Add ARCH_AVR6.
9774 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9775 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9776 instead of fixed value 2.
9777 (print_operand_address): Use gs() asm specifier instead of pm().
9778 (avr_assemble_integer): (Ditto.).
9779 (avr_output_addr_vec_elt): (Ditto.).
9780 (print_operand): Handle "!" code.
9781 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9782 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9783 (AVR_HAVE_EIJMP_EICALL): Define.
9784 (AVR_3_BYTE_PC): Redefine.
9785 (AVR_2_BYTE_PC): (Ditto.).
9786 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9787 (LINK_SPEC): Add atmega2560 and atmega2561.
9788 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9790 * config/avr/avr.md (call_insn): Use eicall instead of icall
9791 for 3 byte PC devices.
9792 (call_value_insn): (Ditto.).
9793 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9794 (indirect_jump): Use only for for 2 byte PC devices.
9795 (*tablejump): (Ditto.).
9796 (*indirect_jump_avr6): Add insn.
9797 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9798 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9799 instead of ijmp for 3 byte PC devices.
9800 (__tablejump2__): (Ditto.).
9801 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9802 (MULITLIB_DIRNAMES): (Ditto.).
9803 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9805 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9807 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9808 "sse2_umulsidi3". Use V1DI mode for operand 0.
9809 ("mmx_psadbw"): Use V1DI mode for operand 0.
9810 * config/i386/i386-modes.def (V1SI): New vector mode.
9811 * config/i386/i386.c (struct builtin_description)
9812 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9813 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9814 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9815 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9816 v1di_ftype_v8qi_v8qi type.
9817 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9819 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9820 __builtin_ia32_pmuludq]: Fix the mode of return value.
9822 2008-03-15 Richard Guenther <rguenther@suse.de>
9825 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9828 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9830 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9831 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9832 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9833 unless TARGET_SERIALIZE_VOLATILE is enabled.
9834 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9835 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9836 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9838 2008-03-14 Richard Guenther <rguenther@suse.de>
9840 PR tree-optimization/34172
9841 * tree-flow.h (refs_may_alias_p): Declare.
9842 (get_single_def_stmt): Likewise.
9843 (get_single_def_stmt_from_phi): Likewise.
9844 (get_single_def_stmt_with_phi): Likewise.
9845 * tree-dfa.c (refs_may_alias_p): New function.
9846 (get_single_def_stmt): Likewise.
9847 (get_single_def_stmt_from_phi): Likewise.
9848 (get_single_def_stmt_with_phi): Likewise.
9849 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9850 (vn_reference_lookup_1): New helper function.
9851 (vn_reference_lookup): Walk the virtual use-def chain to
9852 continue searching for a match if the def does not alias the
9853 reference we are looking for.
9855 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9857 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9858 archive and Perzl. Update The Written Word listing.
9860 2008-03-14 Richard Guenther <rguenther@suse.de>
9862 PR tree-optimization/34043
9863 PR tree-optimization/33989
9864 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9866 (bitmap_find_leader): Use extra argument to verify dominance
9867 relationship inside a basic-block.
9868 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9869 (find_leader_in_sets): Adjust.
9870 (create_component_ref_by_pieces): Take extra argument for
9871 dominance check, handle lookup failures.
9872 (find_or_generate_expression): Likewise.
9873 (create_expression_by_pieces): Likewise.
9874 (insert_into_preds_of_block): Adjust.
9875 (create_value_expr_from): If asked for, verify all operands
9876 are in the blocks AVAIL_OUT set.
9877 (make_values_for_stmt): Check for SSA_NAMEs that are life
9878 over an abnormal edge.
9879 (compute_avail): Remove such check.
9880 (do_SCCVN_insertion): New function.
9881 (eliminate): If we do not find a leader suitable for replacement
9882 insert a replacement expression from SCCVN if available.
9883 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9884 (struct vn_ssa_aux): Add needs_insertion flag.
9885 * tree-ssa-sccvn.c (may_insert): New global flag.
9886 (copy_reference_ops_from_ref): Value-number union member access
9887 based on its size, not type and member if insertion is allowed.
9888 (visit_reference_op_load): For a weak match from union type
9889 punning lookup a view-converted value and insert a SSA_NAME
9890 for that value if that is not found.
9891 (visit_use): Make dumps shorter. Do not disallow value numbering
9892 SSA_NAMEs that are life over an abnormal edge to constants.
9893 (free_scc_vn): Release inserted SSA_NAMEs.
9894 (run_scc_vn): New flag to specify whether insertion is allowed.
9895 Process SSA_NAMEs in forward order.
9896 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9897 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9898 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9899 pointer type to/from integral types that do not change the
9900 precision to regular conversions.
9902 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9904 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9905 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9906 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9907 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9908 input arguments and the mode of return value. Built-in functions
9909 that operate on whole 64-bit MMX register now use V1DI mode.
9911 2008-03-13 Alon Dayan <alond@il.ibm.com>
9912 Olga Golovanevsky <olga@il.ibm.com>
9914 PR tree-optimization/35041
9915 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9916 to locate the right position in a statement.
9918 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9922 * config/i386/xmmintrin.h: Change all static inline functions to
9923 extern inline and add __gnu_inline__ attribute.
9924 * config/i386/bmintrin.h: Ditto.
9925 * config/i386/smmintrin.h: Ditto.
9926 * config/i386/tmmintrin.h: Ditto.
9927 * config/i386/mmintrin-common.h: Ditto.
9928 * config/i386/ammintrin.h: Ditto.
9929 * config/i386/emmintrin.h: Ditto.
9930 * config/i386/pmmintrin.h: Ditto.
9931 * config/i386/mmintrin.h: Ditto.
9932 * config/i386/mm3dnow.h: Ditto.
9934 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9937 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9938 (lower_omp_2): New function.
9939 (lower_omp_1, lower_omp): Rewritten.
9941 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9944 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9945 with the phrase "Microsoft Windows compilers".
9946 (Push/Pop Macro Pragmas): New subsection. Document
9947 #pragma push_macro and pragma pop_macro.
9949 2008-03-12 Paul Brook <paul@codesourcery.com>
9951 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9953 2008-03-12 Paul Brook <paul@codesourcery.com>
9955 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9956 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9957 (thumb2_addsi_shortim): Rename ...
9958 (thumb2_addsi_short): ... to this. Allow register operands.
9959 (thumb2_subsi_short): New pattern.
9960 (thumb2_one_cmplsi2_short,
9961 thumb2_negsi2_short): New patterns and peepholes.
9963 2008-03-12 Paul Brook <paul@codesourcery.com>
9965 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9967 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9969 * config/i386/i386.md (int_cond): New code iterator.
9971 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9972 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9973 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9974 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9975 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9976 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9977 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9978 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9980 2008-03-12 Paul Brook <paul@codesourcery.com>
9982 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9983 instead of {arm,thumb}_compute_save_reg_mask.
9984 (output_return_instruction): Ditto.
9985 (thumb_unexpanded_epilogue): Ditto.
9986 (thumb1_expand_prologue): Ditto.
9987 (thumb1_output_function_prologue): Ditto.
9988 (arm_set_return_address): Ditto.
9989 (thumb_set_return_address): Ditto.
9990 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9991 regs to achieve stack alignment.
9992 (thumb1_compute_save_reg_mask): Fix compiler warning.
9993 (arm_output_epilogue): Use offsets->saved_regs_mask.
9994 Adjust stack pointer by poping call clobered registers.
9995 (arm_expand_prologue): Use offsets->saved_regs_mask.
9996 Adjust stack pointer by pushing extra registers.
9997 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9999 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10002 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10003 conversion to the operands of a multiplication.
10005 2008-03-12 Richard Guenther <rguenther@suse.de>
10007 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10008 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10009 * timevar.def (TV_TREE_PHIPROP): Add.
10010 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10011 pass description. Use TV_TREE_PHIPROP.
10012 * tree-ssa-forwprop.c: Remove phiprop code.
10014 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10016 PR middle-end/35549
10017 * omp-low.c (maybe_lookup_decl): Constify first argument.
10018 (use_pointer_for_field): Change last argument from bool to
10019 omp_context *. Disallow shared copy-in/out in nested
10020 parallel if decl is shared in outer parallel too.
10021 (build_outer_var_ref, scan_sharing_clauses,
10022 lower_rec_input_clauses, lower_copyprivate_clauses,
10023 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10025 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10026 Ira Rosen <irar@il.ibm.com>
10028 * tree-vectorizer.c (free_stmt_vec_info): New function.
10029 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10030 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10031 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10032 * tree-vect-transform.c (vectorizable_conversion): Free
10033 vec_oprnds0 if it was allocated.
10034 (vect_permute_store_chain): Remove unused VECs.
10035 (vectorizable_store): Free VECs that are allocated in the..
10037 (vect_transform_strided_load, vectorizable_load): Likewise.
10038 (vect_remove_stores): Simplify the code.
10039 (vect_transform_loop): Move code to vect_remove_stores().
10040 Call vect_remove_stores() and free_stmt_vec_info().
10042 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10044 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10045 TARGET_HPUX. Revise comment.
10046 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10047 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10048 Use sr4 variant of `be' instruction when not generating PIC code.
10049 (attr_length_call): Adjust for above change.
10051 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10053 * ipa-reference.c (static_execute): Remove module_statics_const and
10054 associated setting code.
10056 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10059 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10060 predicate for operand 1.
10061 (paritysi2_cmp): Use register_operand predicate for operand 2.
10062 Use earlyclobber modifier for operand 1. Remove support for
10064 (paritydi2_cmp): Use register_operand predicate for operand 3.
10065 Use earlyclobber modifier for operand 1. Remove support for
10068 2008-03-11 Paul Brook <paul@codesourcery.com>
10069 Vladimir Prus <vladimir@codesourcery.com>
10071 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10072 (arm_compute_save_reg0_reg12_mask): Always
10073 check if register 11 must be saved. Always safe hard frame pointer
10074 when frame_pointer_needeed.
10075 (arm_compute_save_reg_mask): Save IP and PC
10076 only with apcs frames.
10077 (arm_output_epilogue): Adjust Thumb2 codepath to
10078 be also invoked and work for ARM non-apcs frames.
10079 (arm_expand_prologue): Don't bother saving IP
10080 for non-apcs frame, since it's not clobbered by
10081 prologue code. Implement non-apcs frame
10084 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10086 PR rtl-optimization/35281
10087 * expr.c (convert_move): Use a new pseudo for the intermediate
10088 from_mode->word_mode result.
10090 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10092 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10093 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10094 * toplev.c (compile_file): Don't call it.
10096 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10098 PR middle-end/35526
10099 * expr.c (store_expr): Call emit_block_move if the mode
10100 of "temp" RTX is BLKmode.
10102 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10103 Richard Guenther <rguenther@suse.de>
10105 PR tree-optimization/31358
10106 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10107 the step with a NULL_TREE.
10108 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10109 to sizetype if type is a pointer type.
10110 (add_candidate_1): Don't convert the base and step to
10111 the generic type if the orginal type is a pointer type.
10112 (add_iv_value_candidates): Use sizetype for the step
10113 if type is a pointer type.
10114 (cand_value_at): Likewise.
10115 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10117 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10118 Don't convert the tem affine to the type.
10119 (add_elt_to_tree): Use sizetype for the step if a pointer.
10120 Use POINTER_PLUS_EXPR for pointers.
10121 (aff_combination_to_tree): Use sizetype for the step if a
10124 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10126 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10127 Remove commutativity hint.
10129 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10133 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10134 errorneous type. Check that v is a VAR_DECL.
10136 PR middle-end/35099
10137 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10139 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10141 PR tree-optimization/35494
10142 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10143 may be overriden at link and run time.
10145 2008-03-10 Richard Guenther <rguenther@suse.de>
10147 PR tree-optimization/34677
10148 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10149 (poolify_tree): Likewise.
10150 (modify_expr_template): Likewise.
10151 (poolify_modify_stmt): Likewise.
10152 (insert_fake_stores): Handle all component-ref style stores
10153 in addition to INDIRECT_REF. Also handle complex types.
10154 Do not poolify the inserted load.
10155 (realify_fake_stores): Do not rebuild the tree but only
10156 make it a SSA_NAME copy.
10157 (init_pre): Remove initialzation of modify_expr_template.
10158 Do not allocate modify_expr_node_pool.
10159 (fini_pre): Do not free modify_expr_node_pool.
10161 2008-03-10 Paul Brook <paul@codesourcery.com>
10163 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10164 to avoid conflicts.
10166 2008-03-10 Paul Brook <paul@codesourcery.com>
10167 Mark Shinwell <shinwell@codesourcery.com>
10169 * config/arm/cortex-r4.md: New.
10170 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10172 * config/arm/arm.md: Include cortex-r4.md.
10173 (insn): Add smmls, sdiv and udiv values.
10174 (generic_sched): Don't use generic scheduling for Cortex-R4.
10175 (arm_issue_rate): New function.
10176 (TARGET_SCHED_ISSUE_RATE): Define.
10178 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10180 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10182 2008-03-10 Richard Guenther <rguenther@suse.de>
10184 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10185 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10187 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10189 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10190 Set default to true.
10192 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10194 * c.opt (Wsynth): Deprecate.
10195 * doc/invoke.texi (Option Summary, Warning Options): Document
10196 -Wno-format-contains-nul.
10198 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10201 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10202 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10204 2008-03-09 Ira Rosen <irar@il.ibm.com>
10206 * config/rs6000/rs6000.c (builtin_description): Rename vector
10207 left shift operations.
10208 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10209 (altivec_vsl<VI_char>): Rename to ...
10210 (ashl<mode>3): ... new name.
10211 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10213 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10215 2008-03-08 Richard Guenther <rguenther@suse.de>
10217 * coverage.h (tree_coverage_counter_addr): Declare.
10218 * coverage.c (tree_coverage_counter_addr): New function.
10219 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10220 before using again.
10221 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10222 (tree_gen_one_value_profiler): Likewise.
10223 (tree_gen_ic_profiler): Likewise.
10224 (tree_gen_average_profiler): Likewise.
10225 (tree_gen_ior_profiler): Likewise.
10227 2008-03-08 Richard Guenther <rguenther@suse.de>
10229 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10230 (vn_binary_op_insert): Likewise.
10231 (vn_unary_op_lookup): Likewise.
10232 (vn_unary_op_insert): Likewise.
10233 (vn_nary_op_lookup): Declare.
10234 (vn_nary_op_insert): Likewise.
10235 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10236 and binary hashes, use a single obstack for unary_op_pool
10237 and binary_op_pool.
10238 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10239 a single struct vn_nary_op_s. Store tree code length and
10240 a variable number of operands.
10241 (struct vn_reference_op_struct): Remove unused op2.
10242 (vn_reference_op_eq): Do not compare op2.
10243 (vn_reference_op_compute_hash): Do not compute hash of op2.
10244 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10245 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10246 with vn_nary_op_compute_hash.
10247 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10248 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10250 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10252 (visit_unary_op): Call nary functions.
10253 (visit_binary_op): Likewise.
10254 (process_scc): Adjust for struct vn_tables_s changes.
10255 (allocate_vn_table): Likewise.
10256 (free_vn_table): Likewise.
10257 * tree-vn.c (vn_add): Call nary functions.
10258 (vn_lookup): Likewise.
10260 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10263 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10264 wdst back after sync_compare_and_swapqhi_internal.
10266 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10269 * config/i386/i386-modes.def (V1DI): New vector mode.
10270 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10271 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10272 (MMXMODE248): Ditto.
10273 (MMXMODE): Add V1DI mode.
10274 (mmxvecsize): Change DI mode to V1DI mode.
10275 ("mov<mode>): Use MMXMODEI8 mode iterator.
10276 ("*mov<mode>_internal_rex64"): Ditto.
10277 ("*mov<mode>_internal"): Ditto.
10278 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10279 ("mmx_sub<mode>3"): Ditto.
10280 ("mmx_adddi3"): Remove insn pattern.
10281 ("mmx_subdi3"): Ditto.
10282 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10283 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10284 ("mmx_ashl<mode>3"): Ditto.
10285 ("mmx_lshrdi3"): Remove insn pattern.
10286 ("mmx_ashldi3"): Ditto.
10287 * config/i386/i386.c (classify_argument): Handle V1DImode.
10288 (function_arg_advance_32): Ditto.
10289 (function_arg_32): Ditto.
10290 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10291 mmx_addv1di3 insn pattern.
10292 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10293 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10294 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10295 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10296 Remove definitions of built-in functions.
10297 (V1DI_type_node): New node.
10298 (v1di_ftype_v1di_int): Ditto.
10299 (v1di_ftype_v1di_v1di): Ditto.
10300 (v2si_ftype_v2si_si): Ditto.
10301 (v4hi_ftype_v4hi_di): Remove node.
10302 (v2si_ftype_v2si_di): Ditto.
10303 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10304 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10305 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10306 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10307 Add new builtins using def_builtin_const.
10308 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10309 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10310 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10311 * config/i386/mmintrin.h (__v1di): New typedef.
10312 (_mm_add_si64): Cast arguments to __v1di type.
10313 (_mm_sub_si64): Ditto.
10314 (_mm_sll_pi16): Cast __count to __v4hi type.
10315 (_mm_sll_pi32): Cast __count to __v2si type.
10316 (_mm_sll_si64): Cast arguments to __v1di type.
10317 (_mm_srl_pi16): Cast __count to __v4hi type.
10318 (_mm_srl_pi32): Cast __count to __v2si type.
10319 (_mm_srl_si64): Cast arguments to __v1di type.
10320 (_mm_sra_pi16): Cast __count to __v4hi type.
10321 (_mm_sra_pi32): Cast __count to __v2si type.
10322 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10323 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10324 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10325 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10326 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10327 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10328 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10329 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10330 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10331 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10332 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10333 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10335 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10337 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10339 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10342 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10343 reg+const addressing for Altivec modes. Don't generate reg+reg
10344 addressing for TFmode or TDmode quantities.
10346 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10348 * c-common.c (vector_types_convertible_p): Call langhook
10349 instead of comptypes.
10351 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10354 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10355 integral and scalar float variables which have a
10358 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10360 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10361 dwarf_register_span hook when emitting unwind information for
10362 register-to-memory saves.
10363 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10364 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10366 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10368 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10369 for the same VAR_DECL.
10371 2008-03-06 Tom Tromey <tromey@redhat.com>
10373 * treelang: Delete.
10374 * doc/standards.texi (Standards): Don't mention treelang.
10375 * doc/invoke.texi (Overall Options): Don't mention treelang.
10376 * doc/install.texi (Prerequisites): Don't mention bison or
10378 (Configuration): Don't mention treelang.
10379 (Building): Likewise.
10380 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10382 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10384 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10385 word-extractions out of a multi-word object.
10387 2008-03-06 Richard Guenther <rguenther@suse.de>
10389 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10390 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10391 result type and precision.
10392 * expr.c (get_inner_reference): Set unsignedp based on the result
10393 type of BIT_FIELD_REF.
10394 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10395 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10396 (try_instantiate_multiple_fields): Likewise. Use the correct type
10398 (sra_build_assignment): Likewise.
10399 (sra_build_elt_assignment): Likewise.
10400 (sra_explode_bitfield_assignment): Likewise.
10401 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10402 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10403 set BIT_FIELD_REF_UNSIGNED.
10404 (vectorizable_load): Likewise.
10406 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10408 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10411 2008-03-06 Richard Guenther <rguenther@suse.de>
10413 * alias.c (struct alias_set_entry): Move has_zero_child field
10414 to pack with alias_set.
10416 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10418 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10421 2008-03-05 Ian Lance Taylor <iant@google.com>
10423 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10425 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10427 * fwprop.c (update_df): Support width and offset parameters of
10429 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10430 global_conflicts): Change DF_REF_EXTRACT to either
10431 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10432 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10433 * df-scan.c (df_ref_record, df_defs_record,
10434 df_ref_create_structure, df_def_record_1, df_uses_record,
10435 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10436 df_bb_refs_collect, df_entry_block_defs_collect,
10437 df_exit_block_uses_collect): Support new width and offset fields.
10438 (ref_extract_pool): New storage pool.
10439 (df_free_ref): New function.
10440 (df_reg_chain_unlink, df_free_collection_rec,
10441 df_sort_and_compress_refs): Call df_free_ref.
10442 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10444 (df_ref_create_structure): Allocate df_ref_extract if offset and
10445 width fields are used.
10446 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10447 (df_uses_record): Get offset and width from ZERO_EXTRACT
10449 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10450 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10451 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10452 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10453 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10454 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10455 (df_ref_extract): New structure.
10456 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10457 (df_ref_create): Add width and offset parameters.
10459 2008-03-05 Richard Guenther <rguenther@suse.de>
10461 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10462 Use ranges_overlap_p.
10463 (offset_overlaps_with_access): Rename
10464 to ranges_overlap_p and move ...
10465 * tree-flow-inline.h (ranges_overlap_p): ... here.
10467 * tree.h (get_inner_reference, handled_component_p): Update
10470 * tree.h (record_component_aliases, get_alias_set,
10471 alias_sets_conflict_p, alias_sets_must_conflict_p,
10472 objects_must_conflict_p): Move declarations ...
10473 * alias.h (record_component_aliases, get_alias_set,
10474 alias_sets_conflict_p, alias_sets_must_conflict_p,
10475 objects_must_conflict_p): ... here.
10476 Include coretypes.h.
10477 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10479 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10481 * cfg.c: Include tree-flow.h.
10482 (remove_edge_raw): Call redirect_edge_var_map_clear.
10483 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10484 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10485 (redirect_edge_var_map_result): New.
10486 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10487 PENDING_STMT use with redirect_edge_var_map_*.
10488 * tree-ssa.c (edge_var_maps): New definition.
10489 (redirect_edge_var_map_add): New.
10490 (redirect_edge_var_map_clear): New.
10491 (redirect_edge_var_map_dup): New.
10492 (redirect_edge_var_map_vector): New.
10493 (redirect_edge_var_map_destroy): New.
10494 (ssa_redirect_edge): Replace PENDING_STMT use with
10495 redirect_edge_var_map_*.
10496 (flush_pending_stmts): Same.
10497 (delete_tree_ssa): Destroy edge var map.
10498 * tree-flow.h (struct _edge_var_map): New.
10499 Define edge_var_map vector type.
10500 Declare redirect_edge_var_map_* prototypes.
10501 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10502 * tree-cfg.c (reinstall_phi_args): Replace
10503 PENDING_STMT use with redirect_edge_var_map_*.
10505 2008-03-05 Richard Guenther <rguenther@suse.de>
10507 PR tree-optimization/35472
10508 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10509 whose single use_stmt has a overlapping set of loaded and
10510 stored symbols as that use_stmt might be a noop assignment then.
10512 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10514 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10516 2008-03-05 Richard Guenther <rguenther@suse.de>
10519 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10520 should be constants.
10521 * tree-cfg.c (verify_expr): Verify it.
10522 * fold-const.c (fold_truthop): Remove code generating
10523 BIT_FIELD_REFs of structure bases.
10524 (fold_binary): Likewise.
10525 (fold_ternary): Position and size of BIT_FIELD_REFs are
10526 always host integers.
10527 (make_bit_field_ref): Remove.
10528 (optimize_bit_field_compare): Remove.
10529 (all_ones_mask_p): Remove.
10531 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10534 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10535 (split_block_and_df_analyze): New. Split basic block and rebuild
10537 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10539 (split_pattern_seq): Likewise.
10540 (erase_matching_seqs): Likewise.
10541 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10543 2008-03-04 Geoff Keating <geoffk@apple.com>
10545 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10546 declaration and code.
10547 (tree_invalid_nonnegative_warnv_p): Likewise.
10549 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10551 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10552 examples. Truncate option-names then causing overfull hbox.
10554 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10557 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10559 * configure: Rebuilt.
10561 2008-03-04 Rafael Espindola <espindola@google.com>
10563 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10564 (tree_unary_nonnegative_warnv_p): New.
10565 (tree_binary_nonnegative_warnv_p): New.
10566 (tree_single_nonnegative_warnv_p): New.
10567 (tree_invalid_nonnegative_warnv_p): New.
10568 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10570 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10573 * opts.c (handle_option): Postpone 'unknown option' errors only for
10576 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10579 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10582 2008-03-04 Rafael Espindola <espindola@google.com>
10584 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10585 (tree_binary_nonzero_warnv_p): New.
10586 (tree_single_nonzero_warnv_p): New.
10587 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10589 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10591 PR middle-end/35456
10592 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10593 transformations for modes that have signed zeros.
10594 * ifcvt.c (noce_try_abs): Ditto.
10596 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10598 * config/i386/i386.c (override_options): Force
10599 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10601 2008-03-04 Jan Hubicka <jh@suse.cz>
10604 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10607 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10609 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10610 label to probe the stack.
10612 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10614 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10615 (__gthr_win32_mutex_destroy): Declare.
10616 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10617 __gthr_win32_mutex_destroy.
10618 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10620 2008-03-03 Jan Hubicka <jh@suse.cz>
10623 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10624 aggressive on inlining cold calls.
10626 2008-03-03 Richard Guenther <rguenther@suse.de>
10628 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10629 struct copies into the expression table.
10630 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10631 (try_to_simplify): Likewise.
10632 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10633 integral and pointer arguments which do not change the
10634 precision to NOP_EXPRs.
10635 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10636 VIEW_CONVERT_EXPR case.
10638 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10640 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10641 defined in a loop at depth 0 is invariant.
10642 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10643 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10644 be called at loop depth 0.
10646 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10649 * gcc.c (process_command): Update copyright notice dates.
10650 * gcov.c (print_version): Likewise.
10651 * gcov-dump.c (print_version): Likewise.
10652 * mips-tfile.c (main): Likewise.
10653 * mips-tdump.c (main): Likewise.
10655 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10658 * c-common.c (flag_permissive): Delete.
10659 (constant_expression_warnings): Check flags first.
10660 (constant_expression_error): New.
10661 * c-common.h (flag_permissive): Delete.
10662 (constant_expression_error): Declare.
10663 * flags.h (flag_permissive): Declare. Update description.
10664 * diagnostic.c (pedwarn): Update.
10666 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10667 (permissive_error_kind): New.
10668 * toplev.c (flag_permissive): Define. Update description.
10669 * toplev.h (permissive_error_kind): Declare.
10670 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10671 (pedwarn_c90): Use pedantic_warning_kind.
10672 * c-opts.c (c_common_post_options): flag_permissive does not affect
10673 flag_pedantic_errors.
10675 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10677 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10678 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10679 __absvsi2, __absvDI2): Use unsigned arithmetic.
10681 2008-03-02 Andi Kleen <ak@suse.de>
10682 Richard Guenther <rguenther@suse.de>
10684 * struct-equiv.c: Remove file.
10685 * cfg_cleanup.c (condjump_equiv_p): Remove.
10686 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10687 (struct-equiv.o): Remove rule.
10688 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10689 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10690 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10692 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10694 * ifcvt.c (noce_process_if_block): Try to handle only the then
10695 block if the else block exists but isn't suitable.
10697 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10700 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10701 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10702 regression from previous patch.
10704 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10707 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10709 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10710 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10711 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10712 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10713 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10714 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10715 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10716 (__gthread_mutex_destroy_function): Rename to
10717 __gthread_mutex_destroy.
10718 * gthr-dce.h (__gthread_mutex_destroy): Call
10719 pthread_mutex_destroy.
10720 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10721 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10722 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10724 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10726 * df-scan.c (df_ref_chain_change_bb): Simplify.
10727 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10728 set_block_for_insn if there's any change.
10729 * df.h ((df_insn_change_bb): Fix prototype.
10730 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10731 df_insn_change_bb, don't call set_block_for_insn.
10732 * emit-rtl.c (reorder_insns): Likewise.
10733 * haifa-sched.c (move_insn): Likewise.
10735 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10737 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10739 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10741 * tree-flow-inline.h (next_readonly_imm_use): Return
10742 NULL_USE_OPERAND_P after the end.
10744 2008-03-01 Richard Guenther <rguenther@suse.de>
10746 PR tree-optimization/35411
10747 * tree-sra.c (sra_build_assignment): Split conversion to
10748 final type to a separate statement if we are not assigning
10751 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10753 * fold-const.c (fold_convertible_p): Correct the logic to follow
10754 that in fold_convert().
10756 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10759 * tree-inline.c (build_duplicate_type): When we make a
10760 duplicate type, make it unique in the canonical types system.
10762 2008-02-29 Tom Tromey <tromey@redhat.com>
10764 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10765 input_file_stack_history, input_file_stack_restored): Remove.
10766 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10767 * input.h (struct file_stack): Remove.
10768 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10769 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10771 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10773 (diagnostic_last_module_changed): Add 'map' argument.
10774 (diagnostic_set_last_function): Likewise.
10775 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10776 line map, not input_file_stack.
10777 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10779 2008-02-29 Paul Brook <paul@codesourcery.com>
10781 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10783 2008-02-29 Paul Brook <paul@codesourcery.com>
10785 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10787 2008-02-29 Richard Guenther <rguenther@suse.de>
10789 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10791 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10792 value for comparing for a store match.
10793 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10794 (try_to_simplify): Do not do a full-blown reference lookup.
10796 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10798 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10799 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10801 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10803 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10805 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10806 strides against cache sizes.
10808 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10810 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10813 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10815 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10816 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10817 is smaller than the original promoted value.
10818 (simplify_subreg): If OP is a SUBREG, try to preserve its
10819 SUBREG_PROMOTED_VAR_P information.
10821 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10823 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10824 (VN_INFO_GET): Allocate new objects on the obstack.
10825 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10826 for rpo_numbers_temp, for consistency.
10827 (free_scc_vn): Free the obstack.
10829 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10831 * doc/invoke.texi: Document -ftree-loop-distribution.
10832 * tree-loop-distribution.c: New.
10833 * tree-pass.h (pass_loop_distribution): New.
10834 * graphds.h (struct graph): Add htab_t indices.
10835 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10836 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10837 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10838 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10839 * tree-data-ref.c (debug_data_dependence_relations): New.
10840 (dump_data_dependence_relation): Also print data references.
10841 (free_data_ref): Extern.
10842 (same_access_functions): Moved...
10843 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10844 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10845 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10846 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10847 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10848 (stmts_from_loop): Skip LABEL_EXPR.
10849 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10851 (build_rdg): Initialize rdg->indices htab.
10852 (free_rdg, stores_from_loop, ref_base_address,
10853 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10854 have_similar_memory_accesses_1, ref_base_address_1,
10855 remove_similar_memory_refs): New.
10856 * tree-data-ref.h: Depend on tree-chrec.h.
10857 (debug_data_dependence_relations, free_data_ref): Declared.
10858 (same_access_functions): ... here.
10859 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10861 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10862 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10863 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10864 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10865 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10866 rdg_vertex_for_stmt): Declared.
10867 (struct rdg_edge): Add level.
10869 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10870 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10872 (rdg_has_similar_memory_accesses): New.
10873 * tree-vect-analyze.c: Remove unused static decls.
10874 * lambda.h (dependence_level): New.
10875 * common.opt (ftree-loop-distribution): New.
10876 * tree-flow.h (mark_virtual_ops_in_bb,
10877 slpeel_tree_duplicate_loop_to_edge_cfg,
10878 rename_variables_in_loop): Declared.
10879 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10880 (OBJS-common): Add tree-loop-distribution.o.
10881 (tree-loop-distribution.o): New rule.
10882 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10883 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10884 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10886 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10889 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10890 other than structures and unions.
10892 2008-02-28 Richard Guenther <rguenther@suse.de>
10895 2008-02-26 Richard Guenther <rguenther@suse.de>
10897 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10898 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10899 (lookup_decl_from_uid): Declare.
10900 (remove_decl_from_map): Likewise.
10901 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10902 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10903 (decl_for_uid_map): New global hashtable mapping DECL_UID
10905 (init_ttree): Allocate it.
10906 (insert_decl_to_uid_decl_map): New helper function.
10907 (make_node_stat): Insert new decls into the map.
10908 (copy_node_stat): Likewise.
10909 (lookup_decl_from_uid): New function.
10910 (remove_decl_from_map): Likewise.
10911 (print_decl_for_uid_map_statistics): New helper.
10912 (dump_tree_statistics): Call it.
10914 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10915 (referenced_var_iterator): Adjust.
10916 (FOR_EACH_REFERENCED_VAR): Adjust.
10917 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10918 (num_referenced_vars): Adjust.
10919 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10920 (first_referenced_var): Remove.
10921 (end_referenced_vars_p): Likewise.
10922 (next_referenced_var): Likewise.
10923 (referenced_var_iterator_set): New helper function.
10924 * tree-dfa.c (referenced_var_lookup): Adjust.
10925 (referenced_var_check_and_insert): Likewise.
10926 (remove_referenced_var): Likewise.
10927 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10928 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10929 (verify_call_clobbering): Likewise.
10930 (verify_memory_partitions): Likewise.
10931 (init_tree_ssa): Allocate bitmap instead of hashtable for
10933 (delete_tree_ssa): Adjust.
10934 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10935 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10936 (compute_tag_properties): Likewise.
10937 (set_initial_properties): Likewise.
10938 (find_partition_for): Likewise.
10939 (update_reference_counts): Likewise.
10940 (dump_may_aliases_for): Likewise.
10941 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10942 (add_call_clobber_ops): Likewise.
10943 (add_call_read_ops): Likewise.
10944 (get_asm_expr_operands): Likewise.
10945 * tree-into-ssa.c (dump_decl_set): Likewise.
10946 (update_ssa): Likewise.
10947 * tree-sra.c (scan_function): Likewise.
10948 (decide_instantiations): Likewise.
10949 (scalarize_parms): Likewise.
10950 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10951 (dsa_named_for): Likewise.
10952 * tree-ssa-structalias.c (update_alias_info): Likewise.
10953 (merge_smts_into): Likewise.
10955 2008-02-27 David Daney <ddaney@avtrex.com>
10958 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10959 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10960 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10961 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10962 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10964 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10967 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10968 (BUILT_IN_NEXTTOWARD): Remove.
10969 (BUILT_IN_NEXTTOWARDF): Ditto.
10970 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10971 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10973 2008-02-27 Tom Tromey <tromey@redhat.com>
10975 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10976 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10978 2008-02-27 Jan Beulich <jbeulich@novell.com>
10980 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10981 update the respective field on newdecl.
10983 2008-02-27 Revital Eres <eres@il.ibm.com>
10985 PR rtl-optimization/34999
10986 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10987 crossing edges that ends with a call insn.
10988 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10989 call insn and clear the EDGE_CROSSING flag of the crossing edge
10990 when fixing fallthru edges.
10992 2008-02-27 Richard Guenther <rguenther@suse.de>
10994 PR middle-end/35390
10995 * fold-const.c (fold_unary): Return the correct argument,
10996 converted to the result type.
10998 2008-02-27 Richard Guenther <rguenther@suse.de>
11000 PR middle-end/34971
11001 * expr.c (expand_expr_real_1): Assert on rotates that operate
11003 * fold-const.c (fold_binary): Use the types precision, not the
11004 bitsize of the mode if folding rotate expressions. Build rotates
11005 only for full modes.
11007 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11009 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11010 and CPP_PRAGMA_EOL.
11011 * c-pragma.c (pragma_ns_name): New typedef.
11012 (registered_pp_pragmas): New variable.
11013 (c_pp_lookup_pragma): New function.
11014 (c_register_pragma_1): If flag_preprocess_only, do nothing
11015 for non-expanded pragmas, for expanded ones push pragma's
11016 namespace and name into registered_pp_pragmas vector.
11017 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11018 flag_preprocess_only, don't register GCC pch_preprocess
11019 pragma if flag_preprocess_only.
11020 * c-opts.c (c_common_init): Call init_pragma even if
11021 flag_preprocess_only.
11022 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11023 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11024 cpp_register_pragma if flag_preprocess_only.
11026 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11029 * c-parser.c (c_parser_translation_unit): Warn for empty
11030 translation unit, not empty source file.
11032 2008-02-26 Paul Brook <paul@codesourcery.com>
11034 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11035 operand for Thumb-2.
11036 * config/arm/arm.h (reg_class): Add CORE_REGS.
11037 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11038 (BASE_REG_CLASS): Use CORE_REGS.
11039 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11040 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11041 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11042 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11043 ARM_REGNO_OK_FOR_INDEX_P.
11044 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11045 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11046 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11047 (ldm/stm peepholes): Ditto.
11048 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11049 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11050 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11051 * config/arm/constraints.md: Enable "k" constraint on ARM.
11053 2008-02-27 Ben Elliston <bje@au.ibm.com>
11055 * config/rs6000/rs6000.c: Annotate cache line size field in all
11056 instances of struct processor_costs.
11058 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11060 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11061 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11062 jump_bypass): New counters.
11063 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11064 * dce.c (gate_ud_dce): Same.
11065 (gate_fast_dce): Same.
11066 * dse.c (gate_dse1): New function.
11067 (gate_dse2): New function.
11068 (gate_dse): Merge results of new gate functions.
11069 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11070 (gate_handle_jump_bypass): Add dbg_cnt.
11071 (gate_handle_gcse): Add dbg_cnt.
11072 * ifcvt.c (gate_handle_if_conversion): Same.
11073 (gate_handle_if_after_combine): Same.
11074 (gate_handle_if_after_reload): Same.
11075 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11077 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11079 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11081 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11083 2008-02-26 Jason Merrill <jason@redhat.com>
11086 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11087 alone if it's the naming decl for the type's main variant.
11089 2008-02-26 Tom Tromey <tromey@redhat.com>
11091 * system.h (USE_MAPPED_LOCATION): Poison.
11092 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11093 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11094 (make_goto_expr_edges): Likewise.
11095 (remove_bb): Likewise.
11096 (execute_warn_function_return): Likewise.
11097 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11099 * c-common.c (fname_decl): Remove old location code.
11100 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11102 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11104 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11105 (gen_rtx_ASM_INPUT): Likewise.
11106 (gen_rtx_ASM_INPUT_loc): Likewise.
11107 (get_rtx_asm_OPERANDS): Remove.
11108 * cfglayout.c (insn_locators_alloc): Remove old location code.
11109 (set_curr_insn_source_location): Likewise.
11110 (curr_insn_locator): Likewise.
11111 * print-tree.c (print_node): Remove old location code.
11112 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11113 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11114 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11115 location_from_locus.
11116 (construct_exit_block): Remove old location code.
11117 * emit-rtl.c (force_next_line_note): Remove old location code.
11118 * profile.c (branch_prob): Remove old location code.
11119 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11120 LOC_LINE): Remove old-location variants.
11121 * langhooks.c (lhd_print_error_function): Remove old location
11123 * configure, config.in: Rebuilt.
11124 * configure.ac (--enable-mapped-location): Remove.
11125 * c-decl.c (c_init_decl_processing): Remove old location code.
11126 (finish_function): Likewise.
11127 * recog.c (decode_asm_operands): Remove old location code.
11128 * c-pch.c (c_common_read_pch): Remove old location code.
11129 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11131 * gimple-low.c (lower_function_body): Remove old location code.
11132 * toplev.c (unknown_location): Remove.
11133 (push_srcloc): Remove old-location variant.
11134 (process_options): Remove old location code.
11135 (lang_dependent_init): Likewise.
11136 * input.h (UNKNOWN_LOCATION): Move definition.
11137 (location_t): Undeprecate.
11138 (source_locus): Remove.
11139 (location_from_locus): Remove.
11140 (struct location_s): Remove.
11141 Remove all old-location code.
11142 (input_line, input_filename): Remove.
11143 * final.c (final_scan_insn): Remove old location code.
11144 * diagnostic.c (diagnostic_build_prefix): Remove
11145 USE_MAPPED_LOCATION test.
11146 * tree.h (gimple_stmt) <locus>: Now a location_t.
11147 (tree_exp) <locus>: Likewise.
11148 (DECL_IS_BUILTIN): Remove old-location variant.
11149 (annotate_with_file_line, annotate_with_locus): Likewise.
11150 (expr_locus, set_expr_locus): Update.
11151 * tree.c (build1_stat): Remove old location code.
11152 (last_annotated_node): Remove.
11153 (annotate_with_file_line): Remove old-location variant.
11154 (annotate_with_locus): Likewise.
11155 (expr_location): Remove old location code.
11156 (set_expr_location): Likewise.
11157 (expr_has_location): Likewise.
11158 (expr_locus): Likewise.
11159 (set_expr_locus): Likewise.
11160 (expr_filename): Don't use location_from_locus.
11161 (expr_lineno): Likewise.
11162 * rtl-error.c (location_for_asm): Remove old location code.
11163 * c-lex.c (cb_line_change): Remove old location code.
11164 (fe_file_change): Likewise.
11165 (cb_def_pragma): Likewise.
11166 (c_lex_with_flags): Likewise.
11167 * gengtype.c (do_typedef): Don't special-case location types.
11168 (define_location_structures): Remove.
11169 (main): Don't call define_location_structures.
11170 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11173 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11176 * builtins.def (BUILT_IN_STDARG_START): Remove.
11177 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11178 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11179 * tree-inline.c (inline_forbidden_p_1): Likewise.
11181 2008-02-26 Richard Guenther <rguenther@suse.de>
11183 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11184 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11185 (lookup_decl_from_uid): Declare.
11186 (remove_decl_from_map): Likewise.
11187 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11188 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11189 (decl_for_uid_map): New global hashtable mapping DECL_UID
11191 (init_ttree): Allocate it.
11192 (insert_decl_to_uid_decl_map): New helper function.
11193 (make_node_stat): Insert new decls into the map.
11194 (copy_node_stat): Likewise.
11195 (lookup_decl_from_uid): New function.
11196 (remove_decl_from_map): Likewise.
11197 (print_decl_for_uid_map_statistics): New helper.
11198 (dump_tree_statistics): Call it.
11200 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11201 (referenced_var_iterator): Adjust.
11202 (FOR_EACH_REFERENCED_VAR): Adjust.
11203 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11204 (num_referenced_vars): Adjust.
11205 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11206 (first_referenced_var): Remove.
11207 (end_referenced_vars_p): Likewise.
11208 (next_referenced_var): Likewise.
11209 (referenced_var_iterator_set): New helper function.
11210 * tree-dfa.c (referenced_var_lookup): Adjust.
11211 (referenced_var_check_and_insert): Likewise.
11212 (remove_referenced_var): Likewise.
11213 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11215 (verify_call_clobbering): Likewise.
11216 (verify_memory_partitions): Likewise.
11217 (init_tree_ssa): Allocate bitmap instead of hashtable for
11219 (delete_tree_ssa): Adjust.
11220 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11221 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11222 (compute_tag_properties): Likewise.
11223 (set_initial_properties): Likewise.
11224 (find_partition_for): Likewise.
11225 (update_reference_counts): Likewise.
11226 (dump_may_aliases_for): Likewise.
11227 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11228 (add_call_clobber_ops): Likewise.
11229 (add_call_read_ops): Likewise.
11230 (get_asm_expr_operands): Likewise.
11231 * tree-into-ssa.c (dump_decl_set): Likewise.
11232 (update_ssa): Likewise.
11233 * tree-sra.c (scan_function): Likewise.
11234 (decide_instantiations): Likewise.
11235 (scalarize_parms): Likewise.
11236 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11237 (dsa_named_for): Likewise.
11238 * tree-ssa-structalias.c (update_alias_info): Likewise.
11239 (merge_smts_into): Likewise.
11241 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11244 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11245 * c-opts.c (c_common_handle_option): Wall enables
11246 Wvolatile-register-var.
11247 * common.opt: Move Wvolatile-register-var to...
11250 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11252 * common.opt (Wlarger-than=): New.
11253 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11255 * opts.c (common_handle_option): Handle -Wlarger-than=.
11256 * optc-gen.awk: Likewise.
11257 * opth-gen.awk: Likewise.
11258 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11259 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11261 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11263 * c-common.c (match_case_to_enum_1): Add appropriate
11264 OPT_W* parameter to warning.
11265 (c_do_switch_warnings): Likewise.
11266 * c-typeck.c (warning_init): Add one more parameter following
11267 'warning' function.
11268 (push_init_level): Update call to warning_init.
11269 (pop_init_level): Likewise.
11270 (add_pending_init): Likewise.
11271 (output_init_element: Likewise.
11273 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11276 * toplev.c (toplev_main): If there are warnings or error, print
11277 errors for ignored options.
11278 * opts.c (ignored_options): New static variable.
11279 (postpone_unknown_option_error): New.
11280 (print_ignored_options): New.
11281 (handle_option): Postpone errors for unknown -Wno-* options.
11282 * opts.h (print_ignored_options): Declare.
11284 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11286 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11289 2008-02-25 Richard Guenther <rguenther@suse.de>
11292 2008-02-25 Richard Guenther <rguenther@suse.de>
11294 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11295 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11296 (lookup_decl_from_uid): Declare.
11297 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11298 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11299 (decl_for_uid_map): New global hashtable mapping DECL_UID
11301 (init_ttree): Allocate it.
11302 (insert_decl_to_uid_decl_map): New helper function.
11303 (make_node_stat): Insert new decls into the map.
11304 (copy_node_stat): Likewise.
11305 (lookup_decl_from_uid): New function.
11306 (print_decl_for_uid_map_statistics): New helper.
11307 (dump_tree_statistics): Call it.
11309 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11310 (referenced_var_iterator): Adjust.
11311 (FOR_EACH_REFERENCED_VAR): Adjust.
11312 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11313 (num_referenced_vars): Adjust.
11314 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11315 (first_referenced_var): Remove.
11316 (end_referenced_vars_p): Likewise.
11317 (next_referenced_var): Likewise.
11318 (referenced_var_iterator_set): New helper function.
11319 * tree-dfa.c (referenced_var_lookup): Adjust.
11320 (referenced_var_check_and_insert): Likewise.
11321 (remove_referenced_var): Likewise.
11322 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11323 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11324 (verify_call_clobbering): Likewise.
11325 (verify_memory_partitions): Likewise.
11326 (init_tree_ssa): Allocate bitmap instead of hashtable for
11328 (delete_tree_ssa): Adjust.
11329 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11330 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11331 (compute_tag_properties): Likewise.
11332 (set_initial_properties): Likewise.
11333 (find_partition_for): Likewise.
11334 (update_reference_counts): Likewise.
11335 (dump_may_aliases_for): Likewise.
11336 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11337 (add_call_clobber_ops): Likewise.
11338 (add_call_read_ops): Likewise.
11339 (get_asm_expr_operands): Likewise.
11340 * tree-into-ssa.c (dump_decl_set): Likewise.
11341 (update_ssa): Likewise.
11342 * tree-sra.c (scan_function): Likewise.
11343 (decide_instantiations): Likewise.
11344 (scalarize_parms): Likewise.
11345 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11346 (dsa_named_for): Likewise.
11347 * tree-ssa-structalias.c (update_alias_info): Likewise.
11348 (merge_smts_into): Likewise.
11350 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11353 * doc/invoke.texi (-fcx-limited-range): Document new option.
11354 * toplev.c (process_options): Handle -fcx-fortran-rules.
11355 * common.opt: Add documentation for -fcx-fortran-rules.
11357 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11360 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11361 actual behaviour and C99.
11363 2008-02-26 Ben Elliston <bje@au.ibm.com>
11365 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11366 (ASM_CPU_POWER6_SPEC): Likewise.
11367 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11368 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11369 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11371 2008-02-25 Richard Guenther <rguenther@suse.de>
11373 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11374 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11375 (lookup_decl_from_uid): Declare.
11376 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11377 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11378 (decl_for_uid_map): New global hashtable mapping DECL_UID
11380 (init_ttree): Allocate it.
11381 (insert_decl_to_uid_decl_map): New helper function.
11382 (make_node_stat): Insert new decls into the map.
11383 (copy_node_stat): Likewise.
11384 (lookup_decl_from_uid): New function.
11385 (print_decl_for_uid_map_statistics): New helper.
11386 (dump_tree_statistics): Call it.
11388 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11389 (referenced_var_iterator): Adjust.
11390 (FOR_EACH_REFERENCED_VAR): Adjust.
11391 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11392 (num_referenced_vars): Adjust.
11393 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11394 (first_referenced_var): Remove.
11395 (end_referenced_vars_p): Likewise.
11396 (next_referenced_var): Likewise.
11397 (referenced_var_iterator_set): New helper function.
11398 * tree-dfa.c (referenced_var_lookup): Adjust.
11399 (referenced_var_check_and_insert): Likewise.
11400 (remove_referenced_var): Likewise.
11401 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11402 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11403 (verify_call_clobbering): Likewise.
11404 (verify_memory_partitions): Likewise.
11405 (init_tree_ssa): Allocate bitmap instead of hashtable for
11407 (delete_tree_ssa): Adjust.
11408 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11409 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11410 (compute_tag_properties): Likewise.
11411 (set_initial_properties): Likewise.
11412 (find_partition_for): Likewise.
11413 (update_reference_counts): Likewise.
11414 (dump_may_aliases_for): Likewise.
11415 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11416 (add_call_clobber_ops): Likewise.
11417 (add_call_read_ops): Likewise.
11418 (get_asm_expr_operands): Likewise.
11419 * tree-into-ssa.c (dump_decl_set): Likewise.
11420 (update_ssa): Likewise.
11421 * tree-sra.c (scan_function): Likewise.
11422 (decide_instantiations): Likewise.
11423 (scalarize_parms): Likewise.
11424 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11425 (dsa_named_for): Likewise.
11426 * tree-ssa-structalias.c (update_alias_info): Likewise.
11427 (merge_smts_into): Likewise.
11429 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11432 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11433 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11434 * alias.h (nonoverlapping_memrefs_p): Likewise.
11436 2008-02-25 Jan Beulich <jbeulich@novell.com>
11438 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11439 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11440 __emultls_get_address, __emultls_register_common,
11441 __floatundi?f, and _Unwind_GetIPInfo.
11442 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11443 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11444 (gen_regparm_prefix): Likewise.
11445 (i386_nlm_encode_section_info): Sync with
11446 config/i386/winnt.c:i386_pe_encode_section_info().
11447 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11448 i386_nlm_mangle_decl_assembler_name): New.
11449 (netware_override_options): New.
11450 * config/i386/netware.h (netware_override_options): Declare.
11451 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11452 (i386_nlm_mangle_decl_assembler_name): Declare.
11453 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11455 2008-02-25 Ben Elliston <bje@au.ibm.com>
11458 * c-decl.c (grokdeclarator): Remove unused local variables
11459 `typedef_type' and `type_as_written'.
11461 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11462 unused local variable `has_hot_blocks'.
11463 (fix_crossing_conditional_branches): Remove unused local variable
11466 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11468 PR middle-end/19984
11469 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11470 using DEF_C99_BUILTIN.
11471 (BUILT_IN_NANF): Ditto.
11472 (BUILT_IN_NANL): Ditto.
11474 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11475 Revital Eres <eres@il.ibm.com>
11477 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11478 regarding the order of two dependent insns in the same row.
11480 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11482 * stor-layout.c (layout_decl): Do not bump the alignment of a
11483 bit-field to more than byte alignment if it is packed.
11485 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11487 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11490 2008-02-24 Diego Novillo <dnovillo@google.com>
11492 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11495 * tree-vrp.c (vrp_evaluate_conditional): With
11496 -Wtype-limits, emit a warning when comparing against a
11497 constant outside the natural range of OP0's type.
11498 * c.opt (Wtype-limits): Move ...
11499 * common.opt (Wtype-limits): ... here.
11501 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11503 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11504 * config/rs6000/e300c2c3.md: New file.
11505 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11507 (rs6000_override_options): Add e300c2 and e300c3 cases to
11508 processor_target_table. Do not allow usage of Altivec or Spe
11509 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11510 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11511 * config/rs6000/rs6000.h (processor_type): Add
11512 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11513 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11514 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11515 and ppce300c3. Include e300c2c3.md.
11517 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11519 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11520 instead of TARGET_STRICT_ALIGN.
11522 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11524 * explow.c (memory_address): Assert that the generated address is
11527 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11530 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11531 * config/darwin-ppc-ldouble-patch.def: New file.
11532 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11533 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11534 SUBTARGET_INIT_BUILTINS if defined.
11535 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11538 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11541 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11542 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11544 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11547 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11548 file" warning condtional on -Winvalid-PCH.
11550 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11552 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11554 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11558 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11559 prevent reload from using MMX registers.
11560 (*mov<mode>_internal): Ditto.
11561 (*movv2sf_internal_rex64): Ditto.
11562 (*movv2sf_internal): Ditto.
11564 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11566 PR documentation/31569
11567 * doc/install.texi2html: Use makeinfo --no-number-sections.
11569 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11571 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11572 ensure that we can address an entire entity > 8 bytes. Don't
11573 generate reg+reg addressing for such data.
11575 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11577 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11578 strings when optimizing for size, unless the target cares about
11581 2008-02-22 Tom Tromey <tromey@redhat.com>
11583 * regclass.c (current_pass): Remove declaration.
11585 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11587 * config/avr/libgcc.S (__RAMPZ__): Define.
11588 (__do_copy_data): Add for devices with 128KB code memory.
11590 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11592 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11594 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11596 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11598 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11601 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11604 * c-typeck.c (build_binary_op): Warn about floating point
11605 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11607 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11610 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11611 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11613 (rs6000_override_options): Set altivec_abi as default, not override,
11614 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11615 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11616 is used; use new member spe_abi.
11617 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11618 spe_abi and altivec_abi.
11620 2008-02-22 Tomas Bily <tbily@suse.cz>
11622 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11624 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11627 * config.build (build_file_translate): Set to `CMD //c' only if
11629 * Makefile.in (build_file_translate): Improve comment.
11631 2008-02-21 Jan Hubicka <jh@suse.cz>
11633 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11634 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11635 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11637 2008-02-21 Michael Matz <matz@suse.de>
11640 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11642 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11644 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11645 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11646 as insn constraint.
11647 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11648 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11649 SSE_VEC_FLOAT_MODE_P as insn constraint.
11650 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11651 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11652 sse4a_movntdf using MODEF mode iterator.
11653 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11654 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11655 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11656 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11657 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11658 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11659 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11661 2008-02-21 Richard Guenther <rguenther@suse.de>
11663 * tree.def (PAREN_EXPR): New tree code.
11664 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11666 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11667 * expr.c (expand_expr_real_1): Likewise.
11668 * tree-inline.c (estimate_num_insns_1): Likewise.
11669 * tree-complex.c (expand_complex_move): Likewise.
11670 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11673 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11676 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11678 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11681 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11683 * config/sh/sh.c (find_barrier): Don't go past
11684 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11686 2008-02-20 DJ Delorie <dj@redhat.com>
11688 * config/h8300/h8300.md (insv): Force source operand to be a register.
11690 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11691 as a jump, not as a plain insn.
11693 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11695 * doc/invoke.texi (Warning Options): Add new option
11696 -Wframe-larger-than=.
11697 (-Wframe-larger-than): Document.
11699 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11700 Add declarations for new option variables.
11702 * final.c (final_start_function): Check the frame size
11703 before emission and issue a Wframe-larger-than warning.
11705 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11706 Add definitions for new option variables.
11707 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11709 * common.opt (Wframe-larger-than=): New option.
11711 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11714 (<sse>_div<mode>3): Ditto.
11715 (<sse>_vmdiv<mode>3): Ditto.
11716 (<sse>_vmsqrt<mode>2): Ditto.
11717 (*smax<mode>3): Ditto.
11718 (sse5_frcz<mode>2): Ditto.
11719 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11720 as insn constraint.
11722 2008-02-20 Richard Guenther <rguenther@suse.de>
11724 PR middle-end/35265
11725 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11726 be happy with INTEGRAL_TYPE_P.
11728 2008-02-20 Richard Guenther <rguenther@suse.de>
11730 * fold-const.c (split_tree): Associate floatig-point expressions
11731 if flag_associative_math is set.
11733 2008-02-20 Richard Guenther <rguenther@suse.de>
11735 * tree.h (fold_real_zero_addition_p): Declare.
11736 * fold-const.c (fold_real_zero_addition_p): Export.
11737 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11738 floating-point operations with zero and one.
11740 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11742 * doc/install.texi: Correct references to CFLAGS, replacing them
11743 with BOOT_CFLAGS. Document flags used during bootstrap for
11746 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11748 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11749 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11750 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11752 (smin<mode>3): Ditto from similar patterns.
11753 (smax<mode>3): Ditto.
11754 (*ieee_smin<mode>3): Ditto.
11755 (*ieee_smax<mode>3): Ditto.
11756 * config/i386/sse.md (sse): New mode attribute.
11757 (mov<mode>): Macroize expander from movv4sf and movv2df using
11758 SSEMODEF2P mode iterator.
11759 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11760 SSE_VEC_FLOAT_MODE_P as insn constraint.
11761 (storent<mode>): Ditto.
11762 (storent<mode>): Macroize expander from storentsf and storentdf using
11763 MODEF mode iterator.
11764 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11765 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11766 (abs<mode>2): Ditto from similar patterns.
11767 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11768 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11769 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11770 (<sse>_vmsqrt<mode>2): Ditto.
11771 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11772 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11773 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11774 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11775 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11776 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11777 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11779 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11780 iterator and SSE_FLOAT_MODE_P as insn constraint.
11781 (<sse>_ucomi): Ditto from similar patterns.
11782 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11783 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11784 SSE_VEC_FLOAT_MODE_P as insn constraint.
11785 (vcond<mode>): Ditto from similar patterns.
11786 (and<mode>3, *and<mode>3): Ditto.
11787 (<sse>_nand<mode>3): Ditto.
11788 (ior<mode>3, *ior<mode>3): Ditto.
11789 (xor<mode>3, *xor<mode>3): Ditto.
11790 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11791 iterator and SSE_FLOAT_MODE_P as insn constraint.
11792 (*nand<mode>3): Ditto from similar patterns.
11793 (*ior<mode>3): Ditto.
11794 (*xor<mode>3): Ditto.
11796 2008-02-20 Ira Rosen <irar@il.ibm.com>
11798 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11799 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11800 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11802 2008-02-19 Jan Hubicka <jh@suse.cz>
11804 * predict.c (tree_bb_level_predictions): Remove variable next
11805 mistakely introduced by previous commit.
11807 2008-02-19 Jan Hubicka <jh@suse.cz>
11809 * predict.c (predict_paths_leading_to): Rewrite.
11810 (predict_paths_for_bb): New.
11811 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11813 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11816 * Makefile.in (build_file_translate): New.
11817 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11818 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11819 * configure.ac (build_file_translate): Substitute it.
11820 * configure: Regenerate.
11822 2008-02-19 Jan Hubicka <jh@suse.cz>
11824 PR rtl-optimization/34408
11825 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11828 2008-02-19 Jan Hubicka <jh@suse.cz>
11830 PR middle-end/28779
11831 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11834 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11837 * config/i386/i386-modes.def: Revert the last DI alignment
11838 change until Ada people can look into it.
11840 2008-02-19 Nick Clifton <nickc@redhat.com>
11842 * opts.c (print_specific_help): Fix typo in --help text.
11844 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11847 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11848 32-bit inline asm without asm alternatives for host GCC < 3.0.
11850 2008-02-19 Richard Guenther <rguenther@suse.de>
11852 PR tree-optimization/34989
11853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11854 Allow propagation to INDIRECT_REF if we can simplify only.
11856 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11858 * c-common.c (warn_for_collisions_1): Use appropriate option when
11861 2008-02-19 Nick Clifton <nickc@redhat.com>
11864 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11865 (handle_options): Fix indentation.
11866 (print_filtered_help): If no language-specific options were
11867 displayed tell the user how to list all the options supported by
11868 the language's front-end.
11869 (print_specific_help): Fix indentation and remove duplicate line.
11870 (common_handle_option): Handle the -v option.
11871 For --help enable the display of undocumented options if the -v
11872 switch has been included on the command line.
11873 For --help= check for overlaps in the arguments between the option
11874 classes and the language names and issue a warning when they
11875 cannot be disambiguated.
11876 * c.opt (v): Pass on to the common option handler.
11878 2008-02-19 Revital Eres <eres@il.ibm.com>
11880 * modulo-sched.c (sms_schedule): Change dump message when
11881 create_ddg function fails.
11882 (try_scheduling_node_in_cycle): Rename row to cycle.
11883 (print_partial_schedule): Rename CYCLE to ROW.
11885 2008-02-19 Christian Bruel <christian.bruel@st.com>
11886 Zdenek Dvorak <ook@ucw.cz>
11888 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11890 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11893 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11894 (*x86_movdicc_0_m1_se): Ditto.
11896 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11898 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11899 (CMPtype): Define as __gcc_CMPtype.
11900 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11901 (CMPtype): Define as __gcc_CMPtype.
11903 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11905 Support valgrind 3.3 for --enable-checking=valgrind.
11906 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11908 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11909 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11910 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11911 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11912 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11913 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11914 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11916 * ggc-zone.c: Similar.
11917 * ggc-page.c: Similar.
11919 2008-02-19 Paul Brook <paul@codesourcery.com>
11922 * config/arm/ieee754-df.S: Fix do_it typo.
11923 * config/arm/ieee754-sf.S: Fix do_it typo.
11925 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11928 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11929 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11930 (OPTION_MASK_ISA_SSE_SET): Likewise.
11931 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11932 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11933 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11934 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11935 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11936 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11937 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11938 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11939 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11940 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11941 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11942 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11943 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11944 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11945 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11946 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11947 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11948 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11949 (OPTION_MASK_ISA_SSE4): Removed.
11950 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11951 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11952 (override_options): Don't turn on implied SSE/MMX bits in
11955 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11957 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11960 2008-02-18 Joey Ye <joey.ye@intel.com>
11962 PR middle-end/34921
11963 * tree-nested.c (insert_field_into_struct): Set type alignment
11964 to field alignment if the former is less than the latter.
11966 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11968 * BASE-VER: Set to 4.4.0.
11970 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11972 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11973 * doc/cfg.texi: Likewise.
11974 * doc/extend.texi: Likewise.
11975 * doc/gty.texi: Likewise.
11976 * doc/invoke.texi: Likewise.
11977 * doc/loop.texi: Likewise.
11978 * doc/md.texi: Likewise.
11979 * doc/passes.texi: Likewise.
11980 * doc/rtl.texi: Likewise.
11981 * doc/sourcebuild.texi: Likewise.
11982 * doc/tm.texi: Likewise.
11983 * doc/tree-ssa.texi: Likewise.
11985 2008-02-17 Richard Guenther <rguenther@suse.de>
11987 PR middle-end/35227
11988 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11989 without default definition.
11991 2008-02-17 Richard Guenther <rguenther@suse.de>
11993 PR tree-optimization/35231
11994 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11997 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12000 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12001 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12002 libgcc_cmp_return mode.
12004 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12007 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12009 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12011 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12014 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12016 * doc/c-tree.texi: Use `@.' where appropriate.
12017 * doc/extend.texi: Likewise.
12018 * doc/install.texi: Likewise.
12019 * doc/invoke.texi: Likewise.
12020 * doc/loop.texi: Likewise.
12021 * doc/makefile.texi: Likewise.
12022 * doc/md.texi: Likewise.
12023 * doc/passes.texi: Likewise.
12024 * doc/standards.texi: Likewise.
12025 * doc/tm.texi: Likewise.
12027 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12029 PR middle-end/35196
12030 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12032 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12033 rather than in entry_bb.
12035 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12037 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12038 libgcc_cmp_return mode.
12040 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12042 PR middle-end/35130
12043 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12044 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12046 2008-02-15 Richard Guenther <rguenther@suse.de>
12047 Zdenek Dvorak <ook@ucw.cz>
12049 PR tree-optimization/35164
12050 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12051 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12052 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12053 Only propagate addresses which do not have abnormal SSA_NAMEs
12056 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12059 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12061 2008-02-15 Jan Hubicka <jh@suse.cz>
12063 PR middle-end/35149
12064 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12066 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12068 PR middle-end/34621
12069 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12070 when calculating alignment_pad.
12072 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12074 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12075 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12076 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12077 and STACK_BOUNDARY define.
12079 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12081 PR preprocessor/35061
12082 * c-pragma.c (handle_pragma_pop_macro): Check that
12083 pushed_macro_table has been allocated.
12085 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12087 PR middle-end/35136
12088 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12089 (force_gimple_operand): Likewise.
12090 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12091 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12092 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12093 (find_interesting_uses_address): Check addressability and alignment
12094 of the base expression only after substituting bases of IVs into it.
12096 2008-02-14 Michael Matz <matz@suse.de>
12099 * function.c (instantiate_virtual_regs_in_insn): Reload address
12100 before falling back to reloading the whole operand.
12102 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12104 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12105 before the first section switch note.
12107 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12109 * doc/bugreport.texi: Update copyright years.
12110 * doc/c-tree.texi: Likewise.
12111 * doc/cfg.texi: Likewise.
12112 * doc/cpp.texi: Likewise.
12113 * doc/cppinternals.texi: Likewise.
12114 * doc/fragments.texi: Likewise.
12115 * doc/frontends.texi: Likewise.
12116 * doc/gcc.texi: Likewise.
12117 * doc/gty.texi: Likewise.
12118 * doc/hostconfig.texi: Likewise.
12119 * doc/implement-c.texi: Likewise.
12120 * doc/libgcc.texi: Likewise.
12121 * doc/loop.texi: Likewise.
12122 * doc/makefile.texi: Likewise.
12123 * doc/options.texi: Likewise.
12124 * doc/passes.texi: Likewise.
12125 * doc/rtl.texi: Likewise.
12126 * doc/sourcebuild.texi: Likewise.
12127 * doc/standards.texi: Likewise.
12128 * doc/tree-ssa.texi: Likewise.
12129 * doc/trouble.texi: Likewise.
12131 * doc/extend.texi: Use @: or add comma where appropriate.
12132 * doc/invoke.texi: Likewise.
12133 * doc/tm.texi: Likewise.
12135 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12138 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12141 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12143 * doc/md.texi (clz, ctz): Add reference.
12144 * doc/rtl.texi (clz, ctz): Likewise.
12146 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12149 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12152 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12154 * config/s390/s390.c (struct constant_pool): New field
12155 emit_pool_after added.
12156 (s390_mainpool_start): Set the emit_pool_after flag according
12157 to the section switch notes.
12158 (s390_mainpool_finish): Consider emit_pool_after when emitting
12159 the literal pool at the end of the function.
12160 (s390_chunkify_start): Force literal pool splits at section
12163 2008-02-13 Michael Matz <matz@suse.de>
12166 * var-tracking.c (clobber_variable_part): Correctly traverse the
12169 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12172 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12173 Add -fdump-ipa-inline.
12174 * tree-dump.c (dump_files): Remove tree-inlined dump.
12175 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12177 2008-02-12 Richard Guenther <rguenther@suse.de>
12179 PR tree-optimization/35171
12180 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12183 2008-02-12 Richard Guenther <rguenther@suse.de>
12185 PR middle-end/35163
12186 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12187 value-preserving mode. Disallow final truncation.
12189 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12191 PR middle-end/35136
12192 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12193 code from here to...
12194 (force_gimple_operand): ...here.
12196 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12199 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12200 non-compatible pointers.
12201 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12202 different FIELD_DECLs, try harder by comparing field offsets, sizes
12205 PR inline-asm/35160
12206 * function.c (match_asm_constraints_1): Don't replace the same input
12209 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12211 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12212 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12213 (expand_epilogue): Restore RAMPZ register.
12214 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12216 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12218 * config/i386/cygwin.asm: (__alloca): Correct calling
12219 convention and alignment.
12220 (__chkstk): Force 8 byte stack alignment.
12222 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12223 Richard Guenther <rguenther@suse.de>
12225 PR tree-optimization/33992
12226 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12227 the zero we compare against.
12229 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12231 PR libfortran/35063
12232 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12233 to CloseHandle after unlocking to prevent accumulation of handle
12236 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12238 PR middle_end/34150
12239 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12240 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12241 and update LABEL_NUSES during and after reload.
12243 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12245 PR middle-end/34627
12246 * combine.c (simplify_if_then_else): Make sure the comparison is
12247 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12249 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12252 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12253 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12254 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12255 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12256 * tree.h (get_type_static_bounds): Likewise.
12258 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12260 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12261 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12262 Make -Wfoo language annotations match what the compiler outputs.
12264 2008-02-08 Sa Liu <saliu@de.ibm.com>
12266 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12267 intrinsics spu_convts, spu_convtu, spu_convtf.
12269 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12271 * doc/extend.texi (Function Attributes) <noinline>: Mention
12272 asm ("") as method to keep calls.
12274 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12277 * doc/options.texi (Options): Replace references to opts.sh with
12279 * opts-common.c: Likewise.
12280 * optc-gen.awk: Likewise.
12282 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12284 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12286 2008-02-07 Richard Henderson <rth@redhat.com>
12289 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12290 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12293 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12295 PR tree-optimization/35085
12296 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12297 for operand entry oe2 in addition to operand entry oe3 in order to
12298 expose more opportunities for vectorizer sum reduction.
12300 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12303 * Makefile.in (LIBS): Remove $(GMPLIBS).
12304 (cc1-dummy, cc1): Add $(GMPLIBS).
12306 2008-02-06 Jan Hubicka <jh@suse.cz>
12309 * i386.md (moddf_integer): Do not produce partial memory stalls for
12310 targets where it hurts.
12312 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12315 * optabs.c (expand_float): Do not check for decimal modes when
12316 expanding unsigned integer through signed conversion.
12318 2008-02-06 Nick Clifton <nickc@redhat.com>
12320 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12321 inside the clobber with a match_operand and duplicated operand
12322 number in the constraint.
12323 (ineqbranchsi): Delete redundant comment.
12325 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12327 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12328 builtin_define ("__USE_INIT_FINI__").
12329 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12331 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12333 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12335 PR documentation/30330
12336 * doc/invoke.texi (C++ Dialect Options)
12337 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12338 For each warning option -Wfoo that allows -Wno-foo, ensure both
12339 -Wfoo and -Wno-foo are listed in the option index. Fix index
12340 entry of -Wswitch-default, index -Wnormalized= including the
12341 `=', and -Wlarger-than-@var{len} including @var{len}.
12343 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12345 * config/i386/i386.md (floatunssisf2): Use
12346 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12347 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12348 Macroize expander using MODEF mode iterator.
12350 2008-02-05 Diego Novillo <dnovillo@google.com>
12352 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12355 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12357 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12360 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12362 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12365 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12366 to indicate if a message should be generated.
12367 (init_cumulative_args): Updated.
12368 (function_value_32): Likewise.
12370 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12372 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12374 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12377 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12378 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12380 2008-02-04 Diego Novillo <dnovillo@google.com>
12382 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12385 * tree-vrp.c (vrp_evaluate_conditional): With
12386 -Wtype-limits, emit a warning when comparing against a
12387 constant outside the natural range of OP0's type.
12389 2008-02-04 Richard Guenther <rguenther@suse.de>
12391 PR middle-end/33631
12392 * expr.c (count_type_elements): Give for unions instead of
12395 2008-02-04 Richard Guenther <rguenther@suse.de>
12397 PR middle-end/35043
12398 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12399 to TYPE_DOMAINs base type instead of using bitsizetype here.
12401 2008-02-03 Jason Merrill <jason@redhat.com>
12403 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12405 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12408 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12409 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12410 (RS/6000 and PowerPC Options): Fix typos and markup.
12411 * doc/passes.texi (Tree-SSA passes): Likewise.
12413 2008-02-02 Michael Matz <matz@suse.de>
12416 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12417 from record_last_reg_set_info.
12418 (record_last_reg_set_info): Take an RTX argument, iterate over all
12419 constituent hardregs.
12420 (record_last_set_info, record_opr_changes): Change calls to
12421 new signature or to record_last_reg_set_info_regno.
12423 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12425 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12427 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12429 PR rtl-optimization/34773
12430 * reg-notes.def (EQUAL): Mention significance of combination of
12431 REG_EQUAL and REG_RETVAL.
12432 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12433 insn that has a REG_RETVAL.
12435 2008-02-01 Roger Sayle <roger@eyesopen.com>
12438 * configure.ac (--enable-fixed-point): Disable unless explicitly
12440 * configure: Regenerate.
12442 2008-02-01 Richard Guenther <rguenther@suse.de>
12445 * invoke.texi (-finline-limit): Remove no longer true parts
12446 of the documentation. Note that there is no default value.
12448 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12449 Mark Mitchell <mark@codesourcery.com>
12450 Ben Elliston <bje@au.ibm.com>
12453 * doc/extend.texi (Other Builtins): Document.
12455 2008-01-31 Tom Browder <tom.browder@gmail.com>
12457 * doc/c-tree.texi (Types): Fix grammar.
12458 (Expression trees): Ditto.
12459 * doc/passes.texi (Tree-SSA passes): Ditto.
12461 * doc/configterms.texi (Configure Terms): Fix typo.
12462 * doc/cpp.texi (Common Predefined Macros): Ditto.
12463 * doc/md.texi (Machine Constraints): Ditto.
12465 * doc/makefile.texi (Makefile): Add comma.
12467 2008-01-31 Tom Browder <tom.browder@gmail.com>
12468 Gerald Pfeifer <gerald@pfeifer.com>
12470 * doc/sourcebuild.texi (Front End): Remove references to CVS
12471 and CVSROOT/modules.
12472 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12473 (Back End): Remove reference to CVS.
12475 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12478 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12480 (mips16_gp_pseudo_reg): ...here.
12481 * config/mips/mips.md (load_const_gp): Replace with...
12482 (load_const_gp_<mode>): ...this :P-based insn.
12484 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12486 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12487 options. Minor fixes.
12488 (-std): Move reference to standards closer to where language
12489 standards are first mentioned.
12491 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12493 PR rtl-optimization/34995
12494 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12495 parameter and return a bool. If the rtx parameter is nonnull,
12496 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12497 (find_reloads): Update call accordingly. Pass the new operand
12498 if it needed no address reloads, otherwise pass null.
12500 2008-01-30 Richard Henderson <rth@redhat.com>
12503 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12504 for unbounded arrays.
12506 2008-01-30 Silvius Rus <rus@google.com>
12508 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12510 2008-01-30 Jan Hubicka <jh@suse.cz>
12513 * i386.c (init_cumulative_args): Use real function declaration when
12516 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12518 PR rtl-optimization/34998
12519 * global.c (build_insn_chain): Treat non-subreg_lowpart
12520 SUBREGs of pseudos as clobbering all the words covered by the
12521 SUBREG, not just all the bytes.
12522 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12523 original df_ref rather than an extract parameter.
12524 (global_conflicts): Update call accordingly.
12526 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12528 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12529 the overflow check to make it easier to read.
12530 (__fixtfdi): Change the type of the ll member in union
12531 long_double to UDItype_x.
12533 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12535 PR middle-end/34969
12536 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12537 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12538 * tree-inline.c (fold_marked_statements): Call
12539 cgraph_update_edges_for_call_stmt if folding a call statement.
12540 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12541 debug_generic_stmt calls, reset it back afterwards.
12544 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12546 * c-typeck.c (build_external_ref): Don't pedwarn about
12547 static vars in current function's scope.
12549 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12551 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12553 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12556 * ipa-struct-reorg.c: Fix spelling.
12557 * params.def: Ditto.
12559 2008-01-29 Richard Guenther <rguenther@suse.de>
12561 PR middle-end/35006
12562 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12564 * tree-inline.c (remap_type): Increment remapping_type_depth
12565 around remapping types.
12566 (copy_body_r): Only add referenced variables if they are referenced
12567 from code, not types.
12569 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12580 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12581 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12583 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12586 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12587 pointer for tiny stack.
12589 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12591 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12593 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12595 * config/vx-common.h: Fix typo in comment.
12597 2008-01-28 Ian Lance Taylor <iant@google.com>
12601 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12602 coalesce pointers if they have different DECL_NO_TBAA_P values.
12603 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12604 between variables with different DECL_NO_TBAA_P values.
12606 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12609 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12610 are not legitimate small data references on SPE targets.
12612 2008-01-28 David Daney <ddaney@avtrex.com>
12614 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12616 2008-01-28 David Daney <ddaney@avtrex.com>
12618 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12620 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12622 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12623 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12624 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12625 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12626 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12627 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12628 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12629 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12631 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12633 * basic-block.h (condjump_equiv_p): Fix comment.
12635 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12637 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12638 print_generic_stmt_indented): Fix comment.
12640 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12642 * configure.ac (__stack_chk_fail): Add detecion for availability
12643 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12644 * configure: Regenerate.
12646 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12648 PR middle-end/34688
12649 * final.c (output_addr_const): Handle TRUNCATE.
12651 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12654 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12655 (zero_cost, infinite_cost): New constants.
12656 (struct cost_pair): Change type of cost to comp_cost.
12657 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12658 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12660 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12661 split_address_cost, ptr_difference_cost, difference_cost,
12662 get_computation_cost_at, get_computation_cost,
12663 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12664 determine_use_iv_cost_condition, determine_use_iv_costs,
12665 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12666 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12667 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12668 Change type of cost to comp_cost.
12669 (determine_iv_cost): Increase cost of non-original ivs, instead
12670 of decreasing the cost of original ones.
12671 (get_address_cost): Indicate the complexity of the addressing mode
12673 (try_add_cand_for): Prefer using ivs not specific to some object.
12674 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12676 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12677 Janis Johnson <janis187@us.ibm.com>
12680 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12681 (TARGET_INSTANTIATE_DECLS): Likewise.
12682 * target.h (expand_to_rtl_hook): New target hook.
12683 (instantiate_decls): Likewise.
12684 * function.c (instantiate_decl): Make non-static. Rename to...
12685 (instantiate_decl_rtl): ... this.
12686 (instantiate_expr): Use instantiate_decl_rtl.
12687 (instantiate_decls_1): Likewise.
12688 (instantiate_decls): Likewise.
12689 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12690 * function.h (instantiate_decl_rtl): Add prototype.
12691 * cfgexpand.c (target.h): New include.
12692 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12693 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12694 (TARGET_INSTANTIATE_DECLS): Likewise.
12695 (TARGET_INITIALIZER): New target hooks added.
12696 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12698 * config/rs6000/rs6000.c (tree-flow.h): New include.
12699 (machine_function): Add sdmode_stack_slot field.
12700 (rs6000_alloc_sdmode_stack_slot): New function.
12701 (rs6000_instantiate_decls): Likewise.
12702 (rs6000_secondary_memory_needed_rtx): Likewise.
12703 (rs6000_check_sdmode): Likewise.
12704 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12705 (TARGET_INSTANTIATE_DECLS): Likewise.
12706 (rs6000_hard_regno_mode_ok): Allow SDmode.
12707 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12708 (rs6000_emit_move): Handle SDmode.
12709 (function_arg_advance): Likewise.
12710 (function_arg): Likewise.
12711 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12712 SDmode var args for 32-bit compiles.
12713 (rs6000_secondary_reload_class): Handle SDmode.
12714 (rs6000_output_function_epilogue): Likewise.
12715 (rs6000_function_value): Simplify if statement.
12716 (rs6000_libcall_value): Likewise.
12717 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12718 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12719 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12720 (movsd_hardfloat): New define_insn.
12721 (movsd_softfloat): Likewise.
12722 (movsd_store): Likewise.
12723 (movsd_load): Likewise.
12724 (extendsddd2): Likewise.
12725 (extendsdtd2): Likewise.
12726 (truncddsd2): Likewise.
12727 (movdd_hardfloat64): Fixup comment.
12728 (UNSPEC_MOVSD_LOAD): New constant.
12729 (UNSPEC_MOVSD_STORE): Likewise.
12731 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12734 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12736 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12737 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12738 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12739 and TRUTH_XOR_EXPR.
12741 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12744 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12745 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12746 __LONGDOUBLE128 too.
12747 * config/rs6000/aix61.h: New file.
12749 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12751 PR rtl-optimization/34959
12752 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12753 popcount and parity rtxes the same mode as their operand.
12754 Truncate or extend the result to the return value's mode
12757 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12760 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12761 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12762 to GOT_VERSION_REGNUM.
12763 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12764 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12765 * config/mips/mips.c (mips_emit_call_insn): New function.
12766 (mips_call_tls_get_addr): Call mips_expand_call directly.
12767 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12769 (mips16_build_call_stub): Likewise. Return the call insn or null.
12770 (mips_expand_call): Update the call to mips16_build_call_stub
12771 accordingly and a remove redundant condition. Assert that MIPS16
12772 stubs do not use lazy binding. Use mips_emit_call_insn and return
12774 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12776 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12777 (mips_avoid_hazard): Remove hazard_set handling.
12778 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12779 (UNSPEC_RESTORE_GP): ...this.
12780 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12781 (FAKE_CALL_REGNO): Rename to...
12782 (GOT_VERSION_REGNUM): ...this.
12783 (type): Add "ghost" value. Add an associated insn reservation.
12784 (hazard_set): Remove.
12785 (exception_receiver): Rename to...
12786 (restore_gp): ...this and update the unspec identifier accordingly.
12787 (exception_receiver, nonlocal_got_receiver): New expanders.
12788 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12789 FAKE_CALL_REGNO. Remove hazard_set attribute.
12790 (set_got_version, update_got_version): New patterns.
12792 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12795 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12797 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12800 * doc/install.texi2html: Generate gcc-vers.texi.
12802 2008-01-25 DJ Delorie <dj@redhat.com>
12804 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12806 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12808 * config/c4x: Remove directory.
12809 * config.gcc (crx-*, mt-*): Mark obsolete.
12810 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12811 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12812 sh-*-rtemscoff*): Remove cases.
12813 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12814 * real.c (encode_c4x_single, decode_c4x_single,
12815 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12816 c4x_extended_format): Remove.
12817 * real.h (c4x_single_format, c4x_extended_format): Remove.
12818 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12820 (Pragmas): Remove comment about c4x pragmas.
12821 * doc/install.texi (c4x): Remove target-specific instructions.
12822 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12823 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12824 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12825 refer to C4x source files as examples.
12826 (C4X_FLOAT_FORMAT): Remove documentation.
12828 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12830 * config/bfin/bfin.c (override_options): Reorder tests so that
12831 flag_pic gets enabled for -msep-data.
12833 2008-01-25 Richard Guenther <rguenther@suse.de>
12835 PR middle-end/32244
12836 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12837 to its bitfield precision if required.
12839 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12841 PR middle-end/33880
12842 * tree-nested.c (walk_omp_for): New function.
12843 (convert_nonlocal_reference, convert_local_reference): Call
12844 walk_omp_for on OMP_FOR.
12845 (convert_call_expr): Call walk_body on OMP_FOR's
12846 OMP_FOR_PRE_INIT_BODY.
12848 2008-01-25 Richard Guenther <rguenther@suse.de>
12850 PR tree-optimization/34966
12851 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12852 default defs and PHI_NODEs we have to insert after the
12853 defining statement.
12855 2008-01-24 Nick Clifton <nickc@redhat.com>
12857 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12858 Provide a default definition.
12859 (LIBGCC2_UNITS_PER_WORD): Likewise.
12861 * config/stormy16/stormy16.c: Include df.h for the prototype
12862 for df_regs_ever_live_p.
12863 (xstormy16_expand_builtin_va_start): Convert the stack offset
12864 into a component_ref and then use POINTER_PLUS_EXPR to add it
12865 to the incoming_virtual_args_rtx.
12866 (xstormy16_gimplify_va_arg_expr): Rename to
12867 xstormy16_gimplify_va_arg_expr.
12868 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12869 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12870 xstormy16_gimplify_va_arg_expr.
12871 Fix up some formatting issues.
12873 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12874 Move to predicates.md.
12875 (xs_hi_general_operand): Likewise.
12876 (xs_hi_nonmemory_operand): Likewise.
12877 * config/stormy16/predicates.md:
12878 (xstormy16_carry_plus_operand): New predicate.
12879 (xs_hi_general_operand): New predicate.
12880 (xs_hi_nonmemory_operand): New predicate.
12881 * config/stormy16/stormy16-protos.h:
12882 (xstormy16_carry_plus_operand): Delete prototype.
12883 (xs_hi_general_operand): Likewise.
12884 (xs_hi_nonmemory_operand): Likewise.
12886 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12887 modifiers as they are no longer needed and they can trigger
12888 reload spill failures.
12890 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12891 with a match_operand in order to help reload.
12893 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12894 constraint with 'e' for the 8th alternative as this version of
12895 the mov.w instruction only accepts the lower 8 registers.
12897 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12900 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12901 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12904 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12906 PR middle-end/33333
12907 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12909 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12911 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12913 (remove_structure): Update allocations list before removing structure.
12915 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12917 * ipa-struct-reorg.c (is_safe_cond_expr,
12918 create_new_stmts_for_cond_expr): Use integer_zerop function,
12919 that recognize not only zero-pointer, but zero-integer too.
12921 2008-01-25 Ben Elliston <bje@au.ibm.com>
12924 * fixproto: Escape "." in sed expression that strips leading "./".
12926 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12929 * gcc.c (SWITCH_OK): Removed.
12930 (SWITCH_LIVE): Changed to bit.
12931 (SWITCH_FALSE): Likewise.
12932 (SWITCH_IGNORE): Likewise.
12933 (switchstr): Change live_cond to unsigned int.
12934 (process_command): Replace SWITCH_OK with 0.
12935 (do_self_spec): Likewise.
12936 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12937 (give_switch): Likewise.
12938 (used_arg): Likewise.
12939 (do_spec_1): Set the SWITCH_IGNORE bit.
12940 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12941 bits. Set the SWITCH_LIVE bit.
12943 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12945 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12947 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12949 PR tree-optimization/34472
12950 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12951 parameter to a "bool *" and set *DATA to false if there is
12952 an unsafe access. Do not delete the structure here.
12953 (check_cond_exprs): Delete it here instead.
12954 (check_cond_exprs, exclude_cold_structs): Do not increase
12955 I when removing a structure.
12957 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12960 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12961 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12963 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12965 PR middle-end/34934
12966 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12967 a fixed vector for stack.
12969 2008-01-24 Ben Elliston <bje@au.ibm.com>
12972 * doc/gcc.texi (Software development): Add a direntry for g++.
12974 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12976 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12977 stale and straggling -fforce-addr comments above.
12979 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12981 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12982 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12984 2008-01-23 Michael Matz <matz@suse.de>
12987 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12990 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12992 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12993 malloc result type.
12995 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12997 * config/avr/avr.c (avr_current_arch): New variable.
12998 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12999 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13000 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13001 (avr_override_options): Init 'avr_current_arch'.
13002 (base_arch_s): Move from here...
13003 * config/avr/avr.h (base_arch_s): ... here. Add new members
13004 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13005 'mega' to 'have_jmp_call'.
13006 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13007 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13009 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13011 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13012 MULTILIB_MATCHES): (Ditto.).
13014 2008-01-23 Richard Guenther <rguenther@suse.de>
13016 PR middle-end/31529
13017 * cgraphunit.c (cgraph_reset_node): Always mark the node
13018 not reachable if it is not queued already.
13020 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13022 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13023 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13024 (cputype_selected): New static variable.
13025 (bfin_handle_option): Set it if -mcpu is used.
13026 (override_option): Select default set of workarounds if no cpu type
13027 selected on the command line.
13028 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13030 From Michael Frysinger <michael.frysinger@analog.com>
13031 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13032 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13034 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13035 for bf547, bf523, bf524, and bf526.
13036 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13038 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13039 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13040 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13041 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13042 * doc/invoke.texi (Blackfin Options): Document that
13043 -mcpu now accept bf547, bf523, bf524, and bf526.
13045 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13047 PR rtl-optimization/34628
13048 * combine.c (try_combine): Stop and undo after the first combination
13049 if an autoincrement side-effect on the first insn has effectively
13052 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13055 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13056 Offset addresses are not valid for Altivec or paired float modes.
13058 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13061 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13062 if DECL_INITIAL (decl) is error_mark_node.
13065 * c-common.c (handle_vector_size_attribute): Only allow
13066 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13067 the same way as pointer, array etc. types.
13068 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13071 * tree.c (build_type_attribute_qual_variant): Call
13072 build_qualified_type if attributes are equal, but quals are not.
13074 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13077 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13078 * flags.h (warn_strict_aliasing): Remove.
13079 (warn_strict_overflow): Remove.
13080 * opts.c (warn_strict_aliasing): Remove.
13081 (warn_strict_overflow): Remove.
13082 * c-opts.c (c_common_handle_option): -Wall only sets
13083 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13084 (c_common_post_options): Give default values to -Wstrict-aliasing
13085 and -Wstrict-overflow if they are uninitialized.
13086 * common.opt (Wstrict-aliasing): Specify Var and Init.
13087 (Wstrict-overflow): Likewise.
13089 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13091 PR rtl-optimization/26854
13092 PR rtl-optimization/34400
13093 PR rtl-optimization/34884
13094 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13096 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13097 (df_rd_bb_info.expanded_lr_out): Deleted
13098 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13099 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13100 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13101 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13102 Removed code to allocate, initialize or free expanded_lr_out.
13103 (df_rd_bb_local_compute_process_def): Restructured to make more
13105 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13106 sets if the sets are being trimmed.
13108 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13111 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13112 (as_vers): Likewise.
13113 * configure: Regenerated.
13115 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13117 PR middle-end/33092
13118 * tree-pass.h (pass_build_alias): New pass.
13119 * tree-ssa-alias.c (gate_build_alias): New.
13120 (pass_build_alias): New.
13121 * passes.c (init_optimization_passes): Add pass_build_alias after
13122 pass_create_structure_vars.
13124 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13126 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13127 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13128 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13129 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13130 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13131 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13132 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13133 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13134 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13135 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13136 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13137 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13138 * config/s390/s390.md (FP_ALL): New mode iterator.
13139 (_d): New mode attribute.
13140 ("*signbit<mode>2>"): Changed mode of first operand.
13141 ("isinf<mode>2"): Changed mode of first operand.
13142 ("*TDC_insn"): Adaptation for DFP modes.
13144 2008-01-22 Ben Elliston <bje@au.ibm.com>
13146 * tree.c (check_qualified_type): Improve function description.
13148 2008-01-21 Jason Merrill <jason@redhat.com>
13151 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13152 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13155 2008-01-21 DJ Delorie <dj@redhat.com>
13157 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13160 2008-01-21 Richard Guenther <rguenther@suse.de>
13162 PR middle-end/34856
13163 * tree-cfg.c (verify_expr): Allow all invariant expressions
13164 instead of just constant class ones as reference argument.
13165 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13166 like any other constant.
13167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13169 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13171 * regmove.c (fixup_match_1): Update call crossed frequencies.
13173 2008-01-21 Richard Guenther <rguenther@suse.de>
13176 * tree-inline.c (setup_one_parameter): Deal with mismatched
13177 types using a VIEW_CONVERT_EXPR.
13179 2008-01-21 Alon Dayan <alond@il.ibm.com>
13180 Olga Golovanevsky <olga@il.ibm.com>
13182 PR tree-optimization/34701
13183 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13184 when the structure size is not a power of 2.
13186 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13188 * doc/install.texi: Add doc for --enable-checking=df.
13190 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13192 PR rtl-optimization/34808
13193 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13195 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13197 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13200 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13202 PR rtl-optimization/26854
13203 PR rtl-optimization/34400
13204 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13206 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13207 (df_rd_bb_info.expanded_lr_out): New.
13208 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13209 * loop_iv.c (iv_analysis_loop_init): Ditto.
13210 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13211 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13212 Added code to allocate, initialize or free expanded_lr_out.
13213 (df_rd_bb_local_compute_process_def): Restructured to make
13214 more understandable.
13215 (df_rd_confluence_n): Add code to do nothing with fake edges and
13216 code to no apply invalidate_by_call sets if the sets are being trimmed.
13217 (df_lr_local_finalize): Renamed to df_lr_finalize.
13218 (df_live_local_finalize): Renamed to df_live_finalize.
13220 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13223 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13224 deciding whether to use reciprocal instructions.
13226 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13228 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13229 dwarf2out_note_section_used if cold_text_section is NULL.
13231 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13233 PR gcov-profile/34610
13234 * tree-cfg.c (make_edges): Mark both outgoing edges from
13235 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13236 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13237 from OMP_FOR and OMP_CONTINUE outgoing edges.
13239 * tree-profile.c (tree_profiling): Return early if
13240 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13242 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13243 from cfun to child_cfun.
13244 * function.h (struct function): Add after_tree_profile bit.
13246 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13248 * config/avr/avr.S (_exit): Disable interrupt.
13250 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13251 Steven Bosscher <stevenb.gcc@gmail.com>
13253 PR rtl-optimization/26854
13254 PR rtl-optimization/34400
13255 * df-problems.c (df_live_scratch): New scratch bitmap.
13256 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13257 (df_live_reset): Clear the proper bitmaps.
13258 (df_live_bb_local_compute): Only process the artificial defs once
13259 since the order is not important.
13260 (df_live_init): Init the df_live sets only with the variables
13261 found live by df_lr.
13262 (df_live_transfer_function): Use the df_lr sets to prune the
13263 df_live sets as they are being computed.
13264 (df_live_free): Free df_live_scratch.
13266 2008-01-18 Ian Lance Taylor <iant@google.com>
13268 * common.opt: Add fmerge-debug-strings.
13269 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13270 flag_merge_debug_strings rather than flag_merge_constants.
13271 * doc/invoke.texi (Option Summary): Mention
13272 -fmerge-debug-strings.
13273 (Debugging Options): Document -fmerge-debug-strings.
13275 2008-01-18 Ian Lance Taylor <iant@google.com>
13278 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13279 (struct tree_function_decl): Add new field operator_new_flag.
13280 * tree-inline.c (expand_call_inline): When inlining a call to
13281 operator new, force the return value to go into a variable, and
13282 set DECL_NO_TBAA_P on that variable.
13283 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13285 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13288 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13289 DWARF2_DEBUGGING_INFO.
13290 (dwarf2out_note_section_used): Ditto. Add prototype.
13291 (have_multiple_function_sections, text_section_used,
13292 cold_text_section_used, *cold_text_sections): Move declarations
13295 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13297 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13298 field and add signal_ra.
13299 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13300 assignments to frame state pc. Move end of stack check after
13301 MD_FALLBACK_FRAME_STATE_FOR.
13302 (uw_update_context_1): Use frame state signal_regs if set, instead
13303 of checking signal_frame flag.
13304 (uw_update_context): Use frame state signal_ra if set.
13305 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13306 * config/xtensa/linux-unwind.h: New file.
13308 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13310 * modulo-sched.c (get_sched_window): Fix comment typo.
13312 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13314 PR tree-optimization/34648
13315 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13317 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13319 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13320 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13322 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13324 PR rtl-optimization/34400
13325 * df-core.c (df_worklist_dataflow_overeager,
13326 df_worklist_dataflow_doublequeue): New functions.
13327 (df_worklist_dataflow): Two different worklist solvers.
13328 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13331 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13334 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13335 and ftree-parallelize-loops.
13337 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13339 PR rtl-optimization/34826
13340 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13342 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13344 * global.c (find_reg): Mark the eh regs as used if necessary.
13345 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13346 * ra.h (struct allocno): no_eh_reg field added. Changed
13347 no_stack_reg type to bitfield.
13349 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13351 * tree.c (substitute_in_expr): Add missing 'break'.
13353 2008-01-17 Richard Guenther <rguenther@suse.de>
13355 PR tree-optimization/34825
13356 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13357 x / x as division to handle.
13359 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13361 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13362 "-pthread" is specified.
13363 * pa-hpux11.h (LIB_SPEC): Likewise.
13365 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13366 Peter Bergner <bergner@vnet.ibm.com>
13368 PR rtl-optimization/33796
13369 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13371 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13373 PR libgfortran/34699
13374 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13376 * pa-hpux10.h (LINK_SPEC): Likewise.
13377 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13379 2008-01-16 Richard Guenther <rguenther@suse.de>
13381 PR middle-end/32628
13382 * fold-const.c (fold_convert_const_int_from_int): Do not
13383 set overflow if that occured only because of a sign extension
13384 change when converting from/to a sizetype with the same
13385 precision and signedness.
13387 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13390 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13391 location address to the correct place. Update copyright year.
13393 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13395 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13396 no dependences in the dependence_relations vector.
13398 2008-01-16 Jan Hubicka <jh@suse.cz>
13400 PR rtl-optimization/31396
13401 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13402 * cfg.c (dump_reg_info): Print it.
13403 * regs.h (struct reg_info_t): add freq_calls_crossed.
13404 (REG_FREQ_CALLS_CROSSED): New macro.
13405 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13406 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13407 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13408 regmove_optimize): Update call crossed frequencies.
13409 * local-alloc.c (struct qty): Add freq_calls_crossed.
13410 (alloc_qty): Copute freq_calls_crossed.
13411 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13412 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13413 * ra.h (struct allocno): Add freq_calls_crossed.
13415 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13417 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13418 libgomp when compiling with ftree-parallelize-loops.
13419 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13421 2008-01-16 Richard Guenther <rguenther@suse.de>
13423 PR tree-optimization/34769
13424 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13425 * tree.c (int_cst_value): Instead make this function more
13426 permissive in what it accepts as valid input. Document this
13427 function always sign-extends the value.
13429 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13430 Richard Guenther <rguenther@suse.de>
13433 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13434 (gimple_fold_indirect_ref_rhs): ... this.
13435 (gimple_fold_indirect_ref): New function with foldings
13436 that preserve lvalueness.
13437 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13438 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13439 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13440 to fold an INDIRECT_REF, fall back to the old use of
13441 fold_indirect_ref_1.
13443 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13445 * tree-data-ref.c (subscript_dependence_tester_1): Call
13446 free_conflict_function.
13447 (compute_self_dependence): Same.
13449 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13452 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13453 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13455 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13456 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13457 for DWARF2_UNWIND_INFO targets.
13459 2008-01-16 Richard Guenther <rguenther@suse.de>
13462 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13463 type qualifiers for function types.
13465 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13467 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13468 loop_iterator li from previous commit.
13470 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13472 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13474 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13476 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13477 (parallelize_loops): Don't parallelize irreducible components.
13479 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13482 * c-opts (c_common_post_options): Do not enable CPP
13483 flag_pedantic_errors by default.
13485 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13487 PR rtl-optimization/31944
13488 * cse.c (remove_pseudo_from_table): New function.
13489 (merge_equiv_classes): Use above function to remove pseudo-registers.
13490 (invalidate): Likewise.
13492 2008-01-13 Richard Guenther <rguenther@suse.de>
13494 PR middle-end/34601
13495 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13496 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13498 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13500 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13501 validate_change to unshare the source of the PC set.
13503 2008-01-12 Jan Hubicka <jh@suse.cz>
13505 PR middle-end/32135
13506 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13507 references above array bounds. This might trigger bounds checks for
13508 pointers to arrays.
13510 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13512 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13513 new_replaceable_dependencies.
13515 2008-01-12 Doug Kwan <dougkwan@google.com>
13517 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13518 instead of OPT_Wreturn_type in warning due to ignored return type
13520 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13521 options included in -Wextra.
13522 * c.opt: New option -Wignored_qualifiers.
13523 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13524 -Wignore_qualifiers.
13525 (-Wignored-qualifiers): Document.
13526 (-Wreturn-type): Remove description of functionality now handled
13527 by -Wignored-qualifiers.
13529 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13532 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13533 NOP_EXPR if it is between integral types with the same precision.
13535 2008-01-12 Jan Hubicka <jh@suse.cz>
13538 * invoke.texi (max-inline-recursive-depth): Fix default value.
13540 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13542 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13545 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13547 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13549 2008-01-11 James E. Wilson <wilson@specifix.com>
13552 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13554 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13556 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13557 save/restore frame pointer register and don't use 'call-prologues'
13558 optimization in function with "OS_task" attribute.
13560 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13562 PR middle-end/31309
13563 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13564 when copying to memory.
13566 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13568 PR rtl-optimization/30905
13569 * cfgcleanup.c: Include dce.h
13570 (crossjumps_occured): New global variable.
13571 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13572 If something changed, set crossjumps_occured to true.
13573 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13574 Don't add/remove fake edges to exit here...
13575 (cleanup_cfg): ...but do it here, when crossjumping.
13576 Run a fast DCE when successful crossjumps occured in the latest
13577 iteration of try_optimize_cfg.
13579 2008-01-11 Richard Guenther <rguenther@suse.de>
13581 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13582 (struct vn_unary_op_s): Likewise.
13583 (vn_reference_insert): Free old reference on hash collision.
13585 2008-01-10 Raksit Ashok <raksit@google.com>
13587 PR rtl-optimization/27971
13588 * combine.c (find_split_point): Split PLUS expressions which are
13589 inside a MEM rtx, and whose first operand is complex.
13591 2008-01-10 DJ Delorie <dj@redhat.com>
13593 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13594 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13595 (m32c_hard_regno_ok): Call the underlying function.
13597 2008-01-10 Richard Guenther <rguenther@suse.de>
13599 PR middle-end/34683
13600 * tree-cfg.c (tree_merge_blocks): Do not go through the
13601 full-blown folding and stmt updating path if we just deal
13602 with virtual operands.
13603 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13604 test for abnormal SSA_NAMEs.
13606 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13608 PR middle-end/34641
13609 * reload.c (push_reload): Add assertions. All constants from
13610 reg_equiv_constant should have been used for replacing the respective
13612 (find_reloads_address): Invoke find_reloads_address_part for
13613 constant taken from the reg_equiv_constant array.
13615 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13617 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13618 field (valnum) the first in the struct. Replace bools with
13621 2008-01-10 Richard Guenther <rguenther@suse.de>
13623 PR tree-optimization/34651
13624 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13625 types and ordering for masking and converting.
13627 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13629 PR tree-optimization/34017
13630 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13631 also for PHI_NODE expressions.
13633 2008-01-09 Jan Hubicka <jh@suse.cz>
13635 PR tree-optimization/34708
13636 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13637 based on number of case labels.
13638 (init_inline_once): Remove switch_cost.
13639 * tree-inline.h (eni_weights_d): Remove switch_cost.
13641 2008-01-09 Richard Guenther <rguenther@suse.de>
13642 Andrew Pinski <andrew_pinski@playstation.sony.com>
13644 PR middle-end/30132
13645 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13646 temporary if an rvalue is ok or an lvalue is not required.
13648 2008-01-09 Richard Guenther <rguenther@suse.de>
13650 PR middle-end/34458
13651 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13652 adjust return type.
13654 2008-01-09 Richard Guenther <rguenther@suse.de>
13656 PR middle-end/34679
13657 * tree.c (host_integerp): Check for sizetype only if the
13658 type is an integer type.
13660 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13663 * opts.c (decode_options): Disable inlining of functions called
13664 once if not in unit-at-a-time mode.
13666 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13668 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13670 2008-01-08 Richard Guenther <rguenther@suse.de>
13672 PR middle-end/31863
13673 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13674 out early if the result will be unused.
13676 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13681 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13682 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13685 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13687 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13688 for vectorization tuned.
13690 2008-01-08 Richard Guenther <rguenther@suse.de>
13692 PR tree-optimization/34683
13693 * tree-ssa-operands.c (operand_build_cmp): Export.
13694 * tree-ssa-operands.h (operand_build_cmp): Declare.
13695 * tree-vn.c (vuses_compare): Remove.
13696 (sort_vuses): Use operand_build_cmp.
13697 (sort_vuses_heap): Likewise.
13698 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13699 to re-use old VEC if available. Do not sort already sorted VUSEs.
13700 (vdefs_to_vec): Do not sort already sorted VDEFs.
13702 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13704 PR middle-end/34694
13705 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13707 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13710 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13711 limitations of reciprocal sequences on x86 targets.
13713 2008-01-08 Richard Guenther <rguenther@suse.de>
13715 PR tree-optimization/34683
13716 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13718 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13721 * config/darwin.c (darwin_mergeable_string_section): Don't use
13722 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13724 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13727 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13728 negxf2. Macroize expander using X87MODEF mode iterator. Change
13729 predicates of op0 and op1 to register_operand.
13730 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13731 expander using X87MODEF mode iterator. Change predicates of
13732 op0 and op1 to register_operand.
13733 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13734 corresponding patterns and macroize using MODEF macro. Change
13735 predicates of op0 and op1 to register_operand and remove
13736 "m" constraint. Disparage "r" alternative with "!".
13737 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13738 macroize using X87MODEF macro. Change predicates of op0 and op1
13739 to register_operand and remove "m" constraint. Disparage "r"
13740 alternative with "!".
13741 (absneg splitter with memory operands): Remove.
13742 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13743 patterns and macroize using X87MODEF mode iterator.
13744 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13745 Change predicate of op1 to register_operand.
13746 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13747 for memory operands.
13749 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13751 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13753 2008-01-07 Richard Guenther <rguenther@suse.de>
13755 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13758 2008-01-07 Richard Guenther <rguenther@suse.de>
13760 PR tree-optimization/34683
13761 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13762 VOPs of the needed size to save memory. Use VEC_quick_push
13763 to save compile-time.
13764 (vdefs_to_vec): Likewise.
13766 2008-01-07 Sa Liu <saliu@de.ibm.com>
13768 * config/spu/spu.md (divdf3): Genetate inline code for double
13769 division. The implementation doesn't handle INF or NAN, therefore it
13770 only applies when -ffinite-math-only is given.
13772 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13775 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13776 * doc/cpp.texi ([Common Predefined Macros]): Document.
13778 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13781 order to use commutative addition instead of subtraction.
13783 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13784 Mircea Namolaru <namolaru@il.ibm.com>
13785 Vladimir Yanovsky <yanov@il.ibm.com>
13786 Revital Eres <eres@il.ibm.com>
13788 PR tree-optimization/34263
13789 * tree-outof-ssa.c (process_single_block_loop_latch,
13790 contains_tree_r): New functions.
13791 (analyze_edges_for_bb): Call process_single_block_loop_latch
13792 function to empty single-basic-block latch block if possible.
13794 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13796 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13798 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13800 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13802 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13804 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13806 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13808 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13810 PR tree-optimization/34618
13811 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13814 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13817 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13818 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13819 Update copyright year.
13821 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13822 Update copyright year.
13823 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13826 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13828 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13829 edge does not point to current bb before changing need_assert.
13831 2008-01-04 Richard Guenther <rguenther@suse.de>
13833 PR middle-end/34029
13834 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13835 for verifying purposes if they are is_gimple_min_invariant.
13837 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13839 PR tree-optimization/34448
13840 PR tree-optimization/34465
13841 * gimplify.c (gimplify_init_constructor): Add new parameter
13842 notify_temp_creation. Use it.
13843 (gimplify_modify_expr_rhs): Take volatiles into account when
13844 optimizing constructors.
13845 Do not optimize constructors if gimplify_init_constructor will dump to
13847 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13848 * gcc.c-torture/compile/pr34448.c: New.
13850 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13852 PR gcov-profile/34609
13853 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13854 return_slot if result is TREE_ADDRESSABLE.
13856 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13858 * config/mips/mips.md (sqrt_condition): Tweak comment.
13859 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13861 2008-01-03 Tom Tromey <tromey@redhat.com>
13864 * c-common.c (c_type_hash): Handle VLAs.
13866 2008-01-03 Jan Hubicka <jh@suse.cz>
13868 PR tree-optimization/31081
13869 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13870 0 when inlining and not inlining to first basic block.
13871 (remap_decl): When var is initialized to 0, don't set default_def.
13872 (expand_call_inline): Set entry_bb.
13873 * tree-inline.h (copy_body_data): Add entry_bb.
13875 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13878 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13881 PR tree-optimization/29484
13882 * tree-inline.c (inline_forbidden_p_2): New function.
13883 (inline_forbidden_p): Disallow inlining if some static var
13884 has an address of a local LABEL_DECL in its initializer.
13885 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13888 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13890 PR tree-optimization/34635
13891 * tree-data-ref.c (add_other_self_distances): Make sure that the
13892 evolution step is constant.
13894 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13896 PR middle-end/34608
13897 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13899 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13901 * tree-sra.c (scalarize_init): Insert the generate_element_init
13902 statements after the generate_element_zero statements.
13904 2008-01-02 Richard Guenther <rguenther@suse.de>
13906 PR middle-end/34093
13907 PR middle-end/31976
13908 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13909 for very large number of operands instead of ICEing.
13911 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13914 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13915 while stack probing.
13917 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13919 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13922 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13924 PR libmudflap/26442
13925 * tree-mudflap.c (mx_register_decls): Guard warning by
13926 !DECL_ARTIFICIAL check.
13928 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13930 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13931 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13932 sse5_perm<mode>): Fix constraints.