1 2008-06-29 Andreas Schwab <schwab@suse.de>
3 * config/rs6000/x-linux64: Remove never used file.
5 2008-06-29 Richard Guenther <rguenther@suse.de>
7 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9 (struct alias_info): Move ...
10 * tree-ssa-alias.c: ... here.
11 (update_alias_info): Declare.
12 (compute_may_aliases): Call it.
13 (update_alias_info): New function.
14 * tree-ssa-structalias.c (update_alias_info): Move ...
15 * tree-ssa-alias.c (update_alias_info_1): ... here.
16 * tree-ssa-structalias.c (process_constraint_1): Remove
17 unused from_call argument. Rename to ...
18 (process_constraint): ... this. Delete old wrapper.
19 (make_constraint_to): Adjust callers.
20 (handle_const_call): Likewise.
21 (handle_pure_call): Likewise.
22 (init_base_vars): Likewise.
23 (handle_lhs_call): Likewise. Remove unnecessary constraint.
24 (find_func_aliases): We don't need structure copies for
26 (make_constraint_from_anything): Remove.
27 (create_variable_info_for): For globals make constraints
28 from escaped, not from anything.
29 (compute_points_to_sets): Do not call update_alias_info.
30 (ipa_pta_execute): Use make_constraint_from.
32 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
34 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
35 (bitmap.o-warn, dominance.o-warn): New.
36 * configure.ac (cxx_compat_warn): Delete.
37 (loose_warn): Add -Wcast-qual and -Wc++-compat.
38 * system.h: Remove #pragma diagnostic for -Wcast-qual and
40 * configure: Regenerate.
42 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
45 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
47 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
48 * df-scan.c (df_notes_rescan): Likewise.
49 * ggc-page.c (set_page_table_entry): Likewise.
50 * intl.c (gcc_gettext_width): Likewise.
51 * varasm.c (get_unnamed_section, get_noswitch_section,
52 get_section): Likewise.
54 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
56 * regrename.c (build_def_use): Don't copy RTX.
58 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
60 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
61 (Type Attributes): Fix nesting of @table and @subsection. Adjust
62 punctuation. Use @ref instead of @xref.
63 (Function Names): Remove stray @display/@end display.
64 (C++ Attributes): Use @ref instead of @xref.
65 (Deprecated Features): Fix punctuation around @xref.
66 (Backwards Compatibility): Likewise.
67 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
69 2008-06-28 Joseph Myers <joseph@codesourcery.com>
71 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
72 constants for E500 double.
74 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
76 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
77 element type of const_vector.
79 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
82 Remove FLAGS_REG clobber from expander pattern.
83 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
84 (anddi3, andsi3, andhi3, andqi3): Ditto.
85 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
86 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
87 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
88 (ashlsi3, ashlhi3, ashlqi3): Ditto.
89 (ashrsi3, ashrhi3, ashrqi3): Ditto.
90 (lshrsi3, lshrhi3, lshrqi3): Ditto.
91 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
92 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
94 2008-06-28 Richard Guenther <rguenther@suse.de>
96 * tree-ssa-structalias.c (callused_id, var_callused,
98 (handle_pure_call): New function.
99 (find_func_aliases): Call it.
100 (find_what_p_points_to): Handle the call-used set.
101 (clobber_what_escaped): Likewise.
102 (compute_call_used_vars): New function.
103 (init_base_vars): Init the call-used variable.
104 (do_sd_constraint): Do not propagate the solution from CALLUSED
105 but use CALLUSED as a placeholder.
106 (solve_graph): Likewise.
107 * tree-flow-inline.h (gimple_call_used_vars): New function.
108 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
109 (compute_call_used_vars): Declare.
110 * tree-ssa-alias.c (set_initial_properties): Call
111 compute_call_used_vars.
112 (reset_alias_info): Clear call-used variables.
113 (add_call_clobber_ops): Assert we are not called for const/pure
114 functions. Remove handling of them.
115 (add_call_read_ops): Handle pure functions by adding the
116 call-used set of variables as VUSEs.
117 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
118 (delete_tree_ssa): Free it.
119 * tree-dfa.c (remove_referenced_var): Clear the var from the
122 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
124 * tree.c (build_varargs_function_type_list): New.
125 (build_function_type_list_1): New.
126 (build_function_type_list): Use build_function_type_list_1.
127 * tree.h (build_varargs_function_type_list): New.
129 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
132 * config/spu/spu.c (spu_builtin_splats): Do not generate
133 invalid CONST_VECTOR expressions.
134 (spu_expand_vector_init): Likewise.
136 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
138 * optabs.c (libfunc_decls): New variable.
139 (libfunc_decl_hash, libfunc_decl_eq): New functions.
140 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
141 for the same function twice.
143 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
145 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
146 ix86_expand_binary_operator directly.
147 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
151 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
152 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
153 using only one splitter. Conditionaly execute splitter before or
154 after peephole2 pass.
155 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
156 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
157 Use only one alternative in asm template.
158 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
160 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
161 "J" operand constraint for operand 2.
162 (*ashldi3_cconly_rex64): Ditto.
163 (*ashrdi3_cmp_rex64): Ditto.
164 (*ashrdi3_cconly_rex64): Ditto.
165 (*lshrdi3_cmp_rex64): Ditto.
166 (*lshrdi3_cconly_rex64): Ditto.
167 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
168 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
169 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
172 2008-06-27 Jakub Jelinek <jakub@redhat.com>
174 * gimplify.c (omp_is_private): Don't return true if decl is not
175 already private on #pragma omp for or #pragma omp parallel for.
178 * tree-cfg.c (struct move_stmt_d): Replace block field with
179 orig_block and new_block fields.
180 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
181 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
182 (move_block_to_fn): Replace vars_map and new_label_map arguments
183 with struct move_stmt_d pointer.
184 (replace_block_vars_by_duplicates): New function.
185 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
186 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
187 all subblocks of ORIG_BLOCK to the new function. Call
188 replace_block_vars_by_duplicates.
189 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
190 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
191 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
192 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
193 (expand_omp): Temporarily set input_location to the location of
194 region's controlling stmt.
195 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
196 BIND_EXPR, push ctx->block_vars and gimplification vars into
197 the BIND_EXPR and its block's BLOCK_VARS instead of directly
199 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
200 there are any BLOCK_VARS.
201 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
202 OMP_PARALLEL or OMP_TASK stmt.
203 (lower_omp): Save and restore input_location around the lower_omp_1
206 2008-06-27 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/36400
209 PR tree-optimization/36373
210 PR tree-optimization/36344
211 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
212 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
213 (update_alias_info): Remove call clobbering code.
214 (make_constraint_to): New helper function.
215 (make_escape_constraint): Likewise.
216 (handle_rhs_call): Use it on all pointer containing arguments.
217 Also mark the static chain escaped.
218 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
220 (make_constraint_from): New helper split out from ...
221 (make_constraint_from_anything): ... here.
222 (find_func_aliases): Add constraints for escape sites.
223 (intra_create_variable_infos): Make constraints from NONLOCAL
225 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
227 (clobber_what_p_points_to): Remove.
228 (clobber_what_escaped): New function.
229 (init_base_vars): Init NONLOCAL and ESCAPED.
230 (do_sd_constraint): Do not propagate the solution from ESCAPED
231 but use ESCAPED as a placeholder.
232 (solve_graph): Likewise.
233 * tree-flow.h (clobber_what_p_points_to): Remove.
234 (clobber_what_escaped): Declare.
235 * tree-ssa-alias.c (set_initial_properties): Call it.
236 Remove code clobbering escaped pointers.
238 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
240 * function.c (allocate_struct_function): Only allocate a unique
241 funcdef_no if the decl is nonzero.
243 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
245 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
246 * config/mips/mips.c (mips_split_const_insns): New function.
247 * config/mips/mips.md (move_type): New attribute.
248 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
249 (dword_mode): New attribute.
250 (type): Avoid long line. Map "move_type"s to "type"s,
251 choosing "multi" for doubleword moves if appropriate.
252 Swap MTC/MFC comments to match their declaration order.
253 (extended_mips16): Default to "yes" if "move_type" is "sll0",
254 "type" is "branch" or "jal" is "direct".
255 (length): Handle "extended_mips16" first. Make the default
256 "0" for "ghost" instructions. Set the length from "move_type".
257 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
258 of "type", with "sll0" for the register alternative. Remove the
259 "extended_mips16" attribute.
260 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
261 of "type", with "shift_shift" for the register alternative.
262 Remove the "length" attribute.
263 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
264 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
265 of "type", with "andi" for the register alternative.
266 (*zero_extendqihi2): Likewise.
267 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
268 of "andi" instead of a "type" of "arith".
269 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
271 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
272 (mov_<store>r, *mov<mode>_ra): Likewise.
273 (extendsidi2): Use "move_type" instead of "type", with "move"
274 for the register alternative.
275 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
276 of "type", with "signext" for the register alternative.
277 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
278 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
279 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
280 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
281 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
282 (unnamed branch insn): Likewise.
283 (*movdi_gp32_fp64): Fold into...
284 (*movdi_32bit): ...here.
285 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
286 (*movdf_hardfloat): ...this new pattern.
287 (*movdf_softfloat): Remove redundant FPR alternatives.
288 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
289 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
290 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
291 the "move" attribute.
292 (*movdi_32bit): Use "move_type" instead of "type" and remove the
293 "length" attribute. Use "fpload" and "fpstore" instead of "load"
294 and "store" for COP loads and stores.
295 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
296 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
297 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
298 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
299 (*movtf_mips16, *movv2sf): Likewise.
300 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
301 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
302 (mfhc1<mode>): Use "move_type" instead of "move".
303 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
304 (loadgp_blockage): Remove the "length" attribute.
305 (blockage, set_got_version, update_got_version): Likewise.
306 (call_internal): Remove the "extended_mips16" attribute.
307 (call_value_internal, call_value_multiple_internal): Likewise.
308 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
310 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
311 the "length" attribute.
313 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
316 -Wcast-qual warnings.
317 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
318 handle_pragma_pop_macro): Likewise.
319 * collect2.c (resolve_lib_name): Likewise.
320 * config/arc/arc.c (arc_init): Likewise.
321 * config/arm/arm.c (neon_builtin_compare,
322 locate_neon_builtin_icode): Likewise.
323 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
324 * config/bfin/bfin.c (bfin_init_machine_status,
325 bfin_optimize_loop): Likewise.
326 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
327 * config/cris/cris.c (cris_init_expanders): Likewise.
328 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
329 * config/darwin.c (machopic_indirection_eq,
330 machopic_indirection_name, machopic_output_indirection): Likewise.
331 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
332 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
333 frv_optimize_membar): Likewise.
334 * config/i386/cygwin.h (mingw_scan,
335 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
336 * config/i386/cygwin1.c (mingw_scan): Likewise.
337 * config/i386/i386.c (machopic_output_stub): Likewise.
338 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
339 i386_pe_unique_section): Likewise.
340 * config/ia64/ia64.c (ia64_init_machine_status,
341 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
343 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
344 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
345 * config/m68k/m68k.c (m68k_handle_option,
346 m68k_sched_md_init_global): Likewise.
347 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
348 mcore_unique_section): Likewise.
349 * config/mips/mips.c (mips_block_move_straight,
350 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
352 * config/mmix/mmix.c (mmix_init_machine_status,
353 mmix_encode_section_info): Likewise.
354 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
355 * config/rs6000/rs6000.c (rs6000_init_machine_status,
356 print_operand_address, output_toc, redefine_groups,
357 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
358 * config/s390/s390.c (s390_init_machine_status): Likewise.
359 * config/score/score.c (score_block_move_straight,
360 score_block_move_loop_body): Likewise.
361 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
362 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
363 * emit-rtl.c (find_auto_inc): Likewise.
364 * gcc.c (translate_options, process_command): Likewise.
365 * reorg.c (dbr_schedule): Likewise.
366 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
367 * xcoffout.c (xcoffout_declare_function): Likewise.
369 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
371 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
372 ipa-pta working again.
374 2008-06-27 David Edelsohn <edelsohn@gnu.org>
376 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
379 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
381 * config.gcc (powerpc*-*-*): Add new core e500mc.
382 * config/rs6000/e500mc.md: New file.
383 * config/rs6000/rs6000.c (processor_costs): Add new costs for
385 (rs6000_override_options): Add e500mc case to
386 processor_target_table. Altivec and Spe options not allowed
387 with e500mc. Add isel instruction to e500mc by
388 default. Initialize rs6000_cost for e500mc.
389 (rs6000_issue_rate): Set issue rate for e500mc.
390 * config/rs6000/rs6000.h (processor_type): Add
392 (ASM_CPU_SPEC): Add e500mc.
393 Set TARGET_ISEL to rs6000_isel.
394 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
395 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
396 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
398 * doc/invoke.texi: Add e500mc to list of cpus.
400 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
403 * c-lex.c (lex_charconst): Initialize unsignedp.
405 2008-06-27 Olivier Hainque <hainque@adacore.com>
407 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
408 documented assumptions.
410 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
412 * dwarf2out.c: Remove trailing white spaces. Break long line
415 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
417 * libfuncs.h (LTI_synchronize): New libfunc_index.
418 (synchronize_libfunc): Declare.
419 * builtins.c (expand_builtin_synchronize): Consider using
420 synchronize_libfunc before falling back on an asm blockage.
421 * config/mips/mips.c: Include libfuncs.h
422 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
424 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
426 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
427 parameter. Copy stack_reg to r11 where appropriate.
428 (no_global_regs_above): Add gpr parameter.
429 (rs6000_stack_info): Only add padding for SPE save area if we
430 are saving SPE GPRs and CR.
431 (saveres_routine_syms): New variable.
432 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
434 (rs6000_savres_routine_sym): New function.
435 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
437 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
438 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
439 Tweak FPR out-of-line saving.
440 (rs6000_make_savres_rtx): New function.
441 (rs6000_use_multiple_p): New function.
442 (rs6000_savres_strategy): New function.
443 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
444 out-of-line if appropriate.
445 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
446 if we are optimizing for size.
447 (GP_SAVE_INLINE): Define.
448 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
449 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
450 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
451 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
452 (*save_fpregs_<mode>): Add use of r11.
453 (*restore_gpregs_<mode>): New insn.
454 (*return_and_restore_gpregs_<mode>): New insn.
455 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
457 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
458 (*restore_gpregs_spe): New insn.
459 (*return_and_restore_gpregs_spe): New insn.
460 * config/rs6000/predicates.md (save_world_operation): Fix check.
462 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
464 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
465 this point, so assert that.
467 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
469 * cfganal.c: Include vec.h and vecprim.h.
470 (compute_idf): Import from...
471 * tree-into-ssa (compute_idf): ...here.
472 * basic-block.h (compute_idf): Export.
474 2008-06-26 Joseph Myers <joseph@codesourcery.com>
476 * c-decl.c (merge_decls): Use !current_function_decl to check for
477 extern declaration of C99 inline function being at file scope.
479 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
481 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
483 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * alias.c (record_alias_subset, init_alias_analysis): Fix
486 -Wc++-compat and/or -Wcast-qual warnings.
487 * attribs.c (lookup_attribute_spec): Likewise.
488 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
489 copy_bb, connect_traces,
490 find_rarely_executed_basic_blocks_and_cr): Likewise.
491 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
492 note_btr_set, migrate_btr_defs): Likewise.
493 * builtins.c (result_vector, expand_builtin_memcpy,
494 expand_builtin_mempcpy_args, expand_builtin_strncpy,
495 builtin_memset_read_str, expand_builtin_printf,
496 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
498 * caller-save.c (mark_set_regs): Likewise.
499 * calls.c (expand_call, emit_library_call_value_1): Likewise.
500 * cgraph.c (cgraph_edge): Likewise.
501 * combine.c (likely_spilled_retval_1): Likewise.
502 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
503 htab_counts_entry_del, get_coverage_counts): Likewise.
504 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
505 new_cselib_val): Likewise.
506 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
507 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
509 * df-core.c (df_compact_blocks): Likewise.
510 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
511 * df-scan.c (df_grow_reg_info, df_ref_create,
512 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
513 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
514 df_record_entry_block_defs, df_record_exit_block_uses,
515 df_bb_verify): Likewise.
516 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
517 DF_REF_EXTRACT_MODE_CONST): New.
518 * dominance.c (get_immediate_dominator, get_dominated_by,
519 nearest_common_dominator, root_of_dom_tree,
520 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
521 -Wc++-compat and/or -Wcast-qual warnings.
522 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
523 record_store, replace_read, check_mem_read_rtx, scan_insn,
524 dse_step1, dse_record_singleton_alias_set): Likewise.
525 * dwarf2asm.c (dw2_force_const_mem): Likewise.
527 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
529 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
530 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
531 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
532 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
533 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
534 add_ranges_num, add_ranges_by_labels, file_info_cmp,
535 file_name_acquire, output_file_names, add_const_value_attribute,
536 premark_used_types_helper, file_table_eq, file_table_hash,
537 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
538 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
539 -Wcast-qual warnings.
540 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
541 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
542 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
543 gen_reg_rtx, start_sequence, init_emit): Likewise.
544 * et-forest.c (et_new_occ, et_new_tree): Likewise.
545 * except.c (init_eh_for_function, gen_eh_region,
546 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
547 arh_to_landing_pad, arh_to_label, add_action_record,
548 add_call_site, switch_to_exception_section): Likewise.
549 * expmed.c (synth_mult): Likewise.
550 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
551 store_expr): Likewise.
552 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
554 * function.c (assign_stack_temp_for_type,
555 allocate_struct_function, match_asm_constraints_1): Likewise.
556 * gcov-io.c (gcov_allocate): Likewise.
557 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
558 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
559 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
560 record_one_set, insert_expr_in_table, insert_set_in_table,
561 dump_hash_table, compute_hash_table_work, alloc_hash_table,
562 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
563 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
564 -Wcast-qual warnings.
566 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
568 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
569 -Wcast-qual warnings.
570 * gcc.c (process_command): Likewise.
571 * genattrtab.c (oballoc): Use XOBNEW.
572 (oballocvec): Define.
573 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
574 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
575 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
576 -Wc++-compat and/or -Wcast-qual warnings.
577 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
578 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
579 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
580 gen_presence_absence_set, gen_automaton, gen_regexp_el,
581 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
582 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
583 add_excls, process_presence_absence_names,
584 process_presence_absence_patterns, add_presence_absence,
585 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
586 get_free_state, add_arc, get_free_automata_list_el,
587 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
588 transform_3, cache_presence, create_ainsns, create_automata,
589 create_state_ainsn_table, dfa_insn_code_enlarge,
590 output_trans_func, output_min_issue_delay_func,
591 output_dead_lock_func, output_reset_func,
592 output_get_cpu_unit_code_func, output_dfa_start_func,
593 expand_automata): Likewise.
594 * genextract.c (gen_insn): Likewise.
595 * gengtype-lex.l: Likewise.
596 * gengtype.c (read_input_list, adjust_field_type,
597 process_gc_options): Likewise.
598 * genoutput.c (note_constraint): Likewise.
599 * genpreds.c (mangle, add_constraint): Likewise.
600 * genrecog.c (process_define_predicate, new_decision,
601 add_to_sequence): Likewise.
602 * gensupport.c (record_insn_name): Likewise.
604 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
606 * config/i386/driver-i386.c (detect_caches_amd,
607 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
608 and/or -Wcast-qual warnings.
609 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
610 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
611 gt_pch_save): Likewise.
612 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
613 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
614 * global.c (compute_regsets): Likewise.
615 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
616 finish_graph_dump_file): Likewise.
617 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
618 unlink_bb_notes): Likewise.
619 * integrate.c (get_hard_reg_initial_val): Likewise.
620 * ipa-prop.c (ipa_push_func_to_list): Likewise.
621 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
622 * local-alloc.c (update_equiv_regs): Likewise.
623 * loop-invariant.c (check_invariant_table_size,
624 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
626 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
627 altered_reg_used, mark_altered): Likewise.
628 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
629 insert_var_expansion_initialization,
630 combine_var_copies_in_loop_exit, apply_opt_in_copies,
631 release_var_copies): Likewise.
632 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
633 analyze_matrix_decl, add_allocation_site, analyze_transpose,
634 analyze_accesses_for_phi_node, check_var_notmodified_p,
635 check_allocation_function, find_sites_in_func,
636 record_all_accesses_in_func, transform_access_sites,
637 transform_allocation_sites): Likewise.
638 * omp-low.c (new_omp_region, create_omp_child_function_name,
639 check_omp_nesting_restrictions, check_combined_parallel,
640 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
641 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
642 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
643 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
645 * opts-common.c (prune_options): Likewise.
646 * opts.c (add_input_filename, print_filtered_help,
647 get_option_state): Likewise.
648 * params.c (add_params): Likewise.
649 * passes.c (set_pass_for_id, next_pass_1,
650 do_per_function_toporder, pass_fini_dump_file): Likewise.
651 * postreload.c (reload_cse_simplify_operands): Likewise.
652 * predict.c (tree_predicted_by_p, tree_predict_edge,
653 clear_bb_predictions, combine_predictions_for_bb): Likewise.
655 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
657 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
659 * recog.c (check_asm_operands, validate_change_1): Likewise.
660 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
661 subst_asm_stack_regs): Likewise.
662 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
663 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
664 * regmove.c (reg_is_remote_constant_p): Likewise.
665 * regrename.c (regrename_optimize, scan_rtx_reg,
666 kill_clobbered_value, kill_set_value, kill_autoinc_value):
668 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
669 regstat_compute_calls_crossed): Likewise.
670 * reload1.c (init_reload, new_insn_chain,
671 has_nonexceptional_receiver, reload, copy_reloads,
672 calculate_needs_all_insns, init_elim_table): Likewise.
673 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
674 * rtl.c (shallow_copy_rtx_stat): Likewise.
675 * rtlanal.c (parms_set): Likewise.
676 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
677 sbitmap_resize, sbitmap_vector_alloc): Likewise.
678 * sched-ebb.c (earliest_block_with_similiar_load,
679 add_deps_for_risky_insns): Likewise.
680 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
681 schedule_region): Likewise.
682 * see.c (eq_descriptor_pre_extension,
683 hash_descriptor_pre_extension, hash_del_pre_extension,
684 eq_descriptor_properties, hash_descriptor_properties,
685 hash_del_properties, see_seek_pre_extension_expr,
686 see_initialize_data_structures, see_print_register_properties,
687 see_print_pre_extension_expr, see_delete_merged_def_extension,
688 see_delete_unmerged_def_extension, see_emit_use_extension,
689 see_pre_delete_extension, see_map_extension, see_commit_changes,
690 see_analyze_merged_def_local_prop,
691 see_analyze_merged_def_local_prop,
692 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
693 see_set_prop_merged_def, see_set_prop_unmerged_def,
694 see_set_prop_unmerged_use, see_print_one_extension,
695 see_merge_one_use_extension, see_merge_one_def_extension,
696 see_store_reference_and_extension, see_update_uses_relevancy,
697 see_update_defs_relevancy): Likewise.
698 * statistics.c (hash_statistics_hash, hash_statistics_eq,
699 hash_statistics_free, curr_statistics_hash): Likewise.
700 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
701 expand_asm_operands, expand_return, case_bit_test_cmp,
702 expand_case): Likewise.
703 * stor-layout.c (start_record_layout): Likewise.
704 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
705 gt_pch_save_stringpool): Likewise.
706 * tree-data-ref.c (hash_stmt_vertex_info,
707 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
708 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
710 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
713 * config/i386/i386.md : Change constraints of HImode and QImode
714 immediate operands from "i" to "n". Change SImode "ni" constraint to
715 "i" and SImode "rmi" constraint to "g". Remove all constraints
716 from const0_operand and const1_operand predicated operands.
717 (i): Change QImode and HImode attribute from "i" to "n".
718 (*subqi_2): Change HImode operands to QImode.
721 2008-06-25 Olivier Hainque <hainque@adacore.com>
723 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
726 2008-06-25 Richard Guenther <rguenther@suse.de>
728 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
729 not overflow the result type.
731 2008-06-25 Richard Guenther <rguenther@suse.de>
733 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
734 (vn_lookup): Likewise.
736 2008-06-25 Richard Guenther <rguenther@suse.de>
738 PR tree-optimization/35518
739 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
740 * tree-sra.c (instantiate_element): Use fold_build3 to build
742 (try_instantiate_multiple_fields): Likewise.
744 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
746 * config/rs6000/rs6000.md: Change all string instruction's clobber to
749 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
751 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
752 use_backchain_to_restore_sp to true
753 if the offset of the link register save area would go over the 32k - 1
754 offset limit of the load
757 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
759 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
760 anchor for the type-punning blurb. Cross-reference "Structures
761 unions enumerations and bit-fields implementation". Provide a
762 cast-through-pointer example. Make final sentence self-contained.
763 * doc/implement-c.texi (Structures unions enumerations and
764 bit-fields implementation): Cross-reference the type-punning blurb
765 in the -fstrict-aliasing documentation.
767 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
770 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
771 the memory instead of the memory itself for the save area.
773 2008-06-24 Olivier Hainque <hainque@adacore.com>
774 Nicolas Roche <roche@adacore.com>
776 * gengtype.c (srcdir_len): size_t instead of int.
777 (get_file_realbasename): New function. For F a filename, the real
778 basename of F, with all the path components stripped.
779 (get_file_srcdir_relative_path): New function. For F a filename, the
780 relative path to F from $(srcdir).
781 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
782 get_file_realbasename. Adjust the head comment.
783 (get_prefix_langdir_index): New function. For F a filename, return the
784 lang_dir_names[] relative index of the language directory that is
786 (get_file_langdir): For F a filename, return the name of the language
787 directory where F is located.
788 (get_file_gtfilename): New function. The gt- output file name for an
790 (get_output_file_with_visibility): Replace in-line computations with
791 uses of get_file_gtfilename and get_prefix_langdir_index.
792 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
794 2008-06-24 Jakub Jelinek <jakub@redhat.com>
796 PR tree-optimization/36504
797 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
798 references without base address.
800 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
803 * calls.c (expand_call): Increase alignment for recursive functions.
805 2008-06-23 Anatoly Sokolov <aesok@post.ru>
807 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
808 (TARGET_FUNCTION_VALUE): New define.
809 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
810 * config/avr/avr.h (FUNCTION_VALUE): Remove.
812 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
814 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
815 (fmod<mode>3): Ditto.
816 (remainderxf3): Ditto.
817 (remainder<mode>3): Ditto.
819 2008-06-23 Jakub Jelinek <jakub@redhat.com>
822 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
823 REG is a hard register.
825 PR tree-optimization/36508
826 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
827 499, don't check it at all in release compilers.
829 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
831 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
832 together with SSE_TARGET_MATH to disable insn pattern.
833 (*fop_<MODEF:mode>_2_i387): Ditto.
834 (*fop_<MODEF:mode>_3_i387): Ditto.
836 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
838 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
840 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
843 * gimplify.c (gimplify_asm_expr): Check the return code of
844 parse_output_constraint call, set function return and is_inout
847 2008-06-22 Ian Lance Taylor <iant@google.com>
849 * c-lex.c (narrowest_unsigned_type): Change itk to int.
850 (narrowest_signed_type): Likewise.
851 * c-typeck.c (c_common_type): Change local variable mclass to enum
853 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
854 tcc_comparison, not the tree code itself.
855 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
856 (c_expand_expr): Cast modifier to enum expand_modifier.
857 * c-common.h (C_RID_CODE): Add casts.
858 (C_SET_RID_CODE): Define.
859 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
860 (c_lex_one_token): Add cast to avoid warning.
861 (c_parser_objc_type_name): Rename local typename to type_name.
862 (check_no_duplicate_clause): Change code parameter to enum
864 (c_parser_omp_var_list_parens): Change kind parameter to enum
866 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
867 c_parser_omp_list_var_parens.
868 (c_parser_omp_threadprivate): Likewise.
869 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
870 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
871 * c-format.c (NO_FMT): Define.
872 (printf_length_specs): Use NO_FMT.
873 (asm_fprintf_length_specs): Likewise.
874 (gcc_diag_length_specs): Likewise.
875 (scanf_length_specs): Likewise.
876 (strfmon_length_specs): Likewise.
877 (gcc_gfc_length_specs): Likewise.
878 (printf_flag_specs): Change 0 to STD_C89.
879 (asm_fprintf_flag_specs): Likewise.
880 (gcc_diag_flag_specs): Likewise.
881 (gcc_cxxdiag_flag_specs): Likewise.
882 (scanf_flag_specs): Likewise.
883 (strftime_flag_specs): Likewise.
884 (strfmon_flag_specs): Likewise.
885 (print_char_table): Likewise.
886 (asm_fprintf_char_table): Likewise.
887 (gcc_diag_char_table): Likewise.
888 (gcc_tdiag_char_table): Likewise.
889 (gcc_cdiag_char_table): Likewise.
890 (gcc_cxxdiag_char_table): Likewise.
891 (gcc_gfc_char_table): Likewise.
892 (scan_char_table): Likewise.
893 (time_char_table): Likewis.
894 (monetary_char_table): Likewise.
895 * c-format.h (BADLEN): Likewise.
897 2008-06-21 Ian Lance Taylor <iant@google.com>
899 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
900 Define END_OF_BASE_TREE_CODES around inclusion.
901 * tree.c (tree_code_type): New global array.
902 (tree_code_length, tree_code_name): Likewise.
903 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
905 (all-tree.def, s-alltree): New targets.
906 (gencheck.h, s-gencheck): Remove.
907 (tree.o): Depend upon all-tree.def.
908 (build/gencheck.o): Remove gencheck.h dependency.
909 (mostlyclean): Don't remove gencheck.h.
910 * c-common.h (enum c_tree_code): Remove.
911 * c-lang.c (tree_code_type): Remove.
912 (tree_code_length, tree_code_name): Remove.
913 * gencheck.c (tree_codes): Include all-tree.def, rather than
914 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
916 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
918 * cp/cp-tree.h (enum cplus_tree_code): Remove.
919 (operator_name_info): Size to MAX_TREE_CODES.
920 (assignment_operator_name_info): Likewise.
921 * cp/cp-lang.c (tree_code_type): Remove.
922 (tree_code_length, tree_code_name): Remove.
923 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
924 (assignment_operator_name_info): Likewise.
925 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
927 * cp/mangle.c (write_expression): Likewise.
928 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
929 * fortran/f95-lang.c (tree_code_type): Remove.
930 (tree_code_length, tree_code_name): Remove.
931 * java/java-tree.h (enum java_tree_code): Remove.
932 * java/lang.c (tree_code_type): Remove.
933 (tree_code_length, tree_code_name): Remove.
934 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
935 * objc/objc-act.h (enum objc_tree_code): Remove.
936 * objc/objc-lang.c (tree_code_type): Remove.
937 (tree_code_length, tree_code_name): Remove.
938 * objcp/objcp-lang.c (tree_code_type): Remove.
939 (tree_code_length, tree_code_name): Remove.
940 * ada/ada-tree.h (enum gnat_tree_code): Remove.
941 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
942 * ada/misc.c (tree_code_type): Remove.
943 (tree_code_length, tree_code_name): Remove.
945 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
947 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
948 the grand_bitmap_obstack.
950 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
952 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
953 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
954 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
955 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
956 move_stmt_r, new_label_mapper): Likewise.
957 * tree-complex.c (cvc_lookup): Likewise.
958 * tree-dfa.c (create_function_ann): Likewise.
959 * tree-dump.c (dump_register): Likewise.
960 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
961 find_phi_replacement_condition): Likewise.
962 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
963 tree_function_versioning): Likewise.
964 * tree-into-ssa.c (cmp_dfsnum): Likewise.
965 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
966 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
967 get_nonlocal_debug_decl, convert_nonlocal_reference,
968 convert_nonlocal_omp_clauses, get_local_debug_decl,
969 convert_local_reference, convert_local_omp_clauses,
970 convert_nl_goto_reference, convert_nl_goto_receiver,
971 convert_tramp_reference, convert_call_expr): Likewise.
972 * tree-outof-ssa.c (contains_tree_r): Likewise.
973 * tree-parloops.c (reduction_phi, initialize_reductions,
974 eliminate_local_variables_1, add_field_for_reduction,
975 add_field_for_name, create_phi_for_local_result,
976 create_call_for_reduction_1, create_loads_for_reductions,
977 create_stores_for_reduction, create_loads_and_stores_for_name):
979 * tree-phinodes.c (allocate_phi_node): Likewise.
980 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
981 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
982 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
983 * tree-ssa-coalesce.c (compare_pairs): Likewise.
984 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
985 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
986 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
987 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
988 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
989 vn_nary_op_insert): Likewise.
990 * tree-ssa.c (redirect_edge_var_map_add,
991 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
992 * tree-vectorizer.c (vectorize_loops): Likewise.
993 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
994 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
995 tree_cons_stat, build1_stat, build_variant_type_copy,
996 decl_init_priority_lookup, decl_fini_priority_lookup,
997 decl_priority_info, decl_restrict_base_lookup,
998 decl_restrict_base_insert, decl_debug_expr_lookup,
999 decl_debug_expr_insert, decl_value_expr_lookup,
1000 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1001 type_hash_add, get_file_function_name, tree_check_failed,
1002 tree_not_check_failed, tree_range_check_failed,
1003 omp_clause_range_check_failed, build_omp_clause,
1004 build_vl_exp_stat): Likewise.
1005 * value-prof.c (gimple_histogram_value,
1006 gimple_duplicate_stmt_histograms): Likewise.
1007 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1008 unshare_variable, variable_union_info_cmp_pos, variable_union,
1009 dataflow_set_different_1, dataflow_set_different_2,
1010 vt_find_locations, variable_was_changed, set_variable_part,
1011 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1012 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1013 section_entry_hash, object_block_entry_eq,
1014 object_block_entry_hash, create_block_symbol,
1015 initialize_cold_section_name, default_function_rodata_section,
1016 strip_reg_name, set_user_assembler_name, const_desc_eq,
1017 build_constant_desc, output_constant_def, lookup_constant_def,
1018 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1019 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1020 default_internal_label): Likewise.
1021 * varray.c (varray_init, varray_grow): Likewise.
1022 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1024 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1027 operators for "test" insn. Macroize insn using SWI mode macro.
1028 (*jcc_fused_2): Ditto.
1029 (*jcc_fused_3): Macroize insn using SWI mode macro.
1030 (*jcc_fused_4): Ditto.
1032 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1034 * tree-ssa-pre.c: Fix typo in comment.
1035 (init_antic, fini_antic): Add explicit funtions for
1036 initializing and deinitializing ANTIC and AVAIL sets.
1037 (create_expression_by_pieces): Fix typo in comment.
1038 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1039 (execute_pre): Eventually dump details about ANTIC_IN.
1041 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1044 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1045 add_to_obstack, file_at_path, find_a_file, execute,
1046 add_preprocessor_option, add_assembler_option, add_linker_option,
1047 process_command, insert_wrapper, do_option_spec, do_self_spec,
1048 spec_path, do_spec_1, is_directory, main, used_arg,
1049 getenv_spec_function): Likewise.
1050 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1051 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1054 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1056 * doc/rtl.texi: Updated subreg section.
1058 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1061 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1062 node->needed and node->reachable.
1063 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1064 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1065 (expand_task_call): Don't call expand_task_copyfn.
1066 (expand_task_copyfn): Renamed to...
1067 (finalize_task_copyfn): ... this.
1069 2008-06-19 Jan Hubicka <jh@suse.cz>
1071 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1072 clobbering framepointer.
1074 2008-06-19 Jan Hubicka <jh@suse.cz>
1076 * tree-optimize.c (execute_early_local_optimizations): Set
1077 cgraph_state only at first invocation.
1079 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1081 * system.h (-Wc++-compat): Activate as a warning, no an error.
1083 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1086 instead of "#" in insn asm template.
1087 (*jcc_fused_2): Ditto.
1089 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1091 * config/i386/i386.h (ix86_tune_indices)
1092 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1093 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1094 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1095 (*jcc_fused_2): Ditto.
1096 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1097 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1098 (print operand): Handle 'E' and 'e' code.
1100 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1102 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1103 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1104 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1106 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1108 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1110 (cgraph_expand_function): Use local copy of decl.
1111 (cgraph_expand_all_functions): Remove redundant initialization of
1113 (cgraph_optimize): Reword internal_error message.
1115 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1117 * arm-protos.h (arm_return_in_memory): Remove public
1118 arm_return_in_memory() prototype.
1119 * arm.c (arm_return_in_memory): Add static prototype, add target
1120 hook macro, change definition and comments.
1121 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1123 2008-06-19 Ben Elliston <bje@au.ibm.com>
1125 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1126 real.c: Remove references to IEEE 754R.
1127 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1128 * doc/libgcc.texi (Decimal float library routines): Likewise.
1130 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1132 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1133 (default_unwind_word_mode): Add prototype.
1134 * targhooks.c (default_unwind_word_mode): New function.
1135 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1136 instead of word_mode.
1137 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1138 (TARGET_INITIALIZER): Use it.
1140 * c-common.c (handle_mode_attribute): Support "unwind_word"
1142 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1144 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1145 word_mode to access SjLj_Function_Context member "data".
1146 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1147 conversion from targetm.eh_return_filter_mode () to
1148 targetm.unwind_word_mode () if they differ.
1150 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1151 (BT_FN_UNWINDWORD_PTR): New function type.
1152 (BT_FN_WORD_PTR): Remove.
1153 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1154 * except.c (expand_builtin_extend_pointer): Convert pointer to
1155 targetm.unwind_word_mode () instead of word_mode.
1157 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1158 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1159 (spu_unwind_word_mode): New function.
1160 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1161 (TARGET_UNWIND_WORD_MODE): Define.
1162 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1164 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1166 * config/spu/spu.c (reg_align): Remove.
1167 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1168 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1169 (spu_split_store): Likewise.
1171 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1173 * gcc/tree-vn.c: Fix typo in comment.
1175 2008-06-18 Jan Hubicka <jh@suse.cz>
1177 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1178 toplevel reorder too.
1180 2008-06-18 Jan Hubicka <jh@suse.cz>
1182 * c-opts.c (c_common_post_options): PCH is not compatible with
1184 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1185 -fno-toplevel-reorder by default now.
1187 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1189 PR documentation/30739
1190 * doc/install.texi (Prerequisites): Document dependency on awk.
1192 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1193 Ian Lance Taylor <iant@google.com>
1195 PR rtl-optimization/35604
1196 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1197 only want to change jump destinations, not eventual label comparisons.
1199 2008-06-16 Jan Hubicka <jh@suse.cz>
1201 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1203 (cgraph_analyze_function): Likewise.
1205 2008-06-16 Jan Hubicka <jh@suse.cz>
1207 * cgraph.h (cgraph_mark_if_needed): New function.
1208 * cgraphunit.c (cgraph_mark_if_needed): New function.
1209 * c-decl.c (duplicate_decl): Use it.
1211 2008-06-16 Jan Hubicka <jh@suse.cz>
1213 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1216 2008-06-16 Jan Hubicka <jh@suse.cz>
1218 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1220 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1221 Kazu Hirata <kazu@codesourcery.com>
1222 Maxim Kuvyrkov <maxim@codesourcery.com
1224 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1225 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1226 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1227 EXTRA_SPEC_FUNCTIONS.
1228 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1229 (DRIVER_SELF_SPECS): Adjust.
1230 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1231 * config/mips/st.h, config/mips/t-st: New.
1232 * config/mips/driver-native.c, config/mips/x-native: New.
1233 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1236 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1238 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1240 (ISA_HAS_FP_CONDMOVE): New macro.
1241 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1242 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1243 (ISA_HAS_NMADD3_NMSUB3): New macro.
1244 * config/mips/mips.c (mips_rtx_costs): Update.
1245 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1246 compiling for ST Loongson 2E/2F.
1247 (madd<mode>): Rename to madd4<mode>. Update.
1248 (madd3<mode>): New pattern.
1249 (msub<mode>): Rename to msub4<mode>. Update.
1250 (msub3<mode>): New pattern.
1251 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1252 (nmadd3<mode>): New pattern.
1253 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1254 (nmadd3<mode>_fastmath): New pattern.
1255 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1256 (nmsub3<mode>): New pattern.
1257 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1258 (nmsub3<mode>_fastmath): New pattern.
1259 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1261 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1263 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1264 (DF_REF_INSN_INFO): New.
1265 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1266 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1267 with a NULL DF_REF_INSN_INFO.
1268 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1270 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1271 DF_INSN_INFO_EQ_USES): New.
1272 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1273 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1274 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1275 * df-core.c: Update comment for above changes.
1276 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1277 DF_INSN_UID_* macros.
1278 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1279 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1280 insn rtx. Update all callers.
1281 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1282 df_ref_create_structure, df_insn_refs_collect): Likewise.
1283 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1284 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1285 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1286 macros to access the insn refs.
1287 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1288 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1289 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1290 for accessing the refs.
1291 (try_fwprop_subst): Likewise.
1292 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1293 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1294 for accessing the refs.
1295 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1296 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1297 to look at the insn refs.
1298 (record_uses): Likewise.
1299 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1301 (mark_artificial_uses): Don't mark_insn for artificial refs.
1302 (mark_reg_rependencies): Likewise.
1304 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1306 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1308 * configure: Regenerate.
1310 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1312 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1313 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1314 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1316 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1318 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1319 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1320 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1322 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1324 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1325 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1326 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1328 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1330 * tree-ssa-sccvn.c: Fix format of comments.
1332 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1334 * cgraph.c: Remove unneeded forward declarations of eq_node()
1337 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1339 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1341 (see_update_relevancy): Likewise.
1342 * fwprop.c (try_fwprop_subst): Likewise.
1343 * rtlanal.c (noop_move_p): Likewise.
1344 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1345 notes to non-existing libcall blocks.
1346 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1348 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1349 (dead_libcall_p): Remove.
1350 (delete_trivially_dead_insns): Don't use it.
1351 * web.c (union_defs): Remove comment about keeping nops.
1352 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1353 (compute_hash_table_work): Don't track libcall notes.
1354 (do_local_cprop): Don't take libcall pointers. Don't update
1356 (adjust_libcall_notes): Deleted.
1357 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1358 ever have existed in the first place).
1359 (replace_store_insn): Don't try to remove libcall notes.
1360 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1361 (resolve_reg_notes): Don't call them.
1362 (resolve_simple_move): Likewise.
1363 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1364 Don't remove REG_RETVAL notes.
1365 * emit-rtl.c (try_split): Don't update libcall notes.
1366 (emit_copy_of_insn_after): Dito.
1367 * cselib.c (cselib_current_insn_in_libcall): Remove.
1368 (cselib_process_insn): Don't set/clear it.
1369 (new_elt_loc_list): Don't record it.
1370 (cselib_init): Don't initialize it.
1371 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1372 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1374 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1375 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1376 (init_deps): Don't initialize it.
1377 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1378 * combine.c (delete_noop_moves): Don't update libcall notes.
1379 (can_combine_p): Remove now pointless #if 0 block.
1380 (try_combine): Remove another obsolete #if 0 block.
1381 (distribute_notes): Don't distribute libcall notes.
1382 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1383 * dce.c (libcall_dead_p): Remove.
1384 (delete_unmarked_insns): Don't handle libcall blocks.
1385 (preserve_libcall_for_dce): Remove.
1386 (prescan_insns_for_dce): Don't special-case libcall block insns.
1387 * reload1 (reload): Don't handle libcall notes.
1388 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1391 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1393 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1394 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1395 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1397 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1399 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1400 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1401 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1403 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1405 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1407 2008-06-16 Ira Rosen <irar@il.ibm.com>
1409 PR tree-optimization/36493
1410 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1411 the arguments list. Use VECTYPE to create vector pointer.
1412 (vectorizable_store): Fail if accesses through a pointer to vectype
1413 do not alias the original memory reference operands.
1414 Call vect_create_data_ref_ptr without the removed argument.
1415 (vectorizable_load): Likewise.
1416 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1419 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1422 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1425 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1427 * config/mips/loongson2ef.md: New file.
1428 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1429 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1430 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1431 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1432 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1434 (loongson2ef.md): New include.
1435 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1436 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1437 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1438 (loongson_gt_<mode>, loongson_extract_halfword)
1439 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1440 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1441 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1442 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1443 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1444 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1445 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1446 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1447 (vec_interleave_low<mode>): Define type attribute.
1448 * config/mips/mips.c (mips_ls2): New static variable.
1449 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1450 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1451 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1452 Implement target scheduling hooks.
1453 (mips_multipass_dfa_lookahead): Update to handle tuning for
1455 (mips_sched_init): Initialize data for Loongson scheduling.
1456 (mips_ls2_variable_issue): New static function.
1457 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1459 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1460 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1461 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1462 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1463 Handle ST Loongson 2E/2F cores.
1464 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1466 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1468 * omp-low.c (extract_omp_for_data): Fix comment typo.
1471 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1473 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1474 FIXME note about gcc/config.guess.
1475 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1476 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1477 * doc/cppopts.texi: Likewise.
1478 * doc/extend.texi: Likewise.
1479 * doc/gcc.texi: Likewise.
1480 * doc/gccint.texi: Likewise.
1481 * doc/gcov.texi: Likewise.
1482 * doc/gty.texi: Likewise.
1483 * doc/hostconfig.texi: Likewise.
1484 * doc/install.texi: Likewise.
1485 * doc/invoke.texi: Likewise.
1486 * doc/loop.texi: Likewise.
1487 * doc/makefile.texi: Likewise.
1488 * doc/md.texi: Likewise.
1489 * doc/passes.texi: Likewise.
1490 * doc/tm.texi: Likewise.
1491 * doc/tree-ssa.texi: Likewise.
1492 * doc/trouble.texi: Likewise.
1494 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1495 Nathan Sidwell <nathan@codesourcery.com>
1496 Maxim Kuvyrkov <maxim@codesourcery.com>
1497 Richard Sandiford <rdsandiford@googlemail.com>
1499 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1500 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1501 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1503 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1504 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1505 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1507 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1508 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1509 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1510 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1511 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1512 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1513 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1514 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1515 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1516 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1517 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1518 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1519 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1520 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1521 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1522 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1523 (mips_builtins): Add Loongson builtins.
1524 (mips_loongson_2ef_bdesc): New.
1525 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1526 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1527 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1528 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1530 (mips_expand_vector_init): New.
1531 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1532 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1534 * config/mips/mips.md: Add unspec numbers for Loongson
1535 builtins. Include loongson.md.
1536 (MOVE64): Include Loongson vector modes.
1537 (SPLITF): Include Loongson vector modes.
1538 (HALFMODE): Handle Loongson vector modes.
1539 * config/mips/loongson.md: New.
1540 * config/mips/loongson.h: New.
1541 * config.gcc: Add loongson.h header for mips*-*-* targets.
1542 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1544 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1546 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1547 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1548 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1549 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1550 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1551 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1552 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1553 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1554 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1555 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1556 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1557 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1558 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1559 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1560 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1561 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1562 Remove use_fixproto=yes.
1563 (ia64*-*-hpux*): Remove comment about using fixproto.
1564 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1566 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1568 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1570 * configure: Regenerate.
1572 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1575 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1576 before evaluating it.
1578 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1581 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1582 nested inline functions.
1583 (start_decl, start_function): Don't invert DECL_EXTERNAL
1584 for nested inline functions.
1586 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1588 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1589 splits that must be made for correctness.
1591 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1593 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1594 (AVAIL_NON_MIPS16): Likewise.
1595 (mips_builtin_description): Replace target_flags with a predicate.
1596 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1597 (dspr2_32): New availability predicates.
1598 (MIPS_BUILTIN): New macro.
1599 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1600 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1601 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1602 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1603 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1604 (mips_dsp_32only_bdesc): Merge into...
1605 (mips_builtins): ...this new array.
1606 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1607 (mips_init_builtins): Update after above changes.
1608 (mips_expand_builtin_1): Merge into...
1609 (mips_expand_builtin): ...here and update after above changes.
1611 2008-06-12 Paul Brook <paul@codesourcery.com>
1613 * longlong.h (__arm__): Define count_leading_zeros.
1614 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1615 (clzsi2, clzdi2): New functions.
1616 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1617 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1618 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1619 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1620 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1621 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1622 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1623 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1624 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1625 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1627 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1629 * config/m68k/m68k.c (m68k_tune_flags): New.
1630 (override_options): Compute m68k_tune_flags.
1631 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1632 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1634 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1637 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1639 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1641 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1642 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1644 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1646 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1647 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1649 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1652 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1655 2008-06-12 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/36345
1658 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1659 add memory_tag_needed flag.
1660 (may_alias_p): Declare.
1661 * tree-ssa-alias.c (may_alias_p): Export.
1662 (set_initial_properties): Use memory_tag_needed flag.
1663 (update_reference_counts): Likewise.
1664 (reset_alias_info): Reset memory_tag_needed flag.
1665 (create_name_tags): Check memory_tag_needed flag.
1666 (dump_points_to_info_for): Dump it.
1667 * tree-ssa-structalias.c (struct variable_info): Remove
1668 directly_dereferenced flag.
1669 (new_var_info): Do not initialize it.
1670 (process_constraint_1): Do not set it.
1671 (update_alias_info): Set is_dereferenced flag.
1672 (set_uids_in_ptset): Use may_alias_p.
1673 (set_used_smts): Check memory_tag_needed flag.
1674 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1675 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1676 memory_tag_needed flag.
1677 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1680 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1682 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1683 red zone for w64 abi.
1684 (ix86_expand_prologue): Likewise.
1685 (ix86_force_to_memory): Likewise.
1686 (ix86_free_from_memory): Likewise.
1688 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1691 * config/rs6000/rs6000.c (rs6000_override_options): Set
1692 rs6000_isel conditionally to the absence of comand line override.
1693 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1694 Remove duplicate rs6000_isel setting.
1695 * config/rs6000/eabispe.h: Ditto.
1697 2008-06-11 Richard Guenther <rguenther@suse.de>
1699 * alias.c (get_alias_set): Use the element alias-set for arrays.
1700 (record_component_aliases): For arrays and vectors do nothing.
1701 * c-common.c (strict_aliasing_warning): Handle the cases
1702 of alias set zero explicitly.
1703 * Makefile.in (dfp.o-warn): Add -Wno-error.
1705 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1707 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1709 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1710 tune_32 tune_64 to supported_defaults. Allow values not
1711 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1712 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1713 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1714 with_cpu_64 to generic for 64-bit-supporting configurations, not
1715 with_cpu. Remove FIXMEs.
1716 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1717 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1718 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1719 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1720 arch_32 and arch_64.
1722 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1723 Olivier Hainque <hainque@adacore.com>
1725 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1726 Use DECL_SIZE_UNIT to retrieve the size of the field.
1728 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1730 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1731 with function calls after declarations. Lay out
1732 neon_float_type_node before further use.
1734 2008-06-11 Richard Guenther <rguenther@suse.de>
1736 * tree-flow.h (may_point_to_global_var): Declare.
1737 * tree-ssa-alias.c (may_point_to_global_var): New function.
1738 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1740 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1742 * configure.ac: Teach that fido supports .debug_line.
1743 * configure: Regenerate.
1745 2008-06-10 Tom Tromey <tromey@redhat.com>
1747 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1750 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1752 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1753 (encode_decimal64, decode_decimal64, encode_decimal128,
1754 decode_decimal128): Reverse order of 32-bit parts of value if host
1755 and target endianness differ.
1757 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1759 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1760 Avoid division by 0.
1761 (tree_mod_pow2_value_transform): Likewise.
1762 (tree_ic_transform): Likewise.
1763 (tree_stringops_transform): Likewise.
1764 (tree_mod_subtract_transform): Likewise.
1765 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1766 (copy_edges_for_bb): Likewise.
1767 (initialize_cfun): Likewise.
1769 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1772 nonmemory_operand. Add "N" operand constraint.
1774 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1775 (*jcc_btsi_mask): Ditto.
1776 (*jcc_btsi_mask_1): Ditto.
1778 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1780 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1781 TYPE_CANONICAL for copied element type.
1783 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1786 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1787 Add m_CORE2 and m_GENERIC.
1788 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1789 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1791 (*jcc_btdi_rex64): New instruction and split pattern.
1793 (*jcc_btsi_1): Ditto.
1794 (*btsq): Fix Intel asm dialect operand order.
1798 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1801 * simplify-rtx.c (simplify_subreg): Add check for shift count
1804 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1806 * doc/md.texi: Synchronize with later constraints.md change.
1807 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1808 with a C implementation.
1809 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1811 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1812 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1813 when moving to and from MD_REGNUM.
1814 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1815 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1816 Handle byte and halfword moves.
1817 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1819 * config/mips/constraints.md (h): Turn into NO_REGS.
1820 (l, x): Update documentation.
1821 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1822 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1823 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1824 (HILO): New mode iterator.
1826 (any_div): New code iterator.
1827 (u): Extend code attribute to div and udiv.
1828 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1829 d_operand in the splitters. Remove redundant CONST_INT checks.
1830 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1831 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1832 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1833 accordingly, using normal moves instead of unspecs to move LO into
1834 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1835 (<u>mulsidi3): Handle expansion in C code.
1836 (<u>mulsidi3_32bit_internal): Rename to...
1837 (<u>mulsidi3_32bit): ...this.
1838 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1839 (*<u>mulsidi3_64bit): Rename to...
1840 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1841 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1842 to set LO and HI to the multiplication result. Use a normal move
1843 for MFLO and an unspec for MFHI.
1844 (*<u>mulsidi3_64bit_parts): Replace with...
1845 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1846 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1847 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1848 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1849 instead of HI. Split the instruction into a separate multiplication
1850 and MFHI if !TARGET_FIX_R4000.
1851 (<su>muldi3_highpart): Likewise.
1852 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1853 and the "=h" clobber.
1854 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1855 (<u>mulditi3): New expander.
1856 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1857 (madsi): Remove "=h" clobber.
1858 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1859 Force the modulus result to be a GPR and split the instruction into
1860 a division followed by an MFHI after reload.
1861 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1862 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1863 the MIPS16 HIGH define_split.
1864 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1865 of acc<->gpr moves to "multi".
1866 (*movdi_64bit): Replace the single "x" alternative with
1867 alternatives for moving into and out of "a".
1868 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1869 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1870 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1871 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1872 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1873 (movti): New expander.
1874 (*movti, *movti_mips16): New insns.
1875 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1876 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1877 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1878 * config/mips/predicates.md (fpr_operand): Delete.
1879 (d_operand): New predicate.
1881 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1883 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1884 failure on some Bourne shells.
1885 (x86_64-*-*): Ditto.
1887 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1889 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1891 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1893 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1894 (sparc-sun-solaris2*): Likewise.
1896 2008-06-09 Arnaud Charlet <charlet@adacore.com
1898 * doc/install.texi: Update requirements to build the Ada compiler.
1900 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1902 * df-scan.c (struct df_scan_problem_data): Remove the
1903 mw_link_pool alloc pool.
1904 (df_scan_free_internal): Don't free it.
1905 (df_scan_alloc): Don't allocate it.
1906 * df.h (struct df_link): Update comment.
1908 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1910 * except.h: Correct checks for when SJLJ exceptions must be used.
1912 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1914 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1917 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1919 PR tree-optimization/36218
1920 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1921 configure for the build system.
1922 (BUILD_LDFLAGS): Define.
1923 * configure: Regenerate.
1924 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1926 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1929 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1930 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1931 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1933 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1935 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1937 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1939 * config.gcc (Obsolete configurations): Remove list of
1941 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1942 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1943 targets matched by those patterns.
1944 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1945 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1946 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1947 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1948 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1949 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1950 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1951 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1952 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1953 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1954 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1955 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1956 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1957 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1958 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1959 Make code for Solaris 7 and greater unconditional for Solaris.
1960 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1961 Remove --with-* handling.
1962 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1963 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1964 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1965 LINK_OS_WINDISS_SPEC): Remove.
1966 * config/rs6000/sysv4.opt (mwindiss): Remove.
1967 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1968 * configure: Regenerate.
1969 * doc/cpp.texi: Don't mention BeOS.
1970 * doc/extend.texi (interrupt): Don't mention MS1.
1971 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1972 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1973 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1974 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1975 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1977 * doc/invoke.texi (MT Options): Remove.
1978 (-mwindiss): Remove.
1979 (CRIS Options): Remove cris-axis-aout references.
1980 (HPPA Options): Don't mention hppa1.1-*-pro.
1981 * doc/md.texi: (MorphoTech family): Remove.
1982 * libgcc2.c: Don't handle UWIN.
1983 * config/alpha/t-unicosmk: Remove.
1984 * config/alpha/unicosmk.h: Remove.
1985 * config/arm/kaos-arm.h: Remove.
1986 * config/arm/kaos-strongarm.h: Remove.
1987 * config/arm/strongarm-coff.h: Remove.
1988 * config/arm/strongarm-elf.h: Remove.
1989 * config/arm/strongarm-pe.h: Remove.
1990 * config/arm/t-strongarm-pe: Remove.
1991 * config/arm/t-xscale-coff: Remove.
1992 * config/arm/t-xscale-elf: Remove.
1993 * config/arm/xscale-coff.h: Remove.
1994 * config/arm/xscale-elf.h: Remove.
1995 * config/chorus.h: Remove.
1996 * config/cris/aout.h: Remove.
1997 * config/cris/aout.opt: Remove.
1998 * config/cris/t-aout: Remove.
1999 * config/i386/beos-elf.h: Remove.
2000 * config/i386/kaos-i386.h: Remove.
2001 * config/i386/ptx4-i.h: Remove.
2002 * config/i386/sco5.h: Remove.
2003 * config/i386/sco5.opt: Remove.
2004 * config/i386/sysv4-cpp.h: Remove.
2005 * config/i386/sysv5.h: Remove.
2006 * config/i386/t-beos: Remove.
2007 * config/i386/t-sco5: Remove.
2008 * config/i386/t-uwin: Remove.
2009 * config/i386/uwin.asm: Remove.
2010 * config/i386/uwin.h: Remove.
2011 * config/kaos.h: Remove.
2012 * config/mips/windiss.h: Remove.
2013 * config/mt: Remove directory.
2014 * config/pa/pa-osf.h: Remove.
2015 * config/pa/pa-pro-end.h: Remove.
2016 * config/pa/t-pro: Remove.
2017 * config/ptx4.h: Remove.
2018 * config/rs6000/beos.h: Remove.
2019 * config/rs6000/kaos-ppc.h: Remove.
2020 * config/rs6000/t-beos: Remove.
2021 * config/rs6000/windiss.h: Remove.
2022 * config/sh/kaos-sh.h: Remove.
2023 * config/sol2-6.h: Remove.
2024 * config/sparc/sol26-sld.h: Remove.
2025 * config/sparc/sysv4-only.h: Remove.
2026 * config/vax/bsd.h: Remove.
2027 * config/vax/t-memfuncs: Remove.
2028 * config/vax/ultrix.h: Remove.
2029 * config/vax/vaxv.h: Remove.
2030 * config/windiss.h: Remove.
2032 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2034 PR rtl-optimization/36438
2035 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2036 for vector shifts with constant scalar shift operands.
2038 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2040 * doc/invoke.texi: Document -march=xlr.
2041 * config/mips/xlr.md: New file.
2042 * config/mips/mips.md: Include it.
2044 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2045 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2046 (mips_rtx_cost_data): Likewise.
2048 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2050 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2051 PRE_INC and PRE_DEC cases.
2053 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2055 PR rtl-optimization/36419
2056 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2057 the emitting jump insn.
2060 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2061 is not bool, boolify the whole *expr_p and convert to the desired type.
2063 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2065 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2066 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2067 Add omp_private_outer_ref hook, add another argument to
2068 omp_clause_default_ctor hook.
2069 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2070 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2071 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2072 hook_tree_tree_tree_tree_null.
2073 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2074 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2075 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2076 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2077 * tree.def (OMP_TASK): New tree code.
2078 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2079 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2080 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2081 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2082 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2083 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2084 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2085 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2086 (OMP_DIRECTIVE_P): Add OMP_TASK.
2087 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2088 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2089 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2090 and OMP_CLAUSE_UNTIED entries.
2091 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2093 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2094 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2095 * tree-pretty-print.c (dump_omp_clause): Handle
2096 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2097 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2098 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2099 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2100 warning about unsigned iterators. Change decl/init/cond/incr
2101 arguments to TREE_VECs, check arguments for all collapsed loops.
2102 (c_finish_omp_taskwait): New function.
2103 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2105 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2106 default_function_array_conversion on init. Add par_clauses argument.
2107 If decl is present in parallel's lastprivate clause, change it to
2108 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2109 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2110 collapse count in clauses.
2111 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2112 c_parser_omp_for_loop callers.
2113 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2114 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2115 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2116 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2118 (c_parser_omp_clause_schedule): Handle schedule(auto).
2119 Include correct location in the error message.
2120 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2121 and PRAGMA_OMP_CLAUSE_UNTIED.
2122 (OMP_TASK_CLAUSE_MASK): Define.
2123 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2124 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2125 * tree-nested.c (convert_nonlocal_omp_clauses,
2126 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2127 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2128 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2129 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2131 (conver_nonlocal_reference, convert_local_reference,
2132 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2133 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2134 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2135 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2136 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2137 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2138 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2139 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2140 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2142 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2143 * c-common.h (c_finish_omp_taskwait): New prototype.
2144 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2145 * tree-parloops.c (create_parallel_loop): Create 1 entry
2146 vectors for OMP_FOR_{INIT,COND,INCR}.
2147 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2148 (make_edges): Handle OMP_TASK.
2149 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2150 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2151 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2152 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2153 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2154 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2155 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2156 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2157 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2158 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2159 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2160 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2161 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2162 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2163 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2164 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2165 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2166 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2167 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2168 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2169 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2170 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2171 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2172 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2173 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2174 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2175 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2176 original iterator is present in lastprivate clause or if
2177 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2178 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2179 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2180 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2181 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2182 if it is set, lookup var in outer contexts too. Handle
2183 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2184 to be implicitly determined firstprivate for task regions.
2185 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2186 if it is set, lookup var in outer contexts too. Set
2187 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2188 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2189 OMP_CLAUSE_UNTIED. Take region_type as last argument
2190 instead of in_parallel and in_combined_parallel.
2191 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2193 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2194 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2195 (new_omp_context): Set default_kind to
2196 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2197 (omp_region_type): New enum.
2198 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2199 fields, add region_type.
2200 (new_omp_context): Take region_type as argument instead of is_parallel
2201 and is_combined_parallel.
2202 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2203 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2204 ctx->is_combined_parallel checks.
2205 (gimplify_omp_task): New function.
2206 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2208 * omp-low.c (extract_omp_for_data): Use schedule(static)
2209 for schedule(auto). Handle pointer and unsigned iterators.
2210 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2211 Add loops argument. Extract data for collapsed OMP_FOR loops.
2212 (expand_parallel_call): Assert sched_kind isn't auto,
2213 map runtime schedule to index 3.
2214 (struct omp_for_data_loop): New type.
2215 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2216 Add loop, loops, collapse and iter_type fields.
2217 (workshare_safe_to_combine_p): Disallow combined for if
2218 iter_type is unsigned long long. Don't combine collapse > 1 loops
2219 unless all bounds and steps are constant. Adjust extract_omp_for_data
2221 (expand_omp_for_generic): Handle pointer, unsigned and long long
2222 iterators. Handle collapsed OMP_FOR loops. Adjust
2223 for struct omp_for_data changes. If libgomp function doesn't return
2224 boolean_type_node, add comparison of the return value with 0.
2225 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2226 pointer, unsigned and long long iterators. Adjust for struct
2227 omp_for_data changes.
2228 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2229 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2230 unsigned long long. Allocate loops array, pass it to
2231 extract_omp_for_data. For collapse > 1 loops use always
2232 expand_omp_for_generic.
2233 (omp_context): Add sfield_map and srecord_type fields.
2234 (is_task_ctx, lookup_sfield): New functions.
2235 (use_pointer_for_field): Use is_task_ctx helper. Change first
2236 argument's type from const_tree to tree. Clarify comment.
2237 In OMP_TASK disallow copy-in/out sharing.
2238 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2239 (install_var_field): Add mask argument. Populate both record_type
2240 and srecord_type if needed.
2241 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2243 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2244 and DECL_FIELD_OFFSET.
2245 (scan_sharing_clauses): Adjust install_var_field callers. For
2246 firstprivate clauses on explicit tasks allocate the var by value in
2247 record_type unconditionally, rather than by reference.
2248 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2249 Use is_taskreg_ctx instead of is_parallel_ctx.
2250 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2251 (create_omp_child_function_name): Add task_copy argument, use
2252 *_omp_cpyfn* names if it is true.
2253 (create_omp_child_function): Add task_copy argument, if true create
2254 *_omp_cpyfn* helper function.
2255 (scan_omp_parallel): Adjust create_omp_child_function callers.
2256 Rename parallel_nesting_level to taskreg_nesting_level.
2257 (scan_omp_task): New function.
2258 (lower_rec_input_clauses): Don't run constructors for firstprivate
2259 explicit task vars which are initialized by *_omp_cpyfn*.
2260 Pass outer var ref to omp_clause_default_ctor hook if
2261 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2262 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2263 OMP_CLAUSE_REDUCTION_INIT.
2264 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2265 avoid duplicate setting of fields. Handle
2266 OMP_CLAUSE_PRIVATE_OUTER_REF.
2267 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2268 copy-out if TREE_READONLY, only copy-in.
2269 (expand_task_copyfn): New function.
2270 (expand_task_call): New function.
2271 (struct omp_taskcopy_context): New type.
2272 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2274 (lower_omp_parallel): Rename to...
2275 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2276 Call create_task_copyfn if srecord_type is needed. Adjust
2278 (task_shared_vars): New variable.
2279 (check_omp_nesting_restrictions): Warn if work-sharing,
2280 barrier, master or ordered region is closely nested inside OMP_TASK.
2281 Add warnings for barrier if closely nested inside of work-sharing,
2282 ordered, or master region.
2283 (scan_omp_1): Call check_omp_nesting_restrictions even for
2284 GOMP_barrier calls. Rename parallel_nesting_level to
2285 taskreg_nesting_level. Handle OMP_TASK.
2286 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2287 work-sharing construct, continue looking for them on parent parallel
2289 (lower_omp_for_lastprivate): Add lastprivate clauses
2290 to the beginning of dlist rather than end. Adjust for struct
2291 omp_for_data changes.
2292 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2293 not after it. Handle collapsed OMP_FOR loops, adjust for
2294 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2295 (get_ws_args_for): Adjust extract_omp_for_data caller.
2296 (scan_omp_for): Handle collapsed OMP_FOR
2297 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2298 (lower_omp_single_simple): If libgomp function doesn't return
2299 boolean_type_node, add comparison of the return value with 0.
2300 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2301 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2302 (parallel_nesting_level): Rename to...
2303 (taskreg_nesting_level): ... this.
2304 (is_taskreg_ctx): New function.
2305 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2307 (execute_lower_omp): Rename parallel_nesting_level to
2308 taskreg_nesting_level.
2309 (expand_omp_parallel): Rename to...
2310 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2311 Call omp_task_call for OMP_TASK regions.
2312 (expand_omp): Adjust caller, handle OMP_TASK.
2313 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2315 * bitmap.c (bitmap_default_obstack_depth): New variable.
2316 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2317 if argument is NULL and bitmap_default_obstack is already initialized.
2318 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2320 * matrix-reorg.c (matrix_reorg): Likewise.
2322 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2324 * config/i386/i386.md (*indirect_jump): Macroize using P
2325 mode iterator. Remove !TARGET_64BIT from insn constraints.
2326 (*tablejump_1): Ditto.
2327 (*indirect_jump_rex64): Remove insn pattern.
2328 (*tablejump_1_rex64): Ditto.
2329 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2330 and eh_return_si insn patterns.
2332 2008-06-06 Richard Guenther <rguenther@suse.de>
2334 * tree-ssa-structalias.c (merge_smts_into): Remove.
2335 (find_what_p_points_to): Do not bother to compute the
2336 points-to set for pt_anything pointers.
2337 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2338 for pt_anything pointers is ok.
2340 2008-06-06 Jan Hubicka <jh@suse.cz>
2342 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2344 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2346 * cgraph.c: Fix typos in comments.
2347 (cgraph_availability_names): Fix string typo.
2348 * fold-const.c: Fix typos in comments.
2349 (fold_binary): Fix typo in warning.
2350 * genautomata.c: Fix typos in comments.
2351 (check_presence_pattern_sets): Fix typo in local variable.
2352 (output_description): Fix typo in output.
2353 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2354 * hwint.h: Likewise.
2355 * matrix-reorg.c (check_allocation_function): Likewise.
2356 * omega.c (smooth_weird_equations): Likewise.
2357 * auto-inc-dec.c: Fix typos in comments.
2358 * bb-reorder.c: Likewise.
2359 * builtins.c: Likewise.
2360 * c-common.c: Likewise.
2361 * c-cppbuiltin.c: Likewise.
2362 * c-parser.c: Likewise.
2363 * c-pretty-print.c: Likewise.
2364 * cfgcleanup.c: Likewise.
2365 * cfgexpand.c: Likewise.
2366 * cfghooks.c: Likewise.
2367 * cfglayout.c: Likewise.
2368 * cfgloopmanip.c: Likewise.
2369 * cgraphunit.c: Likewise.
2370 * coverage.c: Likewise.
2371 * dbxout.c: Likewise.
2372 * df-byte-scan.c: Likewise.
2373 * df-core.c: Likewise.
2374 * df-problems.c: Likewise.
2375 * df-scan.c: Likewise.
2377 * dominance.c: Likewise.
2378 * domwalk.c: Likewise.
2380 * dwarf2out.c: Likewise.
2381 * emit-rtl.c: Likewise.
2382 * et-forest.c: Likewise.
2383 * function.c: Likewise.
2384 * function.h: Likewise.
2386 * gcov-io.c: Likewise.
2389 * genattrtab.c: Likewise.
2390 * ggc-page.c: Likewise.
2391 * gimplify.c: Likewise.
2392 * gthr-lynx.h: Likewise.
2393 * haifa-sched.c: Likewise.
2394 * ipa-cp.c: Likewise.
2395 * ipa-inline.c: Likewise.
2396 * ipa-prop.h: Likewise.
2397 * ipa-pure-const.c: Likewise.
2398 * ipa-struct-reorg.c: Likewise.
2399 * ipa-struct-reorg.h: Likewise.
2400 * ipa-type-escape.c: Likewise.
2402 * loop-doloop.c: Likewise.
2403 * mips-tfile.c: Likewise.
2404 * mkmap-flat.awk: Likewise.
2405 * mkmap-symver.awk: Likewise.
2406 * modulo-sched.c: Likewise.
2407 * omp-low.c: Likewise.
2408 * optabs.c: Likewise.
2409 * optabs.h: Likewise.
2411 * passes.c: Likewise.
2412 * postreload-gcse.c: Likewise.
2413 * postreload.c: Likewise.
2414 * predict.c: Likewise.
2415 * pretty-print.h: Likewise.
2416 * profile.c: Likewise.
2417 * protoize.c: Likewise.
2418 * ra-conflict.c: Likewise.
2420 * recog.c: Likewise.
2421 * regclass.c: Likewise.
2423 * reload.c: Likewise.
2424 * rtl-error.c: Likewise.
2425 * rtlanal.c: Likewise.
2427 * sched-rgn.c: Likewise.
2430 * target.h: Likewise.
2431 * tree-dfa.c: Likewise.
2432 * tree-eh.c: Likewise.
2433 * tree-flow-inline.h: Likewise.
2434 * tree-inline.c: Likewise.
2435 * tree-into-ssa.c: Likewise.
2436 * tree-loop-distribution.c: Likewise.
2437 * tree-nested.c: Likewise.
2438 * tree-parloops.c: Likewise.
2439 * tree-pass.h: Likewise.
2440 * tree-pretty-print.c: Likewise.
2441 * tree-profile.c: Likewise.
2442 * tree-scalar-evolution.c: Likewise.
2443 * tree-sra.c: Likewise.
2444 * tree-ssa-alias-warnings.c: Likewise.
2445 * tree-ssa-ccp.c: Likewise.
2446 * tree-ssa-coalesce.c: Likewise.
2447 * tree-ssa-dom.c: Likewise.
2448 * tree-ssa-dse.c: Likewise.
2449 * tree-ssa-forwprop.c: Likewise.
2450 * tree-ssa-live.c: Likewise.
2451 * tree-ssa-live.h: Likewise.
2452 * tree-ssa-loop-im.c: Likewise.
2453 * tree-ssa-loop-ivopts.c: Likewise.
2454 * tree-ssa-loop-niter.c: Likewise.
2455 * tree-ssa-loop-prefetch.c: Likewise.
2456 * tree-ssa-phiopt.c: Likewise.
2457 * tree-ssa-phiprop.c: Likewise.
2458 * tree-ssa-sccvn.c: Likewise.
2459 * tree-ssa-ter.c: Likewise.
2460 * tree-ssa-threadupdate.c: Likewise.
2461 * tree-ssa.c: Likewise.
2462 * tree-vect-analyze.c: Likewise.
2463 * tree-vect-transform.c: Likewise.
2464 * tree-vectorizer.c: Likewise.
2465 * tree-vn.c: Likewise.
2466 * tree-vrp.c: Likewise.
2468 * tree.def: Likewise.
2470 * unwind-dw2-fde.c: Likewise.
2471 * unwind.inc: Likewise.
2472 * value-prof.c: Likewise.
2473 * vmsdbgout.c: Likewise.
2475 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2477 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2478 always place FP constants in the TOC for TARGET_POWERPC64.
2479 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2481 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2483 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2484 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2485 enable for TARGET_E500_DOUBLE.
2486 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2487 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2488 floating-point modes like integer modes for E500 double.
2489 (rs6000_legitimate_offset_address_p): Likewise.
2490 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2491 addressing for DDmode for E500 double.
2492 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2493 modes as using 64-bits of registers for E500 double.
2494 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2495 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2496 specially for E500 double.
2497 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2498 TDmode for E500 double.
2499 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2500 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2501 (rs6000_split_multireg_move): Do not handle TDmode specially for
2503 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2504 using 64-bit registers for E500 double.
2505 (emit_frame_save): Do not handle DDmode specially for E500 double.
2506 (gen_frame_mem_offset): Likewise.
2507 (rs6000_function_value): Do not call spe_build_register_parallel
2508 for DDmode or TDmode.
2509 (rs6000_libcall_value): Likewise.
2510 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2511 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2514 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2519 2008-06-04 Junjie Gu <jgu@tensilica.com>
2521 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2522 comparison for frame pointers.
2524 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2527 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2529 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2532 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2533 register is already smaller or equal to required mode.
2535 2008-06-04 Xinliang David Li <davidxl@google.com>
2537 * tree-call-cdce.c: New file.
2538 (cond_dead_built_in_calls): New static variable.
2539 (input_domain): New struct.
2540 (check_pow): New function.
2541 (check_builtin_call): Ditto.
2542 (check_target_format): Ditto.
2543 (is_call_dce_candidate): Ditto.
2544 (gen_one_condition): Ditto.
2545 (gen_conditions_for_domain): Ditto.
2546 (get_domain): Ditto.
2547 (gen_conditions_for_pow_cst_base): Ditto.
2548 (gen_conditions_for_pow_int_base): Ditto.
2549 (gen_conditions_for_pow): Ditto.
2550 (get_no_error_domain): Ditto.
2551 (gen_shrink_wrap_conditions): Ditto.
2552 (shrink_wrap_one_built_in_call): Ditto.
2553 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2554 (tree_call_cdce): Ditto.
2555 (gate_call_cdce): Ditto.
2556 (pass_call_cdce): New gimple pass.
2557 * passes.c: (init_optimization_passes): New pass.
2558 * tree-pass.h: New pass declaration.
2559 * opts.c (decode_options): New flag setting.
2560 * common.opt: Add -ftree-builtin-call-dce flag.
2561 * Makefile.in: Add new source file.
2562 * tempvar.def: New tv_id.
2563 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2565 2008-06-04 Richard Guenther <rguenther@suse.de>
2567 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2568 (is_call_clobbered): Always check var_ann->call_clobbered.
2569 (mark_call_clobbered): Always set var_ann->call_clobbered.
2570 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2571 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2572 (reset_alias_info): Clear call clobbering info on MTAGs and
2574 (set_pt_anything): Set pt_global_mem.
2575 (create_tag_raw): Adjust comment.
2576 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2578 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2579 Maxim Kuvyrkov <maxim@codesourcery.com>
2581 * config/m68k/m68k.opt (mxgot): New option.
2582 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2583 (m68k_output_addr_const_extra): New.
2584 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2585 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2586 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2587 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2589 2008-06-04 Richard Guenther <rguenther@suse.de>
2591 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2592 negative or non-representable offsets.
2594 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2596 * config/i386/i386.c (ix86_gen_leave): New.
2597 (ix86_gen_pop1): Likewise.
2598 (ix86_gen_add3): Likewise.
2599 (ix86_gen_sub3): Likewise.
2600 (ix86_gen_sub3_carry): Likewise.
2601 (ix86_gen_one_cmpl2): Likewise.
2602 (ix86_gen_monitor): Likewise.
2603 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2604 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2605 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2606 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2607 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2608 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2609 (ix86_expand_epilogue): Updated.
2610 (print_operand): Handle integer register operand for 'z'.
2611 (ix86_expand_strlensi_unroll_1): Likewise.
2612 (ix86_expand_strlen): Likewise.
2613 (ix86_expand_builtin): Likewise.
2614 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2615 mov{q}/mov{l} and add{q}/add{l}.
2617 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2619 * config/i386/i386.md (P): New mode iterator.
2620 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2621 using P mode iterator.
2622 (DFmode push_operand splitter): Ditto.
2623 (XFmode push_operand splitter): Ditto.
2624 (DFmode float_extend SFmode push_operand splitter): Ditto.
2625 (XFmode float_extend SFmode push_operand splitter): Do not generate
2626 SImode pushes for 64bit target. Macroize Dimode and SImode
2627 pushes using P mode iterator.
2628 (XFmode float_extend DFmode push_operand splitter): Ditto.
2630 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2632 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2633 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2634 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2636 (ix86_call_abi_override): Remove check for call_used_regs.
2638 2008-06-03 Richard Guenther <rguenther@suse.de>
2640 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2641 for the lhs of calls if the return type contains pointers.
2643 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2645 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2646 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2647 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2648 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2649 of cfun and DEFAULT_ABI to deceide abi mode.
2651 (REG_PARM_STACK_SPACE): Removed.
2652 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2653 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2654 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2655 (ix86_function_abi): Likewise.
2656 (ix86_function_type_abi): Likewise.
2657 (ix86_call_abi_override): Likewise.
2658 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2659 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2660 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2661 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2663 (X86_64_REGPARM_MAX): New.
2664 (X86_64_SSE_REGPARM_MAX): New.
2665 (X64_REGPARM_MAX): New.
2666 (X64_SSE_REGPARM_MAX): New.
2667 (X86_32_REGPARM_MAX): New.
2668 (X86_32_SSE_REGPARM_MAX): New.
2669 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2670 (ix86_function_regparm): Handle user calling abi.
2671 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2672 by DEFAULT_ABI versus SYSV_ABI check.
2673 (ix86_reg_parm_stack_space): New.
2674 (ix86_function_type_abi): New.
2675 (ix86_call_abi_override): New.
2676 (ix86_function_abi): New.
2677 (ix86_cfun_abi): New.
2678 (init_cumulative_args): Call abi specific initialization.
2679 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2680 (function_arg_64): Extend SSE_REGPARM_MAX check.
2681 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2682 (ix86_pass_by_reference): Likewise.
2683 (ix86_function_value_regno_p): Likewise.
2684 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2685 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2686 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2687 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2688 (setup_incoming_varargs_64): Adjust regparm for call abi.
2689 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2690 (ix86_va_start): Likewise.
2691 (ix86_gimplify_va_arg): Likewise.
2692 (ix86_expand_prologue): Likewise.
2693 (output_pic_addr_const): Likewise.
2694 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2695 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2696 (x86_output_mi_thunk): Likewise.
2697 (x86_function_profiler): Likewise.
2698 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2699 (SYSV_ABI, MS_ABI): New constants.
2701 (init_regs): Add prototype of function in regclass.c file.
2702 (OVERRIDE_ABI_FORMAT): New.
2703 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2704 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2705 (OUTGOING_REG_PARM_STACK_SPACE): New.
2706 (ix86_reg_parm_stack_space): New prototype.
2707 (CUMULATIVE_ARGS): Add call_abi member.
2708 (machine_function): Add call_abi member.
2709 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2710 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2712 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2715 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2716 (avr_builtin_setjmp_frame_value): New function.
2717 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2718 (nonlocal_goto): Define.
2720 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2722 * config/mips/mips.c (mips_emit_loadgp): Return early if
2723 there is nothing do to, otherwise emit a blockage if
2724 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2725 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2727 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2729 * configure.ac: Drop unneeded backslash ending up in config.in.
2730 * acinclude.m4: Likewise.
2731 * config.in: Regenerate.
2733 2008-05-26 Jan Hubicka <jh@suse.cz>
2735 * predict.c (maybe_hot_frequency_p): Break out of...
2736 (maybe_hot_bb_p): ... here.
2737 (maybe_hot_edge_p): New.
2738 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2739 * basic-block.h (maybe_hot_edge_p): Declare.
2741 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2743 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2744 (*cmpfp_<mode>_cc): Ditto.
2745 (*fp_jcc_8<mode>_387): Ditto.
2746 (*fop_<MODEF:mode>_2_i387): Ditto.
2747 (*fop_<MODEF:mode>_3_i387): Ditto.
2748 (*fop_xf_2_i387): Ditto.
2749 (*fop_xf_3_i387): Ditto.
2751 2008-06-02 Tomas Bily <tbily@suse.cz>
2753 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2755 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2757 * config/mips/mips.c (mips_valid_offset_p): New function.
2758 (mips_valid_lo_sum_p): Likewise.
2759 (mips_classify_address): Use them.
2760 (mips_force_address): New function.
2761 (mips_legitimize_address): Use it.
2762 * config/mips/mips.md (MOVE128): New mode iterator.
2763 (movtf): Require TARGET_64BIT. Remove empty strings.
2764 (*movtf_internal): Rename to...
2765 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2766 of "R" and use {,fp}{load,store} attributes instead of "multi".
2767 Use a separate define_split.
2768 (*movtf_mips16): New pattern.
2770 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2772 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2773 * config/mips/mips.c (mips_expand_before_return): New function.
2774 (mips_expand_epilogue): Call it.
2775 * config/mips/mips.md (return): Turn into a define_expand.
2776 (*return): New insn.
2778 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2780 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2781 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2782 functions. Do not emit uses and clobbers of CONCATs; individually
2783 use and clobber their operands.
2784 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2785 gen_clobber, emit_use and gen_use.
2786 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2787 (expand_builtin_return): Likewise.
2788 * cfgbuild.c (count_basic_blocks): Likewise.
2789 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2790 * explow.c (emit_stack_restore): Likewise.
2791 * expmed.c (extract_bit_field_1): Likewise.
2792 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2793 (emit_move_multi_word, store_constructor): Likewise.
2794 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2795 (thread_prologue_and_epilogue_insns): Likewise.
2796 * lower-subreg.c (resolve_simple_move): Likewise.
2797 * optabs.c (widen_operand, expand_binop): Likewise.
2798 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2799 * reload.c (find_reloads): Likewise.
2800 * reload1.c (eliminate_regs_in_insn): Likewise.
2801 * stmt.c (expand_nl_goto_receiver): Likewise.
2802 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2803 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2804 * config/arm/arm.c (arm_load_pic_register): Likewise.
2805 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2806 * config/arm/arm.md (untyped_return): Likewise.
2807 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2808 * config/avr/avr.c (expand_prologue): Likewise.
2809 * config/bfin/bfin.c (do_unlink): Likewise.
2810 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2811 * config/cris/cris.c (cris_expand_prologue): Likewise.
2812 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2813 (machopic_legitimize_pic_address): Likewise.
2814 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2815 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2816 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2817 (ix86_expand_convert_uns_didf_sse): Likewise.
2818 (ix86_expand_vector_init_general): Likewise.
2819 * config/ia64/ia64.md (eh_epilogue): Likewise.
2820 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2821 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2822 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2823 (config/iq2000/iq2000.c): Likewise.
2824 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2825 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2826 (builtin_longjmp): Likewise.
2827 * config/mn10300/mn10300.md (call, call_value): Likewise.
2828 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2829 * config/pdp11/pdp11.md (abshi2): Likewise.
2830 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2831 * config/s390/s390.c (s390_emit_prologue): Likewise.
2832 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2833 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2834 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2835 * config/sh/sh.c (prepare_move_operands): Likewise.
2836 (output_stack_adjust, sh_expand_epilogue): Likewise.
2837 (sh_set_return_address, sh_expand_t_scc): Likewise.
2838 * config/sparc/sparc.c (load_pic_register): Likewise.
2839 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2840 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2841 * config/v850/v850.c (expand_epilogue): Likewise.
2843 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2845 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2846 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2847 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2848 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2849 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2850 stack pointer register.
2851 (output_movhi): Remove code for interrupt specific writing to the
2852 stack pointer register.
2854 2008-05-31 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/34244
2857 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2858 (tree_expr_nonzero_warnv_p): Likewise.
2859 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2860 ssa_name_nonnegative_p.
2861 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2862 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2863 not tree_expr_nonzero_warnv_p.
2865 PR tree-optimization/36262
2867 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2869 PR tree-optimization/34244
2870 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2871 (record_numbers_of_iterations): New function.
2872 (execute_vrp): Cache the numbers of iterations of loops.
2873 * tree-scalar-evolution.c (scev_reset_except_niters):
2875 (scev_reset): Use scev_reset_except_niters.
2876 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2878 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2880 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2881 __WORKAROUND_RETS when appropriate.
2883 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2886 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2888 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2889 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2890 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2891 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2892 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2893 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2894 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2895 *fop_df_1_sse insn patterns using MODEF mode iterator.
2896 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2897 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2898 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2899 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2900 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2901 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2902 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2903 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2904 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2905 (*fop_xf_5_i387): Ditto.
2906 (*fop_xf_6_i387): Ditto.
2908 2008-05-30 Richard Guenther <rguenther@suse.de>
2910 * builtins.c (build_string_literal): Avoid generating
2911 a non-gimple_val result.
2913 2008-05-30 DJ Delorie <dj@redhat.com>
2915 * exec-tool.in: Use an environment variable (private) instead of a
2916 file (shared) as a semaphore, so as to not break parallel builds.
2918 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2920 * optabs.c (maybe_encapsulate_block): Remove.
2921 (emit_libcall_block): Adjust accordingly.
2922 * optabs.h (maybe_encapsulate_block): Remove prototype.
2924 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2925 Don't use maybe_encapsulate_block.
2927 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2929 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2930 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2931 rtx is a SYMBOL_REF before calling get_pool_constant.
2933 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2935 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2937 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2939 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2940 rather than OS names to choose INO_T_EQ definition.
2941 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2942 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2944 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2947 * config/darwin-f.c: New.
2948 * config/t-darwin: Added rule to build darwin-f.o.
2949 * config.gcc: Defined new variable, fortran_target_objs.
2950 (*-*-darwin*): Set fortran_target_objs.
2951 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2952 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2953 * configure: Regenerated.
2955 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2958 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2959 canonical type if needed.
2961 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2963 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2965 2008-05-29 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/36343
2968 PR tree-optimization/36346
2969 PR tree-optimization/36347
2970 * tree-flow.h (clobber_what_p_points_to): Declare.
2971 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2972 pointed-to variable is dereferenced is irrelevant to whether
2973 the pointer can access the pointed-to variable.
2974 (clobber_what_p_points_to): New function.
2975 * tree-ssa-alias.c (set_initial_properties): Use it.
2976 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2977 call clobber check for NMTs.
2979 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2981 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2982 for printing gcov_type.
2984 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2986 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2987 and the eh region information.
2988 * value-prof.c (gimple_move_stmt_histograms): New function.
2989 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2991 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2993 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2995 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2997 * value-prof.c (tree_ic_transform): Print counts.
2998 * tree-profile.c (tree_gen_ic_func_profiler):
2999 Clear __gcov_indreict_call_callee variable to avoid misattribution
3002 2008-05-28 Rafael Espindola <espindola@google.com>
3004 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3007 2008-05-28 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/36339
3010 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3011 and clobbering code out of the loop.
3013 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3015 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3018 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3019 s390_contiguous_bitmask_p, s390_symref_operand_p,
3020 s390_check_symref_alignment, s390_reload_larl_operand,
3021 s390_reload_symref_address): New functions.
3022 (s390_branch_condition_mnemonic): Support compare and branch
3024 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3025 and 'W' constraints.
3026 (s390_secondary_reload): Add secondary reloads for unaligned
3027 symbol refs or symbol refs to floating point or QI/TI mode
3029 (legitimate_address_p): Accept symbol references as addresses.
3030 (s390_expand_insv): Use rotate and insert selected bits
3031 instruction for insv when building for z10.
3032 (print_operand_address): Handle symbol ref addresses.
3033 (print_operand): Output modifier 'c' added for signed byte values.
3034 (s390_encode_section_info): Mark symbol refs with
3035 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3037 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3038 (length attribute): RRF, RRR have 4 byte length.
3039 (FPALL, INTALL): New mode iterators added.
3040 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3041 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3042 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3043 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3044 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3045 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3046 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3047 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3049 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3050 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3051 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3052 reload<INTALL:mode><P:mode>_toreg_z10,
3053 reload<FPALL:mode><P:mode>_tomem_z10,
3054 reload<FPALL:mode><P:mode>_toreg_z10,
3055 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3056 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3057 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3058 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3060 (movmem, clrmem, cmpmem): New splitters added.
3062 * config/s390/predicates.md (larl_operand): Use
3063 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3064 SYMBOL_REF_ALIGN1_P.
3065 (s390_signed_integer_comparison,
3066 s390_unsigned_integer_comparison): New predicates.
3068 * config/s390/s390-protos.h (s390_check_symref_alignment,
3069 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3070 s390_reload_symref_address,
3071 s390_compare_and_branch_condition_mask): Prototypes added.
3073 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3074 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3075 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3077 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3079 * config/s390/s390.c (z10_cost): New cost function for z10.
3080 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3081 (s390_issue_rate): Adjust issue rate for z10.
3082 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3083 (processor_flags): Add PF_Z10.
3084 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3085 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3086 * gcc/config.gcc: Add z10.
3088 2008-05-28 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/36291
3091 * tree-flow. h (struct gimple_df): Remove var_anns member.
3092 * tree-flow-inline.h (gimple_var_anns): Remove.
3093 (var_ann): Simplify.
3094 * tree-dfa.c (create_var_ann): Simplify.
3095 (remove_referenced_var): Clear alias info from var_anns of globals.
3096 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3097 (delete_tree_ssa): Clear alias info from var_anns of globals.
3098 Do not free var_anns.
3099 (var_ann_eq): Remove.
3100 (var_ann_hash): Likewise.
3102 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3104 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3105 and loongson2f entries.
3106 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3107 * config/mips/mips.h (processor_type): Add Loongson-2E
3108 and Loongson-2F entries.
3109 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3110 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3111 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3112 * doc/invoke.texi (MIPS Options): Document loongson2e
3113 and loongson2f processor names.
3115 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3119 * config/i386/i386.c (ix86_function_arg_boundary): Use
3120 alignment of canonical type.
3121 (ix86_expand_vector_move): Check unaligned memory access for
3124 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3126 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3127 Moved to the front of file.
3129 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3130 H.J. Lu <hongjiu.lu@intel.com>
3132 * dwarf2out.c (current_fde): New.
3134 (lookup_cfa:): Likewise.
3135 (dwarf2out_end_epilogue): Likewise.
3136 (dwarf2out_note_section_used): Likewise.
3138 2008-05-27 Michael Matz <matz@suse.de>
3141 * c.opt (Wenum-compare): New warning option.
3142 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3144 2008-05-27 Michael Matz <matz@suse.de>
3147 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3149 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3150 into memory as tail calls.
3152 2008-05-27 Richard Guenther <rguenther@suse.de>
3154 PR tree-optimization/36339
3155 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3156 pointers cause all addressable variables to be call clobbered.
3158 2008-05-27 Richard Guenther <rguenther@suse.de>
3160 PR tree-optimization/36245
3161 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3163 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3165 * config/s390/s390.md: Replace all occurences of the 'm'
3166 constraint with 'RT'.
3168 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3170 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3172 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3174 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3175 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3176 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3178 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3180 * reload.c: (find_reloads): Skip alternatives according to the
3181 "enabled" attribute. Constify the constraint variable.
3182 * recog.c (get_attr_enabled): Add default implementation.
3183 (extract_insn): Set the alternative_enabled_p array
3184 in the recog_data struct.
3185 (preprocess_constraints, constrain_operands): Skip
3186 alternatives according to the "enabled" attribute
3187 * recog.h (struct recog_data): New field alternative_enabled_p.
3188 (skip_alternative): New inline function.
3189 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3190 (record_reg_classes): Skip alternative according to the
3191 "enabled" attribute.
3193 * doc/md.texi: Add documention for the "enabled" attribute.
3195 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3197 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3198 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3199 constraint with TARGET_MEM_CONSTRAINT.
3200 * recog.c (asm_operand_ok, preprocess_constraints,
3201 constrain_operands): Likewise.
3202 * regclass.c (record_reg_classes): Likewise.
3203 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3204 * reload1.c (maybe_fix_stack_asms): Likewise.
3205 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3206 * recog.h: Adjust comment.
3207 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3208 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3209 * doc/md.texi: Add a note to description of 'm' constraint.
3210 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3212 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3214 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3215 that the bitfield is of integral type before testing its precision.
3217 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3218 Sa Liu <saliu@de.ibm.com>
3220 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3221 __modti3, __udivti3, __umodti3 and __udivmodti4.
3222 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3223 that implement TImode mul and div functions.
3224 * config/spu/multi3.c: New. Implement __multi3.
3225 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3226 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3229 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3231 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3232 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3233 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3234 tls_sysv_suffix): New mode and mode attribute iterators.
3235 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3236 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3237 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3238 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3239 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3242 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3244 PR tree-optimization/36329
3245 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3246 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3247 * cgraphbuild.c (initialize_inline_failed): Use the latter
3248 macro in lieu of the former.
3249 * ipa-inline.c (cgraph_mark_inline): Likewise.
3250 (cgraph_decide_inlining_of_small_function): Likewise.
3251 (cgraph_decide_inlining): Likewise.
3252 (cgraph_decide_inlining_incrementally): Likewise.
3254 2008-05-26 Tristan Gingold <gingold@adacore.com>
3255 Anatoly Sokolov <aesok@post.ru>
3257 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3258 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3259 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3260 optimization for 'avr6' architecture.
3262 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3265 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3267 2008-05-26 Richard Guenther <rguenther@suse.de>
3269 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3270 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3272 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3275 * caller-save.c (insert_restore): Verify alignment of spill space.
3276 (insert_save): Likewise.
3277 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3278 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3279 (STACK_SLOT_ALIGNMENT): Likewise.
3280 * function.c (LOCAL_ALIGNMENT): Removed.
3281 (get_stack_local_alignment): New.
3282 (assign_stack_local): Use it. Set alignment on stack slot.
3283 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3284 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3285 (STACK_SLOT_ALIGNMENT): New.
3286 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3287 stack slot in XFmode.
3289 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3291 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3294 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3295 argument operand in rax isn't removed.
3297 2008-05-26 Richard Guenther <rguenther@suse.de>
3300 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3301 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3303 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3306 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3308 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3310 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3311 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3313 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3315 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3316 build a trampoline if we don't want one.
3317 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3318 return zero for nested functions if we don't want a trampoline.
3320 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3322 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3324 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3327 * c.opt: Removed undocumented option '-lang-fortran'.
3328 * c-common.h: Removed global variable 'lang_fortran'.
3329 * c-opts.c (c_common_handle_option): Removed code to handle
3330 option '-lang-fortran'. Updated includes.
3331 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3332 definition of '__GFORTRAN__'.
3333 (define__GNUC__): Reimplemented to use BASEVER and
3334 cpp_define_formatted.
3335 (builtin_define_with_value_n): Removed.
3336 * c-incpath.h: Renamed to ...
3337 * incpath.h: ... this.
3338 * c-incpath.c: Renamed to ...
3339 * incpath.c: ... this. Updated includes.
3340 * fix-header.c: Updated includes.
3341 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3342 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3343 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3345 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3347 * tree.h: Update the table of flags used on tree nodes.
3348 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3349 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3350 (FORCED_LABEL): Add access check.
3351 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3352 (ASM_INPUT_P): Likewise.
3353 (ASM_VOLATILE_P): Likewise.
3354 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3355 (OMP_SECTION_LAST): Access private_flag directly.
3356 (OMP_RETURN_NOWAIT): Likewise.
3357 (OMP_PARALLEL_COMBINED): Likewise.
3358 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3359 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3360 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3361 deprecated_flag directly.
3363 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3365 * final.c (frame_pointer_needed): Removed.
3366 * flags.h (frame_pointer_needed): Likewise.
3368 * function.h (rtl_data): Add frame_pointer_needed.
3369 (frame_pointer_needed): New.
3371 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3373 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3375 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3377 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3380 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3382 * c-common.c (strip_array_types): Move function to..
3384 (get_inner_array_type): Delete.
3385 * c-common.h (strip_array_types): Move declaration to..
3387 (get_inner_array_type): Delete.
3388 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3389 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3390 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3391 * config/pa/pa.c (emit_move_sequence): Likewise.
3393 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3398 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3400 * function.c: Include target hook for nonlocal_goto frame value.
3402 2008-05-24 Richard Guenther <rguenther@suse.de>
3404 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3405 variable can be only accessed through a pointer or a union.
3407 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3409 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3410 * doc/extend.texi: Likewise.
3412 2008-05-23 DJ Delorie <dj@redhat.com>
3414 * config/m32c/jump.md (untyped_call): Add.
3416 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3418 (m32c_address_cost): Detail costs for indirect offsets.
3420 2008-05-23 Rafael Espindola <espindola@google.com>
3422 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3423 if a node is a SUBREG.
3424 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3427 2008-05-23 Paul Brook <paul@codesourcery.com>
3428 Carlos O'Donell <carlos@codesourcery.com>
3430 * doc/extend.texi: Clarify use of __attribute__((naked)).
3431 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3432 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3433 * function.c (use_register_for_decl): Use
3434 targetm.calls.allocate_stack_slots_for_args.
3435 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3436 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3437 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3439 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3441 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3443 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3445 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3446 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3447 is only rounded once.
3449 2008-05-23 Richard Guenther <rguenther@suse.de>
3451 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3453 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3454 Jakub Jelinek <jakub@redhat.com>
3457 * configure.ac: Handle --enable-cld.
3458 * configure: Regenerated.
3459 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3460 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3461 (ix86_current_function_needs_cld): New define.
3462 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3463 (cld): New isns pattern.
3464 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3465 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3466 * config/i386/i386.opt (mcld): New option.
3467 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3468 TARGET_CLD and ix86_current_function_needs_cld.
3469 (override_options): Use -mcld by default for 32-bit code if
3472 * doc/install.texi (Options specification): Document --enable-cld.
3473 * doc/invoke.texi (Machine Dependent Options)
3474 [i386 and x86-64 Options]: Add -mcld option.
3475 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3477 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3478 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3479 (return_in_memory_64): Likewise.
3480 (return_in_memory_ms_64): Likewise.
3482 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3484 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3485 * builtins.c (fold_builtin_fpclassify): New.
3486 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3487 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3488 * c-common.c (handle_type_generic_attribute): Adjust to accept
3489 fixed arguments before an elipsis.
3490 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3491 * doc/extend.texi: Document __builtin_fpclassify.
3493 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3495 * omp-low.c (gate_expand_omp_ssa): Remove.
3496 (pass_expand_omp_ssa): Remove.
3497 (gate_expand_omp): Do not check for flag_openmp_ssa.
3498 * common.opt (-fopenmp-ssa): Remove.
3499 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3501 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3503 * config/sh/sh.opt (mfixed-range): New option.
3504 * config/sh/sh-protos.h (sh_fix_range): Declare.
3505 * config/sh/sh.c (sh_fix_range): New function.
3506 * config/sh/sh.h (sh_fixed_range_str): Declare.
3507 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3509 * doc/invoke.texi (SH Options): Document -mfixed-range.
3511 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3513 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3514 it before the redeclaration.
3516 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3518 * config/avr/avr.c (get_sequence_length): Add new function.
3519 (expand_prologue, expand_epilogue): Remove duplicate code.
3521 2008-05-22 Rafael Espindola <espindola@google.com>
3523 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3526 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3528 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3529 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3531 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3532 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3533 (vect_update_misalignment_for_peel): Likewise.
3534 (vector_alignment_reachable_p): Likewise.
3535 * tree-vect-transform.c (vectorizable_load): Likewise.
3536 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3537 (get_vectype_for_scalar_type): Pass mode of scalar_type
3538 to UNITS_PER_SIMD_WORD.
3540 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3541 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3542 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3543 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3544 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3546 2008-05-22 Ira Rosen <irar@il.ibm.com>
3548 PR tree-optimization/36293
3549 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3550 if the first load must be skipped because of a gap.
3552 2008-05-22 Richard Guenther <rguenther@suse.de>
3554 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3555 more cases of offset disambiguation that is possible if
3556 strict-aliasing rules apply.
3557 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3558 for basic offset and type-based disambiguation.
3560 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3562 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3563 ix86_expand_vector_set on V16QImode for SSE4.1.
3565 2008-05-21 Tom Tromey <tromey@redhat.com>
3567 * c.opt (Wimport): Mark as undocumented.
3568 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3570 (Warning Options): Likewise.
3571 * doc/cppopts.texi: Don't mention -Wimport.
3573 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3575 PR tree-optimization/36287
3576 PR tree-optimization/36286
3577 * lambda-code.c (build_access_matrix): Do not use the loop->num
3578 for computing the number of induction variables: use the loop depth
3581 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3584 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3585 option -f(no-)leading-underscore.
3587 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3589 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3590 GET_MODE_NUNITS (mode).
3592 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3594 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3595 (-mmulhw): Add 464 to description.
3596 (-mdlmzb): Likewise.
3597 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3598 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3600 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3601 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3602 * config/rs6000/rs6000.md: Update comments for 464.
3604 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3606 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3608 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3610 * config/i386/sse.md (vec_extractv4sf): Removed.
3611 (vec_extractv2df): Likewise.
3612 (vec_extractv2di): Likewise.
3613 (vec_extractv4si): Likewise.
3614 (vec_extractv8hi): Likewise.
3615 (vec_extractv16qi): Likewise.
3616 (vec_extract<mode>): New.
3618 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3620 * config/i386/sse.md (vec_setv4sf): Removed.
3621 (vec_setv2df): Likewise.
3622 (vec_setv2di): Likewise.
3623 (vec_setv4si): Likewise.
3624 (vec_setv8hi): Likewise.
3625 (vec_setv16qi): Likewise.
3626 (vec_set<mode>): New.
3628 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3630 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3631 goto for vec_concat and vec_interleave.
3633 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3635 * config/i386/sse.md (vec_initv4sf): Removed.
3636 (vec_initv2df): Likewise.
3637 (vec_initv2di): Likewise.
3638 (vec_initv4si): Likewise.
3639 (vec_initv8hi): Likewise.
3640 (vec_initv16qi): Likewise.
3641 (vec_init<mode>): New.
3643 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3645 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3647 2008-05-21 Tom Tromey <tromey@redhat.com>
3649 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3650 (zone_find_object_offset): Likewise.
3651 (gt_ggc_m_S): Likewise.
3652 (highest_bit): Likewise.
3653 * ggc-page.c (gt_ggc_m_S): New function.
3654 * stringpool.c (string_stack): Remove.
3655 (init_stringpool): Update.
3656 (ggc_alloc_string): Use ggc_alloc.
3657 (maybe_delete_ident): New function.
3658 (ggc_purge_stringpool): Likewise.
3659 (gt_ggc_m_S): Remove.
3660 * ggc-common.c (ggc_protect_identifiers): New global.
3661 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3662 ggc_protect_identifiers.
3663 * ggc.h (ggc_protect_identifiers): Declare.
3664 (gt_ggc_m_S): Update.
3665 (ggc_purge_stringpool): Declare.
3666 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3667 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3669 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3671 2008-05-21 David S. Miller <davem@davemloft.net>
3673 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3676 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3678 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3681 2008-05-20 David Daney <ddaney@avtrex.com>
3683 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3684 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3685 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3686 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3687 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3688 (atomic_hiqi_op): New define_code_iterator.
3689 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3690 mips_expand_compare_and_swap_12.
3691 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3692 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3693 (sync_<optab><mode>, sync_old_<optab><mode>,
3694 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3695 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3696 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3697 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3698 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3699 (test_and_set_12): New insn.
3700 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3701 sync_new_<optab><mode>, sync_old_nand<mode>,
3702 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3703 clobber to operand 0 for SI and DI mode insns.
3704 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3705 mips_gen_fn_4): New typedefs.
3706 (mips_gen_fn_ptrs): Define new union type.
3707 (mips_expand_compare_and_swap_12): Remove declaration.
3708 (mips_expand_atomic_qihi): Declare function.
3709 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3710 (mips_expand_atomic_qihi): ... this. Use new generator function
3712 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3713 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3714 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3715 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3716 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3717 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3718 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3719 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3720 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3721 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3724 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3726 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3729 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3731 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3732 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3733 (avr_attribute_table): Add 'OS_main' function attribute.
3734 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3735 functions with 'OS_main' attribute.
3737 2008-05-20 Richard Guenther <rguenther@suse.de>
3739 PR tree-optimization/35204
3740 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3741 helper, split out from ...
3742 (DFS): ... here. Make the DFS walk non-recursive.
3744 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3745 Jan Sjodin <jan.sjodin@amd.com>
3747 PR tree-optimization/36181
3748 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3749 (parallelize_loops): Don't parallelize when the loop has vector
3752 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3753 Sebastian Pop <sebastian.pop@amd.com>
3755 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3756 matrix, and never look at the tree representation of the memory
3758 (linear_transform_loops): Computes parameters and access matrices.
3759 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3761 (access_matrix_get_index_for_parameter): New.
3762 * tree-data-ref.h (struct access_matrix): New.
3763 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3764 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3765 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3766 am_vector_index_for_loop): New.
3767 (struct data_reference): Add field access_matrix.
3768 (DR_ACCESS_MATRIX): New.
3769 (compute_data_dependences_for_loop): Update declaration.
3770 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3771 * lambda.h (lambda_vector_vec_p): Declared.
3772 * lambda-code.c: Depend on pointer-set.h.
3773 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3774 av_for_af_base, av_for_af, build_access_matrix,
3775 lambda_compute_access_matrices): New.
3776 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3778 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3780 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3783 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3784 Sebastian Pop <sebastian.pop@amd.com>
3786 PR tree-optimization/36206
3787 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3789 (instantiate_scev_1): Rename flags to fold_conversions.
3790 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3791 outeside instantiation_loop.
3792 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3793 (evolution_function_is_affine_or_constant_p): Removed.
3794 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3796 (analyze_siv_subscript): Pass in the loop nest number.
3797 Call evolution_function_is_affine_in_loop instead of
3798 evolution_function_is_affine_p.
3799 (analyze_overlapping_iterations): Pass in the loop nest number.
3801 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3802 Sebastian Pop <sebastian.pop@amd.com>
3804 PR tree-optimization/36206
3805 * tree-chrec.h (chrec_fold_op): New.
3806 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3809 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3811 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3813 (remove_duplicates): Do not set inode on non-inode systems.
3816 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3818 * config.gcc (tm_file): Update comments about relative pathnames.
3820 2008-05-20 Richard Guenther <rguenther@suse.de>
3822 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3823 * tree-ssa-sccvn.c (process_scc): Likewise.
3824 * tree-ssa-sink.c (execute_sink_code): Likewise.
3825 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3826 * tree-vrp.c (process_assert_insertions): Likewise.
3827 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3828 (perform_tree_ssa_dce): Likewise.
3829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3830 (dump_dominator_optimization_stats): Likewise.
3831 * tree-vectorizer.c (vectorize_loops): Likewise.
3833 2008-05-20 Richard Guenther <rguenther@suse.de>
3835 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3837 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3839 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3840 (ix86_i386elf_return_in_memory): Likewise.
3841 (ix86_i386interix_return_in_memory): Likewise.
3842 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3843 (SUBTARGET_RETURN_IN_MEMORY): New.
3844 * config/i386/i386elf.h: Likewise.
3845 * config/i386/ptx4-i.h: Likewise.
3846 * config/i386/sol2-10.h: Likewise.
3847 * config/i386/sysv4.h: Likewise.
3848 * config/i386/vx-common.h: Likewise.
3849 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3850 * config/i386/i386.c (ix86_return_in_memory): Made static and
3851 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3852 (ix86_i386elf_return_in_memory): Removed.
3853 (ix86_i386interix_return_in_memory): Removed.
3854 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3855 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3857 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3859 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3861 2008-05-19 Xinliang David Li <davidxl@google.com>
3863 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3865 * common.opt: Ditto.
3866 * doc/invoke.texi: Ditto.
3868 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3870 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3871 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3873 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3875 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3876 sizes of operand array from 8/4 to 4/2.
3877 (ix86_expand_vector_init_general): Change size of operand array
3878 from 32 to 16. Remove op0, op1 and half_mode.
3880 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3882 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3883 (ix86_expand_vector_init_interleave): Likewise.
3884 (ix86_expand_vector_init_general): Use them. Assert
3885 word_mode == SImode when n_words == 4.
3887 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3889 * config/i386/i386.c (ix86_secondary_reload): New static function.
3890 (TARGET_SECONDARY_RELOAD): New define.
3891 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3892 * config/i386/i386.md (reload_outqi): Remove.
3894 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3897 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3898 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3899 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3900 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3901 (fold_builtin_1): Likewise.
3902 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3903 c-common.c (check_builtin_function_arguments): Handle
3904 BUILT_IN_ISINF_SIGN.
3905 * doc/extend.texi: Document __builtin_isinf_sign.
3906 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3908 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3910 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3911 EH cleanup at the end of the pass, search for those that have been
3912 turned into forwarder blocks and do the cleanup on their successor.
3914 2008-05-18 Richard Guenther <rguenther@suse.de>
3916 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3917 pointers to sizetype and vice versa.
3919 2008-05-18 Xinliang David Li <davidxl@google.com>
3921 * gcc/tree-ssa-dce.c: Coding style fix.
3922 (check_pow): Documentation comment.
3923 (check_log): Documenation comment. Coding style fix.
3924 (is_unnecessary_except_errno_call): Ditto.
3925 (gen_conditions_for_pow): Ditto.
3926 (gen_conditions_for_log): Ditto.
3927 (gen_shrink_wrap_conditions): Ditto.
3928 (shrink_wrap_one_built_in_calls): Ditto.
3929 * gcc/doc/invoke.texi: Better documentation string.
3930 * ChangeLog: Fix wrong change log entries from
3931 May 17 checkin on function call DCE.
3933 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3935 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3937 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3939 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3940 * df-problems.c (simulation routines): Fixed block comment to
3941 properly say how to add forwards scanning functions.
3943 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3945 * tree-inline.c (setup_one_parameter): Remove dead code.
3947 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3949 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3950 a BIT_AND_EXPR only for an INTEGER_TYPE.
3952 2008-05-17 Xinliang David Li <davidxl@google.com>
3954 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3955 (check_pow, check_log, is_unnecessary_except_errno_call): New
3956 functions to check for eliminating math functions that are pure
3957 except for setting errno.
3958 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3959 general condition expressions for shrink-wrapping pow/log calls.
3960 (gen_shrink_wrap_conditions): Ditto.
3961 (shrink_wrap_one_built_in_call): Ditto.
3962 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3963 (mark_operand_necessary): If debugging, output if OP is necessary.
3964 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3966 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3968 * gcc/common.opt: New user flag -ftree-builtin-dce.
3969 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3971 2008-05-16 David S. Miller <davem@davemloft.net>
3973 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3974 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3976 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3979 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3981 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3983 * ifcvt.c (dead_or_predicable): Rename
3984 df_simulate_one_insn_backwards to df_simulate_one_insn.
3985 * recog.c (peephole2_optimize): Ditto.
3986 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3988 * df.h: Rename df_simulate_one_insn_backwards to
3989 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3990 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3991 scanning of defs and uses.
3992 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3993 (df_simulate_one_insn_forwards): Removed.
3995 2008-05-16 Doug Kwan <dougkwan@google.com>
3997 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3999 (real_from_string): Handle NaNs and Inf as approriate.
4001 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4003 * doc/gty.texi (Source Files Containing Type Information): Note
4004 that headers should appear first in the gtfiles list.
4006 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4008 * tree.def (COND_EXEC): Properly documented this code.
4010 2008-05-16 Diego Novillo <dnovillo@google.com>
4012 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4013 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4016 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4018 * tree-ssa-dse (max_stmt_uid): Removed.
4019 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4020 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4021 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4022 * function.h (cfun.last_stmt_uid): New field.
4023 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4024 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4026 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4027 (create_stmt_ann): Initialize the ann->uid field.
4028 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4030 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4032 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4034 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4035 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4036 (init_empty_tree_cfg): Call it.
4038 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4040 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4043 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4045 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4046 * tree-dump.c (dump_options): New verbose option.
4047 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4049 * tree-pass.h (TDF_VERBOSE): New dump flag.
4050 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4051 (tree-flow.h): Added include.
4052 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4054 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4056 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4058 From Jie Zhang <jie.zhang@analog.com>
4059 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4060 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4061 mcpu=bf561-none and mcpu=bf561-0.2.
4062 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4063 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4064 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4065 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4066 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4067 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4068 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4070 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4071 (cputype_selected): Remove.
4072 (bfin_handle_option): Don't use cputype_selected.
4073 (override_options): When no mcpu option, enable all workarounds.
4074 Don't use bfin_workarounds.
4075 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4077 (DEFAULT_CPU_TYPE): Don't define.
4079 2008-05-16 Richard Guenther <rguenther@suse.de>
4081 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4082 on deletion of the last stmt.
4084 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4086 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4087 V8HImode for SSE2 and V16QImode for SSE4.1.
4089 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4091 * cgraph.h (compute_inline_parameters): Made public.
4092 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4093 variable_generate_summary, function_write_summary,
4094 variable_write_summary, variable_read_summary. Added generate_summary,
4095 write_summary, read_summary.
4096 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4097 pass_ipa_inline.function_generate_summary, to
4098 compute_inline_parameters.
4099 * ipa-inline.c (compute_inline_parameters): Made public and added
4101 (compute_inline_parameters_for_current): New function.
4102 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4103 (inline_generate_summary): Removed parameter and made to loop over
4105 (pass_ipa_inline): Updated for new IPA_PASS structure.
4106 * passes.c (execute_ipa_summary_passes): Now is called once per
4107 pass rather than once per node*pass.
4109 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4111 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4112 avr_have_mul_p, avr_asm_only_p): Remove variables.
4113 (avr_override_options): Remove initialization of removed variables.
4114 (avr_file_start): Convert removed variables to fields of
4115 'struct base_arch_s *avr_current_arch'.
4116 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4117 (AVR_HAVE_MUL): (Ditto.).
4118 (AVR_HAVE_MOVW): (Ditto.).
4119 (AVR_HAVE_LPMX): (Ditto.).
4120 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4121 avr_asm_only_p): Remove declaration.
4123 2008-05-15 Diego Novillo <dnovillo@google.com>
4125 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4126 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4128 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4131 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4132 Don't call record_truncated_value from here.
4133 (record_truncated_value): Turn it into a for_each_rtx callback.
4134 (record_truncated_values): New function.
4135 (combine_instructions): Call note_uses with record_truncated_values.
4136 Change name of check_conversion to check_promoted_subreg.
4138 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4140 * doc/sourcebuild.texi: Document support for torture tests.
4142 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4144 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4145 to alternative 4 of operand 2.
4147 2008-05-15 Richard Guenther <rguenther@suse.de>
4149 * tree-pass.h (current_pass): Declare.
4150 (get_pass_for_id): Likewise.
4151 * passes.c (passes_by_id, passes_by_id_size): New globals.
4152 (set_pass_for_id): New function.
4153 (get_pass_for_id): Likewise.
4154 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4155 (execute_function_todo): Flush per function statistics.
4156 * toplev.c (compile_file): Init statistics.
4157 (general_init): Do early statistics initialization.
4158 (finalize): Finish statistics.
4159 * statistics.h (statistics_early_init): Declare.
4160 (statistics_init): Likewise.
4161 (statistics_fini): Likewise.
4162 (statistics_fini_pass): Likewise.
4163 (statistics_counter_event): Likewise.
4164 (statistics_histogram_event): Likewise.
4165 * statistics.c: New file.
4166 * Makefile.in (OBJS-common): Add statistics.o.
4167 (statistics.o): Add dependencies.
4168 * doc/invoke.texi (-fdump-statistics): Document.
4170 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4172 (execute_pre): Use statistics_counter_event.
4173 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4174 (substitute_and_fold): Increment it. Use statistics_counter_event.
4176 2008-05-15 Diego Novillo <dnovillo@google.com>
4178 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4180 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4181 * tree-ssa-alias.c (new_type_alias): Remove references to
4182 sub-variables from comment.
4183 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4185 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4187 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4188 attribute to 1 only for insertps alternative.
4190 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4192 * config/bfin/bfin.md (loadbytes): New pattern.
4193 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4194 (bfin_init_builtins): Initialize it.
4195 (bdesc_1arg): Add it.
4197 2008-05-15 Sa Liu <saliu@de.ibm.com>
4199 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4200 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4201 * testsuite/lib/target-supports.exp: Add
4202 check_effective_target_fortran_integer_16.
4204 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4206 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4207 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4208 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4209 (TARGET_RETURN_IN_MEMORY): Define.
4211 2008-05-15 Richard Guenther <rguenther@suse.de>
4214 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4215 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4216 represent unmodifiable vars.
4218 2008-05-15 Richard Guenther <rguenther@suse.de>
4220 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4221 INDIRECT_REF and TARGET_MEM_REF.
4222 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4225 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4226 H.J. Lu <hongjiu.lu@intel.com>
4228 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4229 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4230 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4231 insn alternatives. Add missing alternatives.
4232 (*vec_concatv2di_rex64_sse4_1): Likewise.
4233 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4234 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4237 2008-05-15 Richard Guenther <rguenther@suse.de>
4239 PR tree-optimization/36009
4240 PR tree-optimization/36204
4241 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4242 (determine_invariantness_stmt): Record the loop a store is
4244 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4247 2008-05-15 Richard Guenther <rguenther@suse.de>
4249 PR tree-optimization/34330
4250 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4251 through the pointer will alias the SMT.
4253 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4255 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4257 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4259 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4261 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4262 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4264 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4265 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4266 (vashl_optab): New optab for vector/vector shifts.
4267 (vashr_optab): Ditto.
4268 (vlshr_optab): Ditto.
4269 (vrotl_optab): Ditto.
4270 (vrotr_optab): Ditto.
4271 (optab_subtype): New enum for optab_for_tree_code call.
4272 (optab_for_tree_code): Add enum optab_subtype argument.
4274 * optabs.c (optab_for_tree_code): Take an additional argument to
4275 distinguish between a vector shift by a scalar and vector shift by
4276 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4277 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4278 vector shift by a vector.
4279 (expand_widen_pattern_expr): Pass additional argument to
4280 optab_for_tree_code.
4282 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4283 vrotl_optab, vrotr_optab.
4285 * expr.c (expand_expr_real_1): Update calls to
4286 optab_for_tree_code to distinguish between vector shifted by a
4287 scalar and vector shifted by a vector.
4288 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4289 (supportable_narrowing_operation): Ditto.
4290 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4291 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4292 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4293 (vect_create_epilog_for_reduction): Ditto.
4294 (vectorizable_reduction): Ditto.
4295 (vectorizable_operation): Ditto.
4296 (vect_strided_store_supported): Ditto.
4297 (vect_strided_load_supported): Ditto.
4298 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4299 * expmed.c (expand_shift): Ditto.
4301 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4303 (ashr@var{m}3): Ditto.
4304 (vashl@var{m}3): Document new vector/vector shift standard name.
4305 (vashr@var{m}3): Ditto.
4306 (vlshr@var{m}3): Ditto.
4307 (vrotl@var{m}3): Ditto.
4308 (vrotr@var{m}3): Ditto.
4310 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4311 (PPERM_INVERT): Ditto.
4312 (PPERM_REVERSE): Ditto.
4313 (PPERM_REV_INV): Ditto.
4314 (PPERM_ZERO): Ditto.
4315 (PPERM_ONES): Ditto.
4316 (PPERM_SIGN): Ditto.
4317 (PPERM_INV_SIGN): Ditto.
4318 (PPERM_SRC1): Ditto.
4319 (PPERM_SRC2): Ditto.
4321 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4322 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4323 allows a memory operand to be the value being added, and split it
4324 to improve vectorization.
4325 (sse5_pmacsdqh_mem): Ditto.
4326 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4327 (sse5_mulv2div2di3_high): Ditto.
4328 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4329 (vec_pack_trunc_v4si): Ditto.
4330 (vec_pack_trunc_v2di): Ditto.
4331 (sse5_pcmov_<mode>): Remove code that tried to use use
4332 andps/andnps instead of pcmov.
4333 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4334 pmacsdqh instructions.
4335 (vec_widen_smult_lo_v4si): Ditto.
4337 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4338 (PPERM_INVERT): Ditto.
4339 (PPERM_REVERSE): Ditto.
4340 (PPERM_REV_INV): Ditto.
4341 (PPERM_ZERO): Ditto.
4342 (PPERM_ONES): Ditto.
4343 (PPERM_SIGN): Ditto.
4344 (PPERM_INV_SIGN): Ditto.
4345 (PPERM_SRC1): Ditto.
4346 (PPERM_SRC2): Ditto.
4347 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4349 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4351 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4352 says ignore whether the last reference is a memory operand.
4354 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4355 Paolo Bonzini <bonzini at gnu dot org>
4357 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4360 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4361 (vlshr<mode>3): Rename from vlshr<mode>3.
4362 (vashr<mode>3): Rename from vashr<mode>3.
4363 (mulv4sf3): Change the names of vector shift patterns.
4367 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4370 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4395 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4396 (floatunssidf2_internal): Change vector/vector shift names.
4397 (floatunsdidf2_internal): Ditto.
4404 (vashl<mode>3): Rename from ashl<mode>3.
4405 (vashr<mode>3): Rename from ashr<mode>3.
4406 (vlshr<mode>3): Rename from lshr<mode>3.
4407 (vrotl<mode>3): Rename from rotl<mode>3.
4409 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4412 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4413 multiply gives the wrong value when doing widening multiplies.
4414 (vec_widen_smult_lo_v4si): Ditto.
4416 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4418 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4419 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4420 emit_library_call_value.
4421 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4422 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4423 * calls.c (initialize_argument_information, precompute_arguments,
4424 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4425 (precompute_arguments): Removed flags parameter.
4426 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4428 2008-05-14 Richard Guenther <rguenther@suse.de>
4430 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4431 Make sure to register the store if the use is a PHI_NODE.
4433 2008-05-14 Olivier Hainque <hainque@adacore.com>
4435 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4436 memory if the component is to be referenced in BLKmode according
4437 to get_inner_reference.
4439 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4441 * calls.c (emit_library_call_value_1): Restore code clearing
4442 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4444 2008-05-14 Olivier Hainque <hainque@adacore.com>
4445 Nicolas Roche <roche@adacore.com>
4447 * configure.ac: Add support for a "gcc_subdir" variable in
4448 config-lang.in, to denote a subdirectory where the language/GCC
4449 integration files are to be found.
4450 * configure: Regenerate.
4452 2008-05-14 Ira Rosen <irar@il.ibm.com>
4454 PR tree-optimization/36098
4455 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4456 value for the first load in the group in case of a gap.
4457 (vect_build_slp_tree): Check that there are no gaps in loads.
4459 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4461 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4462 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4463 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4464 emit_insn and remove unneeded code to construct extra args.
4465 (emit_no_conflict_block): Removed.
4466 * optabls.h: (emit_no_conflict_block): Removed.
4467 * cse.c (cse_extended_basic_block): Remove search for
4468 REG_NO_CONFLICT note.
4469 * global.c: Removed incorrect comment added in revision 117.
4470 * expr.c (convert_move): Change call to emit_no_conflict_block to
4472 * recog.c: Change comments so that they do not mention
4474 * local_alloc.c (combine_regs): Removed last parameter.
4475 (no_conflict_p): Removed.
4476 (block_alloc): Removed note, no_conflict_combined_regno and set
4477 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4478 (combine_regs): Removed already_dead and code to look for
4479 REG_NO_CONFLICT notes.
4480 * lower_subreg (remove_retval_note): Removed code to look for
4481 REG_NO_CONFLICT block.
4482 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4483 (resolve_clobber): Remove code to process libcalls that have
4484 REG_NO_CONFLICT notes.
4485 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4487 * combine.c (can_combine_p, distribute_notes): Removed
4488 REG_NO_CONFLICT case.
4489 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4491 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4492 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4494 * reg-notes.def (NO_CONFLICT): Removed.
4496 2008-05-14 David S. Miller <davem@davemloft.net>
4498 * config/sparc/sparc.c (sparc_profile_hook): If
4499 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4500 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4501 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4503 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4505 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4507 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4510 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4511 and op1 expansion before vector concat to have less live pseudos.
4513 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4515 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4516 ix86_expand_vector_set if supported.
4518 2008-05-13 Diego Novillo <dnovillo@google.com>
4519 Kenneth Zadeck <zadeck@naturalbridge.com>
4521 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4523 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4524 phinodes_print_statistics, init_ssanames, fini_ssanames,
4525 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4526 release_ssa_name, release_defs, replace_ssa_name_symbol,
4527 ssanames_print_statistics): Move ...
4528 * tree-flow.h: ... here.
4529 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4530 Use FN instead of cfun.
4531 (make_ssa_name_fn): Rename from make_ssa_name.
4532 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4533 * tree-flow-inline.h (make_ssa_name): Move from
4534 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4535 * omp-low.c (expand_omp_parallel):
4536 * tree-flow-inline.h (redirect_edge_var_map_result):
4537 * tree-ssa.c (init_tree_ssa): Add argument FN.
4538 Use it instead of cfun. Update all users.
4540 2008-05-13 Tom Tromey <tromey@redhat.com>
4542 PR preprocessor/22168:
4543 * doc/cpp.texi (Top): Update menu.
4544 (Alternatives to Wrapper #ifndef): New node.
4545 (Other Directives): Document deprecation.
4546 (Obsolete Features): Remove menu.
4547 (Assertions): Merge node into Obsolete Features.
4548 (Obsolete once-only headers): Move earlier; rename to Alternatives
4550 * doc/cppopts.texi: Update.
4551 * c.opt (Wdeprecated): Enable for C and ObjC.
4552 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4553 (C++ Dialect Options): Move -Wno-deprecated from here to...
4554 (Warning Options): ... here.
4556 2008-05-13 Richard Guenther <rguenther@suse.de>
4559 * fold-const.c (fold_sign_changed_comparison): Do not allow
4560 changes in pointer-ness.
4562 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4565 * config/sh/sh.c (sh_expand_prologue): Don't clear
4566 RTX_FRAME_RELATED_P for push insns.
4568 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4570 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4572 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4574 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4575 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4576 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4578 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4580 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4581 (*vec_concatv4sf_sse): This.
4582 (*sse2_concatv2si): Renamed to ...
4583 (*vec_concatv2si_sse2): This.
4584 (*sse1_concatv2si): Renamed to ...
4585 (*vec_concatv2si_sse): This.
4586 (*vec_concatv2di_rex): Renamed to ...
4587 (*vec_concatv2di_rex64): This.
4588 (*vec_concatv2si_sse4_1): New.
4589 (*vec_concatv2di_rex64_sse4_1): Likewise.
4591 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4593 PR rtl-optimization/36111
4594 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4595 that was created for swappable operands.
4597 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4600 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4601 * configure.ac: Add call to ACX_PROG_GNAT.
4603 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4605 * optc-gen.awk: Fix comment typo.
4607 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4609 * pretty-print.c (pp_integer_with_precision): Use
4610 HOST_LONG_LONG_FORMAT.
4612 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4614 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4616 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4618 * config/i386/i386.c (bdesc_ptest): Removed.
4619 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4620 (bdesc_args): Add __builtin_ia32_ptestz128,
4621 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4622 (ix86_init_mmx_sse_builtins): Updated.
4623 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4624 (ix86_expand_builtin): Updated.
4626 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4628 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4629 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4631 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4633 * value-prof.c (interesting_stringop_to_profile): Do not
4634 return early for BUILT_IN_MEMPCPY.
4636 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4638 * calls.c (expand_call): Don't use callgraph to increase
4639 preferred_stack_boundary.
4641 * cgraph.h (cgraph_rtl_info): Use unsigned on
4642 preferred_incoming_stack_boundary.
4644 * final.c (rest_of_clean_state): Use unsigned on
4645 preferred_stack_boundary.
4647 2008-05-09 Tom Tromey <tromey@redhat.com>
4649 PR preprocessor/22231:
4650 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4653 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4655 PR tree-optimization/36129
4656 * tree-ssa-ccp.c: Include value-prof.h.
4657 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4658 built-in function was folded to a constant.
4659 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4661 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4662 Sebastian Pop <sebastian.pop@amd.com>
4664 * tree-scalar-evolution.c: Document instantiate_scev.
4665 (instantiate_parameters_1): Renamed instantiate_scev_1.
4666 Don't use the same loop for instantiation_loop and evolution_loop.
4667 (instantiate_scev): New.
4668 (instantiate_parameters): Moved...
4669 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4670 same loop twice. Maintains the semantics for this function.
4671 * tree-scalar-evolution.h (instantiate_scev): Declare.
4672 (instantiate_parameters): ...here. Now static inline.
4673 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4674 instead of resolve_mixers.
4676 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4678 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4680 2008-05-09 Tomas Bily <tbily@suse.cz>
4682 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4683 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4684 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4685 * c-common.c (c_common_truthvalue_conversion): Likewise.
4686 * tree-object-size.c (compute_object_offset): Likewise.
4687 * tree-inline.c (estimate_num_insns_1): Likewise.
4688 * varasm.c (const_hash_1, compare_constant, copy_constant)
4689 (compute_reloc_for_constant, output_addressed_constants)
4690 (initializer_constant_valid_p): Likewise.
4691 * c-omp.c (check_omp_for_incr_expr): Likewise.
4692 * gimplify.c (gimplify_expr): Likewise.
4693 * c-typeck.c (c_finish_return): Likewise.
4694 * tree-vectorizer.c (supportable_widening_operation)
4695 (supportable_narrowing_operation): Likewise.
4696 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4697 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4698 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4699 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4700 (descr_info_loc): Likewise.
4701 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4702 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4703 (fold_unary): Likewise.
4704 * builtins.c (get_pointer_alignment): Likewise.
4705 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4706 (instantiate_parameters_1): Likewise.
4707 * tree.c (expr_align, stabilize_reference): Likewise.
4708 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4709 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4710 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4711 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4712 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4713 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4715 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4716 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4717 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4718 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4719 (forward_propagate_comparison)
4720 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4721 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4722 * emit-rtl.c (component_ref_for_mem_expr)
4723 (set_mem_attributes_minus_bitpos): Likewise.
4724 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4725 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4727 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4728 (build_function_call, pointer_diff, build_compound_expr)
4729 (c_finish_return): Likewise.
4730 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4731 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4733 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4734 * expr.c (is_aligning_offset): Likewise.
4735 * tree-ssa-alias.c (is_escape_site): Likewise.
4736 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4737 (check_all_va_list_escapes): Likewise.
4738 * tree-ssa-loop-ivopts.c (determine_base_object)
4739 (determine_common_wider_type): Likewise.
4740 * dojump.c (do_jump): Likewise.
4741 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4742 * tree-gimple.c (is_gimple_cast): Likewise.
4743 * fold-const.c (decode_field_reference, )
4744 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4745 (fold_binary): Likewise.
4746 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4747 (already_warned_in_frontend_p): Likewise.
4748 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4749 * tree.c (really_constant_p, get_unwidened): Likewise.
4750 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4751 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4752 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4754 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4756 (CONVERT_EXPR_P): Define.
4757 (CASE_CONVERT): Define.
4759 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4762 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4763 (delete_unmarked_insns): When deleting a call, call
4764 delete_unreachable_blocks.
4765 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4766 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4768 2008-05-08 Richard Guenther <rguenther@suse.de>
4770 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4771 (-ftree-salias): Likewise.
4772 (salias-max-implicit-fields): Remove param documentation.
4773 (salias-max-array-elements): Likewise.
4774 * tree-pass.h (pass_create_structure_vars): Remove.
4775 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4776 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4777 * tree-ssa-alias.c (create_structure_vars): Remove.
4778 (gate_structure_vars): Likewise.
4779 (pass_create_structure_vars): Likewise.
4780 (gate_build_alias): Likewise.
4781 (pass_build_alias): Adjust to run always and dump the function.
4782 * common.opt (ftree-salias): Hide.
4783 * passes.c (init_optimization_passes): Remove
4784 pass_create_structure_vars, adjust comment.
4785 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4786 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4787 * opts.c (decode_options): Do not set flag_tree_salias.
4788 (common_handle_option): Add OPT_ftree_salias to the backward
4789 compatibility section.
4791 2008-05-08 Richard Guenther <rguenther@suse.de>
4793 * tree-flow-inline.h (var_can_have_subvars): Move ...
4794 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4795 * tree-flow.h (var_can_have_subvars): Remove.
4796 (push_fields_onto_fieldstack): Remove.
4797 (sort_fieldstack): Likewise.
4798 (struct fieldoff): Move ...
4799 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4800 alias_set and base_for_components fields.
4801 (sort_fieldstack): Make static.
4802 (push_fields_onto_fieldstack): Likewise. Remove code that
4803 handles anything but RECORD_TYPEs. Remove alias_set and
4804 base_for_components handling.
4805 (create_variable_info_for): Adjust.
4807 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4809 * common.opt (Wframe-larger-than=): Shorten the help message
4811 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4813 2008-05-08 Rafael Espindola <espindola@google.com>
4815 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4817 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4818 trap and that both operands are gimple values.
4819 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4820 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4823 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4825 * read-rtl.c (join_c_conditions): Return the first string if the
4826 two strings are equal.
4828 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4830 * gensupport.h (pred_data): Add a "num_codes" field.
4831 (add_predicate_code): Declare.
4832 * gensupport.c (add_predicate_code): New function.
4833 (std_pred_table): Add an "allows_const_p" field.
4834 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4835 Remove the (incomplete) list of such codes from the codes field.
4836 (init_predicate_table): Use add_predicate_code. Add all
4837 RTX_CONST_OBJs if allows_const_p is true.
4838 * genrecog.c (process_define_predicate): Use add_predicate_code.
4840 2008-05-08 David Daney <ddaney@avtrex.com>
4841 Richard Sandiford <rsandifo@nildram.co.uk>
4843 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4844 special case of constant zero operands.
4845 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4846 old and new values. Special case constant zero values.
4847 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4849 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4850 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4852 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4855 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4856 similar RTX_CONST_OBJ before CONST_INT.
4858 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4860 * stmt.c (expand_stack_restore): Change sa mode if needed.
4862 2008-05-08 Richard Guenther <rguenther@suse.de>
4864 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4865 return type to bool.
4866 (ix86_sol10_return_in_memory): Likewise.
4867 (ix86_i386elf_return_in_memory): Likewise.
4868 (ix86_i386interix_return_in_memory): Likewise.
4869 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4870 (ix86_sol10_return_in_memory): Likewise.
4871 (ix86_i386elf_return_in_memory): Likewise.
4872 (ix86_i386interix_return_in_memory): Likewise.
4874 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4877 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4879 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4880 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4883 2008-05-08 Richard Guenther <rguenther@suse.de>
4885 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4886 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4887 (DR_SUBVARS): Remove.
4888 * tree-dfa.c (dump_subvars_for): Remove.
4889 (debug_subvars_for): Likewise.
4890 (dump_variable): Do not dump subvars.
4891 (remove_referenced_var): Do not remove subvars.
4892 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4893 (lookup_subvars_for_var): Remove.
4894 (get_subvars_for_var): Likewise.
4895 (get_subvars_at): Likewise.
4896 (get_first_overlapping_subvar): Likewise.
4897 (overlap_subvar): Likewise.
4898 * tree-flow.h (subvar_t): Remove.
4899 (struct var_ann_d): Remove subvars field.
4900 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4901 argument. Remove special handling of SFTs.
4902 (compute_tag_properties): Likewise.
4903 (set_initial_properties): Likewise.
4904 (compute_call_clobbered): Likewise.
4905 (count_mem_refs): Likewise.
4906 (compute_memory_partitions): Likewise.
4907 (compute_flow_insensitive_aliasing): Likewise.
4908 (setup_pointers_and_addressables): Likewise.
4909 (new_type_alias): Likewise.
4910 (struct used_part): Remove.
4911 (used_portions): Likewise.
4912 (struct used_part_map): Likewise.
4913 (used_part_map_eq): Likewise.
4914 (used_part_map_hash): Likewise.
4915 (free_used_part_map): Likewise.
4916 (up_lookup): Likewise.
4917 (up_insert): Likewise.
4918 (get_or_create_used_part_for): Likewise.
4919 (create_sft): Likewise.
4920 (create_overlap_variables_for): Likewise.
4921 (find_used_portions): Likewise.
4922 (create_structure_vars): Likewise.
4923 * tree.def (STRUCT_FIELD_TAG): Remove.
4924 * tree.h (MTAG_P): Adjust.
4925 (struct tree_memory_tag): Remove base_for_components and
4926 unpartitionable flags.
4927 (struct tree_struct_field_tag): Remove.
4928 (SFT_PARENT_VAR): Likewise.
4929 (SFT_OFFSET): Likewise.
4930 (SFT_SIZE): Likewise.
4931 (SFT_NONADDRESSABLE_P): Likewise.
4932 (SFT_ALIAS_SET): Likewise.
4933 (SFT_UNPARTITIONABLE_P): Likewise.
4934 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4935 (union tree_node): Remove sft field.
4936 * alias.c (get_alias_set): Remove special handling of SFTs.
4937 * print-tree.c (print_node): Remove handling of SFTs.
4938 * tree-dump.c (dequeue_and_dump): Likewise.
4939 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4940 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4941 * tree-predcom.c (set_alias_info): Do not set subvars.
4942 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4943 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4944 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4945 (add_vars_for_offset): Remove.
4946 (add_virtual_operand): Remove special handling of SFTs.
4947 (add_call_clobber_ops): Likewise.
4948 (add_call_read_ops): Likewise.
4949 (get_asm_expr_operands): Likewise.
4950 (get_modify_stmt_operands): Likewise.
4951 (get_expr_operands): Likewise.
4952 (add_to_addressable_set): Likewise.
4953 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4954 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4955 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4956 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4957 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4958 (tree_node_structure): Likewise.
4959 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4961 (find_what_p_points_to): Likewise.
4963 2008-05-08 Sa Liu <saliu@de.ibm.com>
4965 * config/spu/spu.md: Fixed subti3 pattern.
4967 2008-05-08 Richard Guenther <rguenther@suse.de>
4970 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4971 sure to create a representative for trailing arrays for PTA.
4973 2008-05-08 Richard Guenther <rguenther@suse.de>
4976 * fold-const.c (operand_equal_p): Two objects which types
4977 differ in pointerness are not equal.
4979 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4981 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4982 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4983 (emit_library_call_value_1): Add new variable fndecl initialized by
4984 NULL_TREE. It should be the decl type of orgfun, but this information
4985 seems not to be available here, so it uses the default calling abi.
4986 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4987 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4988 by TARGET_RETURN_IN_MEMORY.
4989 * config/i386/i386-interix.h: Likewise.
4990 * config/i386/i386.h: Likewise.
4991 * config/i386/i386elf.h: Likewise.
4992 * config/i386/ptx4-i.h: Likewise.
4993 * config/i386/sol2-10.h: Likewise.
4994 * config/i386/sysv4.h: Likewise.
4995 * config/i386/vx-common.h: Likewise.
4996 * config/cris/cris.h: Removed #if 0 clause.
4997 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4998 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5000 (ix86_sol10_return_in_memory): Likewise.
5001 (ix86_i386elf_return_in_memory): New.
5002 (ix86_i386interix_return_in_memory): New.
5003 * config/mt/mt-protos.h (mt_return_in_memory): New.
5004 * config/mt/mt.c: Likewise.
5005 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5006 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5007 * config/bfin/bfin.h: Likewise.
5008 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5010 * config/bfin/bfin.c: Likewise.
5011 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5012 * config/alpha/unicosmk.h: Likewise.
5013 * config/i386/cygming.h: Likewise.
5014 * config/iq2000/iq2000.h: Likewise.
5015 * config/mips/mips.h: Likewise.
5016 * config/mn10300/mn10300.h: Likewise.
5017 * config/rs6000/rs6000.h: Likewise.
5018 * config/score/score.h: Likewise.
5019 * config/spu/spu.h: Likewise.
5020 * config/v850/v850.h: Likewise.
5021 * defaults.h: Likewise.
5022 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5023 * expr.c (emit_block_move): Adjust use of
5024 OUTGOING_REG_PARM_STACK_SPACE.
5025 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5026 OUTGOING_REG_PARM_STACK_SPACE.
5027 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5029 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5031 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5032 on OMP_RETURN for OMP_FOR.
5035 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5036 (fortran_common): New function.
5037 (gen_variable_die): Call fortran_common instead of common_check,
5038 adjust for it returning tree instead of rtx. Formatting.
5040 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5044 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5045 * c-decl.c (merge_decls): Ditto.
5046 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5047 to RTL_CONST_OR_PURE_CALL_P.
5048 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5049 Initialized DECL_LOOPING_CONST_PURE.
5050 (process_call_operands): Set tree_side_effects properly.
5051 * tree.h (TREE_READONLY_DECL_P): Removed.
5052 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5053 (DECL_LOOPING_OR_CONST_P): New macro.
5054 (struct tree_function_decl): Added looping_const_or_pure_p.
5056 (ECF_LOOPING_OR_CONST_P): New macro.
5057 * rtlanal.c (pure_const_p): Removed.
5058 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5059 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5060 to RTL_CONST_CALL_P.
5061 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5062 (check_decl, check_tree, check_call, scan_function): Initialize
5064 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5065 (static_execute): Set looping true for recursive functions.
5066 Undo setting state to IPA_NEITHER for recursive functions.
5068 * ifcvt.c (noce_can_store_speculate_p): Changed
5069 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5070 RTL_CONST_OR_PURE_CALL_P.
5071 * dse.c (scan_insn): Ditto.
5072 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5073 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5074 RTL_CONST_OR_PURE_CALL_P.
5075 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5076 pure_call_p to RTL_CONST_CALL_P.
5077 * gimplify.c (gimplify_call_expr): Clear side effects for
5078 non-looping pure and constant calls.
5079 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5080 (flags_from_decl_or_type): Set ecf flags from decl flags.
5081 (initialize_argument_information): Turn off
5082 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5083 Change const to pure if callee_copies is true rather than just
5085 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5086 way of marking pure calls.
5087 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5088 Remove hack that was supposed to fix pr7335 and remove old
5089 way of marking pure calls.
5090 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5091 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5092 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5093 RTL_CONST_OR_PURE_CALL_P.
5094 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5095 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5096 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5097 * sched-deps.c (schedule_analyze): Ditto.
5098 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5099 return_val field of calls to represent pure and const function info.
5100 (CONST_OR_PURE_CALL_P): Deleted macro.
5101 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5102 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5103 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5105 * tree-optimize.c (execute_fixup_cfg): Added test for
5106 ECF_LOOPING_CONST_OR_PURE.
5107 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5109 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5110 effects for looping pure or const calls.
5111 (verify_gimple_expr): Added verification code.
5112 * config/alpha/alpha.c (alpha_legitimize_address,
5113 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5115 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5116 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5117 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5118 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5119 RTL_CONST_OR_PURE_CALL_P.
5120 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5121 and const calls to be deleted.
5123 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5127 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5128 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5129 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5130 to handle nonimmediate operands.
5131 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5132 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5133 to handle nonimmediate operands.
5134 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5135 (mmx_pmulhrwv4hi3): New expander. Use
5136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5137 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5138 (sse2_umulv1siv1di3): New expander. Use
5139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5140 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5141 (mmx_eq<mode>3): New expander. Use
5142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5143 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5144 (mmx_uavgv8qi3): New expander. Use
5145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5146 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5147 (mmx_uavgv4hi3): New expander. Use
5148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5150 * config/i386/sse.md
5151 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5152 to handle nonimmediate operands.
5153 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5154 to handle nonimmediate operands.
5155 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5156 to handle nonimmediate operands.
5157 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5158 to handle nonimmediate operands.
5159 (sse2_unpckhpd_exp): New expander. Use
5160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5161 (sse2_unpcklpd_exp): New expander. Use
5162 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5163 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5164 to handle nonimmediate operands.
5165 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5166 to handle nonimmediate operands.
5167 (*sse2_<plusminus_insn><mode>3): Rename from
5168 sse2_<plusminus_insn><mode>3 insn pattern.
5169 (sse2_<plusminus_insn><mode>3): New expander. Use
5170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5171 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5172 (sse2_umulv2siv2di3): New expander. Use
5173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5174 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5175 (sse4_1_mulv2siv2di3): New expander. Use
5176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5177 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5178 (sse2_pmaddwd): New expander. Use
5179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5180 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5181 (sse2_eq<mode>3): New expander. Use
5182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5183 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5184 (sse4_1_eqv2di3): New expander. Use
5185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5186 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5187 (sse2_uavgv16qi3): New expander. Use
5188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5189 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5190 (sse2_uavgv16qi3): New expander. Use
5191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5192 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5193 (sse2_uavgv8hi3): New expander. Use
5194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5195 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5196 (ssse3_pmulhrswv8hi3): New expander. Use
5197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5198 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5199 (ssse3_pmulhrswv4hi3): New expander. Use
5200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5202 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5203 (<sse>_vmmul<mode>3): Ditto.
5204 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5206 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5207 (ssse3_pmaddubsw): Ditto.
5209 * config/i386/i386.c (struct_builtin_description)
5210 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5211 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5212 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5213 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5214 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5215 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5216 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5217 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5218 (ix86_fixup_binary_operands): Assert that src1
5219 and src2 must have the same mode when swapped.
5220 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5221 and ix86_binary_operator_ok. Do not force operands in registers
5224 2008-05-07 Jan Hubicka <jh@suse.cz>
5226 * cgraph.c (dump_cgraph_node): Update.
5227 * cgraph.h (cgraph_local_info): Break out inline summary.
5228 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5230 * ipa-inline (inline_summary): New accestor function.
5231 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5232 cgraph_decide_inlining, compute_inline_parameters): Update.
5233 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5235 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5237 Cleanup ColdFire scheduling support and add V4 pipeline model.
5239 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5240 (define_attr cpu): Add cfv4 value.
5241 (define_attr type, define_attr type1): Merge into a single 'type'
5242 attribute. Update all uses.
5243 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5244 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5246 (define_attr opx_mem, define_attr opy_mem): Remove.
5247 (define_attr op_mem): Clean up, update comment.
5248 (define_attr size): Use specific values instead of general int.
5249 (define_attr guess, define_attr split): Remove. Update all uses.
5250 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5251 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5252 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5253 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5254 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5255 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5256 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5257 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5258 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5259 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5260 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5261 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5262 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5263 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5264 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5265 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5266 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5267 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5268 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5269 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5270 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5271 Update or set attributes.
5272 (stack_tie): New fake instruction.
5274 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5275 (m68k_sched_attr_size): Update declaration.
5276 (m68k_sched_attr_type2): Remove.
5277 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5278 Declare new bypass predicates.
5280 * config/m68k/m68k.c (m68k_sched_issue_rate,
5281 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5283 (TARGET_SCHED_ISSUE_RATE,
5284 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5285 (override_options): Handle scheduling for ColdFire V4 core.
5286 (m68k_expand_prologue): Emit stack_tie.
5287 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5288 'OP_TYPE_FPN'. Update all uses.
5289 (sched_guess_p): Remove.
5290 (sched_address_type): Handle symbolic addresses.
5291 (sched_get_operand): New static function.
5292 (sched_operand_type): Merge into sched_attr_op_type.
5293 (sched_attr_op_type): Handle FP registers, handle quick constants,
5295 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5296 (m68k_sched_attr_size): Update. Move logic to ...
5297 (sched_get_attr_size_int): New static function.
5298 (sched_get_opxy_mem_type): New static function.
5299 (m68k_sched_attr_op_mem): Update.
5300 (m68k_sched_attr_type2): Remove.
5301 (sched_cfv4_bypass_data): New static variable.
5302 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5303 (m68k_sched_issue_rate): Implement scheduler hook.
5304 (struct _sched_ib: enabled_p): New field.
5305 (m68k_sched_variable_issue): Update. Handle V4.
5306 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5307 sched_dump_class_func_t, sched_dump_split_class,
5308 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5309 sched_dump_dfa_class, m68k_sched_dump): Remove.
5310 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5312 (m68k_sched_init_global): Remove statisctics dumping, introduce
5313 sanity check that all instructions have pipeline reservations. Handle
5315 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5316 Handle ColdFire V4 core.
5317 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5318 New static functions.
5319 (m68k_sched_address_bypass_p): New bypass predicate.
5320 (sched_get_indexed_address_scale): New static function.
5321 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5323 * cf.md: Update comments.
5324 (define_attr type2): Remove. Use 'type' attribute instead.
5326 (cf_ib): Rename to cfv123_ib. Update all uses.
5327 (cf_oep): Rename to cfv123_oep. Update all uses.
5328 (cf_chr): Rename to cfv123_chr. Update all uses.
5329 (cf_mem): Rename to cfv123_mem. Update all uses.
5330 (cf_mac): Move to more appropriate place.
5331 (cfv123_guess): New automaton and cpu_unit.
5332 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5333 Update uses of 'size' attribute. Handle before reload scheduling.
5334 (cfv123_guess): New dummy reservation for unhandled instructions.
5335 (cfv4_*): Pipeline description of ColdFire V4 core.
5336 (ignore): New reservation to handle 'ignore' type.
5338 2008-05-07 Ian Lance Taylor <iant@google.com>
5341 * gimplify.c (find_single_pointer_decl_1): Don't look through
5343 (find_single_pointer_decl): Adjust comments.
5345 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5348 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5349 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5352 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5353 integral type rather than floating point, then VIEW_CONVERT_EXPR
5354 to the floating point type.
5356 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5358 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5359 TFmode op0 to register.
5361 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5363 * c-decl.c (grokdeclarator): Comment typo.
5365 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5367 * tree-flow.h: Remove prototype for computed_goto_p.
5368 * tree-cfg.c (computed_goto_p): Make static.
5370 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5373 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5374 (contains_aligned_value_p): This. Handle _Decimal128.
5375 (ix86_function_arg_boundary): Only align _Decimal128 to its
5376 natural boundary and handle it properly.
5378 2008-05-06 Martin Jambor <mjambor@suse.cz>
5380 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5381 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5382 (ipcp_method_set_orig_node): Removed.
5383 (ipcp_cval_get_cvalue_type): Removed.
5384 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5385 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5386 (ipcp_cval_set_cvalue_type): Removed.
5387 (ipcp_cval_get_cvalue): Removed.
5388 (ipcp_cval_set_cvalue): Removed.
5389 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5390 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5391 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5392 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5393 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5394 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5395 (ipcp_get_ith_lattice): Changed parameters.
5396 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5397 (ipcp_lattice_from_jfunc): Changed parameters.
5398 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5399 (ipcp_method_cval_print): Added temporary variable info.
5400 (ipcp_redirect): Removed already unused local variable caller.
5401 (ipcp_redirect): New temporary variable orig_callee_info
5402 (ipcp_redirect): Removed newly unused local variable callee.
5403 (ipcp_redirect): Removed (a bit confusing) local variable type.
5404 (ipcp_insert_stage): Added local variable info.
5405 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5407 (ipcp_formal_create): Removed.
5408 (ipcp_method_cval_set): Removed.
5409 (ipcp_propagate_stage): Renamed lattice variables.
5410 (ipcp_method_cval_set_cvalue_type): Removed.
5411 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5412 (ipcp_print_all_lattices): Changed printed strings to refer to
5413 lattices rather than cvals.
5414 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5415 (ipcp_propagate_const): Changed formal parameters.
5416 (build_const_val): Changed formal parameters.
5417 (ipcp_insert_stage): Removed useless variable cvalue
5418 (build_const_val): Changed formal parameters.
5419 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5420 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5421 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5422 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5423 (ipcp_print_func_profile_counts): Changed string from "method" to
5425 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5426 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5427 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5428 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5429 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5430 (ipcp_lat_is_const): Changed parameters and made inline.
5431 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5432 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5433 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5434 the predicate condition directly
5435 (ipcp_propagate_stage): Added local variable args. Removed local
5436 variable callee. (Both are mere code simplifications.)
5437 (ipcp_method_dont_insert_const): Renamed to
5438 ipcp_node_not_modifiable_p.
5439 (ipcp_node_not_modifiable_p): Made inline.
5440 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5441 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5442 (ipcp_print_all_lattices): Removed variable cvalue
5443 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5446 2008-05-06 Olivier Hainque <hainque@adacore.com>
5448 * tree-sra.c (try_instantiate_multiple_fields): Early return
5449 if field has POINTER_TYPE.
5451 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5453 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5454 by using 'q' specifier for instruction.
5455 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5457 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5459 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5460 Change mode of zero_extract from QImode to HImode.
5461 (sign bit tests peepholes): (Ditto.).
5463 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/mmx.md: Remove double backslashes from asm templates.
5466 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5467 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5468 to handle nonimmediate operands.
5469 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5470 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5471 to handle nonimmediate operands.
5472 (*mmx_<code>v2sf3_finite): New insn pattern.
5473 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5474 (mmx_<code>v2sf3): New expander. Use
5475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5476 (mmx_<plusminus_insn><mode>3): New expander. Use
5477 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5478 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5479 (mmx_add<mode>3): Removed.
5480 (mmx_ssadd<mode>3): Ditto.
5481 (mmx_usadd<mode>3): Ditto.
5482 (mmx_sub<mode>3): Ditto.
5483 (mmx_sssub<mode>3): Ditto.
5484 (mmx_ussub<mode>3): Ditto.
5485 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5486 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5487 to handle nonimmediate operands.
5488 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5490 (mmx_smulv4hi3_highpart): New expander. Use
5491 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5492 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5494 (mmx_umulv4hi3_highpart): New expander. Use
5495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5496 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5497 (mmx_<code>v4hi3): New expander. Use
5498 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5499 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5500 (mmx_<code>v8qi3): New expander. Use
5501 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5502 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5503 (mmx_<code><mode>3): New expander. Use
5504 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5506 2008-05-05 Jan Hubicka <jh@suse.cz>
5508 PR tree-optimization/36118
5509 * passes.c (pass_init_dump_file): Fix dump header.
5511 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5514 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5515 VCE for function decls.
5517 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5519 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5521 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5523 * config/i386/i386.md (sat_plusminus): New.
5524 (plusminus_insn): Likewise.
5525 (plusminus_mnemonic): Likewise.
5527 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5528 (*<addsub><mode>3_cc_overflow): Renamed to ...
5529 (*<plusminus_insn><mode>3_cc_overflow): This.
5530 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5531 (*<plusminus_insn>si3_zext_cc_overflow): This.
5533 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5534 (<plusminus_insn><mode>3): This.
5535 (*<addsub><mode>3): Renamed to ...
5536 (*<plusminus_insn><mode>3): This.
5537 (<sse>_vm<addsub><mode>3): Renamed to ...
5538 (<sse>_vm<plusminus_insn><mode>3): This.
5539 (sse3_h<addsub>v4sf3): Renamed to ...
5540 (sse3_h<plusminus_insn>v4sf3): This.
5541 (sse3_h<addsub>v2df3): Renamed to ...
5542 (sse3_h<plusminus_insn>v2df3): This.
5543 (<plusminus_insn><mode>3): New.
5544 (*<plusminus_insn><mode>3): Likewise.
5545 (sse2_<plusminus_insn><mode>3): Likewise.
5546 (add<mode>): Removed.
5547 (*add<mode>3): Likewise.
5548 (sse2_ssadd<mode>3): Likewise.
5549 (sse2_usadd<mode>3): Likewise.
5550 (sub<mode>3): Likewise.
5551 (*sub<mode>3): Likewise.
5552 (sse2_sssub<mode>3): Likewise.
5553 (sse2_ussub<mode>3): Likewise.
5555 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5557 * gthr-single.h: Add in required interface elements as per gthr.h.
5558 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5559 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5560 Generalize UNUSED macro.
5561 (__gthread_once): Add.
5562 (__gthread_key_create): Add.
5563 (__gthread_key_delete): Add.
5564 (__gthread_getspecific): Add.
5565 (__gthread_setspecific): Add.
5567 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5569 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5570 the same size types for the indirect reference on the rhs, then
5573 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5575 * config/i386/i386.md
5576 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5577 one insn template instead of template series.
5578 (*xordi_1_rex64): Ditto.
5579 (*xordi_2_rex64): Ditto.
5581 2008-05-05 Ira Rosen <irar@il.ibm.com>
5583 PR tree-optimization/36119
5584 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5587 2008-06-04 Jan Hubicka <jh@suse.cz>
5589 tree-optimization/36100
5590 * tree-pass.h (pass_O0_always_inline): Declare.
5591 * ipa-inline.c (inline_transform): Remove dead code.
5592 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5593 pass_O0_always_inline): New.
5594 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5596 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5598 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5599 mnemonic in this_param move for TARGET_64BIT.
5601 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5603 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5604 (*strmovsi_rex_1): Ditto.
5605 (*strsetsi_1): Ditto.
5606 (*strsetsi_rex_1): Ditto.
5608 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5609 adddicc expanders using SWI mode iterator.
5611 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5614 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5617 2008-05-04 David S. Miller <davem@davemloft.net>
5619 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5620 (sparc*-*-linux*): Use linux.h in tm_file.
5621 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5622 compiler defaulting to 32-bit.
5623 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5625 * config/sparc/linux.h: Remove definitions now obtained
5626 properly from linux.h
5627 * config/sparc/linux64.h: Likewise.
5628 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5629 don't want this setting for 32-bit builds in a biarch compiler.
5630 * doc/install.texi: Add sparc-linux to list of targets
5631 supporting --enable-targets=all.
5633 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5635 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5637 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5639 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5640 after V4SI_FTYPE_V8HI.
5641 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5642 case V4SI_FTYPE_V2DF.
5644 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5646 * doc/invoke.texi (max-flow-memory-locations): Removed.
5647 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5649 2008-05-03 Richard Guenther <rguenther@suse.de>
5652 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5654 2008-05-02 David S. Miller <davem@davemloft.net>
5656 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5658 2008-05-02 Simon Baldwin <simonb@google.com>
5661 * c-common.h (warn_array_subscript_range): Removed.
5662 * c-common.c (warn_array_subscript_range): Ditto.
5663 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5664 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5666 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5668 * config/i386/i386.c (ix86_special_builtin_type): New.
5669 (bdesc_special_args): Likewise.
5670 (ix86_expand_special_args_builtin): Likewise.
5671 (ix86_init_mmx_sse_builtins): Updated.
5672 (ix86_expand_builtin): Updated.
5673 (ix86_expand_store_builtin): Removed.
5674 (ix86_expand_unop_builtin): Likewise.
5676 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5677 * config/i386/mmintrin.h (__v2sf): Here.
5679 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5681 (_mm_loadl_pi): Likewise.
5682 (_mm_storeh_pi): Replace __v2si with __v2sf.
5683 (_mm_storel_pi): Likewise.
5685 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5686 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5687 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5688 __builtin_ia32_loadlpd.
5690 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5692 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5693 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5694 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5695 (ix86_init_mmx_sse_builtins): Updated.
5696 (ix86_expand_args_builtin): Likewise.
5697 (ix86_expand_builtin): Likewise.
5698 (ix86_expand_unop1_builtin): Renamed to ...
5699 (ix86_expand_unop_vec_merge_builtin): This.
5701 2008-05-01 Jan Hubicka <jh@suse.cz>
5704 * ipa-inline.c (inline_generate_summary): Make static.
5705 (inline_transform): Do not call inlining at -O0; make static.
5706 * passes.c (execute_todo): Add sanity check.
5707 (execute_one_ipa_transform_pass): Execute proper flags.
5709 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5711 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5712 (DECL_NONADDRESSABLE_P): Likewise.
5713 * alias.c (record_component_aliases): Fix comment.
5715 2008-05-01 Simon Baldwin <simonb@google.com>
5717 * c-common.h (warn_array_subscript_range): New function.
5718 * c-common.c (warn_array_subscript_range): Ditto.
5719 * tree-vrp.c (check_array_ref): Corrected code to agree with
5720 comment, ignoring only arrays of size 0 or size 1.
5721 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5723 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5725 * config/i386/i386.c (ix86_builtin_type): Replace
5726 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5727 (bdesc_args): Updated.
5728 (ix86_init_mmx_sse_builtins): Likewise.
5729 (ix86_expand_args_builtin): Likewise.
5731 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5734 * doc/extend.texi: Correct __builtin_ia32_palignr.
5736 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5739 * config/i386/i386.c (bdesc_crc32): Removed.
5740 (ix86_expand_crc32): Likewise.
5741 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5742 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5743 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5744 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5745 UINT_FTYPE_UINT_UCHAR.
5746 (bdesc_args): Updated. Add crc32 builtins.
5747 (ix86_init_mmx_sse_builtins): Updated.
5748 (ix86_expand_args_builtin): Updated to support subreg.
5750 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5752 2008-05-01 Jan Hubicka <jh@suse.cz>
5754 * tree-pass.h (opt_pass): Add IPA_PASS.
5755 (varpool_node, cgraph_node): Forward declare.
5756 (ipa_opt_pass): Define.
5757 (pass_ipa_inline): Turn into ipa_opt_pass.
5758 (pass_apply_inline): Remove.
5759 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5760 (apply_inline): Turn into ....
5761 (inline_transform): ... this one.
5762 (inline_generate_summary): New function.
5763 (pass_apply_inline): Remove.
5764 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5766 (struct function): Add ipa_transforms_to_apply.
5767 * passes.c (register_one_dump_file): Work on IPA_PASS.
5768 (init_optimization_passes): Remove pass_inline_parameters and
5770 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5771 (execute_one_pass) ... here; apply transforms when possible.
5772 (add_ipa_transform_pass, execute_ipa_summary_asses,
5773 execute_one_ipa_transform_pass): New.
5774 (execute_ipa_pass_list): Update for IPA_PASS type.
5776 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5778 * config/i386/i386.c (ix86_builtin_type): Add
5779 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5780 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5781 (bdesc_args): Add SSE4a builtins.
5782 (ix86_init_mmx_sse_builtins): Updated.
5783 (ix86_expand_args_builtin): Likewise.
5784 (ix86_expand_builtin): Likewise.
5786 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5788 * config/i386/i386.c (ix86_builtin_type): Add
5789 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5790 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5791 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5792 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5793 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5794 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5795 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5796 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5797 and DI_FTYPE_DI_DI_INT.
5798 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5799 (ix86_init_mmx_sse_builtins): Updated.
5800 (ix86_expand_args_builtin): Likewise.
5801 (ix86_expand_builtin): Likewise.
5802 (ix86_expand_binop_imm_builtin): Removed.
5804 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5806 2008-04-30 Richard Guenther <rguenther@suse.de>
5808 PR tree-optimization/32921
5809 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5811 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5813 * config/arm/arm.c (arm_unwind_emit): Use
5814 crtl->all_throwers_are_sibcalls instead of
5815 cfun->all_throwers_are_sibcalls.
5816 (arm_output_fn_unwind): Likewise.
5817 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5818 instead of cfun->uses_pic_offset_table.
5819 (frv_expand_prologue): Likewise.
5820 (frv_frame_pointer_required): Likewise.
5821 (frv_expand_fdpic_call): Likewise.
5822 (frv_emit_movsi): Likewise.
5823 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5824 cfun->returns_pcc_struct instead of
5825 current_function_returns_pcc_struct.
5826 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5827 instead of cfun->calls_eh_return.
5828 (m32c_pushm_popm): Likewise.
5829 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5830 "extern" declaration.
5832 2008-04-30 Richard Guenther <rguenther@suse.de>
5834 PR tree-optimization/21636
5835 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5837 (evaluate_stmt): Print the likely value.
5838 (ccp_visit_stmt): Avoid excessive vertical spacing.
5840 2008-04-30 Rafael Espindola <espindola@google.com>
5842 * builtins.c (fold_call_expr): Return realret.
5843 * tree-ssa-threadedge.c
5844 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5845 __builtin_object_size.
5847 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5849 * gcc.c (wrapper_string): New variable.
5850 (insert_wrapper): New function.
5851 (execute): New option -wrapper.
5852 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5854 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5856 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5857 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5858 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5860 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5861 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5862 config/rs6000/e500crtres64gprctr.asm,
5863 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5864 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5865 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5866 config/rs6000/e500crtsav64gprctr.asm,
5867 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5868 config/rs6000/e500crtsavg64gprctr.asm: New files.
5869 * config/rs6000/t-ppccomm: Add build rules for new files.
5870 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5871 * config/rs6000/t-netbsd: Add build rules for new files.
5872 (LIB2FUNCS_STATIC_EXTRA): New variable.
5873 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5874 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5875 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5877 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5879 * config/i386/i386.c (ix86_builtin_type): Add
5880 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5881 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5882 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5883 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5884 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5885 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5886 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5887 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5888 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5889 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5890 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5891 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5892 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5893 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5894 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5895 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5896 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5897 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5898 V1DI_FTYPE_V2SI_V2SI.
5899 (bdesc_2arg): Moved to ...
5901 (ix86_init_mmx_sse_builtins): Updated.
5902 (ix86_expand_args_builtin): Updated. Take a pointer
5903 to const struct builtin_description. Handle comparison
5905 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5906 (ix86_expand_builtin): Updated.
5908 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5909 (ssse3_pmaddubsw128): This.
5910 (ssse3_pmaddubswv4hi3): Renamed to ...
5911 (ssse3_pmaddubsw): This.
5913 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5914 (__builtin_ia32_packssdw128): Likewise.
5915 (__builtin_ia32_packuswb128): Likewise.
5916 (__builtin_ia32_pmaddubsw): Likewise.
5917 (__builtin_ia32_pmaddubsw128): Likewise.
5919 2008-04-30 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/14847
5922 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5923 (recognize_bits_test): Use it.
5924 (recognize_single_bit_test): Likewise.
5926 2008-04-30 Martin Jambor <mjambor@suse.cz>
5928 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5929 instead of setting number of formal parameters to zero.
5930 (ipcp_init_stage): Do not set the number of actual parameters to zero
5932 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5933 which are called with variable number of arguments.
5934 (ipcp_insert_stage): Explicitely skipping all nodes which are
5935 called with variable number of arguments.
5936 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5937 number of parameters.
5939 * ipa-prop.h (struct ipa_node_params): Added flag
5940 called_with_var_arguments
5941 (ipa_set_param_count): Added. Changed sole setter to use it.
5942 (ipa_get_param_count): Added. All readers of param_count
5943 converted to use it instead.
5944 (ipa_set_called_with_variable_arg): Added.
5945 (ipa_is_called_with_var_arguments): Added.
5946 (ipa_get_ith_param): Added. All readers of param_decls converted
5948 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5950 (ipa_get_cs_argument_count): Added, all readers of argument_count
5952 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5955 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5956 (struct ipcp_lattice): Renamed cval_type to type
5957 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5959 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5960 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5961 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5962 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5963 (build_const_val): Changed the type of parameter cvalue to tree
5964 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5965 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5967 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5970 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5971 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5972 (ipa_add_method): Renamed to ipa_push_func_to_list
5973 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5974 (ipa_callsite_param_count): Removed.
5975 (ipa_callsite_param_count_set): Removed.
5976 (ipa_callsite_param): Removed.
5977 (ipa_callsite_callee): Removed.
5978 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5979 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5980 (ipa_method_formal_count): Removed.
5981 (ipa_method_formal_count_set): Removed.
5982 (ipa_method_get_tree): Removed.
5983 (ipa_method_tree_map_create): Removed.
5984 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5985 (ipa_create_param_decls_array): Creates the array itself
5986 (ipa_create_param_decls_array): Temporary variable info instead of
5988 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5989 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5990 (get_type): Removed.
5991 (ipa_jf_get_info_type): Removed.
5992 (ipa_node_create): Renamed to ipa_create_node_params
5993 (ipa_free): Renamed to ipa_free_all_node_params
5994 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5995 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5996 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5997 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5998 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5999 ipa_free_all_edge_args
6000 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6001 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6002 (ipa_create_methodlist_node): Removed.
6003 (ipa_methodlist_method): Removed.
6004 (ipa_methodlist_method_set): Removed.
6005 (ipa_methodlist_next_method): Removed.
6006 (ipa_methodlist_next_method_set): Removed.
6007 (ipa_method_is_modified): Removed.
6008 (ipa_method_modify_create): Removed.
6009 (ipa_method_modify_init): Temporary variable info instead of a few
6011 (ipa_detect_param_modifications): Temporary variable info instead of
6013 (ipa_compute_jump_functions): Temporary variable info instead of
6015 (ipa_method_modify_set): Removed.
6016 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6017 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6018 than craph_node as the first parameter.
6019 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6020 (ipa_method_modify_init): Removed.
6021 (ipa_compute_jump_functions): Added a temp variable instead of
6022 repeatadly dereferencing the cgraph_edge.aux pointer
6023 (ipa_callsite_param_set_type): Removed.
6024 (ipa_compute_jump_functions): i renamed to index and moved to
6026 (ipa_callsite_param_set_info_type_formal): Removed.
6027 (ipa_callsite_param_set_info_type): Removed.
6028 (ipa_callsite_param_map_create): Removed.
6029 (ipa_callsite_tree): Removed.
6030 (ipa_callsite_caller): Removed.
6031 (ipa_pop_func_from_list): return_method removed to return_func
6033 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6034 prefixed all values with IPA_. Changed all users.
6035 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6036 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6037 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6038 (union parameter_info): Renamed to jump_func_value.
6039 (union jump_func_value): Renamed value to constant
6040 (struct ipa_jump_func): Renamed info_type to value
6041 (struct ipa_node): Renamed to ipa_node_params
6042 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6043 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6044 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6045 (struct ipa_edge): Renamed to ipa_edge_args
6046 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6047 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6048 (struct ipa_methodlist): Renamed to ipa_func_list
6049 (struct ipa_func_list): method_p renamed to node, next_method
6051 (ipa_methodlist_p): Removed, switched all users to struct pointer
6052 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6054 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6056 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6057 (rs6000_emit_epilogue): Use backchain to restore only when we
6058 have a large frame. Make use of frame pointer to restore if we
6059 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6061 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6063 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6064 Add mode to zero_extract.
6065 (sign bit tests peepholes): (Ditto.).
6067 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6069 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6070 Instructions in comments with SSE3.
6071 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6072 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6073 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6074 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6075 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6076 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6077 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6078 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6079 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6080 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6081 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6082 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6083 (bdesc_sse_args): Renamed to ...
6084 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6085 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6086 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6088 (bdesc_1arg): Moved to ...
6090 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6091 Instructions in comments with SSE3.
6092 (ix86_expand_sse_operands_builtin): Renamed to ...
6093 (ix86_expand_args_builtin): This. Updated.
6094 (ix86_expand_unop1_builtin): Update comments.
6095 (ix86_expand_builtin): Updated.
6097 2008-04-29 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/36078
6100 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6101 Update virtual SSA form after cleaning up the CFG.
6103 2008-04-29 Richard Guenther <rguenther@suse.de>
6106 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6108 2008-04-29 Richard Guenther <rguenther@suse.de>
6110 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6111 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6112 (compute_flow_insensitive_aliasing): Do not treat
6113 PTR_IS_REF_ALL pointers special.
6114 (get_smt_for): Likewise.
6115 (may_alias_p): Re-structure.
6116 (is_escape_site): A ref-all pointer conversion is not an escape site.
6117 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6118 PTR_IS_REF_ALL pointers special.
6119 * tree-ssa-structalias.h (struct alias_info): Remove
6120 ref_all_symbol_mem_tag field.
6121 (PTR_IS_REF_ALL): Remove.
6123 2008-04-29 Richard Guenther <rguenther@suse.de>
6126 * fold-const.c (extract_muldiv_1): In combining division constants
6127 make sure to never overflow.
6129 2008-04-29 Nick Clifton <nickc@redhat.com>
6131 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6133 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6136 * optc-gen.awk: Work around HP-UX/IA awk bug.
6138 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6140 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6143 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6146 * config/i386/i386.md
6147 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6148 Change operand 1 predicate to nonimmediate_operand.
6150 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6153 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6155 * gengtype.c (walk_type, write_func_for_structure): Handle
6157 * doc/gty.texi: Document chain_circular.
6159 2008-04-28 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/36066
6162 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6165 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6168 * config/i386/i386.md
6169 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6170 Use match_scratch instead of match_operand for operands 3 and 4.
6172 2008-04-27 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/18754
6175 PR tree-optimization/34223
6176 * tree-pass.h (pass_complete_unrolli): Declare.
6177 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6178 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6179 Rewrite loop into loop closed SSA form if it is not already.
6180 (tree_unroll_loops_completely): Re-structure to iterate over
6181 innermost loops with intermediate CFG cleanups.
6182 Unroll outermost loops only if requested or the code does not grow
6184 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6185 loops are available.
6186 (tree_vectorize): Instead do so here.
6187 (tree_complete_unroll): Also unroll outermost loops.
6188 (tree_complete_unroll_inner): New function.
6189 (gate_tree_complete_unroll_inner): Likewise.
6190 (pass_complete_unrolli): New pass.
6191 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6192 uses outside of the loop.
6193 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6194 form if it is available.
6195 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6196 * passes.c (init_optimization_passes): Schedule complete inner
6197 loop unrolling pass before the first CCP pass after final inlining.
6199 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6201 * targhooks.h (default_emutls_var_fields,
6202 default_emutls_var_init): Declare.
6203 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6204 * target.h (struct gcc_target): Add struct emutls member.
6205 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6206 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6207 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6208 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6209 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6210 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6211 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6212 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6213 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6214 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6215 emit debug information.
6216 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6217 * varasm.c: Include targhooks.h.
6218 (emutls_object_section, emutls_tmpl_section): New.
6219 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6220 (EMUTLS_SEPARATOR): New.
6222 (get_emutls_object_name): New.
6223 (default_emutls_var_fields): New, broken out of ...
6224 (get_emutls_object_type): ... here. Adjust to use target hooks.
6225 (get_emutls_init_templ_addr): Adjust to use target hooks.
6226 (emutls_decl): Adjust to use target hooks.
6227 (emutls_finish): Likewise.
6228 (default_emutls_var_init): New, broken out of ...
6229 (assemble_variable): ... here. Adjust to use target hooks.
6230 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6232 * c-common.c (handle_section_attribute): Prevent overriding
6233 sections for emulated tls with special sections.
6234 * config/i386/i386.c (x86_64_elf_select_section): Add
6235 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6236 (x86_64_elf_unique_section): Likewise.
6237 * config/vxworks.c: Include tree.h.
6238 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6239 (vxworks_override_options): Set TLS scheme.
6240 * doc/tm.texi (Emulated TLS): New node.
6242 2008-04-26 Simon Baldwin <simonb@google.com>
6245 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6246 with propagated string constants.
6248 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6250 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6251 constraint for operand 2 when operand 0 is memory operand.
6252 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6253 operand 0 is memory operand.
6254 (fix_trunc<mode>_i387_with_temp): Ditto.
6255 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6256 operand 2 when operand 1 is memory operand.
6257 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6258 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6259 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6260 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6261 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6262 operands 2,3 and 4 when operand 1 is memory operand.
6263 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6265 (fistdi2_floor_with_temp): Ditto.
6266 (fist<mode>2_floor_with_temp): Ditto.
6267 (fistdi2_ceil_with_temp): Ditto.
6268 (fist<mode>2_ceil_with_temp): Ditto.
6269 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6271 2008-04-26 David Daney <ddaney@avtrex.com>
6273 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6275 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6276 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6277 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6278 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6279 (compare_and_swap_12): New insn.
6280 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6281 * config/mips/mips.c (mips_force_binary): New function.
6282 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6283 (mips_expand_compare_and_swap_12): New function.
6284 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6286 2008-04-25 Jan Hubicka <jh@suse.cz>
6289 * cfgexpand.c (pass_expand): Turn into RTL pass.
6290 * passes.c (execute_one_pass): Do pass typechecking after execution.
6291 * tree-pass.h (pass_expand): Turn into RTL pass.
6293 * function.h (struct rtl_data): Move here fields
6294 accesses_prior_frames, calls_eh_return, saves_all_registers,
6295 has_nonlocal_goto, has_asm_statement, is_thunk,
6296 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6297 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6298 arg_pointer_save_area_init from struct function; turn into bool.
6299 (struct function): Move
6300 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6301 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6302 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6303 tail_call_emit, arg_pointer_save_area_init
6304 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6305 (current_function_returns_struct, current_function_returns_pcc_struct,
6306 current_function_calls_setjmp, current_function_calls_alloca,
6307 current_function_accesses_prior_frames,
6308 current_function_calls_eh_return, current_function_is_thunk,
6309 current_function_stdarg, current_function_profile,
6310 current_function_limit_stack, current_function_uses_pic_offset_table,
6311 current_function_uses_const_pool, current_function_has_nonlocal_label,
6312 current_function_saves_all_registers,
6313 current_function_has_nonlocal_goto,
6314 current_function_has_asm_statement): Remove accesor macros.
6315 * ra-conflict.c (global_conflicts): Update.
6316 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6317 (suitable_for_tail_call_opt_p): Update.
6318 * builtins.c (expand_builtin_return_addr): Update.
6319 (expand_builtin_setjmp_setup): Update.
6320 (expand_builtin_nonlocal_goto): Update.
6321 * final.c (final_start_function): Update.
6322 (profile_function): Update.
6323 (leaf_function_p): Update.
6324 (only_leaf_regs_used): Update.
6325 * df-scan.c (df_get_exit_block_use_set): Update.
6326 * dojump.c (clear_pending_stack_adjust): Update.
6327 * tree-stdarg.c (gate_optimize_stdarg): Update.
6328 * gimple-low.c (lower_function_body): Update.
6329 * global.c (compute_regsets): Update.
6330 (global_alloc): Update.
6331 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6332 * expr.c (expand_assignment): Update.
6333 * dse.c (dse_step0): Update.
6334 (dse_step1): Update.
6335 * c-decl.c (store_parm_decls): Update.
6336 * local-alloc.c (combine_regs): Update.
6337 (find_free_reg): Update.
6338 * function.c (assign_parms_augmented_arg_list): Update.
6339 (assign_parm_find_data_types): Update.
6340 (assign_parms): Update.
6341 (allocate_struct_function): Update.
6342 (expand_function_start): Update.
6343 (expand_function_end): Update.
6344 (get_arg_pointer_save_area): Update.
6345 (thread_prologue_and_epilogue_insns): Update.
6346 (rest_of_match_asm_constraints): Update.
6347 * stor-layout.c (variable_size): Update.
6348 * gcse.c (gcse_main): Update.
6349 (bypass_jumps): Update.
6350 * gimplify.c (gimplify_function_tree): Update.
6351 * calls.c (emit_call_1): Update.
6352 (expand_call): Update.
6353 * bt-load.c (compute_defs_uses_and_gen): Update.
6354 * except.c (sjlj_assign_call_site_values): Update.
6355 (sjlj_emit_function_enter): Update.
6356 (can_throw_external): Update.
6357 (set_nothrow_function_flags): Update.
6358 (expand_builtin_unwind_init): Update.
6359 (expand_eh_return): Update.
6360 (convert_to_eh_region_ranges): Update.
6361 (output_function_exception_table): Update.
6362 * emit-rtl.c (gen_tmp_stack_mem): Update.
6363 * cfgexpand.c (expand_used_vars): Update.
6364 (tree_expand_cfg): Update.
6365 * cfgcleanup.c (rest_of_handle_jump): Update.
6366 * explow.c (allocate_dynamic_stack_space): Update.
6367 * varasm.c (assemble_start_function): Update.
6368 (force_const_mem): Update.
6369 (mark_constant_pool): Update.
6370 * tree-optimize.c (tree_rest_of_compilation): Update.
6371 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6372 * tree-cfg.c (notice_special_calls): Update.
6373 (is_ctrl_altering_stmt): Update.
6374 (tree_can_make_abnormal_goto): Update.
6375 (tree_purge_dead_abnormal_call_edges): Update.
6376 * config/alpha/predicates.md: Update.
6377 * config/alpha/alpha.c (alpha_sa_mask): Update.
6378 (alpha_sa_size): Update.
6379 (alpha_does_function_need_gp): Update.
6380 (alpha_expand_prologue): Update.
6381 (alpha_start_function): Update.
6382 (alpha_output_function_end_prologue): Update.
6383 (alpha_expand_epilogue): Update.
6384 * config/frv/frv.c (frv_stack_info): Update.
6385 (frv_expand_epilogue): Update.
6386 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6387 (s390_register_info): Update.
6388 (s390_frame_info): Update.
6389 (s390_init_frame_layout): Update.
6390 (s390_can_eliminate): Update.
6391 (save_gprs): Update.
6392 * config/spu/spu.c (spu_split_immediate): Update.
6393 (need_to_save_reg): Update.
6394 (spu_expand_prologue): Update.
6395 (spu_expand_epilogue): Update.
6396 * config/sparc/sparc.md: Update.
6397 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6398 (sparc_tls_got): Update.
6399 (legitimize_pic_address): Update.
6400 (sparc_emit_call_insn): Update.
6401 (sparc_expand_prologue): Update.
6402 (output_return): Update.
6403 (print_operand): Update.
6404 (sparc_function_ok_for_sibcall): Update.
6405 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6406 * config/m32r/m32r.md: Update.
6407 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6408 (m32r_compute_frame_size): Update.
6409 (m32r_expand_prologue): Update.
6410 (m32r_expand_epilogue): Update.
6411 (m32r_legitimize_pic_address): Update.
6412 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6413 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6414 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6416 (ix86_save_reg): Update.
6417 (ix86_compute_frame_layout): Update.
6418 (ix86_expand_prologue): Update.
6419 (ix86_expand_epilogue): Update.
6420 * config/sh/sh.c (output_stack_adjust): Update.
6421 (calc_live_regs): Update.
6422 (sh5_schedule_saves): Update.
6423 (sh_expand_prologue): Update.
6424 (sh_expand_epilogue): Update.
6425 (sh_setup_incoming_varargs): Update.
6426 (sh_allocate_initial_value): Update.
6427 (sh_get_pr_initial_val): Update.
6428 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6429 * config/sh/sh.md (label:): Update.
6430 * config/avr/avr.c (out_movhi_mr_r): Update.
6431 * config/crx/crx.h (enum): Update.
6432 * config/xtensa/xtensa.h (along): Update.
6433 * config/stormy16/stormy16.c Update.
6434 (xstormy16_compute_stack_layout): Update.
6435 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6436 (fr30_expand_prologue): Update.
6437 * config/cris/cris.c (cris_conditional_register_usage): Update.
6438 (cris_reg_saved_in_regsave_area): Update.
6439 (cris_initial_frame_pointer_offset): Update.
6440 (cris_simple_epilogue): Update.
6441 (cris_expand_prologue): Update.
6442 (cris_expand_epilogue): Update.
6443 (cris_expand_pic_call_address): Update.
6444 (cris_asm_output_symbol_ref): Update.
6445 (cris_asm_output_label_ref): Update.
6446 * config/cris/cris.md Update.
6447 * config/iq2000/iq2000.c (compute_frame_size): Update.
6448 (iq2000_expand_epilogue): Update.
6449 * config/mt/mt.h (save_direction): Update.
6450 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6451 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6452 (ia64_secondary_reload_class): Update.
6453 * config/m68k/m68k.c (m68k_save_reg): Update.
6454 (m68k_expand_prologue): Update.
6455 (m68k_expand_epilogue): Update.
6456 (legitimize_pic_address): Update.
6457 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6458 (first_reg_to_save): Update.
6459 (first_altivec_reg_to_save): Update.
6460 (compute_vrsave_mask): Update.
6461 (compute_save_world_info): Update.
6462 (rs6000_stack_info): Update.
6463 (spe_func_has_64bit_regs_p): Update.
6464 (rs6000_ra_ever_killed): Update.
6465 (rs6000_emit_eh_reg_restore): Update.
6466 (rs6000_emit_allocate_stack): Update.
6467 (rs6000_emit_prologue): Update.
6468 (rs6000_emit_epilogue): Update.
6469 (rs6000_output_function_epilogue): Update.
6470 (output_profile_hook): Update.
6471 (rs6000_elf_declare_function_name): Update.
6472 * config/rs6000/rs6000.h (rs6000_args): Update.
6473 * config/rs6000/rs6000.md: Update.
6474 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6475 * config/arc/arc.c (arc_output_function_epilogue): Update.
6476 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6477 * config/darwin.c (machopic_function_base_name): Update.
6478 * config/score/score3.c (score3_compute_frame_size): Update.
6481 (score3_epilogue): Update.
6482 * config/score/score7.c (score7_compute_frame_size): Update.
6483 (score7_prologue): Update.
6484 (score7_epilogue): Update.
6485 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6486 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6487 * config/arm/arm.c (use_return_insn): Update.
6488 (require_pic_register): Update.
6489 (arm_load_pic_register): Update.
6490 (arm_compute_save_reg0_reg12_mask): Update.
6491 (arm_compute_save_reg_mask): Update.
6492 (thumb1_compute_save_reg_mask): Update.
6493 (output_return_instruction): Update.
6494 (arm_output_function_prologue): Update.
6495 (arm_output_epilogue): Update.
6496 (arm_get_frame_offsets): Update.
6497 (arm_expand_prologue): Update.
6498 (thumb_pushpop): Update.
6499 (thumb_exit): Update.
6500 (thumb1_expand_prologue): Update.
6501 (thumb1_expand_epilogue): Update.
6502 (arm_unwind_emit): Update.
6503 (arm_output_fn_unwind): Update.
6504 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6505 * config/arm/arm.md: Update.
6506 * config/pa/pa.md: Update.
6507 * config/pa/pa.c (legitimize_pic_address): Update.
6508 (compute_frame_size): Update.
6509 (hppa_expand_prologue): Update.
6510 (hppa_expand_epilogue): Update.
6511 (borx_reg_operand): Update.
6512 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6513 (HARD_REGNO_RENAME_OK): Update.
6514 * config/mips/mips.c (mips_global_pointer): Update.
6515 (mips_save_reg_p): Update.
6516 (mips_compute_frame_info): Update.
6517 (mips_frame_pointer_required): Update.
6518 (mips_expand_prologue): Update.
6519 (mips_expand_epilogue): Update.
6520 (mips_can_use_return_insn): Update.
6521 (mips_reorg_process_insns): Update.
6522 * config/v850/v850.c (compute_register_save_size): Update.
6523 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6524 * config/mmix/mmix.c (along): Update.
6525 (mmix_expand_epilogue): Update.
6526 * config/bfin/bfin.c (legitimize_pic_address): Update.
6527 (must_save_p): Update.
6528 (stack_frame_needed_p): Update.
6529 (add_to_reg): Update.
6530 (bfin_expand_prologue): Update.
6531 * stmt.c (expand_asm_operands): Update.
6532 * reload1.c (reload): Update.
6533 (init_elim_table): Update.
6535 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6537 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6539 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6541 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6542 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6543 (mov<mode>): Removed.
6544 (*movv4sf_internal): Likewise.
6545 (*movv2df_internal): Likewise.
6547 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6549 * config.gcc (crx-*-elf): Remove deprecation.
6551 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6553 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6554 __gcc_deregister_frame with atexit.
6555 (deregister_frame_dtor): Remove.
6557 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6558 Nathan Sidwell <nathan@codesourcery.com>
6560 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6562 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6563 (rs6000_isel): Likewise.
6564 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6565 (rs6000_isel): New variable.
6566 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6568 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6571 * c-common.c (handle_vector_size_attribute): Call
6572 lang_hooks.types.reconstruct_complex_type instead of
6573 reconstruct_complex_type.
6574 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6575 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6576 * langhooks.h (struct lang_hooks_for_types): Add
6577 reconstruct_complex_type hook.
6578 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6579 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6581 2008-04-24 Richard Guenther <rguenther@suse.de>
6583 * c-common.h (check_builtin_function_arguments): Declare.
6584 * c-common.c (validate_nargs): New function.
6585 (check_builtin_function_arguments): Likewise.
6586 * c-typeck.c (build_function_call): Call
6587 check_builtin_function_arguments.
6588 * builtins.c (fold_builtin_classify): Remove error reporting code.
6589 (fold_builtin_unordered_cmp): Likewise.
6590 (fold_builtin_1): Likewise.
6591 (fold_builtin_n): Likewise.
6593 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6595 PR tree-optimization/36008
6596 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6597 the original op1, rather than delta by step.
6599 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6600 Sebastian Pop <sebastian.pop@amd.com>
6602 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6603 eliminate_local_variables_stmt, eliminate_local_variables,
6604 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6605 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6606 of code delimited by two edges in the CFG.
6607 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6608 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6609 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6610 the case of parallelisation of reductions.
6611 (expr_invariant_in_region_p): New.
6613 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6614 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6616 2008-04-24 Ira Rosen <irar@il.ibm.com>
6617 Richard Guenther <rguenther@suse.de>
6619 PR tree-optimization/36034
6620 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6621 incapable of dealing with loads with gaps.
6623 2008-04-24 Rafael Espindola <espindola@google.com>
6625 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6626 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6627 vrp_evaluate_conditional.
6628 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6629 (vrp_evaluate_conditional): Split the cond argument.
6630 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6631 (simplify_stmt_for_jump_threading): Update call to
6632 vrp_evaluate_conditional.
6634 2008-04-24 Ira Rosen <irar@il.ibm.com>
6636 PR tree-optimization/35982
6637 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6638 interleaved data-refs are of the same type.
6640 2008-04-24 Danny Smith <dannysmith@users.net>
6642 * c-format.c (check_format_info_main): Use strncmp rather than a
6643 magic prefix to handle multichar length specs.
6644 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6645 Don't prefix "I64" and "I32" with '\0'.
6647 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6650 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6651 in registers for -m32 only if stdarg_p (fntype).
6653 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6655 PR rtl-optimization/36006
6656 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6657 temp to op0 in order to avoid invalid rtx sharing.
6659 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6661 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6662 check TREE_INVARIANT.
6663 * tree-gimple.c (is_gimple_address): New.
6664 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6665 * tree-gimple.h (is_gimple_address): New.
6666 * tree.h (decl_address_invariant_p): New.
6667 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6668 (build_string): Likewise.
6669 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6670 (tree_invariant_p_1): Likewise.
6671 (save_expr): Use it.
6672 (tree_invariant_p): New.
6673 (skip_simple_arithmetic): Use it.
6674 (stabilize_reference_1): Use it.
6675 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6677 (build1_stat): Drop code to compute TREE_INVARIANT.
6678 (build2_stat): Drop code to compute TREE_INVARIANT.
6679 (build3_stat): Drop code to compute TREE_INVARIANT.
6680 (build4_stat): Drop code to compute TREE_INVARIANT.
6681 (build5_stat): Drop code to compute TREE_INVARIANT.
6682 (build7_stat): Drop code to compute TREE_INVARIANT.
6683 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6684 * tree.h (struct tree_base): Remove invariant_flag.
6685 (TREE_INVARIANT): Remove.
6686 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6687 (fold_builtin_expect): Check TREE_CONSTANT.
6688 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6689 * c-tree.h (c_expr_to_decl): Drop third parameter.
6690 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6691 (build_c_cast): Don't set TREE_INVARIANT.
6692 (pop_init_level): Don't set TREE_INVARIANT.
6693 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6694 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6696 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6697 (gimplify_addr_expr): Adjust comment.
6698 * tree-mudflap.c (mf_build_string):
6699 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6700 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6701 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6702 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6703 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6704 * langhooks.h (struct lang_hooks): Drop third parameter from
6707 2008-04-23 Richard Guenther <rguenther@suse.de>
6709 PR tree-optimization/27799
6710 PR tree-optimization/32921
6711 PR tree-optimization/32624
6712 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6713 SMTs aliases and the tag itself into the solution.
6714 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6715 merge the points-to solution back into the SMT aliases.
6716 (may_alias_p): Use alias_set_subset_of instead of
6717 aliases_conflict_p. A pointer which points to
6718 memory with alias set zero may access any variable.
6720 2008-04-23 Richard Guenther <rguenther@suse.de>
6722 * alias.c (alias_set_subset_of): Correctly handle asking
6723 if zero is a subset of an alias set with zero child.
6724 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6725 (compute_flow_insensitive_aliasing): Correctly walk all
6726 pointers. Do not unnecessarily union sets.
6728 2008-04-23 Richard Guenther <rguenther@suse.de>
6731 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6733 2008-04-22 Tomas Bily <tbily@suse.cz>
6735 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6737 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6739 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6740 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6741 * tree-inline.c (estimate_num_insns_1): Likewise.
6742 * varasm.c (const_hash_1, compare_constant, copy_constant)
6743 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6744 * emit-rtl.c (component_ref_for_mem_expr)
6745 (set_mem_attributes_minus_bitpos): Likewise.
6746 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6747 (is_aligning_offset): Likewise.
6748 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6749 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6750 * dojump.c (do_jump): Likewise.
6751 * builtins.c (get_pointer_alignment, get_memory_rtx)
6752 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6753 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6755 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6757 PR rtl-optimization/36017
6758 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6759 expanding the library call.
6761 2008-04-22 Ian Lance Taylor <iant@google.com>
6763 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6766 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6768 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6769 of LR/CTR moves for Power6.
6771 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6774 * passes.c (init_optimization_passes): Remove
6775 pass_fast_rtl_byte_dce.
6777 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6780 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6781 builtin functions to generate faster code.
6782 (_mm_cvtpu16_ps): Ditto.
6783 (_mm_cvtpi32x2_ps): Ditto.
6785 2008-04-22 Nick Clifton <nickc@redhat.com>
6787 * common.opt (ftree-loop-distribution): Add Optimization
6790 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6791 (frv_expand_builtin_va_start): Likewise.
6793 * config/arm/arm.c (thumb_find_work_register): Fix location of
6794 argument register count.
6796 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6798 Support scheduling for ColdFire V1 and V3 microarchitecture.
6799 Improve scheduling of multiplication instructions.
6801 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6802 (mac): New instruction attribute.
6803 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6804 (m68k_sched_mac): New variable.
6805 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6806 Handle cfv1 and cfv3.
6807 (max_insn_size): New static variable.
6808 (struct _sched_ib): New type.
6809 (sched_ib): New static variable.
6810 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6811 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6812 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6814 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6815 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6816 new variables. Update.
6817 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6818 Add modeling of cfv3 instruction buffer. Update.
6819 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6820 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6821 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6822 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6823 a particular reservation applies to.
6824 (type2): Reorganize attribute values. Rename alu to alu_reg,
6825 alu_l to alu, move_l to omove. Join move to alu. Split mul
6827 (cf_ib_*): Simplify description of instruction buffer.
6828 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6829 (cf_mem): Split into cf_mem1 and cf_mem2.
6830 (cf_v2_move_??): Rename to cfv12_alu_??.
6831 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6832 (cf_v2_mul_??): Remove reservations.
6833 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6834 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6835 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6837 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6838 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6839 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6840 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6841 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6842 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6843 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6844 expansions of the above reservations for instructions of sizes
6847 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6849 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6851 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6853 * coverage.c: Include tree-pass.h.
6854 (coverage_counter_alloc): Print da_file_name to the dump file.
6856 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6858 * sbitmap.c (sbitmap_range_empty_p): New function.
6859 * sbitmap.h (sbitmap_range_empty_p): New function.
6860 * bitmap.h: Now includes obstack.h.
6862 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6863 Kenneth Zadeck <zadeck@naturalbridge.com>
6865 * dbgcnt.def (ra_byte_scan): Added.
6866 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6867 when the last hit happens for a counter.
6868 * timevar.def (TV_DF_BYTE_LR): New variable.
6869 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6870 * passes.c (pass_fast_rtl_byte_dce): New pass.
6871 * fwprop.c (update_df): Added mode to call df_ref_create.
6872 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6873 DF_REF_EXTRACT_OFFSET.
6874 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6875 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6877 (df_ref_extract): Added mode field.
6878 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6879 DF_REF_EXTRACT_OFFSET.
6880 (DF_REF_EXTRACT_MODE): New macro.
6881 (df_byte_lr_bb_info): New structure.
6882 (df_print_byte_regset, df_compute_accessed_bytes,
6883 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6884 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6885 df_byte_lr_simulate_uses,
6886 df_byte_lr_simulate_artificial_refs_at_top,
6887 df_byte_lr_simulate_artificial_refs_at_end,
6888 df_compute_accessed_bytes): New function.
6889 (df_ref_create): Add parameter.
6890 (df_byte_lr_get_bb_info): New inline function.
6891 * df-scan.c (df_ref_record, df_uses_record,
6892 df_ref_create_structure): Added mode parameter.
6893 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6894 df_defs_record, df_uses_record, df_get_conditional_uses,
6895 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6896 df_entry_block_defs_collect, df_exit_block_uses_collect):
6897 Added mode parameter to calls to df_ref_record, df_uses_record,
6898 df_ref_create_structure.
6899 (df_ref_equal_p, df_ref_compare): Added test for modes.
6900 (df_ref_create_structure): Added code to set mode. Renamed
6901 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6902 DF_REF_EXTRACT_OFFSET.
6903 * df-core.c (df_print_byte_regset): New function.
6904 * df-byte-scan.c: New file.
6905 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6906 calls to BITMAP_FREE.
6907 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6908 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6909 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6910 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6911 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6912 df_byte_lr_local_compute, df_byte_lr_init,
6913 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6914 df_byte_lr_transfer_function, df_byte_lr_free,
6915 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6916 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6917 df_byte_lr_simulate_uses,
6918 df_byte_lr_simulate_artificial_refs_at_top,
6919 df_byte_lr_simulate_artificial_refs_at_end): New function.
6920 * dce.c (byte_dce_process_block): New function.
6921 (dce_process_block): au is now passed in rather than computed
6922 locally. Changed loops that look at artificial defs to not look
6923 for conditional or partial ones, because there never are any.
6924 (fast_dce): Now is able to drive byte_dce_process_block or
6925 dce_process_block depending on the kind of dce being done.
6926 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6927 (rest_of_handle_fast_byte_dce): New function.
6928 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6929 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6931 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6934 * gcc.h: Added fortran options that take arguments to
6935 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6938 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6940 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6941 scalarization if on the LHS and not a full access.
6943 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6945 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6947 2008-04-18 Rafael Espindola <espindola@google.com>
6949 * tree-vrp.c (find_case_label_index): Fix the binary search.
6950 (find_case_label_range): New.
6951 (vrp_visit_switch_stmt): Use find_case_label_range.
6952 (simplify_switch_using_ranges): Use find_case_label_range.
6954 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6956 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6957 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6959 2008-04-18 Tom Tromey <tromey@redhat.com>
6962 * doc/cpp.texi (Implementation-defined behavior): Mention
6965 2008-04-18 Ian Lance Taylor <iant@google.com>
6967 * fold-const.c (pointer_may_wrap_p): New static function.
6968 (fold_comparison): Add another test for pointer overflow. Use
6969 pointer_may_wrap_p to disable some false positives.
6971 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6973 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6974 (fname_as_string): Match updated cpp_interpret_string prototype.
6975 (fix_string_type): Support char16_t* and char32_t*.
6976 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6977 derivative) nodes. Register as builtin if C++0x.
6978 (c_parse_error): Support CPP_CHAR{16,32}.
6979 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6980 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6981 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6982 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6983 CTI_CHAR32_ARRAY_TYPE>: New elements.
6984 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6985 char32_type_node, signed_char32_type_node, char16_array_type_node,
6986 char32_array_type_node): New defines.
6987 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6988 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6989 (lex_string): Support CPP_STRING{16,32}, match updated
6990 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6991 (lex_charconst): Support CPP_CHAR{16,32}.
6992 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6993 and CPP_STRING{16,32}.
6995 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6998 * aclocal.m4: Regenerate.
6999 * configure: Regenerate.
7001 2008-04-18 Jan Hubicka <jh@suse.cz>
7003 * except.c (dw2_size_of_call_site_table,
7004 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7006 * cgraphbuild.c (build_cgraph_edges): Update.
7007 * tree-pass.h: Update comment.
7008 * final.c (leaf_function_p): Update.
7009 (leaf_renumber_regs): Update.
7010 (rest_of_clean_state): Update.
7011 * omp-low.c (expand_omp_parallel): Update.
7012 * ipa-reference.c (analyze_function): Update.
7013 * reorg.c (find_end_label): Update.
7014 (optimize_skip): Update.
7015 (fill_simple_delay_slots): Update.
7016 (fill_simple_delay_slots): Update.
7017 (make_return_insns): Update.
7018 (dbr_schedule): Update.
7019 * gimple-low.c (record_vars_into): Update.
7020 * cfgbuild.c (make_edges): Update.
7021 * function.c (assign_stack_local): Update.
7022 (assign_parm_adjust_stack_rtl): Update.
7023 (locate_and_pad_parm): Update.
7024 (allocate_struct_function): Do not initialize stack_alignment_needed
7025 and preferred_stack_boundary here.
7026 (stack_protect_prologue): Update.
7027 (stack_protect_epilogue): Update.
7028 (expand_function_start): Initialize stack_alignment_needed,
7029 preferred_stack_boundary and max_jumptable_ents.
7030 (expand_function_end): Update.
7031 (free_after_compilation): Do not NULLify epilogue_delay_list.
7032 * function.h (struct rtl_data): Add stack_protect_guard,
7033 stack_alignment_needed,
7034 preferred_stack_boundary, epilogue_delay_list.
7035 (struct function): Remove value_histograms, stack_alignment_needed,
7036 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7038 unexpanded_var_list, stack_protect_guard.
7039 (current_function_epilogue_delay_list): Remove.
7040 * ipa-type-escape.c (analyze_function): Update.
7041 * gimplify.c (pop_gimplify_context): Update comment.
7042 * calls.c (expand_call): Update.
7043 (emit_library_call_value_1): Update.
7044 * except.c (set_nothrow_function_flags): Update.
7045 * cfgexpand.c (get_decl_align_unit): Update.
7046 (create_stack_guard): Update.
7047 (estimated_stack_frame_size): Update.
7048 (expand_used_vars): Update.
7049 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7050 * explow.c (allocate_dynamic_stack_space): Update.
7051 * tree-ssa-live.c (remove_unused_locals): Update.
7052 * varasm.c (mark_constant_pool): Update.
7053 * tree-inline.c (remap_decls): Update.
7054 (initialize_cfun): Update.
7055 (declare_return_variable): Update.
7056 (inline_forbidden_p): Update.
7057 (expand_call_inline): Update.
7058 (declare_inline_vars): Update.
7059 (tree_function_versioning): Update.
7060 * tree-flow.h (value_histograms): New.
7061 (VALUE_HISTOGRAMS): New macro.
7062 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7064 * tree-cfg.c (set_bb_for_stmt): Update.
7065 (replace_by_duplicate_decl): Update.
7066 (move_block_to_fn): Update.
7067 (new_label_mapper): Update.
7068 (dump_function_to_file): Update.
7069 * ipa-struct-reorg.c (build_data_structure): Update.
7070 * cfgrtl.c (print_rtl_with_bb): Update.
7071 * reload1.c (reload): Update.
7073 * config/i386/i386.c (setup_incoming_varargs_64,
7074 ix86_compute_frame_layout): Update.
7075 * config/arc/arc.c (arc_output_function_epilogue): Update.
7077 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7079 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7080 for FreeBSD as well.
7081 * gthr-posix95.h: Likewise.
7083 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7085 PR rtl-optimization/35838
7086 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7087 out the byte offset of the first subreg.
7089 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7091 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7092 to split_ti instead of three separate calls with single member arrays.
7093 (subti3 splitter): Ditto.
7094 (adddi3 splitter): Ditto with split_di.
7095 (subdi3 splitter): Ditto.
7096 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7097 two separate calls with single member arrays. Swap match_dup
7098 operands 1 and 2 to better fit into the array.
7099 (negdi2 splitter): Ditto with split_di.
7100 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7101 two separate calls with single member arrays. Swap match_dup operands
7102 6 and 7 to better fit into the array.
7104 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7106 * config/i386/i386.c (sse_builtin_type): New.
7107 (bdesc_sse_args): Likewise.
7108 (bdesc_sse_3arg): Removed.
7109 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7110 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7111 IX86_BUILTIN_ROUNDPS.
7112 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7113 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7114 IX86_BUILTIN_ROUNDPS.
7115 (ix86_expand_sse_4_operands_builtin): Removed.
7116 (ix86_expand_sse_operands_builtin): New.
7117 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7118 and CODE_FOR_sse4_1_roundps.
7119 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7120 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7122 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7125 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7126 regs before frame pop when needed. If use_backchain_to_restore_sp
7127 then load backchain into a temp reg to restore vr and vrsave. Add
7128 code to restore vr after frame pop if possible.
7130 2008-04-17 Richard Guenther <rguenther@suse.de>
7132 * tree-vn.c (expressions_equal_p): Do not check type
7133 equality or compatibility before calling operand_equal_p.
7134 * fold-const.c (operand_equal_p): Check equivalence of
7135 integer constants before bailing out due to signedness or
7136 precision differences.
7137 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7138 spurious differences in type qualification. Ignore types
7139 for COMPONENT_REFs at all.
7141 2008-04-17 Christian Bruel <christian.bruel@st.com>
7143 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7144 msw_skip comparison.
7146 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7149 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7152 PR tree-optimization/35899
7153 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7154 rather than TREE_OPERAND.
7156 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7159 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7160 temporary registers. Change operand predicate to general_operand.
7161 (remainderxf3): Ditto.
7163 2008-04-16 Richard Guenther <rguenther@suse.de>
7165 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7166 * tree-affine.c (aff_combination_expand): Look through some
7169 2008-04-15 Doug Kwan <dougkwan@google.com>
7171 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7173 * tree-pretty-print.c (dump_generic_node): Ditto.
7174 * final.c (output_addr_const): Ditto.
7175 * dwarf2out.c (output_cfi): Ditto.
7176 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7177 * print-rtl.c (print_rtx): Ditto.
7178 * print-tree.c (print_node_brief, print_node): Ditto.
7179 * c-common.c (match_case_to_enum_1): Ditto.
7180 * sched-vis.c (print_value): Ditto.
7181 * config/i386/i386.c (print_operand): Cast to long unsigned int
7184 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7185 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7186 MS Windows VirtualProtect function.
7188 2008-04-15 Jan Hubicka <jh@suse.cz>
7190 * gengtype.c (write_root): Param_is argument is OK.
7191 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7192 * function.h: Include varray.h
7193 (rtl_eh): New stucture based on except.c one.
7194 (call_site_record): New forward declaration and vector type.
7195 * calls.c (emit_call_1): Do not call
7196 note_current_region_may_contain_throw.
7197 * except.c (eh_status): Remove cur_region, try_region since they are
7199 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7200 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7201 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7202 Remove call_site_data_used, call_site_data_size.
7203 Turn call_site_record into vector in function.h.
7204 (note_current_region_may_contain_throw): Remove.
7205 (get_exception_pointer, get_exception_filter): Do not take struct
7206 function argument; update.
7207 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7208 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7209 build_post_landing_pads, dw2_build_landing_pads,
7210 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7211 sjlj_emit_function_enter, sjlj_emit_function_enter,
7212 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7213 sjlj_build_landing_pads, finish_eh_generation,
7214 remove_exception_handler_label, remove_eh_handler,
7215 maybe_remove_eh_handler, add_reachable_handler,
7216 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7217 add_action_record, collect_one_action_chain, add_call_site,
7218 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7219 sjlj_output_call_site_table, output_function_exception_table,
7220 * except.h (note_current_region_may_contain_throw): Remove
7221 (get_exception_pointer, get_exception_filter): Do not take struct
7223 * Makefile.in (GTFILES): Put varargs before struct function.
7225 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7227 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7228 punt for STRING_CST.
7229 (get_constraint_for): Deal with STRING_CST here instead.
7231 2008-04-15 Richard Guenther <rguenther@suse.de>
7233 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7234 statements in a basic-block with a backward walk. Do not
7235 substitute into dead statements but instead remove those.
7237 2008-04-15 Richard Guenther <rguenther@suse.de>
7239 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7240 to zero, thus disable creation of SFTs.
7242 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7244 * tree-predcom.c (suitable_reference_p): Return false if the
7245 reference can throw.
7247 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7250 * c-decl.c (finish_decl): If extern or static var has variable
7251 size, set TREE_TYPE (decl) to error_mark_node.
7253 2008-04-15 Rafael Espindola <espindola@google.com>
7255 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7258 2008-04-15 Richard Guenther <rguenther@suse.de>
7260 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7261 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7262 (visit_reference_op_load): Do walk vuse-vdef chains on
7263 vn_reference_lookup.
7264 (visit_reference_op_store): But do not here.
7265 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7266 vn_reference_lookup.
7267 (vn_lookup_with_vuses): But do so here.
7269 2008-04-14 Ian Lance Taylor <iant@google.com>
7271 * fold-const.c (fold_overflow_warning): Remove assertion.
7273 2008-04-15 Ben Elliston <bje@au.ibm.com>
7275 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7276 temp1 local variables.
7278 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7281 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7282 ".text.unlikely" section as executable.
7284 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7286 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7287 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7288 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7289 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7290 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7291 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7292 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7294 2008-04-14 Ian Lance Taylor <iant@google.com>
7296 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7297 * fold-const.c (fold_comparison): If appropriate, test
7298 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7299 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7300 reassociating a pointer type.
7301 * doc/invoke.texi (Optimize Options): Document that
7302 -fstrict-overflow applies to pointer wraparound.
7304 2008-04-13 Jan Hubicka <jh@suse.cz>
7306 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7308 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7310 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7311 we are going to "save the world".
7313 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7315 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7316 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7317 operand 0 constraint, not "=".
7319 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7321 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7323 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7325 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7326 of size of positions_needed * CHAR_BIT.
7328 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7331 * dse.c (store_info): Change positions_needed to unsigned
7333 (lowpart_bitmask): New.
7334 (record_store): Cast to unsigned HOST_WIDE_INT for
7335 positions_needed. Assert width <= size of positions_needed *
7336 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7337 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7338 lowpart_bitmask to set mask.
7340 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7342 * config/bfin/constraints.md: New file.
7343 * config/bfin/bfin.md: Include it.
7344 (adddi3): Use satisfies_constraint functions instead of the old macros.
7345 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7346 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7347 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7348 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7349 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7350 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7351 EXTRA_CONSTRAINT): Delete.
7352 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7353 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7355 * config/bfin/bfin.c: Include "tm-constrs.h".
7356 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7357 Use satisfies_constraint functions instead of the old macros.
7358 * doc/md.texi (Blackfin Constraints): Update file name reference.
7360 2008-04-11 Richard Guenther <rguenther@suse.de>
7362 PR tree-optimization/35869
7363 * tree-vrp.c (execute_vrp): Move switch statement update after
7364 jump threading. Schedule another cfg cleanup run.
7366 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7369 * attribs.c (decl_attributes): Return early on errorneous node.
7371 2008-04-10 Oleg Ryjkov <olegr@google.com>
7373 * tree.h (struct tree_base): Added a new flag default_def_flag.
7374 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7376 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7378 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7380 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7383 * pa.md: Define mode iterator P. Define mode attribute dwc.
7384 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7385 (icacheflush): Likewise.
7386 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7387 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7389 2008-04-11 Ben Elliston <bje@au.ibm.com>
7391 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7393 2008-04-10 Rafael Espindola <espindola@google.com>
7395 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7396 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7397 (extract_range_from_expr): The same.
7399 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7401 * config/mips/mips.md (GPR2): New mode iterator.
7403 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7404 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7405 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7406 Rewrite these to take two modes, the mode of comparison and the
7407 mode of the destination.
7408 * config/mips/mips.c (mips_expand_scc): Instead of having
7409 paradoxical subreg as destination, expand "narrowing" scc if mode
7410 of comparison is SI and target is requested in DI mode.
7411 (mips_emit_int_order_test): Update comment. Make mode of
7412 comparison match CMP0 rather than TARGET. When creating inverse
7413 target use mode of TARGET.
7415 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7417 * gcov-dump.c (tag_summary): Only print summaries for the first
7418 GCOV_COUNTERS_SUMMABLE counters.
7420 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7422 * config/i386/i386.md (absneg): New code iterator.
7423 (absnegprefix): New code attribute.
7424 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7425 patterns using absneg code iterator.
7426 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7427 using absneg code iterator.
7428 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7429 *neg<mode>2 patterns using absneg code iterator.
7430 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7431 *negextendsfdf2 patterns using absneg code iterator.
7432 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7433 *negextendsfxf2 patterns using absneg code iterator.
7434 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7435 *negextendsfdf2 patterns using absneg code iterator.
7436 * config/i386/sse.md (<code><mode>2): Macroize expander from
7437 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7439 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7441 * config/s390/s390.h: Remove the remains of the recent search
7442 & replace action of current_function_outgoing_args_size.
7444 2008-04-10 Ira Rosen <irar@il.ibm.com>
7446 PR tree-optimization/35821
7447 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7448 NEW_STMT_LIST is not NULL.
7450 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7453 * toplev.c (process_options): Remove -ffunction-sections debugging
7456 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7458 PR middle-end/PR28690
7459 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7460 than gen_rtx_fmt_ee to perform more canonicalizations.
7462 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7465 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7467 2008-04-09 Richard Guenther <rguenther@suse.de>
7469 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7470 (dump_function_to_file): Dump function arguments with types.
7472 2008-04-08 Richard Guenther <rguenther@suse.de>
7474 * fold-const.c (fold_widened_comparison): Do not allow
7475 sign-changes that change the result.
7477 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7480 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7481 kinds of indirect references.
7483 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7485 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7486 GNU Fortran language string.
7488 2008-04-08 Rafael Espindola <espindola@google.com>
7490 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7491 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7492 * tree.h (tree_call_nonnegative_warnv_p): New.
7494 2008-04-08 Jan Hubicka <jh@suse.cz>
7496 * function.c (free_after_compilation): Clear out regno_reg_rtx
7499 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7502 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7504 PR middle-end/PR28690
7505 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7506 same precedence as REG_POINTER and MEM_POINTER operands.
7508 2008-04-08 Richard Guenther <rguenther@suse.de>
7511 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7512 for adding index to base.
7514 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7516 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7517 (MINGW_ENABLE_EXECUTE_STACK): New.
7518 (IN_LIBGCC2): For libgcc include windows.h file for
7519 function declarations.
7521 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7523 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7524 and tem2 if tem1 is not a REG or MULT.
7526 2008-04-08 Jan Hubicka <jh@suse.cz>
7528 * function.h (incomming_args): Break out of struct function.
7529 (function_subsections): Break out of struct function.
7530 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7531 return_rtx and hard_reg_initial_vals from struct function.
7532 Kill inl_max_label_num.
7533 (current_function_pops_args, current_function_args_info,
7534 current_function_args_size, current_function_args_size,
7535 current_function_pretend_args_size,
7536 current_function_outgoing_args_size,
7537 current_function_internal_arg_pointer, current_function_return_rtx):
7538 Kill compatibility accestor macros.
7539 * builtins.c (expand_builtin_apply_args_1): Update.
7540 (expand_builtin_next_arg): Update.
7541 * df-scan.c (df_get_call_refs): Update.
7542 * dbxout.c (dbxout_function_end): Update.
7543 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7544 (output_line_info): Update.
7545 (secname_for_decl): Update.
7546 (dwarf2out_var_location): Update.
7547 * function.c (free_after_compilation): Update.
7548 (assign_parm_find_stack_rtl): Update.
7549 (assign_parms): Update.
7550 (expand_dummy_function_end): Update.
7551 (expand_function_end): Update.
7552 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7553 (expand_call): Update.
7554 (emit_library_call_value_1): Update.
7555 (store_one_arg): Update.
7556 * varasm.c (initialize_cold_section_name): Update.
7557 (unlikely_text_section): Update.
7558 (unlikely_text_section_p): Update.
7559 (assemble_start_function): Update.
7560 (assemble_end_function): Update.
7561 (default_section_type_flags): Update.
7562 (switch_to_section): Update.
7563 * integrate.c (set_decl_abstract_flags): Update.
7564 (get_hard_reg_initial_val): Update.
7565 (has_hard_reg_initial_val): Update.
7566 (allocate_initial_values): Update.
7567 * resource.c (init_resource_info): Update.
7568 * config/alpha/alpha.c (NUM_ARGS): Update.
7569 (direct_return): Update.
7570 (alpha_va_start): Update.
7571 (alpha_sa_size): Update.
7572 (alpha_initial_elimination_offset): Update.
7573 (alpha_expand_prologue): Update.
7574 (alpha_start_function): Update.
7575 (alpha_expand_epilogue): Update.
7576 (unicosmk_initial_elimination_offset):
7577 * config/alpha/alpha.md (call expander): Update.
7578 * config/s390/s390.c (s390_register_info): Update.
7579 (s390_register_info): Update.
7580 (s390_frame_info): Update.
7581 (s390_initial_elimination_offset): Update.
7582 (s390_build_builtin_va_list): Update.
7583 (s390_va_start): Update.
7584 * config/spu/spu.c (direct_return): Update.
7585 (spu_expand_prologue): Update.
7586 (spu_initial_elimination_offset): Update.
7587 (spu_build_builtin_va_list): Update.
7588 (spu_va_start): Update.
7589 * config/sparc/sparc.c (sparc_init_modes): Update.
7590 (sparc_compute_frame_size): Update.
7591 (function_value): Update.
7592 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7593 * config/i386/i386.md (return expander): Update.
7594 * config/i386/i386.c (ix86_va_start): Update.
7595 (ix86_can_use_return_insn_p): Update.
7596 (ix86_compute_frame_layout): Update.
7597 (ix86_expand_epilogue): Update.
7598 * config/sh/sh.c (output_stack_adjust): Update.
7599 (calc_live_regs): Update.
7600 (sh_expand_prologue): Update.
7601 (sh_builtin_saveregs): Update.
7602 (sh_va_start): Update.
7603 (initial_elimination_offset): Update.
7604 (sh_allocate_initial_value): Update.
7605 (sh_function_ok_for_sibcall): Update.
7606 (sh_get_pr_initial_val): Update.
7607 * config/sh/sh.md (return expander): Update.
7608 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7609 * config/crx/crx.c (crx_compute_frame): UPdate.
7610 (crx_initial_elimination_offset): UPdate.
7611 * config/xtensa/xtensa.c (compute_frame_size): Update
7612 (xtensa_builtin_saveregs): Update.
7613 (xtensa_va_start): Update.
7614 (order_regs_for_local_alloc): Update.
7615 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7616 (xstormy16_expand_builtin_va_start): Update.
7617 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7618 * config/m68hc11/m68hc11.md (return expanders): Update.
7619 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7620 (expand_epilogue): Update.
7621 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7622 (cris_simple_epilogue): Update.
7623 (cris_expand_prologue): Update.
7624 (cris_expand_epilogue): Update.
7625 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7626 (compute_frame_size): Update.
7627 * config/mt/mt.c (mt_compute_frame_size): Update.
7628 * config/mn10300/mn10300.c (expand_prologue): Update.
7629 (expand_epilogue): Update.
7630 (initial_offset): Update.
7631 (mn10300_builtin_saveregs):
7632 * config/mn10300/mn10300.md (return expander): Update.
7633 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7634 (ia64_initial_elimination_offset): Update.
7635 (ia64_initial_elimination_offset): Update.
7636 (ia64_expand_prologue): Update.
7637 * config/m68k/m68k.md (return expander): Update.
7638 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7639 (rs6000_stack_info): Update.
7640 * config/mcore/mcore.c (layout_mcore_frame): Update.
7641 (mcore_expand_prolog): Update.
7642 * config/arc/arc.c (arc_compute_frame_size): Update.
7643 * config/score/score3.c (score3_compute_frame_size): Update.
7644 * config/score/score7.c (score7_compute_frame_size): Update.
7645 * config/arm/arm.c (use_return_insn): Update.
7646 (thumb_find_work_register): Update.
7647 (arm_compute_save_reg_mask): Update.
7648 (arm_output_function_prologue): Update.
7649 (arm_output_epilogue): Update.
7650 (arm_size_return_regs): Update.
7651 (arm_get_frame_offsets): Update.
7652 (arm_expand_prologue): Update.
7653 (thumb_exit): Update.
7654 (thumb_unexpanded_epilogue): Update.
7655 (thumb1_output_function_prologue): Update.
7656 * config/pa/pa.md (return expander): Update.
7657 * config/pa/pa.c (compute_frame_size): Update.
7658 (hppa_builtin_saveregs): Update.
7659 * config/mips/mips.c (mips_va_start): Update.
7660 (mips16_build_function_stub): Update.
7661 (mips_compute_frame_info): Update.
7662 (mips_restore_gp): Update.
7663 (mips_output_function_prologue): Update.
7664 (mips_expand_prologue): Update.
7665 * config/v850/v850.c (compute_frame_size): Update.
7666 (expand_prologue): * config/mmix/mmix.c (along): update.
7667 (mmix_initial_elimination_offset): update.
7668 (mmix_reorg): update.
7669 (mmix_use_simple_return): update.
7670 (mmix_expand_prologue): update.
7671 (mmix_expand_epilogue): Update.
7672 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7673 (emit_link_insn): Update.
7675 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7677 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7678 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7680 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7683 2008-04-07 Jan Hubicka <jh@suse.cz>
7685 * function.h (rtl): Rename to x_rtl.
7687 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7688 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7689 used_temp_slots avail_temp_slots, temp_slot_level,
7690 nonlocal_goto_handler_labels): Update accesstors.
7691 (rtl): New global variable.
7692 (struct function): Move some fileds to rtl_data.
7693 (get_arg_pointer_save_area): Update prototype.
7694 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7695 get_arg_pointer_save_area.
7696 * expr.c (init_expr): Update
7697 * function.c (get_frame_size): Update
7698 (assign_stack_local): Update
7699 (expand_function_end): Update.
7700 (get_art_pointer_save_area): Update
7702 * emit-rtl.c (rtl): Declare.
7703 (regno_reg_rtx): Declare.
7704 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7706 (gen_reg_rtx): Update.
7707 * varasm.c (n_deferred_constatns): Update accestor.
7708 (init_varasm_status): Do not allocate varasm_status.
7709 (force_const_mem, get_pool_size, output_constant_pool): Update.
7710 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7711 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7712 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7713 * sparc/sparc.h (INIT_EXPANDERS): Update.
7714 * ia64/ia64.h (INIT_EXPANDERS): Update.
7716 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7718 * reload.c (push_secondary_reload): Add missing break to for loop.
7720 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7722 PR middle-end/PR28690
7723 * rtlanal.c: Update copyright years.
7724 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7725 as REG_POINTER and MEM_POINTER operands.
7726 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7727 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7728 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7729 * gcse.c: Update copyright years.
7730 (pre_delete): Call gen_reg_rtx_and_attrs.
7731 (hoist_code): Likewise.
7732 (build_store_vectors): Likewise.
7733 (delete_store): Likewise.
7734 * loop-invariant.c (move_invariant_reg): Likewise.
7735 Update copyright years.
7737 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7739 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7740 control string instead of quoted.
7742 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7744 * doc/rtl.texi: Rewrite of subreg section.
7746 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7749 * config/i386/i386.c (legitimize_pic_address): Add treating
7750 of dllimport SYM_REF's.
7751 (legitimize_dllimport_symbol): Add prototype.
7753 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7755 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7756 reference in constructor with non self-referential type.
7758 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7760 Removal of Return with Depressed Stack Pointer support
7761 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7762 (ECF_SP_DEPRESSED): Likewise.
7763 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7764 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7765 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7766 (expand_call): Do not test ECF_SP_DEPRESSED.
7767 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7768 * function.c (keep_stack_depressed): Delete.
7769 (handle_epilogue_set): Likewise.
7770 (update_epilogue_consts): Likewise.
7771 (emit_equiv_load): Likewise.
7772 (thread_prologue_and_epilogue_insns): Remove support for Return with
7773 Depressed Stack Pointer.
7774 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7776 2008-04-06 Richard Guenther <rguenther@suse.de>
7778 PR tree-optimization/35400
7779 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7780 information from SSA_NAMEs.
7782 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7784 * config/avr/avr.h (avr_mega_p): Remove declaration.
7785 (AVR_MEGA): Remove macro.
7786 * config/avr/avr.c (avr_mega_p): Remove variable.
7787 (avr_override_options): Remove inicializion of avr_mega_p.
7788 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7789 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7790 (avr_jump_mode): (Ditto.).
7791 (avr_output_progmem_section_asm_op): (Ditto.).
7792 (avr_asm_init_sections): (Ditto.).
7793 (avr_asm_init_sections): (Ditto.).
7794 (avr_rtx_costs): (Ditto.).
7795 * config/avr/avr.md: (Ditto.).
7796 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7799 2008-04-06 Richard Guenther <rguenther@suse.de>
7801 PR tree-optimization/35842
7802 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7803 is_gimple_invariant_address.
7805 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7807 * gcc.c (default_compilers): Sync Fortran extensions list with
7808 that in fortran/lang-specs.h.
7809 * doc/invoke.texi: Likewise.
7810 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7811 * dwarf2out.c (gen_compile_unit_die): Likewise.
7813 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7815 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7817 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7820 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7821 attribute is used for nested functions.
7823 2008-04-05 Jan Hubicka <jh@suse.cz>
7825 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7827 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7829 (dump_files): Update.
7830 (enable_rtl_dump_file): Do not accept letter argument.
7831 * tree-pass.h (dump_file_info): Remove letter argument.
7832 * toplev.c (decode_d_option): Update -da handling.
7833 * toplev.h (enable_rtl_dump_file): Update prototype.
7834 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7835 it out based on pass type.
7836 (register_dump_files_1): Likewise.
7837 (init_optimization_passes): Update register_one_dump_file calls.
7838 (execute_one_pass): Sanity check that IPA passes are called at IPA
7839 level and RTL passes at RTL level.
7840 (execute_pass_list): IPA pass can not be after or subpass of
7842 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7843 disallov RTL subpasses of IPA subpasses.
7845 2008-04-05 Ben Elliston <bje@au.ibm.com>
7847 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7848 builtins that return exactly once and do not throw. Cache call to
7851 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7853 PR rtl-optimization/34916
7855 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7856 between instruction pairs.
7858 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7860 * doc/invoke.texi: Document -mbitops for SH.
7861 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7862 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7863 * config/sh/sh.c (print_operand): Add %t operand code.
7864 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7865 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7866 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7867 (extendqihi2): Likewise.
7868 (movqi_i): Likewise.
7869 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7870 (extv): Use bld instruction for SH2A if possible.
7872 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7873 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7874 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7875 (bset.b, bclr.b): Define peepholes.
7876 * config/sh/sh.opt (mbitops): New option.
7878 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7881 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7882 and view convert expression.
7884 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7887 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7889 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7891 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7893 * config/i386/cpuid.h (bit_AES): New.
7894 (bit_PCLMUL): Likewise.
7896 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7897 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7898 SSE2 if AES or PCLMUL is enabled.
7899 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7900 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7901 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7902 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7903 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7904 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7905 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7906 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7907 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7908 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7909 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7910 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7911 __builtin_ia32_aeskeygenassist128 and
7912 __builtin_ia32_pclmulqdq128.
7913 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7914 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7915 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7917 * config/i386/i386.h (TARGET_AES): New.
7918 (TARGET_PCLMUL): Likewise.
7919 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7921 * config/i386/i386.md (UNSPEC_AESENC): New.
7922 (UNSPEC_AESENCLAST): Likewise.
7923 (UNSPEC_AESDEC): Likewise.
7924 (UNSPEC_AESDECLAST): Likewise.
7925 (UNSPEC_AESIMC): Likewise.
7926 (UNSPEC_AESKEYGENASSIST): Likewise.
7927 (UNSPEC_PCLMUL): Likewise.
7929 * config/i386/i386.opt (maes): New.
7930 (mpclmul): Likewise.
7932 * config/i386/sse.md (aesenc): New pattern.
7933 (aesenclast): Likewise.
7935 (aesdeclast): Likewise.
7937 (aeskeygenassist): Likewise.
7938 (pclmulqdq): Likewise.
7940 * config/i386/wmmintrin.h: New.
7942 * doc/extend.texi: Document AES and PCLMUL built-in function.
7944 * doc/invoke.texi: Document -maes and -mpclmul.
7946 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7948 * function.c (free_after_parsing): Replace with
7949 cxx_push_function_context from C++ front-end.
7950 (allocate_struct_function): Don't call langhook.
7951 * langhooks.h (struct lang_hooks_for_functions): Delete.
7952 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7954 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7955 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7956 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7957 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7958 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7959 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7960 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7962 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7963 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7965 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7968 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7971 2008-04-04 Richard Guenther <rguenther@suse.de>
7974 * fold-const.c (optimize_minmax_comparison): Use the correct
7975 type for the constant in the simplified comparison.
7977 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7979 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7980 Pass L2 size as "--param l2-cache-size" to the compiler.
7981 (decode_l2_cache): New function to decode L2 cache parameters using
7982 0x8000006 extended cpuid function.
7983 (detect_caches_amd): Determine parameters of L2 cache using
7984 decode_l2_caches function.
7985 (decode_caches_intel): Decode L2 cache parameters.
7986 (detect_caches_intel): Determine L2 cache parameters using
7987 decode_caches_intel and decode_l2_caches functions.
7989 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7991 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7992 secondary input reload for subword loads from the constant pool.
7994 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7997 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7998 constants of the appropriate size for runtime calculations.
8001 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8002 decimal-float literal constant zero.
8004 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8007 * c-parser.c (c_parser_omp_atomic): Call
8008 default_function_array_conversion on the RHS.
8011 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8012 call is_variable_sized if decl has incomplete type.
8014 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8016 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8018 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8020 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8022 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8023 (sgt<u>): Merge sgt and sgtu into new expander.
8024 (sgt, sgtu): Remove expanders.
8025 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8026 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8027 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8028 *sgtu_<mode>_mips16 into new pattern.
8029 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8030 (sge<u>): Merge sge and sgeu into new expander.
8031 (sge, sgeu): Remove expanders.
8032 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8034 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8035 (slt<u>): Merge slt and sltu into new expander.
8036 (slt, sltu): Remove expanders.
8037 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8038 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8039 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8040 *sltu_<mode>_mips16 into new pattern.
8041 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8042 (sle<u>): Merge sle and sleu into new expander.
8043 (sle, sleu): Remove expanders.
8044 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8045 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8046 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8047 *sleu_<mode>_mips16 into new pattern.
8048 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8050 2008-04-03 Jan Hubicka <jh@suse.cz>
8052 PR tree-optimization/35795
8053 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8054 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8055 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8056 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8057 * score/score3.c (score3_output_mi_thunk): Likewise.
8058 * score/score7.c (score7_output_mi_thunk): Likewise.
8059 * mips/mips.c (mips_output_mi_thunk): Likewise.
8061 2008-04-03 Richard Guenther <rguenther@suse.de>
8063 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8064 conversions. Simplify code.
8066 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8068 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8070 2008-04-03 Tom Tromey <tromey@redhat.com>
8071 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8073 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8074 * config/bfin/t-bfin-linux (generated_files): Add
8075 linux-sysroot-suffix.h.
8076 * doc/install.texi (Prerequisites): Require make 3.80.
8077 * doc/sourcebuild.texi (Front End Directory): Document new
8079 * Makefile.in (generated_files): New variable.
8080 (ALL_HOST_OBJS): New variable.
8081 ($(ALL_HOST_OBJS)): New target.
8083 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8085 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8086 (remap_block): Call id->transform_lang_insert_block instead
8088 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8089 Set id.transform_lang_insert_block to NULL.
8090 (clone_body): Move to cp/optimize.c
8091 * tree-inline.h (struct copy_body_data): Change
8092 transform_lang_insert_block to function pointer.
8093 (copy_generic_body, copy_decl_no_change): Export.
8094 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8095 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8096 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8098 * c-tree.h (insert_block): Kill.
8099 * c-decl.c (insert_block): Kill.
8101 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8103 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8104 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8105 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8107 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8108 argument, call {push,pop}_function_context from here.
8109 * c-parser.c: Use c_{push,pop}_function_context.
8111 * function.c (push_function_context_to): Move meat ...
8112 (push_function_context): ... here. Simplify.
8113 * function.c (pop_function_context_from): Move meat ...
8114 (pop_function_context): ... here. Simplify.
8115 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8117 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8118 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8119 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8120 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8122 2008-04-03 Ben Elliston <bje@au.ibm.com>
8124 * expmed.c (extract_force_align_mem_bit_field): Remove.
8126 2008-04-03 Richard Guenther <rguenther@suse.de>
8129 * expr.h (try_casesi): Adjust prototype.
8130 * expr.c (try_casesi): Take fallback label as extra parameter.
8131 Use that for gen_casesi if default_label is NULL.
8132 * stmt.c (expand_case): Pass fallback label to try_casesi,
8133 make sure to fill gaps with a fallback label if default_label
8136 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8139 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8141 2008-04-03 Ben Elliston <bje@au.ibm.com>
8143 * expmed.c (extract_split_bit_field): Remove if (0) code.
8144 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8145 (do_ds_constraint): Likewise.
8147 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8149 * doc/cppopts.texi (-dU): Document.
8150 * c-common.h (flag_dump_macros): Update comment.
8151 * c-opts.c (handle_OPT_d): Handle -dU.
8152 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8153 dump_queued_macros, cb_used_define, cb_used_undef): New.
8154 (init_pp_output): Handle -dU.
8155 (cb_line_change): Call dump_queued_macros.
8156 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8158 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8160 * config/avr/predicates.md (io_address_operand): New predicate.
8161 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8162 * config/avr/avr.c (avr_io_address_p): Remove function.
8163 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8164 'avr_io_address_p' function.
8165 (out_movhi_r_mr): (Ditto.).
8166 (out_movqi_mr_r): (Ditto.).
8167 (out_movhi_mr_r): (Ditto.).
8168 (avr_address_cost): (Ditto.).
8170 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8172 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8173 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8174 in 32bit mode when XMM registers are available to avoid store
8176 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8177 corresponding post-reload splitters.
8179 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8181 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8182 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8183 __builtin_ia32_roundss.
8184 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8185 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8186 __builtin_ia32_roundss.
8187 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8188 IX86_BUILTIN_SHUFPD here.
8190 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8192 * config/i386/i386.md (plogic): New.
8193 (plogicprefix): Likewise.
8195 * config/i386/mmx.md (mmx_<code><mode>3): New.
8196 (mmx_and<mode>3): Removed.
8197 (mmx_ior<mode>3): Likewise.
8198 (mmx_xor<mode>3): Likewise.
8200 * config/i386/sse.md (<code><mode>3): New.
8201 (*<code><mode>3): Likewise.
8202 (*<code><mode>3): Likewise.
8203 (<code><mode>3): Likewise.
8204 (*sse_<code><mode>3): Likewise.
8205 (*sse2_<code><mode>3): Likewise.
8206 (<code>tf3): Likewise.
8207 (*<code>tf3): Likewise.
8208 (and<mode>3): Likewise.
8209 (*and<mode>3): Likewise.
8210 (ior<mode>3): Removed.
8211 (*ior<mode>3): Likewise.
8212 (xor<mode>3): Likewise.
8213 (*xor<mode>3): Likewise.
8214 (*and<mode>3): Likewise.
8215 (*ior<mode>3): Likewise.
8216 (*xor<mode>3): Likewise.
8217 (and<mode>3): Likewise.
8218 (*sse_and<mode>3): Likewise.
8219 (*sse2_and<mode>3): Likewise.
8221 (*andtf3): Likewise.
8222 (ior<mode>3): Likewise.
8223 (*sse_ior<mode>3): Likewise.
8224 (*sse2_ior<mode>3): Likewise.
8226 (*iortf3): Likewise.
8227 (xor<mode>3): Likewise.
8228 (*sse_xor<mode>3): Likewise.
8229 (*sse2_xor<mode>3): Likewise.
8231 (*xortf3): Likewise.
8233 2008-04-02 Richard Guenther <rguenther@suse.de>
8235 PR tree-optimization/14495
8236 PR tree-optimization/34793
8237 * tree-vrp.c (struct switch_update): New structure.
8238 (to_remove_edges, to_update_switch_stmts): New VECs.
8239 (simplify_switch_using_ranges): New function. Remove not taken
8240 case labels and edges.
8241 (simplify_stmt_using_ranges): Call it.
8242 (identify_jump_threads): Mark edges we have queued for removal
8243 so we don't thread them.
8244 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8246 * tree-cfg.c (group_case_labels): Deal with missing default label.
8247 (tree_verify_flow_info): Allow missing default label.
8248 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8249 (emit_case_nodes): Likewise.
8250 (expand_case): Do not rely on the default label to be present.
8251 * expr.c (try_casesi): Deal with NULL default_label.
8252 (do_tablejump): Likewise.
8254 2008-04-02 Richard Guenther <rguenther@suse.de>
8256 PR tree-optimization/14495
8257 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8258 SWITCH_EXPR here ...
8259 (vrp_visit_switch_stmt): ... but here (new function).
8260 (find_case_label_index): New helper function.
8261 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8263 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8265 * fwprop.c: Fix ISO-C99ism.
8267 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8270 * Makefile.in (objdir): Set it here.
8271 * configure.ac: Not here. Find dynamic linker characteristics.
8272 * exec-tool.in: Use them.
8273 * aclocal.m4: Regenerate.
8274 * configure: Regenerate.
8276 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8278 * expr.c (expand_var): Delete it.
8279 * expr.h (expand_var): Delete prototype.
8280 * function.c (expand_function_start): Use expand_decl instead.
8281 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8284 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8286 PR rtl-optimization/35542
8287 * fwprop.c (forward_propagate_and_simplify): Replace
8288 loc_reg_mentioned_in_p with reg_mentioned_p.
8290 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8292 PR rtl-optimization/35281
8293 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8294 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8295 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8296 (varying_mem_p): Move above propagate_rtx.
8297 (all_uses_available_at): Do not check MEMs.
8299 2008-04-02 Rafael Espindola <espindola@google.com>
8301 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8302 (register_edge_assert_for_2): Split the cond argument.
8303 (register_edge_assert_for_1): Adjust for the change in
8304 register_edge_assert_for_2.
8305 (register_edge_assert_for): Split the cond argument.
8306 (find_switch_asserts): Adjust for the change in
8307 register_edge_assert_for.
8309 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8311 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8312 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8313 offsets for 64-bit mingw.
8314 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8315 abi for x86_64-pc-mingw.
8317 2008-04-02 Richard Guenther <rguenther@suse.de>
8319 * tree-vrp.c (extract_range_from_assert): Make sure to not
8320 produce range min/max with TREE_OVERFOW set.
8321 If merging a anti-range and a range keep the anti-range if
8322 the range covers all values of the type.
8323 (register_edge_assert_for_2): Only allow sign-changing
8324 conversions in detecting canonical range checks. Also
8325 register an assert for the unsigned name if useful.
8327 PR tree-optimization/35787
8328 * tree-vrp.c (vrp_val_max): New function.
8329 (vrp_val_min): Likewise.
8330 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8331 (vrp_val_is_min): Likewise.
8332 (supports_overflow_infinity): Use vrp_val_{min,max}.
8333 (negative_overflow_infinity): Likewise.
8334 (positive_overflow_infinity): Likewise.
8335 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8336 (is_positive_overflow_infinity): Likewise.
8337 (is_overflow_infinity): Likewise.
8338 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8339 vrp_val_is_{min,max}.
8340 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8341 to ranges if possible. Avoid empty ranges.
8343 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8346 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8347 the expression is a function address.
8349 2008-04-01 George Helffrich <george@gcc.gnu.org>
8351 PR fortran/35154, fortran/23057
8352 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8353 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8354 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8355 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8357 (dbxout_syms): Check for COMMON-based symbol and wrap in
8358 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8359 in bracket for efficiency.
8361 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8362 using DW_TAG_common_block + member offset.
8363 (add_pubname_string): New function.
8364 (dw_expand_expr): New function to find block name and offset for
8366 (common_check): New function to check whether symbol in Fortran COMMON.
8367 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8369 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8372 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8374 2008-04-02 Ben Elliston <bje@au.ibm.com>
8376 * config/v850/v850.md (casesi): Remove if (0) code.
8377 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8378 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8380 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8382 * config/i386/i386.md (rex64suffix): New mode attribute.
8383 (floathi<mode>2): Disable expander for SSE math.
8384 (*floathi<mode>2_1): New insn insn_and_split pattern.
8385 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8386 corresponding post-reload splitters.
8387 (*floathi<mode>2_i387): New macroized insn pattern.
8388 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8389 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8390 insn_and_split pattern.
8391 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8392 New macroized instruction patterns and corresponding post-reload
8394 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8395 and corresponding post-reload splitters.
8396 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8397 New macroized instruction patterns.
8398 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8399 macroized instruction patterns and corresponding post-reload splitters.
8400 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8401 corresponding post-reload splitters.
8402 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8403 New macroized instruction patterns.
8404 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8405 corresponding post-reload splitters.
8406 (*floatsi<mode>2_i387): New macroized instruction patterns.
8408 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8410 * config/i386/i386.md (smaxmin): New.
8411 (umaxmin): Likewise.
8412 (maxminiprefix): Likewise.
8413 (maxminfprefix): Likewise.
8414 (<code><mode>3): Likewise.
8415 (smin<mode>3): Removed.
8416 (smax<mode>3): Likewise.
8418 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8419 (mmx_<code>v4hi3): Likewise.
8420 (mmx_<code>v8qi3): Likewise.
8421 (mmx_smaxv2sf3): Removed.
8422 (mmx_sminv2sf3): Likewise.
8423 (mmx_umaxv8qi3): Likewise.
8424 (mmx_smaxv4hi3): Likewise.
8425 (mmx_uminv8qi3): Likewise.
8426 (mmx_sminv4hi3): Likewise.
8428 * config/i386/sse.md (<addsub><mode>3): New.
8429 (*<addsub><mode>3): Likewise.
8430 (<sse>_vm<addsub><mode>3): Likewise.
8431 (<maxmin><mode>3): Likewise.
8432 (*<maxmin><mode>3_finite): Likewise.
8433 (*<maxmin><mode>3): Likewise.
8434 (<sse>_vm<maxmin><mode>3): Likewise.
8435 (sse3_h<addsub>v4sf3): Likewise.
8436 (sse3_h<addsub>v2df3): Likewise.
8437 (<maxmin>v16qi3): Likewise.
8438 (*<maxmin>v16qi3): Likewise.
8439 (<maxmin>v8hi3): Likewise.
8440 (*<maxmin>v8hi3): Likewise.
8441 (*sse4_1_<maxmin><mode>3): Likewise.
8442 (*sse4_1_<maxmin><mode>3): Likewise.
8443 (add<mode>3): Removed.
8444 (*add<mode>3): Likewise.
8445 (<sse>_vmadd<mode>3): Likewise.
8446 (sub<mode>3): Likewise.
8447 (*sub<mode>3): Likewise.
8448 (<sse>_vmsub<mode>3): Likewise.
8449 (smin<mode>3): Likewise.
8450 (*smin<mode>3_finite): Likewise.
8451 (*smin<mode>3): Likewise.
8452 (<sse>_vmsmin<mode>3): Likewise.
8453 (smax<mode>3): Likewise.
8454 (*smax<mode>3_finite): Likewise.
8455 (*smax<mode>3): Likewise.
8456 (<sse>_vmsmax<mode>3): Likewise.
8457 (sse3_haddv4sf3): Likewise.
8458 (sse3_haddv2df3): Likewise.
8459 (sse3_hsubv4sf3): Likewise.
8460 (sse3_hsubv2df3): Likewise.
8461 (umaxv16qi3): Likewise.
8462 (*umaxv16qi3): Likewise.
8463 (smaxv8hi3): Likewise.
8464 (*smaxv8hi3): Likewise.
8465 (*sse4_1_smax<mode>3): Likewise.
8466 (*sse4_1_umax<mode>3): Likewise.
8467 (uminv16qi3): Likewise.
8468 (*uminv16qi3): Likewise.
8469 (sminv8hi3): Likewise.
8470 (*sminv8hi3): Likewise.
8471 (*sse4_1_smin<mode>3): Likewise.
8472 (*sse4_1_umin<mode>3): Likewise.
8474 2008-04-01 Rafael Espindola <espindola@google.com>
8476 * tree-cfg.c (verify_expr): remove in_phi.
8477 (verify_stmt): Don't call walk_tree with verify_expr. Use
8478 is_gimple_min_invariant instead of is_gimple_val.
8480 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8482 * doc/include/gpl_v3.texi: Update for manpage generation.
8483 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8485 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8486 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8487 gpl_v3.texi instead of gpl.texi.
8490 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8493 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8495 2008-04-01 Rafael Espindola <espindola@google.com>
8497 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8498 (extract_code_and_val_from_cond): Use
8499 extract_code_and_val_from_cond_with_ops.
8501 2008-04-01 Jan Hubicka <jh@suse.cz>
8503 * function.c (free_after_compilation): Free epilogue_delay_list.
8504 (prepare_function_start): Assert that previous compilation was freed.
8506 2008-04-01 Jan Hubicka <jh@suse.cz>
8507 Jim Wilson <wilson@tuliptree.org>
8508 Andreas Tobler <andreast@gcc.gnu.org>
8511 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8512 rtl.emit instead cfun->emit.
8513 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8514 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8516 2008-04-01 Ben Elliston <bje@au.ibm.com>
8518 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8520 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8522 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8524 (fprofile-use): Add var flag_profile_use
8525 * coverage.c (coverage_begin_output): Do not open a gcno file for
8526 output only if -ftest-coverage is set.
8527 Do not add getpwd() to gcda file path.
8528 (build_gcov_info): Check the new flag
8529 flag_profile_datafile_relative_path.
8530 (coverage_init): Use profile_data_prefix.
8531 Read profile counter only if flag_profile_use is set.
8532 * opts.c (common_handle_option): New option fprofile-use=,
8533 fprofile-dir=, fprofile-generate=.
8534 * toplev.c (profile_data_prefix): New variable definition.
8535 * toplev.h (profile_data_prefix): New declaration.
8536 * doc/invoke.tex (Option Summary, Optimization Options):
8539 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8541 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8542 use tmp consistently.
8545 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8546 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8547 UNSPEC_FR_RECIP_APPROX_RES.
8548 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8550 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8553 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8555 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8558 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8559 element of the vector via a pointer.
8561 2008-03-31 Ian Lance Taylor <iant@google.com>
8563 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8565 2008-03-31 Jan Hubicka <jh@suse.cz>
8567 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8568 get_arg_pointer_save_area.
8569 * expr.c (init_expr): Just clear out rtl.expr.
8570 * function.c (free_after_compilation): Clear out whole RTL structure.
8571 (get_func_frame_size): Merge into ...
8572 (get_frame_size): ... this one.
8573 (assign_stack_local_1): Merge into ...
8574 (assign_stack_local): ... this one.
8575 (expand_function_end): Update call of get_arg_pointer_save_area.
8576 (get_art_pointer_save_area): Remove cfun argument.
8577 * function.h (emit_status): regno_pointer_align does not need length
8578 attribute. Move x_regno_reg_rtx to ...
8579 (regno_reg_rtx): ... new global array.
8580 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8581 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8582 apply_args_value, forced_labels, stack_pointer_delta):
8584 (struct varasm_status): Move here from varasm.c
8585 (struct rtl_data): New. Move here some fields from struct function.
8586 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8587 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8588 used_temp_slots avail_temp_slots, temp_slot_level,
8589 nonlocal_goto_handler_labels): Update accesstors.
8590 (rtl): New global variable.
8591 (struct function): Move some fileds to rtl_data.
8592 (get_arg_pointer_save_area): Update prototype.
8593 * emit-rtl.c (rtl): Declare.
8594 (regno_reg_rtx): Declare.
8595 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8597 (gen_reg_rtx): Update.
8598 (init_virtual_regs): Do not tate emit_status argument.
8599 (init_emit): Do not allocate emit.
8600 * varasm.c (varasm_statuc): Move to function.h.
8601 (n_deferred_constatns): Update accestor.
8602 (init_varasm_status): Do not allocate varasm_status.
8603 (force_const_mem, get_pool_size, output_constant_pool): Update.
8604 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8605 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8607 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8609 PR rtl-optimization/35729
8610 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8613 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8616 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8617 load/store if memory is unaligned.
8618 (*movti_rex64): Likewise.
8620 * config/i386/predicates.md (misaligned_operand): New.
8622 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8625 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8628 2008-03-31 Jan Beulich <jbeulich@novell.com>
8630 * config/ia64/constraints.md: Add 'j' constraint.
8631 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8632 (movdi_internal): Likewise.
8634 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8637 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8639 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8642 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8643 proper error message for the third argument on blendpd and
8646 * config/i386/sse.md (blendbits): New.
8647 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8649 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8651 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8653 2008-03-30 Richard Guenther <rguenther@suse.de>
8656 * fold-const.c (fold_sign_changed_comparison): Do leave
8657 conversions to base-types alone.
8659 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8661 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8662 the link register if one altivec register is be saved.
8664 2008-03-30 Ben Elliston <bje@au.ibm.com>
8666 * final.c (final_scan_insn): Remove if (0) code.
8668 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8670 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8672 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8674 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8675 of V4SFmode to ix86_binary_operator_ok.
8677 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8679 * config/i386/i386.c (override_options): Initialize
8680 ix86_veclib_handler to ix86_veclibabi_svml when
8681 -mveclibabi=svml is used.
8682 (ix86_veclibabi_svml): New function for SVML ABI style
8683 vectorization support.
8684 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8686 2008-03-28 Rafael Espindola <espindola@google.com>
8688 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8689 (tree_binary_nonnegative_warnv_p): Make it public.
8690 (tree_single_nonnegative_warnv_p): Make it public.
8691 (tree_invalid_nonnegative_warnv_p): Make it public.
8692 (tree_unary_nonzero_warnv_p): Make it public.
8693 (tree_binary_nonzero_warnv_p): Make it public
8694 (tree_single_nonzero_warnv_p): Make it public.
8695 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8696 (extract_range_from_binary_expr): Split the expr argument.
8697 (extract_range_from_unary_expr): Split the expr argument.
8698 (extract_range_from_comparison): Split the expr argument.
8699 (extract_range_from_expr): Use the new aux functions.
8700 (vrp_evaluate_conditional_warnv): Use
8701 vrp_evaluate_conditional_warnv_with_ops.
8702 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8703 (tree_binary_nonzero_warnv_p): Declare.
8704 (tree_single_nonzero_warnv_p): Declare.
8705 (tree_expr_nonzero_warnv_p): Declare.
8706 (tree_unary_nonnegative_warnv_p): Declare.
8707 (tree_binary_nonnegative_warnv_p): Declare.
8708 (tree_single_nonnegative_warnv_p): Declare.
8709 (tree_invalid_nonnegative_warnv_p): Declare.
8711 2008-03-28 Richard Guenther <rguenther@suse.de>
8713 PR tree-optimization/30317
8714 PR tree-optimization/30911
8715 PR tree-optimization/34793
8716 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8717 (struct assert_locus_d): New member EXPR.
8718 (register_new_assert_for): Add EXPR parameter to support
8719 ASSERT_EXPR <name, expr OP limit>.
8720 (register_edge_assert_for_1): Adjust callers.
8721 (find_assert_locations): Likewise.
8722 (process_assert_insertions_for): Build condition from expression.
8723 (extract_range_from_assert): Handle ASSERT_EXPRs
8724 of the form ASSERT_EXPR <name, expr OP limit>.
8725 (register_edge_assert_for_2): New helper registering
8726 asserts for comparisons. Recognize range tests of the form
8727 (unsigned)i - CST1 OP CST2.
8728 (register_edge_assert_for_1): Use it.
8729 (register_edge_assert_for): Likewise.
8730 (needs_overflow_infinity): Integer sub-types
8731 do not need overflow infinities.
8732 (vrp_val_is_max): The extreme values of integer sub-types
8733 are those of the base type.
8734 (vrp_val_is_min): Likewise.
8735 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8738 2008-03-28 Nick Clifton <nickc@redhat.com>
8741 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8742 Return GENERAL_REGS for stack adjustment reloads.
8744 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8747 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8748 const_vector when all the vectors are constant.
8750 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8752 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8754 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8755 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8757 (s<code>_sf): Use new scc_sf attribute for opcode names.
8759 2008-03-27 Tom Tromey <tromey@redhat.com>
8761 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8762 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8763 config/spu/t-spu-elf, config/i386/t-interix,
8764 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8765 config/i386/x-darwin, config/i386/x-mingw32,
8766 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8767 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8768 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8769 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8770 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8771 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8772 config/score/t-score-elf, config/arm/t-strongarm-pe,
8773 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8774 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8775 Revert automatic dependency patch.
8777 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8780 * config/i386/i386.c (ix86_function_arg_boundary): Align
8781 decimal floating point to its natural boundary.
8783 2008-03-27 Richard Guenther <rguenther@suse.de>
8786 * fold-const.c (fold_comparison): Restrict distinct decl
8787 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8788 solely rely on operand_equal_p.
8790 2008-03-27 Richard Guenther <rguenther@suse.de>
8793 * c-common.c (handle_weak_attribute): Reject combination of
8796 2008-03-27 Richard Guenther <rguenther@suse.de>
8798 PR tree-optimization/32810
8799 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8800 conversions from DECL_INITIAL.
8801 (fold_const_aggregate_ref): Likewise from constructor elements.
8803 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8805 * tree-affine.h (aff_combination_expand): Declare.
8806 (get_inner_reference_aff): Likewise.
8807 * tree-affine.c (aff_combination_expand): Split out from
8808 tree_to_aff_combination_expand.
8809 (get_inner_reference_aff): New function.
8810 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8811 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8812 (struct lim_aux_data): sm_done field removed.
8813 (mem_ref_loc_p, mem_ref_locs_p): New types.
8814 (struct mem_ref): Added id, stored, accesses_in_loop,
8815 indep_loop, dep_loop, indep_ref, dep_ref fields.
8816 Removed is_stored, locs and next fields.
8817 (memory_accesses): New variable.
8818 (movement_possibility): Do not allow moving statements
8819 that store to memory.
8820 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8822 (determine_max_movement): For statements with memory references,
8823 find the outermost loop in that the reference is independent.
8824 (move_computations_stmt): Mark the virtual operands for renaming.
8825 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8826 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8827 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8828 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8829 create_vop_ref_mapping, analyze_memory_references,
8830 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8831 get_all_locs_in_loop, ref_always_accessed_p,
8832 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8833 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8834 store_motion_loop, store_motion): New functions.
8835 (struct vop_to_refs_elt): New type.
8836 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8837 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8838 (schedule_sm): Replaced by...
8839 (execute_sm): ... this.
8840 (determine_lsm_ref, hoist_memory_references,
8841 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8842 find_more_ref_vops, free_mem_ref, free_mem_refs,
8843 determine_lsm_loop, determine_lsm): Removed.
8844 (tree_ssa_lim_finalize): Free data structures used by store motion.
8845 (tree_ssa_lim): Call analyze_memory_references. Use
8846 store_motion instead of determine_lsm.
8848 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8850 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8851 rename tmake_file to m68hc11/t-m68hc11.
8852 (mcore): Set inhibit_libc to true.
8853 * config.host (alpha*-dec-*vms*): Set extra_programs.
8854 (interix3*): Don't use host_xmake_file.
8855 * configure.ac: Let config.gcc override inhibit_libc.
8856 * configure: Regenerate.
8858 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8859 * config/t-openbsd-thread: Remove commented out lines.
8861 * config/x-interix: Remove.
8863 * config/m68hc11/t-m68hc11-gas: Rename to...
8864 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8866 * config/mcore/t-mcore: Remove T_CFLAGS.
8867 * config/mcore/t-mcore-pe: Likewise.
8869 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8871 * configure.ac: Replace custom __GNU_SOURCE test with
8872 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8873 * aclocal.m4: Regenerate.
8874 * configure: Regenerate.
8875 * config.in: Regenerate.
8877 2008-03-27 Richard Guenther <rguenther@suse.de>
8879 * fold-const.c (target.h): Include.
8880 (fold_comparison): Fold comparison of addresses of decls
8881 that bind locally or of constants. Consolidate address folding code.
8882 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8883 results from fold_binary_to_constant.
8884 (compare_values_warnv): Likewise.
8886 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8889 * fold-const.c (fold_truthop): Check for integeral types when folding
8890 a == 0 && b == 0 and a != 0 || b != 0 .
8892 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8894 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8896 2008-03-26 Andreas Schwab <schwab@suse.de>
8898 * doc/invoke.texi: Fix use of @item vs. @itemx.
8900 2008-03-26 Tom Tromey <tromey@redhat.com>
8902 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8903 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8904 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8905 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8906 build/genconstants.o, build/genemit.o, build/genextract.o,
8907 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8908 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8911 2008-03-26 Richard Guenther <rguenther@suse.de>
8914 2008-03-26 Richard Guenther <rguenther@suse.de>
8916 * fold-const.c (target.h): Include.
8917 (fold_comparison): Fold comparison of addresses of two decls
8918 that bind locally. Consolidate address folding code.
8920 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8922 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8923 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8924 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8925 dconstsqrt2, dconstthird, dconste and/or dconst10.
8926 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8927 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8928 dconstsqrt2, dconste): Delete.
8929 (init_emit_once): Likewise. Simplify initializing dconstm1.
8931 * real.c (get_real_const): New.
8932 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8933 dconstsqrt2, dconste): Delete.
8934 (real_value_const, get_real_const): New.
8936 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8938 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8940 * config/i386/i386.c (ix86_function_arg_boundary): Check
8941 BIGGEST_ALIGNMENT instead of 128.
8942 (setup_incoming_varargs_64): Likewise.
8944 2008-03-26 Tom Tromey <tromey@redhat.com>
8946 * Makefile.in (DEPFILES): Add missing '/'.
8948 2008-03-26 Richard Guenther <rguenther@suse.de>
8950 * fold-const.c (target.h): Include.
8951 (fold_comparison): Fold comparison of addresses of two decls
8952 that bind locally. Consolidate address folding code.
8954 2008-03-26 Nick Clifton <nickc@redhat.com>
8957 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8958 not allow INT+INT as a legitimate addressing mode.
8960 2008-03-26 Richard Guenther <rguenther@suse.de>
8962 * tree-flow.h (widen_bitfield): Remove declaration.
8963 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8964 (widen_bitfield): Remove function.
8965 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8968 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8971 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8974 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8976 PR rtl-optimization/35232
8977 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8978 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8979 reg_reloaded_call_part_clobbered here.
8980 (reload_regs_reach_end_p): New function.
8981 (reload_reg_rtx_for_input): New variable.
8982 (reload_reg_rtx_for_output): Likewise.
8983 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8984 when reassigning a pseudo register. Load reloadreg from
8985 reload_reg_rtx_for_input, moving the mode and register
8987 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8988 instead of the original when deciding whether an input reload
8989 would be a no-op or whether an output reload can be deleted.
8990 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8991 when setting up new_spill_reg_store. Load it from
8992 reload_reg_rtx_for_output, moving the mode and register
8994 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8995 instead of the original when deciding whether an output reload
8996 would be a no-op. Do the same when modifying insn notes.
8997 Use rtx_equal_p instead of == to compare the registers.
8998 (inherit_piecemeal_p): Take a mode and two register numbers
9000 (emit_reload_insns): Clear new_spill_reg_store for every hard
9001 register in the reload register. Remove spill registers
9002 from reg_reloaded_valid before considering whether to record
9003 inheritance information for them. Use reload_reg_rtx_for_output
9004 instead of reg_rtx when recording output reloads. Use
9005 reload_reg_rtx_for_input instead of reg_rtx when recording
9006 input reloads. Set or clear reg_reloaded_call_part_clobbered
9007 at the same time as setting reg_reloaded_valid.
9008 (delete_output_reload): Add a new_reload_reg parameter and use it
9009 instead of rld[j].reg_rtx.
9010 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9013 2008-03-25 Tom Tromey <tromey@redhat.com>
9015 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9016 (build/genattr.o): Likewise.
9017 (build/genattrtab.o): Likewise.
9018 (build/gencodes.o): Likewise.
9019 (build/genconfig.o): Likewise.
9020 (build/genconstants.o): Likewise.
9021 (build/genemit.o): Likewise.
9022 (build/genextract.o): Likewise.
9023 (build/genflags.o): Likewise.
9025 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9027 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9028 instead of size_int for integer types.
9029 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9030 to match type of MINUS_EXPR.
9032 2008-03-25 Tom Tromey <tromey@redhat.com>
9034 * configure: Rebuilt.
9035 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9038 2008-03-25 Tom Tromey <tromey@redhat.com>
9040 * config/x-solaris (host-solaris.o): Update.
9041 * config/x-linux (host-linux.o): Update.
9042 * config/x-hpux (host-hpux.o): Update.
9043 * config/x-darwin (host-darwin.o): Update.
9044 * config/v850/t-v850e (v850-c.o): Update.
9045 * config/v850/t-v850 (v850-c.o): Update.
9046 * config/t-vxworks (vxworks.o): Update.
9047 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9048 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9049 * config/spu/t-spu-elf (spu-c.o): Update.
9051 * config/sh/t-symbian (sh-c.o): Update.
9052 (symbian.o): Update.
9053 * config/sh/t-sh (sh-c.o): Update.
9054 * config/score/t-score-elf (score7.o, score3.o): Update.
9055 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9056 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9057 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9058 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9060 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9061 * config/m32c/t-m32c (m32c-pragma.o): Update.
9062 * config/ia64/t-ia64 (ia64-c.o): Update.
9063 * config/i386/x-mingw32 (host-mingw32.o): Update.
9064 * config/i386/x-i386 (driver-i386.o): Update.
9065 * config/i386/x-darwin (host-i386-darwin.o): Update.
9066 * config/i386/x-cygwin (host-cygwin.o): Update.
9067 * config/i386/t-nwld (nwld.o): Update.
9068 * config/i386/t-netware (netware.o): Update.
9069 * config/i386/t-interix (winnt.o): Update.
9070 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9071 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9072 msformat-c.o): Update.
9073 * config/bfin/t-bfin-linux (generated_files): Add
9074 linux-sysroot-suffix.h.
9075 * config/arm/t-wince-pe (pe.o): Update.
9076 * config/arm/t-strongarm-pe (pe.o): Update.
9077 * config/arm/t-pe (pe.o): Update.
9078 * config/arm/t-arm (arm-c.o): Update.
9079 * doc/install.texi (Prerequisites): Require make 3.80.
9080 * Makefile.in: Remove .o targets.
9081 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9082 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9083 (simple_generated_h, simple_generated_c): Move earlier.
9084 (generated_files): New variable.
9085 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9086 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9087 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9088 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9089 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9090 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9091 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9092 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9093 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9094 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9095 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9096 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9098 (COMPILE.base, COMPILE): New variables.
9099 (%.o): New pattern rule.
9100 (ALL_HOST_OBJS): New variable.
9101 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9102 (dummy-checksum.o, cc1-checksum.o): Remove.
9103 (DRIVER_SHLIB): New variable.
9104 (DRIVER_DEFINES): Use it.
9105 (gencondmd.c): Move out of build/.
9106 (s-conditions): Update.
9107 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9108 (ALL_BUILD_OBJS): Likewise.
9109 (build/%.o): Use BUILDCOMPILE.
9110 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9111 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9112 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9113 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9114 build/genconfig.o, build/genconstants.o, build/genemit.o,
9115 build/genextract.o, build/genflags.o, build/genmddeps.o,
9116 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9117 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9118 build/gen-protos.o, build/scan.o, build/fix-header.o,
9119 build/scan-decls.o): Simplify.
9120 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9121 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9122 prefix.o, toplev.o): Reduce to variable setting.
9123 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9124 ($(out_object_file), gcc-options.o): New targets.
9125 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9126 * configure: Rebuilt.
9127 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9128 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9130 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9132 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9133 complain when we hit an error, return ERROR_MARK_NODE.
9135 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9137 * config/sh/constraints.md (Pso, Psz): New constraints.
9138 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9139 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9141 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9143 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9144 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9146 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9148 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9149 (prefetch_sh2a): New.
9151 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9152 Naveen.H.S <naveen.hs@kpitcummins.com>
9154 * config/sh/constraints.md (I28): New constraint.
9155 * config/sh/sh.c (broken_move): Add support for movi20s.
9156 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9158 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9159 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9160 Naveen.H.S <naveen.hs@kpitcummins.com>
9162 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9163 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9164 (print_operand): Handle resbank in %@ operand code.
9165 (sh_encode_section_info): New.
9166 (push_regs): Add conditions for resbank.
9167 (sh_expand_epilogue): Likewise.
9168 (sh_insert_attributes): Likewise.
9169 (sh_attribute_table): Likewise.
9170 (sh_handle_resbank_handler_attribute): New.
9171 (sh2a_handle_function_vector_handler_attribute): New.
9172 (sh2a_is_function_vector_call): New.
9173 (sh2a_get_function_vector_number): New.
9174 (sh2a_function_vector_p): New.
9175 (sh_cfun_resbank_handler_p): New.
9176 * config/sh/sh.md (calli): Emit jsr/n if possible.
9177 (calli_tbr_rel): New.
9178 (calli_pcrel): Emit jsr/n if possible.
9179 (return_i): Emit rts/n if possible.
9180 (call_valuei_tbr_rel): New.
9181 (call_valuei_pcrel): Add condition for SH2A target.
9182 (call_value): Likewise.
9183 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9184 (sh2a_get_function_vector_number): Likewise.
9185 (sh2a_is_function_vector_call): Likewise.
9186 * doc/extend.texi: Document TBR relative addressing of SH2A.
9187 (resbank): Add description for SH2A.
9189 2008-03-24 Richard Guenther <rguenther@suse.de>
9192 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9193 pointer assignments change conversions according to middle-end rules.
9194 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9195 * configure.ac: Include type checking in yes.
9196 * configure: Regenerate.
9198 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9200 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9201 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9203 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9205 * gthr-vxworks.h (UNUSED): Define.
9207 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9209 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9211 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9213 * doc/extend.texi (Function Attributes): Add missing comma in the
9214 example of the "alloc_size" attribute.
9216 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9219 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9221 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9224 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9227 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9228 of the underlying type of a MS bitfield layout to the natural
9229 alignment of the type.
9231 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9234 to their natural alignment to avoid store forwarding stalls.
9236 2008-03-22 Richard Guenther <rguenther@suse.de>
9238 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9239 For PHI nodes verify the address is invariant.
9240 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9241 (get_symbol_constant_value): Use is_gimple_min_invariant.
9242 (maybe_fold_stmt_indirect): Likewise.
9244 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9246 PR rtl-optimization/33927
9247 * Makefile.in (dse.o): Depend on $(TM_P_H).
9248 * expr.h (extract_low_bits): Declare.
9249 * expmed.c (extract_low_bits): New function.
9250 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9251 * dse.c: Include tm_p.h.
9252 (find_shift_sequence): Remove the read_reg argument and return the
9253 read value. Emit the instructions instead of returning them.
9254 Iterate on new_mode rather than calculating it each time.
9255 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9256 source to NEW_MODE and extract_low_bits to convert the shifted
9258 (replace_read): Allow the load and store to have different mode
9259 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9260 or extraction instructions before trying the replacement. Update
9261 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9263 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9265 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9266 to their natural alignment to avoid store forwarding stalls.
9268 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9271 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9272 encouraging but not allowing gprs for input;
9273 change the input constraint to !f#r.
9274 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9276 change the output constraint to !f#r.
9278 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9281 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9282 corresponding post-reload splitters.
9283 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9284 when x87 FP math is selected.
9285 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9286 New function prototype.
9287 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9288 unreachable function to ease macroization of insn patterns.
9290 2008-03-21 Martin Jambor <mjambor@suse.cz>
9292 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9293 reference dumps if ddr is NULL or dependence is unknown.
9295 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9297 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9298 unsigned extension into account.
9299 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9300 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9301 Do computations on a scratch register.
9303 2008-03-21 Richard Guenther <rguenther@suse.de>
9305 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9306 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9307 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9308 * tree-ssa-dom.c (record_equality): Likewise.
9309 * tree-inline.c (copy_body_r): Likewise.
9310 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9313 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9315 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9316 as 'delete_unused' argument.
9318 2008-03-20 Richard Guenther <rguenther@suse.de>
9320 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9321 special casing of constant qualifiers.
9322 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9323 care about them in general.
9324 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9325 regardless of their type.
9326 (fold_stmt_r): Forcefully fold *& if we end up with that.
9328 2008-03-20 Paul Brook <paul@codesourcery.com>
9330 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9331 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9333 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9335 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9336 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9338 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9340 * common.opt (Wmudflap): New option.
9341 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9342 (mx_register_decls): Likewise.
9343 (mudflap_finish_file): Likewise.
9344 * doc/invoke.texi: Document -Wno-mudflap.
9346 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9348 * c-format.c (replace_format_name_to_system_name): New.
9350 (convert_format_name_to_system_name): New.
9351 (decode_format_attr): Add use of convert_format_name_to_system_name.
9352 (format_types_orig): Add gnu_ prefix to names.
9353 (check_format_info_main): Special treating of \0 escaped names for
9354 supporting multi-character format specifiers as I32, I64.
9355 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9356 (gnu_target_overrides_format_attributes): New.
9357 * c-format.h: Add structure target_ovr_attr to hold
9358 system specific formatter names.
9359 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9360 msformat-c.o file to c_target_objs and cxx_target_objs.
9361 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9362 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9363 (TARGET_N_FORMAT_TYPES): New.
9364 * config/i386/msformat-c.c: New.
9365 * config/i386/t-cygming: Add build rule for msformat-c.o.
9366 * doc/extend.texi: Add new format names gnu_* and ms_* and
9368 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9370 2008-03-20 Ira Rosen <irar@il.ibm.com>
9372 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9373 optimizations turned on under -O3.
9374 (ftree-vectorize): Add that the flag is turned on with -O3.
9376 2008-03-20 Ben Elliston <bje@au.ibm.com>
9378 * regmove.c (try_auto_increment): Fix spelling error in comment.
9379 * final.c (final_scan_insn): Likewise.
9381 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9384 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9385 allocator preferences for "y" and "r" class registers.
9386 ("*mov<mode>_internal"): Ditto.
9387 ("*movv2sf_internal_rex64"): Ditto.
9388 ("*movv2sf_internal"): Ditto.
9390 2008-03-19 Michael Matz <matz@suse.de>
9393 * calls.c (expand_call): Check overlap of arguments with call
9394 address for sibcalls.
9396 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9399 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9400 of the underlying type of a MS bitfield layout to the natural
9401 alignment of the type.
9403 2008-03-19 Jan Hubicka <jh@suse.cz>
9406 * toplev.c (decode_d_option): Handle all CPP flags.
9407 * tree-vrp.c: Update tree_pass descriptors.
9408 * regrename.c: Update tree_pass descriptors.
9409 * fwprop.c: Update tree_pass descriptors.
9410 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9411 * tree-into-ssa.c: Update tree_pass descriptors.
9412 * tree-dump.c: Update tree_pass descriptors.
9413 * tree-complex.c: Update tree_pass descriptors.
9414 * tree-dump.h: Update tree_pass descriptors.
9415 * see.c: Update tree_pass descriptors.
9416 * cgraphbuild.c: Update tree_pass descriptors.
9417 * tracer.c: Update tree_pass descriptors.
9418 * tree-loop-distribution.c: Update tree_pass descriptors.
9419 * cgraph.c: Update tree_pass descriptors.
9420 * postreload-gcse.c: Update tree_pass descriptors.
9421 * postreload.c: Update tree_pass descriptors.
9422 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9423 * tree-tailcall.c: Update tree_pass descriptors.
9424 * tree-pass.h (tree_opt_pass): Rename to ...
9425 (opt_pass) ... this one; add "type" field and remove letter field.
9426 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9427 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9428 all_lowering_passes): Update declaration.
9429 * ipa-cp.c: Update tree_pass descriptors.
9430 * final.c: Update tree_pass descriptors.
9431 * omp-low.c: Update tree_pass descriptors.
9432 * tree-ssa-dse.c: Update tree_pass descriptors.
9433 * ipa-reference.c: Update tree_pass descriptors.
9434 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9435 * auto-inc-dec.c: Update tree_pass descriptors.
9436 * reorg.c: Update tree_pass descriptors.
9437 * cgraphunit.c: Update tree_pass descriptors.
9438 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9439 * tree-ssa-ccp.c: Update tree_pass descriptors.
9440 * df-core.c: Update tree_pass descriptors.
9441 * mode-switching.c: Update tree_pass descriptors.
9442 * tree-nomudflap.c: Update tree_pass descriptors.
9443 * modulo-sched.c: Update tree_pass descriptors.
9444 * ipa-pure-const.c: Update tree_pass descriptors.
9445 * cse.c: Update tree_pass descriptors.
9446 * web.c: Update tree_pass descriptors.
9447 * tree-stdarg.c: Update tree_pass descriptors.
9448 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9449 * tree-ssa-dom.c: Update tree_pass descriptors.
9450 * tree-nrv.c: Update tree_pass descriptors.
9451 * tree-ssa-alias.c: Update tree_pass descriptors.
9452 * loop-init.c: Update tree_pass descriptors.
9453 * gimple-low.c: Update tree_pass descriptors.
9454 * ipa-inline.c: Update tree_pass descriptors.
9455 * tree-ssa-sink.c: Update tree_pass descriptors.
9456 * global.c: Update tree_pass descriptors.
9457 * ifcvt.c: Update tree_pass descriptors.
9458 * jump.c: Update tree_pass descriptors.
9459 * predict.c: Update tree_pass descriptors.
9460 * tree-ssa-loop.c: Update tree_pass descriptors.
9461 * recog.c: Update tree_pass descriptors.
9462 * dse.c: Update tree_pass descriptors.
9463 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9464 * tree-eh.c: Update tree_pass descriptors.
9465 * regmove.c: Update tree_pass descriptors.
9467 * function.c: Update tree_pass descriptors.
9468 * tree-vectorizer.c: Update tree_pass descriptors.
9469 * gcse.c: Update tree_pass descriptors.
9470 * ipa-type-escape.c: Update tree_pass descriptors.
9471 * tree-if-conv.c: Update tree_pass descriptors.
9472 * init-regs.c: Update tree_pass descriptors.
9473 * ipa.c: Update tree_pass descriptors.
9474 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9475 * rtl-factoring.c: Update tree_pass descriptors.
9476 * lower-subreg.c: Update tree_pass descriptors.
9477 * bt-load.c: Update tree_pass descriptors.
9478 * tree-dfa.c: Update tree_pass descriptors.
9479 * except.c: Update tree_pass descriptors.
9480 * emit-rtl.c: Update tree_pass descriptors.
9481 * cfgexpand.c: Update tree_pass descriptors.
9482 * tree-cfgcleanup.c: Update tree_pass descriptors.
9483 * cfgcleanup.c: Update tree_pass descriptors.
9484 * tree-ssa-pre.c: Update tree_pass descriptors.
9485 * tree-sra.c: Update tree_pass descriptors.
9486 * tree-mudflap.c: Update tree_pass descriptors.
9487 * tree-ssa-copy.c: Update tree_pass descriptors.
9488 * cfglayout.c: Update tree_pass descriptors.
9489 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9490 * tree-ssa-dce.c: Update tree_pass descriptors.
9491 * tree-ssa.c: Update tree_pass descriptors.
9492 * regclass.c: Update tree_pass descriptors.
9493 * integrate.c: Update tree_pass descriptors.
9494 * tree-optimize.c: Update tree_pass descriptors.
9495 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9496 * tree-object-size.c: Update tree_pass descriptors.
9497 * combine.c: Update tree_pass descriptors.
9498 * tree-outof-ssa.c: Update tree_pass descriptors.
9499 * bb-reorder.c: Update tree_pass descriptors.
9500 * stack-ptr-mod.c: Update tree_pass descriptors.
9501 * var-tracking.c: Update tree_pass descriptors.
9502 * tree-profile.c: Update tree_pass descriptors.
9503 * tree-vect-generic.c: Update tree_pass descriptors.
9504 * reg-stack.c: Update tree_pass descriptors.
9505 * sched-rgn.c: Update tree_pass descriptors.
9506 * tree-ssa-structalias.c: Update tree_pass descriptors.
9507 * tree-cfg.c: Update tree_pass descriptors.
9508 * passes.c (current_pass): Update declaration.
9509 (finish_optimization_passes): Update.
9510 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9511 (register_one_dump_file, register_dump_files_1, next_pass_1):
9513 (init_optimization_passes): Update handling of new types.
9514 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9515 * ipa-struct-reorg.c: Update tree_pass descriptors.
9516 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9517 * combine-stack-adj.c: Update tree_pass descriptors.
9518 * cfgrtl.c: Update tree_pass descriptors.
9519 * dce.c: Update tree_pass descriptors.
9520 * tree-ssanames.c: Update tree_pass descriptors.
9522 2008-03-19 Richard Guenther <rguenther@suse.de>
9525 * tree-ssa.c (walk_data): New structure.
9526 (warn_uninitialized_var): If not always_executed warn with "maybe"
9528 (execute_early_warn_uninitialized): Compute post-dominators.
9529 Initialize always_executed before processing each basic block.
9531 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9534 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9535 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9537 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9539 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9541 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9543 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9545 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9546 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9547 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9548 target after ignore has been set, and move there also the commputation
9549 of subtarget and original_target.
9550 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9551 (LANG_HOOKS_INITIALIZER): Remove it.
9552 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9554 2008-03-18 Richard Guenther <rguenther@suse.de>
9556 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9557 found an expression with constants, note that in the VN for the lhs.
9558 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9559 fold them to constants if possible. Run cleanup_cfg if done so.
9560 (execute_pre): Return todo.
9562 (execute_fre): Likewise.
9563 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9565 (get_prop_source_stmt): Look through pointer conversions.
9567 2008-03-18 Jan Hubicka <jh@suse.cz>
9569 * tree-pretty-print.c: Include predict.h.
9570 (dump_generic_node): Dump predictor.
9571 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9572 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9573 * gimple-low.c (lower_stmt): Likewise.
9574 * expr.c (expand_expr_real): Likewise.
9575 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9577 (build_predict_expr, build_predict_expr): New.
9578 * predict.h (predictor_name, build_predict_expr): Update.
9579 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9580 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9581 * predict.def (PRED_CONTINUE): Update hitrate.
9582 * tree.def (PREDICT_EXPR): Define.
9583 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9584 do not handle BIND_EXPR.
9585 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9586 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9587 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9590 2008-03-18 Michael Matz <matz@suse.de>
9592 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9594 2008-03-18 Richard Guenther <rguenther@suse.de>
9596 * tree-gimple.h (is_gimple_invariant_address): Declare.
9597 (is_gimple_constant): Likewise.
9598 * tree-gimple.c (is_gimple_constant): New function.
9599 (is_gimple_invariant_address): Likewise.
9600 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9601 and is_gimple_invariant_address.
9602 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9604 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9605 an addressable base.
9607 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9610 * gimplify.c (gimplify_expr): Gimplify second operand of
9613 2008-03-17 Richard Guenther <rguenther@suse.de>
9615 PR tree-optimization/19637
9616 * fold-const.c (fold_unary): Remove restrictions of removing
9617 intermediate pointer-conversions (P2)(P1)P0.
9618 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9619 conversion to void pointer.
9620 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9622 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9625 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9626 emulated thread local variables.
9628 2008-03-16 Richard Guenther <rguenther@suse.de>
9631 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9632 expand TREE_INVARIANT operations that are not gimple invariant.
9634 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9636 * doc/extend.texi (Alignment): Say that the ABI controls
9637 the __alignof__ for non-strict-alignment targets rather
9638 than being a recommendation.
9640 2008-03-15 Paul Brook <paul@codesourcery.com>
9642 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9644 (arm_output_fn_unwind): Mark functions that can not be unwound.
9646 2008-03-15 Paul Brook <paul@codesourcery.com>
9648 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9649 extension instructions.
9651 2008-03-15 Richard Guenther <rguenther@suse.de>
9653 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9654 and fold constant aggregate refs.
9655 (fold_const_aggregate_ref): Handle string constants
9656 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9657 (evaluate_stmt): Simplify now that ccp_fold folds constant
9660 2008-03-15 Paul Brook <paul@codesourcery.com>
9662 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9663 (extzv): Use gen_extzv_t2.
9664 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9666 2008-03-15 Richard Guenther <rguenther@suse.de>
9668 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9669 (fold_const_aggregate_ref): Likewise.
9670 (get_value): Return NULL if we don't have any values.
9671 (ccp_finalize): Set const_val to NULL after freeing it.
9672 * tree-flow.h (get_symbol_constant_value): Declare.
9673 (fold_const_aggregate_ref): Likewise.
9674 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9676 2008-03-15 Richard Guenther <rguenther@suse.de>
9679 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9680 to not produce negative array indices if not allowed. Add
9681 parameter to indicate that.
9682 (maybe_fold_offset_to_component_ref): Allow negative array
9683 indices only for the first member of a structure.
9684 (maybe_fold_offset_to_reference): Allow negative array indices.
9685 (maybe_fold_stmt_addition): Likewise.
9687 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9688 Anatoly Sokolov <aesok@post.ru>
9690 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9691 (avr_arch): Add ARCH_AVR6.
9692 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9693 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9694 instead of fixed value 2.
9695 (print_operand_address): Use gs() asm specifier instead of pm().
9696 (avr_assemble_integer): (Ditto.).
9697 (avr_output_addr_vec_elt): (Ditto.).
9698 (print_operand): Handle "!" code.
9699 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9700 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9701 (AVR_HAVE_EIJMP_EICALL): Define.
9702 (AVR_3_BYTE_PC): Redefine.
9703 (AVR_2_BYTE_PC): (Ditto.).
9704 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9705 (LINK_SPEC): Add atmega2560 and atmega2561.
9706 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9708 * config/avr/avr.md (call_insn): Use eicall instead of icall
9709 for 3 byte PC devices.
9710 (call_value_insn): (Ditto.).
9711 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9712 (indirect_jump): Use only for for 2 byte PC devices.
9713 (*tablejump): (Ditto.).
9714 (*indirect_jump_avr6): Add insn.
9715 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9716 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9717 instead of ijmp for 3 byte PC devices.
9718 (__tablejump2__): (Ditto.).
9719 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9720 (MULITLIB_DIRNAMES): (Ditto.).
9721 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9723 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9725 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9726 "sse2_umulsidi3". Use V1DI mode for operand 0.
9727 ("mmx_psadbw"): Use V1DI mode for operand 0.
9728 * config/i386/i386-modes.def (V1SI): New vector mode.
9729 * config/i386/i386.c (struct builtin_description)
9730 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9731 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9732 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9733 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9734 v1di_ftype_v8qi_v8qi type.
9735 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9737 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9738 __builtin_ia32_pmuludq]: Fix the mode of return value.
9740 2008-03-15 Richard Guenther <rguenther@suse.de>
9743 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9746 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9748 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9749 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9750 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9751 unless TARGET_SERIALIZE_VOLATILE is enabled.
9752 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9753 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9754 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9756 2008-03-14 Richard Guenther <rguenther@suse.de>
9758 PR tree-optimization/34172
9759 * tree-flow.h (refs_may_alias_p): Declare.
9760 (get_single_def_stmt): Likewise.
9761 (get_single_def_stmt_from_phi): Likewise.
9762 (get_single_def_stmt_with_phi): Likewise.
9763 * tree-dfa.c (refs_may_alias_p): New function.
9764 (get_single_def_stmt): Likewise.
9765 (get_single_def_stmt_from_phi): Likewise.
9766 (get_single_def_stmt_with_phi): Likewise.
9767 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9768 (vn_reference_lookup_1): New helper function.
9769 (vn_reference_lookup): Walk the virtual use-def chain to
9770 continue searching for a match if the def does not alias the
9771 reference we are looking for.
9773 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9775 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9776 archive and Perzl. Update The Written Word listing.
9778 2008-03-14 Richard Guenther <rguenther@suse.de>
9780 PR tree-optimization/34043
9781 PR tree-optimization/33989
9782 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9784 (bitmap_find_leader): Use extra argument to verify dominance
9785 relationship inside a basic-block.
9786 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9787 (find_leader_in_sets): Adjust.
9788 (create_component_ref_by_pieces): Take extra argument for
9789 dominance check, handle lookup failures.
9790 (find_or_generate_expression): Likewise.
9791 (create_expression_by_pieces): Likewise.
9792 (insert_into_preds_of_block): Adjust.
9793 (create_value_expr_from): If asked for, verify all operands
9794 are in the blocks AVAIL_OUT set.
9795 (make_values_for_stmt): Check for SSA_NAMEs that are life
9796 over an abnormal edge.
9797 (compute_avail): Remove such check.
9798 (do_SCCVN_insertion): New function.
9799 (eliminate): If we do not find a leader suitable for replacement
9800 insert a replacement expression from SCCVN if available.
9801 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9802 (struct vn_ssa_aux): Add needs_insertion flag.
9803 * tree-ssa-sccvn.c (may_insert): New global flag.
9804 (copy_reference_ops_from_ref): Value-number union member access
9805 based on its size, not type and member if insertion is allowed.
9806 (visit_reference_op_load): For a weak match from union type
9807 punning lookup a view-converted value and insert a SSA_NAME
9808 for that value if that is not found.
9809 (visit_use): Make dumps shorter. Do not disallow value numbering
9810 SSA_NAMEs that are life over an abnormal edge to constants.
9811 (free_scc_vn): Release inserted SSA_NAMEs.
9812 (run_scc_vn): New flag to specify whether insertion is allowed.
9813 Process SSA_NAMEs in forward order.
9814 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9815 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9816 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9817 pointer type to/from integral types that do not change the
9818 precision to regular conversions.
9820 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9822 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9823 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9824 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9825 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9826 input arguments and the mode of return value. Built-in functions
9827 that operate on whole 64-bit MMX register now use V1DI mode.
9829 2008-03-13 Alon Dayan <alond@il.ibm.com>
9830 Olga Golovanevsky <olga@il.ibm.com>
9832 PR tree-optimization/35041
9833 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9834 to locate the right position in a statement.
9836 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9840 * config/i386/xmmintrin.h: Change all static inline functions to
9841 extern inline and add __gnu_inline__ attribute.
9842 * config/i386/bmintrin.h: Ditto.
9843 * config/i386/smmintrin.h: Ditto.
9844 * config/i386/tmmintrin.h: Ditto.
9845 * config/i386/mmintrin-common.h: Ditto.
9846 * config/i386/ammintrin.h: Ditto.
9847 * config/i386/emmintrin.h: Ditto.
9848 * config/i386/pmmintrin.h: Ditto.
9849 * config/i386/mmintrin.h: Ditto.
9850 * config/i386/mm3dnow.h: Ditto.
9852 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9855 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9856 (lower_omp_2): New function.
9857 (lower_omp_1, lower_omp): Rewritten.
9859 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9862 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9863 with the phrase "Microsoft Windows compilers".
9864 (Push/Pop Macro Pragmas): New subsection. Document
9865 #pragma push_macro and pragma pop_macro.
9867 2008-03-12 Paul Brook <paul@codesourcery.com>
9869 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9871 2008-03-12 Paul Brook <paul@codesourcery.com>
9873 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9874 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9875 (thumb2_addsi_shortim): Rename ...
9876 (thumb2_addsi_short): ... to this. Allow register operands.
9877 (thumb2_subsi_short): New pattern.
9878 (thumb2_one_cmplsi2_short,
9879 thumb2_negsi2_short): New patterns and peepholes.
9881 2008-03-12 Paul Brook <paul@codesourcery.com>
9883 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9885 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9887 * config/i386/i386.md (int_cond): New code iterator.
9889 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9890 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9891 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9892 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9893 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9894 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9895 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9896 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9898 2008-03-12 Paul Brook <paul@codesourcery.com>
9900 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9901 instead of {arm,thumb}_compute_save_reg_mask.
9902 (output_return_instruction): Ditto.
9903 (thumb_unexpanded_epilogue): Ditto.
9904 (thumb1_expand_prologue): Ditto.
9905 (thumb1_output_function_prologue): Ditto.
9906 (arm_set_return_address): Ditto.
9907 (thumb_set_return_address): Ditto.
9908 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9909 regs to achieve stack alignment.
9910 (thumb1_compute_save_reg_mask): Fix compiler warning.
9911 (arm_output_epilogue): Use offsets->saved_regs_mask.
9912 Adjust stack pointer by poping call clobered registers.
9913 (arm_expand_prologue): Use offsets->saved_regs_mask.
9914 Adjust stack pointer by pushing extra registers.
9915 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9917 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9920 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9921 conversion to the operands of a multiplication.
9923 2008-03-12 Richard Guenther <rguenther@suse.de>
9925 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9926 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9927 * timevar.def (TV_TREE_PHIPROP): Add.
9928 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9929 pass description. Use TV_TREE_PHIPROP.
9930 * tree-ssa-forwprop.c: Remove phiprop code.
9932 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9935 * omp-low.c (maybe_lookup_decl): Constify first argument.
9936 (use_pointer_for_field): Change last argument from bool to
9937 omp_context *. Disallow shared copy-in/out in nested
9938 parallel if decl is shared in outer parallel too.
9939 (build_outer_var_ref, scan_sharing_clauses,
9940 lower_rec_input_clauses, lower_copyprivate_clauses,
9941 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9943 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9944 Ira Rosen <irar@il.ibm.com>
9946 * tree-vectorizer.c (free_stmt_vec_info): New function.
9947 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9948 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9949 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9950 * tree-vect-transform.c (vectorizable_conversion): Free
9951 vec_oprnds0 if it was allocated.
9952 (vect_permute_store_chain): Remove unused VECs.
9953 (vectorizable_store): Free VECs that are allocated in the..
9955 (vect_transform_strided_load, vectorizable_load): Likewise.
9956 (vect_remove_stores): Simplify the code.
9957 (vect_transform_loop): Move code to vect_remove_stores().
9958 Call vect_remove_stores() and free_stmt_vec_info().
9960 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9962 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9963 TARGET_HPUX. Revise comment.
9964 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9965 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9966 Use sr4 variant of `be' instruction when not generating PIC code.
9967 (attr_length_call): Adjust for above change.
9969 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9971 * ipa-reference.c (static_execute): Remove module_statics_const and
9972 associated setting code.
9974 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9977 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9978 predicate for operand 1.
9979 (paritysi2_cmp): Use register_operand predicate for operand 2.
9980 Use earlyclobber modifier for operand 1. Remove support for
9982 (paritydi2_cmp): Use register_operand predicate for operand 3.
9983 Use earlyclobber modifier for operand 1. Remove support for
9986 2008-03-11 Paul Brook <paul@codesourcery.com>
9987 Vladimir Prus <vladimir@codesourcery.com>
9989 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9990 (arm_compute_save_reg0_reg12_mask): Always
9991 check if register 11 must be saved. Always safe hard frame pointer
9992 when frame_pointer_needeed.
9993 (arm_compute_save_reg_mask): Save IP and PC
9994 only with apcs frames.
9995 (arm_output_epilogue): Adjust Thumb2 codepath to
9996 be also invoked and work for ARM non-apcs frames.
9997 (arm_expand_prologue): Don't bother saving IP
9998 for non-apcs frame, since it's not clobbered by
9999 prologue code. Implement non-apcs frame
10002 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10004 PR rtl-optimization/35281
10005 * expr.c (convert_move): Use a new pseudo for the intermediate
10006 from_mode->word_mode result.
10008 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10010 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10011 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10012 * toplev.c (compile_file): Don't call it.
10014 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10016 PR middle-end/35526
10017 * expr.c (store_expr): Call emit_block_move if the mode
10018 of "temp" RTX is BLKmode.
10020 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10021 Richard Guenther <rguenther@suse.de>
10023 PR tree-optimization/31358
10024 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10025 the step with a NULL_TREE.
10026 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10027 to sizetype if type is a pointer type.
10028 (add_candidate_1): Don't convert the base and step to
10029 the generic type if the orginal type is a pointer type.
10030 (add_iv_value_candidates): Use sizetype for the step
10031 if type is a pointer type.
10032 (cand_value_at): Likewise.
10033 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10035 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10036 Don't convert the tem affine to the type.
10037 (add_elt_to_tree): Use sizetype for the step if a pointer.
10038 Use POINTER_PLUS_EXPR for pointers.
10039 (aff_combination_to_tree): Use sizetype for the step if a
10042 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10044 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10045 Remove commutativity hint.
10047 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10051 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10052 errorneous type. Check that v is a VAR_DECL.
10054 PR middle-end/35099
10055 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10057 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10059 PR tree-optimization/35494
10060 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10061 may be overriden at link and run time.
10063 2008-03-10 Richard Guenther <rguenther@suse.de>
10065 PR tree-optimization/34677
10066 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10067 (poolify_tree): Likewise.
10068 (modify_expr_template): Likewise.
10069 (poolify_modify_stmt): Likewise.
10070 (insert_fake_stores): Handle all component-ref style stores
10071 in addition to INDIRECT_REF. Also handle complex types.
10072 Do not poolify the inserted load.
10073 (realify_fake_stores): Do not rebuild the tree but only
10074 make it a SSA_NAME copy.
10075 (init_pre): Remove initialzation of modify_expr_template.
10076 Do not allocate modify_expr_node_pool.
10077 (fini_pre): Do not free modify_expr_node_pool.
10079 2008-03-10 Paul Brook <paul@codesourcery.com>
10081 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10082 to avoid conflicts.
10084 2008-03-10 Paul Brook <paul@codesourcery.com>
10085 Mark Shinwell <shinwell@codesourcery.com>
10087 * config/arm/cortex-r4.md: New.
10088 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10090 * config/arm/arm.md: Include cortex-r4.md.
10091 (insn): Add smmls, sdiv and udiv values.
10092 (generic_sched): Don't use generic scheduling for Cortex-R4.
10093 (arm_issue_rate): New function.
10094 (TARGET_SCHED_ISSUE_RATE): Define.
10096 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10098 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10100 2008-03-10 Richard Guenther <rguenther@suse.de>
10102 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10103 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10105 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10107 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10108 Set default to true.
10110 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10112 * c.opt (Wsynth): Deprecate.
10113 * doc/invoke.texi (Option Summary, Warning Options): Document
10114 -Wno-format-contains-nul.
10116 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10119 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10120 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10122 2008-03-09 Ira Rosen <irar@il.ibm.com>
10124 * config/rs6000/rs6000.c (builtin_description): Rename vector
10125 left shift operations.
10126 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10127 (altivec_vsl<VI_char>): Rename to ...
10128 (ashl<mode>3): ... new name.
10129 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10131 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10133 2008-03-08 Richard Guenther <rguenther@suse.de>
10135 * coverage.h (tree_coverage_counter_addr): Declare.
10136 * coverage.c (tree_coverage_counter_addr): New function.
10137 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10138 before using again.
10139 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10140 (tree_gen_one_value_profiler): Likewise.
10141 (tree_gen_ic_profiler): Likewise.
10142 (tree_gen_average_profiler): Likewise.
10143 (tree_gen_ior_profiler): Likewise.
10145 2008-03-08 Richard Guenther <rguenther@suse.de>
10147 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10148 (vn_binary_op_insert): Likewise.
10149 (vn_unary_op_lookup): Likewise.
10150 (vn_unary_op_insert): Likewise.
10151 (vn_nary_op_lookup): Declare.
10152 (vn_nary_op_insert): Likewise.
10153 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10154 and binary hashes, use a single obstack for unary_op_pool
10155 and binary_op_pool.
10156 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10157 a single struct vn_nary_op_s. Store tree code length and
10158 a variable number of operands.
10159 (struct vn_reference_op_struct): Remove unused op2.
10160 (vn_reference_op_eq): Do not compare op2.
10161 (vn_reference_op_compute_hash): Do not compute hash of op2.
10162 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10163 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10164 with vn_nary_op_compute_hash.
10165 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10166 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10168 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10170 (visit_unary_op): Call nary functions.
10171 (visit_binary_op): Likewise.
10172 (process_scc): Adjust for struct vn_tables_s changes.
10173 (allocate_vn_table): Likewise.
10174 (free_vn_table): Likewise.
10175 * tree-vn.c (vn_add): Call nary functions.
10176 (vn_lookup): Likewise.
10178 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10181 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10182 wdst back after sync_compare_and_swapqhi_internal.
10184 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10187 * config/i386/i386-modes.def (V1DI): New vector mode.
10188 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10189 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10190 (MMXMODE248): Ditto.
10191 (MMXMODE): Add V1DI mode.
10192 (mmxvecsize): Change DI mode to V1DI mode.
10193 ("mov<mode>): Use MMXMODEI8 mode iterator.
10194 ("*mov<mode>_internal_rex64"): Ditto.
10195 ("*mov<mode>_internal"): Ditto.
10196 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10197 ("mmx_sub<mode>3"): Ditto.
10198 ("mmx_adddi3"): Remove insn pattern.
10199 ("mmx_subdi3"): Ditto.
10200 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10201 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10202 ("mmx_ashl<mode>3"): Ditto.
10203 ("mmx_lshrdi3"): Remove insn pattern.
10204 ("mmx_ashldi3"): Ditto.
10205 * config/i386/i386.c (classify_argument): Handle V1DImode.
10206 (function_arg_advance_32): Ditto.
10207 (function_arg_32): Ditto.
10208 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10209 mmx_addv1di3 insn pattern.
10210 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10211 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10212 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10213 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10214 Remove definitions of built-in functions.
10215 (V1DI_type_node): New node.
10216 (v1di_ftype_v1di_int): Ditto.
10217 (v1di_ftype_v1di_v1di): Ditto.
10218 (v2si_ftype_v2si_si): Ditto.
10219 (v4hi_ftype_v4hi_di): Remove node.
10220 (v2si_ftype_v2si_di): Ditto.
10221 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10222 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10223 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10224 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10225 Add new builtins using def_builtin_const.
10226 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10227 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10228 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10229 * config/i386/mmintrin.h (__v1di): New typedef.
10230 (_mm_add_si64): Cast arguments to __v1di type.
10231 (_mm_sub_si64): Ditto.
10232 (_mm_sll_pi16): Cast __count to __v4hi type.
10233 (_mm_sll_pi32): Cast __count to __v2si type.
10234 (_mm_sll_si64): Cast arguments to __v1di type.
10235 (_mm_srl_pi16): Cast __count to __v4hi type.
10236 (_mm_srl_pi32): Cast __count to __v2si type.
10237 (_mm_srl_si64): Cast arguments to __v1di type.
10238 (_mm_sra_pi16): Cast __count to __v4hi type.
10239 (_mm_sra_pi32): Cast __count to __v2si type.
10240 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10241 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10242 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10243 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10244 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10245 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10246 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10247 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10248 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10249 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10250 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10251 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10253 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10255 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10257 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10260 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10261 reg+const addressing for Altivec modes. Don't generate reg+reg
10262 addressing for TFmode or TDmode quantities.
10264 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10266 * c-common.c (vector_types_convertible_p): Call langhook
10267 instead of comptypes.
10269 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10272 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10273 integral and scalar float variables which have a
10276 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10278 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10279 dwarf_register_span hook when emitting unwind information for
10280 register-to-memory saves.
10281 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10282 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10284 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10286 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10287 for the same VAR_DECL.
10289 2008-03-06 Tom Tromey <tromey@redhat.com>
10291 * treelang: Delete.
10292 * doc/standards.texi (Standards): Don't mention treelang.
10293 * doc/invoke.texi (Overall Options): Don't mention treelang.
10294 * doc/install.texi (Prerequisites): Don't mention bison or
10296 (Configuration): Don't mention treelang.
10297 (Building): Likewise.
10298 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10300 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10302 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10303 word-extractions out of a multi-word object.
10305 2008-03-06 Richard Guenther <rguenther@suse.de>
10307 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10308 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10309 result type and precision.
10310 * expr.c (get_inner_reference): Set unsignedp based on the result
10311 type of BIT_FIELD_REF.
10312 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10313 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10314 (try_instantiate_multiple_fields): Likewise. Use the correct type
10316 (sra_build_assignment): Likewise.
10317 (sra_build_elt_assignment): Likewise.
10318 (sra_explode_bitfield_assignment): Likewise.
10319 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10320 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10321 set BIT_FIELD_REF_UNSIGNED.
10322 (vectorizable_load): Likewise.
10324 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10326 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10329 2008-03-06 Richard Guenther <rguenther@suse.de>
10331 * alias.c (struct alias_set_entry): Move has_zero_child field
10332 to pack with alias_set.
10334 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10336 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10339 2008-03-05 Ian Lance Taylor <iant@google.com>
10341 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10343 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10345 * fwprop.c (update_df): Support width and offset parameters of
10347 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10348 global_conflicts): Change DF_REF_EXTRACT to either
10349 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10350 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10351 * df-scan.c (df_ref_record, df_defs_record,
10352 df_ref_create_structure, df_def_record_1, df_uses_record,
10353 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10354 df_bb_refs_collect, df_entry_block_defs_collect,
10355 df_exit_block_uses_collect): Support new width and offset fields.
10356 (ref_extract_pool): New storage pool.
10357 (df_free_ref): New function.
10358 (df_reg_chain_unlink, df_free_collection_rec,
10359 df_sort_and_compress_refs): Call df_free_ref.
10360 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10362 (df_ref_create_structure): Allocate df_ref_extract if offset and
10363 width fields are used.
10364 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10365 (df_uses_record): Get offset and width from ZERO_EXTRACT
10367 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10368 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10369 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10370 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10371 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10372 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10373 (df_ref_extract): New structure.
10374 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10375 (df_ref_create): Add width and offset parameters.
10377 2008-03-05 Richard Guenther <rguenther@suse.de>
10379 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10380 Use ranges_overlap_p.
10381 (offset_overlaps_with_access): Rename
10382 to ranges_overlap_p and move ...
10383 * tree-flow-inline.h (ranges_overlap_p): ... here.
10385 * tree.h (get_inner_reference, handled_component_p): Update
10388 * tree.h (record_component_aliases, get_alias_set,
10389 alias_sets_conflict_p, alias_sets_must_conflict_p,
10390 objects_must_conflict_p): Move declarations ...
10391 * alias.h (record_component_aliases, get_alias_set,
10392 alias_sets_conflict_p, alias_sets_must_conflict_p,
10393 objects_must_conflict_p): ... here.
10394 Include coretypes.h.
10395 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10397 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10399 * cfg.c: Include tree-flow.h.
10400 (remove_edge_raw): Call redirect_edge_var_map_clear.
10401 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10402 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10403 (redirect_edge_var_map_result): New.
10404 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10405 PENDING_STMT use with redirect_edge_var_map_*.
10406 * tree-ssa.c (edge_var_maps): New definition.
10407 (redirect_edge_var_map_add): New.
10408 (redirect_edge_var_map_clear): New.
10409 (redirect_edge_var_map_dup): New.
10410 (redirect_edge_var_map_vector): New.
10411 (redirect_edge_var_map_destroy): New.
10412 (ssa_redirect_edge): Replace PENDING_STMT use with
10413 redirect_edge_var_map_*.
10414 (flush_pending_stmts): Same.
10415 (delete_tree_ssa): Destroy edge var map.
10416 * tree-flow.h (struct _edge_var_map): New.
10417 Define edge_var_map vector type.
10418 Declare redirect_edge_var_map_* prototypes.
10419 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10420 * tree-cfg.c (reinstall_phi_args): Replace
10421 PENDING_STMT use with redirect_edge_var_map_*.
10423 2008-03-05 Richard Guenther <rguenther@suse.de>
10425 PR tree-optimization/35472
10426 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10427 whose single use_stmt has a overlapping set of loaded and
10428 stored symbols as that use_stmt might be a noop assignment then.
10430 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10432 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10434 2008-03-05 Richard Guenther <rguenther@suse.de>
10437 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10438 should be constants.
10439 * tree-cfg.c (verify_expr): Verify it.
10440 * fold-const.c (fold_truthop): Remove code generating
10441 BIT_FIELD_REFs of structure bases.
10442 (fold_binary): Likewise.
10443 (fold_ternary): Position and size of BIT_FIELD_REFs are
10444 always host integers.
10445 (make_bit_field_ref): Remove.
10446 (optimize_bit_field_compare): Remove.
10447 (all_ones_mask_p): Remove.
10449 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10452 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10453 (split_block_and_df_analyze): New. Split basic block and rebuild
10455 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10457 (split_pattern_seq): Likewise.
10458 (erase_matching_seqs): Likewise.
10459 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10461 2008-03-04 Geoff Keating <geoffk@apple.com>
10463 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10464 declaration and code.
10465 (tree_invalid_nonnegative_warnv_p): Likewise.
10467 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10469 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10470 examples. Truncate option-names then causing overfull hbox.
10472 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10475 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10477 * configure: Rebuilt.
10479 2008-03-04 Rafael Espindola <espindola@google.com>
10481 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10482 (tree_unary_nonnegative_warnv_p): New.
10483 (tree_binary_nonnegative_warnv_p): New.
10484 (tree_single_nonnegative_warnv_p): New.
10485 (tree_invalid_nonnegative_warnv_p): New.
10486 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10488 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10491 * opts.c (handle_option): Postpone 'unknown option' errors only for
10494 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10497 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10500 2008-03-04 Rafael Espindola <espindola@google.com>
10502 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10503 (tree_binary_nonzero_warnv_p): New.
10504 (tree_single_nonzero_warnv_p): New.
10505 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10507 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10509 PR middle-end/35456
10510 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10511 transformations for modes that have signed zeros.
10512 * ifcvt.c (noce_try_abs): Ditto.
10514 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10516 * config/i386/i386.c (override_options): Force
10517 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10519 2008-03-04 Jan Hubicka <jh@suse.cz>
10522 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10525 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10527 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10528 label to probe the stack.
10530 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10532 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10533 (__gthr_win32_mutex_destroy): Declare.
10534 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10535 __gthr_win32_mutex_destroy.
10536 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10538 2008-03-03 Jan Hubicka <jh@suse.cz>
10541 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10542 aggressive on inlining cold calls.
10544 2008-03-03 Richard Guenther <rguenther@suse.de>
10546 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10547 struct copies into the expression table.
10548 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10549 (try_to_simplify): Likewise.
10550 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10551 integral and pointer arguments which do not change the
10552 precision to NOP_EXPRs.
10553 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10554 VIEW_CONVERT_EXPR case.
10556 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10558 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10559 defined in a loop at depth 0 is invariant.
10560 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10561 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10562 be called at loop depth 0.
10564 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10567 * gcc.c (process_command): Update copyright notice dates.
10568 * gcov.c (print_version): Likewise.
10569 * gcov-dump.c (print_version): Likewise.
10570 * mips-tfile.c (main): Likewise.
10571 * mips-tdump.c (main): Likewise.
10573 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10576 * c-common.c (flag_permissive): Delete.
10577 (constant_expression_warnings): Check flags first.
10578 (constant_expression_error): New.
10579 * c-common.h (flag_permissive): Delete.
10580 (constant_expression_error): Declare.
10581 * flags.h (flag_permissive): Declare. Update description.
10582 * diagnostic.c (pedwarn): Update.
10584 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10585 (permissive_error_kind): New.
10586 * toplev.c (flag_permissive): Define. Update description.
10587 * toplev.h (permissive_error_kind): Declare.
10588 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10589 (pedwarn_c90): Use pedantic_warning_kind.
10590 * c-opts.c (c_common_post_options): flag_permissive does not affect
10591 flag_pedantic_errors.
10593 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10595 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10596 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10597 __absvsi2, __absvDI2): Use unsigned arithmetic.
10599 2008-03-02 Andi Kleen <ak@suse.de>
10600 Richard Guenther <rguenther@suse.de>
10602 * struct-equiv.c: Remove file.
10603 * cfg_cleanup.c (condjump_equiv_p): Remove.
10604 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10605 (struct-equiv.o): Remove rule.
10606 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10607 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10608 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10610 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10612 * ifcvt.c (noce_process_if_block): Try to handle only the then
10613 block if the else block exists but isn't suitable.
10615 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10618 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10619 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10620 regression from previous patch.
10622 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10625 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10627 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10628 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10629 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10630 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10631 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10632 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10633 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10634 (__gthread_mutex_destroy_function): Rename to
10635 __gthread_mutex_destroy.
10636 * gthr-dce.h (__gthread_mutex_destroy): Call
10637 pthread_mutex_destroy.
10638 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10639 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10640 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10642 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10644 * df-scan.c (df_ref_chain_change_bb): Simplify.
10645 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10646 set_block_for_insn if there's any change.
10647 * df.h ((df_insn_change_bb): Fix prototype.
10648 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10649 df_insn_change_bb, don't call set_block_for_insn.
10650 * emit-rtl.c (reorder_insns): Likewise.
10651 * haifa-sched.c (move_insn): Likewise.
10653 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10655 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10657 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10659 * tree-flow-inline.h (next_readonly_imm_use): Return
10660 NULL_USE_OPERAND_P after the end.
10662 2008-03-01 Richard Guenther <rguenther@suse.de>
10664 PR tree-optimization/35411
10665 * tree-sra.c (sra_build_assignment): Split conversion to
10666 final type to a separate statement if we are not assigning
10669 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10671 * fold-const.c (fold_convertible_p): Correct the logic to follow
10672 that in fold_convert().
10674 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10677 * tree-inline.c (build_duplicate_type): When we make a
10678 duplicate type, make it unique in the canonical types system.
10680 2008-02-29 Tom Tromey <tromey@redhat.com>
10682 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10683 input_file_stack_history, input_file_stack_restored): Remove.
10684 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10685 * input.h (struct file_stack): Remove.
10686 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10687 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10689 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10691 (diagnostic_last_module_changed): Add 'map' argument.
10692 (diagnostic_set_last_function): Likewise.
10693 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10694 line map, not input_file_stack.
10695 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10697 2008-02-29 Paul Brook <paul@codesourcery.com>
10699 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10701 2008-02-29 Paul Brook <paul@codesourcery.com>
10703 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10705 2008-02-29 Richard Guenther <rguenther@suse.de>
10707 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10709 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10710 value for comparing for a store match.
10711 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10712 (try_to_simplify): Do not do a full-blown reference lookup.
10714 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10716 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10717 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10719 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10721 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10723 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10724 strides against cache sizes.
10726 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10728 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10731 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10733 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10734 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10735 is smaller than the original promoted value.
10736 (simplify_subreg): If OP is a SUBREG, try to preserve its
10737 SUBREG_PROMOTED_VAR_P information.
10739 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10741 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10742 (VN_INFO_GET): Allocate new objects on the obstack.
10743 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10744 for rpo_numbers_temp, for consistency.
10745 (free_scc_vn): Free the obstack.
10747 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10749 * doc/invoke.texi: Document -ftree-loop-distribution.
10750 * tree-loop-distribution.c: New.
10751 * tree-pass.h (pass_loop_distribution): New.
10752 * graphds.h (struct graph): Add htab_t indices.
10753 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10754 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10755 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10756 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10757 * tree-data-ref.c (debug_data_dependence_relations): New.
10758 (dump_data_dependence_relation): Also print data references.
10759 (free_data_ref): Extern.
10760 (same_access_functions): Moved...
10761 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10762 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10763 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10764 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10765 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10766 (stmts_from_loop): Skip LABEL_EXPR.
10767 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10769 (build_rdg): Initialize rdg->indices htab.
10770 (free_rdg, stores_from_loop, ref_base_address,
10771 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10772 have_similar_memory_accesses_1, ref_base_address_1,
10773 remove_similar_memory_refs): New.
10774 * tree-data-ref.h: Depend on tree-chrec.h.
10775 (debug_data_dependence_relations, free_data_ref): Declared.
10776 (same_access_functions): ... here.
10777 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10779 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10780 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10781 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10782 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10783 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10784 rdg_vertex_for_stmt): Declared.
10785 (struct rdg_edge): Add level.
10787 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10788 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10790 (rdg_has_similar_memory_accesses): New.
10791 * tree-vect-analyze.c: Remove unused static decls.
10792 * lambda.h (dependence_level): New.
10793 * common.opt (ftree-loop-distribution): New.
10794 * tree-flow.h (mark_virtual_ops_in_bb,
10795 slpeel_tree_duplicate_loop_to_edge_cfg,
10796 rename_variables_in_loop): Declared.
10797 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10798 (OBJS-common): Add tree-loop-distribution.o.
10799 (tree-loop-distribution.o): New rule.
10800 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10801 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10802 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10804 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10807 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10808 other than structures and unions.
10810 2008-02-28 Richard Guenther <rguenther@suse.de>
10813 2008-02-26 Richard Guenther <rguenther@suse.de>
10815 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10816 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10817 (lookup_decl_from_uid): Declare.
10818 (remove_decl_from_map): Likewise.
10819 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10820 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10821 (decl_for_uid_map): New global hashtable mapping DECL_UID
10823 (init_ttree): Allocate it.
10824 (insert_decl_to_uid_decl_map): New helper function.
10825 (make_node_stat): Insert new decls into the map.
10826 (copy_node_stat): Likewise.
10827 (lookup_decl_from_uid): New function.
10828 (remove_decl_from_map): Likewise.
10829 (print_decl_for_uid_map_statistics): New helper.
10830 (dump_tree_statistics): Call it.
10832 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10833 (referenced_var_iterator): Adjust.
10834 (FOR_EACH_REFERENCED_VAR): Adjust.
10835 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10836 (num_referenced_vars): Adjust.
10837 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10838 (first_referenced_var): Remove.
10839 (end_referenced_vars_p): Likewise.
10840 (next_referenced_var): Likewise.
10841 (referenced_var_iterator_set): New helper function.
10842 * tree-dfa.c (referenced_var_lookup): Adjust.
10843 (referenced_var_check_and_insert): Likewise.
10844 (remove_referenced_var): Likewise.
10845 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10846 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10847 (verify_call_clobbering): Likewise.
10848 (verify_memory_partitions): Likewise.
10849 (init_tree_ssa): Allocate bitmap instead of hashtable for
10851 (delete_tree_ssa): Adjust.
10852 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10853 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10854 (compute_tag_properties): Likewise.
10855 (set_initial_properties): Likewise.
10856 (find_partition_for): Likewise.
10857 (update_reference_counts): Likewise.
10858 (dump_may_aliases_for): Likewise.
10859 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10860 (add_call_clobber_ops): Likewise.
10861 (add_call_read_ops): Likewise.
10862 (get_asm_expr_operands): Likewise.
10863 * tree-into-ssa.c (dump_decl_set): Likewise.
10864 (update_ssa): Likewise.
10865 * tree-sra.c (scan_function): Likewise.
10866 (decide_instantiations): Likewise.
10867 (scalarize_parms): Likewise.
10868 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10869 (dsa_named_for): Likewise.
10870 * tree-ssa-structalias.c (update_alias_info): Likewise.
10871 (merge_smts_into): Likewise.
10873 2008-02-27 David Daney <ddaney@avtrex.com>
10876 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10877 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10878 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10879 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10880 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10882 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10885 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10886 (BUILT_IN_NEXTTOWARD): Remove.
10887 (BUILT_IN_NEXTTOWARDF): Ditto.
10888 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10889 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10891 2008-02-27 Tom Tromey <tromey@redhat.com>
10893 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10894 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10896 2008-02-27 Jan Beulich <jbeulich@novell.com>
10898 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10899 update the respective field on newdecl.
10901 2008-02-27 Revital Eres <eres@il.ibm.com>
10903 PR rtl-optimization/34999
10904 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10905 crossing edges that ends with a call insn.
10906 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10907 call insn and clear the EDGE_CROSSING flag of the crossing edge
10908 when fixing fallthru edges.
10910 2008-02-27 Richard Guenther <rguenther@suse.de>
10912 PR middle-end/35390
10913 * fold-const.c (fold_unary): Return the correct argument,
10914 converted to the result type.
10916 2008-02-27 Richard Guenther <rguenther@suse.de>
10918 PR middle-end/34971
10919 * expr.c (expand_expr_real_1): Assert on rotates that operate
10921 * fold-const.c (fold_binary): Use the types precision, not the
10922 bitsize of the mode if folding rotate expressions. Build rotates
10923 only for full modes.
10925 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10927 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10928 and CPP_PRAGMA_EOL.
10929 * c-pragma.c (pragma_ns_name): New typedef.
10930 (registered_pp_pragmas): New variable.
10931 (c_pp_lookup_pragma): New function.
10932 (c_register_pragma_1): If flag_preprocess_only, do nothing
10933 for non-expanded pragmas, for expanded ones push pragma's
10934 namespace and name into registered_pp_pragmas vector.
10935 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10936 flag_preprocess_only, don't register GCC pch_preprocess
10937 pragma if flag_preprocess_only.
10938 * c-opts.c (c_common_init): Call init_pragma even if
10939 flag_preprocess_only.
10940 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10941 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10942 cpp_register_pragma if flag_preprocess_only.
10944 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10947 * c-parser.c (c_parser_translation_unit): Warn for empty
10948 translation unit, not empty source file.
10950 2008-02-26 Paul Brook <paul@codesourcery.com>
10952 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10953 operand for Thumb-2.
10954 * config/arm/arm.h (reg_class): Add CORE_REGS.
10955 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10956 (BASE_REG_CLASS): Use CORE_REGS.
10957 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10958 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10959 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10960 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10961 ARM_REGNO_OK_FOR_INDEX_P.
10962 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10963 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10964 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10965 (ldm/stm peepholes): Ditto.
10966 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10967 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10968 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10969 * config/arm/constraints.md: Enable "k" constraint on ARM.
10971 2008-02-27 Ben Elliston <bje@au.ibm.com>
10973 * config/rs6000/rs6000.c: Annotate cache line size field in all
10974 instances of struct processor_costs.
10976 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10978 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10979 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10980 jump_bypass): New counters.
10981 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10982 * dce.c (gate_ud_dce): Same.
10983 (gate_fast_dce): Same.
10984 * dse.c (gate_dse1): New function.
10985 (gate_dse2): New function.
10986 (gate_dse): Merge results of new gate functions.
10987 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10988 (gate_handle_jump_bypass): Add dbg_cnt.
10989 (gate_handle_gcse): Add dbg_cnt.
10990 * ifcvt.c (gate_handle_if_conversion): Same.
10991 (gate_handle_if_after_combine): Same.
10992 (gate_handle_if_after_reload): Same.
10993 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10995 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10997 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10999 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11001 2008-02-26 Jason Merrill <jason@redhat.com>
11004 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11005 alone if it's the naming decl for the type's main variant.
11007 2008-02-26 Tom Tromey <tromey@redhat.com>
11009 * system.h (USE_MAPPED_LOCATION): Poison.
11010 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11011 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11012 (make_goto_expr_edges): Likewise.
11013 (remove_bb): Likewise.
11014 (execute_warn_function_return): Likewise.
11015 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11017 * c-common.c (fname_decl): Remove old location code.
11018 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11020 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11022 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11023 (gen_rtx_ASM_INPUT): Likewise.
11024 (gen_rtx_ASM_INPUT_loc): Likewise.
11025 (get_rtx_asm_OPERANDS): Remove.
11026 * cfglayout.c (insn_locators_alloc): Remove old location code.
11027 (set_curr_insn_source_location): Likewise.
11028 (curr_insn_locator): Likewise.
11029 * print-tree.c (print_node): Remove old location code.
11030 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11031 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11032 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11033 location_from_locus.
11034 (construct_exit_block): Remove old location code.
11035 * emit-rtl.c (force_next_line_note): Remove old location code.
11036 * profile.c (branch_prob): Remove old location code.
11037 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11038 LOC_LINE): Remove old-location variants.
11039 * langhooks.c (lhd_print_error_function): Remove old location
11041 * configure, config.in: Rebuilt.
11042 * configure.ac (--enable-mapped-location): Remove.
11043 * c-decl.c (c_init_decl_processing): Remove old location code.
11044 (finish_function): Likewise.
11045 * recog.c (decode_asm_operands): Remove old location code.
11046 * c-pch.c (c_common_read_pch): Remove old location code.
11047 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11049 * gimple-low.c (lower_function_body): Remove old location code.
11050 * toplev.c (unknown_location): Remove.
11051 (push_srcloc): Remove old-location variant.
11052 (process_options): Remove old location code.
11053 (lang_dependent_init): Likewise.
11054 * input.h (UNKNOWN_LOCATION): Move definition.
11055 (location_t): Undeprecate.
11056 (source_locus): Remove.
11057 (location_from_locus): Remove.
11058 (struct location_s): Remove.
11059 Remove all old-location code.
11060 (input_line, input_filename): Remove.
11061 * final.c (final_scan_insn): Remove old location code.
11062 * diagnostic.c (diagnostic_build_prefix): Remove
11063 USE_MAPPED_LOCATION test.
11064 * tree.h (gimple_stmt) <locus>: Now a location_t.
11065 (tree_exp) <locus>: Likewise.
11066 (DECL_IS_BUILTIN): Remove old-location variant.
11067 (annotate_with_file_line, annotate_with_locus): Likewise.
11068 (expr_locus, set_expr_locus): Update.
11069 * tree.c (build1_stat): Remove old location code.
11070 (last_annotated_node): Remove.
11071 (annotate_with_file_line): Remove old-location variant.
11072 (annotate_with_locus): Likewise.
11073 (expr_location): Remove old location code.
11074 (set_expr_location): Likewise.
11075 (expr_has_location): Likewise.
11076 (expr_locus): Likewise.
11077 (set_expr_locus): Likewise.
11078 (expr_filename): Don't use location_from_locus.
11079 (expr_lineno): Likewise.
11080 * rtl-error.c (location_for_asm): Remove old location code.
11081 * c-lex.c (cb_line_change): Remove old location code.
11082 (fe_file_change): Likewise.
11083 (cb_def_pragma): Likewise.
11084 (c_lex_with_flags): Likewise.
11085 * gengtype.c (do_typedef): Don't special-case location types.
11086 (define_location_structures): Remove.
11087 (main): Don't call define_location_structures.
11088 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11091 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11094 * builtins.def (BUILT_IN_STDARG_START): Remove.
11095 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11096 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11097 * tree-inline.c (inline_forbidden_p_1): Likewise.
11099 2008-02-26 Richard Guenther <rguenther@suse.de>
11101 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11102 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11103 (lookup_decl_from_uid): Declare.
11104 (remove_decl_from_map): Likewise.
11105 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11106 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11107 (decl_for_uid_map): New global hashtable mapping DECL_UID
11109 (init_ttree): Allocate it.
11110 (insert_decl_to_uid_decl_map): New helper function.
11111 (make_node_stat): Insert new decls into the map.
11112 (copy_node_stat): Likewise.
11113 (lookup_decl_from_uid): New function.
11114 (remove_decl_from_map): Likewise.
11115 (print_decl_for_uid_map_statistics): New helper.
11116 (dump_tree_statistics): Call it.
11118 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11119 (referenced_var_iterator): Adjust.
11120 (FOR_EACH_REFERENCED_VAR): Adjust.
11121 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11122 (num_referenced_vars): Adjust.
11123 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11124 (first_referenced_var): Remove.
11125 (end_referenced_vars_p): Likewise.
11126 (next_referenced_var): Likewise.
11127 (referenced_var_iterator_set): New helper function.
11128 * tree-dfa.c (referenced_var_lookup): Adjust.
11129 (referenced_var_check_and_insert): Likewise.
11130 (remove_referenced_var): Likewise.
11131 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11132 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11133 (verify_call_clobbering): Likewise.
11134 (verify_memory_partitions): Likewise.
11135 (init_tree_ssa): Allocate bitmap instead of hashtable for
11137 (delete_tree_ssa): Adjust.
11138 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11139 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11140 (compute_tag_properties): Likewise.
11141 (set_initial_properties): Likewise.
11142 (find_partition_for): Likewise.
11143 (update_reference_counts): Likewise.
11144 (dump_may_aliases_for): Likewise.
11145 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11146 (add_call_clobber_ops): Likewise.
11147 (add_call_read_ops): Likewise.
11148 (get_asm_expr_operands): Likewise.
11149 * tree-into-ssa.c (dump_decl_set): Likewise.
11150 (update_ssa): Likewise.
11151 * tree-sra.c (scan_function): Likewise.
11152 (decide_instantiations): Likewise.
11153 (scalarize_parms): Likewise.
11154 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11155 (dsa_named_for): Likewise.
11156 * tree-ssa-structalias.c (update_alias_info): Likewise.
11157 (merge_smts_into): Likewise.
11159 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11162 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11163 * c-opts.c (c_common_handle_option): Wall enables
11164 Wvolatile-register-var.
11165 * common.opt: Move Wvolatile-register-var to...
11168 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11170 * common.opt (Wlarger-than=): New.
11171 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11173 * opts.c (common_handle_option): Handle -Wlarger-than=.
11174 * optc-gen.awk: Likewise.
11175 * opth-gen.awk: Likewise.
11176 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11177 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11179 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11181 * c-common.c (match_case_to_enum_1): Add appropriate
11182 OPT_W* parameter to warning.
11183 (c_do_switch_warnings): Likewise.
11184 * c-typeck.c (warning_init): Add one more parameter following
11185 'warning' function.
11186 (push_init_level): Update call to warning_init.
11187 (pop_init_level): Likewise.
11188 (add_pending_init): Likewise.
11189 (output_init_element: Likewise.
11191 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11194 * toplev.c (toplev_main): If there are warnings or error, print
11195 errors for ignored options.
11196 * opts.c (ignored_options): New static variable.
11197 (postpone_unknown_option_error): New.
11198 (print_ignored_options): New.
11199 (handle_option): Postpone errors for unknown -Wno-* options.
11200 * opts.h (print_ignored_options): Declare.
11202 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11204 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11207 2008-02-25 Richard Guenther <rguenther@suse.de>
11210 2008-02-25 Richard Guenther <rguenther@suse.de>
11212 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11213 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11214 (lookup_decl_from_uid): Declare.
11215 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11216 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11217 (decl_for_uid_map): New global hashtable mapping DECL_UID
11219 (init_ttree): Allocate it.
11220 (insert_decl_to_uid_decl_map): New helper function.
11221 (make_node_stat): Insert new decls into the map.
11222 (copy_node_stat): Likewise.
11223 (lookup_decl_from_uid): New function.
11224 (print_decl_for_uid_map_statistics): New helper.
11225 (dump_tree_statistics): Call it.
11227 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11228 (referenced_var_iterator): Adjust.
11229 (FOR_EACH_REFERENCED_VAR): Adjust.
11230 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11231 (num_referenced_vars): Adjust.
11232 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11233 (first_referenced_var): Remove.
11234 (end_referenced_vars_p): Likewise.
11235 (next_referenced_var): Likewise.
11236 (referenced_var_iterator_set): New helper function.
11237 * tree-dfa.c (referenced_var_lookup): Adjust.
11238 (referenced_var_check_and_insert): Likewise.
11239 (remove_referenced_var): Likewise.
11240 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11241 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11242 (verify_call_clobbering): Likewise.
11243 (verify_memory_partitions): Likewise.
11244 (init_tree_ssa): Allocate bitmap instead of hashtable for
11246 (delete_tree_ssa): Adjust.
11247 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11248 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11249 (compute_tag_properties): Likewise.
11250 (set_initial_properties): Likewise.
11251 (find_partition_for): Likewise.
11252 (update_reference_counts): Likewise.
11253 (dump_may_aliases_for): Likewise.
11254 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11255 (add_call_clobber_ops): Likewise.
11256 (add_call_read_ops): Likewise.
11257 (get_asm_expr_operands): Likewise.
11258 * tree-into-ssa.c (dump_decl_set): Likewise.
11259 (update_ssa): Likewise.
11260 * tree-sra.c (scan_function): Likewise.
11261 (decide_instantiations): Likewise.
11262 (scalarize_parms): Likewise.
11263 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11264 (dsa_named_for): Likewise.
11265 * tree-ssa-structalias.c (update_alias_info): Likewise.
11266 (merge_smts_into): Likewise.
11268 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11271 * doc/invoke.texi (-fcx-limited-range): Document new option.
11272 * toplev.c (process_options): Handle -fcx-fortran-rules.
11273 * common.opt: Add documentation for -fcx-fortran-rules.
11275 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11278 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11279 actual behaviour and C99.
11281 2008-02-26 Ben Elliston <bje@au.ibm.com>
11283 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11284 (ASM_CPU_POWER6_SPEC): Likewise.
11285 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11286 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11287 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11289 2008-02-25 Richard Guenther <rguenther@suse.de>
11291 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11292 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11293 (lookup_decl_from_uid): Declare.
11294 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11295 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11296 (decl_for_uid_map): New global hashtable mapping DECL_UID
11298 (init_ttree): Allocate it.
11299 (insert_decl_to_uid_decl_map): New helper function.
11300 (make_node_stat): Insert new decls into the map.
11301 (copy_node_stat): Likewise.
11302 (lookup_decl_from_uid): New function.
11303 (print_decl_for_uid_map_statistics): New helper.
11304 (dump_tree_statistics): Call it.
11306 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11307 (referenced_var_iterator): Adjust.
11308 (FOR_EACH_REFERENCED_VAR): Adjust.
11309 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11310 (num_referenced_vars): Adjust.
11311 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11312 (first_referenced_var): Remove.
11313 (end_referenced_vars_p): Likewise.
11314 (next_referenced_var): Likewise.
11315 (referenced_var_iterator_set): New helper function.
11316 * tree-dfa.c (referenced_var_lookup): Adjust.
11317 (referenced_var_check_and_insert): Likewise.
11318 (remove_referenced_var): Likewise.
11319 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11320 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11321 (verify_call_clobbering): Likewise.
11322 (verify_memory_partitions): Likewise.
11323 (init_tree_ssa): Allocate bitmap instead of hashtable for
11325 (delete_tree_ssa): Adjust.
11326 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11327 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11328 (compute_tag_properties): Likewise.
11329 (set_initial_properties): Likewise.
11330 (find_partition_for): Likewise.
11331 (update_reference_counts): Likewise.
11332 (dump_may_aliases_for): Likewise.
11333 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11334 (add_call_clobber_ops): Likewise.
11335 (add_call_read_ops): Likewise.
11336 (get_asm_expr_operands): Likewise.
11337 * tree-into-ssa.c (dump_decl_set): Likewise.
11338 (update_ssa): Likewise.
11339 * tree-sra.c (scan_function): Likewise.
11340 (decide_instantiations): Likewise.
11341 (scalarize_parms): Likewise.
11342 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11343 (dsa_named_for): Likewise.
11344 * tree-ssa-structalias.c (update_alias_info): Likewise.
11345 (merge_smts_into): Likewise.
11347 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11350 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11351 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11352 * alias.h (nonoverlapping_memrefs_p): Likewise.
11354 2008-02-25 Jan Beulich <jbeulich@novell.com>
11356 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11357 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11358 __emultls_get_address, __emultls_register_common,
11359 __floatundi?f, and _Unwind_GetIPInfo.
11360 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11361 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11362 (gen_regparm_prefix): Likewise.
11363 (i386_nlm_encode_section_info): Sync with
11364 config/i386/winnt.c:i386_pe_encode_section_info().
11365 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11366 i386_nlm_mangle_decl_assembler_name): New.
11367 (netware_override_options): New.
11368 * config/i386/netware.h (netware_override_options): Declare.
11369 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11370 (i386_nlm_mangle_decl_assembler_name): Declare.
11371 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11373 2008-02-25 Ben Elliston <bje@au.ibm.com>
11376 * c-decl.c (grokdeclarator): Remove unused local variables
11377 `typedef_type' and `type_as_written'.
11379 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11380 unused local variable `has_hot_blocks'.
11381 (fix_crossing_conditional_branches): Remove unused local variable
11384 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11386 PR middle-end/19984
11387 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11388 using DEF_C99_BUILTIN.
11389 (BUILT_IN_NANF): Ditto.
11390 (BUILT_IN_NANL): Ditto.
11392 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11393 Revital Eres <eres@il.ibm.com>
11395 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11396 regarding the order of two dependent insns in the same row.
11398 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11400 * stor-layout.c (layout_decl): Do not bump the alignment of a
11401 bit-field to more than byte alignment if it is packed.
11403 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11405 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11408 2008-02-24 Diego Novillo <dnovillo@google.com>
11410 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11413 * tree-vrp.c (vrp_evaluate_conditional): With
11414 -Wtype-limits, emit a warning when comparing against a
11415 constant outside the natural range of OP0's type.
11416 * c.opt (Wtype-limits): Move ...
11417 * common.opt (Wtype-limits): ... here.
11419 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11421 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11422 * config/rs6000/e300c2c3.md: New file.
11423 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11425 (rs6000_override_options): Add e300c2 and e300c3 cases to
11426 processor_target_table. Do not allow usage of Altivec or Spe
11427 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11428 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11429 * config/rs6000/rs6000.h (processor_type): Add
11430 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11431 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11432 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11433 and ppce300c3. Include e300c2c3.md.
11435 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11437 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11438 instead of TARGET_STRICT_ALIGN.
11440 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11442 * explow.c (memory_address): Assert that the generated address is
11445 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11448 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11449 * config/darwin-ppc-ldouble-patch.def: New file.
11450 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11451 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11452 SUBTARGET_INIT_BUILTINS if defined.
11453 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11456 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11459 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11460 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11462 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11465 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11466 file" warning condtional on -Winvalid-PCH.
11468 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11470 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11472 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11476 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11477 prevent reload from using MMX registers.
11478 (*mov<mode>_internal): Ditto.
11479 (*movv2sf_internal_rex64): Ditto.
11480 (*movv2sf_internal): Ditto.
11482 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11484 PR documentation/31569
11485 * doc/install.texi2html: Use makeinfo --no-number-sections.
11487 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11489 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11490 ensure that we can address an entire entity > 8 bytes. Don't
11491 generate reg+reg addressing for such data.
11493 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11495 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11496 strings when optimizing for size, unless the target cares about
11499 2008-02-22 Tom Tromey <tromey@redhat.com>
11501 * regclass.c (current_pass): Remove declaration.
11503 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11505 * config/avr/libgcc.S (__RAMPZ__): Define.
11506 (__do_copy_data): Add for devices with 128KB code memory.
11508 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11510 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11512 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11514 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11516 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11519 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11522 * c-typeck.c (build_binary_op): Warn about floating point
11523 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11525 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11528 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11529 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11531 (rs6000_override_options): Set altivec_abi as default, not override,
11532 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11533 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11534 is used; use new member spe_abi.
11535 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11536 spe_abi and altivec_abi.
11538 2008-02-22 Tomas Bily <tbily@suse.cz>
11540 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11542 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11545 * config.build (build_file_translate): Set to `CMD //c' only if
11547 * Makefile.in (build_file_translate): Improve comment.
11549 2008-02-21 Jan Hubicka <jh@suse.cz>
11551 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11552 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11553 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11555 2008-02-21 Michael Matz <matz@suse.de>
11558 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11560 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11562 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11563 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11564 as insn constraint.
11565 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11566 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11567 SSE_VEC_FLOAT_MODE_P as insn constraint.
11568 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11569 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11570 sse4a_movntdf using MODEF mode iterator.
11571 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11572 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11573 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11574 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11575 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11576 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11577 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11579 2008-02-21 Richard Guenther <rguenther@suse.de>
11581 * tree.def (PAREN_EXPR): New tree code.
11582 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11584 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11585 * expr.c (expand_expr_real_1): Likewise.
11586 * tree-inline.c (estimate_num_insns_1): Likewise.
11587 * tree-complex.c (expand_complex_move): Likewise.
11588 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11591 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11594 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11596 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11599 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11601 * config/sh/sh.c (find_barrier): Don't go past
11602 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11604 2008-02-20 DJ Delorie <dj@redhat.com>
11606 * config/h8300/h8300.md (insv): Force source operand to be a register.
11608 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11609 as a jump, not as a plain insn.
11611 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11613 * doc/invoke.texi (Warning Options): Add new option
11614 -Wframe-larger-than=.
11615 (-Wframe-larger-than): Document.
11617 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11618 Add declarations for new option variables.
11620 * final.c (final_start_function): Check the frame size
11621 before emission and issue a Wframe-larger-than warning.
11623 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11624 Add definitions for new option variables.
11625 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11627 * common.opt (Wframe-larger-than=): New option.
11629 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11631 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11632 (<sse>_div<mode>3): Ditto.
11633 (<sse>_vmdiv<mode>3): Ditto.
11634 (<sse>_vmsqrt<mode>2): Ditto.
11635 (*smax<mode>3): Ditto.
11636 (sse5_frcz<mode>2): Ditto.
11637 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11638 as insn constraint.
11640 2008-02-20 Richard Guenther <rguenther@suse.de>
11642 PR middle-end/35265
11643 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11644 be happy with INTEGRAL_TYPE_P.
11646 2008-02-20 Richard Guenther <rguenther@suse.de>
11648 * fold-const.c (split_tree): Associate floatig-point expressions
11649 if flag_associative_math is set.
11651 2008-02-20 Richard Guenther <rguenther@suse.de>
11653 * tree.h (fold_real_zero_addition_p): Declare.
11654 * fold-const.c (fold_real_zero_addition_p): Export.
11655 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11656 floating-point operations with zero and one.
11658 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11660 * doc/install.texi: Correct references to CFLAGS, replacing them
11661 with BOOT_CFLAGS. Document flags used during bootstrap for
11664 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11666 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11667 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11668 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11670 (smin<mode>3): Ditto from similar patterns.
11671 (smax<mode>3): Ditto.
11672 (*ieee_smin<mode>3): Ditto.
11673 (*ieee_smax<mode>3): Ditto.
11674 * config/i386/sse.md (sse): New mode attribute.
11675 (mov<mode>): Macroize expander from movv4sf and movv2df using
11676 SSEMODEF2P mode iterator.
11677 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11678 SSE_VEC_FLOAT_MODE_P as insn constraint.
11679 (storent<mode>): Ditto.
11680 (storent<mode>): Macroize expander from storentsf and storentdf using
11681 MODEF mode iterator.
11682 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11683 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11684 (abs<mode>2): Ditto from similar patterns.
11685 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11686 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11687 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11688 (<sse>_vmsqrt<mode>2): Ditto.
11689 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11690 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11691 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11692 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11693 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11694 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11695 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11697 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11698 iterator and SSE_FLOAT_MODE_P as insn constraint.
11699 (<sse>_ucomi): Ditto from similar patterns.
11700 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11701 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11702 SSE_VEC_FLOAT_MODE_P as insn constraint.
11703 (vcond<mode>): Ditto from similar patterns.
11704 (and<mode>3, *and<mode>3): Ditto.
11705 (<sse>_nand<mode>3): Ditto.
11706 (ior<mode>3, *ior<mode>3): Ditto.
11707 (xor<mode>3, *xor<mode>3): Ditto.
11708 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11709 iterator and SSE_FLOAT_MODE_P as insn constraint.
11710 (*nand<mode>3): Ditto from similar patterns.
11711 (*ior<mode>3): Ditto.
11712 (*xor<mode>3): Ditto.
11714 2008-02-20 Ira Rosen <irar@il.ibm.com>
11716 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11717 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11718 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11720 2008-02-19 Jan Hubicka <jh@suse.cz>
11722 * predict.c (tree_bb_level_predictions): Remove variable next
11723 mistakely introduced by previous commit.
11725 2008-02-19 Jan Hubicka <jh@suse.cz>
11727 * predict.c (predict_paths_leading_to): Rewrite.
11728 (predict_paths_for_bb): New.
11729 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11731 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11734 * Makefile.in (build_file_translate): New.
11735 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11736 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11737 * configure.ac (build_file_translate): Substitute it.
11738 * configure: Regenerate.
11740 2008-02-19 Jan Hubicka <jh@suse.cz>
11742 PR rtl-optimization/34408
11743 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11746 2008-02-19 Jan Hubicka <jh@suse.cz>
11748 PR middle-end/28779
11749 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11752 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11755 * config/i386/i386-modes.def: Revert the last DI alignment
11756 change until Ada people can look into it.
11758 2008-02-19 Nick Clifton <nickc@redhat.com>
11760 * opts.c (print_specific_help): Fix typo in --help text.
11762 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11765 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11766 32-bit inline asm without asm alternatives for host GCC < 3.0.
11768 2008-02-19 Richard Guenther <rguenther@suse.de>
11770 PR tree-optimization/34989
11771 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11772 Allow propagation to INDIRECT_REF if we can simplify only.
11774 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11776 * c-common.c (warn_for_collisions_1): Use appropriate option when
11779 2008-02-19 Nick Clifton <nickc@redhat.com>
11782 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11783 (handle_options): Fix indentation.
11784 (print_filtered_help): If no language-specific options were
11785 displayed tell the user how to list all the options supported by
11786 the language's front-end.
11787 (print_specific_help): Fix indentation and remove duplicate line.
11788 (common_handle_option): Handle the -v option.
11789 For --help enable the display of undocumented options if the -v
11790 switch has been included on the command line.
11791 For --help= check for overlaps in the arguments between the option
11792 classes and the language names and issue a warning when they
11793 cannot be disambiguated.
11794 * c.opt (v): Pass on to the common option handler.
11796 2008-02-19 Revital Eres <eres@il.ibm.com>
11798 * modulo-sched.c (sms_schedule): Change dump message when
11799 create_ddg function fails.
11800 (try_scheduling_node_in_cycle): Rename row to cycle.
11801 (print_partial_schedule): Rename CYCLE to ROW.
11803 2008-02-19 Christian Bruel <christian.bruel@st.com>
11804 Zdenek Dvorak <ook@ucw.cz>
11806 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11808 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11811 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11812 (*x86_movdicc_0_m1_se): Ditto.
11814 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11816 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11817 (CMPtype): Define as __gcc_CMPtype.
11818 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11819 (CMPtype): Define as __gcc_CMPtype.
11821 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11823 Support valgrind 3.3 for --enable-checking=valgrind.
11824 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11826 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11827 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11828 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11829 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11830 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11831 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11832 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11834 * ggc-zone.c: Similar.
11835 * ggc-page.c: Similar.
11837 2008-02-19 Paul Brook <paul@codesourcery.com>
11840 * config/arm/ieee754-df.S: Fix do_it typo.
11841 * config/arm/ieee754-sf.S: Fix do_it typo.
11843 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11846 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11847 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11848 (OPTION_MASK_ISA_SSE_SET): Likewise.
11849 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11850 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11851 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11852 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11853 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11854 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11855 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11856 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11857 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11858 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11859 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11860 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11861 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11862 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11863 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11864 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11865 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11866 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11867 (OPTION_MASK_ISA_SSE4): Removed.
11868 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11869 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11870 (override_options): Don't turn on implied SSE/MMX bits in
11873 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11875 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11878 2008-02-18 Joey Ye <joey.ye@intel.com>
11880 PR middle-end/34921
11881 * tree-nested.c (insert_field_into_struct): Set type alignment
11882 to field alignment if the former is less than the latter.
11884 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11886 * BASE-VER: Set to 4.4.0.
11888 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11890 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11891 * doc/cfg.texi: Likewise.
11892 * doc/extend.texi: Likewise.
11893 * doc/gty.texi: Likewise.
11894 * doc/invoke.texi: Likewise.
11895 * doc/loop.texi: Likewise.
11896 * doc/md.texi: Likewise.
11897 * doc/passes.texi: Likewise.
11898 * doc/rtl.texi: Likewise.
11899 * doc/sourcebuild.texi: Likewise.
11900 * doc/tm.texi: Likewise.
11901 * doc/tree-ssa.texi: Likewise.
11903 2008-02-17 Richard Guenther <rguenther@suse.de>
11905 PR middle-end/35227
11906 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11907 without default definition.
11909 2008-02-17 Richard Guenther <rguenther@suse.de>
11911 PR tree-optimization/35231
11912 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11915 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11918 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11919 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11920 libgcc_cmp_return mode.
11922 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11925 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11927 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11929 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11932 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11934 * doc/c-tree.texi: Use `@.' where appropriate.
11935 * doc/extend.texi: Likewise.
11936 * doc/install.texi: Likewise.
11937 * doc/invoke.texi: Likewise.
11938 * doc/loop.texi: Likewise.
11939 * doc/makefile.texi: Likewise.
11940 * doc/md.texi: Likewise.
11941 * doc/passes.texi: Likewise.
11942 * doc/standards.texi: Likewise.
11943 * doc/tm.texi: Likewise.
11945 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11947 PR middle-end/35196
11948 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11950 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11951 rather than in entry_bb.
11953 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11955 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11956 libgcc_cmp_return mode.
11958 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11960 PR middle-end/35130
11961 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11962 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11964 2008-02-15 Richard Guenther <rguenther@suse.de>
11965 Zdenek Dvorak <ook@ucw.cz>
11967 PR tree-optimization/35164
11968 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11969 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11970 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11971 Only propagate addresses which do not have abnormal SSA_NAMEs
11974 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11977 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11979 2008-02-15 Jan Hubicka <jh@suse.cz>
11981 PR middle-end/35149
11982 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11984 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11986 PR middle-end/34621
11987 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11988 when calculating alignment_pad.
11990 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11992 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11993 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11994 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11995 and STACK_BOUNDARY define.
11997 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11999 PR preprocessor/35061
12000 * c-pragma.c (handle_pragma_pop_macro): Check that
12001 pushed_macro_table has been allocated.
12003 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12005 PR middle-end/35136
12006 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12007 (force_gimple_operand): Likewise.
12008 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12009 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12010 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12011 (find_interesting_uses_address): Check addressability and alignment
12012 of the base expression only after substituting bases of IVs into it.
12014 2008-02-14 Michael Matz <matz@suse.de>
12017 * function.c (instantiate_virtual_regs_in_insn): Reload address
12018 before falling back to reloading the whole operand.
12020 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12022 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12023 before the first section switch note.
12025 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12027 * doc/bugreport.texi: Update copyright years.
12028 * doc/c-tree.texi: Likewise.
12029 * doc/cfg.texi: Likewise.
12030 * doc/cpp.texi: Likewise.
12031 * doc/cppinternals.texi: Likewise.
12032 * doc/fragments.texi: Likewise.
12033 * doc/frontends.texi: Likewise.
12034 * doc/gcc.texi: Likewise.
12035 * doc/gty.texi: Likewise.
12036 * doc/hostconfig.texi: Likewise.
12037 * doc/implement-c.texi: Likewise.
12038 * doc/libgcc.texi: Likewise.
12039 * doc/loop.texi: Likewise.
12040 * doc/makefile.texi: Likewise.
12041 * doc/options.texi: Likewise.
12042 * doc/passes.texi: Likewise.
12043 * doc/rtl.texi: Likewise.
12044 * doc/sourcebuild.texi: Likewise.
12045 * doc/standards.texi: Likewise.
12046 * doc/tree-ssa.texi: Likewise.
12047 * doc/trouble.texi: Likewise.
12049 * doc/extend.texi: Use @: or add comma where appropriate.
12050 * doc/invoke.texi: Likewise.
12051 * doc/tm.texi: Likewise.
12053 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12056 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12059 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12061 * doc/md.texi (clz, ctz): Add reference.
12062 * doc/rtl.texi (clz, ctz): Likewise.
12064 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12067 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12070 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12072 * config/s390/s390.c (struct constant_pool): New field
12073 emit_pool_after added.
12074 (s390_mainpool_start): Set the emit_pool_after flag according
12075 to the section switch notes.
12076 (s390_mainpool_finish): Consider emit_pool_after when emitting
12077 the literal pool at the end of the function.
12078 (s390_chunkify_start): Force literal pool splits at section
12081 2008-02-13 Michael Matz <matz@suse.de>
12084 * var-tracking.c (clobber_variable_part): Correctly traverse the
12087 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12090 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12091 Add -fdump-ipa-inline.
12092 * tree-dump.c (dump_files): Remove tree-inlined dump.
12093 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12095 2008-02-12 Richard Guenther <rguenther@suse.de>
12097 PR tree-optimization/35171
12098 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12101 2008-02-12 Richard Guenther <rguenther@suse.de>
12103 PR middle-end/35163
12104 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12105 value-preserving mode. Disallow final truncation.
12107 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12109 PR middle-end/35136
12110 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12111 code from here to...
12112 (force_gimple_operand): ...here.
12114 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12117 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12118 non-compatible pointers.
12119 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12120 different FIELD_DECLs, try harder by comparing field offsets, sizes
12123 PR inline-asm/35160
12124 * function.c (match_asm_constraints_1): Don't replace the same input
12127 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12129 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12130 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12131 (expand_epilogue): Restore RAMPZ register.
12132 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12134 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12136 * config/i386/cygwin.asm: (__alloca): Correct calling
12137 convention and alignment.
12138 (__chkstk): Force 8 byte stack alignment.
12140 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12141 Richard Guenther <rguenther@suse.de>
12143 PR tree-optimization/33992
12144 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12145 the zero we compare against.
12147 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12149 PR libfortran/35063
12150 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12151 to CloseHandle after unlocking to prevent accumulation of handle
12154 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12156 PR middle_end/34150
12157 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12158 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12159 and update LABEL_NUSES during and after reload.
12161 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12163 PR middle-end/34627
12164 * combine.c (simplify_if_then_else): Make sure the comparison is
12165 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12167 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12170 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12171 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12172 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12173 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12174 * tree.h (get_type_static_bounds): Likewise.
12176 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12178 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12179 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12180 Make -Wfoo language annotations match what the compiler outputs.
12182 2008-02-08 Sa Liu <saliu@de.ibm.com>
12184 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12185 intrinsics spu_convts, spu_convtu, spu_convtf.
12187 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12189 * doc/extend.texi (Function Attributes) <noinline>: Mention
12190 asm ("") as method to keep calls.
12192 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12195 * doc/options.texi (Options): Replace references to opts.sh with
12197 * opts-common.c: Likewise.
12198 * optc-gen.awk: Likewise.
12200 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12202 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12204 2008-02-07 Richard Henderson <rth@redhat.com>
12207 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12208 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12211 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12213 PR tree-optimization/35085
12214 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12215 for operand entry oe2 in addition to operand entry oe3 in order to
12216 expose more opportunities for vectorizer sum reduction.
12218 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12221 * Makefile.in (LIBS): Remove $(GMPLIBS).
12222 (cc1-dummy, cc1): Add $(GMPLIBS).
12224 2008-02-06 Jan Hubicka <jh@suse.cz>
12227 * i386.md (moddf_integer): Do not produce partial memory stalls for
12228 targets where it hurts.
12230 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12233 * optabs.c (expand_float): Do not check for decimal modes when
12234 expanding unsigned integer through signed conversion.
12236 2008-02-06 Nick Clifton <nickc@redhat.com>
12238 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12239 inside the clobber with a match_operand and duplicated operand
12240 number in the constraint.
12241 (ineqbranchsi): Delete redundant comment.
12243 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12245 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12246 builtin_define ("__USE_INIT_FINI__").
12247 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12249 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12251 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12253 PR documentation/30330
12254 * doc/invoke.texi (C++ Dialect Options)
12255 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12256 For each warning option -Wfoo that allows -Wno-foo, ensure both
12257 -Wfoo and -Wno-foo are listed in the option index. Fix index
12258 entry of -Wswitch-default, index -Wnormalized= including the
12259 `=', and -Wlarger-than-@var{len} including @var{len}.
12261 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12263 * config/i386/i386.md (floatunssisf2): Use
12264 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12265 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12266 Macroize expander using MODEF mode iterator.
12268 2008-02-05 Diego Novillo <dnovillo@google.com>
12270 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12273 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12275 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12278 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12280 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12283 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12284 to indicate if a message should be generated.
12285 (init_cumulative_args): Updated.
12286 (function_value_32): Likewise.
12288 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12290 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12292 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12295 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12296 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12298 2008-02-04 Diego Novillo <dnovillo@google.com>
12300 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12303 * tree-vrp.c (vrp_evaluate_conditional): With
12304 -Wtype-limits, emit a warning when comparing against a
12305 constant outside the natural range of OP0's type.
12307 2008-02-04 Richard Guenther <rguenther@suse.de>
12309 PR middle-end/33631
12310 * expr.c (count_type_elements): Give for unions instead of
12313 2008-02-04 Richard Guenther <rguenther@suse.de>
12315 PR middle-end/35043
12316 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12317 to TYPE_DOMAINs base type instead of using bitsizetype here.
12319 2008-02-03 Jason Merrill <jason@redhat.com>
12321 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12323 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12326 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12327 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12328 (RS/6000 and PowerPC Options): Fix typos and markup.
12329 * doc/passes.texi (Tree-SSA passes): Likewise.
12331 2008-02-02 Michael Matz <matz@suse.de>
12334 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12335 from record_last_reg_set_info.
12336 (record_last_reg_set_info): Take an RTX argument, iterate over all
12337 constituent hardregs.
12338 (record_last_set_info, record_opr_changes): Change calls to
12339 new signature or to record_last_reg_set_info_regno.
12341 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12343 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12345 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12347 PR rtl-optimization/34773
12348 * reg-notes.def (EQUAL): Mention significance of combination of
12349 REG_EQUAL and REG_RETVAL.
12350 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12351 insn that has a REG_RETVAL.
12353 2008-02-01 Roger Sayle <roger@eyesopen.com>
12356 * configure.ac (--enable-fixed-point): Disable unless explicitly
12358 * configure: Regenerate.
12360 2008-02-01 Richard Guenther <rguenther@suse.de>
12363 * invoke.texi (-finline-limit): Remove no longer true parts
12364 of the documentation. Note that there is no default value.
12366 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12367 Mark Mitchell <mark@codesourcery.com>
12368 Ben Elliston <bje@au.ibm.com>
12371 * doc/extend.texi (Other Builtins): Document.
12373 2008-01-31 Tom Browder <tom.browder@gmail.com>
12375 * doc/c-tree.texi (Types): Fix grammar.
12376 (Expression trees): Ditto.
12377 * doc/passes.texi (Tree-SSA passes): Ditto.
12379 * doc/configterms.texi (Configure Terms): Fix typo.
12380 * doc/cpp.texi (Common Predefined Macros): Ditto.
12381 * doc/md.texi (Machine Constraints): Ditto.
12383 * doc/makefile.texi (Makefile): Add comma.
12385 2008-01-31 Tom Browder <tom.browder@gmail.com>
12386 Gerald Pfeifer <gerald@pfeifer.com>
12388 * doc/sourcebuild.texi (Front End): Remove references to CVS
12389 and CVSROOT/modules.
12390 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12391 (Back End): Remove reference to CVS.
12393 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12396 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12398 (mips16_gp_pseudo_reg): ...here.
12399 * config/mips/mips.md (load_const_gp): Replace with...
12400 (load_const_gp_<mode>): ...this :P-based insn.
12402 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12404 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12405 options. Minor fixes.
12406 (-std): Move reference to standards closer to where language
12407 standards are first mentioned.
12409 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12411 PR rtl-optimization/34995
12412 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12413 parameter and return a bool. If the rtx parameter is nonnull,
12414 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12415 (find_reloads): Update call accordingly. Pass the new operand
12416 if it needed no address reloads, otherwise pass null.
12418 2008-01-30 Richard Henderson <rth@redhat.com>
12421 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12422 for unbounded arrays.
12424 2008-01-30 Silvius Rus <rus@google.com>
12426 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12428 2008-01-30 Jan Hubicka <jh@suse.cz>
12431 * i386.c (init_cumulative_args): Use real function declaration when
12434 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12436 PR rtl-optimization/34998
12437 * global.c (build_insn_chain): Treat non-subreg_lowpart
12438 SUBREGs of pseudos as clobbering all the words covered by the
12439 SUBREG, not just all the bytes.
12440 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12441 original df_ref rather than an extract parameter.
12442 (global_conflicts): Update call accordingly.
12444 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12446 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12447 the overflow check to make it easier to read.
12448 (__fixtfdi): Change the type of the ll member in union
12449 long_double to UDItype_x.
12451 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12453 PR middle-end/34969
12454 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12455 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12456 * tree-inline.c (fold_marked_statements): Call
12457 cgraph_update_edges_for_call_stmt if folding a call statement.
12458 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12459 debug_generic_stmt calls, reset it back afterwards.
12462 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12464 * c-typeck.c (build_external_ref): Don't pedwarn about
12465 static vars in current function's scope.
12467 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12469 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12471 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12474 * ipa-struct-reorg.c: Fix spelling.
12475 * params.def: Ditto.
12477 2008-01-29 Richard Guenther <rguenther@suse.de>
12479 PR middle-end/35006
12480 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12482 * tree-inline.c (remap_type): Increment remapping_type_depth
12483 around remapping types.
12484 (copy_body_r): Only add referenced variables if they are referenced
12485 from code, not types.
12487 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12498 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12499 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12501 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12504 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12505 pointer for tiny stack.
12507 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12509 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12511 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12513 * config/vx-common.h: Fix typo in comment.
12515 2008-01-28 Ian Lance Taylor <iant@google.com>
12519 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12520 coalesce pointers if they have different DECL_NO_TBAA_P values.
12521 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12522 between variables with different DECL_NO_TBAA_P values.
12524 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12527 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12528 are not legitimate small data references on SPE targets.
12530 2008-01-28 David Daney <ddaney@avtrex.com>
12532 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12534 2008-01-28 David Daney <ddaney@avtrex.com>
12536 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12538 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12540 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12541 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12542 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12543 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12544 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12545 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12546 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12547 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12549 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12551 * basic-block.h (condjump_equiv_p): Fix comment.
12553 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12555 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12556 print_generic_stmt_indented): Fix comment.
12558 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12560 * configure.ac (__stack_chk_fail): Add detecion for availability
12561 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12562 * configure: Regenerate.
12564 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12566 PR middle-end/34688
12567 * final.c (output_addr_const): Handle TRUNCATE.
12569 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12572 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12573 (zero_cost, infinite_cost): New constants.
12574 (struct cost_pair): Change type of cost to comp_cost.
12575 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12576 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12578 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12579 split_address_cost, ptr_difference_cost, difference_cost,
12580 get_computation_cost_at, get_computation_cost,
12581 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12582 determine_use_iv_cost_condition, determine_use_iv_costs,
12583 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12584 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12585 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12586 Change type of cost to comp_cost.
12587 (determine_iv_cost): Increase cost of non-original ivs, instead
12588 of decreasing the cost of original ones.
12589 (get_address_cost): Indicate the complexity of the addressing mode
12591 (try_add_cand_for): Prefer using ivs not specific to some object.
12592 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12594 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12595 Janis Johnson <janis187@us.ibm.com>
12598 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12599 (TARGET_INSTANTIATE_DECLS): Likewise.
12600 * target.h (expand_to_rtl_hook): New target hook.
12601 (instantiate_decls): Likewise.
12602 * function.c (instantiate_decl): Make non-static. Rename to...
12603 (instantiate_decl_rtl): ... this.
12604 (instantiate_expr): Use instantiate_decl_rtl.
12605 (instantiate_decls_1): Likewise.
12606 (instantiate_decls): Likewise.
12607 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12608 * function.h (instantiate_decl_rtl): Add prototype.
12609 * cfgexpand.c (target.h): New include.
12610 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12611 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12612 (TARGET_INSTANTIATE_DECLS): Likewise.
12613 (TARGET_INITIALIZER): New target hooks added.
12614 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12616 * config/rs6000/rs6000.c (tree-flow.h): New include.
12617 (machine_function): Add sdmode_stack_slot field.
12618 (rs6000_alloc_sdmode_stack_slot): New function.
12619 (rs6000_instantiate_decls): Likewise.
12620 (rs6000_secondary_memory_needed_rtx): Likewise.
12621 (rs6000_check_sdmode): Likewise.
12622 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12623 (TARGET_INSTANTIATE_DECLS): Likewise.
12624 (rs6000_hard_regno_mode_ok): Allow SDmode.
12625 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12626 (rs6000_emit_move): Handle SDmode.
12627 (function_arg_advance): Likewise.
12628 (function_arg): Likewise.
12629 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12630 SDmode var args for 32-bit compiles.
12631 (rs6000_secondary_reload_class): Handle SDmode.
12632 (rs6000_output_function_epilogue): Likewise.
12633 (rs6000_function_value): Simplify if statement.
12634 (rs6000_libcall_value): Likewise.
12635 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12636 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12637 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12638 (movsd_hardfloat): New define_insn.
12639 (movsd_softfloat): Likewise.
12640 (movsd_store): Likewise.
12641 (movsd_load): Likewise.
12642 (extendsddd2): Likewise.
12643 (extendsdtd2): Likewise.
12644 (truncddsd2): Likewise.
12645 (movdd_hardfloat64): Fixup comment.
12646 (UNSPEC_MOVSD_LOAD): New constant.
12647 (UNSPEC_MOVSD_STORE): Likewise.
12649 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12652 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12654 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12655 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12656 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12657 and TRUTH_XOR_EXPR.
12659 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12662 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12663 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12664 __LONGDOUBLE128 too.
12665 * config/rs6000/aix61.h: New file.
12667 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12669 PR rtl-optimization/34959
12670 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12671 popcount and parity rtxes the same mode as their operand.
12672 Truncate or extend the result to the return value's mode
12675 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12678 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12679 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12680 to GOT_VERSION_REGNUM.
12681 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12682 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12683 * config/mips/mips.c (mips_emit_call_insn): New function.
12684 (mips_call_tls_get_addr): Call mips_expand_call directly.
12685 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12687 (mips16_build_call_stub): Likewise. Return the call insn or null.
12688 (mips_expand_call): Update the call to mips16_build_call_stub
12689 accordingly and a remove redundant condition. Assert that MIPS16
12690 stubs do not use lazy binding. Use mips_emit_call_insn and return
12692 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12694 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12695 (mips_avoid_hazard): Remove hazard_set handling.
12696 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12697 (UNSPEC_RESTORE_GP): ...this.
12698 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12699 (FAKE_CALL_REGNO): Rename to...
12700 (GOT_VERSION_REGNUM): ...this.
12701 (type): Add "ghost" value. Add an associated insn reservation.
12702 (hazard_set): Remove.
12703 (exception_receiver): Rename to...
12704 (restore_gp): ...this and update the unspec identifier accordingly.
12705 (exception_receiver, nonlocal_got_receiver): New expanders.
12706 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12707 FAKE_CALL_REGNO. Remove hazard_set attribute.
12708 (set_got_version, update_got_version): New patterns.
12710 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12713 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12715 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12718 * doc/install.texi2html: Generate gcc-vers.texi.
12720 2008-01-25 DJ Delorie <dj@redhat.com>
12722 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12724 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12726 * config/c4x: Remove directory.
12727 * config.gcc (crx-*, mt-*): Mark obsolete.
12728 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12729 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12730 sh-*-rtemscoff*): Remove cases.
12731 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12732 * real.c (encode_c4x_single, decode_c4x_single,
12733 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12734 c4x_extended_format): Remove.
12735 * real.h (c4x_single_format, c4x_extended_format): Remove.
12736 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12738 (Pragmas): Remove comment about c4x pragmas.
12739 * doc/install.texi (c4x): Remove target-specific instructions.
12740 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12741 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12742 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12743 refer to C4x source files as examples.
12744 (C4X_FLOAT_FORMAT): Remove documentation.
12746 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12748 * config/bfin/bfin.c (override_options): Reorder tests so that
12749 flag_pic gets enabled for -msep-data.
12751 2008-01-25 Richard Guenther <rguenther@suse.de>
12753 PR middle-end/32244
12754 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12755 to its bitfield precision if required.
12757 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12759 PR middle-end/33880
12760 * tree-nested.c (walk_omp_for): New function.
12761 (convert_nonlocal_reference, convert_local_reference): Call
12762 walk_omp_for on OMP_FOR.
12763 (convert_call_expr): Call walk_body on OMP_FOR's
12764 OMP_FOR_PRE_INIT_BODY.
12766 2008-01-25 Richard Guenther <rguenther@suse.de>
12768 PR tree-optimization/34966
12769 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12770 default defs and PHI_NODEs we have to insert after the
12771 defining statement.
12773 2008-01-24 Nick Clifton <nickc@redhat.com>
12775 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12776 Provide a default definition.
12777 (LIBGCC2_UNITS_PER_WORD): Likewise.
12779 * config/stormy16/stormy16.c: Include df.h for the prototype
12780 for df_regs_ever_live_p.
12781 (xstormy16_expand_builtin_va_start): Convert the stack offset
12782 into a component_ref and then use POINTER_PLUS_EXPR to add it
12783 to the incoming_virtual_args_rtx.
12784 (xstormy16_gimplify_va_arg_expr): Rename to
12785 xstormy16_gimplify_va_arg_expr.
12786 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12787 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12788 xstormy16_gimplify_va_arg_expr.
12789 Fix up some formatting issues.
12791 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12792 Move to predicates.md.
12793 (xs_hi_general_operand): Likewise.
12794 (xs_hi_nonmemory_operand): Likewise.
12795 * config/stormy16/predicates.md:
12796 (xstormy16_carry_plus_operand): New predicate.
12797 (xs_hi_general_operand): New predicate.
12798 (xs_hi_nonmemory_operand): New predicate.
12799 * config/stormy16/stormy16-protos.h:
12800 (xstormy16_carry_plus_operand): Delete prototype.
12801 (xs_hi_general_operand): Likewise.
12802 (xs_hi_nonmemory_operand): Likewise.
12804 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12805 modifiers as they are no longer needed and they can trigger
12806 reload spill failures.
12808 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12809 with a match_operand in order to help reload.
12811 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12812 constraint with 'e' for the 8th alternative as this version of
12813 the mov.w instruction only accepts the lower 8 registers.
12815 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12818 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12819 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12822 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12824 PR middle-end/33333
12825 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12827 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12829 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12831 (remove_structure): Update allocations list before removing structure.
12833 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12835 * ipa-struct-reorg.c (is_safe_cond_expr,
12836 create_new_stmts_for_cond_expr): Use integer_zerop function,
12837 that recognize not only zero-pointer, but zero-integer too.
12839 2008-01-25 Ben Elliston <bje@au.ibm.com>
12842 * fixproto: Escape "." in sed expression that strips leading "./".
12844 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12847 * gcc.c (SWITCH_OK): Removed.
12848 (SWITCH_LIVE): Changed to bit.
12849 (SWITCH_FALSE): Likewise.
12850 (SWITCH_IGNORE): Likewise.
12851 (switchstr): Change live_cond to unsigned int.
12852 (process_command): Replace SWITCH_OK with 0.
12853 (do_self_spec): Likewise.
12854 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12855 (give_switch): Likewise.
12856 (used_arg): Likewise.
12857 (do_spec_1): Set the SWITCH_IGNORE bit.
12858 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12859 bits. Set the SWITCH_LIVE bit.
12861 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12863 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12865 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12867 PR tree-optimization/34472
12868 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12869 parameter to a "bool *" and set *DATA to false if there is
12870 an unsafe access. Do not delete the structure here.
12871 (check_cond_exprs): Delete it here instead.
12872 (check_cond_exprs, exclude_cold_structs): Do not increase
12873 I when removing a structure.
12875 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12878 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12879 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12881 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12883 PR middle-end/34934
12884 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12885 a fixed vector for stack.
12887 2008-01-24 Ben Elliston <bje@au.ibm.com>
12890 * doc/gcc.texi (Software development): Add a direntry for g++.
12892 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12894 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12895 stale and straggling -fforce-addr comments above.
12897 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12899 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12900 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12902 2008-01-23 Michael Matz <matz@suse.de>
12905 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12908 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12910 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12911 malloc result type.
12913 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12915 * config/avr/avr.c (avr_current_arch): New variable.
12916 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12917 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12918 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12919 (avr_override_options): Init 'avr_current_arch'.
12920 (base_arch_s): Move from here...
12921 * config/avr/avr.h (base_arch_s): ... here. Add new members
12922 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12923 'mega' to 'have_jmp_call'.
12924 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12925 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12927 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12929 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12930 MULTILIB_MATCHES): (Ditto.).
12932 2008-01-23 Richard Guenther <rguenther@suse.de>
12934 PR middle-end/31529
12935 * cgraphunit.c (cgraph_reset_node): Always mark the node
12936 not reachable if it is not queued already.
12938 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12940 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12941 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12942 (cputype_selected): New static variable.
12943 (bfin_handle_option): Set it if -mcpu is used.
12944 (override_option): Select default set of workarounds if no cpu type
12945 selected on the command line.
12946 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12948 From Michael Frysinger <michael.frysinger@analog.com>
12949 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12950 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12952 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12953 for bf547, bf523, bf524, and bf526.
12954 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12956 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12957 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12958 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12959 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12960 * doc/invoke.texi (Blackfin Options): Document that
12961 -mcpu now accept bf547, bf523, bf524, and bf526.
12963 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12965 PR rtl-optimization/34628
12966 * combine.c (try_combine): Stop and undo after the first combination
12967 if an autoincrement side-effect on the first insn has effectively
12970 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12973 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12974 Offset addresses are not valid for Altivec or paired float modes.
12976 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12979 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12980 if DECL_INITIAL (decl) is error_mark_node.
12983 * c-common.c (handle_vector_size_attribute): Only allow
12984 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12985 the same way as pointer, array etc. types.
12986 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12989 * tree.c (build_type_attribute_qual_variant): Call
12990 build_qualified_type if attributes are equal, but quals are not.
12992 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12995 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12996 * flags.h (warn_strict_aliasing): Remove.
12997 (warn_strict_overflow): Remove.
12998 * opts.c (warn_strict_aliasing): Remove.
12999 (warn_strict_overflow): Remove.
13000 * c-opts.c (c_common_handle_option): -Wall only sets
13001 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13002 (c_common_post_options): Give default values to -Wstrict-aliasing
13003 and -Wstrict-overflow if they are uninitialized.
13004 * common.opt (Wstrict-aliasing): Specify Var and Init.
13005 (Wstrict-overflow): Likewise.
13007 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13009 PR rtl-optimization/26854
13010 PR rtl-optimization/34400
13011 PR rtl-optimization/34884
13012 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13014 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13015 (df_rd_bb_info.expanded_lr_out): Deleted
13016 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13017 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13018 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13019 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13020 Removed code to allocate, initialize or free expanded_lr_out.
13021 (df_rd_bb_local_compute_process_def): Restructured to make more
13023 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13024 sets if the sets are being trimmed.
13026 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13029 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13030 (as_vers): Likewise.
13031 * configure: Regenerated.
13033 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13035 PR middle-end/33092
13036 * tree-pass.h (pass_build_alias): New pass.
13037 * tree-ssa-alias.c (gate_build_alias): New.
13038 (pass_build_alias): New.
13039 * passes.c (init_optimization_passes): Add pass_build_alias after
13040 pass_create_structure_vars.
13042 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13044 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13045 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13046 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13047 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13048 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13049 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13050 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13051 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13052 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13053 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13054 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13055 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13056 * config/s390/s390.md (FP_ALL): New mode iterator.
13057 (_d): New mode attribute.
13058 ("*signbit<mode>2>"): Changed mode of first operand.
13059 ("isinf<mode>2"): Changed mode of first operand.
13060 ("*TDC_insn"): Adaptation for DFP modes.
13062 2008-01-22 Ben Elliston <bje@au.ibm.com>
13064 * tree.c (check_qualified_type): Improve function description.
13066 2008-01-21 Jason Merrill <jason@redhat.com>
13069 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13070 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13073 2008-01-21 DJ Delorie <dj@redhat.com>
13075 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13078 2008-01-21 Richard Guenther <rguenther@suse.de>
13080 PR middle-end/34856
13081 * tree-cfg.c (verify_expr): Allow all invariant expressions
13082 instead of just constant class ones as reference argument.
13083 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13084 like any other constant.
13085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13087 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13089 * regmove.c (fixup_match_1): Update call crossed frequencies.
13091 2008-01-21 Richard Guenther <rguenther@suse.de>
13094 * tree-inline.c (setup_one_parameter): Deal with mismatched
13095 types using a VIEW_CONVERT_EXPR.
13097 2008-01-21 Alon Dayan <alond@il.ibm.com>
13098 Olga Golovanevsky <olga@il.ibm.com>
13100 PR tree-optimization/34701
13101 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13102 when the structure size is not a power of 2.
13104 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13106 * doc/install.texi: Add doc for --enable-checking=df.
13108 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13110 PR rtl-optimization/34808
13111 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13113 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13115 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13118 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13120 PR rtl-optimization/26854
13121 PR rtl-optimization/34400
13122 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13124 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13125 (df_rd_bb_info.expanded_lr_out): New.
13126 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13127 * loop_iv.c (iv_analysis_loop_init): Ditto.
13128 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13129 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13130 Added code to allocate, initialize or free expanded_lr_out.
13131 (df_rd_bb_local_compute_process_def): Restructured to make
13132 more understandable.
13133 (df_rd_confluence_n): Add code to do nothing with fake edges and
13134 code to no apply invalidate_by_call sets if the sets are being trimmed.
13135 (df_lr_local_finalize): Renamed to df_lr_finalize.
13136 (df_live_local_finalize): Renamed to df_live_finalize.
13138 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13141 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13142 deciding whether to use reciprocal instructions.
13144 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13146 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13147 dwarf2out_note_section_used if cold_text_section is NULL.
13149 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13151 PR gcov-profile/34610
13152 * tree-cfg.c (make_edges): Mark both outgoing edges from
13153 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13154 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13155 from OMP_FOR and OMP_CONTINUE outgoing edges.
13157 * tree-profile.c (tree_profiling): Return early if
13158 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13160 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13161 from cfun to child_cfun.
13162 * function.h (struct function): Add after_tree_profile bit.
13164 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13166 * config/avr/avr.S (_exit): Disable interrupt.
13168 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13169 Steven Bosscher <stevenb.gcc@gmail.com>
13171 PR rtl-optimization/26854
13172 PR rtl-optimization/34400
13173 * df-problems.c (df_live_scratch): New scratch bitmap.
13174 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13175 (df_live_reset): Clear the proper bitmaps.
13176 (df_live_bb_local_compute): Only process the artificial defs once
13177 since the order is not important.
13178 (df_live_init): Init the df_live sets only with the variables
13179 found live by df_lr.
13180 (df_live_transfer_function): Use the df_lr sets to prune the
13181 df_live sets as they are being computed.
13182 (df_live_free): Free df_live_scratch.
13184 2008-01-18 Ian Lance Taylor <iant@google.com>
13186 * common.opt: Add fmerge-debug-strings.
13187 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13188 flag_merge_debug_strings rather than flag_merge_constants.
13189 * doc/invoke.texi (Option Summary): Mention
13190 -fmerge-debug-strings.
13191 (Debugging Options): Document -fmerge-debug-strings.
13193 2008-01-18 Ian Lance Taylor <iant@google.com>
13196 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13197 (struct tree_function_decl): Add new field operator_new_flag.
13198 * tree-inline.c (expand_call_inline): When inlining a call to
13199 operator new, force the return value to go into a variable, and
13200 set DECL_NO_TBAA_P on that variable.
13201 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13203 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13206 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13207 DWARF2_DEBUGGING_INFO.
13208 (dwarf2out_note_section_used): Ditto. Add prototype.
13209 (have_multiple_function_sections, text_section_used,
13210 cold_text_section_used, *cold_text_sections): Move declarations
13213 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13215 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13216 field and add signal_ra.
13217 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13218 assignments to frame state pc. Move end of stack check after
13219 MD_FALLBACK_FRAME_STATE_FOR.
13220 (uw_update_context_1): Use frame state signal_regs if set, instead
13221 of checking signal_frame flag.
13222 (uw_update_context): Use frame state signal_ra if set.
13223 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13224 * config/xtensa/linux-unwind.h: New file.
13226 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13228 * modulo-sched.c (get_sched_window): Fix comment typo.
13230 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13232 PR tree-optimization/34648
13233 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13235 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13237 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13238 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13240 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13242 PR rtl-optimization/34400
13243 * df-core.c (df_worklist_dataflow_overeager,
13244 df_worklist_dataflow_doublequeue): New functions.
13245 (df_worklist_dataflow): Two different worklist solvers.
13246 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13249 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13252 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13253 and ftree-parallelize-loops.
13255 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13257 PR rtl-optimization/34826
13258 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13260 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13262 * global.c (find_reg): Mark the eh regs as used if necessary.
13263 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13264 * ra.h (struct allocno): no_eh_reg field added. Changed
13265 no_stack_reg type to bitfield.
13267 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13269 * tree.c (substitute_in_expr): Add missing 'break'.
13271 2008-01-17 Richard Guenther <rguenther@suse.de>
13273 PR tree-optimization/34825
13274 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13275 x / x as division to handle.
13277 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13279 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13280 "-pthread" is specified.
13281 * pa-hpux11.h (LIB_SPEC): Likewise.
13283 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13284 Peter Bergner <bergner@vnet.ibm.com>
13286 PR rtl-optimization/33796
13287 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13289 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13291 PR libgfortran/34699
13292 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13294 * pa-hpux10.h (LINK_SPEC): Likewise.
13295 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13297 2008-01-16 Richard Guenther <rguenther@suse.de>
13299 PR middle-end/32628
13300 * fold-const.c (fold_convert_const_int_from_int): Do not
13301 set overflow if that occured only because of a sign extension
13302 change when converting from/to a sizetype with the same
13303 precision and signedness.
13305 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13308 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13309 location address to the correct place. Update copyright year.
13311 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13313 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13314 no dependences in the dependence_relations vector.
13316 2008-01-16 Jan Hubicka <jh@suse.cz>
13318 PR rtl-optimization/31396
13319 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13320 * cfg.c (dump_reg_info): Print it.
13321 * regs.h (struct reg_info_t): add freq_calls_crossed.
13322 (REG_FREQ_CALLS_CROSSED): New macro.
13323 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13324 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13325 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13326 regmove_optimize): Update call crossed frequencies.
13327 * local-alloc.c (struct qty): Add freq_calls_crossed.
13328 (alloc_qty): Copute freq_calls_crossed.
13329 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13330 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13331 * ra.h (struct allocno): Add freq_calls_crossed.
13333 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13335 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13336 libgomp when compiling with ftree-parallelize-loops.
13337 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13339 2008-01-16 Richard Guenther <rguenther@suse.de>
13341 PR tree-optimization/34769
13342 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13343 * tree.c (int_cst_value): Instead make this function more
13344 permissive in what it accepts as valid input. Document this
13345 function always sign-extends the value.
13347 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13348 Richard Guenther <rguenther@suse.de>
13351 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13352 (gimple_fold_indirect_ref_rhs): ... this.
13353 (gimple_fold_indirect_ref): New function with foldings
13354 that preserve lvalueness.
13355 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13356 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13357 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13358 to fold an INDIRECT_REF, fall back to the old use of
13359 fold_indirect_ref_1.
13361 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13363 * tree-data-ref.c (subscript_dependence_tester_1): Call
13364 free_conflict_function.
13365 (compute_self_dependence): Same.
13367 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13370 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13371 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13373 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13374 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13375 for DWARF2_UNWIND_INFO targets.
13377 2008-01-16 Richard Guenther <rguenther@suse.de>
13380 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13381 type qualifiers for function types.
13383 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13385 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13386 loop_iterator li from previous commit.
13388 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13390 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13392 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13394 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13395 (parallelize_loops): Don't parallelize irreducible components.
13397 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13400 * c-opts (c_common_post_options): Do not enable CPP
13401 flag_pedantic_errors by default.
13403 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13405 PR rtl-optimization/31944
13406 * cse.c (remove_pseudo_from_table): New function.
13407 (merge_equiv_classes): Use above function to remove pseudo-registers.
13408 (invalidate): Likewise.
13410 2008-01-13 Richard Guenther <rguenther@suse.de>
13412 PR middle-end/34601
13413 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13414 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13416 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13418 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13419 validate_change to unshare the source of the PC set.
13421 2008-01-12 Jan Hubicka <jh@suse.cz>
13423 PR middle-end/32135
13424 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13425 references above array bounds. This might trigger bounds checks for
13426 pointers to arrays.
13428 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13430 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13431 new_replaceable_dependencies.
13433 2008-01-12 Doug Kwan <dougkwan@google.com>
13435 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13436 instead of OPT_Wreturn_type in warning due to ignored return type
13438 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13439 options included in -Wextra.
13440 * c.opt: New option -Wignored_qualifiers.
13441 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13442 -Wignore_qualifiers.
13443 (-Wignored-qualifiers): Document.
13444 (-Wreturn-type): Remove description of functionality now handled
13445 by -Wignored-qualifiers.
13447 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13450 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13451 NOP_EXPR if it is between integral types with the same precision.
13453 2008-01-12 Jan Hubicka <jh@suse.cz>
13456 * invoke.texi (max-inline-recursive-depth): Fix default value.
13458 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13460 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13463 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13465 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13467 2008-01-11 James E. Wilson <wilson@specifix.com>
13470 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13472 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13474 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13475 save/restore frame pointer register and don't use 'call-prologues'
13476 optimization in function with "OS_task" attribute.
13478 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13480 PR middle-end/31309
13481 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13482 when copying to memory.
13484 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13486 PR rtl-optimization/30905
13487 * cfgcleanup.c: Include dce.h
13488 (crossjumps_occured): New global variable.
13489 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13490 If something changed, set crossjumps_occured to true.
13491 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13492 Don't add/remove fake edges to exit here...
13493 (cleanup_cfg): ...but do it here, when crossjumping.
13494 Run a fast DCE when successful crossjumps occured in the latest
13495 iteration of try_optimize_cfg.
13497 2008-01-11 Richard Guenther <rguenther@suse.de>
13499 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13500 (struct vn_unary_op_s): Likewise.
13501 (vn_reference_insert): Free old reference on hash collision.
13503 2008-01-10 Raksit Ashok <raksit@google.com>
13505 PR rtl-optimization/27971
13506 * combine.c (find_split_point): Split PLUS expressions which are
13507 inside a MEM rtx, and whose first operand is complex.
13509 2008-01-10 DJ Delorie <dj@redhat.com>
13511 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13512 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13513 (m32c_hard_regno_ok): Call the underlying function.
13515 2008-01-10 Richard Guenther <rguenther@suse.de>
13517 PR middle-end/34683
13518 * tree-cfg.c (tree_merge_blocks): Do not go through the
13519 full-blown folding and stmt updating path if we just deal
13520 with virtual operands.
13521 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13522 test for abnormal SSA_NAMEs.
13524 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13526 PR middle-end/34641
13527 * reload.c (push_reload): Add assertions. All constants from
13528 reg_equiv_constant should have been used for replacing the respective
13530 (find_reloads_address): Invoke find_reloads_address_part for
13531 constant taken from the reg_equiv_constant array.
13533 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13535 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13536 field (valnum) the first in the struct. Replace bools with
13539 2008-01-10 Richard Guenther <rguenther@suse.de>
13541 PR tree-optimization/34651
13542 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13543 types and ordering for masking and converting.
13545 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13547 PR tree-optimization/34017
13548 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13549 also for PHI_NODE expressions.
13551 2008-01-09 Jan Hubicka <jh@suse.cz>
13553 PR tree-optimization/34708
13554 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13555 based on number of case labels.
13556 (init_inline_once): Remove switch_cost.
13557 * tree-inline.h (eni_weights_d): Remove switch_cost.
13559 2008-01-09 Richard Guenther <rguenther@suse.de>
13560 Andrew Pinski <andrew_pinski@playstation.sony.com>
13562 PR middle-end/30132
13563 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13564 temporary if an rvalue is ok or an lvalue is not required.
13566 2008-01-09 Richard Guenther <rguenther@suse.de>
13568 PR middle-end/34458
13569 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13570 adjust return type.
13572 2008-01-09 Richard Guenther <rguenther@suse.de>
13574 PR middle-end/34679
13575 * tree.c (host_integerp): Check for sizetype only if the
13576 type is an integer type.
13578 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13581 * opts.c (decode_options): Disable inlining of functions called
13582 once if not in unit-at-a-time mode.
13584 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13586 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13588 2008-01-08 Richard Guenther <rguenther@suse.de>
13590 PR middle-end/31863
13591 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13592 out early if the result will be unused.
13594 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13599 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13600 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13603 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13605 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13606 for vectorization tuned.
13608 2008-01-08 Richard Guenther <rguenther@suse.de>
13610 PR tree-optimization/34683
13611 * tree-ssa-operands.c (operand_build_cmp): Export.
13612 * tree-ssa-operands.h (operand_build_cmp): Declare.
13613 * tree-vn.c (vuses_compare): Remove.
13614 (sort_vuses): Use operand_build_cmp.
13615 (sort_vuses_heap): Likewise.
13616 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13617 to re-use old VEC if available. Do not sort already sorted VUSEs.
13618 (vdefs_to_vec): Do not sort already sorted VDEFs.
13620 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13622 PR middle-end/34694
13623 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13625 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13628 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13629 limitations of reciprocal sequences on x86 targets.
13631 2008-01-08 Richard Guenther <rguenther@suse.de>
13633 PR tree-optimization/34683
13634 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13636 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13639 * config/darwin.c (darwin_mergeable_string_section): Don't use
13640 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13642 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13645 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13646 negxf2. Macroize expander using X87MODEF mode iterator. Change
13647 predicates of op0 and op1 to register_operand.
13648 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13649 expander using X87MODEF mode iterator. Change predicates of
13650 op0 and op1 to register_operand.
13651 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13652 corresponding patterns and macroize using MODEF macro. Change
13653 predicates of op0 and op1 to register_operand and remove
13654 "m" constraint. Disparage "r" alternative with "!".
13655 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13656 macroize using X87MODEF macro. Change predicates of op0 and op1
13657 to register_operand and remove "m" constraint. Disparage "r"
13658 alternative with "!".
13659 (absneg splitter with memory operands): Remove.
13660 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13661 patterns and macroize using X87MODEF mode iterator.
13662 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13663 Change predicate of op1 to register_operand.
13664 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13665 for memory operands.
13667 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13669 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13671 2008-01-07 Richard Guenther <rguenther@suse.de>
13673 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13676 2008-01-07 Richard Guenther <rguenther@suse.de>
13678 PR tree-optimization/34683
13679 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13680 VOPs of the needed size to save memory. Use VEC_quick_push
13681 to save compile-time.
13682 (vdefs_to_vec): Likewise.
13684 2008-01-07 Sa Liu <saliu@de.ibm.com>
13686 * config/spu/spu.md (divdf3): Genetate inline code for double
13687 division. The implementation doesn't handle INF or NAN, therefore it
13688 only applies when -ffinite-math-only is given.
13690 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13693 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13694 * doc/cpp.texi ([Common Predefined Macros]): Document.
13696 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13698 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13699 order to use commutative addition instead of subtraction.
13701 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13702 Mircea Namolaru <namolaru@il.ibm.com>
13703 Vladimir Yanovsky <yanov@il.ibm.com>
13704 Revital Eres <eres@il.ibm.com>
13706 PR tree-optimization/34263
13707 * tree-outof-ssa.c (process_single_block_loop_latch,
13708 contains_tree_r): New functions.
13709 (analyze_edges_for_bb): Call process_single_block_loop_latch
13710 function to empty single-basic-block latch block if possible.
13712 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13714 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13716 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13718 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13720 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13722 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13724 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13726 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13728 PR tree-optimization/34618
13729 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13732 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13735 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13736 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13737 Update copyright year.
13739 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13740 Update copyright year.
13741 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13744 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13746 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13747 edge does not point to current bb before changing need_assert.
13749 2008-01-04 Richard Guenther <rguenther@suse.de>
13751 PR middle-end/34029
13752 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13753 for verifying purposes if they are is_gimple_min_invariant.
13755 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13757 PR tree-optimization/34448
13758 PR tree-optimization/34465
13759 * gimplify.c (gimplify_init_constructor): Add new parameter
13760 notify_temp_creation. Use it.
13761 (gimplify_modify_expr_rhs): Take volatiles into account when
13762 optimizing constructors.
13763 Do not optimize constructors if gimplify_init_constructor will dump to
13765 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13766 * gcc.c-torture/compile/pr34448.c: New.
13768 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13770 PR gcov-profile/34609
13771 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13772 return_slot if result is TREE_ADDRESSABLE.
13774 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13776 * config/mips/mips.md (sqrt_condition): Tweak comment.
13777 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13779 2008-01-03 Tom Tromey <tromey@redhat.com>
13782 * c-common.c (c_type_hash): Handle VLAs.
13784 2008-01-03 Jan Hubicka <jh@suse.cz>
13786 PR tree-optimization/31081
13787 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13788 0 when inlining and not inlining to first basic block.
13789 (remap_decl): When var is initialized to 0, don't set default_def.
13790 (expand_call_inline): Set entry_bb.
13791 * tree-inline.h (copy_body_data): Add entry_bb.
13793 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13796 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13799 PR tree-optimization/29484
13800 * tree-inline.c (inline_forbidden_p_2): New function.
13801 (inline_forbidden_p): Disallow inlining if some static var
13802 has an address of a local LABEL_DECL in its initializer.
13803 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13806 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13808 PR tree-optimization/34635
13809 * tree-data-ref.c (add_other_self_distances): Make sure that the
13810 evolution step is constant.
13812 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13814 PR middle-end/34608
13815 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13817 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13819 * tree-sra.c (scalarize_init): Insert the generate_element_init
13820 statements after the generate_element_zero statements.
13822 2008-01-02 Richard Guenther <rguenther@suse.de>
13824 PR middle-end/34093
13825 PR middle-end/31976
13826 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13827 for very large number of operands instead of ICEing.
13829 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13832 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13833 while stack probing.
13835 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13837 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13840 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13842 PR libmudflap/26442
13843 * tree-mudflap.c (mx_register_decls): Guard warning by
13844 !DECL_ARTIFICIAL check.
13846 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13848 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13849 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13850 sse5_perm<mode>): Fix constraints.