1 2007-09-05 Ian Lance Taylor <iant@google.com>
3 * init-regs.c (initialize_uninitialized_regs): Call
4 emit_insn_before rather than add_insn_before.
6 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
9 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
10 * tree-inline.h (copy_body_data): Add call_expr field.
11 * tree-inline.c (expand_call_inline): Initialize call_expr.
12 (copy_bb): Append anonymous inline fn arguments to arguments
13 when inlining a CALL_EXPR_VA_ARG_PACK call.
14 * builtins.c (expand_builtin): Issue an error if
15 BUILT_IN_VA_ARG_PACK is seen during expand.
16 (fold_call_expr, fold_builtin_call_array): Don't fold
17 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
18 __builtin_va_arg_pack () call as last argument.
19 * gimplify.c (gimplify_call_expr): If last argument to a vararg
20 function is __builtin_va_arg_pack (), decrease number of call
21 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
22 * expr.c (expand_expr_real_1): Issue an error if
23 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
24 * tree-pretty-print.c (dump_generic_node): Handle printing
25 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
26 * doc/extend.texi (__builtin_va_arg_pack): Document.
28 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
30 PR tree-optimization/21513
31 * builtins.c (build_builtin_expect_predicate): New function.
32 (fold_builtin_expect): Add argument for expected value.
33 Distribute __builtin_expect over short-circuiting operations.
34 Fold nested builtin_expects.
35 (fold_builtin_2): Adjust call to fold_builtin_expect.
37 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
40 PR tree-optimization/13756
41 * doc/invoke.texi (Options That Control Optimization): Document
44 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
46 * gcc/config/i386/cpuid.h: New file.
47 * gcc/config/i386/driver-i386.c: Include cpuid.h.
48 (describe_cache): Shrink size and line strings to 100 bytes.
49 (detect_caches_amd): Return "" for unsupported max_ext_level.
51 (detect_caches_intel): Return "" for unsupported max_level.
53 (host_detect_local_cpu): Change feature flag variables to
54 unsigned int. Initialize only extended feature flag variables.
55 Use __get_cpuid_max to determine max supported cpuid level.
56 Use __cpuid function to determine supported features. Fix
57 calculation of family id. Remove is_amd and check signature
58 directly. Check for Geode signature. Handle family 4 id.
59 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
60 cpu discovery code to lower part of the function.
61 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
63 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
64 [PROCESSOR_K8]: Add k8-sse3 architecture.
65 [PROCESSOR_NOCONA]: Remove.
66 [PROCESSOR_GENERIC64]: Ditto.
67 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
68 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
69 to check for SSE and FXSAVE support.
70 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
71 Add -minline-all-stringops.
72 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
75 2007-09-05 Jie Zhang <jie.zhang@analog.com>
77 * config/bfin/linux-unwind.h: New file.
78 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
79 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
81 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
83 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
84 * stmt.c: Include alloc-pool.h.
85 (struct case_node): Remove GTY marker.
86 (add_case_node): New parameter case_node_pool. Use it for
88 (expand_case): New allocation pool case_node_pool. Initialize it,
89 pass to add_case_node and free it.
91 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
92 David Ung <davidu@mips.com>
93 Nigel Stephens <nigel@mips.com>
95 Add mips16/nomips16 function attributes and -mflip-mips16 option
96 for testing mixed-mode compilation.
98 * config/mips/mips.opt (mflip-mips16): New.
100 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
101 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
103 * config/mips/mips.c (mips_base_target_flags): New.
104 (mips_base_mips16): New.
105 (mips_base_schedule_insns): New.
106 (mips_base_reorder_blocks_and_partition): New.
107 (mips_base_align_loops): New.
108 (mips_base_align_jumps): New.
109 (mips_base_align_functions): New.
110 (mips16_flipper): New.
111 (mips_attribute_table): Add "mips16" and "nomips16" entries.
112 (TARGET_SET_CURRENT_FUNCTION): Define.
113 (mips_mips16_type_p, mips_nomips16_type_p): New.
114 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
115 (mips_function_ok_for_sibcall): Make it deal with functions with
117 (mips_init_split_addresses): New, split out from override_options.
118 (mips_init_relocs): New, split out from override_options.
120 (mips_set_mips16_mode): New, split out from override_options.
121 (mips_set_current_function): New.
122 (override_options): Add sorry for unsupported mips16/pic
123 combination. Remove error for mips16/dsp combination. Save
124 base option settings.
125 (mips_file_start): Move mips16 mode setting output from here....
126 (mips_output_function_prologue): ....to here.
127 (mips_output_mi_thunk): Check for mips16 function.
128 (build_mips16_function_stub): Don't set .mips16 here.
129 (build_mips16_call_stub): Likewise.
130 (mips_expand_builtin): Error in mips16 mode.
131 (mips_use_mips16_mode_p): New.
132 (mips_encode_section_info): Check for mips16 function, and set
133 SYMBOL_REF_FLAGS accordingly.
135 * doc/extend.texi (Function Attributes): Document new
136 mips16/nomips16 attributes.
137 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
138 (MIPS Options): Document -mflip-mips16.
140 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
142 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
143 if we encounter TLS address in MIPS16 mode.
144 (mips_legitimize_const_move): Check cannot_force_const_mem for
145 the (const (plus symbol offset)) case; this forces invalid TLS
146 address in MIPS16 mode to be caught by the above call to sorry.
147 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
148 because that now enables emutls, which is not ABI compatible
149 with native TLS in non-MIPS16 mode.
151 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
153 Add target hook invoked when cfun changes.
155 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
156 * target.h (struct gcc_target): Add set_current_function.
157 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
158 (TARGET_INITIALIZER): Add initializer for set_current_function.
159 * tree.h (push_struct_function): New.
160 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
163 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
165 (push_function_context_to): Use allocate_struct_function
166 to create null context, not init_dummy_function_start. Use set_cfun.
167 (pop_function_context_from): Use set_cfun.
168 (in_dummy_function): New.
169 (invoke_set_current_function_hook): New.
171 (push_cfun, pop_cfun): Use set_cfun.
172 (push_struct_function): New.
173 (allocate_struct_function): Call invoke_set_current_function_hook
175 (prepare_function_start): Don't set cfun here. Remove unused
176 argument; fix all callers.
177 (init_dummy_function_start): Fiddle with in_dummy_function. Call
178 push_struct_function.
179 (init_function_start): Set cfun here.
180 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
181 * omp-low.c (create_omp_child_function): Use push_struct_function
182 and pop_cfun to save/restore state.
183 (expand_omp_parallel): Remove unused saved_cfun variable.
184 * cgraphunit.c (ipa_passes): Use set_cfun.
185 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
186 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
187 * matrix-reorg.c (transform_allocation_sites): Likewise.
188 (matrix_reorg): Use set_cfun.
189 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
190 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
191 assignment to cfun; use set_cfun for the other.
192 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
193 (dump_function_to_file): Use push_cfun/pop_cfun here.
194 * c-decl.c (finish_function): Use set_cfun.
196 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
198 * regrename.c (rerename_optimize): Use deferred rescanning and
199 insert explicit calls to rescan insns when changed.
201 2007-09-05 Jan Hubicka <jh@suse.cz>
203 * optabs.c (libfunc_entry): Change optab to integer.
204 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
205 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
206 of pointers for hashing.
208 2007-09-05 Jan Hubicka <jh@suse.cz>
210 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
212 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
213 * see.c (pass_see): Likewise.
214 * tracer.c (pass_tracer): Likewise.
215 * postreload-gcse.c (pass_gcse2): Likewise.
216 * postreload.c (pass_postreload_cse): Likewise.
217 * mode-switching.c (pass_mode_switching): Likewise.
218 * modulo-sched.c (pass_sms): Likewise.
219 * cse.c (cse_insn): Likewise.
220 * web.c (pass_web): Likweise.
221 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
222 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
223 * loop-init.c (pass_rtl_loop_init): Likewise.
224 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
225 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
226 * global.c (pass_global_alloc): Likewise.
227 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
228 pass_if_after_reload): Likewise.
229 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
230 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
231 * regmove.c (pass_regmove): Likewise.
232 * function.c (pass_thread_prologugues_epilogues): Likewise.
233 * gcse.c (pass_gcse): Likewise.
234 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
235 * lower-subreg.c (pass_lower_subreg2): Likewise.
236 * bt-load.c (pass_branch_target_load): Likewise.
237 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
238 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
239 * combine.c (pass_combine): Likewise.
240 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
241 (pass_partition_blocks): Likewise.
242 * var-tracking.c (pass_variable_track): Likewise.
243 * reg-stack.c (pass_stack_regs_run): Likewise.
244 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
245 * passes.c (pass_postreload): Likewise.
246 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
247 * tree-pass.h (TODO_verify_rtl_sharing): New.
248 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
249 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
250 TODO_set_props, TODO_df_finish, TODO_df_verify,
251 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
253 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
255 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
256 fold_real_zero_addition_p, reorder_operands_p,
257 div_if_zero_remainder, fold_undefer_overflow_warnings,
258 int_binop_types_match_p, fold_convert_const_int_from_int,
259 fold_convert_const_int_from_real,
260 fold_convert_const_int_from_fixed,
261 fold_convert_const_real_from_real,
262 fold_convert_const_real_from_fixed,
263 fold_convert_const_fixed_from_fixed,
264 fold_convert_const_fixed_from_int,
265 fold_convert_const_fixed_from_real, maybe_lvalue_p,
266 fold_checksum_tree, fold_check_failed, print_fold_checksum,
267 debug_fold_checksum, multiple_of_p): Constify.
268 * tree-flow-inline.h (get_lineno): Likewise.
269 * tree-flow.h (get_lineno): Likewise.
270 * tree-object-size.c (compute_object_offset, addr_object_size,
271 alloc_object_size, pass_through_call): Likewise.
272 * tree-pretty-print.c (op_symbol, print_call_name,
273 print_struct_decl, do_niy): Likewise.
274 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
275 debug_fold_checksum): Likewise.
277 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
280 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
281 note, remove the associated REG_RETVAL note.
283 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
285 * config.gcc (powerpc*-*-*): Install
286 spu2vmx.h, vec_types.h, and si2vmx.h headers.
287 * config/rs6000/spu2vmx.h: New header.
288 * config/rs6000/si2vmx.h: New header.
289 * config/rs6000/vec_types.h: New header.
291 2007-09-05 Ben Elliston <bje@au.ibm.com>
293 * varasm.c (initializer_constant_valid_p): Fix comment typo.
295 2007-09-05 Ben Elliston <bje@au.ibm.com>
297 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
299 (__stdcx): Make asm volatile.
300 (__stwcx, __stdcx): Return only 0 or 1.
302 2007-09-05 Jan Hubicka <jh@suse.cz>
306 2007-09-04 Jan Hubicka <jh@suse.cz>
307 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
309 2007-09-04 Richard Guenther <rguenther@suse.de>
310 * tree-ssa-operands.c (add_virtual_operand): Only mark
311 stores as has_volatile_ops if alias information is not available.
313 2007-09-05 Jakub Jelinek <jakub@redhat.com>
315 * config/rs6000/tramp.asm: Include config.h.
316 Check __PIC__ or __pic__ macro instead of SHARED.
318 PR rtl-optimization/32300
319 * see.c (see_copy_insn): New function.
320 (see_def_extension_not_merged, see_merge_one_use_extension,
321 see_merge_one_def_extension): Use it. Avoid changing
322 PREV_INSN/NEXT_INSN chains directly, insted emit insns
323 into sequences. Call df_insn_delete on temporary insns
324 that won't be emitted into the insn stream.
325 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
326 and run df_process_deferred_rescans () before run_fast_dce.
328 PR tree-optimization/33017
329 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
330 recurse for pure or const function calls.
332 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
334 * c-format.c: Include alloc-pool.h.
335 (check_format_info_main): New argument fwt_alloc. Use allocation
336 pool instead of GC. Remove GC deallocation code.
337 (check_format_arg): Create allocation pool, pass it to
338 check_format_info_main and free it afterwards.
339 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
341 2007-09-05 Ben Elliston <bje@au.ibm.com>
343 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
344 Rename count macro arugment for clarity.
345 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
346 (__protected_stream_set): Likewise, pass 0.
348 2007-09-04 Jan Hubicka <jh@suse.cz>
350 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
352 2007-09-04 Jan Hubicka <jh@suse.cz>
354 * invoke.texi (-finline-small-functions): Document.
355 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
356 when deciding what is inlinable.
357 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
358 (cgraph_decide_inlining_of_small_function): Handle new flags.
359 (cgraph_decide_inlining_incrementally): Likewise.
360 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
361 * common.opt (finline-small-functions): New.
362 * Makefile.in (build/gengtype.o-warn): Work around PR29478
364 2007-09-04 Richard Guenther <rguenther@suse.de>
366 * tree-ssa-operands.c (add_virtual_operand): Only mark
367 stores as has_volatile_ops if alias information is not available.
369 2007-09-04 Andrew Haley <aph@redhat.com>
371 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
373 2007-09-04 Andrew Haley <aph@redhat.com>
375 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
376 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
377 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
379 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
382 * common.opt: Mention ABI version 2 in comment.
384 2007-09-04 Jan Hubicka <jh@suse.cz>
386 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
387 (libfunc_entry): New structure.
388 (libfunc_hash): New hashtable.
389 (hash_libfunc): New function.
390 (eq_libfunc): New function.
391 (convert_optab_libfunc): New function.
392 (optab_libfunc): New function.
393 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
394 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
395 expand_float, expand_fix, new_optab, new_convert_optab):
396 Update for new libfunc API.
397 (init_libfunc, init_integral_libfuncs,
398 init_floating_libfuncs, init_interclass_conv_libfuncs
399 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
400 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
401 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
402 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
403 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
404 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
405 gen_extend_conv_libfunc): New.
406 (init_one_libfunc): Revamp for hashtables.
407 (set_conv_libfunc): Likewise.
408 (init_optabs): Initialize hashtable; use lazy initialization where
410 * optabs.h (optab_handlers): Move out of GGC.
411 (optab, convert_optab): Move out of GGC; add lazy gen info.
412 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
413 (optab_libfunc, convert_optab_libfunc): New.
414 * builtins.c (expand_builtin_powi): Update for new API.
415 * expr.c (convert_move): Likewise.
416 * expmed.c (expand_divmod): Likewise.
418 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
420 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
421 GOT pointer only if there is a constant pool. Use the allocated space
424 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
426 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
429 2007-09-04 Revital Eres <eres@il.ibm.com>
430 Richard Guenther <rguenther@suse.de>
431 R. Clint Whaley <whaley@cs.utsa.edu>
433 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
435 * tree-tailcall.c (process_assignment): Use -fassociative-math
436 when reodering operands of floating-point type.
437 * fold-const.c (fold_comparison, fold_binary): Use
438 -fassociative-math and -freciprocal-math instead of
439 -funsafe-math-optimization flag.
440 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
441 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
442 -freciprocal-math instead of -funsafe-math-optimizations.
443 * opts.c (set_fast_math_flags): Set -freciprocal-math and
444 -fassociative-math when -ffast-math is set.
445 (set_unsafe_math_optimizations_flags): New Function
446 to set -freciprocal-math and -fassociative-math when
447 -funsafe-math-optimizations is set.
448 (common_handle_option): Call it.
449 * tree-vectorizer.c (vect_is_simple_reduction): Use
450 -fassociative-math when doing reduction on floats.
451 * loop-unroll.c (analyze_insn_to_expand_var): Use
452 -fassociative-math when expanding an accumulator of type float.
453 * simplify-rtx.c (simplify_binary_operation_1): Use
454 -fassociative-math and -freciprocal-math when reordeing operands
455 of floating-point type.
456 * combine.c (combine_simplify_rtx): Likewise.
457 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
459 * common.opt (-fassociative-math, -freciprocal-math): New flags.
461 2007-09-04 Paolo Carlini <pcarlini@suse.de>
464 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
466 2007-09-04 Jan Hubicka <jh@suse.cz>
468 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
470 2007-09-04 Jan Hubicka <jh@suse.cz>
472 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
473 and corresponding MATCH_DUP.
475 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
478 * combine.c (subst): Do not try to simplify X if it represents load
479 of FP constant from the constant pool via float extension.
481 2007-09-04 Ben Elliston <bje@au.ibm.com>
483 * c-opts.c: Include "tm_p.h".
484 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
486 2007-09-04 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/33291
489 * tree-pretty-print.c (dump_generic_node): Dump all
490 qualifiers for pointer types, not only first. Dump
491 qualifiers for aggregate types as well.
492 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
493 use the canonical type for building ARRAY_REFs.
494 * gimplify.c (canonicalize_addr_expr): Clean up. The
495 correct validness check is compatibility of the pointer
496 types. Always use the canonical type for building
497 ARRAY_REFs and ADDR_EXPRs.
498 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
499 change that disabled propagation of ADDR_EXPRs into statements
502 2007-09-03 Zack Weinberg <zack@codesourcery.com>
504 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
505 (umulsi3_highpart): Make into expanders; existing insns are
506 now named *[insn]_nov6. Add stars to existing [insn]_v6
509 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
511 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
512 (unprotoize.o): Remove SHLIB_MULTILIB.
514 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
516 * doc/extend.texi: Document progmem attribute for AVR.
518 2007-09-03 Anatoly Sokolov <aesok@post.ru>
521 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
523 2007-09-03 Zack Weinberg <zack@codesourcery.com>
525 * optabs.c (expand_ffs): Initialize val and defined_at_zero
528 * optabs.c: Remove unnecessary forward declarations.
529 (expand_unop_direct): New, broken out of expand_unop.
530 (expand_doubleword_clz): New.
531 (expand_ctz): Move above expand_ffs. Use
532 start_sequence, end_sequence, add_equal_note, and
533 expand_unop_direct. Add more commentary.
534 (expand_ffs): Try both ctz optab and expand_ctz.
535 Generate a test and branch if the hardware doesn't give us
536 a useful value for input zero. Style improvements similar to
539 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
541 2007-09-03 Zack Weinberg <zack@codesourcery.com>
543 * config.gcc: Delete stanza for arm-semi-aof and
544 armel-semi-aof targets.
545 * config/arm/arm-protos.h
547 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
548 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
549 delete aof_pic_label and remove mention of AOF in comments.
550 * config/arm/arm.md: Delete patterns used only for AOF assembly.
552 * config/arm/semiaof.h
553 * config/arm/t-semi: Delete file.
555 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
557 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
558 CONST_CAST_BB): New macros for type-specific casts.
559 (CONST_CAST): Add a TYPE parameter and define it in terms of
562 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
563 * c-lex.c (cb_ident, lex_string): Likewise,
564 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
565 * config/i386/i386.c (ix86_function_regparm,
566 ix86_function_sseregparm): Use CONST_CAST_TREE.
567 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
569 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
570 give_switch, set_multilib_dir): Likewise,
571 * gengtype-parse.c (string_seq, typedef_name): Likewise,
572 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
573 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
574 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
575 * prefix.c (update_path): Likewise,
576 * pretty-print.c (pp_base_destroy_prefix): Likewise,
577 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
578 * tree-cfg.c (tree_can_merge_blocks_p,
579 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
580 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
581 * tree.c (build_string): Supply a TYPE for CONST_CAST.
582 (attribute_list_contained): Use CONST_CAST_TREE.
584 2007-09-03 Krister Walfridsson <cato@df.lth.se>
586 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
588 2007-09-03 Richard Sandiford <richard@codesourcery.com>
591 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
592 before forcing them into a register.
594 2007-09-03 Richard Sandiford <richard@codesourcery.com>
596 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
597 rather than define_code_macro.
599 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
601 * gcc.c (xputenv): New function.
602 (putenv_from_prefixes): Use xputenv instead of putenv.
603 (process_command): Use xputenv instead of putenv.
604 (set_collect_gcc_options): Use xputenv instead of putenv.
605 (main): Use xputenv instead of putenv.
607 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
609 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
610 availability of swap instruction.
611 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
613 2007-09-03 Revital Eres <eres@il.ibm.com>
615 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
618 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
619 Ayal Zaks <zaks@il.ibm.com>
620 Revital Eres <eres@il.ibm.com>
622 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
623 compute_split_row): New functions.
624 (ps_unschedule_node): Remove.
625 (normalize_sched_times): Iterate over the already scheduled
626 insns instead of the number of nodes.
627 (MAX_SPLIT_NUM): New definition.
628 (sms_schedule_by_order): Change the scheduling heuristic to
629 avoid useless increases of initiation interval ii.
630 (get_sched_window): Add dump printouts.
632 2007-09-02 David Daney <ddaney@avtrex.com>
634 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
635 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
636 (optab, insn): Add more attributes.
637 (fetchop_bit): New code macro.
638 (immediate_insn): New code macro attribute.
639 (sync): Change condition to ISA_HAS_SYNC.
640 (rdhwr): Change predicate for operand 0 to register_operand.
641 (memory_barrier): New expand.
642 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
643 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
644 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
645 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
646 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
647 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
648 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
649 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
650 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
652 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
653 Hans-Peter Nilsson <hp@axis.com>
655 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
656 Defined to describe availability and behavior of CLZ.
657 * config/cris/cris.md (clzsi2): Implement using lz instruction.
658 * config/cris/cris.opt: Tweak comment for "-metrax4".
659 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
660 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
661 (count_leading_zeros): Define.
663 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
665 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
667 2007-09-02 Joseph Myers <joseph@codesourcery.com>
670 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
673 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
675 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
676 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
677 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
678 sched-deps.c, sched-int.h, system.h, target.h,
679 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
680 tree.def: Fix comment typos.
682 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
684 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
685 (override_options): Turn on -mstrict-align on non-ColdFire
687 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
689 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691 * c-common.c (const_strip_array_types): Delete.
692 * c-common.h (const_strip_array_types): Likewise.
693 * emit-rtl.c (const_next_insn, const_previous_insn,
694 const_next_nonnote_insn, const_prev_nonnote_insn,
695 const_next_real_insn, const_prev_real_insn,
696 const_next_active_insn, const_prev_active_insn, const_next_label,
697 const_prev_label): Delete.
698 * gimple-low.c (block_may_fallthru): Use expr_last.
699 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
700 * rtl.h (const_previous_insn, const_next_insn,
701 const_prev_nonnote_insn, const_next_nonnote_insn,
702 const_prev_real_insn, const_next_real_insn,
703 const_prev_active_insn, const_next_active_insn, const_prev_label,
704 const_next_label): Delete.
705 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
706 * system.h (CONST_CAST): Update comment.
707 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
708 (const_first_stmt, const_last_stmt): Delete.
709 (tree_block_ends_with_condjump_p): Use last_stmt.
710 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
711 * tree-iterator.c (const_expr_first, const_expr_last,
712 const_expr_only): Delete.
713 * tree.c (const_lookup_attribute): Likewise.
714 (attribute_list_contained): Use lookup_attribute.
715 * tree.h (const_lookup_attribute, const_expr_first,
716 const_expr_last, const_expr_only): Delete.
718 2007-09-01 Richard Guenther <rguenther@suse.de>
720 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
721 instead of TREE_THIS_VOLATILE.
722 * tree-ssa-operands.c (add_virtual_operand): Do not set
723 has_volatile_ops. Do not check s_ann for NULL.
724 (get_indirect_ref_operands): Likewise.
725 (get_expr_operands): Likewise. For all reference trees
726 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
727 check base of reference for TREE_THIS_VOLATILE.
729 2007-09-01 Richard Guenther <rguenther@suse.de>
731 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
732 between integral types. Also allow conversions between
735 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
737 * optabs.c (prepare_float_lib_cmp): Use
738 libgcc_cmp_return_mode instead of word_mode.
739 * config/dfp-bit.h: Likewise.
740 * config/fp-bit.h: Likewise.
741 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
743 (spu_libgcc_shift_count_mode): New function.
744 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
745 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
747 2007-08-31 Joseph Myers <joseph@codesourcery.com>
749 * tree-pretty-print.c: Include output.h.
750 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
751 HOST_WIDE_INT_PRINT_DEC.
752 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
754 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
756 PR rtl-optimization/33224
757 * loop-iv.c (latch_dominating_def): Check that the definition belongs
758 to the analysed region.
760 2007-08-31 Richard Guenther <rguenther@suse.de>
762 * function.c (allocate_struct_function): Do not set
763 current_function_returns_pointer.
764 * function.h (struct var_refs_queue): Remove.
765 (struct simple_obstack_stack): Likewise.
766 (struct function): Remove fixup_var_refs_queue member.
767 Remove returns_pointer flag.
768 (current_function_returns_pointer): Remove define.
770 2007-08-31 Nick Clifton <nickc@redhat.com>
772 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
773 secondary keys in order to obtain a stable sort.
775 2007-08-31 Nick Clifton <nickc@redhat.com>
778 * config/m32r/constraints.md: Add W constraint for integer zero.
779 * config/m32r/m32r.md (get_pc): Use W and i constraints.
780 Fix length calculation by using alternatives.
782 2007-08-31 Richard Sandiford <richard@codesourcery.com>
784 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
785 split out from expand_binop.
786 (avoid_expensive_constant): New function.
787 (expand_binop_directly): Remove commutative_op argument and
788 (expand_binop_directly): Remove commutative_op argument and
789 call cummutative_optab_p instead. Do not change op0 or op1
790 when swapping xop0 and xop1. Apply avoid_expensive_constant
791 to each argument after potential swapping. Enforce the
792 canonical order of commutative operands.
793 (expand_binop): Use shift_optab_p and commutative_optab_p.
794 Update the calls to expand_binop_directly. Only force constants
795 into registers when widening an operation. Only swap operands
796 once a direct expansion has been rejected.
797 (expand_twoval_binop): Only force constants into registers when
798 using a direct expansion.
800 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
802 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
803 (sched_analyze_insn): Don't postprocess speculative dependencies when
804 target has no scheduling.
805 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
806 'uninitialized' warning.
808 2007-08-31 Richard Guenther <rguenther@suse.de>
810 * tree.c (build_complex_type): Always set TYPE_NAME for
813 2007-08-31 Olivier Hainque <hainque@adacore.com>
815 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
816 internal macro. Default alignment factor for csect directives, chosen
817 to match what BIGGEST_ALIGNMENT allows.
818 (DATA_SECTION_ASM_OP): Use it.
819 * config/rs6000/rs6000.c
820 (rs6000_xcoff_output_readonly_section_asm_op):
821 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
822 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
824 2007-08-31 Olivier Hainque <hainque@adacore.com>
826 * dbxout.c (dbxout_block): Move declaration within the first
827 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
828 block to include the definition, together with the associated
831 2007-08-31 David Edelsohn <edelsohn@gnu.org>
832 Revital Eres <eres@il.ibm.com>
834 * doc/invoke.texi (-mpaired): Document flag.
835 * config.gcc: Include paired.h in powerpc extra_headers and
836 750cl.h in powerpc-*-linux*paired*.
837 * config/rs6000/rs6000.opt (-mpaired): New flag.
838 * config/rs6000/rs6000.c (paired_init_builtins,
839 paired_expand_builtin, paired_expand_lv_builtin,
840 paired_expand_stv_builtin, paired_expand_predicate_builtin):
841 New functions to support the paired single builtin functions.
842 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
843 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
845 (bdesc_paired_preds): New structure for paired predicate
847 (rs6000_expand_builtin): Expand paired single builtins.
848 (rs6000_init_builtins): Init paired single builtins.
849 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
850 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
851 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
852 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
853 (rs6000_vector_mode_supported_p): Support paired vector mode.
854 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
855 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
857 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
858 (DATA_ALIGNMENT): Likewise.
859 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
860 (rs6000_builtins): Add PAIRED builtins.
861 * config/rs6000/rs6000.md: Include paired.md.
862 * config/rs6000/paired.h: New.
863 * config/rs6000/paired.md: New.
864 * config/rs6000/750cl.h: New.
865 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
867 2007-08-30 Ollie Wild <aaw@google.com>
869 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
870 * gcc.c (default_compilers): Add -fno-directives-only to
873 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
877 * regclass.c (initial_fixed_regs): Revert previous change and make
879 (initial_call_used_regs): Likewise.
880 (initial_call_really_used_regs): Delete, reverting previous addition.
881 (initial_reg_names): Likewise.
882 (init_reg_sets): Revert previous change.
883 (saved_fixed_regs): New.
884 (saved_call_used_regs): New.
885 (saved_call_really_used_regs): New.
886 (saved_reg_names): New.
887 (save_register_info): New.
888 (restore_register_info): New.
889 (init_reg_sets_1): Replace reset of register info with call to
890 restore_register_info.
891 * rtl.h (save_register_info): Declare.
892 * toplev.c (backend_init): Call save_register_info.
894 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
896 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
897 from the original statement.
899 2007-08-30 Chao-ying Fu <fu@mips.com>
901 * c-lex.c (interpret_fixed): Declare.
902 (interpret_float): Process _Fract and _Accum.
903 (interpret_fixed): New function.
904 * final.c (output_addr_const): Process CONST_FIXED.
905 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
906 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
908 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
910 (simplify_immed_subreg): Support CONST_FIXED.
911 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
912 (simplify_subreg): Support CONST_FIXED.
914 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
916 * config/rs6000/ppu_intrinsics.h: New file.
917 * config.gcc (powerpc*-*-* <extra_headers>): Install
920 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
922 * cfg.c (dump_flow_info): Change to also print entry and exit
924 * print-rtl.c (print_rtl_single): Allow to print rtl with
927 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
929 * df-core.h (df_dump_region): New function.
930 * df.h (df_dump_region): New function.
931 * loop-invariant.c (find_defs): Add call to df_dump_region.
932 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
935 2007-08-30 Jakub Jelinek <jakub@redhat.com>
938 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
939 true if any of the compare_section_name calls returned true,
940 rather than if any returned false.
942 2007-08-30 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/33199
945 * tree-ssa-structalias.c (handle_lhs_call): New function.
946 (find_func_aliases): In non-IPA mode make sure that for
947 calls that return a pointer we add a constraint for the
948 result to point to anything.
950 2007-08-30 Richard Guenther <rguenther@suse.de>
952 * doc/invoke.texi (-mveclibabi): Document new target option.
953 * config/i386/i386.opt (-mveclibabi): New target option.
954 * config/i386/i386.c (ix86_veclib_handler): Handler for
955 vectorization library support.
956 (override_options): Handle the -mveclibabi option, initialize
957 the vectorization library handler.
958 (ix86_builtin_vectorized_function): As fallback call the
959 vectorization library handler, if set.
960 (ix86_veclibabi_acml): New static function for ACML ABI style
961 vectorization support.
963 2007-08-30 Jakub Jelinek <jakub@redhat.com>
965 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
966 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
967 SImode and update m. Don't run gen_lowpart_common on arbitrary
968 memory address, force it to register first.
971 * dce.c (dce_process_block): Don't delete setters of
972 artificially used registers.
974 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
976 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
977 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
978 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
980 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
982 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
984 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
985 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
987 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
989 * system.h: Activate -Wcast-qual as warning-only.
991 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
994 * config/rs6000/rs6000.c (compare_section_name): New function.
995 (rs6000_elf_in_small_data_p): Compare section prefixes instead
998 2007-08-29 Olivier Hainque <hainque@adacore.com>
1000 * xcoffout.c: #include debug.h.
1001 * Makefile.in (xcoffout.o): Add debug.h dependency.
1003 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1005 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1006 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1008 2007-08-29 Richard Guenther <rguenther@suse.de>
1010 * tree-pretty-print.c (dump_generic_node): Print
1011 label DECL_UID as D.%u.
1012 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1014 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1016 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1017 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1019 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1022 * tree.c (build_type_attribute_qual_variant): Set canonical types
1023 on the final, unqualified attribute variant before building the
1026 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1028 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1029 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1031 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1034 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1035 * config/bfin/bfin.md (composev2hi): Put operands into vector
1038 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1040 * config/bfin/bfin.md (composev2hi): Put operands into vector
1043 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1045 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1046 attribute when appropriate.
1047 (bfin_handle_l1_text_attribute): New.
1048 (bfin_handle_l1_data_attribute): New.
1049 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1050 l1_data_A and l1_data_B.
1051 * doc/extend.texi (node Function Attributes): Document l1_text
1053 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1054 l1_data_A and l1_data_B variable attributes.
1056 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1058 * config/bfin/bfin.opt (minline-plt): Add.
1059 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1060 call to global functions.
1061 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1062 (Blackfin Options): Document -minline-plt.
1064 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1066 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1067 given a non-function.
1068 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1070 2007-08-28 DJ Delorie <dj@redhat.com>
1072 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1074 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1076 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1078 2007-08-28 Richard Guenther <rguenther@suse.de>
1080 * tree.h (struct tree_function_decl): Increase size of
1081 function_code bitfield.
1083 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1084 Kazu Hirata <kazu@codesourcery.com>
1086 * gcc/config/m68k/linux.h
1087 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1088 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1089 (m68k_return_in_memory): New.
1090 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1093 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1096 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1097 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1098 operand) when top VEC_SELECT extracts scalar element.
1099 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1100 (*vec_extract_v4sf_mem): Ditto.
1102 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1105 * passes.c (init_optimization_passes): Move pass_df_finish
1106 after pass_postreload sublist.
1108 PR rtl-optimization/33148
1109 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1110 (neg (lt X 0)) if X has scalar int mode.
1113 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1114 initializer, use build_vector_from_ctor if possible to create
1115 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1116 even after this, return NULL.
1118 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1120 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1122 2007-08-28 Richard Guenther <rguenther@suse.de>
1124 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1125 (struct tree_function_decl): Make function_code a bitfield.
1126 Add disregard_inline_limits flag.
1127 * cgraphunit.c (cgraph_process_new_functions): Check
1128 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1129 (cgraph_preserve_function_body_p): Likewise.
1130 * ipa-inline.c (compute_inline_parameters): Likewise.
1131 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1132 for GNU C extern inline functions.
1133 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1134 * tree-inline.c (disregard_inline_limits_p): Remove.
1135 * tree-inline.h (disregard_inline_limits_p): Likewise.
1136 * c-common.c (handle_always_inline_attribute): Set
1137 DECL_DISREGARD_INLINE_LIMITS.
1138 * langhooks.c (add_builtin_function): Verify the function code
1139 fits in the bitfield.
1141 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1142 Vladimir Yanovsky <yanov@il.ibm.com>
1143 Revital Eres <eres@il.ibm.com>
1144 Andrey Belevantsev <abel@ispras.ru>
1146 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1148 * modulo-sched.c: Add documentation regarding do-loop.
1149 (doloop_register_get): Change number of arguments to support
1150 the new do-loop pattern and check whether COUNT_REG has no other
1151 occurences in the loop besides in the control part.
1152 (duplicate_insns_of_cycles): Do not duplicate the insn which
1153 changes count_reg as it is already adjusted.
1154 (generate_prolog_epilog): New argument to support the new
1155 do-loop pattern. Change the subtract instruction to use
1156 expand_simple_binop. Call duplicate_insns_of_cycles with new
1158 (sms_schedule): Call doloop_register_get and
1159 generate_prolog_epilog with new argument. Do not handle loops
1160 with single sets insns with subreg in their lhs.
1161 * loop-doloop.c (doloop_optimize): Support for another do-loop
1163 (doloop_condition_get): Gets an instruction instead of a pattern
1164 and change the return condition when the do-loop pattern is
1166 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1167 deps when considering to not create edges.
1169 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1171 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1174 2007-08-27 Jason Merrill <jason@redhat.com>
1177 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1178 zero-sized types after calling gimplify_modify_expr_rhs.
1180 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1182 * regclass.c (init_reg_autoinc): Fix typo.
1184 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1186 Fix PR tree-optimization/33173
1187 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1189 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1192 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1193 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1196 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1197 David Ung <davidu@mips.com>
1198 Nigel Stephens <nigel@mips.com>
1200 Separate target-specific initialization from general
1201 back-end initialization.
1203 * toplev.c (init_alignments): New, split out from...
1204 (process_options): ...here.
1205 (backend_init_target): New, split out from...
1206 (backend_init): ...here.
1207 (lang_dependent_init_target): New, split out from...
1208 (lang_dependent_init): ...here.
1209 (target_reinit): New.
1210 * toplev.h (target_reinit): Declare.
1211 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1212 now can be called more than once. Update comments.
1213 * expr.h (init_expr_target): Likewise.
1214 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1215 now can be called more than once. Explicitly zero
1216 static_reg_base_value.
1217 * emit-rtl.c (init_emit_regs): New, split out from...
1218 (init_emit_once): Here.
1219 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1220 non-const, so that changes from command-line arguments can overwrite
1221 values provided by the static initializers.
1222 (initial_call_really_used_regs): New, used similarly to the above.
1223 (initial_reg_names): Likewise.
1224 (last_mode_for_init_move_cost): Promoted function-local static to
1225 file-scope static to make it accessible outside init_move_cost.
1226 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1227 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1228 reg_names since it is needed for parsing command-line options.
1229 (init_move_cost): Use last_mode_for_init_move_cost instead of
1230 function-local static.
1231 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1232 call_really_used_regs now. Reinitialize reg_names. Also
1233 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1234 reg_class_superunion. Clear losing_caller_save_reg_set.
1235 Preserve global registers if called more than once. Reset
1236 move cost, may_move_in_cost, may_move_out_cost, and
1237 last_mode_for_init_move_cost.
1238 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1239 can now be invoked more than once. Update comments.
1240 (init_regs): Update comments.
1241 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1242 and initial_call_really_used_regs, instead of the non-initial
1243 variables. This allows us to save the command-line register settings
1244 after target reinitialization.
1245 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1246 * rtl.h (init_emit_regs): Declare.
1247 (init_reg_modes_target, init_alias_target): Renamed as described
1249 * reload1.c (init_reload): Update comments.
1250 * optabs.c (init_optabs): Likewise.
1251 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1253 2007-08-26 Chao-ying Fu <fu@mips.com>
1255 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1258 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1260 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1262 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1264 * bb-reorder.c (copy_bb_p): Likewise.
1265 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1266 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1267 block_ends_with_condjump_p): Likewise.
1268 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1269 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1270 block_ends_with_condjump_p): Likewise.
1271 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1272 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1273 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1274 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1275 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1276 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1277 debug_true_const_tree instad of debug_true_tree.
1278 * debug.c (do_nothing_debug_hooks): Likewise.
1279 * debug.h (ignore_block, debug_true_const_tree): Constify.
1280 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1281 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1282 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1283 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1284 dbx_reg_number, is_based_loc, field_type,
1285 simple_type_align_in_bits, simple_decl_align_in_bits,
1286 simple_type_size_in_bits, field_byte_offset, insert_float,
1287 type_tag, member_declared_type, is_redundant_typedef,
1288 secname_for_decl, is_inlined_entry_point): Likewise.
1289 * emit-rtl.c (const_next_insn, const_previous_insn,
1290 const_next_nonnote_insn, const_prev_nonnote_insn,
1291 const_next_real_insn, const_prev_real_insn,
1292 const_next_active_insn, const_prev_active_insn, const_next_label,
1293 const_prev_label): Likewise.
1294 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1296 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1297 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1298 sched_insn_is_legitimate_for_speculation_p): Likewise.
1299 * jump.c (reversed_comparison_code_parts,
1300 reversed_comparison_code, reversed_comparison, condjump_label):
1302 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1303 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1305 * rtl.h (const_previous_insn, const_next_insn,
1306 const_prev_nonnote_insn, const_next_nonnote_insn,
1307 const_prev_real_insn, const_next_real_insn,
1308 const_prev_active_insn, const_next_active_insn, const_prev_label,
1309 const_next_label, modified_between_p, modified_in_p,
1310 const_note_storeskeep_with_call_p, condjump_label,
1311 reversed_comparison, reversed_comparison_code,
1312 reversed_comparison_code_parts, memory_modified_in_insn_p,
1313 stack_regs_mentioned): Likewise.
1314 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1315 keep_with_call_p): Likewise.
1316 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1317 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1318 sd_lists_size, sd_lists_empty_p): Likewise.
1319 * sched-int.h (sched_insns_conditions_mutex_p,
1320 haifa_classify_insn, no_real_insns_p,
1321 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1322 sd_lists_size, sd_lists_empty_p): Likewise.
1323 * sdbout.c (sdb_debug_hooks): Likewise.
1324 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1325 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1326 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1328 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1329 tree_can_throw_internal): Likewise.
1330 * tree-flow-inline.h (phi_nodes): Likewise.
1331 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1332 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1333 * tree-gimple.c (const_get_call_expr_in): Likewise.
1334 * tree-gimple.h (const_get_call_expr_in): Likewise.
1335 * tree.c (const_lookup_attribute, attribute_list_equal,
1336 attribute_list_contained): Likewise.
1337 * tree.h (attribute_list_equal, attribute_list_contained,
1338 const_lookup_attribute): Likewise.
1339 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1341 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1343 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1344 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1346 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1349 * config/alpha/constraints.md: Delete "svn:mime-type" property
1350 with svn propdel "svn:mime-type".
1352 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1355 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1356 non NOTE insn doesn't cross basic block.
1357 (noce_try_abs): Likewise.
1358 (noce_process_if_block): Likewise.
1360 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1363 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1364 operand without auto-inc-dec.
1365 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1366 offsettable_mem_operand.
1367 (floatunssidf2_internal): Same.
1368 (fix_truncdfsi2_internal): Same.
1369 (floatsidf_ppc64): Same.
1370 (floatunssidf_ppc64): Same.
1371 (fix_trunctfsi2_internal): Same.
1373 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1376 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1377 pass defines needed for version.c.
1379 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1381 * configure.ac (--debug-prefix-map check): Change assembler
1382 version presumed to have feature to 2.18.
1383 * configure: Regenerate.
1385 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1387 * c-common.c (vector_types_convertible_p,
1388 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1389 self_promoting_args_p): Constify.
1390 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1391 c_promoting_integer_type_p, self_promoting_args_p,
1392 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1393 * c-decl.c (anon_aggr_type_p): Likewise.
1394 * * c-dump.c (dump_stmt): Likewise.
1395 * c-objc-common.c (has_c_linkage): Likewise.
1396 * c-tree.h (same_translation_unit_p): Likewise.
1397 * c-typeck.c (null_pointer_constant_p,
1398 tagged_types_tu_compatible_p, function_types_compatible_p,
1399 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1400 comptypes_internal, struct tagged_tu_seen_cache,
1401 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1402 c_size_in_bytes): Likewise.
1403 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1404 hash_ptr, eq_ptr): Likewise.
1405 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1406 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1407 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1408 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1410 * optabs.c (optab_for_tree_code): Likewise.
1411 * optabs.h (optab_for_tree_code): Likewise.
1412 * rtl.h (simplify_rtx): Likewise.
1413 * simplify-rtx.c (simplify_rtx): Likewise.
1414 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1415 dump_flag, dump_node): Likewise.
1416 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1417 queue_and_dump_type, dump_flag): Likewise.
1418 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1419 * tree-pass.h (dump_node): Likewise.
1420 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1421 supportable_narrowing_operation): Likewise.
1422 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1423 supportable_narrowing_operation): Likewise.
1424 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1425 is_negative_overflow_infinity, is_positive_overflow_infinity,
1426 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1427 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1428 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1429 ssa_name_nonzero_p, fp_predicate): Likewise.
1430 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1431 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1432 ssa_name_nonnegative_p): Likewise.
1434 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1436 * config.gcc : Add x86_64-elf target.
1438 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1440 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1442 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1443 Nigel Stephens <nigel@mips.com>
1447 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1448 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1449 * expr.c (SET_BY_PIECES_P): Define.
1450 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1451 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1452 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1454 * expr.h (SET_RATIO): Define.
1455 (can_store_by_pieces, store_by_pieces): Update prototypes.
1456 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1457 can_store_by_pieces/store_by_pieces.
1458 (expand_builtin_memcpy_args): Likewise.
1459 (expand_builtin_strncpy): Likewise.
1460 (expand_builtin_memset_args): Likewise. Also remove special case
1461 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1462 decide what to do instead.
1463 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1464 to can_store_by_pieces.
1466 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1467 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1469 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1470 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1471 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1472 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1473 (STORE_BY_PIECES_P): Define.
1475 2007-08-24 Tom Tromey <tromey@redhat.com>
1477 * varpool.c (varpool_last_needed_node): Fix comment typo.
1478 * c-decl.c (duplicate_decls): Fix comment typo.
1479 (clone_underlying_type): Update comment.
1481 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1483 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1484 alpha_in_small_data_p, alpha_split_complex_arg,
1485 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1487 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1488 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1490 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1491 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1492 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1493 * config/darwin.c (darwin_binds_local_p): Likewise.
1494 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1496 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1497 i386_pe_valid_dllimport_attribute_p): Likewise.
1498 * config/i386/i386.c (ix86_function_regparm,
1499 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1500 x86_can_output_mi_thunk, ix86_mangle_type,
1501 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1502 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1503 i386_pe_binds_local_p): Likewise.
1504 * config/ia64/ia64.c
1505 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1506 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1507 ia64_invalid_conversion, ia64_invalid_unary_op,
1508 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1510 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1511 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1512 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1513 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1514 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1515 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1516 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1517 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1518 * config/pa/pa.c (pa_commutative_p): Likewise.
1519 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1521 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1522 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1523 rs6000_use_blocks_for_constant_p,
1524 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1525 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1526 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1527 * config/s390/s390.c (s390_mangle_type,
1528 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1530 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1531 th_in_small_data_p): Likewise.
1532 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1533 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1535 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1536 sparc_mangle_type): Likewise.
1537 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1538 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1539 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1541 * hooks.c (hook_bool_mode_const_rtx_false,
1542 hook_bool_mode_const_rtx_true,
1543 hook_bool_const_tree_hwi_hwi_const_tree_false,
1544 hook_bool_const_tree_hwi_hwi_const_tree_true,
1545 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1546 hook_constcharptr_const_tree_null,
1547 hook_constcharptr_const_rtx_null,
1548 hook_constcharptr_const_tree_const_tree_null,
1549 hook_constcharptr_int_const_tree_null,
1550 hook_constcharptr_int_const_tree_const_tree_null): New.
1551 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1552 hook_bool_tree_hwi_hwi_tree_false,
1553 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1554 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1555 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1556 hook_constcharptr_int_tree_null,
1557 hook_constcharptr_int_tree_tree_null): Delete.
1558 (default_can_output_mi_thunk_no_vcall): Constify.
1559 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1560 hook_bool_tree_hwi_hwi_tree_false,
1561 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1562 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1563 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1564 hook_constcharptr_int_tree_null,
1565 hook_constcharptr_int_tree_tree_null): Delete.
1566 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1567 hook_bool_const_tree_hwi_hwi_const_tree_false,
1568 hook_bool_const_tree_hwi_hwi_const_tree_true,
1569 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1570 hook_constcharptr_const_tree_null,
1571 hook_constcharptr_const_rtx_null,
1572 hook_constcharptr_const_tree_const_tree_null,
1573 hook_constcharptr_int_const_tree_null,
1574 hook_constcharptr_int_const_tree_const_tree_null): New.
1575 (default_can_output_mi_thunk_no_vcall): Constify.
1576 * integrate.c (function_attribute_inlinable_p): Likewise.
1577 * integrate.h (function_attribute_inlinable_p): Likewise.
1578 * jump.c (rtx_renumbered_equal_p): Likewise.
1579 * output.h (decl_readonly_section, categorize_decl_for_section,
1580 default_use_anchors_for_symbol_p, default_binds_local_p,
1581 default_binds_local_p_1): Likewise.
1582 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1584 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1585 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1586 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1587 TARGET_COMP_TYPE_ATTRIBUTES,
1588 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1589 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1590 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1591 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1592 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1593 * target.h (can_output_mi_thunk, needs_block_p,
1594 first_cycle_multipass_dfa_lookahead_guard_spec,
1595 vector_alignment_reachable, comp_type_attributes,
1596 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1597 commutative_p, use_blocks_for_constant_p,
1598 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1599 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1600 invalid_within_doloop, valid_dllimport_attribute_p,
1601 split_complex_arg, invalid_arg_for_unprototyped_fn,
1602 invalid_conversion, invalid_unary_op, invalid_binary_op):
1604 * targhooks.c (default_invalid_within_doloop,
1605 hook_invalid_arg_for_unprototyped_fn,
1606 default_builtin_vector_alignment_reachable): Likewise.
1607 (hook_bool_rtx_commutative_p): Delete.
1608 (hook_bool_const_rtx_commutative_p): New.
1609 * targhooks.h (default_invalid_within_doloop,
1610 default_builtin_vector_alignment_reachable,
1611 hook_invalid_arg_for_unprototyped_fn): Constify.
1612 (hook_bool_rtx_commutative_p): Delete.
1613 (hook_bool_const_rtx_commutative_p): New.
1614 * varasm.c (bss_initializer_p, decl_default_tls_model,
1615 categorize_decl_for_section, decl_readonly_section,
1616 default_use_anchors_for_symbol_p, default_binds_local_p,
1617 default_binds_local_p_1): Constify.
1619 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1621 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1622 __NO_BUILTIN if -fno-builtin.
1624 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1626 * config/bfin/bfin.c (print_operand): Report error instead of
1627 ICE for wrong operand.
1629 2007-08-24 Michael Matz <matz@suse.de>
1631 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1633 2007-08-24 Richard Guenther <rguenther@suse.de>
1636 * tree-ssa.c (useless_type_conversion_p): Split into a
1637 recursive and a non-recursive part.
1638 (useless_type_conversion_p_1): New function.
1639 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1640 from maybe_fold_offset_to_reference is trivially convertible
1641 to the desired type before doing the simplification.
1643 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1645 * expr.c (store_expr): Optimize initialization of an array
1647 * expr.h (builtin_strncpy_read_str): New prototype.
1648 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1651 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1654 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1655 field when initializing if_info structure.
1657 2007-08-24 Richard Guenther <rguenther@suse.de>
1659 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1661 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1662 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1663 * tree-inline.c (inlinable_function_p): Fold in common parts of
1664 the cannot_inline_tree_fn langhook.
1665 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1666 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1667 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1668 cannot_inline_tree_fn langhook.
1669 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1670 cannot_inline_tree_fn member.
1672 2007-08-24 Richard Guenther <rguenther@suse.de>
1674 * expr.c (get_inner_reference): Do computation of bitoffset
1675 from offset in a way we can detect overflow reliably.
1677 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1679 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1681 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1683 * config/bfin/bfin.opt (mfast-fp): Add.
1684 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1685 libbffastfp override libgcc if -mfast-fp.
1686 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1687 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1688 (Blackfin Options): Document -mfast-fp.
1690 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1692 PR tree-optimization/32573
1694 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1695 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1696 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1697 (build_classic_dist_vector): Return false rather than true if
1698 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1699 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1700 returned false. Don't call save_dist_v before calling
1701 build_classic_dist_vector_1.
1702 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1703 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1704 DDR_DIR_VECTS vectors.
1706 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1708 * configure.ac (leb128): Modify sed statement to work with any
1709 binutils version string.
1710 * configure: Regenerate
1712 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1714 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1715 Wrap in RTX_CODE macro guard.
1716 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1717 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1718 arm_mark_dllimport, arm_pe_encode_section_info,
1719 arm_pe_unique_section): Use ISO-C function declarations.
1720 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1721 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1722 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1724 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1725 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1727 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1729 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1730 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1731 (register_move_cost): Use ISO-C function declarations.
1732 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1733 * config/score/score-protos.h (score_declare_object): Add
1735 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1737 * final.c (profile_function): Avoid empty if-bodies.
1740 * calls.c (must_pass_in_stack_var_size,
1741 must_pass_in_stack_var_size_or_pad): Constify.
1742 * config/alpha/alpha-protos.h (function_value): Likewise.
1743 * config/alpha/alpha.c (alpha_return_in_memory,
1744 alpha_pass_by_reference, function_value,
1745 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1746 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1748 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1749 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1750 TARGET_PROMOTE_PROTOTYPES): Likewise.
1751 * config/arm/arm-protos.h (arm_return_in_memory,
1752 arm_pad_arg_upward, arm_function_value): Likewise.
1753 * config/arm/arm.c (arm_pass_by_reference,
1754 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1755 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1756 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1758 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1759 * config/avr/avr-protos.h (avr_function_value): Likewise.
1760 * config/avr/avr.c (avr_return_in_memory,
1761 gas_output_limited_string, gas_output_ascii, avr_function_value,
1762 avr_return_in_memory): Likewise.
1763 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1764 * config/bfin/bfin.c (bfin_pass_by_reference,
1765 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1766 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1768 * config/cris/cris.c (cris_pass_by_reference,
1769 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1770 * config/crx/crx.c (crx_return_in_memory): Likewise.
1771 * config/darwin.c (function_base, machopic_function_base_name):
1773 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1774 TARGET_PROMOTE_PROTOTYPES): Likewise.
1775 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1776 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1777 * config/i386/i386-protos.h (ix86_return_in_memory,
1778 ix86_sol10_return_in_memory): Likewise.
1779 * config/i386/i386.c (ix86_function_value,
1780 ix86_function_sseregparm, ix86_must_pass_in_stack,
1781 type_natural_mode, classify_argument, examine_argument,
1782 construct_container, ix86_pass_by_reference, function_value_32,
1783 function_value_64, ix86_function_value_1, return_in_memory_32,
1784 return_in_memory_64, return_in_memory_ms_64,
1785 ix86_return_in_memory, ix86_sol10_return_in_memory,
1786 TARGET_PROMOTE_PROTOTYPES): Likewise.
1787 * config/ia64/ia64-protos.h (ia64_function_value,
1788 ia64_hpux_function_arg_padding): Likewise.
1789 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1790 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1791 ia64_hpux_function_arg_padding): Likewise.
1792 * config/iq2000/iq2000-protos.h (function_arg,
1793 iq2000_function_value): Likewise.
1794 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1795 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1796 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1797 function_arg, iq2000_function_value): Likewise.
1798 * config/m32c/m32c-protos.h (m32c_function_value,
1799 m32c_promote_function_return): Likewise.
1800 * config/m32c/m32c.c (m32c_pass_by_reference,
1801 m32c_promote_prototypes, m32c_promote_function_return,
1802 m32c_function_value): Likewise.
1803 * config/m32r/m32r.c (m32r_return_in_memory,
1804 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1805 m32r_in_small_data_p): Likewise.
1806 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1808 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1809 m68hc11_function_arg_padding): Likewise.
1810 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1811 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1812 m68k_function_value): Likewise.
1813 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1814 mcore_function_value): Likewise.
1815 * config/mcore/mcore.c (handle_structs_in_regs,
1816 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1817 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1818 mcore_num_arg_regs, mcore_function_value): Likewise.
1819 * config/mips/mips-protos.h (mips_pad_arg_upward,
1820 mips_function_value): Likewise.
1821 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1822 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1823 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1824 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1825 mips_function_value): Likewise.
1826 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1828 * config/mmix/mmix.c (mmix_pass_by_reference,
1829 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1830 mmix_encode_section_info): Likewise.
1831 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1833 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1834 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1835 mn10300_function_value): Likewise.
1836 * config/mt/mt-protos.h (mt_function_value): Likewise.
1837 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1838 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1839 * config/pa/pa-protos.h (function_arg_padding, function_value,
1840 pa_return_in_memory): Likewise.
1841 * config/pa/pa.c (pa_pass_by_reference,
1842 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1843 function_arg_padding, function_value, pa_return_in_memory):
1845 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1846 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1847 function_arg_padding): Likewise.
1848 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1849 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1850 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1851 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1852 function_arg_padding, altivec_expand_dst_builtin,
1853 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1854 altivec_init_builtins, rs6000_common_init_builtins,
1855 rs6000_function_value): Likewise.
1856 * s390/s390-protos.h (s390_function_value): Likewise.
1857 * config/s390/s390.c (s390_function_arg_size,
1858 s390_pass_by_reference, s390_return_in_memory,
1859 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1860 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1861 * config/score/score-protos.h (score_function_value): Likewise.
1862 * config/score/score.c (score_arg_partial_bytes,
1863 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1864 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1865 score_pass_by_reference, score_add_offset, score_function_value):
1867 * config/sh/sh-protos.h (sh_attr_renesas_p,
1868 sh_promote_prototypes): Likewise.
1869 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1870 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1871 sh_attr_renesas_p): Likewise.
1872 * config/sparc/sparc-protos.h (function_value,
1873 function_arg_padding): Likewise.
1874 * config/sparc/sparc.c (sparc_promote_prototypes,
1875 sparc_return_in_memory, sparc_pass_by_reference,
1876 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1877 function_arg_record_value_2, function_arg_record_value_1,
1878 function_arg_record_value, function_arg_record_value,
1879 function_arg_padding, function_value): Likewise.
1880 * config/spu/spu-protos.h (spu_function_value): Likewise.
1881 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1882 spu_function_value): Likewise.
1883 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1885 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1886 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1887 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1889 * config/v850/v850.c (v850_return_in_memory,
1890 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1891 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1892 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1893 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1894 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1896 * explow.c (promote_mode, hard_function_value): Likewise.
1897 * expr.h (hard_function_value, promote_mode): Likewise.
1898 * function.c (aggregate_value_p): Likewise.
1899 * hooks.c (hook_bool_const_tree_true): New.
1900 * hooks.h (hook_bool_const_tree_true): New.
1901 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
1902 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1903 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1904 TARGET_RETURN_IN_MSB): Likewise.
1905 * target.h (promote_function_args, promote_function_return,
1906 promote_prototypes, return_in_memory, return_in_msb,
1907 pass_by_reference, must_pass_in_stack, callee_copies,
1908 function_value): Likewise.
1909 * targhooks.c (default_return_in_memory,
1910 hook_pass_by_reference_must_pass_in_stack,
1911 hook_callee_copies_named,
1912 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1913 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1914 default_function_value): Likewise.
1915 * targhooks.h (default_return_in_memory,
1916 hook_pass_by_reference_must_pass_in_stack,
1917 hook_callee_copies_named,
1918 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1919 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1920 default_function_value): Likewise.
1921 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
1922 (equiv_class_label_hash, equiv_class_label_eq): Constify.
1923 * tree-vectorizer.c (bb_in_loop_p): Likewise.
1924 * tree.c (needs_to_live_in_memory): Likewise.
1925 * tree.h (struct tree_type, needs_to_live_in_memory,
1926 aggregate_value_p, must_pass_in_stack_var_size,
1927 must_pass_in_stack_var_size_or_pad): Likewise.
1928 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
1929 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
1930 lookup_filename): Likewise.
1932 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1935 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
1936 fake fcomi i387 instruction for !TARGET_CMOVE.
1937 (ix86_expand_branch): Expand natural sequence with one jump for
1938 all targets, not only TARGET_CMOVE.
1939 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
1940 pattern to implement fake fcomi sequence. Split instruction after
1941 reload to correct compare sequences.
1942 (*cmpfp_xf_cc): Ditto.
1943 (*cmpfp_<mode>_cc): Ditto.
1944 (*cmpfp_u_cc): Ditto.
1945 (*cmpfp_<mode>_cc): Ditto.
1947 2007-08-23 Richard Guenther <rguenther@suse.de>
1949 * tree-pretty-print.c (dump_generic_node): Annotate
1950 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
1952 2007-08-23 Richard Guenther <rguenther@suse.de>
1954 * builtins.c (expand_builtin_mathfn): Wrap argument in
1955 save_expr directly instead of re-building the call.
1956 (expand_builtin_mathfn_2): Likewise.
1957 (expand_builtin_mathfn_3): Likewise.
1958 (expand_builtin_interclass_mathfn): Likewise.
1959 (expand_builtin_int_roundingfn): Set arg.
1960 (expand_builtin_int_roundingfn_2): Likewise.
1962 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
1964 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
1965 *sse_nand<mode>3, *sse_xor<mode>3): New.
1967 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
1970 * config/i386/i386.c (print_operand): Handle ';' code. Output
1971 semicolon for TARGET_MACHO.
1972 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
1973 emit semicolon after 'lock' prefix.
1974 (sync_double_compare_and_swap<mode>): Ditto.
1975 (*sync_double_compare_and_swapdi_pic): Ditto.
1976 (*sync_compare_and_swap_cc<mode>): Ditto.
1977 (sync_double_compare_and_swap_cc<mode>): Ditto.
1978 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1979 (sync_old_add<mode>): Ditto.
1980 (sync_add<mode>): Ditto.
1981 (sync_sub<mode>): Ditto.
1982 (sync_ior<mode>): Ditto.
1983 (sync_and<mode>): Ditto.
1984 (sync_xor<mode>): Ditto.
1986 2007-08-22 Chao-ying Fu <fu@mips.com>
1988 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
1990 (copy_rtx): Handle CONST_FIXED.
1991 (rtx_equal_p): Likewise.
1992 * rtl.h (fixed_value.h): New include.
1993 (rtx_def): Add a new field of fixed_value to u.
1994 (XCNMPFV): Define for accessing fixed_value.
1995 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
1997 * rtl.def (CONST_FIXED): New constant.
1998 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
1999 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2000 US_ASHIFT): New codes.
2001 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2002 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2003 unsigned_fract_convert, unsigned_sat_fract): Document them.
2004 * varasm.c (assemble_integer): Extend to support fixed-point constants
2005 by using different machine classes.
2006 (decode_addr_const): Handle FIXED_CST.
2007 (const_hash_1): Likewise.
2008 (compare_constant): Likewise.
2009 (copy_constant): Likewise.
2010 (const_rtx_hash_1): Handle CONST_FIXED.
2011 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2012 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2014 (initializer_constant_valid_p): Handle FIXED_CST.
2015 (output_constant): Support FIXED_POINT_TYPE.
2016 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2017 * cse.c (hash_rtx): Support CONST_FIXED.
2018 (exp_equiv_p): Likewise.
2019 (cannon_reg): Likewise.
2020 (fold_rtx): Likewise.
2021 (equiv_constant): Likewise.
2022 (cse_process_notes_1): Likewise.
2023 (count_reg_usage): Likewise.
2024 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2025 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2026 (wrap_constant): Check CONST_FIXED.
2027 (cselib_hash_rtx): Support CONST_FIXED.
2028 (cselib_subst_to_values): Likewise.
2029 * df-scan.c (df_uses_record): Likewise.
2030 * gcse.c (want_to_gcse_p): Likewise.
2031 (oprs_unchanged_p): Likewise.
2032 (oprs_not_set_p): Likewise.
2033 (compute_transp): Likewise.
2034 (extract_mentioned_regs_helper): Likewise.
2035 * genemit.c (gen_exp): Likewise.
2036 * local-alloc.c (equiv_init_varies_p): Likewise.
2037 (contains_replace_regs): Likewise.
2038 (memref_referenced_p): Likewise.
2039 * loop-invariant.c (check_maybe_invariant): Likewise.
2040 (hash_invariant_expr_1): Likewise.
2041 (invariant_expr_equal_p): Likewise.
2042 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2043 * regclass.c (reg_scan_mark_refs): Likewise.
2044 * regrename.c (scan_rtx): Likewise.
2045 * resource.c (mark_referenced_resources): Likewise.
2046 (mark_set_resources): Likewise.
2047 * rtlanal.c (rtx_unstable_p): Likewise.
2048 (rtx_varies_p): Likewise.
2049 (count_occurrences): Likewise.
2050 (reg_mentioned_p): Likewise.
2051 (modified_between_p): Likewise.
2052 (modified_in_p): Likewise.
2053 (volatile_insn_p): Likewise.
2054 (volatile_refs_p): Likewise.
2055 (side_effects_p): Likewise.
2056 (may_trap_p_1): Likewise.
2057 (inequality_comparisons_p): Likewise.
2058 (computed_jump_p_1): Likewise.
2059 (commutative_operand_precedence): Likewise.
2060 * sched-deps.c (sched_analyze_2): Likewise.
2061 * sched-vis.c (print_value): Likewise.
2062 * reload.c (operands_match_p): Likewise.
2063 (subst_reg_equivs): Likewise.
2064 * reload1.c (eliminate_regs_1): Likewise.
2065 (elimination_effects): Likewise.
2066 (scan_paradoxical_subregs): Likewise.
2067 * alias.c (rtx_equal_for_memref_p): Likewise.
2068 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2069 * emit-rtl.c (const_fixed_htab): New hash table.
2070 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2072 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2073 const_fixed_from_fixed_value): New functions.
2074 (verify_rtx_sharing): Handle CONST_FIXED.
2075 (copy_rtx_if_shared_1): Likewise.
2076 (reset_used_flags): Likewise.
2077 (set_used_flags): Likewise.
2078 (copy_insn_1): Likewise.
2079 (init_emit_once): Create const_fixed_htab.
2080 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2082 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2084 PR tree-optimization/32949
2085 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2086 before failing for ivs with non-constant step.
2088 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2090 * doc/md.texi (Iterators): Renamed from Macros. All contents
2091 changed to reflect rename of respectively define_code_macro and
2092 define_mode_macro to define_code_iterator and define_mode_iterator.
2093 (Mode Iterators, Code Iterators): Similar.
2094 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2095 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2096 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2097 (initialize_iterators, find_iterator, check_code_iterator)
2098 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2099 (read_mapping, read_rtx_1): Similar.
2100 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2101 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2102 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2103 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2104 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2105 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2106 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2107 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2108 config/rs6000/sync.md, config/rs6000/rs6000.md,
2109 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2110 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2111 config/vax/vax.md, config/bfin/bfin.md: Similar.
2113 2007-08-22 David Daney <ddaney@avtrex.com>
2115 * doc/install.texi (Testing): Mention testing on a simulator.
2117 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2119 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2121 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2122 and rearrange floating point conversion functions into different
2125 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2127 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2128 dfa_post_advance_cycle): New scheduler hooks.
2129 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2130 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2132 (TARGET_SCHED): Use them.
2133 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2134 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2135 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2137 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2138 function to facilitate debugging.
2139 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2140 (output_insn_has_dfa_reservation_p): New static function to output
2141 insn_has_dfa_reservation_p ().
2142 (write_automata): Use it.
2143 * genattr.c (main): Output declaration for
2144 insn_has_dfa_reservation_p ().
2146 2007-08-22 Christian Bruel <christian.bruel@st.com>
2147 Richard Guenther <rguenther@suse.de>
2149 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2150 * simplify_rtx (simplify_binary_operation_1): Likewise.
2152 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2154 PR rtl-optimization/32557
2155 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2156 of REGNO (mws->mw_reg).
2158 2007-08-22 Richard Guenther <rguenther@suse.de>
2161 * builtins.c (expand_builtin_int_roundingfn): Replace call
2162 argument wrapped with SAVE_EXPR directly.
2163 (expand_builtin_int_roundingfn_2): Likewise.
2165 2007-08-22 Richard Guenther <rguenther@suse.de>
2167 * tree-inline.c (inlinable_function_p): Restore disregarding
2168 inline limits for GNU extern inline functions.
2170 2007-08-22 Richard Guenther <rguenther@suse.de>
2173 * tree.c (host_integerp): Treat sizetype as signed as it is
2176 2007-08-21 Ian Lance Taylor <iant@google.com>
2178 PR tree-optimization/33134
2179 * tree-vrp.c (adjust_range_with_scev): Call
2180 set_value_range_to_value.
2182 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2184 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2187 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2189 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2192 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2194 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2195 cases to set eight bytes at a time.
2196 (expand_block_move): Likewise.
2198 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2201 * dwarf2out.c (gen_decl_die): Don't call
2202 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2204 2007-08-21 Paul Brook <paul@codesourcery.com>
2205 Nathan Sidwell <nathan@codesourcery.com>
2206 Mark Mitchell <mark@codesourcery.com>
2207 Joseph Myers <joseph@codesourcery.com>
2209 * configure.ac: Add --with-pkgversion and --with-bugurl.
2210 * configure: Regenerate.
2211 * doc/install.texi: Document them.
2212 * version.c (version_string): Remove VERSUFFIX.
2213 (VERSUFFIX): Remove.
2214 (pkgversion_string): New.
2215 (bug_report_url): Do not hard-code initializer.
2216 * version.h (pkgversion_string): Declare.
2217 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2219 (version.o): Define PKGVERSION and BUGURL.
2220 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2221 (%.pod): Define BUGURL.
2222 * gcc.c (process_command, main): Use pkgversion_string.
2223 * toplev.c (compile_file, print_version): Likewise.
2224 * protoize.c (main): Likewise.
2225 * gcov.c (print_version): Likewise. Update copyright date.
2226 * gcov-dump.c (print_version): Likewise. Update copyright date.
2227 * mips-tdump.c (main): Likewise. Update copyright date.
2228 * mips-tfile.c (main): Likewise. Update copyright date.
2229 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2230 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2231 shorten description.
2232 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2233 * doc/gccint.texi: Likewise.
2234 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2235 Update copyright date.
2237 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2240 (ix86_expand_strlensi_unroll_1): Ditto.
2241 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2242 (ix86_expand_carry_flag_compare): Update comment.
2244 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2247 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2248 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2250 2007-08-21 Richard Guenther <rguenther@suse.de>
2252 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2254 2007-08-21 Richard Guenther <rguenther@suse.de>
2257 * fold-const.c (fold_binary): Remove index +p PTR folding.
2258 Fix types of POINTER_PLUS_EXPR generated by folding of
2261 2007-08-20 Chao-ying Fu <fu@mips.com>
2263 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2264 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2265 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2266 (c_common_fixed_point_type_for_size): Declare.
2267 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2268 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2269 (c_token_starts_declspecs): Likewise.
2270 (c_parser_declspecs): Likewise.
2271 (c_parser_attributes): Likewise.
2272 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2273 (c_declspecs): Add saturating_p.
2274 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2275 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2276 _Sat. Handle RID_SAT.
2277 Avoid using void, bool, char, int, float, double, _Decimal32,
2278 _Decimal64, _Decimal128, and complex with _Sat.
2279 Handle RID_FRACT and RID_ACCUM.
2280 Make sure _Sat is used with _Fract or _Accum.
2281 (finish_declspecs): Handle cts_fract and cts_accum.
2282 * c-common.c (fixed-value.h): New include.
2283 (constant_expression_warning): Handle FIXED_CST.
2284 (overflow_warning): Likewise.
2285 (warnings_for_convert_and_check): Likewise.
2286 (c_common_fixed_point_type_for_size): New.
2287 (c_common_type_for_mode): Handle fixed-point modes to
2288 return various saturating/non-saturating, signed/unsigned types.
2289 (c_common_signed_or_unsigned_type): Support fixed-point types.
2290 (shorten_compare): Check fixed-point zero.
2291 Handle FIXED_POINT_TYPE.
2292 (c_common_truthvalue_conversion): Handle FIXED_CST.
2293 Handle FIXED_POINT_TYPE.
2294 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2296 (handle_mode_attribute): Handle fixed-point modes. Need to check
2297 if the signness of base type and fixed-point modes are consistent.
2298 (handle_vector_size_attribute): Handle fixed-point modes.
2299 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2300 (warn_for_div_by_zero): Check fixed-point zero.
2301 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2302 a common fixed-point type based on fbit, ibit, sign, and saturation.
2303 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2304 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2305 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2306 (convert_for_assignment): Support FIXED_POINT_TYPE.
2307 (digest_init): Handle FIXED_POINT_TYPE.
2308 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2309 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2310 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2311 GE_EXPR, LT_EXPR, GT_EXPR.
2312 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2313 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2314 * target.h (gcc_target): Add fixed_point_supported_p.
2315 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2316 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2317 (default_fixed_point_supported_p): Define.
2318 * targhooks.h (default_fixed_point_supported_p): Declare.
2319 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2320 * doc/install.texi (Configuration): Add --enable-fixed-point.
2321 * configure.ac (--enable-fixed-point): New to enable fixed-point
2322 arithmetic extension to C. For mips targets, we enable it by default.
2323 * configure, config.in: Regenerate.
2325 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2327 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2329 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2331 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2332 DWARF2_DEBUGGING_INFO.
2333 (cold_text_section_used): Same.
2334 (cold_text_section): Same.
2336 2007-08-20 Richard Guenther <rguenther@suse.de>
2338 * c-typeck.c (convert_for_assignment): Use the type of
2339 the member for the initialization.
2341 2007-08-20 Richard Guenther <rguenther@suse.de>
2343 * c-objc-common.c (c_disregard_inline_limits): Remove.
2344 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2345 * cgraphunit.c (cgraph_process_new_functions): Call
2346 disregard_inline_limits_p.
2347 (cgraph_preserve_function_body_p): Likewise.
2348 * ipa-inline.c (compute_inline_parameters): Likewise.
2349 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2351 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2352 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2353 disregard_inline_limits langhook.
2354 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2356 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2357 disregard_inline_limits langhook.
2358 * tree-inline.c (disregard_inline_limits_p): New function.
2359 * tree-inline.h (disregard_inline_limits_p): Declare.
2361 2007-08-20 Richard Guenther <rguenther@suse.de>
2363 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2364 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2365 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2366 auto_var_in_fn_p langhook.
2367 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2369 * tree.c (auto_var_in_fn_p): ... here.
2370 (find_var_from_fn): Call auto_var_in_fn_p directly.
2371 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2372 auto_var_in_fn_p langhook.
2373 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2374 (copy_body_r): Likewise.
2375 (self_inlining_addr_expr): Likewise.
2376 * tree.h (auto_var_in_fn_p): Declare.
2378 2007-08-20 Richard Guenther <rguenther@suse.de>
2380 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2381 (walk_type_fields): Take lh parameter.
2382 (walk_tree): Rename to ...
2383 (walk_tree_1): ... this. Do not call the walk_subtrees
2384 langhook but the now passed callback. Pass lh on recursion.
2385 (walk_tree_without_duplicates): Rename to ...
2386 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2387 and call walk_tree_1.
2388 * tree.h (walk_tree_lh): New typedef.
2389 (walk_tree_1): Declare.
2390 (walk_tree_without_duplicates_1): Likewise.
2391 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2392 (walk_tree_without_duplicates): New define to
2393 walk_tree_without_duplicates_1 with NULL lh parameter.
2394 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2395 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2397 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2398 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2399 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2402 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2405 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2406 code in front of the compacting of basic blocks.
2407 Move the folding of statements inbetween the cgraph checking
2408 and compacting of basic blocks.
2410 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2411 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2414 * config/alpha/alpha.c (va_list_skip_additions): Check for
2415 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2416 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2417 PLUS_EXPR when checking ap.__base.
2418 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2419 when doing addition on pointer types. Use size_int instead of
2421 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2422 ptr_type in the second operand.
2424 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2427 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2429 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2432 * cfgexpand.c (expand_one_register_var): Mark pointer
2433 DECL_ARTIFICIAL as REG_POINTER also.
2434 * stmt.c (expand_decl): Likewise.
2436 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2443 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2444 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2445 on_worklist argument and avoid adding things to worklist multiple
2447 (add_to_worklist): Ditto.
2448 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2449 single SFT is clobbered.
2450 (set_initial_properties): Ditto.
2451 (compute_call_clobbered): Update for changes to function
2453 (create_overlap_variables_for): Always create SFT for offset 0.
2454 (create_structure_vars): Handle PHI's, since we are in SSA form at
2456 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2457 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2459 (add_vars_for_offset): Figure out aliases from access + points-to.
2460 (add_virtual_operand): Use add_vars-for_offset.
2461 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2462 (add_call_clobber_ops): Remove makes_clobbering_call set.
2463 (get_expr_operands): Always pass through the INDIRECT_REF
2465 * tree-ssa-structalias.c (struct constraint_graph): Remove
2467 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2468 address_taken, pt_used, number_incoming.
2469 (FIRST_ADDR_NODE): Removed.
2470 (merge_graph_nodes): Remove broken code for the moment.
2471 (init_graph): New function.
2472 (build_pred_graph): Remove code to init_graph.
2473 Add location equivalence support.
2474 (struct scc_info): Rename roots to deleted.
2476 (init_scc_info): Ditto
2477 (init_topo_info): Use graph->size.
2478 (compute_topo_order): Ditto.
2479 (do_da_constraint): Removed.
2480 (do_sd_constraint): Remove calls to find().
2481 set_union_with_increment should always get 0 as last arg here.
2482 (do_complex_constraint): Replace do_da_constraint with assert.
2484 (struct equiv_class_label): New.
2485 (pointer_equiv_class_table): Ditto.
2486 (location_equiv_class_table): Ditto.
2487 (equiv_class_label_hash): Ditto.
2488 (equiv_class_label_eq): Ditto
2489 (equiv_class_lookup): Ditto.
2490 (equiv_class_ladd): Ditto.
2491 (pointer_equiv_class): Ditto.
2492 (location_equiv_class): Ditto.
2493 (condense_visit): Rename and rewrite from label_visit to do only
2494 SCC related stuff for HU.
2495 (label_visit): Do HU work for HU.
2496 (perform_var_substitution): Update to do HU and location
2498 (free_var_substitution_info): Update to free HU and location
2499 equivalence structures. */
2500 (find_equivalent_node): Update for pointer but not location
2502 (unite_pointer_equivalences): New function.
2503 (move_complex_constraints): Rewrite to only do moving.
2504 (rewrite_constraints): Split out of move_complex_constraints.
2505 (solve_graph): Use graph->size.
2506 (process_constraint_1): Add from_call argument, use it.
2507 Split *a = &b into two constraints.
2508 (process_constraint): Use new process_constraint_1.
2509 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2510 (get_constraint_for): Handle non-pointer integers properly.
2511 Remove code that used to handle structures.
2512 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2513 with unknown addends.
2514 (handle_rhs_call): New function.
2515 (find_func_aliases): Use handle_rhs_call.
2516 (set_uids_in_ptset): Add an assert.
2517 (set_used_smts): Fix bug in not considering unified vars.
2518 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2519 (compute_points_to_sets): Update for other function changes.
2520 (delete_points_to_sets): Ditto.
2521 (ipa_pta_execute): Ditto.
2522 (pass_ipa_pta): We need to update SSA after ipa_pta.
2524 2007-08-19 Jan Hubicka <jh@suse.cz>
2526 * i386.md: Replace "rim" and "mri" constraints by "g".
2528 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2530 * dwarf2out.c (text_section_used, cold_text_section_used,
2531 cold_text_section, dwarf2out_note_section_used): New.
2532 (dwarf2out_init): Initialize cold_text_section.
2533 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2534 dwarf2out_note_section_used.
2535 (size_of_aranges): Only count entry for text section if it was
2536 used. Count entry for cold text section if it was used.
2537 (output_aranges): Only output entries for text section and cold
2538 text section if they were used.
2540 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2542 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2544 (debug_generic_stmt): Likewise.
2545 (debug_tree_chain): Likewise.
2547 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2549 * tree-data-refs.c (split_constant_offset): Expose.
2550 * tree-data-refs.h (split_constant_offset): Add declaration.
2552 * tree-vectorizer.h (dr_alignment_support): Renamed
2553 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2554 Added a new value dr_explicit_realign.
2555 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2556 dr_offset, dr_step, and dr_aligned_to, along with new access
2557 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2558 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2559 STMT_VINFO_DR_ALIGNED_TO.
2561 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2563 In case of outer-loop vectorization with non-fixed misalignment - use
2564 the dr_explicit_realign scheme instead of the optimized realignment
2566 (new_stmt_vec_info): Initialize new fields.
2568 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2569 'nested_in_vect_loop' case. Change verbosity level.
2570 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2571 Don't fail on zero step in the outer-loop for loads.
2572 (vect_analyze_data_refs): Call split_constant_offset to calculate
2573 base, offset and init relative to the outer-loop.
2575 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2576 BSI function argument with a new function argument - at_loop.
2577 Simplify the condition that determines STEP. Takes additional argument
2578 INV_P. Support outer-loop vectorization (handle the
2579 nested_in_vect_loop case), including zero step in the outer-loop. Call
2580 vect_create_addr_base_for_vector_ref with additional argument.
2581 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2582 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2583 Fixed and simplified calculation of step.
2584 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2585 of bsi, and with additional argument. Call bump_vector_ptr with
2586 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2587 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2588 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2589 when the realignment setup needs to take place inside the loop.
2590 Support the dr_explicit_realign scheme. Allow generating the optimized
2591 realignment scheme for outer-loop vectorization. Added documentation.
2592 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2593 the 'nested_in_vect_loop' case, including loads that are invariant in
2594 the outer-loop and the realignment schemes. Handle the case when the
2595 realignment setup needs to take place inside the loop. Call
2596 vect_setup_realignment with additional arguments. Call
2597 vect_create_data_ref_ptr with additional argument and with loop instead
2598 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2599 (vect_gen_niters_for_prolog_loop): Call
2600 vect_create_addr_base_for_vector_ref with additional arguments.
2601 (vect_create_cond_for_align_checks): Likewise.
2602 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2603 scheme: takes additional argument bump; argument ptr_incr is now
2604 optional; updated documentation.
2605 (vect_init_vector): Takes additional argument (bsi). Use it, if
2606 available, to insert the vector initialization.
2607 (get_initial_def_for_induction): Pass additional argument in call to
2609 (vect_get_vec_def_for_operand): Likewise.
2610 (vect_setup_realignment): Likewise.
2611 (vectorizable_load): Likewise.
2613 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2615 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2616 as argument instead of struct loop.
2617 (nested_in_vect_loop_p): New function.
2618 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2620 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2621 from other phis in the loop.
2622 (destroy_loop_vec_info): Add additional argument to declaration.
2624 * tree-vectorizer.c (supportable_widening_operation): Also check if
2625 nested_in_vect_loop_p (don't allow changing the order in this case).
2626 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2627 of struct loop. Call nested_in_vect_loop_p and don't require
2628 flag_unsafe_math_optimizations if it returns true.
2629 (new_stmt_vec_info): When setting def_type for phis differentiate
2630 loop-header phis from other phis.
2631 (bb_in_loop_p): New function.
2632 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2633 just update their loop_vinfo. Order of BB traversal now matters -
2634 call dfs_enumerate_from with bb_in_loop_p.
2635 (destroy_loop_vec_info): Takes additional argument to control whether
2636 stmt_vinfo of the loop stmts should be destroyed as well.
2637 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2638 reduction stmt to be defines by a non loop-header phi.
2639 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2641 * tree-vect-transform.c (vectorizable_reduction): Call
2642 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2643 (vectorizable_call): Likewise.
2644 (vectorizable_conversion): Likewise.
2645 (vectorizable_operation): Likewise.
2646 (vectorizable_type_promotion): Likewise.
2647 (vectorizable_type_demotion): Likewise.
2648 (vectorizable_store): Likewise.
2649 (vectorizable_live_operation): Likewise.
2650 (vectorizable_reduction): Likewise. Also pass loop_info to
2651 vect_is_simple_reduction instead of loop.
2652 (vect_init_vector): Call nested_in_vect_loop_p.
2653 (get_initial_def_for_reduction): Likewise.
2654 (vect_create_epilog_for_reduction): Likewise.
2655 (vect_init_vector): Check which loop to work with, in case there's an
2657 (get_initial_def_for_inducion): Extend to handle outer-loop
2658 vectorization. Fix indentation.
2659 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2660 In the case vect_induction_def get the vector def from the induction
2661 phi node, instead of calling get_initial_def_for_inducion.
2662 (get_initial_def_for_reduction): Extend to handle outer-loop
2664 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2666 (vect_transform_loop): Change assert to just skip this case. Add a
2668 (vect_finish_stmt_generation): Add a couple asserts.
2670 (vect_estimate_min_profitable_iters): Multiply
2671 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2673 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2674 this is an inner-loop reduction in outer-loop vectorization.
2676 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2677 Same code as what used to be vect_analyze_scalar_cycles, only with
2678 additional argument loop, and loop_info passed to
2679 vect_is_simple_reduction instead of loop.
2680 (vect_analyze_scalar_cycles): Code factored out into
2681 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2682 Updated documentation.
2683 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2684 outer-loop vectorization that are live or not used in the outerloop,
2685 cause this requires special handling.
2686 (vect_enhance_data_refs_alignment): Don't consider versioning for
2688 (vect_analyze_data_refs): Check that there are no datarefs in the
2690 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2691 and vect_used_in_outer_by_reduction cases.
2692 (process_use): Also consider the case of outer-loop stmt defining an
2693 inner-loop stmt and vice versa.
2694 (vect_analyze_loop_1): New function.
2695 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2696 loops. Call vect_analyze_loop_1.
2697 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2698 been vectorized. Call destroy_loop_vec_info with additional argument.
2700 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2701 in the inner-loop when doing outer-loop vectorization. Add
2702 documentation and printout.
2703 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2704 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2706 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2708 * tree-affine.h (print_aff): New prototype.
2709 (debug_aff): Likewise.
2710 * tree-affine.c (print_aff): New function.
2711 (debug_aff): Likewise.
2713 2007-08-18 Paul Brook <paul@codesourcery.com>
2714 Joseph Myers <joseph@codesourcery.com>
2716 * common.opt (-fdebug-prefix-map=): New option.
2717 * opts.c: Include debug.h.
2718 (common_handle_option): Handle -fdebug-prefix-map.
2719 * final.c: Include ggc.h.
2720 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2721 remap_debug_filename): New.
2722 * Makefile.in (final.o, opts.o): Update dependencies.
2723 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2724 * configure.ac: Check for assembler --debug-prefix-map support.
2725 * configure, config.in: Regenerate.
2726 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2727 (ASM_DEBUG_SPEC): Include ASM_MAP.
2728 * doc/install.texi (--with-debug-prefix-map): Document.
2729 * doc/invoke.texi (-fdebug-prefix-map): Document.
2730 * dbxout.c (dbxout_init, dbxout_start_source_file,
2731 dbxout_source_file): Call remap_debug_filename.
2732 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2733 dwarf2out_start_source_file, dwarf2out_finish): Call
2734 remap_debug_filename.
2735 (file_table_relative_p): Do not check d->emitted_number.
2736 * toplev.c (output_file_directive): Call remap_debug_filename.
2737 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2738 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2740 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2742 * loop-invariant.c (find_invariants_to_move): Add missing macro
2745 2007-08-17 Tom Tromey <tromey@redhat.com>
2747 * tree.h (struct tree_label_decl): Removed old "java" fields.
2749 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2750 Nigel Stephens <nigel@mips.com>
2752 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2753 Treat -mno-data-in-code and -mcode-xonly as aliases for
2754 -mcode-readable=no and -mcode-readable=pcrel respectively.
2755 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2756 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2757 (MULTILIB_DIRNAMES): Update accordingly.
2759 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2761 * Makefile.in (version.o): Depend on $(REVISION) only if
2762 REVISION_s is defined.
2764 2007-08-17 Sa Liu <saliu@de.ibm.com>
2765 Ulrich Weigand <uweigand@de.ibm.com>
2768 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2769 use build_qualified_type to retain qualifiers of the base type.
2771 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2773 * config/score/score.md : Update pattern tablejump.
2774 * config/score/score.c : Update score_initialize_trampoline
2776 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2777 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2778 * doc/contrib.texi: Add my entry.
2780 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2782 * Makefile.in (REVISION): New.
2785 (version.o): Also depend on $(REVISION). Add
2786 -DREVISION=$(REVISION_s).
2788 * version.c (version_string): Add REVISION.
2790 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2792 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2793 of GOTO that's relocated to a different block.
2795 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2797 * c-common.c (const_strip_array_types): New.
2798 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2799 (const_strip_array_types): New.
2800 * c-objc-common.c (c_disregard_inline_limits,
2801 c_warn_unused_global_decl): Constify.
2802 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2803 c_vla_type_p, c_incomplete_type_error): Likewise.
2804 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2805 * hooks.c (hook_bool_const_tree_false): New.
2806 * hooks.h (hook_bool_const_tree_false): Likewise.
2807 * langhooks-def.h (lhd_warn_unused_global_decl,
2808 lhd_incomplete_type_error, lhd_expr_size,
2809 lhd_tree_inlining_disregard_inline_limits,
2810 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2811 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2812 * langhooks.c (lhd_warn_unused_global_decl,
2813 lhd_incomplete_type_error,
2814 lhd_tree_inlining_disregard_inline_limits,
2815 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2816 lhd_expr_size): Likewise.
2817 * langhooks.h (lang_hooks_for_tree_inlining,
2818 lang_hooks_for_tree_dump, lang_hooks_for_types,
2819 lang_hooks_for_decls, lang_hooks): Likewise.
2820 * pointer-set.c (pointer_set_t, pointer_set_create,
2821 pointer_set_contains, insert_aux, pointer_set_insert,
2822 pointer_set_traverse, pointer_map_t, pointer_map_create,
2823 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2825 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2826 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2827 pointer_map_traverse): Likewise.
2828 * predict.c (assert_is_empty): Likewise.
2829 * tree-affine.c (free_name_expansion): Likewise.
2830 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2831 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2832 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2834 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2836 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2838 (destroy_loop_vec_info): Add call to VEC_free.
2839 * tree-vectorizer.h (may_alias_ddrs): Define.
2840 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2841 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2842 Change reporting to dump.
2843 (vect_is_duplicate_ddr): New.
2844 (vect_mark_for_runtime_alias_test): New.
2845 (vect_analyze_data_ref_dependences) Add call to
2846 vect_mark_for_runtime_alias_test.
2847 (vect_enhance_data_refs_alignment): Define local variable
2848 vect_versioning_for_alias_required, don't perform
2849 peeling for alignment if versioning for alias is
2851 (vect_enhance_data_refs_alignment): Use
2852 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2853 PARAM_VECT_MAX_VERSION_CHECKS.
2854 * tree-vect-transform.c
2855 (vect_create_cond_for_alias_checks): New.
2856 (vect_transform_loop): Add call to
2857 vect_create_cond_for_alias_checks.
2858 (vect_vfa_segment_size): New.
2859 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2861 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2862 * gcc/doc/invoke.texi
2863 (vect-max-version-for-alignment-checks): Document.
2864 (vect-max-version-for-alias-checks): Document.
2865 (vect-max-version-checks): Remove.
2867 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2869 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2870 the same line as the instruction for all asm dialects.
2871 (*rep_movsi): Ditto.
2872 (*rep_movsi_rex64): Ditto.
2873 (*rep_movqi): Ditto.
2874 (*rep_movqi_rex64): Ditto.
2875 (*rep_stosdi_rex64): Ditto.
2876 (*rep_stossi): Ditto.
2877 (*rep_stossi_rex64): Ditto.
2878 (*rep_stosqi): Ditto.
2879 (*rep_stosqi_rex64): Ditto.
2880 (*cmpstrnqi_nz_1): Ditto.
2881 (*cmpstrnqi_nz_rex_1): Ditto.
2882 (*cmpstrnqi_1): Ditto.
2883 (*cmpstrnqi_rex_1): Ditto.
2884 (*strlenqi_1): Ditto.
2885 (*strlenqi_rex_1): Ditto.
2886 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2887 prefix on the same line as the instruction for all asm dialects.
2888 (sync_double_compare_and_swap<mode>): Ditto.
2889 (*sync_double_compare_and_swapdi_pic): Ditto.
2890 (*sync_compare_and_swap_cc<mode>): Ditto.
2891 (sync_double_compare_and_swap_cc<mode>): Ditto.
2892 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2893 (sync_old_add<mode>): Ditto.
2894 (sync_add<mode>): Ditto.
2895 (sync_sub<mode>): Ditto.
2896 (sync_ior<mode>): Ditto.
2897 (sync_and<mode>): Ditto.
2898 (sync_xor<mode>): Ditto.
2900 2007-08-16 Richard Sandiford <richard@codesourcery.com>
2903 * reload.c (find_reloads): Check that the memory returned by
2904 find_reloads_toplev was not the result of forcing a constant
2906 (find_reloads_toplev): Always use simplify_gen_subreg to get
2907 the subreg of a constant. If the result is also a constant,
2908 but not a legitimate one, force it into the constant pool
2909 and reload its address.
2911 2007-08-15 David Edelsohn <edelsohn@gnu.org>
2913 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
2916 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
2918 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
2919 directive for the current vector ABI.
2921 2007-08-15 Steve Ellcey <sje@cup.hp.com>
2924 * caller-save.c (reg_save_code): Set invalide status on restore code.
2926 2007-08-15 Diego Novillo <dnovillo@google.com>
2928 * tree-ssa-alias.c (compute_memory_partitions): Use
2929 alias_bitmap_obstack to allocate bitmaps.
2930 (reset_alias_info): Factor out of init_alias_info.
2931 Mark all name tags not associated to an SSA name for renaming.
2932 (init_alias_info): Call it.
2933 (create_name_tags): Tidy. Add comments.
2934 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
2936 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2938 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
2939 scheduler dependencies.
2941 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
2943 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
2945 (*iorsi_1_zext): Likewise.
2946 (*iorsi_1_zext_imm): Likewise.
2947 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
2948 with "rm"/"xm" constraint.
2949 (sse2_vmsqrtv2df2): Likewise.
2951 2007-08-15 Jakub Jelinek <jakub@redhat.com>
2954 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
2957 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
2959 * tree-pass.h (PROP_pta): Removed.
2960 (TODO_rebuild_alias): New.
2961 (pass_may_alias): Removed.
2962 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
2963 aliasing if we changed something.
2964 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
2966 (pass_may_alias): Removed.
2967 (create_structure_vars): Return TODO_rebuild_alias.
2968 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
2969 * tree-sra.c (tree_sra): Only rebuild aliasing if something
2971 (tree_sra_early): We never affect aliasing right now.
2972 * tree-flow.h (compute_may_aliases): New prototype.
2973 * passes.c: Remove pass_may_alias from the passes.
2974 (execute_function_todo): Support TODO_rebuild_alias.
2976 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
2978 * i386.c: (legitimize_address): Move dllimported variable check
2979 infront of legitimizing pic address of CONST symbols.
2981 2007-08-14 Steve Ellcey <sje@cup.hp.com>
2983 PR tree-optimization/32941
2984 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
2985 (goto_queue_cmp): Remove.
2986 (find_goto_replacement): Change search method.
2987 (maybe_record_in_goto_queue): Add assert.
2988 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
2989 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
2991 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2993 * alias.c (component_uses_parent_alias_set): Constify.
2994 * alias.h (component_uses_parent_alias_set): Likewise.
2995 * cfgrtl.c (print_rtl_with_bb): Likewise.
2996 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
2997 mpz_get_double_int): Likewise.
2998 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
2999 mpz_get_double_int): Likewise.
3000 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3001 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3003 * expr.h (safe_from_p): Likewise.
3004 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3006 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3007 zero_sized_type, goa_lhs_expr_p): Likewise.
3008 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3009 * rtl.h (print_rtl_with_bb): Likewise.
3010 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3011 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3012 * tree-flow-inline.h (bb_stmt_list): Constify.
3013 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3015 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3016 const_first_stmt, const_last_stmt): New.
3017 (block_may_fallthru, empty_block_p): Constify.
3018 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3019 EXPR_ONLY_BODY): New.
3020 (expr_first, expr_last, expr_only): Use macro for body.
3021 (const_expr_first, const_expr_last, const_expr_only): New.
3022 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3023 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3024 ctsi_prev, ctsi_stmt): New.
3025 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3026 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3027 * tree-ssa-loop-niter.c (loop_only_exit_p,
3028 derive_constant_upper_bound): Likewise.
3029 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3030 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3031 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3032 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3033 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3034 * tree.c (get_type_static_bounds): Likewise.
3035 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3036 (get_type_static_bounds): Constify.
3038 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3041 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3042 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3043 (*<addsub><mode>3_cc_overflow): New.
3044 (*add<mode>3_cconly_overflow): New.
3045 (*sub<mode>3_cconly_overflow): New.
3046 (*<addsub>si3_zext_cc_overflow): New.
3047 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3048 CCCmode for LTU, GTU, LEU and GEU.
3049 (ix86_comparison_operator): Likewise.
3050 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3051 * config/i386/i386.c (put_condition_code): Support CCCmode.
3052 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3053 or MINUS expressions.
3055 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3058 * c-typeck.c (build_binary_op): Disallow vector float types with
3059 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3061 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3063 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3064 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3065 (dep_def): New typedef.
3066 (init_dep_1, sd_debug_dep): Declare functions.
3067 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3068 (debug_dep_links): Remove.
3069 (struct _deps_list): New field 'n_links'.
3070 (DEPS_LIST_N_LINKS): New macro.
3071 (FOR_EACH_DEP_LINK): Remove.
3072 (create_deps_list, free_deps_list, delete_deps_list): Remove
3074 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3075 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3076 (copy_deps_list_change_con, move_dep_link): Ditto.
3077 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3078 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3080 (INSN_BACK_DEPS): Remove.
3081 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3083 (INSN_DEP_COUNT): Remove.
3084 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3085 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3086 Declare global variables.
3087 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3088 (add_forw_dep, compute_forward_dependences): Remove declarations.
3089 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3090 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3091 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3093 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3095 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3096 (sd_list_types_def): New typedef.
3097 (sd_next_list): Declare function.
3098 (struct _sd_iterator): New type.
3099 (sd_iterator_def): New typedef.
3100 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3102 (FOR_EACH_DEP): New cycle wrapper.
3103 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3105 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3106 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3109 * sched-deps.c (init_dep_1): Make global.
3110 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3112 (dump_dep): New static function.
3113 (dump_dep_flags): New static variable.
3114 (sd_debug_dep): New function.
3115 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3117 (move_dep_link): Use remove_from_deps_list (), instead of
3119 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3120 (dep_link_is_detached_p): New static function.
3121 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3123 (dn_pool, dl_pool): New alloc_pools.
3124 (dn_pool_diff, dl_pool_diff): New static variables.
3125 (create_dep_node, delete_dep_node): New static function.
3126 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3127 (deps_list_empty_p): Make it static. Use 'n_links' field.
3128 (deps_pools_are_empty_p): New static function.
3129 (alloc_deps_list, delete_deps_list): Remove.
3130 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3131 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3132 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3133 (forward_dependency_cache): Remove.
3134 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3135 'back' from the names. Change signature to use dep_t instead of
3137 (add_back_dep): Ditto. Make global.
3138 (check_dep_status): Rename to check_dep ().
3139 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3141 (sd_finish_insn): Ditto.
3142 (sd_find_dep_between_no_cache): New static function.
3143 (sd_find_dep_between): New function.
3144 (ask_dependency_caches, set_dependency_caches): New static functions.
3145 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3146 (add_or_update_dep_1): Separate pieces of functionality into
3147 ask_dependency_caches (), update_dependency_caches (),
3148 change_spec_dep_to_hard (), update_dep ().
3149 (get_back_and_forw_lists): New static function.
3150 (sd_add_dep): Separate setting of dependency caches into
3151 set_dependency_caches ().
3152 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3154 (sd_delete_dep): Ditto.
3155 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3156 (dump_lists): New static function.
3157 (sd_debug_lists): New debug function.
3158 (delete_all_dependences, fixup_sched_groups): Update to use
3159 sd_* infrastructure.
3160 (sched_analyze_2): Create data-speculative dependency only if
3161 data-speculation is enabled.
3162 (sched_analyze_insn): If insn cannot be speculative, make all its
3163 dependencies non-speculative.
3164 (sched_analyze): Use sd_init_insn ().
3165 (add_forw_dep, compute_forward_dependencies): Remove.
3166 (delete_dep_nodes_in_back_deps): New static function.
3167 (sched_free_deps): New function.
3168 (init_dependency_caches): Init alloc_pools.
3169 (extend_depedency_caches): Update after removing of
3170 forward_dependency_cache.
3171 (free_dependency_caches): Ditto. Free alloc_pools.
3172 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3173 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3175 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3176 (add_dependence): Use init_dep ().
3177 (get_dep_weak_1): New static function.
3178 (get_dep_weak): Move logic to get_dep_weak_1 ().
3179 (dump_ds): New static function moved from haifa-sched.c:
3180 debug_spec_status ().
3181 (debug_ds): New debug function.
3182 (check_dep_status): Rename to check_dep (). Update to check whole
3185 * haifa-sched.c (spec_info): Make global.
3186 (added_recovery_block_p): Rename to
3187 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3188 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3189 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3190 to use new interfaces.
3191 (ok_for_early_queue_removal): Ditto.
3192 (schedule_block): Initialize logical uids of insns emitted by the
3194 (sched_init): Initialize new variable.
3195 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3197 (extend_global): Initialize insn data.
3198 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3199 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3201 (add_to_speculative_block): Update to use new interfaces.
3202 (create_recovery_block): Set new variables.
3203 (create_check_block_twin, fix_recovery_deps): Update to use new
3205 (sched_insn_is_legitimate_for_speculation_p): New function.
3206 (speculate_insn): Move checking logic to
3207 sched_insn_is_legitimate_for_speculation_p ().
3208 (sched_remove_insn): Finalize sched-deps information of instruction.
3209 (clear_priorities, add_jump_dependencies): Update to use new
3211 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3213 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3214 to use new interfaces.
3215 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3216 (new_ready): Try to use control speculation only if it is available.
3217 (add_branch_dependences): Update to use new interfaces.
3218 (compute_block_backward_dependences): Rename to
3219 compute_block_dependences (). Call
3220 targetm.sched.dependencies_evaluation_hook ().
3221 (free_block_dependencies): New static function.
3222 (debug_dependencies): Update to use new interfaces.
3223 (schedule_region): Remove separate computation of forward dependencies.
3224 Move call of targetm.sched.dependencies_evaluation_hook () to
3225 compute_block_dependences (). Free dependencies at the end of
3226 scheduling the region.
3228 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3230 (add_deps_for_risky_insns): Ditto.
3231 (schedule_ebb): Remove separate computation of forward dependencies.
3232 Free dependencies at the end of scheduling the ebb.
3234 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3235 (build_intra_loop_deps): Ditto. Remove separate computation of
3236 forward dependencies. Free sched-deps dependencies.
3238 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3239 to use new interfaces.
3240 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3242 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3244 (is_costly_group): Ditto.
3246 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3248 * alias.c (rtx_equal_for_memref_p): Constify.
3249 * basic-block.h (const_edge, const_basic_block): New.
3250 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3251 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3252 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3253 probably_never_executed_bb_p, edge_probability_reliable_p,
3254 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3255 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3257 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3258 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3260 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3261 flow_nodes_print, dfs_enumerate_from): Likewise.
3262 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3263 control_flow_insn_p, count_basic_blocks): Likewise.
3264 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3265 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3266 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3267 average_num_loop_insns, loop_exit_edge_p,
3268 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3269 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3270 average_num_loop_insns, seq_cost): Likewise.
3271 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3272 * dominance.c (dominated_by_p): Likewise.
3273 * emit-rtl.c (validate_subreg): Likewise.
3274 * except.c (can_throw_internal, can_throw_external): Likewise.
3275 * except.h (can_throw_internal, can_throw_external): Likewise.
3276 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3277 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3278 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3279 simple_mem, store_ops_ok, load_kills_store, find_loads,
3280 store_killed_in_insn, store_killed_after, store_killed_before,
3281 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3283 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3284 noce_mem_write_may_trap_or_fault_p): Likewise.
3285 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3287 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3289 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3290 probably_cold_bb_p, probably_never_executed_bb_p,
3291 edge_probability_reliable_p, br_prob_note_reliable_p,
3292 can_predict_insn_p): Likewise.
3293 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3294 * resource.c (return_insn_p): Likewise.
3295 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3297 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3298 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3299 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3300 verify_gimple_modify_stmt): Likewise.
3301 * tree-chrec.c (is_not_constant_evolution,
3302 is_multivariate_chrec_rec, is_multivariate_chrec,
3303 chrec_contains_symbols, chrec_contains_undetermined,
3304 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3305 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3306 eq_evolutions_p, scev_direction): Likewise.
3307 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3308 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3309 chrec_contains_symbols_defined_in_loop,
3310 chrec_contains_undetermined, tree_contains_chrecs,
3311 evolution_function_is_affine_multivariate_p,
3312 evolution_function_is_univariate_p, chrec_zerop,
3313 evolution_function_is_constant_p, evolution_function_is_affine_p,
3314 evolution_function_is_affine_or_constant_p,
3315 tree_does_not_contain_chrecs, chrec_type): Likewise.
3316 * tree-data-ref.c (tree_fold_divides_p,
3317 object_address_invariant_in_loop_p, dr_may_alias_p,
3318 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3319 same_access_functions, constant_access_functions,
3320 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3322 * tree-flow.h (scev_direction): Likewise.
3323 * tree-gimple.c (is_gimple_stmt): Likewise.
3324 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3326 * tree-pretty-print.c (op_prio): Likewise.
3327 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3328 analyzable_condition, backedge_phi_arg_p): Likewise.
3329 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3330 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3331 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3334 2007-08-13 Dan Hipschman <dsh@google.com>
3337 * c-format.c (check_format_arg): Move check for zero-length
3338 format strings below the check for unterminated strings.
3340 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3343 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3346 2007-08-13 Nick Clifton <nickc@redhat.com>
3348 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3350 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3353 * c-format.c (gcc_gfc_length_specs): New array.
3354 (gcc_gfc_char_table): Add unsigned specifier, and references to
3355 the l length modifier.
3356 (format_types_orig): Use the new gcc_gfc_length_specs.
3358 2007-08-12 Sa Liu <saliu@de.ibm.com>
3360 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3361 and with REG_RETVAL note after split.
3363 2007-08-11 David Daney <ddaney@avtrex.com>
3365 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3366 as ATTRIBUTE_UNUSED.
3368 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3369 Segher Boessenkool <segher@kernel.crashing.org>
3371 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3372 HAVE_LOCAL_CPU_DETECT not defined.
3374 2007-08-11 Jan Hubicka <jh@suse.cz>
3376 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3377 (cgraph_process_new_functions): Honor previous value of
3378 disregard_inline_limits.
3379 * ipa-inline.c (compute_inline_parameters): Likewise.
3381 2007-08-11 Ian Lance Taylor <iant@google.com>
3383 * alias.h (alias_set_type): Define new type.
3384 (ALIAS_SET_MEMORY_BARRIER): Use it.
3385 * rtl.h: Include alias.h.
3386 (struct mem_attrs): Use alias_set_type.
3387 * tree.h: Include alias.h
3388 (struct tree_type): Use alias_set_type.
3389 (struct tree_struct_field_tag): Likewise.
3390 (struct tree_decl_common): Likewise.
3391 * alias.c (struct alias_set_entry): Use alias_set_type.
3392 (get_alias_set_entry, alias_set_subset_of): Likewise.
3393 (alias_sets_conflict_p): Likewise.
3394 (alias_sets_must_conflict_p): Likewise.
3395 (objects_must_conflict_p): Likewise.
3396 (get_alias_set, new_alias_set): Likewise.
3397 (record_alias_subset, record_component_aliases): Likewise.
3398 (varargs_set, frame_set): Change to alias_set_type.
3399 (get_varargs_alias_set): Use alias_set_type.
3400 (get_frame_alias_set): Likewise.
3401 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3402 * dse.c (struct store_info): Use alias_set_type.
3403 (struct read_info, struct clear_alias_mode_holder): Likewise.
3404 (clear_alias_set_lookup, canon_address): Likewise.
3405 (record_store, check_mem_read_rtx): Likewise.
3406 (dse_record_singleton_alias_set): Likewise.
3407 (dse_invalidate_singleton_alias_set): Likewise.
3408 * emit-rtl.c (get_mem_attrs): Likewise.
3409 (set_mem_attributes_minus_bitpos): Likewise.
3410 (set_mem_alias_set): Likewise.
3411 * expr.c (store_constructor_field, store_field): Likewise.
3412 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3413 * langhooks.c (lhd_get_alias_set): Likewise.
3414 * langhooks-def.h (lhd_get_alias_set): Likewise.
3415 * reload1.c (alter_reg): Likewise.
3416 * tree-flow.h (struct fieldoff): Likewise.
3417 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3418 (may_alias_p, get_smt_for, create_sft): Likewise.
3419 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3420 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3421 (merge_smts_into): Likewise.
3422 * varasm.c (const_alias_set): Likewise.
3423 * c-common.c (strict_aliasing_warning): Likewise.
3424 (c_common_get_alias_set): Likewise.
3425 * dse.h (dse_record_singleton_alias_set): Update declaration.
3426 (dse_invalidate_singleton_alias_set): Likewise.
3427 * emit-rtl.h (set_mem_alias_set): Likewise.
3428 * c-common.h (c_common_get_alias_set): Likewise.
3429 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3430 * print-tree.c (print_node): Likewise.
3431 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3433 (alpha_setup_incoming_varargs): Use alias_set_type.
3434 * config/i386/i386.c (setup_incoming_varargs_64): Use
3436 (setup_incoming_varargs_ms_64): Likewise.
3437 (ix86_GOT_alias_set): Likewise.
3438 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3439 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3440 (set): Change to alias_set_type.
3441 (get_TOC_alias_set): Use alias_set_type.
3442 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3444 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3445 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3447 (struct_value_alias_set): Likewise.
3448 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3450 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3452 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3453 * config/vxworks.h (TARGET_VXWORKS): Override.
3454 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3455 "mips" if TARGET_VXWORKS.
3457 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3459 * calls.c (avoid_likely_spilled_reg): New function.
3460 (expand_call): Use it.
3462 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3464 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3466 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3468 * config/mips/predicates.md (const_call_insn_operand): Invoke
3469 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3471 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3474 * config/rs6000/driver-rs6000.c: Include link.h.
3475 Use ElfW instead of wordsize-specif typedef.
3477 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3479 * system.h (CONST_CAST): New.
3480 * c-decl.c (c_make_fname_decl): Use it.
3481 * c-lex.c (cb_ident, lex_string): Likewise.
3482 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3483 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3484 give_switch, set_multilib_dir): Likewise.
3485 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3486 * passes.c (execute_one_pass): Likewise.
3487 * prefix.c (update_path): Likewise.
3488 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3489 * tree.c (build_string): Likewise.
3491 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3493 * tree-flow-inline.h (is_exec_stmt): Remove.
3494 (is_label_stmt): Remove.
3495 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3498 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3500 * lower-subreg.c (resolve_shift_zext): Don't adjust
3501 src_reg_num for wordmode operands.
3503 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3504 David Ung <davidu@mips.com>
3506 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3507 (TARGET_SCHED_REORDER2): Define.
3508 (mips_maybe_swap_ready): New.
3509 (mips_last_74k_agen_insn): New.
3510 (mips_74k_agen_init): New.
3511 (mips_74k_agen_reorder): New function to group loads and stores
3513 (mips_sched_init): New.
3514 (mips_sched_reorder): Don't do initialization here. Call
3515 mips_74k_agen_reorder.
3516 (mips_variable_issue): Call mips_74k_agen_init.
3518 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3520 * tree-flow-inline.h (get_filename): Remove.
3522 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3524 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3526 (mips_fetch_insns): Delete in favor of...
3527 (mips_load_store_insns): ...this new function.
3528 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3529 to say whether multiword moves _might_ be split.
3530 (mips_fetch_insns): Delete in favor of...
3531 (mips_load_store_insns): ...this new function.
3532 (mips_rtx_costs): Update the call to mips_address_insns.
3533 (mips_address_cost): Likewise.
3534 * config/mips/mips.md (length): Use mips_load_store_insns instead
3535 of mips_fetch_insns.
3536 * config/mips/constraints.md (R): Use mips_address_insns rather
3537 than mips_fetch_insns. Assume that the move never needs to be split.
3539 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3541 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3542 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3543 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3544 * config/mips/mips.h (mips16_hard_float): Delete.
3545 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3546 definitions, and replace with....
3547 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3548 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3549 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3550 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3551 (override_options): Replace MASK_SOFT_FLOAT references with
3552 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3553 and mips16_hard_float when TARGET_MIPS16.
3555 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3558 * c-typeck.c (build_binary_op): Check for non pointer types before
3559 calling int_fits_type_p.
3561 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3564 * fold-const.c (omit_one_operand): Return only the ommitted expression
3565 if the result is an empty statement.
3566 (pedantic_omit_one_operand): Likewise.
3568 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3570 * c-typeck.c (readonly_error): Improve error for assignment.
3572 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3574 (pp_c_expression): Ditto.
3576 2007-08-09 Simon Baldwin <simonb@google.com>
3578 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3579 break that was preventing simplify_associative_operation() for xor.
3581 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3582 Nigel Stephens <nigel@mips.com>
3584 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3585 Document change in interpretation of value from boolean to
3587 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3588 ffs and ctz using clz.
3589 (expand_unop): Call them.
3590 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3592 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3593 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3594 enable the new ffs expansion on this target.
3596 2007-08-09 Jan Hubicka <jh@suse.cz>
3598 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3599 (expand_ternary_op): Likewise.
3600 (expand_vec_shift_expr): Likewise.
3601 (expand_binop_directly): Likewise.
3602 (expand_binop): Likewise.
3603 (sign_expand_binop): Likewise.
3604 (expand_twoval_unop): Likewise.
3605 (expand_twoval_binop): Likewise.
3606 (expand_twoval_binop_libfunc): Likewise.
3607 (widen_clz): Likewise.
3608 (widen_bswap): Likewise.
3609 (expand_parity): Likewise.
3610 (expand_unop): Likewise.
3611 (expand_abs_nojump): Likewise.
3612 (expand_copysign): Likewise.
3613 (emit_no_conflict_block): Likewise.
3614 (emit_libcall_block): Likewise.
3615 (can_compare_p): Likewise.
3616 (prepare_cmp_insn): Likewise.
3617 (emit_cmp_and_jump_insn_1): Likewise.
3618 (prepare_float_lib_cmp): Likewise.
3619 (emit_conditional_add): Likewise.
3620 (gen_add2_insn): Likewise.
3621 (have_add2_insn): Likewise.
3622 (gen_sub2_insn): Likewise.
3623 (have_sub2_insn): Likewise.
3624 (can_extend_p): Likewise.
3625 (can_fix_p): Likewise.
3626 (can_float_p): Likewise.
3627 (expand_float): Likewise.
3628 (expand_fix): Likewise.
3629 (expand_sfix_optab): Likewise.
3630 (new_optab): Likewise.
3631 (new_convert_optab): Likewise.
3632 (init_libfuncs): Likewise.
3633 (init_interclass_conv_libfuncs): Likewise.
3634 (init_intraclass_conv_libfuncs): Likewise.
3635 (set_conv_libfunc): Likewise.
3636 (init_optabs): Likewise.
3637 (debug_optab_libfuncs): Likewise.
3638 (gen_cond_trap): Likewise.
3639 * optabs.h (optab_handler, convert_optab_hanlder): New.
3640 * genopinit.c: Update optabs generation table.
3641 * reload.c (find_reloads_address_1): Use optabs accestors.
3642 * builtins.c (expand_builtin_mathfn): Likewise.
3643 (expand_builtin_mathfn_2): Likewise.
3644 (expand_builtin_mathfn_3): Likewise.
3645 (expand_builtin_interclass_mathfn): Likewise.
3646 (expand_builtin_sincos): Likewise.
3647 (expand_builtin_cexpi): Likewise.
3648 (expand_builtin_powi): Likewise.
3649 (expand_builtin_strlen): Likewise.
3650 * dojump.c (do_jump): Likewise.
3651 * expr.c (convert_move): Likewise.
3652 (move_by_pieces): Likewise.
3653 (move_by_pieces_ninsns): Likewise.
3654 (can_store_by_pieces): Likewise.
3655 (store_by_pieces_1): Likewise.
3656 (emit_move_via_integer): Likewise.
3657 (emit_move_complex): Likewise.
3658 (emit_move_ccmode): Likewise.
3659 (emit_move_insn_1): Likewise.
3660 (emit_single_push_insn): Likewise.
3661 (store_constructor): Likewise.
3662 (expand_expr_real_1): Likewise.
3663 (do_store_flag): Likewise.
3664 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3665 (enumerate_modes): Likewise.
3666 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3667 (supportable_widening_operation): Likewise.
3668 (supportable_narrowing_operation): Likewise.
3669 * expmed.c (store_bit_field_1): Likewise.
3670 (extract_bit_field_1): Likewise.
3671 (expand_mult_highpart_optab): Likewise.
3672 (expand_smod_pow2): Likewise.
3673 (expand_divmod): Likewise.
3674 (emit_store_flag): Likewise.
3675 * tree-vect-patterns.c
3676 (vect_pattern_recog_1): Likewise.
3677 * tree-ssa-loop-prefetch.c
3678 (nontemporal_store_p): Likewise.
3679 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3680 (vect_create_epilog_for_reduction): Likewise.
3681 (vectorizable_reduction): Likewise.
3682 (vectorizable_operation): Likewise.
3683 (vect_strided_store_supported): Likewise.
3684 (vectorizable_store): Likewise.
3685 (vect_strided_load_supported): Likewise.
3686 (vectorizable_load): Likewise.
3687 * combine.c (simplify_comparison): Likewise.
3688 * tree-vect-generic.c
3689 (type_for_widest_vector_mode): Likewise.
3690 (expand_vector_operations_1): Likewise.
3691 * config/spu/spu.c (spu_expand_mov): Likewise.
3692 (spu_emit_vector_compare): Likewise.
3693 * config/rs6000/rs6000.c
3694 (rs6000_emit_vector_compare): Likewise.
3695 * stmt.c (add_case_node): Likewise.
3696 * reload1.c (gen_reload):
3698 2007-08-09 Michael Matz <matz@suse.de>
3700 * tree.h (fixed_zerop): Declare as taking a const_tree.
3701 * tree.c (fixed_zerop): Take a const_tree.
3703 2007-08-09 Ira Rosen <irar@il.ibm.com>
3705 * tree-vect-transform.c (vectorizable_store): Remove call to
3706 copy_virtual_operands() and call mark_symbols_for_renaming() for
3707 the created vector store.
3708 (vect_setup_realignment): Don't call copy_virtual_operands() and
3709 update_vuses_to_preheader().
3710 (vectorizable_load): Don't call copy_virtual_operands().
3711 (update_vuses_to_preheader): Remove.
3713 2007-08-08 Chao-ying Fu <fu@mips.com>
3715 * tree.def (FIXED_POINT_TYPE): New type.
3716 (FIXED_CST): New constant.
3717 (FIXED_CONVERT_EXPR): New expr.
3718 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3719 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3720 * tree.h (struct tree_base): Add saturating_flag.
3721 Remove one bit of spare for saturating_flag.
3722 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3723 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3724 FIXED_POINT_TYPE_P): Define.
3725 (TYPE_SATURATING): Define.
3726 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3727 (struct tree_fixed_cst): New.
3728 (TYPE_IBIT, TYPE_FBIT): Define.
3729 (tree_node): Add fixed_cst.
3730 (enum tree_index): Add new enumeration values of
3731 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3732 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3733 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3734 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3735 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3736 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3737 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3738 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3739 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3740 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3741 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3742 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3743 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3744 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3745 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3746 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3747 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3748 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3749 (sat_short_fract_type_node, sat_fract_type_node,
3750 sat_long_fract_type_node, sat_long_long_fract_type_node,
3751 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3752 sat_unsigned_long_fract_type_node,
3753 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3754 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3755 unsigned_short_fract_type_node, unsigned_fract_type_node,
3756 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3757 sat_short_accum_type_node, sat_accum_type_node,
3758 sat_long_accum_type_node, sat_long_long_accum_type_node,
3759 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3760 sat_unsigned_long_accum_type_node,
3761 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3762 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3763 unsigned_short_accum_type_node, unsigned_accum_type_node,
3764 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3765 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3766 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3767 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3768 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3769 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3770 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3771 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3772 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3773 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3774 sat_uda_type_node, sat_uta_type_node): New macro.
3775 (make_fract_type, make_accum_type): Declare.
3776 (make_signed_fract_type, make_unsigned_fract_type,
3777 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3778 make_signed_accum_type, make_unsigned_accum_type,
3779 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3780 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3781 make_or_reuse_sat_signed_fract_type,
3782 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3783 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3784 make_or_reuse_sat_unsigned_accum_type): New macro.
3785 (fixed_zerop): Declare.
3786 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3787 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3788 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3789 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3790 * treestruct.def: Add TS_FIXED_CST.
3791 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3793 (tree-dump.o): Likewise.
3794 (print-tree.o): Likewise.
3795 (tree-pretty-print.o): Likewise.
3796 (fold-const.o): Likewise.
3797 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3798 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3799 (is_gimple_min_invariant): Handle FIXED_CST.
3800 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3801 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3802 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3803 (layout_type): Handle FIXED_POINT_TYPE.
3804 (make_fract_type, make_accum_type): New functions.
3805 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3806 * tree-dump.c (fixed-value.h): New include.
3807 (dump_fixed): New function.
3808 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3809 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3810 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3811 * tree-pretty-print.c (fixed-value.h): New include.
3812 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3814 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3815 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3816 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3817 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3818 for non-saturating fixed-point types.
3819 (reassociate_bb): Likewise.
3820 * emit-rtl.c (fixed-value.h): New include.
3821 (fconst0, fconst1): New array.
3822 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3823 * tree-vect-generic.c expand_vector_operation): Support
3824 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3826 (type_for_widest_vector_mode): Add one parameter for the
3828 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3830 Pass the satp parameter to type_for_mode for fixed-point types.
3831 (expand_vector_operations_1): Pass the saturating flag to
3832 type_for_widest_vector_mode.
3833 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3834 and MODE_VECTOR_UACCUM.
3835 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3836 (vectorizable_condition): Likewise.
3837 * tree.c (fixed-value.h): New include.
3838 (tree_code_size): Support FIXED_CST.
3839 (build_fixed): New function.
3840 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3841 (fixed_zerop): New function.
3842 (tree_node_structure): Support FIXED_CST.
3843 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3844 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3845 (type_hash_eq): Handle FIXED_POINT_TYPE.
3846 (simple_cst_equal): Support FIXED_CST.
3847 (iterative_hash_expr): Handle FIXED_CST.
3848 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3849 (get_narrower): Likewise.
3850 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3851 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3852 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3853 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3855 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3856 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3857 (initializer_zerop): Support FIXED_CST.
3858 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3859 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3860 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3861 (is_base_type): Handle FIXED_POINT_TYPE.
3862 (add_type_attribute): Handle FIXED_POINT_TYPE.
3863 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3864 * print-tree.c (fixed-value.h): New include.
3865 (print_node_brief): Support FIXED_CST.
3866 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3867 * c-pretty-print.c (fixed-value.h): New include.
3868 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3869 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3870 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3871 Support fixed-point types for inner items in VECTOR_TYPE.
3872 (pp_c_direct_declarator): Likewise.
3873 (pp_c_declarator): Likewise.
3874 (pp_c_fixed_constant): New function.
3875 (pp_c_constant): Handle FIXED_CST.
3876 (pp_c_primary_expression): Likewise.
3877 (pp_c_expression): Likewise.
3878 * fold-const.c (fixed-value.h): New include.
3879 (negate_expr_p): Return true for FIXED_CST.
3880 (fold_negate_expr): Support FIXED_CST.
3881 (split_tree): Support FIXED_CST.
3882 (const_binop): Support FIXED_CST.
3883 (fold_convert_const_int_from_fixed): New function to convert from
3885 (fold_convert_const_real_from_fixed): New function to convert from
3887 (fold_convert_const_fixed_from_fixed): New function to convert from
3888 fixed to another fixed.
3889 (fold_convert_const_fixed_from_int): New function to convert from
3891 (fold_convert_const_fixed_from_real): New function to convert from
3893 (fold_convert_const): Support conversions from fixed to int, from
3894 fixed to real, from fixed to fixed, from int to fixed, and from real
3896 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3897 (operand_equal_p): Support FIXED_CST.
3898 (make_range): For fixed-point modes, we need to pass the
3899 saturating flag as the 2nd parameter.
3900 (tree_swap_operands_p): Handle FIXED_CST.
3901 (fold_plusminus_mult_expr): For fract modes, we cannot generate
3903 (fold_unary): Support FIXED_CONVERT_EXPR.
3904 (fold_binary): Handle FIXED_CST.
3905 Make sure the type is not saturating, before associating operations.
3906 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
3907 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
3908 (fold_negate_const): Support FIXED_CST.
3909 (fold_relational_const): Support FIXED_CST.
3910 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
3911 (gimplify_expr): Handle FIXED_CST.
3912 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
3913 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
3914 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
3915 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
3916 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3917 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3918 LONG_LONG_ACCUM_TYPE_SIZE.
3919 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
3920 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
3921 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
3922 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
3923 MODE_ACCUM, and MODE_UACCUM.
3924 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
3925 fixed-point types to disable reduction.
3926 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
3928 2007-08-08 David Edelsohn <edelsohn@gnu.org>
3930 * config/rs6000/x-rs6000: New file.
3931 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
3932 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
3933 (EXTRA_SPEC_FUNCTIONS): Define.
3934 (HAVE_LOCAL_CPU_DETECT): Define.
3935 (CC1_CPU_SPEC): Define.
3936 * config/rs6000/driver-rs6000.c: New file.
3937 * config/rs6000/aix.h (CC1_SPEC): Define.
3938 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
3939 * config.host: Add x-rs6000 to host_xmake_file if host and target
3940 are rs6000 or powerpc.
3942 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3944 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
3946 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3947 Sandra Loosemore <sandra@codesourcery.com>
3948 Chao-ying Fu <fu@mips.com>
3949 Nigel Stephens <nigel@mips.com>
3950 David Ung <davidu@mips.com>
3952 * doc/invoke.texi (-mcode-readable): Document.
3953 * config/mips/mips.opt (mcode-readable): New option.
3954 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
3955 * config/mips/mips.h (mips_code_readable_setting): New enum.
3956 (mips_code_readable): Declare.
3957 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
3958 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
3959 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
3960 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
3961 boiler-plate comments.
3962 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3963 * config/mips/mips.c (mips_code_readable): New variable.
3964 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
3965 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
3966 context and -mcode-readable setting to restrict the use of
3967 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
3968 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
3969 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
3970 (mips_blocks_for_constant_p): Only return false for
3971 TARGET_MIPS16_PCREL_LOADS.
3972 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
3973 for MIPS16. Handle SYMBOL_32_HIGH.
3974 (mips_const_insns): Allow HIGHs for MIPS16 too.
3975 (mips_unspec_address_offset): New function, split out from...
3976 (mips_unspec_address): ...here.
3977 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
3978 16-bit symbolic constants. Assert approropiate conditions for
3979 using the "la" and "dla" macros.
3980 (mips_handle_option): Handle -mcode-readable=.
3981 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
3982 Set up mips_lo_relocs[SYMBOL_32_HIGH].
3983 (mips_strip_unspec_address): New function, split out from...
3984 (print_operand_reloc): ...here.
3985 (print_operand): Pass constants through mips_strip_unspec_address.
3986 (print_operand_address): Likewise.
3987 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
3988 (mips_select_rtx_section): Remove MIPS16 handling.
3989 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
3990 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
3991 (mips16_lay_out_constants): Do nothing unless
3992 TARGET_MIPS16_PCREL_LOADS.
3993 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
3994 * config/mips/mips.md: Split HIGHs for MIPS16.
3995 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3997 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3999 * config/mips/mips-protos.h (mips_emit_move): Declare.
4000 * config/mips/mips.c (mips_emit_move): New function.
4001 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4002 (mips_legitimize_const_move): Likewise.
4003 (mips_legitimize_move): Likewise.
4004 (mips_split_64bit_move): Likewise.
4005 (mips_restore_gp): Likewise.
4006 (mips_load_call_address): Likewise.
4007 (mips_emit_fcc_reload): Likewise.
4008 (mips_set_return_address): Likewise.
4009 (mips_block_move_straight): Likewise.
4010 (mips_block_move_loop): Likewise.
4011 (mips_setup_incoming_varargs): Likewise.
4012 (mips_save_reg): Likewise.
4013 (mips_expand_prologue): Likewise.
4014 (mips_restore_reg): Likewise.
4015 (mips_expand_epilogue): Likewise.
4016 (mips_output_mi_thunk): Likewise.
4017 (build_mips16_call_stub): Likewise.
4018 (mips_builtin_branch_and_move): Likewise.
4019 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4020 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4021 (fixuns_truncdfdi2): Likewise.
4022 (fixuns_truncsfsi2): Likewise.
4023 (fixuns_truncsfdi2): Likewise.
4024 (loadgp_absolute): Likewise.
4025 (builtin_setjmp_setup): Likewise.
4026 (builtin_longjmp): Likewise.
4027 (untyped_call): Likewise.
4029 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4031 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4032 an "rtx *" argument. Return a bool.
4033 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4034 values and return true if they can be split. Take the same kind of
4035 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4036 and store the lo_sum there if nonnull. Use the symbol type to
4037 determine whether a $gp or HIGH is needed.
4038 (mips_legitimize_address): Update call to mips_split_symbol and
4039 simplify accordingly.
4040 (mips_legitimize_const_move): Likewise.
4041 * config/mips/mips.md: In the combine define_split,
4042 check mips_split_symbol instead of splittable_symbolic_operand.
4043 Update use of mips_split_symbol in the generator code.
4044 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4046 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4048 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4049 (mips_symbol_insns_1): New function, split out from...
4050 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4051 and stores separately from load addresses.
4052 (mips_classify_address): Replace uses of mips_symbolic_address_p
4053 with uses of mips_symbol_insns.
4054 (mips_address_insns): Update calls to mips_symbol_insns.
4055 (mips_const_insns): Likewise.
4056 (mips_legitimize_address): Likewise.
4058 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4060 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4061 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4062 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4063 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4064 non-call contexts if TARGET_MIPS16.
4065 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4066 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4067 code for SYMBOL_ABSOLUTE.
4068 (mips_symbol_insns): Likewise.
4070 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4072 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4073 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4074 (mips_symbolic_constant_p): Likewise. Update the call to
4075 mips_classify_symbol.
4076 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4077 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4078 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4079 (print_operand_reloc): Add a context argument. Update the call to
4080 mips_symbolic_constant_p.
4081 (print_operand): Update the calls to print_operand_reloc.
4082 (print_operand_address): Use print_operand_reloc rather than
4084 (mips_rewrite_small_data_p): Add a context argument. Update the call
4085 to mips_symbolic_constant_p.
4086 (mips_small_data_pattern_1): Make DATA the containing mem.
4087 Update the call to mips_rewrite_small_data_p.
4088 (mips_rewrite_small_data_1): Likewise.
4089 (mips_use_anchors_for_symbol_p): Update the call to
4090 mips_symbolic_constant_p.
4091 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4092 (splittable_symbolic_operand): Likewise.
4093 (move_operand): Likewise.
4094 (absolute_symbolic_operand): Likewise.
4095 (got_disp_operand): Likewise.
4096 (got_page_ofst_operand): Likewise.
4098 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4100 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4101 (SYMBOL_ABSOLUTE): ...this.
4102 (SYMBOL_SMALL_DATA): Rename to...
4103 (SYMBOL_GP_RELATIVE): ...this.
4104 (SYMBOL_CONSTANT_POOL): Rename to...
4105 (SYMBOL_PC_RELATIVE): ...this.
4106 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4107 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4108 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4109 after above changes.
4110 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4111 (general_symbolic_operand): Rename to...
4112 (absolute_symbolic_operand): ...this.
4113 * config/mips/mips.md: Update after above changes.
4115 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4116 Revital Eres <eres@il.ibm.com>
4118 * ddg.c (print_ddg): Add dump information.
4119 * modulo-sched.c (print_node_sched_params): Add parameter and
4121 (calculate_maxii): Remove function.
4122 (undo_generate_reg_moves): Likewise.
4123 (undo_permute_partial_schedule): Likewise.
4124 (kernel_number_of_cycles): Likewise.
4125 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4126 (sms_schedule): Use it. Remove profitability checks.
4127 (sms_schedule_by_order): Fix order of nodes within the cycle.
4129 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4131 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4132 -profile option, add pie support.
4133 (ENDFILE_SPEC): New spec.
4134 * config/gnu.h (LIB_SPEC): Add -profile option.
4136 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4138 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4139 * config/gnu.h (LIB_SPEC): Likewise.
4141 2007-08-07 Yaz Saito <saito@google.com>
4142 Ian Lance Taylor <iant@google.com>
4144 * common.opt (finstrument-functions-exclude-function-list): New
4146 (finstrument-functions-exclude-file-list): New option.
4147 * opts.c (char_p): Define and DEF_VEC.
4148 (flag_instrument_functions_exclude_functions): New static
4150 (flag_instrument_functions_exclude_files): New static variable.
4151 (add_instrument_functions_exclude_list): New static function.
4152 (flag_instrument_functions_exclude_p): New function.
4153 (common_handle_option): Handle new options.
4154 * flags.h (flag_instrument_functions_exclude_p): Declare.
4155 * gimplify.c (gimplify_function_tree): Call
4156 flag_instrument_functions_exclude_p.
4157 * doc/invoke.texi (Option Summary): Mention new options.
4158 (Code Gen Options): Document new options.
4160 2007-08-07 Ian Lance Taylor <iant@google.com>
4162 PR rtl-optimization/32776
4163 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4164 (resolve_use): Likewise.
4165 (decompose_multiword_subregs): Remove "changed" local variable.
4167 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4169 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4170 * configure: Regenerate.
4171 * config.in: Regenerate.
4172 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4175 2007-08-07 Ian Lance Taylor <iant@google.com>
4177 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4178 note, just delete the insn.
4180 2007-08-07 Andreas Schwab <schwab@suse.de>
4183 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4186 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4188 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4189 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4190 (decompose_multiword_subregs): Use the functions above to decompose
4191 multiword shifts and zero-extends.
4193 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4195 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4196 "assemble" descriptions which were swapped.
4198 2007-08-06 Chao-ying Fu <fu@mips.com>
4200 * fixed-value.h: New file.
4201 * fixed-value.c: New file.
4202 * Makefile.in (OBJS-common): Add fixed-value.o.
4203 (fixed-value.o): New rule.
4204 (GTFILES): Add fixed-value.h.
4205 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4206 to compare a.low and b.low.
4207 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4209 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4210 Daniel Jacobowitz <dan@codesourcery.com>
4213 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4215 (x86_64-*-netbsd*): Likewise.
4216 (x86_64-*-linux*): Likewise.
4217 (x86_64-*-kfreebsd*-gnu): Likewise.
4218 (x86_64-*-knetbsd*-gnu): Likewise.
4219 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4221 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4223 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4224 Add -fno-asynchronous-unwind-tables.
4226 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4227 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4228 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4229 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4230 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4232 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4234 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4235 (TARGET_C_MODE_FOR_SUFFIX): New.
4237 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4239 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4241 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4243 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4245 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4247 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4248 before checking function returns in conditional expressions.
4250 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4253 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4255 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4258 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4259 for INTEGRAL_TYPE_P.
4261 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4263 * configure.ac: Remove --enable-checking=df from default settings.
4264 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4265 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4266 if the parameter is true.
4267 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4268 DF_VERIFY_SCHEDULED flag is true.
4269 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4270 (df_finish_pass): Adjust prototype.
4271 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4274 * see.c (pass_see): Add TODO_df_verify.
4275 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4276 * global.c (rest_of_handle_global_alloc): Schedule verification
4278 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4280 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4281 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4282 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4284 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4285 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4286 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4288 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4289 Revital Eres <eres@il.ibm.com>
4291 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4293 * ddg.c (create_ddg_dependence): Rename to...
4294 (create_ddg_dep_from_intra_loop_link): This. Do not check
4295 for interloop edges. Do not create anti dependence edge when
4296 a true dependence edge exists in the opposite direction and
4297 -fmodulo-sched-allow-regmoves is set.
4298 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4299 (add_cross_iteration_register_deps): Create anti dependence edge
4300 when -fno-modulo-sched-allow-regmoves is set.
4301 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4303 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4305 * config/arm/arm.md (movsi): Add braces.
4307 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4310 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4311 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4314 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4316 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4317 state accessor functions.
4318 * cfgloopmanip.c (remove_path, create_preheaders,
4319 force_single_succ_latches, fix_loop_structure): Ditto.
4320 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4321 tree_duplicate_loop_to_header_edge): Ditto.
4322 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4323 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4325 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4326 cleanup_tree_cfg): Ditto.
4327 * tree-cfg.c (tree_merge_blocks): Ditto.
4328 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4329 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4330 loop_preheader_edge, single_exit): Ditto.
4331 (flow_loops_find): Do not clear loops->state.
4332 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4333 loops_state_clear): New functions.
4335 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4338 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4339 when adding to the base and convert ELT to sizetype instead of type.
4341 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4344 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4345 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4347 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4350 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4351 correct type the negate expression.
4353 2007-08-03 Jan Hubicka <jh@suse.cz>
4355 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4358 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4360 * config/rs6000/rs6000.c (struct processor_cost): Change
4361 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4362 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4364 (rios1_costs, rios2_cost): Correct cache line size.
4365 (rs6000_override_options): Set l2-cache-size parameter.
4367 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4368 Diego Novillo <dnovillo@google.com>
4371 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4372 if the range includes 0.
4374 2007-08-03 Ben Elliston <bje@au.ibm.com>
4376 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4377 mode to unspec expressions to silence a warning from the generator
4380 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4382 * config/ia64/constraints.md ("U"): Make constraint vector only.
4384 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4387 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4388 always_inline attribute on the function decl.
4390 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4393 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4394 if we are compiling with -fPIC.
4396 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4397 Nigel Stephens <nigel@mips.com>
4399 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4400 Define for MIPS32 and MIPS64.
4402 2007-08-02 Nick Clifton <nickc@redhat.com>
4404 * config/host-hpux.c: Change copyright header to refer to version
4405 3 of the GNU General Public License and to point readers at the
4406 COPYING3 file and the FSF's license web page.
4407 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4408 config/alpha/linux.h, config/alpha/alpha.opt,
4409 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4410 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4411 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4412 config/alpha/alpha.h, config/alpha/sync.md,
4413 config/alpha/openbsd.h, config/alpha/alpha.md,
4414 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4415 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4416 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4417 config/alpha/constraints.md, config/alpha/osf.h,
4418 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4419 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4420 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4421 config/frv/frv-asm.h, config/frv/frv-protos.h,
4422 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4423 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4424 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4425 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4426 config/s390/s390.opt, config/s390/s390-modes.def,
4427 config/s390/fixdfdi.h, config/s390/constraints.md,
4428 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4429 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4430 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4431 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4432 config/m32c/prologue.md, config/m32c/m32c.abi,
4433 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4434 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4435 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4436 config/m32c/jump.md, config/m32c/shift.md,
4437 config/m32c/m32c-protos.h, config/libgloss.h,
4438 config/spu/spu-protos.h, config/spu/predicates.md,
4439 config/spu/spu-builtins.h, config/spu/spu.c,
4440 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4441 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4442 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4443 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4444 config/sparc/hypersparc.md, config/sparc/predicates.md,
4445 config/sparc/linux.h, config/sparc/sp64-elf.h,
4446 config/sparc/supersparc.md, config/sparc/cypress.md,
4447 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4448 config/sparc/niagara.md, config/sparc/sparc.md,
4449 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4450 config/sparc/sparc.opt, config/sparc/sync.md,
4451 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4452 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4453 config/sparc/sparc.c, config/sparc/little-endian.opt,
4454 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4455 config/sparc/linux64.h, config/sparc/freebsd.h,
4456 config/sparc/sol2.h, config/sparc/rtemself.h,
4457 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4458 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4459 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4460 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4461 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4462 config/m32r/linux.h, config/m32r/constraints.md,
4463 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4464 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4465 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4466 config/i386/i386.md, config/i386/netware-crt0.c,
4467 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4468 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4469 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4470 config/i386/sol2.h, config/i386/constraints.md,
4471 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4472 config/i386/predicates.md, config/i386/geode.md,
4473 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4474 config/i386/freebsd64.h, config/i386/vxworksae.h,
4475 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4476 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4477 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4478 config/i386/netware.h, config/i386/i386-modes.def,
4479 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4480 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4481 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4482 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4483 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4484 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4485 config/i386/xm-mingw32.h, config/i386/linux64.h,
4486 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4487 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4488 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4489 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4490 config/i386/cygwin2.c, config/i386/i386-protos.h,
4491 config/i386/sync.md, config/i386/openbsd.h,
4492 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4493 config/i386/nto.h, config/i386/biarch64.h,
4494 config/i386/i386-coff.h, config/i386/freebsd.h,
4495 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4496 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4497 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4498 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4499 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4500 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4501 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4502 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4503 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4504 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4505 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4506 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4507 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4508 config/sh/superh64.h, config/sh/rtemself.h,
4509 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4510 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4511 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4512 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4513 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4514 config/avr/predicates.md, config/avr/constraints.md,
4515 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4516 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4517 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4518 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4519 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4520 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4521 config/c4x/predicates.md, config/c4x/c4x.h,
4522 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4523 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4524 config/xtensa/linux.h, config/xtensa/xtensa.h,
4525 config/xtensa/elf.h, config/xtensa/xtensa.md,
4526 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4527 config/xtensa/xtensa-protos.h, config/dbx.h,
4528 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4529 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4530 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4531 config/host-solaris.c, config/fr30/fr30.h,
4532 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4533 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4534 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4535 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4536 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4537 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4538 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4539 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4540 config/cris/predicates.md, config/cris/linux.h,
4541 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4542 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4543 config/cris/aout.opt, config/cris/cris-protos.h,
4544 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4545 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4546 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4547 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4548 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4549 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4550 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4551 config/chorus.h, config/mn10300/mn10300.c,
4552 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4553 config/mn10300/mn10300.h, config/mn10300/linux.h,
4554 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4555 config/mn10300/mn10300.md, config/ia64/predicates.md,
4556 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4557 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4558 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4559 config/ia64/freebsd.h, config/ia64/ia64.md,
4560 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4561 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4562 config/gofast.h, config/rtems.h, config/sol2-10.h,
4563 config/m68k/predicates.md, config/m68k/m68k.md,
4564 config/m68k/linux.h, config/m68k/m68k-modes.def,
4565 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4566 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4567 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4568 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4569 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4570 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4571 config/m68k/constraints.md, config/m68k/rtemself.h,
4572 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4573 config/m68k/uclinux.h, config/rs6000/power4.md,
4574 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4575 config/rs6000/linux.h, config/rs6000/eabi.h,
4576 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4577 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4578 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4579 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4580 config/rs6000/windiss.h, config/rs6000/603.md,
4581 config/rs6000/aix41.h, config/rs6000/cell.md,
4582 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4583 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4584 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4585 config/rs6000/default64.h, config/rs6000/7xx.md,
4586 config/rs6000/darwin.opt, config/rs6000/spe.md,
4587 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4588 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4589 config/rs6000/7450.md, config/rs6000/linux64.h,
4590 config/rs6000/constraints.md, config/rs6000/440.md,
4591 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4592 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4593 config/rs6000/rs6000.h, config/rs6000/power6.md,
4594 config/rs6000/predicates.md, config/rs6000/altivec.md,
4595 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4596 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4597 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4598 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4599 config/rs6000/linux64.opt, config/rs6000/sync.md,
4600 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4601 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4602 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4603 config/rs6000/eabispe.h, config/rs6000/e500.h,
4604 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4605 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4606 config/rs6000/aix.h, config/rs6000/vxworks.h,
4607 config/rs6000/40x.md, config/rs6000/aix51.h,
4608 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4609 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4610 config/arc/arc.h, config/mcore/mcore-elf.h,
4611 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4612 config/mcore/mcore.md, config/mcore/mcore.c,
4613 config/mcore/mcore.opt, config/mcore/mcore.h,
4614 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4615 config/score/predicates.md, config/score/score-version.h,
4616 config/score/score-protos.h, config/score/misc.md,
4617 config/score/elf.h, config/score/score.c, config/score/mac.md,
4618 config/score/score7.md, config/score/score.h,
4619 config/score/score-conv.h, config/score/score-mdaux.c,
4620 config/score/score.md, config/score/score.opt,
4621 config/score/score-modes.def, config/score/score-mdaux.h,
4622 config/score/mul-div.S, config/arm/uclinux-elf.h,
4623 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4624 config/arm/symbian.h, config/arm/linux-elf.h,
4625 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4626 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4627 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4628 config/arm/strongarm-pe.h, config/arm/arm.h,
4629 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4630 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4631 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4632 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4633 config/arm/arm-cores.def, config/arm/arm-protos.h,
4634 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4635 config/arm/wince-pe.h, config/arm/neon.md,
4636 config/arm/constraints.md, config/arm/neon.ml,
4637 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4638 config/arm/arm.opt, config/arm/arm926ejs.md,
4639 config/arm/predicates.md, config/arm/iwmmxt.md,
4640 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4641 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4642 config/arm/neon-testgen.ml, config/arm/arm.md,
4643 config/arm/xscale-coff.h, config/arm/pe.c,
4644 config/arm/arm-generic.md, config/arm/pe.h,
4645 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4646 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4647 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4648 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4649 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4650 config/pa/predicates.md, config/pa/pa64-hpux.h,
4651 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4652 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4653 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4654 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4655 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4656 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4657 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4658 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4659 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4660 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4661 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4662 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4663 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4664 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4665 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4666 config/mips/linux64.h, config/mips/elforion.h,
4667 config/mips/constraints.md, config/mips/generic.md,
4668 config/mips/predicates.md, config/mips/4300.md,
4669 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4670 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4671 config/mips/5k.md, config/mips/vr4120-div.S,
4672 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4673 config/mips/mips-protos.h, config/mips/6000.md,
4674 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4675 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4676 config/mips/mips-modes.def, config/mips/vr.h,
4677 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4678 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4679 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4680 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4681 config/vax/openbsd1.h, config/vax/netbsd.h,
4682 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4683 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4684 config/h8300/rtems.h, config/h8300/predicates.md,
4685 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4686 config/h8300/h8300.md, config/h8300/h8300.opt,
4687 config/h8300/coff.h, config/h8300/h8300-protos.h,
4688 config/v850/v850.md, config/v850/predicates.md,
4689 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4690 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4691 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4692 config/mmix/mmix.h, config/mmix/predicates.md,
4693 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4694 config/mmix/mmix.c, config/mmix/mmix.opt,
4695 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4696 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4697 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4698 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4701 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4703 * emit-rtl.c (reset_used_decls): Rename to...
4704 (set_used_decls): ...this. Set the used flag rather than clearing it.
4705 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4706 DECL_RTLs rather than resetting them.
4708 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4710 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4712 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4714 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4715 argument to find_reloads_address.
4717 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4719 PR tree-optimization/32919
4720 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4721 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4722 (coalesce_ssa_name): Call it.
4724 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4725 David Ung <davidu@mips.com>
4727 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4728 (__mips16_unorddf2, __mips16_floatunsidf): New.
4729 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4731 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4733 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4735 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4736 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4737 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4738 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4739 * omp-low.c (get_ws_args_for, determine_parallel_type,
4740 expand_omp_for_generic, expand_omp_for_static_nochunk,
4741 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4742 Work with more precise CFG.
4743 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4744 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4746 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4747 * gimple-low.c (lower_stmt): Ditto.
4748 * tree-inline.c (estimate_num_insns_1): Ditto.
4749 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4750 (OMP_SECTIONS_SWITCH): New.
4751 * tree-cfgcleanup.c (cleanup_omp_return): New.
4752 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4753 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4754 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4755 (tree_redirect_edge_and_branch): Handle omp constructs.
4757 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4758 with three arguments.
4760 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4762 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4765 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4767 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4768 the loop structures may need fixing.
4769 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4771 (cleanup_tree_cfg_loop): Removed.
4772 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4773 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4774 instead of running cleanup_tree_cfg_loop.
4775 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4776 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4777 (tree_predictive_commoning): Declaration changed.
4778 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4780 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4782 * doc/invoke.texi (l1-cache-size): Update documentation.
4783 (l2-cache-size): Document.
4784 * params.h (L2_CACHE_SIZE): New macro.
4785 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4786 that L1_CACHE_SIZE is in kB now.
4787 (L2_CACHE_SIZE_BYTES): New macro.
4788 (tree_ssa_prefetch_arrays): Show size in kB.
4789 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4790 and l2_cache_size fields.
4791 * config/i386/driver-i386.c (describe_cache): Detect cache size
4793 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4794 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4795 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4796 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4797 (override_options): Set l1-cache-size and l2-cache-size to default
4798 values if not specified otherwise.
4799 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4800 (PARAM_L2_CACHE_SIZE): New.
4802 2007-08-01 Nigel Stephens <nigel@mips.com>
4803 David Ung <davidu@mips.com>
4804 Thiemo Seufer <ths@mips.com>
4805 Chris Dearman <chris@mips.com>
4806 Richard Sandiford <richard@codesourcery.com>
4808 * config.gcc (mips*-sde-elf*): New stanza.
4809 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4810 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4811 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4812 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4813 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4814 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4816 * config/mips/sde.h: New file.
4817 * config/mips/t-libgcc-mips16: Likewise.
4818 * config/mips/t-sde: Likewise.
4819 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4820 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4821 _MIPS_FPSET and _MIPS_SZINT.
4822 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4823 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4824 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4825 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4826 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4827 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4828 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4829 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4830 _MIPS_SZPTR and _MIPS_FPSET.
4831 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4832 architecture is specified.
4833 (MIPS_32BIT_OPTION_SPEC): New macro.
4835 2007-07-31 Dan Hipschman <dsh@google.com>
4837 * gcc.c (end_going_arg): New function.
4838 (do_spec_2): Use it.
4839 (do_spec_1): Use it.
4841 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4843 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4844 only if ENABLE_CHECKING is defined.
4846 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4848 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4849 df_ru_add_problem, df_ru_get_bb_info): Removed.
4850 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4851 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4852 df_ru_free_bb_info, df_ru_alloc,
4853 df_ru_bb_local_compute_process_def,
4854 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4855 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4856 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4857 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4858 df_ru_add_problem): Removed.
4860 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4863 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4864 (casesi32p, casesi64p): Likewise.
4865 (casesi): Adjust for above.
4867 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4869 * mode-switching.c (create_pre_exit): Don't search past calls.
4871 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4873 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4875 2007-07-31 Revital Eres <eres@il.ibm.com>
4877 * ddg.c (add_deps_for_def): Rename to...
4878 (add_cross_iteration_register_deps): This. Change implementation
4879 to use only reaching def and def-use chains to construct the
4880 inter loop dependencies.
4881 (add_deps_for_use): Remove function.
4882 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4883 function to build the inter loop dependencies.
4884 * modulo-sched.c (sms_schedule): Build only
4885 reaching def and def-use chains for the propose of the ddg
4888 2007-07-31 Julian Brown <julian@codesourcery.com>
4890 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4891 New define_insns. Use correct RTL.
4892 (vec_set<mode>): Write as expander.
4894 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4896 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4897 to an unallocated space.
4899 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
4902 (split_constant_offset): Enable split_constant_offset to extract
4903 constants from other statements.
4904 * tree-vect-transform.c
4905 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
4906 to a temp var. Force base_offset to be simple.
4908 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
4910 * df-scan.c (df_scan_verify): Remove artificial limit on
4911 the number of blocks for verification.
4912 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
4913 df_simulate_defs): Avoid unnecessary insn checking for defs.
4915 2007-07-29 Mark Mitchell <mark@codesourcery.com>
4917 * config/m68k/lb1sf68.asm (FUNC): New macro.
4919 (__udivsi3): Likewise.
4920 (__divsi3): Likewise.
4921 (__umodsi3): Likewise.
4922 (__modsi3): Likewise.
4923 (__subdf3): Likewise.
4924 (__adddf3): Likewise.
4925 (__muldf3): Likewise.
4926 (__divdf3): Likewise.
4927 (__negdf2): Likewise.
4928 (__cmpdf2): Likewise.
4929 (__subsf3): Likewise.
4930 (__addsf3): Likewise.
4931 (__mulsf3): Likewise.
4932 (__divsf3): Likewise.
4933 (__negsf2): Likewise.
4934 (__cmpsf2): Likewise.
4935 (__eqdf2): Likewise.
4936 (__nedf2): Likewise.
4937 (__gtdf2): Likewise.
4938 (__gedf2): Likewise.
4939 (__ltdf2): Likewise.
4940 (__ledf2): Likewise.
4941 (__eqsf2): Likewise.
4942 (__nesf2): Likewise.
4943 (__gtsf2): Likewise.
4944 (__gesf2): Likewise.
4945 (__ltsf2): Likewise.
4946 (__lesf2): Likewise.
4948 2007-07-30 Ollie Wild <aaw@google.com>
4950 * c-ppoutput.c (print_lines_directives_only): New function.
4951 (scan_translation_unit_directives_only): New function.
4952 (preprocess_file): Add call to scan_translation_unit_directives_only.
4953 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
4954 (sanitize_cpp_opts): Add default flag_dump_macros setting for
4955 -fdirectives-only. Add errors for -fdirectives-only conflict with
4956 -Wunused-macros and -traditional.
4957 (finish_options): Add builtin macro initialization for
4958 -fdirectives-only + -fpreprocessed.
4959 * c.opt (fdirectives-only): New.
4960 * doc/cppopts.texi (fdirectives-only): New.
4962 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 * alias.c (record_set, memory_modified_1): Constify.
4965 * bt-load.c (note_btr_set): Likewise.
4966 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
4967 * combine.c (set_nonzero_bits_and_sign_copies,
4968 expand_field_assignment, record_dead_and_set_regs_1,
4969 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
4970 likely_spilled_retval_1): Likewise.
4971 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
4972 frv_io_handle_set): Likewise.
4973 * config/mips/mips.c (mips_sim_record_set,
4974 vr4130_true_reg_dependence_p_1): Likewise.
4975 * config/mt/mt.c (insn_dependent_p_1): Likewise.
4976 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4977 * config/sh/sh.c (flow_dependent_p_1): Likewise.
4978 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
4979 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
4980 * ddg.c (mark_mem_store): Likewise.
4981 * df-problems.c (df_urec_mark_reg_change): Likewise.
4982 * function.c (update_epilogue_consts): Likewise.
4983 * gcse.c (record_set_info, record_last_set_info,
4984 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
4985 reg_clear_last_set): Likewise.
4986 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
4988 * jump.c (reversed_comparison_code_parts): Likewise.
4989 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
4990 reg_is_set): Likewise.
4991 * loop-iv.c (mark_altered): Likewise.
4992 * mode-switching.c (reg_becomes_live): Likewise.
4993 * optabs.c (no_conflict_move_test): Likewise.
4994 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
4996 * postreload.c (reload_combine_note_store, move2add_note_store):
4998 * regmove.c (flags_set_1): Likewise.
4999 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5001 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5003 * resource.c (update_live_status): Likewise.
5004 * rtl.h (set_of, note_stores): Likewise.
5005 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5006 note_stores, parms_set): Likewise.
5007 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5008 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5010 * var-tracking.c (count_stores, add_stores): Likewise.
5012 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5014 * alias.c (mems_in_disjoint_alias_sets_p,
5015 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5016 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5017 write_dependence_p, mems_in_disjoint_alias_sets_p,
5018 read_dependence, true_dependence, canon_true_dependence,
5019 anti_dependence, output_dependence): Constify.
5020 * combine.c (extended_count): Likewise.
5021 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5022 * cselib.c (get_value_hash, references_value_p,
5023 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5024 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5025 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5026 * function.c (contains, prologue_epilogue_contains,
5027 sibcall_epilogue_contains): Likewise.
5028 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5029 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5030 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5031 reg_or_subregno): Likewise.
5032 * recog.c (asm_noperands): Likewise.
5033 * reload1.c (function_invariant_p): Likewise.
5034 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5035 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5036 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5037 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5038 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5039 extended_count, prologue_epilogue_contains,
5040 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5041 canon_true_dependence, read_dependence, anti_dependence,
5042 output_dependence): Likewise.
5043 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5045 2007-07-30 Julian Brown <julian@codesourcery.com>
5047 * config/arm/neon.md (V_ext): New mode attribute.
5048 (neon_vget_lane<mode>): Replace with define_expand.
5049 (neon_vget_lane<mode>_sext_internal)
5050 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5051 and quad precision vectors.
5052 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5053 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5054 have typeless 32-bit result.
5056 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5059 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5061 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5062 use sizetype for rest.
5063 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5064 (aff_combination_convert): Don't convert rest for pointer types.
5066 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5068 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5070 * tree-ssa-alias.c: Add alloc-pool.h.
5071 (init_alias_info): Free alias_bitmap_obstack.
5072 (delete_alias_info): Call delete_mem_ref_stats.
5073 (get_mem_sym_stats_for): Use alloc_pool.
5074 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5075 (delete_mem_sym_stats): Removed.
5077 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5079 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5080 functions cannot be represented as classical distance vectors.
5082 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5084 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5085 * builtins.c (validate_arg, builtin_mathfn_code,
5086 validate_arglist): Likewise.
5087 * calls.c (call_expr_flags): Likewise.
5088 * combine.c (reg_nonzero_bits_for_combine,
5089 reg_num_sign_bit_copies_for_combine, get_last_value,
5090 reg_truncated_to_mode): Likewise.
5091 * emit-rtl.c (subreg_lowpart_p): Likewise.
5092 * expr.c (highest_pow2_factor_for_target,
5093 categorize_ctor_elements_1, categorize_ctor_elements,
5094 count_type_elements, contains_packed_reference,
5095 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5096 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5097 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5098 native_encode_int, native_encode_real, native_encode_complex,
5099 native_encode_vector, native_encode_expr, native_interpret_int,
5100 native_interpret_real, native_interpret_complex,
5101 native_interpret_vector, native_interpret_expr): Likewise.
5102 * function.c (use_register_for_decl): Likewise.
5103 * gimplify.c (get_name): Likewise.
5104 * langhooks-def.h (lhd_return_null_const_tree): New.
5105 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5106 * langhooks.c (lhd_return_null_const_tree): New.
5107 * langhooks.h (lang_get_callee_fndecl): Constify.
5108 * output.h (constructor_static_from_elts_p): Likewise.
5109 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5110 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5111 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5112 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5113 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5114 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5115 * rtlhooks-def.h (reg_nonzero_bits_general,
5116 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5118 * rtlhooks.c (reg_num_sign_bit_copies_general,
5119 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5121 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5122 * stor-layout.c (mode_for_size_tree): Likewise.
5123 * tree-ssa-loop-im.c (memref_eq): Likewise.
5124 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5125 * tree.c (contains_placeholder_p, type_list_equal,
5126 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5128 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5129 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5130 contains_placeholder_p, contains_packed_reference,
5131 get_callee_fndecl, operand_equal_for_phi_arg_p,
5132 warn_if_unused_value, is_body_block, native_encode_expr,
5133 native_interpret_expr, fold_convertible_p, operand_equal_p,
5134 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5135 validate_arglist, simple_cst_equal, type_list_equal,
5136 use_register_for_decl, call_expr_flags, get_name,
5137 highest_pow2_factor): Likewise.
5138 (const_call_expr_arg_iterator_d,
5139 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5140 first_const_call_expr_arg, more_const_call_expr_args_p,
5141 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5142 * varasm.c (constructor_static_from_elts_p): Constify.
5144 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5146 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5147 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5148 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5149 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5150 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5151 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5152 spelling conventions.
5153 * doc/invoke.texi: Follow spelling conventions.
5155 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5156 Revital Eres <eres@il.ibm.com>
5158 * modulo-sched.c (sms_schedule): Avoid loops which includes
5159 auto-increment instructions.
5161 2007-07-28 Richard Guenther <rguenther@suse.de>
5164 * fold-const.c (fold_cond_expr_with_comparison): Convert
5165 operand zero of MIN/MAX_EXPR to correct type.
5167 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5169 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5170 flags_from_decl_or_type): Constify.
5171 * gcc.c (do_spec_1): Likewise.
5172 * print-tree.c (dump_addr, print_node_brief): Likewise.
5173 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5174 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5175 tree_purge_all_dead_eh_edges): Likewise.
5176 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5177 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5179 * tree.c (expr_location, expr_has_location, expr_locus,
5180 expr_filename, expr_lineno, get_inner_array_type,
5181 fields_compatible_p): Likewise.
5182 * tree.h (get_inner_array_type, fields_compatible_p,
5183 expr_location, expr_has_location, expr_locus, expr_filename,
5184 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5185 setjmp_call_p, alloca_call_p): Likewise.
5187 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5189 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5190 TV_FLOW_INSENSITIVE.
5192 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5194 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5195 (compute_flow_insensitive_aliasing): Ditto for
5196 TV_FLOW_INSENSITIVE.
5198 2007-07-27 Jan Hubicka <jh@suse.cz>
5200 * config/i386/i386.c (register_move_cost): Remove accidentally
5201 comitted #if 0 block.
5203 * attribs.c: Include hashtab.h
5204 (attribute_hash): New.
5205 (substring): New structure.
5206 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5208 (init_attributes): Initialize attribute hash.
5209 (decl_attributes): Use attribute hash.
5210 * Makefile.in (attribs.c): Depend on hashtab.h.
5212 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5214 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5216 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5218 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5219 __mips_dspr2 and __mips_dsp_rev macros.
5220 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5222 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5224 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5226 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5230 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5231 and the updating of the live and do_not_gen sets.
5232 (df_note_bb_compute): Added updating of live and do_not_gen sets
5233 for regular defs so that the case of clobber inside conditional
5234 call is processed correctly.
5236 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5238 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5239 operands with compatible type.
5241 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5243 * expr.h (store_bit_field): Don't return a value.
5244 * expmed.c (check_predicate_volatile_ok): New function.
5245 (store_bit_field_1): New function, extracted from store_bit_field.
5246 Take a fallback_p argument and return true if the operation succeeded.
5247 Only use store_fixed_bit_field if fallback_p. Don't recompute
5248 mode_for_extraction; use op_mode instead. Try forcing memories
5249 into registers if the insv expander fails.
5250 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5251 Don't return a value.
5252 (convert_extracted_bit_field): New function, extracted from
5254 (extract_bit_field_1): Likewise. Take a fallback_p argument
5255 and return NULL if the operation succeeded. Only use
5256 extract_fixed_bit_field if fallback_p. Only calculate one
5257 extraction mode. Combine code for extv and extzv. Try forcing
5258 memories into registers if the ext(z)v expander fails.
5259 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5261 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5263 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5265 (df_ref): Likewise. Put regno with other integer fields.
5267 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5269 * df.h (df_mw_hardreg): Remove "loc" field.
5270 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5272 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5273 split out from df_set_unused_notes_for_mw. Return false for
5274 partial references. Assert that mw_reg is a REG when returning true.
5275 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5276 (df_whole_mw_reg_dead_p): New function, split out from
5277 df_set_dead_notes_for_mw. Return false for partial references.
5278 Assert that mw_reg is a REG when returning true.
5279 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5280 Remove redundant bitmap check.
5282 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5284 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5285 ($(T)crtend.o): Likwise.
5286 ($(T)crtbeginS.o): Likwise.
5287 ($(T)crtendS.o): Likwise.
5288 ($(T)crtfastmath.o): Likwise.
5290 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5292 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5293 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5294 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5295 and x_n_bbs_in_dom_tree fields.
5297 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5299 PR tree-optimization/32087
5300 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5301 Do not call scale_bbs_frequencies_int with prob of zero.
5303 2007-07-26 Julian Brown <julian@codesourcery.com>
5305 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5306 (neon_element_bits): Add prototypes.
5307 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5308 (neon_const_bounds, neon_element_bits): New functions.
5309 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5310 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5311 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5312 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5313 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5314 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5315 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5316 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5317 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5318 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5319 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5320 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5321 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5323 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5325 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5326 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5328 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5329 Julian Brown <julian@codesourcery.com>
5331 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5332 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5333 * config/arm/cortex-a8.md: New.
5334 * config/arm/cortex-a8-neon.md: New.
5335 * config/arm/neon-schedgen.ml: New.
5336 * config/arm/neon.md (vqh_mnem): New.
5338 (Is_float_mode): New.
5339 (Scalar_mul_8_16): New.
5341 (V_mode_nunits): New.
5342 (All instruction patterns): Annotate with neon_type attribute
5344 * config/arm/arm.md: Include cortex-a8.md.
5345 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5347 Annotate instruction patterns accordingly.
5348 (generic_sched): Do not use generic scheduling for Cortex-A8.
5349 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5351 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5353 * fold-const.c (fold_read_from_constant_string): Use
5355 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5357 2007-07-26 Nick Clifton <nickc@redhat.com>
5359 * tree-ssa-operands.h: Change copyright header to refer to version
5360 3 of the GNU General Public License and to point readers at the
5361 COPYING3 file and the FSF's license web page.
5362 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5363 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5364 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5365 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5366 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5367 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5368 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5369 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5370 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5371 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5372 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5373 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5374 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5375 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5376 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5377 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5378 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5379 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5380 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5381 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5382 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5383 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5384 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5385 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5386 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5387 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5388 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5389 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5390 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5391 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5392 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5393 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5394 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5395 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5396 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5397 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5398 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5399 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5400 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5401 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5402 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5403 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5404 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5405 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5406 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5407 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5408 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5409 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5410 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5411 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5412 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5413 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5414 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5415 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5416 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5417 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5418 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5419 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5420 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5421 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5422 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5423 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5424 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5425 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5426 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5427 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5428 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5429 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5430 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5431 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5432 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5433 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5434 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5435 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5436 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5437 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5438 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5439 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5440 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5441 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5442 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5443 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5444 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5445 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5446 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5447 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5448 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5449 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5450 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5451 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5452 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5453 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5454 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5455 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5456 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5457 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5458 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5459 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5460 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5461 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5462 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5463 convert.c, convert.h, langhooks-def.h, reload1.c,
5464 tree-ssa-operands.c: Likewise.
5466 2007-07-26 Jan Hubicka <jh@suse.cz>
5468 * tree-ssa-live.c: Include debug.h and flags.h.
5469 (mark_scope_block_unused): New function.
5470 (remove_unused_scope_block_p): New function.
5471 (remove_unused_locals): Remove unused blocks too.
5473 2007-07-25 Ian Lance Taylor <iant@google.com>
5475 * combine.c (combine_max_regno): Remove. Remove all uses.
5476 (struct reg_stat_struct): Rename from struct reg_stat.
5477 (reg_stat_type): Define, and declare VECs.
5478 (reg_stat): Change from pointer to VEC. Change all uses.
5479 (combine_split_insns): New static function.
5480 (try_combine, find_split_point): Call it instead of split_insns.
5482 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5484 * cfghooks.c (split_block): Fix the information about loop latch.
5486 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5488 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5490 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5492 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5493 Scan the new edge for loop exit info.
5495 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5497 * config/darwin.c: Include debug.h.
5499 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5502 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5504 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5506 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5507 (HARD_REGNO_MODE_OK): Ditto.
5508 (MODES_TIEABLE_P): Ditto.
5509 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5510 (CLASS_MAX_NREGS): Ditto.
5511 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5512 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5513 (divdf3_internal_thr): Removed.
5514 * config/ia64/div.md: New file.
5515 * config/ia64/constraints.md: Add H constraint.
5517 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5519 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5520 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5521 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5522 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5523 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5524 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5525 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5526 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5527 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5528 dump_sbitmap_file, debug_sbitmap, popcount_table,
5529 sbitmap_popcount): Constify.
5530 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5531 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5532 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5533 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5534 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5535 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5536 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5537 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5538 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5539 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5540 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5542 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5544 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5545 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5546 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5547 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5548 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5549 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5550 bitmap_intersect_p, bitmap_intersect_compl_p,
5551 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5552 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5554 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5555 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5556 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5557 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5558 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5559 debug_bitmap, debug_bitmap_file, bitmap_print,
5560 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5561 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5563 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5565 * config/darwin.c (darwin_override_options): Additional fix for
5566 debug info formats that don't support var tracking.
5568 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5570 * cselib.c (entry_and_rtx_equal_p): Constify.
5571 * gengtype.c (output_mangled_typename, write_types, write_local):
5573 * gengtype.h (const_type_p): New.
5574 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5576 * tlink.c (scan_linker_output): De-constify.
5577 * tree-ssa-loop-im.c (memref_eq): Constify.
5578 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5579 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5581 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5583 * c-common.c (fname_as_string, c_type_hash): Constify.
5584 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5585 * cgraph.c (edge_hash, edge_eq): Likewise.
5586 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5587 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5588 reg_attrs_htab_eq): Likewise.
5589 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5591 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5592 const_decl_t, const_state_t, const_automata_list_el_t): New.
5593 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5594 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5595 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5596 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5597 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5598 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5599 compare_max_occ_cycle_nums, out_state_arcs_num,
5600 compare_transition_els_num, units_cmp, state_reservs_cmp):
5602 * genmodes.c (cmp_modes): Likewise.
5603 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5604 * gimplify.c (compare_case_labels): Likewise.
5605 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5606 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5607 * matrix-reorg.c (mtt_info_hash): Likewise.
5608 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5609 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5610 (htab_hash_bucket, htab_hash_elem): Constify.
5611 * tree-browser.c (TB_parent_eq): Likewise.
5612 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5613 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5614 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5615 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5617 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5618 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5619 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5620 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5621 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5623 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5624 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5625 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5626 * tree-ssa-threadupdate.c (redirection_data_hash,
5627 redirection_data_eq): Likewise.
5628 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5629 * tree-ssa.c (var_ann_eq): Likewise.
5630 * tree-vrp.c (compare_case_labels): Likewise.
5631 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5632 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5633 tree_not_check_failed, tree_class_check_failed,
5634 tree_range_check_failed, tree_not_class_check_failed,
5635 omp_clause_check_failed, omp_clause_range_check_failed,
5636 tree_contains_struct_check_failed, tree_operand_check_failed):
5638 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5639 tree_not_check_failed, tree_class_check_failed,
5640 tree_range_check_failed, tree_not_class_check_failed,
5641 tree_operand_check_failed, omp_clause_operand_check_failed,
5642 tree_operand_length): Likewise.
5643 * var-tracking.c (const_variable): New.
5644 (variable_htab_hash, variable_htab_eq): Constify.
5645 * varasm.c (const_desc_hash): Likewise.
5647 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5649 * expr.c (handled_component_p): Constify.
5650 * fold-const.c (fit_double_type): Likewise.
5651 * real.h (real_value_from_int_cst): Likewise.
5652 * tree-flow-inline.h (gimple_in_ssa_p,
5653 gimple_aliases_computed_p, gimple_addressable_vars,
5654 gimple_call_clobbered_vars, gimple_referenced_vars,
5655 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5656 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5657 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5658 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5659 is_label_stmt, is_global_var, phi_ssa_name_p,
5660 factoring_name_p, is_call_clobbered, tree_common_ann,
5661 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5662 unmodifiable_var_p, array_ref_contains_indirect_ref,
5663 ref_contains_array_ref, lookup_subvars_for_var,
5664 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5665 gimple_mem_ref_stats): Likewise.
5666 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5667 may_aliases, is_exec_stmt, is_label_stmt,
5668 ref_contains_array_ref, array_ref_contains_indirect_ref,
5669 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5670 unmodifiable_var_p): Likewise.
5671 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5672 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5673 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5674 cst_and_fits_in_hwi, real_value_from_int_cst,
5675 build_real_from_int_cst, integer_zerop, integer_onep,
5676 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5677 tree_floor_log2, real_zerop, real_onep, real_twop,
5678 real_minus_onep, really_constant_p, purpose_member, chain_member,
5679 list_length, fields_length, int_size_in_bytes, bit_position,
5680 int_bit_position, byte_position, int_byte_position, expr_align,
5681 array_type_nelts, tree_node_structure,
5682 type_contains_placeholder_1, iterative_hash_pointer,
5683 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5684 tree_map_base_eq, type_hash_list, type_hash_eq,
5685 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5686 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5687 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5688 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5689 int_fits_type_p, get_containing_scope, decl_function_context,
5690 decl_type_context, omp_clause_operand_check_failed,
5691 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5692 * tree.h (omp_clause_operand_check_failed, tree_size,
5693 build_real_from_int_cst, array_type_nelts, purpose_member,
5694 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5695 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5696 is_attribute_p, check_qualified_type, expr_align,
5697 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5698 int_byte_position, list_length, fields_length, initializer_zerop,
5699 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5700 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5701 tree_node_structure, handled_component_p, get_containing_scope,
5702 decl_function_context, decl_type_context, real_zerop,
5703 type_num_arguments, fit_double_type, really_constant_p,
5704 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5705 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5706 real_twop, real_minus_onep, int_cst_value): Likewise.
5708 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5710 * cfglayout.c (insn_scope, insn_line): Constify.
5711 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5712 const_double_htab_hash, const_double_htab_eq,
5713 mem_attrs_htab_hash): Likewise.
5714 * loop-iv.c (biv_eq): Likewise.
5715 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5716 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5717 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5719 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5720 error_for_asm, warning_for_asm, _fatal_insn,
5721 _fatal_insn_not_found): Likewise.
5722 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5723 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5724 rtl_check_failed_type2, rtl_check_failed_code1,
5725 rtl_check_failed_code2, rtl_check_failed_code_mode,
5726 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5727 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5728 rtl_check_failed_type2, rtl_check_failed_code1,
5729 rtl_check_failed_code2, rtl_check_failed_code_mode,
5730 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5731 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5732 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5733 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5734 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5735 rtx_unstable_p, get_integer_term, get_related_value,
5736 offset_within_block_p, reg_mentioned_p, count_occurrences,
5737 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5738 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5739 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5740 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5741 find_constant_src, find_reg_fusage, find_regno_fusage,
5742 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5743 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5744 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5745 computed_jump_p, auto_inc_p, in_expr_list_p,
5746 remove_node_from_expr_list, loc_mentioned_in_p,
5747 label_is_jump_target_p, reversed_comparison_code_parts,
5748 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5749 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5750 print_inline_rtx): Likewise.
5751 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5752 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5753 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5754 get_integer_term, get_related_value, offset_within_block_p,
5755 count_occurrences, reg_mentioned_p, no_labels_between_p,
5756 reg_used_between_p, reg_referenced_p, single_set_2,
5757 multiple_sets, set_noop_p, refers_to_regno_p,
5758 reg_overlap_mentioned_p, dead_or_set_p,
5759 covers_regno_no_parallel_p, covers_regno_p,
5760 dead_or_set_regno_p, find_reg_note, find_regno_note,
5761 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5762 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5763 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5764 side_effects_p, may_trap_p_1, may_trap_p,
5765 may_trap_after_code_motion_p, may_trap_or_fault_p,
5766 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5767 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5768 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5769 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5770 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5772 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5773 warning_for_asm): Likewise.
5774 * tree.h (print_rtl): Likewise.
5775 * varasm.c (get_pool_mode): Likewise.
5777 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5779 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5780 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5781 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5782 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5783 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5784 * ddg.c (compare_sccs): Likewise.
5785 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5786 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5787 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5788 decimal_do_fix_trunc, decimal_real_to_integer,
5789 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5790 * dse.c (const_group_info_t): New.
5791 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5792 * dwarf2out.c (const_dw_die_ref): New.
5793 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5794 * tree-browser.c (TB_parent_eq): Likewise.
5795 * unwind-dw2-fde.c (__register_frame_info_bases,
5796 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5797 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5799 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5800 * unwind-dw2.c (uw_frame_state_for): Likewise.
5801 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5802 * value-prof.h (const_histogram_value): New.
5804 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5806 * config/mips/mips.c (machine_function): Add
5807 initialized_mips16_gp_pseudo_p.
5808 (mips16_gp_pseudo_reg): Do not emit the initialization of
5809 mips16_gp_pseudo_rtx when being called from the gimple cost-
5810 calculation routines; emit it on the first use outside those
5813 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5815 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5818 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5819 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5820 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5821 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5822 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5823 Preserve const-ness of parameters through use of __typeof(),
5824 also constify and tidy.
5826 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5827 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5828 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5829 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5830 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5831 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5832 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5833 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5834 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5836 2007-07-25 Julian Brown <julian@codesourcery.com>
5837 Mark Shinwell <shinwell@codesourcery.com>
5839 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5840 (alpha_mangle_type): This.
5841 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5842 (TARGET_MANGLE_TYPE): Define this instead.
5843 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5844 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5845 (arm_init_neon_builtins): Fix comment.
5846 (arm_mangle_map_entry): New.
5847 (arm_mangle_map): New.
5848 (arm_mangle_type): New.
5849 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5850 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5851 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5852 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5853 (TARGET_MANGLE_TYPE): Define this instead.
5854 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5855 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5856 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5857 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5858 (TARGET_MANGLE_TYPE): Define this instead.
5859 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5861 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5862 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5863 (TARGET_MANGLE_TYPE): Define this instead.
5864 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5865 (s390_mangle_type): This.
5866 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5867 (TARGET_MANGLE_TYPE): Define this instead.
5868 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5869 (sparc_mangle_type): This.
5870 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5871 (TARGET_MANGLE_TYPE): Define this instead.
5872 * cp/mangle.c (write_type): Call mangle_type target hook on all
5873 types before mangling. Use original type, not main variant, as
5875 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5876 (TARGET_MANGLE_TYPE): This.
5877 * target.h (gcc_target): Rename mangle_fundamental_type to
5879 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5880 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5882 2007-07-25 Julian Brown <julian@codesourcery.com>
5883 Paul Brook <paul@codesourcery.com>
5884 Joseph Myers <joseph@codesourcery.com>
5885 Mark Shinwell <shinwell@codesourcery.com>
5887 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5888 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5889 (with_fpu): Allow --with-fpu=neon.
5890 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5891 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5892 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5893 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5894 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5895 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5896 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5897 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5898 (output_move_neon): Add prototypes.
5899 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5900 (all_fpus): Add FPUTYPE_NEON.
5901 (fp_model_for_fpu): Add NEON field.
5902 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
5903 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
5905 (arm_legitimate_address_p): Don't support fancy addressing for NEON
5907 (thumb2_legitimate_address_p): Likewise.
5908 (neon_valid_immediate): Recognize and prepare constants suitable for
5910 (neon_immediate_valid_for_move): New function. Recognize and prepare
5911 immediates for NEON move instructions.
5912 (neon_immediate_valid_for_logic): New function. Recognize and
5913 prepare immediates for NEON logic instructions.
5914 (neon_output_logic_immediate): New function. Create asm string
5915 suitable for outputting immediate logic instructions.
5916 (neon_pairwise_reduce): New function. Implement reduction using
5917 pairwise operations.
5918 (neon_expand_vector_init): New function. Expand a (possibly
5919 non-constant) vector initialization.
5920 (neon_vector_mem_operand): New function. Memory operands supported
5921 for quad-word loads/stores to/from ARM or NEON registers. Don't
5922 allow base+offset addressing for core regs.
5923 (neon_struct_mem_operand): New function. Valid mems for NEON
5925 (coproc_secondary_reload_class): Enable NEON registers to be loaded
5926 from neon_vector_mem_operand addresses without a secondary register.
5927 (add_minipool_forward_ref): Handle >8-byte minipool entries.
5928 (add_minipool_backward_ref): Likewise.
5929 (dump_minipool): Likewise.
5930 (push_minipool_fix): Likewise.
5931 (output_move_quad): New function. Output quad-word moves, loads and
5932 stores using ARM registers.
5933 (output_move_vfp): Add support for vectors in VFP (NEON) D
5935 (output_move_neon): Output a NEON load/store to/from a quadword
5937 (arm_print_operand): Implement new codes:
5938 - 'c' for unadorned integers (without a # sign).
5939 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
5941 - 'e', 'f' for the low and high D parts of a NEON Q register.
5942 - 'q' outputs a NEON Q register.
5943 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
5944 - 'T' prints NEON opcode features from a coded bitmask.
5945 - 'F' is similar to T, but signed/unsigned codes both print as
5947 - 't' is similar to T, but 'u' is printed instead of 'p'.
5948 - 'O' prints 'r' if NEON instruction should perform rounding (as
5949 specified by bitmask), else prints nothing.
5950 - '#' is a punctuation character to stop operand numbers from
5951 running together with following digits in the assembler
5952 strings for instructions (when using mode attributes).
5953 (arm_assemble_integer): Handle extra NEON vector modes. Permute
5954 constant vectors in big-endian mode, where necessary.
5955 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
5956 Handle EI, OI, CI, XI modes.
5957 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
5958 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
5959 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
5960 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
5961 (neon_builtin_type_bits): Add enumeration, one bit for each vector
5963 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
5964 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
5965 to turn v8qi, etc. into bits defined above.
5966 (neon_itype): New enumeration. Classifications of NEON builtins.
5967 (neon_builtin_datum): Define struct. Contains information about
5968 a single builtin (with multiple modes).
5969 (CF): Define helper macro for...
5970 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
5972 (neon_builtin_data): New array. Define information about builtins
5973 for use during initialization/expansion.
5974 (arm_init_neon_builtins): New function.
5975 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
5977 (neon_builtin_compare): New function.
5978 (locate_neon_builtin_icode): New function. Find an insn code for a
5979 builtin given a function code for that builtin. Also return type of
5980 builtin (NEON_BINOP, NEON_UNOP etc.).
5981 (builtin_arg): New enumeration. Types of arguments for builtins.
5982 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
5983 Takes a variable argument list of builtin_arg types, terminated by
5985 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
5986 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
5987 (neon_emit_pair_result_insn): New function. Support returning pairs
5988 of vectors via a pointer.
5989 (neon_disambiguate_copy): New function. Set up operands for a
5990 multi-word copy such that registers do not get clobbered.
5991 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
5992 ARM_BUILTIN_NEON_BASE.
5993 (arm_file_start): Set float-abi attribute for NEON.
5994 (arm_vector_mode_supported_p): Enable NEON vector modes.
5995 (arm_mangle_map_entry): New.
5996 (arm_mangle_map): New.
5997 (arm_mangle_vector_type): New.
5998 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6000 (TARGET_NEON): New macro. Target supports NEON.
6001 (fputype): Add FPUTYPE_NEON.
6002 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6003 for vectorization based on command-line arg.
6004 (NEON_REGNO_OK_FOR_NREGS): Define.
6005 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6006 (VALID_NEON_STRUCT_MODE): Define.
6007 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6008 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6009 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6010 (consttable_16): Add pattern for outputting 16-byte minipool
6012 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6014 (vec-common.md, neon.md): Include md files.
6015 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6016 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6017 (memory_constraint "Ut", "Un", "Us"): Define.
6018 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6019 (MMX_char): New mode attribute.
6020 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6021 (*add<mode>3_iwmmxt): New insn pattern.
6022 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6023 (*sub<mode>3_iwmmxt): New insn pattern.
6024 (mulv4hi3): Rename to...
6025 (*mulv4hi3_iwmmxt): This.
6026 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6027 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6028 (uminv4hi3, uminv2si3): Remove. Replace with...
6029 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6030 (*umin<mode>3_iwmmxt): These.
6031 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6032 (ashr<mode>3_iwmmxt): This new pattern.
6033 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6034 (lshr<mode>3_iwmmxt): This new pattern.
6035 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6036 (ashl<mode>3_iwmmxt): This new pattern.
6037 * config/arm/neon-docgen.ml: New file. Generate documentation for
6039 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6040 * config/arm/arm_neon.h: New (autogenerated).
6041 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6043 * config/arm/neon.md: New file. Define NEON instructions.
6044 * config/arm/neon.ml: New file. Abstract description of NEON
6045 instructions, used to generate arm_neon.h header, documentation and
6047 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6048 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6050 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6052 (ARM NEON Intrinsics): New subsection.
6053 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6055 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6057 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6060 2007-07-24 Jan Hubicka <jh@suse.cz>
6062 * regclass.c (move_table): New type.
6063 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6064 (init_move_cost): Break out from ...
6065 (init_reg_sets_1): ... here; simplify computation of
6066 have_regs-of_mode and contains_reg_of_mode.
6067 (record_reg_classes): Unswitch internal loops.
6068 (copy_cost): Trigger lazy initialization of move cost
6069 (record_address_regs): Likewise.
6071 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6073 * config/darwin.c (darwin_override_options): Don't force on
6074 flag_var_tracking_uninit when no debug info is requested.
6076 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6078 * cfgloop.c (init_loops_structure): New function.
6079 (flow_loops_find): Create root of the loop tree unconditionally.
6081 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6083 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6085 2007-07-24 Jan Hubicka <jh@suse.cz>
6087 * caller-save.c: Include ggc.h, gt-caller-save.h
6088 (reg_save_code, reg_restore_code): Rename to ...
6089 (cached_reg_save_code, cached_reg_restore_code): ... those.
6090 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6091 (reg_save_code, reg_restore_code): New functions.
6092 (init_caller_save): Do not intialize
6093 reg_save_code/reg_restore_code tables.
6094 * Makefile.in: (gt-caller-save.h): New.
6096 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6098 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6099 with the mode of the original operand instead of
6102 2007-07-23 Jan Hubicka <jH@suse.cz>
6104 * i386.c (ix86_secondary_memory_needed): Break out to...
6105 (inline_secondary_memory_needed): ... here.
6106 (ix86_memory_move_cost): Break out to ...
6107 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6108 maximum of input and output; fix handling of Q_REGS on 64bit.
6109 (ix86_secondary_memory_needed): Microoptimize.
6111 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6113 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6114 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6115 stmts_from_loop, known_dependences_p, build_rdg): New.
6116 * tree-data-ref.h: Depends on graphds.h.
6117 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6118 (build_rdg): Declared.
6119 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6121 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6123 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6126 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6127 Jakub Jelinek <jakub@redhat.com>
6129 PR middle-end/PR28690
6130 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6132 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6133 and MEM_POINTER operands over REG and MEM operands.
6134 (swap_commutative_operands_p): Change return value to bool.
6135 * rtl.h: Update the corresponding prototype.
6136 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6137 instead of gen_rtx_PLUS.
6138 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6139 value to bool. Change function arguments to rtx's and update code
6141 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6142 calls to match the new declaration.
6143 * simplify-rtx.c (simplify_associative_operation): Don't
6144 reorder simplify_binary_operation arguments.
6146 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6148 * config/mips/mips.c (override_options): Use mips_costs to derive
6149 the default branch cost.
6150 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6152 * config/mips/mips.opt (mbranch-cost=): New option.
6153 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6155 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6157 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6158 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6159 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6160 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6162 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6164 * config/mips/constraints.md (ks): New constraint.
6165 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6166 (*add<mode>3_mips16): ...here.
6168 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6170 * optabs.h (enum optab_index): Add new OTI_signbit.
6171 (signbit_optab): Define corresponding macro.
6172 (enum insn_code signbit_optab[]): Remove array.
6173 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6174 (expand_copysign_absneg): If back end provides signbit insn, use it
6175 instead of bit operations on floating point argument.
6176 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6177 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6178 for availability of signbit insn.
6180 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6181 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6182 SSE mode is not active.
6183 (isinf<mode>2): Disable for mfpmath=sse,387.
6185 2007-07-22 Ben Elliston <bje@au.ibm.com>
6187 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6189 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6191 2007-07-20 Richard Guenther <rguenther@suse.de>
6193 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6194 integral typed condition.
6195 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6196 booleanness. Only preserve conversions from a non-base
6197 type to a base type, not in general between types with
6198 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6199 * tree.def (COND_EXPR): Document that the condition
6200 can be of any integral type.
6202 2007-07-20 Nigel Stephens <nigel@mips.com>
6203 Richard Sandiford <richard@codesourcery.com>
6205 * config/mips/mips.h (mips_dwarf_regno): Declare.
6206 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6207 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6208 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6209 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6210 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6211 (REG_CLASS_NAMES): Update accordingly.
6212 * config/mips/mips.c (mips_dwarf_regno): New array.
6213 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6214 (mips_subword): Remove special handling for accumulator registers.
6215 (override_options): Initiailize mips_dwarf_regno. Remove use
6217 (mips_swap_registers): New function.
6218 (mips_conditional_register_usage): Swap accumulator registers
6219 around if TARGET_LITTLE_ENDIAN.
6220 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6221 * config/mips/constraints.md (h, l): Use the endianness to choose
6222 between MD0_REG and MD1_REG.
6223 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6224 alternative-dependent template.
6226 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6228 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6231 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6233 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6234 predecessor fallthru flags.
6236 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6238 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6239 of compare to the same type.
6240 * cfgloopmanip.c (add_loop): Update information about loop exits.
6241 (loop_version): Remove the innermost loop requirement.
6242 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6243 to sizetype for pointers.
6245 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6247 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6248 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6249 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6251 * config/dfp-bit.c: Empty for TFmode conversions.
6253 2007-07-18 Caroline Tice <ctice@apple.com>
6255 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6256 and handle them correctly; check that src is not NULL before
6258 (find_src_set_src): Likewise.
6260 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6262 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6263 (struct alignment_context, init_alignment_context): New.
6264 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6265 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6266 (XCHAL_HAVE_S32C1I): Likewise.
6267 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6268 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6269 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6270 (ATOMIC, HQI): New macros.
6271 (memory_barrier, *memory_barrier): New.
6272 (sync_lock_releasesi): New.
6273 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6274 (sync_lock_test_and_set<mode>): New.
6275 (sync_<atomic><mode>): New.
6276 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6277 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6278 (xtensa_expand_atomic): New.
6280 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6284 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6285 transformation for builtin ISNORMAL.
6286 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6287 * builtins.def (BUILT_IN_ISNORMAL): New.
6288 * doc/extend.texi: Document isnormal.
6290 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6294 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6295 optabs infrastructure. Provide generic implementation for
6297 (expand_builtin): Handle FINITE/ISFINITE.
6298 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6299 (fold_builtin_1): Likewise.
6301 * builtins.def (BUILT_IN_ISFINITE): New.
6303 * doc/extend.texi: Document isfinite.
6305 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6310 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6311 generic fallback for isinf.
6312 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6313 calculation code ...
6314 * real.c (get_max_float): ... to here.
6315 * real.h (get_max_float): New.
6317 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6321 * builtin-attrs.def (ATTR_TYPEGENERIC,
6322 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6324 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6325 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6326 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6327 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6329 * c-common.c (handle_type_generic_attribute): New.
6330 (c_common_attribute_table): Add "type generic".
6332 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6334 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6336 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6337 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6340 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6343 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6344 checking that the operand is an expression.
6346 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6347 Danny Smith <dannysmith@users.sourceforge.net>
6350 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6351 file mapping object in local namespace if Windows version later
6354 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6356 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6357 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6358 arm_cannot_force_const_mem.
6359 (arm_cannot_force_const_mem): New function.
6360 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6361 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6362 of arm_tls_referenced_p.
6363 * config/arm/arm.md (movsi): Split out-of-section constants when
6364 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6365 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6367 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6369 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6371 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6373 * config/mips/mips.md (*extendqihi2): Convert the destination
6376 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6378 * config/pa/fptr.c: Update license header.
6379 * config/pa/milli64.S: Likewise.
6381 2007-07-17 Nick Clifton <nickc@redhat.com>
6383 * COPYING_v3: New file. Contains version 3 of the GNU General
6385 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6386 Lesser General Public License.
6387 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6388 the GNU General Public License.
6390 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6392 PR rtl-optimization/32773
6393 * cfglayout.c (force_one_exit_fallthru): New function.
6394 (cfg_layout_finalize): Use it.
6396 2007-07-16 Richard Guenther <rguenther@suse.de>
6397 Uros Bizjak <ubizjak@gmail.com>
6399 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6400 before forcing it to gimple operand.
6402 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6403 David Ung <davidu@mips.com>
6405 * config/mips/mips.h (TUNE_24K): Define.
6406 (TUNE_MACC_CHAINS): Add TUNE_24K.
6407 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6409 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6410 (r74k_int_madd): .. this new reservation.
6411 (define_bypass): Fixed bypasses for r74k_int_madd to use
6413 * config/mips/24k.md (define_bypass): Define new
6414 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6416 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6417 Nigel Stephens <nigel@mips.com>
6419 * config/mips/mips.md: Include 20kc.md.
6420 * config/mips/20kc.md: New file.
6421 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6422 (mips_adjust_cost): Tweak for 20Kc.
6423 (mips_issue_rate): Likewise.
6424 * config/mips/mips.h (TUNE_20KC): Define.
6426 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6428 * config/rs6000/rs6000.c (struct processor_cost): Add
6429 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6431 (*_cost): Add cache information.
6432 (rs6000_override_options): Set cache parameters.
6434 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6437 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6438 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6440 2007-07-16 Paul Brook <paul@codesourcery.com>
6443 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6444 (cirrus_thumb2_movsi_insn): Ditto.
6446 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6448 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6451 2007-07-15 Andrew Haley <aph@redhat.com>
6453 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6454 before looking in the context.
6456 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6460 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6461 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6462 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6463 (pa_output_function_prologue): Use rp_saved and
6464 current_function_is_leaf to generate .CALLINFO statement.
6465 (hppa_expand_prologue): Set rp_saved.
6466 (hppa_expand_epilogue): Use rp_saved.
6467 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6468 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6470 2007-07-14 Dirk Mueller <dmueller@suse.de>
6472 * omega.c (coalesce): Fix memory leak on early exit.
6473 * matrix-reorg.c (check_allocation_function): Likewise.
6474 * tree-vect-transform.c (vect_get_new_vect_var): free result
6476 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6477 pass pointer to edge vector
6478 (partition_hot_cold_basic_blocks): Fix memory leak.
6479 * collect2.c (prefix_from_string): Free temporary storage.
6480 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6482 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6484 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6485 (DO_GLOBAL_DTORS_BODY): Likewise.
6487 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6488 Nigel Stephens <nigel@mips.com>
6490 * config/mips/mips.c (mips_classify_symbol): Don't return
6491 SYMBOL_SMALL_DATA for constant pool addresses if
6492 TARGET_EMBEDDED_DATA is true.
6494 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6496 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6497 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6498 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6499 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6500 __builtin_ia32_storehps, __builtin_ia32_storelps,
6501 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6502 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6503 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6504 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6505 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6506 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6507 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6508 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6509 using def_builtin_const.
6511 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6513 PR tree-optimization/32705
6514 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6515 (simplify_binary_expression): Use SSA_VAL consistently.
6517 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6519 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6520 (SPEFSCR_REGNO): Delete definition.
6521 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6522 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6523 * config/rs6000/rs6000.h: Do not define *_REGNO.
6524 LINK_REGISTER_REGNUM -> LR_REGNO.
6525 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6526 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6527 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6528 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6529 R_VRSAVE, R_VSCR. Use them.
6530 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6531 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6532 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6533 * config/rs6000/aix.h: Define R_LR. Use it.
6535 2007-07-13 Caroline Tice <ctice@apple.com>
6537 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6538 flag_var_tracking is explicitly turned off (i.e. when variable
6539 tracking is not feasible); otherwise, turn flag_var_tracking on when
6540 flag_var_tracking_uninit is on.
6541 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6542 note definitions, to allow recording of initialization status in the
6544 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6545 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6546 determine if two note locations are equal.
6547 (output_loc_list): Don't output list entries whose start & end labels
6549 (reg_loc_descriptor): Add parameter for initialization status; pass it
6550 to other loc descriptor functions.
6551 (one_reg_loc_descriptor): Add parameter for initialization status;
6552 check its value and add DW_OP_GNU_uninit to returned loc descr if
6554 (multiple_reg_loc_descriptor): Add parameter for initialization
6556 pass init status argument to other loc descriptor functions; check
6557 value of intialization parameter and add DW_OP_GNU_uninit to returned
6558 loc descr if appropriate.
6559 (based_loc_descr): Add parameter for initialization status; add new
6560 variable for return value; check value of initialization parameter and
6561 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6562 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6563 pass init status argument to other loc descriptor functions; check
6564 value of intialization parameter and add DW_OP_GNU_uninit to returned
6565 loc descr if appropriate.
6566 (mem_loc_descriptor): Likewise.
6567 (concat_loc_descriptor): Likewise.
6568 (concatn_loc_descriptor): Likewise.
6569 (loc_descriptor): Add parameter for initialization status; pass it as
6570 argument to other loc descriptor function calls.
6571 (loc_descriptor_from_tree_1): Add appropriate initialization status
6572 to loc descriptor function calls.
6573 (add_location_or_const_value_attribute): Get initialization status
6574 from VAR_LOCATION note; add initialization status to loc descriptor
6576 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6577 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6578 status is uninitialized, add "[uninint]" to output.
6579 * common.opt (fvar-tracking-uninit): New option, similar to
6580 fvar-tracking, to turn on tracking of uninitialized variables; creates
6581 a new global flag, flag_var_tracking_uninit.
6582 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6583 (enum var_init_status): New type, for var initialization status field.
6584 * var-tracking.c (struct location_chain_def): Two new fields, init,
6585 for initialization status, and set_src for the assignment value expr.
6586 (unshare_variable): New parameter for initialization status;
6587 initialize new init and set_src fields.
6588 (var_reg_set): New parameters for initialization status and value;
6589 pass them to set_variable_part.
6590 (var_mem_set): Likewise.
6591 (get_init_value): New function.
6592 (var_reg_delete_and_set): New initialization status & value
6593 parameters; add call to get_init_value if status is unknown; pass new
6594 parameters to clobber_variable_part and var_reg_set.
6595 (var_mem_delete_and_set): Likewise.
6596 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6597 (var_mem_delete): Likewise.
6598 (variable_union): Pass status to unshare_variable; initialize new init
6599 and set_src fields. If flag_var_tracking_uninit is not set, force
6600 status to initialized.
6601 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6602 used later to get the set_src value.
6603 (find_src_status): New function.
6604 (find_src_set_src): New function.
6605 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6606 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6607 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6608 and var_mem_delete_and_set.
6609 (dump_variable): Print out "[uninit]" if appropriate.
6610 (set_variable_part): Add new initialization and set_src parameters;
6611 pass status to unshare_variable; set node->init and node- >set_src
6612 fields and modify slot in hash table appropriately; save the init and
6613 set_src values if appropriate and assign to the new node.
6614 (clobber_variable_part): New set_src parameter; if two nodes have
6615 same variable and same location but different set_src (assignment)
6616 values, clobber old node.
6617 (delete_variable_part): Pass init status to unshare_variable.
6618 (emit_note_insn_var_location): Add initialized var; assign var's init
6619 status to new 'initialized'; pass new init status field to calls to
6620 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6621 status to initialized.
6622 (emit_notes_in_bb): Pass initialization status to calls to
6623 var_reg_set, var_mem_set, var_reg_delete_and_set and
6624 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6625 var_reg_delete_and_set and var_mem_delete_and_set; call
6626 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6627 make up for change in add_stores.
6628 (vt_add_function_parameters): Add status to calls to
6630 * config/darwin.c (darwin_override_options): Turn on uninitialized
6631 tracking automatically, if var_tracking is on and the system is
6634 2007-07-13 Sa Liu <saliu@de.ibm.com>
6636 * config.gcc: Add options for arch and tune on SPU.
6637 * config/spu/predicates.md: Add constant operands 0 and 1.
6638 * config/spu/spu-builtins.def: Add builtins for double precision
6639 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6640 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6642 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6644 * config/spu/spu-protos.h: Add new function prototypes.
6645 * config/spu/spu.c (spu_override_options): Check options -march and
6647 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6648 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6650 (spu_const_from_int): New. Create a vector constant from 4 ints.
6651 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6652 (spu_emit_vector_compare): New. Emit vector compare.
6653 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6654 * config/spu/spu.h: Add options -march and -mtune. Define processor
6655 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6656 CANONICALIZE_COMPARISON.
6657 * config/spu/spu.md: Add new insns for double precision compare
6658 and double precision vector compare. Add vcond and smax/smin patterns
6659 to enable DFmode vector conditional expression.
6660 * config/spu/spu.opt: Add options -march and -mtune.
6661 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6662 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6663 both CELL and CELLEDP targets: spu_testsv.
6664 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6667 2007-07-13 Richard Guenther <rguenther@suse.de>
6669 PR tree-optimization/32721
6670 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6671 TREE_THIS_VOLATILE on the folded reference.
6672 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6673 if the array reference has TREE_THIS_VOLATILE set.
6675 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6678 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6680 2007-07-13 Andreas Schwab <schwab@suse.de>
6682 * gengtype-lex.l: Allow declarations to be indented.
6684 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6686 * ginclude/tgmath.h: New.
6687 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6688 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6689 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6690 * configure: Regenerate.
6692 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6694 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6695 correct index when setting register save state for xd
6698 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6700 * config/sh/sh.c (mark_use): Remove.
6702 2007-07-12 Paul Brook <paul@codesourcery.com>
6704 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6705 reg does not overlap return value.
6707 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6709 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6710 (set_expression_vuses): Ditto.
6711 (init_pre): Initialize expression_vuses.
6713 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6715 * config/i386/sse.md (storentdf, storentsf): New.
6717 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6719 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6721 * tree.c (build_decl_stat): Move code from here...
6722 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6723 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6724 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6725 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6726 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6729 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6730 Devang Patel <dpatel@apple.com>
6732 PR tree-optimization/25413
6733 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6734 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6735 * tree.h (contains_packed_reference): New.
6736 * expr.c (contains_packed_reference): New.
6737 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6738 (vect_enhance_data_refs_alignment): Call
6739 vector_alignment_reachable_p.
6740 * target.h (vector_alignment_reachable): New builtin.
6741 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6742 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6743 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6745 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6747 * target.h (builtin_vectorization_cost): Add new target builtin.
6748 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6749 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6750 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6751 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6752 uninitialized variables.
6753 * tree-vect-transform.c (cost_for_stmt): New function.
6754 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6755 using cost 1 for all scalar stmts. Be less conservative when
6756 estimating the number of prologue/epulogue iterations. Call
6757 targetm.vectorize.builtin_vectorization_cost. Return
6758 min_profitable_iters-1.
6759 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6760 initialization cost instead of TARG_VEC_STMT_COST. Use
6761 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6762 epilogue code. Fix epilogue cost computation.
6763 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6764 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6765 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6766 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6767 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6768 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6770 2007-07-12 Richard Guenther <rguenther@suse.de>
6772 * gimplify.c (gimplify_conversion): Make sure that the result
6773 from maybe_fold_offset_to_reference is trivially convertible
6774 to the desired type before doing the simplification.
6775 (gimplify_expr): Likewise.
6776 * fold-const.c (fold_binary): Use the correct types for
6777 building the simplified expression.
6779 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6781 PR rtl-optimization/32729
6782 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6783 that fallthru to exit.
6785 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6787 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6788 (symDTPOFF2reg): Likewise.
6790 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6792 PR tree-optimization/32663
6794 * tree.h (VALUE_HANDLE_VUSES): Remove.
6795 (struct tree_value_handle): Remove vuses.
6797 * tree-vn.c (create_value_handle_for_expr): Don't set
6800 * tree-ssa-pre.c (expression_vuses): New.
6801 (alloc_expression_id): Set up expression_vuses.
6802 (get_expression_vuses): New.
6803 (set_expression_vuses): Ditto.
6804 (clear_expression_ids): Modify for expression_vuses.
6805 (phi_translate_1): Ditto.
6806 (phi_translate_set): Ditto.
6807 (value_dies_in_block_x): Ditto
6808 (valid_in_sets): Ditto.
6809 (add_to_sets): Ditto.
6810 (find_existing_value_expr): Ditto.
6811 (create_value_handle_for_expr): Ditto.
6812 (make_values_for_stmt): Ditto.
6813 (vuse_equiv): Remove.
6815 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6817 * Makefile.in (mostlyclean): Remove object files.
6819 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6821 * toplev.c (no_new_pseudos): Deleted.
6822 * rtl.h (no_new_pseudos): Deleted.
6823 * tree-pass.h (pass_no_new_pseudos): Deleted.
6824 * passes.c (pass_no_new_pseudos): Deleted.
6825 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6826 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6827 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6829 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6830 * rtlhooks.c (gen_lowpart_general): Ditto.
6831 * optabs.c (prepare_operand): Ditto.
6832 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6834 * modulo-sched.c (rest_of_handle_sms): Ditto.
6835 * see.c (rest_of_handle_see): Ditto.
6836 * ifcvt.c (if_convert): Ditto.
6837 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6839 * init-regs.c (gate_initialize_regs): Deleted set of
6841 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6842 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6843 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6845 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6848 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6849 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6850 (*vec_extractv2di_1_rex64): New insn pattern.
6852 2007-07-11 David Daney <ddaney@avtrex.com>
6854 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6855 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6856 for SIGNAL_UNWIND_RETURN_COLUMN.
6857 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6858 (DWARF_FRAME_REGNUM): Rewrite.
6859 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6861 2007-07-11 Nick Clifton <nickc@redhat.com>
6863 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6864 delta and use gen_int_mode in place of GET_INT instead.
6866 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6868 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6871 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6873 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6874 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6876 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6877 (USE_CANONICAL_TYPES): New.
6878 * doc/invoke.texi (verify-canonical-types): Remove.
6879 (use-canonical-types): Add.
6881 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6883 * config/spu/spu.c (spu_optimization_options): Remove setting of
6884 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6885 (spu_override_options): Move it here.
6887 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6889 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6890 * config/mips/mips.c (mips_cpu_info_table): Mention
6891 MIPS_ISA_LEVEL_SPEC in the comment.
6893 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6895 PR tree-optimization/32713
6896 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6898 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6901 * c-opts.c (c_common_post_options): Do not change flag_complex_method
6902 conditional to flag_isoc99.
6903 (c_common_init_options): Do it here, unconditionally.
6905 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6907 PR tree-optimization/32589
6908 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
6909 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6910 * tree-ssa-propagate.c (valid_gimple_expression_p): New
6911 predicate, extracted from...
6912 (set_rhs): ...here. Call it for the expression on entry.
6913 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
6914 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
6915 (simplify_binary_expression): Use valid_gimple_expression_p
6916 to validate the simplification.
6917 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
6919 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
6921 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
6922 DWARF2_DEBUG on 32 bit target too.
6923 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
6925 2007-07-11 Nick Clifton <nickc@redhat.com>
6927 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
6928 version for 64-bit hosts.
6930 2007-07-10 David Daney <ddaney@avtrex.com>
6932 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
6934 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
6936 * config/mips/mips.c (mips_expand_synci_loop): New function.
6937 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
6938 (UNSPEC_RDHWR): Same.
6939 (UNSPEC_SYNCI): Same.
6940 (UNSPEC_SYNC): Same.
6941 (clear_cache): New expand.
6945 (clear_hazard): Same.
6946 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
6948 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
6949 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
6951 2007-07-10 Ian Lance Taylor <iant@google.com>
6953 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
6956 2007-07-10 David Daney <ddaney@avtrex.com>
6958 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
6959 * builtins.c (expand_builtin___clear_cache): New function.
6960 (expand_builtin): Call expand_builtin___clear_cache for
6961 BUILT_IN_CLEAR_CACHE case.
6962 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
6963 * doc/md.texi (clear_cache): Document new instruction pattern.
6964 * testsuite/gcc.dg/builtins-64.c: New test.
6966 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
6968 * config/cris/cris.md ("movsi"): Fix typo in last change.
6970 2007-07-09 Geoffrey Keating <geoffk@apple.com>
6973 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
6975 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
6976 * varasm.c (assemble_start_function): Honor DECL_ALIGN
6977 for FUNCTION_DECLs. Don't use align_functions_log if
6979 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
6980 even for FUNCTION_DECLs.
6981 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
6983 * tree.h (DECL_ALIGN): Update for new location of 'align'.
6984 (DECL_FUNCTION_CODE): Update for new location and name of
6986 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
6987 (struct tree_decl_common): Move 'align' and 'off_align' out
6988 of union, ensure they're still on a 32-bit boundary. Remove
6989 other fields in union 'u1'.
6990 (struct tree_function_decl): Add field 'function_code' replacing
6991 'u1.f' in tree_decl_common.
6992 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
6993 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
6994 (Variable Attributes): Cross-reference 'aligned' attribute
6995 to Function Attributes.
6996 * flags.h (force_align_functions_log): Delete.
6997 * toplev.c (force_align_functions_log): Delete.
6999 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7002 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7003 (*vec_concatv2di_rex): New insn pattern.
7005 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7008 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7010 2007-07-10 Ian Lance Taylor <iant@google.com>
7012 Replace no_new_pseudos in backends.
7013 * rtl.h (can_create_pseudo_p): Define.
7014 * config/darwin.c (machopic_indirect_data_reference): Use
7015 can_create_pseudo_p () instead of no_new_pseudos.
7016 (machopic_indirect_data_reference): Likewise.
7017 (machopic_legitimize_pic_address): Likewise.
7018 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7019 (alpha_emit_set_const_1): Likewise.
7020 (alpha_emit_set_const): Likewise.
7021 (alpha_emit_conditional_move): Likewise.
7022 (alpha_split_conditional_move): Likewise.
7023 * config/alpha/alpha.md (various splitters): Likewise.
7025 * config/arm/arm.c (legitimize_pic_address): Likewise.
7026 (arm_load_pic_register): Likewise.
7027 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7028 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7029 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7030 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7031 * config/cris/cris.md (movsi): Likewise.
7032 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7033 (symGOTOFF2reg_hilo): Likewise.
7034 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7035 * config/h8300/h8300.md (insv, extzv): Likewise.
7036 * config/i386/i386.c (ix86_expand_move): Likewise.
7037 (ix86_expand_vector_move): Likewise.
7038 (ix86_prepare_fp_compare_args): Likewise.
7039 (ix86_expand_carry_flag_compare): Likewise.
7040 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7041 (tls_dynamic_gnu2_combine_32): Likewise.
7042 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7043 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7044 (ia64_expand_movxf_movrf): Likewise.
7045 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7046 (m32c_split_move): Likewise.
7047 (m32c_expand_insv): Likewise.
7048 * config/m68k/m68k.md (movsi): Likewise.
7049 * config/mips/mips.c (mips_force_temporary): Likewise.
7050 (mips_split_symbol): Likewise.
7051 (mips_move_integer): Likewise.
7052 (mips_legitimize_const_move): Likewise.
7053 * config/mn10300/mn10300.md (movsi): Likewise.
7054 * config/pa/pa.c (emit_move_sequence): Likewise.
7055 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7056 (rs6000_got_register): Likewise.
7057 (create_TOC_reference): Likewise.
7058 (rs6000_machopic_legitimize_pic_address): Likewise.
7059 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7060 (various splitters): Likewise.
7061 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7062 (movsi_got): Likewise.
7063 * config/s390/s390.c (emit_symbolic_move): Likewise.
7064 * config/s390/s390.md (movhi, movqi): Likewise.
7065 (load_multiple, store_multiple): Likewise.
7066 * config/score/score.c (score_force_temporary): Likewise.
7067 * config/sh/sh.c (prepare_move_operands): Likewise.
7068 (prepare_cbranch_operands): Likewise.
7069 (emit_fpu_switch): Likewise.
7070 (fpscr_set_from_mem): Likewise.
7071 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7072 (adddi3, subsi3): Likewise.
7073 (various splitters): Likewise.
7074 (divsi_inv_fp_combine): Likewise.
7075 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7076 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7078 * config/sh/predicates.md (xor_operand): Likewise.
7079 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7080 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7081 (movdi_pic_label_ref): Likewise.
7082 * config/spu/spu.c (spu_split_immediate): Likewise.
7083 * config/alpha/alpha.md (various splitters): Remove test
7084 !no_new_pseudos || reload_completed.
7085 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7087 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7088 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7089 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7090 * config/score/score.c (th_output_mi_thunk): Likewise.
7091 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7092 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7094 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7096 PR rtl-optimization/32664
7097 * mode-switching.c (create_pre_exit): Skip barrier insns.
7099 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7101 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7102 force_gimple_operand_bsi.
7103 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7104 rewrite_use_compare): Ditto.
7105 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7107 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7108 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7109 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7110 * tree-profile.c (prepare_instrumented_value,
7111 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7112 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7113 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7114 tree_gen_ior_profiler): Ditto.
7115 * tree-ssa-reassoc.c (negate_value): Ditto.
7116 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7117 Use force_gimple_operand_bsi.
7118 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7119 * tree-if-conv.c (add_to_dst_predicate_list,
7120 find_phi_replacement_condition): Ditto.
7121 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7122 Call mark_symbols_for_renaming for new statements.
7123 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7125 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7127 * cfghooks.c (remove_edge): New function.
7128 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7130 * cfghooks.h (remove_edge): Declare.
7131 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7132 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7134 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7136 * optabs.h: Added declaration for signbit_optab.
7137 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7138 * genoptinit.c (optabs): Added entry for signbit insns.
7139 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7141 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7142 * config/s390/s390.md (signbit<mode>2): New expander.
7144 2007-07-09 Richard Guenther <rguenther@suse.de>
7147 * fold-const.c (fold_plusminus_mult_expr): Move constant
7148 arguments second to allow decomposing.
7150 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7153 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7155 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7156 Disregard DECL_FROM_INLINE.
7158 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7161 * doc/invoke.texi: Add ftree-reassoc flag.
7162 * common.opt (ftree-reassoc): New flag.
7163 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7164 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7166 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7168 PR tree-optimization/32681
7169 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7170 saved in second_edge->aux when first_bb is a loop header.
7172 2007-07-09 Jan HUbicka <jh@suse.cz>
7174 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7176 2007-07-09 Richard Guenther <rguenther@suse.de>
7178 * c-decl.c (start_function): Do not promote return type.
7180 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7182 * function.c (do_warn_unused_parameter): Do not warn if
7183 TREE_NO_WARNING is set.
7185 2007-07-08 Andreas Schwab <schwab@suse.de>
7187 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7189 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7192 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7194 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7195 apply to assembly language, too.
7196 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7198 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7200 Revert (note the sccvn portions are *not* reverted)
7201 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7203 Fix PR tree-optimization/23488
7205 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7207 * tree-flow-inline.h (get_value_handle): Ditto.
7208 * tree-ssa-pre.c (decl_vh_map): New.
7209 (decl_node_pool): New.
7210 (can_value_number_operation): Support DECL_P.
7211 (can_PRE_operation): Ditto.
7212 (create_expression_by_pieces): Ditto.
7213 (find_existing_value_expr): Modify to differnetiate between
7214 addressing and top level.
7215 (create_value_handle_for_expr): Handle DECL's.
7216 (poolify_tree): Ditto.
7217 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7218 (make_values_for_stmt): Handle DECL's properly.
7219 (init_pre): Reorg to not init useless things during FRE.
7221 * tree-flow.h: Include pointer-set.h.
7222 (decl_vh_map): Declare.
7223 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7225 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7227 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7228 the constraint description.
7229 * doc/md.texi: Update documentation of AVR constraints.
7231 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7233 * auto-inc-dec.c, config/arm/arm.c,
7234 config/m32r/constraints.md, config/mips/mips.md,
7235 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7236 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7237 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7238 typos. Follow spelling conventions.
7239 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7241 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7242 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7244 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7245 realloc_vuse): Remove.
7246 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7249 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7251 Fix PR tree-optimization/23488
7253 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7254 (try_to_simplify): Ditto.
7256 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7258 * tree-flow-inline.h (get_value_handle): Ditto.
7259 * tree-ssa-pre.c (decl_vh_map): New.
7260 (decl_node_pool): New.
7261 (can_value_number_operation): Support DECL_P.
7262 (can_PRE_operation): Ditto.
7263 (create_expression_by_pieces): Ditto.
7264 (find_existing_value_expr): Modify to differnetiate between
7265 addressing and top level.
7266 (create_value_handle_for_expr): Handle DECL's.
7267 (poolify_tree): Ditto.
7268 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7269 (make_values_for_stmt): Handle DECL's properly.
7270 (init_pre): Reorg to not init useless things during FRE.
7272 * tree-flow.h: Include pointer-set.h.
7273 (decl_vh_map): Declare.
7274 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7276 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7278 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7279 apply to assembly language, too.
7280 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7282 2007-07-06 Ian Lance Taylor <iant@google.com>
7283 Zack Weinberg <zackw@panix.com>
7286 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7288 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7290 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7291 (prefetch): Likewise if "pref" would be used.
7293 2007-07-06 Josh Conner <jconner@apple.com>
7297 * calls.c (store_one_arg): Handle arguments which are partially
7298 on the stack when detecting argument overlap.
7300 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7302 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7303 chosen during find_reloads.
7305 2007-07-06 Richard Guenther <rguenther@suse.de>
7307 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7308 TYPE_ARG_TYPES for verification of argument types. Use
7309 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7310 parameters as variable arguments.
7312 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7314 * libgcc2.h (word_type): Type definition removed.
7315 (cmp_return_type, shift_count_type): Type definitions added.
7316 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7317 replaced with shift_count_type.
7318 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7320 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7321 changed from word_type to Wtype.
7322 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7323 replaced with shift_count_type.
7324 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7326 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7327 and libgcc_shift_count attribute added.
7328 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7329 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7330 (TARGET_INITIALIZER): New target hooks added.
7331 * targhooks.c (default_libgcc_cmp_return_mode,
7332 default_libgcc_shift_count_mode): Default implementations for the new
7334 * targhooks.h (default_libgcc_cmp_return_mode,
7335 default_libgcc_shift_count_mode): Function prototypes added.
7336 * target.h (struct gcc_target): Fields for the new target hooks added.
7337 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7339 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7342 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7343 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7345 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7346 s390_libgcc_shift_count_mode): Functions added.
7347 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7348 Target hooks defined.
7350 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7352 * config/mips/mips.c (compute_frame_size): Restore the original
7353 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7354 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7355 Document why the difference is needed.
7357 2007-07-06 Richard Guenther <rguenther@suse.de>
7359 * c-common.c (boolean_increment): Use correctly typed
7362 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7364 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7365 the topmost argument register is not also included in the save mask.
7366 (mips16e_collect_argument_save_p): Take a pointer to the argument
7367 register, rather than a pointer to the number of arguments.
7368 (mips16e_collect_argument_saves): Only include argument saves
7369 that aren't in the register mask.
7371 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7373 PR rtl-optimization/32450
7374 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7375 to ensure that instructions are not moved into the prologue when
7376 profiling is on. Remove unused prologue_end variable.
7377 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7378 as a scheduling barrier.
7380 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7383 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7384 Disregard DECL_FROM_INLINE.
7386 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7388 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7389 IORing with a constant.
7391 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7393 PR rtl-optimization/32475
7394 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7395 for every definition of the stack pointer.
7397 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7399 * arm.c (vfp3_const_double_index): Copy signed results of
7400 REAL_VALUE_TO_INT into unsigned vars.
7402 2007-07-05 Richard Guenther <rguenther@suse.de>
7405 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7407 * tree-ssa.c (useless_type_conversion_p): Check canonical
7410 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7412 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7413 zero_extendhisi2): Change to define_insn_and_split.
7414 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7416 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7418 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7419 pass_match_asm_constraints): New.
7420 * passes.c (init_optimization_passes): Add new pass.
7421 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7422 * function.h (struct function): Add has_asm_statement bit.
7423 (current_function_has_asm_statement): New.
7424 * tree-pass.h (pass_match_asm_constraints): New.
7426 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7428 * config/mips/mips.c (mips_file_start): Avoid declaration
7431 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7433 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7435 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7437 * rtl.def (NOTE): Change print format string to print
7438 operand 5 as a note insn name.
7440 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7441 David Ung <davidu@mips.com>
7443 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7444 * doc/invoke.texi: (MIPS Options): Document them.
7446 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7447 David Ung <davidu@mips.com>
7449 Add support for SmartMIPS ASE.
7451 * optabs.c (expand_binop_directly): New, broken out from...
7452 (expand_binop): Here. Make it try rotating in the other
7453 direction even when the second operand isn't constant.
7454 * config/mips/mips.md (*lwxs): New.
7455 * config/mips/mips.opt (msmartmips): New.
7456 * config/mips/mips.c (mips_lwxs_address_p): New.
7457 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7458 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7459 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7460 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7461 (ISA_HAS_LWXS): New.
7462 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7463 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7464 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7465 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7466 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7467 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7468 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7470 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7472 * tree-vectorizer.c (new_loop_vec_info): Initialize
7473 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7474 * tree-vectorizer.h (_loop_vec_info): Added new filed
7475 min_profitable_iters.
7476 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7477 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7478 * tree-vect-analyze.c (vect_analyze_operations): Set
7479 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7480 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7481 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7482 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7483 and prologue cost to after they are computed.
7484 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7486 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7487 of creating vectors from scalars according to dt.
7488 (vect_model_store_cost): Likewise.
7489 (vectorizable_call): Use dt array instead of scalar dt. Call
7490 vect_model_simple_cost with additional argument dt.
7491 (vectorizable_assignment): Likewise.
7492 (vectorizable_operation): Likewise.
7493 (vectorizable_type_demotion): Likewise.
7494 (vectorizable_type_promotion): Likewise.
7495 (vectorizable_store): Use dt array instead of scalar dt. Call
7496 vect_model_store_cost with additional argument dt.
7497 (vect_do_peeling_for_loop_bound): Don't call
7498 vect_estimate_min_profitable_iters. Instead, lookup
7499 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7500 "may not be profitable".
7502 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7505 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7506 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7507 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7508 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7510 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7512 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7513 addressing modes cheaper.
7515 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7517 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7518 (dw_ranges_struct): Rename block_num to num. Adjust.
7519 (dw_ranges_by_label_struct): New.
7520 (ranges_by_label, ranges_by_label_allocated,
7521 ranges_by_label_in_use): New variables.
7522 (add_ranges_num): Factored most of the code out of...
7523 (add_ranges): ... this one. Rewrite in terms of the former.
7524 (add_ranges_by_labels): New.
7525 (output_ranges): Output by-label ranges.
7526 (dwarf2out_finish): Output range for multiple-section
7527 compile_unit. Output standard DW_AT_low_pc in addition to
7528 unexpected DW_AT_entry_pc.
7530 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7532 PR tree-optimization/32604
7533 PR tree-optimization/32606
7535 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7536 (compute_antic_safe): Removed.
7537 (ANTIC_SAFE_LOADS): Ditto.
7538 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7539 (execute_pre): Don't call compute_antic_safe.
7540 (vuse_equiv): New function.
7541 (make_values_for_stmt): Use it
7542 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7545 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7548 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7550 (avr_attribute_table): Make "naked" attribute apply to function types
7551 rather than to decls.
7552 (avr_handle_fntype_attribute): New function.
7554 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7556 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7559 2007-07-04 David Ung <davidu@mips.com>
7560 Joseph Myers <joseph@codesourcery.com>
7562 * config/mips/mips.md (type): Add logical, signext and move.
7563 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7564 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7565 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7566 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7567 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7568 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7569 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7570 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7571 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7572 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7573 movv2sf_hardfloat_64bit): Use the new types.
7574 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7575 *movdf_softfloat, *movdf_mips16): Use "multi".
7576 (extendqihi2): Replace with a define_expand.
7577 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7578 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7579 * config/mips/74k.md (r74k_int_logical): New reservation and
7581 (r74k_int_arith): Remove "slt".
7582 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7583 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7584 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7585 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7586 reservations for "arith".
7588 2007-07-04 Richard Guenther <rguenther@suse.de>
7590 * tree-ssa.c (useless_type_conversion_p): Add handling for
7591 scalar float and vector types. Only call the types_compatible_p
7592 langhook for aggregate types as last resort. Follow the
7595 2007-07-04 Richard Guenther <rguenther@suse.de>
7597 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7598 the same as NOP_EXPR.
7600 2007-07-04 Nick Clifton <nickc@redhat.com>
7602 * target.h (struct gcc_target): Add target_help field.
7603 * target-def.h (TARGET_HELP): New.
7604 (TARGET_INITIALIZER): Use TARGET_HELP.
7605 * opts.c (command_handle_option): Invoke target_help function, if
7606 defined, when the user has specified --target-help on the command
7608 * doc/invoke.texi: Mention that --target-help might print
7609 additional information.
7610 * doc/tm.texi: Document TARGET_HELP hook.
7612 * arm.c (TARGET_HELP): Override default definition.
7613 (arm_target_help): New - display a wrapped list of cores and
7614 architectures supported.
7616 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7618 * config/v850/v850.c (expand_prologue): Make sure
7619 GEN_INT() argument is sign extended rather than zero extended.
7620 (expand_epilogue): Likewise.
7621 (output_move_double): Delete.
7622 * config/v850/v850-protos.h (output_move_double): Delete.
7623 * config/v850/v850.md (movdi): Delete.
7624 (*movdi_internal): Delete.
7626 (*movdf_internal): Delete.
7628 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7630 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7631 unless compiling RTP PIC.
7633 2007-07-04 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/32482
7636 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7637 original ssa name if we didn't find a shift expression.
7638 Fix shift constant for bit zero test.
7640 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7642 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7644 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7646 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7647 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7648 * config/arm/vxworks.h (ASM_SPEC): Delete.
7649 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7651 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7653 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7654 (DDR_REVERSED_P): New.
7655 * tree-data-ref.c (initialize_data_dependence_relation,
7656 build_classic_dist_vector): Set DDR_REVERSED_P.
7658 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7661 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7662 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7663 init_omega_for_ddr_1): Use non conservative number of iterations
7665 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7666 (analyze_siv_subscript): Remove FIXME and reinitialization of
7667 last_conflicts to chrec_dont_know.
7668 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7670 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7672 * tree.c (maybe_canonicalize_argtypes): Improve description.
7674 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7676 * tree.c (maybe_canonicalize_argtypes): New.
7677 (build_function_type): Set canonical type.
7678 (build_method_type_directly): Ditto.
7679 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7682 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7684 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7686 (rewrite_use_nonlinear_expr): Likewise.
7688 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7690 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7692 2007-07-04 Ben Elliston <bje@au.ibm.com>
7694 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7697 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7699 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7700 (Exception Handling): Likewise.
7702 2007-07-03 Jan Hubicka <jh@suse.cz>
7704 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7706 2007-07-03 Eric Christopher <echristo@apple.com>
7708 * doc/cppopts.texi: Add conflicting option note to -dM.
7709 * doc/invoke.texi: Add note about possible conflicts with
7710 -E for -dCHARS and note that -dM will not produce
7711 any results if there is no machine dependent reorg.
7713 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7715 * tree.h (DECL_ALIGN): Back out previous change.
7717 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7719 * configure.ac: Test for .dtprelword support on MIPS.
7720 * configure, config.in: Regenerate.
7721 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7722 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7724 2007-07-03 Julian Brown <julian@codesourcery.com>
7726 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7727 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7728 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7729 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7731 (all_fpus): Add FPUTYPE_VFP3.
7732 (fp_model_for_fpu): Add VFPv3 field.
7733 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7734 (vfp3_const_double_index): New function. Return integer index of
7735 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7737 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7738 and argument represents a valid RTX for a VFPv3 constant.
7739 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7741 (vfp_emit_fstmd): Similar, for fstmd.
7742 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7743 constants, represented as integer indices.
7744 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7745 VFP_REGNO_OK_FOR_DOUBLE macros.
7746 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7747 (arm_file_start): Set float-abi attribute for VFPv3, and output
7748 correct ".fpu" assembler directive.
7749 (arm_dbx_register_numbering): Add FIXME.
7750 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7751 (fputype): Add FPUTYPE_VFP3.
7752 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7753 (CALL_USED_REGISTERS): Likewise.
7754 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7755 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7756 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7757 (D7_VFP_REGNUM): New.
7758 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7759 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7760 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7761 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7762 (REG_ALLOC_ORDER): Adjust for VFPv3.
7763 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7764 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7765 VFP_LO_REGS, VFP_HI_REGS.
7766 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7767 (IS_VFP_CLASS): Define macro.
7768 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7770 (REGISTER_MOVE_COST): Likewise.
7771 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7772 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7773 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7774 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7775 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7776 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7777 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7778 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7779 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7780 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7781 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7782 where appropriate for single-word registers.
7783 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7784 As above. Fix type attributes.
7785 * config/arm/constraints.md (register_contraint "t"): Define.
7786 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7788 (register_constraint "x"): Define.
7789 (constraint "Dv"): Define.
7791 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7793 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7795 2007-07-03 Tom Tromey <tromey@redhat.com>
7797 * c-parser.c (objc_pq_context): Removed.
7798 (objc_need_raw_identifier): Likewise.
7799 (c_parser) <objc_pq_context>: New field.
7800 <objc_need_raw_identifier>: Likewise.
7801 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7802 (c_lex_one_token): Update.
7803 (c_parser_objc_protocol_definition): Update.
7804 (c_parser_objc_method_definition): Update.
7805 (c_parser_objc_methodproto): Update.
7806 (c_parser_declspecs): Update.
7808 2007-07-03 David Ung <davidu@mips.com>
7810 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7812 2007-07-03 David Ung <davidu@mips.com>
7813 Richard Sandiford <richard@codesourcery.com>
7815 * doc/invoke.texi: Document -march=74kf3_2.
7816 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7817 (TUNE_74K): Check for it.
7818 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7819 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7820 * config/mips/mips.md (cpu): Add 74kf3_2.
7821 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7822 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7823 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7824 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7825 74kf3_2 to the CPU list.
7826 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7827 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7828 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7829 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7830 (r74kf3_2_fxfer_from_c1): New insn reservations.
7832 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7833 David Ung <davidu@mips.com>
7835 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7836 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7837 and 74k[fx]. Document aliases for the new options.
7838 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7839 (PROCESSOR_24KF2_1): ...this.
7840 (PROCESSOR_24KX): Rename to...
7841 (PROCESSOR_24KF1_1): ...this.
7842 (PROCESSOR_74KF): Rename to...
7843 (PROCESSOR_74KF2_1): ...this.
7844 (PROCESSOR_74KX): Rename to...
7845 (PROCESSOR_74KF1_1): ...this.
7846 (TUNE_74K): Update PROCESSOR_* names.
7847 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7848 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7849 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7850 (mips_rtx_cost_data): Update processor names in comments.
7851 (mips_issue_rate): Update PROCESSOR_* names.
7852 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7853 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7854 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7855 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7856 Update cpu attribute names.
7857 (r24k_fpu_iss): Rename this reservation to...
7858 (r24kf2_1_fpu_iss): ...this and update all uses.
7859 (r24kx_fpu_iss): Rename this reservation to...
7860 (r24kf1_1_fpu_iss): ...this and update all uses.
7861 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7862 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7863 Update cpu attribute names.
7865 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7867 * config/m32r/constraints.md: New file.
7868 * config/m32r/m32r.c: Include tm-constrs.h.
7869 (small_data_operand): Use satisfies_constraint_* instead of macro.
7870 (addr24_operand, gen_compare): Likewise.
7871 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7872 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7873 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7874 EXTRA_CONSTRAINT): Likewise.
7875 * config/m32r/m32r.md: Include constraints.md.
7876 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7877 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7878 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7879 (two_insn_const_operand, int8_operand, uint16_operand,
7880 reg_or_int16_operand, reg_or_uint16_operand,
7881 reg_or_cmp_int16_operand, cmp_int16_operand,
7882 seth_add3_operand): Likewise.
7884 2007-07-03 Eric Christopher <echristo@gmail.com>
7886 * libgcc2.h: Conditionally declare __bswapsi2 and
7889 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7891 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7894 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7897 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7898 (__gthrw_pragma): Provide default definition.
7900 * gthr-posix.c (__gthrw_pragma): Define.
7902 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
7904 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
7905 before declaring inequality.
7907 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
7909 * combine.c (recog_for_combine): Log the success or failure of
7910 matching new insn patterns against the machine description in
7913 2007-07-03 Revital Eres <eres@il.ibm.com>
7915 * ddg.c (print_sccs): New function.
7916 (check_sccs): New function.
7917 (create_ddg_all_sccs): Use it.
7918 * ddg.h (print_sccs): Declare.
7919 * modulo-sched.c (sms_order_nodes): Call print_sccs.
7921 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
7923 * targhooks.h (default_mode_for_suffix): New function declaration.
7924 * targhooks.c (default_mode_for_suffix): New default target hook.
7925 * target.h (struct c): New structure in the targetm struct.
7926 (mode_for_suffix): New target hook as part of struct c.
7927 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
7928 default_mode_for_suffix.
7929 (TARGET_C): New define.
7930 * c-lex.c: Include "target.h".
7931 (interpret_float): Use targetm.c.mode_for_suffix to determine
7932 the mode for a given non-standard suffix.
7933 Makefile.in (c-lex.o): Depend on $(TARGET_H).
7935 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
7936 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
7938 * doc/extend.texi (Floating Types): New node. Document __float80 and
7939 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
7941 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
7945 predicate instead of target_operand.
7946 (divsi3_i1_media, divsi3_media_2): Likewise.
7948 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
7950 * tree.h (alias_sets_might_conflict_p): Rename into
7951 alias_sets_must_conflict_p.
7952 * alias.c (alias_sets_might_conflict_p): Likewise.
7953 (alias_sets_conflict_p): Use it.
7954 (objects_must_conflict_p): Likewise.
7955 * c-common.c (strict_aliasing_warning): Adjust.
7957 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7959 * rtlhooks.c (gen_lowpart_if_possible): Check for
7960 invalid subreg before calling gen_lowpart_SUBREG.
7962 2007-07-02 Geoffrey Keating <geoffk@apple.com>
7964 * config/darwin9.h: Add copyright notice.
7965 (LINK_COMMAND_SPEC): Add comment.
7966 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
7967 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
7968 DARWIN_LIBSYSTEM_HAS_UNWIND.
7970 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7973 * omp-low.c (check_combined_parallel): New function.
7974 (lower_omp_parallel): Call it via walk_stmts, set
7975 OMP_PARALLEL_COMBINED if appropriate.
7976 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
7977 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
7978 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
7979 don't consider it as combined parallel.
7981 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7983 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7984 (gcc_tooldir): Likewise.
7985 * configure: Regenerate.
7986 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7987 old configure.ac gcc_tooldir setting.
7988 (prefix_to_exec_prefix): New variable.
7989 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7990 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7992 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
7994 Fix PR tree-optimization/32583
7995 Fix PR tree-optimization/32584
7996 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
7997 (phi_translate_set): Use phi_translate directly now.
7998 (make_values_for_stmt): Don't value number RHS if we already know
8001 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8002 Jim Wilson <wilson@specifix.com>
8005 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8008 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8009 Richard Sandiford <richard@codesourcery.com>
8010 Nigel Stephens <nigel@mips.com>
8012 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8013 (mips16e_output_save_restore): Declare.
8014 (mips16e_save_restore_pattern_p): Likewise.
8015 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8016 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8017 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8018 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8019 (BITSET_P): New global macro, extracted from...
8020 (mips_for_each_saved_reg): ...here.
8021 (mips16e_save_restore_info): New struct.
8022 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8023 (mips16e_save_restore_regs): New variable.
8024 (mips_split_plus, mips16e_find_first_register): New functions.
8025 (mips16e_mask_registers): New function.
8026 (compute_frame_size): Expand the commentary before the function.
8027 Enforce the MIPS16e save and restore register range restrictions.
8028 Pad the general register save area at the low end.
8029 (mips16e_save_restore_reg, mips16e_build_save_restore)
8030 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8031 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8032 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8034 (mips_expand_prologue, mips_expand_epilogue): Handle
8035 GENERATE_MIPS16E_SAVE_RESTORE.
8036 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8038 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8040 PR tree-optimization/31966
8041 PR tree-optimization/32533
8042 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8043 "basic_block" description as its third argument. Update function
8044 calls to get destination bb from "edge" argument. Save "cond" into
8045 aux field of the edge. Update prototype for changed arguments.
8046 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8048 (find_phi_replacement_condition): Operate on incoming edges, not
8049 on predecessor blocks. If there is a condition saved in the
8050 incoming edge aux field, AND it with incoming bb predicate.
8051 Return source bb of the first edge.
8052 (clean_predicate_lists): Clean aux field of outgoing node edges.
8053 (tree_if_conversion): Do not initialize cond variable. Move
8054 variable declaration into the loop.
8055 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8056 initializations of new_stmt, arg0 and arg1 variables.
8058 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8060 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8061 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8063 2007-07-02 Richard Guenther <rguenther@suse.de>
8065 * tree-ssa.c (useless_type_conversion_p): Document
8066 future intent as defining the middle-end type system.
8067 Re-structure to call langhook last, group by type class,
8068 mark questionable parts.
8070 2007-07-02 Richard Guenther <rguenther@suse.de>
8072 * tree-flow.h (types_compatible_p): Declare.
8073 * tree-ssa.c (types_compatible_p): New function.
8074 * ipa-type-escape.c (discover_unique_type): Use
8075 types_compatible_p instead of lang_hooks.types_compatible_p.
8076 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8077 * tree-vn.c (expressions_equal_p): Likewise.
8078 * tree.c (fields_compatible_p): Likewise.
8079 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8080 (cprop_operand): Use useless_type_conversion_p instead of
8081 lang_hooks.types_compatible_p.
8082 * tree-inline.c (setup_one_parameter): Likewise.
8083 (declare_return_variable): Likewise.
8084 * tree-nrv.c (tree_nrv): Likewise.
8085 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8086 (maybe_fold_offset_to_component_ref): Likewise.
8087 (maybe_fold_offset_to_reference): Likewise.
8088 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8089 (merge_alias_info): Likewise.
8090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8091 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8092 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8093 * tree-tailcall.c (find_tail_calls): Likewise.
8094 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8095 * gimplify.c (canonicalize_addr_expr): Likewise.
8096 (fold_indirect_ref_rhs): Likewise.
8097 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8098 (cpt_same_type): Likewise.
8099 (check_pointer_types_r): Swap parameters to cpt_same_type
8101 * fold-const.c (fold_convert): Revert fix for PR15988.
8102 * tree-inline.c (setup_one_parameter): Instead fix it here by
8103 using fold_build1 instead of fold_convert and checking for
8104 error_mark_node. Convert only if the conversion is necessary.
8106 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8108 * configure.ac: Check for .gnu_attribute on Power.
8109 * configure: Regenerate.
8110 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8111 attribute for floating-point ABI.
8113 2007-07-02 Ira Rosen <irar@il.ibm.com>
8115 PR tree-optimization/32230
8116 PR tree-optimization/32477
8117 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8118 address is a constant.
8120 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8122 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8123 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8124 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8125 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8126 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8127 64-bit targets. Add support for *-elfoabi*.
8128 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8129 different settings if $(tm_defines) does not select the EABI.
8130 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8131 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8132 (MIPS_ARCH_OPTION_SPEC): Likewise.
8133 (MIPS_ISA_LEVEL_SPEC): Likewise.
8134 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8135 * config/mips/elfoabi.h: New file.
8137 2007-07-02 Richard Guenther <rguenther@suse.de>
8139 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8140 (useless_type_conversion_p): ... this.
8141 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8142 (useless_type_conversion_p): ... this.
8143 * builtins.c (fold_builtin_memory_op): Rename
8144 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8145 * tree-cfg.c (verify_expr): Likewise.
8146 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8147 * tree-ssa-ccp.c (ccp_fold): Likewise.
8148 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8149 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8151 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8152 * tree-ssa-pre.c (eliminate): Likewise.
8153 * tree-ssa.c (delete_tree_ssa): Likewise.
8154 (tree_ssa_useless_type_conversion): Likewise.
8155 * tree.c (build2_stat): Likewise.
8157 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8159 Fix PR tree-optimization/32571
8160 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8163 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8165 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8166 and other expected operations explicitly, change default to
8169 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8171 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8173 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8174 (tls_load_dot_plus_eight): Move the label number into the unspec.
8175 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8177 2007-07-01 Andreas Schwab <schwab@suse.de>
8179 * dwarf2out.c (initial_return_save): Define only if used.
8181 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8183 Unreverting Richard's Revert of:
8185 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8187 * dce.c (deletable_insn_p_1): New function, split out from...
8188 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8189 specially, not those inside PARALLELs. Remove BODY argument
8190 and adjust recursive call accordingly.
8191 (prescan_insns_for_dce): Update call to delete_insn_p.
8193 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8194 Revital Eres <eres@il.ibm.com>
8196 * ddg.c (create_ddg_all_sccs): Fix missed
8197 initialization of scc_nodes.
8199 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8202 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8203 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8205 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8207 * configure.ac: Check for .gnu_attribute on MIPS.
8208 * configure, config.in: Regenerate.
8209 * config/mips/mips.c (mips_file_start): If supported, output
8210 attribute for floating-point ABI.
8212 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8215 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8216 (ffs_cmove): New expander to expand using ctz pattern.
8217 (*ffs_cmove): Remove pattern.
8218 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8219 (ffsdi2): Expand using ctz pattern.
8220 (*ffs_rex64): Remove pattern.
8222 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8224 PR rtl-optimization/32296
8225 * pa.md (return): Delete pattern.
8226 (return_internal): Remove "(const_int 1)" from pattern.
8227 (epilogue): Use return_internal pattern for trivial returns.
8228 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8229 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8231 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8233 * tree-ssa-pre.c (is_exception_related): New function
8234 (can_value_number_operation): Use it.
8236 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8238 Fix PR tree-optimization/32540
8239 Fix PR tree-optimization/31651
8241 * tree-ssa-sccvn.c: New file.
8243 * tree-ssa-sccvn.h: Ditto.
8245 * tree-vn.c: Include tree-ssa-sccvn.h
8246 (val_expr_paid_d): Removed.
8247 (value_table): Ditto.
8248 (vn_compute): Ditto.
8249 (val_expr_pair_hash): Ditto.
8250 (val_expr_pair_expr_eq): Ditto.
8251 (copy_vuses_from_stmt): Ditto.
8254 (shared_vuses_from_stmt): Ditto.
8255 (print_creation_to_file): Moved up.
8256 (sort_vuses): Ditto.
8257 (sort_vuses_heap): Ditto.
8258 (set_value_handle): Make non-static.
8259 (make_value_handle): Ditto.
8260 (vn_add): Rewritten to use sccvn lookups.
8261 (vn_add_with_vuses): Ditto.
8262 (vn_lookup): Ditto (and second argument removed).
8263 (vn_lookup_with_vuses): Ditto.
8264 (vn_lookup_or_add): Ditto (and second argument removed);
8265 (vn_lookup_or_add_with_vuses): Ditto.
8266 (vn_lookup_with_stmt): New.
8267 (vn_lookup_or_add_with_stmt): Ditto.
8268 (create_value_handle_for_expr): Ditto.
8270 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8271 (seen_during_translate): New function.
8272 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8273 (phi_trans_add): Ditto.
8274 (constant_expr_p): FIELD_DECL is always constant.
8275 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8276 Use constant_expr_p.
8277 Avoid infinite recursion on mutually valued expressions.
8278 Change callers of vn_lookup_or_add.
8279 (phi_translate): New function.
8280 (compute_antic_safe): Allow phi nodes.
8281 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8282 (find_or_generate_expression): Rewrite slightly.
8283 (create_expression_by_pieces): Updated for vn_lookup_or_add
8285 Update VN_INFO for new names.
8286 (insert_into_preds_of_block): Update for new names.
8287 (add_to_exp_gen): New function.
8288 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8289 (find_existing_value_expr): Rewrite to changed vn_lookup.
8290 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8291 (try_look_through_load): Removed.
8292 (try_combine_conversion): Ditto.
8293 (get_sccvn_value): New function.
8294 (make_values_for_phi): Ditto.
8295 (make_values_for_stmt): Ditto.
8296 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8298 (init_pre): Update for SCCVN changes.
8300 (execute_pre): Ditto.
8302 * tree-flow.h (make_value_handle): Declare.
8303 (set_value_handle): Ditto.
8304 (sort_vuses_heap): Ditto.
8305 (vn_lookup_or_add_with_stmt): Ditto.
8306 (vn_lookup_with_stmt): Ditto.
8307 (vn_compute): Remove.
8310 (vn_lookup): Update arguments.
8312 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8314 (tree-ssa-sccvn.o): New.
8315 (OBJS-common): Add tree-ssa-sccvn.o
8317 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8320 * c-typeck.c (build_external_ref): Don't mark as used if called
8322 * calls.c (rtx_for_function_call): Likewise.
8324 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8328 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8330 * dce.c (deletable_insn_p_1): New function, split out from...
8331 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8332 specially, not those inside PARALLELs. Remove BODY argument
8333 and adjust recursive call accordingly.
8334 (prescan_insns_for_dce): Update call to delete_insn_p.
8336 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8338 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8339 (try_combine): Move potential calls to undo_all() so they happen
8340 before we commit to using the combined insns.
8342 2006-06-30 Jan Hubicka <jh@suse.cz>
8344 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8347 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8349 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8350 (cgraph_remove_unreachable_nodes): Likewise.
8351 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8352 * ipa-inline.c (update_caller_keys): Cast according to the coding
8354 (cgraph_decide_recursive_inlining): Likewise.
8355 (cgraph_decide_inlining_of_small_function): Likewise.
8356 (try_inline): Likewise.
8357 (cgraph_decide_inlining_incrementally): Likewise.
8358 * ipa-pure-const.c (get_function_state): Likewise.
8359 (scan_function): Likewise.
8360 (analyze_function): Likewise.
8361 (static_execute): Likewise.
8362 * ipa-reference.c (scan_for_static_refs): Likewise.
8363 (merge_callee_local_info): Likewise.
8364 (analyze_function): Use type safe memory macros.
8365 (static_execute): Likewise. Cast according to the coding conventions.
8366 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8368 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8370 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8371 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8374 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8377 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8378 for complex modes (both int and real).
8380 2007-06-29 Jan Hubicka <jh@suse.cz>
8382 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8384 2007-06-29 Jan Hubicka <jh@suse.cz>
8387 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8390 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8393 * config/avr/avr.c: Include dataflow header file.
8394 (expand_prologue): Adjust for prologue insn change.
8395 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8398 2007-06-29 Richard Guenther <rguenther@suse.de>
8401 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8402 during type verification.
8404 2007-06-29 Jan Hubicka <jh@suse.cz>
8406 * recog.c (validate_change_rtx_1): Unshare TO argument.
8408 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8410 PR tree-optimization/24659
8411 * tree-vect-transform.c (vectorizable_call): Handle
8412 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8414 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8415 * config/i386/i386.c (enum ix86_builtins)
8416 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8417 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8419 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8420 const using def_builtin_const.
8421 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8422 input operands in the same modes as the result.
8423 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8425 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8427 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8428 (df_set_dead_notes_for_mw): Likewise.
8430 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8432 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8434 2007-06-28 DJ Delorie <dj@redhat.com>
8436 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8438 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8440 * doc/invoke.texi (C++ Dialect Options): Document
8441 fvisibility-ms-compat.
8442 * c.opt (fvisibility-ms-compat): New.
8444 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8447 * tree-affine.c (aff_combination_add_elt): Handle
8448 pointer addition specially.
8450 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8452 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8453 decl is non-external for AIX ABI.
8455 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8457 * config/rs6000/predicates.md (current_file_function_operand):
8458 Ensure the symbol is non-external for AIX ABI.
8460 2007-06-28 Nick Clifton <nickc@redhat.com>
8462 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8463 (fdce, fdse, fpredictive-commoning): Likewise.
8465 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8468 * gcc.c (process_command): Recognize the new -static-libgfortran
8471 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8474 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8475 Use a call clobbered hard reg instead of a pseudo reg.
8477 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8479 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8481 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8484 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8485 REG_LIBCALL and REG_RETVAL notes.
8486 (divsi3, mulsi3): Likewise.
8487 (mulhisi3): Likewise. Use emit_libcall_block.
8488 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8490 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8492 PR rtl-optimization/32481
8493 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8495 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8497 * dce.c (deletable_insn_p_1): New function, split out from...
8498 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8499 specially, not those inside PARALLELs. Remove BODY argument
8500 and adjust recursive call accordingly.
8501 (prescan_insns_for_dce): Update call to delete_insn_p.
8503 2007-06-27 Richard Guenther <rguenther@suse.de>
8506 * tree.h (fold_convertible_p): Declare.
8507 * fold-const.c (fold_convertible_p): New function.
8508 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8509 instead of lang_hooks.types_compatible_p.
8511 2007-06-26 Jan Hubicka <jh@suse.cz>
8513 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8514 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8515 early use validate_unshare_change.
8516 (reload_combine): Likewise.
8517 * recog.c (change_t): New field unshare.
8518 (validate_change_1): Rename from validate_change; add argument unshare.
8519 (validate_change): Turn into wrapper of validate_change_1; update
8520 prototype for bools.
8521 (validate_unshare_change): New.
8522 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8523 calls of df_insn_rescan.
8524 * recog.h (validate_change): Replace ints by bools.
8525 (validate_unshare_change): Declare.
8527 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8529 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8531 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8533 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8535 2007-06-25 Jan Hubicka <jh@suse.cz>
8537 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8539 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8540 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8541 places other call site specific checks are performed.
8543 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8546 * tree-vect-transform.c (vectorizable_operation): Convert
8547 POINTER_PLUS_EXPR over to PLUS_EXPR.
8549 2007-06-25 Chao-ying Fu <fu@mips.com>
8551 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8552 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8553 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8554 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8556 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8557 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8558 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8559 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8560 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8561 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8562 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8563 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8564 ALL_FIXED_POINT_MODE_P): New define.
8565 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8567 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8569 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8570 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8571 MODE_VECTOR_UACCUM): New mode classes.
8573 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8574 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8575 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8578 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8579 (blank_mode): Initialize ibit and fbit.
8580 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8581 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8583 (new_adjust): Change required_class to required_class_from and
8584 required_class_to for testing within a range.
8585 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8586 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8588 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8589 (make_fixed_point_mode): New.
8590 (_ADD_ADJUST): Change C to C1 and C2.
8591 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8592 use a range for machine classes.
8593 (ADJUST_IBIT, ADJUST_FBIT): New.
8594 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8596 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8597 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8598 Emit adjustment for ibit and fbit.
8599 (emit_mode_ibit, emit_mode_fbit): New.
8600 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8602 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8604 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8605 as the source of the set.
8607 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8609 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8610 FP_REGNO_P): Use IN_RANGE.
8611 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8612 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8613 (DATA_REG_P): Use DATA_REGNO_P.
8614 (FP_REG_P): Use FP_REGNO_P.
8615 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8616 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8617 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8619 2007-06-24 Jan Hubicka <jh@suse.cz>
8622 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8624 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8627 * fold-const.c (fold_binary): Strip nops of operand 0
8628 of BIT_NOT_EXPR before calling operand_equal_p.
8629 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8630 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8632 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8634 * doc/extend.texi: Document that dllimport and dllexport imply
8636 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8637 imported or exported declaration, including type declarations.
8638 * c-common.c (handle_visibility_attribute): Check for conflicts
8639 with dllimport/dllexport.
8640 (c_determine_visibility): Handle dllimport/dllexport as an
8641 explicit visibility atttribute.
8643 2007-06-23 Richard Guenther <rguenther@suse.de>
8645 PR tree-optimization/16876
8647 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8649 * tree-inline.c (initialize_inlined_parameters): Do not call
8650 lang_hooks.tree_inlining.convert_parm_for_inlining.
8651 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8652 reason for mismatched types.
8653 * gimplify.c (gimplify_call_expr): Verify the call expression
8654 arguments match the called function type signature. Otherwise
8655 mark the call expression to be not considered for inlining
8656 using CALL_CANNOT_INLINE_P flag.
8657 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8658 edges call expression.
8659 (cgraph_decide_inlining_of_small_function): Likewise.
8660 (cgraph_decide_inlining): Likewise.
8661 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8663 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8664 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8665 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8667 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8668 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8670 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8671 convert_parm_for_inlining member.
8673 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8676 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8677 Remove optimization for GT.
8679 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8682 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8684 (prescan_insns_for_dce): Add extra parameter.
8686 2007-06-23 Jan Hubicka <jh@suse.cz>
8689 * gimplify.c (mark_addressable): New function.
8690 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8692 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8695 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8697 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8700 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8701 moves between MMX/SSE registers to at least 8 units to prevent
8702 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8704 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8706 * config/i386/i386.c (override_options): Correct x86_sahf
8709 2007-06-21 David Daney <ddaney@avtrex.com>
8712 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8713 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8714 (exception_receiver): Renamed to ...
8715 (nonlocal_goto_receiver): ... this.
8717 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8719 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8720 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8721 partial register accesses.
8723 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8725 * fold-const.c (debug_fold_checksum): Move it under
8726 ENABLE_FOLD_CHECKING.
8728 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8731 * tree.h (debug_fold_checksum): Declared.
8732 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8733 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8734 build_fold_addr_expr_with_type_1.
8735 (fold_addr_expr, debug_fold_checksum): New.
8736 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8737 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8740 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8742 PR tree-optimization/19590
8743 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8744 of scev is a constant.
8746 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8748 * df-problems.c (df_note_bb_compute): Made computation of live
8749 info consistent with df_lr.
8751 2007-06-21 Richard Guenther <rguenther@suse.de>
8753 PR tree-optimization/32453
8754 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8755 for pointer anti-range.
8757 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8759 * config/i386/i386.c (processor_target_table): Increase maximum
8760 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8763 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8764 byte alignment if > 8 byte alignment is preferred.
8765 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8767 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8769 PR tree-optimization/31866
8770 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8771 if ASM_EXPR's input is not a SSA_NAME.
8774 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8775 but decl is a global var, instead return decl.
8776 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8777 even for is_global_var decls, if they are private in some outer
8780 2007-06-21 Richard Guenther <rguenther@suse.de>
8782 PR tree-optimization/32451
8783 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8785 2007-06-21 Christian Bruel <christian.bruel@st.com>
8787 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8788 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8789 (push_regs): Changed saving order or banked registers.
8790 (sh_expand_epilogue): Likewise.
8791 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8792 (FIRST_BANKED_REG): Likewise.
8793 (LAST_BANKED_REG): Likewise.
8794 * config/sh/sh.md (banked) New attribute.
8795 (in_delay_slot): Check banked attribute.
8797 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8799 PR tree-optimization/32075
8800 * tree-data-ref.c (subscript_dependence_tester_1,
8801 analyze_miv_subscript, analyze_overlapping_iterations,
8802 add_distance_for_zero_overlaps, build_classic_dist_vector,
8803 subscript_dependence_tester_1, analyze_overlapping_iterations,
8804 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8805 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8806 to evolution_function_is_affine_multivariate_p.
8808 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8810 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8812 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8815 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8817 * config/m32c/prologue.md (epilogue_exitd_16): New.
8818 (epilogue_reit_16): New.
8819 (epilogue_exitd): Rename to epilogue_exitd_24.
8820 (epilogue_reit): Rename to epilogue_reit_24.
8822 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8823 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8825 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8827 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8828 if dbg_cnt (sched_insn) reaches the limit.
8829 (choose_ready): New parameter INSN_PTR and new return value.
8830 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8831 the new return value from choose_ready.
8832 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8833 (rest_of_handle_global_alloc): New global_alloc_at_func.
8835 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8837 PR tree-optimization/25737
8838 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8839 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8840 * tree-flow.h (struct fieldoff): Add new field alias_set.
8841 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8842 argument addressable_type. Set alias_set of fieldoff.
8843 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8844 (create_overlap_variables_for): Pass alias_set from fieldoff to
8846 * alias.c (get_alias_set): Use alias_set from SFT if set.
8848 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8850 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8851 of a variable as an unsigned HOST_WIDE_INT integer.
8853 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8855 PR rtl-optimization/32405
8856 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8858 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8860 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8863 * builtins.c: Include diagnostic.h.
8864 (expand_builtin_expect): Make gcc_assert more permissive.
8865 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8868 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8872 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8873 if ACCUMULATE_OUTGOING_ARGS.
8875 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8877 * config/m68hc11/m68hc11.c: Include dataflow header file.
8878 (m68hc11_reorg): Port to dataflow.
8880 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8882 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8883 (struct df_problem.free_blocks_on_set_blocks): New field.
8884 (struct dataflow.optional_p): New field.
8885 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8886 (df_live_set_all_dirty): New function.
8887 * df-scan.c (df_scan_alloc): Initialize optional_p.
8888 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8889 * df-core.c (df_set_blocks): Removed use of
8890 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8891 df_problem.free_blocks_on_set_blocks to determine which blocks are
8893 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8894 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8895 uses dataflow.optional_p to determine if problem should be
8897 (rest_of_handle_df_initialize): Only start live problem if
8899 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8900 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8901 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
8902 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
8903 problem_NOTE): Initialize free_blocks_on_set_blocks.
8904 (df_lr_bb_local_compute): Recompute luids if df_live problem is
8906 (df_live_set_all_dirty, df_note_alloc): New function.
8907 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
8909 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
8910 * postreload.c (reload_combine): Ditto.
8911 * cse.c (cse_extended_basic_block): Ditto.
8912 * regmove.c (mark_flags_life_zones): Ditto.
8913 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
8914 erase_matching_seqs): Ditto.
8915 * bt-load.c (compute_defs_uses_and_gen): Ditto.
8916 * integrate (allocate_initial_values): Ditto.
8917 * combine.c (reg_dead_at_p): Ditto.
8918 * resource.c (mark_target_live_regs): Ditto.
8919 * sched-rgn.c (check_live_1, update_live_1): Ditto.
8920 * config/sh/sh.c (find_r0_life_regions): Ditto.
8921 * global.c (rest_of_handle_global_alloc): Only add back df_live
8923 * local-alloc.c (rest_of_handle_local_alloc): Only remove
8925 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
8927 (if_convert): Make sure df_live is there at -O == 1.
8928 (pass_if_after_combine): Cleanup flags.
8929 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
8930 is there at -O == 1.
8932 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
8934 * config/arm/arm.c (arm_get_frame_offsets): Set
8935 offsets->locals_base to avoid negative stack size.
8936 (thumb1_expand_prologue): Assert on negative stack size.
8938 2007-06-19 Sebastian Pop <sebpop@gmail.com>
8940 PR tree-optimization/32367
8941 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
8942 of the chrec has no evolution in that loop.
8943 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
8945 2007-06-19 Bob Wilson <bob.wilson@acm.org>
8947 * config/xtensa/xtensa.c: Include "df.h".
8948 (xtensa_builtin_saveregs): Use adjust_address instead of
8950 (xtensa_va_start): Invoke make_tree with sizetype for
8951 expand_builtin_saveregs and then convert the result to a pointer.
8952 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
8953 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
8954 Subtract argument size from index value as integers and then use
8955 POINTER_PLUS_EXPR to add the result to the array address.
8957 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8960 * config/m32c/m32c.c: Include dataflow header file.
8961 (m32c_emit_prologue): Adjust for prologue insn change.
8962 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
8963 once inside a PARALLEL. Assume frame size passed in operand 0
8964 includes space to save the fb register.
8965 (prologue_enter_24): Likewise.
8966 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
8968 2007-06-19 David Daney <ddaney@avtrex.com
8971 * config/mips/mips.md (cprestore): Mark $gp as used.
8973 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8976 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
8977 (frv_ifcvt_modify_insn): Likewise.
8979 2007-06-19 Richard Guenther <rguenther@suse.de>
8981 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
8982 only handle positive offsets that fit in a HOST_WIDE_INT.
8984 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
8986 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
8987 result of rsqrt insn for zero input argument to avoid NaN.
8989 2007-06-19 Richard Guenther <rguenther@suse.de>
8992 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
8994 2007-06-19 Jakub Jelinek <jakub@redhat.com>
8996 PR tree-optimization/32353
8997 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
8999 2007-06-19 Nick Clifton <nickc@redhat.com>
9001 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9003 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9006 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9007 * config/i386/i386.c (assign_386_stack_local): Assert that
9008 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9009 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9010 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9011 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9013 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9015 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9017 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9019 PR rtl-optimization/32321
9020 * gcse.c (replace_store_insn): Update the note before
9021 calling emit_insn_after.
9023 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9026 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9028 * df-problems.c (df_note_bb_compute): Fix dumping info.
9030 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9032 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9033 insn with emit_jump_insn.
9035 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9037 PR tree-optimization/32383
9038 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9039 * targhooks.h (default_builtin_reciprocal): Update prototype.
9040 * target.h (struct gcc_target): Update builtin_reciprocal.
9041 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9042 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9043 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9044 when fndecl is in BUILT_IN_MD class.
9045 (execute_convert_to_rsqrt): Ditto.
9047 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9048 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9049 Convert BUILT_IN_SQRTF code only when md_fn is false.
9051 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9053 * bt-load.c (move_btr_def): Fix the order of arguments
9054 to validate_replace_rtx.
9056 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9058 * config/m68k/m68k-devices.def: Add 54450..54455.
9060 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9062 PR rtl-optimization/32366
9063 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9064 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9067 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9070 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9071 this is true, rescan insn being modified.
9072 (sms_schedule): Added rescan parameter.
9073 (rest_of_handle_sms): Moved freeing of dominance info to before
9074 getting out of cfg_layout.
9076 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9078 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9079 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9082 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9083 FL_CF_EMAC from the entry for isac.
9085 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9086 (const_sibcall_operand): New.
9087 (sibcall_operand): Use it.
9088 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9089 (m68k_isas): ISAC does not imply FPU or EMAC.
9090 (override_options): Add ISA_C logic for symbolic jump & call.
9092 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9094 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9095 return mode from the builtin itself.
9096 (sparc_fold_builtin): Fix cast of zero constant.
9098 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9100 * targhooks.c (default_builtin_reciprocal): New default target hook.
9101 * targhooks.h (default_builtin_reciprocal): Add prototype.
9102 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9103 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9104 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9105 default_builtin_reciprocal.
9107 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9110 * hooks.c (hook_tree_tree_bool_null): New hook.
9111 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9112 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9113 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9114 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9115 and convert it to reciprocal a*rfunc(b).
9116 (execute_convert_to_rsqrt): New function.
9117 (gate_convert_to_rsqrt): New function.
9118 (pass_convert_to_rsqrt): New pass definition.
9119 * target.h (struct gcc_target): Add builtin_reciprocal.
9120 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9121 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9122 TARGET_BUILTIN_RECIPROCAL.
9123 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9125 * config/i386/i386.h (TARGET_RECIP): New define.
9126 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9127 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9128 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9129 and not optimizing for size.
9130 (*rcpsf2_sse): New insn pattern.
9131 (*rsqrtsf2_sse): Ditto.
9132 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9133 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9134 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9135 and not optimizing for size.
9136 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9137 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9138 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9139 and not optimizing for size.
9140 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9141 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9142 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9143 and not optimizing for size.
9144 (*sse_rsqrtv4sf2): Do not export.
9146 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9147 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9148 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9149 and not optimizing for size.
9151 * config/i386/i386.opt (mrecip): New option.
9152 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9153 (ix86_emit_swsqrtsf): Ditto.
9154 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9155 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9157 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9158 ix86_expand_unop1_builtin.
9159 (ix86_emit_swdivsf): New function.
9160 (ix86_emit_swsqrtsf): Ditto.
9161 (ix86_builtin_reciprocal): New function.
9162 (TARGET_BUILTIN_RECIPROCAL): Use it.
9163 (ix86_vectorize_builtin_conversion): Rename from
9164 ix86_builtin_conversion.
9165 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9166 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9167 "i386 and x86_64 Options" section.
9168 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9170 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9171 Zdenek Dvorak <dvorakz@suse.cz>
9172 Richard Guenther <rguenther@suse.de>
9173 Kaz Kojima <kkojima@gcc.gnu.org>
9175 * tree-vrp.c (compare_values_warnv): Convert val2 to
9177 (extract_range_from_assert): Create
9178 POINTER_PLUS_EXPR for pointer types.
9179 (extract_range_from_binary_expr): Handle
9180 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9182 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9183 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9184 POINTER_PLUS_EXPR as PLUS_EXPR.
9185 (number_of_iterations_lt_to_ne):
9186 For pointer types, use sizetype when
9187 creating MINUS_EXPR/PLUS_EXPRs.
9188 (assert_loop_rolls_lt): For pointer types, use sizetype when
9189 creating MINUS_EXPR/PLUS_EXPRs.
9190 (number_of_iterations_le): Likewise.
9191 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9192 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9193 like PLUS_EXPR and MINUS_EXPR.
9194 * tree-pretty-print.c (dump_generic_node): Handle
9196 (op_prio): Likewise.
9197 (op_symbol_1): Likewise.
9198 * optabs.c (optab_for_tree_code): Likewise.
9199 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9201 * tree-tailcall.c (process_assignment): Mention
9202 POINTER_PLUS_EXPR in a TODO comment.
9203 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9204 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9205 not used with a pointer and an integer type.
9206 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9207 increment using chrec_convert_rhs instead of chrec_convert.
9208 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9209 PLUS_EXPR except for the right hand side's type will be
9211 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9212 (fold_used_pointer_cast): Kill.
9213 (pointer_offset_p): Kill.
9214 (fold_used_pointer): Kill.
9215 (pointer_used_p): Kill.
9216 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9217 call fold_used_pointer.
9218 (instantiate_parameters_1): Convert the increment
9219 using chrec_convert_rhs instead of chrec_convert.
9220 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9221 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9222 instead of PLUS_EXPR.
9223 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9224 PLUS_EXPR for pointers.
9225 (std_gimplify_va_arg_expr): Likewise.
9226 (fold_builtin_memory_op): Likewise.
9227 (fold_builtin_strstr): Likewise.
9228 (fold_builtin_strchr): Likewise.
9229 (fold_builtin_strrchr): Likewise.
9230 (fold_builtin_strpbrk): Likewise.
9231 (expand_builtin_memory_chk): Likewise.
9232 (fold_builtin_memory_chk): Likewise.
9233 (std_expand_builtin_va_start): Use
9234 sizetype for the call to make_tree and then convert
9235 to the pointer type.
9236 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9237 instead of PLUS_EXPR for adding to a pointer.
9238 (std_gimplify_va_arg_expr): Use fold_build2 for
9239 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9240 the operands to sizetype first and then cast the BIT_AND_EXPR
9241 back to the pointer type.
9242 * fold-const.c (build_range_check): Handle pointer types
9244 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9245 of PLUS_EXPR's. Make sure the offset is converted to
9247 (try_move_mult_to_index): Strip the NOPs from the offset.
9248 Remove code argument and replace all uses with PLUS_EXPR.
9249 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9250 specially. Don't use a pointer type for MINUS_EXPR.
9251 (fold_unary): Handle for (T1)(X op Y),
9252 only p+ as that is the only as that can be handled for
9253 binary operators now.
9254 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9256 <case PLUS_EXPR>: Add folding of PTR+INT into
9258 Don't call try_move_mult_to_index.
9259 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9260 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9261 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9262 Don't call try_move_mult_to_index.
9263 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9264 (tree_expr_nonzero_p): Likewise.
9265 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9266 of PLUS_EXPR for the complex expression folding.
9267 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9268 first chrec is a pointer type, then the second should
9269 be sizetype and not the first's type.
9270 For POINTER_PLUS_EXPR, use a different right hand side type.
9271 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9272 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9273 different right hand side type.
9274 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9275 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9276 instead of PLUS_EXPR.
9277 When either operand is zero, convert the other operand.
9278 (chrec_apply): Use chrec_convert_rhs
9279 on the argument x instead of chrec_convert.
9280 (reset_evolution_in_loop): For pointer types, the new_evol
9282 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9283 different right hand side type.
9284 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9285 (chrec_convert_rhs): New function.
9286 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9287 different right hand side type.
9288 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9289 * tree-chrec.h (chrec_convert_rhs): New prototype.
9290 (build_polynomial_chrec): For pointer types, the right hand
9291 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9292 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9293 Remove subtraction case as it is always addition now.
9294 Make sure the offset is converted to sizetype.
9295 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9296 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9297 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9298 PLUS_EXPR in pointer type.
9299 Handle POINTER_PLUS_EXPR.
9300 (tree_to_aff_combination): Likewise.
9301 (force_expr_to_var_cost): Likewise.
9302 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9303 instead of PLUS_EXPR for pointers.
9304 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9305 instead of PLUS_EXPR of pointer types.
9306 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9308 (check_va_list_escapes): Likewise.
9309 (check_all_va_list_escapes): Likewise.
9310 * dwarf2out.c (loc_descriptor_from_tree_1):
9311 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9312 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9313 (string_constant): Likewise.
9314 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9315 the offset to the base, use POINTER_PLUS_EXPR.
9316 (add_to_parts): Convert the index to sizetype.
9317 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9318 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9319 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9320 Offset only holds something for PLUS_EXPR.
9321 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9323 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9325 (analyze_accesses_for_modify_stmt): Likewise.
9326 Remove comment about the type being integral type as it is
9328 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9330 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9332 Correct the type which the artimentic is done in (is now
9335 * tree-data-ref.c (split_constant_offset): Handle
9337 * tree-affine.c (tree_to_aff_combination): Likewise.
9338 * c-typeck.c (build_unary_op): For pointers create the increment
9339 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9341 * gimplify.c (gimplify_self_mod_expr): Create a
9342 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9343 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9344 * tree.def (POINTER_PLUS_EXPR): New tree code.
9345 * tree-predcom.c (ref_at_iteration): If we have a pointer
9346 type do the multiplication in sizetype.
9347 * tree-mudflap.c (mf_xform_derefs_1): Create a
9348 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9349 * tree-ssa-forwprop.c
9350 (forward_propagate_addr_into_variable_array_index):
9351 Don't expect there to be a cast for the index as that
9352 does not exist anymore.
9353 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9354 instead of PLUS_EXPR.
9355 Don't check for the first operand of the POINTER_PLUS_EXPR
9356 was the index as it cannot be.
9357 Call forward_propagate_addr_into_variable_array_index with
9358 the SSA_NAME instead of the statement.
9359 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9360 (compare_constant): Likewise.
9361 (copy_constant): Likewise.
9362 (compute_reloc_for_constant): Likewise.
9363 (output_addressed_constants): Likewise.
9364 (initializer_constant_valid_p): Likewise.
9365 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9366 Convert the MIN/MAX of the inner type to the outer
9367 type before comparing them.
9368 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9369 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9370 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9371 of PLUS_EXPR for pointers.
9372 * tree-inline.c (estimate_num_insns_1): Handle
9374 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9375 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9376 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9377 instead of PLUS_EXPR for the pointer increment statement.
9378 (vect_update_ivs_after_vectorizer): For pointer types, create
9379 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9380 MULT_EXPR in sizetype.
9381 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9383 * tree-object-size.c (plus_expr_object_size): Handle
9384 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9385 code which is trying to figure out which side is a pointer and
9387 (check_for_plus_in_loops_1): Likewise.
9388 (check_for_plus_in_loops): Likewise.
9389 * c-common.c (pointer_int_sum): Create a
9390 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9391 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9392 only POINTER_PLUS_EXPR. Removing all the extra
9393 code which is trying to figure out which side is a pointer and
9395 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9396 PLUS_EXPR and MINUS_EXPR.
9397 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9399 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9400 with make_tree, instead of a pointer type.
9401 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9402 for pointers instead of PLUS_EXPR.
9403 (s390_gimplify_va_arg): Likewise.
9404 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9405 instead of PLUS_EXPR when doing addition on pointer
9406 types. Use sizetype for the second operand.
9407 (spu_gimplify_va_arg_expr): Likewise.
9408 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9409 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9410 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9411 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9412 for the pointer addition and also use size_int/sizetype
9414 (ix86_gimplify_va_arg): Likewise.
9415 Perform BIT_AND_EXPR on sizetype arguments.
9416 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9417 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9418 for the pointer additions and also use size_int for the offsets.
9419 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9420 additions and also use size_int for the offsets. Perform
9421 BIT_AND_EXPR on sizetype arguments.
9422 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9423 POINTER_PLUS_EXPR for pointers and create the
9424 BIT_AND_EXPR in sizetype.
9425 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9426 instead of PLUS_EXPR for pointer addition.
9427 (rs6000_va_start): Likewise.
9428 Also use sizetype for the offset.
9429 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9430 as PLUS_EXPR/MINUS_EXPR.
9431 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9432 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9433 Don't use BIT_AND_EXPR on a pointer type, convert the
9434 expression to sizetype first.
9435 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9437 (mips_gimplify_va_arg_expr): Likewise.
9438 Don't create BIT_AND_EXPR in a pointer type.
9440 2007-06-15 Eric Christopher <echristo@apple.com>
9442 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9443 (x86_64-*-darwin*): Ditto.
9444 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9447 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9449 * doc/extend.texi: Document behavior of __attribute__((aligned))
9452 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9454 * rtlanal.c (note_stores): Improve documentation.
9456 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9458 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9459 LOCAL_LABEL_PREFIX): Delete.
9460 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9461 (bfin_internal_label): Delete.
9463 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9465 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9466 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9467 otherwise define to LIBGCC2_TF_CEXT.
9468 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9469 (LIBGCC_TF_CEXT): Ditto.
9472 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9474 PR rtl-optimization/32339
9475 * df-scan.c (df_uses_record): Don't modify flags but just add to
9476 it for df_ref_record.
9478 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9480 * tree-mudflap.c: Fix whitespace issues.
9482 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9484 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9486 2007-06-14 Eric Christopher <echristo@apple.com>
9488 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9489 (movv4sf): Use gcc_unreachable instead of abort.
9491 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9494 * config/i386/sfp-machine.h (CMPtype): New define.
9495 (mach stubs): Use CMPtype instead of int as a return type.
9497 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9499 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9500 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9501 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9502 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9503 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9504 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9505 config/soft-fp/soft-fp.h: Update from glibc CVS.
9507 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9509 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9511 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9514 * config/v850/v850.c: Include dataflow header file.
9515 (substitute_ep_register): Fix typo.
9517 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9519 * configure.ac: Fix earlier checkin.
9520 * configure: Regenerated.
9522 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9524 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9525 * aclocal.m4: Regenerate.
9526 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9527 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9528 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9529 * configure: Regenerate.
9530 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9532 * Makefile.in (quickstrap): Build libgcc too.
9534 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9536 * configure.ac: Add --enable-checking=df. Explicitly mention that
9537 the variables are initialized as for "release".
9538 * df-core.c: Use it.
9539 * configure: Regenerate.
9540 * config.in: Regenerate.
9542 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9544 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9545 validate_replace_rtx instead of replace_rtx.
9546 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9548 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9550 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9551 (DWARF2_UNWIND_INFO): Override default if configured with
9553 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9554 (ENDFILE_SPEC): Add crtend.o.
9555 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9556 (ENDFILE_SPEC): Add crtend.o.
9557 (TARGET_USE_JCR_SECTION): Define.
9558 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9560 * config/i386/cygming-crtbegin.c: New file.
9561 * config/i386/cygming-crtend.c: New file.
9563 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9565 * config/i386/w32-unwind.h: New file.
9567 2007-06-13 Eric Christopher <echristo@apple.com>
9569 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9570 the user set a value below STACK_BOUNDARY.
9572 2007-06-13 Thiemo Seufer <ths@networkno.de>
9574 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9575 imply -lpthread for -pthread.
9577 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9579 * basic-block.h: Remove the prototype for
9580 free_basic_block_vars.
9581 * cfglayout.h: Remove the prototype for
9582 insn_locators_initialize.
9583 * tree.h: Remove the prototype for emit_line_note.
9585 * tree-ssa-pre.c (mergephitemp): Remove.
9586 (init_pre): Don't use mergephitemp.
9588 2007-06-13 Eric Christopher <echristo@apple.com>
9590 * config/i386/i386.c (override_options): If we've specified
9591 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9593 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9595 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9598 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9600 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9601 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9602 (eh_store_handler): New pattern.
9603 (eh_return): Emit it instead of a plain move.
9605 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9607 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9608 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9609 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9612 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9614 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9615 (find_next_insn_start, find_load): New functions.
9616 (bfin_reorg): Use them to deal with the fact that parallel insns are
9617 no longer represented as a SEQUENCE.
9619 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9621 * config/sparc/sparc.c (sparc_override_options): Initialize
9624 2007-06-13 Dave Korn <dave.korn@artimi.com>
9626 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9629 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9631 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9632 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9633 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9634 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9635 tree-vect-transform.c: Fix comment typos. Follow spelling
9638 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9640 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9641 to the exit block use set.
9642 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9643 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9644 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9646 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9648 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9649 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9650 to indicate an error.
9651 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9653 (dbg_cnt_process_opt): Print an error on a bad argument.
9654 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9655 * common.opt (-fdbg-cnt-list): New.
9656 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9658 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9660 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9661 flag on ref-all pointers.
9663 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9666 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9667 for the offset with the modifier as EXPAND_INITIALIZER
9668 if the modifier is EXPAND_INITIALIZER.
9669 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9670 a register if we had an overflow.
9672 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9674 * real.c (real_isfinite): New.
9675 (real_sqrt): Use it.
9676 * real.h (real_isfinite): New.
9677 * builtins.c: Use it.
9679 2007-06-12 Ian Lance Taylor <iant@google.com>
9680 Daniel Berlin <dberlin@dberlin.org>
9683 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9684 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9685 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9686 (DECL_NO_TBAA_P): Define.
9687 (struct tree_decl_common): Add no_tbaa_flag field.
9688 * tree-ssa-structalias.c (struct variable_info): Add
9689 no_tbaa_pruning field.
9690 (new_var_info): Initialize no_tbaa_pruning field.
9691 (unify_nodes): Copy no_tbaa_pruning field.
9692 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9693 (dump_solution_for_var): Print no_tbaa_pruning flag.
9694 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9696 (compute_tbaa_pruning): New static function.
9697 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9698 Call compute_tbaa_pruning.
9699 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9700 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9701 * gimple-low.c (lower_stmt): Likewise.
9702 * tree-gimple.c (is_gimple_stmt): Likewise.
9703 * tree-ssa-operands.c (get_expr_operands): Likewise.
9704 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9705 * tree-inline.c (estimate_num_insns_1): Likewise.
9706 (copy_result_decl_to_var): Likewise.
9707 * expr.c (expand_expr_real_1): Likewise.
9708 * tree-pretty-print.c (dump_generic_node): Likewise.
9709 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9710 * omp-low.c (omp_copy_decl_2): Likewise.
9711 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9712 * doc/c-tree.texi (Expression trees): Document
9713 CHANGE_DYNAMIC_TYPE_EXPR.
9715 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9717 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9718 with !HONOR_NANS and !HONOR_INFINITIES.
9719 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9721 2007-06-12 Tristan Gingold <gingold@adacore.com>
9723 * gcov.c: Comments updated.
9724 (source_info): Add file_time field.
9725 (source_index): New variable.
9726 (mutiple_files): New variable.
9727 (generate_results): New function extracted from process_file.
9728 (process_file): Save and restore chain of functions, generate
9729 results and free structures only if not merging results.
9730 (release_structures): File names are now freed in create_file_names
9731 (create_file_names): Free previous file names.
9732 (find_source): File date is now read here and modifications in
9733 source files is checked here.
9734 (read_graph_file): Only reverse order of functions for the current
9736 (make_gcov_file_name): Do not generate long names if input_name is
9738 (output_lines): If merging results do not display graph, data and
9740 Checking source file modification is done in find_source.
9742 * doc/gcov.texi: Append an s to sourcefile.
9744 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9746 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9747 (forced_nop): New pattern.
9748 * config/bfin/bfin.c: Include "df.h".
9749 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9750 (bfin_discover_loop): Use df_get_live_in instead of
9751 global_live_at_start.
9752 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9753 df_analyze when done.
9754 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9755 the insns. Use QImode for the final insn in a bundle. Call
9756 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9758 (reorder_var_tracking_notes): New function.
9759 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9760 update_life_info. Call df_analyze after scheduling and bundle
9761 generation. Call reorder_var_tracking_notes if generating these
9762 notes. Call df_finish_pass at the end.
9764 2007-06-12 Dirk Mueller <dmueller@suse.de>
9766 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9767 a comparison, not an assignment.
9769 2007-06-12 Olivier Hainque <hainque@adacore.com>
9771 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9772 Request walking the subtrees only, leaving the current is_lhs/val_only
9774 (convert_non_local_reference): Likewise.
9776 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9778 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9780 2007-06-12 Richard Guenther <rguenther@suse.de>
9782 PR tree-optimization/15353
9783 PR tree-optimization/31657
9784 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9785 * timevar.def: Add TV_TREE_IFCOMBINE.
9786 * tree-pass.h (pass_tree_ifcombine): Declare.
9787 * tree-ssa-ifcombine.c: New file.
9788 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9789 * tree-flow.h (blocks_in_phiopt_order): Declare.
9790 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9791 (tree-ssa-ifcombine.o): New dependencies.
9793 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9795 PR rtl-optimization/32293
9796 * combine.c (simplify_if_then_else): Truncate return from
9797 nonzero_bits() to correct mode.
9799 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9801 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9802 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9804 2007-06-11 Diego Novillo <dnovillo@google.com>
9806 * Makefile.in (reload1.o-warn): Remove.
9808 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9810 * combine.c (subst): Use reg_overlap_mentioned_p
9811 instead of comparing register numbers directly.
9813 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9815 * reload1.c (mark_home_live_1): Use the mode parameter.
9817 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9819 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9820 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9824 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9826 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9828 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9830 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9831 from integer registers.
9832 (FP mode splitters): Handle TFmode.
9834 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9836 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9837 for ref-all pointers that point-to anything.
9839 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9841 * config/arm/arm.c (arm_output_dwarf_dtprel,
9842 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9844 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9846 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9847 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9850 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9852 * tree.c (signed_or_unsigned_type_for): New.
9853 (unsigned_type_for): Use signed_or_unsigned_type_for.
9854 (signed_type_for): Use signed_or_unsigned_type_for.
9855 * tree.h (signed_or_unsigned_type_for): New.
9856 (get_signed_or_unsigned_type): Remove.
9857 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9858 lang_hooks.types.signed_type
9859 (size_diffop): Likewise.
9860 (all_ones_mask_p): Likewise.
9861 (build_range_check): Likewise.
9862 (fold_cond_expr_with_comparison): Likewise.
9863 (fold_cond_expr_with_comparison): Likewise.
9864 (unextend): Likewise.
9865 (extract_muldiv_1): Likewise.
9866 (fold_single_bit_test_into_sign_test): Likewise.
9867 (fold_binary): Likewise.
9868 (fold_ternary): Likewise.
9869 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9870 instead of get_signed_or_unsigned_type.
9871 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9872 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9873 * expr.c (signed_or_unsigned_type_for): Use
9874 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9875 * langhooks.c (get_signed_or_unsigned_type): Remove.
9876 (lhd_signed_or_unsigned_type): Remove.
9877 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9878 signed_or_unsigned_type.
9879 (lhd_signed_or_unsigned_type): Remove.
9880 * expmed.c (make_tree): Use signed_type_for instead of
9881 lang_hooks.types.signed_type.
9882 * c-common.c (same_scalar_type_ignoring_signedness): Use
9883 c_common_signed_type instead of lang_hooks.types.signed_type.
9884 (c_common_unsigned_type): New.
9885 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9886 (shorten_compare): Use c_common_unsigned_type instead of
9887 c_common_signed_or_unsigned_type.
9888 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9890 * convert.c (convert_to_integer): Use signed_type_for instead of
9891 lang_hooks.types.signed_type.
9892 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9893 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9894 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9895 * c-format.c (check_format_types): Use c_common_unsigned_type
9896 instead of unsigned_type_for.
9897 * c-decl.c (groakdeclarator): Likewise.
9898 * c-typeck.c (convert_for_assignment): Likewise.
9899 * c-common.h (c_common_unsigned_type): New.
9901 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
9905 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
9907 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9910 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
9911 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
9913 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
9914 Sebastian Pop <sebpop@gmail.com>
9916 * lambda-code.c (remove_iv): New.
9917 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
9919 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
9921 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
9922 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
9923 * tree-ssa-loop-prefetch.c: Include optabs.h.
9924 (FENCE_FOLLOWING_MOVNT): New macro.
9925 (struct mem_ref): Add independent_p and storent_p fields.
9926 (record_ref): Initalize the new fields.
9927 (gather_memory_references_ref): Return true if the reference
9929 (gather_memory_references): Check whether all memory accesses
9930 in loop were recorded.
9931 (should_issue_prefetch_p): Return false for nontemporal stores.
9932 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
9933 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
9934 (determine_loop_nest_reuse): Detect independent memory references.
9935 (loop_prefetch_arrays): Call mark_nontemporal_stores.
9936 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
9937 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
9938 * config/i386/i386.h (x86_mfence): Declare.
9939 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
9940 * config/i386/i386.c (x86_mfence): New variable.
9941 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
9943 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
9944 * optabs.c (init_optabs): Initialize storent_optab.
9945 * optabs.h (enum optab_index): Add OTI_storent.
9946 (storent_optab): Declare.
9947 * genopinit.c (optabs): Add initialization for storent_optab.
9948 * tree.h (MOVE_NONTEMPORAL): New macro.
9949 * expr.c (expand_assignment, store_expr, store_constructor_field,
9950 store_constructor, store_field, expand_expr_real_1): Propagate
9951 nontemporality of the expanded store.
9952 (emit_storent_insn): New function.
9953 * expr.h (expand_assignment, store_expr): Declaration changed.
9954 * function.c (assign_parm_setup_reg): Pass false as nontemporality
9955 to expand_assignment.
9956 * stmt.c (expand_asm_expr): Ditto.
9957 * calls.c (initialize_argument_information): Pass false as
9958 nontemporality to store_expr.
9959 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
9962 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9964 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
9966 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
9968 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9970 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
9971 and allow DECL_P here.
9973 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
9975 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
9976 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
9977 track of the size of the expression.
9978 * cfghooks.c (merge_blocks): Remove block from loops structure only
9979 after call of the merge_blocks hook.
9981 2007-06-09 Tom Tromey <tromey@redhat.com>
9983 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
9984 (deprecated_state): Removed.
9985 (start_decl): Update.
9986 (enum deprecated_states): Moved earlier.
9987 (groktypename): Update.
9988 (push_parm_decl): Likewise.
9989 (grokfield): Likewise.
9990 (start_function): Likewise.
9992 2007-06-09 Ian Lance Taylor <iant@google.com>
9994 PR tree-optimization/32169
9995 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
9996 CONVERT_EXPR, check whether min and max both converted to an
9997 overflow infinity representation.
9999 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10001 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10002 not inserted on the edge.
10004 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10006 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10007 instructions if they are supported.
10008 (__divsi3, __umodsi3, __modsi3): Likewise.
10009 (__ashldi3, __ashrdi3, __lshrdi3): New.
10010 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10012 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10013 Tony Linthicum <tony.linthicum@amd.com>
10015 * doc/invoke.texi: Add fvect-cost-model flag.
10016 * common.opt (fvect-cost-model): New flag.
10017 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10018 cost fields in stmt_vec_info struct for STMT.
10019 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10020 fields in stmt_vec_info struct and access functions for the same.
10021 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10022 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10023 load, store and vector to scalar operation.
10024 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10025 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10026 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10027 (TARG_VEC_STORE_COST): Define cost of vector store.
10028 (vect_estimate_min_profitable_iters): Define new function.
10029 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10030 check to evaluate if loop iterations are less than minimum profitable
10031 iterations determined by cost model or minimum vect loop bound defined
10032 by user, whichever is more conservative.
10033 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10034 run-time check to evaluate if loop iterations are less than minimum
10035 profitable iterations determined by cost model or minimum vect loop
10036 bound defined by user, whichever is more conservative.
10037 (vect_estimate_min_profitable_iterations): New function to estimate
10038 mimimimum iterartions required for vector version of loop to be
10039 profitable over scalar version.
10040 (vect_model_reduction_cost): New function.
10041 (vect_model_induction_cost): New function.
10042 (vect_model_simple_cost): New function.
10043 (vect_cost_strided_group_size): New function.
10044 (vect_model_store_cost): New function.
10045 (vect_model_load_cost): New function.
10046 (vectorizable_reduction): Call vect_model_reduction_cost during
10048 (vectorizable_induction): Call vect_model_induction_cost during
10050 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10051 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10052 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10053 vectorizable_promotion, vectorizable_demotion): Call
10054 vect_model_simple_cost during analysis phase.
10056 2007-06-08 Simon Baldwin <simonb@google.com>
10058 * reg-stack.c (get_true_reg): Readability change. Moved default case
10059 label into direct switch statement scope.
10061 2007-06-08 Simon Baldwin <simonb@google.com>
10063 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10064 in gcc_assert() with '==' comparison.
10066 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10068 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10069 TARGET_ABM handling of x86_popcnt variable.
10071 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10073 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10074 __builtin_copysignq and __builtin_infq built-in functions.
10076 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10078 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10079 SSE4.2 section. Correct built-in function names in SSE4A section.
10081 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10083 PR tree-optimization/32243
10084 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10085 for ncopies after ratio check between nunits_out and nunits_in.
10086 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10088 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10090 PR tree-optimization/32224
10091 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10092 vectorization upon a non GIMPLE_MODIFY_STMT.
10094 2007-06-08 Christian Bruel <christian.bruel@st.com>
10097 * config/sh/sh.md (doloop_end): New pattern and splitter.
10098 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10100 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10102 PR middle-end/32209
10103 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10105 (verify_dominators): Do not change dominance tree.
10107 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10109 * config/sh/constraints.md: New file.
10110 * config/sh/sh.c: Include tm-constrs.h.
10111 (reg_class_from_letter): Remove.
10112 (prepare_cbranch_operands): Use satisfies_constraint_*
10113 function instead of macro.
10114 (andcosts, broken_move, sh_secondary_reload): Likewise.
10115 * config/sh/predicates.md (trapping_target_operand): Likewise.
10116 (and_operand, arith_operand, arith_reg_or_0_operand,
10117 cmp_operand, logical_operand, target_operand,
10118 ua_address_operand, ua_offset, xor_operand): Likewise.
10119 * config/sh/sh.md: Include constraints.md.
10120 (*movsicc_t_false): Use satisfies_constraint_* function
10122 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10123 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10124 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10125 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10126 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10127 (REG_CLASS_FROM_CONSTRAINT): Remove.
10128 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10129 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10130 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10131 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10132 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10133 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10134 function instead of macro.
10135 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10136 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10137 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10138 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10139 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10140 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10141 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10142 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10143 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10144 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10145 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10146 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10147 EXTRA_CONSTRAINT_STR): Likewise.
10148 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10150 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10152 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10154 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10157 * c-common.h (flag_cpp0x): Replaced by...
10158 (cxx_dialect): ... this new variable specifying the C++ dialect that
10160 * c-common.c (flag_cpp0x): Removed.
10161 (cxx_dialect): Defined.
10162 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10164 * c-opts.c (c_common_post_options): Likewise.
10165 (set_std_cxx98): Set cxx_dialect to cxx98.
10166 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10168 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10169 Hui-May Chang <hm.chang@apple.com>
10171 * doc/invoke.texi (Darwin Options): Update documentation for
10172 -mmacosx-version-min.
10173 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10174 * config/darwin-driver.c: New file.
10175 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10176 * config/t-darwin (darwin-driver.o): New rule.
10178 * config/darwin-c.c (version_as_macro): Ignore low digit.
10180 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10182 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10183 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10184 (CSGNMODE): New mode macro.
10185 (CSGNVMODE): New mode attribute.
10186 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10187 expander using CSGNMODE mode macro. Handle TFmode.
10188 (copysign<mode>3_const): Rename from copysignsf3_const and
10189 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10191 (copysign<mode>3_var): Rename from copysignsf3_var and
10192 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10194 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10195 mode macro. Handle TFmode.
10196 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10197 (iortf3, *iortf3): Ditto.
10198 (xortf3, *xortf3): Ditto.
10199 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10200 TFmode and TImode masks.
10201 (ix86_expand_copysign): Expand TFmode copysign insn.
10202 (IX86_BUILTIN_INFQ): New.
10203 (IX86_BUILTIN_FABSQ): Ditto.
10204 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10205 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10206 [__builtin_fabsq]: Ditto.
10207 [__builtin_copysignq]: Ditto.
10208 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10209 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10210 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10211 ix86_expand_binop_builtin().
10213 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10215 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10217 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10220 * rtl.h (push_to_sequence2): New.
10221 * emit-rtl.c (push_to_sequence2): New.
10222 * function.c (assign_parm_data_all): Add new fields.
10223 (assign_parm_setup_block): Call push_to_sequence2 instead of
10225 (assign_parm_setup_reg): Ditto.
10226 (assign_parm_setup_stack): Ditto.
10227 (assign_parms_unsplit_complex): Ditto.
10228 (assign_parms): Change field name.
10230 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10232 PR tree-optimization/32220
10233 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10234 phi node is reached before defining statement.
10236 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10239 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10240 after changing the right hand side of the assignment.
10242 2007-06-06 Eric Christopher <echristo@apple.com>
10244 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10245 (x86_64-*-darwin*): Ditto.
10246 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10247 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10249 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10251 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10252 coding conventions.
10253 (add_key): Likewise.
10254 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10255 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10257 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10259 (add_cost_one_coalesce): Likewise.
10260 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10261 variable names. Rename orig to orig_name for consistency.
10262 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10263 coding conventions.
10264 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10266 (record_equivalences_from_stmt): Likewise.
10267 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10268 the coding conventions.
10269 (memory_ssa_name_same): Likewise.
10270 (dse_optimize_stmt): Likewise.
10271 (dse_record_phis): Likewise.
10272 (dse_finalize_block): Likewise.
10273 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10274 keywords as variable names.
10275 (may_move_till): Cast according to the coding conventions.
10276 (force_move_till_expr): Avoid using C++ keywords as variable names.
10277 (force_move_till): Cast according to the coding conventions.
10278 (memref_hash): Likewise.
10279 (memref_eq): Likewise.
10280 (gather_mem_refs_stmt): Likewise.
10281 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10282 using C++ keywords as variable names.
10283 (idx_find_step): Cast according to the coding conventions.
10284 (idx_record_use): Likewise.
10285 (find_depends): Likewise.
10286 (prepare_decl_rtl): Likewise.
10287 (mbc_entry_hash): Likewise.
10288 (mbc_entry_eq): Likewise.
10289 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10290 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10291 (idx_infer_loop_bounds): Cast according to the coding conventions.
10292 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10293 * tree-ssa-math-opts.c (occ_new ): Likwise.
10294 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10296 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10298 (add_use_op): Likewise.
10299 (add_vop): Likewise.
10300 (add_vuse_op): Likewise.
10301 (add_vdef_op): Likewise.
10302 (get_expr_operands): Likewise.
10303 (push_stmt_changes): Use type safe memory macros.
10304 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10305 keywords as variable names.
10306 (conditional_replacement): Likewise.
10307 (minmax_replacement): Likewise.
10308 (abs_replacement): Likewise.
10309 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10310 coding conventions.
10311 (insert_fake_stores): Avoid using C++ keywords as variable names.
10312 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10314 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10315 (heapvar_insert): Use type safe memory macros.
10316 (new_var_info): Cast according to the coding conventions.
10317 (new_constraint): Likewise.
10318 (remove_preds_and_fake_succs): Use type safe memory macros.
10319 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10321 (thread_single_edge): Likewise.
10322 (thread_through_loop_header): Likewise.
10324 2007-06-06 Eric Christopher <echristo@apple.com>
10326 * config/i386/i386.c (override_options): Move handling
10327 of TARGET_SUBTARGET* earlier.
10329 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10331 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10334 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10336 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10337 emited outside of basic block.
10338 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10339 the created blocks.
10340 * rtl.h (delete_insn_chain): Declaration changed.
10341 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10343 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10344 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10345 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10346 to delete_insn_chain.
10347 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10348 do not have bb field set.
10349 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10351 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10352 * cfgcleanup.c (try_optimize_cfg): Ditto.
10354 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10356 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10357 (lambda_body_vector_new): Use type safe memory macros.
10358 (lambda_linear_expression_new): Likewise.
10359 (lambda_loopnest_new): Likewise.
10360 (lambda_lattice_new): Likewise.
10361 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10362 conventions. Use type safe memory macros.
10363 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10364 (lambda_body_vector_s): Likewise.
10365 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10366 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10368 2007-06-06 Richard Guenther <rguenther@suse.de>
10370 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10371 if we need to schedule cfg_cleanup.
10372 (tree_ssa_forward_propagate_single_use_vars): Do so.
10374 2007-06-06 Ian Lance Taylor <iant@google.com>
10376 * fold-const.c (merge_ranges): If range_successor or
10377 range_predecessor fail, just return 0.
10379 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10381 PR tree-optimization/32216
10382 * tree-vectorizer.c (supportable_widening_operation): Determine
10383 signedness of FIX_TRUNC_EXPR from output operand.
10384 (supportable_narrowing_operation): Ditto.
10385 * tree-vect-generic.c (expand_vector_operations_1): Determine
10386 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10387 from input operand.
10389 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10391 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10392 (struct pta): ...from here. Change flags to unsigned to avoid
10393 excessive casting (as it is used as a bit mask).
10394 (override_options): Add casts according to the coding convenventions.
10395 (x86_64_elf_unique_section): Likewise.
10396 (examine_argument): Avoid using C++ keywords as variable names.
10397 (construct_container): Likewise.
10398 (legitimize_pic_address): Likewise.
10399 (get_dllimport_decl): Cast according to the coding conventions. Use
10400 type safe memory macros.
10401 (legitimize_address): Cast according to the coding conventions.
10402 (emit_i387_cw_initialization): Corrected the type of slot to enum
10404 (ix86_init_machine_status): Use type safe memory macros.
10405 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10406 (bdesc_pcmpistr): Likewise.
10407 (bdesc_crc32): Likewise.
10408 (bdesc_sse_3arg): Likewise.
10409 (bdesc_2arg): Likewise.
10410 (bdesc_1arg): Likewise.
10411 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10412 (ix86_expand_sse_pcmpistr): Likewise.
10413 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10414 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10415 int to match the langhook definition.
10416 (ix86_builtin_conversion): Change the type of code to unsigned init to
10417 match the langhook definition.
10418 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10420 (ix86_preferred_output_reload_class): Likewise.
10421 (ix86_cannot_change_mode_class): Likewise.
10422 (ix86_memory_move_cost): Likewise.
10423 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10424 avoid excessive casting later on.
10425 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10427 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10429 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10430 as flags setting insn.
10431 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10433 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10435 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10436 (UNSPEC_ROUND): New.
10437 ("sse4_1_round<mode>2"): New insn pattern.
10438 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10440 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10441 expander using SSEMODEF mode macro. Expand using
10442 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10443 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10444 expander using SSEMODEF mode macro. Expand using
10445 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10446 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10447 expander using SSEMODEF mode macro. Expand using
10448 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10449 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10450 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10451 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10454 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10455 Sebastian Pop <sebpop@gmail.com>
10457 * lambda.h (build_linear_expr): New.
10458 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10459 Use build_linear_expr, call fold and force_gimple_operand.
10460 (lambda_loopnest_to_gcc_loopnest): Check that there is
10461 something to insert.
10462 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10464 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10466 PR preprocessor/23479
10467 * doc/extend.texi: Document the 0b-prefixed binary integer
10468 constant extension.
10470 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10472 PR tree-optimization/32215
10473 * tree-vectorizer.c (supportable_widening_operation): Return false
10474 for unsupported FIX_TRUNC_EXPR tree code.
10475 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10477 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10479 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10480 register on SPE targets. Change documentation to reflect
10482 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10483 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10484 out of the register allocation pool.
10485 (rs6000_reg_live_or_pic_offset_p): New function.
10486 (rs6000_emit_prologue): Move the actual saving of LR up to free
10487 r0 for holding r11. Split saving of SPE 64-bit registers into
10488 its own case. Ensure that offsets will always be in-range for
10489 'evstdd' by using r11 as a scratch register to point at the start
10490 of the SPE save area. Save r11 if necessary, as it is the static
10492 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10493 into its own case. Ensure that offsets will always be in-range
10494 for 'evldd' by using r11 as a scratch register to point at the
10495 start of the SPE save area. Also adjust r11 when restoring
10496 the stack pointer to compensate for pre-loading r11.
10498 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10500 * cfg.c (init_flow): Use type safe memory macros.
10501 (alloc_block): Likewise.
10502 (unchecked_make_edge): Likewise.
10503 (dump_flow_info): Avoid using C++ keywords as variable names.
10504 (copy_original_table_clear): Cast according to the coding conventions.
10505 (copy_original_table_set): Likewise.
10506 * cfgexpand (label_rtx_for_bb): Likewise.
10507 (expand_gimple_basic_block): Likewise.
10508 * cfghooks.c (dump_bb): Likewise.
10509 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10511 (lv_add_condition_to_bb): Likewise.
10512 * cfglayout (relink_block_chain): Cast according to the coding
10514 (fixup_reorder_chain): Likewise.
10515 (fixup_fallthru_exit_predecessor): Likewise.
10516 * cfgloop.c (glb_enum_p): Likewise.
10517 (get_exit_description): Likewise.
10518 (dump_recorded_exit): Likewise.
10519 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10520 (struct loop): ... from here.
10521 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10523 * cfgrtl.c (rtl_create_basic_block): Likewise.
10524 (rtl_split_block): Likewise.
10525 (rtl_dump_bb): Likewise.
10526 (cfg_layout_split_block): Likewise.
10527 (init_rtl_bb_info): Use typesafe memory macros.
10529 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10530 * graphds.h: Updated all usages of edge to graph_edge.
10531 * graphds.c: Likewise.
10532 * cfgloopanal.c: Likewise.
10534 2007-06-05 Ian Lance Taylor <iant@google.com>
10536 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10537 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10538 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10540 (test_for_singularity): Likewise.
10542 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10544 * config/i386/constraints.md ("Y2"): Replaced by ...
10546 * config/i386/i386.md: Likewise.
10547 * config/i386/mmx.md: Likewise.
10548 * config/i386/sse.md: Likewise.
10550 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10552 * config/i386/constraints.md ("z"): Replaced by ...
10554 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10555 (sse4_1_blendvps): Likewise.
10556 (sse4_1_pblendvb): Likewise.
10557 (sse4_2_pcmpestr): Likewise.
10558 (sse4_2_pcmpestrm): Likewise.
10559 (sse4_2_pcmpestr_cconly): Likewise.
10560 (sse4_2_pcmpistr): Likewise.
10561 (sse4_2_pcmpistrm): Likewise.
10562 (sse4_2_pcmpistr_cconly): Likewise.
10564 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10566 * matrix-reorg.c (transform_access_sites): Fix computation.
10567 (transform_allocation_sites): Same.
10569 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10571 * config/i386/i386.c (override_options): Use
10572 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10574 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10577 (nonimm_not_xmm0_operand): Ditto.
10578 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10579 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10580 as operand[2] predicate. Require "z" class XMM register for
10581 operand[3]. Adjust asm template.
10582 ("sse4_1_blendvpd"): Ditto.
10583 ("sse4_1_pblendvb"): Ditto.
10584 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10585 force op2 into xmm0 register for variable blend instructions.
10587 2007-06-04 Tom Tromey <tromey@redhat.com>
10589 * c-tree.h (start_enum): Update.
10590 (build_enumerator): Likewise.
10591 * c-decl.c (enum_next_value): Removed.
10592 (enum_overflow): Likewise.
10593 (start_enum): Add c_enum_contents argument. Don't use globals.
10594 (build_enumerator): Likewise.
10595 * c-tree.h (struct c_enum_contents): New struct.
10597 2007-06-04 Tom Tromey <tromey@redhat.com>
10599 * c-common.c (c_common_get_alias_set): Fix indentation.
10601 2007-06-04 Ian Lance Taylor <iant@google.com>
10603 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10604 to overflow, reduce overflow infinity to regular infinity.
10605 (vrp_var_may_overflow): New static function.
10606 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10608 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10610 * stor-layout.c (layout_type): Remove duplicate code.
10612 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10615 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10616 before build_common_builtin_nodes ().
10618 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10621 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10623 2007-06-04 Jan Hubicka <jh@suse.cz>
10625 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10626 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10627 instead of _stat version.
10629 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10631 PR tree-optimization/32194
10632 * tree-predcom.c (determine_offset): Check that both references have
10635 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10637 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10638 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10639 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10640 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10641 Add argument to iterate_fix_dominators call.
10642 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10643 * gcse.c (hoist_code): Change domby to vector.
10644 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10645 Add argument to iterate_fix_dominators call.
10646 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10647 recompute_dominator.
10648 * lambda-code.c (perfect_nestify): Ditto.
10649 * cfgloopanal.c: Include graphds.h.
10650 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10651 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10652 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10654 * graphds.c: New file.
10655 * graphds.h: New file.
10656 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10657 (get_dominated_by, get_dominated_by_region): Change return type to
10659 (verify_dominators): Recompute all dominators and compare the results.
10660 (recount_dominator): Renamed to ...
10661 (recompute_dominator): ... this. Do not check that the block is
10662 dominated by entry.
10663 (iterate_fix_dominators): Reimplemented.
10664 (prune_bbs_to_update_dominators, root_of_dom_tree,
10665 determine_dominators_for_sons): New functions.
10666 * et-forest.c (et_root): New function.
10667 * et-forest.h (et_root): Declare.
10668 * Makefile.in (graphds.o): Add.
10669 (cfgloopanal.o): Add graphds.h dependency.
10670 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10671 * basic-block.h (get_dominated_by, get_dominated_by_region,
10672 iterate_fix_dominators): Declaration changed.
10673 (recount_dominator): Renamed to ...
10674 (recompute_dominator): ... this.
10675 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10676 (thread_through_all_blocks): Do not free dominance info.
10678 2007-06-03 Andreas Schwab <schwab@suse.de>
10680 * config/m68k/m68k.c (override_options): Don't override
10682 * config/m68k/m68k-modes.def (SF, DF): Define to use
10683 motorola_single_format and motorola_double_format, resp.
10684 * real.c (motorola_single_format): Renamed from
10685 coldfire_single_format.
10686 (motorola_double_format): Renamed from coldfire_double_format.
10687 (encode_ieee_extended): Generate a proper canonical NaN image
10688 respecting canonical_nan_lsbs_set.
10689 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10691 * real.h: Adjust declarations.
10693 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10696 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10697 the symbol is generated with the stack protector.
10699 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10701 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10702 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10704 * doc/extend.texi (interrupt): Mention m68k.
10706 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10708 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10709 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10710 (ix86_expand_sse_pcmpestr): Do not check operands for
10711 "register_operand", when insn operand predicate is "register_operand".
10712 (ix86_expand_sse_pcmpistr): Ditto.
10714 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10715 Uros Bizjak <ubizjak@gmail.com>
10717 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10718 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10719 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10720 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10721 * config/i386/constraints.md ("z"): New register constraint
10722 for members of SSE_FIRST_REG class.
10723 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10724 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10725 SSE_FIRST_REG class.
10726 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10727 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10728 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10729 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10730 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10731 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10732 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10733 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10734 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10735 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10736 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10737 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10738 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10739 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10740 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10741 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10742 (struct builtin_description): Change "flag" field to unsigned.
10743 (bdesc_pcmpestr): New builtin description table.
10744 (bdesc_pcmpistr): Likewise.
10745 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10746 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10747 Initialize pcmp[ei]str[im] insns for SSE4.2.
10748 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10749 (ix86_expand_sse_pcmpistr): Likewise.
10750 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10751 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10752 (UNSPEC_PCMPISTR): Likewise.
10753 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10754 (sse4_2_pcmpestri):New isns pattern.
10755 (sse4_2_pcmpestrm): Likewise.
10756 (sse4_2_pcmpestr_cconly): Likewise.
10757 (sse4_2_pcmpistr): New insn patern and splitter.
10758 (sse4_2_pcmpistri):New isns pattern.
10759 (sse4_2_pcmpistrm): Likewise.
10760 (sse4_2_pcmpistr_cconly): Likewise.
10761 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10764 2007-06-01 David Daney <ddaney@avtrex.com>
10766 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10767 LOADGP_ABSOLUTE and not binds_local_p.
10769 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10771 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10773 2007-06-01 Ian Lance Taylor <iant@google.com>
10775 * tree-vrp.c (compare_name_with_value): Always set
10776 used_strict_overflow if we get a result from the variable itself.
10778 2007-06-01 Ian Lance Taylor <iant@google.com>
10780 PR rtl-optimization/31455
10781 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10782 subregs which have a cast between modes which are not tieable.
10784 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10786 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10787 breaks after return statements.
10789 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10791 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10792 only after no_new_pseudos.
10794 2007-05-31 Eric Christopher <echristo@apple.com>
10796 * expr.c (convert_move): Assert that we don't have a BLKmode
10798 (store_expr): Handle BLKmode moves by calling emit_block_move.
10800 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10802 * c-typeck.c (build_indirect_ref): Include type in error message.
10803 (build_binary_op): Pass types to binary_op_error.
10804 * c-common.c (binary_op_error): Take two type arguments, print out
10806 * c-common.h (binary_op_error): Update prototype.
10808 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10810 * config/i386/i386.c: Correct coments on -mno-sse4.
10812 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10814 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10815 (x86_64-*-*): Likewise.
10816 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10817 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10818 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10819 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10820 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10821 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10822 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10823 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10824 (OPTION_MASK_ISA_SSE4): Likewise.
10825 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10826 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10827 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10828 (override_options): Support SSE4.2.
10829 (ix86_build_const_vector): Support SImode and DImode.
10830 (ix86_build_signbit_mask): Likewise.
10831 (ix86_expand_int_vcond): Support V2DImode.
10832 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10833 (IX86_BUILTIN_CRC32HI): Likewise.
10834 (IX86_BUILTIN_CRC32SI): Likewise.
10835 (IX86_BUILTIN_CRC32DI): Likewise.
10836 (IX86_BUILTIN_PCMPGTQ): Likewise.
10837 (bdesc_crc32): Likewise.
10838 (bdesc_sse_3arg): Likewise.
10839 (ix86_expand_crc32): Likewise.
10840 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10841 (ix86_expand_builtin): Likewise.
10842 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10843 __SSE4_2__ for -msse4.2.
10844 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10845 (CRC32MODE): Likewise.
10846 (crc32modesuffix): Likewise.
10847 (crc32modeconstraint): Likewise.
10848 (sse4_2_crc32<mode>): Likewise.
10849 (sse4_2_crc32di): Likewise.
10850 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10852 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10853 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10854 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10855 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10856 (vcondu<mode>): Likewise.
10857 * doc/extend.texi: Document SSE4.2 built-in functions.
10858 * doc/invoke.texi: Document -msse4.2/-msse4.
10860 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10862 PR tree-optimization/32160
10863 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10864 variable as gimple reg.
10865 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10867 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10869 * gcc.c (main): Don't consider linker options when issuing the
10870 warning about a linker input file not being used.
10872 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10874 * tree-vrp.c (compare_names): Initialize sop.
10876 2007-05-30 Dirk Mueller <dmueller@suse.de>
10878 * cgraphunit.c (cgraph_analyze_function): Remove
10879 computation of inline parameters.
10881 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10883 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10885 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10887 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10888 Add vx-common.h. Include vxworks.h between vx-common.h and
10890 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10892 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10893 (TARGET_ASM_DESTRUCTOR): Likewise.
10894 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10895 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10896 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10897 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10898 (VXWORKS_ENDIAN_SPEC): Define.
10899 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10900 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10901 VXWORKS_* equivalents.
10902 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
10903 (ASM_FILE_START): Delete.
10904 (TARGET_VERSION): Reformat.
10905 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
10906 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
10907 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10908 (FPBIT, DPBIT): Define.
10909 (fp-bit.c, dp-bit.c): New rules.
10910 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
10911 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
10912 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
10913 * config/arm/arm.h: Include vxworks-dummy.h.
10914 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
10915 Mark with ATTRIBUTE_UNUSED.
10916 (arm_override_options): Do not allow VxWorks RTP PIC to be used
10917 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
10918 make it incompatible with -msingle-pic-base.
10919 (arm_function_ok_for_sibcall): Return false for calls that might
10920 go through a VxWorks PIC PLT entry.
10921 (require_pic_register): New function, split out from...
10922 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
10924 (arm_load_pic_register): Handle the VxWorks RTP initialization
10925 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
10926 (arm_emit_call_insn): New function.
10927 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
10928 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
10929 (pic_offset_arm): New pattern.
10930 (call, call_value): Use arm_emit_call_insn.
10931 (call_internal, call_value_internal): New expanders.
10932 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
10933 VxWorks unless __PIC__.
10935 2007-05-30 Eric Christopher <echristo@gmail.com>
10937 * genrecog.c: Include regs.h in generated file.
10938 * genemit.c: Ditto. Fix up formatting.
10939 * config/mn10300/constraints.md: New.
10940 * config/mn10300/mn10300.md: Include.
10941 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
10942 Fix up for removed macro.
10943 * config/mn10300/predicates.md (call_address_operand): Ditto.
10944 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
10945 (CONST_OK_FOR_I): Ditto.
10946 (CONST_OK_FOR_J): Ditto.
10947 (CONST_OK_FOR_K): Ditto.
10948 (CONST_OK_FOR_L): Ditto.
10949 (CONST_OK_FOR_M): Ditto.
10950 (CONST_OK_FOR_N): Ditto.
10951 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
10955 (EXTRA_CONSTRAINT): Ditto.
10957 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10959 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
10961 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
10962 OPTION_MASK_ISA_64BIT.
10963 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
10965 2007-05-30 Richard Guenther <rguenther@suse.de>
10967 PR middle-end/32152
10968 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
10969 types for comparison.
10970 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
10971 with original typed arguments.
10972 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
10974 2007-05-30 Jakub Jelinek <jakub@redhat.com>
10976 PR tree-optimization/31769
10977 * except.c (duplicate_eh_regions): Clear prev_try if
10978 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
10980 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
10982 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
10983 * tree-ssa-sink.c (statement_sink_location): Return basic block and
10984 bsi of the location where statements should be inserted.
10985 (sink_code_in_bb): Take bsi from statement_sink_location.
10986 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
10987 instead of bsi_start.
10988 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
10990 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
10991 (bsi_move_before): Document inconsistency with bsi_move_after.
10992 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
10994 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10996 * config/i386/i386.h (TARGET_ABM): New define.
10997 (TARGET_POPCNT): Ditto.
10998 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
10999 New temporary defines to redefine from OPTION_ISA_* defines.
11000 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11001 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11002 (ix86_isa_flags): New extern int declaration.
11003 (TARGET_SUBTARGET_DEFAULT): New define.
11004 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11005 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11006 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11007 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11008 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11009 * config/i386/darwin.h: Change TARGET_64BIT define to
11012 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11013 using existing "ix86_isa_flags" varible.
11014 (m32, m64): Use existing "ix86_isa_flags" variable.
11015 (mmmx, m3dnow): Ditto.
11016 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11017 (mabm): Define as non-negative option using "x86_abm" variable.
11018 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11020 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11021 Rewrite feature test bitmap.
11022 (ix86_isa_flags): New initialized global int varible.
11023 (ix86_isa_flags_explicit): New static int variable.
11024 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11025 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11026 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11027 target_flags_explicit.
11028 (override_options): Remove "target_enable" and "target_disable" fields
11029 from "struct ptt". Update processor_target_table accordingly. Remove
11030 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11031 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11032 "target_flags" and "ix86_isa_flags_explicit" instead of
11033 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11034 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11035 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11036 to true when either of PTA_POPCNT or PTA_ABM is set in
11037 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11038 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11039 processor_alias_table flags entry. Remove handling of
11040 "target_enable" and "target_disable" fields of processor_target_table.
11041 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11042 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11043 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11044 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11045 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11047 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11049 2007-05-29 David Daney <ddaney@avtrex.com>
11052 * config/mips/mips.c (mips_output_mi_thunk): Emit
11053 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11055 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11056 * config/i386/i386.c (ix86_function_regparm): Added checking of
11057 ix86_force_align_arg_pointer to determine the number of
11058 register parameters.
11060 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11062 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11063 (SET_DR_MISALIGNMENT): New.
11064 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11065 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11066 Use SET_DR_MISALIGNMENT.
11067 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11069 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11070 find_loop_nest): Export.
11071 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11072 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11073 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11074 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11076 (struct mem_ref): Add field reuse_distance.
11077 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11078 Initialize reuse_distance field.
11079 (issue_prefetch_ref): Select temporality of prefetch according to
11081 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11082 self_reuse_distance, determine_loop_nest_reuse): New functions.
11083 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11084 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11085 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11088 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11090 * tree-ssa-alias.c: Add aliasing overview.
11092 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11093 Danny Smith <dannysmith@users.sourceforge.net>
11096 * config/i386/t-crtfm: Compile crtfastmath.o with
11097 -minline-all-stringops.
11098 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11099 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11101 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11103 * doc/md.texi: Document constraints on HP PA-RISC.
11105 * pa/constraints.md: New file.
11106 * pa.md: Include constraints.md.
11107 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11108 (integer_store_memory_operand, ldil_cint_p): New functions.
11109 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11110 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11111 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11112 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11113 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11115 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11118 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11119 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11120 case POSTDECREMENT_EXPR>): Return the error_mark_node
11121 if either the real or imaginary parts would an
11124 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11126 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11127 name when we remove it from a call.
11129 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11131 * targhooks.c (default_narrow_bitfield): Remove.
11132 * targhooks.h: Remove the prototype for
11133 default_narrow_bitfield.
11135 * langhooks-def.h: Remove the prototype for
11136 hook_get_alias_set_0.
11137 * langhooks.c (hook_get_alias_set_0): Remove.
11139 * global.c (EXECUTE_IF_CONFLICT): Remove.
11141 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11144 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11145 return true when truth_value_p is true and the type
11148 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11150 * doc/install.texi (Prerequisites): We no longer require Autoconf
11151 2.13 for the top-level.
11153 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11155 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11156 memory access via x86_expand_vector_move_misalign() only for
11157 TImode values on 32-bit targets.
11159 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11161 * matrix-reorg.c: New file. Implement matrix flattening and
11162 transposing optimization.
11163 * tree-pass.h: Add matrix reorg pass.
11164 * common.opt: Add fipa-mreorg flag.
11165 * Makefile.in: Add matrix-reorg.c.
11166 * passes.c: Add matrix reorg pass.
11167 * varpool.c (add_new_static_var): New function.
11168 * cgraph.h (add_new_static_var): Declare.
11170 2007-05-27 Eric Christopher <echristo@apple.com>
11172 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11173 sp_offset depending on stack size. Save r12 depending
11174 on registers we're saving later.
11175 (rs6000_emit_epilogue): Update sp_offset depending only
11178 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11180 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11181 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11182 * ifcvt.c (if_convert): Ditto.
11183 * tree-ssa-threadupdate.c (thread_block): Ditto.
11184 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11185 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11186 verify_loop_closed_ssa): Check number_of_loops instead of
11188 * predict.c (tree_estimate_probability): Ditto.
11189 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11190 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11191 * modulo-sched.c (sms_schedule): Ditto.
11192 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11193 (scev_finalize): Do not do anything if scev analysis was not
11195 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11196 current_loops == NULL.
11197 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11198 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11199 there are no loops.
11200 (loop_optimizer_finalize): Assert that loops were analyzed.
11201 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11202 rtl_doloop): Check number_of_loops instead of current_loops.
11203 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11204 current_loops == NULL.
11205 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11206 gate_tree_vectorize tree_linear_transform, check_data_deps,
11207 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11208 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11209 Check number_of_loops instead of current_loops.
11210 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11211 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11212 free loops if available.
11213 (execute_pre): Do not pass do_fre to fini_pre.
11215 2007-05-27 Tobias Burnus <burnus@net-b.de>
11217 PR middle-end/32083
11218 * real.c (mpfr_from_real): Fix sign of -Inf.
11220 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11222 * tree-vect-transform.c (vectorizable_conversion): Initialize
11223 tree_code variables to ERROR_MARK.
11224 (vectorizable_type_demotion): Likewise.
11225 (vectorizable_type_promotion): Likewise.
11227 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11230 * config/i386/i386.md (movti): Handle push operands via
11231 ix86_expand_push().
11233 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11235 * basic-block.h: Remove the prototype for merge_seq_blocks.
11236 * cfgcleanup.c (merge_seq_blocks): Remove.
11238 * tree-flow.h: Remove the prototype for is_aliased_with.
11239 * tree-ssa-alias.c (is_aliased_with): Remove.
11241 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11243 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11245 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11247 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11248 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11249 (vec_unpacks_hi_v16qi): Likewise.
11250 (vec_unpacku_lo_v16qi): Likewise.
11251 (vec_unpacks_lo_v16qi): Likewise.
11252 (vec_unpacku_hi_v8hi): Likewise.
11253 (vec_unpacks_hi_v8hi): Likewise.
11254 (vec_unpacku_lo_v8hi): Likewise.
11255 (vec_unpacks_lo_v8hi): Likewise.
11256 (vec_unpacku_hi_v4si): Likewise.
11257 (vec_unpacks_hi_v4si): Likewise.
11258 (vec_unpacku_lo_v4si): Likewise.
11259 (vec_unpacks_lo_v4si): Likewise.
11261 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11263 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11264 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11265 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11266 follow spelling conventions in various
11267 warning/error/diagnostic messages.
11269 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11270 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11271 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11272 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11273 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11274 * doc/tm.texi: Follow spelling conventions.
11276 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11279 * tree-ssa-forwprop.c
11280 (forward_propagate_addr_into_variable_array_index): Remove
11281 the lhs argument. Use the type of def_rhs instead of lhs.
11282 (forward_propagate_addr_expr_1): Update use of
11283 forward_propagate_addr_into_variable_array_index.
11285 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11286 Nigel Stephens <nigel@mips.com>
11288 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11289 function attributes, "far" being an alias for "long_call".
11290 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11291 (mips_near_type_p, mips_far_type_p): New.
11292 (mips_comp_type_attributes): New function to check that attributes
11293 attached to a function type are compatible.
11294 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11295 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11296 to the target function of the thunk.
11297 (mips_encode_section_info): Check for "near" and "far" function
11298 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11300 * config/mips/predicates.md (const_call_insn_operand): Test only
11301 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11303 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11306 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11307 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11308 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11309 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11311 2007-05-25 Eric Christopher <echristo@apple.com>
11313 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11314 to x86-darwin configurations.
11315 * config/i386/t-darwin: Add softfp support.
11316 * config/i386/t-darwin64: Ditto.
11317 * config/i386/sfp-machine.h: If mach then don't use
11318 aliasing, emit a stub to call.
11320 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11322 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11323 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11324 tree-predcom.c, tree-ssa-alias-warnings.c,
11325 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11326 comment typos. Follow spelling conventions.
11327 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11329 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11332 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11333 constants into memory. Expand unaligned memory references for
11334 SSE modes via x86_expand_vector_move_misalign() function.
11336 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11338 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11339 "memory" attribute for "sseishft" type insn without operands[2].
11341 2007-05-25 Dirk Mueller <dmueller@suse.de>
11342 Marcus Meissner <meissner@suse.de>
11344 * doc/extend.texi (alloc_size): New attribute.
11345 * c-common.c (handle_alloc_size_attribute): New.
11346 * tree-object-size.c (alloc_object_size): Use alloc_size
11347 attribute, if available.
11349 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11351 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11353 (__builtin_ia32_vec_ext_v2di): Likewise.
11354 (__builtin_ia32_vec_ext_v4si): Likewise.
11355 (__builtin_ia32_vec_ext_v8hi): Likewise.
11356 (__builtin_ia32_vec_ext_v16qi): Likewise.
11357 (__builtin_ia32_vec_set_v8hi): Likewise.
11359 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11361 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11363 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11365 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11366 (arm_is_longcall_p): Rename to...
11367 (arm_is_long_call_p): ...this. Take a single tree argument and
11369 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11370 (CUMULATIVE_ARGS): Remove call_cookie.
11371 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11372 (ENCODED_LONG_CALL_ATTR_P): Delete.
11373 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11374 LONG_CALL_FLAG_CHAR cases.
11375 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11376 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11377 ARM_DECLARE_FUNCTION_SIZE.
11378 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11379 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11380 (arm_encode_call_attribute, current_file_function_operand): Delete.
11381 (arm_function_in_section_p): New function.
11382 (arm_is_longcall_p): Rename to...
11383 (arm_is_long_call_p): ...this. Take the target function as a single
11384 argument and return a bool. Do not rely on call cookies. Check
11385 whether the target symbol is in the same section as the current
11386 function, not just the same compilation unit.
11387 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11388 (arm_encode_section_info): Don't encode a call type.
11389 * config/arm/arm.md (call, call_value): Update calls to
11390 arm_is_long(_)call_p. Simplify logic.
11391 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11392 Update calls to arm_is_long(_)call_p.
11394 2007-05-25 Richard Guenther <rguenther@suse.de>
11396 PR tree-optimization/31982
11397 * tree-ssa-forwprop.c
11398 (forward_propagate_addr_into_variable_array_index): Handle arrays
11399 with element size one.
11401 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11403 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11404 (umulsi3_highpart): Likewise.
11406 2007-05-24 Ian Lance Taylor <iant@google.com>
11408 PR rtl-optimization/32069
11409 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11412 2007-05-24 Ollie Wild <aaw@google.com>
11414 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11417 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11419 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11420 (oprs_unchanged_p): Use it to check all registers in a REG.
11421 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11422 (reg_set_between_after_reload_p): Delete.
11423 (reg_used_between_after_reload_p): Likewise.
11424 (reg_set_or_used_since_bb_start): Likewise.
11425 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11426 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11427 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11428 * rtlanal.c (reg_set_p): Check whether REG overlaps
11429 regs_invalidated_by_call, rather than just checking the
11430 membership of REGNO (REG).
11432 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11434 * doc/passes.texi: Document predictive commoning.
11435 * doc/invoke.texi (-fpredictive-commoning): Document.
11436 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11437 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11438 adding indices to the generated name.
11439 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11440 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11441 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11442 (op_symbol_code): ... and exported.
11443 (dump_omp_clause, op_symbol): Use op_symbol_code
11444 instead of op_symbol_1.
11445 * tree-pass.h (pass_predcom): Declare.
11446 * timevar.def (TV_PREDCOM): New timevar.
11447 * tree-ssa-loop.c (run_tree_predictive_commoning,
11448 gate_tree_predictive_commoning, pass_predcom): New.
11449 * tree-data-ref.c (find_data_references_in_loop): Find the
11450 references in dominance order.
11451 (canonicalize_base_object_address): Ensure that the result has
11453 (dr_analyze_innermost): Export.
11454 (create_data_ref): Code to fail for references with invariant
11456 (find_data_references_in_stmt): ... here.
11457 * tree-data-ref.h (dr_analyze_innermost): Declare.
11458 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11459 (aff_combination_find_elt, name_expansion_hash,
11460 name_expansion_eq, tree_to_aff_combination_expand,
11461 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11463 * tree-affine.h (aff_combination_constant_multiple_p,
11464 tree_to_aff_combination_expand): Declare.
11465 * tree-predcom.c: New file.
11466 * common.opt (fpredictive-commoning): New option.
11467 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11468 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11469 * Makefile.in (tree-predcom.o): Add.
11470 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11471 * passes.c (init_optimization_passes): Add dceloop after
11472 copy propagation in loop optimizer. Add predictive commoning
11473 to loop optimizer passes.
11475 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11477 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11480 2007-05-24 Jan Hubicka <jh@suse.cz>
11482 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11484 (genheader): Include statistics.h.
11486 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11488 * print-rtl.c (flag_dump_unnumbered): Update comments.
11489 (print_rtl): Fix my previous change.
11490 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11493 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11495 PR middle-end/32018
11496 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11498 (thread_through_all_blocks): Call initialize_original_copy_tables
11499 and free_original_copy_tables.
11500 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11502 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11503 * cfghooks.c (duplicate_block): Use get_loop_copy.
11504 * cfg.c: Include cfgloop.h.
11505 (loop_copy): New hash table.
11506 (initialize_original_copy_tables): Initialize loop_copy table.
11507 (free_original_copy_tables): Free loop_copy table.
11508 (copy_original_table_clear, copy_original_table_set,
11509 set_loop_copy, get_loop_copy): New functions.
11510 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11511 * cfgloop.h (struct loop): Remove copy field.
11512 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11513 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11515 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11517 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11518 -msse/-msse2/-msse3.
11520 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11522 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11523 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11525 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11528 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11529 * targhooks.h (default_mangle_decl_assembler_name): Declare
11531 * targhooks.c (default_mangle_decl_assembler_name): Define
11533 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11535 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11536 * langhooks.c (lhd_set_decl_assembler_name): Call
11537 targetm.mangle_decl_assembler_name for names with global scope.
11539 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11541 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11542 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11544 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11545 New. Factored out of i386_pe_encode_section_info.
11546 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11547 Move check for prior decoration of stdcall
11548 symbols to i386_pe_encode_section_info.
11549 (i386_pe_encode_section_info): Adjust call to
11550 gen_stdcall_or_fastcall_suffix. Use
11551 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11552 (i386_pe_mangle_decl_assembler_name): New. Wrap
11553 i386_pe_maybe_mangle_decl_assembler_name.
11555 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11557 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11558 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11559 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11560 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11561 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11564 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11565 Nigel Stephens <nigel@mips.com>
11566 Richard Sandiford <richard@codesourcery.com>
11568 Fix up MIPS16 hard float and add support for complex.
11570 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11571 (TARGET_SOFT_FLOAT_ABI): New.
11572 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11573 __mips_soft_float to reflect the ABI in use, not whether the
11574 FPU is directly accessible (e.g., in MIPS16 mode).
11575 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11576 (UNITS_PER_FPVALUE): Likewise.
11578 * config/mips/mips.c (mips_expand_call): Remove redundant
11579 TARGET_MIPS16 check.
11580 (mips_arg_regno): New.
11581 (function_arg_advance): When setting bits in cum->fp_code for
11582 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11584 (function_arg): Use mips_arg_regno.
11585 (mips_return_mode_in_fpr_p): New.
11586 (mips16_call_stub_mode_suffix): New.
11587 (mips16_cfun_returns_in_fpr_p): New.
11588 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11589 (mips_output_function_prologue): Test mips16_hard_float, not
11590 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11591 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11592 return value into a floating-point register.
11593 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11594 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11595 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11596 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11597 word of double arguments from or to the high bits of 64-bit
11598 floating point registers.
11599 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11600 (mips16_fpret_double): New helper function.
11601 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11602 support for complex modes. Fill in DECL_RESULT for stubdecl.
11603 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11605 * config/mips/mips16.S
11606 (RET, ARG1, ARG2): New.
11607 (MERGE_GPRf, MERGE_GPRt): New.
11608 (DELAYt, DELAYf): New.
11609 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11610 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11611 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11612 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11613 (SFOP): Renamed to...
11614 (OPSF3): This, and macro-ified. Updated all uses.
11615 (SFOP2): Renamed to...
11616 (OPSF2): This, and macro-ified. Updated all uses.
11617 (SFCMP): Renamed to...
11618 (CMPSF): This, and macro-ified. Updated all uses.
11619 (SFREVCMP): Renamed to...
11620 (REVCMPSF): This, and macro-ified. Updated all uses.
11621 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11622 (LDDBL1, LDDBL2, RETDBL): Deleted.
11623 (DFOP): Renamed to...
11624 (OPDF3): This, and macro-ified. Updated all uses.
11625 (DFOP2): Renamed to...
11626 (OPDF2): This, and macro-ified. Updated all uses.
11627 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11628 (DFCMP): Renamed to...
11629 (CMPDF): This, and macro-ified. Updated all uses.
11630 (DFREVCMP): Renamed to...
11631 (REVCMPDF): This, and macro-ified. Updated all uses.
11632 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11633 (RET_FUNCTION): New.
11634 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11635 (__mips16_ret_sc, __mips16_ret_dc): New.
11636 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11637 STUB_ARGS_6, STUB_ARGS_10): New.
11638 (CALL_STUB_NO_RET): New.
11639 (__mips16_call_stub_1): Macro-ified.
11640 (__mips16_call_stub_5): Macro-ified.
11641 (__mips16_call_stub_2): Macro-ified.
11642 (__mips16_call_stub_6): Macro-ified.
11643 (__mips16_call_stub_9): Macro-ified.
11644 (__mips16_call_stub_10): Macro-ified.
11645 (CALL_STUB_RET): New.
11646 (__mips16_call_stub_sf_0): Macro-ified.
11647 (__mips16_call_stub_sf_1): Macro-ified.
11648 (__mips16_call_stub_sf_5): Macro-ified.
11649 (__mips16_call_stub_sf_2): Macro-ified.
11650 (__mips16_call_stub_sf_6): Macro-ified.
11651 (__mips16_call_stub_sf_9): Macro-ified.
11652 (__mips16_call_stub_sf_10): Macro-ified.
11653 (__mips16_call_stub_df_0): Macro-ified.
11654 (__mips16_call_stub_df_1): Macro-ified.
11655 (__mips16_call_stub_df_5): Macro-ified.
11656 (__mips16_call_stub_df_2): Macro-ified.
11657 (__mips16_call_stub_df_6): Macro-ified.
11658 (__mips16_call_stub_df_9): Macro-ified.
11659 (__mips16_call_stub_df_10): Macro-ified.
11660 (__mips16_call_stub_sc_0): New.
11661 (__mips16_call_stub_sc_1): New.
11662 (__mips16_call_stub_sc_5): New.
11663 (__mips16_call_stub_sc_2): New.
11664 (__mips16_call_stub_sc_6): New.
11665 (__mips16_call_stub_sc_9): New.
11666 (__mips16_call_stub_sc_10): New.
11667 (__mips16_call_stub_dc_0): New.
11668 (__mips16_call_stub_dc_1): New.
11669 (__mips16_call_stub_dc_5): New.
11670 (__mips16_call_stub_dc_2): New.
11671 (__mips16_call_stub_dc_6): New.
11672 (__mips16_call_stub_dc_9): New.
11673 (__mips16_call_stub_dc_10): New.
11675 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11676 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11677 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11679 2007-05-23 Ian Lance Taylor <iant@google.com>
11681 * doc/invoke.texi (Invoking GCC): Document that the order of the
11684 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11687 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11688 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11689 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11693 * config/score/score.c (score_print_operand): Make sure that only
11694 lower bits are used.
11696 2007-05-22 Ian Lance Taylor <iant@google.com>
11698 * tree-vrp.c (avoid_overflow_infinity): New static function,
11699 broken out of set_value_range_to_value.
11700 (set_value_range_to_value): Call avoid_overflow_infinity.
11701 (extract_range_from_assert): Likewise.
11703 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11705 PR middle-end/31095
11706 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11707 change the type before looking for a COMPOUND_EXPR.
11709 2007-05-22 Ian Lance Taylor <iant@google.com>
11711 * lower-subreg.c (decompose_multiword_subregs): If we change an
11712 insn, call remove_retval_note on it.
11714 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11716 * regs.h (end_hard_regno): New function.
11717 (END_HARD_REGNO, END_REGNO): New macros.
11718 (add_to_hard_reg_set): New function.
11719 (remove_from_hard_reg_set): Likewise.
11720 (in_hard_reg_set_p): Likewise.
11721 (overlaps_hard_reg_set_p): Likewise.
11722 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11723 (note_btr_set): Use END_HARD_REGNO.
11724 * caller-save.c (setup_save_areas): Use end_hard_regno.
11725 (mark_set_regs): Use END_HARD_REGNO.
11726 (add_stored_regs): Use end_hard_regno.
11727 (mark_referenced_regs): Use add_to_hard_reg_set.
11728 * combine.c (update_table_tick): Use END_REGNO.
11729 (record_value_for_reg): Likewise.
11730 (record_dead_and_set_regs): Likewise.
11731 (get_last_value_validate): Likewise.
11732 (use_crosses_set_p): Likewise.
11733 (reg_dead_at_p_1): Likewise.
11734 (reg_dead_at_p): Likewise.
11735 (mark_used_regs_combine): Use add_to_hard_reg_set.
11736 (move_deaths): Use END_HARD_REGNO.
11737 (reg_bitfield_target_p): Use end_hard_regno.
11738 (distribute_notes): Use END_HARD_REGNO.
11739 * cse.c (mention_regs): Use END_REGNO.
11740 (insert): Use add_to_hard_reg_set.
11741 (invalidate): Use END_HARD_REGNO.
11742 (invalidate_for_call): Likewise.
11743 (exp_equiv_p): Use END_REGNO.
11744 (cse_insn): Likewise.
11745 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11746 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11747 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11748 * function.c (keep_stack_depressed): Use end_hard_regno.
11749 * global.c (global_alloc): Use end_hard_regno.
11750 (global_conflicts): Use add_to_hard_reg_set instead of
11752 (find_reg): Likewise.
11753 (mark_reg_store): Likewise.
11754 (mark_reg_conflicts): Likewise.
11755 (mark_reg_death): Use remove_from_hard_reg_set.
11756 (mark_reg_live_nc): Delete.
11757 (set_preference): Use end_hard_regno.
11758 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11759 remove_from_hard_reg_set.
11760 (post_mark_life): Use add_to_hard_reg_set.
11761 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11762 (reg_becomes_live): Use add_to_hard_reg_set.
11763 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11764 (peep2_find_free_register): Use add_to_hard_reg_set.
11765 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11766 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11767 * regrename.c (note_sets): Use add_to_hard_reg_set.
11768 (clear_dead_regs): Use remove_from_hard_reg_set.
11769 (regrename_optimize): Use add_to_hard_reg_set.
11770 (find_oldest_value_reg): Use in_hard_reg_set_p.
11771 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11772 (hard_reg_set_here_p): Use end_hard_regno.
11773 (decompose): Likewise.
11774 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11775 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11776 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11777 (mark_home_live): Use end_hard_regno.
11778 (spill_hard_reg): Likewise.
11779 (clear_reload_reg_in_use): Likewise.
11780 * reorg.c (delete_prior_computation): Use END_REGNO.
11781 * resource.c (update_live_status): Use END_HARD_REGNO.
11782 (mark_referenced_resources): Use add_to_hard_reg_set.
11783 (mark_set_resources): Likewise.
11784 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11785 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11786 (reg_overlap_mentioned_p): Likewise.
11787 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11788 (covers_regno_no_parallel_p): Use END_REGNO.
11789 (find_regno_note): Likewise.
11790 (find_reg_fusage): Use END_HARD_REGNO.
11791 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11792 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11794 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11796 * mode-switching.c (reg_dies): Change type of second argument to
11798 (optimize_mode_switching): Update accordingly.
11800 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11802 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11804 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11805 (hard_reg_set_empty_p): ...these new functions.
11806 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11807 GO_IF_HARD_REG_SUBSET.
11808 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11809 instead of GO_IF_HARD_REG_EQUAL.
11810 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11811 instead of GO_IF_HARD_REG_EQUAL.
11812 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11813 GO_IF_HARD_REG_SUBSET.
11814 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11815 GO_IF_HARD_REG_EQUAL.
11816 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11817 of GO_IF_HARD_REG_SUBSET.
11818 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11819 instead of GO_IF_HARD_REG_EQUAL.
11820 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11821 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11822 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11823 of GO_IF_HARD_REG_SUBSET,
11824 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11825 GO_IF_HARD_REG_SUBSET.
11826 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11827 instead of GO_IF_HARD_REG_EQUAL.
11828 * config/sh/sh.c (push_regs, calc_live_regs): Use
11829 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11830 (hard_regs_intersect_p): Delete.
11832 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11834 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11836 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11837 Richard Henderson <rth@redhat.com>
11839 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11841 (x86_64-*-*): Likewise.
11843 * i386/i386-modes.def (V2QI): New.
11845 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11847 (override_options): Support SSE4.1.
11848 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11849 (IX86_BUILTIN_BLENDPS): Likewise.
11850 (IX86_BUILTIN_BLENDVPD): Likewise.
11851 (IX86_BUILTIN_BLENDVPS): Likewise.
11852 (IX86_BUILTIN_PBLENDVB128): Likewise.
11853 (IX86_BUILTIN_PBLENDW128): Likewise.
11854 (IX86_BUILTIN_DPPD): Likewise.
11855 (IX86_BUILTIN_DPPS): Likewise.
11856 (IX86_BUILTIN_INSERTPS128): Likewise.
11857 (IX86_BUILTIN_MOVNTDQA): Likewise.
11858 (IX86_BUILTIN_MPSADBW128): Likewise.
11859 (IX86_BUILTIN_PACKUSDW128): Likewise.
11860 (IX86_BUILTIN_PCMPEQQ): Likewise.
11861 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11862 (IX86_BUILTIN_PMAXSB128): Likewise.
11863 (IX86_BUILTIN_PMAXSD128): Likewise.
11864 (IX86_BUILTIN_PMAXUD128): Likewise.
11865 (IX86_BUILTIN_PMAXUW128): Likewise.
11866 (IX86_BUILTIN_PMINSB128): Likewise.
11867 (IX86_BUILTIN_PMINSD128): Likewise.
11868 (IX86_BUILTIN_PMINUD128): Likewise.
11869 (IX86_BUILTIN_PMINUW128): Likewise.
11870 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11871 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11872 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11873 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11874 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11875 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11876 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11877 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11878 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11879 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11880 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11881 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11882 (IX86_BUILTIN_PMULDQ128): Likewise.
11883 (IX86_BUILTIN_PMULLD128): Likewise.
11884 (IX86_BUILTIN_ROUNDPD): Likewise.
11885 (IX86_BUILTIN_ROUNDPS): Likewise.
11886 (IX86_BUILTIN_ROUNDSD): Likewise.
11887 (IX86_BUILTIN_ROUNDSS): Likewise.
11888 (IX86_BUILTIN_PTESTZ): Likewise.
11889 (IX86_BUILTIN_PTESTC): Likewise.
11890 (IX86_BUILTIN_PTESTNZC): Likewise.
11891 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11892 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11893 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11894 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11895 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11896 (bdesc_ptest): New.
11897 (bdesc_sse_3arg): Likewise.
11898 (bdesc_2arg): Likewise.
11899 (bdesc_1arg): Likewise.
11900 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
11902 (ix86_expand_sse_4_operands_builtin): New.
11903 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
11904 smaller than 8 bits as the 2nd arg.
11905 (ix86_expand_sse_ptest): New.
11906 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
11907 (ix86_expand_vector_set): Support SSE4.1.
11908 (ix86_expand_vector_extract): Likewise.
11910 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11911 __SSE4_1__ for -msse4.1.
11913 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
11914 (UNSPEC_INSERTPS): Likewise.
11915 (UNSPEC_DP): Likewise.
11916 (UNSPEC_MOVNTDQA): Likewise.
11917 (UNSPEC_MPSADBW): Likewise.
11918 (UNSPEC_PHMINPOSUW): Likewise.
11919 (UNSPEC_PTEST): Likewise.
11920 (UNSPEC_ROUNDP): Likewise.
11921 (UNSPEC_ROUNDS): Likewise.
11923 * config/i386/i386.opt (msse4.1): New for SSE4.1.
11925 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
11926 (const_pow2_1_to_32768_operand): Likewise.
11928 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
11931 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
11933 (sse4_1_insertps): Likewise.
11934 (*sse4_1_extractps): Likewise.
11935 (sse4_1_ptest): Likewise.
11936 (sse4_1_mulv2siv2di3): Likewise.
11937 (*sse4_1_mulv4si3): Likewise.
11938 (*sse4_1_smax<mode>3): Likewise.
11939 (*sse4_1_umax<mode>3): Likewise.
11940 (*sse4_1_smin<mode>3): Likewise.
11941 (*sse4_1_umin<mode>3): Likewise.
11942 (sse4_1_eqv2di3): Likewise.
11943 (*sse4_1_pinsrb): Likewise.
11944 (*sse4_1_pinsrd): Likewise.
11945 (*sse4_1_pinsrq): Likewise.
11946 (*sse4_1_pextrb): Likewise.
11947 (*sse4_1_pextrb_memory): Likewise.
11948 (*sse4_1_pextrw_memory): Likewise.
11949 (*sse4_1_pextrq): Likewise.
11950 (sse4_1_blendpd): Likewise.
11951 (sse4_1_blendps): Likewise.
11952 (sse4_1_blendvpd): Likewise.
11953 (sse4_1_blendvps): Likewise.
11954 (sse4_1_dppd): Likewise.
11955 (sse4_1_dpps): Likewise.
11956 (sse4_1_movntdqa): Likewise.
11957 (sse4_1_mpsadbw): Likewise.
11958 (sse4_1_packusdw): Likewise.
11959 (sse4_1_pblendvb): Likewise.
11960 (sse4_1_pblendw): Likewise.
11961 (sse4_1_phminposuw): Likewise.
11962 (sse4_1_extendv8qiv8hi2): Likewise.
11963 (*sse4_1_extendv8qiv8hi2): Likewise.
11964 (sse4_1_extendv4qiv4si2): Likewise.
11965 (*sse4_1_extendv4qiv4si2): Likewise.
11966 (sse4_1_extendv2qiv2di2): Likewise.
11967 (*sse4_1_extendv2qiv2di2): Likewise.
11968 (sse4_1_extendv4hiv4si2): Likewise.
11969 (*sse4_1_extendv4hiv4si2): Likewise.
11970 (sse4_1_extendv2hiv2di2): Likewise.
11971 (*sse4_1_extendv2hiv2di2): Likewise.
11972 (sse4_1_extendv2siv2di2): Likewise.
11973 (*sse4_1_extendv2siv2di2): Likewise.
11974 (sse4_1_zero_extendv8qiv8hi2): Likewise.
11975 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
11976 (sse4_1_zero_extendv4qiv4si2): Likewise.
11977 (*sse4_1_zero_extendv4qiv4si2): Likewise.
11978 (sse4_1_zero_extendv2qiv2di2): Likewise.
11979 (*sse4_1_zero_extendv2qiv2di2): Likewise.
11980 (sse4_1_zero_extendv4hiv4si2): Likewise.
11981 (*sse4_1_zero_extendv4hiv4si2): Likewise.
11982 (sse4_1_zero_extendv2hiv2di2): Likewise.
11983 (*sse4_1_zero_extendv2hiv2di2): Likewise.
11984 (sse4_1_zero_extendv2siv2di2): Likewise.
11985 (*sse4_1_zero_extendv2siv2di2): Likewise.
11986 (sse4_1_roundpd): Likewise.
11987 (sse4_1_roundps): Likewise.
11988 (sse4_1_roundsd): Likewise.
11989 (sse4_1_roundss): Likewise.
11990 (mulv4si3): Don't expand for SSE4.1.
11991 (smax<mode>3): Likewise.
11992 (umaxv4si3): Likewise.
11993 (uminv16qi3): Likewise.
11994 (umin<mode>3): Likewise.
11995 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
11997 * doc/extend.texi: Document SSE4.1 built-in functions.
11999 * doc/invoke.texi: Document -msse4.1.
12001 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12003 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12004 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12005 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12006 (ASM_SPEC): Add asm_pcrel_spec.
12007 (EXTRA_SPECS): Add asm_pcrel_spec.
12009 2007-05-21 David Daney <ddaney@avtrex.com>
12011 * doc/install.texi (Building a cross compiler): Add requirements
12012 for Java cross compiler.
12014 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12016 PR middle-end/31995
12017 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12018 Add loopno argument. Use evolution_function_is_invariant_rec_p
12019 instead of evolution_function_is_constant_p.
12020 Update calls to evolution_function_is_affine_multivariate_p.
12021 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12022 Add loopno argument.
12023 * tree-scalar-evolution.c (gather_chrec_stats): Call
12024 evolution_function_is_affine_multivariate_p with a loop
12026 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12027 (analyze_overlapping_iterations): Likewise.
12028 (access_functions_are_affine_or_constant_p): Likewise.
12029 (build_classic_dist_vector_1): If the access functions
12030 are equal, don't do anything.
12032 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12033 Paolo Carlini <pcarlini@suse.de>
12034 Uros Bizjak <ubizjak@gmail.com>
12036 * c-cppbuiltin.c (c_cpp_builtins): Define
12037 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12038 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12039 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12040 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12042 2007-05-21 Mike Stump <mrs@apple.com>
12044 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12046 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12048 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12050 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12051 implementation if __OPTIMIZE__ is not defined.
12052 (_mm_alignr_pi8): Ditto.
12053 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12054 (_mm_inserti_si64): Ditto.
12055 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12056 (_mm_slli_epi16): Ditto.
12057 (_mm_slli_epi32): Ditto.
12058 (_mm_slli_epi64): Ditto.
12059 (_mm_srai_epi16): Ditto.
12060 (_mm_srai_epi32): Ditto.
12061 (_mm_srli_si128): Ditto.
12062 (_mm_slli_si128): Ditto.
12063 (_mm_srli_epi16): Ditto.
12064 (_mm_srli_epi32): Ditto.
12065 (_mm_srli_epi64): Ditto.
12066 (_mm_extract_epi16): Ditto.
12067 (_mm_insert_epi16): Ditto.
12068 (_mm_shufflehi_epi16): Ditto.
12069 (_mm_shufflelo_epi16): Ditto.
12070 (_mm_shuffle_epi32): Ditto.
12071 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12072 (_m_pextrw): Ditto.
12073 (_mm_insert_pi16): Ditto.
12074 (_m_pinsrw): Ditto.
12075 (_mm_shuffle_pi16): Ditto.
12076 (_m_pshufw): Ditto.
12077 (_mm_shufle_ps): Ditto.
12078 (_mm_prefetch): Ditto.
12080 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12082 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12083 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12084 * real.c (encode_i370_single, decode_i370_single,
12085 encode_i370_double, decode_i370_double): Functions removed.
12086 (i370_single_format, i370_double_format): Initializations removed.
12087 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12088 Consider the log2_b field to always be one.
12089 (ieee_single_format, mips_single_format, coldfire_single_format,
12090 ieee_double_format, mips_double_format, coldfire_double_format,
12091 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12092 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12093 ibm_extended_format, mips_extended_format, ieee_quad_format,
12094 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12095 decimal_single_format, decimal_double_format, decimal_quad_format,
12096 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12097 initialization of log2_b.
12098 * real.h (i370_single_format, i370_double_format): Declarations
12100 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12101 field to always be one.
12103 2007-05-21 Andreas Schwab <schwab@suse.de>
12105 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12106 NOTE_INSN_BASIC_BLOCK_P.
12107 (process_for_unwind_directive): Likewise.
12109 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12111 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12112 * function.h (struct function): Move va_list_gpr_size,
12113 va_list_fpr_size, function_frequency to front of bitfields. Add
12115 (current_function_calls_unwind_init): New.
12116 * except.c (expand_builtin_unwind_init): Set
12117 current_function_calls_unwind_init not
12118 current_function_has_nonlocal_label.
12119 * reload1.c (has_nonexceptional_receiver): New.
12120 (reload): Use it and current_function_calls_unwind_init to
12121 determine whether call-saved regs must be saved.
12123 2007-05-20 Jan Hubicka <jh@suse.cz>
12125 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12126 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12127 * ddg.c (create_ddg): LIkewise.
12128 * final.c (final): Remove hunk moving line number notes around since
12129 they are no longer present at this stage.
12130 (final_scan_insn): Use NOTE_KIND instead of
12131 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12132 (output_asm_label): Likewise.
12133 * reorg.c (dbr_schedule): Likewise.
12134 * haifa-sched.c (unlink_other_notes): Likewise.
12135 * mode-switching.c (optimize_mode_switching): Likewise.
12136 * graph.c (start_bb): Likewise.
12137 * rtl.def (NOTE): Update description.
12138 * jump.c (squeeze_notes): Delete.
12139 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12140 NOTE_INSN_BASIC_BLOCK_P when possible.
12141 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12142 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12143 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12144 (dwarf2out_var_location): Likewise.
12145 * cfgbuild.c (make_edges): Likewise.
12146 (find_basic_blocks_1): Likewise.
12147 * function.c (reorder_blocks_1): Likewise.
12148 (epilogue_done): Likewise.
12149 (reposition_prologue_and_epilogue_notes): Likewise.
12150 * print-rtl.c (print_rtx): Likewise; drop code for printing
12152 (print_rtl): Likewise.
12153 (print_rtl_single): Likewise.
12154 * gcse.c (insert_insn_start_bb): Likewise.
12155 * alias.c (init_alias_analysis): Likewise.
12156 * calls.c (fixup_tail_calls): Likewise.
12157 * except.c (sjlj_emit_function_enter): Likewise.
12158 * emit-rtl.c (add_insn_after): Likeiwse.
12159 (emit_label_before): Likewise.
12160 (emit_label_after): Likewise.
12161 (emit_note_before, emit_note_after, emit_note): Update
12162 parameter to be enum insn_note; do not deal with source
12164 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12165 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12167 (merge_blocks_move_successor_nojumps): Simplify now when
12168 we don't have BLOCK notes.
12169 (try_optimize_cfg): Likewise.
12170 * cfglayout.c (skip_insns_after_block): Likewise.
12171 (record_effective_endpoints): Likewise.
12172 (duplicate_insn_chain): Likewise.
12173 * varasm.c (output_constant_pool_1): Likewise.
12174 * sched-deps.c (sched_analyze): Likewise.
12175 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12177 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12178 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12179 (SET_INSN_DELETED): Simplify.
12180 (NOTE_LINE_NUMBER): Exterminate.
12181 (NOTE_LINE_KIND): New.
12182 (NOTE_INSN_BASIC_BLOCK_P): Update.
12183 (enum insn_note): Simplify.
12184 (GET_NOTE_INSN_NAME) Simplify.
12185 (emit_note_before, emit_note_after, emit_note): Update prototype.
12186 (squeeze_notes): Remove.
12187 * sched-int.h (NOTE_NOT_BB_P): Update.
12188 * resource.c (mark_target_live_regs): Update.
12189 * sched-rgn.c (debug_dependencies): Update.
12190 * sched-vis.c (print_insn): Update.
12191 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12192 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12193 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12194 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12195 (split_branches): Update.
12196 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12198 (sh_adjust_unroll_max): Exterminate.
12199 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12200 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12201 (m68hc11_reorg): Likewise.
12202 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12203 (emit_predicate_relation_info): Update.
12204 (process_for_unwind_directive): Update.
12205 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12206 (output_call): Update.
12207 * config/pa/pa.c (output_lbranch): Update.
12208 (output_millicode_call): Update.
12209 (output_call): Update.
12210 (pa_combine_instructions): Update.
12211 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12212 * config/bfin/bfin.c (gen_one_bundle): Update.
12213 * cfgrtl.c (can_delete_note_p): Update.
12214 (delete_insn): Update.
12215 (rtl_merge_blocks): Update.
12216 (commit_one_edge_insertion): Update.
12217 (rtl_verify_flow_info): Update.
12218 * stmt.c (expand_case): Do not call squeeze_notes.
12220 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12227 * c.opt (Wtype-limits): New.
12228 * doc/invoke.texi (Wtype-limits): Document it.
12229 (Wextra): Enabled by -Wextra.
12230 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12231 * c-common.c (shorten_compare): Warn with Wtype-limits.
12233 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12235 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12236 inlined function, not as a macro.
12237 (_mm_alignr_pi8): Ditto.
12238 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12239 (_mm_inserti_si64): Ditto.
12240 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12241 (_mm_extract_epi16): Ditto.
12242 (_mm_insert_epi16): Ditto.
12243 (_mm_shufflehi_epi16): Ditto.
12244 (_mm_shufflelo_epi16): Ditto.
12245 (_mm_shuffle_epi32): Ditto.
12246 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12247 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12249 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12251 (_m_to_float): Use C89 compatible assignment.
12253 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12256 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12258 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12261 * doc/invoke.texi (Wreturn-type): Complete description.
12262 (Wextra): Delete item about return-type warning.
12263 * c-decl.c: Delete redundant Wextra warning.
12265 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12268 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12269 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12270 inlined function, not as a macro.
12271 (_mm_prefetch): Ditto.
12272 (_m_pextrw): Ditto.
12273 (_mm_insert_pi16): Ditto.
12274 (_m_pinsrw): Ditto.
12275 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12276 (_m_pshufw): Ditto. Add const to __N argument.
12277 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12278 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12279 (_mm_slli_epi32): Ditto.
12280 (_mm_srli_si128): Implement as always inlined function, not as a
12281 macro. Add __inline to function declaration.
12282 (_mm_slli_si128): Ditto.
12284 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12286 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12287 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12289 (struct fenv): New structure.
12290 (FP_HANDLE_EXCEPTIONS): New define.
12291 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12292 (_FP_DECL_EXP): New define.
12293 (FP_INIT_ROUNDMODE): New define.
12294 (FP_ROUNDMODE): New define.
12296 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12298 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12299 (Wconversion): Update description.
12300 (Wconversion-sign): New.
12301 * c.opt (Wconversion-sign): New.
12302 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12303 means disabled for C++. Otherwise, take the status of Wconversion.
12304 * c-common.c (conversion_warning): Warn with either Wconversion or
12306 (warnings_for_convert_and_check): Conditions are already checked by
12307 conversion_warning.
12308 (convert_and_check): Don't check warnings if the conversion failed.
12310 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12311 Anatoly Sokolov <aesok@dol.ru>
12313 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12314 avr_epilogue_uses) : Add declaration.
12315 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12316 * config/avr/constraints.md (R): New constraint.
12317 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12318 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12319 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12320 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12321 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12322 call_prologue_saves, epilogue_restores, return_from_epilogue,
12323 return_from_main_epilogue, return_from_interrupt_epilogue,
12324 return_from_naked_epilogue, prologue, epilogue): New patterns.
12325 (jump): Handle symbol reference.
12326 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12327 avr_output_function_prologue, avr_output_function_epilogue): Remove
12329 (avr_init_machine_status, expand_prologue, expand_epilogue,
12330 avr_asm_function_end_prologue, avr_epilogue_uses,
12331 avr_asm_function_begin_epilogue): New functions.
12332 (prologue_size, epilogue_size, jump_tables_size): Remove global
12334 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12335 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12336 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12337 (avr_override_options): Initialise init_machine_status.
12338 (output_movhi): Handle all stack pointer loads.
12339 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12340 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12341 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12342 (EPILOGUE_USES) Redefine.
12343 (machine_function) Declare.
12345 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12347 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12348 Use a single return statement.
12350 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12352 PR middle-end/30250
12353 * builtins.c (do_mpfr_lgamma_r): New.
12354 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12355 * tree.h (CASE_FLT_FN_REENT): New.
12357 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12359 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12360 (output_die): Use 'unsigned long' with %x.
12361 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12362 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12363 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12365 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12367 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12372 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12373 true if function has no argument.
12375 2007-05-18 DJ Delorie <dj@redhat.com>
12377 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12378 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12380 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12382 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12383 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12384 count_trailing_zeros.
12385 (__i386__): Implement count_leading_zeros using __builtin_clz().
12386 Implement count_trailing_zeros usign __builtin_ctz().
12388 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12390 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12392 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12394 PR middle-end/31344
12395 * expr.c (emit_move_change_mode): Change mode of push operands here.
12397 2007-05-17 Ian Lance Taylor <iant@google.com>
12399 PR tree-optimization/31953
12400 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12401 Change all callers.
12402 (set_value_range_to_null): Call set_value_range_to_value.
12403 (extract_range_from_comparison): Likewise.
12405 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12407 * toplev.c (print_version): Output GMP/MPFR version info.
12409 * builtins.c (CASE_MATHFN_REENT): New macro.
12410 (mathfn_built_in): Use it.
12411 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12412 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12413 BUILT_IN_LGAMMAL_R): New.
12414 * doc/extend.texi: Document new builtins.
12416 PR middle-end/31796
12417 * builtins.c (do_mpfr_remquo): New.
12418 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12419 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12421 PR middle-end/30251
12422 * builtins.c (fold_builtin_1): Handle y0, y1.
12423 (fold_builtin_2): Handle yn.
12425 PR middle-end/30251
12426 * builtins.c (do_mpfr_bessel_n): New.
12427 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12428 (fold_builtin_2): Handle BUILT_IN_JN.
12430 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12433 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12434 TYPE_PRECISION (intmax_type_node).
12436 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12439 * reload.c (subst_reloads): Remove checking.
12441 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12443 PR rtl-optimization/31691
12444 * combine.c (simplify_set): Build a new src pattern instead of
12445 substituting its operands in the COMPARE case.
12447 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12449 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12450 (execute_vrp): Preserve loops through jump threading.
12451 * tree-ssa-threadupdate.c (thread_single_edge,
12452 dbds_continue_enumeration_p, determine_bb_domination_status,
12453 thread_through_loop_header): New functions.
12454 (create_edge_and_update_destination_phis,
12455 create_edge_and_update_destination_phis): Set loops for the new blocks.
12456 (prune_undesirable_thread_requests): Removed.
12457 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12459 (thread_block): Do not call prune_undesirable_thread_requests.
12461 (mark_threaded_blocks): Select edges to thread here.
12462 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12463 Thread edges through loop headers independently.
12464 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12465 * tree-pass.h (TODO_mark_first_instance): New.
12466 (first_pass_instance): Declare.
12467 * cfghooks.c (duplicate_block): Put the block to the original loop
12468 if copy is not specified.
12469 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12470 jump threading. Pass may_peel_loop_headers to
12471 thread_through_all_blocks according to first_pass_instance.
12472 * cfgloop.h (create_preheader): Declare.
12473 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12474 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12475 * passes.c (first_pass_instance): New variable.
12476 (next_pass_1): Set TODO_mark_first_instance.
12477 (execute_todo): Set first_pass_instance.
12479 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12481 PR tree-optimization/24659
12482 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12483 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12484 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12485 OTI_vec_pack_ufix_trunc.
12486 (vec_unpacks_float_hi_optab): Define new macro.
12487 (vec_unpacks_float_lo_optab): Ditto.
12488 (vec_unpacku_float_hi_optab): Ditto.
12489 (vec_unpacku_float_lo_optab): Ditto.
12490 (vec_pack_sfix_trunc_optab): Ditto.
12491 (vec_pack_ufix_trunc_optab): Ditto.
12492 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12493 and vec_pack_[s|u]fix_trunc_optab using
12494 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12495 * tree-vectorizer.c (supportable_widening_operation): Handle
12496 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12497 (supportable_narrowing_operation): New function.
12498 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12499 * tree-vect-transform.c (vectorizable_conversion): Handle
12500 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12501 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12502 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12503 to check for target support.
12504 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12505 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12506 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12507 for VEC_PACK_FIX_TRUNC_EXPR.
12508 (expand_binop): Special case mode of the result for
12509 vec_pack_[u|s]fix_trunc_optab.
12510 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12511 vec_pack_[u|s]fix_trunc_optab.
12513 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12514 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12515 * tree-pretty-print.c (dump_generic_node): Handle
12516 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12517 VEC_PACK_FIX_TRUNC_EXPR.
12519 * expr.c (expand_expr_real_1): Ditto.
12520 * tree-inline.c (estimate_num_insns_1): Ditto.
12521 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12523 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12524 (vec_unpacks_float_lo_v8hi): Ditto.
12525 (vec_unpacku_float_hi_v8hi): Ditto.
12526 (vec_unpacku_float_lo_v8hi): Ditto.
12527 (vec_unpacks_float_hi_v4si): Ditto.
12528 (vec_unpacks_float_lo_v4si): Ditto.
12529 (vec_pack_sfix_trunc_v2df): Ditto.
12531 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12533 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12534 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12535 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12536 [vec_pack_ufix_trunc]: Ditto.
12537 [vec_unpacks_float_hi]: Ditto.
12538 [vec_unpacks_float_lo]: Ditto.
12539 [vec_unpacku_float_hi]: Ditto.
12540 [vec_unpacku_float_lo]: Ditto.
12542 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12544 * soft-fp/README: Update for new files.
12545 * soft-fp/floattisf.c: New file.
12546 * soft-fp/floattidf.c: New file.
12547 * soft-fp/floattitf.c: New file.
12548 * soft-fp/floatuntisf.c: New file.
12549 * soft-fp/floatuntidf.c: New file.
12550 * soft-fp/floatuntitf.c: New file.
12551 * soft-fp/fixsfti.c: New file.
12552 * soft-fp/fixdfti.c: New file.
12553 * soft-fp/fixtfti.c: New file.
12554 * soft-fp/fixunssfti.c: New file.
12555 * soft-fp/fixunsdfti.c: New file.
12556 * soft-fp/fixunstfti.c: New file.
12557 * soft-fp/extendxftf.c: New file.
12558 * soft-fp/trunctfxf.c: New file.
12560 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12561 (__trunctfxf2): Ditto.
12563 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12564 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12565 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12566 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12567 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12568 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12570 * config/i386/t-fprules-softfp64: New file.
12571 * config/i386/sfp-machine.h: New file.
12572 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12573 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12574 and soft-fp/t-softfp to tmake_file.
12575 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12576 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12578 * config/i386/t-linux64 (softfp_wrap_start): New.
12579 (softfp_wrap_end): New.
12580 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12581 supported for TARGET_64BIT.
12583 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12585 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12586 c_common_unsigned_type behavior.
12588 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12590 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12593 2007-05-16 Eric Christopher <echristo@apple.com>
12595 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12596 saving after stack push. Set sp_offset whenever we push.
12597 (rs6000_emit_epilogue): Move altivec register restore before
12600 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12602 * configure.ac: Allow sysroots to be relocated under $prefix as
12603 well as $exec_prefix.
12604 * configure: Regenerate.
12606 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12610 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12612 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12613 (gcc_tooldir): Likewise.
12614 * configure: Regenerate.
12615 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12616 old configure.ac gcc_tooldir setting.
12617 (prefix_to_exec_prefix): New variable.
12618 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12619 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12621 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12623 * c-typeck.c (build_binary_op): Return early for error.
12625 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12627 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12628 struct nb_iter_bound.
12629 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12630 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12631 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12632 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12633 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12634 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12635 (del_scev_info): Use ggc_free.
12636 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12637 * loop-init.c: Include ggc.h.
12638 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12639 (loop_optimizer_finalize): Use ggc_free.
12640 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12641 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12642 pass_iv_optimize): Add TODO_ggc_collect.
12643 * function.h (struct function): Remove skip marker from
12645 * cfgloop.c: Include ggc.h.
12646 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12648 (establish_preds): Vector superloops is gc allocated.
12649 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12651 (flow_loops_find): Vector larray is gc allocated.
12652 (loop_exit_free): Use ggc_free.
12653 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12654 that head of exits list is now not a part of struct loop.
12655 (record_loop_exits): Allocate exits table in gc memory.
12656 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12657 that head of exits list is now not a part of struct loop.
12658 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12659 struct loop_exit): Add GTY marker.
12660 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12661 Add skip marker to aux field. Make head of exits list a separate
12663 (struct loops): Add GTY marker. Make larray vector gc allocated.
12664 Add param marker to exits table.
12665 (get_loops): Type changed.
12666 * Makefile.in (tree-scalar-evolution.o): Add
12667 gt-tree-scalar-evolution.h dependency.
12668 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12669 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12670 * basic-block.h (struct basic_block_def): Remove skip marker from
12673 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12675 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12676 of 0 in the call to expand_expr().
12677 (expand_builtin_mathfn_3): Ditto.
12678 (expand_builtin_interclass_mathfn): Ditto.
12679 (expand_builtin_cexpi): Ditto.
12680 (expand_builtin_int_roundingfn): Ditto.
12681 (expand_builtin_int_roundingfn_2): Ditto.
12682 (expand_builtin_pow): Ditto.
12683 (expand_builtin_powi): Ditto.
12684 (expand_builtin_bswap): Ditto.
12685 (expand_builtin_unop): Ditto.
12686 (expand_builtin_fabs): Ditto.
12687 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12688 the call to expand_expr().
12689 (expand_builtin_sync_operation): Ditto.
12690 (expand_builtin_compare_and_swap): Ditto.
12691 (expand_builtin_lock_test_and_set): Ditto.
12692 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12693 instead of 0 in the call to expand_expr().
12694 (expand_builtin_extract_return_addr): Ditto.
12695 (expand_builtin_eh_return): Ditto.
12696 (expand_eh_return): Ditto.
12697 * explow.c (expr_size): Ditto.
12698 * expr.c (optimize_bitfield_assignment_op): Ditto.
12699 (expand_assignement): Ditto.
12700 (store_expr): Ditto.
12701 (store_field): Ditto.
12702 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12703 the call to expand_expr().
12704 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12705 in the call to expand_expr().
12706 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12707 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12708 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12710 * optabs.c (expand_vec_shift_expr): Ditto.
12711 (expand_vec_cond_expr): Ditto.
12712 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12713 call to expand_expr().
12714 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12715 in the call to expand_expr().
12717 2007-05-14 Dave Korn <dave.korn@artimi.com>
12719 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12721 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12723 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12724 instead of c_common_unsigned_type.
12725 (c_common_unsigned_type): Remove.
12726 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12727 c_common_unsigned_type.
12728 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12729 c_common_unsigned_type.
12730 * c-common.h (c_common_unsigned_type): Remove.
12731 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12732 c_common_unsigned_type.
12733 * c-format.c (check_format_types): Use unsigned_type_for instead of
12734 c_common_unsigned_type.
12735 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12736 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12737 of c_common_unsigned_type.
12738 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12739 lang_hooks.types.unsigned_type.
12740 * expmed.c (make_tree): Use unsigned_type_for instead of
12741 lang_hooks.types.unsigned_type.
12742 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12743 lang_hooks.types.unsigned_type.
12744 (build_range_check): Likewise.
12745 (fold_unary): Likewise.
12746 (fold_binary): Likewise.
12747 (fold_ternary): Likewise.
12748 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12749 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12750 * tree.c (get_unsigned_type): New.
12751 (unsigned_type_for): Use get_unsigned_type instead of
12752 lang_hooks.types.unsigned_type.
12754 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12756 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12757 to m68k_get_function_kind. Update its prototype.
12758 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12760 (m68k_interrupt_function_p): Return enum m68k_function_type
12761 instead of bool. Rename to m68k_get_function_kind.
12762 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12763 target is not fido.
12764 (m68k_compute_frame_layout): Don't mark any register for save
12765 if an interrupt_thread attribute is specified.
12766 (m68k_hard_regno_rename_ok): Update a use of
12767 m68k_interrupt_function_p.
12768 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12769 m68k_interrupt_function_p.
12770 (m68k_function_type): New.
12771 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12772 for a function with an interrupt_thread attribute.
12773 * doc/extend.texi: Document the interrupt_thread attribute.
12775 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12777 Fix PR tree-optimization/31911
12778 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12779 if they didn't change the expression.
12781 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12783 * tree-scalar-evolution.c (resolve_mixers): Exported.
12784 * tree-scalar-evolution.h (resolve_mixers): Declare.
12785 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12786 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12787 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12788 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12789 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12790 strip_conversion, analyze_offset_expr, address_analysis,
12791 object_analysis, analyze_offset): Removed.
12792 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12793 split_constant_offset, canonicalize_base_object_address,
12794 object_address_invariant_in_loop_p, disjoint_objects_p,
12795 dr_may_alias_p, dr_address_invariant_p): New functions.
12796 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12797 and dr_analyze_alias.
12798 (initialize_data_dependence_relation): Use dr_may_alias_p
12799 and object_address_invariant_in_loop_p.
12800 (compute_self_dependence): Handle the case when
12801 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12802 (find_data_references_in_stmt): Restrict the analysis of data
12803 references to the given loop nest.
12804 (find_data_references_in_loop): Made static. Pass loop nest to
12805 find_data_references_in_stmt.
12806 (compute_data_dependences_for_loop): Use DR_VOPS.
12807 (free_data_ref): Free DR_VOPS.
12808 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12809 (struct innermost_loop_behavior): ... new.
12810 (struct base_object_info): Replaced by ...
12811 (struct indices): ... new.
12812 (struct dr_alias): New.
12813 (enum data_ref_type): Removed.
12814 (struct data_reference): Consist of struct innermost_loop_behavior,
12815 struct indices and struct dr_alias.
12816 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12817 (DR_MEMTAG): Renamed to ...
12818 (DR_SYMBOL_TAG): ... this.
12819 (find_data_references_in_loop): Declaration removed.
12820 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12821 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12822 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12823 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12825 2007-05-13 Revital Eres <eres@il.ibm.com>
12827 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12828 which walks virtual def-use chains to find redundant stores.
12829 (dse_optimize_stmt): Call it.
12831 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12833 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12834 * passes.c (init_optimization_passes): Move pass_jump_bypass
12837 * basic-block.h (bb_has_eh_pred): Fix style issue.
12839 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12841 PR rtl-optimization/31848
12842 * loop-invariant.c (move_invariant_reg): If we move an insn
12843 with a REG_EQUAL note, and that insn is not always executed,
12844 remove the REG_EQUAL note.
12846 2007-05-12 Richard Guenther <rguenther@suse.de>
12848 PR tree-optimization/31797
12849 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12850 propagate into a stmt that has volatile ops.
12852 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12854 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12855 (gcc_tooldir): Likewise.
12856 * configure: Regenerate.
12857 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12858 old configure.ac gcc_tooldir setting.
12859 (prefix_to_exec_prefix): New variable.
12860 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12861 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12863 2007-05-11 Silvius Rus <rus@google.com>
12865 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12866 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12867 * c-common.h (strict_aliasing_warning): Change return type.
12868 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12869 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12870 (build_c_cast): Condition call to strict_aliasing_warning.
12871 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12872 * flags.h (set_Wstrict_aliasing): Declare.
12873 * opts.c (set_Wstrict_alising): Define, add call to.
12874 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12875 * tree-ssa-alias-warnings.c: New file.
12876 * tree-ssa-alias.c (compute_may_aliases): Add call to
12877 strict_aliasing_warning_backend.
12879 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12881 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12882 Use loop_depth and loop_outer accessor functions.
12883 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12884 determine_invariantness_stmt, move_computations_stmt): Ditto.
12885 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12886 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12887 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12888 * tree-scalar-evolution.c (interpret_loop_phi,
12889 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12890 instantiate_parameters_1, scev_const_prop): Ditto.
12891 * cfghooks.c (make_forwarder_block): Ditto.
12892 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12893 * modulo-sched.c (loop_canon_p): Ditto.
12894 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12895 slpeel_can_duplicate_loop_p): Ditto.
12896 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12897 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12898 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12899 cancel_loop, verify_loop_structure): Ditto.
12900 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12901 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
12902 superloops vector instead of "pred" array.
12903 (establish_preds): Take father loop as an argument. Initialize the
12905 (flow_loop_tree_node_add): Pass father loop to establish_preds.
12906 Do not initialize loop->outer.
12907 (flow_loop_tree_node_remove): Truncate the superloops vector.
12908 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
12909 "pred" merged to "superloops" vector.
12910 (loop_depth, loop_outer): New.
12911 (fel_init): Use loop_outer.
12913 2007-05-11 Jan Hubicka <jh@suse.cz>
12915 * cgraphunit.c: Include gt-cgraphunit.h
12916 (static_ctors, static_dtors): New static vars.
12917 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
12918 based on implementation in c-common.c
12919 (cgraph_finalize_function): Call record_cdtor_fn.
12920 (cgraph_optimize): Call cgraph_build_cdtor_fns.
12921 * decl.c (finish_function): Do not call c_record_cdtor_fn.
12922 (c_write_global_declarations): Do not call c_build_cdtor_fns.
12923 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
12924 build_cdtor, c_build_cdtor_fns): Remove.
12925 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
12926 c_build_cdtor_fns): Remove prototype.
12928 2007-05-11 Paolo Carlini <pcarlini@suse.de>
12931 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
12932 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
12933 * builtins.c (fold_builtin_memchr): New.
12934 (expand_builtin_memchr): Call the latter.
12935 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
12936 * doc/extend.texi ([Other built-in functions provided by GCC]):
12939 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
12941 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
12942 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
12943 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
12944 PFPO_OP1_TYPE_SHIFT): Constants added.
12945 (DFP_ALL): Mode macro defined.
12946 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
12947 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
12948 Insn definitions added.
12949 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
12950 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
12953 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
12955 PR tree-optimization/31885
12956 * tree-chrec.c (chrec_contains_undetermined): Do not consider
12957 NULL_TREE to be undetermined.
12958 (automatically_generated_chrec_p): Return false for NULL.
12960 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12962 * config/bfin/bfin.h (MOVE_RATIO): Define.
12964 2007-05-10 Richard Sandiford <richard@codesourcery.com>
12966 * config.gcc (sparc-wrs-vxworks): New target.
12967 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
12968 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
12969 * config/sparc/sparc.h: Include vxworks-dummy.h.
12970 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
12971 include LABEL_REFs too.
12972 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
12973 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
12975 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
12977 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
12978 (sparc_emit_call_insn): New function.
12979 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
12980 functions when generating VxWorks PIC.
12981 * config/sparc/sparc.md (vxworks_load_got): New pattern.
12982 (call, call_value): Use sparc_emit_call_insn instead of
12985 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12987 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
12989 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12991 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
12992 for floating-point values if HOST_BITS_PER_LONG > 32. Use
12993 split_double instead of operand_subword.
12995 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12997 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
12998 * config/bfin/bfin.c (bfin_local_alignment): New function.
12999 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13001 2007-05-08 Chao-ying Fu <fu@mips.com>
13003 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13004 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13005 (smsub_widen_optab, umsub_widen_optab): Define.
13006 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13008 * genopinit.c (optabs): Fill in smsub_widen_optab and
13010 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13011 and umsub_widen_optab to implement multiply-subtract sequences.
13012 * config/mips/mips.md (*msac<u>_di): Rename to...
13013 (<u>msubsidi4): ...this. Extend condition to include
13014 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13015 of operand 0 to "ka" and use the three-operand form of msub<u>
13017 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13020 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13022 PR rtl-optimization/28011
13023 * reload.c (push_reload): Set dont_share if IN appears in OUT
13024 also when IN is a PLUS rtx.
13025 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13028 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13030 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13031 call unshare_all_decls.
13032 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13033 (unshare_all_decls): Remove.
13035 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13038 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13041 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13042 Nigel Stephens <nigel@mips.com>
13044 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13045 Update comments and all uses.
13046 (MIN_FPRS_PER_FMT): Define.
13047 * config/mips/mips.c (function_arg): Fix to correctly handle
13048 the -mips32r2 -mfp64 -mabi=32 case.
13049 (override_options): Enable use of odd-numbered registers for
13050 SFmode values on MIPS32.
13051 (mips_save_reg_p): Save whole floating-point register pair if
13052 either half is used.
13053 (compute_frame_size): Fix comment.
13055 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13057 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13058 argument of type bool.
13059 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13060 argument. Safely select temporary P register according to it.
13061 (do_link): Change call site of add_to_reg accordingly.
13062 (do_unlink): Add epilogue_p as a fourth argument and pass it
13064 (expand_interrupt_handler_epilogue): Change call of do_unlink
13066 (bfin_expand_prologue): Add a third argument sibcall_p.
13067 * config/bfin/bfin.md (epilogue): Change call of
13068 bfin_expand_epilogue accordingly.
13069 (sibcall_epilogue): Likewise.
13070 (eh_return_internal): Likewise.
13072 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13073 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13074 * config/bfin/bfin.c (bfin_handle_option): Handle
13075 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13076 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13077 Support bf534, bf536 and bf561.
13078 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13080 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13083 * config/i386/i386.c (ix86_function_regparm): Process local
13084 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13086 2007-05-07 Mike Stump <mrs@apple.com>
13088 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13089 also checks for and while statements in C++.
13091 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13093 * gcc.c (at_file_supplied): New variable.
13094 (main): Set it if we expanded argv.
13095 (do_spec_1): Pass an @-file to the linker if we were called with
13096 an @-file argument and HAVE_GNU_LD.
13097 * collect2.c (at_file_supplied): New variable.
13098 (response_file): New variable.
13099 (collect_exit): Unlink response_file if necessary.
13100 (handler): Likewise.
13101 (do_wait): Likewise.
13102 (main): Set at_file_supplied if we expanded argv.
13103 (collect_execute): Pass an @-file to subprocesses if we were called
13104 with an @-file argument.
13105 * configure.ac: Add define for HAVE_GNU_LD.
13106 * configure: Regenerate.
13107 * config.in: Regenerate.
13109 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13111 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13112 operand to HI mode.
13117 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13119 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13120 (TARGET_ENCODE_SECTION_INFO): Re-define.
13121 (m32c_encode_section_info): New
13122 (function_vector_handler): New
13123 (current_function_special_page_vector): New
13124 (m32c_special_page_vector_p): New.
13125 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13127 * config/m32c/jump.md: Added instruction JSRS for functions
13128 with attribute "function_vector".
13129 * doc/extend.texi (function_vector): Added description
13130 for M16C, M32C targets.
13132 2007-05-07 DJ Delorie <dj@redhat.com>
13135 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13136 ashrpsi3, lshrpsi3): Update shift count constraint.
13138 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13139 Nathan Froyd <froydnj@codesourcery.com>
13142 * c-incpath.c (add_path): Strip trailing path separators.
13144 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13146 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13147 Free dominance info before purging EH edges.
13148 (eliminate_degenerate_phis): Likewise.
13149 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13151 2007-05-07 Jan Hubicka <jh@suse.cz>
13153 * gimplify.c (gimplify_expr): Do not crash when folding
13154 (void *)(int)&a + 4.
13156 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13159 * c-opts.c (lang_fortran): Make it non static.
13160 * c-common.h (lang_fortran): New prototype.
13161 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13162 -lang-fortran option was passed by the driver.
13164 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13166 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13167 of ASSERT_CHECKING. Tweak message.
13169 2007-05-06 Revital Eres <eres@il.ibm.com>
13172 * loop-unroll.c (insert_var_expansion_initialization):
13173 Initialize the expansions with -zero instead of +zero.
13175 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13177 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13178 into pic and non-pic versions. Mark r19 as used for
13179 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13180 for tgd_load, tld_load and tie_load .
13181 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13182 version of tgd_load, tld_load and tie_load depending on the
13185 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13186 Jakub Jelinek <jakub@redhat.com>
13188 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13189 (__do_global_dtors_aux): Use more paranoid loop to run
13190 destructors if HIDDEN_DTOR_LIST_END.
13191 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13193 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13195 * varasm.c (align_variable): Don't increase alignment for
13196 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13197 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13199 2007-05-04 Josh Conner <jconner@apple.com>
13201 * basic-block.h (cdi_direction): Assign values to all enumeration
13203 (dom_computed): Remove.
13204 (dom_info_state): New.
13205 (set_dom_info_availability): New.
13206 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13207 walk_data.dom_direction.
13208 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13209 instead of dom_computed[].
13210 (split_edge): Likewise.
13211 (create_basic_block): Likewise.
13212 (merge_blocks): Likewise.
13213 * ifcvt.c (find_if_header): Likewise.
13214 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13215 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13216 * tree-ssa.c (verify_ssa): Likewise.
13217 * tree-cfg.c (tree_verify_flow_info): Likewise.
13218 (remove_edge_and_dominated_blocks): Likewise.
13219 * dominance.c (dom_computed): Make static.
13220 (calc_dfs_tree_nonrec): Change third param to a bool.
13221 (calc_dfs_tree): Change second param to a bool.
13222 (calc_idioms): Change second param to a bool. Use
13223 dom_convert_dir_to_idx.
13224 (init_dom_info): Validate dir before using.
13225 (dom_convert_dir_to_idx): New.
13226 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13227 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13228 (free_dominance_info): Use dom_convert_dir_to_idx.
13229 (get_immediate_dominator): Likewise.
13230 (set_immediate_dominator): Likewise.
13231 (get_dominated_by): Likewise.
13232 (redirect_immediate_dominators): Likewise.
13233 (nearest_common_denominator): Likewise.
13234 (dominated_by_p): Likewise.
13235 (bb_dom_dfs_in): Likewise.
13236 (bb_dom_dfs_out): Likewise.
13237 (recount_dominator): Likewise.
13238 (iterate_fix_dominators): Likewise.
13239 (add_to_dominance_info): Likewise.
13240 (delete_from_dominance_info): Likewise.
13241 (first_dom_son): Likewise.
13242 (next_dom_son): Likewise.
13243 (dom_info_available_p): Likewise.
13244 (dom_info_state): New.
13245 (set_dom_info_availability): New.
13247 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13249 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13251 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13253 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13255 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13256 (subdi3, subdi_carry): Delete.
13258 2007-05-04 Jan Hubicka <jh@suse.cz>
13259 Richard Guenther <rguenther@suse.de>
13261 * opts.c (decode_options): Do not fiddle with inlining
13262 parameters in case of optimizing for size.
13263 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13264 for size do nothing.
13265 (cgraph_decide_inlining_of_small_function): When optimizing for
13266 size never inline functions increasing caller size.
13267 (cgraph_early_inlining): Inline for size when optimizing for size.
13269 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13271 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13272 logical operations piecewise.
13273 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13274 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13275 subdi_sesidi_di): Delete.
13276 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13277 the generated sequence. Allow three-reg add in constraints. Rewrite
13278 the rtl expression for carry to avoid zero_extend of a constant.
13279 (sub_with_carry): New pattern.
13280 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13281 different sequence not involving jumps.
13282 (notbi): Now a named pattern.
13284 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13286 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13287 Add the note about a significant loss of accuracy of some
13288 mathematical routines when these options are used.
13290 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13292 * haifa-sched.c (rtx_vec_t): New typedef.
13293 (contributes_to_priority_p): Extract piece of priority () into new
13295 (priority): Use the function. Add assertion.
13296 (rank_for_schedule, set_priorities): Add assertion to check that
13297 insn's priority is initialized.
13298 (clear_priorities, calc_priorities): Change signature. Make it update
13299 all relevant insns. Update all callers ('add_to_speculative_block ()'
13300 and 'create_block_check_twin ()').
13301 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13302 Add new field 'priority_status'.
13303 (INSN_PRIORITY_STATUS): New macro.
13304 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13306 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13308 * sched-ebb.c (debug_ebb_dependencies): New static function.
13309 (init_ready_list): Use it.
13311 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13312 with changed signature and 'debug_rgn_dependencies ()'.
13313 (debug_rgn_dependencies): New static function.
13314 (init_ready_list): Use it.
13316 * sched-int.h (debug_dependencies): Declare.
13318 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13320 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13322 2007-05-04 Dirk Mueller <dmueller@suse.de>
13324 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13326 2007-05-03 Jan Hubicka <jh@suse.cz>
13328 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13329 ((T1)X op (T1)Y), for pointer type in more cases than before.
13331 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13333 * tree-object-size.c (plus_expr_object_size): When operand size is
13334 unknown, return unknown.
13336 2007-05-03 Dirk Mueller <dmueller@suse.de>
13338 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13340 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13343 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13345 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13347 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13349 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13351 * config/soft-fp/double.h, config/soft-fp/extended.h,
13352 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13353 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13354 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13355 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13358 2007-05-03 Ian Lance Taylor <iant@google.com>
13360 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13361 MASK_PPC_GFXOPT for 8540 or 8548.
13363 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13365 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13366 vect_print_dump_info() to output debug information.
13368 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13371 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13372 operands of size 2 when operand is not MEM_P.
13374 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13376 PR tree-optimization/30565
13377 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13379 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13381 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13382 (umulsi3_highpart): Use them.
13383 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13384 for final accumulator to D regisster tranfser.
13386 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13388 PR tree-optimization/31699
13389 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13391 (vect_enhance_data_refs_alignment): Compute peel amount using
13392 TYPE_VECTOR_SUBPARTS instead of vf.
13393 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13395 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13398 * system.h: Remove inclusion of double-int.h
13399 * tree.h: Include double-int.h
13400 * gengtype.c: Likewise
13401 * cfgloop.h: Likewise
13402 * Makefile.in: Adjust dependencies on double-int.h
13404 2007-05-02 Eric Christopher <echristo@apple.com>
13406 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13407 -shared to -Zdynamiclib.
13409 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13412 * c-common.c (strip_pointer_or_array_types): New function.
13413 * c-common.h (strip_pointer_or_array_types): New function declaration.
13415 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13417 PR tree-optimization/31771
13418 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13420 2007-05-02 Paul Brook <paul@codesourcery.com>
13422 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13424 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13426 PR middle-end/29715
13427 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13430 2007-05-02 Nick Clifton <nickc@redhat.com>
13432 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13434 2007-05-02 Richard Guenther <rguenther@suse.de>
13436 PR tree-optimization/31146
13437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13438 argument, single_use_p. If we have a single use that is
13439 a conversion to the definition rhs type, propagate that rhs.
13440 (forward_propagate_addr_expr): Pass single_use_p argument
13441 to forward_propagate_addr_expr_1.
13443 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13445 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13448 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13450 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13451 'AMD Family 10 core'.
13453 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13455 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13456 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13457 with SSE3 instruction set support.
13458 * doc/invoke.texi: Likewise.
13460 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13462 * config/i386/i386.c (override_options): Tuning 32-byte loop
13463 alignment for amdfam10 architecture. Increasing the max loop
13464 alignment to 24 bytes.
13466 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13468 * config/m68k/constraints.md: New.
13469 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13470 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13471 EXTRA_CONSTRAINT): Remove.
13472 * config/m68k/m68k.md: Include constraints.md.
13473 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13475 2007-05-01 Ian Lance Taylor <iant@google.com>
13477 PR tree-optimization/31739
13478 * tree-vrp.c (vrp_val_is_max): New static function.
13479 (vrp_val_is_min): New static function.
13480 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13482 (set_value_range): Use vrp_val_is_{max,min}.
13483 (extract_range_from_assert): Likewise.
13484 (extract_range_from_binary_expr): Likewise.
13485 (extract_range_from_unary_expr): Likewise.
13486 (dump_value_range, vrp_meet): Likewise.
13487 (vrp_visit_phi_node): Likewise.
13488 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13490 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13492 * config/i386/gmon-sol2.c (size_t): New type.
13493 (intptr_t): Likewise.
13494 (s_textsize): Declare as size_t.
13496 (monstartup): Use size_t for sizes.
13497 (_mcount): Save and restore registers.
13498 (internal_mcount): Pass 0 as the first argument to monstartup
13500 (moncontrol): Convert pointer to appropriately sized integer
13501 before passing to profil.
13503 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13505 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13506 __NO_FPRS__, not just if _SOFT_DOUBLE.
13507 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13508 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13509 also for E500 double.
13510 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13511 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13514 2007-05-01 Richard Guenther <rguenther@suse.de>
13516 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13519 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13521 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13523 2007-05-01 Jan Hubicka <jh@suse.cz>
13525 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13528 2007-05-01 Jan Hubicka <jh@suse.cz>
13530 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13531 (maybe_fold_offset_to_reference): Declare.
13532 * fold-const.c (fold_unary): Do not fold
13533 (type *)&A into &A->field_of_type_and_offset_0
13534 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13535 size is unknown, give up.
13536 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13538 (maybe_fold_offset_to_reference): New.
13539 (maybe_fold_stmt_indirect): Use it.
13540 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13541 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13543 (gimplify_expr): Likewise for plus_expr.
13545 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13547 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13548 bsi_after_labels. Always insert statements before bsi.
13549 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13550 * predict.c (apply_return_prediction): Check for empty blocks.
13551 * cfgexpand.c (lab_rtx_for_bb): New variable.
13552 (label_rtx_for_bb): Do not create new tree labels.
13553 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13554 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13555 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13557 (label_for_bb): Add field used.
13558 (update_eh_label, main_block_label): Mark the label used.
13559 (cleanup_dead_labels): Remove unused labels.
13561 2007-05-01 Richard Guenther <rguenther@suse.de>
13563 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13564 if it is not about to be set.
13565 (get_value_range): Do not pre-allocate equiv bitmap.
13566 (update_value_range): No need to clear equiv field.
13567 (add_equivalence): Change prototype to get bitmap pointer.
13568 Allocate bitmap here if it is not already.
13569 (extract_range_from_assert): Do not allocate bitmap here.
13570 Update callers to add_equivalence.
13571 (extract_range_from_ssa_name): Likewise.
13572 (get_vr_for_comparison): New static helper.
13573 (compare_name_with_value): Handle NULL equiv bitmap by
13574 peeling the first iteration of the comparison loop.
13575 Use get_vr_for_comparison.
13576 (compare_names): Handle NULL equiv bitmaps by using fake
13577 ones. Use get_vr_for_comparison.
13579 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13581 * double-int.c (mpz_set_double_int): Moved from
13582 tree-ssa-loop-niter.c.
13583 (mpz_get_double_int): Likewise; also, add option to wrap
13584 out-of-range integers.
13585 * double-int.h: New prototypes for above.
13586 * tree.c (get_static_type_bounds): Moved from
13587 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13588 TYPE_MAX_VALUE if they exist..
13589 * tree.h: New prototype for above.
13590 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13591 get_type_bounds calls.
13592 (mpz_set_double_int): Move to double-int.c.
13593 (get_type_bounds): Move to tree.c, rename to
13594 get_static_type_bounds.
13595 (mpz_to_double_int): Move to double-int.c, rename to
13596 mpz_get_double_int.
13598 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13600 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13601 DIV0 exception can fall through to a normal return.
13603 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13605 PR middle-end/22156
13606 Temporarily revert:
13607 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13608 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13609 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13610 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13611 initialize align to silence bogus warning.
13612 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13613 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13615 (struct sra_walk_fns): Remove use_all parameter from use.
13616 (sra_hash_tree): Handle BIT_FIELD_REFs.
13617 (sra_elt_hash): Don't hash bitfld blocks.
13618 (sra_elt_eq): Skip them in parent compares as well. Handle
13620 (sra_walk_expr): Don't maintain or pass down use_all_p.
13621 (scan_use): Remove use_all parameter.
13622 (scalarize_use): Likewise. Re-expand assignment to
13623 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13624 output, and re-scalarize after output. Don't mark anything
13626 (scalarize_ldst): Adjust.
13627 (scalarize_walk_gimple_modify_statement): Likewise.
13628 (build_element_name_1): Handle BIT_FIELD_REFs.
13629 (instantiate_element): Don't warn for any element whose parent
13630 is used as a whole.
13631 (instantiate_missing_elements_1): Return the sra_elt.
13632 (canon_type_for_field): New.
13633 (try_instantiate_multiple_fields): New.
13634 (instantiate_missing_elemnts): Use them.
13635 (mark_no_warning): Removed.
13636 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13637 (REPLDUP, sra_build_elt_assignment): New.
13638 (generate_copy_inout): Use them.
13639 (generate_element_copy): Likewise. Handle bitfld differences.
13640 (generate_element_zero): Don't recurse for blocks. Use
13641 sra_build_elt_assignment.
13642 (generate_one_element_int): Take elt instead of var. Use
13643 sra_build_elt_assignment.
13644 (generate_element_init_1): Adjust.
13645 (scalarize_use, scalarize_copy): Use REPLDUP.
13646 (scalarize_ldst): Move assert before dereference.
13647 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13649 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13652 * tree.c (reconstruct_complex_type): Reconstruct a reference
13654 Also use the same mode for the pointer as the old pointer type.
13656 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13658 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13661 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13663 PR rtl-optimization/31676
13664 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13665 (df_refs_record): Call it.
13667 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13669 * rtl.def (SS_ABS): New code.
13670 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13671 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13672 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13673 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13674 (bfin_init_builtins): Define them.
13675 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13676 (bfin_expand_builtin): ... and handle the others here.
13677 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13678 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13679 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13680 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13681 operand is only HImode.
13683 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13685 * regclass.c (scan_one_insn): Remove splitting of
13688 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13689 Nigel Stephens <nigel@mips.com>
13691 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13693 2007-04-28 Jan Hubicka <jh@suse.cz>
13695 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13696 insn_locators_alloc instead of insn_locators_initialize;
13697 call reset_block_changes.
13698 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13699 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13700 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13701 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13702 * config/score/score.c (th_output_mi_thunk): Likewise.
13703 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13704 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13705 tolerate uninitialized locator info.
13708 * function.c (init_function_start): Don't init line number info.
13709 (expand_function_end): Update.
13710 (reset_block_changes, record_block_change, finalize_block_changes,
13711 check_block_change, free_block_changes): Kill.
13712 * function.h (reset_block_changes, record_block_change,
13713 finalize_block_changes, check_block_change, free_block_changes):
13715 (struct function): Remove ib_boundaries_block.
13716 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13717 Use curr_insn_locator to initialize locator.
13718 (emit_line_note): Remove.
13719 * cfgexpand.c (expand_gimple_cond_expr): Update.
13720 (construct_exit_block): Likewise.
13721 (tree_expand_cfg): Initialize/finalize locators.
13722 * expr.c (expand_expr_real): Update.
13723 * cfglayout.c (line_locators_locs, line_locators_lines,
13724 file_locators_locs, file_locators_files): Remove.
13725 (set_block_levels): Move to cfgexpand.c.
13726 (insn_locators_initialize): Remove.
13727 (pass_insn_locators_initialize): Remove.
13728 (locations_locators_locs, locations_locators_vals): New static vars.
13729 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13731 (insn_locators_alloc, insn_locators_finalize,
13732 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13734 (locator_location): New.
13735 (locator_line, locator_file): Rewrite.
13736 * rtl.h (emit_line_note): Kill.
13737 (insn_locators_alloc, insn_locators_finalize,
13738 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13740 * tree-inline.c (initialize_cfun): Do not initialize
13741 ib_boundaries_block.
13742 * passes.c (pass_insn_locators_initialize): Remove.
13744 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13746 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13747 info. Update last_basic_block correctly.
13749 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13752 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13753 register itself to hold the offset constant. Tell flow the use
13754 of r4 and r5 when they are used.
13756 2007-04-27 Richard Guenther <rguenther@suse.de>
13758 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13759 if we simplified anything.
13760 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13761 warnings until we did a simplification and the stmt was not
13762 marked as TREE_NO_WARNING.
13764 2007-04-27 Mike Stump <mrs@apple.com>
13766 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13768 2007-04-27 Ian Lance Taylor <iant@google.com>
13770 PR middle-end/31710
13771 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13772 TYPE_MAX_VALUE exist, convert them to the new type.
13774 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13776 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13777 if it claims to be available.
13778 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13779 edge is redirected.
13780 (perform_tree_ssa_dce): Always free postdominators.
13782 2007-04-27 Richard Henderson <rth@redhat.com>
13784 * config/alpha/predicates.md (aligned_memory_operand): Mark
13785 as define_special_predicate.
13786 (unaligned_memory_operand, normal_memory_operand): Likewise.
13787 (reg_or_unaligned_mem_operand): Remove.
13788 (any_memory_operand): Match the documentation and check for
13789 non-renumbered pseudos during reload.
13790 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13791 alpha_secondary_reload_class, update to new interface, make static.
13792 Handle CQImode like HImode. Remove FP subreg check.
13793 (alpha_expand_mov): Use replace_equiv_address.
13794 (alpha_expand_mov_nobwx): Use any_memory_operand.
13795 (TARGET_SECONDARY_RELOAD): New.
13796 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13797 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13798 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13799 * config/alpha/alpha.md: ... here.
13800 (RELOAD12, reloadmode): New.
13802 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13803 Don't handle the aligned case here.
13804 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13805 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13806 reload_inhi_help. Don't expect a scratch register.
13807 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13809 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13811 2007-04-27 Richard Guenther <rguenther@suse.de>
13813 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13815 2007-04-27 Richard Guenther <rguenther@suse.de>
13817 PR tree-optimization/30965
13818 PR tree-optimization/30978
13819 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13820 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13821 (find_equivalent_equality_comparison): Likewise.
13822 (simplify_cond): Likewise.
13823 (get_prop_source_stmt): New helper.
13824 (get_prop_dest_stmt): Likewise.
13825 (can_propagate_from): Likewise.
13826 (remove_prop_source_from_use): Likewise.
13827 (combine_cond_expr_cond): Likewise.
13828 (forward_propagate_comparison): New function.
13829 (forward_propagate_into_cond): Rewrite to use fold for
13831 (tree_ssa_forward_propagate_single_use_vars): Call
13832 forward_propagate_comparison to propagate comparisons.
13834 2007-04-27 Richard Guenther <rguenther@suse.de>
13836 PR tree-optimization/31715
13837 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13838 sure to do computation on the offset in an appropriate
13841 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13843 * reload.h (elimination_target_reg_p): Declare.
13844 * reload.c (find_reloads): Don't apply the reg_rtx move
13845 optimization if the SET_DEST satisfies elimination_target_reg_p.
13846 * reload1.c (elimination_target_reg_p): New function.
13847 (gen_reload): In the move/add2 fallback, make sure that op0
13848 does not overlap the destination register.
13850 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13852 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13853 transform only GIMPLE_MODIFY_STMTs.
13854 * tree-complex.c (expand_complex_operations_1): Ditto.
13855 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13856 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13857 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13859 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13860 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13861 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13862 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13863 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13864 slpeel_add_loop_guard): Ditto.
13865 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13866 * lambda-code.c (perfect_nestify): Ditto.
13867 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13868 before the first statement.
13869 * tree-optimize.c (execute_free_datastructures): Fix comments.
13870 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13871 * tree-flow.h (disband_implicit_edges): Declaration removed.
13872 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13874 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13875 COND_EXPRs without gotos.
13876 (disband_implicit_edges, has_label_p): Removed.
13877 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13878 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13880 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13882 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13883 also for COND_EXPRs.
13884 * cfgexpand.c (label_rtx_for_bb): New function.
13885 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13886 Use label_rtx_for_bb to find the labels.
13887 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13888 last block. Detect fallthru edges.
13890 2007-04-26 Ian Lance Taylor <iant@google.com>
13893 * reload.c (find_reloads_subreg_address): If the address was valid
13894 in the original mode but not in the new mode, reload the whole
13897 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13899 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13900 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13901 (cleanup_control_expr_graph): Do not invalidate dominance info.
13902 Record altered blocks.
13903 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
13904 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
13905 cleanup_tree_cfg_bb): New functions.
13906 (remove_forwarder_block): Do not maintain the worklist of blocks.
13907 Record altered blocks.
13908 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
13909 not over whole cfg.
13910 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
13911 delete_unreachable_blocks if dominators are not available.
13912 * tree-inline.c (optimize_inline_calls): Free dominance information
13914 * tree-flow.h (remove_edge_and_dominated_blocks,
13915 cfgcleanup_altered_bbs): Altered.
13916 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
13918 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
13920 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
13921 do not invalidate dominators.
13923 2007-04-26 Anatoly Sokolov <aesok@post.ru>
13925 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
13926 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
13927 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13928 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13930 2007-04-26 Steve Ellcey <sje@cup.hp.com>
13932 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
13934 2007-04-26 Richard Guenther <rguenther@suse.de>
13936 PR tree-optimization/31703
13937 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
13938 the right type for the target of the bittest.
13940 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13942 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
13943 ix86_sol10_return_in_memory.
13945 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13947 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
13950 2007-04-26 Jakub Jelinek <jakub@redhat.com>
13953 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
13955 PR tree-optimization/30558
13956 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
13957 clear this_state.prev_try.
13959 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13960 Mark Mitchell <mark@codesourcery.com>
13962 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
13963 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
13964 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
13966 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13969 * doc/invoke.texi (%:print-asm-header): Document.
13970 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
13972 (static_spec_functions): Add print-asm-header.
13973 (main): Print a banner before the --target-help linker options.
13974 (print_asm_header_spec_function): New function.
13976 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
13979 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
13980 (movsf_ie): Likewise.
13982 2007-04-25 Paolo Carlini <pcarlini@suse.de>
13984 * doc/extend.texi ([Type Traits]): Adjust per N2255.
13986 2007-04-25 Bob Wilson <bob.wilson@acm.org>
13988 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
13989 exception for divide-by-zero.
13990 (__umodsi3, __modsi3): Likewise.
13992 2007-04-25 Dirk Mueller <dmueller@suse.de>
13994 * c-typeck.c (build_compound_expr): Annotate warning()
13995 call with OPT_Wunused_value.
13996 * tree-ssa.c (warn_uninit): Annotate warning with
13998 * c-common.c (handle_sentinel_attribute): Annotate warning
13999 call with OPT_Wattributes.
14001 2007-04-25 Thiemo Seufer <ths@mips.com>
14003 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14004 (mips16): Fix typo.
14005 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14006 on to the assembler. Improve handling of -mno-mips16. Add handling
14007 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14008 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14009 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14010 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14012 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14015 * config/i386/winnt.c (i386_pe_file_end): Strip only
14016 USER_LABEL_PREFIX when writing export name.
14018 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14020 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14021 sh/elf.h, vx-common.h and vxworks.h.
14022 * config/sh/sh.h: Include config/vxworks-dummy.h.
14023 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14024 (OVERRIDE_OPTIONS): Use it.
14025 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14026 (vxworks_picreg): New pattern.
14027 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14028 VXWORKS_OS_CPP_BUILTINS.
14029 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14030 to their VXWORKS_* equivalents.
14031 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14032 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14033 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14034 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14035 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14036 -mrtp/-fPIC multilibs.
14037 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14038 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14039 (MULTILIB_OSDIRNAMES): Delete.
14041 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14044 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14046 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14048 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14049 rounding mode to be specified by the caller.
14050 (real_to_mpfr) Likewise.
14051 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14052 include new arguments.
14053 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14055 2007-04-24 Ian Lance Taylor <iant@google.com>
14057 PR tree-optimization/31605
14058 * tree-vrp.c (set_value_range): Check that min and max are not
14059 both overflow infinities.
14060 (set_value_range_to_value): New static function.
14061 (extract_range_from_binary_expr): Call set_value_range_to_value.
14062 (extract_range_from_cond_expr): Likewise.
14063 (extract_range_from_expr): Likewise.
14064 (extract_range_from_unary_expr): Likewise. Don't create a range
14065 which overflows on both sides.
14066 (vrp_meet): Check for a useless range.
14067 (vrp_visit_phi_node): If we see a constant which looks like an
14068 overflow infinity, turn off the TREE_OVERFLOW flag.
14070 2007-04-24 Ian Lance Taylor <iant@google.com>
14072 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14074 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14076 PR diagnostic/25923
14077 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14078 diagnostic message is being built.
14079 * tree-pretty-print.c (dump_generic_node): Only write the
14080 formatted text into BUFFER's stream if we are not building a
14081 diagnostic message.
14082 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14084 * Makefile.in (toplev.o): Depend on tree-pass.h.
14086 2007-04-24 Ian Lance Taylor <iant@google.com>
14088 PR tree-optimization/31602
14089 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14090 conditionals in the copied loop header.
14091 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14092 warnings if TREE_NO_WARNING is set.
14093 * doc/invoke.texi (Warning Options): Clarify that
14094 -Wstrict-overflow does not warn about loops.
14096 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14098 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14099 expand on the comment about _Decimal128 arguments and check the
14100 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14101 that _Decimal128 argument uses even/odd register pair.
14102 (function_arg): Ditto.
14104 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14106 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14107 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14109 2007-04-24 Richard Guenther <rguenther@suse.de>
14110 Olga Golovanevsky <olga@il.ibm.com>
14112 * fold-const.c (multiple_of_p): Check for bottom
14115 2007-04-24 Richard Henderson <rth@redhat.com>
14117 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14118 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14119 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14120 looking for non-zero bits shifted out. Avoid a recursive call
14121 when constructing the scalar.
14122 (__floatundisf): Likewise.
14124 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14126 * dwarf2out.c (field_byte_offset): Move the existing logic
14127 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14128 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14130 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14133 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14134 length argument of 0 for memset.
14135 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14136 unsigned shift instead of the signed variant.
14138 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14140 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14141 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14142 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14143 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14144 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14145 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14146 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14147 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14148 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14149 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14150 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14151 "mul<mode>3", "div<mode>3"): Insn definitions added.
14152 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14153 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14154 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14155 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14156 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14157 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14158 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14159 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14160 TARGET_FLOAT_FORMAT): Macro definitions removed.
14161 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14162 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14163 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14164 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14165 (s390_gen_rtx_const_DI): Function removed.
14166 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14168 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14170 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14171 over an external ffs function.
14173 2007-04-24 Chao-ying Fu <fu@mips.com>
14174 Richard Sandiford <richard@nildram.co.uk>
14176 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14177 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14178 (smadd_widen_optab, umadd_widen_optab): Define.
14179 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14181 * genopinit.c (optabs): Fill in smadd_widen_optab and
14183 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14184 and umadd_widen_optab to implement multiply-add sequences.
14185 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14186 (<u>maddsidi4): ...this. Extend condition to include
14187 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14188 of operand 0 to "ka" and use the three-operand form of madd<u>
14190 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14192 * config/mips/constraints.md (ka): New register constraint.
14194 2007-04-24 Jan Hubicka <j@suse.cz>
14198 2007-04-23 Jan Hubicka <jh@suse.cz>
14199 * function.c (init_function_start): Don't init line number info.
14200 (expand_function_end): Update.
14201 (reset_block_changes, record_block_change, finalize_block_changes,
14202 check_block_change, free_block_changes): Kill.
14203 * function.h (reset_block_changes, record_block_change,
14204 finalize_block_changes, check_block_change, free_block_changes):
14206 (struct function): Remove ib_boundaries_block.
14207 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14208 Use curr_insn_locator to initialize locator.
14209 (emit_line_note): Remove.
14210 * cfgexpand.c (expand_gimple_cond_expr): Update.
14211 (construct_exit_block): Likewise.
14212 (tree_expand_cfg): Initialize/finalize locators.
14213 * expr.c (expand_expr_real): Update.
14214 * cfglayout.c (line_locators_locs, line_locators_lines,
14215 file_locators_locs, file_locators_files): Remove.
14216 (set_block_levels): Move to cfgexpand.c.
14217 (insn_locators_initialize): Remove.
14218 (pass_insn_locators_initialize): Remove.
14219 (locations_locators_locs, locations_locators_vals): New static vars.
14220 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14222 (insn_locators_alloc, insn_locators_finalize,
14223 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14225 (locator_location): New.
14226 (locator_line, locator_file): Rewrite.
14227 * rtl.h (emit_line_note): Kill.
14228 (insn_locators_alloc, insn_locators_finalize,
14229 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14231 * tree-inline.c (initialize_cfun): Do not initialize
14232 ib_boundaries_block.
14233 * passes.c (pass_insn_locators_initialize): Remove.
14235 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14237 * doc/invoke.texi: Removed leading '-' from option index entries.
14239 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14241 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14243 (create_phi_node): Use set_phi_nodes.
14244 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14245 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14246 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14247 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14248 (bsi_start, bsi_last): Use bb_stmt_list.
14249 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14250 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14251 Traverse the statements using tsi iterator.
14252 * basic-block.h (struct basic_block_def): Fields stmt_list
14253 and phi_nodes moved to ...
14254 (struct tree_bb_info): ... new structure.
14255 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14256 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14257 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14258 (tree_verify_flow_info): Verify that il.tree is not set for
14259 entry and exit block.
14260 (tree_split_block): Use set_bb_stmt_list.
14262 2007-04-23 Mike Stump <mrs@apple.com>
14264 * config/i386/i386.c (ix86_tune_features
14265 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14268 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14270 * config/i386/i386.md (prefix_extra): New attribute.
14271 (length): Add prefix_extra.
14273 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14274 (sse2_movntv2di): Likewise.
14275 (sse2_cvtps2dq): Likewise.
14276 (sse2_cvtpd2pi): Likewise.
14277 (sse2_cvttpd2pi): Likewise.
14278 (*sse2_cvtpd2ps): Likewise.
14279 (*add<mode>3): Likewise.
14280 (sse2_ssadd<mode>3): Likewise.
14281 (sse2_usadd<mode>3): Likewise.
14282 (*sub<mode>3): Likewise.
14283 (sse2_sssub<mode>3): Likewise.
14284 (sse2_ussub<mode>3): Likewise.
14285 (*mulv8hi3): Likewise.
14286 (*smulv8hi3_highpart): Likewise.
14287 (*umulv8hi3_highpart): Likewise.
14288 (sse2_umulv2siv2di3): Likewise.
14289 (sse2_pmaddwd): Likewise.
14290 (ashr<mode>3): Likewise.
14291 (lshr<mode>3): Likewise.
14292 (ashl<mode>3): Likewise.
14293 (sse2_ashlti3): Likewise.
14294 (sse2_lshrti3): Likewise.
14295 (*umaxv16qi3): Likewise.
14296 (*smaxv8hi3): Likewise.
14297 (*uminv16qi3): Likewise.
14298 (*sminv8hi3): Likewise.
14299 (sse2_eq<mode>3): Likewise.
14300 (sse2_gt<mode>3): Likewise.
14301 (*and<mode>3): Likewise.
14302 (sse2_nand<mode>3): Likewise.
14303 (*ior<mode>3): Likewise.
14304 (*xor<mode>3): Likewise.
14305 (sse2_packsswb): Likewise.
14306 (sse2_packssdw): Likewise.
14307 (sse2_packuswb): Likewise.
14308 (sse2_punpckhbw): Likewise.
14309 (sse2_punpcklbw): Likewise.
14310 (sse2_punpckhwd): Likewise.
14311 (sse2_punpcklwd): Likewise.
14312 (sse2_punpckhdq): Likewise.
14313 (sse2_punpckldq): Likewise.
14314 (sse2_punpckhqdq): Likewise.
14315 (sse2_punpcklqdq): Likewise.
14316 (*sse2_pinsrw): Likewise.
14317 (*sse2_pextrw): Likewise.
14318 (sse2_pshufd_1): Likewise.
14319 (sse2_uavgv16qi3): Likewise.
14320 (sse2_uavgv8hi3): Likewise.
14321 (sse2_psadbw): Likewise.
14322 (sse2_pmovmskb): Likewise.
14323 (*sse2_maskmovdqu): Likewise.
14324 (*sse2_maskmovdqu_rex64): Likewise.
14325 (sse4a_extrqi): Likewise.
14326 (sse4a_extrq): Likewise.
14327 (sse3_lddqu): Set prefix_rep.
14328 (sse3_addsubv4sf3): Likewise.
14329 (sse3_haddv4sf3): Likewise.
14330 (sse3_hsubv4sf3): Likewise.
14331 (sse_cvtss2si): Likewise.
14332 (sse_cvtss2si_2): Likewise.
14333 (sse_cvtss2siq): Likewise.
14334 (sse_cvtss2siq_2): Likewise.
14335 (sse_cvttss2si): Likewise.
14336 (sse_cvttss2siq): Likewise.
14337 (sse2_cvttps2dq): Likewise.
14338 (sse3_movshdup): Likewise.
14339 (sse3_movsldup): Likewise.
14340 (sse2_cvtsd2si): Likewise.
14341 (sse2_cvtsd2si_2): Likewise.
14342 (sse2_cvtsd2siq): Likewise.
14343 (sse2_cvtsd2siq_2): Likewise.
14344 (sse2_cvttsd2si): Likewise.
14345 (sse2_cvttsd2siq): Likewise.
14346 (*sse2_cvtpd2dq): Likewise.
14347 (*sse2_cvttpd2dq): Likewise.
14348 (sse2_pshuflw_1): Likewise.
14349 (sse2_pshufhw_1): Likewise.
14350 (sse4a_insertqi): Likewise.
14351 (sse4a_insertq): Likewise.
14352 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14353 (ssse3_phadddv4si3): Likewise.
14354 (ssse3_phaddswv8hi3): Likewise.
14355 (ssse3_phsubwv8hi3): Likewise.
14356 (ssse3_phsubdv4si3): Likewise.
14357 (ssse3_phsubswv8hi3): Likewise.
14358 (ssse3_pmaddubswv8hi3): Likewise.
14359 (ssse3_pmulhrswv8hi3): Likewise.
14360 (ssse3_pshufbv16qi3): Likewise.
14361 (ssse3_psign<mode>3): Likewise.
14362 (ssse3_palignrti): Likewise.
14363 (abs<mode>2): Likewise.
14364 (ssse3_phaddwv4hi3): Set prefix_extra.
14365 (ssse3_phadddv2si3): Likewise.
14366 (ssse3_phaddswv4hi3): Likewise.
14367 (ssse3_phsubwv4hi3): Likewise.
14368 (ssse3_phsubdv2si3): Likewise.
14369 (ssse3_phsubswv4hi3): Likewise.
14370 (ssse3_pmaddubswv4hi3): Likewise.
14371 (ssse3_pmulhrswv4hi3): Likewise.
14372 (ssse3_pshufbv8qi3): Likewise.
14373 (ssse3_psign<mode>3): Likewise.
14374 (ssse3_palignrdi): Likewise.
14375 (abs<mode>2): Likewise.
14376 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14377 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14378 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14380 2007-04-23 Nick Clifton <nickc@redhat.com>
14382 * params.def: Fix formatting of emacs local variables.
14384 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14386 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14387 move if inter-unit move isn't allowed.
14388 Don't split moving the first element of V2DI to DI to inter-unit
14389 move if inter-unit move isn't allowed.
14391 2007-04-23 Richard Guenther <rguenther@suse.de>
14393 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14394 and CDI_POST_DOMINATORS separately.
14396 2007-04-23 Nick Clifton <nickc@redhat.com>
14398 * c.opt (Wformat-contains-nul): Add warning attribute.
14400 2007-04-23 Jan Hubicka <jh@suse.cz>
14402 * function.c (init_function_start): Don't init line number info.
14403 (expand_function_end): Update.
14404 (reset_block_changes, record_block_change, finalize_block_changes,
14405 check_block_change, free_block_changes): Kill.
14406 * function.h (reset_block_changes, record_block_change,
14407 finalize_block_changes, check_block_change, free_block_changes):
14409 (struct function): Remove ib_boundaries_block.
14410 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14411 Use curr_insn_locator to initialize locator.
14412 (emit_line_note): Remove.
14413 * cfgexpand.c (expand_gimple_cond_expr): Update.
14414 (construct_exit_block): Likewise.
14415 (tree_expand_cfg): Initialize/finalize locators.
14416 * expr.c (expand_expr_real): Update.
14417 * cfglayout.c (line_locators_locs, line_locators_lines,
14418 file_locators_locs, file_locators_files): Remove.
14419 (set_block_levels): Move to cfgexpand.c.
14420 (insn_locators_initialize): Remove.
14421 (pass_insn_locators_initialize): Remove.
14422 (locations_locators_locs, locations_locators_vals): New static vars.
14423 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14425 (insn_locators_alloc, insn_locators_finalize,
14426 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14428 (locator_location): New.
14429 (locator_line, locator_file): Rewrite.
14430 * rtl.h (emit_line_note): Kill.
14431 (insn_locators_alloc, insn_locators_finalize,
14432 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14434 * tree-inline.c (initialize_cfun): Do not initialize
14435 ib_boundaries_block.
14436 * passes.c (pass_insn_locators_initialize): Remove.
14438 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14440 PR middle-end/31448
14441 * expr.c (reduce_to_bit_field_precision): Handle
14444 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14446 PR tree-optimization/24659
14447 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14448 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14449 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14450 * genopinit.c (optabs): Rename vec_pack_mod_optab
14451 to vec_pack_trunc_optab.
14452 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14453 early for scalar floating point operands for NOP_EXPR.
14454 (vectorizable_type_promotion): Ditto.
14455 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14456 vec_pack_trunc_optab.
14457 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14459 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14460 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14461 Rename from VEC_PACK_MOD_EXPR.
14462 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14463 * expr.c (expand_expr_real_1): Ditto.
14464 * tree-inline.c (estimate_num_insns_1): Ditto.
14465 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14467 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14468 (vec_unpacks_lo_v4sf): Ditto.
14469 (vec_pack_trunc_v2df): Ditto.
14470 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14471 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14472 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14474 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14476 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14478 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14479 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14480 packing of floating point operands.
14481 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14482 represent unpacking of floating point operands.
14483 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14484 [vec_unpacks_hi]: Ditto.
14485 [vec_unpacks_lo]: Ditto.
14487 2007-04-22 Jan Hubicka <jh@suse.cz>
14489 * final.c (rest_of_handle_final): Call
14490 targetm.asm_out.constructor/targetm.asm_out.destructor
14491 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14492 proper priority via decl_*_priority_insert.
14493 * c-common.c (c_expand_body): Likewise.
14495 2007-04-22 Richard Guenther <rguenther@suse.de>
14497 PR tree-optimization/29789
14498 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14499 (rewrite_reciprocal): New helper split out from
14500 determine_invariantness_stmt.
14501 (rewrite_bittest): Likewise.
14502 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14503 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14506 2007-04-22 Revital Eres <eres@il.ibm.com>
14508 * loop-unroll.c (var_to_expand): New field to support also
14509 insns of the form x = something + x.
14510 (analyze_insn_to_expand_var): Use it.
14511 (expand_var_during_unrolling): Likewise.
14513 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14515 * predict.c: Include pointer-set.h.
14516 (bb_predictions): New variable.
14517 (tree_predicted_by_p, tree_predict_edge,
14518 remove_predictions_associated_with_edge): Use bb_predictions map
14519 instead of bb->predictions.
14520 (clear_bb_predictions, assert_is_empty): New functions.
14521 (combine_predictions_for_bb): Use bb_predictions map. Call
14522 clear_bb_predictions.
14523 (tree_estimate_probability): Create and free bb_predictions map.
14524 * Makefile.in (predict.o): Add pointer-set.h dependency.
14525 * basic-block.h (struct basic_block_def): Remove predictions
14527 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14529 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14532 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14535 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14537 * timevar.c (timevar_print): Change reference of --disable-checking to
14538 --enable-checking=release. Also warn if assert checking is disabled.
14540 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14543 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14544 decl as addressable if the compound literal was marked as
14546 Mark the decl as a gimple register if it is a complex or
14547 vector decl and does not live in memory.
14549 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14551 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14552 (GENERIC_NEXT): New function macro.
14553 (PHI_CHAIN): Use phi_node's new chain variable.
14554 (tree_phi_node): Change tree_common to tree_base
14555 and add the chain field.
14556 * tree-phinodes.c (make_phi_node): Don't set
14557 TREE_TYPE on the new node.
14558 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14559 instead of checking GIMPLE_TUPLE_P in chain_next.
14560 * tree-vect-transform.c
14561 (get_initial_def_for_induction): Look at
14562 PHI_RESULT_TREE for the type of the phi node.
14563 (update_vuses_to_preheader): Use PHI_CHAIN
14564 instead of TREE_CHAIN on the phi node.
14565 * tree-ssa-structalias.c (compute_points_to_sets):
14567 (ipa_pta_execute): Likewise.
14569 2007-04-21 Richard Guenther <rguenther@suse.de>
14571 PR middle-end/31136
14572 * fold-const.c (fold_unary): Call fold_convert_const on the
14575 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14577 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14578 (store_killed_in_pat): New.
14580 2007-04-20 Richard Henderson <rth@redhat.com>
14583 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14584 TREE_LIST with a void_type_node value, not void_list_node exactly.
14586 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14588 * doc/standards.texi: Re-arrange into language-specific
14589 subsections. Add a C++ section, documenting which standards we
14592 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14594 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14595 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14597 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14599 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14600 ecrti.o and crtbegin.o.
14601 (LIB_DEFAULT_SPEC): Include -lc.
14602 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14604 2007-04-20 Richard Henderson <rth@redhat.com>
14607 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14608 argument; update all callers.
14609 (get_unaligned_offset): New.
14610 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14611 get_unaligned_address, just pass on the address directly.
14612 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14613 the subreg in the helper patterns.
14614 (unaligned_extendqidi_le): Use get_unaligned_offset.
14615 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14616 (unaligned_extendhidi_be): Likewise.
14617 (unaligned_extendhidi): Tidy.
14618 * config/alpha/alpha-protos.h: Update.
14620 2007-04-20 Richard Henderson <rth@redhat.com>
14622 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14623 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14624 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14625 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14626 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14627 (CPP_SPEC): Don't include %(cpp_subtarget).
14628 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14629 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14630 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14632 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14634 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14635 for __builtin_ia32_cmpordss.
14637 PR tree-optimization/31632
14638 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14639 and arg1 for optimizations of comparison against min/max values.
14640 Fold arg0 to arg1's type for optimizations of comparison against
14641 min+1 and max-1 values.
14643 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14645 * reload.c (combine_reloads): When trying to use a dying register,
14646 check whether it's uninitialized and don't use if so.
14648 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14650 * fold-const.c: Remove prototypes for native_encode_expr and
14651 native_interpret_expr.
14652 (native_encode_expr): Make non-static.
14653 (native_interpret_expr): Likewise.
14654 * tree.h: Add prototypes for the above.
14656 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14658 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14659 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14660 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14661 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14662 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14663 Add length attributes.
14665 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14667 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14670 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14671 __STDC_WANT_DEC_FP__.
14673 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14675 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14676 for long double compatibility.
14677 * configure: Regenerate.
14679 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14681 PR rtl-optimization/29841
14682 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14684 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14685 that may cause control flow transfer from being moved.
14687 2007-04-18 Jan Hubicka <jh@suse.cz>
14689 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14692 2007-04-18 Eric Christopher <echristo@apple.com>
14694 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14695 only. Update operands.
14696 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14697 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14698 link register to pic register.
14700 2007-04-18 Dirk Mueller <dmueller@suse.de>
14702 PR diagnostic/31227
14703 * tree-vrp.c (search_for_addr_array): New.
14704 (check_array_bounds): Suppress warning about
14705 address taken of array refs if its not de-referenced.
14707 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14709 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14710 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14712 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14713 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14714 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14716 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14718 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14720 (vect_analyze_scalar_cycles): Fix indentation.
14721 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14722 (vect_mark_relevant): Include phis in relevance analysis.
14724 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14726 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14728 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14729 output_operand_lossage().
14731 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14733 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14734 the unused code for reduction without adjust-in-epilog to simplify the
14737 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14739 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14740 (S390_TDC_NEGATIVE_ZERO): New constant.
14741 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14742 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14743 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14744 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14745 (S390_TDC_POSITIVE_INFINITY): New constant.
14746 (S390_TDC_NEGATIVE_INFINITY): New constant.
14747 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14748 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14749 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14750 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14751 (S390_TDC_INFINITY): New constant.
14752 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14753 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14754 optimization for UNSPEC_CCZ_TO_INT.
14755 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14756 ("*ccz_to_int"): New insn.
14757 ("isinf<mode>2"): New insn.
14758 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14759 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14760 (UNSPEC_CCZ_TO_INT): New constant.
14762 2007-04-18 Richard Guenther <rguenther@suse.de>
14764 PR tree-optimization/19431
14765 PR tree-optimization/21463
14766 * tree-pass.h (pass_phiprop): Declare.
14767 * passes.c (init_optimization_passes): New phiprop pass.
14768 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14769 (phivn_valid_p): New helper function.
14770 (phiprop_insert_phi): Likewise.
14771 (propagate_with_phi): Likewise.
14772 (tree_ssa_phiprop): New propagator propagating loads
14773 through phi nodes if profitable.
14775 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14777 * tree-vect-analyze.c (process_use): New function.
14778 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14779 Check phis in all bbs.
14780 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14783 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14785 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14788 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14791 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14794 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14796 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14798 (sse_vmmulv4sf3): Likewise.
14799 (sse2_vmaddv2df3): Likewise.
14800 (sse2_vmmulv2df3): Likewise.
14802 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14804 PR rtl-optimization/31360
14805 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14806 (target_reg_cost): New.
14807 (init_set_costs): Initialize target_reg_cost. Add comments
14808 regarding the rationale of the costs.
14809 (global_cost_for_size): Renamed to...
14810 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14811 of register pressure.
14812 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14813 estimate_reg_pressure_cost. Add number of ivs.
14814 (determine_set_costs): Dump target_reg_cost.
14815 * loop-invariant.c (gain_for_invariant): Use
14816 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14817 (best_gain_for_invariant, find_invariants_to_move): Remove
14819 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14820 (target_reg_cost): Declare.
14821 (global_cost_for_size): Declaration removed.
14822 (estimate_reg_pressure_cost): Declare.
14824 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14826 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14827 regnos into even/odd register pairs.
14828 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14829 TDmode similar to the other floating point modes.
14830 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14831 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14833 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14834 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14835 (movdd_hardfloat64): Use TARGET_MFPGPR.
14837 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14839 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14842 2005-01-05 Richard Henderson <rth@redhat.com>
14844 * reload1.c (do_input_reload): Restrict the optimization deleteing
14845 a previous output reload to RELOAD_FOR_INPUT.
14847 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14849 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14850 induc_vec_info_type.
14851 (vectorizable_induction): New function declaration.
14852 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14853 check if already vectorized. Find first place in BB where new stmts
14854 can be inserted. Takes only one argument.
14855 (vectorizable_induction): New function.
14856 (vect_transform_stmt): Add case for induc_vec_info_type to call
14857 vectorizable_induction.
14858 (vect_transform_loop): Consider phis for vectorization.
14859 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14861 (analyze_operations): Call vectorizable_induction when analyzing phis.
14863 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14864 (vect_mark_relevant): Include phis in relevance analysis.
14865 (vect_mark_stmts_to_be_vectorize): Likewise.
14866 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14868 2007-04-16 Lawrence Crowl <crowl@google.com>
14870 * doc/invoke.texi (Debugging Options): Add documentation for the
14871 -femit-struct-debug options -femit-struct-debug-baseonly,
14872 -femit-struct-debug-reduced, and
14873 -femit-struct-debug-detailed[=...].
14875 * c-opts.c (c_common_handle_option): Add
14876 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14877 and OPT_femit_struct_debug_detailed_.
14878 * c.opt: Add specifications for
14879 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14880 and -femit-struct-debug-detailed[=...].
14881 * opts.c (set_struct_debug_option): Parse the
14882 -femit-struct-debug-... options.
14883 * opts.c (matches_main_base, main_input_basename,
14884 main_input_baselength, base_of_path, matches_main_base): Add
14885 variables and functions to compare header base name to compilation
14887 * opts.c (should_emit_struct_debug): Add to determine to emit a
14888 structure based on the option.
14889 (dump_struct_debug) Also disabled function to debug this
14891 * opts.c (handle_options): Save the base name of the
14894 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14895 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14896 This hook indicates if a type is generic. Set it by default
14897 to "never generic".
14898 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14899 to determine if a struct type is generic or not.
14900 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14901 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
14902 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
14903 with live C++ hook.
14905 * flags.h (enum debug_info_usage): Add an enumeration to describe
14906 a program's use of a structure type.
14907 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
14908 to indicate the program's usage of the type. Filter structs based
14909 on the -femit-struct-debug-... specification.
14910 (gen_type_die): Split into two routines, gen_type_die and
14911 gen_type_die_with_usage. gen_type_die is now a wrapper
14912 that assumes direct usage.
14913 (gen_type_die_with_usage): Replace calls to gen_type_die
14914 with gen_type_die_with_usage adding the program usage of
14915 the referenced type.
14916 (dwarf2out_imported_module_or_decl): Suppress struct debug
14917 information using should_emit_struct_debug when appropriate.
14919 2007-04-16 Ian Lance Taylor <iant@google.com>
14921 PR tree-optimization/31522
14922 * tree-vrp.c (vr_phi_edge_counts): New static variable.
14923 (vrp_initialize): Allocate vr_phi_edge_counts.
14924 (vrp_visit_phi_node): Don't push to infinity if we saw a new
14925 executable edge. Drop test for all constants.
14926 (vrp_finalize): Free vrp_phi_edge_counts.
14928 * doc/cpp.texi (Common Predefined Macros): Clarify description of
14929 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14931 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
14932 predecessors at head rather than tail.
14934 2007-04-16 Matthias Klose <doko@debian.org>
14936 * config/alpha/linux.h (CPP_SPEC): Define.
14937 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
14939 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
14941 * function.h: Remove sequence_stack extern declaration.
14943 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14945 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
14947 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
14950 2007-04-16 Anatoly Sokolov <aesok@post.ru>
14952 * config/avr/avr.c (avr_arch_types): Rearranging array.
14953 (enum avr_arch): Add.
14954 (avr_mcu_types): Use avr_arch enumeration constants instead of
14956 * config/avr/avr.h (LINK_SPEC): Simplify.
14958 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14960 * config/m68k/m68k.c (m68k_libcall_value,
14961 m68k_function_value): Use macros for register names more.
14963 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
14965 (M68K_REGNAME): Use A6_REG.
14966 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
14968 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14970 PR middle-end/28071
14971 * sched-int.h (struct deps): Split field 'pending_lists_length' into
14972 'pending_read_list_length' and 'pending_write_list_length'. Update
14974 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
14975 to handle two length counters instead of one. Update all uses.
14976 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
14977 two length counters instead of one.
14978 * sched-rgn.c (propagate_deps): Update to handle two length counters
14981 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
14984 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
14985 copy of source, pass it to ix86_expand_vector_set and return
14988 2007-04-16 David Ung <davidu@mips.com>
14989 Joseph Myers <joseph@codesourcery.com>
14991 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
14992 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
14993 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
14994 Add 74K processor information.
14995 * config/mips/mips.md: Include 74k.md.
14996 (cpu): Add 74kc,74kf,74kx.
14997 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
14998 * config/mips/74k.md: New.
14999 * doc/invoke.texi (MIPS Options): Document 74K support.
15001 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15003 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15004 vectorizable_* functions.
15005 * tree-vect-transform.c (vectorizable_call): Add check for
15006 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15007 (vectorizable_store): likewise.
15008 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15010 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15011 (vectorizable_type_promotion, vectorizable_load): Likewise.
15012 (vectorizable_live_operation, vectorizable_condition): Likewise.
15013 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15015 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15017 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15019 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15020 register numbers more.
15021 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15022 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15023 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15024 FUNCTION_VALUE_REGNO_P): Likewise.
15025 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15026 STATIC_CHAIN_REGNUM): Likewise.
15027 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15028 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15029 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15030 * config/m68k/m68k.md (FP_REG): New.
15032 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15034 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15037 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15039 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15040 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15043 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15045 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15048 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15051 * c-decl.c (finish_decl): Grab the type of the decl after the call
15052 to store_init_value.
15054 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15056 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15058 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15061 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15062 dominators, post dominators and cleanup cfg before returning.
15064 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15066 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15067 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15069 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15071 * config.gcc: Recognize fido.
15072 * config/m68k/m68k-devices.def (fidoa): New.
15073 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15075 (FL_FIDOA, TARGET_FIDOA): New.
15076 * config/m68k/m68k.opt (mfidoa): New.
15078 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15080 PR middle-end/31322
15081 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15082 when a personality function is used.
15084 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15086 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15088 2007-04-13 Mike Stump <mrs@apple.com>
15090 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15092 * config/darwin.opt (fapple-kext): Make C++ only.
15093 * config/darwin.c (darwin_override_options): Remove code to ensure
15094 -fapple-kext is given for C++ only.
15096 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15098 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15099 * config/mips/mips.c (override_options): Call
15100 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15102 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15104 * config/i386/i386.opt (msvr3-shlib): Removed.
15106 * doc/invoke.texi: Remove -msvr3-shlib.
15108 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15110 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15111 with "popcnt" instruction.
15113 2007-04-13 Richard Guenther <rguenther@suse.de>
15115 PR tree-optimization/21258
15116 * tree-vrp.c (compare_case_labels): New helper.
15117 (find_switch_asserts): New function.
15118 (find_assert_locations): Call it for SWITCH_EXPRs.
15120 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15122 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15123 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15124 check is now implied in X87_FLOAT_MODE_P.
15125 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15126 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15127 (fix_trunc<mode>_i386_fisttp): Ditto.
15128 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15129 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15130 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15131 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15132 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15133 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15134 (unnamed_splitters): Ditto.
15135 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15136 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15137 FIRST_SSE_REG for local functions when SSE math is enabled or
15138 for functions with sseregparm attribute.
15139 (standard_80387_constant_p): Return -1 if mode is not
15141 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15142 (ix86_expand_compare): Ditto.
15143 (ix86_expand_carry_flag_compare): Ditto.
15144 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15145 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15146 DECIMAL_FLOAT_MODE_P.
15147 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15148 of SCALAR_FLOAT_MODE_P.
15149 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15150 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15151 checks before FLOAT_MODE_P.
15152 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15153 before FLOAT_MODE_P.
15158 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15160 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15161 Charles Wilson <libtool@cwilson.fastmail.fm>
15163 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15164 (libgcc.mvars): Don't depend on them.
15165 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15166 * exec-tool.in: New.
15168 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15170 * doc/invoke.text (--help): Document --help=common.
15172 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15174 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15178 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15179 * genemit.c (main): Emit #include "integrate.h".
15180 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15181 (LOADGP_RTP): New mips_loadgp_style.
15182 * config/mips/mips.h: Include config/vxworks-dummy.h.
15183 (TARGET_RTP_PIC): New macro.
15184 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15185 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15186 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15187 for TARGET_RTP_PIC.
15188 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15189 -mvxworks-pic when using -mrtp and a PIC option.
15190 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15192 (mips_symbolic_constant_p, mips_symbolic_address_p)
15193 (mips_symbol_insns): Handle SYMBOL_HALF.
15194 (override_options): Warn about -G and -mrtp being used together.
15195 Initialize mips_lo_relocs[SYMBOL_HALF].
15196 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15197 (mips_emit_loadgp): Handle LOADGP_RTP.
15198 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15199 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15200 (tablejump): Handle function-relative case table entries if
15202 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15204 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15206 * config/mips/mips.md (load_call<mode>): Allow any general register.
15208 (sibcall_value_internal, sibcall_value_multiple_internal)
15209 (call_value_internal, call_value_split, call_value_multiple_internal)
15210 (call_value_multiple_split): Remove constraints from operand 0.
15212 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15214 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15215 rather than loadgp_noshared.
15216 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15217 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15219 * config/mips/mips.md (loadgp): Rename to...
15220 (loadgp_newabi): ...this.
15221 (loadgp_noshared): Rename to...
15222 (loadgp_absolute): ...this.
15224 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15226 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15227 false for locally-binding symbols.
15228 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15230 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15232 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15233 (SYMBOL_GOT_PAGE_OFST): ...this.
15234 (SYMBOL_GOT_GLOBAL): Rename to...
15235 (SYMBOL_GOT_DISP): ...this.
15236 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15237 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15238 * config/mips/mips.c (mips_global_symbol_p): New function.
15239 (mips_symbol_binds_local_p): Likewise.
15240 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15241 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15242 mips_global_symbol_p and mips_symbol_binds_local_p.
15243 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15244 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15245 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15246 SYMBOL_GOTOFF_DISP.
15247 (mips_ok_for_lazy_binding_p): New function.
15248 (mips_load_call_address, mips_expand_call): Use it.
15249 (mips_dangerous_for_la25_p): Likewise.
15250 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15251 (*got_disp<mode>): Use got_disp_operand instead of
15252 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15253 SYMBOL_GOTOFF_GLOBAL.
15254 (*got_page<mode>): Use got_page_ofst_operand instead of
15256 * config/mips/predicates.md (const_call_insn_operand): Use
15257 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15258 (global_got_operand): Rename to...
15259 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15261 (local_got_operand): Rename to...
15262 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15263 of SYMBOL_GOT_LOCAL.
15265 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15267 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15268 TARGET_CALL_CLOBBERED_GP.
15269 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15270 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15271 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15272 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15273 of TARGET_ABICALLS && !TARGET_NEWABI.
15274 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15275 * config/mips/mips.c (mips_load_call_address): Check
15276 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15277 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15278 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15279 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15280 TARGET_ABICALLS && TARGET_NEWABI.
15281 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15283 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15284 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15285 TARGET_ABICALLS && TARGET_NEWABI.
15286 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15287 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15288 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15289 whether indirect calls must use $25.
15290 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15292 * config/mips/mips.md (jal_macro): Check flag_pic and
15293 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15294 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15295 instead of TARGET_ABICALLS.
15296 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15297 TARGET_ABICALLS && TARGET_OLDABI.
15298 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15299 (sibcall): In the comment above the define_insn, mention
15300 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15301 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15302 instead of TARGET_ABICALLS.
15304 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15306 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15307 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15308 (MACFLAGS_MATCH_P): New macro.
15309 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15310 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15311 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15312 the other MACFLAG constants.
15313 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15314 (flag_machi): Tighten constraints. Renumber some of the operands.
15315 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15317 (flag_machi_parts_acconly): New pattern.
15318 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15320 (flag_macinit1hi): Tighten constraints.
15321 (flag_mul_macv2hi_parts_acconly): New pattern.
15323 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15324 Use a more efficient implementation.
15325 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15326 inline sequences when not optimizing for size.
15328 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15329 movhi_high2low): Delete, merge functionality into...
15330 (packv2hi): ... this pattern.
15332 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15333 * config/bfin/bfin.opt (msim): New option.
15334 (mcpu=): New option.
15335 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15336 (bfin_cpu_t): Typedef of enum bfin_cpu.
15337 (bfin_cpu_type): New declaration.
15338 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15339 -msim and -mcpu= options.
15340 (LIB_SPEC): Likewise.
15341 * config/bfin/bfin.c (bfin_cpu_type): Define.
15342 (bfin_handle_option): Handle -mcpu= option.
15343 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15344 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15345 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15347 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15349 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15350 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15351 (powerpc-wrs-vxworksae): Use ${tm_file}.
15352 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15353 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15354 * config/i386/vx-common.h: New file.
15356 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15358 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15361 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15363 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15366 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15370 * c-common.c (c_build_qualified_type): Set canonical type
15373 2007-04-12 Richard Guenther <rguenther@suse.de>
15375 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15376 lower bound and element size if lower bound is not zero
15377 or either of the ARRAY_REF operands is set.
15379 2007-04-12 Richard Guenther <rguenther@suse.de>
15381 PR tree-optimization/24689
15382 PR tree-optimization/31307
15383 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15385 * gimplify.c (canonicalize_addr_expr): To be consistent with
15386 gimplify_compound_lval only set operands two and three of
15387 ARRAY_REFs if they are not gimple_min_invariant. This makes
15388 it never at this place.
15389 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15391 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15393 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15394 null before emitting a .nsubspa directive.
15396 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15398 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15399 need_to_partition_p if there are no memory statements in the
15402 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15404 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15405 (gcd_of_steps_may_divide_p): New function.
15406 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15408 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15410 * reload.c (find_reloads_toplev, find_reloads_address,
15411 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15412 not a pointer equality test, to decide if we need to call
15413 push_reg_equiv_alt_mem.
15415 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15417 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15418 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15420 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15422 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15424 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15425 vector to be positive.
15427 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15431 * doc/invoke.texi: Document --params max-aliased-vops and
15433 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15434 debug_memory_partitions): Move to tree-flow.h
15435 * params.h (AVG_ALIASED_VOPS): Define.
15436 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15438 (mp_info_t): Likewise.
15439 (get_mem_sym_stats_for): New.
15440 (set_memory_partition): Move from tree-flow-inline.h.
15441 (mark_non_addressable): Only clear the set of symbols for the
15442 partition if it exists.
15443 (dump_memory_partitions): Move from tree-ssa-operands.c
15444 (debug_memory_partitions): Likewise.
15445 (need_to_partition_p): New.
15446 (dump_mem_ref_stats): New.
15447 (debug_mem_ref_stats): New.
15448 (dump_mem_sym_stats): New.
15449 (debug_mem_sym_stats): New.
15450 (update_mem_sym_stats_from_stmt): New.
15451 (compare_mp_info_entries): New.
15452 (mp_info_cmp): Call it.
15453 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15455 (get_mpt_for): Move from tree-ssa-operands.c.
15456 (find_partition_for): New.
15457 (create_partition_for): Remove.
15458 (estimate_vop_reduction): New.
15459 (update_reference_counts): New.
15460 (build_mp_info): New.
15461 (compute_memory_partitions): Refactor.
15462 Document new heuristic.
15463 Call build_mp_info, update_reference_counts,
15464 find_partition_for and estimate_vop_reduction.
15465 (compute_may_aliases): Populate virtual operands before
15466 calling debugging dumps.
15467 (delete_mem_sym_stats): New.
15468 (delete_mem_ref_stats): New.
15469 (init_mem_ref_stats): New.
15470 (init_alias_info): Call it.
15471 (maybe_create_global_var): Remove alias_info argument.
15472 Get number of call sites and number of pure/const call sites
15473 from gimple_mem_ref_stats().
15474 (dump_alias_info): Call dump_memory_partitions first.
15475 (dump_points_to_info_for): Show how many times a pointer has
15477 * opts.c (decode_options): For -O2 set --param
15478 max-aliased-vops to 500.
15479 For -O3 set --param max-aliased-vops to 1000 and --param
15480 avg-aliased-vops to 3.
15481 * fortran/options.c (gfc_init_options): Remove assignment to
15483 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15484 * tree-dfa.c (dump_variable): Dump memory reference
15486 Dump NO_ALIAS* settings.
15487 (referenced_var_lookup): Tidy.
15488 (mem_sym_stats): New.
15489 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15490 and ORIG are different SSA names for a memory partition.
15491 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15492 * tree-flow.h (struct mem_sym_stats_d): Define.
15493 (mem_sym_stats_t): Define.
15494 (struct mem_ref_stats_d): Define.
15495 (struct gimple_df): Add field mem_ref_stats.
15496 (enum noalias_state): Define.
15497 (struct var_ann_d): Add bitfield noalias_state.
15498 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15499 debug_mem_ref_stats, debug_memory_partitions,
15500 debug_mem_sym_stats): Declare.
15501 * tree-ssa-structalias.c (update_alias_info): Update call
15502 sites, pure/const call sites and asm sites in structure
15503 returned by gimple_mem_ref_stats.
15504 Remove local variable IS_POTENTIAL_DEREF.
15505 Increase NUM_DEREFS if the memory expression is a potential
15507 Call update_mem_sym_stats_from_stmt.
15508 If the memory references memory, call
15509 update_mem_sym_stats_from_stmt for all the direct memory
15510 symbol references found.
15511 (intra_create_variable_infos): Set noalias_state field for
15512 pointer arguments according to the value of
15513 flag_argument_noalias.
15514 * tree-ssa-structalias.h (struct alias_info): Remove fields
15515 num_calls_found and num_pure_const_calls_found.
15516 (update_mem_sym_stats_from_stmt): Declare.
15517 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15518 Set default value to 100.
15519 (PARAM_AVG_ALIASED_VOPS): Define.
15521 2007-04-11 Richard Guenther <rguenther@suse.de>
15523 PR middle-end/31530
15524 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15525 a * -b + c as c - a * b if we honor sign dependent rounding.
15527 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15529 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15530 bfin_expand_strmov.
15531 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15532 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15534 (initialize_trampoline): Don't use old-style function definition.
15535 (bfin_secondary_reload): Mark IN_P argument as unused.
15537 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15539 PR tree-optimization/31343
15540 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15541 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15542 * testsuite/gcc.dg/vect/pr31343.c: New.
15544 2007-04-10 Eric Christopher <echristo@apple.com>
15546 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15547 * config/i386/i386.md (*cmpfp0): Use.
15548 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15549 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15550 (fix_trunc<mode>_i386_fisttp): Ditto.
15551 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15552 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15553 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15554 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15555 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15556 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15557 (unnamed_splitters): Ditto.
15558 * config/i386/i386.c (output_fix_trunc): Assert that
15559 we're not being passed a TFmode operand.
15561 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15563 PR tree-optimization/31526
15564 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15565 n_basic_blocks to find newly added blocks.
15567 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15569 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15571 (fix_trunc<mode>si_sse): Ditto.
15572 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15573 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15574 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15575 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15576 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15577 expander using SSEMODEF mode macro.
15578 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15579 expander using SSEMODEF mode macro.
15580 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15581 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15582 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15583 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15584 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15585 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15586 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15587 Macroize insn using X87MODEF mode macro.
15589 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15591 * config/i386/sse.md (sse2_pinsrw): Removed.
15592 (sse2_pextrw): Renamed to ...
15593 (*sse2_pextrw): This.
15595 2007-04-09 Jan Hubicka <jh@suse.cz>
15598 * config/i386/sse.md
15599 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15600 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15601 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15602 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15604 2007-04-09 Jan Hubicka <jh@suse.cz>
15606 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15607 multiple fields of union.
15609 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15611 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15612 (create_preheaders): Check that loops are available.
15613 (fix_loop_structure): Clean up, improve comments.
15614 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15615 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15617 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15618 * predict.c (tree_estimate_probability): Do not call
15619 calculate_dominance_info. Call create_preheaders.
15620 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15621 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15623 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15624 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15625 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15626 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15629 2007-04-08 Jan Hubicka <jh@suse.cz>
15631 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15632 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15633 * fold-const.c (fold_unary): Use it.
15635 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15637 * varasm.c (assemble_variable): Remove call to
15638 lang_hooks.decls.prepare_assemble_variable.
15639 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15640 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15641 * langhooks.h (lang_hooks_for_decls): Remove
15642 prepare_assemble_variable.
15644 2007-04-08 Mike Stump <mrs@apple.com>
15646 * config/i386/i386.c: Use inc/dec on Core2.
15648 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15650 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15651 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15652 lhd_tree_inlining_end_inlining): Remove.
15653 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15654 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15655 end_inlining hooks.
15656 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15657 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15658 lhd_tree_inlining_end_inlining): Remove prototypes.
15659 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15660 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15661 LANG_HOOKS_TREE_INLINING_START_INLINING,
15662 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15664 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15667 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15670 * config/avr/predicates.md (io_address_operand): Delete predicate.
15671 (low_io_address_operand): Don't use 'mode' argument.
15672 (higth_io_address_operand): Rename ...
15673 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15674 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15677 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15679 Revert change removing staticp.
15681 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15684 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15687 2007-04-07 Bruce Korb <bkorb@gnu.org>
15689 * c.opt: Add -Wformat-contains-nul.
15690 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15692 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15693 the NUL byte warning.
15695 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15697 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15699 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15701 * tree.c (staticp): No longer use staticp langhook.
15702 * langhooks.c (lhd_staticp): Removed.
15703 * langhooks.h (struct lang_hooks): Remove staticp.
15704 * c-common.c (c_staticp): Remove.
15705 * c-common.h (c_staticp): Ditto.
15706 * langhooks-defs.h (lhd_staticp): Ditto.
15707 (LHD_HOOKS_STATICP): Ditto
15708 * tree.h (gcc_assert_lowered): New macro.
15710 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15712 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15713 argument "reliable".
15714 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15715 Add argument "reliable". Propagate it through calls.
15716 (infer_loop_bounds_from_undefined): Derive number of iterations
15717 estimates from references in blocks that do not dominate loop latch.
15718 (gcov_type_to_double_int): New function.
15719 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15720 and expected_loop_iterations_unbounded.
15721 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15722 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15723 * tree-data-ref.c (estimated_loop_iterations): Export.
15724 (get_references_in_stmt): Fix -- do not return addresses of local
15726 * cfgloop.h (expected_loop_iterations_unbounded,
15727 estimated_loop_iterations): Declare.
15729 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15731 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15733 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15735 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15736 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15737 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15738 Use output_387_reg_move().
15739 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15740 expander using X87MODEF12 mode macro.
15741 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15742 choosing register preferences. Use output_387_reg_move().
15743 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15744 instead of "x". Use output_387_reg_move().
15745 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15746 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15747 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15748 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15749 Use output_387_reg_move().
15750 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15752 (*truncxf?f_i387 splitter): Ditto.
15754 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15756 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15757 LANG_HOOKS_SAFE_FROM_P.
15758 * expr.c (safe_from_p): Remove langhook call.
15759 * langhooks.h (lang_hooks): Remove safe_from_p.
15760 (lhd_safe_from_p): Remove prototype.
15761 * langhooks.c (lhd_safe_from_p): Remove.
15763 2007-04-06 Jan Hubicka <jh@suse.cz>
15765 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15768 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15770 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15771 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15772 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15773 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15775 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15776 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15778 2007-04-05 Richard Henderson <rth@redhat.com>
15780 * config/alpha/alpha.c (print_operand) [+]: Remove.
15781 (alpha_end_function): Print nop if call at end of function.
15782 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15783 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15784 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15785 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15786 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15787 the call pattern. Update peepholes to match.
15789 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15791 * doc/extend.texi (Other Builtins): Add decimal float variants
15793 * builtins.def: Ditto.
15794 * builtins.c (expand_builtin): Ditto.
15796 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15797 H.J. Lu <hongjiu.lu@intel.com>
15800 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15801 of V8HImode when calling ix86_binary_operator_ok.
15802 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15803 (sdot_prodv8hi): Operands 1 and 2 must be register.
15805 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15807 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15808 initialize align to silence bogus warning.
15810 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15812 PR middle-end/22156
15813 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15815 (struct sra_walk_fns): Remove use_all parameter from use.
15816 (sra_hash_tree): Handle BIT_FIELD_REFs.
15817 (sra_elt_hash): Don't hash bitfld blocks.
15818 (sra_elt_eq): Skip them in parent compares as well. Handle
15820 (sra_walk_expr): Don't maintain or pass down use_all_p.
15821 (scan_use): Remove use_all parameter.
15822 (scalarize_use): Likewise. Re-expand assignment to
15823 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15824 output, and re-scalarize after output. Don't mark anything
15826 (scalarize_ldst): Adjust.
15827 (scalarize_walk_gimple_modify_statement): Likewise.
15828 (build_element_name_1): Handle BIT_FIELD_REFs.
15829 (instantiate_element): Don't warn for any element whose parent
15830 is used as a whole.
15831 (instantiate_missing_elements_1): Return the sra_elt.
15832 (canon_type_for_field): New.
15833 (try_instantiate_multiple_fields): New.
15834 (instantiate_missing_elemnts): Use them.
15835 (mark_no_warning): Removed.
15836 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15837 (REPLDUP, sra_build_elt_assignment): New.
15838 (generate_copy_inout): Use them.
15839 (generate_element_copy): Likewise. Handle bitfld differences.
15840 (generate_element_zero): Don't recurse for blocks. Use
15841 sra_build_elt_assignment.
15842 (generate_one_element_int): Take elt instead of var. Use
15843 sra_build_elt_assignment.
15844 (generate_element_init_1): Adjust.
15845 (scalarize_use, scalarize_copy): Use REPLDUP.
15846 (scalarize_ldst): Move assert before dereference.
15847 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15849 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15851 * regmove.c: Fix unused variable warnings due to previous commit.
15853 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15855 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15856 (regmove_bb_head): Remove.
15857 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15858 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15859 problems with fixup_match_1.
15860 Don't initialize/free regmove_bb_head.
15862 (reg_is_remote_constant_p): If an insn is in the same basic block
15863 but not before INSN, consider it remote, too.
15865 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15868 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15869 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15871 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15873 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15874 (CONDITIONAL_REGISTER_USAGE): Likewise.
15876 2007-04-04 Richard Henderson <rth@redhat.com>
15878 * config/alpha/lib1funcs.asm: Remove unused file.
15880 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15883 * opts.c (print_specific_help): Fix --help=<language>
15885 (common_handle_option): Support --help=common.
15887 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15890 * gcc.c (main): Do not run the linker if
15891 print_subprocess_help indicates that it shouldn't be
15894 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15897 * doc/invoke.texi (--help=): Document <languages> value, fix
15898 formatting in tables of values.
15900 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
15902 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
15903 dllimport attribute of virtual methods.
15905 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
15907 * config/score/crti.asm: Change _bss_start to __bss_start.
15908 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
15909 (OUTGOING_REG_PARM_STACK_SPACE) update.
15910 * config/score/score.opt: add options to make backend support
15911 score5, score5u, score7 and score7d.
15912 * config/score/score.md: Likewise.
15913 * config/score/misc.md: Likewise.
15914 * config/score/mac.md: Likewise.
15915 * doc/invoke.texi: Likewise.
15916 * doc/md.texi: update constraints define.
15918 2007-04-03 Richard Henderson <rth@redhat.com>
15920 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
15921 an appropriate type, use the mode instead.
15923 2007-04-03 Richard Sandiford <richard@codesourcery.com>
15925 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
15926 Set the default --with-arch setting to mips2.
15927 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
15928 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
15929 (MULTILIB_OSDIRNAMES): Delete.
15930 (MULTILIB_DIRNAMES): Define.
15931 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
15932 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
15933 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
15934 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
15935 VXWORKS_OS_CPP_BUILTINS.
15936 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
15937 (MIPS_DEBUGGING_INFO): Undefine.
15938 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
15940 2007-04-03 Jakub Jelinek <jakub@redhat.com>
15942 PR middle-end/30704
15943 * fold-const.c (native_encode_real): Encode real.c provided longs
15944 as a series of 32-bit native integers.
15945 (native_interpret_real): Interpret buffer as a series of 32-bit
15948 2007-04-03 Richard Guenther <rguenther@suse.de>
15950 * genpreds.c (write_insn_constraint_len): Write function
15951 optimized for CONSTRAINT_LEN implementation.
15952 (write_tm_preds_h): Output insn_constraint_len inline and
15953 use it for CONSTRAINT_LEN.
15954 (write_insn_preds_c): Don't output insn_constraint_len.
15955 * doc/md.texi (define_register_constraint): Document multi-letter
15956 constraints shall have the same length if they start with the same
15959 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15962 * config/i386/i386.md (isinf<mode>2): Expand only when
15963 TARGET_C99_FUNCTIONS is set.
15965 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15967 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
15968 (x86_64-*-linux*): Ditto.
15969 * config/i386/i386.opt (mpc): New option.
15970 * config/i386/i386.c (overrride_options): Handle
15971 ix87_precision_string.
15972 * config/i386/crtprec.c: New file.
15973 * config/i386/t-crtpc: Ditto.
15974 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
15975 and -mpc80 options.
15976 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
15977 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
15978 crtprec32.o, crtprec64.o and crtprec80.o.
15980 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
15981 and -mpc80 options.
15982 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
15984 2007-04-02 Eric Christopher <echristo@apple.com>
15986 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
15987 limitations on darwin.
15989 2007-04-02 Anatoly Sokolov <aesok@post.ru>
15992 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
15994 2007-04-02 Dave Korn <dave.korn@artimi.com>
15996 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
15998 2007-04-02 Dave Korn <dave.korn@artimi.com>
16000 * libgcc2.h (exception_descriptor): Don't forward-declare.
16001 (__get_eh_table_language, __get_eh_table_version): Delete
16002 prototypes of long-dead functions.
16004 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16006 * ebitmap.h: New file
16007 * ebitmap.c: New file
16008 * Makefile.in (ebitmap.o): New target.
16010 2007-04-01 Jan Hubicka <jh@suse.cz>
16012 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16013 before very first instruction.
16015 2007-04-01 Jan Hubicka <jh@suse.cz>
16017 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16018 waring on 64bit hosts.
16019 * bitmap.h: Fix typo in bitmap_head_def.
16021 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16023 PR rtl-optimization/31391
16024 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16025 into a DELETED_LABEL note, and the label is in an empty basic
16026 block, update BB_END as well as BB_HEAD.
16028 2007-04-01 Richard Henderson <rth@redhat.com>
16030 PR tree-optimization/31169
16031 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16032 to varying if the range is outside [0, prec-1].
16034 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16037 * config/mips/mips.md (load_const_gp): New insn.
16038 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16039 the MIPS16 GP pseudo register if no_new_pseudos.
16040 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16042 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16045 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16047 (call_value): Likewise.
16049 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16050 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16053 * doc/invoke.texi: (optimization options): Reword description
16054 of -ffast-math. Document its primary purpose.
16056 2007-03-31 Richard Guenther <rguenther@suse.de>
16058 * omp-low.c (splay-tree.h): Include.
16059 (lookup_decl): Replace splay-tree usage by pointer-map.
16060 (maybe_lookup_decl): Likewise.
16061 (new_omp_context): Likewise.
16062 (delete_omp_context): Likewise.
16063 * gimplify.c (splay-tree.h): Include.
16064 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16066 (remap_ssa_name): Likewise.
16067 (remap_decl): Likewise.
16068 (remap_type_1): Likewise.
16069 (remap_type): Likewise.
16070 (copy_body_r): Likewise.
16071 (expand_call_inline): Likewise.
16072 (clone_body): Likewise.
16073 (copy_tree_r): Likewise.
16074 (remap_save_expr): Likewise.
16075 (unsave_r): Likewise.
16076 (unsave_expr_now): Likewise.
16077 (tree_function_versioning): Likewise.
16078 (build_duplicate_type): Likewise.
16079 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16080 (struct copy_body_data): Replace splay-tree by pointer-map.
16081 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16082 not $(SPLAY_TREE_H).
16083 (gimplify.o): Depend on $(SPLAY_TREE_H).
16084 (omp-low.p): Likewise.
16086 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16088 * config/avr/predicates.md (even_register_operand,
16089 odd_register_operand): New predicates.
16090 * config/avr/avr.md (movw peephole2): New.
16091 (movw_r peephole2): New.
16093 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16095 * tree.h (get_signed_or_unsigned_type): New.
16096 * fold-const.c (operand_equal_for_comparison_p): Use
16097 get_signed_or_unsigned_type instead of
16098 lang_hooks.types.signed_or_unsigned_type.
16099 * expr.c (store_expr): Ditto.
16100 * langhooks.c (get_signed_or_unsigned_type): New.
16101 (lhd_signed_or_unsigned_type): New.
16102 * langhooks.h (lhd_signed_or_unsigned_type): New.
16103 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16105 2007-03-30 Richard Henderson <rth@redhat.com>
16107 * tree-ssa-loop-ivopts.c: Include target.h.
16108 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16109 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16110 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16111 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16113 2007-03-30 Richard Henderson <rth@redhat.com>
16114 Kai Tietz <kai.tietz@onevision.com>
16116 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16117 default for 64-bit.
16118 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16119 (TARGET_64BIT_MS_ABI): New.
16120 (DBX_REGISTER_NUMBER): Handle 64-bit.
16121 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16122 (LONG_TYPE_SIZE): Force to 32.
16123 (REG_PARM_STACK_SPACE): New.
16124 (OUTGOING_REG_PARM_STACK_SPACE): New.
16125 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16126 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16127 (STACK_BOUNDARY): Use 128 for 64-bit.
16128 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16129 Add 64-bit implementation.
16130 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16132 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16133 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16134 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16135 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16136 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16137 TARGET_64BIT_MS_ABI.
16138 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16139 (ix86_pass_by_reference): Likewise.
16140 (ix86_function_value_regno_p): Likewise.
16141 (ix86_build_builtin_va_list): Likewise.
16142 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16143 (function_arg_advance_ms_64): New.
16144 (function_arg_advance): Call it.
16145 (function_arg_ms_64): New.
16146 (function_arg): Call it.
16147 (function_value_ms_64): New.
16148 (ix86_function_value_1): Call it.
16149 (return_in_memory_ms_64): New.
16150 (ix86_return_in_memory): Call it.
16151 (setup_incoming_varargs_ms_64): New.
16152 (ix86_setup_incoming_varargs): Call it.
16153 (ix86_expand_prologue): Handle 64-bit stack probing.
16154 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16155 (output_pic_addr_const): Likewise.
16156 (x86_this_parameter): Likewise.
16157 (x86_output_mi_thunk): Likewise.
16158 (x86_function_profiler): Likewise.
16159 (TARGET_STRICT_ARGUMENT_NAMING): New.
16160 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16161 (TARGET_64BIT_MS_ABI): New.
16162 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16163 * config/i386/i386.md (allocate_stack_worker): Remove.
16164 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16165 describe the clobber of eax without a match_scratch.
16166 (allocate_stack_worker_postreload): Remove.
16167 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16168 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16169 (allocate_stack_worker_rex64_postreload): Remove.
16170 (allocate_stack): Handle 64-bit.
16171 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16172 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16173 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16174 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16175 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16176 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16177 * config.build (x86_64-*-mingw*): New host.
16178 * config.host (x86_64-*-mingw*): New host.
16179 * config.gcc (x86_64-*-mingw*): New target.
16180 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16182 2007-03-30 Richard Henderson <rth@redhat.com>
16183 Kai Tietz <kai.tietz@onevision.com>
16185 * c-pragma.c (struct def_pragma_macro_value): New.
16186 (struct def_pragma_macro): New.
16187 (pushed_macro_table): New.
16188 (dpm_hash, dpm_eq): New.
16189 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16190 (init_pragma): Install them.
16191 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16193 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16195 * config/avr/avr.c (avr_override_options): Clear
16196 'flag_delete_null_pointer_checks'.
16198 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16201 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16202 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16203 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16204 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16205 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16206 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16207 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16209 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16211 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16213 * regmove.c: Move all of pass_stack_adjustments from here...
16214 * combine-stack-adj.c: ...to this new file.
16215 * Makefile.in: Add rules for combine-stack-adj.o.
16217 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16219 PR tree-optimization/31383
16220 * tree-data-ref.c (affine_function_equal_p): Do not require the
16221 vectors to have the same length.
16223 2007-03-30 Jan Hubicka <jh@suse.cz>
16225 PR middle-end/30700
16226 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16227 availablility; add more sanity checking; ask varpool only about
16230 2007-03-29 Richard Henderson <rth@redhat.com>
16232 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16233 to decide, but __SIZEOF_LONG_LONG__.
16235 2007-03-29 Richard Henderson <rth@redhat.com>
16237 * emutls.c (struct __emutls_array): New.
16238 (emutls_destroy): Use it instead of casting element 0 from void*.
16239 (__emutls_get_address): Likewise.
16241 2007-03-29 Richard Henderson <rth@redhat.com>
16243 * varasm.c (initializer_constant_valid_p): Don't deny
16244 DECL_DLLIMPORT_P on functions.
16246 * config/i386/cygming.h: Remove function declarations.
16247 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16248 (ASM_OUTPUT_LABELREF): Remove.
16249 (COMMON_ASM_OP): Remove.
16250 (ASM_OUTPUT_COMMON): Remove.
16251 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16252 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16253 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16254 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16255 Rename from TARGET_ENCODE_SECTION_INFO.
16256 * config/i386/netware.h: Likewise.
16257 * config/i386/i386-protos.h: Update.
16258 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16259 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16260 (legitimate_constant_p): Reject dllimports.
16261 (dllimport_map, get_dllimport_decl): New.
16262 (legitimize_dllimport_symbol): New.
16263 (legitimize_address, ix86_expand_move): Use it.
16264 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16265 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16266 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16267 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16268 * config/i386/predicates.md (constant_call_address_operand): Only
16269 accept symbols; reject dllimport_p symbols.
16270 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16271 i386_pe_maybe_record_exported_symbol.
16272 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16273 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16274 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16275 trust the setting of DECL_DLLIMPORT_P.
16276 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16277 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16278 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16279 tidy the argument scanning loop.
16280 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16281 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16282 (i386_pe_strip_name_encoding): Remove.
16283 (i386_pe_binds_local_p): New.
16284 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16285 (i386_pe_output_labelref): Remove.
16286 (i386_pe_asm_output_aligned_decl_common): New.
16287 (i386_pe_maybe_record_exported_symbol): Rename from
16288 i386_pe_record_exported_symbol; check for dllexported symbols.
16290 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16292 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16293 add comment explaining why vsnprintf cannot be used.
16295 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16297 PR tree-optimization/30666
16298 * tree.c (build_complex_type): When creating type names for DWARF2
16299 debug info, create TYPE_DECLs for TYPE_NAME instead of
16301 (build_common_tree_nodes_2): Use build_complex_type when building
16302 predefined complex types, to preserve canonical types.
16304 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16306 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16307 (noce_get_alt_condition): Look at it to determine whether to
16308 reverse the condition or not.
16309 (noce_get_condition): Substitute the truth for lies.
16310 (noce_find_if_block): Set the then_else_reversed field.
16312 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16314 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16315 destination of this insn.
16316 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16317 than calling gen_rtx_SET directly. Use r0 to hold the value of
16318 'address + 4' rather than a stack based temporary which can be
16319 mis-optimized away.
16321 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16323 * config/s390/s390.c (s390_secondary_input_reload_class,
16324 s390_secondary_output_reload_class): Functions removed.
16325 (s390_secondary_reload): New function.
16326 (TARGET_SECONDARY_RELOAD): Target macro defined.
16327 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16328 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16329 * config/s390/s390.md ("reload_outti", "reload_outdi",
16330 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16331 "reload_out<mode>"): Expanders removed.
16332 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16333 "reload<mode>_nonoffmem_out"): Expanders added.
16335 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16337 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16338 action if SRC->DEST replacement failed anyway.
16340 2007-03-28 Mike Stump <mrs@apple.com>
16342 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16343 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16344 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16346 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16348 * config.gcc: Accept barcelona as a variant of amdfam10.
16349 * config/i386/i386.c (override_options): Likewise.
16350 * doc/invoke.texi: Likewise.
16352 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16354 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16355 offsets for BIT_FIELD_REF and COMPONENT_REF.
16357 2007-03-28 Richard Guenther <rguenther@suse.de>
16359 * tree.c (is_global_var): Move ...
16360 * tree-flow-inline.h (is_global_var): ... here.
16361 * tree.h (is_global_var): Remove declaration.
16363 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16365 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16367 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16368 * config/i386/i386.c (ix86_tune_features): Initialize new
16370 * config/i386/predicates.md (promotable_binary_operator): Use
16371 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16373 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16376 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16378 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16380 * config/fr30/fr30.md (movsi_internal): Change destination
16381 constraint from m to V and add m to the end.
16383 2007-03-28 Christian Bruel <christian.bruel@st.com>
16385 * config/sh/sh.md (movsi_i): Fix type attribute.
16387 2007-03-28 Christian Bruel <christian.bruel@st.com>
16389 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16390 (movsf_ie): Likewise.
16392 2007-03-28 Christian Bruel <christian.bruel@st.com>
16394 * config.gcc: Add sh4-300 to multilib.
16395 * config/sh/t-mlib-sh4-300: New file.
16397 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16399 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16400 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16401 fix_trunc<mode>di2.
16402 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16403 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16404 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16405 "fixuns_trunctddi2"): Whitespace fix.
16407 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16409 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16410 the definition of struct sh_args.
16411 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16412 CALL_COOKIE_INT_REG_GET): Likewise.
16414 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16416 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16417 transformations are applied successfully.
16419 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16421 * tree.c (tree_contains_struct): Permit 512 tree codes.
16422 * tree.h (tree_contains_struct): Ditto.
16423 (MAX_TREE_CODES): Ditto.
16424 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16425 SPARE member to store remaining padding bits.
16427 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16429 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16432 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16434 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16435 * configure: Regenerate.
16437 * configure: Regenerate using the correct version of autoconf.
16439 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16441 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16443 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16444 regs to "__SP_L__" and "__SP_H__".
16446 2007-03-27 Richard Guenther <rguenther@suse.de>
16448 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16449 computations with it with a HOST_WIDE_INT variable.
16451 2007-03-26 Mike Stump <mrs@apple.com>
16453 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16454 objective-c-header, objective-c++-header and objc++-cpp-output
16456 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16458 2007-03-26 Richard Henderson <rth@redhat.com>
16461 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16462 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16463 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16464 IX86_BUILTIN_PSRLQ128): New.
16465 (ix86_init_mmx_sse_builtins): Add them.
16466 (ix86_expand_builtin): Expand them.
16467 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16468 operand 2 be TImode.
16469 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16470 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16471 _mm_srli_epi64): Mark __B const.
16472 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16473 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16474 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16475 new two-vector shift builtins.
16477 2007-03-26 Ian Lance Taylor <iant@google.com>
16479 PR tree-optimization/31345
16480 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16481 [+INF, +INF(OVF)] into VARYING.
16483 2007-03-26 Zack Weinberg <zackw@panix.com>
16485 * gengtype-parse.c: New file.
16486 * gengtype-yacc.y: Delete.
16487 * gengtype-lex.l: Don't include gengtype-yacc.h.
16488 Define YY_DECL and yyterminate appropriately for recursive
16489 descent parser. yylval is now a string out-parameter to yylex.
16490 (HWS, EOID): New shorthand.
16491 (IWORD): Add a couple more types.
16492 (yylex): Add a setup stanza. Remove the complex rules for
16493 detecting GTY'ed types and typedefs; replace with simple
16494 keyword detectors. Adjust everything for the changed
16495 definition of yylval. Ignore all pp-directives, not just #define.
16497 (parse_file): Rename yybegin; do not call yyparse.
16499 * gengtype.c (xasprintf): Export again.
16500 (this_file): New. Use everywhere __FILE__ was being used.
16501 (get_lang_bitmap): Special case types defined in gengtype.c.
16502 (do_typedef, new_structure): Suppress definition of certain types.
16503 (new_structure): Improve diagnostics of duplicate definitions.
16504 Make sure location_s is associated with input.h.
16505 (nreverse_pairs, define_location_structures): New functions.
16506 (main): Improve tagging of kludge types. Remove old kludges
16507 for input.h types; use define_location_structures.
16508 * gengtype.h: Update prototypes. Define token codes here.
16509 * Makefile.in: Remove all references to gengtype-yacc.
16510 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16512 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16513 add GTY((skip)) to the field that's only conditionally there.
16514 * doc/install.texi: Document that Bison is no longer required
16515 unless building treelang.
16517 * gengtype.c: Don't include gtyp-gen.h.
16518 (srcdir): Declare here.
16519 (base_files, lang_dir_names): Allocate dynamically.
16520 (gt_files, num_gt_files, num_lang_dirs): New globals.
16521 (measure_input_list, read_input_line, read_input_list)
16522 (set_lang_bitmap): New functions.
16523 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16524 simplify, relying on read_input_list to set up the bitmaps.
16525 (main): Arguments are no longer unused. Check for correct number
16526 of command line arguments, set srcdir and srcdir_len, then call
16527 read_input_list, before doing anything else. No need to worry
16528 about duplicates in main loop.
16529 * configure.ac: Simplify the calculation of all_gtfiles.
16530 Put language tags in there. Don't set or substitute
16531 all_gtfiles_files_langs or all_gtfiles_files_frags.
16532 * Makefile.in: Revamp the way gengtype is invoked, now that it
16533 takes a file on its command line with a much simpler format.
16534 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16535 (GTFILES): Remove duplicates and C source files.
16536 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16537 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16538 * configure: Regenerate.
16540 * gengtype.h: Remove all type definitions to gengtype.c; leave
16541 only definitions of options_p, type_p, and pair_p as opaque
16542 pointers. Update prototypes.
16543 * gengtype.c: Many type definitions moved here from gengtype.h.
16544 Consolidate type definitions at the top of the file.
16545 (xvasprintf): Delete.
16546 (xasprintf): Make static.
16547 (create_nested_pointer_option): Add 'next' parameter.
16548 (create_field_all, create_field_at): New functions.
16549 (create_field): Now a thin wrapper around create_field_all.
16550 (create_optional_field): Rename create_optional_field_ and add
16551 line argument. Original name is now a macro which supplies
16553 (oprintf): Use vsnprintf directly.
16554 (close_output_files): Use fatal rather than perror/exit.
16555 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16556 (main): Set progname. Don't use exit.
16557 * gengtype-yacc.y (struct_fields): Use create_field_at.
16558 (option, optionseqopt): Delete.
16559 (optionseq): Consolidate productions from option here so we
16560 can use the first argument to create_option.
16562 * gengtype-lex.l: Distinguish unions from structures in the
16563 token type. Don't call find_structure; return the tag as a string.
16564 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16565 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16566 string. Reorganize typedef_struct production accordingly.
16567 Use create_nested_ptr_option.
16568 * gengtype.c (create_nested_ptr_option): New function.
16569 * gengtype.h: Declare it.
16571 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16572 (string_type): Don't declare.
16573 (do_scalar_typedef): Declare.
16574 (create_scalar_type): Update prototype.
16575 * gengtype.c (string_type): Make static.
16576 (scalar_nonchar, scalar_char): New.
16577 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16578 (resolve_typedef): Use scalar_nonchar for error recovery.
16579 (create_scalar_type): Remove name_len field. Return scalar_char
16580 or scalar_nonchar as appropriate.
16581 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16582 to use string_type.
16583 (throughout): Use scalar_nonchar instead of calling
16584 create_scalar_type, whenever possible.
16585 (main): Initialize scalar_char and scalar_nonchar before calling
16587 * gengtype-lex.l: Adjust for removal of second argument to
16588 create_scalar_type. Use yylval.s instead of yylval.t when
16590 * gengtype-yacc.y: Type of SCALAR is string. Call
16591 create_scalar_type from type:SCALAR rule. Adjust for removal of
16592 second argument to create_scalar_type.
16594 * vec.h: Remove all #if IN_GENGTYPE blocks.
16595 Add comment saying that changes may require adjustments to gengtype.
16596 * gengtype.c: Don't include coretypes.h or tm.h.
16597 Add comment to inclusion of errors.h.
16598 (note_def_vec, note_def_vec_alloc): New functions.
16599 * gengtype.h: Declare new functions.
16600 * gengtype-lex.l: Don't include coretypes.h.
16601 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16603 (update_lineno): Remove unnecessary prototype.
16604 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16605 (VEC rule): Just return VEC_TOKEN.
16606 * gengtype-yacc.y (VEC_TOKEN): New token type.
16607 (type): Add a production for VEC(a,b).
16608 * Makefile.in: Update dependencies.
16610 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16611 typedefs that use the old PARAMS macro.
16613 * gengtype-lex.l: Remove all rules and states relating to yacc
16615 * gengtype-yacc.y: Similarly.
16616 * gengtype.c (note_yacc_type): Delete function.
16617 * gengtype.h: Update prototypes.
16619 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16621 * tree-pretty-print.c (dump_generic_node): Report precision of
16622 unnamed integer types.
16624 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16626 * ifcvt.c (noce_try_store_flag_constants): Don't check
16627 no_new_pseudos here.
16628 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16629 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16630 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16631 noce_try_sign_mask): Likewise.
16632 (if_convert): Check no_new_pseudos here.
16634 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16636 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16637 (noce_get_condition): Handle new then_else_reversed argument.
16638 (noce_init_if_info): Remove, fold into noce_find_if_block.
16639 (noce_process_if_block): Take a struct noce_if_info as the
16640 argument. Don't set up one based on ce_if_info. Update pointer
16641 references accordingly.
16642 (cond_move_process_if_block): Likewise.
16643 (process_if_block): Removed.
16644 (find_if_block): Removed. Move functionality two new functions,
16645 noce_find_if_block and cond_exec_find_if_block.
16646 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16647 blocks and the symmetric IF-ELSE-JOIN case.
16648 (cond_exec_find_if_block): Also new function mostly based on old
16649 find_if_block and process_if_block.
16650 (find_if_header): Replace find_if_block call with separately
16651 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16652 (find_cond_trap): Update noce_get_condition call.
16653 (dead_or_predicable): Likewise.
16655 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16657 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16659 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16660 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16661 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16662 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16663 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16664 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16665 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16666 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16667 __builtin_ia32_psrad128 builtins.
16669 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16671 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16672 * config/i386/constraints.md
16673 (define_constraint "I"): Use IN_RANGE macro.
16674 (define_constraint "J"): Ditto.
16675 (define_constraint "K"): Ditto.
16676 (define_constraint "M"): Ditto.
16677 (define_constraint "N"): Ditto.
16678 (define_constraint "O"): Ditto.
16679 * config/i386/predicates.md
16680 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16681 (define_predicate "const_0_to_3_operand"): Ditto.
16682 (define_predicate "const_0_to_7_operand"): Ditto.
16683 (define_predicate "const_0_to_15_operand"): Ditto.
16684 (define_predicate "const_0_to_63_operand"): Ditto.
16685 (define_predicate "const_0_to_255_operand"): Ditto.
16686 (define_predicate "const_1_to_31_operand"): Ditto.
16687 (define_predicate "const_2_to_3_operand"): Ditto.
16688 (define_predicate "const_4_to_7_operand"): Ditto.
16690 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16692 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16693 in SImode for save_world.
16694 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16697 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16699 PR tree-optimization/30784
16700 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16703 2007-03-25 Revital Eres <eres@il.ibm.com>
16705 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16706 Fold movement_possibility function into it.
16708 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16710 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16711 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16712 (call_indirect_nonlocal_darwin64): Same.
16713 (call_nonlocal_darwin64): Same.
16714 (call_value_indirect_nonlocal_darwin64): Same.
16715 (call_value_nonlocal_darwin64): Same.
16716 (sibcall_nonlocal_darwin64): Same.
16717 (sibcall_value_nonlocal_darwin64): Same.
16718 (sibcall_symbolic_64): Same.
16719 (sibcall_value_symbolic_64): Same.
16720 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16722 (rs6000_emit_load_toc_table): Same.
16723 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16724 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16726 (divss_call): Same.
16727 (divus_call): Same.
16728 (quoss_call): Same.
16729 (quous_call): Same.
16730 (load_toc_v4_pic_si): Same
16731 (load_toc_v4_PIC_1): Same.
16732 (load_toc_v4_PIC_1b): Same.
16733 (call_indirect_aix{32,64}): Same.
16734 (call_value_indirect_aix{32,64}): Same.
16736 (call_value): Same.
16737 (call_local{32,64}): Same.
16738 (call_value_local{32,64}): Same.
16739 (call_indirect_nonlocal_aix{32,64}): Same.
16740 (call_nonlocal_aix{32,64}): Same.
16741 (call_value_indirect_nonlocal_aix{32,64}): Same.
16742 (call_value_nonlocal_aix{32,64}): Same.
16743 (call_indirect_nonlocal_sysv<mode>): Same.
16744 (call_nonlocal_sysv<mode>): Same.
16745 (call_value_indirect_nonlocal_sysv<mode>): Same.
16746 (call_value_nonlocal_sysv<mode>): Same.
16748 (sibcall_local{32,64}): Same.
16749 (sibcall_value_local{32,64}): Same.
16750 (sibcall_nonlocal_aix{32,64}): Same.
16751 (sibcall_value_nonlocal_aix{32,64}): Same.
16752 (sibcall_nonlocal_sysv<mode>): Same.
16753 (sibcall_value): Same.
16754 (sibcall_value_nonlocal_sysv<mode>): Same.
16756 2007-03-24 Paul Brook <paul@codesourcery.com>
16758 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16759 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16761 2007-03-24 Richard Henderson <rth@redhat.com>
16763 * config/ia64/constraints.md: New file.
16764 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16765 satisfies_constraint_?.
16766 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16767 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16768 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16769 ia64_output_mi_thunk): Likewise.
16770 (ia64_const_ok_for_letter_p): Remove.
16771 (ia64_const_double_ok_for_letter_p): Remove.
16772 (ia64_extra_constraint): Remove.
16773 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16774 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16775 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16776 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16777 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16778 EXTRA_MEMORY_CONSTRAINT): Remove.
16779 * config/ia64/ia64.md: Include constriants.md. Replace
16780 CONST_OK_FOR_? with satisfies_constraint_?.
16782 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16783 H.J. Lu <hongjiu.lu@intel.com>
16785 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16787 (name macros): Use DPD_BID_NAME to convert names properly.
16789 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16790 decimal floating point format.
16791 (init_floating_libfuncs): Change decimal functions so that they
16792 have a "bid_" prefix if the decimal system uses the BID format,
16793 and "dpd_" prefix if the decimal system uses the DPD format.
16794 (init_interclass_conv_libfuncs): Ditto.
16795 (init_intraclass_conv_libfuncs): Ditto.
16797 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16798 using the BID format.
16800 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16801 whether we are using the BID decimal format.
16802 * configure: Regenerate.
16804 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16805 the compiler has decimal floating point enabled. Define
16806 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16809 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16810 using the BID format.
16812 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16813 whether we are using the BID decimal format.
16814 * configure: Regenerate.
16816 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16817 the compiler has decimal floating point enabled. Define
16818 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16821 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16822 options, and that it is enabled for i386/x86_64 systems.
16824 * Makefile.in (enable_decimal_float): New.
16826 (DECNUMINC): Add -I$(DECNUMFMT).
16827 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16828 to $(DECNUMFMT) from $(DECNUM).
16830 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16831 Substitute enable_decimal_float.
16832 * configure: Regenerated.
16835 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16838 * configure.ac: Enable decimal float for x86_64-*-linux*.
16839 * configure: Regenerated.
16842 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16843 decimal128ClearSign to flip and clear the sign bit in decimal128.
16844 (decimal_real_maxval): Set decimal128SetSign to set the sign
16847 2007-03-23 Ian Lance Taylor <iant@google.com>
16849 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16851 2007-03-23 Ian Lance Taylor <iant@google.com>
16853 * tree-dump.c (dump_files): Correct comment.
16855 2007-03-23 Ian Lance Taylor <iant@google.com>
16857 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16859 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16861 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16862 in cfglayout mode. Don't go into and out of cfglayout mode.
16863 Link the blocks in the order of the constructed traces.
16864 (rest_of_handle_tracer): Adjust call to tracer.
16865 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16866 Don't go into cfglayout mode.
16867 (rtl_loop_done): Don't go out of cfglayout mode.
16868 * cfglayout.c (relink_block_chain): New function, split out from...
16869 (fixup_reorder_chain): ...here. Remove redundant checking.
16870 (cfg_layout_finalize): Don't clear the header, footer, and aux
16871 fields here, move the code to do so to relink_block_chain. Likewise
16872 for free_original_copy_tables.
16873 * rtl.h (tracer): Update prototype.
16874 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16875 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16876 mode. Use relink_block_chain to serialize the CFG according to the
16877 new basic block order. Move targetm.cannot_modify_jumps_p check from
16879 (gate_handle_reorder_blocks): ...to here.
16880 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16882 (gate_duplicate_computed_gotos): ...to here.
16883 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16884 something always changes when going into and out of cfglayout mode.
16885 Perform an expensive cfg cleanup while going into cfglayout mode.
16886 Always update liveness information on HAVE_conditional_execution
16887 targets. Reserialize the basic blocks and go out of cfglayout mode.
16888 * reg-stack.c: Include cfglayout.h.
16889 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16890 the call to reorder_basic_blocks.
16891 * basic-block.h (reorder_basic_blocks): Update prototype.
16892 (relink_block_chain): New prototype.
16893 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16895 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16897 * config/mips/mips.md (type, hazard, *movdi_32bit,
16898 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16899 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16900 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16901 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
16902 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
16904 (movcc): Change first xfer to multi.
16905 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
16906 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
16907 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
16908 config/mips/generic.md: Change reservations using "xfer" to use
16910 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
16911 using match_operand.
16912 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
16913 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
16915 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
16917 2007-03-22 Richard Henderson <rth@redhat.com>
16919 * config/i386/i386.c: Remove unnecessary function declarations.
16920 Move targetm definition, and all related macros, to the end of
16921 the file. Resort some functions to put definitions before uses.
16922 (ix86_attribute_table): Make static. Move to end of file.
16923 (ix86_gimplify_va_arg): Make static.
16925 2007-03-22 Richard Henderson <rth@redhat.com>
16927 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
16928 don't increase local_regparm with force_align_arg_pointer check.
16929 (ix86_function_sseregparm): Assert 32-bit.
16930 (type_has_variadic_args_p): New.
16931 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16932 type_has_variadic_args_p.
16933 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
16934 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
16935 use memset instead. Do maybe_vaarg check first; skip attribute
16936 tests if true; skip attribute tests for 64-bit.
16937 (construct_container): Remove TARGET_DEBUG_ARG.
16938 (function_arg_advance_32, function_arg_advance_64): Split out ...
16939 (function_arg_advance): ... from here.
16940 (function_arg_32, function_arg_64): Split out ...
16941 (function_arg): ... from here.
16942 (ix86_pass_by_reference): Tidy.
16943 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
16944 (function_value_32): New, from parts of ix86_function_value
16945 and ix86_value_regno.
16946 (function_value_64): New, from parts of ix86_function_value
16947 and ix86_libcall_value.
16948 (ix86_function_value_1): New.
16949 (ix86_function_value, ix86_libcall_value): Use it.
16950 (return_in_memory_32, return_in_memory_64): Split out ...
16951 (ix86_return_in_memory): ... from here.
16952 (ix86_struct_value_rtx): Skip for 64-bit.
16953 (ix86_libcall_value, ix86_value_regno): Remove.
16954 (setup_incoming_varargs_64): Split out ...
16955 (ix86_setup_incoming_varargs): ... from here.
16956 (ix86_va_start): Remove TARGET_DEBUG_ARG.
16957 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
16958 * config/i386/i386-protos.h (ix86_function_value): Remove.
16959 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
16961 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16964 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
16965 infinities not supported, otherwise emit warning if -Woverflow. On
16966 underflow, emit warning if -Woverflow.
16967 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
16969 * real.h (real_from_string): Update declaration
16971 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
16972 Richard Henderson <rth@redhat.com>
16974 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
16975 * calls.c (compute_argument_block_size, expand_call,
16976 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
16977 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16978 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
16979 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
16980 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
16981 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
16982 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
16983 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
16986 2007-03-22 Joseph Myers <joseph@codesourcery.com>
16988 * c-incpath.c (add_sysroot_to_chain): New.
16989 (merge_include_chains): Add sysroot argument. Call
16990 add_sysroot_to_chain if sysrooted.
16991 (register_include_chains): Update call to merge_include_chains.
16992 * doc/cppopts.texi: Document use of '=' in include directory
16995 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
16997 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
16998 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
16999 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17000 insn pattern using X87MODEF12 mode macro.
17002 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17004 * regmove.c (regmove_optimize): Use reg_mentioned_p
17005 instead of reg_overlap_mentioned_p for DST.
17007 2007-03-21 Mike Stump <mrs@apple.com>
17009 * c.opt: Fixup for Objective-C/C++.
17011 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17013 * explow.c (convert_memory_address): Fold memory reference when
17014 POINTERS_EXTEND_UNSIGNED < 0
17016 2007-03-21 Richard Henderson <rth@redhat.com>
17019 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17020 * config/i386/mmintrin.h (__m64): Likewise.
17021 * config/i386/xmmintrin.h (__m128): Likewise.
17023 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17025 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17026 (VXWORKS_OS_CPP_BUILTINS): Define.
17027 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17028 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17030 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17032 * rtl.h (constant_pool_reference_p): Delete.
17033 (find_constant_src): Declare.
17034 * rtlanal.c (find_constant_src): New function.
17035 * simplify-rtx.c (constant_pool_reference_p): Delete.
17036 * config/i386/i386.md: Use find_constant_src instead of
17037 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17039 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17041 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17042 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17044 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17046 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17047 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17048 (arm_elf_asm_constructor): Use it.
17049 (arm_elf_asm_destructor): New function.
17051 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17053 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17055 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17057 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17059 2007-03-19 Andrew Haley <aph@redhat.com>
17061 PR tree-optimization/31264
17062 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17063 VIEW_CONVERT_EXPRs.
17065 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17067 PR rtl-optimization/30907
17068 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17069 (fwprop_init): Always call loop_optimizer_initialize.
17070 (fwprop_done): Always call loop_optimizer_finalize.
17071 (fwprop): We always have loop info now.
17072 (gate_fwprop_addr): Remove.
17073 (pass_fwprop_addr): Use gate_fwprop as gate.
17075 PR rtl-optimization/30841
17076 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17077 df_chain_alloc): Call df_reorganize_refs unconditionally.
17078 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17079 refs_organized to refs_organized_size.
17080 (df_ref_create_structure): Use refs_organized_size instead of
17081 bitmap_size if refs had been organized, and keep refs_organized_size
17083 * df.h (struct df_ref_info): Change refs_organized to
17084 refs_organized_size.
17085 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17088 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17090 * except.c (output_function_exception_table): Do not reference the
17091 EH personality routine for functions that do not require an
17094 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17097 * c-typeck.c (convert_for_assignment): Call comptypes for
17098 RECORD_TYPE or UNION_TYPE.
17100 PR inline-asm/30505
17101 * reload1.c (reload): Do invalid ASM checking after
17102 cleanup_subreg_operands.
17104 2007-03-19 Jeff Law <law@redhat.com>
17106 * tree-cfg.c (find_taken_edge): Tighten conditions for
17107 optimizing computed gotos.
17109 2007-03-19 Michael Matz <matz@suse.de>
17111 * builtins.c (expand_builtin_sync_operation,
17112 expand_builtin_compare_and_swap,
17113 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17116 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17117 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17120 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17122 * doc/tm.texi: Add brackets around the return type of
17123 TARGET_SECONDARY_RELOAD.
17125 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17126 Richard Guenther <rguenther@suse.de>
17128 PR tree-optimization/31254
17129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17130 Use handled_component_p () where appropriate. Continue
17131 propagating into the rhs if we propagated into an INDIRECT_REF
17134 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17136 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17137 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17138 (xde, xdee): Mode attributes adjusted to support DFP modes.
17139 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17140 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17141 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17142 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17143 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17144 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17145 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17147 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17148 "movsf"): Insn definitions removed.
17149 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17150 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17151 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17153 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17154 "reload_in<mode>", "reload_out<mode>"): Expander added.
17155 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17158 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17160 * config/s390/s390.md: Only non-functional changes. Renamed
17161 FPR mode macro to BFP all over the file.
17163 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17165 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17166 (op_type attribute): RRF instruction type added.
17167 (fT0): New mode attribute.
17168 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17169 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17170 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17171 instruction no secondary memory is needed when moving DFmode values
17172 between GPRs and FPRs.
17174 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17176 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17177 inverted and documentation adjusted.
17178 ("mhard-dfp", "msoft-dfp"): New options.
17179 * config/s390/s390.c (s390_handle_arch_option): New architecture
17181 (override_options): Sanity checks for the new options added.
17182 * config.gcc: New architecture switch: z9-ec.
17183 * config/s390/s390.h (processor_flags): PF_DFP added.
17184 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17185 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17186 when the bit is NOT set so remove it from the defaults.
17188 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17190 * genemit.c (main): Print include statement for dfp.h.
17191 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17194 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17196 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17198 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17201 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17202 instead of PATTERN.
17204 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17206 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17207 attr_length_call, output_call, output_indirect_call): Cleanup
17208 formatting of targetm calls.
17210 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17212 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17214 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17216 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17217 reservation, bypass and anti-bypass descriptions for these
17218 instructions. Update move patterns.
17219 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17222 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17224 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17225 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17226 (get_initial_def_for_reduction): Likewise.
17228 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17230 Fix PR tree-optimization/29922
17231 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17232 (get_representative): Removed.
17233 (value_dies_in_block_x): Update for rvuse removal.
17234 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17235 (compute_antic_aux): Handle when PHI nodes appear in
17236 non-single-successors.
17237 (dump_bitmap_of_names): Removed.
17238 (compute_antic_safe): Renamed and removed rvuse calculation.
17239 Calculate only antic safe.
17240 (insert_into_preds_of_block): Remove assert.
17241 (execute_pre): Update for renamed functions.
17242 (defer_or_phi_translate_block): New function.
17244 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17246 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17247 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17249 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17250 Follow spelling conventions.
17252 * tree-data-ref.h: Remove the prototype for analyze_array.
17254 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17256 PR tree-optimization/31041
17257 * tree-vect-transform.c (get_initial_def_for_induction): Call
17258 force_gimple_operand.
17260 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17262 * ipa-type-escape.c (look_for_casts) : Revert code to use
17263 handled_component_p due to ada test a-numaux.adb.
17265 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17267 * final.c (final_scan_insn): Alter the condition of a
17268 conditional trap if we have nonstandard CC.
17270 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17272 * configure.ac: Remove excess quoting from asm line 0 test.
17273 * configure: Rebuilt.
17275 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17277 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17278 * c-common.c (convert_and_check): Move warning logic to...
17279 (warnings_for_convert_and_check): ...here. Define.
17280 * c-common.h (warnings_for_convert_and_check): Declare.
17282 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17284 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17285 (output_call): Likewise.
17287 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17289 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17291 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17293 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17295 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17297 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17298 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17300 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17302 PR tree-optimization/31183
17303 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17304 Use double_int instead of unsigned int for representing access_strides.
17305 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17307 2007-03-16 Richard Guenther <rguenther@suse.de>
17309 PR tree-optimization/31146
17310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17311 to allow recursion of forward_propagate_addr_expr.
17312 (forward_propagate_addr_into_variable_array_index): Likewise.
17313 (forward_propagate_addr_expr): Likewise.
17314 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17315 (forward_propagate_addr_expr_1): Recurse on simple copies
17316 instead of propagating into them. Do so for useless conversions
17318 (forward_propagate_addr_expr): Clean up unused statements after
17321 2007-03-16 Richard Guenther <rguenther@suse.de>
17323 * builtins.c (expand_builtin_cexpi): Use the right argument
17324 for the expansion via cexp.
17326 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17328 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17329 * configure: Rebuilt.
17331 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17334 * dwarf2out.c (force_type_die): Adjust comment.
17335 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17337 2007-03-15 DJ Delorie <dj@redhat.com>
17339 * config/frv/predicates.md (minmax_operator): Don't check operands
17342 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17344 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17345 Update constant estimates of number of iterations.
17346 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17347 argument renamed to "realistic".
17348 (compute_estimated_nb_iterations): Removed.
17349 (record_niter_bound): New function.
17350 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17351 call record_nonwrapping_iv with upper = false.
17352 (infer_loop_bounds_from_signedness): Pass upper argument to
17353 record_nonwrapping_iv.
17354 (estimate_numbers_of_iterations_loop): Do not call
17355 compute_estimated_nb_iterations. Record estimate based on profile
17356 information. Initialize the constant estimates of number of
17358 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17360 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17361 number of iterations is too small.
17362 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17363 (EST_NOT_AVAILABLE): Removed.
17364 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17365 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17368 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17370 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17371 Handle NE_EXPR guards.
17373 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17376 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17377 Set also -pedantic-errors by default for the preprocessor unless
17378 -fpermissive is given.
17380 2007-03-15 Richard Guenther <rguenther@suse.de>
17382 PR middle-end/29719
17383 PR middle-end/31161
17384 * builtins.c (expand_builtin_cexpi): As a fallback if we
17385 don't have builtins for sincos or cexp create a function
17386 declaration for cexp and expand to a call to that.
17387 (expand_builtin_int_roundingfn): Always fall
17388 back to floor/ceil and its variants even if they may be
17391 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17393 PR middle-end/31159
17394 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17395 jump tables, move the call to delete_dead_jumptables from here...
17396 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17397 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17398 don't allow merging of blocks that try_redirect_by_replacing_jump
17399 also does not handle when not optimizing.
17401 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17402 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17404 * config/i386/i386.md (x86_sahf_1): Correctly handle
17407 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17410 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17411 x86_64_general_operand as operand[2] predicate. Remove "iF"
17412 from operand constraints and use "e" constraint instead.
17413 (*subti3_1, *subti3_1 splitter): Ditto.
17414 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17415 operand[1] predicate.
17417 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17419 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17420 arrays, multiply the access strides by the size of the sub-array.
17421 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17423 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17425 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17426 the configured assembler supports the sahf mnemonic.
17427 * configure: Regenerate.
17428 * config.in: Regenerate.
17430 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17431 emit "sahf" or ".byte\t0x9e" as asm template.
17433 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17436 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17437 option to replace hard coded TARGET_xxx in md file.
17438 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17439 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17440 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17441 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17442 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17443 (X86_TUNE_NOT_VECTORMODE): Ditto.
17444 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17445 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17446 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17447 (TUNE_SLOW_IMUL_IMM8): Ditto.
17448 (TUNE_MOVE_M1_VIA_OR): Ditto.
17449 (TUNE_NOT_UNPAIRABLE): Ditto.
17450 (TUNE_NOT_VECTORMODE): Ditto.
17452 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17455 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17456 tuning options instead of hard coded TARGET_xxx.
17457 (fix ssemode peephole2's): Ditto.
17458 (imul peephole2's): Ditto.
17460 (movdi_or_rex64): Ditto.
17461 (move peephole2): Ditto.
17462 (not peephole2's): Ditto.
17464 2007-03-14 Dirk Mueller <dmueller@suse.de>
17466 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17467 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17468 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17470 * c-parser.c (c_parser_do_statement): Warn about empty body in
17471 do/while statement.
17472 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17473 * doc/invoke.texi (-Wempty-body): Update documentation.
17475 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17478 * c-common.h (warn_for_div_by_zero): Declare.
17479 * c-common.c (warn_for_div_by_zero): Define.
17480 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17483 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17485 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17486 to PREFIX and STANDARD_PREFIX.
17488 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17489 Phil Edwards <phil@codesourcery.com>
17491 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17492 (__gthread_once_t): Remove busy field for RTPs.
17493 (__GTHREAD_ONCE_INIT): Update accordingly.
17495 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17497 * doc/invoke.texi: Document VxWorks options.
17499 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17501 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17503 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17505 PR tree-optimization/30590
17506 * tree-nrv.c (tree_nrv): Check for the partial update of the
17509 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17511 * flags.h (flag_random_seed): Remove declaration, in favor of...
17512 * toplev.h (get_random_seed, set_random_seed): ... these.
17513 * tree.c (get_file_function_name): Use the former.
17514 * opts.c (common_handle_option): Use the latter.
17517 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17519 PR middle-end/31127
17520 * cse.c (cse_find_path): Do not bail out if a basic block that
17521 we already visited now becomes part of a path that starts at a
17522 different basic block. Just disallow this, to make sure we
17523 visit each basic block at most once.
17525 2007-03-13 Jan Hubicka <jh@suse.cz>
17527 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17528 attributes, when profile esitmate is present, calls with very low
17529 frequency are cold.
17531 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17533 PR tree-optimization/30730
17534 PR tree-optimization/26900
17535 * tree-ssa-loop-niter.c: Include gmp.h.
17536 (bounds): New type.
17537 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17538 split_to_var_and_offset, determine_value_range,
17539 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17540 bound_difference, bounds_add, bounds_negate,
17541 number_of_iterations_ne_max, dump_affine_iv): New functions.
17542 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17543 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17544 difference of initial and final value of control iv to validate
17546 (number_of_iterations_cond): Add loop parameter. Determine bounds
17547 on the difference of the extremes of the control iv. Add dumps.
17548 (expand_simple_operations): Handle phi nodes.
17549 (simplify_using_initial_conditions): Do not record used conditions.
17550 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17551 Do not set additional_info.
17552 (implies_nonnegative_p, implies_ge_p): Removed.
17553 (derive_constant_upper_bound): Do not use parameter `additional'.
17554 (record_estimate): Parameter `additional' removed. Parameter
17555 `i_bound' added. Do not call derive_constant_upper_bound.
17556 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17557 bound the number of iterations estimate.
17558 (estimate_numbers_of_iterations_loop): Pass the estimate from
17559 the number of iterations analysis to record_estimate.
17560 * tree.h (multiple_of_p): Declare.
17561 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17562 (scev_const_prop): Do not check expression_expensive_p.
17563 * fold-const.c (multiple_of_p): Exported.
17564 * double-int.c (double_int_mask): Exported.
17565 * double-int.h (double_int_mask): Declare.
17566 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17567 field. Added max field.
17569 2007-03-13 David Taylor <taylor@candd.org>
17572 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17575 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17578 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17579 two unamed patterns.
17581 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17583 * config/i386/i386.opt (mcx16, msahf): New options.
17584 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17585 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17587 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17588 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17589 Output -mcx16 and -msahf options when corresponding bit is set.
17591 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17592 and -msahf options.
17594 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17596 * configure.ac: Test for assembler tolerance to # 0 "".
17597 * configure, config.in: Rebuilt.
17598 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17600 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17602 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17604 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17605 (handle_syscall): Handle direct system calls.
17606 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17608 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17610 * doc/invoke.texi: Fix cpp.info cross-reference.
17611 * doc/passes.texi: Fix gcc.info cross-reference.
17613 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17615 PR tree-optimization/30835
17616 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17617 bb_for_stmt is not NULL before accessing it.
17619 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17621 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17624 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17627 * doc/install.texi: Document --enable-stage1-languages
17629 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17631 * tree-pass.h (pass_into_cfg_layout_mode,
17632 pass_outof_cfg_layout_mode): Declare.
17633 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17634 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17635 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17636 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17638 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17640 * c-decl.c (warn_variable_length_array): New function.
17641 Refactored from grokdeclarator to handle warn_vla
17642 and handle unnamed array case.
17643 (grokdeclarator): Refactored VLA warning case.
17644 * c.opt (Wvla): New flag.
17645 * doc/invoke.texi (Wvla): New warning.
17647 2007-03-12 Richard Henderson <rth@redhat.com>
17649 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17650 (TARGET_SECTION_TYPE_FLAGS): New.
17652 2007-03-12 Richard Henderson <rth@redhat.com>
17654 * config/darwin.c (machopic_reloc_rw_mask): New.
17655 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17656 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17658 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17660 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17661 * cppdefault.h (cpp_PREFIX): Document.
17662 (cpp_PREFIX_len): Likewise.
17663 (cpp_EXEC_PREFIX): New variable.
17664 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17665 * c-incpath.c (add_standard_paths): Correct logic for relocating
17666 paths within prefix.
17668 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17670 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17671 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17673 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17674 fix_truncdfdi_sse using SSEMODEF mode macro.
17675 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17676 fix_truncdfsi_sse using SSEMODEF mode macro.
17677 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17678 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17680 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17682 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17683 elfos.h to tm_file.
17685 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17687 * tree.h : Add multiple_of_p declaration.
17688 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17689 * ipa-type-escape.c (results_of_malloc): Redundant.
17690 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17691 (cast_type): Extended with new members.
17692 (check_cast): Returns cast_type.
17693 (cast): New structure for data of walk_use_def_chains.
17694 (is_malloc_result, is_cast_from_non_pointer_1,
17695 is_cast_from_non_pointer,
17696 is_array_access_through_pointer_and_index): New functions.
17697 (look_for_casts): Returns cast types.
17698 (check_call): Returns void.
17699 (okay_pointer_operation): Use support of pointer plus index,
17700 pointer plus constant and allow all multiplications.
17702 2007-03-11 Richard Guenther <rguenther@suse.de>
17704 PR tree-optimization/31115
17705 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17706 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17707 A shift count of zero is not special as with *_DIV_EXPR.
17708 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17711 2007-03-11 Ian Lance Taylor <iant@google.com>
17713 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17714 the *_DIV_EXPR codes correctly with overflow infinities.
17716 2007-03-11 Ira Rosen <irar@il.ibm.com>
17718 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17719 indicate success/failure of the analysis. Add negation to subtrahend
17720 in case of subtraction. Fail if both operands contain constants.
17721 (create_data_ref): Fail if analyze_offset fails.
17723 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17725 * config/i386/i386.md (frndintxf2): Rename to ...
17726 (rintxf2): ... this. Remove expander having same name.
17727 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17728 (roundsf2, rounddf2): Ditto.
17729 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17730 (lround<mode>di2, lround<mode>si2): Ditto.
17732 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17734 * lower-subreg.c: Include except.h.
17735 (decompose_multiword_subregs): Verify that the only control flow
17736 insns we can split are loads to multi-words pseudos.
17737 Handle breaking such blocks after splitting, instead of calling
17738 find_many_sub_basic_blocks.
17740 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17741 on the new basic block. Add a lengthy comment explaining why we
17742 thought this was necessary.
17743 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17745 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17748 * tree.c (walk_type_fields): Recurse into the element type of
17749 ARRAY_TYPEs if there is a pointer set.
17751 2007-03-10 Dirk Mueller <dmueller@suse.de>
17753 * c-common.c (warn_logical_operator): Fix condition.
17755 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17757 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17759 * config/darwin.c (machopic_select_section): Remove superfluous
17760 argument in call to categorize_decl_for_section. Remove unused
17763 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17765 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17767 * configure: Regenerate.
17769 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17772 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17773 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17774 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17775 Add LABEL_NUSES to emitted label.
17776 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17777 branch probability value to emitted jump insn.
17778 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17779 Do not check life information and do not re-arrange input operands
17780 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17782 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17784 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17785 the change of decode_asm_operands.
17787 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17789 * mode-switching.c (create_pre_exit): Skip blockage insn.
17791 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17793 * tree-pass.h (TODO_update_smt_usage): Remove.
17795 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17799 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17801 * pa.c (attr_length_call): Revise condition for long
17802 pc-relative branch.
17803 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17804 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17805 sequence on SOM target.
17807 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17809 * gcc.c: Document %{, in big comment at top.
17810 (input_suffix_matches): Remove special handling for .s and
17812 (input_spec_matches): New.
17813 (handle_braces): Handle %{,.
17814 (validate_switches): ',' indicates a value which is not a switch.
17815 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17816 to detect assembler input.
17817 * config/i386/sol2.h (CPP_SPEC): Likewise.
17818 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17819 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17820 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17821 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17822 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17823 -m64 causes deployment target to default to 10.5.
17824 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17826 2007-03-09 Richard Henderson <rth@redhat.com>
17829 * target.h (targetm.asm.out.reloc_rw_mask): New.
17830 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17831 (TARGET_ASM_OUT): Use it.
17832 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17833 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17834 use the new reloc_rw_mask target hook instead.
17835 (default_section_type_flags_1): Merge into...
17836 (default_section_type_flags): ... here.
17837 (decl_readonly_section_1): Merge into...
17838 (decl_readonly_section): ... here.
17839 (default_elf_select_section_1): Merge into...
17840 (default_elf_select_section): ... here.
17841 (default_unique_section_1): Merge into...
17842 (default_unique_section): ... here.
17843 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17844 (default_select_rtx_section): Use it.
17845 (default_elf_select_rtx_section): Likewise.
17846 * output.h: Update to match.
17847 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17848 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17849 (TARGET_ASM_RELOC_RW_MASK): New.
17850 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17851 to categorize_decl_for_section.
17852 (x86_64_elf_unique_section): Likewise.
17853 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17854 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17855 (TARGET_ASM_RELOC_RW_MASK): New.
17856 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17857 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17858 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17859 (TARGET_RWRELOC): Remove.
17860 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17861 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17862 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17863 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17864 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17865 (rs6000_xcoff_select_section): Use decl_readonly_section.
17866 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17867 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17868 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17869 (TARGET_SECTION_TYPE_FLAGS): Remove.
17870 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17872 2007-03-09 Roger Sayle <roger@eyesopen.com>
17874 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17875 complex constant equality/inequality comparisons for here.
17876 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17877 known at compile-time or can be simplified to a scalar comparison.
17878 (fold_relational_const): Move compile-time evaluation of complex
17879 constant equality/inequality comparisons to here.
17881 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17883 PR rtl-optimization/30643
17884 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17886 (fold_rtx): Recurse, like before 2006-11-03.
17888 2007-03-09 DJ Delorie <dj@redhat.com>
17890 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17893 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17895 PR tree-optimization/30375
17896 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17897 LHS of statements is not the same.
17898 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17900 2007-03-09 Chao-ying Fu <fu@mips.com>
17902 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
17904 * doc/invoke.texi (-mdspr2): Document new option.
17905 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
17906 New unspec for DSP REV 2.
17907 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
17908 these instructions are extended in DSP REV 2.
17909 (mips-dspr2.md): Include.
17910 * config/mips/mips.opt (mdspr2): New option.
17911 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
17912 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
17913 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
17914 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
17915 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17916 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
17917 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
17919 (bdesc_map): Add one field of unsupported_target_flags.
17920 (bdesc_arrays): Update entries to have extra fields. Add
17922 (mips_init_builtins): Initialize new function types.
17923 Check unsupported_target_fileds to filter out builtins.
17924 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
17926 (ASM_SPEC): Pass mdspr2 to the assembler.
17927 * config/mips/mips-dspr2.md: New file.
17929 2007-03-09 Sa Liu <saliu@de.ibm.com>
17931 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
17933 2007-03-09 Ian Lance Taylor <iant@google.com>
17935 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
17936 argument) like -Wstrict-overflow=2.
17937 * doc/invoke.texi (Warning Options): Update documentation.
17939 2007-03-09 Dirk Mueller <dmueller@suse.de>
17942 * doc/invoke.texi (-Wlogical-op): Document.
17943 * common.opt (-Wlogical-op): New.
17944 * c-common.h (warn_logical_operator): Declare.
17945 * c-common.c (warn_logical_operator): Define.
17946 * c-typeck.c (parser_build_binary_op): Call
17947 warn_logical_operator.
17949 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17951 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
17952 * final.c (final_scan_insn): Test for non-"" file name.
17954 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
17956 * doc/loop.texi: Document the Omega linear constraints solver.
17957 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
17958 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
17959 omega-hash-table-size, omega-max-keys, and
17960 omega-eliminate-redundant-constraints.
17961 * tree-pass.h (pass_check_data_deps): Declared.
17964 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
17965 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
17966 pass_check_data_deps): New.
17967 * tree-data-ref.c (init_data_ref): Remove declaration.
17968 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
17969 (analyze_array): Renamed init_array_ref, move up initializations.
17970 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
17971 Removed arguments that are set to NULL.
17972 (analyze_indirect_ref): Correct indentation, correct call to
17974 (object_analysis): Call init_array_ref instead of analyze_array.
17975 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
17976 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
17977 of DR_ACCESS_FNS_ADDR.
17978 (init_omega_eq_with_af, omega_extract_distance_vectors,
17979 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
17980 ddr_consistent_p): New.
17981 (compute_affine_dependence): Check consistency of ddrs when
17982 flag_check_data_deps is passed.
17983 (analyze_all_data_dependences): Uncomment.
17984 (tree_check_data_deps): New.
17985 * tree-data-ref.h: Include omega.h.
17986 (DR_ACCESS_FNS_ADDR): Removed.
17987 (data_dependence_relation): Add inner_loop.
17988 (DDR_INNER_LOOP): New.
17989 * common.opt (fcheck-data-deps): New.
17990 * tree-flow.h (tree_check_data_deps): Declare.
17991 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
17992 (OBJS-common): Depend on omega.o.
17994 * passes.c (pass_check_data_deps): Scheduled.
17995 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
17996 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
17997 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
17998 PARAM_VECT_MAX_VERSION_CHECKS,
17999 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18001 2007-03-09 Richard Guenther <rguenther@suse.de>
18003 PR tree-optimization/30904
18004 PR middle-end/31058
18005 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18006 the same way as *_DIV_EXPR.
18008 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18010 * recog.c (decode_asm_operands): No mixed declarations and code.
18012 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18014 * rtl.def (ASM_INPUT): Add location.
18015 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18016 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18017 (decode_asm_operands): Add loc operand.
18018 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18019 * stmt.c (expand_asm): Rename to...
18020 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18021 gen_rtx_ASM_INPUT_loc.
18022 (expand_asm_expr): Adjust.
18023 * recog.c (decode_asm_operands): Add loc operand.
18024 (check_asm_operands, extract_insn): Adjust.
18025 * reload1.c (maybe_fix_stack_asms): Likewise.
18026 * final.c (asm_insn_count): Likewise.
18027 (final_scan_insn): Output # line before and after asm.
18029 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18031 * tree-ssa-structalias.c (variable_info): Remove
18033 (new_var_info): Ditto.
18034 (shared_bitmap_info_t): New structure.
18035 (shared_bitmap_table): New variable.
18036 (shared_bitmap_hash): New function.
18037 (shared_bitmap_eq): Ditto
18038 (shared_bitmap_lookup): Ditto.
18039 (shared_bitmap_add): Ditto.
18040 (merge_smts_into): Change to take bitmap directly.
18041 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18042 (init_alias_vars): Init shared bitmap hashtable.
18043 (delete_points_to_sets): Delete shared bitmap hashtable.
18044 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18045 is_aliased removal as a change that was still necessary was
18048 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18050 * config/i386/i386.h (override_options): Conditionally disable
18051 x86_sahf for 64bit targets only.
18053 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18056 * c-decl.c (merge_decls): Don't call make_var_volatile.
18057 * varasm.c (make_var_volatile): Remove.
18058 * output.h (make_var_volatile): Remove.
18060 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18062 PR tree-optimization/31085
18063 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18065 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18067 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18068 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18069 ATTR_CONST_NOTHROW_LIST.
18071 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18074 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18076 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18078 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18081 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18083 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18084 passed, use shared libgcc.
18086 2007-03-08 Roger Sayle <roger@eyesopen.com>
18088 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18089 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18090 (honor_protect_cleanup_actions, lower_try_finally_switch):
18092 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18093 ifc_temp_var): Likewise.
18094 * tree-inline.c (setup_one_parameter): Likewise.
18095 * tree-mudflap.c (mf_decl_cache_locals,
18096 mf_build_check_statement_for): Likewise.
18097 * tree-nested.c (init_tmp_var, save_tmp_var,
18098 finalize_nesting_tree_1): Likewise.
18099 * tree-outof-ssa.c (insert_copy_on_edge,
18100 insert_backedge_copies): Likewise.
18101 * tree-profile.c (tree_gen_edge_profiler,
18102 tree_gen_ic_profiler): Likewise.
18103 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18104 * tree-sra.c (sra_build_assignment): Likewise.
18105 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18106 * tree-ssa-math-opts.c (insert_reciprocals,
18107 execute_cse_sincos_1): Likewise.
18108 * tree-tailcall.c (adjust_accumulator_values,
18109 adjust_return_value): Likewise.
18110 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18111 * tree-vect-transform.c (vect_create_data_ref_ptr,
18112 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18113 vect_create_epilog_for_reduction, vectorizable_reduction,
18114 vectorizable_call, vectorizable_conversion,
18115 vectorizable_assignment, vectorizable_operation,
18116 vectorizable_type_demotion, vect_gen_widened_results_half,
18117 vect_permute_store_chain, vectorizable_store,
18118 vect_setup_realignment, vect_permute_load_chain,
18119 vectorizable_load, vectorizable_condition,
18120 vect_create_cond_for_align_checks): Likewise.
18121 * tree-vrp.c (build_assert_expr_for): Likewise.
18123 2007-03-08 Ian Lance Taylor <iant@google.com>
18125 * tree-vrp.c: Include "intl.h".
18126 (usable_range_p): New static function.
18127 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18128 overflowed values, juts set *strict_overflow_p.
18129 (compare_values): Only return -2 if one of the operands is not a
18131 (compare_ranges): Call usable_range_p.
18132 (compare_range_with_value): Likewise.
18133 (vrp_evaluate_conditional_warnv): Rename from
18134 vrp_evaluate_conditional. Make static. Change all callers.
18135 (vrp_evaluate_conditional): New function.
18136 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18137 on signed overflow.
18138 (simplify_abs_using_ranges): Likewise.
18139 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18140 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18141 within_stmt parameter.
18142 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18143 vrp_evaluate_conditional.
18144 * tree-ssa-threadedge.c
18145 (record_temporary_equivalences_from_stmts_at_dest): Change
18146 simplify parameter to take a second tree parameter.
18147 (simplify_control_stmt_condition): Likewise.
18148 (thread_across_edge): Likewise.
18149 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18150 (thread_across_edge): Likewise.
18151 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18153 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18155 * config/i386/i386.h (TARGET_SAHF): New define.
18156 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18157 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18158 (x86_sahf): New global variable.
18159 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18160 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18161 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18162 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18164 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18165 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18166 when expanding fcomi/sahf based tests.
18167 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18168 expanding sahf based alternative. Emit sahf based sequence when
18169 optimizing for code size.
18170 * config/i386/i386.md (x86_sahf_1): Do not disable for
18171 TARGET_64BIT, enable for TARGET_SAHF.
18173 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18175 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18176 spurious whitespace from error message.
18178 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18181 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18183 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18185 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18187 * tree-sra.c (instantiate_element): Propagate disabled warnings
18188 from the element itself to the created variable.
18190 2007-03-07 Richard Henderson <rth@redhat.com>
18193 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18194 silently fix up the stack in the case of a missing register.
18196 2007-03-07 Paul Brook <paul@codesourcery.com>
18198 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18200 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18202 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18204 (phase1_vrs): Use them.
18205 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18206 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18207 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18208 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18209 __gnu_Unwind_Restore_WMMXC if required.
18210 (_Unwind_VRS_Pop): Implement iWMMXt support.
18211 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18212 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18213 gnu_Unwind_Save_WMMXC): Define.
18215 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18217 * config/vxworks.h (vxworks_override_options): Declare.
18218 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18219 * config/vxworks.c: Include target.h and toplev.h.
18220 (vxworks_override_options): New function.
18221 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18223 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18225 * config/s390/s390.c (override_options): Don't emit an error when
18226 -mstack-size is used without providing -mstack-guard.
18227 (s390_emit_prologue): Choose stack_guard value automatically if not
18228 provided via command line.
18229 * doc/invoke.texi: Adjust description of -mstack-guard and
18232 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18234 * config/i386/i386.c (output_set_got): Add a GOT initialization
18235 sequence for VxWorks PIC.
18236 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18237 around labels as well as symbols. Use gotoff_operand instead
18238 of local_symbolic_operand.
18239 (legitimize_pic_address): Use gotoff_operand instead of
18240 local_symbolic_operand. Use @GOT accesses for labels as
18242 (ix86_output_addr_diff_elt): Use PC-relative rather than
18243 GP-relative offsets for VxWorks PIC.
18244 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18245 no_new_pseudos. Check whether the returned register is op0.
18246 * config/i386/i386.md (tablejump): Use PC-relative rather than
18247 GP-relative offsets for VxWorks PIC.
18248 * config/i386/predicates.md (gotoff_operand): New predicate.
18250 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18252 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18254 * config/vxworks-dummy.h: New file.
18255 * config/i386/i386.h: Include it.
18257 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18259 * dwarf2out.c (is_inlined_entry_point): New
18260 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18261 DW_AT_ranges if the first subblock is the entry point.
18263 2007-03-06 David Daney <ddaney@avtrex.com>
18265 * doc/install.texi (mips-*-*): Change recommended binutils
18268 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18270 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18271 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18273 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18274 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18276 2007-03-06 Jan Hubicka <jh@suse.cz>
18278 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18279 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18281 (probably_cold_bb_p): Cold functions are cold.
18282 (probably_never_executed_bb_p): Cold functions are cold.
18283 (tree_bb_level_predictions): Predict calls to cold functions as not
18285 (compute_function_frequency): Check hot/cold attributes.
18286 * function.h (function_frequency): Update comments.
18287 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18288 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18289 (c_common_att): Add cold and hot.
18291 * doc/extend.texi (hot,cold attributes): Document.
18293 2007-03-06 Andrew Haley <aph@redhat.com>
18295 * function.c (expand_function_end): Move blockage to just after we
18296 emit the label for the naked return from the function.
18298 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18300 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18303 2007-03-06 Jan Hubicka <jh@suse.cz>
18305 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18306 loaded for constant large models. Non-large 64bit PIC can do.
18307 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18308 * cmodel.h: Add LARGE PIC.
18309 * i386.md (UNSPEC_PLTOFF): New.
18310 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18312 (*call_1_rex64): Disable for large models.
18313 (*call_1_rex64_large): New.
18314 (*call_value_1_rex64): Disable for large models.
18315 (*call_value_1_rex64_large): New.
18316 (set_rip_rex4): New.
18317 (set_got_offset_rex64): New.
18318 * predicates.md (constant_call_address_operand): For large model
18319 constant calls are not possible.
18320 * i386-protos.h (construct_plt_address): Declare.
18321 * i386.c (override_options): Accept large models.
18322 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18323 (legitimate_constant_p): Add new UNSPECs.
18324 (legitimate_pic_operand_p): Likewise.
18325 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18326 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18328 (output_pic_addr_const): Add PLTOFF.
18329 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18330 (ix86_expand_move): Legitimize pic address when in PIC mode.
18331 (construct_plt_address): New function.
18332 (ix86_expand_call): Offload the address to register and use GOT
18333 pointer for large model.
18334 * invoke.texi (mcmodel=large): Update documentation.
18336 2007-03-06 Richard Henderson <rth@redhat.com>
18338 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18339 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18340 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18341 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18342 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18343 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18344 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18345 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18346 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18347 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18348 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18349 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18350 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18351 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18352 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18353 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18354 x86_schedule, x86_use_bt, x86_pad_returns,
18355 x86_use_xchgb): Merge into ...
18356 (ix86_tune_features): ... here. New array.
18357 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18358 x86_bswap): Merge into ...
18359 (ix86_arch_features): ... here. New array.
18360 (x86_3dnow_a): Remove.
18361 (x86_accumulate_outgoing_args): Make static.
18362 (x86_arch_always_fancy_math_387): Make static.
18363 (ix86_tune_mask, ix86_arch_mask): Move ...
18364 (override_options): ... to local variables here. Apply the
18365 appropriate mask to each element of ix86_arch_features and
18366 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18367 as were done in the old macros.
18368 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18369 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18370 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18371 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18372 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18373 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18374 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18375 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18376 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18377 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18378 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18379 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18380 x86_accumulate_outgoing_args, x86_prologue_using_move,
18381 x86_epilogue_using_move, x86_decompose_lea,
18382 x86_arch_always_fancy_math_387, x86_shift1,
18383 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18384 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18385 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18386 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18387 x86_use_incdec, x86_pad_returns, x86_bswap,
18388 x86_partial_flag_reg_stall): Remove.
18389 (enum ix86_tune_indices): New.
18390 (ix86_tune_features): New.
18391 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18392 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18393 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18394 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18395 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18396 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18397 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18398 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18399 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18400 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18401 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18402 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18403 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18404 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18405 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18406 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18407 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18408 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18409 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18410 TARGET_EXT_80387_CONSTANTS): Use it.
18411 (enum ix86_arch_indices): New.
18412 (ix86_arch_features): New.
18413 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18414 TARGET_BSWAP): Use it.
18415 (ix86_tune_mask, ix86_arch_mask): Remove.
18417 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18420 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18421 Define using $${sysroot_headers_suffix}.
18422 * configure: Regenerate.
18423 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18424 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18426 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18427 * gcc.c (print_sysroot_headers_suffix): New.
18428 (option_map): Include --print-sysroot-headers-suffix.
18429 (display_help): Mention -print-sysroot-headers-suffix.
18430 (process_command): Handle -print-sysroot-headers-suffix.
18431 (do_spec_1): Append multilib directory to include-fixed path if
18432 sysroot suffixes in use.
18433 (main): Handle -print-sysroot-headers-suffix.
18434 * Makefile.in (start.encap): Don't depend on xlimits.h
18435 (xlimits.h): Remove.
18436 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18437 limits.h for each multilib in fixinc_list.
18438 (fixinc_list, s-fixinc_list): New.
18439 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18440 generate them for each multilib in fixinc_list.
18441 (stmp-fixproto): Use include-fixed. Run fixproto for each
18442 multilib in fixinc_list.
18443 (mostlyclean): Don't remove xlimits.h.
18444 (clean): Remove include-fixed.
18445 (real-install-headers-tar, real-install-headers-cpio,
18446 real-install-headers-cp): Don't copy include, only include-fixed.
18447 (install-mkheaders): Depend on fixinc_list. Don't depend on
18448 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18449 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18450 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18452 2007-03-06 Jan Hubicka <jh@suse.cz>
18454 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18457 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18459 * configure.ac: Allow tm_file to contain build-directory files.
18460 * configure: Regenerate.
18461 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18462 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18463 * config/m68k/print-sysroot-suffix.sh: New file.
18465 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18467 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18468 of pic_offset_table_rtx if reload_completed.
18469 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18470 PIC_OFFSET_TABLE_REGNUM.
18471 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18473 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18474 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18478 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18479 functions that call eh_return.
18481 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18483 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18484 functions that need a constant pool.
18486 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18489 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18490 (m68k_preferred_reload_class): Likewise.
18491 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18492 (SECONDARY_RELOAD_CLASS): Define.
18493 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18494 (LIMIT_RELOAD_CLASS): Delete.
18495 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18496 registers from storing bytes.
18497 (m68k_secondary_reload_class): New function.
18498 (m68k_preferred_reload_class): Likewise.
18500 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18502 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18504 (m68k_expand_prologue): Likewise.
18506 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18508 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18509 (mips_expand_epilogue): Add a bool parameter.
18510 (m68k_legitimize_sibcall_address): Declare.
18511 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18512 (m68k_expand_epilogue): Add a parameter to select between sibling
18513 and normal epilogues. Only generate a return for the latter.
18514 (m68k_ok_for_sibcall_p): New function.
18515 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18516 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18517 (sibcall_value, *sibcall_value): Likewise.
18518 (*call, *call_value): Require !SIBLING_CALL_P.
18519 (epilogue): Update call to m68k_expand_epilogue.
18520 (sibcall_epilogue): New pattern.
18521 * config/m68k/predicates.md (const_call_operand): Say that this
18522 predicate applies to sibling calls too.
18523 (sibcall_operand): New predicate.
18525 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18527 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18528 alternatives as movsi_cf.
18529 (movsf_cf_hard): Add commentary.
18531 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18532 Richard Sandiford <richard@codesourcery.com>
18534 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18535 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18536 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18537 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18538 as being live on exit from an interrupt function.
18539 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18540 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18541 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18542 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18543 (m68k_interrupt_function_p): Globalize.
18544 (m68k_compute_frame_layout): Remove reverse mask code.
18545 (m68k_emit_movem, m68k_set_frame_related): New functions.
18546 (m68k_output_function_prologue): Delete in favor of...
18547 (m68k_expand_prologue): ...this new function.
18548 (m68k_output_function_epilogue): Delete in favor of...
18549 (m68k_expand_epilogue): ...this new function.
18550 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18552 (print_operand): Handle %?.
18553 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18554 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18555 (prologue, epilogue): New patterns.
18556 (return): Turn into a define_expand.
18557 (*return): New pattern, derived from old "return" pattern. Use rte
18558 rather than rts for interrupt functions. Only use rtd if the pop
18560 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18561 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18562 (link, *link, unlink, *unlink, load_got): Likewise.
18564 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18568 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18569 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18570 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18571 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18572 and m68k_matches_u_p.
18573 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18574 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18575 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18576 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18577 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18578 (REG_STRICT_P): New macro.
18579 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18580 PCREL_GENERAL_OPERAND_OK.
18581 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18582 m68k_legitimate_base_reg_p.
18583 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18584 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18585 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18586 * config/m68k/m68k.c (m68k_address): New structure.
18587 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18588 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18589 (m68k_jump_table_ref_p, m68k_decompose_address)
18590 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18591 (m68k_matches_u_p): New functions.
18592 (print_operand_address): Rewrite to use m68k_decompose_index.
18594 2007-03-05 David Taylor <dtaylor@emc.com>
18596 * gcc.c: Correct copyright date in --version output.
18598 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18600 * pa.md: In unamed move patterns, disparge copies between general
18601 and floating point registers using '?' modifier. Don't include 'f'
18602 constraint for register preferences in DImode, SImode, HImode and
18603 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18604 Remove constraints for copies between general and floating registers
18605 in soft-float DFmode pattern.
18606 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18610 2007-03-05 Mike Stump <mrs@apple.com>
18612 * c-common.c (targetcm): Add.
18613 * c-opts.c (c_common_handle_option): Handle language specific
18615 * opts.c (handle_option): Verify language for target options, if
18617 * opth-gen.awk: Add CL_LANG_ALL.
18618 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18619 (TARGETCM_INITIALIZER): Add.
18620 * target.h (struct gcc_targetcm): Add.
18622 * targhooks.c (default_handle_c_option): Add.
18623 * targhooks.h (default_handle_c_option): Add.
18624 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18626 * config/darwin.opt (iframework): Add.
18627 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18628 * config/darwin-c.c (handle_c_option): Add.
18629 (TARGET_HANDLE_C_OPTION): Add.
18631 * doc/invoke.texi (Darwin Options): Add -iframework.
18633 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18635 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18638 2007-03-05 Ian Lance Taylor <iant@google.com>
18640 * c.opt (fgnu89-inline): New option.
18641 * c-opts.c (c_common_post_options): Set default value for
18643 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18644 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18646 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18647 (grokdeclarator, start_function): Likewise.
18648 * c-cppbuiltin.c (c_cpp_builtins): Define either
18649 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18650 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18651 (C Dialect Options): Document -fgnu89-inline.
18652 * doc/extend.texi (Function Attributes): Explain what the
18653 gnu_inline attribute does.
18654 * doc/cpp.texi (Common Predefined Macros): Document
18655 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18657 2007-03-05 Ian Lance Taylor <iant@google.com>
18659 PR tree-optimization/31034
18660 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18661 half-range if the other side is an overflow infinity.
18663 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18665 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18666 (bfin*-linux-uclibc*): New configuration.
18667 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18669 * config/bfin/linux.h: New file.
18670 * config/bfin/libgcc-bfin.ver: New file.
18671 * config/bfin/t-bfin-uclinux: New file.
18672 * config/bfin/t-bfin-linux: New file.
18673 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18674 (TARGET_OS_CPP_BUILTINS): New macro.
18676 2007-03-05 Richard Guenther <rguenther@suse.de>
18678 * fold-const.c (fold_binary): Remove duplicate folding
18679 of comparison of non-null ADDR_EXPR against null.
18681 2007-03-05 Richard Guenther <rguenther@suse.de>
18682 Dorit Nuzman <dorit@il.ibm.com>
18684 PR tree-optimization/26420
18685 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18686 are no loops in the function. Only print the number of
18687 vectorized loops if it is greater than zero or we are supposed
18688 to print information about unvectorized loops.
18690 2007-03-05 Revital Eres <eres@il.ibm.com>
18692 * gcc.dg/var-expand1.c: New test.
18693 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18694 when an accumulator is expanded.
18696 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18699 * c-common.c (convert_and_check): Don't give warnings for
18700 conversion if 'expr' already overflowed.
18702 2007-03-04 Roger Sayle <roger@eyesopen.com>
18704 PR middle-end/30744
18705 * fold-const.c (fold_comparison): Enforce type consistency when
18706 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18708 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18710 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18711 containing a cast to the base of TARGET_MEM_REF.
18713 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18715 * tree.c (tree_contains_struct_check_failed): Remove spurious
18716 whitespace from error message.
18718 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18721 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18722 instead of precision.
18724 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18725 Nathan Sidwell <nathan@codesourcery.com>
18727 * emit-rtl.c (find_auto_inc): New.
18728 (try_split): recreate REG_INC notes,
18729 Use regular for loops rather than whiles.
18731 2007-03-03 Andreas Schwab <schwab@suse.de>
18733 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18734 * configure: Regenerate.
18736 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18738 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18739 flag_rounding_math, not flag_unsafe_math_optimizations.
18741 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18743 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18744 alpha_fold_vector_minmax): Likewise.
18745 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18746 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18748 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18750 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18751 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18752 if the lhs has side-effects.
18753 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18755 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18757 * config/i386/i386.h (TUNEMASK): Remove define.
18758 (ARCHMASK): Remove define.
18759 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18760 Use ix86_arch_mask variable instead of ARCHMASK.
18761 * config/i386/i386.c (override_options): Ditto.
18762 (standard_80387_constant_p): Ditto.
18764 2007-03-02 Ian Lance Taylor <iant@google.com>
18766 Used signed infinities in VRP.
18767 * tree-vrp.c (uses_overflow_infinity): New static function.
18768 (supports_overflow_infinity): New static function.
18769 (make_overflow_infinity): New static function.
18770 (negative_overflow_infinity): New static function.
18771 (positive_overflow_infinity): New static function.
18772 (is_negative_overflow_infinity): New static function.
18773 (is_positive_overflow_infinity): New static function.
18774 (is_overflow_infinity): New static function.
18775 (overflow_infinity_range_p): New static function.
18776 (compare_values_warnv): New function split out of compare_values.
18777 (compare_value): Call it.
18778 (set_value_range_to_nonnegative): Add overflow_infinity
18779 parameter. Change caller.
18780 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18782 (vrp_expr_computes_nonzero): Likewise.
18783 (compare_ranges, compare_range_with_value): Likewise.
18784 (compare_name_with_value, compare_names): Likewise.
18785 (vrp_evaluate_conditional): Likewise.
18786 (set_value_range): Handle infinity
18787 (vrp_operand_equal_p, operand_less_p): Likewise.
18788 (extract_range_from_assert): Likewise.
18789 (vrp_int_const_binop): Likewise.
18790 (extract_range_from_binary_expr): Likewise.
18791 (extract_range_from_unary_expr): Likewise.
18792 (extract_range_from_comparison): Likewise.
18793 (extract_range_from_expr): Likewise.
18794 (dump_value_range): Likewise.
18795 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18796 (test_for_singularity): Likewise.
18797 (vrp_int_const_binop): Remove inline qualifier.
18798 (adjust_range_with_scev): Add comment.
18799 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18801 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18803 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18804 (get_constraint_for): Likewise.
18805 (do_structure_copy): Likewise.
18806 (find_func_aliases): Fix references to MODIFY_EXPR.
18807 (intra_create_variable_infos): Tidy.
18808 * tree-ssa-operands.c (add_virtual_operand): Add argument
18810 When adding members of alias sets, if IS_CALL_SITE is true and
18811 the symbol is not call-clobbered, skip it.
18812 Adjust all callers.
18814 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18816 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18817 entry by means of emit_insn_at_entry.
18819 2007-03-02 Richard Henderson <rth@redhat.com>
18821 * expr.h (promoted_input_arg): Remove decl.
18822 * function.c (promoted_input_arg): Merge into ...
18823 * combine.c (setup_incoming_promotions): ... only caller.
18824 Rearrange to avoid double loop.
18826 2007-03-02 Ben Elliston <bje@au.ibm.com>
18827 Peter Bergner <bergner@vnet.ibm.com>
18828 Janis Johnson <janis187@us.ibm.com>
18830 * config/rs6000/dfp.md: New file.
18831 * config/rs6000/rs6000.md: Include dfp.md.
18832 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18833 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18834 and TDmode decimal float modes in FP registers.
18835 (num_insns_constant): Likewise.
18836 (rs6000_legitimate_offset_address_p): Likewise.
18837 (rs6000_legitimize_address): Likewise.
18838 (rs6000_legitimize_reload_address): Likewise.
18839 (rs6000_legitimate_address): Likewise.
18840 (rs6000_emit_move): Likewise.
18841 (function_arg_boundary): Likewise.
18842 (function_arg_advance): Likewise.
18843 (rs6000_darwin64_record_arg_recurse): Likewise.
18844 (function_arg): Likewise.
18845 (rs6000_gimplify_va_arg): Likewise.
18846 (rs6000_split_multireg_move): Likewise.
18847 (rs6000_output_function_epilogue): Likewise.
18848 (rs6000_output_function_epilogue): Likewise.
18849 (rs6000_register_move_cost): Likewise.
18850 (rs6000_function_value): Likewise.
18851 (rs6000_libcall_value): Likewise.
18853 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18855 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18857 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18859 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18860 Use $MULTIDIR to choose between the kernel and RTP headers,
18861 and use $WIND_BASE and $WIND_USR to locate them.
18863 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18865 * config/i386/i386.c (override_options): Put initialization of
18866 ix86_tune_mask and ix86_arch_mask to the correct place.
18868 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18869 Michael Meissner <michael.meissner@amd.com>
18872 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18873 (ARCHMASK): Define.
18874 (TARGET_CMOVE): Use ARCHMASK.
18875 (TARGET_CMPXCHG): Ditto.
18876 (TARGET_CMPXCHG8B): Ditto.
18877 (TARGET_XADD): Ditto.
18878 (TARGET_BSWAP): Ditto.
18879 * config/i386/i386.c (ix86_tune_mask): New global variable.
18880 (ix86_arch_mask): Ditto.
18881 (override_options): Initialize ix86_tune_mask and
18882 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18885 2007-03-02 Ben Elliston <bje@au.ibm.com>
18888 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18890 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18892 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18893 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18894 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18895 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18897 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18898 rs6000_init_dwarf_reg_sizes_extra): New.
18899 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18900 SPE register high parts.
18902 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
18904 * Makefile.in: Add install-pdf target as
18905 copied from automake v1.10 rules.
18906 * configure.ac: Add install-pdf to target list.
18907 * configure: Regenerate.
18909 2007-03-01 Paul Brook <paul@codesourcery.com>
18911 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
18912 modes to LDRD for DImode.
18913 (output_move_double): Fixup out of range ldrd/strd.
18914 (vfp_secondary_reload_class): Rename...
18915 (coproc_secondary_reload_class): ... to this. Add wb argument.
18916 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
18917 coproc_secondary_reload_class for CLASS_IWMMXT.
18918 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
18919 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
18921 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
18923 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
18924 unroll factor by the estimated number of iterations.
18925 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
18926 than prefetch latency.
18928 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
18929 decode_caches_intel, detect_caches_intel): New functions.
18930 (host_detect_local_cpu): Use detect_caches_amd and
18931 detect_caches_intel.
18933 2007-03-01 Richard Henderson <rth@redhat.com>
18935 * expr.c (emit_move_complex_push): Export.
18936 (emit_move_complex_parts): Split out from ...
18937 (emit_move_complex): ... here.
18938 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
18939 * config/i386/i386.md (movcdi): New.
18941 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
18943 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
18944 size of mode1 to check for tieable modes in MMX case.
18946 2007-03-01 Richard Sandiford <richard@codesourcery.com>
18948 * Makefile.in (rtlanal.o): Depend on tree.h.
18949 * rtl.h (offset_within_section_p, split_const): Declare.
18950 * rtlanal.c: Include tree.h.
18951 (offset_within_block_p): New function, taken from
18952 mips_offset_within_object_p.
18953 (split_const): New function, taken from mips_split_const.
18954 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
18956 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
18957 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
18958 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
18959 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
18960 (m68k_illegitimate_symbolic_constant_p): New function.
18961 * config/m68k/m68k.md (movsi): Remove misleading predicates.
18962 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
18963 symbolic constant that might be outside the symbol's section,
18964 move the symbol first and then add the offset.
18965 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
18967 * config/mips/mips.c (mips_split_const): Delete.
18968 (mips_offset_within_object_p): Delete.
18969 (mips_symbolic_constant_p): Use offset_within_section_p and
18970 split_const instead of mips_offset_within_object_p and
18972 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
18973 (mips_legitimize_const_move, print_operand_reloc)
18974 (mips_dangerous_for_la25_p): Use split_const instead of
18977 2007-02-28 Eric Christopher <echristo@apple.com>
18979 * Makefile.in (install-include-dir): Don't rm -rf include.
18981 2007-02-28 Richard Guenther <rguenther@suse.de>
18983 PR middle-end/30364
18984 * fold-const.c (fold_binary): Do not associate expressions
18985 with more than one variable for integer types that do not wrap.
18987 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
18989 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
18990 Delete, and replace with...
18991 (fold_builtin_call_array): This. Update callers to use it.
18992 * fold-const.c (fold_build_call_list): Delete, and replace with...
18993 (fold_build_call_array): This.
18994 (fold_build_call_list_initializer): Delete, and replace with...
18995 (fold_build_call_array_initializer): This.
18996 * tree.h: Update declarations to reflect above changes.
18998 * c-typeck.c (build_function_call): Store converted arguments
18999 in a stack-allocated array instead of building a list.
19000 (convert_arguments): Store arguments in the array passed in as an
19001 argument, and return the actual number of arguments.
19002 * c-format.c: (check_function_format): Pass arguments in an
19003 array instead of a list.
19004 * c-common.c (check_function_nonnull): Likewise.
19005 (check_function_sentinel): Likewise.
19006 (check_function_arguments): Likewise.
19007 * c-common.h: Update declarations to reflect above changes.
19009 2007-02-28 Jan Hubicka <jh@suse.cz>
19011 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19012 PRED_NEGATIVE_RETURN): Update outcomes.
19014 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19016 * calls.c (emit_library_call_value_1): Handle partial registers
19017 correctly when building up CALL_INSN_FUNCTION_USAGE.
19019 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19021 * pa/predicates.md (move_src_operand): Allow zero for mode.
19022 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19025 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19028 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19029 *movv2df_internal): Enable pattern only for valid operand
19031 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19032 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19034 2007-02-27 Mike Stump <mrs@apple.com>
19036 * config/darwin-crt3.c: Avoid compilation when compiling for a
19039 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19041 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19043 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19044 for fixed headers and limits.h.
19045 (install-include-dir, install-headers-tar, install-headers-cpio,
19046 install-headers-cp, real-install-headers-tar,
19047 real-install-headers-cpio, real-install-headers-cp): Handle
19048 include-fixed as well as include.
19049 (install-mkheaders): Don't install files that go only in include
19051 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19052 from GCC_INCLUDE_DIR.
19053 * gcc.c (process_command): Remove special -BstageN/ handling.
19054 (do_spec_1): Add include-fixed directories.
19056 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19058 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19060 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19062 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19065 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19067 * c-common.c (get_priority): Add check for
19068 SUPPORTS_INIT_PRIORITY.
19070 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19072 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19074 * config/bfin/bfin.c: Include "cfglayout.h".
19075 (MAX_LSETUP_DISTANCE): New macro.
19076 (struct loop_info): New members incoming, incoming_src and
19077 incoming_dest. Delete member predecessor.
19078 (length_for_loop): New function.
19079 (bfin_optimize_loop): Handle more different loop structures.
19080 (bfin_discover_loop): Rework detection of predecessor blocks by
19081 examining incoming edges.
19082 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19084 (bfin_reorder_loops): New function.
19085 (bfin_reorg_loops): Use these three new functions.
19087 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19088 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19089 (CONSTRAINT_LEN): Add entry for 'q'.
19090 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19091 Add 'q' constraints.
19092 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19093 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19095 * config/bfin/bfin.md (add_with_carry): New pattern.
19096 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19097 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19098 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19099 support unsigned multiplies too. Removed incorrect commutativity from
19100 operand 1 constraint where appropriate.
19101 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19103 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19104 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19106 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19107 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19108 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19109 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19110 usmulhisi_hh_huh): New patterns.
19112 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19113 lshifthi3): Fix output template to use half reg for operand 2.
19115 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19118 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19120 2007-02-27 Andreas Schwab <schwab@suse.de>
19122 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19124 2007-02-27 Jan Hubicka <jh@suse.cz>
19126 * predict.c (last_basic_block_p): Remove.
19127 (tree_estimate_probability): Update return heuristic for commonized
19130 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19132 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19134 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19136 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19137 * doc/cpp.texi: Standardize title page.
19138 * doc/cppinternals.texi: Likewise.
19139 * doc/gcc.texi: Standardize title page, remove version number
19140 from copyright page.
19141 * doc/gccint.texi: Likewise.
19142 * doc/install.texi: Standardize title page, add table of
19145 2007-02-26 Jan Hubicka <jh@suse.cz>
19147 * predict.def: Set outcomes according to more recent results.
19148 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19149 Remove dead predictors.
19150 * predict.c (return_prediction): Fix pasto.
19152 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19154 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19155 change; avoid a memory leak when returning early.
19157 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19159 * c-decl.c (static_ctors): Move to c-common.c.
19160 (static_dtors): Likewise.
19161 (finish_function): Use c_record_cdtor_fn.
19162 (build_cdtor): Move to c-common.c.
19163 (c_write_global_declarations): Use c_build_cdtor_fns.
19164 * c-common.h (static_ctors): Declare.
19165 (static_dtors): Likewise.
19166 (c_record_cdtor_fn): Likewise.
19167 (c_build_cdtor_fns): Likewise.
19168 * c-common.c (static_ctors): New variable.
19169 (static_dtors): Likewise.
19170 (c_record_cdtor_fn): New function.
19171 (build_cdtor): Move from c-decl.c
19172 (c_build_cdtor_fns): New function.
19174 * output.h (assemble_addr_to_section): Declare.
19175 (get_cdtor_priority_section): Likewise.
19176 * varasm.c (assemble_addr_to_section): New function.
19177 (get_cdtor_priority_section): Likewise.
19178 (default_named_section_asm_out_destructor): Use them.
19179 (destor_dtor_section_asm_out_destructor): Likewise.
19180 (default_named_section_asm_out_constructor): Likewise.
19181 (default_ctor_section_asm_out_constructor): Likewise.
19182 * config.gcc (*-*-vxworks*): Include vxworks.o.
19183 * config/t-vxworks (vxworks.o): New target.
19184 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19185 (TARGET_ASM_CONSTRUCTOR): Define.
19186 (TARGET_ASM_DESTRUCTOR): Likewise.
19187 (vxworks_asm_out_constructor): Declare.
19188 (vxworks_asm_out_destructor): Likewise.
19190 * c-common.c (get_priority): Check that we have not just an
19191 INTEGER_CST, but an integer constant with integeral type.
19193 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19195 PR tree-optimization/30938
19196 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19197 use &dt[nargs-1] instead of &dt[nargs] in the call to
19198 vect_is_simple_use().
19200 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19202 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19203 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19204 Do not attempt to handle MEM inside auto-inc expressions.
19205 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19206 of a register modified by an auto-inc expression. However, do handle
19207 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19208 (elimination_effects): Prohibit elimination of a register modified
19209 by an auto-inc expression. Disable register elimination rules whose
19210 target register is modified by an auto-inc expression with variable
19213 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19215 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19217 (array_at_struct_end_p): New function.
19218 (idx_infer_loop_bounds): Use it.
19219 (estimate_numbers_of_iterations_loop): Export.
19220 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19221 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19222 (tree_estimate_probability): Call record_loop_exits.
19223 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19224 (estimated_loop_iterations, estimated_loop_iterations_int,
19225 estimated_loop_iterations_tree): New functions.
19226 (analyze_siv_subscript_cst_affine,
19227 compute_overlap_steps_for_affine_1_2,
19228 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19229 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19230 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19231 (PRED_LOOP_ITERATIONS_GUESSED): New.
19232 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19233 * cfgloop.h (estimate_numbers_of_iterations_loop,
19234 estimated_loop_iterations_int): Declare.
19236 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19238 * doc/extend.texi: Document optional priority argument to
19239 constructors and destructors.
19240 * tree.c (init_priority_for_decl): Adjust GTY markers.
19241 (init_ttree): Use priority-info hash functions for
19242 init_priority_for_decl.
19243 (tree_map_eq): Rename to ...
19244 (tree_map_base_eq): ... this.
19245 (tree_map_marked_p): Rename to ...
19246 (tree_map_base_marked_p): ... this.
19247 (tree_map_base_hash): New function.
19248 (decl_init_priority_lookup): Rework.
19249 (decl_fini_priority_lookup): New function.
19250 (decl_priority_info): New function.
19251 (decl_init_priority_insert): Use it.
19252 (decl_fini_priority_insert): Likewise.
19253 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19255 (decl_restrict_base_insert): Likewise.
19256 (decl_debug_expr_insert): Likewise.
19257 (decl_value_expr_lookup): Likewise.
19258 (decl_value_expr_insert): Likewise.
19259 * tree.h (priority_type): New type.
19260 (decl_init_priority_lookup): Use priority_type.
19261 (decl_fini_priority_lookup): New function.
19262 (decl_init_priority_insert): Use priority_type.
19263 (decl_fini_priority_insert): New function.
19264 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19265 (DECL_INIT_PRIORITY): Likewise.
19266 (SET_DECL_INIT_PRIORITY): Add comment.
19267 (DECL_FINI_PRIORITY): New macro.
19268 (SET_DECL_FINI_PRIORITY): Likewise.
19269 (DEFAULT_INIT_PRIORITY): Document.
19270 (MAX_INIT_PRIORITY): Likewise.
19271 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19272 (tree_map_base): New type.
19273 (tree_map_base_eq): New function.
19274 (tree_map_base_hash): Likewise.
19275 (tree_map_base_marked_p): Likewise.
19276 (tree_map): Inherit from tree_map_base.
19277 (tree_map_eq): Make it a macro.
19278 (tree_map_marked_p): Likewise.
19279 (tree_int_map): Inherit from tree_map_base.
19280 (tree_int_map_eq): Make it a macro.
19281 (tree_int_map_hash): Likewise.
19282 (tree_int_map_marked_p): Likewise.
19283 (tree_priority_map): New type.
19284 (tree_priority_map_eq): New macro.
19285 (tree_priority_map_hash): Likewise.
19286 (tree_priority_map_marked_p): Likewise.
19287 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19289 (emutls_common_1): Likewise.
19290 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19291 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19292 of tree_map hierarchy.
19293 * tree-cfg.c (move_stmt_r): Likewise.
19294 (new_label_mapper): Likewise.
19295 * c-tree.h (c_expand_body): Move to ...
19296 * c-common.h (c_expand_body): ... here.
19297 * c-decl.c (c_expand_body): Move to ...
19298 * c-common.c (c_expand_body): ... here.
19299 (c_common_attribute_table): Allow 1 argument for the constructor
19300 and destructor attributes.
19301 (get_priority): New function.
19302 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19303 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19305 2007-02-24 Jan Hubicka <jh@suse.cz>
19307 PR middle-end/30509
19308 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19309 copying for inlining.
19311 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19312 Jan Hubicka <jh@suse.cz>
19315 * i386.c (counter_mode): New function.
19316 (expand_set_or_movmem_via_loop): Use it.
19317 (expand_movmem_epilogue): Likewise; fix pasto.
19318 (ix86_expand_movmem): Do emit guard even for constant counts.
19319 (ix86_expand_setmem): Likewise.
19321 2007-02-25 Nick Clifton <nickc@redhat.com>
19323 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19324 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19326 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19329 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19330 count argument with 0x10, not with 0x16.
19331 (expand_setmem_epilogue): Ditto.
19333 2007-02-24 Mike Stump <mrs@apple.com>
19335 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19338 2007-02-24 Richard Guenther <rguenther@suse.de>
19340 PR middle-end/30951
19341 * fold-const.c (fold_binary): Fold x +- CST op x for
19342 EQ_EXPR and NE_EXPR.
19344 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19346 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19348 2007-02-24 Jan Hubicka <jh@suse.cz>
19350 * cgraphunit.c (decide_is_function_needed): Honor
19351 -fkeep-inline-functions.
19353 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19355 * builtins.c (fold_builtin_modf): New.
19356 (fold_builtin_2): Use it.
19358 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19360 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19361 (determine_max_iter): Take additional LOOP arg; all callers changed.
19362 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19363 one using simplifications.
19364 (simplify_using_initial_values): Return if the expression becomes
19365 invalid due to altered regs.
19367 2007-02-23 DJ Delorie <dj@redhat.com>
19369 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19371 2007-02-23 Mike Stump <mrs@apple.com>
19373 * tlink.c (scan_linker_output): Parse linker messages from
19374 darwin9's linker better.
19376 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19379 * varpool.c (varpool_assemble_pending_decls): Set
19380 varpool_last_needed_node to null.
19382 2007-02-23 DJ Delorie <dj@redhat.com>
19384 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19385 alignment bigger than the object file can handle.
19387 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19390 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19391 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19392 (*movsf_1): Penalize MMX moves.
19394 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19396 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19397 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19399 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19401 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19403 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19404 (fold_builtin_1): Use them.
19405 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19406 BUILT_IN_SIGNIFICAND.
19408 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19410 * config/i386/i386.c (bdesc_1arg): Initialize
19411 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19412 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19413 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19414 and IX86_BUILTIN_MOVSLDUP.
19416 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19418 PR rtl-optimization/30841
19419 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19421 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19423 * builtins.c (fold_builtin_frexp): New.
19424 (fold_builtin_2): Use it.
19426 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19428 * doc/invoke.texi (Spec Files): Document getenv spec function.
19430 * gcc.c (getenv_spec_function): New function.
19431 (static_spec_functions): Add it.
19432 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19433 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19436 2007-02-22 Michael Matz <matz@suse.de
19439 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19440 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19442 2007-02-22 Ian Lance Taylor <iant@google.com>
19445 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19446 (mem_loc_descriptor): Call it.
19448 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19449 Ira Rosen <irar@il.ibm.com>
19451 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19453 2007-02-22 Ira Rosen <irar@il.ibm.com>
19455 PR tree-optimization/30843
19456 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19457 stores only after all the group is vectorized.
19459 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19461 PR tree-optimization/30858
19462 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19463 in the reduction cycle have a single use in the loop.
19464 * tree-vectorizer.h (relevant): Add documentation.
19466 2007-02-20 Mike Stump <mrs@apple.com>
19468 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19469 * configure: Regenerate.
19471 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19473 Change the defaults of some parameters and options.
19474 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19475 * config/spu/spu.c (spu_optimization_options): Add.
19476 (spu_override_options): Change params in spu_optimization_options.
19477 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19479 Register 127 is only 16 byte aligned when used as a frame pointer.
19480 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19481 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19482 HARD_FRAME_POINTER_REGNUM.
19483 (spu_legitimate_address): Use regno_aligned_for_reload.
19484 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19485 aligned when frame_pointer_needed is true.
19486 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19488 * config/spu/spu.h (INIT_EXPANDERS): Define.
19490 Make sure shift and rotate instructions have valid immediate operands.
19491 * config/spu/predicates.md (spu_shift_operand): Remove.
19492 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19493 * config/spu/constraints.md (W, O): Extend range.
19494 * config/spu/spu.md (umask, nmask): Define.
19495 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19496 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19497 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19498 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19499 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19500 (lshr<mode>3_reg): Fix rtl description.
19502 Make sure mulhisi immediate operands are valid.
19503 * config/spu/predicates.md (imm_K_operand): Add.
19504 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19506 Generate constants using fsmbi and andi.
19507 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19508 (print_operand, spu_split_immediate, classify_immediate,
19509 fsmbi_const_p): Handle IC_FSMBI2.
19511 Correctly handle a CONST_VECTOR containing symbols.
19512 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19513 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19514 (immediate_load_p): Allow symbols that use 2 instructions to create.
19515 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19516 with symbols when flag_pic is set.
19517 (const_vector_immediate_p): New.
19518 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19519 accept a CONST_VECTOR with symbols.
19520 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19521 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19523 * config/spu/spu.md (high, low): Delete.
19524 (low_<mode>): Define.
19526 Remove INTRmode and INTR_REGNUM, which didn't work.
19527 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19529 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19530 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19531 peephole2 pattern): Don't use INTR or 131.
19532 (movintrcc): Delete.
19533 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19534 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19535 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19536 (UNSPEC_SET_INTR): Add.
19537 * config/spu/spu-modes.def (INTR): Remove.
19539 More accurate warnings about run-time relocations.
19540 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19542 Correctly warn about immediate arguments to specific intrinsics.
19543 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19544 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19545 the instruction predicate.
19547 Fix tree check errors with latest update.
19548 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19550 (spu_expand_builtin): Use CALL_EXPR_FN.
19552 Add missing specific intrinsics.
19553 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19555 * config/spu/spu_internals.h: Ditto.
19557 Fix incorrect operand modifiers.
19558 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19559 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19561 Optimize one case of zero_extend of a vec_select.
19562 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19564 Accept any immediate for hbr.
19565 * config/spu/spu.md (hbr): Change s constraints to i.
19567 2007-02-21 Paul Brook <paul@codesourcery.com>
19569 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19570 condexec_count when skipping USE and CLOBBER.
19572 2007-02-21 Nick Clifton <nickc@redhat.com>
19574 * common.opt (Warray-bounds): Add Warning attribute.
19575 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19577 (fsized-zeroes): Add Optimization attribute.
19578 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19579 * c.opt (Wc++0x-compat): Add Warning attribute.
19581 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19583 PR middle-end/30761
19584 * reload1.c (eliminate_regs_in_insn): In the single_set special
19585 case, attempt to re-recognize the insn before falling back to
19586 having reload fix it up.
19588 2007-02-20 Eric Christopher <echristo@gmail.com>
19590 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19591 Rewrite accordingly.
19592 (frv_read_iacc_argument): Ditto.
19593 (frv_expand_set_builtin): Take a call instead of arglist, update for
19595 (frv_expand_unop_builtin): Ditto.
19596 (frv_expand_binop_builtin): Ditto.
19597 (frv_expand_cut_builtin): Ditto.
19598 (frv_expand_binopimm_builtin): Ditto.
19599 (frv_expand_voidbinop_builtin): Ditto.
19600 (frv_expand_int_void2arg): Ditto.
19601 (frv_expand_prefetches): Ditto.
19602 (frv_expand_voidtriop_builtin): Ditto.
19603 (frv_expand_voidaccop_builtin): Ditto.
19604 (frv_expand_load_builtin): Ditto.
19605 (frv_expand_store_builtin): Ditto.
19606 (frv_expand_mdpackh_builtin): Ditto.
19607 (frv_expand_mclracc_builtin): Ditto.
19608 (frv_expand_mrdacc_builtin): Ditto.
19609 (frv_expand_mwtacc_builtin): Ditto.
19610 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19613 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19615 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19616 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19618 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19619 point instructions.
19620 * configure: Regenerate.
19621 * config.in: Regenerate.
19622 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19623 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19624 masks to power6 and power6x and to POWERPC_MASKS.
19625 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19627 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19628 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19629 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19630 Access PROTOTYPE as variable, not mask.
19632 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19634 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19635 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19636 * combine.c (adjust_for_new_dest): Use it.
19637 * postreload.c (reload_combine): Likewise.
19639 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19641 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19642 notes on an insn with multiple sets, even if single_set returns
19643 non-NULL for that insn.
19645 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19647 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19648 scalbn and scalbln.
19650 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19652 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19653 if user didn't pass it.
19654 * config/i386/darwin.h (CC1_SPEC): Likewise.
19655 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19656 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19657 -mmacosx-version-min.
19659 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19660 Uros Bizjak <ubizjak@gmail.com>
19662 * optabs.h (enum optab_index): Add new OTI_scalb.
19663 (scalb_optab): Define corresponding macro.
19664 * optabs.c (init_optabs): Initialize scalb_optab.
19665 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19667 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19668 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19669 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19670 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19671 flag_unsafe_math_optimizations is set.
19673 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19674 to implement scalbf, scalb and scalbl built-ins as inline x87
19677 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19678 DJ Delorie <dj@redhat.com>
19681 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19682 (diagnostic_report_diagnostic): ... here, and turn them into real
19683 errors. If warnings are inhibited, no need to do anything.
19685 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19687 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19688 better code generation.
19690 2007-02-20 Ben Elliston <bje@au.ibm.com>
19692 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19694 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19696 * config/alpha/alpha.c, config/alpha/alpha.md,
19697 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19698 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19699 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19700 config/arm/lib1funcs.asm: Follow spelling conventions.
19702 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19703 config/fr30/fr30.md, config/i386/i386.h,
19704 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19705 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19706 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19707 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19708 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19709 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19710 config/sparc/sparc.c, config/sparc/sparc.h,
19711 config/sparc/sparc.md, config/spu/constraints.md,
19712 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19715 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19718 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19721 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19723 * doc/invoke.texi (-ftree-lrs): Remove.
19725 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19727 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19730 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19732 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19733 new CALL_EXPR_FN macro for retrieving the function
19734 declaration of the input expression.
19736 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19738 * c.opt (Waddress): New.
19739 * common.opt (Walways-true): Delete.
19740 (Wstring-literal-comparison): Delete.
19741 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19742 -Wstring-literal-comparison. Add -Waddress.
19744 (Walways-true): Delete.
19745 (Wstring-literal-comparison): Delete.
19746 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19747 consistently instead of -Walways-true in example.
19748 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19749 * c-typeck.c (parser_build_binary_op): Replace
19750 -Wstring-literal-comparison and -Walways-true with -Waddress.
19751 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19754 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19756 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19757 without DECL_STRUCT_FUNCTION initialized.
19759 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19761 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19762 due to calls to functions taking pointers as parameters.
19764 2007-02-19 Richard Henderson <rth@redhat.com>
19767 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19770 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19772 * config/s390/s390.c (s390_call_saved_register_used,
19773 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19774 accessed to the new scheme.
19776 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19778 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19779 (cris_print_index, cris_print_operand, cris_print_operand_address)
19780 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19781 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19782 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19783 GET_CODE () == xxx.
19784 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19785 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19786 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19787 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19788 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19789 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19790 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19791 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19792 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19793 (uminsi3, call, call_value): Ditto.
19794 (define_split: indir_to_reg_split, unnamed): Ditto.
19796 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19798 PR tree-optimization/30975
19799 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19802 2007-02-18 Eric Christopher <echristo@gmail.com>
19804 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19805 Remove use of arglist.
19806 (mips_expand_builtin): Remove use of arglist, pass in expr.
19807 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19808 (mips_expand_builtin_movtf): Ditto.
19809 (mips_expand_builtin_compare): Ditto.
19811 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19813 * tree-sra.c (sra_build_assignment): Replace assertion
19814 checking with a comment explaining why it can't be done.
19816 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19818 PR middle-end/30833
19819 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19820 during CALL_EXPR representation conversion.
19821 * tree-ssa-propagate.c (set_rhs): Likewise.
19823 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19825 * tree-sra.c (sra_build_assignment): Disable assertion checking
19828 2007-02-18 Roger Sayle <roger@eyesopen.com>
19830 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19831 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19832 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19834 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19835 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19836 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19837 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19838 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19839 force_gimple_operand): Likewise.
19840 * ipa-cp.c (constant_val_insert): Likewise.
19841 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19842 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19843 perfect_nestify): Likewise.
19844 * langhooks.c (lhd_omp_assignment): Likewise.
19845 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19846 lower_copyprivate_clauses, lower_send_clauses,
19847 lower_send_shared_vars, expand_parallel_call,
19848 expand_omp_for_generic, expand_omp_for_static_nochunk,
19849 expand_omp_for_static_chunk, expand_omp_sections,
19850 lower_omp_single_copy, lower_omp_for_lastprivate,
19851 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19852 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19853 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19856 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19858 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19859 config/sh/sh.md: Follow spelling conventions.
19861 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19862 config/frv/predicates.md: Follow spelling conventions.
19864 * config/m68k/linux-unwind.h: Fix a comment typo.
19865 * target.h: Follow spelling conventions.
19867 2007-02-18 Roger Sayle <roger@eyesopen.com>
19869 PR rtl-optimization/28173
19870 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19871 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19872 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19873 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19874 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19876 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19878 * builtins.c (fold_builtin_load_exponent): New.
19879 (fold_builtin_2): Use it.
19881 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19883 PR rtl-optimization/30773
19884 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19885 if we fail to attach a REG_EQUIV note.
19887 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19888 Roger Sayle <roger@eyesopen.com>
19890 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19892 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19894 * calls.c (initialize_argument_information): Pass original EXP
19895 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19896 code to split complex arguments here, as part of initializing the
19898 (expand_call): Remove code that builds a list of arguments and
19899 inserts implicit arguments into it. Instead, just count how many
19900 implicit arguments there will be so we can determine the size of
19901 the ARGS array, and let initialize_argument_information do the work.
19902 (split_complex_values): Delete unused function.
19904 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19906 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
19908 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19910 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
19911 for arg pointer based indexed addressing.
19913 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19915 * config/ia64/ia64.h, config/ia64/ia64.md,
19916 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
19917 spelling conventions.
19919 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19921 * config/m68k/m68k.c (split_di): New.
19922 * config/m68k/m68k-protos.h: Declare split_di.
19923 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
19924 Improve predicate handling and split constant shifts.
19926 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19928 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
19929 parameter for register bitfield operations, general predicates
19932 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19934 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
19935 * config/m68k/linux-unwind.h: New file.
19937 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19939 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
19940 config/i386/athlon.md, config/ia64/ia64.md,
19941 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
19942 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
19943 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
19944 tree-ssa-loop-niter.c, tree-vect-analyze.c,
19945 tree-vect-transform.c: Fix comment typos.
19947 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
19949 * sched-deps.c (find_insn_list): Remove.
19950 * sched-int.h: Remove the prototype for find_insn_list.
19952 2007-02-16 Geoffrey Keating <geoffk@apple.com>
19954 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
19956 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
19957 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
19958 darwin_rs6000_override_options.
19959 (C_COMMON_OVERRIDE_OPTIONS): Expect
19960 darwin_macosx_version_min to be non-NULL always.
19961 (TARGET_C99_FUNCTIONS): Likewise.
19962 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
19963 (DARWIN_MINVERSION_SPEC): New.
19964 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
19965 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
19967 (DARWIN_MINVERSION_SPEC): New.
19968 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
19970 * config/darwin-c.c (darwin_cpp_builtins): Expect
19971 darwin_macosx_version_min to be non-NULL always.
19973 * config/rs6000/rs6000.c: Clean up trailing whitespace.
19975 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
19977 * config/i386/i386.h (x86_use_xchgb): New.
19978 (TARGET_USE_XCHGB): New macro.
19979 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
19980 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
19981 Split after reload into bswaphi for shifts of 8.
19982 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
19983 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
19984 or when optimizing for size.
19986 2007-02-16 Richard Guenther <rguenther@suse.de>
19987 Christian Bruel <christian.bruel@st.com>
19989 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
19990 DECLs but prefer SSA_NAMEs over DECLs.
19992 2007-02-16 Richard Guenther <rguenther@suse.de>
19994 * tree-flow-inline.h (single_imm_use_p): Remove.
19995 (zero_imm_uses_p): Likewise.
19996 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
19997 instead of single_imm_use_p.
19998 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20001 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20004 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20005 nested double- and backquotes.
20007 2007-02-15 Roger Sayle <roger@eyesopen.com>
20009 PR middle-end/30391
20010 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20011 should be unreachable.
20012 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20013 For the time being redirect GIMPLE_MODIFY_STMT to the new
20014 (renamed) build_gimple_modify_stmt_stat.
20015 (build2_gimple_stat): Rename to...
20016 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20017 Always build a GIMPLE_MODIFY_STMT node.
20018 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20019 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20022 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20023 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20024 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20025 expand_complex_div_wide): Likewise.
20026 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20027 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20028 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20029 * tree-ssa-loop-manip.c (create_iv): Likewise.
20030 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20031 abs_replacement): Likewise.
20032 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20033 realify_fake_stores): Likewise.
20035 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20036 node rather than a GIMPLE_MODIFY_STMT node.
20037 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20038 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20040 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20041 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20042 GIMPLE_MODIFY_STMT.
20044 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20046 PR middle-end/30433
20047 * fold-const.c (fold_comparison): Add back the
20048 folding of constant complex comparisions.
20050 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20052 PR middle-end/30729
20053 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20054 effects unknown to this function, return early.
20056 2007-02-15 Ian Lance Taylor <iant@google.com>
20058 * lower-subreg.c (move_eh_region_note): New static function.
20059 (resolve_simple_move): Call it.
20060 (decompose_multiword_subregs): Track blocks for which we resolve a
20061 simple move which is also a control flow insn. Pass them to
20062 find_many_sub_basic_blocks.
20063 (pass_lower_subreg): Add TODO_verify_flow.
20064 (pass_lower_subreg2): Likewise.
20066 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20067 Brooks Moses <brooks.moses@codesourcery.com>
20068 Lee Millward <lee.millward@codesourcery.com>
20070 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20071 (VL_EXP_CLASS_P): New.
20072 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20074 (TREE_OPERAND_CHECK_CODE): Likewise.
20075 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20076 (TREE_RTL_OPERAND_CHECK): Likewise.
20077 (tree_operand_check_failed): Make second parameter the whole tree
20078 instead of its code. Fixed callers.
20079 (VL_EXP_CHECK): New.
20080 (TREE_OPERAND_LENGTH): New.
20081 (VL_EXP_OPERAND_LENGTH): New.
20082 (CALL_EXPR_FN): New.
20083 (CALL_EXPR_STATIC_CHAIN): New.
20084 (CALL_EXPR_ARGS): New.
20085 (CALL_EXPR_ARG): New.
20086 (call_expr_nargs): New.
20087 (CALL_EXPR_ARGP): New.
20088 (build_nt_call_list): Declare.
20089 (build_vl_exp_stat): Declare.
20090 (build_vl_exp): New.
20091 (build_call_list): Declare.
20092 (build_call_nary): Declare.
20093 (build_call_valist): Declare.
20094 (build_call_array): Declare.
20095 (call_expr_arg): Declare.
20096 (call_expr_argp): Declare.
20097 (call_expr_arglist): Declare.
20098 (fold_build_call_list): Declare.
20099 (fold_build_call_list_initializer): Declare.
20100 (fold_call_expr): Declare to replace fold_builtin.
20101 (fold_builtin_fputs): Update to agree with modified definition.
20102 (fold_builtin_strcpy): Likewise.
20103 (fold_builtin_strncpy): Likewise.
20104 (fold_builtin_memory_chk): Likewise.
20105 (fold_builtin_stxcpy_chk): Likewise.
20106 (fold_builtin_strncpy_chk): Likewise.
20107 (fold_builtin_next_arg): Likewise.
20108 (fold_build_call_expr): Declare.
20109 (fold_builtin_call_list): Declare.
20110 (fold_builtin_call_valist): Declare.
20111 (build_call_expr): Declare.
20112 (validate_arglist): Update to agree with modified definition.
20113 (tree_operand_length): New.
20114 (call_expr_arg_iterator): New.
20115 (init_call_expr_arg_iterator): New.
20116 (next_call_expr_arg): New.
20117 (first_call_expr_arg): New.
20118 (more_call_expr_args_p): New.
20119 (FOR_EACH_CALL_EXPR_ARG): New.
20121 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20122 and tcc_gimple_stmt.
20123 (tree_code_size): Update documentation. Use sizeof (tree) rather
20124 than sizeof (char *).
20125 (tree_size): Likewise. Add case for tcc_vl_exp.
20126 (tree_node_structure): Add case for tcc_vl_exp.
20127 (contains_placeholder_p): Likewise.
20128 (substitute_in_expr): Likewise.
20129 (substitute_placeholder_in_expr): Likewise.
20130 (stabilize_reference_1): Likewise.
20131 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20132 to diagnose breakage of this interface for constructing CALL_EXPRs.
20133 (build_nt): Add similar assertion here.
20134 (build_nt_call_list): New.
20135 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20136 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20138 (get_callee_fndecl): Use new CALL_EXPR accessors.
20139 (tree_operand_check_failed): Change parameters to pass entire node
20140 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20141 (process_call_operands): New.
20142 (build_vl_exp_stat): New.
20143 (build_call_list): New.
20144 (build_call_nary): New.
20145 (build_call_valist): New.
20146 (build_call_array): New.
20147 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20148 (call_expr_arglist): New.
20150 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20151 tcc_vl_exp instead of a fixed-size tcc_expression.
20153 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20154 accessors for CALL_EXPRs.
20155 (AGGR_INIT_EXPR): Likewise.
20157 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20158 Brooks Moses <brooks.moses@codesourcery.com>
20159 Lee Millward <lee.millward@codesourcery.com>
20161 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20162 (expand_builtin_nonlocal_goto): Change parameter to be entire
20163 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20164 (expand_builtin_prefetch): Likewise.
20165 (expand_builtin_classify_type): Likewise.
20166 (mathfn_built_in): Return NULL_TREE instead of 0.
20167 (expand_errno_check): Use new CALL_EXPR accessors.
20168 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20169 Return NULL_RTX instead of 0.
20170 (expand_builtin_mathfn_2): Likewise.
20171 (expand_builtin_mathfn_3): Likewise.
20172 (expand_builtin_interclass_mathfn): Likewise.
20173 (expand_builtin_sincos): Likewise.
20174 (expand_builtin_cexpi): Likewise.
20175 (expand_builtin_int_roundingfn): Likewise.
20176 (expand_builtin_int_roundingfn_2): Likewise.
20177 (expand_builtin_pow): Likewise.
20178 (expand_builtin_powi): Likewise.
20179 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20180 of arglist, fixing callers appropriately. Use new CALL_EXPR
20181 accessors and constructors. Return NULL_RTX instead of 0.
20182 (expand_builtin_strstr): Likewise.
20183 (expand_builtin_strchr): Likewise.
20184 (expand_builtin_strrchr): Likewise.
20185 (expand_builtin_strpbrk): Likewise.
20186 (expand_builtin_memcpy): Likewise.
20187 (expand_builtin_mempcpy): Likewise.
20188 (expand_builtin_mempcpy_args): New.
20189 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20190 (expand_builtin_memmove_args): New.
20191 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20192 (expand_movstr): Likewise.
20193 (expand_builtin_strcpy): Likewise.
20194 (expand_builtin_strcpy_args): New.
20195 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20196 (expand_builtin_strncpy): Likewise.
20197 (expand_builtin_memset): Likewise.
20198 (expand_builtin_memset_args): New.
20199 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20200 (expand_builtin_memcmp): Likewise.
20201 (expand_builtin_strcmp): Likewise.
20202 (expand_builtin_strncmp): Likewise.
20203 (expand_builtin_strcat): Likewise.
20204 (expand_builtin_strncat): Likewise.
20205 (expand_builtin_strspn): Likewise.
20206 (expand_builtin_strcspn): Likewise.
20207 (expand_builtin_args_info): Likewise.
20208 (expand_builtin_va_start): Likewise.
20209 (gimplify_va_arg_expr): Likewise.
20210 (expand_builtin_va_end): Likewise.
20211 (expand_builtin_va_copy): Likewise.
20212 (expand_builtin_frame_address): Likewise.
20213 (expand_builtin_alloca): Likewise.
20214 (expand_builtin_bswap): Likewise.
20215 (expand_builtin_unop): Likewise.
20216 (expand_builtin_fputs): Likewise.
20217 (expand_builtin_expect): Likewise.
20218 (expand_builtin_fabs): Likewise.
20219 (expand_builtin_copysign): Likewise.
20220 (expand_builtin_printf): Likewise.
20221 (expand_builtin_fprintf): Likewise.
20222 (expand_builtin_sprintf): Likewise.
20223 (expand_builtin_init_trampoline): Likewise.
20224 (expand_builtin_signbit): Likewise.
20225 (expand_builtin_fork_or_exec): Likewise.
20226 (expand_builtin_sync_operation): Likewise.
20227 (expand_builtin_compare_and_swap): Likewise.
20228 (expand_builtin_lock_test_and_set): Likewise.
20229 (expand_builtin_lock_release): Likewise.
20230 (expand_builtin): Likewise.
20231 (builtin_mathfn_code): Likewise.
20233 (fold_builtin_constant_p): Pass call arguments individually instead
20234 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20235 accessors and constructors. Return NULL_TREE instead of 0.
20236 (fold_builtin_expect): Likewise.
20237 (fold_builtin_classify_type): Likewise.
20238 (fold_builtin_strlen): Likewise.
20239 (fold_builtin_nan): Likewise.
20240 (integer_valued_real_p): Likewise.
20241 (fold_trunc_transparent_mathfn): Likewise.
20242 (fold_fixed_mathfn): Likewise.
20243 (fold_builtin_cabs): Likewise.
20244 (fold_builtin_sqrt): Likewise.
20245 (fold_builtin_cbrt): Likewise.
20246 (fold_builtin_cos): Likewise.
20247 (fold_builtin_cosh): Likewise.
20248 (fold_builtin_tan): Likewise.
20249 (fold_builtin_sincos): Likewise.
20250 (fold_builtin_cexp): Likewise.
20251 (fold_builtin_trunc): Likewise.
20252 (fold_builtin_floor): Likewise.
20253 (fold_builtin_ceil): Likewise.
20254 (fold_builtin_round): Likewise.
20255 (fold_builtin_int_roundingfn): Likewise.
20256 (fold_builtin_bitop): Likewise.
20257 (fold_builtin_bswap): Likewise.
20258 (fold_builtin_logarithm): Likewise.
20259 (fold_builtin_hypot): Likewise.
20260 (fold_builtin_pow): Likewise.
20261 (fold_builtin_powi): Likewise.
20262 (fold_builtin_exponent): Likewise.
20263 (fold_builtin_memset): Likewise.
20264 (fold_builtin_bzero): Likewise.
20265 (fold_builtin_memory_op): Likewise.
20266 (fold_builtin_bcopy): Deleted; call site changed to invoke
20267 fold_builtin_memory_op directly.
20268 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20269 (fold_builtin_strncpy): Likewise.
20270 (fold_builtin_memcmp): Likewise.
20271 (fold_builtin_strcmp): Likewise.
20272 (fold_builtin_strncmp): Likewise.
20273 (fold_builtin_signbit): Likewise.
20274 (fold_builtin_copysign): Likewise.
20275 (fold_builtin_isascii): Likewise.
20276 (fold_builtin_toascii): Likewise.
20277 (fold_builtin_isdigit): Likewise.
20278 (fold_builtin_fabs): Likewise.
20279 (fold_builtin_abs): Likewise.
20280 (fold_builtin_fmin_fmax): Likewise.
20281 (fold_builtin_carg): Likewise.
20282 (fold_builtin_classify): Likewise.
20283 (fold_builtin_unordered_cmp): Likewise.
20285 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20286 New functions split out from fold_builtin_1.
20287 (fold_builtin_n): New.
20288 (fold_builtin_varargs): New.
20289 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20291 (fold_call_expr): New.
20292 (build_function_call_expr): Rewrite to use new helper function.
20293 (fold_builtin_call_list): New.
20294 (build_call_expr): New.
20295 (fold_builtin_call_valist): New.
20296 (rewrite_call_expr): New.
20297 (validate_arg): New.
20298 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20299 of an arglist. Change return type to bool. Use new CALL_EXPR
20302 (fold_builtin_strstr): Pass call arguments individually instead
20303 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20304 accessors and constructors. Return NULL_TREE instead of 0.
20305 (fold_builtin_strchr): Likewise.
20306 (fold_builtin_strrchr): Likewise.
20307 (fold_builtin_strpbrk): Likewise.
20308 (fold_builtin_strcat): Likewise.
20309 (fold_builtin_strncat): Likewise.
20310 (fold_builtin_strspn): Likewise.
20311 (fold_builtin_strcspn): Likewise.
20312 (fold_builtin_fputs): Likewise.
20313 (fold_builtin_next_arg): Likewise.
20314 (fold_builtin_sprintf): Likewise.
20316 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20317 NULL_RTX instead of 0.
20318 (expand_builtin_memory_chk): Likewise.
20319 (maybe_emit_chk_warning): Likewise.
20320 (maybe_emit_sprintf_chk_warning): Likewise.
20322 (fold_builtin_object_size): Pass call arguments individually instead
20323 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20324 accessors and constructors. Return NULL_TREE instead of 0.
20325 (fold_builtin_memory_chk): Likewise.
20326 (fold_builtin_stxcpy_chk): Likewise.
20327 (fold_builtin_strncpy_chk): Likewise.
20328 (fold_builtin_strcat_chk): Likewise.
20329 (fold_builtin_strcat_chk): Likewise.
20330 (fold_builtin_strncat_chk): Likewise.
20331 (fold_builtin_sprintf_chk): Likewise.
20332 (fold_builtin_snprintf_chk): Likewise.
20333 (fold_builtin_printf): Likewise.
20334 (fold_builtin_vprintf): Likewise.
20336 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20338 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20339 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20340 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20341 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20342 (fold_unary): Likewise.
20343 (fold_binary): Likewise.
20344 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20345 ternary expressions.
20346 (fold): Add logic for tcc_vl_exp.
20347 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20348 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20349 (fold_build3_stat): Add assertion to flag broken interface for
20350 constructing CALL_EXPRs.
20351 (fold_build_call_list): New.
20352 (fold_build_call_list_initializer): New.
20353 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20355 (fold_strip_sign_ops): Likewise.
20357 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20358 Brooks Moses <brooks.moses@codesourcery.com>
20359 Lee Millward <lee.millward@codesourcery.com>
20361 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20362 accessors and dump arguments explicitly.
20364 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20366 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20368 (print_call_name): Use new CALL_EXPR accessors.
20370 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20371 CALL_EXPR arguments explicitly instead of as a list. Use
20372 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20374 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20375 (vrp_visit_stmt): Likewise.
20377 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20378 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20380 (force_move_till_expr): Likewise.
20382 * targhooks.c (default_external_stack_protect_fail): Use
20383 build_call_expr instead of build_function_call_expr.
20384 (default_hidden_stack_protect_fail): Likewise.
20386 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20389 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20390 and walk arguments explicitly.
20392 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20393 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20394 (expand_simple_operations): Likewise.
20395 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20397 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20398 of TREE_CODE_LENGTH.
20399 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20401 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20402 instead of TREE_CODE_LENGTH.
20404 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20405 (tree_ic_transform): Likewise.
20406 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20407 parameter instead of arglist. Fix callers.
20408 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20409 (tree_stringops_transform): Likewise.
20410 (tree_indirect_call_to_profile): Likewise.
20411 (tree_stringops_values_to_profile): Likewise.
20413 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20414 (eliminate_tail_call): Likewise.
20416 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20418 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20419 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20421 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20423 * omp-low.c (build_omp_barrier): Use build_call_expr.
20424 (lower_rec_input_clauses): Likewise.
20425 (lower_reduction_clauses): Likewise.
20426 (expand_parallel_call): Likewise.
20427 (maybe_catch_exception): Likewise.
20428 (expand_omp_for_generic): Likewise.
20429 (expand_omp_for_static_nochunk): Likewise.
20430 (expand_omp_sections): Likewise.
20431 (lower_omp_single_simple): Likewise.
20432 (lower_omp_single_copy): Likewise.
20433 (lower_omp_master): Likewise.
20434 (lower_omp_ordered): Likewise.
20435 (lower_omp_critical): Likewise.
20437 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20438 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20440 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20441 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20442 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20444 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20445 and generalize to handle any number of operands.
20446 (chrec_contains_undetermined): Likewise.
20447 (tree_contains_chrecs): Likewise.
20448 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20450 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20452 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20453 fold_call_expr instead of fold_builtin.
20454 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20455 match declarations there.
20456 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20459 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20460 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20462 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20463 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20465 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20468 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20469 (execute_cse_sincos): Use new CALL_EXPR accessors.
20471 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20473 * gimple-low.c (lower_function_body): Use build_call_expr.
20474 (lower_builtin_setjmp): Likewise.
20476 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20477 (set_storage_via_libcall): Likewise.
20478 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20479 instead of TREE_CODE_LENGTH.
20480 (expand_expr_real_1): Use new CALL_EXPR accessors.
20482 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20483 generalize to handle any number of operands.
20484 (TB_parent_eq): Likewise.
20486 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20487 (strip_builtin_expect): Likewise.
20489 * function.c (gimplify_parameters): Use build_call_expr.
20491 * tree-vectorizer.c (vect_is_simple_reduction): Use
20492 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20494 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20495 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20497 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20500 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20501 (gimplify_decl_expr): Likewise.
20502 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20503 Use new CALL_EXPR iterators.
20504 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20505 (gimplify_modify_expr_to_memset): Likewise.
20506 (gimplify_variable_sized_compare): Likewise.
20507 (gimplify_omp_atomic_fetch_op): Likewise.
20508 (gimplify_omp_atomic_pipeline): Likewise.
20509 (gimplify_omp_atomic_mutex): Likewise.
20510 (gimplify_function_tree): Likewise.
20512 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20513 (call_expr_flags): Likewise.
20514 (expand_call): Likewise.
20516 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20517 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20520 * coverage.c (create_coverage): Use build_call_expr.
20522 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20523 (temp_call_expr_obstack): New.
20524 (pool_copy_list): Delete.
20525 (temp_copy_call_expr): New.
20526 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20527 CALL_EXPR accessors. Get rid of special goo for copying argument
20528 lists and use temp_copy_call_expr instead.
20529 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20530 CALL_EXPR accessors.
20531 (create_expression_by_pieces): Likewise. Use build_call_array
20532 to construct the result instead of fold_build3.
20533 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20534 dealing with argument lists.
20535 (init_pre): Remove references to expression_node_pool and
20536 list_node_pool. Init temp_call_expr_obstack instead.
20537 (fini_pre): Remove references to expression_node_pool and
20540 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20541 and walk arguments explicitly instead of as a list.
20543 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20544 (mx_register_decls): Likewise.
20545 (mudflap_register_call): Likewise.
20546 (mudflap_finish_file): Likewise.
20548 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20549 (ipa_callsite_compute_param): Likewise.
20551 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20552 accessors and constructor.
20554 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20555 accessors and constructor.
20556 (convert_tramp_reference): Likewise.
20557 (convert_call_expr): Likewise.
20558 (finalize_nesting_tree_1): Likewise.
20560 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20563 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20565 * tree-inline.c (initialize_inlined_parameters): Pass entire
20566 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20568 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20569 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20571 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20572 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20573 (vectorizable_reduction): Likewise.
20574 (vectorizable_call): Use new CALL_EXPR iterators.
20575 (vectorizable_conversion): Use build_call_expr.
20576 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20577 (vect_gen_widened_results_half): Use build_call_expr.
20578 (vect_setup_realignment): Likewise.
20579 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20581 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20582 (pass_through_call): Likewise.
20583 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20586 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20587 (tree_gen_pow2_profiler): Likewise.
20588 (tree_gen_one_value_profiler): Likewise.
20589 (tree_gen_ic_func_profiler): Likewise.
20590 (tree_gen_average_profiler): Likewise.
20591 (tree_gen_ior_profiler): Likewise.
20593 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20594 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20595 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20597 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20598 of TREE_CODE_LENGTH.
20600 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20601 of TREE_CODE_LENGTH.
20603 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20605 (convert_to_integer): Likewise.
20607 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20610 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20611 Brooks Moses <brooks.moses@codesourcery.com>
20612 Lee Millward <lee.millward@codesourcery.com>
20614 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20616 * config/frv/frv.c (frv_expand_builtin): Likewise.
20617 * config/s390/s390.c (s390_expand_builtin): Likewise.
20619 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20620 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20622 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20623 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20624 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20625 (ix86_expand_store_builtin): Likewise.
20626 (ix86_expand_unop_builtin): Likewise.
20627 (ix86_expand_unop1_builtin): Likewise.
20628 (ix86_expand_sse_compare): Likewise.
20629 (ix86_expand_sse_comi): Likewise.
20630 (ix86_expand_vec_init_builtin): Likewise.
20631 (ix86_expand_vec_ext_builtin): Likewise.
20632 (ix86_expand_vec_set_builtin): Likewise.
20633 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20635 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20636 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20638 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20639 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20640 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20642 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20644 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20645 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20646 arglist. Use new CALL_EXPR accessors. Fix callers.
20647 (altivec_expand_abs_builtin): Likewise.
20648 (rs6000_expand_binop_builtin): Likewise.
20649 (altivec_expand_predicate_builtin): Likewise.
20650 (altivec_expand_lv_builtin): Likewise.
20651 (spe_expand_stv_builtin): Likewise.
20652 (altivec_expand_stv_builtin): Likewise.
20653 (rs6000_expand_ternop_builtin): Likewise.
20654 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20655 (altivec_expand_st_builtin): Likewise.
20656 (altivec_expand_dst_builtin): Likewise.
20657 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20658 arglist. Use new CALL_EXPR accessors. Fix callers.
20659 (altivec_expand_vec_set_builtin): Likewise.
20660 (altivec_expand_vec_ext_builtin): Likewise.
20661 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20662 (spe_expand_builtin): Likewise.
20663 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20664 arglist. Use new CALL_EXPR accessors. Fix callers.
20665 (spe_expand_evsel_builtin): Likewise.
20666 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20667 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20669 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20670 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20671 (arm_expand_unop_builtin): Likewise.
20672 (arm_expand_builtin): Use new CALL_EXPR accessors.
20674 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20677 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20678 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20680 (bfin_expand_unop_builtin): Likewise.
20681 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20683 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20684 Brooks Moses <brooks.moses@codesourcery.com>
20685 Lee Millward <lee.millward@codesourcery.com>
20687 * c-semantics.c (build_stmt): Add internal diagnostic check.
20689 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20690 accessors. Print arguments explicitly instead of as a list.
20692 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20694 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20695 (c_finish_omp_flish): Likewise.
20697 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20698 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20699 instead of TREE_CODE_LENGTH.
20700 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20701 (c_warn_unused_result): Likewise.
20703 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20706 * doc/invoke.texi (Warning Options): Remove
20707 -Werror-implicit-function-declaration.
20708 (Wimplicit-function-declaration): Update description.
20709 * opts.c (common_handle_option): Move handling of -Werror=* to...
20710 (enable_warning_as_error): ...here.
20711 * opts.h (enable_warning_as_error): Declare.
20712 * c-decl.c (implicit_decl_warning): Unless
20713 -Wno-implicit-function-declaration is given, emit a pedwarn if
20714 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20715 * c.opt (Wimplicit-function-declaration): Replace
20716 mesg_implicit_function_declaration with
20717 warn_implicit_function_declaration.
20718 * c-opts.c (c_common_handle_option):
20719 -Werror-implicit-function-declaration is exactly equal as
20720 -Werror=implicit-function-declaration.
20721 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20722 warn_implicit_function_declaration.
20723 (c_common_post_options): -Wimplict-function-declaration is enabled
20724 by default by -std=c99, otherwise is disabled by default.
20725 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20727 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20729 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20730 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20731 former is ignored but not the latter.
20733 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20735 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20736 is made and the reference doesn't use the alias set of its type,
20737 do not create the temporary using that type.
20739 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20741 * jump.c: Remove prototypes for delete_computation and
20742 delete_prior_computation.
20744 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20746 * jump.c (get_label_after): Delete.
20747 (get_label_before, delete_computation, delete_jump,
20748 delete_prior_computation, follow_jumps): Move...
20749 * reorg.c (delete_computation, delete_prior_computation): ... here...
20750 (get_label_before, delete_jump): ... making these static ...
20751 (follow_jumps): ... and simplifying this since it only runs after
20753 * rtl.h (get_label_after, get_label_before, delete_jump,
20754 follow_jumps): Delete prototypes.
20756 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20758 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20760 2007-02-15 Nick Clifton <nickc@redhat.com>
20762 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20763 order to prevent it from being munged by the target.
20765 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20767 * config/i386/i386.md: Remove misleading comment.
20769 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20771 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20772 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20775 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20777 * tree-sra.c (instantiate_missing_elements): Canonicalize
20779 (sra_build_assignment): New.
20780 (generate_copy_inout, generate_element_copy,
20781 generate_element_zero, generate_one_element_init): Use it.
20783 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20785 * tree-sra.c (instantiate_missing_elements): Canonicalize
20787 (sra_build_assignment): New.
20788 (generate_copy_inout, generate_element_copy,
20789 generate_element_zero, generate_one_element_init): Use it.
20791 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20793 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20796 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20798 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20799 types as aggregates not scalars.
20800 * function.c (assign_stack_temp_for_type): Likewise.
20802 2007-02-14 Roger Sayle <roger@eyesopen.com>
20803 Zdenek Dvorak <dvorakz@suse.cz>
20805 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20808 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20810 * passes.c (next_pass_1): Clear the next field of the copied
20813 2007-02-14 Richard Henderson <rth@redhat.com>
20815 * tree-sra.c (early_sra): New.
20816 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20817 (tree_sra_early, pass_sra_early): New.
20818 * tree-pass.h (pass_sra_early): Declare.
20819 * passes.c (init_optimization_passes): Use it.
20821 2007-02-14 Richard Guenther <rguenther@suse.de>
20823 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20825 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20827 PR tree-optimization/30771
20828 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20830 (vect_analyze_operations): Induction phis can now be marked as
20832 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20833 Update documentation accordingly.
20835 2007-02-14 Nick Clifton <nickc@redhat.com>
20837 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20838 most 3 arguments are supported.
20839 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20841 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20843 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20844 Ensure dst->current is valid.
20846 2007-02-13 Paul Brook <paul@codesourcery.com>
20848 * config.gcc: Add arm*-*-uclinux-*eabi.
20849 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20850 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20851 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20852 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20853 (LINK_SPEC): Define.
20854 (LIB_SPEC): Define.
20855 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20857 * config/arm/uclinux-eabi.h: New file.
20858 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20859 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20862 2007-02-13 Ian Lance Taylor <iant@google.com>
20864 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20865 * flags.h (warn_strict_overflow): Declare.
20866 (enum warn_strict_overflow_code): Define.
20867 (issue_strict_overflow_warning): New static inline function.
20868 * opts.c (warn_strict_overflow): New variable.
20869 (common_handle_option): Handle OPT_Wstrict_overflow and
20870 OPT_Wstrict_overflow_.
20871 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20873 * fold-const.c: Include intl.h.
20874 (fold_deferring_overflow_warnings): New static variable.
20875 (fold_deferred_overflow_warning): New static variable.
20876 (fold_deferred_overflow_code): New static variable.
20877 (fold_defer_overflow_warnings): New function.
20878 (fold_undefer_overflow_warnings): New function.
20879 (fold_undefer_and_ignore_overflow_warnings): New function.
20880 (fold_deferring_overflow_warnings_p): New function.
20881 (fold_overflow_warning): New static function.
20882 (make_range): Add strict_overflow_p parameter. Change all
20884 (extract_muldiv, extract_muldiv_1): Likewise.
20885 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20886 tree_expr_nonnegative_p.
20887 (fold_negate_expr): Call fold_overflow_warning.
20888 (fold_range_test): Likewise.
20889 (fold_comparison): Likewise.
20890 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20891 instead of tree_expr_nonnegative_p.
20892 (tree_expr_nonnegative_warnv_p): Rename from
20893 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20894 (tree_expr_nonnegative_p): New function.
20895 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20896 strict_overflow_p parameter.
20897 (tree_expr_nonzero_p): New function.
20898 * passes.c (verify_interpass_invariants): New static function.
20899 (execute_one_pass): Call it.
20900 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
20902 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
20903 (estimate_numbers_of_iterations): Likewise.
20904 (scev_probably_wraps_p): Likewise.
20905 * tree-ssa-ccp.c: Include "toplev.h".
20906 (evaluate_stmt): Defer fold overflow warnings until we know we are
20908 (struct fold_stmt_r_data): Add stmt field.
20909 (fold_stmt_r): Defer fold overflow warnings until we know we
20911 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
20912 (fold_stmt_inplace): Likewise.
20913 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
20914 (cleanup_control_expr_graph): Defer fold overflow warnings until
20915 we know we are going to optimize.
20916 * tree-cfg.c (fold_cond_expr_cond): Likewise.
20917 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
20919 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
20920 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
20921 * tree-ssa-loop-manip.c (create_iv): Likewise.
20922 * c-typeck.c (build_conditional_expr): Likewise.
20923 (build_binary_op): Likewise.
20924 * tree-vrp.c (vrp_expr_computes_nonzero): Call
20925 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
20926 (extract_range_from_unary_expr): Likewise.
20927 * simplify-rtx.c (simplify_const_relational_operation): Warn when
20928 assuming that signed overflow does not occur.
20929 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
20930 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
20931 (fold_defer_overflow_warnings): Declare.
20932 (fold_undefer_overflow_warnings): Declare.
20933 (fold_undefer_and_ignore_overflow_warnings): Declare.
20934 (fold_deferring_overflow_warnings_p): Declare.
20935 (tree_expr_nonzero_warnv_p): Declare.
20936 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
20937 of warning options.
20938 (Warning Options): Document -Wstrict-overflow.
20939 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
20940 (tree-ssa-ccp.o): Likewise.
20941 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
20942 (fold-const.o): Depend on intl.h.
20944 2007-02-13 Ian Lance Taylor <iant@google.com>
20946 PR middle-end/30751
20947 * lower-subreg.c (resolve_simple_move): Decompose subregs in
20950 2007-02-13 Stuart Hastings <stuart@apple.com>
20952 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
20954 2007-02-13 Richard Henderson <rth@redhat.com>
20956 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
20957 handled_component_p before looking for the indirect_ref.
20959 2007-02-13 Richard Henderson <rth@redhat.com>
20961 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
20962 remove flags clobber.
20963 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
20964 (bswaphi_lowpart): New.
20965 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
20966 remove TARGET_BSWAP test. Delete expander of the same name.
20968 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
20969 (expand_unop): Use them.
20971 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
20973 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
20974 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
20975 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
20976 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
20977 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
20978 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
20979 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
20980 assembler dialect choice from asm templates.
20982 2007-02-12 Richard Henderson <rth@redhat.com>
20984 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
20985 (fixuns_trunc<SSEMODEF>si2): Use it.
20986 * config/i386/sse.md (vec_setv4sf_0): Export.
20987 * config/i386/i386.c (ix86_build_const_vector): Export.
20988 (ix86_split_convert_uns_si_sse): Rename from
20989 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
20990 * config/i386/i386-protos.h: Update.
20992 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20995 * c-typeck.c (c_finish_return): Improve warning message.
20997 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20999 * alias.c (find_symbolic_term): Delete unused function.
21001 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21003 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21004 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21005 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21007 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21009 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21010 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21011 the function, temporarily point the debug interface to the null one.
21013 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21015 * dwarf2out.c (round_up_to_align): New static function.
21016 (field_byte_offset): Use it to round the offset.
21018 2007-02-12 Richard Henderson <rth@redhat.com>
21020 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21021 (inswl_const): Export.
21023 2007-02-12 Richard Henderson <rth@redhat.com>
21025 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21026 result mode of the libcall, convert back to outmode.
21028 2007-02-12 Roger Sayle <roger@eyesopen.com>
21030 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21031 (bswapdi2): New define_expand to implement 32-bit implementation.
21033 2007-02-12 Nick Clifton <nickc@redhat.com>
21035 * doc/invoke.texi (Overall Options): Document --help=.
21036 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21037 (cc1_options): Pass --help= on to cc1.
21038 (display_help): Add description of --help=.
21039 (process_command): Add code to handle --help=. Allow translated
21040 --help and --target-help switches to be passed on to compiler
21042 (main): Remove unused if statement.
21043 * opts.c (columns): Remove.
21044 (LEFT_COLUMN): Define.
21045 (wrap_help): Add columns argument.
21046 (print_filtered_help): Change parameters to be an include bitmask,
21047 an exclude bitmask, an any bitmask and the column width. Move the
21048 code to display the params list here. Add code to display the
21049 status of options rather than their descriptions if the quiet flag
21051 (print_specific_help): Change parameters to be an include bitmask,
21052 an exclude bitmask and an any bitmask. Move code to look up the
21053 column width here. Decide upon the title for an options listing.
21054 (common_handle_options): Add code to handle --help=. Adapt code
21055 for --help and --target-help to use the revised form of the
21056 print_specific_help function.
21057 (print_help): Delete.
21058 (print_param_help): Delete.
21059 (print_switch): Delete.
21060 * opts.h (cl_lang_count): Add prototype.
21061 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21062 CL_MAX_OPTION_CLASS): New defines.
21063 * optc-gen.awk: Add construction of cl_lang_count.
21064 * c.opt: Add Warning attribute to warning options and Optimization
21065 attribute to optimization options.
21066 * common.opt: Likewise.
21068 Add -fhelp and -ftarget-help as aliases for the transformed --help
21069 and --target-help options.
21070 * opt-functions.awk: Add code to handle Warning and Optimization
21073 2007-02-12 Richard Henderson <rth@redhat.com>
21075 * config/alpha/constraints.md: New file.
21076 * config/alpha/alpha.c: Include tm-constrs.h.
21077 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21078 alpha_extra_constraint): Remove.
21079 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21080 * config/alpha/alpha-protos.h: Update.
21081 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21082 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21083 (EXTRA_CONSTRAINT): Remove.
21084 * config/alpha/alpha.md: Include constraints.md.
21085 (adddi splitter): Use satisfies_constraint_*.
21086 * config/alpha/predicates.md (add_operand): Likewise.
21087 (sext_add_operand, addition_operation): Likewise.
21089 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21091 PR tree-optimization/29145
21092 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21093 in our handling of restrict qualified pointers.
21095 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21098 * doc/invoke.texi (Wunused-value): Update description.
21099 (Wextra): Delete item.
21100 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21101 value of Wunused-value.
21102 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21103 (c_finish_stmt_expr): Don't check extra_warnings.
21104 (emit_side_effect_warnings): The caller is responsible to check
21107 2007-02-11 Roger Sayle <roger@eyesopen.com>
21108 Matt Thomas <matt@3am-software.com>
21110 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21112 2007-02-11 Roger Sayle <roger@eyesopen.com>
21114 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21115 comparisons of POPCOUNT against zero.
21116 (simplify_const_relational_operation): Likewise.
21118 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21120 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21122 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21124 * dwarf2out.c (root_type): Delete unused function.
21126 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21128 * genattrtab.c (contained_in_p): Delete unused function.
21129 (write_expr_attr_cache): Likewise.
21131 2007-02-11 Jan Hubicka <jh@suse.cz>
21133 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21136 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21138 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21139 to add the REG_EQ* note.
21140 * see.c (see_merge_one_use_extension): Likewise.
21141 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21142 turn REG_EQUAL notes into REG_EQUIV notes if the target
21143 register may have more than one set.
21144 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21145 * gcse.c (try_replace_reg): Likewise.
21146 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21147 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21148 more than one REG_EQUIV note.
21149 * reload1.c (gen_reload): Use set_unique_reg_note.
21151 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21153 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21154 (ix86_builtin_conversion): New function.
21156 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21159 * tree.h (DECL_REPLACEABLE_P): New macro.
21160 * except.c (set_nothrow_function_flags): Likewise.
21162 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21163 Ira Rosen <irar@il.ibm.com>
21164 Dorit Nuzman <dorit@il.ibm.com>
21166 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21167 * targhooks.c (default_builtin_vectorized_conversion): New.
21168 * targhooks.h (default_builtin_vectorized_function): New declaration.
21169 * target.h (struct vectorize): Add builtin_conversion field.
21170 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21171 stmt_vec_info_type value.
21172 (vectorizable_conversion): New declaration.
21173 * tree-vect-analyze.c (vect_analyze_operations): Add
21174 vectorizable_conversion call.
21175 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21176 * tree-vect-transform.c (vectorizable_conversion): New function.
21177 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21178 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21180 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21181 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21182 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21183 or ALTIVEC_BUILTIN_VCFSX.
21185 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21188 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21189 CONST_DOUBLE and operand 0 is a hard register.
21190 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21191 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21192 is a hard floating-point register.
21194 2007-02-10 Richard Henderson <rth@redhat.com>
21195 Jakub Jelinek <jakub@redhat.com>
21196 Alexandre Oliva <aoliva@redhat.com>
21198 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21199 * builtin-types.def (BT_WORD): Make unsigned.
21200 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21201 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21202 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21203 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21204 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21205 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21207 * expr.c (emutls_var_address): New.
21208 (expand_expr_real_1): Expand emulated tls.
21209 (expand_expr_addr_expr_1): Likewise.
21210 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21211 * output.h (emutls_finish): Declare.
21212 * toplev.c (compile_file): Call it.
21213 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21214 address before wrapping in CONST.
21215 * varasm.c (emutls_htab, emutls_object_type): New.
21216 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21217 (get_emutls_object_name, get_emutls_object_type): New.
21218 (get_emutls_init_templ_addr, emutls_decl): New.
21219 (emutls_common_1, emutls_finish): New.
21220 (assemble_variable): When emulating tls, swap decls; generate
21221 constructor for the emutls objects.
21222 (do_assemble_alias): When emulating tls, swap decl and target name.
21223 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21225 * varpool.c (decide_is_variable_needed): Look at force_output.
21226 Recurse for emulated tls.
21227 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21228 with decide_is_variable_needed.
21229 * emutls.c: New file.
21230 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21231 tls_object for real tls.
21233 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21235 PR rtl-optimization/29599
21236 * reload1.c (eliminate_regs_in_insn): Take the destination
21237 mode into account when computing the offset.
21239 2007-02-09 Stuart Hastings <stuart@apple.com>
21240 Richard Henderson <rth@redhat.com>
21242 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21243 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21244 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21245 fixuns_truncdfhi2): New.
21246 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21247 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21248 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21249 (floatunssidf2): Allow nonimmediate source.
21250 * config/i386/sse.md (movdi_to_sse): New.
21251 (vec_concatv2di): Drop '*'.
21252 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21253 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21254 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21256 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21257 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21258 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21259 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21260 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21261 ix86_build_const_vector.
21262 (x86_emit_floatuns): Rewrite.
21264 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21266 * genautomata.c (longest_path_length): Delete unused function.
21267 (struct state): Delete unused longest_path_length.
21268 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21269 (get_free_state): Delete unused.
21271 2007-02-09 Jan Hubicka <jh@suse.cz>
21273 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21274 * doc/invoke.texi (inline-unit-growth): Update default value.
21276 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21277 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21278 (rebuild_cgraph_edges): Likewise.
21279 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21280 (dump_cgraph_node): Dump frequencies.
21281 (cgraph_clone_edge): Add frequency scales.
21282 (cgraph_clone_node): Add freuqnecy.
21283 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21284 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21285 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21286 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21287 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21288 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21289 (save_inline_function_body): Likewise.
21290 * ipa-inline.c: inluce rtl.h
21291 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21292 (cgraph_edge_badness): Use frequencies.
21293 (cgraph_decide_recursive_inlining): Update clonning.
21294 (cgraph_decide_inlining_of_small_function): Dump frequency.
21295 * predict.c (estimate_bb_frequencies): Export.
21296 * predict.h (estimate_bb_frequencies): Declare.
21297 * tree-inline.c (copy_bb): Watch overflows.
21298 (expand_call_inline): Update call of cgraph_create_edge.
21299 (optimize_inline_calls): Use TODO flags to update frequnecies.
21300 * passes.h: Include predict.h
21301 (init_optimization_passes): Move profile ahead.
21302 (execute_function_todo): Handle TODO_rebuild_frequencies.
21304 2007-02-09 Roger Sayle <roger@eyesopen.com>
21306 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21307 the insbl or inswl pattern into a register.
21309 2007-02-09 Roger Sayle <roger@eyesopen.com>
21311 * config/ia64/ia64.md (bswapdi2): New define_insn.
21313 2007-02-09 Richard Henderson <rth@redhat.com>
21315 * config/i386/constraints.md (Ym): New constraint.
21316 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21317 (movdi_1_rex64): Split sse and xmm general register moves from
21318 memory move alternatives. Use conditional register constraints.
21319 (movsf_1, movdf_integer): Likewise.
21320 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21321 (movdf_integer_rex64): New.
21322 (pushsf_rex64): Fix output constraints.
21323 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21324 (sse2_stored): Likewise.
21325 (sse2_storeq_rex64): New.
21326 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21327 amd and not generic.
21328 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21329 for optimize_size. Remove SF/DFmode hack.
21331 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21333 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21336 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21337 Richard Sandiford <richard@codesourcery.com>
21339 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21340 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21341 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21342 m68k/t-mlib to tmake_file.
21343 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21344 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21345 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21346 Allow it to be cf or m68k. Set m68k_arch_family. If that
21347 variable is not empty, add t-$m68k_arch_family to tmake_file.
21348 Add t-mlibs to tmake_file.
21349 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21350 * config/m68k/t-cf: New file.
21351 * config/m68k/t-m68k: Likewise.
21352 * config/m68k/t-mlibs: Likewise.
21353 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21354 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21355 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21356 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21357 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21359 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21360 (INSTALL_LIBGCC): Delete.
21361 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21362 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21363 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21364 (M68K_MLIB_CPU): Define.
21365 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21366 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21367 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21369 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21370 Richard Guenther <rguenther@suse.de>
21372 PR middle-end/23361
21373 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21374 against INT_MIN/INT_MAX.
21375 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21376 file if a loop is removed.
21378 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21380 * calls.c (store_one_arg): Pass correct alignment to
21381 emit_push_insn for non-BLKmode values.
21382 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21383 unaligned stack slot via a suitably aligned slot.
21385 2007-02-08 DJ Delorie <dj@redhat.com>
21387 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21389 (legal_subregs): Use unsigned char, make const.
21390 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21392 2007-02-08 Paul Brook <paul@codesourcery.com>
21394 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21395 special interworking needed.
21397 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21399 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21400 conditional to __SSE2__.
21401 (Entries below should have been added to first ChangeLog
21402 entry for amdfam10 dated 2007-02-05)
21403 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21405 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21407 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21410 2007-02-08 DJ Delorie <dj@redhat.com>
21412 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21413 * config/m32c/m32c.c (legal_subregs): New.
21414 (m32c_illegal_subreg_p): New.
21415 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21416 unsupported subregs of hard regs.
21418 2007-02-08 Jan Hubicka <jh@suse.cz>
21420 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21421 the same one; always update histograms.
21423 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21425 * passes.c (init_optimization_passes): Tidy comment.
21427 2007-02-08 Roger Sayle <roger@eyesopen.com>
21429 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21430 strip zero_extend, bswap and rotates from POCOUNT's argument.
21431 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21432 zero_extend and rotates from PARITY's argument.
21433 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21434 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21435 of an integer constant at compile-time.
21437 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21440 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21442 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21445 * tree-ssa-live.c (remove_unused_locals): Do not remove
21446 TREE_ADDRESSABLE variables.
21447 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21448 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21449 FOR_CLOBBER. Update all users.
21450 If VAR has an associated alias set, add a virtual operand for
21451 it if no alias is found to conflict with the memory reference.
21453 2007-02-07 Jan Hubicka <jh@suse.cz>
21454 Robert Kidd <rkidd@crhc.uiuc.edu>
21456 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21458 2007-02-07 Ian Lance Taylor <iant@google.com>
21460 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21462 2007-02-07 Roger Sayle <roger@eyesopen.com>
21464 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21465 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21466 tablejumpdi, movsi_to_cr_one): Remove constraints from
21467 define_expand's match_operands.
21469 2007-02-07 Roger Sayle <roger@eyesopen.com>
21471 * global.c (compute_regsets): Move declatation of "i" inside of
21472 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21474 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21477 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21478 of INDIRECT_REF <RESULT_DECL>.
21480 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21482 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21483 Kaz Kojima <kkojima@gcc.gnu.org>
21486 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21488 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21490 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21492 * doc/loop.texi: Document possibility not to perform disambiguation
21493 of loops with multiple latches.
21494 * cfgloopmanip.c (alp_enum_p): Removed.
21495 (add_loop): Handle subloops. Use get_loop_body_with_size.
21496 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21497 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21498 the new forwarder block.
21499 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21500 Handle the case latch is NULL.
21501 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21502 modifications when marking loop exits.
21503 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21505 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21506 disambiguate_loops_with_multiple_latches.
21507 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21508 before fix_loop_structure.
21509 * cfgloop.c: Include pointer-set.h and output.h.
21510 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21511 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21512 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21513 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21514 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21515 disambiguate_multiple_latches, get_loop_body_with_size,
21516 disambiguate_loops_with_multiple_latches): New functions.
21517 (flow_loop_dump): Dump multiple latch edges.
21518 (flow_loop_nodes_find): Handle loops with multiple latches.
21519 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21520 (glb_enum_p): Modified.
21521 (get_loop_body): Use get_loop_body_with_size.
21522 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21523 (AVOID_CFG_MODIFICATIONS): New constant.
21524 (disambiguate_loops_with_multiple_latches, add_loop,
21525 get_loop_body_with_size): Declare.
21526 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21528 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21530 PR inline-asm/28686
21531 * global.c (compute_regsets): New function.
21532 (global_alloc): Refactored ELIMINABLE_REGSET
21533 and NO_GLOBAL_ALLOC_REGS computation out.
21534 (rest_of_handle_global_alloc): Call compute_regsets()
21535 for non-optimizing case.
21537 2007-02-06 Richard Henderson <rth@redhat.com>
21539 * config/i386/constraints.md (Y2): Rename from Y.
21540 (Yi): New constraint.
21541 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21542 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21543 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21544 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21545 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21546 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21547 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21548 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21549 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21550 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21551 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21552 vec_extractv2si_1): Change Y constraints to Y2.
21553 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21554 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21555 Change Y constraints to Y2.
21556 (sse2_loadld): Change Y constraints to x.
21558 2007-02-06 Roger Sayle <roger@eyesopen.com>
21560 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21561 (parity<mode>2): New define_expand using rs6000_emit_parity.
21562 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21563 rs6000_emit_parity): New functions.
21564 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21565 rs6000_emit_parity): Prototype here.
21567 2007-02-06 Ian Lance Taylor <iant@google.com>
21569 * lower-subreg.c (simple_move_operand): Reject CONST.
21570 (resolve_clobber): Call validate_change rather than directly
21571 assigning to XEXP (pat, 0).
21573 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21575 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21576 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21577 (tree-cfg.o): Remove hashtab.h dependency.
21579 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21580 (struct ivopts_data): Change niters to pointer_map_t.
21581 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21582 (niter_for_exit): Create pointer_map on demand. Change for
21584 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21585 (free_loop_data): Destroy data->niters if created and reset field.
21586 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21587 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21589 * tree-ssa-reassoc.c: Include pointer-set.h.
21590 (bb_rank): Change to long *.
21591 (operand_rank): Change to pointer_map_t.
21592 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21593 (insert_operand_rank): Accept long.
21594 (operand_entry_hash, operand_entry_eq): Remove.
21595 (get_rank): Return long. Adjust for changes above.
21596 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21598 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21600 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21601 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21602 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21604 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21605 directly since it cannot be NULL.
21606 (get_vi_for_tree): Rewrite for pointer_map API.
21607 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21608 (init_alias_vars): Create vi_for_tree as pointer_map.
21609 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21611 * tree-cfg.c: Don't include hashtab.h.
21612 (edge_to_cases): Declare as pointer_map.
21613 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21615 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21616 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21617 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21619 (record_switch_edge): Delete.
21620 (get_cases_for_edge): Adjust for pointer_map API, inline
21621 record_switch_edge (rewritten for new API), remove goto.
21623 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21625 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21626 * tree-nested.c: Include pointer-set.h.
21627 (var_map_elt, var_map_eq, var_map_hash): Delete.
21628 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21629 to pointer_map_t's.
21630 (nesting_info_bitmap_obstack): New.
21631 (lookup_field_for_decl): Adjust for pointer_map API.
21632 (lookup_tramp_for_decl): Adjust for pointer_map API.
21633 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21634 (get_local_debug_decl): Adjust for pointer_map API.
21635 (convert_nl_goto_reference): Adjust for pointer_map API.
21636 (convert_nl_goto_receiver): Adjust for pointer_map API.
21637 (create_nesting_tree): Create outside GGC space. Create bitmap on
21638 the new obstack. Create field_map and var_map as pointer_maps.
21639 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21641 (lower_nested_functions): Move root here, no need to NULL it.
21642 Initialize and release the obstack.
21644 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21646 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21647 Remove prototypes and make them non-static.
21648 (struct tree_int_map): Remove.
21649 * tree.h (struct tree_int_map): Move here, turning TO into an
21651 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21653 * tree.h (TREE_COMPLEXITY): Remove.
21654 (struct tree_exp): Remove complexity field.
21655 * tree.c (build1_stat): Don't set it.
21657 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21658 Victor Kaplansky <victork@il.ibm.com>
21660 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21661 (vect_is_simple_reduction): Support reduction with induction as
21662 one of the operands.
21663 (vect_is_simple_iv_evolution): Fix formatting.
21664 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21665 formatting. Don't mark induction phis for vectorization.
21666 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21667 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21668 (vect_get_vec_def_for_operand): Support induction.
21669 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21671 (vectorizable_reduction): Support reduction with induction as one of
21673 (vectorizable_type_demotion): Use def-type of stmt argument rather
21674 than dummy def-type.
21676 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21677 flag_tree_scev_cprop.
21678 * common.opt (tree-scev-cprop): New flag.
21680 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21681 call to vect_get_new_vect_var.
21683 2007-02-06 Ira Rosen <irar@il.ibm.com>
21685 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21686 vectype is not NULL.
21687 (vect_pattern_recog_1): Likewise.
21689 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21691 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21692 (fold_negate_expr): Likewise.
21694 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21697 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21698 even if cv-qualification is the same.
21700 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21702 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21703 __enable_execute_stack on completion.
21705 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21707 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21708 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21709 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21710 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21711 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21712 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21713 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21714 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21716 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21718 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21719 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21720 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21721 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21722 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21723 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21724 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21725 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21726 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21727 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21728 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21729 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21730 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21731 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21732 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21733 sqrtextenddfxf2_i387): Added amdfam10_decode.
21735 * config/i386/athlon.md (athlon_idirect_amdfam10,
21736 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21737 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21738 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21739 athlon_ivector_store_amdfam10): New define_insn_reservation.
21740 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21743 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21745 * config/i386/athlon.md (athlon_call_amdfam10,
21746 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21747 define_insn_reservation.
21748 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21749 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21750 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21752 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21754 * config/i386/athlon.md (athlon_sseld_amdfam10,
21755 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21756 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21758 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21760 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21761 define_insn_reservation.
21762 * config/i386/i386.md (sseins): Added sseins to define_attr type
21763 and define_attr unit.
21764 * config/i386/sse.md: Set type attribute to sseins for insertq
21767 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21769 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21770 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21771 ssecomi_load_amdfam10, ssecomi_amdfam10,
21772 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21773 define_insn_reservation.
21774 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21776 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21778 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21779 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21780 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21781 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21782 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21783 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21784 define_insn_reservation.
21786 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21787 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21788 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21789 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21790 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21792 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21794 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21795 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21796 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21797 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21798 athlon_ssemul_load_k8): Added amdfam10.
21800 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21802 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21803 (x86_sse_unaligned_move_optimal): New variable.
21805 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21807 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21808 for unaligned vector SSE double/single precision loads for AMDFAM10.
21810 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21812 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21813 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21814 Define TARGET_CPU_DEFAULT_amdfam10.
21815 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21816 (processor_type): Add PROCESSOR_AMDFAM10.
21818 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21819 processor_type in config/i386/i386.h.
21820 Enable imul peepholes for TARGET_AMDFAM10.
21822 * config.gcc: Add support for --with-cpu option for amdfam10.
21824 * config/i386/i386.c (amdfam10_cost): New variable.
21825 (m_AMDFAM10): New macro.
21826 (m_ATHLON_K8_AMDFAM10): New macro.
21827 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21828 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21829 x86_promote_QImode, x86_integer_DFmode_moves,
21830 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21831 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21832 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21833 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21834 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21835 Enable/disable for amdfam10.
21836 (override_options): Add amdfam10_cost to processor_target_table.
21837 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21838 processor_alias_table.
21839 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21840 (ix86_adjust_cost): Add code for amdfam10.
21842 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21844 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21845 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21846 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21847 * config/i386/i386.h: Add builtin definition for SSE4A.
21848 * config/i386/i386.md: Add support for ABM instructions
21849 (popcnt and lzcnt).
21850 * config/i386/sse.md: Add support for SSE4A instructions
21851 (movntss, movntsd, extrq, insertq).
21852 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21853 Add -march=amdfam10 flag.
21854 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21855 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21857 * doc/extend.texi: Add documentation for SSE4A builtins.
21859 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21861 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21863 2007-02-05 Richard Guenther <rguenther@suse.de>
21865 * tree-vectorizer.h (vectorizable_function): Add argument type
21866 argument, change return type.
21867 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21868 * tree-vect-transform.c (vectorizable_function): Handle extra
21869 argument, return vectorized function decl.
21870 (build_vectorized_function_call): Remove.
21871 (vectorizable_call): Handle calls with result and argument types
21872 differing. Handle loop vectorization factor correctly.
21873 * targhooks.c (default_builtin_vectorized_function): Adjust for
21875 * targhooks.h (default_builtin_vectorized_function): Likewise.
21876 * target.h (builtin_vectorized_function): Add argument type
21878 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21879 extra argument, allow vectorizing of lrintf.
21880 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21881 documentation of target hook.
21883 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21886 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21887 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21888 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21890 2007-02-05 Roger Sayle <roger@eyesopen.com>
21892 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21893 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21894 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21895 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21896 before canonicalizing sincos to cexpi.
21897 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21899 2007-02-05 Roger Sayle <roger@eyesopen.com>
21901 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
21902 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21903 (alpha_init_builtins): Use alpha_add_builtins to process tables.
21905 2007-02-05 Roger Sayle <roger@eyesopen.com>
21907 * mips-tfile.c (initialize_init_file): Correct endianness test.
21909 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
21911 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
21912 the 'y' constraint.
21914 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21916 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
21917 saves in a PARALLEL before the register assignments.
21919 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21921 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
21922 DWARF_FRAME_RETURN_COLUMN to be a general register.
21923 * dwarf2out.c (init_return_column_size): New function, split from...
21924 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21925 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
21926 to be nongeneral registers.
21927 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
21929 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
21930 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
21932 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21934 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
21936 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21938 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
21939 (remove_path): Use can_remove_branch_p and remove_branch instead
21940 of loop_delete_branch_edge.
21941 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
21942 (tree_transform_and_unroll_loop): Remove dead branches immediately.
21943 Update profile using scale_dominated_blocks_in_loop.
21944 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
21945 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
21946 (can_remove_branch_p, remove_branch): Declare.
21947 * tree-cfg.c (tree_can_remove_branch_p): New function.
21948 (tree_cfg_hooks): Add tree_can_remove_branch_p.
21949 * cfgrtl.c (rtl_can_remove_branch_p): New function.
21950 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
21952 2007-02-05 Jan Hubicka <jh@suse.cz>
21954 PR middle-end/30696
21955 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
21956 nodes in cgraph, don't remove offline copy of the function.
21958 2007-02-04 Jan Hubicka <jh@suse.cz>
21960 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
21961 vectors might cause maybe_lookup_element_for_expr to be called
21962 on non-sra-candidate.
21964 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21966 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
21967 config/bfin/bfin.md, config/bfin/predicates.md: Follow
21968 spelling conventions.
21970 2007-02-04 Richard Guenther <rguenther@suse.de>
21972 PR middle-end/30636
21973 * fold-const.c (try_move_mult_to_index): Make sure to not
21974 overflow one dimension of a multi-dimensional array access.
21976 2007-02-04 Jan Hubicka <jh@suse.cz>
21978 * passes.c (init_optimization_passes): Reindent.
21980 2007-02-04 Jan Hubicka <jh@suse.cz>
21981 Eric Botcazou <ebotcazou@adacore.com>
21983 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
21984 (execute_fixup_cfg): Break out the abnormal goto code.
21985 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
21986 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
21987 (optimize_inline_calls): Call make_nonlocal_label_edges.
21989 2007-02-04 Jan Hubicka <jh@suse.cz>
21991 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
21992 true when something was changed.
21993 (rename_ssa_copies): When something was changed, do
21994 TODO_remove_unused_locals.
21995 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21996 add TODO_remove_unused_locals when instruction was removed.
21998 2007-02-04 Jan Hubicka <jh@suse.cz>
22000 * ipa-inline.c (try_inline): Improve debug output; work on already
22002 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22003 call try_inline for already inlined edges too when flattening;
22004 inline also functions that make callee growth but overall unit size
22007 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22009 * config/m32c/bitops.md, config/m32c/jump.md,
22010 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22011 config/m32r/m32r.h, config/m32r/m32r.md,
22012 config/m32r/predicates.md, config/m68hc11/larith.asm,
22013 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22014 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22015 config/mips/mips-protos.h, config/mips/mips.c,
22016 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22017 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22018 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22019 spelling conventions.
22021 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22022 Follow spelling conventions.
22024 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22026 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22027 warn about C++0x compatibility.
22029 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22031 * config/h8300/h8300.c, config/h8300/h8300.h,
22032 config/h8300/h8300.md: Follow spelling conventions.
22034 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22036 PR middle-end/30667
22037 * combine.c (try_combine): Do not substitute source operand
22038 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22040 2007-02-03 Jan Hubicka <jh@suse.cz>
22042 PR gcov-profile/30650
22043 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22044 do not divide by zero for never executed counters.
22045 (tree_find_values_to_profile): Fix counters.
22046 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22048 2007-02-03 Ian Lance Taylor <iant@google.com>
22050 * lower-subreg.c (simple_move_operand): New static function,
22051 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22053 (simple_move): Call simple_move_operand.
22054 (find_decomposable_subregs): Add special handling of MEMs.
22055 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22056 meaning of return value. If we see a hard register, test whether
22057 it can store a word_mode value. Change all callers.
22059 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22061 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22062 ftrapv insns and expanders.
22063 (subdi3): Change define_expand operand 1 to arith11_operand, and
22064 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22065 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22066 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22069 PR middle-end/30174
22070 * varasm.c (notice_global_symbol): Treat global objects as weak when
22071 flag_shlib is true.
22073 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22075 * emit-rtl.c (dconstpi): Delete.
22076 (dconstsqrt2): New.
22077 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22078 * real.h (dconstpi): Delete.
22079 (dconstsqrt2): New.
22080 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22081 (fold_builtin_hypot): Likewise.
22083 2007-02-03 Tom Tromey <tromey@redhat.com>
22086 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22087 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22089 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22091 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22092 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22093 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22094 config/rs6000/cell.md, config/rs6000/darwin.h,
22095 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22096 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22097 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22098 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22099 typos. Follow spelling conventions.
22100 * doc/invoke.texi: Follow spelling conventions.
22102 2007-02-03 Roger Sayle <roger@eyesopen.com>
22104 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22105 canonicalization transformations that attempt to simplify integer
22106 constant comparisons to become comparisons against zero.
22108 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22110 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22112 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22113 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22115 2007-02-02 Mike Stump <mrs@apple.com>
22117 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22118 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22119 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22120 generate a branch island.
22122 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22124 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22125 (xtensa_legitimate_address_p): New.
22126 (xtensa_legitimize_address): New.
22127 (xtensa_output_addr_const_extra): New.
22128 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22130 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22131 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22132 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22133 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22134 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22135 (xtensa_legitimize_address): New.
22136 (xtensa_output_addr_const_extra): New.
22138 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22140 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22142 2007-02-02 Ian Lance Taylor <iant@google.com>
22144 * expmed.c (expand_divmod): Add comment.
22146 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22148 * emit-rtl.c (renumber_insns): Remove.
22149 * flags.h: Remove the extern for flag_renumber_insns.
22150 * rtl.h: Remove the prototype for renumber_insns.
22151 * toplev.c (flag_renumber_insns): Remove.
22153 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22155 Revert for x86 darwin:
22156 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22158 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22159 code before the following patch under TARGET_MACHO.
22160 (ix86_function_value_regno_p): Likewise.
22162 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22164 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22167 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22170 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22171 loads to general or fp registers. Add comments.
22172 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22174 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22176 * pointer-set.c (insert_aux): Only return insertion slot.
22177 (pointer_set_insert): Adjust.
22178 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22179 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22180 pointer_map_traverse): New.
22181 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22182 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22183 pointer_map_contains, pointer_map_traverse): Declare.
22185 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22187 PR middle-end/30473
22188 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22189 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22191 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22193 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22195 (struct _dep): New type.
22196 (dep_t): New typedef.
22197 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22198 (DEP_STATUS): New access macro. The macro with the same name was
22199 renamed to DEP_LINK_STATUS.
22200 (dep_init): Declare function
22202 (struct _dep_link): New type.
22203 (dep_link_t): New typedef.
22204 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22205 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22206 (DEP_LINK_STATUS): New macro.
22207 (debug_dep_links): New debug function.
22209 (struct _deps_list): New type.
22210 (deps_list_t): New typedef.
22211 (DEPS_LIST_FIRST): New access macro.
22212 (FOR_EACH_DEP_LINK): New cycle macro.
22213 (create_deps_list, free_deps_list, delete_deps_list): Declare
22215 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22216 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22217 (copy_deps_list_change_con): Ditto.
22219 (move_dep_link): Declare function.
22221 (struct _dep_node): New type.
22222 (dep_node_t): New typedef.
22223 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22225 (struct haifa_insn_data.back_deps): New field to hold backward
22226 dependencies of the insn.
22227 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22229 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22230 Change its type to deps_list_t.
22231 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22232 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22233 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22235 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22237 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22239 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22241 (dep_cost): Declare.
22243 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22244 (ds_to_dk, dk_to_ds): New functions.
22246 (init_dep_1): New static function.
22247 (init_dep): New function.
22248 (copy_dep): New static function.
22250 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22252 (detach_dep_link): New static function.
22253 (move_dep_link): New function.
22255 (dep_links_consistent_p, dump_dep_links): New static functions.
22256 (debug_dep_links): New debugging function.
22258 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22260 (alloc_deps_list, init_deps_list): New static functions.
22261 (create_deps_list): New function.
22262 (clear_deps_list): New static function.
22263 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22264 (deps_list_consistent_p, dump_deps_list): New static functions.
22265 (debug_deps_list): New function.
22266 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22268 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22270 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22271 use new scheduler dependencies lists.
22272 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22273 (sched_analyze): Ditto. Initialize dependencies lists.
22274 (add_forw_dep, compute_forward_dependences): Update to use new
22275 scheduler dependencies lists.
22277 (init_dependency_caches): Init deps_obstack.
22278 (free_dependency_caches): Free deps_obstack.
22280 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22281 new scheduler dependencies lists.
22282 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22283 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22285 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22286 Update to use new scheduler dependencies lists.
22287 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22288 (debug_dependencies): Ditto.
22289 (schedule_region): Update comments.
22291 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22292 scheduler dependencies lists.
22293 (schedule_ebb): Update comments.
22295 * rtl.def (DEPS_LIST): Remove.
22297 * lists.c (unused_deps_list): Remove.
22298 (free_list): Update assertions.
22300 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22301 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22303 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22304 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22306 * haifa-sched.c (comments): Update.
22307 (insn_cost1): Remove. Inline the code into insn_cost ().
22308 (insn_cost): Update to use new scheduler dependencies lists. Move
22309 processing of the dependency cost to dep_cost ().
22310 (dep_cost): New function. Use it instead of insn_cost () when
22311 evaluating cost of the dependency. Use compatible interface to
22312 interact with the target.
22313 (priority): Update to use new scheduler dependencies lists.
22314 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22315 with greater number of insns that depend on the insn.
22316 (schedule_insn): Update to use new scheduler dependencies lists. Add
22317 code to free backward dependencies lists. Inline and optimize code
22318 from resolve_dep () - see PR28071.
22319 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22320 lists. Update call to targetm.sched.is_costly_dependence hook.
22322 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22323 scheduler dependencies lists.
22325 (resolve_dep): Remove. Move the logic to schedule_insn ().
22326 (init_h_i_d): Initialize dependencies lists.
22328 (process_insn_depend_be_in_spec): Rename to
22329 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22330 dependencies lists.
22331 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22332 Update to use new scheduler dependencies lists.
22333 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22335 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22336 new scheduler dependencies lists.
22337 (build_intra_loop_deps): Ditto.
22339 * target.h (struct _dep): Declare to use in
22340 gcc_target.sched.is_costly_dependence.
22341 (struct gcc_target.sched.adjust_cost): Fix typo.
22342 (struct gcc_target.sched.is_costly_dependence): Change signature to
22343 use single dep_t parameter instead of an equivalent triad.
22344 (struct gcc_target.sched.adjust_cost_2): Remove.
22346 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22348 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22350 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22352 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22354 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22355 (REG_DEP_TRUE): Document.
22357 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22358 Change signature to correspond to the targetm.sched.adjust_cost hook.
22359 Update use in TARGET_SCHED_ADJUST_COST_2.
22360 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22361 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22362 new scheduler dependencies lists.
22363 (ia64_gen_check): Ditto.
22365 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22366 scheduler dependencies lists.
22368 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22369 signature to correspond to the targetm.sched.is_costly_dependence hook.
22370 (is_costly_group): Update to use new scheduler dependencies lists.
22372 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22373 instead of INSN_COST () macro.
22375 2007-02-01 Ian Lance Taylor <iant@google.com>
22377 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22379 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22381 * pa.md (tp_load): Correct mfctl instruction syntax.
22383 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22385 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22386 altivec_padding_size calculation on AIX. Improve comment, add
22387 assert to verify that it's right.
22389 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22392 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22394 PR inline-asm/28686
22395 * global.c (global_alloc): Add mising initialization of
22398 2007-02-01 Roger Sayle <roger@eyesopen.com>
22400 * alias.c (init_alias_analysis): Correct whitespace.
22401 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22402 partition_hot_cold_basic_blocks): Likewise.
22403 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22404 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22405 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22406 fold_builtin_snprintf_chk, fold_builtin_printf,
22407 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22408 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22409 * cfgcleanup.c (cleanup_cfg): Likewise.
22410 * cfgexpand.c (tree_expand_cfg): Likewise.
22411 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22412 * function.c (get_next_funcdef_no): Likewise.
22413 * gengtype.c (main): Likewise.
22414 * genmodes.c (main): Likewise.
22415 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22416 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22417 * ifcvt.c (noce_emit_move_insn): Likewise.
22418 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22420 * stor-layout.c (get_best_mode): Likewise.
22421 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22422 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22423 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22424 perform_var_substitution, solve_graph): Likewise.
22425 * tree-vrp.c (vrp_finalize): Likewise.
22427 2007-02-01 Ian Lance Taylor <iant@google.com>
22429 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22430 high part of a paradoxical subreg, return a constant zero.
22432 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22434 * toplev.c (lang_dependent_init): Call init_set_costs.
22435 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22437 2007-02-01 Richard Guenther <rguenther@suse.de>
22439 PR middle-end/30656
22440 * fold-const.c (fold_negate_expr): Allow negating a
22441 constant if overflow does not change.
22443 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22445 * doc/c-tree.texi (Expression trees): Improve markup.
22446 * doc/tm.texi (Register Classes, Addressing Modes)
22447 (Floating Point): Fix spacing after abbreviations. Fix some
22450 2007-02-01 Ben Elliston <bje@au.ibm.com>
22452 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22453 * doc/contrib.texi: Likewise.
22454 * doc/install.texi: Likewise.
22456 2007-01-31 Richard Henderson <rth@redhat.com>
22457 Ian Lance Taylor <iant@google.com>
22459 * lower-subreg.c: New file.
22460 * rtl.def (CONCATN): Define.
22461 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22462 pass_lower_subreg2.
22463 * emit-rtl.c (update_reg_offset): New static function, broken out
22464 of gen_rtx_REG_offset.
22465 (gen_rtx_REG_offset): Call update_reg_offset.
22466 (gen_reg_rtx_offset): New function.
22467 * regclass.c: Revert patch of 2006-03-05, restoring
22469 (clear_reg_info_regno): New function.
22470 * dwarf2out.c (concatn_loc_descriptor): New static function.
22471 (loc_descriptor): Handle CONCATN.
22472 * common.opt (fsplit_wide_types): New option.
22473 * opts.c (decode_options): Set flag_split_wide_types when
22475 * timevar.def (TV_LOWER_SUBREG): Define.
22476 * rtl.h (gen_reg_rtx_offset): Declare.
22477 (reg_scan_update): Declare.
22478 * regs.h (clear_reg_info_regno): Declare.
22479 * tree-pass.h (pass_lower_subreg): Declare.
22480 (pass_lower_subreg2): Declare.
22481 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22482 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22483 -fsplit-wide-types.
22484 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22485 * Makefile.in (OBJS-common): Add lower-subreg.o.
22486 (lower-subreg.o): New target.
22488 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22490 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22492 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22495 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22497 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22499 PR middle-end/29335
22500 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22502 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22504 * cfgloop.h: Include vec-prim.h.
22505 (enum li_flags): Remove LI_ONLY_OLD.
22506 (loop_iterator): Changed.
22507 (fel_next, fel_init): Iterate over loop tree.
22508 (FOR_EACH_LOOP_BREAK): New macro.
22509 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22511 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22512 * modulo-sched.c (sms_schedule): Ditto.
22513 * tree-vectorizer.c (vectorize_loops): Ditto.
22514 * doc/loop.texi: Update information on loop numbering and behavior of
22515 FOR_EACH_LOOP wrto new loops.
22516 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22517 add_to_evolution_1): Test nestedness of loops instead of comparing
22519 * tree-chrec.c (chrec_fold_plus_poly_poly,
22520 chrec_fold_multiply_poly_poly, chrec_evaluate,
22521 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22522 reset_evolution_in_loop): Ditto.
22523 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22525 2007-01-31 Dirk Mueller <dmueller@suse.de>
22527 * c-common.c (warn_about_parentheses): Separate warning about
22528 un-parenthized sequence of comparison operators from the one
22529 which is supposed to warn about x <= y <= z.
22531 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22533 * optabs.h (enum optab_index): Add new OTI_isinf.
22534 (isinf_optab): Define corresponding macro.
22535 * optabs.c (init_optabs): Initialize isinf_optab.
22536 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22538 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22539 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22541 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22542 expand_builtin_interclass_mathfn.
22543 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22544 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22545 (fxam<mode>2_i387): New insn pattern.
22546 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22547 built-in functions as x87 inline asm.
22549 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22551 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22553 2007-01-30 Eric Christopher <echristo@apple.com>
22555 * config.gcc: Add geode.
22557 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22559 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22560 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22561 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22562 value-prof.c: Fix comment typos.
22564 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22567 * doc/invoke.texi (Wpointer-arith): Document warning.
22569 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22571 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22572 the list of discrepancies from the draft TR.
22574 2007-01-30 Dirk Mueller <dmueller@suse.de>
22577 * doc/invoke.texi (-Wreturn-type): Update description to
22578 match new behavior.
22580 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22582 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22584 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22586 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22587 to handle optabs that operate on floating point input argument and
22588 output to integer output.
22589 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22590 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22591 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22592 expand_builtin_interclass_mathfn ().
22593 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22594 (ilogbsi2): Remove.
22595 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22596 ilogbl built-in functions as x87 intrinsics.
22598 2007-01-30 Richard Guenther <rguenther@suse.de>
22600 PR middle-end/27657
22601 * dwarf2out.c (reference_to_unused): Query varpool if the
22602 variable was output.
22604 2007-01-30 Richard Guenther <rguenther@suse.de>
22606 PR middle-end/30313
22607 * passes.c (execute_one_pass): Reset in_gimple_form to not
22608 confuse non-unit-at-a-time mode.
22610 2007-01-29 Roger Sayle <roger@eyesopen.com>
22611 Richard Guenther <rguenther@suse.de>
22613 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22614 avoid undefined behaviour on overflow. Use force_fit_type_double
22615 to construct the constant with the specified TREE_OVERFLOW.
22617 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22619 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22620 * config/dfp-bit.h: Ditto.
22622 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22624 * c-decl.c (pop_scope): Replace warnings with call to
22625 warn_for_unused_label.
22626 * c-common.h (warn_for_unused_label): Declare.
22627 * c-common.c (warn_for_unused_label): Define.
22629 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22631 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22634 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22636 * Makefile.in (USER_H): Remove decfloat.h.
22637 * ginclude/decfloat.h: Delete, moving contents to ...
22638 * ginclude/float.h: Add support for decimal floating point,
22639 guarded by __STDC_WANT_DEC_FP__.
22641 2007-01-29 Mike Stump <mrs@apple.com>
22643 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22644 Analysis and Representation to resolve case insensitive conflict.
22645 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22647 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22649 * tree.h (struct tree_memory_tag): Add aliases member.
22650 (MTAG_ALIASES): New macro.
22651 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22652 (add_may_alias): Remove pointer-set. Update for may_aliases being
22654 (mark_aliases_call_clobbered): Update for may_aliases being a
22656 (compute_tag_properties): Ditto.
22657 (create_partition_for): Ditto.
22658 (compute_memory_partitions): Ditto.
22659 (dump_may_aliases_for): Ditto.
22660 (is_aliased_with): Ditto.
22661 (add_may_alias_for_new_tag): Ditto.
22662 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22663 (compute_is_aliased): New function.
22664 (compute_may_aliases): Call compute_is_aliased).
22665 (init_alias_info): Initialize alias_bitmap_obstack.
22666 (union_alias_set_into): New function.
22667 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22668 (have_common_aliases_p): Rewrite to take two bitmaps and use
22670 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22671 Update for bitmaps.
22672 (finalize_ref_all_pointers): Update for add_may_alias changes.
22673 (new_type_alias): Ditto.
22674 * tree-flow-inline.h (may_aliases): Return a bitmap.
22675 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22676 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22677 may_aliases being a bitmap.
22678 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22679 may_aliases now returns a bitmap.
22680 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22682 * tree-ssa-operands.c (add_virtual_operand): Update for
22683 may_aliases being a bitmap.
22685 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22687 PR tree-optimization/30630
22688 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22689 variable as changed.
22691 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22694 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22695 expanded only once even if an error occurs.
22697 2007-01-29 Ben Elliston <bje@au.ibm.com>
22699 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22700 (__gcov_average_profiler): Likewise.
22701 (__gcov_ior_profiler): Likewise.
22702 (__gcov_merge_ior): Likewise.
22704 2007-01-28 Jan Hubicka <jh@suse.cz>
22706 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22707 * value-prof.c (stringop_block_profile): Likewise.
22709 2007-01-28 Jan Hubicka <jh@suse.cz>
22711 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22712 Add variant handling histograms; add wrapper.
22713 (clear_storage_via_libcall): Export.
22714 (emit_block_move_hints): Break out from ...; add histograms.
22715 (emit_block_move): ... this one.
22716 (clear_storage_hints): Break out from ...; add histograms.
22717 (clear_storage): ... this one.
22718 (set_storage_via_memset): Handle histogram.
22719 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22720 (clear_storage_hints, clear_storage_via_libcall): Declare.
22721 (set_storage_via_setmem): Update prototype.
22722 * doc/md.texi (movmem, setmem): Document new arguments.
22724 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22725 Add new histograms.
22726 (stringop_block_profile): New global function.
22727 (tree_stringops_values_to_profile): Profile block size and alignment.
22728 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22730 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22731 (stringop_block_profile): Declare.
22732 * builtins.c: Include value-prof.h.
22733 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22734 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22735 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22736 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22737 * profile.c (instrument_values): Add new counters.
22738 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22740 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22741 (tree_init_edge_profiler): Build new profilers.
22742 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22743 (pass_tree_profile): Add dump.
22744 (tree_profile_hooks): Update.
22745 * Makefile.in (LIBGCOV): Add new constants.
22746 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22747 __gcov_ior_profiler): New.
22748 * i386.md (movmem/setmem expanders): Add new optional arguments.
22750 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22752 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22754 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22756 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22757 (tree_unswitch_single_loop): Pass eni_size_weights to
22758 tree_num_loop_insns.
22759 * tree-ssa-loop-manip.c: Include tree-inline.h.
22760 (can_unroll_loop_p): Pass eni_size_weights to
22761 tree_num_loop_insns.
22762 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22763 Pass eni_size_weights to estimate_num_insns.
22764 * tree.h (init_inline_once): Export.
22765 * toplev.c (backend_init): Call init_inline_once.
22766 * cgraphunit.c (cgraph_process_new_functions,
22767 cgraph_analyze_function): Pass eni_inlining_weights to
22768 estimate_num_insns.
22769 * ipa-inline.c (compute_inline_parameters): Ditto.
22770 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22771 to estimate_num_insns.
22772 (try_unroll_loop_completely): Pass eni_size_weights to
22773 tree_num_loop_insns.
22774 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22775 ot estimate_num_insns.
22776 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22777 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22778 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22779 eni_time_weights): New variables.
22780 (init_inline_once): Initialize them.
22781 (struct eni_data): Mew.
22782 (estimate_num_insns_1, estimate_num_insns): Use weights.
22783 * tree-inline.h (struct eni_weights_d): New.
22784 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22785 (estimate_num_insns): Declaration changed.
22786 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22787 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22788 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22790 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22792 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22793 relations in the conflict function is valid.
22795 2007-01-27 Ian Lance Taylor <iant@google.com>
22797 * common.opt: Add fstrict-overflow.
22798 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22799 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22800 (TYPE_OVERFLOW_UNDEFINED): Define.
22801 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22803 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22804 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22805 (fold_negate_expr): Likewise.
22806 (make_range): Likewise.
22807 (extract_muldiv_1): Likewise.
22808 (maybe_canonicalize_comparison): Likewise.
22809 (fold_comparison): Likewise.
22810 (fold_binary): Likewise.
22811 (tree_expr_nonnegative_p): Likewise.
22812 (tree_expr_nonzero_p): Likewise.
22813 * tree-vrp.c (compare_values): Likewise.
22814 (extract_range_from_binary_expr): Likewise.
22815 (extract_range_from_unary_expr): Likewise.
22816 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22818 (nowrap_type_p): Likewise.
22819 * tree-scalar-evolution.c (simple_iv): Likewise.
22820 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22821 (build_range_check): Likewise.
22822 (extract_muldiv_1): Likewise.
22823 (fold_comparison): Likewise.
22824 * tree-vrp.c (vrp_int_const_binop): Likewise.
22825 (extract_range_from_unary_expr): Likewise.
22826 * convert.c (convert_to_integer): Likewise.
22827 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22828 (fold_comparison): Likewise.
22829 (fold_binary): Likewise.
22830 * optabs.c (optab_for_tree_code): Likewise.
22831 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22832 * simplify-rtx.c (simplify_const_relational_operation): Check
22833 flag_strict_overflow and flag_trapv.
22834 (simplify_const_relational_operation): Likewise.
22835 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22836 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22839 2007-01-27 Roger Sayle <roger@eyesopen.com>
22841 * tree.c (tree_fold_gcd): Delete.
22842 * tree.h (tree_fold_gcd): Remove prototype.
22843 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22844 test whether one constant integer is a multiple of another. Instead
22845 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22846 * fold-const.c (multiple_of_p): We've determined both TOP and
22847 BOTTOM are integer constants so we can call int_const_binop directly
22848 instead of the more generic const_binop.
22850 2007-01-27 Roger Sayle <roger@eyesopen.com>
22852 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22853 1*X check that the constant hasn't overflowed, to preserve the
22855 (round_up): Provide an efficient implementation when rouding-up an
22856 INTEGER_CST to a power-of-two.
22858 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22860 * doc/sourcebuild.texi: Add comma for clarity.
22861 * doc/extend.texi: Fix some typos.
22862 * doc/passes.texi: Likewise.
22863 * doc/cppinternals.texi: Likewise.
22864 * doc/c-tree.texi: Likewise.
22865 * doc/tree-ssa.texi: Likewise.
22866 * doc/install.texi: Likewise.
22868 2007-01-27 Jan Hubicka <jh@suse.cz>
22870 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22871 (pass_sra): Do not require alias information.
22872 * passes.c (init_optimization_passes): Add SRA
22874 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22876 * tracer.c (rest_of_handle_tracer): We already cleaned
22877 up the CFG in tracer() so don't do it here again.
22878 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22879 cleanup_cfg here, either. And don't call renumber_insns.
22881 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22882 and BB_HEAD are in the insn stream here. Instead make sure
22883 that BB_INSN is valid on all insns. Also, do check here that
22884 there are no pending branch predictions...
22885 (rtl_verify_flow_info): ...instead of doing it here. Checks
22886 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22889 2007-01-26 Roger Sayle <roger@eyesopen.com>
22891 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22892 function to simplify/factorize operand order canonicalization.
22893 (ix86_fixup_binary_operands): Reorganize using the above function.
22894 (ix86_binary_operator_ok): Likewise.
22896 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22898 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22899 file scope from optimize_attrs.
22900 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
22902 (optimize_attrs): Clear insn_code_values after freeing it.
22904 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22906 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
22907 a parts.base assignment.
22909 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22911 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
22912 (compute_subscript_distance, initialize_data_dependence_relation,
22913 finalize_ddr_dependent, analyze_ziv_subscript,
22914 analyze_siv_subscript_cst_affine,
22915 compute_overlap_steps_for_affine_univar,
22916 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
22917 analyze_siv_subscript, analyze_miv_subscript,
22918 analyze_overlapping_iterations, subscript_dependence_tester_1,
22919 compute_self_dependence, free_dependence_relation): Work
22920 with affine_fn instead of chrecs.
22921 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
22922 common_affine_function, affine_function_base,
22923 affine_function_constant_p, affine_fn_op, affine_fn_plus,
22924 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
22925 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
22926 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
22927 (all_chrecs_equal_p): Removed.
22928 * tree-data-ref.h (affine_fn, conflict_function): New types.
22929 (struct subscript): Change type of conflicting_iterations_in_a
22930 and conflicting_iterations_in_b.
22932 2007-01-26 Steve Ellcey <sje@cup.hp.com>
22935 * config/pa/pa.h (TARGET_HPUX_11): New.
22936 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
22937 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
22939 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
22940 Richard Guenther <rguenther@suse.de>
22942 * tree-ssa-structalias.c (solve_graph): Handle case
22943 we merged the variable to another.
22945 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22947 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
22950 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
22951 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
22953 2007-01-25 DJ Delorie <dj@redhat.com>
22955 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
22956 allow changes to modes which don't fit in those registers.
22958 * reload1.c (choose_reload_regs): Check for invalid subregs before
22959 computing their locations, not after.
22961 2007-01-25 Geoffrey Keating <geoffk@apple.com>
22964 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
22965 save Altivec registers in an eh_return function.
22966 (compute_vrsave_mask): Likewise.
22967 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
22968 for saving Altivec registers.
22969 (rs6000_emit_prologue): Don't allocate stack twice in
22970 eh_return function. Correct expected value of altivec_save_offset
22971 when using save_world. Describe save of R0 to stack when using
22972 save_world. Describe stack pointer adjustment when using
22973 save_world. Remove duplicated eh_return parameter register saving.
22974 Update sp_offset variable after save_world.
22975 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
22977 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
22978 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
22981 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22983 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
22985 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22988 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
22989 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
22991 2007-01-25 Richard Guenther <rguenther@suse.de>
22993 * doc/invoke.texi (-Wcoverage-mismatch): Document.
22994 * common.opt (-Wcoverage-mismatch): New warning option.
22995 * coverage.c (get_coverage_counts): Ignore coverage mismatch
22996 if -Wcoverage-mismatch is given.
22998 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23000 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23001 (ipcp_driver): Change to static definition.
23002 Add dumping of the ifunctions.
23003 (constant_val_insert): Remove unused parameter. Support for SSA.
23004 (ipcp_propagate_const): Support for SSA.
23005 (ipcp_profile_bb_print): Print only analyzed nodes.
23006 (ipcp_replace_map_create): Remove support for Fortran constant
23008 * ipa-prop.c (ipa_method_modify_stmt,
23009 ipa_callsite_compute_param): Support for SSA.
23010 * ipa-prop.h (ipcp_driver): Remove declaration.
23011 (IS_VALID_TREE_MAP_INDEX): Add define.
23013 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23015 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23017 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23019 PR middle-end/30447
23020 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23021 constant argument to cabs and do it without checking for
23022 -funsafe-math-optimizations.
23024 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23026 * c-common.h (RID_FIRST_CXX0X): New.
23027 (RID_LAST_CXX0X): New.
23028 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23030 * c.opt (Wc++0x-compat): New.
23031 * doc/invoke.texi (-Wc++0x-compat): Document.
23033 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23035 * builtins.c (fold_builtin_carg): New.
23036 (fold_builtin_1): Use it.
23038 2007-01-24 Jan Hubicka <jh@suse.cz>
23040 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23042 * ipa-inline.c (initial_insns, max_insns): Delete.
23043 (compute_max_insns): New function.
23044 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23045 amount of insns as base for code growth.
23046 (cgraph_decide_inlining): Make initial_insns local; do not compute
23048 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23049 * doc/invoke.texi (inline-unit-growth): Update docs.
23051 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23053 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23054 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23055 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23056 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23057 for CPUs that have PTA_CX16 set.
23059 PR middle-end/27416
23060 * gimplify.c (omp_check_private): New function.
23061 (gimplify_scan_omp_clauses): Use it for
23062 firstprivate/lastprivate/reduction.
23064 PR middle-end/30494
23065 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23066 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23068 PR middle-end/30421
23069 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23070 If lower_lastprivate_clauses emits some statements, append them
23071 to dlist rather than body_p and to body_p append an initializer.
23072 (lower_omp_for): Adjust caller.
23074 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23076 * target.h (globalize_decl_name): New.
23077 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23078 * output.h (default_globalize_decl_name): New.
23079 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23081 (globalize_decl): Ditto.
23082 (default_globalize_decl_name): New.
23083 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23084 (ia64_handle_version_id_attribute): New.
23085 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23086 (ia64_asm_output_external): Use globalize_decl_name instead
23087 of globalize_label.
23088 * doc/extend.texi (version_id): New pragma.
23089 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23091 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23093 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23094 _uleb128_t and _Unwind_SWord with _sleb128_t.
23095 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23096 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23098 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23099 * unwind-pe.h (read_uleb128, read_sleb128,
23100 read_encoded_value_with_base): Likewise.
23101 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23103 2007-01-24 Richard Guenther <rguenther@suse.de>
23105 * builtins.c (expand_builtin_cexpi): Get the fndecl
23106 for cexp in the correct way.
23108 2007-01-24 Jan Hubicka <jh@suse.cz>
23110 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23113 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23115 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23116 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23117 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23118 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23119 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23120 __SIZEOF_PTRDIFF_T__.
23121 * doc/cpp.texi: Documentation for the new builtin macros added.
23123 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23125 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23126 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23127 instead of operands[2] to avoid access past the end of array.
23129 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23131 * reload1.c (emit_reload_insns): Pass the reload register
23132 for a non-spill output reload through forget_old_reloads_1.
23134 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23136 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23137 _SOFT_DOUBLE if doubles use software floating-point.
23138 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23139 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23140 * config/rs6000/darwin-ldouble.c: Also compile functions for
23141 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23142 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23143 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23144 commented-out long double override.
23145 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23146 * config/rs6000/eabispe.h: Likewise.
23147 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23148 long double for non-SPE.
23149 (rs6000_handle_option): Likewise.
23150 (invalid_e500_subreg): Disallow more subregs involding DImode,
23151 DFmode, TImode or TFmode.
23152 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23154 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23156 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23157 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23159 (rs6000_legitimate_address): Also check for TFmode for E500
23161 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23162 (spe_build_register_parallel): Handle TFmode and TCmode.
23163 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23165 (function_arg): Handle TFmode and TCmode for E500 double.
23166 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23168 (print_operand): Handle TFmode and TImode for %y.
23169 (rs6000_generate_compare): Handle TFmode comparisons for E500
23171 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23172 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23173 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23174 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23175 TFmode for E500 double.
23176 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23177 (floatsidf2): Enable for E500 double.
23178 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23179 (extenddftf2): Change to extenddftf2_fprs.
23180 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23181 depending on TARGET_E500_DOUBLE.
23182 (extendsftf2): Enable for E500 double.
23183 (trunctfdf2): Enable for E500 double.
23184 (trunctfsf2): Change to trunctfsf2_fprs.
23185 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23186 depending on TARGET_E500_DOUBLE.
23187 (floatsitf2): Enable for E500 double.
23188 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23189 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23190 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23191 (negtf2): Change to negtf2_internal.
23192 (negtf2): New expander.
23193 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23194 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23195 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23196 (movdi_internal32): Use rs6000_nonimmediate_operand.
23197 (unnamed splitter): Likewise.
23198 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23199 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23200 (SPE64TF, DITI): New mode macros.
23201 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23204 (frob_<mode>_di_2): New.
23205 (frob_tf_di_8_2): New.
23206 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23208 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23210 (frob_ti_<mode>_8_2): New.
23211 (frob_ti_tf_2): New.
23212 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23213 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23215 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23216 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23217 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23218 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23219 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23220 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23223 2007-01-23 Ian Lance Taylor <iant@google.com>
23225 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23227 (OBJS-archive): Reformat, alphabetize.
23228 (OBJS): Change out_object_file to OBJS-md.
23230 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23232 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23233 JUMP_P and CALL_P predicates where applicable.
23234 * config/i386/i386.c: Ditto.
23235 * config/i386/i386.md: Ditto.
23236 * config/i386/mmx.md: Ditto.
23237 * config/i386/predicates.md: Ditto.
23239 2007-01-22 Andreas Schwab <schwab@suse.de>
23241 * config/m68k/m68k.h: Fix comment.
23243 2007-01-22 Jan Hubicka <jh@suse.cz>
23245 * passes.c (init_optimization_passes): Do not rerun
23246 pass_early_warn_uninitialized.
23248 2007-01-22 Richard Guenther <rguenther@suse.de>
23250 PR tree-optimization/30038
23251 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23253 (execute_cse_sincos_1): Likewise.
23254 (execute_cse_sincos): Likewise.
23255 (gate_cse_sincos): Likewise.
23256 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23257 the cexpi() canonicalization of sincos().
23258 * tree-pass.h (pass_cse_sincos): Declare.
23259 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23261 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23263 PR rtl-optimization/29329
23264 * combine.c (replaced_rhs_insn): Rename to i2mod.
23265 (replaced_rhs_value): Rename to i2mod_new_rhs.
23266 (i2mod_old_rhs): New global variable.
23267 (combine_instructions): Adjust for above change. Save a copy of
23268 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23269 note are substituted in the second instruction.
23270 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23271 ditch the note if it pertains to the second eliminated register
23272 and this register is mentioned in i2mod_old_rhs.
23275 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23277 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23278 the insn to which the note was originally attached.
23280 2007-01-21 Jan Hubicka <jh@suse.cz>
23282 * ipa-inline.c (inlining_mode): Comment, move up.
23283 (cgraph_decide_inlining_incrementally): Do not perform inlining
23284 itself; fix handling of flattening of self recursive functions.
23285 (cgraph_find_cycles): Remove.
23286 (cgraph_flatten_node): Remove.
23287 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23288 (try_inline): New function.
23289 (cgraph_early_inlining): Update call of
23290 cgraph_decide_inlining_incrementally. Apply inlining here.
23291 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23293 2007-01-21 Dirk Mueller <dmueller@suse.de>
23296 * tree-vrp.c (check_array_bounds): do not warn
23297 about ADDR_EXPR's of ARRAY_REF's which are immediately
23298 used in binary expressions.
23300 2007-01-21 Ira Rosen <irar@il.ibm.com>
23302 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23303 read_write_dep and macros for its access.
23304 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23305 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23306 argument, call vect_check_interleaving for every independent pair of
23307 data-refs. Mark loads that access the same memory location as a store
23309 (vect_check_dependences): Remove.
23310 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23311 call, fix the call to vect_analyze_data_ref_dependence.
23312 (vect_analyze_data_ref_access): For statements that access the same
23313 data-ref, check that they are not stores; for loads, check that there
23314 is no store that access the same location.
23316 2007-01-20 Roger Sayle <roger@eyesopen.com>
23317 Joseph Myers <joseph@codesourcery.com>
23319 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23320 (-fdump-rtl-stack): Likewise.
23321 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23322 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23323 (-mpt-fixed): Use @minus{} for minus sign.
23324 (Using Precompiled Headers): Fix under/overfull hbox.
23326 2007-01-20 Jan Hubicka <jh@suse.cz>
23328 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23329 place within annotation.
23331 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23333 * pa.c (output_move_double): Change array size of xoperands to 4.
23335 2007-01-20 Jan Hubicka <jh@suse.cz>
23337 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23340 2007-01-19 Ian Lance Taylor <iant@google.com>
23342 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23343 constant to unsigned HOST_WIDE_INT before negating.
23345 2007-01-19 Ian Lance Taylor <iant@google.com>
23347 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23349 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23350 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23351 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23352 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23353 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23354 (realloc_vdef, realloc_vuse): Change second parameter to
23356 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23357 fields to unsigned.
23358 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23359 unsigned. Change x and lim locals to unsigned.
23360 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23362 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23363 (copy_virtual_operands): Change i and n locals to unsigned.
23365 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23367 PR middle-end/29335
23368 * builtins.c (fold_builtin_1): Handle builtin fdim.
23370 2007-01-20 Jan Hubicka <jh@suse.cz>
23372 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23373 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23374 init_alias_heapvars.
23375 (init_alias_heapvars): Initialize only when not already initialized.
23376 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23378 2007-01-19 Roger Sayle <roger@eyesopen.com>
23380 * common.opt (fsigned-zeros): New command line option.
23381 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23382 of flag_unsafe_math_optimizations.
23383 * opts.c (set_fast_math_flags): The -ffast-math command line option
23384 implies -fno-signed-zeros.
23385 (fast_math_flags_set_p): Likewise.
23387 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23388 the documentation of -ffast-math appropriately. Wrap long lines.
23390 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23392 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23393 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23395 2007-01-19 Tomas Bily <tbily@suse.cz>
23397 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23399 (tree_init_ic_make_global_vars): New function
23400 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23401 (tree_gen_ic_profiler): New function
23402 (tree_gen_ic_func_profiler): New function
23403 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23404 (tree_profile_hooks): Added hook for indirec/virtual calls
23405 * value-prof.c (tree_find_values_to_profile): New case for
23407 (tree_values_to_profile): Call for determining indirect/virtual
23409 (tree_indirect_call_to_profile): New function
23410 (tree_ic_transform): New function
23411 (tree_ic): New function
23412 (find_func_by_pid): New function
23413 (init_pid_map): New function
23414 (tree_value_profile_transformations): Added check for
23415 indirect/virtual call transformation
23416 * value-prof.h (enum hist_type): New counter type for
23417 indirect/virtual calls
23418 (profile_hooks): Added new hook for profiling indirect/virtual
23420 * profile.c (instrument_values): New case for indirect/virtual
23422 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23423 (GCOV_COUNTER_V_INDIR): New counter type
23424 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23425 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23427 * cgraph.c: Definition of cgraph_max_pid
23428 (cgraph_create_node): Default init of pid attribute
23429 * cgraph.h: Declaration of cgraph_max_pid
23430 (struct cgraph_node): Added pid attribute
23431 * libgcov.c (__gcov_indirect_call_profiler): New function
23432 (__gcov_one_value_profiler_body): New function
23433 (__gcov_one_value_profiler): Body was moved to
23434 __gcov_one_value_profiler_body and calls it
23436 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23438 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23439 * gengtype.c (write_types_data, write_func_for_structure,
23440 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23441 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23442 (walk_type, write_func_for_structure): Generate the mark_hook if
23445 2007-01-19 Jan Hubicka <jh@suse.cz>
23447 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23448 'early' argument take inlining mode argument specifying whether to
23449 inline for size/speeed or all functions; add support for flattening;
23451 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23453 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23456 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23457 the name of the declared identifier.
23459 2007-01-19 Dirk Mueller <dmueller@suse.de>
23461 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23462 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23463 duplicate evaluation.
23465 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23467 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23468 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23469 to XFMode, use acosxf2 and truncate result to requested mode.
23470 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23471 (asin<mode>2): Similarly, with asin expanders.
23472 (*fscalexf4_i387): Rename from *fscalexf4.
23473 (expNcorexf3): New expander.
23474 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23475 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23476 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23477 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23478 patterns for SSE math.
23479 (exp10<mode>2): Similarly, with exp10 expanders.
23480 (exp2<mode>2): Similarly, with exp2 expanders.
23481 (expm1<mode>2): Similarly, with expm1 expanders.
23482 (ldexp<mode>3): Similarly, with ldexp expanders.
23483 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23484 Use gen_truncxf<mode>2_i387_noop to truncate result.
23486 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23488 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23489 for ColdFire targets.
23491 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23492 Richard Sandiford <richard@codesourcery.com>
23494 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23495 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23496 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23497 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23498 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23499 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23501 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23503 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23504 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23505 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23506 (*adddi_dilshr32_cf): New pattern.
23507 (adddi3, subdi3): Remove first alternatives.
23509 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23511 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23512 implemented using move.l, do not use its cc result for floating-point
23515 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23517 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23518 from accepting 's' constraints if flag_pic.
23520 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23522 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23523 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23524 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23525 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23527 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23529 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23530 ColdFire alternatives.
23531 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23532 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23533 architectures that support ff1 instruction.
23535 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23536 Julian Brown <julian@codesourcery.com>
23538 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23539 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23540 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23543 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23545 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23547 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23548 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23549 HOST_WIDE_INT instead of an rtx.
23550 (m68k_rtx_costs): Update call accordingly.
23551 (output_move_const_into_data_reg): Likewise. Fix formatting.
23552 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23554 (output_move_simode_const): Update calls after above changes.
23555 Rework to use automatic variables and predicates like MEM_P.
23556 * config/m68k/m68k.md (pushexthisi_const): Update call to
23559 2007-01-19 Dirk Mueller <dmueller@suse.de>
23561 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23562 in dump_flags test.
23564 2007-01-19 Richard Guenther <rguenther@suse.de>
23566 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23567 via cexp in case sincos is not available.
23569 2007-01-19 Richard Guenther <rguenther@suse.de>
23571 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23572 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23573 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23574 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23575 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23576 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23577 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23578 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23580 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23582 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23584 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23585 (atan2xf3): Directly generate RTL pattern.
23586 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23587 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23588 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23589 disable patterns for SSE math.
23590 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23591 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23592 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23593 disable patterns for SSE math.
23595 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23597 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23599 2007-01-18 Roger Sayle <roger@eyesopen.com>
23601 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23602 VIEW_CONVERT_EXPR to the same type as it's operand.
23604 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23606 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23607 configured for long double 128.
23609 2007-01-18 Mike Stump <mrs@apple.com>
23611 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23614 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23616 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23619 2007-01-18 Jan Hubicka <jh@suse.cz>
23621 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23622 greater than NUM_VOP_FREE_BUCKETS.
23624 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23626 * tree-ssa-structalias.c: Update comments.
23627 (ptabitmap_obstack): Removed.
23628 (pta_obstack): New.
23629 (oldpta_obstack): Ditto.
23630 (stats): Add a few members.
23631 (struct variable_info): Remove node, complex, address_taken, and
23632 indirect_target members. Add oldsolution member.
23633 (new_var_info): Do not initialize removed members.
23634 (constraint_expr_type): Remove INCLUDES.
23635 (constraint_graph): Add size, implicit_preds, rep,
23636 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23637 (FIRST_REF_NODE): New macro.
23638 (LAST_REF_NODE): Ditto.
23639 (FIRST_ADDR_NODE): Ditto.
23640 (find): New function.
23642 (dump_constraint): Do not handle INCLUDES.
23643 (insert_into_complex): Do not insert duplicate constraints.
23644 (condense_varmap_nodes): Renamed and rewritten into ...
23645 (merge_node_constraints): This. Also fix bug in handling of
23646 offseted copy constraints.
23647 (clear_edges_for_node): No longer need to deal with preds at all,
23648 or removing associated preds/succs.
23649 (merge_graph_nodes): Deal with indirect_cycles.
23650 Don't deal with predecessors.
23651 (add_implicit_graph_edge): New function.
23652 (add_pred_graph_edge): Ditto.
23653 (add_graph_edge): Don't deal with predecessors.
23654 (build_constraint_graph): Removed.
23655 (build_pred_graph): New function.
23656 (build_succ_graph): Ditto.
23657 (struct scc_info): Removed in_component. Added roots, dfs, and
23658 node_mapping. Remove visited_index, unification_queue.
23659 (scc_visit): Deal with union-find we do now.
23660 Deal with cycles with REF nodes.
23661 (collapse_nodes): Renamed and rewritten to ...
23662 (unify_nodes): This.
23663 (process_unification_queue): Removed.
23664 (topo_visit): Cleanup
23665 (do_da_constraint): Use find.
23666 (do_sd_constraint): Ditto.
23667 (do_ds_constraint): Ditto.
23668 (do_complex_constraint): Ditto.
23669 (init_scc_info): Update for removed and added members.
23670 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23671 (find_indirect_cycles): This.
23672 (equivalence_class): New variable.
23673 (label_visit): New function.
23674 (perform_variable_substitution): Rewritten.
23675 (free_var_substitution_info): New function.
23676 (find_equivalent_node): Ditto.
23677 (move_complex_constraints): Ditto.
23678 (eliminate_indirect_cycles): Ditto.
23679 (solve_graph): Only propagate changed bits.
23680 Use indirect cycle elimination.
23682 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23683 (tree_id_eq): Renamed to ...
23684 (tree_vi_eq): This. Update for member change
23685 (insert_id_for_tree): Renamed and rewritten to ...
23686 (insert_vi_for_tree): This.
23687 (lookup_id_for_tree): Renamed and rewritten to ...
23688 (lookup_vi_for_tree): This.
23689 (get_id_for_tree): Renamed and rewritten to ...
23690 (get_vi_for_tree): Ditto.
23691 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23692 (process_constraint): Don't handle INCLUDES.
23693 Remove special ADDRESSOF case.
23694 (find_func_aliases): Rewrite to use vi functions instead of id
23696 (create_function_info_for): Ditto.
23697 (create_variable_info_for): Ditto.
23698 (intra_create_variable_infos): Ditto.
23699 (merge_smts_into): Ditto.
23700 (find_what_p_points_to): Ditto.
23701 (init_base_vars): Ditto.
23702 (init_alias_vars): Ditto.
23703 (remove_preds_and_fake_succs): New function.
23704 (dump_sa_points_to_info): Dump new stats.
23705 (dump_solution_for_var): Use find.
23706 (set_used_smts): Fix formatting.
23707 (compute_points_to_sets): Updated for new functions.
23708 (ipa_pta_execute): Ditto.
23710 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23711 Richard Sandiford <richard@codesourcery.com>
23713 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23715 * calls.c (expand_call): If the return value is a PARALLEL,
23716 extract its first member.
23717 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23718 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23719 use FUNCTION_EXTRA_EPILOGUE.
23720 (m68k_function_value): Return a PARALLEL if the return value
23721 is of a pointer type.
23722 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23723 (FUNCTION_EXTRA_EPILOGUE): Remove.
23724 * config/m68k/m68k.md (D0_REG): New constant.
23726 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23728 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23729 output a NOP for empty epilogues.
23731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23733 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23734 before function. Extend register save check to include all
23735 registers, not just integer ones.
23737 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23739 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23740 (m68k_use_return_insn): ...this.
23741 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23742 * config/m68k/m68k.c (use_return_insn): Rename to...
23743 (m68k_use_return_insn): ...this.
23744 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23745 of USE_RETURN_INSN.
23747 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23749 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23750 nearest even, fix denormal rounding overflow.
23752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23754 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23755 f%$smove and f%$move.
23756 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23757 (extendsfdf2_cf): Use fdmove instead of f%&move.
23758 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23759 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23763 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23766 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23768 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23769 (coldfire_single_format): Declare.
23770 (coldfire_double_format): Likewise.
23771 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23772 of qnan_msb_set to determine the lower bits of a canonical
23774 (encode_ieee_double): Likewise.
23775 (encode_ieee_quad): Likewise.
23776 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23777 (mips_single_format): Likewise.
23778 (ieee_double_format): Likewise.
23779 (mips_double_format): Likewise.
23780 (ieee_extended_motorola_format): Likewise.
23781 (ieee_extended_intel_96_format): Likewise.
23782 (ieee_extended_intel_128_format): Likewise.
23783 (ieee_extended_intel_96_round_53_format): Likewise.
23784 (ibm_extended_format): Likewise.
23785 (mips_extended_format): Likewise.
23786 (ieee_quad_format): Likewise.
23787 (mips_quad_format): Likewise.
23788 (vax_f_format): Likewise.
23789 (vax_d_format): Likewise.
23790 (vax_g_format): Likewise.
23791 (i370_single_format): Likewise.
23792 (i370_double_format): Likewise.
23793 (decimal_single_format): Likewise.
23794 (decimal_double_format): Likewise.
23795 (decimal_quad_format): Likewise.
23796 (c4x_single_format): Likewise.
23797 (c4x_extended_format): Likewise.
23798 (real_internal_format): Likewise.
23799 (coldfire_single_format): New real_format.
23800 (coldfire_double_format): Likewise.
23801 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23802 canonical_nan_lsbs_set.
23803 (pdp11_d_format): Likewise.
23804 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23805 if TARGET_COLDFIRE_CPU.
23807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23809 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23810 (output_call, m68k_legitimize_call_address): Declare.
23811 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23812 parenthesees. Add support for a 'W' constraint.
23813 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23814 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23815 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23816 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23818 (override_options): Initialize them. Do not set flag_no_function_cse
23819 for TARGET_ID_SHARED_LIBRARY.
23820 (m68k_output_pic_call): Delete.
23821 (m68k_legitimize_call_address): New function.
23822 (print_operand): Remove the %o prefix. Handle the %p prefix.
23823 (output_call): New function.
23824 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23825 target address from the GOT if symbolic jumps are not allowed.
23826 * config/m68k/m68k.md (call, general_operand): Do not set
23827 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23828 Merge separate flag_pic and !flag_pic define_insns into...
23829 (*call, *call_value): ...these new patterns. Match the address
23830 rather than the containing MEM and require it to be a call_operand.
23831 Use output_call to generate the asm template.
23832 * config/m68k/predicates.md (const_call_operand): New predicate.
23833 (call_operand): Likewise.
23835 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23837 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23838 (STACK_GROWS_DOWNWARD): Define to 1.
23839 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23840 comments, emphasizing that these values are only defaults.
23841 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23842 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23844 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23846 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23848 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23849 Richard Sandiford <richard@codesourcery.com>
23851 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23852 (FP_REGNO_P): New macros.
23853 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23854 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23855 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23856 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23858 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23860 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23861 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23863 * config/m68k/t-floatlib: New file, extracting common code from...
23864 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23865 * config/m68k/t-uclinux: Here.
23866 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23867 routines on ColdFire targets.
23869 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23871 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23872 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23873 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23874 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23875 explicitly set MOTOROLA to 1.
23876 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23878 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23879 Nathan Sidwell <nathan@codesourcery.com>
23881 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23882 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23883 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23884 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23885 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23886 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23887 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23888 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23889 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23890 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23891 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23892 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23893 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23894 (DBX_REGISTER_NUMBER): Delete.
23895 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23896 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23897 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23899 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23901 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
23902 * config/flat.h: New file.
23903 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
23904 OBJECT_FORMAT_FLAT.
23905 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
23906 indirect references for -msep-data or -mid-shared-library.
23907 Do not use PC-relative code addresses either.
23908 * config/m68k/m68k.c (override_options): Restrict -fPIC error
23910 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
23911 for shared libraries and crt1.o for executables. Use crti.o and
23913 (ENDFILE_SPEC): Use crtend.o and crtn.o.
23914 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
23915 Do not add -elf2flt or -shared-lib-id options here.
23916 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
23917 Pass -shared-lib-id if -mid-shared-library, taking the library
23918 identifier from -mshared-library-id if given, otherwise
23920 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
23921 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
23922 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
23923 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
23924 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
23925 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
23927 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
23928 jump sequence for ISA A and ISA A+.
23929 (PICJUMP): Likewise.
23931 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23933 * config.gcc (m68k-*-uclinux*): Base the port on the common
23934 and m68k GNU/Linux files rather than on the generic ELF ones.
23935 * config/m68k/uclinux.h (TARGET_VERSION): Override.
23936 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
23938 2007-01-18 Julian Brown <julian@codesourcery.com>
23939 Richard Sandiford <richard@codesourcery.com>
23941 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
23942 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23943 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
23945 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
23946 80 unconditionally.
23947 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23951 * doc/install.texi: Document m68k-uclinuxoldabi.
23952 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
23953 * config/m68k/uclinux-oldabi.h: New file, copied from
23954 config/m68k/uclinux.h.
23956 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
23958 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
23959 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
23960 (m32r_compute_frame_size): Use unsigned for regno.
23961 (m32r_reload_lr): Use gen_frame_mem.
23963 (m32r_output_function_epilogue): Don't output the function epilogue
23965 (m32r_expand_epilogue): New.
23966 (direct_return): Return false if the function has the interrupt
23968 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
23969 * config/m32r/m32r.md (epilogue): New expander.
23970 (return_lr, return_rte): New insns.
23971 (return): Make it expander.
23972 (return_normal): New expander.
23974 2007-01-18 Josh Conner <jconner@apple.com>
23977 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
23978 support for UNLE, UNLT, UNGE, and UNGT.
23980 2007-01-18 Jan Hubicka <jh@suse.cz>
23982 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
23983 * tree-tailcall (add_virtual_phis): Likewise.
23984 (optimize_tail_call): Return TODOs.
23985 (execute_tail_calls): Return TODOs.
23986 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
23987 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
23989 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23990 Cleanup cfg using TODO.
23991 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
23992 * passes.c (execute_function_todo): When cleanup did something, remove
23994 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
23995 (make_edges): Don't cleanup_cfg.
23997 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
23999 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24000 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24001 operate on the top of stack.
24002 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24003 register handling of instructions that output to the second
24005 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24006 (move_for_stack_reg): Special-case check for dead destination
24007 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24009 * config/i386/i386.md (UNSPEC_TAN): New constant.
24010 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24011 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24012 to correctly model move of constant 1.0 to top stack slot.
24013 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24014 (unnamed peephole2 pattern): Remove corresponding peephole2
24015 pattern that optimizes tan insn and loading of constant 1.0.
24016 (tanxf2): Use fptanxf4_i387.
24017 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24018 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24019 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24020 disable patterns for SSE math.
24021 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24022 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24024 2007-01-18 Dirk Mueller <dmueller@suse.de>
24025 Richard Guenther <rguenther@suse.de>
24028 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24029 * common.opt (Warray-bounds): Add new warning option.
24030 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24032 * Makefile.in: make tree-vrp.o depend on toplev.h
24033 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24035 (check_array_refs, check_array_bounds, check_array_ref): New.
24037 2007-01-18 Jan Hubicka <jh@suse.cz>
24039 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24040 (execute_ssa_ccp): Return flags conditionally.
24041 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24043 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24045 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24047 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24048 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24050 * Makefile.c (GTFILES): Add cfglayout.h.
24051 * gengtype.c (open_base_files): Likewise.
24052 * cfglayout.c (cfg_layout_function_footer,
24053 cfg_layout_function_header) Reindent to make gengtype happy.
24054 * cfglayout.h (cfg_layout_function_footer,
24055 cfg_layout_function_header): Add GTY(()) marker.
24057 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24059 2007-01-18 Ben Elliston <bje@au.ibm.com>
24061 * genautomata.c (write_automata): Include xstrerror output in the
24062 error message if writing the DFA description file fails.
24064 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24066 * config/mips/mips-protos.h (mips_output_external): Make it
24068 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24069 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24070 (extern_list): Likewise.
24071 (extern_head): Likewise.
24072 (TARGET_ASM_FILE_END): Likewise.
24073 (mips_file_end): Likewise.
24074 (mips_output_external): Rewritten.
24076 2007-01-18 Ben Elliston <bje@au.ibm.com>
24078 * genpreds.c (write_insn_preds_c): Only write out the function
24079 body for regclass_for_constraint if we have register constraints.
24081 2007-01-17 Tom Tromey <tromey@redhat.com>
24083 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24084 * doc/install.texi (Testing): Use sourceware.org.
24085 (Binaries): Likewise.
24086 (Specific): Likewise.
24087 * doc/contrib.texi (Contributors): Use sourceware.org.
24089 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24091 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24092 (AVR_ENHANCED): Rename to ...
24093 (AVR_HAVE_MUL): ... new.
24094 (avr_enhanced_p): Rename to ...
24095 (avr_have_mul_p): ... new.
24096 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24097 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24098 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24099 (avr_have_mul_p): ... new.
24100 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24101 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24102 'avr_enhanced_p' and 'enhanced'.
24103 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24104 AVR_HAVE_MUL instead of AVR_ENHANCED.
24105 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24106 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24107 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24108 instead of AVR_ENHANCED.
24109 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24110 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24111 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24113 2007-01-17 Ian Lance Taylor <iant@google.com>
24115 * vec.h (VEC_reserve_exact): Define.
24116 (vec_gc_p_reserve_exact): Declare.
24117 (vec_gc_o_reserve_exact): Declare.
24118 (vec_heap_p_reserve_exact): Declare.
24119 (vec_heap_o_reserve_exact): Declare.
24120 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24122 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24123 negative parameter.
24124 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24125 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24126 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24127 * vec.c (calculate_allocation): Add exact parameter. Change all
24129 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24130 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24131 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24132 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24133 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24134 (vec_heap_p_reserve_exact): New function.
24135 (vec_heap_o_reserve_exact): New function.
24137 2007-01-17 Jan Hubicka <jh@suse.cz>
24139 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24141 2007-01-17 Eric Christopher <echristo@apple.com>
24143 * config.gcc: Support core2 processor.
24145 2007-01-16 Jan Hubicka <jh@suse.cz>
24147 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24148 the names, just unlink the chain so we don't crash on dangling
24152 2007-01-16 Jan Hubicka <jh@suse.cz>
24154 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24155 * tree-pass.h: Reorder to make IPA passes appear toegher.
24156 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24158 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24159 parameters, do not call early inliner.
24160 * ipa-inline.c: Update comments. Include tree-flow.h
24161 (cgraph_decide_inlining): Do not compute inlining parameters.
24162 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24163 be called with function context set up.
24164 (pass_ipa_inline): Remove unreachable functions before pass.
24165 (cgraph_early_inlining): Simplify assuming to be called from the
24167 (pass_early_inline): New pass.
24168 (cgraph_gate_ipa_early_inlining): New gate.
24169 (pass_ipa_early_inline): Turn into simple wrapper.
24170 (compute_inline_parameters): New function.
24171 (gate_inline_passes): New gate.
24172 (pass_inline_parameters): New pass.
24173 (apply_inline): Move here from tree-optimize.c
24174 (pass_apply_inline): New pass.
24175 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24177 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24178 doing them by hand.
24179 (tree_function_versioning): Do not allocate dummy struct function.
24180 * tree-inline.h (optimize_inline_calls): Update prototype.
24181 * tree-optimize.c (execute_fixup_cfg): Export.
24182 (pass_fixup_cfg): Remove
24183 (tree_rest_of_compilation): Do not apply inlines.
24184 * tree-flow.h (execute_fixup_cfg): Declare.
24185 * Makefile.in (gt-passes.c): New.
24186 * passes.c: Include gt-passes.h
24187 (init_optimization_passes): New passes.
24188 (nnodes, order): New static vars.
24189 (do_per_function_toporder): New function.
24190 (execute_one_pass): Dump current pass here.
24191 (execute_ipa_pass_list): Don't dump current pass here.
24193 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24195 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24196 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24198 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24200 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24201 (strong_alias): Define.
24202 (__gcc_qmul): Provide non-FMA for soft-float.
24203 (__gcc_qdiv): Same.
24208 (__gcc_qunord): New.
24218 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24219 soft-float functions.
24220 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24221 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24222 about long double soft float.
24224 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24225 Tehila Meyzels <tehila@il.ibm.com>
24227 * tree-vectorizer.h (is_pattern_stmt_p): New.
24228 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24229 formatting (tabs instead of spaces). Cleanup and clarify setting
24230 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24231 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24232 (vectorizable_type_demotion): Check that types are integral.
24233 (vectorizable_type_promotion): Likewise.
24234 (vectorizable_store): Fix typo. Eliminate new-line at end of
24237 2007-01-16 Jan Hubicka <jh@suse.cz>
24239 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24242 2007-01-15 Eric Christopher <echristo@apple.com>
24244 * ifcvt.c: Include vec.h, vecprim.h.
24245 (check_cond_move_block): New argument regs.
24246 Reorganize. Add registers used to regs.
24247 (cond_move_process_if_block): Use regs set above as
24250 2007-01-15 Eric Christopher <echristo@apple.com>
24252 * config/darwin.h: Update copyright.
24253 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24254 (LINK_COMMAND_SPEC): Add -u.
24255 (LINK_SPEC): Fix umbrella for above.
24257 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24259 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24262 2007-01-15 Tom Tromey <tromey@redhat.com>
24264 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24265 * doc/install.texi (Testing): Don't mention jacks.
24266 (Configuration): Document --enable-java-maintainer-mode. Move
24267 --with-java-home to libgcj-specific section. Document
24269 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24271 2007-01-15 Jan Hubicka <jh@suse.cz>
24273 * tree-ssa-dce.c (DCE_TODOs): New.
24274 (propagate_necessity): Return if something changed.
24275 (eliminate_unnecessary_stmts): Likewise.
24276 (perform_tree_ssa_dce): Return TODO flags when needed.
24277 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24279 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24281 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24282 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24283 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24284 patterns using X87MODEF12 mode macro. Extend operand 1
24285 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24286 (log10<mode>2): Ditto.
24287 (log2<mode>2): Ditto.
24288 (log1p<mode>2): Ditto.
24289 (logb<mode>2): Ditto.
24290 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24291 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24292 (*fxtractxf3_i387): Rename from *fxtractxf3.
24293 (fxtract_extend<mode>xf3_i387): New insn pattern.
24294 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24295 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24296 and gen_fyl2xxf3_i387().
24298 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24300 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24301 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24302 get_loop_exit_edges. Changed return type to bool.
24303 * cfgloop.h (fix_loop_placement): Declaration removed.
24305 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24307 * param.h (MIN_VECT_LOOP_BOUND): New.
24308 * params.def (MIN_VECT_LOOP_BOUND): New.
24309 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24310 argument - minimum threshold for number of iterations.
24311 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24312 argument to declaration.
24313 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24314 MIN_VECT_LOOP_BOUND.
24315 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24316 slpeel_tree_peel_loop_to_edge with additional argument.
24317 (vect_do_peeling_for_alignment): Likewise.
24318 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24320 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24323 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24324 operands of size 1.
24326 2007-01-14 Jan Hubicka <jh@suse.cz>
24328 * tree-dfa.c (remove_referenced_var): New function.
24329 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24330 prune referenced vars list too.
24331 * tree-flow.h (remove_referenced_var): Declare.
24333 2007-01-14 Jan Hubicka <jh@suse.cz>
24335 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24337 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24338 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24339 * except.h (verify_eh_throw_table_statements): Kill prototype.
24340 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24341 into call exrepssions.
24342 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24344 * tree-cfg.c: Include pointer-set.h.
24345 (verify_node_sharing): Work on pointer set.
24346 (verify_eh_throw_stmt_node): New.
24347 (verify_stmts): Use pointers sets, verify throw_stmt.
24349 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24351 * ipa-reference.c (analyze_function): Consider also addresses taken
24354 2007-01-12 Roger Sayle <roger@eyesopen.com>
24356 * c-typeck.c (null_pointer_constant_p): Replace use of
24357 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24358 (build_c_cast): Likewise.
24360 2007-01-12 Roger Sayle <roger@eyesopen.com>
24362 * tree.h (force_fit_type_double): Remove unused final argument.
24363 * c-common.c (constant_expression_warning): Replace use of
24364 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24365 (convert_and_check): Likewise.
24366 (shorten_compare): Update call to force_fit_type_double.
24367 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24368 * convert.c (convert_to_pointer): Update call to
24369 force_fit_type_double.
24370 * fold-const.c (force_fit_type_double): Remove overflowed_const
24372 (int_const_binop, fold_convert_const_int_from_int,
24373 fold_convert_const_int_from_real, fold_div_compare,
24374 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24375 fold_abs_const, fold_not_const): Remove the final argument from
24376 calls to force_fit_type_double.
24378 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24380 * configure.ac: Set insn to "nop" for spu-*-* also.
24381 * configure: Regenerate.
24383 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24385 * builtins.def : Add BUILT_IN_FREE.
24387 2007-01-12 Jan Hubicka <jh@suse.cz>
24389 PR tree-optimization/30443
24390 * tree-inline.c (tree_function_versioning): Do not optimize when
24391 cloning for inlining.
24393 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24395 * doc/loop.texi: Document recording of loop exits.
24396 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24397 (update_single_exits_after_duplication,
24398 update_single_exit_for_duplicated_loop,
24399 update_single_exit_for_duplicated_loops): Removed.
24400 (duplicate_loop_to_header_edge): Do not call
24401 update_single_exits_after_duplication and
24402 update_single_exit_for_duplicated_loops.
24403 (loop_version): Do not update single_exit information.
24404 (fix_loop_structure): Use record_loop_exits instead of
24405 mark_single_exit_loops.
24406 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24407 the lists of loop exits.
24408 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24409 split_edge, merge_blocks): Update the lists of loop exits.
24410 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24411 loop_optimizer_init.
24412 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24413 of mark_single_exit_loops.
24414 (loop_optimizer_finalize): Call release_recorded_exits.
24415 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24416 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24417 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24418 update single exit information.
24419 * lambda-code.c (perfect_nestify): Ditto.
24420 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24421 (mark_single_exit_loops): Removed.
24422 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24423 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24424 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24426 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24427 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24428 (verify_loop_structure): Verify consistency of the exit lists.
24429 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24430 (set_single_exit): Removed.
24431 * cfgloop.h (struct loop_exit): New function.
24432 (struct loop): single_exit_ field replaced by exits field.
24433 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24434 LOOPS_HAVE_RECORDED_EXITS.
24435 (struct loops): Added exits hash.
24436 (mark_single_exit_loops, set_single_exit): Declaration removed.
24437 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24439 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24441 * doc/invoke.texi: Avoid use of @headitem.
24443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24445 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24447 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24449 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24452 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24453 Richard Sandiford <richard@codesourcery.com>
24455 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24456 * config/m68k/m68k.opt: Resort options.
24457 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24459 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24460 Richard Sandiford <richard@codesourcery.com>
24462 * doc/invoke.texi: Document the macros that are defined by
24463 m68k's -mtune and -mhard-float options.
24464 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24465 (m68k_cpp_cpu_family): Likewise.
24466 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24467 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24468 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24469 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24470 (m68k_cpp_cpu_family): Likewise.
24472 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24474 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24475 macros besides mc68000 as tuning macros. Use a switch statement
24476 to set them and mcpu32.
24478 2007-01-12 Julian Brown <julian@codesourcery.com>
24480 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24481 (TARGET_68040_ONLY): Rename to...
24482 (TARGET_68040): ...this.
24483 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24484 * config/m68k/m68k.md: Likewise.
24486 2007-01-12 Julian Brown <julian@codesourcery.com>
24487 Nathan Sidwell <nathan@codesourcery.com>
24488 Richard Sandiford <richard@codesourcery.com>
24490 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24491 the -mcpu= argument associated with the --with-cpu setting.
24492 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24493 if different from the one implied by the -mcpu setting.
24494 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24495 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24496 * doc/invoke.texi: Mention ColdFire in the introduction to the
24497 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24498 -mno-div and -mhard-float options. Make -m68881 a synonym for
24499 -mhard-float. Document the previously-undocumented -m5206e,
24500 -m528x, -m5307 and -m5407 options. Tweak the existing option
24501 documentation for consistency.
24502 * doc/install.texi: Mention new --with-cpu arguments.
24503 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24504 default CPU if neither -mcpu nor -march are specified.
24505 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24506 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24507 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24508 using m68k_tune to decide between families that implement the
24509 same ISA. Use m68k_tune to set __mcfv4e__.
24510 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24511 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24512 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24513 (FL_ISA_C, FL_ISA_MMU): New macros.
24514 (MASK_COLDFIRE): Delete.
24515 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24516 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24517 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24518 (TARGET_HARD_FLOAT): Do not define here.
24519 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24520 (TUNE_68000): New macro.
24521 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24522 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24523 (TUNE_CFV2): Redefine in terms of m68k_tune.
24524 (uarch_type, target_device, fpu_type): New enums.
24525 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24526 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24527 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24528 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24529 (FL_FOR_isa_c): New macros.
24530 (m68k_isa): New enum.
24531 (m68k_target_selection): New structure.
24532 (all_devices, all_isas, all_microarchs): New tables.
24533 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24534 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24535 (MASK_ALL_CPU_BITS): Delete.
24536 (m68k_find_selection): New function.
24537 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24538 Map the legacy target options to a combination of the new ones.
24539 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24540 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24541 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24543 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24544 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24546 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24547 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24548 * config/m68k/m68k-devices.def: New file.
24550 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24551 Nathan Sidwell <nathan@codesourcery.com>
24553 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24554 (SUBTARGET_EXTRA_SPECS): New macros.
24555 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24556 use %(asm_cpu_spec) instead.
24557 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24558 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24559 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24560 (EXTRA_SPECS): Rename to...
24561 (SUBTARGET_EXTRA_SPECS): ...this.
24563 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24564 Richard Sandiford <richard@codesourcery.com>
24565 Julian Brown <julian@codesourcery.com>
24567 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24568 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24569 to the configuration's default CPU.
24570 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24571 Remove default masks.
24572 (m680[012]0-*-*): Set the default with_cpu to the first part of
24574 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24575 (m68k*-*-linux): Extend the --with-cpu handling to...
24576 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24577 and m68010. Don't set target_cpu_default2.
24578 * doc/install.texi: Document --with-cpu for m68k.
24579 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24580 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24581 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24582 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24583 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24584 (ASM_SPEC): Remove use of %(asm_cpu_default).
24585 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24586 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24587 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24588 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24589 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24590 (TARGET_DEFAULT): Delete.
24591 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24592 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24593 (CPP_CPU_SPEC): Delete.
24594 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24595 the appropriate string.
24596 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24597 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24598 (ASM_SPEC): Don't use %(asm_default_spec).
24599 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24600 TARGET_DEFAULT and add MASK_68881.
24601 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24603 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24605 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24606 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24607 MASK_68010 alongside MASK_68020.
24608 * doc/invoke.texi: Document -m68010.
24609 * config/m68k/m68k.opt (m68010): New.
24610 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24612 (TUNE_68010): New macro.
24613 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24614 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24615 (M68K_CPU_m68332): Add MASK_68010.
24616 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24617 fallback definition.
24618 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24620 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24621 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24622 to all entries that use MASK_68020.
24623 (output_move_simode_const, output_move_himode, output_move_qimode)
24624 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24625 instead of TARGET_68020 to select clr behavior. Remove comment
24626 about there being no TARGET_68010.
24627 * config/m68k/m68k.md: Likewise throughout.
24629 2007-01-12 Julian Brown <julian@codesourcery.com>
24631 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24632 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24633 * config/m68k/m68k.md: Likewise.
24635 2007-01-12 Julian Brown <julian@codesourcery.com>
24637 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24638 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24640 2007-01-12 Julian Brown <julian@codesourcery.com>
24642 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24643 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24644 * config/m68k/m68k.md: Likewise.
24646 2007-01-12 Julian Brown <julian@codesourcery.com>
24647 Richard Sandiford <richard@codesourcery.com>
24649 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24650 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24651 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24653 (TARGET_CPU32): Rename to...
24654 (TUNE_CPU32): ...this.
24655 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24656 (TUNE_CFV2): New macros.
24657 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24658 remove conditions that are implied by TARGET_68020.
24659 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24660 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24661 (m68k_output_function_epilogue): Likewise.
24662 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24663 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24664 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24665 non-68000 timings. Refactor multiplication and division costs.
24666 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24667 TUNE_CPU32 instead of TARGET_CPU32.
24668 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24669 and TUNE_68060 instead of TARGET_68060.
24670 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24671 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24673 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24674 && !TARGET_COLDFIRE" to choose between moveq and clr.
24675 Likewise in the unnamed movsf pattern.
24676 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24677 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24680 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24682 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24683 of tabbing before backslashes.
24685 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24687 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24688 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24689 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24691 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24693 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24694 find_interesting_uses_cond.
24695 (find_interesting_uses_cond): Use extract_cond_operands.
24696 (rewrite_use_compare): Use extract_cond_operands and
24697 force_gimple_operand_bsi. Do not call update_stmt.
24698 (determine_use_iv_cost_condition): Use extract_cond_operands.
24699 Return cheaper of using original bound and changing the exit bound.
24701 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24703 PR tree-optimization/29516
24704 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24705 most_expensive_mult_to_index, addr_to_parts,
24706 create_mem_ref, maybe_fold_tmr): Make the type of
24707 fields of TARGET_MEM_REF sizetype.
24708 (move_fixed_address_to_symbol, move_pointer_to_base):
24710 * tree.def (TARGET_MEM_REF): Add comment on types of
24713 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24715 * c-common.c (vector_types_convertible_p): Treat opaque types as
24716 always convertible if they have the same size, but not otherwise.
24718 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24720 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24721 Remove the b_unconditional field.
24722 (noce_try_sign_mask): Do not look at b_unconditional.
24723 (noce_process_if_block): Do not use merge_if_blocks. Update
24724 the CFG here. Do not set b_unconditional.
24725 (cond_move_process_if_block): Likewise.
24726 (find_cond_trap): Likewise.
24727 (check_cond_move_block): Require simple jump insns at the end
24728 of the basic block.
24730 2007-01-11 Jan Hubicka <jh@suse.cz>
24732 PR tree-optimization/1046
24733 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24734 when alias info is not ready.
24735 (pass_tail_recursion): Do not require aliasing.
24736 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24737 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24738 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24739 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24740 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24741 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24742 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24744 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24745 When aliasing is not build, mark statement as volatile.
24747 2007-01-11 Tom Tromey <tromey@redhat.com>
24749 PR preprocessor/15185, PR preprocessor/20989:
24750 * doc/cppopts.texi <-MT>: Update description of algorithm for
24751 computing default target.
24752 <-M, -MD>: Reword "basename" text.
24754 2007-01-11 Roger Sayle <roger@eyesopen.com>
24756 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24757 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24758 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24759 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24760 fold_builtin_bswap, real_constp, fold_builtin_pow,
24761 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24762 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24763 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24764 * convert.c (convert_to_pointer): Likewise.
24765 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24766 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24767 const_binop, fold_convert_const_int_from_int,
24768 fold_convert_const_int_from_real,
24769 fold_convert_const_real_from_real, sign_bit_p,
24770 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24771 fold_sign_changed_comparison, fold_unary, fold_comparison,
24772 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24773 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24774 * print-tree.c (print_node_brief, print_node): Likewise.
24775 * stor-layout.c (place_field, layout_type): Likewise.
24776 * tree-chrec.c (keep_cast): Likewise.
24777 * tree.c (build_vector, build_real, build_real_from_int_cst,
24778 build_complex): Likewise.
24780 2007-01-11 Roger Sayle <roger@eyesopen.com>
24782 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24783 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24785 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24787 * configure.ac (strict1_warn): Rename to strict_warn.
24788 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24789 cc_set_by_configure, quoted_cc_set_by_configure,
24790 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24791 all_boot_languages, all_stagestuff): Remove.
24792 (target_list): Remove bootstrap targets.
24793 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24794 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24795 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24796 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24797 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24798 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24799 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24800 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24801 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24802 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24803 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24804 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24805 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24806 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24807 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24808 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24809 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24810 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24811 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24812 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24813 (mostlyclean): Adjust.
24814 (clean, distclean): Don't mention bootstrap stuff.
24815 * configure: Regenerate.
24816 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24817 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24818 treelang/config-lang.in (stagestuff): Remove.
24819 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24820 stageprofile, stagefeedback, stagestuff): Remove mention.
24822 2007-01-11 Nick Clifton <nickc@redhat.com>
24824 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24826 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24827 (mcore_arith_K_S_operand): Run the test for the S constraint not
24828 the test for the M constraint.
24829 (mcore_addsub_operand): Do not accept integer values that are
24830 larger than 32 bits.
24831 * config/mcore/mcore.md: Remove unused constraints from split.
24832 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24833 (addsi3): Likewise.
24834 (allocate_stack): Likewise.
24835 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24836 operands to 32 bits.
24837 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24839 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24840 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24841 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24842 mcore_output_bclri, mcore_output_andn, output_inline_const,
24843 mcore_output_move, mcore_output_movedouble): Likewise.
24844 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24845 (output_inline_const): Likewise.
24846 (output_inline_const): Fix format strings used in sprintf
24848 * config/mcore/mcore-protos.h: Update prototypes for changed
24849 functions in mcore.c.
24850 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24851 HOST_WIDE_INT and not int.
24852 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24853 CONST_OK_FOR_N): Likewise.
24854 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24855 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24858 2007-01-10 Jan Hubicka <jh@suse.cz>
24860 * tree-vrp.c (remove_range_assertions): Release defs.
24861 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24862 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24864 2007-01-10 Paul Brook <paul@codesourcery.com>
24866 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24867 * config/arm/arm.md (mulsi3subsi): New insn.
24869 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24871 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24872 (tree_transform_and_unroll_loop): New.
24873 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24876 2007-01-10 Robert Kennedy <jimbob@google.com>
24878 * fold-const.c (fold_comparison): Fold comparisons like (x *
24879 1000 < 0) to (x < 0).
24881 2007-01-10 Ian Lance Taylor <iant@google.com>
24883 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24884 operands have the same priority.
24886 2007-01-10 Tom Tromey <tromey@redhat.com>
24888 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24889 (fold_binary): Likewise.
24890 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24891 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24892 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24893 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24894 * langhooks.h (struct lang_hooks): Removed field
24895 'can_use_bit_fields_p'.
24897 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24899 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24901 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
24903 * function.c (get_last_funcdef_no): New function.
24904 * function.h (get_last_funcdef_no): Declare.
24905 * tree-inline.c (initialize_cfun): Add initialization.
24906 (tree_function_versioning): Cleanup.
24908 2007-01-10 Jan Hubicka <jh@suse.cz>
24910 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
24913 2007-01-10 Sa Liu <saliu@de.ibm.com>
24914 Ben Elliston <bje@au.ibm.com>
24916 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
24917 for SAVE_NONLOCAL and Pmode for any other save level.
24918 * spu-protos.h (spu_restore_stack_block): Declare.
24919 * spu.md (save_stack_block): Remove.
24920 (restore_stack_block): Call spu_restore_stack_block.
24921 * spu.c (spu_restore_stack_block): New function.
24922 (spu_expand_epilogue): Remove old comment.
24924 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
24926 PR tree-optimization/30322
24927 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
24928 (cand_value_at): Return the value as aff_tree.
24929 (may_eliminate_iv): Convert the bound from aff_tree to tree.
24930 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24931 aff_combination_mult): New functions.
24932 (aff_combination_add): Use aff_combination_add_cst.
24933 (aff_combination_convert): Allow conversions to a wider type.
24934 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
24935 * tree-affine.h (aff_combination_mult): Declare.
24937 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
24939 * doc/tm.texi: Update documentation to reflect reality of exec
24940 and start file search behaviours. Update copyright year.
24941 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
24942 header file directories.
24944 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
24946 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
24947 (*cosxf2): Rename to cosxf2_i387.
24948 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
24949 using X87MODEF12 mode macro. Rename patterns to
24950 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
24952 (*cosdf2, *cossf2): Ditto.
24953 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
24954 to match extended input operands.
24955 (sincos<mode>3): New expander.
24956 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
24957 insn patterns and corresponding splitters.
24959 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
24961 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
24962 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
24964 2007-01-09 Nicolas Pitre <nico@cam.org>
24967 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
24969 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24971 * target.h (struct gcc_target): New field library_rtti_comdat.
24972 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
24973 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
24974 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
24975 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
24977 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24979 * doc/invoke.texi (Optimize Options): Correct description of -O0.
24981 2007-01-08 Richard Guenther <rguenther@suse.de>
24983 * tree.h (force_fit_type_double): Export.
24984 (force_fit_type): Remove.
24985 * fold-const.c (force_fit_type_double): New function.
24986 (force_fit_type): Remove.
24987 (int_const_binop): Use it.
24988 (fold_convert_const_int_from_int): Likewise.
24989 (fold_convert_const_int_from_real): Likewise.
24990 (fold_div_compare): Likewise.
24991 (fold_sign_changed_comparison): Likewise.
24992 (fold_unary): Likewise.
24993 (fold_negate_const): Likewise.
24994 (fold_abs_const): Likewise.
24995 (fold_not_const): Likewise.
24996 * c-common.c (shorten_compare): Use force_fit_type_double.
24997 * convert.c (convert_to_pointer): Likewise.
24999 2007-01-08 Richard Guenther <rguenther@suse.de>
25001 * tree.h (build_int_cst_wide_type): Export.
25002 * tree.c (build_int_cst_wide_type): New function.
25003 (build_int_cst_wide): Fix comment.
25004 * builtins.c (fold_builtin_object_size): Use build_int_cst
25005 to build -1 or 0 of the correct type. Use fit_double_type
25006 to check for overflow.
25007 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25009 (decode_field_reference): Likewise.
25010 (all_ones_mask_p): Likewise.
25011 (native_interpret_int): Use build_int_cst_wide_type.
25012 (fold_binary): Use build_int_cst_type to build an all-ones
25014 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25016 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25018 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25020 2007-01-09 Ben Elliston <bje@au.ibm.com>
25022 * genautomata.c (STATS_OPTION): New option.
25023 (stats_flag): New flag.
25024 (gen_automata_option): Handle it.
25025 (initiate_automaton_gen): Ditto.
25026 (write_automata): Output statistics only if stats_flag is
25027 set. Likewise, output time statistics only if time_flag is set.
25028 * doc/md.texi (Processor pipeline description): Document new flag.
25030 2007-01-08 Richard Guenther <rguenther@suse.de>
25032 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25033 * tree.c (build_int_cst_type): Likewise.
25034 (size_in_bytes): Don't call force_fit_type on the result.
25035 (int_fits_type_p): Use fit_double_type.
25036 * fold-const.c (fit_double_type): New function.
25037 (force_fit_type): Use it.
25038 * tree.h (fit_double_type): Export.
25040 2007-01-08 Jan Hubicka <jh@suse.cz>
25042 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25043 * ipa.c (function_and_variable_visibility): Fix return type.
25045 2007-01-08 Richard Guenther <rguenther@suse.de>
25047 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25048 of offset to build the index.
25049 * tree-pretty-print.c (dump_generic_node): Don't build negated
25050 const just for printing.
25051 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25052 * builtins.c (fold_builtin_int_roundingfn): Check if result
25053 fits the type by using force_fit_type and comparing the result.
25054 * predict.c (predict_loops): Use compare_tree_int for comparison.
25055 * tree.c (build_int_cst): Fall back to integer_type_node for
25057 (build_int_cst_wide): Assert type is non-null.
25059 2007-01-08 Roberto Costa <roberto.costa@st.com>
25061 * tree-vrp.c (extract_range_from_cond_expr): New.
25062 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25063 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25065 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25066 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25067 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25068 used as expressions.
25069 * tree-object-size.c (cond_expr_object_size): New.
25070 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25072 2007-01-08 Jan Hubicka <jh@suse.cz>
25074 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25075 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25078 2007-01-08 Richard Guenther <rguenther@suse.de>
25080 PR tree-optimization/23603
25081 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25082 (extract_range_from_binary): Fall back to truthvalue instead of
25083 varying for TRUTH_*_EXPR.
25084 (extract_range_from_comparison): Fall back to truthvalue instead of
25086 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25087 if all visited PHI values were constant.
25089 2007-01-08 Jan Hubicka <jh@suse.cz>
25091 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25092 (cgraph_analyze_function): break out from ...
25093 (cgraph_finalize_compilation_unit): ... here.
25094 (cgraph_expand_function): Remove forgoten commented out line.
25095 (cgraph_optimize): Analyze functions.
25097 2007-01-08 Jan Hubicka <jh@suse.cz>
25099 * tree-pas.h (TODO_remove_function): New flag.
25100 (TODO_update*): Renumber.
25101 (pass_ipa_increase_alignment,
25102 pass_ipa_function_and_variable_visibility): New passes.
25103 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25104 (cgraph_function_and_variable_visibility): Move to ipa.c
25105 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25106 cgraph_increase_alignment.
25107 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25108 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25109 calling tree-inline.
25110 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25111 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25112 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25113 (gate_increase_alignment): New function.
25114 (pass_ipa_increase_alignment): New pass.
25115 * ipa.c: Inline tree-pass.h and timevar.h
25116 (function_and_variable_visibility): Move here from cgraphunit.c
25117 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25118 * passes.c (init_optimization_passes): Add the two new passes.
25119 (execute_todo): Handle cgraph_remove_functions.
25121 2007-01-08 Nick Clifton <nickc@redhat.com>
25123 * config/frv/predicates.md (reg_or_0_operand): Accept
25126 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25128 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25129 * config.gcc: Add bfin*-rtems*.
25131 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25133 * c.opt: Add -flax-vector-conversions.
25134 * c-typeck.c (convert_for_assignment): Pass flag to
25135 vector_types_convertible_p to allow emission of note.
25136 (digest_init): Likewise.
25137 * c-opts.c: Handle -flax-vector-conversions.
25138 * c-common.c (flag_lax_vector_conversions): New.
25139 (vector_types_convertible_p): Unless -flax-vector conversions
25140 has been passed, disallow conversions between vectors with
25141 differing numbers of subparts and/or element types. If such
25142 a conversion is disallowed, possibly emit a note on the first
25143 occasion only to inform the user of -flax-vector-conversions.
25144 The new last argument specifies this.
25145 * c-common.h (flag_lax_vector_conversions): New.
25146 (vector_types_convertible_p): Add extra argument.
25147 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25148 char_type_node for V*QI type vectors.
25149 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25150 Update to satisfy new typechecking rules.
25151 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25152 C and C++ variants.
25153 * doc/invoke.texi (C Dialect Options): Document
25154 -flax-vector-conversions.
25156 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25158 PR tree-optimization/29877
25159 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25160 a register variable on the RHS to not be replaceable.
25162 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25163 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25164 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25165 const_simm15, const_pow2, const_npow2): Added.
25166 * config/score/misc.md (insv, extv, extzv, movmemsi,
25167 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25168 * config/score/score.c (score_address_cost, score_select_cc_mode):
25170 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25171 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25172 Update score_print_operand.
25173 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25174 Adjust register allocate order and update some macro define.
25175 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25176 mdx_block_move_straight, mdx_block_move_loop_head,
25177 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25178 mdx_block_move_loop, mdx_block_move): Added.
25179 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25180 mdp_limm): Updated and fix some bug and typo.
25181 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25182 (movsf, movdf, doloop_end): Added.
25184 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25186 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25187 config/arm/thumb2.md: Fix comment typos.
25188 * doc/extend.texi: Fix a typo.
25190 2007-01-07 Eric Christopher <echristo@apple.com>
25192 * configure.ac: Check for __stack_chk_fail for darwin.
25193 * configure: Regenerate.
25195 2007-01-07 Richard Guenther <rguenther@suse.de>
25197 * tree-vrp.c (extract_range_from_assert): CSE calls to
25198 compare_values where possible.
25199 (extract_range_from_unary_expr): Likewise.
25201 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25203 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25204 * config/avr/avr.c (call_insn_operand): Delete function.
25205 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25206 instead of register number. Use predicates.
25207 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25208 call_insn_operand): Add.
25210 2007-01-06 Jan Hubicka <jh@suse.cz>
25212 * tree-pass.h (pass_build_cgraph_edges): Declare.
25213 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25214 (visited_nodes): Remove.
25215 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25216 build_cgrpah_edges; make visited_nodes local.
25217 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25218 (record_references_in_initializer): Move to cgraphbuild.c
25219 (initialize_inline_failed, rebuild_cgraph_edges,
25220 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25221 (verify_cgraph_node): Make visited_nodes local.
25222 (cgraph_analyze_function): Do not call cgraph_create_edges and
25223 initialize_inline_failed.
25224 (cgraph_expand_function): Do not call cgraph_lower_function;
25225 assert that function is already lowered.
25226 * Makefile.in (cgraphbuild.o): New.
25227 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25228 at the end of lowering passes.
25230 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25232 * ifcvt.c (cond_move_convert_if_block): New function, code
25233 factored out from...
25234 (cond_move_process_if_block): ...here. Call the new function
25235 on the THEN and ELSE blocks.
25236 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25237 already takes care of this.
25239 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25242 * tree.h (TREE_OVERFLOW_P): New.
25243 * c-typeck.c (parser_build_unary_op): Warn only if result
25244 overflowed and operands did not.
25245 (parser_build_binary_op): Likewise.
25246 (convert_for_assignment): Remove redundant overflow_warning.
25247 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25249 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25251 * c-typeck.c (store_init_value): Split over two lines to follow
25252 the GNU coding style.
25254 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25256 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25257 __GXX_EXPERIMENTAL_CXX0X__.
25258 * doc/cpp.texi: Same.
25260 2007-01-05 Richard Guenther <rguenther@suse.de>
25262 PR middle-end/27826
25263 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25264 with mismatched types. Instead explicitly build a
25265 conversion NOP_EXPR.
25267 2007-01-05 Ian Lance Taylor <iant@google.com>
25269 * c-common.c (decl_with_nonnull_addr_p): New function.
25270 (c_common_truthvalue_conversion): Call it.
25271 * c-typeck.c (build_binary_op): Likewise.
25272 * c-common.h (decl_with_nonnull_addr_p): Declare.
25274 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25277 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25280 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25282 * doc/install.texi (Final install): Document the fact that
25283 the GNAT runtime should not be stripped.
25285 2007-01-04 Jan Hubicka <jh@suse.cz>
25287 * tree-inline.c (fold_marked_statements): Update operand caches
25288 and EH after folding
25290 2007-01-04 Ian Lance Taylor <iant@google.com>
25292 * c-common.c (check_function_nonnull): Whitespace fix.
25294 2007-01-04 Jan Hubicka <jh@suse.cz>
25296 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25297 comitted older version of patch.
25298 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25299 function, celanup cfg and collect garbage.
25301 2007-01-04 Mike Stump <mrs@apple.com>
25303 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25306 2007-01-04 Eric Christopher <echristo@apple.com>
25308 * libgcc2.c (__bswapsi2): Use SItype.
25309 (__bswapdi2): Use DItype.
25310 * libgcc2.h: Update for above.
25312 2007-01-04 Paul Brook <paul@codesourcery.com>
25314 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25315 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25316 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25317 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25318 umulsi3_highpart): Make conditional on !arm_arch6.
25319 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25320 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25321 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25322 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25323 umulsi3_highpart_v6): New insns.
25325 2007-01-04 Roger Sayle <roger@eyesopen.com>
25327 * fold-const.c (fold_convert): When casting an expression to void,
25328 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25329 have a type. Instead of attempting to build a NOP_EXPR, return
25330 these "special" trees directly.
25332 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25334 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25335 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25336 rs6000_cost->fp not 0 as adjustment for outer NEG.
25338 2007-01-04 Jan Hubicka <jh@suse.cz>
25340 * cgraph.c (cgraph_release_function_body): New function.
25341 (cgraph_remove_node): Use it.
25342 * cgraph.h (cgraph_release_function_body): Declare.
25343 * cgraphunit.c (cgraph_expand_function): Use it.
25344 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25345 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25346 is initialized and while compilation of other function is running.
25347 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25348 statement CFG annotations from here to ...
25349 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25351 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25353 * cfgloop.h (enum li_flags): Make the constants powers of two.
25355 2007-01-04 Jan Hubicka <jh@suse.cz>
25357 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25359 (fold_marked_statements): New function.
25360 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25361 * tree-inline.h (copy_body_data): Add statements_to_fold.
25363 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25365 * config.gcc: Mention libgcc/config.host.
25366 * Makefile.in: Update comments mentioning libgcc.
25367 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25368 (all.cross, start.encap, rest.encap, rest.cross): Update
25369 dependencies for libgcc move.
25370 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25371 (clean-target, clean-target-libgcc): Delete.
25372 (srcdirify, GCC_EXTRA_PARTS): New macros.
25373 (libgcc-support, libgcc.mvars): New rules.
25374 (distclean): Remove mention of mklibgcc.
25375 (install): Don't reference INSTALL_LIBGCC.
25376 (install-common): Don't reference EXTRA_PARTS.
25377 (install-libgcc, install-multilib): Delete rules.
25378 * mklibgcc.in: Delete file.
25379 * doc/configfiles.texi: Don't mention mklibgcc.
25381 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25382 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25383 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25384 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25385 (mklibgcc, ldblspecs): Likewise.
25387 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25388 (posixpre.def): Use $(T).
25389 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25390 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25391 (SHLIB_LINK): Make dummy.
25392 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25394 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25396 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25397 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25398 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25399 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25401 * configure.ac (all_outputs): Remove mklibgcc.
25402 * configure: Regenerated.
25404 2007-01-03 Josh Conner <jconner@apple.com>
25406 PR middle-end/29683
25407 * calls.c (compute_argument_addresses): Set stack and stack_slot
25408 for partial args, too.
25409 (store_one_arg): Use locate.size.constant for the size when
25410 generating a save_area.
25412 2007-01-03 Robert Kennedy <jimbob@google.com>
25414 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25415 whose definitions are deleted due to basic block merging.
25417 2007-01-03 Paul Brook <paul@codesourcery.com>
25420 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25422 (use_return_insn): Return 0 for Thumb interrupt functions.
25423 (print_multi_reg): Add rfe argument for IRQ returns.
25424 (arm_output_epilogue): Pop interrupt return address directly into PC.
25425 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25427 2007-01-03 Paul Brook <paul@codesourcery.com>
25429 Merge from sourcerygxx-4_1.
25430 * config/arm/thumb2.md: New file.
25431 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25433 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25434 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25435 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25436 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25438 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25439 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25441 * config/arm/ieee754-sf.S: Ditto.
25442 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25443 (thumb1_base_register_rtx_p): ... to this.
25444 (thumb_index_register_rtx_p): Rename...
25445 (thumb1_index_register_rtx_p): ... to this.
25446 (thumb_output_function_prologue): Rename...
25447 (thumb1_output_function_prologue): ... to this.
25448 (thumb_legitimate_address_p): Rename...
25449 (thumb1_legitimate_address_p): ... to this.
25450 (thumb_rtx_costs): Rename...
25451 (thumb1_rtx_costs): ... to this.
25452 (thumb_compute_save_reg_mask): Rename...
25453 (thumb1_compute_save_reg_mask): ... to this.
25454 (thumb_final_prescan_insn): Rename...
25455 (thumb1_final_prescan_insn): ... to this.
25456 (thumb_expand_epilogue): Rename...
25457 (thumb1_expand_epilogue): ... to this.
25458 (arm_unwind_emit_stm): Rename...
25459 (arm_unwind_emit_sequence): ... to this.
25460 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25461 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25462 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25463 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25464 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25465 thumb2_output_casesi): New functions.
25466 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25467 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25468 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25469 THUMB2_WORK_REGS): Define.
25470 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25471 arm_condexec_mask, arm_condexec_masklen)): New variables.
25472 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25473 (arm_override_options): Check new CPU capabilities.
25474 Set new architecture flag variables.
25475 (arm_isr_value): Handle v7m interrupt functions.
25476 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25478 (const_ok_for_arm): Handle Thumb-2 constants.
25479 (arm_gen_constant): Ditto. Use movw when available.
25480 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25482 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25483 (thumb_find_work_register, arm_load_pic_register,
25484 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25485 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25486 print_multi_reg, output_mov_long_double_fpa_from_arm,
25487 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25488 output_mov_double_fpa_from_arm, output_move_double,
25489 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25490 output_return_instruction, arm_output_function_prologue,
25491 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25492 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25493 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25494 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25495 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25496 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25498 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25499 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25500 (arm_file_start): Output directive for unified syntax.
25501 (arm_unwind_emit_set): Handle stack alignment instruction.
25502 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25503 Add v6t2, v7, v7a, v7r and v7m.
25504 (RETLDM): Add Thumb-2 code.
25505 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25506 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25507 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25508 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25509 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25510 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25511 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25512 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25513 ADJUST_INSN_LENGTH): Define.
25514 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25515 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25516 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25517 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25518 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25519 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25520 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25521 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25522 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25523 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25524 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25525 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25526 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25527 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25528 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25529 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25530 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25532 * config/arm/arm-tune.md: Regenerate.
25533 * config/arm/arm-protos.h: Update prototypes.
25534 * config/arm/vfp.md: Enable patterns for Thumb-2.
25535 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25536 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25537 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25538 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25539 * config/arm/libunwind.S: Add Thumb-2 code.
25540 * config/arm/constraints.md: Update include Thumb-2.
25541 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25542 * config/arm/ieee754-df.S: Ditto.
25543 * config/arm/bpabi.S: Ditto.
25544 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25545 * config/arm/predicates.md (low_register_operand,
25546 low_reg_or_int_operand, thumb_16bit_operator): New.
25547 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25548 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25549 * config/arm/t-arm-elf: Add armv7 multilib.
25550 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25552 (UNSPEC_STACK_ALIGN, ce_count): New.
25553 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25554 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25556 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25557 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25558 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25559 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25560 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25561 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25563 * doc/extend.texi: Document ARMv7-M interrupt functions.
25564 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25566 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25568 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25569 (struct _Unwind_Context): Rename args_size to flags, remove
25570 signal_frame field, add a new args_size field and version field.
25571 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25572 _Unwind_IsExtendedContext): New inline functions.
25573 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25574 Assume by_value array is only present if _Unwind_IsExtendedContext.
25575 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25576 _Unwind_IsSignalFrame.
25577 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25578 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25579 (uw_init_context_1): Initialize context->flags to
25580 EXTENDED_CONTEXT_BIT.
25581 * config/rs6000/linux-unwind.h (frob_update_context): Use
25582 _Unwind_SetSignalFrame.
25584 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25586 PR middle-end/30353
25587 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25588 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25591 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25593 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25594 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25595 RET, AT_SP): Remove.
25596 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25599 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25600 * cfgbuild.c (find_basic_blocks): Likewise.
25601 * cfgrtl.c (rtl_create_basic_block): Likewise.
25602 * function.c (temp_slots_at_level): Likewise.
25603 * reg-stack.c (stack_regs_mentioned): Likewise.
25604 * regclass.c (allocate_reg_info): Likewise.
25605 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25606 set_bb_for_stmt, move_block_to_fn): Likewise.
25607 * tree-complex.c (tree_lower_complex): Likewise.
25608 * vec.h (VEC_safe_grow_cleared): New.
25610 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25612 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25614 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25615 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25617 * cfgloopmanip.c (scale_loop_frequencies): Export.
25618 (loopify): Scale the frequencies by prescribed coefficients.
25619 (set_zero_probability): New function.
25620 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25621 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25622 and frequencies according to arguments.
25623 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25625 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25626 * modulo-sched.c (sms_schedule): Set probabilities for entering
25627 versioned loop correctly.
25628 * tree-vect-transform.c (vect_transform_loop): Ditto.
25629 * cfgloop.h (loopify, loop_version): Declaration changed.
25630 (scale_loop_frequencies): Declared.
25632 2007-01-02 Jan Hubicka <jh@suse.cz>
25634 * cgraph.c: Include tree-flow.h
25635 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25636 early_local_passes.
25637 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25638 * tree-pass.h (pass_all_early_optimizations): Declare.
25639 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25640 early_local_passes.
25641 (cgraph_analyze_function): Do early_local_passes.
25642 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25643 Do not add referenced vars.
25644 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25646 (gate_all_early_local_passes): New gate.
25647 (pass_early_local_passes): Use new gate.
25648 (execute_early_local_optimizations): New functions.
25649 (gate_all_early_optimizations): New gate.
25650 (pass_all_early_optimizations): New pass.
25651 (execute_free_datastructures): Free SSA only when initialized.
25652 (gate_init_datastructures): Init only when optimizing.
25653 (tree_lowering_passes): Do early local passes when called late.
25654 * tree-profile.c (do_tree_profiling): Don't profile functions added
25656 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25657 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25659 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25660 during early_local_passes.
25661 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25664 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25666 * Makefile.in: Update copyright year.
25668 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25670 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25671 in $(lang_checks) and check-consistency targets.
25673 2007-01-02 Jan Hubicka <jh@suse.cz>
25675 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25676 Do not add referenced vars.
25677 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25679 * passes.c (init_optimization_passes): Put mudflap_2 after
25680 free_datastructures.
25682 2007-01-02 Jan Hubicka <jh@suse.cz>
25684 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25685 Set NOTHROW flag on call statements proved to be nothrow.
25686 Update statement of local calls so new pure/const functions are
25687 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25689 (tree_rest_of_compilation): Register hooks and initialize bitmap
25690 early. Do not set after_inlining flag.
25692 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25694 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25695 HOST_BITS_PER_LONGLONG
25697 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25700 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25701 warning for non-static initializers.
25703 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25705 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25706 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25707 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25708 Always use set_unique_reg_note to add REG_EQUAL notes.
25710 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25713 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25715 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25716 * cfgbuild.c (find_basic_blocks): Likewise.
25717 * cfgrtl.c (rtl_create_basic_block): Likewise.
25718 * function.c (temp_slots_at_level): Likewise.
25719 * reg-stack.c (stack_regs_mentioned): Likewise.
25720 * regclass.c (allocate_reg_info): Likewise.
25721 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25722 set_bb_for_stmt, move_block_to_fn): Likewise.
25723 * tree-complex.c (tree_lower_complex): Likewise.
25724 * vec.h (VEC_safe_grow_cleared): New.
25726 2007-01-02 Ian Lance Taylor <iant@google.com>
25728 * c-common.c (c_common_truthvalue_conversion): When warning about
25729 using an assignment as a truth value, set TREE_NO_WARNING.
25731 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25734 * c.opt (Wold-style-declaration): New.
25735 * doc/invoke.texi (C-only Warning Options): New.
25736 (Wold-style-declaration): Document it.
25737 (Wextra): Enabled by -Wextra.
25738 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25739 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25740 -Wold-style-declaration.
25742 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25744 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25745 * cfgbuild.c (find_basic_blocks): Likewise.
25746 * cfgrtl.c (rtl_create_basic_block): Likewise.
25747 * function.c (temp_slots_at_level): Likewise.
25748 * reg-stack.c (stack_regs_mentioned): Likewise.
25749 * regclass.c (allocate_reg_info): Likewise.
25750 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25751 set_bb_for_stmt, move_block_to_fn): Likewise.
25752 * tree-complex.c (tree_lower_complex): Likewise.
25753 * vec.h (VEC_safe_grow_cleared): New.
25755 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25757 * c-common.c (c_common_nodes_and_builtins): Since variants of
25758 void_type_node get built before it is given a name, we need to
25759 give those variants the name, too.
25760 (complete_array_type): We need to work with the canonical main
25761 type of the array, from which we will build the qualified version.
25762 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25763 * print-tree.c (print_node): Display canonical type information
25765 * stor-layout.c (layout_type): When we don't know the
25766 alignment of a type for which we're building an array, we end up
25767 guessing wrong, so make the type require structural equality.
25768 * tree.c (make_node_stat): When we build a new type, it is its
25769 own canonical type.
25770 (build_type_attribute_qual_variant): When building an attribute
25771 variant, its canonical type is the non-attribute variant. However,
25772 if the attributes are target-dependent and they differ, we need to
25773 use structural equality checks for this type.
25774 (build_qualified_type): A qualified type is not equivalent to its
25775 unqualified variant; set the canonical type appropriately.
25776 (build_distinct_type_copy): When building a distinct type from
25777 another type, the new type is its own canonical type.
25778 (build_variant_type_copy): When building a new type variant, we
25779 assume that it is equivalent to the original type.
25780 (build_pointer_type_for_mode): When building a pointer type, also
25781 build a canonical type pointer.
25782 (build_reference_type_for_mode): When building a reference type,
25783 also build a canonical type reference.
25784 (build_index_type): When we can't hash an index type (e.g.,
25785 because its maximum value is negative), the index type requires
25786 structural equality tests.
25787 (build_array_type): Build the canonical form of an array type.
25788 (build_function_type): Function types require structural equality,
25789 because they contain default arguments, attributes, etc.
25790 (build_method_type_directly): Ditto for method types.
25791 (build_offset_type): Build the canonical offset type.
25792 (build_complex_type): Build the canonical vector type.
25793 (make_vector_type): Build the canonical vector type.
25794 * tree.h (TYPE_CANONICAL): New.
25795 (TYPE_STRUCTURAL_EQUALITY_P): New.
25796 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25797 (struct tree_type): Added "canonical" field.
25798 * params.h (VERIFY_CANONICAL_TYPES): New.
25799 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25800 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25801 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25802 * doc/invoke.texi (verify-canonical-types): Document --param
25803 parameter for verifying canonical types.
25805 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25807 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25808 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25809 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25810 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25812 * config/rs6000/e500.h: New.
25813 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25814 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25816 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25817 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25818 TARGET_E500_DOUBLE): Remove.
25819 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25820 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25821 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25822 * config/rs6000/rs6000.c (rs6000_override_options): Use
25823 CHECK_E500_OPTIONS.
25825 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25827 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25828 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25829 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25830 rs6000_emit_cmove): Don't check TARGET_E500.
25831 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25832 sordered): Don't check TARGET_E500.
25834 2007-01-01 Eric Christopher <echristo@apple.com>
25836 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25837 HARD_REGISTER_NUM_P.
25839 2007-01-01 Roger Sayle <roger@eyesopen.com>
25841 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25842 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25843 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25846 2007-01-01 Mike Stump <mrs@apple.com>
25848 * configure.ac: Remove support for building with Apple's gcc-3.1.
25850 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25852 PR middle-end/30311
25853 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25854 REG is a hard register. Do not modify REG before calling
25856 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25857 multiple of the size of YMODE for certain lowpart cases.
25859 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25861 PR middle-end/30253
25862 * gimplify (voidify_wrapper_expr): Update for
25863 GIMPLE_MODIFY_STMT.
25865 2007-01-01 Andreas Schwab <schwab@suse.de>
25868 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25869 save of BR0 in extra_spill_size instead of spill_size.
25870 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25872 (ia64_expand_epilogue): Restore BR0 from its new location.
25874 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25876 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25877 Use a temporary variable if the left hand side is not a gimple
25880 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25882 * gimplify.c (gimplify_return_expr): Make the temporary variable
25883 for the return expression, a gimple register variable.
25885 2007-01-01 Jan Hubicka <jh@suse.cz>
25887 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25890 2007-01-01 Mike Stump <mrs@apple.com>
25892 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25894 * config/darwin.c (machopic_select_rtx_section): Use
25895 HAVE_GAS_LITERAL16.
25896 (darwin_mergeable_constant_section): Likewise.
25897 * configure: Regenerate.
25898 * config.in: Regenerate.
25900 2007-01-01 Jan Hubicka <jh@suse.cz>
25901 Andrew Pinski <pinskia@gmail.com>
25903 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
25904 before starting IPA passes.