1 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
9 Delete HOST_PTR_PRINTF.
11 * configure, config.in: Regenerate.
14 2005-08-15 David Edelsohn <edelsohn@gnu.org>
16 * config/rs6000/rs6000.md (QHSI): New mode macro.
17 (wd): Extend mode attr for QImode and HImode
18 (dbits): New mode attr.
19 (zero_extend<mode>di2): Convert to mode macro.
21 2005-08-15 Steve Ellcey <sje@cup.hp.com>
24 * doc/invoke.texi (-mgnu-ld): Update description.
27 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
30 * Makefile.in (tree-chrec.o): Depends on real.h.
31 * tree-chrec.c: Include real.h.
32 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
33 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
34 * tree-scalar-evolution.c (add_to_evolution_1,
35 interpret_rhs_modify_expr): Ditto.
37 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
40 * tree-data-ref.c (estimate_niter_from_size_of_data): When
41 step is negative compute the estimation from init downwards to zero.
43 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
45 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
47 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
49 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
51 (legitimate_reload_constant_p): Fix handling of lliXX operands.
52 Accept double-word constants that can be split.
53 * config/s390/s390.md ("movti"): Use 'P' constraint.
54 ("*movdi_31", "*movdf_31"): Likewise.
56 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
58 Fix PR tree-optimization/22615
60 * tree-ssa-structalias.c (solution_set_add): Handle
61 first_vi_for_offset returning NULL.
62 (do_da_constraint): Ditto.
63 (do_sd_constraint): Ditto.
64 (do_ds_constraint): Ditto
65 (find_func_aliases): Ditto.
66 (build_constraint_graph): RHS is allowed be ANYTHING.
67 (first_vi_for_offset): Return NULL if we couldn't find anything at
70 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
72 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
73 over memory as first operand.
75 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
78 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
79 available for setting it.
81 2005-08-14 Ira Rosen <irar@il.ibm.com>
83 PR tree-optimization/23320
84 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
85 data-refs' types instead of base object nullness. Add check for
86 pointer type data-refs before first location comparison. Remove
89 2005-08-14 Andreas Schwab <schwab@suse.de>
91 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
93 2005-08-13 James E Wilson <wilson@specifix.com>
95 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
96 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
97 -fstack-protector-all, --param ssp-buffer-size): Document.
98 (-Wvariadic-macros): Alphabetize.
99 (-fsched-stalled-insns-dep): Add missing 'f'.
101 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
104 2005-08-13 David Edelsohn <edelsohn@gnu.org>
106 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
107 or indirect address operand.
108 (EXTRA_ADDRESS_CONSTRAINT): New.
109 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
111 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
113 PR tree-optimization/22236
114 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
115 successors and predecessors.
116 * tree-chrec.c (chrec_convert): Before converting, check that
117 sequences don't wrap.
118 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
119 (analyze_array): Extern.
120 (find_data_references_in_loop): Remove call to
121 compute_estimated_nb_iterations.
122 * tree-data-ref.h (analyze_array): Declared.
123 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
124 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
125 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
126 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
128 * tree-ssa-loop-ivcanon.c: Fix documentation.
129 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
130 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
131 (infer_loop_bounds_from_undefined): New.
132 (estimate_numbers_of_iterations_loop): Use
133 infer_loop_bounds_from_undefined.
134 (used_in_pointer_arithmetic_p): New.
135 (scev_probably_wraps_p): Pass an extra parameter. Call
136 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
137 (convert_step): Fix documentation.
138 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
139 Use initial_condition_in_loop_num and evolution_part_in_loop_num
140 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
141 scev_probably_wraps_p.
143 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
145 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
146 (s390_register_info): Ignore clobbered_regs information for fixed
147 registers, and only fixed registers.
148 (s390_init_frame_layout): Remove redundant call.
150 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
152 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
153 description of -Wold-style-casts.
155 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
156 Jakub Jelinek <jakub@redhat.com>
158 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
159 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
160 * config/s390/s390.c (print_operand): New output modifier 'G' added.
161 (get_thread_pointer): Renamed to s390_get_thread_pointer.
162 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
163 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
164 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
165 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
166 ("stack_protect_set", "stack_protect_test"): New expanders.
167 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
168 "stack_protect_testdi"): New insn definitions.
170 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
172 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
174 2005-08-12 Paul Brook <paul@codesourcery.com>
176 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
178 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
180 * config/s390/predicates.md (setmem_operand): New predicate.
181 (shift_count_operand): Accept ANDs with special constants as
183 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
184 with special constants.
185 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
186 shift_count_operand with setmem_operand.
188 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
190 * config/s390/s390.c (s390_extract_part, s390_single_part):
192 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
193 (s390_output_mi_thunk): Don't use lg on 31 bit.
194 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
195 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
197 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
199 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
200 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
201 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
202 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
203 with one of the new macros.
205 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
207 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
208 Don't set save_return_addr_p.
209 (s390_register_info): Make clobbered_regs not depending on
212 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
214 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
215 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
217 2005-08-11 James E. Wilson <wilson@specifix.com>
219 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
221 2005-08-11 Jakub Jelinek <jakub@redhat.com>
223 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
224 locations gathered by var-tracking in single entry loc_list
225 over loc_descriptor_from_tree.
227 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
228 pass it down to loc_descriptor.
229 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
230 (containing_function_has_frame_base): Move earlier in the file.
231 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
232 instead of always assuming fbreg can't be used.
234 2005-08-11 David Edelsohn <edelsohn@gnu.org>
236 * config/rs6000/altivec.md: Change constraint "m" to "Z".
237 * config/rs6000/predicates.md (indexed_or_indirect_operand):
238 Accept address wrapped in AND for Altivec.
239 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
240 Strip AND wrapping offset address for Altivec.
242 2005-08-11 Richard Henderson <rth@redhat.com>
245 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
246 before using TYPE_IS_SIZETYPE.
248 2005-08-11 Richard Henderson <rth@redhat.com>
251 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
252 insn types not present on ev4.
253 (alphaev5_insn_pipe): Similarly.
255 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
258 * arm.c (arm_override_options): If the user has selected callee-super-
259 interworking, then enable normal interworking.
261 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
263 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
266 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
268 * doc/rtl.texi: Fix two typos.
270 2005-08-11 Richard Guenther <rguenther@suse.de>
273 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
274 cases where we call to/from functions returning void.
276 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
279 * tree.c (build_pointer_type_for_mode): Robustify.
281 2005-08-10 James E Wilson <wilson@specifix.com>
283 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
284 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
286 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
289 2005-08-10 Eric Christopher <echristo@apple.com>
291 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
292 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
295 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
298 * config/darwin.c (machopic_indirect_data_reference): Use a new register
299 for the high part when generating dynamic-no-pic code.
301 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
303 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
304 (x86_64-*-linux*): Likewise.
306 * config/i386/crtfastmath.c: New file.
307 * config/i386/t-crtfm: Likewise.
309 * config/i386/linux.h (ENDFILE_SPEC): New.
310 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
312 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
315 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
317 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
318 (vec_shl, vec_shr): Document new operations.
319 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
321 2005-08-10 David Edelsohn <edelsohn@gnu.org>
323 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
324 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
325 change predicate to indexed_or_indirect_address.
327 2005-08-10 Richard Sandiford <richard@codesourcery.com>
329 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
330 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
331 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
333 * config/arm/unaligned-funcs.c: New file.
334 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
336 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
338 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
340 * cfglayout.c (pass_insn_locators_initialize): Add dump.
341 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
343 * except.c (pass_convert_to_eh_region_ranges): Add dump.
344 * final.c (pass_shorten_branches): Add dump.
345 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
346 (pass_life): Rename dump.
347 (rest_of_handle_flow2): Remove initial verify_flow_info.
348 * function.c (pass_instantiate_virtual_regs): Add dump.
349 * integrate.c (pass_initial_value_sets): Add dump.
350 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
351 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
352 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
353 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
354 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
355 gate_rtl_unrool_and_peel_loops): New.
356 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
357 rtl_doloop): Do not look at flags.
358 * mode-switching.c (pass_mode_switching): Add dump.
359 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
360 pass_split_before_regstack): Add dump.
361 * regmove.c (pass_stack_adjustments): Add dump.
362 * tree-optimize.c (pass_fixup_cfg): Add dump.
364 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
367 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
368 deciding which instruction sequence to use.
370 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
372 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
373 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
375 2005-08-09 Richard Guenther <rguenther@suse.de>
377 * c-common.c (builtin_function_2): Remove.
378 (def_builtin_1): New function.
379 (c_common_nodes_and_builtins): Use def_builtin_1 to
380 build builtin functions.
382 2005-08-09 Jie Zhang <jie.zhang@analog.com>
384 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
385 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
386 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
389 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
391 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
392 fold_binary instead of fold_build2 since we don't care about the
394 (loop_niter_by_eval): Likewise.
395 (compare_trees): Likewise.
396 (proved_non_wrapping_p): Likewise.
398 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
402 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
403 if the if is really empty.
405 2005-08-09 Steven Bosscher <stevenb@suse.de>
407 PR tree-optimization/23234
408 * tree-ssa-math-opts.c (place_reciprocal): New enum.
409 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
410 argument of the new enum.
411 (execute_cse_reciprocals): Add reciprocals for function arguments
412 on the unique successor edge of the entry block. Update other calls
413 to execute_cse_reciprocals_1.
415 2005-08-08 Richard Henderson <rth@redhat.com>
418 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
420 2005-08-08 Bob Wilson <bob.wilson@acm.org>
422 * expr.c (write_complex_part): Return after handling MEM.
424 2005-08-08 Josh Conner <jconner@apple.com>
426 PR rtl-optimization/23241
427 * combine.c (simplify_comparison): Fix error in determining
428 whether to lift a subreg from comparison.
430 2005-08-08 David Edelsohn <edelsohn@gnu.org>
433 * config/rs6000/altivec.md (vec_init<mode>): New.
434 (vec_set<mode>): New.
435 (vec_extract<mode>): New.
436 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
437 (rs6000_expand_vector_set): New.
438 (rs6000_expand_vector_extract): New.
439 (rs6000_legitimate_offset_address_p): Offset addresses are valid
440 for Altivec modes before reload.
441 (altivec_expand_vec_init_builtin): New.
442 (get_element_number): New.
443 (altivec_expand_vec_set_builtin): New.
444 (altivec_expand_vec_ext_builtin): New.
445 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
447 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
449 * config/rs6000/rs6000.h (rs6000_builtins): Add
450 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
451 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
452 * config/rs6000/rs6000-protos.h: Declare new functions.
454 2005-08-08 Jan Hubicka <jh@suse.cz>
456 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
457 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
458 * i386.md (movdi*): Use pic_32bit_operand.
459 * predicates.md (pic_32bit_operand): New.
461 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
464 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
466 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
468 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
469 (test_for_singularity): Use fold_build2.
471 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
473 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
475 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
477 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
478 (COMMON_ASM_OP) Define.
479 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
480 (ix86_encode_section_info): Likewise.
481 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
482 SUBTARGET_ENCODE_SECTION_INFO.
484 2005-08-06 Richard Henderson <rth@redhat.com>
487 * tree-nested.c (convert_local_reference): Save and restore val_only
488 around component_ref and friends. Clear walk_subtrees by default.
490 2005-08-06 Peter O'Gorman <peter@pogma.com>
493 * gcc.c (process_command): Check the argument to -b has a dash.
494 * doc/invoke.texi: Update -b and -V docs.
496 2005-08-06 James E Wilson <wilson@specifix.com>
498 * config/mips/cross64.h, config/mips/t-cross64: Delete.
500 2005-08-06 Michael Matz <matz@suse.de>
502 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
503 member only if only one insn is associated with the value.
505 2005-08-06 Nick Clifton <nickc@redhat.com>
507 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
509 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
510 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
511 Check symbol flags instead of symbol name mangling.
512 (xstormy16_asm_output_aligned_common): Likewise. Also
513 simplify code since the bss100_section cass is the only case
514 where the below100 code will be triggered.
515 (xstormy16_encode_section_info): Encode below100 attribute
516 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
518 (xstormy16_strip_name_encoding): Delete - this function is no
520 (TARGET_STRIP_NAME_ENCODING): Undefine.
521 * config/stormy16/stormy16-protos.h: Delete prototype for
522 xstormy16_strip_name_encoding.
524 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
526 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
527 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
528 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
529 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
530 config/alpha/predicates.md, config/arc/arc.h,
531 config/arm/arm.h, config/arm/ieee754-df.S,
532 config/arm/ieee754-sf.S, config/bfin/bfin.c,
533 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
534 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
535 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
536 config/m68hc11/m68hc11.h, config/mips/mips.c,
537 config/mips/mips.h, config/mips/openbsd.h,
538 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
539 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
540 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
541 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
542 config/sparc/linux.h, config/sparc/linux64.h,
543 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
544 doc/extend.texi, doc/gcov.texi, doc/install.texi,
545 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
546 typos. Follow spelling conventions.
548 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
551 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
552 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
553 specially. Check for side effects only for COND_EXPR.
554 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
555 return with TREE_NO_WARNING.
557 2005-08-06 Richard Sandiford <richard@codesourcery.com>
559 PR rtl-optimization/23233
560 * loop.c (combine_movables): Require the modes to be the same.
561 (move_movables): Remove handling of cases where the replacement
562 had a different mode to the original.
564 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
566 PR tree-optimization/23128
567 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
568 subtraction wrap, and set TREE_OVERFLOW if they do.
570 2005-08-05 Richard Henderson <rth@redhat.com>
573 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
576 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
579 * reload.c (find_reloads_subreg_address): Pass down TYPE
580 unchanged. Change all callers except find_reloads_toplev.
582 2005-08-05 Michael Matz <matz@suse.de>
584 * genattrtab.c (current_alternative_string): Remove.
585 (SIMPLIFY_ALTERNATIVE): Ditto.
586 (attr_alt_bit_p): Ditto.
587 (alternative_name): Make const char *.
588 (evaluate_eq_attr): Remove use of above things.
589 (simplify_test_exp): Ditto.
590 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
591 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
593 2005-08-04 James E Wilson <wilson@specifix.com>
595 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
596 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
597 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
598 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
599 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
601 2005-08-04 Richard Henderson <rth@redhat.com>
604 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
605 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
606 * tree-sra.c (decide_block_copy): Use it. Disable element copy
607 if we'd have to instantiate too many members.
609 2005-08-04 Richard Henderson <rth@redhat.com>
612 * tree-outof-ssa.c (coalesce_asm_operands): New.
613 (coalesce_ssa_name): Use it. Split out ...
614 (coalesce_phi_operands, coalesce_result_decls): ... these.
616 2005-08-04 Paul Brook <paul@codesourcery.com>
618 * read-rtl.c (read_quoted_string): Break if EOF.
620 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
622 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
623 (fold_build2): Likewise.
624 (fold_build3): Likewise.
625 (fold_build1_stat): New function prototype.
626 (fold_build2_stat): Likewise.
627 (fold_build3_stat): Likewise.
628 * fold-const.c (fold_build1): Rename to ..
629 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
630 through to build1_stat.
631 (fold_build2): Rename to ..
632 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
633 through to build2_stat.
634 (fold_build3): Rename to ..
635 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
636 through to build3_stat.
638 2005-08-04 David Edelsohn <edelsohn@gnu.org>
639 Ian Lance Taylor <ian@airs.com>
641 * function.c (assign_stack_local_1): Do not correct stack slot
642 address if allocation size is smaller than mode size.
644 2005-08-04 Diego Novillo <dnovillo@redhat.com>
647 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
648 (tree_merge_blocks): Propagate anything allowed by
650 Clarify documentation.
651 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
652 SSA form, schedule an update if necessary.
654 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
656 * doc/install.texi (Binaries): Remove broken link to
657 Sinix/Reliant Unix binaries.
659 2005-08-03 Richard Henderson <rth@redhat.com>
662 * function.c (stack_protect_epilogue): Export.
663 * tree.h (stack_protect_epilogue): Declare.
664 * calls.c (expand_call): Call it.
666 2005-08-03 Eric Christopher <echristo@apple.com>
668 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
669 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
672 2005-08-04 Jan Hubicka <jh@suse.cz>
674 * profile.c (branch_prob): Split edges with goto locus on them
675 to get proper line counts.
676 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
678 2005-08-03 Paul Brook <paul@codesourcery.com>
680 * function.c (assign_parms): Round current_function_args_size
681 to PARM_BOUNDARY, not STACK_BOUNDARY.
683 2005-08-03 Geoffrey Keating <geoffk@apple.com>
685 * config/i386/i386.c (x86_elf_aligned_common)
686 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
688 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
690 PR tree-optimization/23157
691 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
692 before emitting them.
694 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
696 PR tree-optimization/19899
697 * Makefile.in (tree-scalar-evolution.o): Add real.h.
698 * tree-scalar-evolution.c: Include real.h.
699 (add_to_evolution): Build constant -1 of correct type.
701 2005-08-03 Jan Hubicka <jh@suse.cz>
703 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
704 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
705 profile updating for complette unrolling.
706 * loop-unroll.c (peel_loop_completely): Use it.
707 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
708 (tree_unroll_loops_completely): Disable code growing unrolling of cold
711 2005-08-03 Paul Brook <paul@codesourcery.com>
713 * combine.c (can_change_dest_mode): New function.
714 (try_combine, simplify_set): Use it.
716 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
718 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
721 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
723 * doc/install.texi (Specific): Adjust link to openavr.org.
724 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
725 (Binaries): Adjust HP-UX Porting Center link.
726 (Binaries): Adjust Free Software Foundation ordering link.
728 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
730 * convert.c (convert_to_integer): Use fold_build1 instead of
731 build1 when converting an integer to an integer.
733 2005-08-02 Richard Henderson <rth@redhat.com>
735 * combine.c (combine_instructions): Don't use reg_equal/equiv
736 results if the mode doesn't match.
738 2005-08-02 Mark Mitchell <mark@codesourcery.com>
740 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
741 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
743 2005-08-02 Richard Henderson <rth@redhat.com>
746 * explow.c (memory_address): Remove special-case for
747 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
749 2005-08-02 Diego Novillo <dnovillo@redhat.com>
752 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
753 number of calls to cleanup_tree_cfg_1.
755 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
757 * doc/invoke.texi: document file extensions .F90 and .F95
759 2005-08-02 Richard Guenther <rguenther@suse.de>
761 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
762 positive if its first argument is positive.
764 2005-08-02 Richard Guenther <rguenther@suse.de>
766 PR tree-optimization/23177
767 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
770 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
772 PR tree-optimization/23129
773 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
774 varying for divisions with anti-ranges.
776 2005-08-02 Jan Hubicka <jh@suse.cz>
778 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
779 * tree-ssa-threadupdate.c (thread_block): Add it here.
781 2005-08-01 James E Wilson <wilson@specifix.com>
783 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
784 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
785 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
787 * config/mips/predicates.md (const_call_insn_operand): Add check for
788 SYMBOL_REF_LONG_CALL_P.
789 * doc/extend.texi (long_call): Document the new attribute.
791 2005-08-01 Ian Lance Taylor <ian@airs.com>
792 Richard Henderson <rth@redhat.com>
794 * Makefile.in (RTL_BASE_H): Add real.h.
795 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
797 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
799 * rtl.c (rtl_check_failed_code_mode): New.
800 * rtl.h (struct rtx_def): Add u.rv.
801 (XCMWINT, XCNMPRV): New.
802 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
803 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
805 2005-08-01 Richard Henderson <rth@redhat.com>
807 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
810 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
812 2005-08-01 Jan Hubicka <jh@suse.cz>
814 * i386-protos.h (asm_preferred_eh_data_format): Declare.
815 * i386.c: Include dwarf2.h
816 (asm_preferred_eh_data_format): New.
817 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
819 2005-08-01 Ian Lance Taylor <ian@airs.com>
821 * config/host-linux.c (linux_gt_pch_get_address): Add new name
822 randomize_va_space for virtual address randomization control.
824 2005-08-01 Steven Bosscher <stevenb@suse.de>
826 * common.opt (flag_ipa_cp): Put in right place to maintain
829 2005-08-01 Jan Hubicka <jh@suse.cz>
831 * profile.c (compute_value_histograms): Fix thinko.
832 * value-prof.c: Include toplev.h
833 (check_counter): New function.
834 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
835 tree_mod_subtract_transform): Add sanity check.
837 2005-08-01 Richard Guenther <rguenther@suse.de>
839 PR tree-optimization/23133
840 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
841 current functions parameter decls to find defs to cse
844 2005-08-01 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/23109
847 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
848 If trapping math is in effect, use post-dominator information
849 to check if we'd in any case reach a trapping point before
850 doing the reciprocal insertion.
851 (execute_cse_reciprocals): Compute post-dominators, if necessary.
852 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
853 expressions are invariant only if trapping math is not in effect.
855 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
857 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
858 cgraph_function_versioning): New declarations.
859 * cgraphunit.c: Add include to ipa-prop.h.
860 (update_call_expr, cgraph_copy_node_for_versioning,
861 cgraph_function_versioning): New functions.
862 * integrate.c (copy_decl_for_inlining): Remove.
863 * ipa-prop.h (ipa_replace_map): New struct.
864 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
865 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
866 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
867 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
868 ipcp_iterate_stage, ipcp_method_scale_print,
869 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
870 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
871 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
872 ipcp_update_bb_counts, ipcp_update_profiling,
873 ipcp_update_edges_counts): New functions.
874 (ipcp_method_cval_init): Remove restriction regarding local methods.
875 (ipcp_init_stage): Add ipcp_method_compute_scale.
876 (ipcp_insert_stage): Add versioning.
877 (ipcp_structures_print): Add ipcp_method_scale_print.
878 (ipcp_driver): Dump profiling info.
879 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
880 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
881 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
882 (struct inline_data): Add versioning_p, ipa_info, new fields.
883 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
884 declare_return_variable): Replace calls to copy_decl_for_inlining with
886 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
888 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
889 Add argument VERSIONING.
890 (copy_arguments_for_versioning, copy_static_chain,
891 function_versionable_p, tree_versionable_function_p,
892 tree_function_versioning, replace_ref_tree): New functions.
893 * tree-inline.h: Include varray.h.
894 (tree_versionable_function_p, tree_function_versioning,
895 tree copy_decl_for_dup): New declarations.
897 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
899 * ipa-cp.c: New file. Contains IPCP specific functionality.
900 * ipa-prop.h: New file. Contains structures/definitions that can be
901 used by several interprocedural data flow optimizations (and also IPCP).
902 * ipa-prop.c: New file.
903 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
904 * common.opt: Add ipa-cp flag.
905 * timevar.def: Add IPCP optimization.
906 * tree-optimize.c (init_tree_optimization_passes): Schedule
908 * tree-pass.h (pass_ipa_cp): Declare.
910 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
912 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
913 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
914 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
915 config/i386/i386.c, config/mips/mips.h,
916 config/rs6000/rs6000.h, config/sh/sh.c,
917 config/stormy16/stormy16.c: Fix comment typos.
919 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
922 * c-typeck.c (build_binary_op): Use common_type wrapper on
924 (common_type): Update comment.
926 2005-07-31 Steven Bosscher <stevenb@suse.de>
929 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
930 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
931 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
933 2005-07-31 Jan Hubicka <jh@suse.cz>
935 * pretty-print.h (pp_widest_integer): New macro.
936 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
939 2005-07-31 Jan Hubicka <jh@suse.cz>
941 * output.h (enum section_category): Export from varasm.c
942 (categorize_decl_for_section): Likewise.
943 * varasm.c (enum section_category): Kill.
944 (categorize_decl_for_section): Make global.
945 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
947 * i386.c (ix86_section_threshold): New static variable.
948 (ix86_in_large_data_p, ix86_encode_section_info,
949 x86_64_elf_unique_section,
950 x86_64_elf_select_section): New functions.
951 (TARGET_ENCODE_SECTION_INFO): Define
952 (override_options): Enable medium model for PIC.
953 (ix86_expand_prologue): Expand gen_set_got_rex64.
954 (legitimate_constant_p): Handle new UNSPECs.
955 (legitimate_pic_address_disp_p): Likewise.
956 (legitimize_pic_address): Lower MEDIUM model addressing.
957 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
958 (enum cmodel): Add MEDIUM_PIC.
959 (SYMBOL_REF_FAR_ADDR_P): New macro.
960 (SYMBOL_FLAG_FAR_ADDR): New flag.
961 * i386.md (movdi): Support medium model.
962 (set_got_rex64): New pattern.
963 * i386.opt (mlarge-data-threshold): New flag.
964 * predicates.md (zext_operand/sext_operand): Deal with medium model.
965 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
966 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
967 TARGET_ASM_UNIQUE_SECTION): New.
969 * invoke.texi (-mlarge_data_threshold): Document
971 2005-07-31 Jan Hubicka <jh@suse.cz>
973 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
974 (coalesce_vars): Likewise.
975 * tree-ssa-live.c (coalesce_cost): New.
976 (build_tree_conflict_graph): Use coalesce_cost.
977 * tree-ssa-live.h (coalesce_cost): Declare.
979 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
981 * arm.md (all peepholes for post-increment operations): Delete.
982 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
983 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
984 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
985 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
986 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
988 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
990 * fold-const.c (tree_expr_nonnegative_p): Always return true for
993 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
996 * doc/invoke.texi: Document -rdynamic.
998 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1001 * c-parser.c (c_parser_parms_list_declarator): Call
1002 mark_forward_parm_decls.
1003 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1004 decls with visibility structure.
1006 2005-07-30 Paul Brook <paul@codesourcery.com>
1008 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1010 2005-07-30 Paul Brook <paul@codesourcery.com>
1012 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1014 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1016 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1018 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1021 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1022 nested function declarators.
1023 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1024 (grokparms): Call warn_if_shadowing for parameters used within the
1026 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1027 not used within the parameter list.
1028 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1030 2005-07-30 Jan Hubicka <jh@suse.cz>
1032 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1033 * i386.c (ix86_fixup_binary_operands): Likewise.
1034 (ix86_expand_unary_operator): Likewise.
1035 (ix86_expand_fp_absneg_operator): Likewise.
1036 * optabs.c (expand_vec_cond_expr): Validate dest.
1038 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1041 * real.c (real_from_string): Also set last bit if there is a
1042 nonzero hex digit beyond GCC's internal precision after ".".
1044 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1046 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1047 define_constants. Change duplicate values to unassigned numbers.
1048 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1049 (*altivec_vspltsf): New.
1050 (altivec_vperm_v4sf): Delete.
1051 (altivec_vperm_<mode>): Use mode macro V.
1052 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1053 (altivec_predicate_v4sf): Delete.
1054 (altivec_predicate_<mode>): Use mode macro V.
1055 (*altivec_lvesfx): New.
1056 (*altivec_stvesfx): New.
1057 (vec_realign_load_v4sf): Delete.
1058 (vec_realign_load_<mode>): Use mode macro V.
1059 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1062 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1065 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1067 * configure: Regenerated.
1069 2005-07-29 Paul Brook <paul@codesourcery.com>
1071 * doc/install.texi: Add link to GFortran binaries wiki page.
1073 2005-07-29 David Ung <davidu@mips.com>
1075 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1076 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1077 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1078 * config/mips/mips.md (cpu): Add 5kf name.
1079 (includes): Includes 5k.md.
1080 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1081 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1084 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1087 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1088 (cleanup_tree_cfg): ... here.
1089 Call cleanup_tree_cfg_1 until there are no more cleanups to
1092 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1094 * tree-vrp.c (compare_range_with_value): Return true or false
1095 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1096 EQ_EXPR respectively.
1098 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1100 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1103 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1105 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1106 (tree_ssa_dominator_optimize): Increment it.
1107 (dump_dominator_optimization_stats): Print it.
1109 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1110 Steven Bosscher <stevenb@suse.de>
1112 PR rtl-optimization/23117
1113 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1114 when head == tail. Tidy comment.
1116 2005-07-28 Richard Henderson <rth@redhat.com>
1118 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1119 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1120 * jump.c (rtx_renumbered_equal_p): Likewise.
1121 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1122 CONST_INT and CONST_DOUBLE.
1123 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1124 * reload.c (operands_match_p): Special case CONST_INT and
1125 CONST_DOUBLE; check mode earlier.
1127 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1130 * c-typeck.c (convert_for_assignment): Do not check
1131 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1133 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1136 * c-typeck.c (composite_type): Prefer constant size arrays to
1139 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1142 * real.c (real_from_string): Set last bit if there is a nonzero
1143 hex digit beyond GCC's internal precision.
1145 2005-07-28 Richard Henderson <rth@redhat.com>
1148 * cfgcleanup.c (try_forward_edges): Watch out for end of
1151 2005-07-28 James E Wilson <wilson@specifixinc.com>
1154 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1156 2005-07-28 Jan Hubicka <jh@suse.cz>
1158 * Makefile.in (rtl-profile.o): Kill all traces of it.
1159 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1160 * coverage.h (rtl_coverage_counter_ref): Kill.
1161 * opts.c (flag_speculative_prefetching_set): Kill.
1162 (flag_loop_optimize_set): New.
1163 (common_handle_option): Disable loop optimizer when profiling;
1164 do not handle speculative prefetching.
1165 * passes.c (init_optimization_passes): Replace pass_profiling combo
1166 by branch_prob pass.
1167 * profile.c (compute_value_histograms): Update for simplified value
1169 (rtl_register_profile_hooks): Kill.
1170 (pass_profiling): Kill.
1171 (rest_of_handle_branch_prob): Do not profile.
1172 * toplev.c (process_options): Remove speculative prefetching.
1173 * toplev.h (flag_tree_based_profiling): Kill.
1174 * tree-profile.c (prepare_instrumented_value,
1175 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1176 tree_gen_one_value_profiler, do_tree_profiling): Update for
1177 simplified datastructures.
1178 * value-prof.c: Add comment that speculative prefetching was dropped;
1179 update rest of file for simplified datastructures.
1180 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1181 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1182 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1183 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1184 rtl_mod_subtract, gen_speculative_prefetch,
1185 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1186 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1187 (gate_handle_value_profile_transformations,
1188 rest_of_handle_value_profile_transformations,
1189 pass_value_profile_transformations): Kill.
1190 * value-prof.h (histogram_value_t): Remove IL based unions.
1191 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1192 rtl_profile_hooks): Remove hooks.
1194 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1196 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1197 (cgraph_clone_node): Likewise.
1198 * cgraph.h (cgraph_clone_edge): Update prototype.
1199 (cgraph_clone_node): Likewise.
1200 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1202 (lookup_recursive_calls): Consider profile.
1203 (cgraph_decide_recursive_inlining): Fix updating; use new
1204 probability argument; use profile.
1205 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1206 * tree-inline.c (copy_bb): Update clal of clone_edge.
1207 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1209 * invoke.texi (min-inline-recursive-probability): Document.
1211 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1213 * doc/install.texi (Configuration): Update Valgrind homepage.
1215 2005-07-28 Richard Henderson <rth@redhat.com>
1218 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1219 labels we want to delete.
1220 (cfg_layout_merge_blocks): Likewise.
1222 2005-07-28 Richard Henderson <rth@redhat.com>
1225 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1226 when expanding to nothing.
1228 2005-07-28 Josh Conner <jconner@apple.com>
1230 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1231 (cgraph_decide_inlining_of_small_functions): Likewise.
1233 2005-07-28 Josh Conner <jconner@apple.com>
1235 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1236 direction of badness if negative.
1237 (cgraph_default_inline_p): Add reason to parameters, and assign it
1239 (cgraph_decide_inlining_of_small_functions): New parameter in call
1240 to cgraph_default_inline_p.
1241 (cgraph_decide_inlining_incrementally): Likewise.
1242 * cgraphunit.c (decide_is_function_needed): Likewise.
1243 * cgraph.h (cgraph_default_inline_p): Likewise.
1245 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1247 * builtins.c: Fix comment typo(s).
1248 * genautomata.c: Likewise.
1249 * gimplify.c: Likewise.
1250 * tree-dfa.c: Likewise.
1251 * tree-flow-inline.h: Likewise.
1252 * tree-into-ssa.c: Likewise.
1253 * tree-ssa-alias.c: Likewise.
1254 * tree-ssa-ccp.c: Likewise.
1255 * tree-ssa-copy.c: Likewise.
1256 * tree-ssa-dce.c: Likewise.
1257 * tree-ssa-dom.c: Likewise.
1258 * tree-ssa-operands.c: Likewise.
1259 * tree-tailcall.c: Likewise.
1260 * tree-vectorizer.c: Likewise.
1261 * tree-vrp.c: Likewise.
1264 2005-07-28 Jeff Law <law@redhat.com>
1266 * tree-vrp.c (test_for_singularity): Extracted from ...
1267 (simplify_cond_using_ranges): Attempt to simplify a relational
1268 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1270 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1272 PR tree-optimization/22506
1273 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1274 phis whose argument is constant.
1276 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1278 PR rtl-optimization/18992
1279 Back out this patch:
1280 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1281 PR optimization/12142
1282 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1283 uses of the register in the SET_SRC. Remove unnecessary argument.
1285 Replace it with this:
1286 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1287 if flag_non_call_exceptions is set and the insn may trap, pass
1288 pc_rtx as dest for recursion.
1289 In SET_SRC part of SET case, if dest is already set, pass it down
1292 2005-07-28 Jan Hubicka <jh@suse.cz>
1294 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1295 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1296 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1298 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1299 profile when available.
1301 2005-07-28 Jan Beulich <jbeulich@novell.com>
1303 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1304 (ia64_print_operand): Describe and handle 'X'.
1305 (ia64_register_move_cost): Also handle FP_REGS.
1306 (ia64_preferred_reload_class): Likewise.
1307 (ia64_secondary_reload_class): Likewise.
1308 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1309 it. Also check for ITANIUM_CLASS_FLDP.
1310 * config/ia64/ia64.h (FP_REGNO_P): New.
1311 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1312 (reg_class): Add FP_REGS.
1313 (REG_CLASS_NAMES): Adjust for it.
1314 (REG_CLASS_CONTENTS): Likewise.
1315 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1316 (REG_CLASS_FROM_LETTER): Handle 'x'.
1317 (CLASS_MAX_NREGS): Handle FP_REGS.
1318 (MEMORY_MOVE_COST): Likewise.
1319 * config/ia64/ia64.md (itanium_class): Add fldp.
1320 (type): Handle fldp.
1321 (movti_internal): More allowable operand combinations. Use ldfp8 when
1322 splitting unnecessary. Remove predicable attribute. Adjust
1323 itanium_class attribute.
1324 (smuldi3_highpart): Remove outdated comment.
1325 (mulditi3, umulditi3, rotlti3): New expanders.
1326 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1327 (absti2): Disabled new insn for future reference.
1328 Respective new splitters.
1329 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1330 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1331 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1333 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1335 PR rtl-optimization/23047
1336 * simplify-rtx.c (simplify_const_relational_operation): Respect
1337 flag_wrapv for comparisons with ABS.
1339 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1341 PR tree-optimization/22493
1342 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1343 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1345 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1347 * config/frv/frv.opt (moptimize-membar): New.
1349 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1351 * config/frv/frv.h: Remove machine_function definition.
1353 * config/frv/frv.c (struct frv_io): New.
1354 (struct machine_function): Moved from frv.h. Add has_membar_p.
1355 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1356 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1357 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1358 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1359 (frv_reorg): Call frv_optimize_membar when appropriate.
1360 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1361 (frv_expand_builtin): Adjust calls accordingly.
1362 (frv_io_address_cookie): New function.
1363 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1364 load or store rather than a special insn. Add ccnstant address and
1365 io-type operands to the membar.
1366 (frv_ifcvt_modify_tests): Unsign regno.
1367 (frv_ifcvt_modify_tests): Same.
1369 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1370 UNSPEC_OPTIONAL_MEMBAR constant.
1371 (builtin_read_<mode>): Delete.
1372 (builtin_write_<mode>): Delete.
1373 ("optional_membar_<mode>"): Add operand.
1375 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1376 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1377 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1378 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1379 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1380 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1381 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1382 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1383 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1385 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1387 * df.c (df_uses_record): Handle SCRATCH.
1389 2005-07-28 Steven Bosscher <stevenb@suse.de>
1392 * passes.c (rest_of_decl_compilation): If decl is a type and
1393 we have encountered errors, don't emit debug information.
1395 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1397 * params.def: Fixed comment.
1399 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1402 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1403 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1404 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1406 2005-07-27 Steven Bosscher <stevenb@suse.de>
1409 * varasm.c (assemble_start_function): Don't do anything that may
1410 require a CFG if the current function is a thunk.
1412 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1414 * doc/install.texi (Prerequisites): Mention that perl is needed
1415 to do export control in libstdc++ targetting Darwin.
1417 2005-07-27 Steven Bosscher <stevenb@suse.de>
1419 PR rtl-optimization/17808
1420 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1421 (sched_insns_conditions_mutex_p): Split out from...
1422 (add_dependence): ...here. But don't call it from here.
1423 (add_dependence_list): Check sched_insns_conditions_mutex_p
1424 before calling add_dependence.
1425 (add_dependence_list_and_free): Likewise.
1426 (fixup_sched_groups): Likewise.
1427 (sched_analyze_1): Likewise.
1428 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1429 (sched_analyze): Likewise.
1430 (sched_analyze_insn): Likewise.
1431 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1432 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1433 dependencies on all COND_EXEC insns to jumps ending basic blocks
1434 when doing intrablock scheduling.
1435 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1437 2005-07-27 Jeff Law <law@redhat.com>
1439 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1440 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1441 equivalency sets, correctly handle the case were vr0 has an
1442 equivalency set, but vr1 does not.
1444 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1446 PR tree-optimization/23073
1447 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1448 vect_print_dump_info before fprintf.
1450 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1452 PR tree-optimize/22348
1453 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1454 Fold the partial computation.
1456 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1458 PR tree-optimization/22325
1459 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1461 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1463 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1464 (force_var_cost): ... this function.
1465 (compute_phi_arg_on_exit): Export.
1467 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1469 PR tree-optimization/20773
1470 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1473 2005-07-27 Richard Guenther <rguenther@suse.de>
1475 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1476 Avoid pushing again if current struct contains only
1477 fields we decomposed.
1479 2005-07-27 Jan Hubicka <jh@suse.cz>
1481 PR tree-optimization/22574
1482 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1485 * tree-tailcall.c (decrease_profile): New function.
1486 (eliminate_tail_call): Use it.
1488 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1489 visibility flags correctly in whole program mode.
1491 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1493 PR rtl-optimization/22472
1494 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1496 2005-07-26 Steven Bosscher <stevenb@suse.de>
1498 PR tree-optimization/22504
1499 * tree-complex.c (expand_complex_addition): Use 'code' instead
1500 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1502 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1504 * config.gcc (cpu_type): Add frv case.
1505 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1506 (supported_defaults): Add fr550 case.
1508 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1511 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1512 whether a pointer of type T * may point to objects of type T *.
1514 2005-07-26 DJ Delorie <dj@redhat.com>
1516 * configure: Regenerate.
1518 2005-07-26 Dale Johannesen <dalej@apple.com>
1520 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1522 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1524 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1525 Clarify use of "build" in name.
1527 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1529 * doc/extend.texi (Raw read/write Functions): New section.
1530 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1531 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1532 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1533 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1534 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1535 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1536 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1537 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1538 * config/frv/frv.c: Add bdesc_loads global.
1539 Add bdesc_stores global.
1540 (frv_init_builtins): Add support for __builtin_{read/write}*.
1541 (frv_volatile_memref): New.
1542 (frv_expand_load_builtin): New.
1543 (frv_expand_store_builtin): New.
1544 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1545 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1546 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1547 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1548 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1549 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1550 (builtin_read_<mode>): New.
1551 (builtin_write_<mode>): New.
1552 (builtin_write64): New.
1553 (optional_membar_<mode>): New.
1555 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1557 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1558 (rather than units) against HOST_BITS_PER_WIDE_INT.
1560 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1562 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1563 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1564 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1565 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1568 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1569 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1570 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1572 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1574 2005-07-26 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/22486
1577 * fold-const.c (fold_unary): Fold away useless component
1578 references of the form (T *)&T.x, if the address
1581 2005-07-25 James E Wilson <wilson@specifixinc.com>
1583 * dwarf2out.c (add_call_src_coords_attributes): New.
1584 (gen_inlined_subroutine_die): Call it.
1585 (maybe_emit_file, init_file_table): Add comments.
1586 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1588 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1589 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1590 * tree.h (BLOCK_SOURCE_LOCATION): New.
1591 (struct tree_block): New field locus.
1593 2005-07-26 Andreas Schwab <schwab@suse.de>
1595 PR rtl-optimization/23043
1596 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1597 when allocating a struct unoccr.
1599 2005-07-25 Richard Henderson <rth@redhat.com>
1602 * tree-complex.c (gate_no_optimization): True if errors.
1603 * Makefile.in (tree-complex.o): Update dependencies.
1605 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1607 * config/frv/predicates.md (integer_register_operand): Use
1610 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1613 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1615 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1617 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1619 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1620 types when flag_unsafe_math_optimizations is true.
1622 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1624 * gcc.c (option_map): Add --sysroot.
1625 (process_command): Handle --sysroot.
1626 (display_help): Document it.
1627 * doc/cppopts.tex (-isysroot): Document.
1628 * doc/invoke.texi (--sysroot): Document.
1629 * doc/install.texi (--with-build-sysroot): Document.
1631 * Makefile.in (inhibit_libc): New variable.
1632 (INHIBIT_LIBC_CFLAGS): Likewise.
1633 (LIBGCC2_CFLAGS): Include
1634 $(INHIBIT_LIBC_CFLAGS).
1635 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1636 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1637 ($(T)crtend.o): Likewise.
1638 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1639 ($(T)crtendS.o): Likewise.
1640 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1641 ($(T)crtendT.o): Likewise.
1642 (stmp-fixinc): Do not complain about missing headers if
1644 * configure.ac (inhibit_libc): Set it to true/false.
1645 (--with-build-sysroot): New option. Use it to set
1647 * configure: Regenerated.
1649 2005-07-25 Manfred Hollstein <mh@suse.com>
1651 * calls.c (store_one_arg): Fix unsigned comparison warning.
1653 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1656 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1657 (ggc_print_statistics): Initialize variable before use.
1659 2005-07-25 Richard Guenther <rguenther@suse.de>
1661 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1662 calling with a PHI_NODE argument.
1664 * tree-flow-inline.h (overlap_subvar): Protect against
1667 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1669 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1670 * configure: Regenerate.
1672 2005-07-25 Ira Rosen <irar@il.ibm.com>
1674 * expr.c (highest_pow2_factor): Make extern.
1675 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1676 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1677 record_array_differ_p, array_ptr_differ_p): Likewise.
1678 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1679 additional cases. Call the above functions.
1680 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1681 base_object_differ_p when there are two base objects. Otherwise, compare
1682 base address and offset. Call may_alias_p.
1683 (dump_data_reference): Use a correct field name.
1684 (analyze_array): Make static. Initialize new data-ref fields.
1685 (analyze_indirect_ref): New function.
1686 (init_data_ref): Initialize new data-ref fields.
1687 (strip_conversion): Moved from tree-vect-analyze.c.
1688 (analyze_offset_expr, get_ptr_offset, address_analysis,
1689 object_analysis): Likewise.
1690 (analyze_offset): New function.
1691 (create_data_ref): Likewise.
1692 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1693 dimensions for ARRAY_REFs only.
1694 (build_classic_dist_vector): Make static.
1695 (access_functions_are_affine_or_constant_p): Call macro to get the
1696 address of access functions.
1697 (compute_all_dependences): Add new parameter
1698 compute_self_and_read_read_dependences. Compute self and read-read
1699 dependences if it is true.
1700 (find_data_references_in_loop): Call create_data_ref. Initialize new
1702 (compute_data_dependences_for_loop): Add new parameter
1703 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1704 compute nb_loops. Call compute_all_dependences,
1705 build_classic_dist_vector and build_classic_dir_vector with correct
1707 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1708 with correct parameters. Compare dimensions for ARRAY_REFs only.
1709 (free_data_refs): Call macro to free access functions.
1710 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1711 fields from stmt_vinfo.
1712 (struct base_object_info): New structure.
1713 (struct data_reference): Move fields to base_object_info. Add fields
1714 first_location and object_info for above structures. Move fields from
1715 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1716 aligned_to. Add macros to access the new fields.
1717 Update functions declarations.
1718 * tree-flow.h (is_aliased_with): Declare.
1719 * tree-loop-linear.c (linear_transform_loops): Call
1720 compute_data_dependences_for_loop with correct parameters.
1721 * tree-ssa-alias.c (is_aliased_with): New function.
1722 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1723 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1724 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1725 vect_base_addr_differ_p, compute_subscript_distance and
1726 build_classic_dist_vector. Add printings. Check absolute value of
1728 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1730 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1731 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1732 to bytes. Add printing.
1733 (vect_compute_data_refs_alignment): Go through loads and stores in one
1735 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1736 vect_analyze_data_ref_access): Likewise.
1737 (vect_analyze_pointer_ref_access): Remove.
1738 (vect_address_analysis, vect_object_analysis): Likewise.
1739 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1740 and analyze data-refs in the loop.
1741 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1742 fields of data-ref instead of stmt. Add init to the offset from the
1744 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1745 (vect_update_init_of_dr): Likewise.
1746 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1747 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1749 (new_loop_vec_info): Initialize new fields.
1750 (destroy_loop_vec_info): Free new fields.
1751 (vect_strip_conversion): Remove.
1752 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1753 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1754 datarefs. Add new field ddrs.
1755 Add macros for the new fields access.
1756 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1757 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1758 Remove their macros.
1759 * tree.h (highest_pow2_factor): Declare.
1761 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1763 * calls.c (store_one_arg): Check for sibling call MEM arguments
1764 from already clobbered incoming argument area.
1766 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1768 * c-common.c (check_missing_format_attribute): New.
1769 * c-common.h (check_missing_format_attribute): Likewise.
1770 * c-typeck.c (convert_for_assignment): Use it.
1772 2005-07-24 Andreas Schwab <schwab@suse.de>
1774 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1775 register use a word move. Correct operand of ext.w in 68000 code.
1777 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1779 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1780 variables as declarations, rather than definitions.
1782 2005-07-24 Ira Rosen <irar@il.ibm.com>
1784 PR tree-optimization/22526
1785 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1788 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1790 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1791 that C99 reserve for future use. Use it to define clog10,
1792 clog10f and clog10l.
1794 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1796 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1797 * configure.ac: Check for -Wmissing-format-attribute.
1799 * configure: Regenerate.
1801 2005-07-23 Richard Henderson <rth@redhat.com>
1803 PR tree-optimization/22623
1804 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1806 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1809 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1811 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1813 * Makefile.in (C_TREE_H): Update dependencies.
1814 * c-tree.h: Include toplev.h.
1815 * diagnostic.h (diagnostic_set_info): Add format attribute.
1816 * rtl-error.c (diagnostic_for_asm): Likewise.
1818 2005-07-23 Chao-ying Fu <fu@mips.com>
1820 * config/mips/mips-dsp.md: New file.
1821 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1822 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1824 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1825 MIPS_BUILTIN_BPOSGE32.
1826 (mips_expand_builtin_direct): Add one parameter to indicate that
1827 builtin functions need to return a value.
1828 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1830 (mips_regno_to_class): Add classes for 12 new DSP registers.
1831 (mips_subword): Change to check four HI registers.
1832 (mips_output_move): Output move to and from 6 new DSP accumulators.
1833 (override_options): Make sure -mdsp and -mips16 are not used together.
1834 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1836 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1838 (print_operand): Add 'q' for printing DSP accumulators.
1839 (mips_cannot_change_mode_class): Check ACC_REGS.
1840 (mips_secondary_reload_class): Check ACC_REGS.
1841 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1842 (mips_register_move_cost): Check ACC_REGS.
1843 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1844 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1845 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1846 (dsp_bdesc): New array.
1847 (bdesc_arrays): Add DSP builtin function table.
1848 (mips_prepare_builtin_arg): Check predicate again after
1850 (mips_expand_builtin): Add one more parameter to
1851 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1852 MIPS_BUILTIN_BPOSGE32.
1853 (mips_init_builtins): Initialize new function types.
1854 (mips_expand_builtin_direct): Check if builtin functions need to
1855 return a value and pass operands properly.
1856 (mips_expand_builtin_bposge): New function.
1857 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1858 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1859 (FIRST_PSEUDO_REGISTER): Increase to 188.
1860 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1861 Update for 12 new DSP registers.
1862 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1863 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1864 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1865 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1866 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1867 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1868 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1869 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1870 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1871 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1872 (REGISTER_NAMES): Add names for 12 new DSP registers.
1873 * config/mips/mips.md: Include mips-dsp.md.
1874 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1875 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1876 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1877 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1878 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1879 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1880 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1881 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1882 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1883 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1884 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1885 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1886 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1887 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1888 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1889 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1890 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1891 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1892 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1893 (UNSPEC_RDDSP): New constants.
1894 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1895 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1897 * config/mips/mips.opt (-mdsp): New option.
1898 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1899 (reg_imm10_operand): New predicates.
1900 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1901 * doc/invoke.texi (-mdsp): Document new option.
1903 2005-07-22 DJ Delorie <dj@redhat.com>
1905 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1907 * tree-inline.c (inlinable_function_p): Likewise.
1909 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1912 * toplev.c (check_global_declarations): Do not mark undefined
1913 variables as DECL_IGNORED_P.
1914 * varasm.c (first_global_object_name): GTY it.
1915 (weak_global_object_name): Likewise.
1916 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1917 a string to go into {weak,first}_global_object_name.
1919 2005-07-22 DJ Delorie <dj@redhat.com>
1921 * c-format.c (check_function_format): Change warning control
1922 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1924 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1926 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1927 &PTR->FLD a dereference of PTR.
1928 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1929 a potential dereference of PTR.
1931 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1933 PR rtl-optimization/20370
1934 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1935 call allocate_reg_info if necessary.
1937 PR rtl-optimization/21848
1938 * calls.c (emit_library_call_value_1): For const functions, add
1939 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1941 PR rtl-optimization/22445
1942 * cselib.c (target.h): Include.
1943 (rtx_equal_for_cselib_p): Allow commutative matches.
1944 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1945 Remove MODE parameter. Changed all callers.
1947 PR rtl-optimization/22258
1948 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1950 (try_combine): Use likely_spilled_retval_p.
1952 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1954 * config.gcc: Add crx-elf support.
1956 * doc/contrib.texi: Mention crx.
1957 * doc/extend.texi: Document crx extensions.
1958 * doc/install.texi: Document crx install.
1959 * doc/invoke.texi: Document crx options.
1960 * doc/md.texi: Document crx constraints.
1962 * config/crx/crx-protos.h: New file.
1963 * config/crx/crx.c: New file.
1964 * config/crx/crx.h: New file.
1965 * config/crx/crx.md: New file.
1966 * config/crx/crx.opt: New file.
1967 * config/crx/t-crx: New file.
1969 2005-07-22 Manfred Hollstein <mh@suse.com>
1971 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1973 (int_add_graph_edge): Likewise.
1974 (collapse_nodes): Likewise.
1975 (process_unification_queue): Likewise.
1977 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1978 Laurent GUERBY <laurent@guerby.net>
1980 PR tree-optimization/22336
1981 * function.c (record_block_change): Check for
1982 cfun->ib_boundaries_block.
1984 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1986 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1987 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1989 2005-07-21 DJ Delorie <dj@redhat.com>
1991 * toplev.c (warn_deprecated_use): Add warning control to warning
1993 * c-typeck.c (parser_build_binary_op): Likewise.
1994 (c_finish_if_stmt): Likewise.
1995 * c-common.c (check_function_sentinel): Likewise.
1996 (check_nonnull_arg): Likewise.
1998 2005-07-21 Richard Henderson <rth@redhat.com>
2001 * tree-complex.c (complex_ssa_name_components): New.
2002 (cvc_lookup): Allow entry not found.
2003 (create_components): Remove.
2004 (create_one_component_var, get_component_var): New.
2005 (get_component_ssa_name, set_component_ssa_name): New.
2006 (extract_component): Use get_component_ssa_name.
2007 (update_complex_components): Use set_component_ssa_name.
2008 (update_complex_components_on_edge): Likewise.
2009 (update_phi_components): Create new PHI nodes directly, instead
2010 of adding insns to edges.
2011 (tree_lower_complex): Allocate and free complex_variable_components
2012 and complex_ssa_name_components here.
2014 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2016 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2017 revert to returning false.
2019 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2022 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2024 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2027 * config/i386/i386.md (cmpxf): Change operand constraints
2028 to "nonmemory_operand".
2030 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2032 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2034 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2037 * fold-const.c (fold_build1): Add checksum for the operands.
2038 (fold_build2): Likewise.
2039 (fold_build3): Likewise.
2041 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2044 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2046 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2048 * common.opt (-fforward-propagate): Committed by mistake,
2051 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2053 * reg-stack.c: Fix comment typo(s).
2054 * tree-ssa-operands.c: Likewise.
2055 * tree-vectorizer: Likewise.
2057 2005-07-21 Nick Clifton <nickc@redhat.com>
2059 * config/sh/symbian.c: Replace C++ style line comments with C
2060 style line comments.
2061 (symbian_add_attribute): Do not use a ? operator on the LHS of
2063 (sh_symbian_handle_dll_attribute): Change the type of the
2064 method vector to "VEC(tree,gc)*" and use vector accessor
2065 macros to walk over the elements.
2066 (symbian_export_vtable_and_rtti_p): Likewise.
2067 (symbian_class_needs_attribute_p): Likewise.
2069 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2072 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2073 initialize targetm.resolve_overloaded_builtin here.
2074 (altivec_expand_overloaded_builtin): Make it non-static.
2075 * config/rs6000/rs6000-protos.h
2076 (altivec_expand_overloaded_builtin): New prototype.
2077 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2078 targetm.resolve_overloaded_builtin here.
2079 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2081 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2082 Zdenek Dvorak <dvorakz@suse.cz>
2084 PR tree-optimization/19210
2085 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2087 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2088 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2089 rely on unproven assumptions.
2090 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2091 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2092 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2093 to number_of_iterations_exit.
2094 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2095 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2096 * tree-ssa-loop-niter.c (find_loop_niter,
2097 estimate_numbers_of_iterations_loop): Likewise.
2098 (number_of_iterations_exit): Honor the new options.
2099 * doc/invoke.texi (Wunsafe-loop-optimizations,
2100 funsafe-loop-optimizations): Document them.
2102 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2104 PR rtl-optimization/22167
2105 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2107 2005-07-20 Adam Nemet <anemet@lnxw.com>
2109 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2110 __do_global_dtors_aux longcall.
2112 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2114 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2115 (old_special_pred_table): Don't reference
2116 SPECIAL_MODE_PREDICATES.
2117 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2118 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2119 * config/sh/predicates.h: Don't mention
2120 SPECIAL_MODE_PREDICATES.
2121 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2124 2005-07-20 DJ Delorie <dj@redhat.com>
2126 * config.gcc: Add m32c-elf support.
2128 * doc/contrib.texi: Mention m32c.
2129 * doc/extend.texi: Document m32c extensions.
2130 * doc/install.texi: Mention m32c.
2131 * doc/invoke.texi: Document m32c options.
2132 * doc/md.texi: Document m32c constraints.
2134 * config/m32c/addsub.md: New file.
2135 * config/m32c/bitops.md: New file.
2136 * config/m32c/cond.md: New file.
2137 * config/m32c/jump.md: New file.
2138 * config/m32c/m32c-lib1.S: New file.
2139 * config/m32c/m32c-lib2.c: New file.
2140 * config/m32c/m32c-modes.def: New file.
2141 * config/m32c/m32c-pragma.c: New file.
2142 * config/m32c/m32c-protos.h: New file.
2143 * config/m32c/m32c.abi: New file.
2144 * config/m32c/m32c.c: New file.
2145 * config/m32c/m32c.h: New file.
2146 * config/m32c/m32c.md: New file.
2147 * config/m32c/m32c.opt: New file.
2148 * config/m32c/minmax.md: New file.
2149 * config/m32c/mov.md: New file.
2150 * config/m32c/muldiv.md: New file.
2151 * config/m32c/predicates.md: New file.
2152 * config/m32c/prologue.md: New file.
2153 * config/m32c/shift.md: New file.
2154 * config/m32c/t-m32c: New file.
2156 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2158 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2159 (stack_protect_set, stack_protect_test): New expanders.
2160 (stack_protect_set_si, stack_protect_set_si_media,
2161 stack_protect_set_di_media, stack_protect_test_si,
2162 stack_protect_test_si_media, stack_protect_test_di_media):
2165 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2167 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2169 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2171 * tree.h (tree_expr_nonzero_p): Export.
2172 * fold-const.c (tree_expr_nonzero_p): Likewise.
2173 Return true for CALL_EXPRs that are alloca calls.
2174 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2176 * tree-flow.h (expr_computes_nonzero): Remove.
2177 * tree-vrp.c (expr_computes_nonzero): Remove.
2178 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2179 (extract_range_from_unary_expr): Likewise.
2180 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2181 tree_expr_nonzero_p.
2183 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2185 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2186 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2187 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2188 All callers changed.
2189 (frame_related_constant_load): New arg "related" which controls
2190 setting of RTX_FRAME_RELATED_P. All callers changed.
2191 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2192 (bfin_expand_prologue): Add stack limit checking.
2193 * config/bfin/bfin.md (trapifcc): New pattern.
2195 * config/bfin/bfin.c: Include "langhooks.h".
2196 (def_builtin): Go through lang_hooks to call builtin_function.
2198 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2199 * config/bfin/predicates.md (symbol_ref_operand): New.
2200 (call_insn_operand): Delete. All callers changed to use
2201 register_no_elim_operand.
2202 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2204 (function_arg): Use it to generate the call's operand 2.
2205 (bfin_longcall_p): New function.
2206 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2207 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2208 determine if the address needs to be in a REG.
2209 (bfin_handle_longcall_attribute): New function.
2210 (bfin_attribute_table): Add "longcall" and "shortcall".
2211 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2212 (CUMULATIVE_ARGS): New member call_cookie.
2213 (PREDICATE_CODES): Add symbol_ref_operand.
2214 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2215 extra USE to the pattern.
2216 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2217 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2218 sibcall_value_insn; now the new patterns handle direct calls and the
2219 old ones indirect calls.
2220 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2222 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2224 * doc/trouble.texi: Update section on handling of empty loops.
2226 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2228 * config.gcc: Remove support for sparc-*-openbsd*,
2229 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2231 * config.host: Remove support for i860-*-sysv4* as a host.
2232 * config/i860/*, config/ip2k/*, config/ns32k/*,
2233 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2234 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2235 mention obsolete ports.
2237 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2239 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2241 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2242 of frame_pointer_rtx.
2243 (sh_expand_epilogue): Likewise.
2244 (sh_set_return_address): Likewise.
2245 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2246 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2247 offsets from FRAME_POINTER_REGNUM.
2248 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2249 (sh_register_names): Add initializer for sfp.
2250 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2251 (VALID_REGISTER_P): Likewise.
2252 (FIRST_PSEUDO_REGISTER): Update.
2253 (DWARF_FRAME_REGISTERS): Define.
2254 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2255 (HARD_FRAME_POINTER_REGNUM): Define.
2256 (FRAME_POINTER_REGNUM): Redefine.
2257 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2258 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2259 from FRAME_POINTER_REGNUM.
2260 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2261 FRAME_POINTER_REGNUM.
2262 (REG_CLASS_CONTENTS): Add sfp.
2263 (REG_ALLOC_ORDER): Likewise.
2264 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2265 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2266 of frame_pointer_rtx.
2267 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2269 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2271 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2272 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2273 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2275 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2278 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2280 Make CONSTRUCTOR use VEC to store initializers.
2281 * c-common.c (complete_array_type): Update to cope with VEC in
2283 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2284 (pp_c_constructor_elts): New function.
2285 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2286 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2287 struct constructor_stack, struct initializer_stack,
2288 constructor_elements, push_init_level, pop_init_level,
2289 add_pending_init, find_init_member, output_init_element): Update to
2290 cope with VEC in CONSTRUCTOR_ELTS.
2291 * coverage.c (build_fn_info_value, build_ctr_info_value,
2292 build_gcov_info): Likewise.
2293 * expr.c (categorize_ctor_elements_1, store_constructor,
2294 expand_expr_real_1): Likewise.
2295 * fold-const.c (fold_ternary): Likewise.
2296 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2297 gimplify_init_constructor, gimplify_expr): Likewise.
2298 * tree-dump.c (dequeue_and_dump): Likewise.
2299 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2301 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2303 * tree-sra.c (generate_element_init_1): Likewise.
2304 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2305 * tree-ssa-operands.c (get_expr_operands): Likewise.
2306 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2307 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2308 (get_initial_def_for_reduction): Likewise.
2309 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2310 value handle in annotations.
2311 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2312 tree_node_structure): Add support for constr_kind.
2313 (build_vector_from_ctor, build_constructor_single,
2314 build_constructor_from_list): New functions.
2315 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2316 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2317 Update to cope with VEC in CONSTRUCTOR_ELTS.
2318 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2319 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2320 CONSTRUCTOR_APPEND_ELT): New macros.
2321 (struct constructor_elt, struct tree_constructor): New data types.
2322 (union tree_node): Add tree_constructor field.
2323 * treestruct.def: Define TS_CONSTRUCTOR.
2324 * varasm.c (const_hash_1, compare_constant, copy_constant,
2325 compute_reloc_for_constant, output_addressed_constants,
2326 initializer_constant_valid_p, output_constant,
2327 array_size_for_constructor, output_constructor): Update to cope with
2328 VEC in CONSTRUCTOR_ELTS.
2329 * vec.h (VEC_empty, VEC_copy): New macros.
2331 2005-07-19 Devang Patel <dpatel@apple.com>
2333 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2335 2005-07-19 Richard Henderson <rth@redhat.com>
2338 * gimplify.c (gimplify_expr): Use main variant type for the temp
2339 destination for a discarded volatile read.
2340 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2341 casts between non-void types that change volatility.
2343 2005-07-15 DJ Delorie <dj@redhat.com>
2345 * toplev.h: Add comment about the first parameter for warning().
2346 * errors.h: Likewise.
2348 * c.opt (Wpragmas): New.
2349 * doc/invoke.texi: Document it.
2351 * function.c (do_warn_unused_parameter): Add warning control to
2353 * c-decl.c (warn_if_shadowing): Likewise.
2354 * c-lex.c (cb_def_pragma): Likewise.
2355 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2356 (pop_alignment): Likewise.
2357 (handle_pragma_pack): Likewise.
2358 (apply_pragma_weak): Likewise.
2359 (handle_pragma_weak): Likewise.
2360 (handle_pragma_redefine_extname): Likewise.
2361 (add_to_renaming_pragma_list): Likewise.
2362 (handle_pragma_extern_prefix): Likewise.
2363 (maybe_apply_renaming_pragma): Likewise.
2364 (handle_pragma_visibility): Likewise.
2366 * config/c4x/c4x-c.c (BAD): Likewise.
2367 (c4x_parse_pragma): Likewise.
2368 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2369 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2370 (rs6000_pragma_longcall): Likewise.
2371 * config/v850/v850-c.c (pop_data_area): Likewise.
2372 (ghs_pragma_section): Likewise.
2373 (ghs_pragma_section): Likewise.
2374 (ghs_pragma_interrupt): Likewise.
2375 (ghs_pragma_starttda): Likewise.
2376 (ghs_pragma_startsda): Likewise.
2377 (ghs_pragma_startzda): Likewise.
2378 (ghs_pragma_endtda): Likewise.
2379 (ghs_pragma_endsda): Likewise.
2380 (ghs_pragma_endzda): Likewise.
2382 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2383 Kenneth Zadeck <zadeck@naturalbridge.com>
2385 * Makefile.in: Removed tree-promote-statics.c
2386 * tree-promote-statics.c: Removed.
2387 * common.opt: Removed flag-promote-statics.
2389 * passes.c: Removed tree-promote-statics pass.
2390 * tree-pass.h: Ditto.
2391 * timevar.def: Removed TV_PROMOTE_STATICS.
2394 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2396 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2398 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2400 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2403 * c-common.c (check_function_arguments): Call
2404 'check_function_format' if either -Wformat or
2405 -Wmissing-format-attribute are specified.
2406 * c-format.c (check_function_format): Check -Wformat before
2407 calling 'check_format_info'.
2408 * c-opts.c (c_common_post_options): Don't warn for
2409 -Wmissing-format-attribute without -Wformat.
2410 * c-typeck.c (convert_for_assignment): Detect additional cases for
2411 -Wmissing-format-attribute.
2412 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2415 2005-07-19 Richard Guenther <rguenther@suse.de>
2417 * config/i386/i386.md (lrint<mode>2): Use temporary
2418 instead of clobbering non-existent memory.
2420 2005-07-19 Nick Clifton <nickc@redhat.com>
2422 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2423 statement to avoid displaying ASCII control characters.
2425 2005-07-19 Ben Elliston <bje@au.ibm.com>
2427 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2428 * cfganal.c (find_edge_index): Ditto.
2429 * combine.c (combine_instructions): Ditto.
2430 * ddg.c (create_scc): Ditto.
2431 (find_successors): Ditto.
2432 (find_predecessors): Ditto.
2433 (find_nodes_on_paths): Ditto.
2434 (longest_simple_path): Ditto.
2435 * flow.c (update_life_info): Ditto.
2436 (count_or_remove_death_notes): Ditto.
2437 (clear_log_links): Ditto.
2438 * modulo-sched.c (generate_reg_moves): Ditto.
2439 (find_max_asap): Ditto.
2440 (find_max_hv_min_mob): Ditto.
2441 (find_max_dv_min_mob): Ditto.
2442 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2443 * sched-rgn.c (extract_edgelst): Ditto.
2444 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2445 (dump_update_ssa): Ditto.
2446 (ssa_names_to_replace) Ditto.
2447 (switch_virtuals_to_full_rewrite): Ditto.
2448 (update_ssa): Ditto.
2449 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2451 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2453 Fix PR tree-optimization/22483
2455 * tree-complex.c (create_components): Use
2456 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2457 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2458 * tree-flow.h (safe_referenced_var_iterator): New structure.
2459 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2460 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2461 safe_referenced_var iterator.
2462 (add_type_alias): Ditto.
2464 2005-07-19 Steven Bosscher <stevenb@suse.de>
2466 * loop-init.c (rest_of_handle_loop2): Remove.
2467 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2468 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2469 (pass_rtl_loop_init, pass_rtl_loop_done,
2470 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2471 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2472 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2473 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2474 pass_tree_loop_done, and pass_tree_unswitch.
2475 (gate_loop): Rename to gate_tree_loop.
2476 * passes.c (init_optimization_passes): Update for renamed tree
2477 loop passes. Add the new loop2 passes as subpasses of loop2.
2478 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2479 Update for the renamed tree loop passes.
2481 2005-07-18 Ian Lance Taylor <ian@airs.com>
2484 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2485 blocks when optimizing.
2487 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2489 * common.opt (frename-registers): Initialize to 2.
2491 (fgcse-after-reload): Ditto.
2492 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2493 (process_options): Only change flag_web, flag_rename_registers,
2494 and flag_rerun_cse_after_loop if not explicitly set by user.
2496 2005-07-18 Jan Beulich <jbeulich@novell.com>
2498 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2499 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2500 in 64-bit mode the same as DImode in 32-bit mode.
2501 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2502 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2503 mode. Add new mode parameter.
2504 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2505 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2506 x86_64_shift_adj): New expanders.
2507 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2508 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2510 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2511 DImode shift splitters.
2512 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2513 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2516 2005-07-18 Jan Beulich <jbeulich@novell.com>
2518 * i386.md (movdi_extzv_1): New.
2519 (zero_extendhidi2): Combine alternatives and never force use of
2521 (zero_extendqidi2): Likewise. Don't restrict input selection.
2523 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2525 Fix PR tree-optimization/22531
2526 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2529 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2531 * tree-promote-statics.c (pass_promote_statics): Change dump file
2534 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2536 * tree-optimize.c (init_tree_optimization_passes): Add
2537 pass_eliminate_useless_stores pass.
2538 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2539 * tree-ssa-pre.c (is_copy_stmt): New function.
2540 (follow_copies_till_vuse): Ditto.
2541 (do_eustores): Ditto.
2542 (gate_eustores): Ditto.
2544 2005-07-16 Richard Henderson <rth@redhat.com>
2546 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2548 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2549 Kenneth Zadeck <zadeck@naturalbridge.com>
2551 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2552 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2553 ipa-type-escape.h, tree-promote-statics.c
2554 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2555 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2556 tree-promote-statics.c: new files.
2557 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2558 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2559 int nonlocal_set_p, mark_constant_function): Deleted.
2560 (rest_of_handle_cfg): Removed call to mark_constant_function.
2561 (nonoverlapping_component_refs_p): Added calls to support
2562 type based aliasing.
2563 * tree-ssa-alias.c (may_alias_p,
2564 compute_flow_insensitive_aliasing): Ditto.
2565 * calls.c (flags_from_decl_or_type): Removed reference to
2567 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2568 too many arguments. This is necessary for Spec 2000.
2569 * cgraph.h (const_function, pure_function): Removed.
2570 * common.opt: Added "fipa-pure-const", "fipa-reference",
2571 "fipa-type-escape", and "ftree-promote-static".
2573 * passes.c: Added ipa and tree-promote-statics passes.
2574 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2575 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2576 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2577 * tree-flow.h: Added exposed sra calls and addition of
2578 reference_vars_info field for FUNCTION_DECLS.
2579 * tree-pass.h: Added passes.
2580 * tree-sra.c: (sra_init_cache): New function.
2581 (sra_insert_before, sra_insert_after) Made public.
2582 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2584 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2585 aliasing. (may_alias_p): Added code to use type escape analysis to
2587 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2588 code to prune clobbers of static variables based on information
2589 produced in ipa-reference pass. Changed call clobbering so that
2590 statics are not marked as clobbered if the call does not clobber
2593 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2595 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2598 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2600 * doc/install.texi (*-*-solaris2*): Document recommended version
2601 of GNU binutils and mention GNU linker problem on Solaris 10.
2603 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2606 * c-decl.c (c_build_bitfield_integer_type): New function.
2607 (finish_struct): Call it.
2608 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2610 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2612 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2615 2005-07-16 Jan Hubicka <jh@suse.cz>
2617 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2618 (scale_bbs_frequencies_int): Watch roundoff errors.
2619 * predict.c (return_prediction): Initialize return_stmt.
2621 2005-07-16 Jan Hubicka <jh@suse.cz>
2623 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2624 after RTL profiling.
2626 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2629 * fold-const.c (build_range_check): Convert high/low to etype
2630 if we are only comparing against exp.
2632 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2634 Fix PR tree-optimization/22376
2635 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2637 (need_to_solve): New function.
2638 (compute_points_to_sets): Use it.
2640 2005-07-15 Jan Hubicka <jh@suse.cz>
2642 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2643 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2645 2005-07-15 Richard Guenther <rguenther@suse.de>
2647 * c-common.c (handle_flatten_attribute): New function.
2648 Add flatten function attribute.
2649 * doc/extend.texi: Document flatten function attribute.
2650 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2651 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2653 (cgraph_decide_inlining): Handle functions with flatten
2656 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2658 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2659 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2660 UNSPEC_XCHG, UNSPEC_AND): New.
2661 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2662 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2663 * config/rs6000/sync.md (FETCHOP): New code macro.
2664 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2666 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2667 (sync_compare_and_swap<mode>): Same.
2668 (sync_lock_test_and_set<mode>): Same.
2669 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2670 for QImode and HImode, and not PPC405.
2671 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2672 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2673 (sync_<fetchop>{si,di}_internal): New.
2674 (sync_nand{si,di}_internal): New.
2675 (sync_old_<fetchop>{si,di}_internal): New.
2676 (sync_old_nand{si,di}_internal): New
2677 (sync_new_<fetchop>{si,di}_internal): New.
2678 (sync_new_nand{si,di}_internal): New.
2679 (atomic_and{si,di}): New.
2680 (sync_new_nand{si,di}_internal): New.
2681 (atomic_and{si,di}): New.
2682 (sync_add<mode>_internal): Delete.
2683 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2684 (sync_sub<mode>_internal): Delte.
2685 (sync_subshort_internal): New.
2686 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2687 (sync_anddi_internal): Delete.
2688 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2689 (sync_booldi_internal): Delete.
2690 (sync_boolc<mode>_internal): Delete.
2691 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2692 (sync_boolc<mode>_internal2): Delete.
2693 (sync_boolcc<mode>_internal): Delete.
2694 (isync, lwsync): Use unspec instead of unspec_volatile.
2695 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2696 Revert UNSPEC_VOLATILE.
2697 (rs6000_split_atomic_op): New.
2698 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2700 2005-07-14 Eric Christopher <echristo@redhat.com>
2702 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2703 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2705 2005-07-14 Eric Christopher <echristo@redhat.com>
2707 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2709 2005-07-14 Steven Bosscher <stevenb@suse.de>
2711 PR tree-optimization/22230
2712 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2713 the computation of the four cross productions for "range op range".
2715 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2716 Ulrich Weigand <uweigand@de.ibm.com>
2719 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2722 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2724 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2726 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2728 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2730 2005-07-14 Richard Guenther <rguenther@suse.de>
2733 * config/i386/i386-protos.h (ix86_function_value): Change
2734 prototype to match new target hook.
2735 * config/i386/i386.c (ix86_value_regno): Change prototype
2736 to take extra type argument.
2737 (TARGET_FUNCTION_VALUE): Define.
2738 (ix86_function_ok_for_sibcall): Pass extra argument to
2739 ix86_value_regno, check return slot rtx for exact match.
2740 (ix86_function_value): Take extra parameter. Dispatch to
2741 ix86_value_regno with fndecl/fntype as provided.
2742 (ix86_value_regno): Handle extra type argument.
2743 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2745 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2746 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2747 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2748 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2749 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2751 2005-07-14 Richard Guenther <rguenther@suse.de>
2753 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2754 * calls.c (expand_call): Pass fntype to hard_function_value.
2755 (emit_library_call_value_1): Likewise.
2756 * explow.c: Include target.h.
2757 (hard_function_value): Take extra argument, the fntype.
2758 Use new target hook for function_value.
2759 * expr.h (hard_function_value): Change prototype.
2760 * function.c (aggregate_value_p): Pass 0 as fntype to
2761 hard_function_value.
2762 (assign_parms): Use new target hook for function_value.
2763 Pass 0 as fntype to hard_function_value.
2764 (expand_function_end): Likewise.
2765 * reg-stack.c: Include target.h.
2766 (stack_result): Use new target hook for function_value.
2767 * target-def.h: New target hook function_value.
2768 * target.h: Likewise.
2769 * targhooks.c (default_function_value): New function.
2770 * targhooks.h (default_function_value): Declare.
2772 2005-07-13 Ian Lance Taylor <ian@airs.com>
2774 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2776 2005-07-14 Jan Hubicka <jh@suse.cz>
2778 * tree-dfa.c (dump_variable): Use default_def function.
2779 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2780 * tree-ssa.c (verify_use): Likewise.
2781 * tree-ssanames.c (release_ssa_name): Likewise.
2782 * tree-tailcall.c (eliminate_tail_call): Likewise.
2783 (tree_optimize_tail_calls_1): Likewise.
2784 * tree-vrp.c (get_value_range): Likewise.
2786 2005-07-14 Ben Elliston <bje@au.ibm.com>
2788 * gcc.c (main): Compare language[0] with '*' when iterating over
2791 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2793 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2794 "s390_emit_compare". Add handling of CCZ1mode.
2795 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2796 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2798 (s390_branch_condition_mask): Add CCZ1mode handling.
2799 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2800 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2801 Use CCZ1mode instead of CCZmode.
2802 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2804 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2806 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2808 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2810 2005-07-13 Eric Christopher <echristo@redhat.com>
2812 * config/mips/mips.c (mips_canonicalize_comparison): New.
2813 (mips_emit_int_relational): Use.
2815 2005-07-13 Eric Christopher <echristo@redhat.com>
2817 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2819 * config/s390/s390.md: Include tpf.md. Move tpf specific
2821 * config/s390/tpf.md: To here.
2822 * config/s390/s390.opt: Move tpf specific options...
2823 * config/s390/tpf.opt: to here. Add mmain option.
2824 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2825 * config/s390/tpf.h: Rewrite.
2827 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2829 * doc/tm.texi: Remove @xref{Cross-profiling}.
2831 2005-07-13 Jeff Law <law@redhat.com>
2833 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2834 expressions, test their _DECL operands for pointer equality rather
2835 than using operand_equal_p.
2837 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2839 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2840 (TARGET_POSIX_IO): This.
2841 * config/darwin.h: Likewise.
2842 * config/freebsd.h: Likewise.
2843 * config/linux.h: Likewise.
2844 * config/lynx.h: Likewise.
2845 * config/netbsd.h: Likewise.
2846 * config/rs6000/linux64.h: Likewise.
2847 * config/rs6000/linux.h: Likewise.
2848 * config/s390/tpf.h: Likewise.
2849 * config/sh/embed-elf.h: Likewise.
2850 * config/sparc/linux64.h: Likewise.
2851 * config/sparc/linux.h: Likewise.
2852 * config/svr4.h: Likewise.
2853 * gcov-io.h: Likewise.
2855 * doc/tm.texi: Updated.
2857 * libgcov.c (create_file_directory): Defined only if
2858 TARGET_POSIX_IO is defined.
2859 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2862 2005-07-13 Jan Hubicka <jh@suse.cz>
2864 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2866 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2868 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2869 structure as argument.
2871 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2873 PR tree-optimization/21921
2874 * tree-iterator.c (tsi_link_before): Support the case when
2875 tsi_end_p (tsi) == true.
2877 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2879 PR tree-optimization/22442
2880 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2883 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2885 PR rtl-optimization/20376
2886 * toplev.c (process_options): Enable -fweb and -frename-registers when
2888 * doc/invoke.texi: Update the information about when -fweb and
2889 -frename-registers are enabled.
2891 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2894 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2895 if *rhs_p is not a SSA_NAME.
2897 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2899 Fix PR tree-optimization/22422
2900 * tree-ssa-structalias.c (struct variable_info): Add flag for
2902 (get_varinfo): Now a static function.
2903 (new_varinfo): init has_union and is_special_var to false.
2904 (solution_set_add): Check has_union.
2905 (do_da_constraint): Move temporary variable so it gets reset
2907 Also check for special variable.
2908 (do_ds_constraint): Ditto.
2909 (do_sd_constraint): Ditto.
2910 (do_structure_copy): Check for special variable.
2911 (find_func_aliases): Ditto.
2912 (init_base_vars): Set special vars properly.
2914 2005-07-13 Jan Hubicka <jh@suse.cz>
2916 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2919 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2920 (get_expr_operands): Fix thinko wrt flags and subvars.
2922 PR tree-optimize/22379
2923 * tree-inline.c (expand_call_inline): Do not output sorry in early
2926 2005-07-12 Dale Johannesen <dalej@apple.com>
2928 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2930 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2933 * host-linux.h: Include limits.h.
2935 2005-07-12 Dale Johannesen <dalej@apple.com>
2937 * expr.c (compress_float_constant): Add cost check.
2938 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2940 2005-07-12 Dale Johannesen <dalej@apple.com>
2942 * gcc.target/i386/compress-float-sse.c: New.
2943 * gcc.target/i386/compress-float-sse-pic.c: New.
2944 * gcc.target/i386/compress-float-387.c: New.
2945 * gcc.target/i386/compress-float-387-pic.c: New.
2946 * gcc.dg/compress-float-ppc.c: New.
2947 * gcc.dg/compress-float-ppc-pic.c: New.
2949 2005-07-12 Eric Christopher <echristo@redhat.com>
2951 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2953 * config/s390/s390.md: Include tpf.md. Move tpf specific
2955 * config/s390/tpf.md: To here.
2956 * config/s390/s390.opt: Move tpf specific options...
2957 * config/s390/tpf.opt: to here. Add mmain option.
2958 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2959 * config/s390/tpf.h: Rewrite.
2961 2005-07-12 Eric Christopher <echristo@redhat.com>
2963 * gcc.c (struct infile): Update comment for language.
2964 (main): Rewrite input file resetting code.
2966 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2969 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2970 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2971 (lookup_avail_expr): Use constant_boolean_node instead
2972 of boolean_false_node/boolean_true_node.
2974 2005-07-12 Ben Elliston <bje@au.ibm.com>
2976 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2977 and use it when printing num_edges.
2979 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2981 * doc/extend.texi (Blackfin Built-in Functions): New section.
2982 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2985 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2987 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2988 s/cmpstrsi/cmpstrnsi
2989 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2991 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2992 (init_optabs): Initialize cmpstrn_optab.
2993 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2994 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2995 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2996 * config/i386/i386.md: s/cmpstr/cmpstrn
2997 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2998 * doc/md.texi: Update documentation.
3000 2005-07-11 Richard Henderson <rth@redhat.com>
3002 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3003 build_va_arg_indirect_ref.
3004 (alpha_gimplify_va_arg): Likewise.
3005 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3006 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3007 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3008 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3009 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3010 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3012 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3014 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3016 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3017 * passes.c (init_optimization_passes): Add pass_empty_loop.
3018 * tree-pass.h (pass_empty_loop): Declare.
3019 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3020 try_remove_empty_loop, remove_empty_loops): New functions.
3021 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3022 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3024 2005-07-12 Peter Barada <peter@the-baradas.com>
3028 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3029 in address registers.
3030 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3031 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3032 alternative of addsi3_5200.
3034 2005-07-11 Ian Lance Taylor <ian@airs.com>
3036 * config/mips/mips.md (ffs<mode>2): Remove.
3038 2005-07-11 Ian Lance Taylor <ian@airs.com>
3040 * doc/tree-ssa.texi (Cleanups): Improve description of
3042 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3044 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3046 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3047 * tree.h (DECL_ARGUMENT_FLD): New macro.
3049 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3051 Fix PR tree-optimization/22404
3053 * tree-ssa-structalias.c (create_variable_info_for): Use
3056 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3058 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3059 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3060 for second comparison operand.
3061 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3063 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3064 (define_insn_reservation "alu"): Likewise.
3065 (csync, ssync): Now of type sync.
3066 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3067 -mcsync-anomaly -mspecld-anomaly.
3068 * config/bfin/bfin.opt (mcsync): Remove.
3069 (mcsync-anomaly, mspecld-anomaly): Add.
3070 * config/bfin/bfin.c: Include "insn-codes.h".
3071 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3072 (TARGET_DEFAULT_TARGET_FLAGS): New.
3073 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3075 2005-07-11 Steven Bosscher <stevenb@suse.de>
3077 * basic-block.h: Give the BB flags enum a name, bb_flags.
3078 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3079 * cfgcleanup.c (enum bb_flags): Remove here.
3080 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3081 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3082 (update_forwarder_flag): Likewise.
3083 (thread_jump): Likewise.
3084 (try_forward_edges): Likewise.
3085 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3086 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3087 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3089 2005-07-11 Richard Guenther <rguenther@suse.de>
3091 * config/i386/i386.opt: New target option -msseregparm.
3092 * config/i386/i386.c (override_options): Error out for
3093 -msseregparm but no SSE support.
3094 (ix86_function_sseregparm): Check for global sseregparm.
3095 * doc/invoke.texi: Document -msseregparm.
3097 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3099 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3100 (m32rle-*-linux*): Ditto.
3102 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3104 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3105 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3108 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3112 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3113 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3115 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3117 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3118 (varmap): Heapify varmap.
3119 (constraints): Heapify constraints.
3120 (struct constraint_graph): Heapify succs and preds.
3121 (constraint_vec_find): Update for heapification.
3122 (constraint_set_union): Ditto.
3123 (insert_into_complex): Ditto.
3124 (constraint_edge_vec_find): Ditto.
3125 (erase_graph_self_edge): Ditto.
3126 (add_graph_edge): Ditto.
3127 (get_graph_weights): Ditto.
3128 (merge_graph_nodes): Ditto.
3129 (build_constraint_graph): Ditto.
3130 (topo_visit): Ditto.
3131 (solve_graph): Ditto.
3132 (create_variable_info_for): Ditto.
3133 (init_base_vars): Ditto.
3134 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3135 (condese_varmap_nodes): Free complex vector.
3136 (clear_edges_for_node): Clear succs and preds vector.
3138 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3140 * tree-ssa-structalias.c (update_alias_info): Change counting of
3141 references to not include vdefs.
3143 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3145 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3148 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3150 * pa.c (pa_commutative_p): Make PLUS commutative when
3151 TARGET_NO_SPACE_REGS is true.
3153 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3155 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3156 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3157 * tree-dfa.c (dump_subvars_for): New.
3158 (debug_subvars_for): New.
3159 (dump_variable): Show subvariables if VAR has them.
3160 * tree-flow-inline.h (get_subvar_at): New.
3161 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3162 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3164 (struct subvar): Change fields offset and size to unsigned
3166 (dump_subvars_for): Declare.
3167 (debug_subvars_for): Declare.
3168 (get_subvar_at): Declare.
3169 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3170 to unsigned HOST_WIDE_INT *.
3171 (overlap_subvar): Likewise.
3172 * tree-gimple.c (is_gimple_reg): Always return false for
3173 SFTs and memory tags.
3174 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3176 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3177 (compute_may_aliases): Call compute_points_to_sets.
3178 (collect_points_to_info_for): Remove.
3179 (compute_points_to_and_addr_escape): Remove.
3180 (delete_alias_info): Call delete_points_to_sets.
3181 (compute_flow_sensitive_aliasing): If the call to
3182 find_what_p_points_to returns false, call set_pt_anything.
3183 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3184 (set_pt_anything): Clear pi->pt_vars.
3185 (set_pt_malloc): Remove.
3186 (merge_pointed_to_info): Remove.
3187 (add_pointed_to_expr): Remove.
3188 (add_pointed_to_var): Remove.
3189 (collect_points_to_info_r): Remove.
3190 (is_escape_site): Make extern.
3192 (create_overlap_variables_for): Call it.
3193 * tree-ssa-copy.c (merge_alias_info): Never merge
3194 flow-sensitive alias information.
3195 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3196 offset and size to be unsigned HOST_WIDE_INT.
3197 (add_to_addressable_set): Rename from note_addressable.
3198 Set TREE_ADDRESSABLE as the variables are added to the set.
3200 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3201 operands into VUSEs when adding V_MAY_DEFs for members in an
3203 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3204 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3205 (struct variable_info): Add bitfield is_heap_var.
3206 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3207 (new_var_info): Initialize is_heap_var.
3208 (get_constraint_for): Add HEAP variables to the symbol table.
3209 Mark them with is_heap_var.
3210 (update_alias_info): New. Taken mostly from the old
3211 compute_points_to_and_addr_escape.
3212 (handle_ptr_arith): New.
3213 (find_func_aliases): Call update_alias_info.
3214 Call handle_ptr_info for tcc_binary expressions.
3215 Call mark_stmt_modified.
3216 (create_variable_info_for): If DECL has subvars, do not create
3217 variables for its subvars. Always add all the fields.
3218 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3219 SFTs, then add all the SFTs of the structure.
3220 If VI->DECL is an aggregate with subvariables, add the SFT at
3222 (find_what_p_points_to): If VI is an artificial variable,
3223 translate to bitfields in SSA_NAME_PTR_INFO.
3224 If the solution is empty, set pi->pt_vars to NULL
3225 (init_base_vars): Create ANYOFFSET.
3226 (compute_points_to_sets): Rename from create_alias_vars.
3228 (pass_build_pta): Remove.
3229 (delete_points_to_sets): Rename from delete_alias_vars.
3230 (pass_del_pta): Remove.
3231 * tree-ssa-structalias.h (struct alias_info): Move from
3233 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3234 NUM_REFERENCES_SET): Likewise.
3235 (compute_points_to_sets, delete_points_to_sets): Declare.
3237 2005-07-09 Richard Henderson <rth@redhat.com>
3239 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3240 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3241 alpha_split_lock_test_and_set_12): New functions.
3242 * config/alpha/alpha-protos.h: Update.
3243 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3244 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3245 * config/alpha/sync.md (I12MODE): New.
3246 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3247 (sync_<fetchop_name><I48MODE>): Likewise.
3248 (sync_nand<I48MODE>): Likewise.
3249 (sync_old_<fetchop_name><I48MODE>): Likewise.
3250 (sync_new_<fetchop_name><I48MODE>): Likewise.
3251 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3252 (sync_compare_and_swap<I48MODE>): Likewise.
3253 (sync_lock_test_and_set<I48MODE>): Likewise.
3254 (sync_compare_and_swap<I12MODE>): New.
3255 (sync_compare_and_swap<I12MODE>_1): New.
3256 (sync_lock_test_and_set<I12MODE>): New.
3257 (sync_lock_test_and_set<I12MODE>_1): New.
3259 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3263 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3265 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3267 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3268 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3270 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3273 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3275 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3277 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3278 memory_operand constraint.
3279 (store_conditional_<mode>): Same.
3280 (sync_compare_and_swap<mode>): Same.
3281 (sync_lock_test_and_set<mode>): Same.
3283 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3285 Rewrite PIC support to more closely model actual instructions.
3286 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3287 (cris_symbol): Remove prototypes for removed functions.
3288 (cris_pic_symbol_type_of, cris_valid_pic_const)
3289 (cris_expand_pic_call_address): Prototypes for new functions.
3290 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3292 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3294 <case ':'>: Add case for new punctuation character.
3295 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3296 emitting (extra) PIC modifier.
3297 <case UNSPEC>: Do not assert for PLT.
3298 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3299 (cris_expand_prologue, cris_expand_epilogue): Check
3300 for pic_offset_table_rtx usage instead of taking
3301 current_function_uses_pic_offset_table as the final word.
3302 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3303 Remove flag_pic difference.
3304 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3305 the moral equivalents of...
3306 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3308 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3309 (cris_handle_option): Mark ARG as unused.
3310 (cris_expand_pic_call_address): New worker function for "call",
3312 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3313 output PIC constructs here.
3314 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3315 as symbol-specific modifers, not whole or part of operands.
3316 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3317 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3318 constants and flag_pic.
3319 (CONSTANT_INDEX_P): Adjust for new functions.
3320 (enum cris_pic_symbol_type): New helper type.
3321 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3322 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3323 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3325 ("movsi"): Emit actual instructions for GOT and relative access.
3326 ("*movsi_got_load"): New pattern to set up the register holding
3328 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3329 Adjust FIXME for 'S'.
3330 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3331 Use "movs" for -fpic cases.
3332 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3333 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3334 ("call", "call_value"): Just call cris_expand_pic_call_address for
3336 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3337 Remove special pattern.
3338 ("*expanded_call_side", "*expanded_call_value_side"): New
3340 (gotplt-to-plt, gotplt-to-plt-side-call)
3341 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3343 * config/cris/cris/predicates.md
3344 ("cris_general_operand_or_gotless_symbol"): Remove unused
3346 ("cris_general_operand_or_symbol"): Adjust for new functions.
3348 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3350 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3352 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3354 * Makefile.in (TREE_H): Add treestruct.def.
3355 (c-decl.o): Add pointer-set.h
3356 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3357 visibility on regular DECL's.
3358 (merge_decls): Fix the copying of decl nodes of various types for
3359 the new structures. Don't update RTL, section name, weak status,
3360 etc, on DECL's without RTL.
3361 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3362 Don't check volatile on non-variable types.
3363 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3364 to check whether we have seen arguments.
3365 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3366 flag is checked before field (flag is common, field is not).
3367 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3368 TS_DECL_COMMON could have an origin.
3369 (add_location_or_const_value_attribute): Don't check section name
3370 on non-var/function decls.
3371 (dwarf2out_var_location): Reverse order of tests.
3372 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3373 with DECL_WRTL_CHECK.
3374 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3375 * fold-const.c (fold_binary): Don't check weakness on
3376 non-var/function decls.
3377 (tree_expr_nonzero_p): Ditto.
3378 (fold_checksum_tree): Use tree_decl_extra as sizeof
3380 * ggc-page.c (extra_order_size_table): Add sizes for
3381 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3383 * gimplify.c (gimplify_bind_expr): Only set
3384 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3385 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3387 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3388 * langhooks.h (init_ts). New langhook.
3389 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3390 * print-tree.c (print_node): Update to only print fields that
3391 exist in the structures the passed decl has.
3392 * toplev.c (wrapup_global_declarations): Don't reset
3393 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3394 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3395 * tree-inline.c (remap_decl): Ditto.
3396 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3397 * tree-pretty-print.c (print_declaration): Don't print
3398 DECL_REGISTER on things that don't contain it.
3399 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3400 non-var/function decls.
3401 * tree.c (tree_contains_struct): New structure.
3402 (init_priority_for_decl): New hashtable.
3403 (tree_int_map): New structure.
3404 (tree_int_map_eq): New function.
3405 (tree_int_map_marked_p): Ditto.
3406 (tree_int_map_hash): Ditto.
3407 (tree_map): Move to tree.h.
3408 (tree_map_eq): Externalize.
3409 (tree_map_hash): Ditto.
3410 (tree_map_marked_p): Ditto.
3411 (init_ttree): Set up tree_contains_struct and call langhook.
3412 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3413 (tree_code_size): Update for new structures.
3414 (tree_node_structure): Update for new structures.
3415 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3417 (copy_node_stat): Copy init priority.
3418 (build_decl_stat): Ditto for visibility.
3419 (ts_enum_names): New.
3420 (tree_contains_struct_check_failed): New function.
3421 (decl_init_priority_lookup): Ditto.
3422 (decl_init_priority_insert): Ditto.
3423 * treestruct.def: New file.
3424 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3425 (CONTAINS_STRUCT_CHECK): Ditto.
3426 (tree_contains_struct_check_failed): New prototype.
3427 (DECL_CHECK): Removed.
3428 (DECL_MINIMAL_CHECK): New.
3429 (DECL_COMMON_CHECK): Ditto.
3430 (DECL_WRTL_CHECK): Ditto.
3431 (DECL_NON_COMMON_CHECK): Ditto.
3432 (DECL_WITH_VIS_CHECK): Ditto.
3433 (VAR_OR_FUNCTION_DECL_P): Ditto
3434 (struct tree_decl_minimal): New structure.
3435 (struct tree_decl_common): Ditto.
3436 (struct tree_decl_with_rtl): Ditto.
3437 (struct tree_decl_with_vis): Ditto.
3438 (struct tree_decl_non_common): Ditto.
3439 (struct tree_field_decl): Ditto.
3440 (struct tree_parm_decl): Ditto.
3441 (struct tree_var_decl): Ditto.
3442 (struct tree_function_decl): Ditto.
3443 (struct tree_const_decl): Ditto.
3444 (struct tree_result_decl): Ditto.
3445 (union tree_node): Add new structures.
3446 * var-tracking.c (track_expr_p): Reverse order of tests.
3448 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3450 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3452 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3453 * system.h: Poison FINALIZE_PIC.
3454 * doc/tm.texi (FINALIZE_PIC): Remove.
3456 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3459 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3460 to the correct type if we have a MODIFY_EXPR.
3462 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3464 PR tree-optimization/22360
3465 * tree.c (upper_bound_in_type): Fix calculations for casting
3466 to a non-wider signed type and casting a signed value to a
3467 wider unsigned type.
3468 (lower_bound_in_type): Fix calculations for casting to a
3469 non-wider signed type.
3471 PR tree-optimization/20139
3472 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3474 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3475 fold_cond_expr_cond.
3476 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3477 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3479 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3482 * tree-complex.c (expand_complex_libcall): Produce
3483 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3485 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3487 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3488 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3489 b" assert and inserted fastpath code for this case.
3490 (bitmap_ior): Removed "a != b" assert.
3492 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3494 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3495 (ENDFILE_SPEC): Likewise.
3496 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3498 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3499 a large stack frame at epilogue.
3501 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3503 * final.c: Include sdbout.h when required.
3505 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3507 * config.gcc (*-*-darwin*): Only one target-specific header file
3509 (powerpc-*-darwin*): Add version-specific header files.
3510 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3511 * config.in: Regenerate.
3512 * configure: Regenerate.
3513 * gcc.c: Include xregex.h.
3514 (version_compare_spec_function): New.
3515 (spec_function): Add version-compare.
3516 (replace_outfile_spec_function): Reformat comment.
3517 (compare_version_strings): New.
3518 * config/darwin-c.c (version_as_macro): New.
3519 (builtin_define): New.
3520 (darwin_cpp_builtins): New.
3521 * config/darwin-protos.h (darwin_cpp_builtins): New.
3522 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3523 (LIB_SPEC): Make unconditional, update comment.
3524 (TARGET_C99_FUNCTIONS): Define.
3525 * config/darwin.opt: Sort.
3526 (mmacosx-version-min=): New.
3527 * config/darwin7.h: Delete.
3528 * config/darwin8.h: Delete.
3529 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3530 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3531 (TARGET_C99_FUNCTIONS): Define.
3532 * config/rs6000/darwin7.h: New.
3533 * config/rs6000/darwin8.h: New.
3534 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3535 (-mmacosx-version-min): Document.
3537 2005-07-07 Ian Lance Taylor <ian@airs.com>
3539 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3541 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3544 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3546 2005-07-07 Khem Raj <kraj@mvista.com>
3548 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3549 in bytes, not words.
3551 2005-07-07 Paul Brook <paul@codesourcery.com>
3553 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3554 DEFAULT_FUNCTION_ARG_PADDING to upward.
3556 2005-07-07 Richard Henderson <rth@redhat.com>
3558 * function.c (locate_and_pad_parm): Record parameter alignment in
3559 stack_alignment_needed.
3561 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3563 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3564 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3565 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3566 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3567 (define_attr "type"): Add isync, sync, load_l, store_c.
3568 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3569 Create scratch volatile MEM.
3570 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3572 (load_locked_<mode>): New.
3573 (store_conditional_<mode>): New.
3574 (sync_compare_and_swap<mode>): Replace with splitter.
3575 (sync_lock_test_and_set<mode>): Replace with splitter.
3576 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3578 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3579 is ics. Attribute isync.
3580 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3582 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3583 and UNSPECV_SYNC_OP.
3584 (emit_unlikely_jump): New.
3585 (emit_load_locked): New.
3586 (emit_store_conditional): New.
3587 (rs6000_split_compare_and_swap): New.
3588 (rs6000_split_lock_test_and_set): New.
3589 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3590 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3591 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3592 rs6000_split_lock_test_and_set): Declare.
3593 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3594 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3595 store_c, isync, sync.
3597 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3599 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3600 filenames to gtyp-gen.h.
3601 (s-typ-gen): Use it in place of for loops.
3603 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3605 * hooks.c (hook_bool_rtx_int_false): New function.
3606 * hooks.h (hook_bool_rtx_int_false): Declare.
3607 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3608 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3609 * target.h (struct gcc_target): Add commutative_p member.
3610 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3611 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3612 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3613 (pa_commutative_p): New function.
3614 * jump.c (target.h): Include.
3615 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3616 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3618 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3620 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3621 (s390_expand_setmem): New.
3622 * config/s390/s390.c: Likewise.
3623 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3625 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3626 general_operand. Call new function "s390_expand_setmem".
3627 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3628 ("setmem_long", "*setmem_long"): ... this.
3630 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3632 * config/s390/s390.c: (optimization_options): Enable
3633 TARGET_MVCLE at -Os.
3634 * doc/invoke.texi: Document changes in default behaviour.
3635 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3637 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3639 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3640 defined by back-end.
3642 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3644 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3645 all sets in the pattern.
3646 * config/rs6000/rs6000.md (stack_protect_testsi,
3647 stack_protect_testdi): Likewise.
3649 2005-07-06 Jeff Law <law@redhat.com>
3651 * tree-vrp.c (simplify_using_ranges): Kill.
3652 (vrp_finalize): Remove call to simplify_using_ranges.
3653 (simplify_stmt_using_ranges): New function extracted from
3654 simplify_using_ranges.
3655 (simplify_div_or_mod_using_ranges): Likewise.
3656 (simplify_abs_using_ranges): Likewise.
3657 (simplify_cond_using_ranges): New function.
3658 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3659 * tree-ssa-propagate.c (substitute_and_fold): Call
3660 simplify_stmt_using_ranges if we have range information.
3662 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3664 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3665 ia64_flag_schedule_isns2.
3667 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3668 reading/writing general registers.
3669 (ia64_function_arg): Revert 2005-06-18 change.
3671 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3673 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3674 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3676 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3678 * function.c (expand_function_end): Revert part of 2005-06-27
3679 patch. Do sjlj_emit_function_exit_after after return_label.
3681 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3683 * doc/install.texi (--disable-libssp): New.
3685 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3687 * doc/invoke.texi: Update -fforce-mem documentation.
3688 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3689 code for -fforce-mem.
3690 * expmed.c: (store_bit_field,store_fixed_bit_field,
3691 extract_bit_field): Ditto.
3692 * expr.c: (convert_move): Ditto.
3693 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3694 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3695 emit_conditional_add,expand_float,expand_fix): Ditto.
3696 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3697 (common_handle_option): Issue warning when -fforce-mem specified.
3699 2005-07-06 Paul Brook <paul@codesourcery.com>
3701 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3703 * configure: Regenerate.
3705 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3707 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3709 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3711 Fix PR tree-optimization/22319
3712 Fix PR tree-optimization/22140
3713 Fix PR tree-optimization/22310
3715 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3716 variable sized types.
3717 Use correct type for intermediate structure on *a = *b structure
3720 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3722 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3724 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3725 (machine_function): Move typedef to...
3726 * config/rs6000/rs6000.c (machine_function): ... here. Add
3727 varargs_save_offset field.
3728 (rs6000_stack_t): Remove varargs_size field.
3729 (setup_incoming_varargs): Allocate varargs save area using
3730 assign_stack_local, try to make it as small as possible.
3731 Save offset from virtual_stack_vars_rtx to the save area
3732 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3733 instead of magic 8 when fp word byte size is used.
3734 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3735 instead of -RS6000_VARARGS_SIZE.
3736 (rs6000_stack_info, debug_stack_info,
3737 rs6000_initial_elimination_offset): Remove all traces of
3739 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3740 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3741 RS6000_VARARGS_AREA.
3743 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3745 PR tree-optimization/21963
3746 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3747 constant_multiple_of in the same way get_computation_cost_at does.
3749 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3751 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3752 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3753 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3754 and return its previous value.
3755 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3756 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3758 (stack_protect_set, stack_protect_test): New expanders.
3759 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3760 stack_protect_testdi): New insns.
3761 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3762 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3764 2005-07-06 Jeff Law <law@redhat.com>
3766 * tree-ssa-dce.c (cfg_altered): New global.
3767 (tree_dce_init): Initialize cfg_altered.
3768 (remove_dead_stmt): If we remove an edge in the CFG, then set
3770 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3773 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3775 * Makefile.in (stamp-collect-ld): Use
3776 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3777 ./collect-ld if it already exists.
3778 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3779 Don't remove ./nm if it already exists.
3781 2005-07-05 Devang Patel <dpatel@apple.com>
3783 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3784 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3785 * tree-vectorizer.c (vect_loop_location): New.
3786 (vect_print_dump_info): Use vect_loop_location.
3787 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3788 (vectorize_loops): Set vect_loop_location.
3789 * tree-vect-analyze.c (vect_analyze_offset_expr,
3790 vect_determin_vectorization_factor, vect_analyze_operations,
3791 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3792 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3793 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3794 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3795 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3796 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3797 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3798 vect_analyze_loop): Adjust vect_print_dump_info API.
3799 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3800 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3801 vect_finish_stmt_generation, vectorizable_assignment,
3802 vectorizable_operation, vectorizable_store, vectorizable_load,
3803 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3804 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3805 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3806 vect_transform_loop): Same.
3807 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3808 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3811 2005-07-05 Randolph Chung <tausq@debian.org>
3813 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3814 * configure: Regenerate.
3815 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3816 (pa_tls_referenced_p): Declare.
3817 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3818 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3819 (legitimize_tls_address): New.
3820 (hppa_legitimize_address): Handle TLS addresses.
3821 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3822 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3823 (emit_move_sequence): Handle TLS addresses.
3824 (pa_encode_section_info): Call default handler to handle common
3826 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3827 (CONSTANT_ADDRESS_P): Reject TLS operands.
3828 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3829 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3830 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3831 (UNSPEC_TLSLE): Define new constants.
3832 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3833 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3834 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3835 (tie_symbolic_operand, tle_symbolic_operand): New
3837 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3839 * aclocal.m4: Update macros for autoconf 2.59 style.
3840 * configure.ac: Likewise.
3842 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3844 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3845 (function_arg): Pass small aggregates in general registers on 32-bit
3847 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3849 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3851 * Makefile.in (final.o): Fix dependencies.
3853 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3857 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3858 * langhooks.c (lhd_expr_to_decl): New.
3859 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3861 (LANG_HOOKS_INITIALIZER): Update.
3862 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3863 expr_to_decl langhook.
3864 * c-tree.h (c_expr_to_decl): Declare.
3865 * c-typeck.c (c_expr_to_decl): New.
3866 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3868 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3870 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3873 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3874 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3876 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3878 * Makefile.in: Adjust dependencies.
3879 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3880 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3881 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3882 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3883 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3884 rest_of_compilation.
3886 * bb-reorder.c (gate_duplicate_computed_gotos,
3887 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3888 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3889 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3890 pass_partition_blocks): New.
3891 * bt-load.c (gate_handle_branch_target_load_optimize,
3892 rest_of_handle_branch_target_load_optimize,
3893 pass_branch_target_load_optimize): New.
3894 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3896 * cfglayout.c (pass_insn_locators_initialize): New.
3897 * cfgrtl.c (pass_free_cfg): New.
3898 * combine.c (gate_handle_combine, rest_of_handle_combine,
3900 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3901 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3902 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3903 * except.c (pass_set_nothrow_function_flags,
3904 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3906 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3907 rest_of_handle_shorten_branches, pass_shorten_branches,
3908 rest_of_clean_state, pass_clean_state): New.
3909 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3910 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3911 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3913 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3914 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3915 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3916 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3918 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3919 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3920 pass_rtl_ifcvt, gate_handle_if_after_combine,
3921 rest_of_handle_if_after_combine, pass_if_after_combine,
3922 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3923 pass_if_after_reload): New.
3924 * integrate.c (pass_initial_value_sets): New.
3925 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3926 pass_purge_lineno_notes): New.
3927 * mode-switching.c (rest_of_handle_mode_switching,
3928 pass_mode_switching): New.
3929 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3930 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3932 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3933 pass_loop_optimize): New.
3934 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3936 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3938 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3939 pass_postreload_cse): New.
3940 * profile.c (gate_handle_profiling, pass_profiling,
3941 rest_of_handle_branch_prob, pass_branch_prob): New.
3942 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3943 pass_split_before_regstack, gate_handle_split_before_regstack,
3944 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3945 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3946 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3947 pass_stack_regs): New.
3948 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3949 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3950 pass_stack_adjustments): New.
3951 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3952 pass_regrename): New.
3953 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3954 pass_delay_slots, gate_handle_machine_reorg,
3955 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3956 * rtl.h (extern void purge_line_number_notes): New.
3957 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3958 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3960 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3962 * value-prof.c (gate_handle_value_profile_transformations,
3963 rest_of_handle_value_profile_transformations,
3964 pass_value_profile_transformations): New.
3965 * var-tracking.c (gate_handle_var_tracking,
3966 pass_variable_tracking): New.
3967 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3969 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3970 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3971 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3972 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3973 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3974 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3975 rest_of_handle_gcse2, rest_of_handle_regmove,
3976 rest_of_handle_tracer, rest_of_handle_if_conversion,
3977 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3978 rest_of_handle_web, rest_of_handle_branch_prob,
3979 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3980 rest_of_handle_jump_bypass, rest_of_handle_combine,
3981 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3982 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3983 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3984 rest_of_handle_mode_switching, rest_of_handle_jump,
3985 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3986 rest_of_handle_flow2, rest_of_handle_jump2,
3987 rest_of_handle_peephole2, rest_of_handle_postreload,
3988 rest_of_handle_shorten_branches, rest_of_clean_state,
3989 rest_of_compilation): Remove.
3991 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3992 * passes.c (dump_flags, in_gimple_form, all_passes,
3993 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3994 register_dump_files, next_pass_1, last_verified, execute_todo,
3995 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3996 from tree-optimize.c.
3997 (init_optimization_passes): Moved from tree-optimize.c,
3998 adding the RTL optimizations.
3999 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4000 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4001 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4002 register_dump_files, next_pass_1, last_verified, execute_todo,
4003 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4004 init_tree_optimization_passes, ipa_passes): Delete.
4005 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4007 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4008 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4010 (ipa_passes): Remove.
4011 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4012 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4013 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4014 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4015 (dump_info_p, dump_flag): Moved to tree-dump.h.
4017 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4019 * passes.c (finish_optimization_passes): Use dump_begin
4020 and dump_end, TDI_end.
4021 (gate_rest_of_compilation): New.
4022 (pass_rest_of_compilation): Use it.
4023 (gate_postreload, pass_postreload): New.
4024 * toplev.c (general_init): Rename init_tree_optimization_passes.
4025 * toplev.h (init_tree_optimization_passes): Rename to
4026 init_optimizations_passes.
4027 * tree-dump.c (dump_flag): Make static.
4028 (dump_files): Remove RTL dumps.
4029 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4030 pass_cleanup_cfg, pass_free_cfg_annotations,
4031 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4032 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4033 * tree-pretty-print.c: Include tree-pass.h.
4034 * cgraph.c: Include tree-dump.h.
4036 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4038 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4039 Only fall back to saying it points to readonly memory if
4042 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4044 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4045 * config/m32r/m32r.c (m32r_compute_frame_size,
4046 m32r_expand_prologue): Take current_function_profile into
4047 account whenever we reference
4048 current_function_uses_pic_offset_table.
4049 (m32r_finalize_pic): Remove.
4050 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4052 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4054 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4055 instead of $<. Don't remove ./as if it already exists.
4057 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4060 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4061 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4062 for complex modes when generating code for PA 1.0.
4063 (VALID_FP_MODE_P): New macro.
4064 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4065 sets for all general and floating point modes. Align wide floating
4066 point modes to even register boundaries to comply with architectural
4068 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4069 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4070 (VALID_FP_MODE_P): New macro.
4071 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4072 sets for all general and floating point modes. Align wide floating
4073 point modes to even register boundaries to comply with architectural
4076 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4078 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4081 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4083 * tree-ssa-structalias.c: Don't include expr.h.
4085 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4087 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4090 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4092 Fix PR tree-optimization/22279
4094 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4097 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4099 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4101 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4103 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4104 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4105 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4106 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4107 config/stormy16/stormy16.c, config/v850/v850.c,
4108 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4109 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4110 Avoid "." or "\n" at end of diagnostics and capital letters at
4111 start of diagnostics.
4112 * combine.c, cse.c: Don't translate dump file output.
4113 * toplev.c (print_version): Only translate output if going to
4116 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4118 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4119 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4122 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4124 * pa.c (fix_range): Fix typo in comment.
4126 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4128 * tree-vrp.c (extract_range_from_assert): Replace
4129 fold (build (...)) with fold_build2.
4131 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4133 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4134 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4135 (format_types_orig, handle_format_attribute): Add support for
4138 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4140 * varasm.c (assemble_variable): Fix format specifier thinko.
4142 2005-07-03 Ira Rosen <irar@il.ibm.com>
4144 PR tree-optimization/22029 (and 22135)
4145 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4146 a phi node before calling dump_vops.
4148 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4150 * tree-dump.h (dump_string_field): Declare.
4151 * tree-dump.c: Use it instead of dump_string.
4152 (dump_string_field): Make non-static.
4154 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4156 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4157 up the minimal CFG stuff always when optimize > 0. Call
4158 split_all_insns_noflow in PIC case if needed.
4160 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4161 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4164 * c-decl.c (c_write_global_declarations): Dump contents of
4166 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4167 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4168 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4169 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4172 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4174 * c-common.h (GCC_DIAG_STYLE): Define.
4175 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4176 version for format checking to 4.1.
4177 * c-format.c: Include toplev.h after c-common.h.
4178 (enum format_type): Add gcc_tdiag_format_type.
4179 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4180 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4181 (format_types_orig): Add gcc_tdiag.
4182 (init_dynamic_diag_info): Support gcc_tdiag formats.
4183 (handle_format_attribute): Likewise.
4184 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4185 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4186 version for format checking to 4.1.
4187 (warning0, warning, error, pedwarn, sorry): Use
4189 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4190 (finish_aliases_1): Do not use %qE.
4191 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4192 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4193 Correct format bugs.
4194 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4195 parameter to unsigned HOST_WIDE_INT.
4196 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4198 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4201 * expr.c (write_complex_part): Use adjust_address for MEM.
4202 (read_complex_part): Same.
4204 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4206 Fix PR tree-optimization/22280
4208 * tree-sra.c (generate_element_init): Remove useless loop.
4210 2005-07-02 Richard Henderson <rth@redhat.com>
4212 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4214 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4216 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4219 * fold-const.c (fold_binary): Handle the return value of
4220 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4221 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4223 2005-07-02 Jeff Law <law@redhat.com>
4225 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4226 a eliminate type conversion which feeds an equality comparison
4227 if the original type or either operand in the comparison is a
4230 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4232 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4233 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4235 * config/avr/avr.c: Do not use '`' as left quote.
4236 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4237 Remove "." from end of diagnostics. Make diagnostics start with
4240 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4241 Joseph S. Myers <joseph@codesourcery.com>
4243 * toplev.c (default_tree_printer): Handle setting location with
4245 * c-objc.common.c (c_tree_printer): Likewise.
4246 * c-format.c (gcc_diag_flag_specs): Add '+'.
4247 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4248 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4250 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4251 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4252 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4253 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4254 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4255 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4256 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4257 format arguments where %J is used without %D.
4259 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4261 * gcc.c (LINK_SSP_SPEC): Define.
4262 (link_ssp_spec): New variable.
4263 (LINK_COMMAND_SPEC): Add %(link_ssp).
4264 (static_specs): Add link_ssp_spec.
4265 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4266 * configure: Rebuilt.
4267 * config.in: Rebuilt.
4269 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4270 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4271 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4272 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4273 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4274 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4275 -0x7008(2) instead of reading __stack_chk_guard variable.
4276 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4278 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4279 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4280 if TARGET_THREAD_SSP_OFFSET is defined.
4281 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4282 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4285 2005-06-27 Richard Henderson <rth@redhat.com>
4286 * libgcc-std.ver (GCC_4.1.0): New.
4287 * libgcc.h (__stack_chk_guard): Declare.
4288 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4289 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4290 * mklibgcc.in (lib2funcs): Add them.
4292 2005-07-01 Richard Henderson <rth@redhat.com>
4294 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4295 void * before struct sigcontext *.
4296 (x86_fallback_frame_state): Likewise.
4298 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4300 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4302 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4305 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4306 we check for SSA_NAME for.
4308 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4310 Fix PR tree-optimization/22071
4312 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4314 (get_constraint_for_component_ref): Use it.
4316 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4319 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4320 print out the last new line.
4322 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4324 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4325 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4326 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4327 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4328 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4329 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4330 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4331 (enum reg_class): New member CC0_REGS.
4332 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4333 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4334 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4335 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4336 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4337 Adjust for register now described.
4339 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4342 * config/i386/i386.md (stack_protect_test_si,
4343 stack_protect_test_di): Add earlyclobber for scratch 3.
4344 * config/rs6000/rs6000.md (stack_protect_testsi,
4345 stack_protect_testdi): Add earlyclobber for scratch 3,
4346 remove earlyclobber from scratch 4.
4348 Older entries for 2005 can be found in ChangeLog-2005.