1 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/22615
5 * tree-ssa-structalias.c (solution_set_add): Handle
6 first_vi_for_offset returning NULL.
7 (do_da_constraint): Ditto.
8 (do_sd_constraint): Ditto.
9 (do_ds_constraint): Ditto
10 (find_func_aliases): Ditto.
11 (build_constraint_graph): RHS is allowed be ANYTHING.
12 (first_vi_for_offset): Return NULL if we couldn't find anything at
15 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
17 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
18 over memory as first operand.
20 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
23 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
24 available for setting it.
26 2005-08-14 Ira Rosen <irar@il.ibm.com>
28 PR tree-optimization/23320
29 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
30 data-refs' types instead of base object nullness. Add check for
31 pointer type data-refs before first location comparison. Remove
34 2005-08-14 Andreas Schwab <schwab@suse.de>
36 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
38 2005-08-13 James E Wilson <wilson@specifix.com>
40 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
41 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
42 -fstack-protector-all, --param ssp-buffer-size): Document.
43 (-Wvariadic-macros): Alphabetize.
44 (-fsched-stalled-insns-dep): Add missing 'f'.
46 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
49 2005-08-13 David Edelsohn <edelsohn@gnu.org>
51 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
52 or indirect address operand.
53 (EXTRA_ADDRESS_CONSTRAINT): New.
54 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
56 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
58 PR tree-optimization/22236
59 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
60 successors and predecessors.
61 * tree-chrec.c (chrec_convert): Before converting, check that
63 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
64 (analyze_array): Extern.
65 (find_data_references_in_loop): Remove call to
66 compute_estimated_nb_iterations.
67 * tree-data-ref.h (analyze_array): Declared.
68 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
69 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
70 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
71 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
73 * tree-ssa-loop-ivcanon.c: Fix documentation.
74 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
75 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
76 (infer_loop_bounds_from_undefined): New.
77 (estimate_numbers_of_iterations_loop): Use
78 infer_loop_bounds_from_undefined.
79 (used_in_pointer_arithmetic_p): New.
80 (scev_probably_wraps_p): Pass an extra parameter. Call
81 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
82 (convert_step): Fix documentation.
83 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
84 Use initial_condition_in_loop_num and evolution_part_in_loop_num
85 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
86 scev_probably_wraps_p.
88 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
90 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
91 (s390_register_info): Ignore clobbered_regs information for fixed
92 registers, and only fixed registers.
93 (s390_init_frame_layout): Remove redundant call.
95 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
97 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
98 description of -Wold-style-casts.
100 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
101 Jakub Jelinek <jakub@redhat.com>
103 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
104 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
105 * config/s390/s390.c (print_operand): New output modifier 'G' added.
106 (get_thread_pointer): Renamed to s390_get_thread_pointer.
107 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
108 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
109 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
110 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
111 ("stack_protect_set", "stack_protect_test"): New expanders.
112 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
113 "stack_protect_testdi"): New insn definitions.
115 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
117 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
119 2005-08-12 Paul Brook <paul@codesourcery.com>
121 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
123 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
125 * config/s390/predicates.md (setmem_operand): New predicate.
126 (shift_count_operand): Accept ANDs with special constants as
128 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
129 with special constants.
130 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
131 shift_count_operand with setmem_operand.
133 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
135 * config/s390/s390.c (s390_extract_part, s390_single_part):
137 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
138 (s390_output_mi_thunk): Don't use lg on 31 bit.
139 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
140 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
142 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
144 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
145 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
146 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
147 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
148 with one of the new macros.
150 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
152 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
153 Don't set save_return_addr_p.
154 (s390_register_info): Make clobbered_regs not depending on
157 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
159 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
160 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
162 2005-08-11 James E. Wilson <wilson@specifix.com>
164 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
166 2005-08-11 Jakub Jelinek <jakub@redhat.com>
168 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
169 locations gathered by var-tracking in single entry loc_list
170 over loc_descriptor_from_tree.
172 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
173 pass it down to loc_descriptor.
174 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
175 (containing_function_has_frame_base): Move earlier in the file.
176 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
177 instead of always assuming fbreg can't be used.
179 2005-08-11 David Edelsohn <edelsohn@gnu.org>
181 * config/rs6000/altivec.md: Change constraint "m" to "Z".
182 * config/rs6000/predicates.md (indexed_or_indirect_operand):
183 Accept address wrapped in AND for Altivec.
184 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
185 Strip AND wrapping offset address for Altivec.
187 2005-08-11 Richard Henderson <rth@redhat.com>
190 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
191 before using TYPE_IS_SIZETYPE.
193 2005-08-11 Richard Henderson <rth@redhat.com>
196 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
197 insn types not present on ev4.
198 (alphaev5_insn_pipe): Similarly.
200 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
203 * arm.c (arm_override_options): If the user has selected callee-super-
204 interworking, then enable normal interworking.
206 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
208 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
211 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
213 * doc/rtl.texi: Fix two typos.
215 2005-08-11 Richard Guenther <rguenther@suse.de>
218 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
219 cases where we call to/from functions returning void.
221 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
224 * tree.c (build_pointer_type_for_mode): Robustify.
226 2005-08-10 James E Wilson <wilson@specifix.com>
228 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
229 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
231 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
234 2005-08-10 Eric Christopher <echristo@apple.com>
236 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
237 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
240 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
243 * config/darwin.c (machopic_indirect_data_reference): Use a new register
244 for the high part when generating dynamic-no-pic code.
246 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
248 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
249 (x86_64-*-linux*): Likewise.
251 * config/i386/crtfastmath.c: New file.
252 * config/i386/t-crtfm: Likewise.
254 * config/i386/linux.h (ENDFILE_SPEC): New.
255 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
257 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
260 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
262 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
263 (vec_shl, vec_shr): Document new operations.
264 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
266 2005-08-10 David Edelsohn <edelsohn@gnu.org>
268 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
269 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
270 change predicate to indexed_or_indirect_address.
272 2005-08-10 Richard Sandiford <richard@codesourcery.com>
274 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
275 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
276 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
278 * config/arm/unaligned-funcs.c: New file.
279 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
281 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
283 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
285 * cfglayout.c (pass_insn_locators_initialize): Add dump.
286 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
288 * except.c (pass_convert_to_eh_region_ranges): Add dump.
289 * final.c (pass_shorten_branches): Add dump.
290 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
291 (pass_life): Rename dump.
292 (rest_of_handle_flow2): Remove initial verify_flow_info.
293 * function.c (pass_instantiate_virtual_regs): Add dump.
294 * integrate.c (pass_initial_value_sets): Add dump.
295 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
296 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
297 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
298 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
299 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
300 gate_rtl_unrool_and_peel_loops): New.
301 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
302 rtl_doloop): Do not look at flags.
303 * mode-switching.c (pass_mode_switching): Add dump.
304 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
305 pass_split_before_regstack): Add dump.
306 * regmove.c (pass_stack_adjustments): Add dump.
307 * tree-optimize.c (pass_fixup_cfg): Add dump.
309 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
312 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
313 deciding which instruction sequence to use.
315 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
317 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
318 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
320 2005-08-09 Richard Guenther <rguenther@suse.de>
322 * c-common.c (builtin_function_2): Remove.
323 (def_builtin_1): New function.
324 (c_common_nodes_and_builtins): Use def_builtin_1 to
325 build builtin functions.
327 2005-08-09 Jie Zhang <jie.zhang@analog.com>
329 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
330 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
331 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
334 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
336 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
337 fold_binary instead of fold_build2 since we don't care about the
339 (loop_niter_by_eval): Likewise.
340 (compare_trees): Likewise.
341 (proved_non_wrapping_p): Likewise.
343 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
347 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
348 if the if is really empty.
350 2005-08-09 Steven Bosscher <stevenb@suse.de>
352 PR tree-optimization/23234
353 * tree-ssa-math-opts.c (place_reciprocal): New enum.
354 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
355 argument of the new enum.
356 (execute_cse_reciprocals): Add reciprocals for function arguments
357 on the unique successor edge of the entry block. Update other calls
358 to execute_cse_reciprocals_1.
360 2005-08-08 Richard Henderson <rth@redhat.com>
363 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
365 2005-08-08 Bob Wilson <bob.wilson@acm.org>
367 * expr.c (write_complex_part): Return after handling MEM.
369 2005-08-08 Josh Conner <jconner@apple.com>
371 PR rtl-optimization/23241
372 * combine.c (simplify_comparison): Fix error in determining
373 whether to lift a subreg from comparison.
375 2005-08-08 David Edelsohn <edelsohn@gnu.org>
378 * config/rs6000/altivec.md (vec_init<mode>): New.
379 (vec_set<mode>): New.
380 (vec_extract<mode>): New.
381 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
382 (rs6000_expand_vector_set): New.
383 (rs6000_expand_vector_extract): New.
384 (rs6000_legitimate_offset_address_p): Offset addresses are valid
385 for Altivec modes before reload.
386 (altivec_expand_vec_init_builtin): New.
387 (get_element_number): New.
388 (altivec_expand_vec_set_builtin): New.
389 (altivec_expand_vec_ext_builtin): New.
390 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
392 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
394 * config/rs6000/rs6000.h (rs6000_builtins): Add
395 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
396 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
397 * config/rs6000/rs6000-protos.h: Declare new functions.
399 2005-08-08 Jan Hubicka <jh@suse.cz>
401 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
402 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
403 * i386.md (movdi*): Use pic_32bit_operand.
404 * predicates.md (pic_32bit_operand): New.
406 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
409 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
411 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
413 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
414 (test_for_singularity): Use fold_build2.
416 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
418 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
420 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
422 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
423 (COMMON_ASM_OP) Define.
424 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
425 (ix86_encode_section_info): Likewise.
426 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
427 SUBTARGET_ENCODE_SECTION_INFO.
429 2005-08-06 Richard Henderson <rth@redhat.com>
432 * tree-nested.c (convert_local_reference): Save and restore val_only
433 around component_ref and friends. Clear walk_subtrees by default.
435 2005-08-06 Peter O'Gorman <peter@pogma.com>
438 * gcc.c (process_command): Check the argument to -b has a dash.
439 * doc/invoke.texi: Update -b and -V docs.
441 2005-08-06 James E Wilson <wilson@specifix.com>
443 * config/mips/cross64.h, config/mips/t-cross64: Delete.
445 2005-08-06 Michael Matz <matz@suse.de>
447 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
448 member only if only one insn is associated with the value.
450 2005-08-06 Nick Clifton <nickc@redhat.com>
452 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
454 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
455 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
456 Check symbol flags instead of symbol name mangling.
457 (xstormy16_asm_output_aligned_common): Likewise. Also
458 simplify code since the bss100_section cass is the only case
459 where the below100 code will be triggered.
460 (xstormy16_encode_section_info): Encode below100 attribute
461 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
463 (xstormy16_strip_name_encoding): Delete - this function is no
465 (TARGET_STRIP_NAME_ENCODING): Undefine.
466 * config/stormy16/stormy16-protos.h: Delete prototype for
467 xstormy16_strip_name_encoding.
469 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
471 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
472 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
473 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
474 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
475 config/alpha/predicates.md, config/arc/arc.h,
476 config/arm/arm.h, config/arm/ieee754-df.S,
477 config/arm/ieee754-sf.S, config/bfin/bfin.c,
478 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
479 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
480 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
481 config/m68hc11/m68hc11.h, config/mips/mips.c,
482 config/mips/mips.h, config/mips/openbsd.h,
483 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
484 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
485 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
486 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
487 config/sparc/linux.h, config/sparc/linux64.h,
488 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
489 doc/extend.texi, doc/gcov.texi, doc/install.texi,
490 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
491 typos. Follow spelling conventions.
493 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
496 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
497 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
498 specially. Check for side effects only for COND_EXPR.
499 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
500 return with TREE_NO_WARNING.
502 2005-08-06 Richard Sandiford <richard@codesourcery.com>
504 PR rtl-optimization/23233
505 * loop.c (combine_movables): Require the modes to be the same.
506 (move_movables): Remove handling of cases where the replacement
507 had a different mode to the original.
509 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
511 PR tree-optimization/23128
512 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
513 subtraction wrap, and set TREE_OVERFLOW if they do.
515 2005-08-05 Richard Henderson <rth@redhat.com>
518 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
521 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
524 * reload.c (find_reloads_subreg_address): Pass down TYPE
525 unchanged. Change all callers except find_reloads_toplev.
527 2005-08-05 Michael Matz <matz@suse.de>
529 * genattrtab.c (current_alternative_string): Remove.
530 (SIMPLIFY_ALTERNATIVE): Ditto.
531 (attr_alt_bit_p): Ditto.
532 (alternative_name): Make const char *.
533 (evaluate_eq_attr): Remove use of above things.
534 (simplify_test_exp): Ditto.
535 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
536 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
538 2005-08-04 James E Wilson <wilson@specifix.com>
540 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
541 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
542 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
543 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
544 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
546 2005-08-04 Richard Henderson <rth@redhat.com>
549 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
550 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
551 * tree-sra.c (decide_block_copy): Use it. Disable element copy
552 if we'd have to instantiate too many members.
554 2005-08-04 Richard Henderson <rth@redhat.com>
557 * tree-outof-ssa.c (coalesce_asm_operands): New.
558 (coalesce_ssa_name): Use it. Split out ...
559 (coalesce_phi_operands, coalesce_result_decls): ... these.
561 2005-08-04 Paul Brook <paul@codesourcery.com>
563 * read-rtl.c (read_quoted_string): Break if EOF.
565 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
567 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
568 (fold_build2): Likewise.
569 (fold_build3): Likewise.
570 (fold_build1_stat): New function prototype.
571 (fold_build2_stat): Likewise.
572 (fold_build3_stat): Likewise.
573 * fold-const.c (fold_build1): Rename to ..
574 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
575 through to build1_stat.
576 (fold_build2): Rename to ..
577 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
578 through to build2_stat.
579 (fold_build3): Rename to ..
580 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
581 through to build3_stat.
583 2005-08-04 David Edelsohn <edelsohn@gnu.org>
584 Ian Lance Taylor <ian@airs.com>
586 * function.c (assign_stack_local_1): Do not correct stack slot
587 address if allocation size is smaller than mode size.
589 2005-08-04 Diego Novillo <dnovillo@redhat.com>
592 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
593 (tree_merge_blocks): Propagate anything allowed by
595 Clarify documentation.
596 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
597 SSA form, schedule an update if necessary.
599 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
601 * doc/install.texi (Binaries): Remove broken link to
602 Sinix/Reliant Unix binaries.
604 2005-08-03 Richard Henderson <rth@redhat.com>
607 * function.c (stack_protect_epilogue): Export.
608 * tree.h (stack_protect_epilogue): Declare.
609 * calls.c (expand_call): Call it.
611 2005-08-03 Eric Christopher <echristo@apple.com>
613 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
614 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
617 2005-08-04 Jan Hubicka <jh@suse.cz>
619 * profile.c (branch_prob): Split edges with goto locus on them
620 to get proper line counts.
621 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
623 2005-08-03 Paul Brook <paul@codesourcery.com>
625 * function.c (assign_parms): Round current_function_args_size
626 to PARM_BOUNDARY, not STACK_BOUNDARY.
628 2005-08-03 Geoffrey Keating <geoffk@apple.com>
630 * config/i386/i386.c (x86_elf_aligned_common)
631 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
633 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
635 PR tree-optimization/23157
636 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
637 before emitting them.
639 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
641 PR tree-optimization/19899
642 * Makefile.in (tree-scalar-evolution.o): Add real.h.
643 * tree-scalar-evolution.c: Include real.h.
644 (add_to_evolution): Build constant -1 of correct type.
646 2005-08-03 Jan Hubicka <jh@suse.cz>
648 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
649 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
650 profile updating for complette unrolling.
651 * loop-unroll.c (peel_loop_completely): Use it.
652 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
653 (tree_unroll_loops_completely): Disable code growing unrolling of cold
656 2005-08-03 Paul Brook <paul@codesourcery.com>
658 * combine.c (can_change_dest_mode): New function.
659 (try_combine, simplify_set): Use it.
661 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
663 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
666 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
668 * doc/install.texi (Specific): Adjust link to openavr.org.
669 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
670 (Binaries): Adjust HP-UX Porting Center link.
671 (Binaries): Adjust Free Software Foundation ordering link.
673 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
675 * convert.c (convert_to_integer): Use fold_build1 instead of
676 build1 when converting an integer to an integer.
678 2005-08-02 Richard Henderson <rth@redhat.com>
680 * combine.c (combine_instructions): Don't use reg_equal/equiv
681 results if the mode doesn't match.
683 2005-08-02 Mark Mitchell <mark@codesourcery.com>
685 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
686 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
688 2005-08-02 Richard Henderson <rth@redhat.com>
691 * explow.c (memory_address): Remove special-case for
692 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
694 2005-08-02 Diego Novillo <dnovillo@redhat.com>
697 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
698 number of calls to cleanup_tree_cfg_1.
700 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
702 * doc/invoke.texi: document file extensions .F90 and .F95
704 2005-08-02 Richard Guenther <rguenther@suse.de>
706 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
707 positive if its first argument is positive.
709 2005-08-02 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/23177
712 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
715 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
717 PR tree-optimization/23129
718 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
719 varying for divisions with anti-ranges.
721 2005-08-02 Jan Hubicka <jh@suse.cz>
723 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
724 * tree-ssa-threadupdate.c (thread_block): Add it here.
726 2005-08-01 James E Wilson <wilson@specifix.com>
728 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
729 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
730 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
732 * config/mips/predicates.md (const_call_insn_operand): Add check for
733 SYMBOL_REF_LONG_CALL_P.
734 * doc/extend.texi (long_call): Document the new attribute.
736 2005-08-01 Ian Lance Taylor <ian@airs.com>
737 Richard Henderson <rth@redhat.com>
739 * Makefile.in (RTL_BASE_H): Add real.h.
740 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
742 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
744 * rtl.c (rtl_check_failed_code_mode): New.
745 * rtl.h (struct rtx_def): Add u.rv.
746 (XCMWINT, XCNMPRV): New.
747 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
748 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
750 2005-08-01 Richard Henderson <rth@redhat.com>
752 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
755 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
757 2005-08-01 Jan Hubicka <jh@suse.cz>
759 * i386-protos.h (asm_preferred_eh_data_format): Declare.
760 * i386.c: Include dwarf2.h
761 (asm_preferred_eh_data_format): New.
762 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
764 2005-08-01 Ian Lance Taylor <ian@airs.com>
766 * config/host-linux.c (linux_gt_pch_get_address): Add new name
767 randomize_va_space for virtual address randomization control.
769 2005-08-01 Steven Bosscher <stevenb@suse.de>
771 * common.opt (flag_ipa_cp): Put in right place to maintain
774 2005-08-01 Jan Hubicka <jh@suse.cz>
776 * profile.c (compute_value_histograms): Fix thinko.
777 * value-prof.c: Include toplev.h
778 (check_counter): New function.
779 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
780 tree_mod_subtract_transform): Add sanity check.
782 2005-08-01 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/23133
785 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
786 current functions parameter decls to find defs to cse
789 2005-08-01 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/23109
792 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
793 If trapping math is in effect, use post-dominator information
794 to check if we'd in any case reach a trapping point before
795 doing the reciprocal insertion.
796 (execute_cse_reciprocals): Compute post-dominators, if necessary.
797 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
798 expressions are invariant only if trapping math is not in effect.
800 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
802 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
803 cgraph_function_versioning): New declarations.
804 * cgraphunit.c: Add include to ipa-prop.h.
805 (update_call_expr, cgraph_copy_node_for_versioning,
806 cgraph_function_versioning): New functions.
807 * integrate.c (copy_decl_for_inlining): Remove.
808 * ipa-prop.h (ipa_replace_map): New struct.
809 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
810 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
811 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
812 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
813 ipcp_iterate_stage, ipcp_method_scale_print,
814 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
815 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
816 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
817 ipcp_update_bb_counts, ipcp_update_profiling,
818 ipcp_update_edges_counts): New functions.
819 (ipcp_method_cval_init): Remove restriction regarding local methods.
820 (ipcp_init_stage): Add ipcp_method_compute_scale.
821 (ipcp_insert_stage): Add versioning.
822 (ipcp_structures_print): Add ipcp_method_scale_print.
823 (ipcp_driver): Dump profiling info.
824 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
825 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
826 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
827 (struct inline_data): Add versioning_p, ipa_info, new fields.
828 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
829 declare_return_variable): Replace calls to copy_decl_for_inlining with
831 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
833 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
834 Add argument VERSIONING.
835 (copy_arguments_for_versioning, copy_static_chain,
836 function_versionable_p, tree_versionable_function_p,
837 tree_function_versioning, replace_ref_tree): New functions.
838 * tree-inline.h: Include varray.h.
839 (tree_versionable_function_p, tree_function_versioning,
840 tree copy_decl_for_dup): New declarations.
842 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
844 * ipa-cp.c: New file. Contains IPCP specific functionality.
845 * ipa-prop.h: New file. Contains structures/definitions that can be
846 used by several interprocedural data flow optimizations (and also IPCP).
847 * ipa-prop.c: New file.
848 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
849 * common.opt: Add ipa-cp flag.
850 * timevar.def: Add IPCP optimization.
851 * tree-optimize.c (init_tree_optimization_passes): Schedule
853 * tree-pass.h (pass_ipa_cp): Declare.
855 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
857 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
858 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
859 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
860 config/i386/i386.c, config/mips/mips.h,
861 config/rs6000/rs6000.h, config/sh/sh.c,
862 config/stormy16/stormy16.c: Fix comment typos.
864 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
867 * c-typeck.c (build_binary_op): Use common_type wrapper on
869 (common_type): Update comment.
871 2005-07-31 Steven Bosscher <stevenb@suse.de>
874 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
875 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
876 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
878 2005-07-31 Jan Hubicka <jh@suse.cz>
880 * pretty-print.h (pp_widest_integer): New macro.
881 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
884 2005-07-31 Jan Hubicka <jh@suse.cz>
886 * output.h (enum section_category): Export from varasm.c
887 (categorize_decl_for_section): Likewise.
888 * varasm.c (enum section_category): Kill.
889 (categorize_decl_for_section): Make global.
890 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
892 * i386.c (ix86_section_threshold): New static variable.
893 (ix86_in_large_data_p, ix86_encode_section_info,
894 x86_64_elf_unique_section,
895 x86_64_elf_select_section): New functions.
896 (TARGET_ENCODE_SECTION_INFO): Define
897 (override_options): Enable medium model for PIC.
898 (ix86_expand_prologue): Expand gen_set_got_rex64.
899 (legitimate_constant_p): Handle new UNSPECs.
900 (legitimate_pic_address_disp_p): Likewise.
901 (legitimize_pic_address): Lower MEDIUM model addressing.
902 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
903 (enum cmodel): Add MEDIUM_PIC.
904 (SYMBOL_REF_FAR_ADDR_P): New macro.
905 (SYMBOL_FLAG_FAR_ADDR): New flag.
906 * i386.md (movdi): Support medium model.
907 (set_got_rex64): New pattern.
908 * i386.opt (mlarge-data-threshold): New flag.
909 * predicates.md (zext_operand/sext_operand): Deal with medium model.
910 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
911 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
912 TARGET_ASM_UNIQUE_SECTION): New.
914 * invoke.texi (-mlarge_data_threshold): Document
916 2005-07-31 Jan Hubicka <jh@suse.cz>
918 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
919 (coalesce_vars): Likewise.
920 * tree-ssa-live.c (coalesce_cost): New.
921 (build_tree_conflict_graph): Use coalesce_cost.
922 * tree-ssa-live.h (coalesce_cost): Declare.
924 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
926 * arm.md (all peepholes for post-increment operations): Delete.
927 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
928 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
929 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
930 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
931 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
933 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
935 * fold-const.c (tree_expr_nonnegative_p): Always return true for
938 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
941 * doc/invoke.texi: Document -rdynamic.
943 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
946 * c-parser.c (c_parser_parms_list_declarator): Call
947 mark_forward_parm_decls.
948 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
949 decls with visibility structure.
951 2005-07-30 Paul Brook <paul@codesourcery.com>
953 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
955 2005-07-30 Paul Brook <paul@codesourcery.com>
957 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
959 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
961 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
963 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
966 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
967 nested function declarators.
968 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
969 (grokparms): Call warn_if_shadowing for parameters used within the
971 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
972 not used within the parameter list.
973 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
975 2005-07-30 Jan Hubicka <jh@suse.cz>
977 * expr.c (expand_expr_real_1): Do not load mem targets into register.
978 * i386.c (ix86_fixup_binary_operands): Likewise.
979 (ix86_expand_unary_operator): Likewise.
980 (ix86_expand_fp_absneg_operator): Likewise.
981 * optabs.c (expand_vec_cond_expr): Validate dest.
983 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
986 * real.c (real_from_string): Also set last bit if there is a
987 nonzero hex digit beyond GCC's internal precision after ".".
989 2005-07-29 David Edelsohn <edelsohn@gnu.org>
991 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
992 define_constants. Change duplicate values to unassigned numbers.
993 Change UNSPEC_SUBS to UNSPEC_VSUBS.
994 (*altivec_vspltsf): New.
995 (altivec_vperm_v4sf): Delete.
996 (altivec_vperm_<mode>): Use mode macro V.
997 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
998 (altivec_predicate_v4sf): Delete.
999 (altivec_predicate_<mode>): Use mode macro V.
1000 (*altivec_lvesfx): New.
1001 (*altivec_stvesfx): New.
1002 (vec_realign_load_v4sf): Delete.
1003 (vec_realign_load_<mode>): Use mode macro V.
1004 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1007 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1010 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1012 * configure: Regenerated.
1014 2005-07-29 Paul Brook <paul@codesourcery.com>
1016 * doc/install.texi: Add link to GFortran binaries wiki page.
1018 2005-07-29 David Ung <davidu@mips.com>
1020 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1021 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1022 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1023 * config/mips/mips.md (cpu): Add 5kf name.
1024 (includes): Includes 5k.md.
1025 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1026 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1029 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1032 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1033 (cleanup_tree_cfg): ... here.
1034 Call cleanup_tree_cfg_1 until there are no more cleanups to
1037 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1039 * tree-vrp.c (compare_range_with_value): Return true or false
1040 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1041 EQ_EXPR respectively.
1043 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1045 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1048 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1050 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1051 (tree_ssa_dominator_optimize): Increment it.
1052 (dump_dominator_optimization_stats): Print it.
1054 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1055 Steven Bosscher <stevenb@suse.de>
1057 PR rtl-optimization/23117
1058 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1059 when head == tail. Tidy comment.
1061 2005-07-28 Richard Henderson <rth@redhat.com>
1063 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1064 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1065 * jump.c (rtx_renumbered_equal_p): Likewise.
1066 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1067 CONST_INT and CONST_DOUBLE.
1068 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1069 * reload.c (operands_match_p): Special case CONST_INT and
1070 CONST_DOUBLE; check mode earlier.
1072 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1075 * c-typeck.c (convert_for_assignment): Do not check
1076 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1078 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1081 * c-typeck.c (composite_type): Prefer constant size arrays to
1084 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1087 * real.c (real_from_string): Set last bit if there is a nonzero
1088 hex digit beyond GCC's internal precision.
1090 2005-07-28 Richard Henderson <rth@redhat.com>
1093 * cfgcleanup.c (try_forward_edges): Watch out for end of
1096 2005-07-28 James E Wilson <wilson@specifixinc.com>
1099 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1101 2005-07-28 Jan Hubicka <jh@suse.cz>
1103 * Makefile.in (rtl-profile.o): Kill all traces of it.
1104 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1105 * coverage.h (rtl_coverage_counter_ref): Kill.
1106 * opts.c (flag_speculative_prefetching_set): Kill.
1107 (flag_loop_optimize_set): New.
1108 (common_handle_option): Disable loop optimizer when profiling;
1109 do not handle speculative prefetching.
1110 * passes.c (init_optimization_passes): Replace pass_profiling combo
1111 by branch_prob pass.
1112 * profile.c (compute_value_histograms): Update for simplified value
1114 (rtl_register_profile_hooks): Kill.
1115 (pass_profiling): Kill.
1116 (rest_of_handle_branch_prob): Do not profile.
1117 * toplev.c (process_options): Remove speculative prefetching.
1118 * toplev.h (flag_tree_based_profiling): Kill.
1119 * tree-profile.c (prepare_instrumented_value,
1120 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1121 tree_gen_one_value_profiler, do_tree_profiling): Update for
1122 simplified datastructures.
1123 * value-prof.c: Add comment that speculative prefetching was dropped;
1124 update rest of file for simplified datastructures.
1125 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1126 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1127 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1128 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1129 rtl_mod_subtract, gen_speculative_prefetch,
1130 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1131 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1132 (gate_handle_value_profile_transformations,
1133 rest_of_handle_value_profile_transformations,
1134 pass_value_profile_transformations): Kill.
1135 * value-prof.h (histogram_value_t): Remove IL based unions.
1136 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1137 rtl_profile_hooks): Remove hooks.
1139 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1141 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1142 (cgraph_clone_node): Likewise.
1143 * cgraph.h (cgraph_clone_edge): Update prototype.
1144 (cgraph_clone_node): Likewise.
1145 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1147 (lookup_recursive_calls): Consider profile.
1148 (cgraph_decide_recursive_inlining): Fix updating; use new
1149 probability argument; use profile.
1150 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1151 * tree-inline.c (copy_bb): Update clal of clone_edge.
1152 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1154 * invoke.texi (min-inline-recursive-probability): Document.
1156 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1158 * doc/install.texi (Configuration): Update Valgrind homepage.
1160 2005-07-28 Richard Henderson <rth@redhat.com>
1163 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1164 labels we want to delete.
1165 (cfg_layout_merge_blocks): Likewise.
1167 2005-07-28 Richard Henderson <rth@redhat.com>
1170 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1171 when expanding to nothing.
1173 2005-07-28 Josh Conner <jconner@apple.com>
1175 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1176 (cgraph_decide_inlining_of_small_functions): Likewise.
1178 2005-07-28 Josh Conner <jconner@apple.com>
1180 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1181 direction of badness if negative.
1182 (cgraph_default_inline_p): Add reason to parameters, and assign it
1184 (cgraph_decide_inlining_of_small_functions): New parameter in call
1185 to cgraph_default_inline_p.
1186 (cgraph_decide_inlining_incrementally): Likewise.
1187 * cgraphunit.c (decide_is_function_needed): Likewise.
1188 * cgraph.h (cgraph_default_inline_p): Likewise.
1190 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1192 * builtins.c: Fix comment typo(s).
1193 * genautomata.c: Likewise.
1194 * gimplify.c: Likewise.
1195 * tree-dfa.c: Likewise.
1196 * tree-flow-inline.h: Likewise.
1197 * tree-into-ssa.c: Likewise.
1198 * tree-ssa-alias.c: Likewise.
1199 * tree-ssa-ccp.c: Likewise.
1200 * tree-ssa-copy.c: Likewise.
1201 * tree-ssa-dce.c: Likewise.
1202 * tree-ssa-dom.c: Likewise.
1203 * tree-ssa-operands.c: Likewise.
1204 * tree-tailcall.c: Likewise.
1205 * tree-vectorizer.c: Likewise.
1206 * tree-vrp.c: Likewise.
1209 2005-07-28 Jeff Law <law@redhat.com>
1211 * tree-vrp.c (test_for_singularity): Extracted from ...
1212 (simplify_cond_using_ranges): Attempt to simplify a relational
1213 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1215 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1217 PR tree-optimization/22506
1218 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1219 phis whose argument is constant.
1221 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1223 PR rtl-optimization/18992
1224 Back out this patch:
1225 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1226 PR optimization/12142
1227 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1228 uses of the register in the SET_SRC. Remove unnecessary argument.
1230 Replace it with this:
1231 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1232 if flag_non_call_exceptions is set and the insn may trap, pass
1233 pc_rtx as dest for recursion.
1234 In SET_SRC part of SET case, if dest is already set, pass it down
1237 2005-07-28 Jan Hubicka <jh@suse.cz>
1239 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1240 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1241 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1243 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1244 profile when available.
1246 2005-07-28 Jan Beulich <jbeulich@novell.com>
1248 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1249 (ia64_print_operand): Describe and handle 'X'.
1250 (ia64_register_move_cost): Also handle FP_REGS.
1251 (ia64_preferred_reload_class): Likewise.
1252 (ia64_secondary_reload_class): Likewise.
1253 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1254 it. Also check for ITANIUM_CLASS_FLDP.
1255 * config/ia64/ia64.h (FP_REGNO_P): New.
1256 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1257 (reg_class): Add FP_REGS.
1258 (REG_CLASS_NAMES): Adjust for it.
1259 (REG_CLASS_CONTENTS): Likewise.
1260 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1261 (REG_CLASS_FROM_LETTER): Handle 'x'.
1262 (CLASS_MAX_NREGS): Handle FP_REGS.
1263 (MEMORY_MOVE_COST): Likewise.
1264 * config/ia64/ia64.md (itanium_class): Add fldp.
1265 (type): Handle fldp.
1266 (movti_internal): More allowable operand combinations. Use ldfp8 when
1267 splitting unnecessary. Remove predicable attribute. Adjust
1268 itanium_class attribute.
1269 (smuldi3_highpart): Remove outdated comment.
1270 (mulditi3, umulditi3, rotlti3): New expanders.
1271 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1272 (absti2): Disabled new insn for future reference.
1273 Respective new splitters.
1274 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1275 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1276 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1278 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1280 PR rtl-optimization/23047
1281 * simplify-rtx.c (simplify_const_relational_operation): Respect
1282 flag_wrapv for comparisons with ABS.
1284 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1286 PR tree-optimization/22493
1287 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1288 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1290 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1292 * config/frv/frv.opt (moptimize-membar): New.
1294 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1296 * config/frv/frv.h: Remove machine_function definition.
1298 * config/frv/frv.c (struct frv_io): New.
1299 (struct machine_function): Moved from frv.h. Add has_membar_p.
1300 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1301 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1302 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1303 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1304 (frv_reorg): Call frv_optimize_membar when appropriate.
1305 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1306 (frv_expand_builtin): Adjust calls accordingly.
1307 (frv_io_address_cookie): New function.
1308 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1309 load or store rather than a special insn. Add ccnstant address and
1310 io-type operands to the membar.
1311 (frv_ifcvt_modify_tests): Unsign regno.
1312 (frv_ifcvt_modify_tests): Same.
1314 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1315 UNSPEC_OPTIONAL_MEMBAR constant.
1316 (builtin_read_<mode>): Delete.
1317 (builtin_write_<mode>): Delete.
1318 ("optional_membar_<mode>"): Add operand.
1320 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1321 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1322 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1323 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1324 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1325 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1326 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1327 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1328 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1330 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1332 * df.c (df_uses_record): Handle SCRATCH.
1334 2005-07-28 Steven Bosscher <stevenb@suse.de>
1337 * passes.c (rest_of_decl_compilation): If decl is a type and
1338 we have encountered errors, don't emit debug information.
1340 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1342 * params.def: Fixed comment.
1344 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1347 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1348 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1349 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1351 2005-07-27 Steven Bosscher <stevenb@suse.de>
1354 * varasm.c (assemble_start_function): Don't do anything that may
1355 require a CFG if the current function is a thunk.
1357 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1359 * doc/install.texi (Prerequisites): Mention that perl is needed
1360 to do export control in libstdc++ targetting Darwin.
1362 2005-07-27 Steven Bosscher <stevenb@suse.de>
1364 PR rtl-optimization/17808
1365 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1366 (sched_insns_conditions_mutex_p): Split out from...
1367 (add_dependence): ...here. But don't call it from here.
1368 (add_dependence_list): Check sched_insns_conditions_mutex_p
1369 before calling add_dependence.
1370 (add_dependence_list_and_free): Likewise.
1371 (fixup_sched_groups): Likewise.
1372 (sched_analyze_1): Likewise.
1373 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1374 (sched_analyze): Likewise.
1375 (sched_analyze_insn): Likewise.
1376 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1377 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1378 dependencies on all COND_EXEC insns to jumps ending basic blocks
1379 when doing intrablock scheduling.
1380 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1382 2005-07-27 Jeff Law <law@redhat.com>
1384 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1385 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1386 equivalency sets, correctly handle the case were vr0 has an
1387 equivalency set, but vr1 does not.
1389 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1391 PR tree-optimization/23073
1392 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1393 vect_print_dump_info before fprintf.
1395 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1397 PR tree-optimize/22348
1398 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1399 Fold the partial computation.
1401 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1403 PR tree-optimization/22325
1404 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1406 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1408 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1409 (force_var_cost): ... this function.
1410 (compute_phi_arg_on_exit): Export.
1412 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1414 PR tree-optimization/20773
1415 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1418 2005-07-27 Richard Guenther <rguenther@suse.de>
1420 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1421 Avoid pushing again if current struct contains only
1422 fields we decomposed.
1424 2005-07-27 Jan Hubicka <jh@suse.cz>
1426 PR tree-optimization/22574
1427 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1430 * tree-tailcall.c (decrease_profile): New function.
1431 (eliminate_tail_call): Use it.
1433 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1434 visibility flags correctly in whole program mode.
1436 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1438 PR rtl-optimization/22472
1439 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1441 2005-07-26 Steven Bosscher <stevenb@suse.de>
1443 PR tree-optimization/22504
1444 * tree-complex.c (expand_complex_addition): Use 'code' instead
1445 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1447 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1449 * config.gcc (cpu_type): Add frv case.
1450 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1451 (supported_defaults): Add fr550 case.
1453 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1456 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1457 whether a pointer of type T * may point to objects of type T *.
1459 2005-07-26 DJ Delorie <dj@redhat.com>
1461 * configure: Regenerate.
1463 2005-07-26 Dale Johannesen <dalej@apple.com>
1465 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1467 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1469 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1470 Clarify use of "build" in name.
1472 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1474 * doc/extend.texi (Raw read/write Functions): New section.
1475 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1476 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1477 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1478 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1479 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1480 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1481 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1482 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1483 * config/frv/frv.c: Add bdesc_loads global.
1484 Add bdesc_stores global.
1485 (frv_init_builtins): Add support for __builtin_{read/write}*.
1486 (frv_volatile_memref): New.
1487 (frv_expand_load_builtin): New.
1488 (frv_expand_store_builtin): New.
1489 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1490 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1491 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1492 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1493 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1494 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1495 (builtin_read_<mode>): New.
1496 (builtin_write_<mode>): New.
1497 (builtin_write64): New.
1498 (optional_membar_<mode>): New.
1500 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1502 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1503 (rather than units) against HOST_BITS_PER_WIDE_INT.
1505 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1507 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1508 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1509 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1510 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1513 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1514 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1515 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1517 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1519 2005-07-26 Richard Guenther <rguenther@suse.de>
1521 PR tree-optimization/22486
1522 * fold-const.c (fold_unary): Fold away useless component
1523 references of the form (T *)&T.x, if the address
1526 2005-07-25 James E Wilson <wilson@specifixinc.com>
1528 * dwarf2out.c (add_call_src_coords_attributes): New.
1529 (gen_inlined_subroutine_die): Call it.
1530 (maybe_emit_file, init_file_table): Add comments.
1531 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1533 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1534 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1535 * tree.h (BLOCK_SOURCE_LOCATION): New.
1536 (struct tree_block): New field locus.
1538 2005-07-26 Andreas Schwab <schwab@suse.de>
1540 PR rtl-optimization/23043
1541 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1542 when allocating a struct unoccr.
1544 2005-07-25 Richard Henderson <rth@redhat.com>
1547 * tree-complex.c (gate_no_optimization): True if errors.
1548 * Makefile.in (tree-complex.o): Update dependencies.
1550 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1552 * config/frv/predicates.md (integer_register_operand): Use
1555 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1558 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1560 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1562 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1564 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1565 types when flag_unsafe_math_optimizations is true.
1567 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1569 * gcc.c (option_map): Add --sysroot.
1570 (process_command): Handle --sysroot.
1571 (display_help): Document it.
1572 * doc/cppopts.tex (-isysroot): Document.
1573 * doc/invoke.texi (--sysroot): Document.
1574 * doc/install.texi (--with-build-sysroot): Document.
1576 * Makefile.in (inhibit_libc): New variable.
1577 (INHIBIT_LIBC_CFLAGS): Likewise.
1578 (LIBGCC2_CFLAGS): Include
1579 $(INHIBIT_LIBC_CFLAGS).
1580 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1581 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1582 ($(T)crtend.o): Likewise.
1583 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1584 ($(T)crtendS.o): Likewise.
1585 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1586 ($(T)crtendT.o): Likewise.
1587 (stmp-fixinc): Do not complain about missing headers if
1589 * configure.ac (inhibit_libc): Set it to true/false.
1590 (--with-build-sysroot): New option. Use it to set
1592 * configure: Regenerated.
1594 2005-07-25 Manfred Hollstein <mh@suse.com>
1596 * calls.c (store_one_arg): Fix unsigned comparison warning.
1598 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1601 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1602 (ggc_print_statistics): Initialize variable before use.
1604 2005-07-25 Richard Guenther <rguenther@suse.de>
1606 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1607 calling with a PHI_NODE argument.
1609 * tree-flow-inline.h (overlap_subvar): Protect against
1612 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1614 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1615 * configure: Regenerate.
1617 2005-07-25 Ira Rosen <irar@il.ibm.com>
1619 * expr.c (highest_pow2_factor): Make extern.
1620 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1621 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1622 record_array_differ_p, array_ptr_differ_p): Likewise.
1623 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1624 additional cases. Call the above functions.
1625 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1626 base_object_differ_p when there are two base objects. Otherwise, compare
1627 base address and offset. Call may_alias_p.
1628 (dump_data_reference): Use a correct field name.
1629 (analyze_array): Make static. Initialize new data-ref fields.
1630 (analyze_indirect_ref): New function.
1631 (init_data_ref): Initialize new data-ref fields.
1632 (strip_conversion): Moved from tree-vect-analyze.c.
1633 (analyze_offset_expr, get_ptr_offset, address_analysis,
1634 object_analysis): Likewise.
1635 (analyze_offset): New function.
1636 (create_data_ref): Likewise.
1637 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1638 dimensions for ARRAY_REFs only.
1639 (build_classic_dist_vector): Make static.
1640 (access_functions_are_affine_or_constant_p): Call macro to get the
1641 address of access functions.
1642 (compute_all_dependences): Add new parameter
1643 compute_self_and_read_read_dependences. Compute self and read-read
1644 dependences if it is true.
1645 (find_data_references_in_loop): Call create_data_ref. Initialize new
1647 (compute_data_dependences_for_loop): Add new parameter
1648 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1649 compute nb_loops. Call compute_all_dependences,
1650 build_classic_dist_vector and build_classic_dir_vector with correct
1652 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1653 with correct parameters. Compare dimensions for ARRAY_REFs only.
1654 (free_data_refs): Call macro to free access functions.
1655 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1656 fields from stmt_vinfo.
1657 (struct base_object_info): New structure.
1658 (struct data_reference): Move fields to base_object_info. Add fields
1659 first_location and object_info for above structures. Move fields from
1660 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1661 aligned_to. Add macros to access the new fields.
1662 Update functions declarations.
1663 * tree-flow.h (is_aliased_with): Declare.
1664 * tree-loop-linear.c (linear_transform_loops): Call
1665 compute_data_dependences_for_loop with correct parameters.
1666 * tree-ssa-alias.c (is_aliased_with): New function.
1667 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1668 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1669 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1670 vect_base_addr_differ_p, compute_subscript_distance and
1671 build_classic_dist_vector. Add printings. Check absolute value of
1673 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1675 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1676 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1677 to bytes. Add printing.
1678 (vect_compute_data_refs_alignment): Go through loads and stores in one
1680 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1681 vect_analyze_data_ref_access): Likewise.
1682 (vect_analyze_pointer_ref_access): Remove.
1683 (vect_address_analysis, vect_object_analysis): Likewise.
1684 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1685 and analyze data-refs in the loop.
1686 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1687 fields of data-ref instead of stmt. Add init to the offset from the
1689 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1690 (vect_update_init_of_dr): Likewise.
1691 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1692 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1694 (new_loop_vec_info): Initialize new fields.
1695 (destroy_loop_vec_info): Free new fields.
1696 (vect_strip_conversion): Remove.
1697 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1698 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1699 datarefs. Add new field ddrs.
1700 Add macros for the new fields access.
1701 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1702 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1703 Remove their macros.
1704 * tree.h (highest_pow2_factor): Declare.
1706 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1708 * calls.c (store_one_arg): Check for sibling call MEM arguments
1709 from already clobbered incoming argument area.
1711 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1713 * c-common.c (check_missing_format_attribute): New.
1714 * c-common.h (check_missing_format_attribute): Likewise.
1715 * c-typeck.c (convert_for_assignment): Use it.
1717 2005-07-24 Andreas Schwab <schwab@suse.de>
1719 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1720 register use a word move. Correct operand of ext.w in 68000 code.
1722 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1724 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1725 variables as declarations, rather than definitions.
1727 2005-07-24 Ira Rosen <irar@il.ibm.com>
1729 PR tree-optimization/22526
1730 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1733 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1735 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1736 that C99 reserve for future use. Use it to define clog10,
1737 clog10f and clog10l.
1739 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1741 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1742 * configure.ac: Check for -Wmissing-format-attribute.
1744 * configure: Regenerate.
1746 2005-07-23 Richard Henderson <rth@redhat.com>
1748 PR tree-optimization/22623
1749 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1751 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1754 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1756 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1758 * Makefile.in (C_TREE_H): Update dependencies.
1759 * c-tree.h: Include toplev.h.
1760 * diagnostic.h (diagnostic_set_info): Add format attribute.
1761 * rtl-error.c (diagnostic_for_asm): Likewise.
1763 2005-07-23 Chao-ying Fu <fu@mips.com>
1765 * config/mips/mips-dsp.md: New file.
1766 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1767 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1769 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1770 MIPS_BUILTIN_BPOSGE32.
1771 (mips_expand_builtin_direct): Add one parameter to indicate that
1772 builtin functions need to return a value.
1773 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1775 (mips_regno_to_class): Add classes for 12 new DSP registers.
1776 (mips_subword): Change to check four HI registers.
1777 (mips_output_move): Output move to and from 6 new DSP accumulators.
1778 (override_options): Make sure -mdsp and -mips16 are not used together.
1779 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1781 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1783 (print_operand): Add 'q' for printing DSP accumulators.
1784 (mips_cannot_change_mode_class): Check ACC_REGS.
1785 (mips_secondary_reload_class): Check ACC_REGS.
1786 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1787 (mips_register_move_cost): Check ACC_REGS.
1788 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1789 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1790 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1791 (dsp_bdesc): New array.
1792 (bdesc_arrays): Add DSP builtin function table.
1793 (mips_prepare_builtin_arg): Check predicate again after
1795 (mips_expand_builtin): Add one more parameter to
1796 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1797 MIPS_BUILTIN_BPOSGE32.
1798 (mips_init_builtins): Initialize new function types.
1799 (mips_expand_builtin_direct): Check if builtin functions need to
1800 return a value and pass operands properly.
1801 (mips_expand_builtin_bposge): New function.
1802 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1803 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1804 (FIRST_PSEUDO_REGISTER): Increase to 188.
1805 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1806 Update for 12 new DSP registers.
1807 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1808 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1809 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1810 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1811 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1812 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1813 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1814 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1815 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1816 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1817 (REGISTER_NAMES): Add names for 12 new DSP registers.
1818 * config/mips/mips.md: Include mips-dsp.md.
1819 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1820 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1821 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1822 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1823 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1824 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1825 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1826 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1827 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1828 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1829 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1830 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1831 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1832 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1833 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1834 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1835 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1836 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1837 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1838 (UNSPEC_RDDSP): New constants.
1839 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1840 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1842 * config/mips/mips.opt (-mdsp): New option.
1843 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1844 (reg_imm10_operand): New predicates.
1845 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1846 * doc/invoke.texi (-mdsp): Document new option.
1848 2005-07-22 DJ Delorie <dj@redhat.com>
1850 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1852 * tree-inline.c (inlinable_function_p): Likewise.
1854 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1857 * toplev.c (check_global_declarations): Do not mark undefined
1858 variables as DECL_IGNORED_P.
1859 * varasm.c (first_global_object_name): GTY it.
1860 (weak_global_object_name): Likewise.
1861 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1862 a string to go into {weak,first}_global_object_name.
1864 2005-07-22 DJ Delorie <dj@redhat.com>
1866 * c-format.c (check_function_format): Change warning control
1867 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1869 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1871 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1872 &PTR->FLD a dereference of PTR.
1873 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1874 a potential dereference of PTR.
1876 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1878 PR rtl-optimization/20370
1879 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1880 call allocate_reg_info if necessary.
1882 PR rtl-optimization/21848
1883 * calls.c (emit_library_call_value_1): For const functions, add
1884 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1886 PR rtl-optimization/22445
1887 * cselib.c (target.h): Include.
1888 (rtx_equal_for_cselib_p): Allow commutative matches.
1889 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1890 Remove MODE parameter. Changed all callers.
1892 PR rtl-optimization/22258
1893 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1895 (try_combine): Use likely_spilled_retval_p.
1897 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1899 * config.gcc: Add crx-elf support.
1901 * doc/contrib.texi: Mention crx.
1902 * doc/extend.texi: Document crx extensions.
1903 * doc/install.texi: Document crx install.
1904 * doc/invoke.texi: Document crx options.
1905 * doc/md.texi: Document crx constraints.
1907 * config/crx/crx-protos.h: New file.
1908 * config/crx/crx.c: New file.
1909 * config/crx/crx.h: New file.
1910 * config/crx/crx.md: New file.
1911 * config/crx/crx.opt: New file.
1912 * config/crx/t-crx: New file.
1914 2005-07-22 Manfred Hollstein <mh@suse.com>
1916 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1918 (int_add_graph_edge): Likewise.
1919 (collapse_nodes): Likewise.
1920 (process_unification_queue): Likewise.
1922 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1923 Laurent GUERBY <laurent@guerby.net>
1925 PR tree-optimization/22336
1926 * function.c (record_block_change): Check for
1927 cfun->ib_boundaries_block.
1929 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1931 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1932 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1934 2005-07-21 DJ Delorie <dj@redhat.com>
1936 * toplev.c (warn_deprecated_use): Add warning control to warning
1938 * c-typeck.c (parser_build_binary_op): Likewise.
1939 (c_finish_if_stmt): Likewise.
1940 * c-common.c (check_function_sentinel): Likewise.
1941 (check_nonnull_arg): Likewise.
1943 2005-07-21 Richard Henderson <rth@redhat.com>
1946 * tree-complex.c (complex_ssa_name_components): New.
1947 (cvc_lookup): Allow entry not found.
1948 (create_components): Remove.
1949 (create_one_component_var, get_component_var): New.
1950 (get_component_ssa_name, set_component_ssa_name): New.
1951 (extract_component): Use get_component_ssa_name.
1952 (update_complex_components): Use set_component_ssa_name.
1953 (update_complex_components_on_edge): Likewise.
1954 (update_phi_components): Create new PHI nodes directly, instead
1955 of adding insns to edges.
1956 (tree_lower_complex): Allocate and free complex_variable_components
1957 and complex_ssa_name_components here.
1959 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1961 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1962 revert to returning false.
1964 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1967 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1969 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1972 * config/i386/i386.md (cmpxf): Change operand constraints
1973 to "nonmemory_operand".
1975 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1977 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1979 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1982 * fold-const.c (fold_build1): Add checksum for the operands.
1983 (fold_build2): Likewise.
1984 (fold_build3): Likewise.
1986 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1989 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1991 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1993 * common.opt (-fforward-propagate): Committed by mistake,
1996 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1998 * reg-stack.c: Fix comment typo(s).
1999 * tree-ssa-operands.c: Likewise.
2000 * tree-vectorizer: Likewise.
2002 2005-07-21 Nick Clifton <nickc@redhat.com>
2004 * config/sh/symbian.c: Replace C++ style line comments with C
2005 style line comments.
2006 (symbian_add_attribute): Do not use a ? operator on the LHS of
2008 (sh_symbian_handle_dll_attribute): Change the type of the
2009 method vector to "VEC(tree,gc)*" and use vector accessor
2010 macros to walk over the elements.
2011 (symbian_export_vtable_and_rtti_p): Likewise.
2012 (symbian_class_needs_attribute_p): Likewise.
2014 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2017 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2018 initialize targetm.resolve_overloaded_builtin here.
2019 (altivec_expand_overloaded_builtin): Make it non-static.
2020 * config/rs6000/rs6000-protos.h
2021 (altivec_expand_overloaded_builtin): New prototype.
2022 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2023 targetm.resolve_overloaded_builtin here.
2024 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2026 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2027 Zdenek Dvorak <dvorakz@suse.cz>
2029 PR tree-optimization/19210
2030 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2032 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2033 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2034 rely on unproven assumptions.
2035 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2036 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2037 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2038 to number_of_iterations_exit.
2039 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2040 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2041 * tree-ssa-loop-niter.c (find_loop_niter,
2042 estimate_numbers_of_iterations_loop): Likewise.
2043 (number_of_iterations_exit): Honor the new options.
2044 * doc/invoke.texi (Wunsafe-loop-optimizations,
2045 funsafe-loop-optimizations): Document them.
2047 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2049 PR rtl-optimization/22167
2050 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2052 2005-07-20 Adam Nemet <anemet@lnxw.com>
2054 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2055 __do_global_dtors_aux longcall.
2057 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2059 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2060 (old_special_pred_table): Don't reference
2061 SPECIAL_MODE_PREDICATES.
2062 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2063 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2064 * config/sh/predicates.h: Don't mention
2065 SPECIAL_MODE_PREDICATES.
2066 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2069 2005-07-20 DJ Delorie <dj@redhat.com>
2071 * config.gcc: Add m32c-elf support.
2073 * doc/contrib.texi: Mention m32c.
2074 * doc/extend.texi: Document m32c extensions.
2075 * doc/install.texi: Mention m32c.
2076 * doc/invoke.texi: Document m32c options.
2077 * doc/md.texi: Document m32c constraints.
2079 * config/m32c/addsub.md: New file.
2080 * config/m32c/bitops.md: New file.
2081 * config/m32c/cond.md: New file.
2082 * config/m32c/jump.md: New file.
2083 * config/m32c/m32c-lib1.S: New file.
2084 * config/m32c/m32c-lib2.c: New file.
2085 * config/m32c/m32c-modes.def: New file.
2086 * config/m32c/m32c-pragma.c: New file.
2087 * config/m32c/m32c-protos.h: New file.
2088 * config/m32c/m32c.abi: New file.
2089 * config/m32c/m32c.c: New file.
2090 * config/m32c/m32c.h: New file.
2091 * config/m32c/m32c.md: New file.
2092 * config/m32c/m32c.opt: New file.
2093 * config/m32c/minmax.md: New file.
2094 * config/m32c/mov.md: New file.
2095 * config/m32c/muldiv.md: New file.
2096 * config/m32c/predicates.md: New file.
2097 * config/m32c/prologue.md: New file.
2098 * config/m32c/shift.md: New file.
2099 * config/m32c/t-m32c: New file.
2101 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2103 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2104 (stack_protect_set, stack_protect_test): New expanders.
2105 (stack_protect_set_si, stack_protect_set_si_media,
2106 stack_protect_set_di_media, stack_protect_test_si,
2107 stack_protect_test_si_media, stack_protect_test_di_media):
2110 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2112 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2114 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2116 * tree.h (tree_expr_nonzero_p): Export.
2117 * fold-const.c (tree_expr_nonzero_p): Likewise.
2118 Return true for CALL_EXPRs that are alloca calls.
2119 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2121 * tree-flow.h (expr_computes_nonzero): Remove.
2122 * tree-vrp.c (expr_computes_nonzero): Remove.
2123 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2124 (extract_range_from_unary_expr): Likewise.
2125 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2126 tree_expr_nonzero_p.
2128 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2130 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2131 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2132 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2133 All callers changed.
2134 (frame_related_constant_load): New arg "related" which controls
2135 setting of RTX_FRAME_RELATED_P. All callers changed.
2136 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2137 (bfin_expand_prologue): Add stack limit checking.
2138 * config/bfin/bfin.md (trapifcc): New pattern.
2140 * config/bfin/bfin.c: Include "langhooks.h".
2141 (def_builtin): Go through lang_hooks to call builtin_function.
2143 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2144 * config/bfin/predicates.md (symbol_ref_operand): New.
2145 (call_insn_operand): Delete. All callers changed to use
2146 register_no_elim_operand.
2147 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2149 (function_arg): Use it to generate the call's operand 2.
2150 (bfin_longcall_p): New function.
2151 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2152 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2153 determine if the address needs to be in a REG.
2154 (bfin_handle_longcall_attribute): New function.
2155 (bfin_attribute_table): Add "longcall" and "shortcall".
2156 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2157 (CUMULATIVE_ARGS): New member call_cookie.
2158 (PREDICATE_CODES): Add symbol_ref_operand.
2159 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2160 extra USE to the pattern.
2161 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2162 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2163 sibcall_value_insn; now the new patterns handle direct calls and the
2164 old ones indirect calls.
2165 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2167 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2169 * doc/trouble.texi: Update section on handling of empty loops.
2171 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2173 * config.gcc: Remove support for sparc-*-openbsd*,
2174 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2176 * config.host: Remove support for i860-*-sysv4* as a host.
2177 * config/i860/*, config/ip2k/*, config/ns32k/*,
2178 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2179 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2180 mention obsolete ports.
2182 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2184 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2186 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2187 of frame_pointer_rtx.
2188 (sh_expand_epilogue): Likewise.
2189 (sh_set_return_address): Likewise.
2190 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2191 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2192 offsets from FRAME_POINTER_REGNUM.
2193 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2194 (sh_register_names): Add initializer for sfp.
2195 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2196 (VALID_REGISTER_P): Likewise.
2197 (FIRST_PSEUDO_REGISTER): Update.
2198 (DWARF_FRAME_REGISTERS): Define.
2199 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2200 (HARD_FRAME_POINTER_REGNUM): Define.
2201 (FRAME_POINTER_REGNUM): Redefine.
2202 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2203 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2204 from FRAME_POINTER_REGNUM.
2205 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2206 FRAME_POINTER_REGNUM.
2207 (REG_CLASS_CONTENTS): Add sfp.
2208 (REG_ALLOC_ORDER): Likewise.
2209 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2210 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2211 of frame_pointer_rtx.
2212 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2214 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2216 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2217 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2218 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2220 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2223 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2225 Make CONSTRUCTOR use VEC to store initializers.
2226 * c-common.c (complete_array_type): Update to cope with VEC in
2228 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2229 (pp_c_constructor_elts): New function.
2230 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2231 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2232 struct constructor_stack, struct initializer_stack,
2233 constructor_elements, push_init_level, pop_init_level,
2234 add_pending_init, find_init_member, output_init_element): Update to
2235 cope with VEC in CONSTRUCTOR_ELTS.
2236 * coverage.c (build_fn_info_value, build_ctr_info_value,
2237 build_gcov_info): Likewise.
2238 * expr.c (categorize_ctor_elements_1, store_constructor,
2239 expand_expr_real_1): Likewise.
2240 * fold-const.c (fold_ternary): Likewise.
2241 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2242 gimplify_init_constructor, gimplify_expr): Likewise.
2243 * tree-dump.c (dequeue_and_dump): Likewise.
2244 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2246 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2248 * tree-sra.c (generate_element_init_1): Likewise.
2249 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2250 * tree-ssa-operands.c (get_expr_operands): Likewise.
2251 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2252 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2253 (get_initial_def_for_reduction): Likewise.
2254 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2255 value handle in annotations.
2256 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2257 tree_node_structure): Add support for constr_kind.
2258 (build_vector_from_ctor, build_constructor_single,
2259 build_constructor_from_list): New functions.
2260 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2261 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2262 Update to cope with VEC in CONSTRUCTOR_ELTS.
2263 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2264 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2265 CONSTRUCTOR_APPEND_ELT): New macros.
2266 (struct constructor_elt, struct tree_constructor): New data types.
2267 (union tree_node): Add tree_constructor field.
2268 * treestruct.def: Define TS_CONSTRUCTOR.
2269 * varasm.c (const_hash_1, compare_constant, copy_constant,
2270 compute_reloc_for_constant, output_addressed_constants,
2271 initializer_constant_valid_p, output_constant,
2272 array_size_for_constructor, output_constructor): Update to cope with
2273 VEC in CONSTRUCTOR_ELTS.
2274 * vec.h (VEC_empty, VEC_copy): New macros.
2276 2005-07-19 Devang Patel <dpatel@apple.com>
2278 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2280 2005-07-19 Richard Henderson <rth@redhat.com>
2283 * gimplify.c (gimplify_expr): Use main variant type for the temp
2284 destination for a discarded volatile read.
2285 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2286 casts between non-void types that change volatility.
2288 2005-07-15 DJ Delorie <dj@redhat.com>
2290 * toplev.h: Add comment about the first parameter for warning().
2291 * errors.h: Likewise.
2293 * c.opt (Wpragmas): New.
2294 * doc/invoke.texi: Document it.
2296 * function.c (do_warn_unused_parameter): Add warning control to
2298 * c-decl.c (warn_if_shadowing): Likewise.
2299 * c-lex.c (cb_def_pragma): Likewise.
2300 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2301 (pop_alignment): Likewise.
2302 (handle_pragma_pack): Likewise.
2303 (apply_pragma_weak): Likewise.
2304 (handle_pragma_weak): Likewise.
2305 (handle_pragma_redefine_extname): Likewise.
2306 (add_to_renaming_pragma_list): Likewise.
2307 (handle_pragma_extern_prefix): Likewise.
2308 (maybe_apply_renaming_pragma): Likewise.
2309 (handle_pragma_visibility): Likewise.
2311 * config/c4x/c4x-c.c (BAD): Likewise.
2312 (c4x_parse_pragma): Likewise.
2313 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2314 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2315 (rs6000_pragma_longcall): Likewise.
2316 * config/v850/v850-c.c (pop_data_area): Likewise.
2317 (ghs_pragma_section): Likewise.
2318 (ghs_pragma_section): Likewise.
2319 (ghs_pragma_interrupt): Likewise.
2320 (ghs_pragma_starttda): Likewise.
2321 (ghs_pragma_startsda): Likewise.
2322 (ghs_pragma_startzda): Likewise.
2323 (ghs_pragma_endtda): Likewise.
2324 (ghs_pragma_endsda): Likewise.
2325 (ghs_pragma_endzda): Likewise.
2327 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2328 Kenneth Zadeck <zadeck@naturalbridge.com>
2330 * Makefile.in: Removed tree-promote-statics.c
2331 * tree-promote-statics.c: Removed.
2332 * common.opt: Removed flag-promote-statics.
2334 * passes.c: Removed tree-promote-statics pass.
2335 * tree-pass.h: Ditto.
2336 * timevar.def: Removed TV_PROMOTE_STATICS.
2339 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2341 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2343 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2345 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2348 * c-common.c (check_function_arguments): Call
2349 'check_function_format' if either -Wformat or
2350 -Wmissing-format-attribute are specified.
2351 * c-format.c (check_function_format): Check -Wformat before
2352 calling 'check_format_info'.
2353 * c-opts.c (c_common_post_options): Don't warn for
2354 -Wmissing-format-attribute without -Wformat.
2355 * c-typeck.c (convert_for_assignment): Detect additional cases for
2356 -Wmissing-format-attribute.
2357 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2360 2005-07-19 Richard Guenther <rguenther@suse.de>
2362 * config/i386/i386.md (lrint<mode>2): Use temporary
2363 instead of clobbering non-existent memory.
2365 2005-07-19 Nick Clifton <nickc@redhat.com>
2367 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2368 statement to avoid displaying ASCII control characters.
2370 2005-07-19 Ben Elliston <bje@au.ibm.com>
2372 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2373 * cfganal.c (find_edge_index): Ditto.
2374 * combine.c (combine_instructions): Ditto.
2375 * ddg.c (create_scc): Ditto.
2376 (find_successors): Ditto.
2377 (find_predecessors): Ditto.
2378 (find_nodes_on_paths): Ditto.
2379 (longest_simple_path): Ditto.
2380 * flow.c (update_life_info): Ditto.
2381 (count_or_remove_death_notes): Ditto.
2382 (clear_log_links): Ditto.
2383 * modulo-sched.c (generate_reg_moves): Ditto.
2384 (find_max_asap): Ditto.
2385 (find_max_hv_min_mob): Ditto.
2386 (find_max_dv_min_mob): Ditto.
2387 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2388 * sched-rgn.c (extract_edgelst): Ditto.
2389 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2390 (dump_update_ssa): Ditto.
2391 (ssa_names_to_replace) Ditto.
2392 (switch_virtuals_to_full_rewrite): Ditto.
2393 (update_ssa): Ditto.
2394 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2396 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2398 Fix PR tree-optimization/22483
2400 * tree-complex.c (create_components): Use
2401 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2402 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2403 * tree-flow.h (safe_referenced_var_iterator): New structure.
2404 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2405 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2406 safe_referenced_var iterator.
2407 (add_type_alias): Ditto.
2409 2005-07-19 Steven Bosscher <stevenb@suse.de>
2411 * loop-init.c (rest_of_handle_loop2): Remove.
2412 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2413 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2414 (pass_rtl_loop_init, pass_rtl_loop_done,
2415 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2416 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2417 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2418 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2419 pass_tree_loop_done, and pass_tree_unswitch.
2420 (gate_loop): Rename to gate_tree_loop.
2421 * passes.c (init_optimization_passes): Update for renamed tree
2422 loop passes. Add the new loop2 passes as subpasses of loop2.
2423 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2424 Update for the renamed tree loop passes.
2426 2005-07-18 Ian Lance Taylor <ian@airs.com>
2429 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2430 blocks when optimizing.
2432 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2434 * common.opt (frename-registers): Initialize to 2.
2436 (fgcse-after-reload): Ditto.
2437 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2438 (process_options): Only change flag_web, flag_rename_registers,
2439 and flag_rerun_cse_after_loop if not explicitly set by user.
2441 2005-07-18 Jan Beulich <jbeulich@novell.com>
2443 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2444 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2445 in 64-bit mode the same as DImode in 32-bit mode.
2446 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2447 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2448 mode. Add new mode parameter.
2449 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2450 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2451 x86_64_shift_adj): New expanders.
2452 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2453 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2455 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2456 DImode shift splitters.
2457 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2458 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2461 2005-07-18 Jan Beulich <jbeulich@novell.com>
2463 * i386.md (movdi_extzv_1): New.
2464 (zero_extendhidi2): Combine alternatives and never force use of
2466 (zero_extendqidi2): Likewise. Don't restrict input selection.
2468 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2470 Fix PR tree-optimization/22531
2471 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2474 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2476 * tree-promote-statics.c (pass_promote_statics): Change dump file
2479 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2481 * tree-optimize.c (init_tree_optimization_passes): Add
2482 pass_eliminate_useless_stores pass.
2483 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2484 * tree-ssa-pre.c (is_copy_stmt): New function.
2485 (follow_copies_till_vuse): Ditto.
2486 (do_eustores): Ditto.
2487 (gate_eustores): Ditto.
2489 2005-07-16 Richard Henderson <rth@redhat.com>
2491 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2493 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2494 Kenneth Zadeck <zadeck@naturalbridge.com>
2496 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2497 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2498 ipa-type-escape.h, tree-promote-statics.c
2499 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2500 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2501 tree-promote-statics.c: new files.
2502 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2503 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2504 int nonlocal_set_p, mark_constant_function): Deleted.
2505 (rest_of_handle_cfg): Removed call to mark_constant_function.
2506 (nonoverlapping_component_refs_p): Added calls to support
2507 type based aliasing.
2508 * tree-ssa-alias.c (may_alias_p,
2509 compute_flow_insensitive_aliasing): Ditto.
2510 * calls.c (flags_from_decl_or_type): Removed reference to
2512 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2513 too many arguments. This is necessary for Spec 2000.
2514 * cgraph.h (const_function, pure_function): Removed.
2515 * common.opt: Added "fipa-pure-const", "fipa-reference",
2516 "fipa-type-escape", and "ftree-promote-static".
2518 * passes.c: Added ipa and tree-promote-statics passes.
2519 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2520 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2521 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2522 * tree-flow.h: Added exposed sra calls and addition of
2523 reference_vars_info field for FUNCTION_DECLS.
2524 * tree-pass.h: Added passes.
2525 * tree-sra.c: (sra_init_cache): New function.
2526 (sra_insert_before, sra_insert_after) Made public.
2527 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2529 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2530 aliasing. (may_alias_p): Added code to use type escape analysis to
2532 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2533 code to prune clobbers of static variables based on information
2534 produced in ipa-reference pass. Changed call clobbering so that
2535 statics are not marked as clobbered if the call does not clobber
2538 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2540 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2543 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2545 * doc/install.texi (*-*-solaris2*): Document recommended version
2546 of GNU binutils and mention GNU linker problem on Solaris 10.
2548 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2551 * c-decl.c (c_build_bitfield_integer_type): New function.
2552 (finish_struct): Call it.
2553 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2555 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2557 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2560 2005-07-16 Jan Hubicka <jh@suse.cz>
2562 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2563 (scale_bbs_frequencies_int): Watch roundoff errors.
2564 * predict.c (return_prediction): Initialize return_stmt.
2566 2005-07-16 Jan Hubicka <jh@suse.cz>
2568 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2569 after RTL profiling.
2571 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2574 * fold-const.c (build_range_check): Convert high/low to etype
2575 if we are only comparing against exp.
2577 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2579 Fix PR tree-optimization/22376
2580 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2582 (need_to_solve): New function.
2583 (compute_points_to_sets): Use it.
2585 2005-07-15 Jan Hubicka <jh@suse.cz>
2587 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2588 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2590 2005-07-15 Richard Guenther <rguenther@suse.de>
2592 * c-common.c (handle_flatten_attribute): New function.
2593 Add flatten function attribute.
2594 * doc/extend.texi: Document flatten function attribute.
2595 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2596 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2598 (cgraph_decide_inlining): Handle functions with flatten
2601 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2603 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2604 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2605 UNSPEC_XCHG, UNSPEC_AND): New.
2606 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2607 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2608 * config/rs6000/sync.md (FETCHOP): New code macro.
2609 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2611 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2612 (sync_compare_and_swap<mode>): Same.
2613 (sync_lock_test_and_set<mode>): Same.
2614 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2615 for QImode and HImode, and not PPC405.
2616 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2617 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2618 (sync_<fetchop>{si,di}_internal): New.
2619 (sync_nand{si,di}_internal): New.
2620 (sync_old_<fetchop>{si,di}_internal): New.
2621 (sync_old_nand{si,di}_internal): New
2622 (sync_new_<fetchop>{si,di}_internal): New.
2623 (sync_new_nand{si,di}_internal): New.
2624 (atomic_and{si,di}): New.
2625 (sync_new_nand{si,di}_internal): New.
2626 (atomic_and{si,di}): New.
2627 (sync_add<mode>_internal): Delete.
2628 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2629 (sync_sub<mode>_internal): Delte.
2630 (sync_subshort_internal): New.
2631 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2632 (sync_anddi_internal): Delete.
2633 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2634 (sync_booldi_internal): Delete.
2635 (sync_boolc<mode>_internal): Delete.
2636 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2637 (sync_boolc<mode>_internal2): Delete.
2638 (sync_boolcc<mode>_internal): Delete.
2639 (isync, lwsync): Use unspec instead of unspec_volatile.
2640 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2641 Revert UNSPEC_VOLATILE.
2642 (rs6000_split_atomic_op): New.
2643 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2645 2005-07-14 Eric Christopher <echristo@redhat.com>
2647 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2648 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2650 2005-07-14 Eric Christopher <echristo@redhat.com>
2652 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2654 2005-07-14 Steven Bosscher <stevenb@suse.de>
2656 PR tree-optimization/22230
2657 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2658 the computation of the four cross productions for "range op range".
2660 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2661 Ulrich Weigand <uweigand@de.ibm.com>
2664 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2667 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2669 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2671 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2673 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2675 2005-07-14 Richard Guenther <rguenther@suse.de>
2678 * config/i386/i386-protos.h (ix86_function_value): Change
2679 prototype to match new target hook.
2680 * config/i386/i386.c (ix86_value_regno): Change prototype
2681 to take extra type argument.
2682 (TARGET_FUNCTION_VALUE): Define.
2683 (ix86_function_ok_for_sibcall): Pass extra argument to
2684 ix86_value_regno, check return slot rtx for exact match.
2685 (ix86_function_value): Take extra parameter. Dispatch to
2686 ix86_value_regno with fndecl/fntype as provided.
2687 (ix86_value_regno): Handle extra type argument.
2688 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2690 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2691 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2692 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2693 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2694 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2696 2005-07-14 Richard Guenther <rguenther@suse.de>
2698 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2699 * calls.c (expand_call): Pass fntype to hard_function_value.
2700 (emit_library_call_value_1): Likewise.
2701 * explow.c: Include target.h.
2702 (hard_function_value): Take extra argument, the fntype.
2703 Use new target hook for function_value.
2704 * expr.h (hard_function_value): Change prototype.
2705 * function.c (aggregate_value_p): Pass 0 as fntype to
2706 hard_function_value.
2707 (assign_parms): Use new target hook for function_value.
2708 Pass 0 as fntype to hard_function_value.
2709 (expand_function_end): Likewise.
2710 * reg-stack.c: Include target.h.
2711 (stack_result): Use new target hook for function_value.
2712 * target-def.h: New target hook function_value.
2713 * target.h: Likewise.
2714 * targhooks.c (default_function_value): New function.
2715 * targhooks.h (default_function_value): Declare.
2717 2005-07-13 Ian Lance Taylor <ian@airs.com>
2719 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2721 2005-07-14 Jan Hubicka <jh@suse.cz>
2723 * tree-dfa.c (dump_variable): Use default_def function.
2724 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2725 * tree-ssa.c (verify_use): Likewise.
2726 * tree-ssanames.c (release_ssa_name): Likewise.
2727 * tree-tailcall.c (eliminate_tail_call): Likewise.
2728 (tree_optimize_tail_calls_1): Likewise.
2729 * tree-vrp.c (get_value_range): Likewise.
2731 2005-07-14 Ben Elliston <bje@au.ibm.com>
2733 * gcc.c (main): Compare language[0] with '*' when iterating over
2736 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2738 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2739 "s390_emit_compare". Add handling of CCZ1mode.
2740 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2741 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2743 (s390_branch_condition_mask): Add CCZ1mode handling.
2744 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2745 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2746 Use CCZ1mode instead of CCZmode.
2747 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2749 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2751 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2753 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2755 2005-07-13 Eric Christopher <echristo@redhat.com>
2757 * config/mips/mips.c (mips_canonicalize_comparison): New.
2758 (mips_emit_int_relational): Use.
2760 2005-07-13 Eric Christopher <echristo@redhat.com>
2762 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2764 * config/s390/s390.md: Include tpf.md. Move tpf specific
2766 * config/s390/tpf.md: To here.
2767 * config/s390/s390.opt: Move tpf specific options...
2768 * config/s390/tpf.opt: to here. Add mmain option.
2769 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2770 * config/s390/tpf.h: Rewrite.
2772 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2774 * doc/tm.texi: Remove @xref{Cross-profiling}.
2776 2005-07-13 Jeff Law <law@redhat.com>
2778 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2779 expressions, test their _DECL operands for pointer equality rather
2780 than using operand_equal_p.
2782 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2784 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2785 (TARGET_POSIX_IO): This.
2786 * config/darwin.h: Likewise.
2787 * config/freebsd.h: Likewise.
2788 * config/linux.h: Likewise.
2789 * config/lynx.h: Likewise.
2790 * config/netbsd.h: Likewise.
2791 * config/rs6000/linux64.h: Likewise.
2792 * config/rs6000/linux.h: Likewise.
2793 * config/s390/tpf.h: Likewise.
2794 * config/sh/embed-elf.h: Likewise.
2795 * config/sparc/linux64.h: Likewise.
2796 * config/sparc/linux.h: Likewise.
2797 * config/svr4.h: Likewise.
2798 * gcov-io.h: Likewise.
2800 * doc/tm.texi: Updated.
2802 * libgcov.c (create_file_directory): Defined only if
2803 TARGET_POSIX_IO is defined.
2804 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2807 2005-07-13 Jan Hubicka <jh@suse.cz>
2809 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2811 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2813 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2814 structure as argument.
2816 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2818 PR tree-optimization/21921
2819 * tree-iterator.c (tsi_link_before): Support the case when
2820 tsi_end_p (tsi) == true.
2822 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2824 PR tree-optimization/22442
2825 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2828 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2830 PR rtl-optimization/20376
2831 * toplev.c (process_options): Enable -fweb and -frename-registers when
2833 * doc/invoke.texi: Update the information about when -fweb and
2834 -frename-registers are enabled.
2836 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2839 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2840 if *rhs_p is not a SSA_NAME.
2842 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2844 Fix PR tree-optimization/22422
2845 * tree-ssa-structalias.c (struct variable_info): Add flag for
2847 (get_varinfo): Now a static function.
2848 (new_varinfo): init has_union and is_special_var to false.
2849 (solution_set_add): Check has_union.
2850 (do_da_constraint): Move temporary variable so it gets reset
2852 Also check for special variable.
2853 (do_ds_constraint): Ditto.
2854 (do_sd_constraint): Ditto.
2855 (do_structure_copy): Check for special variable.
2856 (find_func_aliases): Ditto.
2857 (init_base_vars): Set special vars properly.
2859 2005-07-13 Jan Hubicka <jh@suse.cz>
2861 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2864 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2865 (get_expr_operands): Fix thinko wrt flags and subvars.
2867 PR tree-optimize/22379
2868 * tree-inline.c (expand_call_inline): Do not output sorry in early
2871 2005-07-12 Dale Johannesen <dalej@apple.com>
2873 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2875 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2878 * host-linux.h: Include limits.h.
2880 2005-07-12 Dale Johannesen <dalej@apple.com>
2882 * expr.c (compress_float_constant): Add cost check.
2883 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2885 2005-07-12 Dale Johannesen <dalej@apple.com>
2887 * gcc.target/i386/compress-float-sse.c: New.
2888 * gcc.target/i386/compress-float-sse-pic.c: New.
2889 * gcc.target/i386/compress-float-387.c: New.
2890 * gcc.target/i386/compress-float-387-pic.c: New.
2891 * gcc.dg/compress-float-ppc.c: New.
2892 * gcc.dg/compress-float-ppc-pic.c: New.
2894 2005-07-12 Eric Christopher <echristo@redhat.com>
2896 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2898 * config/s390/s390.md: Include tpf.md. Move tpf specific
2900 * config/s390/tpf.md: To here.
2901 * config/s390/s390.opt: Move tpf specific options...
2902 * config/s390/tpf.opt: to here. Add mmain option.
2903 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2904 * config/s390/tpf.h: Rewrite.
2906 2005-07-12 Eric Christopher <echristo@redhat.com>
2908 * gcc.c (struct infile): Update comment for language.
2909 (main): Rewrite input file resetting code.
2911 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2914 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2915 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2916 (lookup_avail_expr): Use constant_boolean_node instead
2917 of boolean_false_node/boolean_true_node.
2919 2005-07-12 Ben Elliston <bje@au.ibm.com>
2921 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2922 and use it when printing num_edges.
2924 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2926 * doc/extend.texi (Blackfin Built-in Functions): New section.
2927 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2930 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2932 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2933 s/cmpstrsi/cmpstrnsi
2934 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2936 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2937 (init_optabs): Initialize cmpstrn_optab.
2938 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2939 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2940 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2941 * config/i386/i386.md: s/cmpstr/cmpstrn
2942 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2943 * doc/md.texi: Update documentation.
2945 2005-07-11 Richard Henderson <rth@redhat.com>
2947 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2948 build_va_arg_indirect_ref.
2949 (alpha_gimplify_va_arg): Likewise.
2950 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2951 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2952 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2953 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2954 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2955 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2957 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2959 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2961 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2962 * passes.c (init_optimization_passes): Add pass_empty_loop.
2963 * tree-pass.h (pass_empty_loop): Declare.
2964 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2965 try_remove_empty_loop, remove_empty_loops): New functions.
2966 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2967 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2969 2005-07-12 Peter Barada <peter@the-baradas.com>
2973 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2974 in address registers.
2975 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2976 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2977 alternative of addsi3_5200.
2979 2005-07-11 Ian Lance Taylor <ian@airs.com>
2981 * config/mips/mips.md (ffs<mode>2): Remove.
2983 2005-07-11 Ian Lance Taylor <ian@airs.com>
2985 * doc/tree-ssa.texi (Cleanups): Improve description of
2987 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2989 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2991 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2992 * tree.h (DECL_ARGUMENT_FLD): New macro.
2994 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2996 Fix PR tree-optimization/22404
2998 * tree-ssa-structalias.c (create_variable_info_for): Use
3001 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3003 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3004 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3005 for second comparison operand.
3006 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3008 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3009 (define_insn_reservation "alu"): Likewise.
3010 (csync, ssync): Now of type sync.
3011 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3012 -mcsync-anomaly -mspecld-anomaly.
3013 * config/bfin/bfin.opt (mcsync): Remove.
3014 (mcsync-anomaly, mspecld-anomaly): Add.
3015 * config/bfin/bfin.c: Include "insn-codes.h".
3016 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3017 (TARGET_DEFAULT_TARGET_FLAGS): New.
3018 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3020 2005-07-11 Steven Bosscher <stevenb@suse.de>
3022 * basic-block.h: Give the BB flags enum a name, bb_flags.
3023 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3024 * cfgcleanup.c (enum bb_flags): Remove here.
3025 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3026 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3027 (update_forwarder_flag): Likewise.
3028 (thread_jump): Likewise.
3029 (try_forward_edges): Likewise.
3030 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3031 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3032 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3034 2005-07-11 Richard Guenther <rguenther@suse.de>
3036 * config/i386/i386.opt: New target option -msseregparm.
3037 * config/i386/i386.c (override_options): Error out for
3038 -msseregparm but no SSE support.
3039 (ix86_function_sseregparm): Check for global sseregparm.
3040 * doc/invoke.texi: Document -msseregparm.
3042 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3044 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3045 (m32rle-*-linux*): Ditto.
3047 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3049 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3050 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3053 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3057 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3058 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3060 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3062 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3063 (varmap): Heapify varmap.
3064 (constraints): Heapify constraints.
3065 (struct constraint_graph): Heapify succs and preds.
3066 (constraint_vec_find): Update for heapification.
3067 (constraint_set_union): Ditto.
3068 (insert_into_complex): Ditto.
3069 (constraint_edge_vec_find): Ditto.
3070 (erase_graph_self_edge): Ditto.
3071 (add_graph_edge): Ditto.
3072 (get_graph_weights): Ditto.
3073 (merge_graph_nodes): Ditto.
3074 (build_constraint_graph): Ditto.
3075 (topo_visit): Ditto.
3076 (solve_graph): Ditto.
3077 (create_variable_info_for): Ditto.
3078 (init_base_vars): Ditto.
3079 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3080 (condese_varmap_nodes): Free complex vector.
3081 (clear_edges_for_node): Clear succs and preds vector.
3083 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3085 * tree-ssa-structalias.c (update_alias_info): Change counting of
3086 references to not include vdefs.
3088 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3090 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3093 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3095 * pa.c (pa_commutative_p): Make PLUS commutative when
3096 TARGET_NO_SPACE_REGS is true.
3098 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3100 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3101 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3102 * tree-dfa.c (dump_subvars_for): New.
3103 (debug_subvars_for): New.
3104 (dump_variable): Show subvariables if VAR has them.
3105 * tree-flow-inline.h (get_subvar_at): New.
3106 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3107 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3109 (struct subvar): Change fields offset and size to unsigned
3111 (dump_subvars_for): Declare.
3112 (debug_subvars_for): Declare.
3113 (get_subvar_at): Declare.
3114 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3115 to unsigned HOST_WIDE_INT *.
3116 (overlap_subvar): Likewise.
3117 * tree-gimple.c (is_gimple_reg): Always return false for
3118 SFTs and memory tags.
3119 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3121 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3122 (compute_may_aliases): Call compute_points_to_sets.
3123 (collect_points_to_info_for): Remove.
3124 (compute_points_to_and_addr_escape): Remove.
3125 (delete_alias_info): Call delete_points_to_sets.
3126 (compute_flow_sensitive_aliasing): If the call to
3127 find_what_p_points_to returns false, call set_pt_anything.
3128 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3129 (set_pt_anything): Clear pi->pt_vars.
3130 (set_pt_malloc): Remove.
3131 (merge_pointed_to_info): Remove.
3132 (add_pointed_to_expr): Remove.
3133 (add_pointed_to_var): Remove.
3134 (collect_points_to_info_r): Remove.
3135 (is_escape_site): Make extern.
3137 (create_overlap_variables_for): Call it.
3138 * tree-ssa-copy.c (merge_alias_info): Never merge
3139 flow-sensitive alias information.
3140 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3141 offset and size to be unsigned HOST_WIDE_INT.
3142 (add_to_addressable_set): Rename from note_addressable.
3143 Set TREE_ADDRESSABLE as the variables are added to the set.
3145 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3146 operands into VUSEs when adding V_MAY_DEFs for members in an
3148 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3149 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3150 (struct variable_info): Add bitfield is_heap_var.
3151 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3152 (new_var_info): Initialize is_heap_var.
3153 (get_constraint_for): Add HEAP variables to the symbol table.
3154 Mark them with is_heap_var.
3155 (update_alias_info): New. Taken mostly from the old
3156 compute_points_to_and_addr_escape.
3157 (handle_ptr_arith): New.
3158 (find_func_aliases): Call update_alias_info.
3159 Call handle_ptr_info for tcc_binary expressions.
3160 Call mark_stmt_modified.
3161 (create_variable_info_for): If DECL has subvars, do not create
3162 variables for its subvars. Always add all the fields.
3163 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3164 SFTs, then add all the SFTs of the structure.
3165 If VI->DECL is an aggregate with subvariables, add the SFT at
3167 (find_what_p_points_to): If VI is an artificial variable,
3168 translate to bitfields in SSA_NAME_PTR_INFO.
3169 If the solution is empty, set pi->pt_vars to NULL
3170 (init_base_vars): Create ANYOFFSET.
3171 (compute_points_to_sets): Rename from create_alias_vars.
3173 (pass_build_pta): Remove.
3174 (delete_points_to_sets): Rename from delete_alias_vars.
3175 (pass_del_pta): Remove.
3176 * tree-ssa-structalias.h (struct alias_info): Move from
3178 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3179 NUM_REFERENCES_SET): Likewise.
3180 (compute_points_to_sets, delete_points_to_sets): Declare.
3182 2005-07-09 Richard Henderson <rth@redhat.com>
3184 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3185 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3186 alpha_split_lock_test_and_set_12): New functions.
3187 * config/alpha/alpha-protos.h: Update.
3188 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3189 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3190 * config/alpha/sync.md (I12MODE): New.
3191 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3192 (sync_<fetchop_name><I48MODE>): Likewise.
3193 (sync_nand<I48MODE>): Likewise.
3194 (sync_old_<fetchop_name><I48MODE>): Likewise.
3195 (sync_new_<fetchop_name><I48MODE>): Likewise.
3196 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3197 (sync_compare_and_swap<I48MODE>): Likewise.
3198 (sync_lock_test_and_set<I48MODE>): Likewise.
3199 (sync_compare_and_swap<I12MODE>): New.
3200 (sync_compare_and_swap<I12MODE>_1): New.
3201 (sync_lock_test_and_set<I12MODE>): New.
3202 (sync_lock_test_and_set<I12MODE>_1): New.
3204 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3208 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3210 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3212 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3213 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3215 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3218 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3220 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3222 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3223 memory_operand constraint.
3224 (store_conditional_<mode>): Same.
3225 (sync_compare_and_swap<mode>): Same.
3226 (sync_lock_test_and_set<mode>): Same.
3228 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3230 Rewrite PIC support to more closely model actual instructions.
3231 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3232 (cris_symbol): Remove prototypes for removed functions.
3233 (cris_pic_symbol_type_of, cris_valid_pic_const)
3234 (cris_expand_pic_call_address): Prototypes for new functions.
3235 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3237 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3239 <case ':'>: Add case for new punctuation character.
3240 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3241 emitting (extra) PIC modifier.
3242 <case UNSPEC>: Do not assert for PLT.
3243 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3244 (cris_expand_prologue, cris_expand_epilogue): Check
3245 for pic_offset_table_rtx usage instead of taking
3246 current_function_uses_pic_offset_table as the final word.
3247 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3248 Remove flag_pic difference.
3249 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3250 the moral equivalents of...
3251 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3253 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3254 (cris_handle_option): Mark ARG as unused.
3255 (cris_expand_pic_call_address): New worker function for "call",
3257 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3258 output PIC constructs here.
3259 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3260 as symbol-specific modifers, not whole or part of operands.
3261 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3262 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3263 constants and flag_pic.
3264 (CONSTANT_INDEX_P): Adjust for new functions.
3265 (enum cris_pic_symbol_type): New helper type.
3266 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3267 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3268 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3270 ("movsi"): Emit actual instructions for GOT and relative access.
3271 ("*movsi_got_load"): New pattern to set up the register holding
3273 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3274 Adjust FIXME for 'S'.
3275 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3276 Use "movs" for -fpic cases.
3277 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3278 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3279 ("call", "call_value"): Just call cris_expand_pic_call_address for
3281 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3282 Remove special pattern.
3283 ("*expanded_call_side", "*expanded_call_value_side"): New
3285 (gotplt-to-plt, gotplt-to-plt-side-call)
3286 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3288 * config/cris/cris/predicates.md
3289 ("cris_general_operand_or_gotless_symbol"): Remove unused
3291 ("cris_general_operand_or_symbol"): Adjust for new functions.
3293 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3295 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3297 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3299 * Makefile.in (TREE_H): Add treestruct.def.
3300 (c-decl.o): Add pointer-set.h
3301 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3302 visibility on regular DECL's.
3303 (merge_decls): Fix the copying of decl nodes of various types for
3304 the new structures. Don't update RTL, section name, weak status,
3305 etc, on DECL's without RTL.
3306 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3307 Don't check volatile on non-variable types.
3308 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3309 to check whether we have seen arguments.
3310 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3311 flag is checked before field (flag is common, field is not).
3312 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3313 TS_DECL_COMMON could have an origin.
3314 (add_location_or_const_value_attribute): Don't check section name
3315 on non-var/function decls.
3316 (dwarf2out_var_location): Reverse order of tests.
3317 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3318 with DECL_WRTL_CHECK.
3319 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3320 * fold-const.c (fold_binary): Don't check weakness on
3321 non-var/function decls.
3322 (tree_expr_nonzero_p): Ditto.
3323 (fold_checksum_tree): Use tree_decl_extra as sizeof
3325 * ggc-page.c (extra_order_size_table): Add sizes for
3326 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3328 * gimplify.c (gimplify_bind_expr): Only set
3329 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3330 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3332 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3333 * langhooks.h (init_ts). New langhook.
3334 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3335 * print-tree.c (print_node): Update to only print fields that
3336 exist in the structures the passed decl has.
3337 * toplev.c (wrapup_global_declarations): Don't reset
3338 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3339 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3340 * tree-inline.c (remap_decl): Ditto.
3341 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3342 * tree-pretty-print.c (print_declaration): Don't print
3343 DECL_REGISTER on things that don't contain it.
3344 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3345 non-var/function decls.
3346 * tree.c (tree_contains_struct): New structure.
3347 (init_priority_for_decl): New hashtable.
3348 (tree_int_map): New structure.
3349 (tree_int_map_eq): New function.
3350 (tree_int_map_marked_p): Ditto.
3351 (tree_int_map_hash): Ditto.
3352 (tree_map): Move to tree.h.
3353 (tree_map_eq): Externalize.
3354 (tree_map_hash): Ditto.
3355 (tree_map_marked_p): Ditto.
3356 (init_ttree): Set up tree_contains_struct and call langhook.
3357 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3358 (tree_code_size): Update for new structures.
3359 (tree_node_structure): Update for new structures.
3360 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3362 (copy_node_stat): Copy init priority.
3363 (build_decl_stat): Ditto for visibility.
3364 (ts_enum_names): New.
3365 (tree_contains_struct_check_failed): New function.
3366 (decl_init_priority_lookup): Ditto.
3367 (decl_init_priority_insert): Ditto.
3368 * treestruct.def: New file.
3369 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3370 (CONTAINS_STRUCT_CHECK): Ditto.
3371 (tree_contains_struct_check_failed): New prototype.
3372 (DECL_CHECK): Removed.
3373 (DECL_MINIMAL_CHECK): New.
3374 (DECL_COMMON_CHECK): Ditto.
3375 (DECL_WRTL_CHECK): Ditto.
3376 (DECL_NON_COMMON_CHECK): Ditto.
3377 (DECL_WITH_VIS_CHECK): Ditto.
3378 (VAR_OR_FUNCTION_DECL_P): Ditto
3379 (struct tree_decl_minimal): New structure.
3380 (struct tree_decl_common): Ditto.
3381 (struct tree_decl_with_rtl): Ditto.
3382 (struct tree_decl_with_vis): Ditto.
3383 (struct tree_decl_non_common): Ditto.
3384 (struct tree_field_decl): Ditto.
3385 (struct tree_parm_decl): Ditto.
3386 (struct tree_var_decl): Ditto.
3387 (struct tree_function_decl): Ditto.
3388 (struct tree_const_decl): Ditto.
3389 (struct tree_result_decl): Ditto.
3390 (union tree_node): Add new structures.
3391 * var-tracking.c (track_expr_p): Reverse order of tests.
3393 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3395 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3397 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3398 * system.h: Poison FINALIZE_PIC.
3399 * doc/tm.texi (FINALIZE_PIC): Remove.
3401 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3404 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3405 to the correct type if we have a MODIFY_EXPR.
3407 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3409 PR tree-optimization/22360
3410 * tree.c (upper_bound_in_type): Fix calculations for casting
3411 to a non-wider signed type and casting a signed value to a
3412 wider unsigned type.
3413 (lower_bound_in_type): Fix calculations for casting to a
3414 non-wider signed type.
3416 PR tree-optimization/20139
3417 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3419 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3420 fold_cond_expr_cond.
3421 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3422 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3424 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3427 * tree-complex.c (expand_complex_libcall): Produce
3428 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3430 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3432 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3433 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3434 b" assert and inserted fastpath code for this case.
3435 (bitmap_ior): Removed "a != b" assert.
3437 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3439 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3440 (ENDFILE_SPEC): Likewise.
3441 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3443 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3444 a large stack frame at epilogue.
3446 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3448 * final.c: Include sdbout.h when required.
3450 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3452 * config.gcc (*-*-darwin*): Only one target-specific header file
3454 (powerpc-*-darwin*): Add version-specific header files.
3455 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3456 * config.in: Regenerate.
3457 * configure: Regenerate.
3458 * gcc.c: Include xregex.h.
3459 (version_compare_spec_function): New.
3460 (spec_function): Add version-compare.
3461 (replace_outfile_spec_function): Reformat comment.
3462 (compare_version_strings): New.
3463 * config/darwin-c.c (version_as_macro): New.
3464 (builtin_define): New.
3465 (darwin_cpp_builtins): New.
3466 * config/darwin-protos.h (darwin_cpp_builtins): New.
3467 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3468 (LIB_SPEC): Make unconditional, update comment.
3469 (TARGET_C99_FUNCTIONS): Define.
3470 * config/darwin.opt: Sort.
3471 (mmacosx-version-min=): New.
3472 * config/darwin7.h: Delete.
3473 * config/darwin8.h: Delete.
3474 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3475 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3476 (TARGET_C99_FUNCTIONS): Define.
3477 * config/rs6000/darwin7.h: New.
3478 * config/rs6000/darwin8.h: New.
3479 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3480 (-mmacosx-version-min): Document.
3482 2005-07-07 Ian Lance Taylor <ian@airs.com>
3484 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3486 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3489 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3491 2005-07-07 Khem Raj <kraj@mvista.com>
3493 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3494 in bytes, not words.
3496 2005-07-07 Paul Brook <paul@codesourcery.com>
3498 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3499 DEFAULT_FUNCTION_ARG_PADDING to upward.
3501 2005-07-07 Richard Henderson <rth@redhat.com>
3503 * function.c (locate_and_pad_parm): Record parameter alignment in
3504 stack_alignment_needed.
3506 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3508 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3509 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3510 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3511 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3512 (define_attr "type"): Add isync, sync, load_l, store_c.
3513 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3514 Create scratch volatile MEM.
3515 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3517 (load_locked_<mode>): New.
3518 (store_conditional_<mode>): New.
3519 (sync_compare_and_swap<mode>): Replace with splitter.
3520 (sync_lock_test_and_set<mode>): Replace with splitter.
3521 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3523 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3524 is ics. Attribute isync.
3525 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3527 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3528 and UNSPECV_SYNC_OP.
3529 (emit_unlikely_jump): New.
3530 (emit_load_locked): New.
3531 (emit_store_conditional): New.
3532 (rs6000_split_compare_and_swap): New.
3533 (rs6000_split_lock_test_and_set): New.
3534 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3535 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3536 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3537 rs6000_split_lock_test_and_set): Declare.
3538 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3539 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3540 store_c, isync, sync.
3542 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3544 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3545 filenames to gtyp-gen.h.
3546 (s-typ-gen): Use it in place of for loops.
3548 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3550 * hooks.c (hook_bool_rtx_int_false): New function.
3551 * hooks.h (hook_bool_rtx_int_false): Declare.
3552 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3553 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3554 * target.h (struct gcc_target): Add commutative_p member.
3555 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3556 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3557 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3558 (pa_commutative_p): New function.
3559 * jump.c (target.h): Include.
3560 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3561 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3563 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3565 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3566 (s390_expand_setmem): New.
3567 * config/s390/s390.c: Likewise.
3568 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3570 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3571 general_operand. Call new function "s390_expand_setmem".
3572 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3573 ("setmem_long", "*setmem_long"): ... this.
3575 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3577 * config/s390/s390.c: (optimization_options): Enable
3578 TARGET_MVCLE at -Os.
3579 * doc/invoke.texi: Document changes in default behaviour.
3580 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3582 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3584 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3585 defined by back-end.
3587 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3589 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3590 all sets in the pattern.
3591 * config/rs6000/rs6000.md (stack_protect_testsi,
3592 stack_protect_testdi): Likewise.
3594 2005-07-06 Jeff Law <law@redhat.com>
3596 * tree-vrp.c (simplify_using_ranges): Kill.
3597 (vrp_finalize): Remove call to simplify_using_ranges.
3598 (simplify_stmt_using_ranges): New function extracted from
3599 simplify_using_ranges.
3600 (simplify_div_or_mod_using_ranges): Likewise.
3601 (simplify_abs_using_ranges): Likewise.
3602 (simplify_cond_using_ranges): New function.
3603 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3604 * tree-ssa-propagate.c (substitute_and_fold): Call
3605 simplify_stmt_using_ranges if we have range information.
3607 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3609 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3610 ia64_flag_schedule_isns2.
3612 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3613 reading/writing general registers.
3614 (ia64_function_arg): Revert 2005-06-18 change.
3616 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3618 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3619 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3621 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3623 * function.c (expand_function_end): Revert part of 2005-06-27
3624 patch. Do sjlj_emit_function_exit_after after return_label.
3626 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3628 * doc/install.texi (--disable-libssp): New.
3630 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3632 * doc/invoke.texi: Update -fforce-mem documentation.
3633 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3634 code for -fforce-mem.
3635 * expmed.c: (store_bit_field,store_fixed_bit_field,
3636 extract_bit_field): Ditto.
3637 * expr.c: (convert_move): Ditto.
3638 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3639 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3640 emit_conditional_add,expand_float,expand_fix): Ditto.
3641 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3642 (common_handle_option): Issue warning when -fforce-mem specified.
3644 2005-07-06 Paul Brook <paul@codesourcery.com>
3646 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3648 * configure: Regenerate.
3650 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3652 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3654 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3656 Fix PR tree-optimization/22319
3657 Fix PR tree-optimization/22140
3658 Fix PR tree-optimization/22310
3660 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3661 variable sized types.
3662 Use correct type for intermediate structure on *a = *b structure
3665 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3667 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3669 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3670 (machine_function): Move typedef to...
3671 * config/rs6000/rs6000.c (machine_function): ... here. Add
3672 varargs_save_offset field.
3673 (rs6000_stack_t): Remove varargs_size field.
3674 (setup_incoming_varargs): Allocate varargs save area using
3675 assign_stack_local, try to make it as small as possible.
3676 Save offset from virtual_stack_vars_rtx to the save area
3677 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3678 instead of magic 8 when fp word byte size is used.
3679 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3680 instead of -RS6000_VARARGS_SIZE.
3681 (rs6000_stack_info, debug_stack_info,
3682 rs6000_initial_elimination_offset): Remove all traces of
3684 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3685 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3686 RS6000_VARARGS_AREA.
3688 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3690 PR tree-optimization/21963
3691 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3692 constant_multiple_of in the same way get_computation_cost_at does.
3694 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3696 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3697 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3698 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3699 and return its previous value.
3700 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3701 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3703 (stack_protect_set, stack_protect_test): New expanders.
3704 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3705 stack_protect_testdi): New insns.
3706 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3707 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3709 2005-07-06 Jeff Law <law@redhat.com>
3711 * tree-ssa-dce.c (cfg_altered): New global.
3712 (tree_dce_init): Initialize cfg_altered.
3713 (remove_dead_stmt): If we remove an edge in the CFG, then set
3715 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3718 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3720 * Makefile.in (stamp-collect-ld): Use
3721 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3722 ./collect-ld if it already exists.
3723 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3724 Don't remove ./nm if it already exists.
3726 2005-07-05 Devang Patel <dpatel@apple.com>
3728 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3729 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3730 * tree-vectorizer.c (vect_loop_location): New.
3731 (vect_print_dump_info): Use vect_loop_location.
3732 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3733 (vectorize_loops): Set vect_loop_location.
3734 * tree-vect-analyze.c (vect_analyze_offset_expr,
3735 vect_determin_vectorization_factor, vect_analyze_operations,
3736 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3737 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3738 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3739 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3740 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3741 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3742 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3743 vect_analyze_loop): Adjust vect_print_dump_info API.
3744 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3745 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3746 vect_finish_stmt_generation, vectorizable_assignment,
3747 vectorizable_operation, vectorizable_store, vectorizable_load,
3748 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3749 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3750 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3751 vect_transform_loop): Same.
3752 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3753 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3756 2005-07-05 Randolph Chung <tausq@debian.org>
3758 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3759 * configure: Regenerate.
3760 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3761 (pa_tls_referenced_p): Declare.
3762 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3763 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3764 (legitimize_tls_address): New.
3765 (hppa_legitimize_address): Handle TLS addresses.
3766 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3767 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3768 (emit_move_sequence): Handle TLS addresses.
3769 (pa_encode_section_info): Call default handler to handle common
3771 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3772 (CONSTANT_ADDRESS_P): Reject TLS operands.
3773 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3774 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3775 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3776 (UNSPEC_TLSLE): Define new constants.
3777 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3778 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3779 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3780 (tie_symbolic_operand, tle_symbolic_operand): New
3782 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3784 * aclocal.m4: Update macros for autoconf 2.59 style.
3785 * configure.ac: Likewise.
3787 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3789 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3790 (function_arg): Pass small aggregates in general registers on 32-bit
3792 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3794 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3796 * Makefile.in (final.o): Fix dependencies.
3798 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3802 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3803 * langhooks.c (lhd_expr_to_decl): New.
3804 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3806 (LANG_HOOKS_INITIALIZER): Update.
3807 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3808 expr_to_decl langhook.
3809 * c-tree.h (c_expr_to_decl): Declare.
3810 * c-typeck.c (c_expr_to_decl): New.
3811 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3813 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3815 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3818 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3819 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3821 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3823 * Makefile.in: Adjust dependencies.
3824 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3825 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3826 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3827 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3828 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3829 rest_of_compilation.
3831 * bb-reorder.c (gate_duplicate_computed_gotos,
3832 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3833 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3834 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3835 pass_partition_blocks): New.
3836 * bt-load.c (gate_handle_branch_target_load_optimize,
3837 rest_of_handle_branch_target_load_optimize,
3838 pass_branch_target_load_optimize): New.
3839 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3841 * cfglayout.c (pass_insn_locators_initialize): New.
3842 * cfgrtl.c (pass_free_cfg): New.
3843 * combine.c (gate_handle_combine, rest_of_handle_combine,
3845 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3846 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3847 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3848 * except.c (pass_set_nothrow_function_flags,
3849 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3851 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3852 rest_of_handle_shorten_branches, pass_shorten_branches,
3853 rest_of_clean_state, pass_clean_state): New.
3854 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3855 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3856 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3858 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3859 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3860 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3861 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3863 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3864 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3865 pass_rtl_ifcvt, gate_handle_if_after_combine,
3866 rest_of_handle_if_after_combine, pass_if_after_combine,
3867 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3868 pass_if_after_reload): New.
3869 * integrate.c (pass_initial_value_sets): New.
3870 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3871 pass_purge_lineno_notes): New.
3872 * mode-switching.c (rest_of_handle_mode_switching,
3873 pass_mode_switching): New.
3874 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3875 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3877 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3878 pass_loop_optimize): New.
3879 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3881 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3883 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3884 pass_postreload_cse): New.
3885 * profile.c (gate_handle_profiling, pass_profiling,
3886 rest_of_handle_branch_prob, pass_branch_prob): New.
3887 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3888 pass_split_before_regstack, gate_handle_split_before_regstack,
3889 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3890 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3891 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3892 pass_stack_regs): New.
3893 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3894 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3895 pass_stack_adjustments): New.
3896 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3897 pass_regrename): New.
3898 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3899 pass_delay_slots, gate_handle_machine_reorg,
3900 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3901 * rtl.h (extern void purge_line_number_notes): New.
3902 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3903 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3905 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3907 * value-prof.c (gate_handle_value_profile_transformations,
3908 rest_of_handle_value_profile_transformations,
3909 pass_value_profile_transformations): New.
3910 * var-tracking.c (gate_handle_var_tracking,
3911 pass_variable_tracking): New.
3912 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3914 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3915 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3916 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3917 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3918 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3919 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3920 rest_of_handle_gcse2, rest_of_handle_regmove,
3921 rest_of_handle_tracer, rest_of_handle_if_conversion,
3922 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3923 rest_of_handle_web, rest_of_handle_branch_prob,
3924 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3925 rest_of_handle_jump_bypass, rest_of_handle_combine,
3926 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3927 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3928 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3929 rest_of_handle_mode_switching, rest_of_handle_jump,
3930 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3931 rest_of_handle_flow2, rest_of_handle_jump2,
3932 rest_of_handle_peephole2, rest_of_handle_postreload,
3933 rest_of_handle_shorten_branches, rest_of_clean_state,
3934 rest_of_compilation): Remove.
3936 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3937 * passes.c (dump_flags, in_gimple_form, all_passes,
3938 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3939 register_dump_files, next_pass_1, last_verified, execute_todo,
3940 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3941 from tree-optimize.c.
3942 (init_optimization_passes): Moved from tree-optimize.c,
3943 adding the RTL optimizations.
3944 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3945 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3946 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3947 register_dump_files, next_pass_1, last_verified, execute_todo,
3948 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3949 init_tree_optimization_passes, ipa_passes): Delete.
3950 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3952 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3953 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3955 (ipa_passes): Remove.
3956 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3957 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3958 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3959 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3960 (dump_info_p, dump_flag): Moved to tree-dump.h.
3962 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3964 * passes.c (finish_optimization_passes): Use dump_begin
3965 and dump_end, TDI_end.
3966 (gate_rest_of_compilation): New.
3967 (pass_rest_of_compilation): Use it.
3968 (gate_postreload, pass_postreload): New.
3969 * toplev.c (general_init): Rename init_tree_optimization_passes.
3970 * toplev.h (init_tree_optimization_passes): Rename to
3971 init_optimizations_passes.
3972 * tree-dump.c (dump_flag): Make static.
3973 (dump_files): Remove RTL dumps.
3974 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3975 pass_cleanup_cfg, pass_free_cfg_annotations,
3976 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3977 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3978 * tree-pretty-print.c: Include tree-pass.h.
3979 * cgraph.c: Include tree-dump.h.
3981 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3983 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3984 Only fall back to saying it points to readonly memory if
3987 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3989 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3990 * config/m32r/m32r.c (m32r_compute_frame_size,
3991 m32r_expand_prologue): Take current_function_profile into
3992 account whenever we reference
3993 current_function_uses_pic_offset_table.
3994 (m32r_finalize_pic): Remove.
3995 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3997 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3999 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4000 instead of $<. Don't remove ./as if it already exists.
4002 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4005 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4006 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4007 for complex modes when generating code for PA 1.0.
4008 (VALID_FP_MODE_P): New macro.
4009 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4010 sets for all general and floating point modes. Align wide floating
4011 point modes to even register boundaries to comply with architectural
4013 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4014 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4015 (VALID_FP_MODE_P): New macro.
4016 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4017 sets for all general and floating point modes. Align wide floating
4018 point modes to even register boundaries to comply with architectural
4021 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4023 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4026 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4028 * tree-ssa-structalias.c: Don't include expr.h.
4030 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4032 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4035 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4037 Fix PR tree-optimization/22279
4039 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4042 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4044 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4046 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4048 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4049 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4050 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4051 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4052 config/stormy16/stormy16.c, config/v850/v850.c,
4053 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4054 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4055 Avoid "." or "\n" at end of diagnostics and capital letters at
4056 start of diagnostics.
4057 * combine.c, cse.c: Don't translate dump file output.
4058 * toplev.c (print_version): Only translate output if going to
4061 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4063 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4064 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4067 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4069 * pa.c (fix_range): Fix typo in comment.
4071 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4073 * tree-vrp.c (extract_range_from_assert): Replace
4074 fold (build (...)) with fold_build2.
4076 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4078 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4079 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4080 (format_types_orig, handle_format_attribute): Add support for
4083 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4085 * varasm.c (assemble_variable): Fix format specifier thinko.
4087 2005-07-03 Ira Rosen <irar@il.ibm.com>
4089 PR tree-optimization/22029 (and 22135)
4090 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4091 a phi node before calling dump_vops.
4093 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4095 * tree-dump.h (dump_string_field): Declare.
4096 * tree-dump.c: Use it instead of dump_string.
4097 (dump_string_field): Make non-static.
4099 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4101 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4102 up the minimal CFG stuff always when optimize > 0. Call
4103 split_all_insns_noflow in PIC case if needed.
4105 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4106 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4109 * c-decl.c (c_write_global_declarations): Dump contents of
4111 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4112 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4113 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4114 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4117 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4119 * c-common.h (GCC_DIAG_STYLE): Define.
4120 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4121 version for format checking to 4.1.
4122 * c-format.c: Include toplev.h after c-common.h.
4123 (enum format_type): Add gcc_tdiag_format_type.
4124 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4125 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4126 (format_types_orig): Add gcc_tdiag.
4127 (init_dynamic_diag_info): Support gcc_tdiag formats.
4128 (handle_format_attribute): Likewise.
4129 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4130 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4131 version for format checking to 4.1.
4132 (warning0, warning, error, pedwarn, sorry): Use
4134 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4135 (finish_aliases_1): Do not use %qE.
4136 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4137 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4138 Correct format bugs.
4139 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4140 parameter to unsigned HOST_WIDE_INT.
4141 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4143 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4146 * expr.c (write_complex_part): Use adjust_address for MEM.
4147 (read_complex_part): Same.
4149 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4151 Fix PR tree-optimization/22280
4153 * tree-sra.c (generate_element_init): Remove useless loop.
4155 2005-07-02 Richard Henderson <rth@redhat.com>
4157 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4159 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4161 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4164 * fold-const.c (fold_binary): Handle the return value of
4165 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4166 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4168 2005-07-02 Jeff Law <law@redhat.com>
4170 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4171 a eliminate type conversion which feeds an equality comparison
4172 if the original type or either operand in the comparison is a
4175 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4177 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4178 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4180 * config/avr/avr.c: Do not use '`' as left quote.
4181 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4182 Remove "." from end of diagnostics. Make diagnostics start with
4185 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4186 Joseph S. Myers <joseph@codesourcery.com>
4188 * toplev.c (default_tree_printer): Handle setting location with
4190 * c-objc.common.c (c_tree_printer): Likewise.
4191 * c-format.c (gcc_diag_flag_specs): Add '+'.
4192 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4193 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4195 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4196 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4197 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4198 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4199 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4200 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4201 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4202 format arguments where %J is used without %D.
4204 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4206 * gcc.c (LINK_SSP_SPEC): Define.
4207 (link_ssp_spec): New variable.
4208 (LINK_COMMAND_SPEC): Add %(link_ssp).
4209 (static_specs): Add link_ssp_spec.
4210 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4211 * configure: Rebuilt.
4212 * config.in: Rebuilt.
4214 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4215 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4216 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4217 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4218 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4219 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4220 -0x7008(2) instead of reading __stack_chk_guard variable.
4221 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4223 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4224 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4225 if TARGET_THREAD_SSP_OFFSET is defined.
4226 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4227 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4230 2005-06-27 Richard Henderson <rth@redhat.com>
4231 * libgcc-std.ver (GCC_4.1.0): New.
4232 * libgcc.h (__stack_chk_guard): Declare.
4233 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4234 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4235 * mklibgcc.in (lib2funcs): Add them.
4237 2005-07-01 Richard Henderson <rth@redhat.com>
4239 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4240 void * before struct sigcontext *.
4241 (x86_fallback_frame_state): Likewise.
4243 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4245 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4247 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4250 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4251 we check for SSA_NAME for.
4253 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4255 Fix PR tree-optimization/22071
4257 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4259 (get_constraint_for_component_ref): Use it.
4261 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4264 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4265 print out the last new line.
4267 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4269 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4270 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4271 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4272 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4273 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4274 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4275 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4276 (enum reg_class): New member CC0_REGS.
4277 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4278 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4279 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4280 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4281 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4282 Adjust for register now described.
4284 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4287 * config/i386/i386.md (stack_protect_test_si,
4288 stack_protect_test_di): Add earlyclobber for scratch 3.
4289 * config/rs6000/rs6000.md (stack_protect_testsi,
4290 stack_protect_testdi): Add earlyclobber for scratch 3,
4291 remove earlyclobber from scratch 4.
4293 Older entries for 2005 can be found in ChangeLog-2005.