1 2005-08-14 Andreas Schwab <schwab@suse.de>
3 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5 2005-08-13 James E Wilson <wilson@specifix.com>
7 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
9 -fstack-protector-all, --param ssp-buffer-size): Document.
10 (-Wvariadic-macros): Alphabetize.
11 (-fsched-stalled-insns-dep): Add missing 'f'.
13 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
16 2005-08-13 David Edelsohn <edelsohn@gnu.org>
18 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
19 or indirect address operand.
20 (EXTRA_ADDRESS_CONSTRAINT): New.
21 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
23 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
25 PR tree-optimization/22236
26 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
27 successors and predecessors.
28 * tree-chrec.c (chrec_convert): Before converting, check that
30 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
31 (analyze_array): Extern.
32 (find_data_references_in_loop): Remove call to
33 compute_estimated_nb_iterations.
34 * tree-data-ref.h (analyze_array): Declared.
35 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
36 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
37 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
38 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
40 * tree-ssa-loop-ivcanon.c: Fix documentation.
41 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
42 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
43 (infer_loop_bounds_from_undefined): New.
44 (estimate_numbers_of_iterations_loop): Use
45 infer_loop_bounds_from_undefined.
46 (used_in_pointer_arithmetic_p): New.
47 (scev_probably_wraps_p): Pass an extra parameter. Call
48 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
49 (convert_step): Fix documentation.
50 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
51 Use initial_condition_in_loop_num and evolution_part_in_loop_num
52 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
53 scev_probably_wraps_p.
55 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
57 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
58 (s390_register_info): Ignore clobbered_regs information for fixed
59 registers, and only fixed registers.
60 (s390_init_frame_layout): Remove redundant call.
62 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
64 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
65 description of -Wold-style-casts.
67 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
68 Jakub Jelinek <jakub@redhat.com>
70 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
71 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
72 * config/s390/s390.c (print_operand): New output modifier 'G' added.
73 (get_thread_pointer): Renamed to s390_get_thread_pointer.
74 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
75 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
76 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
77 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
78 ("stack_protect_set", "stack_protect_test"): New expanders.
79 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
80 "stack_protect_testdi"): New insn definitions.
82 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
84 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
86 2005-08-12 Paul Brook <paul@codesourcery.com>
88 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
90 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
92 * config/s390/predicates.md (setmem_operand): New predicate.
93 (shift_count_operand): Accept ANDs with special constants as
95 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
96 with special constants.
97 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
98 shift_count_operand with setmem_operand.
100 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
102 * config/s390/s390.c (s390_extract_part, s390_single_part):
104 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
105 (s390_output_mi_thunk): Don't use lg on 31 bit.
106 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
107 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
109 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
111 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
112 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
113 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
114 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
115 with one of the new macros.
117 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
119 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
120 Don't set save_return_addr_p.
121 (s390_register_info): Make clobbered_regs not depending on
124 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
126 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
127 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
129 2005-08-11 James E. Wilson <wilson@specifix.com>
131 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
133 2005-08-11 Jakub Jelinek <jakub@redhat.com>
135 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
136 locations gathered by var-tracking in single entry loc_list
137 over loc_descriptor_from_tree.
139 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
140 pass it down to loc_descriptor.
141 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
142 (containing_function_has_frame_base): Move earlier in the file.
143 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
144 instead of always assuming fbreg can't be used.
146 2005-08-11 David Edelsohn <edelsohn@gnu.org>
148 * config/rs6000/altivec.md: Change constraint "m" to "Z".
149 * config/rs6000/predicates.md (indexed_or_indirect_operand):
150 Accept address wrapped in AND for Altivec.
151 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
152 Strip AND wrapping offset address for Altivec.
154 2005-08-11 Richard Henderson <rth@redhat.com>
157 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
158 before using TYPE_IS_SIZETYPE.
160 2005-08-11 Richard Henderson <rth@redhat.com>
163 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
164 insn types not present on ev4.
165 (alphaev5_insn_pipe): Similarly.
167 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
170 * arm.c (arm_override_options): If the user has selected callee-super-
171 interworking, then enable normal interworking.
173 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
175 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
178 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
180 * doc/rtl.texi: Fix two typos.
182 2005-08-11 Richard Guenther <rguenther@suse.de>
185 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
186 cases where we call to/from functions returning void.
188 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
191 * tree.c (build_pointer_type_for_mode): Robustify.
193 2005-08-10 James E Wilson <wilson@specifix.com>
195 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
196 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
198 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
201 2005-08-10 Eric Christopher <echristo@apple.com>
203 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
204 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
207 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
210 * config/darwin.c (machopic_indirect_data_reference): Use a new register
211 for the high part when generating dynamic-no-pic code.
213 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
215 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
216 (x86_64-*-linux*): Likewise.
218 * config/i386/crtfastmath.c: New file.
219 * config/i386/t-crtfm: Likewise.
221 * config/i386/linux.h (ENDFILE_SPEC): New.
222 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
224 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
227 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
229 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
230 (vec_shl, vec_shr): Document new operations.
231 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
233 2005-08-10 David Edelsohn <edelsohn@gnu.org>
235 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
236 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
237 change predicate to indexed_or_indirect_address.
239 2005-08-10 Richard Sandiford <richard@codesourcery.com>
241 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
242 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
243 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
245 * config/arm/unaligned-funcs.c: New file.
246 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
248 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
250 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
252 * cfglayout.c (pass_insn_locators_initialize): Add dump.
253 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
255 * except.c (pass_convert_to_eh_region_ranges): Add dump.
256 * final.c (pass_shorten_branches): Add dump.
257 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
258 (pass_life): Rename dump.
259 (rest_of_handle_flow2): Remove initial verify_flow_info.
260 * function.c (pass_instantiate_virtual_regs): Add dump.
261 * integrate.c (pass_initial_value_sets): Add dump.
262 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
263 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
264 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
265 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
266 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
267 gate_rtl_unrool_and_peel_loops): New.
268 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
269 rtl_doloop): Do not look at flags.
270 * mode-switching.c (pass_mode_switching): Add dump.
271 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
272 pass_split_before_regstack): Add dump.
273 * regmove.c (pass_stack_adjustments): Add dump.
274 * tree-optimize.c (pass_fixup_cfg): Add dump.
276 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
279 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
280 deciding which instruction sequence to use.
282 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
284 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
285 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
287 2005-08-09 Richard Guenther <rguenther@suse.de>
289 * c-common.c (builtin_function_2): Remove.
290 (def_builtin_1): New function.
291 (c_common_nodes_and_builtins): Use def_builtin_1 to
292 build builtin functions.
294 2005-08-09 Jie Zhang <jie.zhang@analog.com>
296 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
297 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
298 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
301 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
303 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
304 fold_binary instead of fold_build2 since we don't care about the
306 (loop_niter_by_eval): Likewise.
307 (compare_trees): Likewise.
308 (proved_non_wrapping_p): Likewise.
310 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
314 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
315 if the if is really empty.
317 2005-08-09 Steven Bosscher <stevenb@suse.de>
319 PR tree-optimization/23234
320 * tree-ssa-math-opts.c (place_reciprocal): New enum.
321 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
322 argument of the new enum.
323 (execute_cse_reciprocals): Add reciprocals for function arguments
324 on the unique successor edge of the entry block. Update other calls
325 to execute_cse_reciprocals_1.
327 2005-08-08 Richard Henderson <rth@redhat.com>
330 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
332 2005-08-08 Bob Wilson <bob.wilson@acm.org>
334 * expr.c (write_complex_part): Return after handling MEM.
336 2005-08-08 Josh Conner <jconner@apple.com>
338 PR rtl-optimization/23241
339 * combine.c (simplify_comparison): Fix error in determining
340 whether to lift a subreg from comparison.
342 2005-08-08 David Edelsohn <edelsohn@gnu.org>
345 * config/rs6000/altivec.md (vec_init<mode>): New.
346 (vec_set<mode>): New.
347 (vec_extract<mode>): New.
348 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
349 (rs6000_expand_vector_set): New.
350 (rs6000_expand_vector_extract): New.
351 (rs6000_legitimate_offset_address_p): Offset addresses are valid
352 for Altivec modes before reload.
353 (altivec_expand_vec_init_builtin): New.
354 (get_element_number): New.
355 (altivec_expand_vec_set_builtin): New.
356 (altivec_expand_vec_ext_builtin): New.
357 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
359 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
361 * config/rs6000/rs6000.h (rs6000_builtins): Add
362 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
363 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
364 * config/rs6000/rs6000-protos.h: Declare new functions.
366 2005-08-08 Jan Hubicka <jh@suse.cz>
368 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
369 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
370 * i386.md (movdi*): Use pic_32bit_operand.
371 * predicates.md (pic_32bit_operand): New.
373 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
376 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
378 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
380 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
381 (test_for_singularity): Use fold_build2.
383 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
385 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
387 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
389 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
390 (COMMON_ASM_OP) Define.
391 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
392 (ix86_encode_section_info): Likewise.
393 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
394 SUBTARGET_ENCODE_SECTION_INFO.
396 2005-08-06 Richard Henderson <rth@redhat.com>
399 * tree-nested.c (convert_local_reference): Save and restore val_only
400 around component_ref and friends. Clear walk_subtrees by default.
402 2005-08-06 Peter O'Gorman <peter@pogma.com>
405 * gcc.c (process_command): Check the argument to -b has a dash.
406 * doc/invoke.texi: Update -b and -V docs.
408 2005-08-06 James E Wilson <wilson@specifix.com>
410 * config/mips/cross64.h, config/mips/t-cross64: Delete.
412 2005-08-06 Michael Matz <matz@suse.de>
414 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
415 member only if only one insn is associated with the value.
417 2005-08-06 Nick Clifton <nickc@redhat.com>
419 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
421 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
422 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
423 Check symbol flags instead of symbol name mangling.
424 (xstormy16_asm_output_aligned_common): Likewise. Also
425 simplify code since the bss100_section cass is the only case
426 where the below100 code will be triggered.
427 (xstormy16_encode_section_info): Encode below100 attribute
428 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
430 (xstormy16_strip_name_encoding): Delete - this function is no
432 (TARGET_STRIP_NAME_ENCODING): Undefine.
433 * config/stormy16/stormy16-protos.h: Delete prototype for
434 xstormy16_strip_name_encoding.
436 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
438 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
439 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
440 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
441 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
442 config/alpha/predicates.md, config/arc/arc.h,
443 config/arm/arm.h, config/arm/ieee754-df.S,
444 config/arm/ieee754-sf.S, config/bfin/bfin.c,
445 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
446 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
447 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
448 config/m68hc11/m68hc11.h, config/mips/mips.c,
449 config/mips/mips.h, config/mips/openbsd.h,
450 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
451 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
452 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
453 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
454 config/sparc/linux.h, config/sparc/linux64.h,
455 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
456 doc/extend.texi, doc/gcov.texi, doc/install.texi,
457 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
458 typos. Follow spelling conventions.
460 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
463 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
464 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
465 specially. Check for side effects only for COND_EXPR.
466 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
467 return with TREE_NO_WARNING.
469 2005-08-06 Richard Sandiford <richard@codesourcery.com>
471 PR rtl-optimization/23233
472 * loop.c (combine_movables): Require the modes to be the same.
473 (move_movables): Remove handling of cases where the replacement
474 had a different mode to the original.
476 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
478 PR tree-optimization/23128
479 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
480 subtraction wrap, and set TREE_OVERFLOW if they do.
482 2005-08-05 Richard Henderson <rth@redhat.com>
485 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
488 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
491 * reload.c (find_reloads_subreg_address): Pass down TYPE
492 unchanged. Change all callers except find_reloads_toplev.
494 2005-08-05 Michael Matz <matz@suse.de>
496 * genattrtab.c (current_alternative_string): Remove.
497 (SIMPLIFY_ALTERNATIVE): Ditto.
498 (attr_alt_bit_p): Ditto.
499 (alternative_name): Make const char *.
500 (evaluate_eq_attr): Remove use of above things.
501 (simplify_test_exp): Ditto.
502 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
503 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
505 2005-08-04 James E Wilson <wilson@specifix.com>
507 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
508 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
509 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
510 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
511 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
513 2005-08-04 Richard Henderson <rth@redhat.com>
516 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
517 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
518 * tree-sra.c (decide_block_copy): Use it. Disable element copy
519 if we'd have to instantiate too many members.
521 2005-08-04 Richard Henderson <rth@redhat.com>
524 * tree-outof-ssa.c (coalesce_asm_operands): New.
525 (coalesce_ssa_name): Use it. Split out ...
526 (coalesce_phi_operands, coalesce_result_decls): ... these.
528 2005-08-04 Paul Brook <paul@codesourcery.com>
530 * read-rtl.c (read_quoted_string): Break if EOF.
532 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
534 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
535 (fold_build2): Likewise.
536 (fold_build3): Likewise.
537 (fold_build1_stat): New function prototype.
538 (fold_build2_stat): Likewise.
539 (fold_build3_stat): Likewise.
540 * fold-const.c (fold_build1): Rename to ..
541 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
542 through to build1_stat.
543 (fold_build2): Rename to ..
544 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
545 through to build2_stat.
546 (fold_build3): Rename to ..
547 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
548 through to build3_stat.
550 2005-08-04 David Edelsohn <edelsohn@gnu.org>
551 Ian Lance Taylor <ian@airs.com>
553 * function.c (assign_stack_local_1): Do not correct stack slot
554 address if allocation size is smaller than mode size.
556 2005-08-04 Diego Novillo <dnovillo@redhat.com>
559 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
560 (tree_merge_blocks): Propagate anything allowed by
562 Clarify documentation.
563 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
564 SSA form, schedule an update if necessary.
566 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
568 * doc/install.texi (Binaries): Remove broken link to
569 Sinix/Reliant Unix binaries.
571 2005-08-03 Richard Henderson <rth@redhat.com>
574 * function.c (stack_protect_epilogue): Export.
575 * tree.h (stack_protect_epilogue): Declare.
576 * calls.c (expand_call): Call it.
578 2005-08-03 Eric Christopher <echristo@apple.com>
580 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
581 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
584 2005-08-04 Jan Hubicka <jh@suse.cz>
586 * profile.c (branch_prob): Split edges with goto locus on them
587 to get proper line counts.
588 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
590 2005-08-03 Paul Brook <paul@codesourcery.com>
592 * function.c (assign_parms): Round current_function_args_size
593 to PARM_BOUNDARY, not STACK_BOUNDARY.
595 2005-08-03 Geoffrey Keating <geoffk@apple.com>
597 * config/i386/i386.c (x86_elf_aligned_common)
598 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
600 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
602 PR tree-optimization/23157
603 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
604 before emitting them.
606 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
608 PR tree-optimization/19899
609 * Makefile.in (tree-scalar-evolution.o): Add real.h.
610 * tree-scalar-evolution.c: Include real.h.
611 (add_to_evolution): Build constant -1 of correct type.
613 2005-08-03 Jan Hubicka <jh@suse.cz>
615 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
616 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
617 profile updating for complette unrolling.
618 * loop-unroll.c (peel_loop_completely): Use it.
619 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
620 (tree_unroll_loops_completely): Disable code growing unrolling of cold
623 2005-08-03 Paul Brook <paul@codesourcery.com>
625 * combine.c (can_change_dest_mode): New function.
626 (try_combine, simplify_set): Use it.
628 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
630 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
633 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
635 * doc/install.texi (Specific): Adjust link to openavr.org.
636 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
637 (Binaries): Adjust HP-UX Porting Center link.
638 (Binaries): Adjust Free Software Foundation ordering link.
640 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
642 * convert.c (convert_to_integer): Use fold_build1 instead of
643 build1 when converting an integer to an integer.
645 2005-08-02 Richard Henderson <rth@redhat.com>
647 * combine.c (combine_instructions): Don't use reg_equal/equiv
648 results if the mode doesn't match.
650 2005-08-02 Mark Mitchell <mark@codesourcery.com>
652 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
653 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
655 2005-08-02 Richard Henderson <rth@redhat.com>
658 * explow.c (memory_address): Remove special-case for
659 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
661 2005-08-02 Diego Novillo <dnovillo@redhat.com>
664 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
665 number of calls to cleanup_tree_cfg_1.
667 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
669 * doc/invoke.texi: document file extensions .F90 and .F95
671 2005-08-02 Richard Guenther <rguenther@suse.de>
673 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
674 positive if its first argument is positive.
676 2005-08-02 Richard Guenther <rguenther@suse.de>
678 PR tree-optimization/23177
679 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
682 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
684 PR tree-optimization/23129
685 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
686 varying for divisions with anti-ranges.
688 2005-08-02 Jan Hubicka <jh@suse.cz>
690 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
691 * tree-ssa-threadupdate.c (thread_block): Add it here.
693 2005-08-01 James E Wilson <wilson@specifix.com>
695 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
696 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
697 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
699 * config/mips/predicates.md (const_call_insn_operand): Add check for
700 SYMBOL_REF_LONG_CALL_P.
701 * doc/extend.texi (long_call): Document the new attribute.
703 2005-08-01 Ian Lance Taylor <ian@airs.com>
704 Richard Henderson <rth@redhat.com>
706 * Makefile.in (RTL_BASE_H): Add real.h.
707 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
709 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
711 * rtl.c (rtl_check_failed_code_mode): New.
712 * rtl.h (struct rtx_def): Add u.rv.
713 (XCMWINT, XCNMPRV): New.
714 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
715 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
717 2005-08-01 Richard Henderson <rth@redhat.com>
719 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
722 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
724 2005-08-01 Jan Hubicka <jh@suse.cz>
726 * i386-protos.h (asm_preferred_eh_data_format): Declare.
727 * i386.c: Include dwarf2.h
728 (asm_preferred_eh_data_format): New.
729 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
731 2005-08-01 Ian Lance Taylor <ian@airs.com>
733 * config/host-linux.c (linux_gt_pch_get_address): Add new name
734 randomize_va_space for virtual address randomization control.
736 2005-08-01 Steven Bosscher <stevenb@suse.de>
738 * common.opt (flag_ipa_cp): Put in right place to maintain
741 2005-08-01 Jan Hubicka <jh@suse.cz>
743 * profile.c (compute_value_histograms): Fix thinko.
744 * value-prof.c: Include toplev.h
745 (check_counter): New function.
746 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
747 tree_mod_subtract_transform): Add sanity check.
749 2005-08-01 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/23133
752 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
753 current functions parameter decls to find defs to cse
756 2005-08-01 Richard Guenther <rguenther@suse.de>
758 PR tree-optimization/23109
759 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
760 If trapping math is in effect, use post-dominator information
761 to check if we'd in any case reach a trapping point before
762 doing the reciprocal insertion.
763 (execute_cse_reciprocals): Compute post-dominators, if necessary.
764 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
765 expressions are invariant only if trapping math is not in effect.
767 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
769 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
770 cgraph_function_versioning): New declarations.
771 * cgraphunit.c: Add include to ipa-prop.h.
772 (update_call_expr, cgraph_copy_node_for_versioning,
773 cgraph_function_versioning): New functions.
774 * integrate.c (copy_decl_for_inlining): Remove.
775 * ipa-prop.h (ipa_replace_map): New struct.
776 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
777 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
778 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
779 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
780 ipcp_iterate_stage, ipcp_method_scale_print,
781 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
782 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
783 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
784 ipcp_update_bb_counts, ipcp_update_profiling,
785 ipcp_update_edges_counts): New functions.
786 (ipcp_method_cval_init): Remove restriction regarding local methods.
787 (ipcp_init_stage): Add ipcp_method_compute_scale.
788 (ipcp_insert_stage): Add versioning.
789 (ipcp_structures_print): Add ipcp_method_scale_print.
790 (ipcp_driver): Dump profiling info.
791 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
792 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
793 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
794 (struct inline_data): Add versioning_p, ipa_info, new fields.
795 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
796 declare_return_variable): Replace calls to copy_decl_for_inlining with
798 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
800 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
801 Add argument VERSIONING.
802 (copy_arguments_for_versioning, copy_static_chain,
803 function_versionable_p, tree_versionable_function_p,
804 tree_function_versioning, replace_ref_tree): New functions.
805 * tree-inline.h: Include varray.h.
806 (tree_versionable_function_p, tree_function_versioning,
807 tree copy_decl_for_dup): New declarations.
809 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
811 * ipa-cp.c: New file. Contains IPCP specific functionality.
812 * ipa-prop.h: New file. Contains structures/definitions that can be
813 used by several interprocedural data flow optimizations (and also IPCP).
814 * ipa-prop.c: New file.
815 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
816 * common.opt: Add ipa-cp flag.
817 * timevar.def: Add IPCP optimization.
818 * tree-optimize.c (init_tree_optimization_passes): Schedule
820 * tree-pass.h (pass_ipa_cp): Declare.
822 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
824 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
825 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
826 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
827 config/i386/i386.c, config/mips/mips.h,
828 config/rs6000/rs6000.h, config/sh/sh.c,
829 config/stormy16/stormy16.c: Fix comment typos.
831 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
834 * c-typeck.c (build_binary_op): Use common_type wrapper on
836 (common_type): Update comment.
838 2005-07-31 Steven Bosscher <stevenb@suse.de>
841 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
842 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
843 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
845 2005-07-31 Jan Hubicka <jh@suse.cz>
847 * pretty-print.h (pp_widest_integer): New macro.
848 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
851 2005-07-31 Jan Hubicka <jh@suse.cz>
853 * output.h (enum section_category): Export from varasm.c
854 (categorize_decl_for_section): Likewise.
855 * varasm.c (enum section_category): Kill.
856 (categorize_decl_for_section): Make global.
857 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
859 * i386.c (ix86_section_threshold): New static variable.
860 (ix86_in_large_data_p, ix86_encode_section_info,
861 x86_64_elf_unique_section,
862 x86_64_elf_select_section): New functions.
863 (TARGET_ENCODE_SECTION_INFO): Define
864 (override_options): Enable medium model for PIC.
865 (ix86_expand_prologue): Expand gen_set_got_rex64.
866 (legitimate_constant_p): Handle new UNSPECs.
867 (legitimate_pic_address_disp_p): Likewise.
868 (legitimize_pic_address): Lower MEDIUM model addressing.
869 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
870 (enum cmodel): Add MEDIUM_PIC.
871 (SYMBOL_REF_FAR_ADDR_P): New macro.
872 (SYMBOL_FLAG_FAR_ADDR): New flag.
873 * i386.md (movdi): Support medium model.
874 (set_got_rex64): New pattern.
875 * i386.opt (mlarge-data-threshold): New flag.
876 * predicates.md (zext_operand/sext_operand): Deal with medium model.
877 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
878 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
879 TARGET_ASM_UNIQUE_SECTION): New.
881 * invoke.texi (-mlarge_data_threshold): Document
883 2005-07-31 Jan Hubicka <jh@suse.cz>
885 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
886 (coalesce_vars): Likewise.
887 * tree-ssa-live.c (coalesce_cost): New.
888 (build_tree_conflict_graph): Use coalesce_cost.
889 * tree-ssa-live.h (coalesce_cost): Declare.
891 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
893 * arm.md (all peepholes for post-increment operations): Delete.
894 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
895 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
896 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
897 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
898 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
900 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
902 * fold-const.c (tree_expr_nonnegative_p): Always return true for
905 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
908 * doc/invoke.texi: Document -rdynamic.
910 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
913 * c-parser.c (c_parser_parms_list_declarator): Call
914 mark_forward_parm_decls.
915 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
916 decls with visibility structure.
918 2005-07-30 Paul Brook <paul@codesourcery.com>
920 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
922 2005-07-30 Paul Brook <paul@codesourcery.com>
924 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
926 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
928 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
930 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
933 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
934 nested function declarators.
935 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
936 (grokparms): Call warn_if_shadowing for parameters used within the
938 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
939 not used within the parameter list.
940 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
942 2005-07-30 Jan Hubicka <jh@suse.cz>
944 * expr.c (expand_expr_real_1): Do not load mem targets into register.
945 * i386.c (ix86_fixup_binary_operands): Likewise.
946 (ix86_expand_unary_operator): Likewise.
947 (ix86_expand_fp_absneg_operator): Likewise.
948 * optabs.c (expand_vec_cond_expr): Validate dest.
950 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
953 * real.c (real_from_string): Also set last bit if there is a
954 nonzero hex digit beyond GCC's internal precision after ".".
956 2005-07-29 David Edelsohn <edelsohn@gnu.org>
958 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
959 define_constants. Change duplicate values to unassigned numbers.
960 Change UNSPEC_SUBS to UNSPEC_VSUBS.
961 (*altivec_vspltsf): New.
962 (altivec_vperm_v4sf): Delete.
963 (altivec_vperm_<mode>): Use mode macro V.
964 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
965 (altivec_predicate_v4sf): Delete.
966 (altivec_predicate_<mode>): Use mode macro V.
967 (*altivec_lvesfx): New.
968 (*altivec_stvesfx): New.
969 (vec_realign_load_v4sf): Delete.
970 (vec_realign_load_<mode>): Use mode macro V.
971 * config/rs6000/rs6000.c (generate_set_vrsave): Use
974 2005-07-29 Mark Mitchell <mark@codesourcery.com>
977 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
979 * configure: Regenerated.
981 2005-07-29 Paul Brook <paul@codesourcery.com>
983 * doc/install.texi: Add link to GFortran binaries wiki page.
985 2005-07-29 David Ung <davidu@mips.com>
987 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
988 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
989 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
990 * config/mips/mips.md (cpu): Add 5kf name.
991 (includes): Includes 5k.md.
992 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
993 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
996 2005-07-29 Diego Novillo <dnovillo@redhat.com>
999 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1000 (cleanup_tree_cfg): ... here.
1001 Call cleanup_tree_cfg_1 until there are no more cleanups to
1004 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1006 * tree-vrp.c (compare_range_with_value): Return true or false
1007 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1008 EQ_EXPR respectively.
1010 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1012 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1015 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1017 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1018 (tree_ssa_dominator_optimize): Increment it.
1019 (dump_dominator_optimization_stats): Print it.
1021 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1022 Steven Bosscher <stevenb@suse.de>
1024 PR rtl-optimization/23117
1025 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1026 when head == tail. Tidy comment.
1028 2005-07-28 Richard Henderson <rth@redhat.com>
1030 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1031 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1032 * jump.c (rtx_renumbered_equal_p): Likewise.
1033 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1034 CONST_INT and CONST_DOUBLE.
1035 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1036 * reload.c (operands_match_p): Special case CONST_INT and
1037 CONST_DOUBLE; check mode earlier.
1039 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1042 * c-typeck.c (convert_for_assignment): Do not check
1043 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1045 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1048 * c-typeck.c (composite_type): Prefer constant size arrays to
1051 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1054 * real.c (real_from_string): Set last bit if there is a nonzero
1055 hex digit beyond GCC's internal precision.
1057 2005-07-28 Richard Henderson <rth@redhat.com>
1060 * cfgcleanup.c (try_forward_edges): Watch out for end of
1063 2005-07-28 James E Wilson <wilson@specifixinc.com>
1066 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1068 2005-07-28 Jan Hubicka <jh@suse.cz>
1070 * Makefile.in (rtl-profile.o): Kill all traces of it.
1071 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1072 * coverage.h (rtl_coverage_counter_ref): Kill.
1073 * opts.c (flag_speculative_prefetching_set): Kill.
1074 (flag_loop_optimize_set): New.
1075 (common_handle_option): Disable loop optimizer when profiling;
1076 do not handle speculative prefetching.
1077 * passes.c (init_optimization_passes): Replace pass_profiling combo
1078 by branch_prob pass.
1079 * profile.c (compute_value_histograms): Update for simplified value
1081 (rtl_register_profile_hooks): Kill.
1082 (pass_profiling): Kill.
1083 (rest_of_handle_branch_prob): Do not profile.
1084 * toplev.c (process_options): Remove speculative prefetching.
1085 * toplev.h (flag_tree_based_profiling): Kill.
1086 * tree-profile.c (prepare_instrumented_value,
1087 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1088 tree_gen_one_value_profiler, do_tree_profiling): Update for
1089 simplified datastructures.
1090 * value-prof.c: Add comment that speculative prefetching was dropped;
1091 update rest of file for simplified datastructures.
1092 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1093 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1094 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1095 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1096 rtl_mod_subtract, gen_speculative_prefetch,
1097 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1098 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1099 (gate_handle_value_profile_transformations,
1100 rest_of_handle_value_profile_transformations,
1101 pass_value_profile_transformations): Kill.
1102 * value-prof.h (histogram_value_t): Remove IL based unions.
1103 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1104 rtl_profile_hooks): Remove hooks.
1106 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1108 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1109 (cgraph_clone_node): Likewise.
1110 * cgraph.h (cgraph_clone_edge): Update prototype.
1111 (cgraph_clone_node): Likewise.
1112 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1114 (lookup_recursive_calls): Consider profile.
1115 (cgraph_decide_recursive_inlining): Fix updating; use new
1116 probability argument; use profile.
1117 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1118 * tree-inline.c (copy_bb): Update clal of clone_edge.
1119 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1121 * invoke.texi (min-inline-recursive-probability): Document.
1123 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1125 * doc/install.texi (Configuration): Update Valgrind homepage.
1127 2005-07-28 Richard Henderson <rth@redhat.com>
1130 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1131 labels we want to delete.
1132 (cfg_layout_merge_blocks): Likewise.
1134 2005-07-28 Richard Henderson <rth@redhat.com>
1137 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1138 when expanding to nothing.
1140 2005-07-28 Josh Conner <jconner@apple.com>
1142 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1143 (cgraph_decide_inlining_of_small_functions): Likewise.
1145 2005-07-28 Josh Conner <jconner@apple.com>
1147 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1148 direction of badness if negative.
1149 (cgraph_default_inline_p): Add reason to parameters, and assign it
1151 (cgraph_decide_inlining_of_small_functions): New parameter in call
1152 to cgraph_default_inline_p.
1153 (cgraph_decide_inlining_incrementally): Likewise.
1154 * cgraphunit.c (decide_is_function_needed): Likewise.
1155 * cgraph.h (cgraph_default_inline_p): Likewise.
1157 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1159 * builtins.c: Fix comment typo(s).
1160 * genautomata.c: Likewise.
1161 * gimplify.c: Likewise.
1162 * tree-dfa.c: Likewise.
1163 * tree-flow-inline.h: Likewise.
1164 * tree-into-ssa.c: Likewise.
1165 * tree-ssa-alias.c: Likewise.
1166 * tree-ssa-ccp.c: Likewise.
1167 * tree-ssa-copy.c: Likewise.
1168 * tree-ssa-dce.c: Likewise.
1169 * tree-ssa-dom.c: Likewise.
1170 * tree-ssa-operands.c: Likewise.
1171 * tree-tailcall.c: Likewise.
1172 * tree-vectorizer.c: Likewise.
1173 * tree-vrp.c: Likewise.
1176 2005-07-28 Jeff Law <law@redhat.com>
1178 * tree-vrp.c (test_for_singularity): Extracted from ...
1179 (simplify_cond_using_ranges): Attempt to simplify a relational
1180 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1182 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1184 PR tree-optimization/22506
1185 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1186 phis whose argument is constant.
1188 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1190 PR rtl-optimization/18992
1191 Back out this patch:
1192 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1193 PR optimization/12142
1194 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1195 uses of the register in the SET_SRC. Remove unnecessary argument.
1197 Replace it with this:
1198 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1199 if flag_non_call_exceptions is set and the insn may trap, pass
1200 pc_rtx as dest for recursion.
1201 In SET_SRC part of SET case, if dest is already set, pass it down
1204 2005-07-28 Jan Hubicka <jh@suse.cz>
1206 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1207 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1208 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1210 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1211 profile when available.
1213 2005-07-28 Jan Beulich <jbeulich@novell.com>
1215 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1216 (ia64_print_operand): Describe and handle 'X'.
1217 (ia64_register_move_cost): Also handle FP_REGS.
1218 (ia64_preferred_reload_class): Likewise.
1219 (ia64_secondary_reload_class): Likewise.
1220 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1221 it. Also check for ITANIUM_CLASS_FLDP.
1222 * config/ia64/ia64.h (FP_REGNO_P): New.
1223 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1224 (reg_class): Add FP_REGS.
1225 (REG_CLASS_NAMES): Adjust for it.
1226 (REG_CLASS_CONTENTS): Likewise.
1227 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1228 (REG_CLASS_FROM_LETTER): Handle 'x'.
1229 (CLASS_MAX_NREGS): Handle FP_REGS.
1230 (MEMORY_MOVE_COST): Likewise.
1231 * config/ia64/ia64.md (itanium_class): Add fldp.
1232 (type): Handle fldp.
1233 (movti_internal): More allowable operand combinations. Use ldfp8 when
1234 splitting unnecessary. Remove predicable attribute. Adjust
1235 itanium_class attribute.
1236 (smuldi3_highpart): Remove outdated comment.
1237 (mulditi3, umulditi3, rotlti3): New expanders.
1238 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1239 (absti2): Disabled new insn for future reference.
1240 Respective new splitters.
1241 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1242 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1243 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1245 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1247 PR rtl-optimization/23047
1248 * simplify-rtx.c (simplify_const_relational_operation): Respect
1249 flag_wrapv for comparisons with ABS.
1251 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1253 PR tree-optimization/22493
1254 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1255 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1257 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1259 * config/frv/frv.opt (moptimize-membar): New.
1261 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1263 * config/frv/frv.h: Remove machine_function definition.
1265 * config/frv/frv.c (struct frv_io): New.
1266 (struct machine_function): Moved from frv.h. Add has_membar_p.
1267 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1268 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1269 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1270 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1271 (frv_reorg): Call frv_optimize_membar when appropriate.
1272 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1273 (frv_expand_builtin): Adjust calls accordingly.
1274 (frv_io_address_cookie): New function.
1275 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1276 load or store rather than a special insn. Add ccnstant address and
1277 io-type operands to the membar.
1278 (frv_ifcvt_modify_tests): Unsign regno.
1279 (frv_ifcvt_modify_tests): Same.
1281 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1282 UNSPEC_OPTIONAL_MEMBAR constant.
1283 (builtin_read_<mode>): Delete.
1284 (builtin_write_<mode>): Delete.
1285 ("optional_membar_<mode>"): Add operand.
1287 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1288 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1289 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1290 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1291 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1292 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1293 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1294 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1295 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1297 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1299 * df.c (df_uses_record): Handle SCRATCH.
1301 2005-07-28 Steven Bosscher <stevenb@suse.de>
1304 * passes.c (rest_of_decl_compilation): If decl is a type and
1305 we have encountered errors, don't emit debug information.
1307 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1309 * params.def: Fixed comment.
1311 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1314 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1315 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1316 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1318 2005-07-27 Steven Bosscher <stevenb@suse.de>
1321 * varasm.c (assemble_start_function): Don't do anything that may
1322 require a CFG if the current function is a thunk.
1324 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1326 * doc/install.texi (Prerequisites): Mention that perl is needed
1327 to do export control in libstdc++ targetting Darwin.
1329 2005-07-27 Steven Bosscher <stevenb@suse.de>
1331 PR rtl-optimization/17808
1332 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1333 (sched_insns_conditions_mutex_p): Split out from...
1334 (add_dependence): ...here. But don't call it from here.
1335 (add_dependence_list): Check sched_insns_conditions_mutex_p
1336 before calling add_dependence.
1337 (add_dependence_list_and_free): Likewise.
1338 (fixup_sched_groups): Likewise.
1339 (sched_analyze_1): Likewise.
1340 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1341 (sched_analyze): Likewise.
1342 (sched_analyze_insn): Likewise.
1343 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1344 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1345 dependencies on all COND_EXEC insns to jumps ending basic blocks
1346 when doing intrablock scheduling.
1347 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1349 2005-07-27 Jeff Law <law@redhat.com>
1351 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1352 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1353 equivalency sets, correctly handle the case were vr0 has an
1354 equivalency set, but vr1 does not.
1356 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1358 PR tree-optimization/23073
1359 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1360 vect_print_dump_info before fprintf.
1362 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1364 PR tree-optimize/22348
1365 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1366 Fold the partial computation.
1368 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1370 PR tree-optimization/22325
1371 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1373 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1375 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1376 (force_var_cost): ... this function.
1377 (compute_phi_arg_on_exit): Export.
1379 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1381 PR tree-optimization/20773
1382 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1385 2005-07-27 Richard Guenther <rguenther@suse.de>
1387 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1388 Avoid pushing again if current struct contains only
1389 fields we decomposed.
1391 2005-07-27 Jan Hubicka <jh@suse.cz>
1393 PR tree-optimization/22574
1394 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1397 * tree-tailcall.c (decrease_profile): New function.
1398 (eliminate_tail_call): Use it.
1400 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1401 visibility flags correctly in whole program mode.
1403 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1405 PR rtl-optimization/22472
1406 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1408 2005-07-26 Steven Bosscher <stevenb@suse.de>
1410 PR tree-optimization/22504
1411 * tree-complex.c (expand_complex_addition): Use 'code' instead
1412 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1414 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1416 * config.gcc (cpu_type): Add frv case.
1417 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1418 (supported_defaults): Add fr550 case.
1420 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1423 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1424 whether a pointer of type T * may point to objects of type T *.
1426 2005-07-26 DJ Delorie <dj@redhat.com>
1428 * configure: Regenerate.
1430 2005-07-26 Dale Johannesen <dalej@apple.com>
1432 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1434 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1436 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1437 Clarify use of "build" in name.
1439 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1441 * doc/extend.texi (Raw read/write Functions): New section.
1442 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1443 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1444 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1445 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1446 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1447 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1448 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1449 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1450 * config/frv/frv.c: Add bdesc_loads global.
1451 Add bdesc_stores global.
1452 (frv_init_builtins): Add support for __builtin_{read/write}*.
1453 (frv_volatile_memref): New.
1454 (frv_expand_load_builtin): New.
1455 (frv_expand_store_builtin): New.
1456 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1457 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1458 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1459 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1460 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1461 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1462 (builtin_read_<mode>): New.
1463 (builtin_write_<mode>): New.
1464 (builtin_write64): New.
1465 (optional_membar_<mode>): New.
1467 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1469 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1470 (rather than units) against HOST_BITS_PER_WIDE_INT.
1472 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1474 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1475 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1476 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1477 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1480 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1481 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1482 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1484 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1486 2005-07-26 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/22486
1489 * fold-const.c (fold_unary): Fold away useless component
1490 references of the form (T *)&T.x, if the address
1493 2005-07-25 James E Wilson <wilson@specifixinc.com>
1495 * dwarf2out.c (add_call_src_coords_attributes): New.
1496 (gen_inlined_subroutine_die): Call it.
1497 (maybe_emit_file, init_file_table): Add comments.
1498 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1500 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1501 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1502 * tree.h (BLOCK_SOURCE_LOCATION): New.
1503 (struct tree_block): New field locus.
1505 2005-07-26 Andreas Schwab <schwab@suse.de>
1507 PR rtl-optimization/23043
1508 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1509 when allocating a struct unoccr.
1511 2005-07-25 Richard Henderson <rth@redhat.com>
1514 * tree-complex.c (gate_no_optimization): True if errors.
1515 * Makefile.in (tree-complex.o): Update dependencies.
1517 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1519 * config/frv/predicates.md (integer_register_operand): Use
1522 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1525 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1527 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1529 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1531 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1532 types when flag_unsafe_math_optimizations is true.
1534 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1536 * gcc.c (option_map): Add --sysroot.
1537 (process_command): Handle --sysroot.
1538 (display_help): Document it.
1539 * doc/cppopts.tex (-isysroot): Document.
1540 * doc/invoke.texi (--sysroot): Document.
1541 * doc/install.texi (--with-build-sysroot): Document.
1543 * Makefile.in (inhibit_libc): New variable.
1544 (INHIBIT_LIBC_CFLAGS): Likewise.
1545 (LIBGCC2_CFLAGS): Include
1546 $(INHIBIT_LIBC_CFLAGS).
1547 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1548 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1549 ($(T)crtend.o): Likewise.
1550 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1551 ($(T)crtendS.o): Likewise.
1552 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1553 ($(T)crtendT.o): Likewise.
1554 (stmp-fixinc): Do not complain about missing headers if
1556 * configure.ac (inhibit_libc): Set it to true/false.
1557 (--with-build-sysroot): New option. Use it to set
1559 * configure: Regenerated.
1561 2005-07-25 Manfred Hollstein <mh@suse.com>
1563 * calls.c (store_one_arg): Fix unsigned comparison warning.
1565 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1568 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1569 (ggc_print_statistics): Initialize variable before use.
1571 2005-07-25 Richard Guenther <rguenther@suse.de>
1573 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1574 calling with a PHI_NODE argument.
1576 * tree-flow-inline.h (overlap_subvar): Protect against
1579 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1581 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1582 * configure: Regenerate.
1584 2005-07-25 Ira Rosen <irar@il.ibm.com>
1586 * expr.c (highest_pow2_factor): Make extern.
1587 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1588 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1589 record_array_differ_p, array_ptr_differ_p): Likewise.
1590 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1591 additional cases. Call the above functions.
1592 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1593 base_object_differ_p when there are two base objects. Otherwise, compare
1594 base address and offset. Call may_alias_p.
1595 (dump_data_reference): Use a correct field name.
1596 (analyze_array): Make static. Initialize new data-ref fields.
1597 (analyze_indirect_ref): New function.
1598 (init_data_ref): Initialize new data-ref fields.
1599 (strip_conversion): Moved from tree-vect-analyze.c.
1600 (analyze_offset_expr, get_ptr_offset, address_analysis,
1601 object_analysis): Likewise.
1602 (analyze_offset): New function.
1603 (create_data_ref): Likewise.
1604 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1605 dimensions for ARRAY_REFs only.
1606 (build_classic_dist_vector): Make static.
1607 (access_functions_are_affine_or_constant_p): Call macro to get the
1608 address of access functions.
1609 (compute_all_dependences): Add new parameter
1610 compute_self_and_read_read_dependences. Compute self and read-read
1611 dependences if it is true.
1612 (find_data_references_in_loop): Call create_data_ref. Initialize new
1614 (compute_data_dependences_for_loop): Add new parameter
1615 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1616 compute nb_loops. Call compute_all_dependences,
1617 build_classic_dist_vector and build_classic_dir_vector with correct
1619 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1620 with correct parameters. Compare dimensions for ARRAY_REFs only.
1621 (free_data_refs): Call macro to free access functions.
1622 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1623 fields from stmt_vinfo.
1624 (struct base_object_info): New structure.
1625 (struct data_reference): Move fields to base_object_info. Add fields
1626 first_location and object_info for above structures. Move fields from
1627 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1628 aligned_to. Add macros to access the new fields.
1629 Update functions declarations.
1630 * tree-flow.h (is_aliased_with): Declare.
1631 * tree-loop-linear.c (linear_transform_loops): Call
1632 compute_data_dependences_for_loop with correct parameters.
1633 * tree-ssa-alias.c (is_aliased_with): New function.
1634 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1635 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1636 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1637 vect_base_addr_differ_p, compute_subscript_distance and
1638 build_classic_dist_vector. Add printings. Check absolute value of
1640 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1642 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1643 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1644 to bytes. Add printing.
1645 (vect_compute_data_refs_alignment): Go through loads and stores in one
1647 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1648 vect_analyze_data_ref_access): Likewise.
1649 (vect_analyze_pointer_ref_access): Remove.
1650 (vect_address_analysis, vect_object_analysis): Likewise.
1651 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1652 and analyze data-refs in the loop.
1653 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1654 fields of data-ref instead of stmt. Add init to the offset from the
1656 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1657 (vect_update_init_of_dr): Likewise.
1658 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1659 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1661 (new_loop_vec_info): Initialize new fields.
1662 (destroy_loop_vec_info): Free new fields.
1663 (vect_strip_conversion): Remove.
1664 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1665 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1666 datarefs. Add new field ddrs.
1667 Add macros for the new fields access.
1668 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1669 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1670 Remove their macros.
1671 * tree.h (highest_pow2_factor): Declare.
1673 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1675 * calls.c (store_one_arg): Check for sibling call MEM arguments
1676 from already clobbered incoming argument area.
1678 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1680 * c-common.c (check_missing_format_attribute): New.
1681 * c-common.h (check_missing_format_attribute): Likewise.
1682 * c-typeck.c (convert_for_assignment): Use it.
1684 2005-07-24 Andreas Schwab <schwab@suse.de>
1686 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1687 register use a word move. Correct operand of ext.w in 68000 code.
1689 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1691 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1692 variables as declarations, rather than definitions.
1694 2005-07-24 Ira Rosen <irar@il.ibm.com>
1696 PR tree-optimization/22526
1697 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1700 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1702 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1703 that C99 reserve for future use. Use it to define clog10,
1704 clog10f and clog10l.
1706 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1708 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1709 * configure.ac: Check for -Wmissing-format-attribute.
1711 * configure: Regenerate.
1713 2005-07-23 Richard Henderson <rth@redhat.com>
1715 PR tree-optimization/22623
1716 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1718 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1721 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1723 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1725 * Makefile.in (C_TREE_H): Update dependencies.
1726 * c-tree.h: Include toplev.h.
1727 * diagnostic.h (diagnostic_set_info): Add format attribute.
1728 * rtl-error.c (diagnostic_for_asm): Likewise.
1730 2005-07-23 Chao-ying Fu <fu@mips.com>
1732 * config/mips/mips-dsp.md: New file.
1733 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1734 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1736 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1737 MIPS_BUILTIN_BPOSGE32.
1738 (mips_expand_builtin_direct): Add one parameter to indicate that
1739 builtin functions need to return a value.
1740 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1742 (mips_regno_to_class): Add classes for 12 new DSP registers.
1743 (mips_subword): Change to check four HI registers.
1744 (mips_output_move): Output move to and from 6 new DSP accumulators.
1745 (override_options): Make sure -mdsp and -mips16 are not used together.
1746 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1748 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1750 (print_operand): Add 'q' for printing DSP accumulators.
1751 (mips_cannot_change_mode_class): Check ACC_REGS.
1752 (mips_secondary_reload_class): Check ACC_REGS.
1753 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1754 (mips_register_move_cost): Check ACC_REGS.
1755 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1756 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1757 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1758 (dsp_bdesc): New array.
1759 (bdesc_arrays): Add DSP builtin function table.
1760 (mips_prepare_builtin_arg): Check predicate again after
1762 (mips_expand_builtin): Add one more parameter to
1763 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1764 MIPS_BUILTIN_BPOSGE32.
1765 (mips_init_builtins): Initialize new function types.
1766 (mips_expand_builtin_direct): Check if builtin functions need to
1767 return a value and pass operands properly.
1768 (mips_expand_builtin_bposge): New function.
1769 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1770 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1771 (FIRST_PSEUDO_REGISTER): Increase to 188.
1772 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1773 Update for 12 new DSP registers.
1774 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1775 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1776 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1777 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1778 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1779 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1780 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1781 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1782 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1783 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1784 (REGISTER_NAMES): Add names for 12 new DSP registers.
1785 * config/mips/mips.md: Include mips-dsp.md.
1786 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1787 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1788 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1789 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1790 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1791 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1792 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1793 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1794 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1795 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1796 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1797 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1798 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1799 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1800 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1801 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1802 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1803 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1804 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1805 (UNSPEC_RDDSP): New constants.
1806 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1807 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1809 * config/mips/mips.opt (-mdsp): New option.
1810 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1811 (reg_imm10_operand): New predicates.
1812 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1813 * doc/invoke.texi (-mdsp): Document new option.
1815 2005-07-22 DJ Delorie <dj@redhat.com>
1817 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1819 * tree-inline.c (inlinable_function_p): Likewise.
1821 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1824 * toplev.c (check_global_declarations): Do not mark undefined
1825 variables as DECL_IGNORED_P.
1826 * varasm.c (first_global_object_name): GTY it.
1827 (weak_global_object_name): Likewise.
1828 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1829 a string to go into {weak,first}_global_object_name.
1831 2005-07-22 DJ Delorie <dj@redhat.com>
1833 * c-format.c (check_function_format): Change warning control
1834 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1836 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1838 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1839 &PTR->FLD a dereference of PTR.
1840 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1841 a potential dereference of PTR.
1843 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1845 PR rtl-optimization/20370
1846 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1847 call allocate_reg_info if necessary.
1849 PR rtl-optimization/21848
1850 * calls.c (emit_library_call_value_1): For const functions, add
1851 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1853 PR rtl-optimization/22445
1854 * cselib.c (target.h): Include.
1855 (rtx_equal_for_cselib_p): Allow commutative matches.
1856 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1857 Remove MODE parameter. Changed all callers.
1859 PR rtl-optimization/22258
1860 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1862 (try_combine): Use likely_spilled_retval_p.
1864 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1866 * config.gcc: Add crx-elf support.
1868 * doc/contrib.texi: Mention crx.
1869 * doc/extend.texi: Document crx extensions.
1870 * doc/install.texi: Document crx install.
1871 * doc/invoke.texi: Document crx options.
1872 * doc/md.texi: Document crx constraints.
1874 * config/crx/crx-protos.h: New file.
1875 * config/crx/crx.c: New file.
1876 * config/crx/crx.h: New file.
1877 * config/crx/crx.md: New file.
1878 * config/crx/crx.opt: New file.
1879 * config/crx/t-crx: New file.
1881 2005-07-22 Manfred Hollstein <mh@suse.com>
1883 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1885 (int_add_graph_edge): Likewise.
1886 (collapse_nodes): Likewise.
1887 (process_unification_queue): Likewise.
1889 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1890 Laurent GUERBY <laurent@guerby.net>
1892 PR tree-optimization/22336
1893 * function.c (record_block_change): Check for
1894 cfun->ib_boundaries_block.
1896 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1898 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1899 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1901 2005-07-21 DJ Delorie <dj@redhat.com>
1903 * toplev.c (warn_deprecated_use): Add warning control to warning
1905 * c-typeck.c (parser_build_binary_op): Likewise.
1906 (c_finish_if_stmt): Likewise.
1907 * c-common.c (check_function_sentinel): Likewise.
1908 (check_nonnull_arg): Likewise.
1910 2005-07-21 Richard Henderson <rth@redhat.com>
1913 * tree-complex.c (complex_ssa_name_components): New.
1914 (cvc_lookup): Allow entry not found.
1915 (create_components): Remove.
1916 (create_one_component_var, get_component_var): New.
1917 (get_component_ssa_name, set_component_ssa_name): New.
1918 (extract_component): Use get_component_ssa_name.
1919 (update_complex_components): Use set_component_ssa_name.
1920 (update_complex_components_on_edge): Likewise.
1921 (update_phi_components): Create new PHI nodes directly, instead
1922 of adding insns to edges.
1923 (tree_lower_complex): Allocate and free complex_variable_components
1924 and complex_ssa_name_components here.
1926 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1928 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1929 revert to returning false.
1931 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1934 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1936 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1939 * config/i386/i386.md (cmpxf): Change operand constraints
1940 to "nonmemory_operand".
1942 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1944 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1946 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1949 * fold-const.c (fold_build1): Add checksum for the operands.
1950 (fold_build2): Likewise.
1951 (fold_build3): Likewise.
1953 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1956 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1958 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1960 * common.opt (-fforward-propagate): Committed by mistake,
1963 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1965 * reg-stack.c: Fix comment typo(s).
1966 * tree-ssa-operands.c: Likewise.
1967 * tree-vectorizer: Likewise.
1969 2005-07-21 Nick Clifton <nickc@redhat.com>
1971 * config/sh/symbian.c: Replace C++ style line comments with C
1972 style line comments.
1973 (symbian_add_attribute): Do not use a ? operator on the LHS of
1975 (sh_symbian_handle_dll_attribute): Change the type of the
1976 method vector to "VEC(tree,gc)*" and use vector accessor
1977 macros to walk over the elements.
1978 (symbian_export_vtable_and_rtti_p): Likewise.
1979 (symbian_class_needs_attribute_p): Likewise.
1981 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1984 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1985 initialize targetm.resolve_overloaded_builtin here.
1986 (altivec_expand_overloaded_builtin): Make it non-static.
1987 * config/rs6000/rs6000-protos.h
1988 (altivec_expand_overloaded_builtin): New prototype.
1989 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1990 targetm.resolve_overloaded_builtin here.
1991 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1993 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1994 Zdenek Dvorak <dvorakz@suse.cz>
1996 PR tree-optimization/19210
1997 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1999 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2000 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2001 rely on unproven assumptions.
2002 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2003 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2004 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2005 to number_of_iterations_exit.
2006 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2007 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2008 * tree-ssa-loop-niter.c (find_loop_niter,
2009 estimate_numbers_of_iterations_loop): Likewise.
2010 (number_of_iterations_exit): Honor the new options.
2011 * doc/invoke.texi (Wunsafe-loop-optimizations,
2012 funsafe-loop-optimizations): Document them.
2014 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2016 PR rtl-optimization/22167
2017 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2019 2005-07-20 Adam Nemet <anemet@lnxw.com>
2021 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2022 __do_global_dtors_aux longcall.
2024 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2026 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2027 (old_special_pred_table): Don't reference
2028 SPECIAL_MODE_PREDICATES.
2029 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2030 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2031 * config/sh/predicates.h: Don't mention
2032 SPECIAL_MODE_PREDICATES.
2033 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2036 2005-07-20 DJ Delorie <dj@redhat.com>
2038 * config.gcc: Add m32c-elf support.
2040 * doc/contrib.texi: Mention m32c.
2041 * doc/extend.texi: Document m32c extensions.
2042 * doc/install.texi: Mention m32c.
2043 * doc/invoke.texi: Document m32c options.
2044 * doc/md.texi: Document m32c constraints.
2046 * config/m32c/addsub.md: New file.
2047 * config/m32c/bitops.md: New file.
2048 * config/m32c/cond.md: New file.
2049 * config/m32c/jump.md: New file.
2050 * config/m32c/m32c-lib1.S: New file.
2051 * config/m32c/m32c-lib2.c: New file.
2052 * config/m32c/m32c-modes.def: New file.
2053 * config/m32c/m32c-pragma.c: New file.
2054 * config/m32c/m32c-protos.h: New file.
2055 * config/m32c/m32c.abi: New file.
2056 * config/m32c/m32c.c: New file.
2057 * config/m32c/m32c.h: New file.
2058 * config/m32c/m32c.md: New file.
2059 * config/m32c/m32c.opt: New file.
2060 * config/m32c/minmax.md: New file.
2061 * config/m32c/mov.md: New file.
2062 * config/m32c/muldiv.md: New file.
2063 * config/m32c/predicates.md: New file.
2064 * config/m32c/prologue.md: New file.
2065 * config/m32c/shift.md: New file.
2066 * config/m32c/t-m32c: New file.
2068 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2070 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2071 (stack_protect_set, stack_protect_test): New expanders.
2072 (stack_protect_set_si, stack_protect_set_si_media,
2073 stack_protect_set_di_media, stack_protect_test_si,
2074 stack_protect_test_si_media, stack_protect_test_di_media):
2077 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2079 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2081 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2083 * tree.h (tree_expr_nonzero_p): Export.
2084 * fold-const.c (tree_expr_nonzero_p): Likewise.
2085 Return true for CALL_EXPRs that are alloca calls.
2086 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2088 * tree-flow.h (expr_computes_nonzero): Remove.
2089 * tree-vrp.c (expr_computes_nonzero): Remove.
2090 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2091 (extract_range_from_unary_expr): Likewise.
2092 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2093 tree_expr_nonzero_p.
2095 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2097 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2098 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2099 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2100 All callers changed.
2101 (frame_related_constant_load): New arg "related" which controls
2102 setting of RTX_FRAME_RELATED_P. All callers changed.
2103 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2104 (bfin_expand_prologue): Add stack limit checking.
2105 * config/bfin/bfin.md (trapifcc): New pattern.
2107 * config/bfin/bfin.c: Include "langhooks.h".
2108 (def_builtin): Go through lang_hooks to call builtin_function.
2110 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2111 * config/bfin/predicates.md (symbol_ref_operand): New.
2112 (call_insn_operand): Delete. All callers changed to use
2113 register_no_elim_operand.
2114 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2116 (function_arg): Use it to generate the call's operand 2.
2117 (bfin_longcall_p): New function.
2118 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2119 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2120 determine if the address needs to be in a REG.
2121 (bfin_handle_longcall_attribute): New function.
2122 (bfin_attribute_table): Add "longcall" and "shortcall".
2123 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2124 (CUMULATIVE_ARGS): New member call_cookie.
2125 (PREDICATE_CODES): Add symbol_ref_operand.
2126 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2127 extra USE to the pattern.
2128 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2129 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2130 sibcall_value_insn; now the new patterns handle direct calls and the
2131 old ones indirect calls.
2132 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2134 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2136 * doc/trouble.texi: Update section on handling of empty loops.
2138 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2140 * config.gcc: Remove support for sparc-*-openbsd*,
2141 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2143 * config.host: Remove support for i860-*-sysv4* as a host.
2144 * config/i860/*, config/ip2k/*, config/ns32k/*,
2145 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2146 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2147 mention obsolete ports.
2149 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2151 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2153 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2154 of frame_pointer_rtx.
2155 (sh_expand_epilogue): Likewise.
2156 (sh_set_return_address): Likewise.
2157 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2158 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2159 offsets from FRAME_POINTER_REGNUM.
2160 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2161 (sh_register_names): Add initializer for sfp.
2162 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2163 (VALID_REGISTER_P): Likewise.
2164 (FIRST_PSEUDO_REGISTER): Update.
2165 (DWARF_FRAME_REGISTERS): Define.
2166 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2167 (HARD_FRAME_POINTER_REGNUM): Define.
2168 (FRAME_POINTER_REGNUM): Redefine.
2169 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2170 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2171 from FRAME_POINTER_REGNUM.
2172 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2173 FRAME_POINTER_REGNUM.
2174 (REG_CLASS_CONTENTS): Add sfp.
2175 (REG_ALLOC_ORDER): Likewise.
2176 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2177 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2178 of frame_pointer_rtx.
2179 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2181 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2183 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2184 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2185 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2187 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2190 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2192 Make CONSTRUCTOR use VEC to store initializers.
2193 * c-common.c (complete_array_type): Update to cope with VEC in
2195 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2196 (pp_c_constructor_elts): New function.
2197 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2198 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2199 struct constructor_stack, struct initializer_stack,
2200 constructor_elements, push_init_level, pop_init_level,
2201 add_pending_init, find_init_member, output_init_element): Update to
2202 cope with VEC in CONSTRUCTOR_ELTS.
2203 * coverage.c (build_fn_info_value, build_ctr_info_value,
2204 build_gcov_info): Likewise.
2205 * expr.c (categorize_ctor_elements_1, store_constructor,
2206 expand_expr_real_1): Likewise.
2207 * fold-const.c (fold_ternary): Likewise.
2208 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2209 gimplify_init_constructor, gimplify_expr): Likewise.
2210 * tree-dump.c (dequeue_and_dump): Likewise.
2211 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2213 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2215 * tree-sra.c (generate_element_init_1): Likewise.
2216 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2217 * tree-ssa-operands.c (get_expr_operands): Likewise.
2218 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2219 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2220 (get_initial_def_for_reduction): Likewise.
2221 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2222 value handle in annotations.
2223 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2224 tree_node_structure): Add support for constr_kind.
2225 (build_vector_from_ctor, build_constructor_single,
2226 build_constructor_from_list): New functions.
2227 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2228 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2229 Update to cope with VEC in CONSTRUCTOR_ELTS.
2230 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2231 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2232 CONSTRUCTOR_APPEND_ELT): New macros.
2233 (struct constructor_elt, struct tree_constructor): New data types.
2234 (union tree_node): Add tree_constructor field.
2235 * treestruct.def: Define TS_CONSTRUCTOR.
2236 * varasm.c (const_hash_1, compare_constant, copy_constant,
2237 compute_reloc_for_constant, output_addressed_constants,
2238 initializer_constant_valid_p, output_constant,
2239 array_size_for_constructor, output_constructor): Update to cope with
2240 VEC in CONSTRUCTOR_ELTS.
2241 * vec.h (VEC_empty, VEC_copy): New macros.
2243 2005-07-19 Devang Patel <dpatel@apple.com>
2245 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2247 2005-07-19 Richard Henderson <rth@redhat.com>
2250 * gimplify.c (gimplify_expr): Use main variant type for the temp
2251 destination for a discarded volatile read.
2252 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2253 casts between non-void types that change volatility.
2255 2005-07-15 DJ Delorie <dj@redhat.com>
2257 * toplev.h: Add comment about the first parameter for warning().
2258 * errors.h: Likewise.
2260 * c.opt (Wpragmas): New.
2261 * doc/invoke.texi: Document it.
2263 * function.c (do_warn_unused_parameter): Add warning control to
2265 * c-decl.c (warn_if_shadowing): Likewise.
2266 * c-lex.c (cb_def_pragma): Likewise.
2267 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2268 (pop_alignment): Likewise.
2269 (handle_pragma_pack): Likewise.
2270 (apply_pragma_weak): Likewise.
2271 (handle_pragma_weak): Likewise.
2272 (handle_pragma_redefine_extname): Likewise.
2273 (add_to_renaming_pragma_list): Likewise.
2274 (handle_pragma_extern_prefix): Likewise.
2275 (maybe_apply_renaming_pragma): Likewise.
2276 (handle_pragma_visibility): Likewise.
2278 * config/c4x/c4x-c.c (BAD): Likewise.
2279 (c4x_parse_pragma): Likewise.
2280 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2281 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2282 (rs6000_pragma_longcall): Likewise.
2283 * config/v850/v850-c.c (pop_data_area): Likewise.
2284 (ghs_pragma_section): Likewise.
2285 (ghs_pragma_section): Likewise.
2286 (ghs_pragma_interrupt): Likewise.
2287 (ghs_pragma_starttda): Likewise.
2288 (ghs_pragma_startsda): Likewise.
2289 (ghs_pragma_startzda): Likewise.
2290 (ghs_pragma_endtda): Likewise.
2291 (ghs_pragma_endsda): Likewise.
2292 (ghs_pragma_endzda): Likewise.
2294 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2295 Kenneth Zadeck <zadeck@naturalbridge.com>
2297 * Makefile.in: Removed tree-promote-statics.c
2298 * tree-promote-statics.c: Removed.
2299 * common.opt: Removed flag-promote-statics.
2301 * passes.c: Removed tree-promote-statics pass.
2302 * tree-pass.h: Ditto.
2303 * timevar.def: Removed TV_PROMOTE_STATICS.
2306 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2308 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2310 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2312 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2315 * c-common.c (check_function_arguments): Call
2316 'check_function_format' if either -Wformat or
2317 -Wmissing-format-attribute are specified.
2318 * c-format.c (check_function_format): Check -Wformat before
2319 calling 'check_format_info'.
2320 * c-opts.c (c_common_post_options): Don't warn for
2321 -Wmissing-format-attribute without -Wformat.
2322 * c-typeck.c (convert_for_assignment): Detect additional cases for
2323 -Wmissing-format-attribute.
2324 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2327 2005-07-19 Richard Guenther <rguenther@suse.de>
2329 * config/i386/i386.md (lrint<mode>2): Use temporary
2330 instead of clobbering non-existent memory.
2332 2005-07-19 Nick Clifton <nickc@redhat.com>
2334 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2335 statement to avoid displaying ASCII control characters.
2337 2005-07-19 Ben Elliston <bje@au.ibm.com>
2339 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2340 * cfganal.c (find_edge_index): Ditto.
2341 * combine.c (combine_instructions): Ditto.
2342 * ddg.c (create_scc): Ditto.
2343 (find_successors): Ditto.
2344 (find_predecessors): Ditto.
2345 (find_nodes_on_paths): Ditto.
2346 (longest_simple_path): Ditto.
2347 * flow.c (update_life_info): Ditto.
2348 (count_or_remove_death_notes): Ditto.
2349 (clear_log_links): Ditto.
2350 * modulo-sched.c (generate_reg_moves): Ditto.
2351 (find_max_asap): Ditto.
2352 (find_max_hv_min_mob): Ditto.
2353 (find_max_dv_min_mob): Ditto.
2354 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2355 * sched-rgn.c (extract_edgelst): Ditto.
2356 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2357 (dump_update_ssa): Ditto.
2358 (ssa_names_to_replace) Ditto.
2359 (switch_virtuals_to_full_rewrite): Ditto.
2360 (update_ssa): Ditto.
2361 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2363 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2365 Fix PR tree-optimization/22483
2367 * tree-complex.c (create_components): Use
2368 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2369 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2370 * tree-flow.h (safe_referenced_var_iterator): New structure.
2371 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2372 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2373 safe_referenced_var iterator.
2374 (add_type_alias): Ditto.
2376 2005-07-19 Steven Bosscher <stevenb@suse.de>
2378 * loop-init.c (rest_of_handle_loop2): Remove.
2379 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2380 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2381 (pass_rtl_loop_init, pass_rtl_loop_done,
2382 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2383 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2384 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2385 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2386 pass_tree_loop_done, and pass_tree_unswitch.
2387 (gate_loop): Rename to gate_tree_loop.
2388 * passes.c (init_optimization_passes): Update for renamed tree
2389 loop passes. Add the new loop2 passes as subpasses of loop2.
2390 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2391 Update for the renamed tree loop passes.
2393 2005-07-18 Ian Lance Taylor <ian@airs.com>
2396 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2397 blocks when optimizing.
2399 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2401 * common.opt (frename-registers): Initialize to 2.
2403 (fgcse-after-reload): Ditto.
2404 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2405 (process_options): Only change flag_web, flag_rename_registers,
2406 and flag_rerun_cse_after_loop if not explicitly set by user.
2408 2005-07-18 Jan Beulich <jbeulich@novell.com>
2410 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2411 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2412 in 64-bit mode the same as DImode in 32-bit mode.
2413 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2414 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2415 mode. Add new mode parameter.
2416 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2417 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2418 x86_64_shift_adj): New expanders.
2419 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2420 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2422 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2423 DImode shift splitters.
2424 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2425 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2428 2005-07-18 Jan Beulich <jbeulich@novell.com>
2430 * i386.md (movdi_extzv_1): New.
2431 (zero_extendhidi2): Combine alternatives and never force use of
2433 (zero_extendqidi2): Likewise. Don't restrict input selection.
2435 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2437 Fix PR tree-optimization/22531
2438 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2441 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2443 * tree-promote-statics.c (pass_promote_statics): Change dump file
2446 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2448 * tree-optimize.c (init_tree_optimization_passes): Add
2449 pass_eliminate_useless_stores pass.
2450 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2451 * tree-ssa-pre.c (is_copy_stmt): New function.
2452 (follow_copies_till_vuse): Ditto.
2453 (do_eustores): Ditto.
2454 (gate_eustores): Ditto.
2456 2005-07-16 Richard Henderson <rth@redhat.com>
2458 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2460 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2461 Kenneth Zadeck <zadeck@naturalbridge.com>
2463 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2464 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2465 ipa-type-escape.h, tree-promote-statics.c
2466 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2467 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2468 tree-promote-statics.c: new files.
2469 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2470 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2471 int nonlocal_set_p, mark_constant_function): Deleted.
2472 (rest_of_handle_cfg): Removed call to mark_constant_function.
2473 (nonoverlapping_component_refs_p): Added calls to support
2474 type based aliasing.
2475 * tree-ssa-alias.c (may_alias_p,
2476 compute_flow_insensitive_aliasing): Ditto.
2477 * calls.c (flags_from_decl_or_type): Removed reference to
2479 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2480 too many arguments. This is necessary for Spec 2000.
2481 * cgraph.h (const_function, pure_function): Removed.
2482 * common.opt: Added "fipa-pure-const", "fipa-reference",
2483 "fipa-type-escape", and "ftree-promote-static".
2485 * passes.c: Added ipa and tree-promote-statics passes.
2486 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2487 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2488 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2489 * tree-flow.h: Added exposed sra calls and addition of
2490 reference_vars_info field for FUNCTION_DECLS.
2491 * tree-pass.h: Added passes.
2492 * tree-sra.c: (sra_init_cache): New function.
2493 (sra_insert_before, sra_insert_after) Made public.
2494 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2496 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2497 aliasing. (may_alias_p): Added code to use type escape analysis to
2499 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2500 code to prune clobbers of static variables based on information
2501 produced in ipa-reference pass. Changed call clobbering so that
2502 statics are not marked as clobbered if the call does not clobber
2505 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2507 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2510 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2512 * doc/install.texi (*-*-solaris2*): Document recommended version
2513 of GNU binutils and mention GNU linker problem on Solaris 10.
2515 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2518 * c-decl.c (c_build_bitfield_integer_type): New function.
2519 (finish_struct): Call it.
2520 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2522 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2524 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2527 2005-07-16 Jan Hubicka <jh@suse.cz>
2529 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2530 (scale_bbs_frequencies_int): Watch roundoff errors.
2531 * predict.c (return_prediction): Initialize return_stmt.
2533 2005-07-16 Jan Hubicka <jh@suse.cz>
2535 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2536 after RTL profiling.
2538 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2541 * fold-const.c (build_range_check): Convert high/low to etype
2542 if we are only comparing against exp.
2544 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2546 Fix PR tree-optimization/22376
2547 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2549 (need_to_solve): New function.
2550 (compute_points_to_sets): Use it.
2552 2005-07-15 Jan Hubicka <jh@suse.cz>
2554 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2555 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2557 2005-07-15 Richard Guenther <rguenther@suse.de>
2559 * c-common.c (handle_flatten_attribute): New function.
2560 Add flatten function attribute.
2561 * doc/extend.texi: Document flatten function attribute.
2562 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2563 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2565 (cgraph_decide_inlining): Handle functions with flatten
2568 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2570 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2571 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2572 UNSPEC_XCHG, UNSPEC_AND): New.
2573 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2574 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2575 * config/rs6000/sync.md (FETCHOP): New code macro.
2576 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2578 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2579 (sync_compare_and_swap<mode>): Same.
2580 (sync_lock_test_and_set<mode>): Same.
2581 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2582 for QImode and HImode, and not PPC405.
2583 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2584 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2585 (sync_<fetchop>{si,di}_internal): New.
2586 (sync_nand{si,di}_internal): New.
2587 (sync_old_<fetchop>{si,di}_internal): New.
2588 (sync_old_nand{si,di}_internal): New
2589 (sync_new_<fetchop>{si,di}_internal): New.
2590 (sync_new_nand{si,di}_internal): New.
2591 (atomic_and{si,di}): New.
2592 (sync_new_nand{si,di}_internal): New.
2593 (atomic_and{si,di}): New.
2594 (sync_add<mode>_internal): Delete.
2595 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2596 (sync_sub<mode>_internal): Delte.
2597 (sync_subshort_internal): New.
2598 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2599 (sync_anddi_internal): Delete.
2600 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2601 (sync_booldi_internal): Delete.
2602 (sync_boolc<mode>_internal): Delete.
2603 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2604 (sync_boolc<mode>_internal2): Delete.
2605 (sync_boolcc<mode>_internal): Delete.
2606 (isync, lwsync): Use unspec instead of unspec_volatile.
2607 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2608 Revert UNSPEC_VOLATILE.
2609 (rs6000_split_atomic_op): New.
2610 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2612 2005-07-14 Eric Christopher <echristo@redhat.com>
2614 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2615 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2617 2005-07-14 Eric Christopher <echristo@redhat.com>
2619 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2621 2005-07-14 Steven Bosscher <stevenb@suse.de>
2623 PR tree-optimization/22230
2624 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2625 the computation of the four cross productions for "range op range".
2627 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2628 Ulrich Weigand <uweigand@de.ibm.com>
2631 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2634 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2636 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2638 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2640 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2642 2005-07-14 Richard Guenther <rguenther@suse.de>
2645 * config/i386/i386-protos.h (ix86_function_value): Change
2646 prototype to match new target hook.
2647 * config/i386/i386.c (ix86_value_regno): Change prototype
2648 to take extra type argument.
2649 (TARGET_FUNCTION_VALUE): Define.
2650 (ix86_function_ok_for_sibcall): Pass extra argument to
2651 ix86_value_regno, check return slot rtx for exact match.
2652 (ix86_function_value): Take extra parameter. Dispatch to
2653 ix86_value_regno with fndecl/fntype as provided.
2654 (ix86_value_regno): Handle extra type argument.
2655 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2657 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2658 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2659 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2660 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2661 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2663 2005-07-14 Richard Guenther <rguenther@suse.de>
2665 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2666 * calls.c (expand_call): Pass fntype to hard_function_value.
2667 (emit_library_call_value_1): Likewise.
2668 * explow.c: Include target.h.
2669 (hard_function_value): Take extra argument, the fntype.
2670 Use new target hook for function_value.
2671 * expr.h (hard_function_value): Change prototype.
2672 * function.c (aggregate_value_p): Pass 0 as fntype to
2673 hard_function_value.
2674 (assign_parms): Use new target hook for function_value.
2675 Pass 0 as fntype to hard_function_value.
2676 (expand_function_end): Likewise.
2677 * reg-stack.c: Include target.h.
2678 (stack_result): Use new target hook for function_value.
2679 * target-def.h: New target hook function_value.
2680 * target.h: Likewise.
2681 * targhooks.c (default_function_value): New function.
2682 * targhooks.h (default_function_value): Declare.
2684 2005-07-13 Ian Lance Taylor <ian@airs.com>
2686 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2688 2005-07-14 Jan Hubicka <jh@suse.cz>
2690 * tree-dfa.c (dump_variable): Use default_def function.
2691 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2692 * tree-ssa.c (verify_use): Likewise.
2693 * tree-ssanames.c (release_ssa_name): Likewise.
2694 * tree-tailcall.c (eliminate_tail_call): Likewise.
2695 (tree_optimize_tail_calls_1): Likewise.
2696 * tree-vrp.c (get_value_range): Likewise.
2698 2005-07-14 Ben Elliston <bje@au.ibm.com>
2700 * gcc.c (main): Compare language[0] with '*' when iterating over
2703 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2705 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2706 "s390_emit_compare". Add handling of CCZ1mode.
2707 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2708 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2710 (s390_branch_condition_mask): Add CCZ1mode handling.
2711 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2712 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2713 Use CCZ1mode instead of CCZmode.
2714 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2716 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2718 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2720 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2722 2005-07-13 Eric Christopher <echristo@redhat.com>
2724 * config/mips/mips.c (mips_canonicalize_comparison): New.
2725 (mips_emit_int_relational): Use.
2727 2005-07-13 Eric Christopher <echristo@redhat.com>
2729 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2731 * config/s390/s390.md: Include tpf.md. Move tpf specific
2733 * config/s390/tpf.md: To here.
2734 * config/s390/s390.opt: Move tpf specific options...
2735 * config/s390/tpf.opt: to here. Add mmain option.
2736 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2737 * config/s390/tpf.h: Rewrite.
2739 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2741 * doc/tm.texi: Remove @xref{Cross-profiling}.
2743 2005-07-13 Jeff Law <law@redhat.com>
2745 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2746 expressions, test their _DECL operands for pointer equality rather
2747 than using operand_equal_p.
2749 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2751 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2752 (TARGET_POSIX_IO): This.
2753 * config/darwin.h: Likewise.
2754 * config/freebsd.h: Likewise.
2755 * config/linux.h: Likewise.
2756 * config/lynx.h: Likewise.
2757 * config/netbsd.h: Likewise.
2758 * config/rs6000/linux64.h: Likewise.
2759 * config/rs6000/linux.h: Likewise.
2760 * config/s390/tpf.h: Likewise.
2761 * config/sh/embed-elf.h: Likewise.
2762 * config/sparc/linux64.h: Likewise.
2763 * config/sparc/linux.h: Likewise.
2764 * config/svr4.h: Likewise.
2765 * gcov-io.h: Likewise.
2767 * doc/tm.texi: Updated.
2769 * libgcov.c (create_file_directory): Defined only if
2770 TARGET_POSIX_IO is defined.
2771 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2774 2005-07-13 Jan Hubicka <jh@suse.cz>
2776 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2778 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2780 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2781 structure as argument.
2783 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2785 PR tree-optimization/21921
2786 * tree-iterator.c (tsi_link_before): Support the case when
2787 tsi_end_p (tsi) == true.
2789 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2791 PR tree-optimization/22442
2792 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2795 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2797 PR rtl-optimization/20376
2798 * toplev.c (process_options): Enable -fweb and -frename-registers when
2800 * doc/invoke.texi: Update the information about when -fweb and
2801 -frename-registers are enabled.
2803 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2806 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2807 if *rhs_p is not a SSA_NAME.
2809 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2811 Fix PR tree-optimization/22422
2812 * tree-ssa-structalias.c (struct variable_info): Add flag for
2814 (get_varinfo): Now a static function.
2815 (new_varinfo): init has_union and is_special_var to false.
2816 (solution_set_add): Check has_union.
2817 (do_da_constraint): Move temporary variable so it gets reset
2819 Also check for special variable.
2820 (do_ds_constraint): Ditto.
2821 (do_sd_constraint): Ditto.
2822 (do_structure_copy): Check for special variable.
2823 (find_func_aliases): Ditto.
2824 (init_base_vars): Set special vars properly.
2826 2005-07-13 Jan Hubicka <jh@suse.cz>
2828 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2831 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2832 (get_expr_operands): Fix thinko wrt flags and subvars.
2834 PR tree-optimize/22379
2835 * tree-inline.c (expand_call_inline): Do not output sorry in early
2838 2005-07-12 Dale Johannesen <dalej@apple.com>
2840 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2842 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2845 * host-linux.h: Include limits.h.
2847 2005-07-12 Dale Johannesen <dalej@apple.com>
2849 * expr.c (compress_float_constant): Add cost check.
2850 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2852 2005-07-12 Dale Johannesen <dalej@apple.com>
2854 * gcc.target/i386/compress-float-sse.c: New.
2855 * gcc.target/i386/compress-float-sse-pic.c: New.
2856 * gcc.target/i386/compress-float-387.c: New.
2857 * gcc.target/i386/compress-float-387-pic.c: New.
2858 * gcc.dg/compress-float-ppc.c: New.
2859 * gcc.dg/compress-float-ppc-pic.c: New.
2861 2005-07-12 Eric Christopher <echristo@redhat.com>
2863 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2865 * config/s390/s390.md: Include tpf.md. Move tpf specific
2867 * config/s390/tpf.md: To here.
2868 * config/s390/s390.opt: Move tpf specific options...
2869 * config/s390/tpf.opt: to here. Add mmain option.
2870 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2871 * config/s390/tpf.h: Rewrite.
2873 2005-07-12 Eric Christopher <echristo@redhat.com>
2875 * gcc.c (struct infile): Update comment for language.
2876 (main): Rewrite input file resetting code.
2878 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2881 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2882 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2883 (lookup_avail_expr): Use constant_boolean_node instead
2884 of boolean_false_node/boolean_true_node.
2886 2005-07-12 Ben Elliston <bje@au.ibm.com>
2888 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2889 and use it when printing num_edges.
2891 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2893 * doc/extend.texi (Blackfin Built-in Functions): New section.
2894 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2897 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2899 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2900 s/cmpstrsi/cmpstrnsi
2901 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2903 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2904 (init_optabs): Initialize cmpstrn_optab.
2905 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2906 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2907 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2908 * config/i386/i386.md: s/cmpstr/cmpstrn
2909 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2910 * doc/md.texi: Update documentation.
2912 2005-07-11 Richard Henderson <rth@redhat.com>
2914 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2915 build_va_arg_indirect_ref.
2916 (alpha_gimplify_va_arg): Likewise.
2917 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2918 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2919 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2920 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2921 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2922 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2924 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2926 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2928 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2929 * passes.c (init_optimization_passes): Add pass_empty_loop.
2930 * tree-pass.h (pass_empty_loop): Declare.
2931 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2932 try_remove_empty_loop, remove_empty_loops): New functions.
2933 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2934 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2936 2005-07-12 Peter Barada <peter@the-baradas.com>
2940 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2941 in address registers.
2942 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2943 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2944 alternative of addsi3_5200.
2946 2005-07-11 Ian Lance Taylor <ian@airs.com>
2948 * config/mips/mips.md (ffs<mode>2): Remove.
2950 2005-07-11 Ian Lance Taylor <ian@airs.com>
2952 * doc/tree-ssa.texi (Cleanups): Improve description of
2954 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2956 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2958 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2959 * tree.h (DECL_ARGUMENT_FLD): New macro.
2961 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2963 Fix PR tree-optimization/22404
2965 * tree-ssa-structalias.c (create_variable_info_for): Use
2968 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2970 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2971 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2972 for second comparison operand.
2973 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2975 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2976 (define_insn_reservation "alu"): Likewise.
2977 (csync, ssync): Now of type sync.
2978 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2979 -mcsync-anomaly -mspecld-anomaly.
2980 * config/bfin/bfin.opt (mcsync): Remove.
2981 (mcsync-anomaly, mspecld-anomaly): Add.
2982 * config/bfin/bfin.c: Include "insn-codes.h".
2983 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2984 (TARGET_DEFAULT_TARGET_FLAGS): New.
2985 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2987 2005-07-11 Steven Bosscher <stevenb@suse.de>
2989 * basic-block.h: Give the BB flags enum a name, bb_flags.
2990 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2991 * cfgcleanup.c (enum bb_flags): Remove here.
2992 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2993 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2994 (update_forwarder_flag): Likewise.
2995 (thread_jump): Likewise.
2996 (try_forward_edges): Likewise.
2997 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2998 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2999 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3001 2005-07-11 Richard Guenther <rguenther@suse.de>
3003 * config/i386/i386.opt: New target option -msseregparm.
3004 * config/i386/i386.c (override_options): Error out for
3005 -msseregparm but no SSE support.
3006 (ix86_function_sseregparm): Check for global sseregparm.
3007 * doc/invoke.texi: Document -msseregparm.
3009 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3011 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3012 (m32rle-*-linux*): Ditto.
3014 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3016 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3017 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3020 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3024 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3025 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3027 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3029 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3030 (varmap): Heapify varmap.
3031 (constraints): Heapify constraints.
3032 (struct constraint_graph): Heapify succs and preds.
3033 (constraint_vec_find): Update for heapification.
3034 (constraint_set_union): Ditto.
3035 (insert_into_complex): Ditto.
3036 (constraint_edge_vec_find): Ditto.
3037 (erase_graph_self_edge): Ditto.
3038 (add_graph_edge): Ditto.
3039 (get_graph_weights): Ditto.
3040 (merge_graph_nodes): Ditto.
3041 (build_constraint_graph): Ditto.
3042 (topo_visit): Ditto.
3043 (solve_graph): Ditto.
3044 (create_variable_info_for): Ditto.
3045 (init_base_vars): Ditto.
3046 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3047 (condese_varmap_nodes): Free complex vector.
3048 (clear_edges_for_node): Clear succs and preds vector.
3050 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3052 * tree-ssa-structalias.c (update_alias_info): Change counting of
3053 references to not include vdefs.
3055 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3057 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3060 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3062 * pa.c (pa_commutative_p): Make PLUS commutative when
3063 TARGET_NO_SPACE_REGS is true.
3065 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3067 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3068 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3069 * tree-dfa.c (dump_subvars_for): New.
3070 (debug_subvars_for): New.
3071 (dump_variable): Show subvariables if VAR has them.
3072 * tree-flow-inline.h (get_subvar_at): New.
3073 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3074 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3076 (struct subvar): Change fields offset and size to unsigned
3078 (dump_subvars_for): Declare.
3079 (debug_subvars_for): Declare.
3080 (get_subvar_at): Declare.
3081 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3082 to unsigned HOST_WIDE_INT *.
3083 (overlap_subvar): Likewise.
3084 * tree-gimple.c (is_gimple_reg): Always return false for
3085 SFTs and memory tags.
3086 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3088 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3089 (compute_may_aliases): Call compute_points_to_sets.
3090 (collect_points_to_info_for): Remove.
3091 (compute_points_to_and_addr_escape): Remove.
3092 (delete_alias_info): Call delete_points_to_sets.
3093 (compute_flow_sensitive_aliasing): If the call to
3094 find_what_p_points_to returns false, call set_pt_anything.
3095 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3096 (set_pt_anything): Clear pi->pt_vars.
3097 (set_pt_malloc): Remove.
3098 (merge_pointed_to_info): Remove.
3099 (add_pointed_to_expr): Remove.
3100 (add_pointed_to_var): Remove.
3101 (collect_points_to_info_r): Remove.
3102 (is_escape_site): Make extern.
3104 (create_overlap_variables_for): Call it.
3105 * tree-ssa-copy.c (merge_alias_info): Never merge
3106 flow-sensitive alias information.
3107 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3108 offset and size to be unsigned HOST_WIDE_INT.
3109 (add_to_addressable_set): Rename from note_addressable.
3110 Set TREE_ADDRESSABLE as the variables are added to the set.
3112 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3113 operands into VUSEs when adding V_MAY_DEFs for members in an
3115 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3116 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3117 (struct variable_info): Add bitfield is_heap_var.
3118 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3119 (new_var_info): Initialize is_heap_var.
3120 (get_constraint_for): Add HEAP variables to the symbol table.
3121 Mark them with is_heap_var.
3122 (update_alias_info): New. Taken mostly from the old
3123 compute_points_to_and_addr_escape.
3124 (handle_ptr_arith): New.
3125 (find_func_aliases): Call update_alias_info.
3126 Call handle_ptr_info for tcc_binary expressions.
3127 Call mark_stmt_modified.
3128 (create_variable_info_for): If DECL has subvars, do not create
3129 variables for its subvars. Always add all the fields.
3130 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3131 SFTs, then add all the SFTs of the structure.
3132 If VI->DECL is an aggregate with subvariables, add the SFT at
3134 (find_what_p_points_to): If VI is an artificial variable,
3135 translate to bitfields in SSA_NAME_PTR_INFO.
3136 If the solution is empty, set pi->pt_vars to NULL
3137 (init_base_vars): Create ANYOFFSET.
3138 (compute_points_to_sets): Rename from create_alias_vars.
3140 (pass_build_pta): Remove.
3141 (delete_points_to_sets): Rename from delete_alias_vars.
3142 (pass_del_pta): Remove.
3143 * tree-ssa-structalias.h (struct alias_info): Move from
3145 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3146 NUM_REFERENCES_SET): Likewise.
3147 (compute_points_to_sets, delete_points_to_sets): Declare.
3149 2005-07-09 Richard Henderson <rth@redhat.com>
3151 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3152 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3153 alpha_split_lock_test_and_set_12): New functions.
3154 * config/alpha/alpha-protos.h: Update.
3155 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3156 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3157 * config/alpha/sync.md (I12MODE): New.
3158 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3159 (sync_<fetchop_name><I48MODE>): Likewise.
3160 (sync_nand<I48MODE>): Likewise.
3161 (sync_old_<fetchop_name><I48MODE>): Likewise.
3162 (sync_new_<fetchop_name><I48MODE>): Likewise.
3163 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3164 (sync_compare_and_swap<I48MODE>): Likewise.
3165 (sync_lock_test_and_set<I48MODE>): Likewise.
3166 (sync_compare_and_swap<I12MODE>): New.
3167 (sync_compare_and_swap<I12MODE>_1): New.
3168 (sync_lock_test_and_set<I12MODE>): New.
3169 (sync_lock_test_and_set<I12MODE>_1): New.
3171 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3175 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3177 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3179 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3180 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3182 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3185 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3187 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3189 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3190 memory_operand constraint.
3191 (store_conditional_<mode>): Same.
3192 (sync_compare_and_swap<mode>): Same.
3193 (sync_lock_test_and_set<mode>): Same.
3195 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3197 Rewrite PIC support to more closely model actual instructions.
3198 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3199 (cris_symbol): Remove prototypes for removed functions.
3200 (cris_pic_symbol_type_of, cris_valid_pic_const)
3201 (cris_expand_pic_call_address): Prototypes for new functions.
3202 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3204 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3206 <case ':'>: Add case for new punctuation character.
3207 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3208 emitting (extra) PIC modifier.
3209 <case UNSPEC>: Do not assert for PLT.
3210 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3211 (cris_expand_prologue, cris_expand_epilogue): Check
3212 for pic_offset_table_rtx usage instead of taking
3213 current_function_uses_pic_offset_table as the final word.
3214 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3215 Remove flag_pic difference.
3216 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3217 the moral equivalents of...
3218 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3220 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3221 (cris_handle_option): Mark ARG as unused.
3222 (cris_expand_pic_call_address): New worker function for "call",
3224 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3225 output PIC constructs here.
3226 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3227 as symbol-specific modifers, not whole or part of operands.
3228 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3229 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3230 constants and flag_pic.
3231 (CONSTANT_INDEX_P): Adjust for new functions.
3232 (enum cris_pic_symbol_type): New helper type.
3233 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3234 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3235 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3237 ("movsi"): Emit actual instructions for GOT and relative access.
3238 ("*movsi_got_load"): New pattern to set up the register holding
3240 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3241 Adjust FIXME for 'S'.
3242 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3243 Use "movs" for -fpic cases.
3244 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3245 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3246 ("call", "call_value"): Just call cris_expand_pic_call_address for
3248 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3249 Remove special pattern.
3250 ("*expanded_call_side", "*expanded_call_value_side"): New
3252 (gotplt-to-plt, gotplt-to-plt-side-call)
3253 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3255 * config/cris/cris/predicates.md
3256 ("cris_general_operand_or_gotless_symbol"): Remove unused
3258 ("cris_general_operand_or_symbol"): Adjust for new functions.
3260 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3262 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3264 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3266 * Makefile.in (TREE_H): Add treestruct.def.
3267 (c-decl.o): Add pointer-set.h
3268 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3269 visibility on regular DECL's.
3270 (merge_decls): Fix the copying of decl nodes of various types for
3271 the new structures. Don't update RTL, section name, weak status,
3272 etc, on DECL's without RTL.
3273 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3274 Don't check volatile on non-variable types.
3275 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3276 to check whether we have seen arguments.
3277 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3278 flag is checked before field (flag is common, field is not).
3279 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3280 TS_DECL_COMMON could have an origin.
3281 (add_location_or_const_value_attribute): Don't check section name
3282 on non-var/function decls.
3283 (dwarf2out_var_location): Reverse order of tests.
3284 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3285 with DECL_WRTL_CHECK.
3286 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3287 * fold-const.c (fold_binary): Don't check weakness on
3288 non-var/function decls.
3289 (tree_expr_nonzero_p): Ditto.
3290 (fold_checksum_tree): Use tree_decl_extra as sizeof
3292 * ggc-page.c (extra_order_size_table): Add sizes for
3293 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3295 * gimplify.c (gimplify_bind_expr): Only set
3296 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3297 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3299 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3300 * langhooks.h (init_ts). New langhook.
3301 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3302 * print-tree.c (print_node): Update to only print fields that
3303 exist in the structures the passed decl has.
3304 * toplev.c (wrapup_global_declarations): Don't reset
3305 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3306 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3307 * tree-inline.c (remap_decl): Ditto.
3308 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3309 * tree-pretty-print.c (print_declaration): Don't print
3310 DECL_REGISTER on things that don't contain it.
3311 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3312 non-var/function decls.
3313 * tree.c (tree_contains_struct): New structure.
3314 (init_priority_for_decl): New hashtable.
3315 (tree_int_map): New structure.
3316 (tree_int_map_eq): New function.
3317 (tree_int_map_marked_p): Ditto.
3318 (tree_int_map_hash): Ditto.
3319 (tree_map): Move to tree.h.
3320 (tree_map_eq): Externalize.
3321 (tree_map_hash): Ditto.
3322 (tree_map_marked_p): Ditto.
3323 (init_ttree): Set up tree_contains_struct and call langhook.
3324 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3325 (tree_code_size): Update for new structures.
3326 (tree_node_structure): Update for new structures.
3327 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3329 (copy_node_stat): Copy init priority.
3330 (build_decl_stat): Ditto for visibility.
3331 (ts_enum_names): New.
3332 (tree_contains_struct_check_failed): New function.
3333 (decl_init_priority_lookup): Ditto.
3334 (decl_init_priority_insert): Ditto.
3335 * treestruct.def: New file.
3336 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3337 (CONTAINS_STRUCT_CHECK): Ditto.
3338 (tree_contains_struct_check_failed): New prototype.
3339 (DECL_CHECK): Removed.
3340 (DECL_MINIMAL_CHECK): New.
3341 (DECL_COMMON_CHECK): Ditto.
3342 (DECL_WRTL_CHECK): Ditto.
3343 (DECL_NON_COMMON_CHECK): Ditto.
3344 (DECL_WITH_VIS_CHECK): Ditto.
3345 (VAR_OR_FUNCTION_DECL_P): Ditto
3346 (struct tree_decl_minimal): New structure.
3347 (struct tree_decl_common): Ditto.
3348 (struct tree_decl_with_rtl): Ditto.
3349 (struct tree_decl_with_vis): Ditto.
3350 (struct tree_decl_non_common): Ditto.
3351 (struct tree_field_decl): Ditto.
3352 (struct tree_parm_decl): Ditto.
3353 (struct tree_var_decl): Ditto.
3354 (struct tree_function_decl): Ditto.
3355 (struct tree_const_decl): Ditto.
3356 (struct tree_result_decl): Ditto.
3357 (union tree_node): Add new structures.
3358 * var-tracking.c (track_expr_p): Reverse order of tests.
3360 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3362 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3364 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3365 * system.h: Poison FINALIZE_PIC.
3366 * doc/tm.texi (FINALIZE_PIC): Remove.
3368 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3371 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3372 to the correct type if we have a MODIFY_EXPR.
3374 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3376 PR tree-optimization/22360
3377 * tree.c (upper_bound_in_type): Fix calculations for casting
3378 to a non-wider signed type and casting a signed value to a
3379 wider unsigned type.
3380 (lower_bound_in_type): Fix calculations for casting to a
3381 non-wider signed type.
3383 PR tree-optimization/20139
3384 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3386 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3387 fold_cond_expr_cond.
3388 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3389 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3391 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3394 * tree-complex.c (expand_complex_libcall): Produce
3395 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3397 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3399 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3400 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3401 b" assert and inserted fastpath code for this case.
3402 (bitmap_ior): Removed "a != b" assert.
3404 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3406 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3407 (ENDFILE_SPEC): Likewise.
3408 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3410 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3411 a large stack frame at epilogue.
3413 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3415 * final.c: Include sdbout.h when required.
3417 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3419 * config.gcc (*-*-darwin*): Only one target-specific header file
3421 (powerpc-*-darwin*): Add version-specific header files.
3422 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3423 * config.in: Regenerate.
3424 * configure: Regenerate.
3425 * gcc.c: Include xregex.h.
3426 (version_compare_spec_function): New.
3427 (spec_function): Add version-compare.
3428 (replace_outfile_spec_function): Reformat comment.
3429 (compare_version_strings): New.
3430 * config/darwin-c.c (version_as_macro): New.
3431 (builtin_define): New.
3432 (darwin_cpp_builtins): New.
3433 * config/darwin-protos.h (darwin_cpp_builtins): New.
3434 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3435 (LIB_SPEC): Make unconditional, update comment.
3436 (TARGET_C99_FUNCTIONS): Define.
3437 * config/darwin.opt: Sort.
3438 (mmacosx-version-min=): New.
3439 * config/darwin7.h: Delete.
3440 * config/darwin8.h: Delete.
3441 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3442 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3443 (TARGET_C99_FUNCTIONS): Define.
3444 * config/rs6000/darwin7.h: New.
3445 * config/rs6000/darwin8.h: New.
3446 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3447 (-mmacosx-version-min): Document.
3449 2005-07-07 Ian Lance Taylor <ian@airs.com>
3451 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3453 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3456 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3458 2005-07-07 Khem Raj <kraj@mvista.com>
3460 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3461 in bytes, not words.
3463 2005-07-07 Paul Brook <paul@codesourcery.com>
3465 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3466 DEFAULT_FUNCTION_ARG_PADDING to upward.
3468 2005-07-07 Richard Henderson <rth@redhat.com>
3470 * function.c (locate_and_pad_parm): Record parameter alignment in
3471 stack_alignment_needed.
3473 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3475 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3476 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3477 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3478 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3479 (define_attr "type"): Add isync, sync, load_l, store_c.
3480 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3481 Create scratch volatile MEM.
3482 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3484 (load_locked_<mode>): New.
3485 (store_conditional_<mode>): New.
3486 (sync_compare_and_swap<mode>): Replace with splitter.
3487 (sync_lock_test_and_set<mode>): Replace with splitter.
3488 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3490 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3491 is ics. Attribute isync.
3492 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3494 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3495 and UNSPECV_SYNC_OP.
3496 (emit_unlikely_jump): New.
3497 (emit_load_locked): New.
3498 (emit_store_conditional): New.
3499 (rs6000_split_compare_and_swap): New.
3500 (rs6000_split_lock_test_and_set): New.
3501 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3502 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3503 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3504 rs6000_split_lock_test_and_set): Declare.
3505 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3506 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3507 store_c, isync, sync.
3509 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3511 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3512 filenames to gtyp-gen.h.
3513 (s-typ-gen): Use it in place of for loops.
3515 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3517 * hooks.c (hook_bool_rtx_int_false): New function.
3518 * hooks.h (hook_bool_rtx_int_false): Declare.
3519 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3520 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3521 * target.h (struct gcc_target): Add commutative_p member.
3522 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3523 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3524 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3525 (pa_commutative_p): New function.
3526 * jump.c (target.h): Include.
3527 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3528 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3530 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3532 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3533 (s390_expand_setmem): New.
3534 * config/s390/s390.c: Likewise.
3535 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3537 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3538 general_operand. Call new function "s390_expand_setmem".
3539 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3540 ("setmem_long", "*setmem_long"): ... this.
3542 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3544 * config/s390/s390.c: (optimization_options): Enable
3545 TARGET_MVCLE at -Os.
3546 * doc/invoke.texi: Document changes in default behaviour.
3547 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3549 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3551 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3552 defined by back-end.
3554 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3556 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3557 all sets in the pattern.
3558 * config/rs6000/rs6000.md (stack_protect_testsi,
3559 stack_protect_testdi): Likewise.
3561 2005-07-06 Jeff Law <law@redhat.com>
3563 * tree-vrp.c (simplify_using_ranges): Kill.
3564 (vrp_finalize): Remove call to simplify_using_ranges.
3565 (simplify_stmt_using_ranges): New function extracted from
3566 simplify_using_ranges.
3567 (simplify_div_or_mod_using_ranges): Likewise.
3568 (simplify_abs_using_ranges): Likewise.
3569 (simplify_cond_using_ranges): New function.
3570 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3571 * tree-ssa-propagate.c (substitute_and_fold): Call
3572 simplify_stmt_using_ranges if we have range information.
3574 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3576 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3577 ia64_flag_schedule_isns2.
3579 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3580 reading/writing general registers.
3581 (ia64_function_arg): Revert 2005-06-18 change.
3583 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3585 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3586 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3588 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3590 * function.c (expand_function_end): Revert part of 2005-06-27
3591 patch. Do sjlj_emit_function_exit_after after return_label.
3593 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3595 * doc/install.texi (--disable-libssp): New.
3597 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3599 * doc/invoke.texi: Update -fforce-mem documentation.
3600 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3601 code for -fforce-mem.
3602 * expmed.c: (store_bit_field,store_fixed_bit_field,
3603 extract_bit_field): Ditto.
3604 * expr.c: (convert_move): Ditto.
3605 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3606 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3607 emit_conditional_add,expand_float,expand_fix): Ditto.
3608 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3609 (common_handle_option): Issue warning when -fforce-mem specified.
3611 2005-07-06 Paul Brook <paul@codesourcery.com>
3613 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3615 * configure: Regenerate.
3617 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3619 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3621 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3623 Fix PR tree-optimization/22319
3624 Fix PR tree-optimization/22140
3625 Fix PR tree-optimization/22310
3627 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3628 variable sized types.
3629 Use correct type for intermediate structure on *a = *b structure
3632 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3634 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3636 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3637 (machine_function): Move typedef to...
3638 * config/rs6000/rs6000.c (machine_function): ... here. Add
3639 varargs_save_offset field.
3640 (rs6000_stack_t): Remove varargs_size field.
3641 (setup_incoming_varargs): Allocate varargs save area using
3642 assign_stack_local, try to make it as small as possible.
3643 Save offset from virtual_stack_vars_rtx to the save area
3644 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3645 instead of magic 8 when fp word byte size is used.
3646 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3647 instead of -RS6000_VARARGS_SIZE.
3648 (rs6000_stack_info, debug_stack_info,
3649 rs6000_initial_elimination_offset): Remove all traces of
3651 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3652 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3653 RS6000_VARARGS_AREA.
3655 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3657 PR tree-optimization/21963
3658 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3659 constant_multiple_of in the same way get_computation_cost_at does.
3661 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3663 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3664 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3665 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3666 and return its previous value.
3667 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3668 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3670 (stack_protect_set, stack_protect_test): New expanders.
3671 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3672 stack_protect_testdi): New insns.
3673 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3674 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3676 2005-07-06 Jeff Law <law@redhat.com>
3678 * tree-ssa-dce.c (cfg_altered): New global.
3679 (tree_dce_init): Initialize cfg_altered.
3680 (remove_dead_stmt): If we remove an edge in the CFG, then set
3682 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3685 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3687 * Makefile.in (stamp-collect-ld): Use
3688 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3689 ./collect-ld if it already exists.
3690 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3691 Don't remove ./nm if it already exists.
3693 2005-07-05 Devang Patel <dpatel@apple.com>
3695 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3696 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3697 * tree-vectorizer.c (vect_loop_location): New.
3698 (vect_print_dump_info): Use vect_loop_location.
3699 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3700 (vectorize_loops): Set vect_loop_location.
3701 * tree-vect-analyze.c (vect_analyze_offset_expr,
3702 vect_determin_vectorization_factor, vect_analyze_operations,
3703 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3704 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3705 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3706 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3707 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3708 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3709 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3710 vect_analyze_loop): Adjust vect_print_dump_info API.
3711 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3712 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3713 vect_finish_stmt_generation, vectorizable_assignment,
3714 vectorizable_operation, vectorizable_store, vectorizable_load,
3715 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3716 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3717 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3718 vect_transform_loop): Same.
3719 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3720 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3723 2005-07-05 Randolph Chung <tausq@debian.org>
3725 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3726 * configure: Regenerate.
3727 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3728 (pa_tls_referenced_p): Declare.
3729 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3730 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3731 (legitimize_tls_address): New.
3732 (hppa_legitimize_address): Handle TLS addresses.
3733 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3734 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3735 (emit_move_sequence): Handle TLS addresses.
3736 (pa_encode_section_info): Call default handler to handle common
3738 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3739 (CONSTANT_ADDRESS_P): Reject TLS operands.
3740 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3741 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3742 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3743 (UNSPEC_TLSLE): Define new constants.
3744 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3745 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3746 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3747 (tie_symbolic_operand, tle_symbolic_operand): New
3749 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3751 * aclocal.m4: Update macros for autoconf 2.59 style.
3752 * configure.ac: Likewise.
3754 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3756 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3757 (function_arg): Pass small aggregates in general registers on 32-bit
3759 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3761 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3763 * Makefile.in (final.o): Fix dependencies.
3765 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3769 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3770 * langhooks.c (lhd_expr_to_decl): New.
3771 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3773 (LANG_HOOKS_INITIALIZER): Update.
3774 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3775 expr_to_decl langhook.
3776 * c-tree.h (c_expr_to_decl): Declare.
3777 * c-typeck.c (c_expr_to_decl): New.
3778 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3780 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3782 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3785 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3786 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3788 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3790 * Makefile.in: Adjust dependencies.
3791 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3792 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3793 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3794 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3795 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3796 rest_of_compilation.
3798 * bb-reorder.c (gate_duplicate_computed_gotos,
3799 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3800 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3801 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3802 pass_partition_blocks): New.
3803 * bt-load.c (gate_handle_branch_target_load_optimize,
3804 rest_of_handle_branch_target_load_optimize,
3805 pass_branch_target_load_optimize): New.
3806 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3808 * cfglayout.c (pass_insn_locators_initialize): New.
3809 * cfgrtl.c (pass_free_cfg): New.
3810 * combine.c (gate_handle_combine, rest_of_handle_combine,
3812 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3813 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3814 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3815 * except.c (pass_set_nothrow_function_flags,
3816 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3818 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3819 rest_of_handle_shorten_branches, pass_shorten_branches,
3820 rest_of_clean_state, pass_clean_state): New.
3821 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3822 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3823 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3825 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3826 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3827 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3828 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3830 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3831 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3832 pass_rtl_ifcvt, gate_handle_if_after_combine,
3833 rest_of_handle_if_after_combine, pass_if_after_combine,
3834 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3835 pass_if_after_reload): New.
3836 * integrate.c (pass_initial_value_sets): New.
3837 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3838 pass_purge_lineno_notes): New.
3839 * mode-switching.c (rest_of_handle_mode_switching,
3840 pass_mode_switching): New.
3841 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3842 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3844 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3845 pass_loop_optimize): New.
3846 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3848 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3850 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3851 pass_postreload_cse): New.
3852 * profile.c (gate_handle_profiling, pass_profiling,
3853 rest_of_handle_branch_prob, pass_branch_prob): New.
3854 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3855 pass_split_before_regstack, gate_handle_split_before_regstack,
3856 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3857 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3858 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3859 pass_stack_regs): New.
3860 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3861 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3862 pass_stack_adjustments): New.
3863 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3864 pass_regrename): New.
3865 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3866 pass_delay_slots, gate_handle_machine_reorg,
3867 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3868 * rtl.h (extern void purge_line_number_notes): New.
3869 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3870 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3872 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3874 * value-prof.c (gate_handle_value_profile_transformations,
3875 rest_of_handle_value_profile_transformations,
3876 pass_value_profile_transformations): New.
3877 * var-tracking.c (gate_handle_var_tracking,
3878 pass_variable_tracking): New.
3879 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3881 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3882 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3883 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3884 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3885 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3886 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3887 rest_of_handle_gcse2, rest_of_handle_regmove,
3888 rest_of_handle_tracer, rest_of_handle_if_conversion,
3889 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3890 rest_of_handle_web, rest_of_handle_branch_prob,
3891 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3892 rest_of_handle_jump_bypass, rest_of_handle_combine,
3893 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3894 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3895 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3896 rest_of_handle_mode_switching, rest_of_handle_jump,
3897 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3898 rest_of_handle_flow2, rest_of_handle_jump2,
3899 rest_of_handle_peephole2, rest_of_handle_postreload,
3900 rest_of_handle_shorten_branches, rest_of_clean_state,
3901 rest_of_compilation): Remove.
3903 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3904 * passes.c (dump_flags, in_gimple_form, all_passes,
3905 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3906 register_dump_files, next_pass_1, last_verified, execute_todo,
3907 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3908 from tree-optimize.c.
3909 (init_optimization_passes): Moved from tree-optimize.c,
3910 adding the RTL optimizations.
3911 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3912 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3913 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3914 register_dump_files, next_pass_1, last_verified, execute_todo,
3915 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3916 init_tree_optimization_passes, ipa_passes): Delete.
3917 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3919 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3920 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3922 (ipa_passes): Remove.
3923 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3924 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3925 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3926 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3927 (dump_info_p, dump_flag): Moved to tree-dump.h.
3929 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3931 * passes.c (finish_optimization_passes): Use dump_begin
3932 and dump_end, TDI_end.
3933 (gate_rest_of_compilation): New.
3934 (pass_rest_of_compilation): Use it.
3935 (gate_postreload, pass_postreload): New.
3936 * toplev.c (general_init): Rename init_tree_optimization_passes.
3937 * toplev.h (init_tree_optimization_passes): Rename to
3938 init_optimizations_passes.
3939 * tree-dump.c (dump_flag): Make static.
3940 (dump_files): Remove RTL dumps.
3941 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3942 pass_cleanup_cfg, pass_free_cfg_annotations,
3943 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3944 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3945 * tree-pretty-print.c: Include tree-pass.h.
3946 * cgraph.c: Include tree-dump.h.
3948 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3950 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3951 Only fall back to saying it points to readonly memory if
3954 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3956 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3957 * config/m32r/m32r.c (m32r_compute_frame_size,
3958 m32r_expand_prologue): Take current_function_profile into
3959 account whenever we reference
3960 current_function_uses_pic_offset_table.
3961 (m32r_finalize_pic): Remove.
3962 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3964 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3966 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3967 instead of $<. Don't remove ./as if it already exists.
3969 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3973 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3974 for complex modes when generating code for PA 1.0.
3975 (VALID_FP_MODE_P): New macro.
3976 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3977 sets for all general and floating point modes. Align wide floating
3978 point modes to even register boundaries to comply with architectural
3980 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3981 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3982 (VALID_FP_MODE_P): New macro.
3983 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3984 sets for all general and floating point modes. Align wide floating
3985 point modes to even register boundaries to comply with architectural
3988 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3990 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3993 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3995 * tree-ssa-structalias.c: Don't include expr.h.
3997 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3999 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4002 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4004 Fix PR tree-optimization/22279
4006 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4009 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4011 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4013 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4015 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4016 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4017 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4018 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4019 config/stormy16/stormy16.c, config/v850/v850.c,
4020 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4021 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4022 Avoid "." or "\n" at end of diagnostics and capital letters at
4023 start of diagnostics.
4024 * combine.c, cse.c: Don't translate dump file output.
4025 * toplev.c (print_version): Only translate output if going to
4028 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4030 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4031 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4034 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4036 * pa.c (fix_range): Fix typo in comment.
4038 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4040 * tree-vrp.c (extract_range_from_assert): Replace
4041 fold (build (...)) with fold_build2.
4043 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4045 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4046 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4047 (format_types_orig, handle_format_attribute): Add support for
4050 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4052 * varasm.c (assemble_variable): Fix format specifier thinko.
4054 2005-07-03 Ira Rosen <irar@il.ibm.com>
4056 PR tree-optimization/22029 (and 22135)
4057 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4058 a phi node before calling dump_vops.
4060 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4062 * tree-dump.h (dump_string_field): Declare.
4063 * tree-dump.c: Use it instead of dump_string.
4064 (dump_string_field): Make non-static.
4066 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4068 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4069 up the minimal CFG stuff always when optimize > 0. Call
4070 split_all_insns_noflow in PIC case if needed.
4072 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4073 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4076 * c-decl.c (c_write_global_declarations): Dump contents of
4078 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4079 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4080 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4081 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4084 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4086 * c-common.h (GCC_DIAG_STYLE): Define.
4087 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4088 version for format checking to 4.1.
4089 * c-format.c: Include toplev.h after c-common.h.
4090 (enum format_type): Add gcc_tdiag_format_type.
4091 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4092 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4093 (format_types_orig): Add gcc_tdiag.
4094 (init_dynamic_diag_info): Support gcc_tdiag formats.
4095 (handle_format_attribute): Likewise.
4096 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4097 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4098 version for format checking to 4.1.
4099 (warning0, warning, error, pedwarn, sorry): Use
4101 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4102 (finish_aliases_1): Do not use %qE.
4103 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4104 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4105 Correct format bugs.
4106 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4107 parameter to unsigned HOST_WIDE_INT.
4108 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4110 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4113 * expr.c (write_complex_part): Use adjust_address for MEM.
4114 (read_complex_part): Same.
4116 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4118 Fix PR tree-optimization/22280
4120 * tree-sra.c (generate_element_init): Remove useless loop.
4122 2005-07-02 Richard Henderson <rth@redhat.com>
4124 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4126 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4128 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4131 * fold-const.c (fold_binary): Handle the return value of
4132 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4133 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4135 2005-07-02 Jeff Law <law@redhat.com>
4137 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4138 a eliminate type conversion which feeds an equality comparison
4139 if the original type or either operand in the comparison is a
4142 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4144 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4145 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4147 * config/avr/avr.c: Do not use '`' as left quote.
4148 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4149 Remove "." from end of diagnostics. Make diagnostics start with
4152 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4153 Joseph S. Myers <joseph@codesourcery.com>
4155 * toplev.c (default_tree_printer): Handle setting location with
4157 * c-objc.common.c (c_tree_printer): Likewise.
4158 * c-format.c (gcc_diag_flag_specs): Add '+'.
4159 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4160 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4162 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4163 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4164 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4165 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4166 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4167 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4168 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4169 format arguments where %J is used without %D.
4171 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4173 * gcc.c (LINK_SSP_SPEC): Define.
4174 (link_ssp_spec): New variable.
4175 (LINK_COMMAND_SPEC): Add %(link_ssp).
4176 (static_specs): Add link_ssp_spec.
4177 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4178 * configure: Rebuilt.
4179 * config.in: Rebuilt.
4181 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4182 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4183 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4184 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4185 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4186 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4187 -0x7008(2) instead of reading __stack_chk_guard variable.
4188 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4190 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4191 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4192 if TARGET_THREAD_SSP_OFFSET is defined.
4193 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4194 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4197 2005-06-27 Richard Henderson <rth@redhat.com>
4198 * libgcc-std.ver (GCC_4.1.0): New.
4199 * libgcc.h (__stack_chk_guard): Declare.
4200 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4201 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4202 * mklibgcc.in (lib2funcs): Add them.
4204 2005-07-01 Richard Henderson <rth@redhat.com>
4206 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4207 void * before struct sigcontext *.
4208 (x86_fallback_frame_state): Likewise.
4210 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4212 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4214 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4217 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4218 we check for SSA_NAME for.
4220 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4222 Fix PR tree-optimization/22071
4224 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4226 (get_constraint_for_component_ref): Use it.
4228 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4231 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4232 print out the last new line.
4234 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4236 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4237 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4238 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4239 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4240 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4241 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4242 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4243 (enum reg_class): New member CC0_REGS.
4244 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4245 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4246 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4247 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4248 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4249 Adjust for register now described.
4251 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4254 * config/i386/i386.md (stack_protect_test_si,
4255 stack_protect_test_di): Add earlyclobber for scratch 3.
4256 * config/rs6000/rs6000.md (stack_protect_testsi,
4257 stack_protect_testdi): Add earlyclobber for scratch 3,
4258 remove earlyclobber from scratch 4.
4260 Older entries for 2005 can be found in ChangeLog-2005.