1 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
5 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
6 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
7 an eight byte stack frame.
9 (__div0): Use gettid tkill on GNU/Linux.
10 (_arm_return): Add CFI.
11 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
13 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
15 * configure.ac: Remove spaces around assignment to
17 * configure: Regenerated.
19 2005-05-17 David Edelsohn <edelsohn@gnu.org>
21 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
22 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
24 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
25 Modify aix_struct_return variable, not target_flags.
26 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
27 (rs6000_return_in_memory): Test aix_struct_return.
28 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
29 independent variable. Report mxl-compat.
31 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
33 * config/bfin/bfin.md (eh_return): Add missing DONE.
35 2005-05-17 Ian Lance Taylor <ian@airs.com>
37 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
39 (mode_attr_index): Remove check for defined attribute. Remove
40 infile parameter. Change all callers.
41 (apply_mode_maps): Add unknown parameter. Change caller. Always
42 return after finding attribute.
43 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
45 (apply_macro_traverse): Set mtd->unknown_mode_attr.
46 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
47 attribute used for a mode.
49 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
51 * tree-ssa-math-opts.c: New file.
53 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
55 * Makefile.in: Add tree-ssa-math-opts.c.
56 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
57 * fold-const.c (distribute_real_division): New.
58 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
59 * tree-pass.h (pass_cse_reciprocals): New.
60 * tree-optimize.c (init_tree_optimization_passes): Run it.
61 * doc/passes.texi: Document the new pass.
63 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
66 * builtins.c (fold_builtin_constant_p): Handle
67 &"string cst"[0] as constant.
69 2005-05-17 Richard Henderson <rth@redhat.com>
71 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
73 2005-05-17 Jakub Jelinek <jakub@redhat.com>
76 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
77 src2 if src2 has been split.
79 PR tree-optimization/21610
80 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
81 returning DECL, call unshare_expr.
83 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
85 * config/cris/cris.md: Unquote preparation and output statements.
86 (BWD, WD, BW): New, mode-macros.
87 (S, s, m, mm, nbitsm1): New, mode-attrs.
88 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
89 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
91 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
92 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
93 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
95 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
96 ("movdi"): Move misplaced head comment regarding necessity of
97 movdi from movsi to here.
98 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
100 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
101 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
102 "*mov_sideqi_biap_mem".
103 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
105 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
106 "*clear_sidehi_biap" and "*clear_sideqi_biap".
107 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
109 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
110 "*ext_sidehisi_biap".
111 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
113 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
114 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
115 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
116 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
117 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
119 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
120 "*op_sidehi_biap" and "*op_sidesi_biap".
121 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
123 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
124 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
125 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
126 "*op_swap_sidehi" and "*op_swap_sidesi".
127 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
128 in the N alternative of "subqi3".
129 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
130 "*extophisi_side_biap".
131 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
133 ("*extop<mode>si_swap_side_biap"): Replace
134 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
135 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
136 "*extophisi_swap_side".
137 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
138 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
140 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
141 "mulqihi3", "mulhisi3" and "mulhisi3".
142 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
143 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
145 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
146 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
147 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
148 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
149 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
150 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
151 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
152 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
153 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
154 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
155 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
156 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
158 ("abs<mode>2"): Replace "abshi2" and "absqi2".
159 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
161 ("b<ocond>"): Replace "bgt" and "ble".
162 ("b<rcond>"): Replace "blt" and "bge".
163 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
164 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
166 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
168 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
170 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
172 ("s<rcond>"): Replace "sge" and "slt".
173 ("s<ocond>"): Replace "sgt" and "sle".
174 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
175 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
176 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
177 clear.w [rx=rx+i] and clear.b [rx=rx+i].
179 2005-05-17 Jakub Jelinek <jakub@redhat.com>
181 * varasm.c (struct constant_descriptor_tree): Add hash field.
182 (const_desc_hash): Just return hash field.
183 (const_desc_eq): If hash values are different, return 0 immediately.
184 (output_constant_def): Compute hash field of temporary key, use
185 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
186 newly built constant descriptor.
187 (lookup_constant_def): Compute hash field of temporary key, use
188 htab_find_with_hash instead of htab_find.
190 2005-05-16 Richard Henderson <rth@redhat.com>
192 * config/i386/sse.md (mulv4si3): New.
194 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
196 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
197 tests for noncanonical versions of reg+constant and
200 2005-05-16 Richard Henderson <rth@redhat.com>
201 Steven Bosscher <stevenb@suse.de>
204 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
205 maybe_clean_eh_stmt; take old stmt parameter. Update EH
206 region data structure to match replacement.
207 * tree-flow.h: Update to match.
208 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
209 * tree-ssa-dom.c (optimize_stmt): Likewise.
210 * tree-ssa-pre.c (eliminate): Likewise.
211 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
213 2005-05-16 Caroline Tice <ctice@apple.com>
215 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
216 internal_error with gcc_assert.
217 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
218 * function.h (struct function): Remove space between "*" and
220 * varasm.c (initialize_cold_section_name): Add gcc_assert;
221 modify to use alloca.
222 (unlikely_text_section): Add check for flag_function_sections.
223 (assemble_start_function): Move call to resolve_section, so it
224 comes before first call to unlikely_text_section.
225 (assemble_end_function): Add test and call to function_section
228 2005-05-16 Roger Sayle <roger@eyesopen.com>
230 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
231 instead of build_binary_op when performing code transformations
232 to avoid error messages about constructs not it the user's code.
234 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
236 * tree-ssa-pre.c: Fix a comment typo.
238 2005-05-16 Richard Henderson <rth@redhat.com>
241 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
242 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
243 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
244 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
245 add_tprel22): Remove mode from symbolic operand.
247 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
249 * optc-gen.awk: Include intl.h after the externally-provided files.
251 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
253 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
254 folding a COND_EXPR_COND in a nondestructive manner.
256 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
258 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
259 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
260 New values for vec_select definitions and bitmask for element
263 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
265 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
266 Change the type to VEC(rtx,gc)*.
267 (mem_loc_descriptor, add_const_value_attributes,
268 dwarf2out_init): Adjust uses of used_rtx_varray.
270 * tree-data-ref.c (compute_all_dependences): Change the type
271 of dependence_relations to VEC(ddr_p,heap)**.
272 (compute_data_dependences_for_loop): Change the type of
273 allrelations to VEC(ddr_p,heap)*.
275 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
277 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
278 system.h, coretypes.h and tm.h.
279 (options.o): Update dependencies accordingly.
280 * optc-gen.awk: Allow header_name to be a list of filenames.
281 Handle the "Condition" flag.
282 * opts.h (CL_DISABLED): New flag.
283 * opts.c (handle_option): Print an error for CL_DISABLED options.
284 * doc/options.texi: Document the "Condition" option flag.
286 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
288 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
290 2005-05-15 Roger Sayle <roger@eyesopen.com>
292 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
293 check for TREE_OVERFLOW on INTEGER_CST trees.
294 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
295 CONSTANT_CLASS_P tree nodes.
297 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
300 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
302 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
304 Fix PR tree-optimization/21576
306 * tree-ssa-pre.c (expression_node_pool): New pool.
307 (comparison_node_pool): Ditto.
308 (list_node_pool): Ditto.
309 (pool_copy_list): New function.
310 (phi_translate): Handle CALL_EXPR.
311 (valid_in_set): Ditto.
312 (create_expression_by_pieces): Ditto.
313 (insert_into_preds_of_block): Ditto.
315 (compute_avail): Ditto.
316 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
317 (can_value_number_call): New function.
318 (find_leader): Update comment.
319 (init_pre): Create new pools.
320 (fini_pre): Free new pools.
321 (pass_pre): Add TODO_update_ssa for the future when we are going
323 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
324 (set_value_handle): Ditto.
325 (get_value_handle): Ditto.
327 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
329 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
331 2005-05-15 Andreas Jaeger <aj@suse.de>
333 * gcc.c (pfatal_pexecute): Remove unused local function.
335 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
337 * optc-gen.awk: Remove excess indentation.
338 * opth-gen.awk: Likewise.
340 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
343 of basic_block_info. Call init_flow and find_basic_blocks
344 before dbr_schedule if needed.
346 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
348 * tree-optimize.c (init_tree_optimization_passes): Move
349 pass_cd_dce in place of the last pass_dce.
351 PR tree-optimization/21563
352 * tree-vrp.c (compare_value): Return boolean_false_node when
353 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
354 strictly larger than CST.
356 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
357 Jan-Benedict Glaw <jbglaw@lug-owl.de>
359 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
361 (rev_cond_name) Likewise.
362 (vax_float_literal) Likewise.
363 * config/vax/vax.md: Likewise.
365 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
367 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
368 registers and use them (specifically the stack pointer).
369 * config/vax/vax.h: Use above defines right here.
371 * config/vax/vax.c: (override_options) Remove 'register' keyword.
372 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
373 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
375 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
376 mostly removal of trailing spaces...
377 * config/vax/vax-modes.def: Remove trailing whitespace.
379 * config/vax/elf.h: Update whitespace.
381 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
384 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
385 * fold-const.c (fold_indirect_ref_1): Avoid removing
386 NOP_EXPRs with type qualifiers like const.
388 2005-05-14 Jan Hubicka <jh@suse.cz>
390 Patch by Richard Henderson:
391 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
392 Handle RESX expressions properly.
394 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
395 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
396 (remove_stmt_from_eh_region_fn): Likewise.
398 * tree-cfg.c (execute_warn_function_return): Break out noreturn
400 (execute_warn_function_noreturn): ... here.
401 (pass_warn_function_noreturn): New pass.
402 * tree-pass.h (pass_warn_function_noreturn): Declare
403 * tree-optimize.c (init_tree_optimization_passes): Move return
404 warnings early and add noreturn warnings at place of previous
407 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
409 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
410 root_var_init, type_var_init): Use VEC instead of VARRAY.
411 * tree-ssa-live.h (tree_partition_associator_d): Change the
412 type of trees to VEC(tree,heap)*.
413 (tpa_tree): Use VEC instead of VARRAY.
415 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
417 * fold-const.c (div_if_zero_remainder): New function.
418 (try_move_mult_to_index): Use it.
420 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
422 * tree-eh.c (leh_tf_state): Change the type of dest_array to
424 (maybe_record_in_goto_queue, lower_try_finally_onedest,
425 lower_try_finally_copy, lower_try_finally_switch,
426 lower_try_finally): Use VEC instead of VARRAY.
428 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
430 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
431 comment regarding defined register classes.
432 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
434 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
436 * tree-optimize.c (init_tree_optimization_passes): Move
437 pass_merge_phi before the first pass_dominator.
439 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
441 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
444 2005-05-13 Josh Conner <jconner@apple.com>
446 * config/arm/arm.c (arm_size_return_regs): New.
447 (thumb_unexpanded_epilogue): replace in-line calculation
448 of return registers with call to arm_size_return_regs.
449 (use_return_insn): Include test of which registers are
450 being used to hold return values, to accommodate
451 vector return values.
453 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
455 * config/rs6000/sysv4.opt (mlittle): Handle.
457 * config/rs6000/rs6000.c (rs6000_handle_option): Set
458 target_flags_explicit when appropriate.
460 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
463 * optabs.c (no_conflict_data): New struct.
464 (no_conflict_move_test): New function.
465 (emit_no_conflict_block): Use it.
467 2005-05-13 Adam Nemet <anemet@lnxw.com>
469 * doc/invoke.texi (Debugging Options): Option
470 -fdump-translation-unit only works with C++ now.
472 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
474 Replace calls to abort in CRIS port.
475 * config/cris/cris.h (CRIS_ASSERT): New macro.
476 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
477 internal_error instead of abort.
478 ("movsi"): Ditto. Unquote preparation statement section.
479 ("call", "call_value"): Ditto, but use gcc_assert where
480 appropriate. Tweak comments.
481 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
483 (cris_op_str): Call internal_error, not abort.
484 (cris_print_operand): Tweak "abort" reference to "die" in comment.
485 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
486 (cris_notice_update_cc): Call internal_error, not abort.
487 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
488 (cris_emit_movem_store, cris_asm_output_symbol_ref)
489 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
490 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
491 ENABLE_CHECKING-guarded abort call.
492 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
493 Use internal_error at end of test-chain.
495 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
497 PR rtl-optimization/20769:
498 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
499 pattern emitted by expand_nl_goto_receiver.
502 * integrate.c (allocate_initial_values): Update register liveness
505 2005-05-13 Josh Conner <jconner@apple.com>
507 * arm.c (arm_return_in_memory): Add handling for vector return types.
509 2005-05-13 David Ung <davidu@mips.com>
511 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
513 * config/mips/mips.c: Add 4km alias.
514 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
515 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
518 2005-05-13 Jan Hubicka <jh@suse.cz>
520 * c-decl.c (finish_function): Suppress "control reaches end of
521 non-void function" when "no return statement in function
522 returning non-void" is issued.
524 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
525 * tree-optimize.c (pass_gimple): Kill.
526 (init_tree_optimization_passes): Kill pass_gimple.
527 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
528 * tree-dump.c (dump_files): Rename .generic to .gimple.*
530 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
532 PR rtl-optimization/20756:
533 * basic-block.h (PROP_DEAD_INSN): Define.
534 * flow.c (propagate_one_insn): Set during mark_set_regs call
536 (mark_set_1): Emit a clobber when we are about to delete a dead insn
537 that kills a live register.
539 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
541 * config/s390/s390.md: ("DBL"): New mode attribute.
542 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
543 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
544 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
546 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
548 * c-format.c (check_format_arg): Handle string literals of
549 the form &"string"[offset].
551 * g++.dg/warn/format4.C: New testcase.
553 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
555 * config/mips/3000.md, config/mips/4000.md,
556 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
557 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
558 config/mips/generic.md, config/pdp11/pdp11.md,
559 config/sh/crt1.asm, config/sh/lib1funcs.asm,
560 config/sh/sh-modes.def, config/sh/sh-protos.h,
561 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
563 2005-05-13 Richard Henderson <rth@redhat.com>
565 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
566 addition to move unless dest is a register. Do not skip
567 instantiation in dest on addition simplification.
569 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
571 * config/cris/cris.c (cris_print_operand) <case 'H'; case
572 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
573 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
575 2005-05-13 Jan Hubicka <jh@suse.cz>
577 * basic-block.h (FOR_ALL_BB_FN): New macro.
578 (init_flow): Initialize cfg structure.
579 * function.c (allocate_struct_function): Do not initialize cfg structure.
580 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
581 (build_tree_cfg): ... here.
582 * tree-flow.h (init_empty_tree_cfg): Declare.
584 2005-05-12 Steven Bosscher <stevenb@suse.de>
586 Fix PR tree-optimization/21520
587 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
588 to attempt to fold constants.
590 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
592 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
593 only when TARGET_ADJUST_UNROLL_MAX is defined.
594 (general_movsrc_operand): Use the C style comment.
595 (ua_offset): Use prototype.
597 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
599 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
600 (struct hmr_data, hoist_memory_reference, memref_del,
601 struct fmrv_data): Removed.
602 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
603 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
605 (find_more_ref_vops): Traverse the list of memory references.
606 (determine_lsm_loop): Work with the list of memory references instead
607 of traversing the hashtable.
609 2005-05-12 Steven Bosscher <stevenb@suse.de>
610 Stuart Hastings <stuart@apple.com>
611 Jan Hubicka <jh@suse.cz>
613 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
614 duplicate_eh_regions): New functions, based on old
615 implementation removed with RTL inliner.
616 (reachable_next_level): Modify behaviour pre-inline.
617 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
619 * function.h (struct function): Add after_inlining flag.
620 * tree-optimize.c (tree_rest_of_compilation): Set it.
621 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
623 * tree-cfg.c (label_to_block_fn): Deal with cases where
624 label was never insterted into code.
626 2005-05-12 Zack Weinberg <zack@codesourcery.com>
628 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
630 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
632 Fix PR tree-optimization/21532
633 * tree-ssa-pre.c (create_expression_by_pieces): stmt
634 needs to go onto the inserted_exprs list.
636 2005-05-12 Ian Lance Taylor <ian@airs.com>
638 * c-common.h (statement_code_p): Don't declare.
639 (STATEMENT_CODE_P): Don't define.
640 (INIT_STATEMENT_CODES): Don't define.
641 * c-common.c (statement_code_p): Don't define.
643 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
645 * config/sparc/sparc.h: Remove dead code.
646 * config/sparc/sparc.c (sparc_compute_frame_size): Use
647 FIRST_PARM_OFFSET for the size of the register window area.
648 (emit_save_regs): Rename into emit_save_or_restore_regs.
649 Add 'action' parameter. Use 4095 as upper bound for the offset.
650 Pass 'action' to save_or_restore_regs.
651 (emit_restore_regs): Delete.
652 (sparc_expand_prologue): Call emit_save_or_restore_regs.
653 (sparc_expand_epilogue): Likewise.
654 * config/sparc/sparc.md (mode macro P): Move.
655 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
656 (mov<V32:mode> expander): Move to the top of the V32 section.
657 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
658 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
659 (sibcall_epilogue): Move.
661 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
664 * arm.c (arm_gen_constant): Sign-extend intermediate values when
665 synthesizing a constant of the difference of two immediates.
667 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
669 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
670 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
671 the alternatives using integer registers into the appropriate
674 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
676 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
677 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
678 * bitmap.h: Fixed comments.
680 2005-05-11 Richard Henderson <rth@redhat.com>
683 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
684 (ia64_cannot_force_const_mem): New.
685 (tls_symbolic_operand_type): New.
686 (ia64_legitimate_constant_p): New.
687 (ia64_expand_load_address): Return true on success. Improve
688 checks for when we should not split.
689 (ia64_expand_tls_address): New addend operand. Distribute it
690 as appropriate to the tls_kind. Delay referencing gp.
691 (ia64_expand_move): Split symbolic addend as necessary. Handle
692 tls symbols with addends.
693 * config/ia64/ia64-protos.h: Update.
694 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
696 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
697 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
698 (symbolic_operand splitter): Pass everything through
699 ia64_expand_load_address and FAIL or DONE as appropriate.
700 (load_fptr): Only accept after reload.
701 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
702 load_symptr_low, load_ltoff_dtpmod,
704 (load_dtprel): Only accept tls symbols.
705 (load_dtprel64, load_dtprel22): Likewise.
706 (load_tprel, load_tprel64, load_tprel22): Likewise.
707 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
708 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
709 (add_dtprel14, add_dtprel22): Likewise.
710 (add_tprel, add_tprel14, add_tprel22): Likewise.
711 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
712 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
713 (got_symbolic_operand): Check CONST offsets.
714 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
715 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
716 (move_operand): Don't handle tls here. Check CONST offsets.
718 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
720 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
721 Remove hilo_operand check.
722 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
723 * config/mips/predicates.md (hilo_operand): Delete.
725 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
727 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
729 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
731 PR tree-optimizer/18472
732 * tree-if-conv.c (tree_if_convert_stmt,
733 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
735 2005-05-11 Jan Hubicka <jh@suse.cz>
737 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
738 (GTFILES): add except.h.
739 * except.c (eh_status): Add throw_stmt_table.
740 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
741 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
742 lookup_stmt_eh_region_fn): Declare.
743 (throw_stmt_node): New structure.
744 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
745 * gengtype.c (open_base_files): Add except.h to inlines.
746 * tree-eh.c (throw_stmt_node): Kill.
747 (record_stmt_eh_region): Update.
748 (add_stmt_to_eh_region_fn): Break out from ...
749 (add_stmt_to_eh_region): ... here.
750 (remove_stmt_from_eh_region_fn): Break out from ...
751 (remove_stmt_from_eh_region): ... here.
752 (lookup_stmt_eh_region_fn): Break out from ...
753 (lookup_stmt_eh_region): ... here.
754 (honor_protect_cleanup_actions): Use build_resx.
755 (lower_try_finally_onedest): Likewise.
756 (lower_try_finally_copy): Likewise.
757 (lower_try_finally_switch): Likewise.
758 (lower_eh_constructs): Update eh table construction.
759 * tree.c (build_resx): New.
760 * tree.h (build_resx): Declare.
762 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
764 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
767 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
769 * fold-const.c, libgcov.c: Fix comment typos.
771 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
774 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
776 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
777 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
779 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
781 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
784 * crtstuff.c: Include auto-host.h again, for now.
786 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
788 * config/mips/24k.md: Remove trailing whitespace.
790 2005-05-11 David Ung <davidu@mips.com>
792 * config/mips/mips.md (type): Add imul3.
793 (length, hazard, may_clobber_hilo): Check for imul3.
794 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
795 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
796 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
797 for a 3 operand mul and its bypasses.
798 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
799 * config/mips/4000.md (r4k_imul): Likewise.
800 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
801 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
802 (vr4130_muldi): Likewise.
803 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
804 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
805 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
806 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
807 (ir_vr54_imadd_si): Likewise.
808 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
809 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
810 (rm7_impy_di): Likewise.
811 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
812 * config/mips/generic.md (generic_imul): Likewise.
813 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
814 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
816 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
819 * tree.h (record_layout_info_s): New member prev_packed.
820 * stor-layout.c (update_alignment_for_field): Fix comment about
821 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
822 we start it properly aligned.
823 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
824 to update_alignment_for_field, and recompute it afterwards using
825 the alignment of the record.
826 When a packed bitfield precedes an MS bitfield, don't add padding
827 at the end of the packed bitfield on behalf of the base type of
828 the packed bit field.
829 Don't adjust rli->bitpos at the end
830 of an MS bitfield run if we already adjusted bitpos/offset for an
831 alignment as large or larger than the bitfield type size.
832 Take possible record alignment > BIGGEST_ALIGNMENT into account
833 when calculating actual_align.
834 Only put packed buit fields into rli->prev_field if they end up
836 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
837 Update rli->remaining_in_alignment when we have already started a
838 run of bit fields and we process a packed bit field.
840 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
842 * tree-data-ref.c (find_data_references_in_loop): Give up when
843 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
844 may embed arbitrary side effects.
845 Remove the assumption that GIMPLE form contains a single array
846 access per statement.
847 When the statement contains virtual operands, fail if it is not
848 a MODIFY_EXPR or a CALL_EXPR.
849 Return after the dont know node is inserted.
851 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
853 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
855 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
858 PR tree-optimization/19639
859 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
860 and generic summands for char* as s * delta, too, folding &a[i]
861 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
862 for comparison of steps. Convert types for index addition.
863 (fold_binary): Adjust the callers to always dispatch to
864 try_move_mult_to_index.
865 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
866 expr with non-gimple ARRAY_REF offset.
868 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
870 * fold-const.c (fold_indirect_ref_1): Avoid removing
871 NOP_EXPRs with type qualifiers like const.
873 2005-05-11 Richard Henderson <rth@redhat.com>
876 * c-decl.c (finish_decl): Propagate the completed array type of
877 a global variable into the binding.
879 2005-05-10 Matt Kraai <kraai@ftbfs.org>
881 * Makefile.in (gtype-desc.o, build/genautomata.o)
882 (build/varray.o): Depend on $(VARRAY_H).
884 2005-05-10 Diego Novillo <dnovillo@redhat.com>
886 * tree-optimize.c (init_tree_optimization_passes): Re-organize
887 optimization passes to do an initial batch of scalar cleanups.
889 2005-05-10 Ian Lance Taylor <ian@airs.com>
891 * read-rtl.c (struct macro_traverse_data): Define.
892 (map_attr_string): New static function, broken out of
893 apply_macro_to_string.
894 (mode_attr_index, apply_mode_maps): New static functions.
895 (apply_macro_to_string): Call map_attr_string.
896 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
898 (apply_macro_traverse): Expect data to point to a struct
900 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
901 to pass data through htab_traverse.
902 (read_rtx_1): Add mode_maps parameter. Change all callers.
903 Handle mode names which are attribute strings.
904 * doc/md.texi (Substitutions): Rename from String Substitutions.
905 Change references. Document using attributes as modes.
907 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
909 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
910 * tree-optimize.c (init_tree_optimization_passes) Swap
911 pass_ch and pass_profile.
912 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
913 here. Remove rewrite_into_loop_closed_ssa call.
915 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
917 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
919 (legitimate_reload_constant_p): Add check for const double zero.
920 * config/s390/s390.md: Add comment for constraint letter 'G'.
921 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
922 attributes for new case.
923 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
924 s390_const_double_ok_for_constraint_p.
925 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
928 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
930 PR tree-optimization/21170
931 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
932 rewrite_ssa_into_ssa in comments with update_ssa.
934 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
936 * tree-ssa-loop-im.c: Include hashtab.h.
937 (struct mem_ref_loc): New.
938 (struct mem_ref): Describe the set of references with the same
940 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
941 maybe_queue_var, fem_single_reachable_address,
942 for_each_memref, single_reachable_address,
943 is_call_clobbered_ref, determine_lsm_reg): Removed.
944 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
945 hoist_memory_reference, memref_hash, memref_eq, memref_del,
946 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
948 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
949 (determine_lsm_loop): Rewritten.
950 (determine_lsm): Do not set stmt uids.
952 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
954 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
957 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
959 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
960 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
961 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
963 2005-05-10 Jeff Law <law@redhat.com>
965 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
966 thread_across_edge for any abnormal edges.
968 2005-05-10 Richard Henderson <rth@redhat.com>
970 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
971 * config/ia64/ia64-protos.h: Declare it.
972 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
973 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
974 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
975 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
976 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
977 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
978 extend result; use release semantics.
979 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
980 (sync_val_compare_and_swap_<IMODE>): Update to match.
982 2005-05-10 Richard Henderson <rth@redhat.com>
984 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
985 before comparing it for success.
987 2005-05-10 Richard Henderson <rth@redhat.com>
989 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
990 no return value pattern.
992 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
993 H.J. Lu <hongjiu.lu@intel.com>
995 * libgcov.c (create_file_directory): New function. Create
996 directory for the given file name.
997 (gcov_max_filename): New static var. Keeps size of the longest
999 (gcov_exit): Always try to create directory for output
1000 file. Relocate each filename basing on environment vars.
1001 (__gcov_init): Remember the longest file name.
1002 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
1003 * doc/gcov.texi (Cross-profiling): New node documenting
1004 cross-profiling management.
1005 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
1007 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1009 * config/sparc/sparc.c (mem_min_alignment): Do not rely
1010 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
1012 2005-05-10 Bob Wilson <bob.wilson@acm.org>
1014 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
1015 case code to avoid one move instruction.
1016 (__umodsi3, __modsi3): Merge duplicated code sequences.
1018 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1020 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
1021 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
1022 * doc/invoke.texi: Fix typos.
1024 * tree-data-ref.c (analyze_array_indexes, analyze_array,
1025 init_data_ref, access_functions_are_affine_or_constant_p,
1026 free_data_refs): Use VEC instead of VARRAY.
1027 * tree-data-ref.h (data_reference): Change the type of
1028 access_fns to VEC(tree,gc)*.
1029 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
1031 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
1034 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
1035 * fold-const.c (fold): Expand the condition of reducing cond_expr.
1036 (contains_label_1, contains_label_p): New functions for checking
1037 labels in a sub-tree.
1039 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
1042 * c-decl.c (pushdecl): When there is a declaration in the current
1043 scope and the declarations are external linkage, check for
1044 compatibility with the type in the external scope and update the
1045 type in the external scope with the composite type information.
1046 Do not form a composite type of the new type and the visible type
1047 if they are incompatible.
1049 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
1051 * crtstuff.c: Revert part of 2005-05-08 Change.
1052 (IN_LIBGCC2): Define.
1054 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1056 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
1057 remove redundant test.
1058 (fp_mov_p): Accept 0.
1059 (fp_high_losum_p): Remove redundant test.
1060 * config/sparc/predicates.md (const_high_operand): Explicitly test
1061 (not small_int_operand).
1062 (fp_const_high_losum_operand): New.
1063 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
1064 (movdi_insn_sp32_v9): Use canonical predicates.
1065 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
1066 (movdi_insn_sp64_novis): Delete.
1067 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
1068 (movsf_insn_novis): Delete.
1069 (movsf_insn_vis): Rename into movsf_insn.
1070 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
1071 (movsf_lo_sum): Use fp_const_high_losum_operand.
1072 (movsf_high): Likewise.
1073 (movsf_high_losum splitter): Likewise.
1074 (mov<V32:mode> expander): Use register_or_zero_operand.
1075 (mov<V64:mode> expander): Likewise.
1076 (movdf_insn_sp32): Use register_or_zero_operand.
1077 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
1078 Rename into movdf_insn_sp32_no_fpu.
1079 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
1080 Rename into movdf_insn_sp32_v9_no_fpu.
1081 (movdf_insn_v9only_novis): Delete.
1082 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
1083 (movdf_insn_sp64_novis): Delete.
1084 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
1085 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
1086 Rename into movdf_insn_sp64_no_fpu.
1087 (movtf expander): Use register_or_zero_operand.
1088 (movtf_insn_sp32): Delete.
1089 (movtf_insn_vis_sp32): Use register_or_zero_operand.
1090 Rename into movtf_insn_sp32.
1091 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
1092 Rename into movtf_insn_sp32_no_fpu.
1093 (movtf_insn_hq_sp64): Delete.
1094 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
1095 Rename into movtf_insn_sp64_hq.
1096 (movtf_insn_sp64): Delete.
1097 (movtf_insn_vis_sp64): Use register_or_zero_operand.
1098 Rename into movtf_insn_sp64.
1099 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
1100 Rename into movtf_insn_sp64_no_fpu.
1102 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
1104 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
1105 gcc_assert and gcc_unreachable as appropriate.
1106 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
1107 xstormy16_output_cbranch_si, xstormy16_split_move,
1108 xstormy16_initial_elimination_offset,
1109 xstormy16_encode_section_info, xstormy16_print_operand_address,
1110 xstormy16_expand_call, xstormy16_expand_arith,
1111 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
1113 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1115 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
1116 const_copies to VEC(tree,heap)*.
1117 (new_elim_graph, delete_elim_graph, elim_graph_size,
1118 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
1121 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
1124 * doc/extend.texi (Type Attributes): Correct example syntax.
1126 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
1129 * doc/invoke.texi (-Wuninitialized): Update documentation.
1131 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
1133 * arm.c (const_ok_for_arm): Use a faster algorithm.
1135 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1138 * config/rs6000/rs6000.md (add_op2): New.
1139 (add<mode>3): Use it.
1141 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
1143 * arm.c (arm_gen_constant): Add new heuristic for generating
1144 constant integers that can be expressed as the difference of two
1147 2005-05-09 Roger Sayle <roger@eyesopen.com>
1149 * c-tree.h (parser_build_unary_op): New prototype.
1150 * c-typeck.c (parser_build_unary_op): New function to construct
1151 a unary operation in the C parser.
1152 * c-parser.c (c_parser_unary_expression): Use the new function
1153 parser_build_unary_op when appropriate.
1155 2005-05-09 Mark Mitchell <mark@codesourcery.com>
1158 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
1159 before outputting DWARF_FRAME_RETURN_COLUMN.
1161 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1163 * config/s390/s390.c: (s390_branch_condition_mask,
1164 s390_branch_condition_mnemonic, s390_extra_constraint_str,
1165 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
1166 legitimize_pic_address, s390_emit_tls_call_insn,
1167 legitimize_tls_address, legitimize_tls_address,
1168 s390_expand_addcc, print_shift_count_operand, print_operand,
1169 addr_generation_dependency_p, annotate_constant_pool_refs,
1170 s390_split_branches, find_constant_pool_ref,
1171 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
1172 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
1173 s390_output_pool_entry, s390_function_value,
1174 s390_call_saved_register_used, s390_emit_call): Replace
1175 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
1176 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
1177 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
1178 get_some_local_dynamic_name, s390_function_arg_size,
1179 s390_function_arg_advance, s390_function_arg,
1180 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
1181 default case by gcc_unreachable.
1182 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
1183 conditional abort by gcc_assert.
1184 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
1185 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
1187 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1189 * config/s390/s390.c: (s390_decompose_address,
1190 tls_symbolic_operand, legitimate_pic_operand_p,
1191 legitimate_constant_p, legitimate_reload_constant_p,
1192 s390_expand_plus_operand, legitimate_address_p,
1193 legitimate_la_operand_p, ): Remove 'register' from signature.
1194 (symbolic_reference_mentioned_p,
1195 tls_symbolic_reference_mentioned_p): Remove 'register' from local
1196 variable declarations.
1197 (legitimize_address): Remove 'register' from
1198 signature and local variable declarations.
1200 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1202 * config/s390/s390-protos.h: (s390_match_ccmode,
1203 s390_match_ccmode_set, reg_used_in_mem_p,
1204 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
1205 legitimate_la_operand_p, preferred_la_operand_p,
1206 s390_short_displacement, addr_generation_dependency_p,
1207 legitimate_reload_constant_p, legitimate_address_p): Change return type
1209 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
1210 * config/s390/s390.c: (s390_match_ccmode,
1211 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
1212 legitimate_reload_constant_p): Change return type into 'bool'.
1213 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
1214 Likewise. Additionally adapted comment.
1215 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
1216 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
1217 (s390_decompose_address): Change the type of the internal flags
1218 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
1219 (struct s390_address): Change type of "pointer" into bool.
1220 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
1221 Adapt calls for 's390_tm_ccmode' to the new signature.
1223 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1225 * config/s390/s390.c: (s390_match_ccmode_set,
1226 s390_branch_condition_mnemonic, s390_short_displacement,
1227 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
1228 print_shift_count_operand, get_some_local_dynamic_name,
1229 get_some_local_dynamic_name_1, reg_used_in_mem_p,
1230 addr_generation_dependency_p, s390_split_branches,
1231 annotate_constant_pool_refs, find_constant_pool_ref,
1232 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
1233 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
1234 s390_register_info, s390_frame_info, s390_init_frame_layout,
1235 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
1236 restore_gprs, s390_function_arg_size, s390_function_arg_float,
1237 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
1238 s390_encode_section_info, s390_cannot_force_const_mem,
1239 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
1240 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
1241 s390_adjust_priority, s390_issue_rate,
1242 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
1243 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
1244 s390_build_builtin_va_list, s390_gimplify_va_arg,
1245 s390_function_ok_for_sibcall, s390_call_saved_register_used,
1246 s390_pass_by_reference, s390_fixed_condition_code_regs,
1247 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
1248 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
1249 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
1250 s390_add_pool_insn, s390_find_pool, s390_add_constant,
1251 s390_find_constant, s390_add_execute, s390_find_execute,
1252 s390_execute_label, s390_execute_target, s390_dump_pool,
1253 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
1254 Move target macro definitions to the end of the file. Move several
1255 functions within the file to assure correct compiling.
1257 2005-05-09 Steven Bosscher <stevenb@suse.de>
1259 * calls.c (purge_reg_equiv_notes): Remove, fold into...
1260 (fixup_tail_calls): ...here. Only look at insns between the
1261 start of the function and the FUNCTION_BEG insn note.
1263 * gcse.c (one_cprop_pass): Fix typos in dumps.
1265 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
1267 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1269 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
1270 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
1271 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
1272 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
1274 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
1275 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
1276 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
1279 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1281 * config/s390/s390.md: ("gf") New mode attribute.
1282 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
1283 "fixuns_truncsfsi2"): Merge.
1284 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
1285 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
1286 "fix_truncsfsi2_ieee"): Merge.
1288 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1290 * config/s390/s390.md: ("FPR") New mode macro.
1291 ("de", "dee"): New mode attributes.
1292 ("cmpdf", "cmpsf"): Merge.
1293 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
1294 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
1295 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
1296 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
1297 ("floatdidf2", "floatdisf2"): Merge.
1298 ("adddf3", "addsf3"): Merge.
1299 ("*adddf3", "*addsf3"): Merge.
1300 ("*adddf3_cc", "*addsf3_cc"): Merge.
1301 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
1302 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
1303 ("subdf3", "subsf3"): Merge.
1304 ("*subdf3", "*subsf3"): Merge.
1305 ("*subdf3_cc", "*subsf3_cc"): Merge.
1306 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
1307 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
1308 ("muldf3", "mulsf3"): Merge.
1309 ("*muldf3", "*mulsf3" "): Merge.
1310 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
1311 ("*fmadddf", "*fmaddsf"): Merge.
1312 ("*fmsubdf", "*fmsubsf"): Merge.
1313 ("divdf3", "divsf3"): Merge.
1314 ("*divdf3", "*divsf3"): Merge.
1315 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
1316 ("negdf2", "negsf2"): Merge.
1317 ("*negdf2_cc", "*negsf2_cc"): Merge.
1318 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
1319 ("*negdf2", "*negsf2"): Merge.
1320 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
1321 ("absdf2", "abssf2"): Merge.
1322 ("*absdf2_cc", "*abssf2_cc"): Merge.
1323 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
1324 ("*absdf2", "*abssf2"): Merge.
1325 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
1326 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
1327 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
1328 ("*negabsdf2", "*negabssf2"): Merge.
1329 ("sqrtdf2", "sqrtsf2"): Merge.
1331 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1333 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
1335 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
1336 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
1337 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1338 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
1340 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
1341 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
1342 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
1343 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
1344 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
1345 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
1346 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
1347 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
1348 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
1349 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
1350 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
1351 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
1352 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
1353 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
1354 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
1355 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
1357 ("*divsf3"): Additionally rename second pattern to
1359 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1360 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
1361 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
1362 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
1363 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
1364 'type values' and rename 'type' value.
1365 ("*addsf3"): Additionally rename second pattern to
1368 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1370 * config/s390/s390.md: ("SHIFT"): New mode macro.
1371 ("lr", "shift"): New mode attributes.
1372 ("ashldi3", "lshrdi3"): Merge.
1373 ("*ashldi3_31", "*lshrdi3"_31): Merge.
1374 ("*ashldi3_64", "*lshrdi3"_64): Merge.
1375 ("ashlsi3", "lshrsi3"): Merge.
1377 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1379 * config/s390/s390.md: ("DSI", "SCOND"): New mode
1381 ("E", "g"): New mode attributes.
1382 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
1383 ("*adddi3_alc", "*addsi3_alc"): Merge.
1384 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
1385 ("*subdi3_slb", "*subsi3_slb"): Merge.
1386 ("adddicc", "addsicc"): Merge.
1387 ("*sconddi", "*scondsi"): Merge.
1388 ("*sconddi_neg", "*scondsi_neg"): Merge.
1389 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
1390 ("negdi2", "negsi2"): Extract expander pattern from
1391 "negsi2" and merge with "negdi2".
1392 ("*negdi2"): Merge with instruction pattern of "negsi2".
1393 ("*negdi2_cc", "*negsi2_cc"): Merge.
1394 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
1395 ("rotldi3", "rotlsi3"): Merge.
1397 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1399 * config/s390/s390.md: ("hc"): New mode attribute.
1400 ("extendhidi2", "extendqidi2"): Merge.
1401 ("*extendhidi2", "*extendqidi2"): Merge.
1402 ("extendhisi2", "extendqisi2"): Merge.
1403 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1404 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
1405 Merged 2 define_split.
1406 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
1407 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
1409 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1411 * config/s390/s390.md: ("COMPARE"): New mode macro.
1412 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
1413 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
1414 "bungt", "bunle", "bunge", "bltgt"): Merge.
1416 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1418 * config/s390/s390.md: ("INT"): New mode macro.
1419 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
1422 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1424 * config/s390/s390.md: ("GPR", "P"): New mode macros.
1425 ("cmpdi", "cmpsi"): Merge.
1426 ("strlendi", "strlensi"): Merge.
1427 ("*strlendi", "*strlensi"): Merge.
1428 ("movmemdi", "movmemsi"): Merge.
1429 ("clrmemdi", "clrmemsi"): Merge.
1431 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1433 * config/s390/s390.md: ("HQI"): New mode macro.
1434 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
1435 ("*tmhi_full", "*tmqi_full"): Merge.
1436 ("*tsthiCCT", "*tstqiCCT"): Merge.
1437 ("*tsthi", "*tstqi"): Merge.
1438 ("*tsthi_cconly", "tstqi_cconly"): Merge.
1439 ("*sethighhisi", "*sethighqisi"): Merge.
1441 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1443 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
1444 config/alpha/unicosmk.h, config/arc/arc.md,
1445 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
1446 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
1447 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
1448 config/arm/semi.h, config/arm/uclinux-elf.h,
1449 config/arm/wince-pe.h, config/fr30/fr30.c,
1450 config/rs6000/altivec.h: Update copyright.
1452 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1454 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
1455 gcc_assert and gcc_unreachable as appropriate.
1456 (pdp11_output_function_epilogue, output_move_double,
1457 output_move_quad, print_operand_address, output_jump,
1458 output_addr_const_pdp11): Likewise.
1459 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
1460 ASM_OUTPUT_ALIGN): Likewise.
1461 * config/pdp11/pdp11.md: Likewise.
1462 (extendhisi2, subhi3, subqi3): Likewise.
1464 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1467 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
1470 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1472 * config/ia64/ia64.c: Fix a comment typo.
1474 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
1477 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
1478 (arm_override_options): Use them instead of manifest constants. Don't
1479 allow -march to override the -mtune setting.
1481 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1483 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
1484 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
1485 (function_arg_advance, function_arg, save_restore_insns,
1486 iq2000_expand_prologue, iq2000_output_conditional_branch,
1487 expand_one_builtin, print_operand):
1488 * config/iq2000/iq2000.md (tablejump): Likewise.
1490 2005-05-09 David Ung <davidu@mips.com>
1492 * config/mips/mips.h (processor_type): Add names for the 24K.
1493 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
1495 * config/mips/mips.md (cnv_mode): New attribute for recording the
1496 conversion types of float convert insns.
1497 (cpu): Add 24k and 24kx.
1498 (include): Include 24k.md file.
1499 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
1500 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
1501 (floatdisf2): Setup cnv_mode.
1502 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
1504 * config/mips/24k.md: New file, contains 24k DFA pipeline
1507 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1509 * config/sh/sh.c (print_operand_address): Use gcc_assert and
1510 gcc_unreachable as appropriate.
1511 (print_operand, prepare_move_operands, prepare_scc_operands,
1512 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
1513 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
1514 fixup_mova, gen_far_branch, sh_reorg, split_branches,
1515 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
1516 sh_set_return_address, sh_setup_incoming_varargs,
1517 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
1518 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
1519 check_use_sfunc_addr): Likewise.
1520 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
1521 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1522 * config/sh/symbian.c (sh_symbian_mark_dllexport,
1523 sh_symbian_mark_dllimport): Likewise.
1524 * config/sh/sh.md: Likewise.
1525 (movdicc, call_pop, call_value_pop, casesi_worker_1,
1526 casesi_worker_2, casesi_shift_media, casesi_load_media,
1527 return_media): Likewise.
1529 2005-05-08 Roger Sayle <roger@eyesopen.com>
1532 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
1535 2005-05-08 Richard Henderson <rth@redhat.com>
1537 * config/alpha/alpha.c (adjust_address): Fix typo last change.
1539 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1541 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
1542 and -1 can happen in reg_renumber when no hard register is assigned.
1544 2005-05-08 Steven Bosscher <stevenb@suse.de>
1545 Kazu Hirata <kazu@cs.umass.edu>
1547 PR tree-optimization/14841, tree-optimization/15838
1548 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
1549 (evaluate_stmt): Call it.
1551 2005-05-08 Jakub Jelinek <jakub@redhat.com>
1553 * config/ia64/ia64.c (ia64_override_options): Don't set
1554 ia64_flag_var_tracking and clear flag_var_tracking here...
1555 (ia64_file_start): ... but here.
1557 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1559 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
1560 and gcc_unreachable as appropriate.
1561 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
1562 m68hc11_gen_highpart, print_operand, print_operand_address,
1563 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
1564 m68hc11_gen_movhi): Likewise.
1565 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
1566 * config/m68hc11/m68hc11.md: Reword comment.
1568 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1571 * config/m68hc11/predicates.md (splitable_operand): An immediate is
1574 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1576 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
1577 the 68HC12 address indirect addressing mode as it is not supported by
1579 * config/m68hc11/m68hc11-protos.h
1580 (m68hc11_valid_addressing_p): Declare.
1581 (m68hc11_add_mode): Declare.
1582 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
1583 register_indirect_p and export it.
1584 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
1585 instruction so that it is part of the good BB.
1586 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
1587 addressing with movw.
1588 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
1590 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
1591 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
1592 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
1594 ("*movhi_68hc12"): Handle movhi_const0.
1595 ("*subhi3", "subqi3"): Use general_operand for operand 1.
1596 ("*subhi3_zext"): Likewise.
1598 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1601 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
1602 operand 1 and fix constraints.
1603 ("mulqihi3"): Use general_operand for operand 2.
1605 2005-05-08 Julian Brown <julian@codesourcery.com>
1606 H.J. Lu <hongjiu.lu@intel.com>
1607 Paul Brook <paul@codesourcery.com>
1609 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
1610 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
1611 20050308/2.16.0 or newer for comdat group.
1612 * configure: Regenerated.
1613 * config.in: Regenerated.
1614 * varasm.c (default_function_rodata_section): Put .rodata section in
1615 COMDAT group when necessary.
1616 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
1618 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
1621 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1623 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
1625 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
1626 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
1627 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
1628 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1630 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1633 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
1634 64-bit constants on 64-bit hosts.
1635 (m68hc11_split_logical): Simplify.
1636 (m68hc11_split_move): Likewise.
1638 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1639 Paolo Bonzini <bonzini@gnu.org>
1641 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
1642 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
1643 * configure.ac (enable_checking): Fix typos in runtime_checking.
1644 (ENABLE_RUNTIME_CHECKING): Mark as target template.
1645 (xm_file): Prepend auto-host.h
1646 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
1647 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
1649 * crtstuff.c: Do not include auto-host.h.
1650 (IN_LIBGCC2): Do not define.
1651 * gcov-io.h: Include tconfig.h, not auto-host.h.
1652 * libgcc2.c: Do not include auto-host.h.
1653 (abort): Do not undefine.
1654 * libgcov.c: Remove unneeded comment about config.h.
1655 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
1656 * config.in, configure: Regenerated.
1658 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1659 Falk Hueffner <falk@debian.org>
1661 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
1662 and gcc_unreachable as appropriate.
1663 (get_aligned_mem, get_unaligned_address,
1664 alpha_emit_set_long_const, alpha_emit_conditional_branch,
1665 alpha_emit_setcc, alpha_emit_conditional_move,
1666 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
1667 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
1668 alpha_expand_unaligned_load, alpha_expand_block_move,
1669 alpha_expand_zap_mask, get_trap_mode_suffix,
1670 get_round_mode_suffix, get_some_local_dynamic_name,
1671 print_operand_address, function_arg, alpha_return_in_memory,
1672 function_value, alpha_expand_builtin,
1673 alpha_initial_elimination_offset, alpha_expand_epilogue,
1674 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
1675 alphaev5_next_group, alpha_align_insns,
1676 unicosmk_initial_elimination_offset, unicosmk_unique_section,
1677 unicosmk_ssib_name): Likewise.
1678 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1679 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
1680 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
1681 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
1682 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1683 * config/alpha/alpha.md (*divmodsi_internal_er,
1684 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
1685 call_nt, call_umk, call_vms, call_value, sibcall_value,
1686 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
1687 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
1688 * config/alpha/predicates.md (input_operand): Likewise.
1690 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1692 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
1693 gcc_unreachable, as appropriate.
1694 (frv_function_prologue, frv_alloc_temp_reg,
1695 frv_initial_elimination_offset, frv_expand_block_move,
1696 frv_expand_block_clear, frv_print_operand_jump_hint,
1697 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
1698 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
1699 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
1700 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
1701 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
1702 frv_in_small_data_p, frv_asm_out_constructor,
1703 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
1704 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
1705 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
1706 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
1707 sibcall_value, casesi): Likewise.
1709 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
1710 gcc_unreachable as appropriate.
1711 (print_operand_address, mn10300_print_reg_list, expand_prologue,
1712 expand_epilogue, notice_update_cc, initial_offset,
1713 mn10300_address_cost_1): Likewise.
1714 * config/mn10300/mn10300.md: Likewise.
1715 (absdf2, abssf2, negdf2, negsf2): Likewise.
1717 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1720 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
1722 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
1723 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
1724 including sunge_<mode> and sungt_<mode>.
1726 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1728 * integrate.h (get_hard_reg_initial_val): Change type of register
1729 parameter from int to unsigned int.
1730 (has_hard_reg_initial_val): Likewise.
1731 * integrate.c (get_hard_reg_initial_val): Likewise.
1732 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
1734 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1736 * except.c (eh_status): Change the type of ttype_data to
1738 (add_ttypes_entry, assign_filter_values,
1739 output_function_exception_table): Use VEC instead of VARRAY.
1741 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1743 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
1745 2005-05-07 Paul Brook <paul@codesourcery.com>
1747 * Makefile.in: Fix dependencies.
1748 (GCOV_IO_H, VARRAY_H): Set.
1750 2005-05-07 Anthony Green <green@redhat.com>
1753 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
1754 x$STMP_FIXPROTO test.
1755 * configure: Rebuilt.
1757 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1759 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
1760 inappropriate feature test macros if flag_iso.
1762 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1764 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
1766 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
1769 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
1770 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1771 Handle moved operand being in special register.
1772 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
1773 presumed working insn.
1774 (mover2side): Add FIXME.
1776 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1778 * integrate.c (get_func_hard_reg_initial_val): Delete.
1779 (has_func_hard_reg_initial_val): Delete.
1780 (get_hard_reg_initial_val): Inline the old implementation of
1781 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
1782 instead of has_func_hard_reg_initial_val to test for an existing
1783 pseudo. Only create an rtx if a new initial value entry is needed.
1784 (has_hard_reg_initial_val): Scan the initial value list directly.
1785 Don't create an rtx.
1787 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1789 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
1791 * config.in (HAVE_AS_POPCNTB): New.
1792 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
1793 (HAVE_AS_POPCNTB): New.
1794 * configure: Regenerated.
1795 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
1796 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
1797 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
1798 and rs6000_sched_costly_dep.
1799 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
1800 (TARGET_XL_COMPAT): Delete.
1801 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
1802 (popcount<mode>2): New.
1803 (popcntb<mode>2): New.
1804 * config/rs6000/rs6000.opt (mpopcntb): New.
1806 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
1807 if variable name exists.
1809 2005-05-07 Matt Kraai <kraai@ftbfs.org>
1811 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
1813 2005-05-07 Richard Henderson <rth@redhat.com>
1816 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
1817 with constant offsets.
1819 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
1821 * config/v850/v850.c (print_operand): Use gcc_assert and
1822 gcc_unreachable, as appropriate.
1823 (print_operand_address, v850_handle_data_area_attribute,
1824 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
1825 v850_insert_attributes, construct_prepare_instruction): Likewise.
1826 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1827 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
1829 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
1831 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
1832 config/rs6000/rs6000.h: Fix comment typos.
1834 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1836 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
1837 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
1838 (mips_scalar_mode_supported_p): Delete.
1840 2005-05-06 Eric Christopher <echristo@redhat.com>
1842 * config/mips/mips.opt: Remove -mint64 option.
1843 * config/mips/mips.c (override_options): Remove -mint64
1845 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1846 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1847 64-bit integer handling.
1848 * doc/invoke.texi (Option Summary): Remove -mint64 for
1851 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1853 PR tree-optimization/19401
1854 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1855 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1856 (estimated_unrolled_size): New function.
1857 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1858 tree_unroll_loops_completely): Always unroll loops if the code size
1860 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1861 loops should be unrolled completely.
1862 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1864 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1866 PR rtl-optimization/21254
1867 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1868 assumptions for loops that otherwise do not roll.
1869 (find_simple_exit): Prefer # of iterations that is guaranteed
1871 * loop-unroll.c (decide_peel_once_rolling,
1872 decide_peel_completely): Check whether the loop is infinite.
1874 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1876 * config/rs6000/sysv4.opt: Fix typo.
1878 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1879 Jakub Jelinek <jakub@redhat.com>
1882 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1883 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1884 Don't use rep; movs{l,q} if the repetition count is really small,
1885 instead use a sequence of movs{l,q} instructions.
1887 2005-05-06 Jeff Law <law@redhat.com>
1889 PR tree-optimization/21380
1890 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1891 thread through a block with no preds.
1893 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1895 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1896 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1897 add_call_read_ops): Use VEC instead of VARRAY.
1899 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1901 * config/mcore/mcore.c (mcore_print_operand_address): Use
1902 gcc_assert and gcc_unreachable as appropriate.
1903 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1904 mcore_output_andn, output_inline_const, mcore_output_move,
1905 mcore_output_movedouble, mcore_expand_block_move,
1906 layout_mcore_frame, mcore_initial_elimination_offset,
1907 mcore_expand_prolog, mcore_mark_dllexport,
1908 mcore_mark_dllimport): Likewise.
1909 * config/mcore/mcore.h (switch_to_section): Likewise.
1910 * config/mcore/mcore.md: Likewise.
1912 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1914 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1915 TARGET_PROFILE_KERNEL.
1917 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1918 TARGET_PROFILE_KERNEL use.
1920 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1922 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1923 and gcc_unreachable, as appropriate.
1924 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1925 m32r_expand_prologue, m32r_output_function_epilogue,
1926 m32r_legitimize_pic_address, m32r_print_operand_address,
1927 emit_cond_move, m32r_function_symbol,
1928 m32r_output_block_move): Likewise.
1929 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1930 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1931 *rev_zero_branch_insn): Likewise.
1933 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1936 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1937 if both NEWDECL and OLDDECL are already weak.
1939 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1941 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1943 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1944 Kaz Kojima <kkojima@gcc.gnu.org>
1946 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1949 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1950 David Edelsohn <edelsohn@gnu.org>
1952 * config.gcc: Add .opt magic for the rs6000 ports.
1954 * doc/invoke.texi: Document -mabi= option properly. Document
1955 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1956 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1959 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1960 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1963 * config/rs6000/aix.opt: New.
1964 * config/rs6000/aix41.opt: New.
1965 * config/rs6000/aix64.opt: New.
1966 * config/rs6000/darwin.opt: New.
1967 * config/rs6000/linux64.opt: New.
1968 * config/rs6000/rs6000.opt: New.
1969 * config/rs6000/sysv4.opt: New.
1971 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1972 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1974 Define TARGET_USES_SYSV4_OPT.
1975 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1976 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1977 TARGET_USES_AIX64_OPT.
1978 * config/rs6000/aix51.h: Same.
1979 * config/rs6000/aix52.h: Same.
1980 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1981 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1982 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1983 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1984 * config/rs6000/linux64.h: Use
1985 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1987 * config/rs6000/rs6000.c: Remove definitions of
1988 rs6000_sched_restricted_insns_priority,
1989 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1990 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1991 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1992 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1993 rs6000_alignment_string. Define rs6000_explicit_options.
1994 (rs6000_parse_abi_options): Remove.
1995 (rs6000_parse_alignment_option): Remove.
1996 (rs6000_parse_float_gprs_option): Remove.
1997 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1998 TARGET_DEFAULT_TARGET_FLAGS.
1999 (rs6000_override_options): Revamp to use new .opt machinery.
2001 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
2002 of new .opt machinery. Remove target_flags. Redefine
2003 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
2004 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
2005 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
2006 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
2007 rs6000_longcall_switch, rs6000_default_long_calls,
2008 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
2009 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
2010 TARGET_ALTIVEC_VRSAVE.
2012 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
2014 * config.gcc (hppa1.1-*-rtems*): Remove.
2015 * config/pa/rtems.h: Remove.
2017 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
2019 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
2020 Exclude roe/603e multilib variants.
2022 2005-05-04 Denis Chertykov <denisc@overta.ru>
2025 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
2028 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
2030 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
2031 arm/pe.opt to $extra_options.
2032 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
2033 (target_float_abi_name, target_float_switch, target_abi_name)
2034 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
2035 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
2036 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
2037 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
2038 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
2039 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
2040 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
2041 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
2042 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
2043 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
2044 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
2045 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
2046 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
2047 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
2048 (arm_pic_register_string): Delete.
2049 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
2051 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
2052 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
2053 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
2054 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
2055 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
2056 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
2057 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
2058 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
2059 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
2060 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
2061 (SUBTARGET_SWITCHES): Delete.
2062 * config/arm/arm.c (target_float_switch): Delete.
2063 (arm_cpu_select): Moved from config/arm/arm.h.
2064 (target_fpu_name, target_fpe_name, target_float_abi_name)
2065 (target_abi_name, structure_size_string, arm_pic_register_string)
2066 (arm_select): Make static.
2067 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2068 (arm_handle_option): New function.
2069 (arm_override_options): Update target_flags checks for new mask names.
2070 Remove target_float_switch code.
2071 (arm_expand_prologue, thumb_expand_prologue): Check
2072 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
2073 * config/arm/arm.opt, config/arm/pe.opt: New files.
2075 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
2077 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
2078 gcc_unreachable as appropriate.
2079 (arc_double_limm_p, arc_setup_incoming_varargs,
2080 arc_compute_function_type, arc_output_function_prologue,
2081 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
2082 output_shift, arc_print_operand, arc_print_operand_address,
2083 arc_final_prescan_insn): Likewise.
2084 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2086 2005-05-04 Geoffrey Keating <geoffk@apple.com>
2088 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
2093 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
2094 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
2095 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
2096 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
2097 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
2098 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
2099 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
2100 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
2102 2005-05-05 Paul Brook <paul@codesourcery.com>
2104 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
2105 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
2106 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
2107 and tree-data-ref.h with *_H variables.
2109 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
2111 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
2113 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
2115 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
2117 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
2119 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
2121 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
2123 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
2124 setting of vrsave register for current function after
2125 call to save_world is emitted.
2127 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
2129 * config/mmix/predicates.md: New file.
2130 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
2131 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
2132 (mmix_foldable_comparison_operator, mmix_comparison_operator)
2133 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
2134 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2136 * config/mmix/mmix.md: Include predicates.md.
2137 ("call", "call_value"): Force address to register if it isn't a
2138 mmix_symbolic_or_address_operand.
2140 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
2142 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
2143 the flags are of appropriate types.
2144 (num_ssa_operands): Generalize using the generic interface.
2145 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
2148 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
2150 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
2151 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
2153 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2155 * tree-outof-ssa.c (edge_leader, stmt_list,
2156 analyze_edges_for_bb): Use VEC instead of VARRAY.
2157 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
2158 (perform_edge_inserts): Call init_analayze_edges_for_bb and
2159 fini_analayze_edges_for_bb.
2161 2005-05-04 James E Wilson <wilson@specifixinc.com>
2164 * gcc.c (process_command): In the second argv scan loop, ignore
2165 Xassembler and Xpreprocessor, along with their argument.
2167 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2169 * tree-flow-inline.h, tree-ssa-operands.c,
2170 tree-ssa-operands.h, tree-ssa-opfinalize.h:
2171 Likewise. tree-vn.c: Fix comment typos.
2172 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
2174 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
2176 * doc/tm.texi (Target Hooks): Document
2177 TARGET_RESOLVE_OVERLOADED_BUILTIN.
2179 2005-05-04 Paul Brook <paul@codesourcery.com>
2181 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
2183 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2185 * dwarf2out.c (incomplete_types, retry_incomplete_types,
2186 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
2189 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
2190 get_expansion, expand_var_during_unrolling,
2191 insert_var_expansion_initialization,
2192 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
2195 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
2198 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
2201 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
2202 the same as INTEGER_TYPE.
2203 (fold_binary): Fold "bool_var != 0" to bool_var.
2204 Fold "bool_var == 1" to bool_var.
2206 2004-05-03 Richard Henderson <rth@redhat.com>
2209 * function.c (instantiate_virtual_regs_in_insn): Use the mode
2210 from recog_data instead of insn_data.
2212 2005-05-03 DJ Delorie <dj@redhat.com>
2214 * common.opt (fdiagnostics-show-option): No variable is needed.
2215 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
2216 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
2217 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
2218 Save and restore original message format. Use flag in context
2220 (warning): Don't test for enabled warnings here.
2221 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
2224 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
2226 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
2227 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
2228 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
2229 * aclocal.m4: Don't include accross.m4.
2230 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
2231 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
2232 * configure, config.in: Regenerate.
2234 2005-05-04 Jakub Jelinek <jakub@redhat.com>
2237 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
2238 (clear_storage): Add argument.
2239 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
2240 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
2242 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
2243 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
2244 (store_expr, store_constructor): Adjust callers.
2245 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
2246 to emit_block_move if CALL_EXPR_TAILCALL (exp).
2247 (expand_builtin_memmove): Add ORIG_EXP argument, copy
2248 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
2249 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
2250 with EXP. Pass EXP to expand_builtin_memmove.
2251 (expand_builtin_memset): Add ORIG_EXP argument, pass
2252 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
2253 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
2254 Pass EXP to expand_builtin_memset.
2255 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
2257 (expand_builtin_strncmp): Likewise.
2258 (expand_builtin_printf): Replace ARGLIST argument with EXP.
2259 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
2260 (expand_builtin_fprintf): Likewise.
2261 (expand_builtin): Adjust calls to
2262 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
2264 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
2267 PR rtl-optimization/21239
2268 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
2270 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
2272 * tree-flow.h (tree_ann_common_d): Move aux to ...
2273 (stmt_ann_d): ... here.
2274 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
2275 move_computations_stmt, schedule_sm): Update references to
2277 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
2279 * tree-cfg.c (remove_bb): Remove a redundant call to
2281 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
2284 2005-05-03 Richard Henderson <rth@redhat.com>
2286 * config/rs6000/rs6000.c: Remove conflict markers.
2288 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
2290 2005-05-03 James E Wilson <wilson@specifixinc.com>
2292 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
2294 2005-05-03 DJ Delorie <dj@redhat.com>
2296 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
2297 decide if the warning will be printed.
2298 * calls.c (expand_call): Likewise.
2299 * function.c (init-function_start): Likewise.
2301 * common.opt (-fdiagnostics-show-option): New.
2302 * opts.c (option_enabled): Accept the option index instead of a
2303 pointer to the option descriptor.
2304 * opts.h (option_enabled): Likewise.
2305 * toplev.c (print_switch_values): Pass option index, not option
2307 * diagnostic.h (diagnostic_info): Add option_index.
2308 * diagnostic.c: Include opts.h.
2309 (diagnostic_set_info): Initialize option_index.
2310 (diagnostic_report_diagnostic): Amend option name if appropriate.
2311 (warning): Check to see if the specified warning is enabled.
2313 * doc/invoke.texi (-fdiagnostics-show-options): Document.
2315 2005-05-03 Richard Henderson <rth@redhat.com>
2317 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
2318 SPEC_OR_GEN_REGS definitions.
2320 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
2323 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
2324 for unavailable registers.
2326 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
2328 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
2330 * cfglayout.c (block_locators_blocks,
2331 insn_locators_initialize, insn_scope): Use VEC instead of
2334 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
2335 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
2338 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2340 * config/sparc/predicates.md (const_compl_high_operand): New.
2341 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
2343 (sparc_emit_set_const64_quick1): Adjust for above change.
2344 (sparc_emit_set_const64_quick2): Likewise.
2345 (sparc_emit_set_const64_longway): Likewise.
2346 (sparc_emit_set_const64): Likewise.
2347 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
2348 movdi_const64_special): Delete.
2349 (logical constant splitters): Use const_compl_high_operand.
2351 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
2353 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
2354 rather than STRIP_NOPS.
2356 2005-05-03 Jakub Jelinek <jakub@redhat.com>
2358 PR rtl-optimization/21330
2359 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
2361 (unswitch_single_loop): Clear cinsn when retrying.
2364 * config/i386/i386.c (legitimize_address): When canonicalizing
2365 ASHIFT into MULT, multiply by 1 << shift_count instead of
2366 1 << log2 (shift_count).
2368 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
2370 * lambda-code.c (gcc_loop_to_lambda_loop,
2371 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
2372 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
2373 generic operand interface.
2374 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
2375 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
2376 generic operand interface.
2377 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
2378 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
2379 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
2380 num_imm_uses): Use ssa_use_operand_t.
2381 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
2382 get_v_must_def_ops): Delete.
2383 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
2384 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
2385 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
2386 get_v_must_def_kill_ptr): Delete.
2387 (delink_stmt_imm_use): Move and use new operand interface.
2388 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
2389 op_iter_next_tree): Use new operand implementation.
2390 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
2391 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
2393 (op_iter_next_mustdef, op_iter_next_maydef,
2394 op_iter_next_must_and_may_def): Delete. Replace with...
2395 (op_iter_next_maymustdef): New. Combine must and may next operations.
2396 (op_iter_init_maydef, op_iter_init_mustdef,
2397 op_iter_init_must_and_may_def): Use new interface.
2398 (single_ssa_tree_operand ): New. Process single operands only as trees.
2399 (single_ssa_use_operand): New. Process single operands only as uses.
2400 (single_ssa_def_operand): New. Process single operands only as defs.
2401 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
2403 (num_ssa_operands): New. Count the number of specified operands.
2404 (compare_ssa_operands_equal): New. Compare two statements' operands.
2405 (single_phi_def): New. Return true if PHI has one def of the specified
2407 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
2408 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
2409 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
2410 (struct stmt_ann_d): Operands field no longer require GTY().
2411 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
2412 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
2413 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
2414 dump_replaceable_exprs, rewrite_trees): Use generic interface.
2415 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
2416 Use use_operand_p instead of ssa_imm_use_t *.
2417 * tree-pretty-print.c (dump_vops): check if operands are active before
2418 dumping virtual operands.
2419 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
2420 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
2421 (ccp_fold): Use new interface.
2422 (ccp_visit_stmt): Remove unused variables and code.
2423 (convert_to_gimple_builtin): Insert statements before calling
2424 mark_new_vars_to_rename.
2425 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
2426 (copy_prop_visit_cond_stmt): Use generic interface.
2427 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
2428 annotation in table.
2429 (thread_across_edge): Use generic interface.
2430 (initialize_hash_element): Initialzie with stmt, not annotation.
2431 (eliminate_redundant_computations): Use generic interface.
2432 (record_equivalences_from_stmt): Pass stmt, not annotation.
2433 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
2435 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
2436 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
2437 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
2438 generic operand interface.
2439 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
2441 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
2443 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
2444 (build_defs, build_uses, build_v_may_defs, build_vuses,
2445 build_v_must_defs): Change type to struct opbuild_list_d.
2446 (ops_active): New. Operands active boolean.
2447 (operand_memory, operand_memory_index): New. Operand memory managers.
2448 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
2449 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
2450 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
2451 Change from functions to static variable list heads.
2452 (opbuild_initialize_virtual): New. Initialize a virtual build list.
2453 (opbuild_initialize_real): New. Initialize a virtual build list.
2454 (opbuild_free): New. Free a build list.
2455 (opbuild_num_elems): New. Number of items in a list.
2456 (opbuild_append_real): New. Add a real (tree *) operand.
2457 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
2458 (opbuild_first): New. Return first element index in a list.
2459 (opbuild_next): New. Return next element in a list.
2460 (opbuild_elem_real): New. Return real element.
2461 (opbuild_elem_virtual): New. Return virtual element.
2462 (opbuild_elem_uid): New. Return UID of virtual element.
2463 (opbuild_clear): New. Reset an operand list.
2464 (opbuild_remove_elem): New. Remove an element form a list.
2465 (ssa_operands_active): New. Return true if operand cache is active.
2466 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
2467 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
2468 (correct_use_link): Use use_operand_p.
2469 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
2470 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
2471 (cleanup_v_may_defs): Use new implmentation.
2472 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
2474 (append_def, append_use, append_v_may_def, append_vuse,
2475 append_v_must_def): Call opbuild_append routine instead of using varray.
2476 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
2477 global parse_old_ops variable.
2478 (free_ssa_operands): New implementation.
2479 (update_stmt_operands): Move. Change argument to build_ssa_operands.
2480 (copy_virtual_operands): Move. New generic implementation.
2481 (create_ssa_artficial_load_stmt): Move. New implementation.
2482 (swap_tree_operands): Update for new implementation.
2483 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
2484 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
2485 rather than a varray.
2486 (verify_imm_links): Use use_operand_p.
2487 (dump_immediate_uses_for): If the immediate use variable is a virtual
2488 variable, show the virtual ops in the stmt.
2489 * tree-ssa-operands.h (def_operand_p): No longer a structure.
2490 (NULL_DEF_OPERAND_P): Now a #define.
2491 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
2492 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
2493 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
2494 mustdef_optype_d): New. Use Linked list representation.
2495 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
2496 (struct ssa_operand_memory_d): New. Allocated Chunk node.
2497 (struct stmt_operands_d): Change to new pointers that are not GTY.
2498 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
2499 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
2500 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
2501 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
2502 SET_V_MUST_DEF_KILL): Delete.
2503 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
2504 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
2505 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
2506 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
2507 (enum ssa_op_iter_type): Operand iterator typechecking values.
2508 (struct ssa_operand_iterator_d): Use linked lists of operands.
2509 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
2510 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
2511 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
2512 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
2513 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
2514 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
2515 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
2516 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
2517 * tree-ssa-opfinalize.h: New. Function templates for expansion.
2518 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
2519 alloc_vuse, and alloc_mustdef.
2520 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
2521 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
2522 and finalize_ssa_v_must_def_ops.
2523 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
2524 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
2526 (compute_avail): Use generic iterator interface.
2527 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
2528 (stmt_makes_single_load, stmt_makes_single_store): Use
2530 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
2531 (statement_sink_location): Use generic interface.
2532 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
2533 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
2534 reset the immediate use link nodes.
2535 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
2536 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
2537 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
2538 (eliminate_tail_call): Use generic operand interface.
2539 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
2540 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
2542 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
2544 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
2545 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
2547 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
2548 Use statement pointer instead of vuse_optype. Use generic interface.
2549 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
2550 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
2551 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
2552 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
2553 * doc/tree-ssa.texi: Update documentation for operand interface.
2555 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
2557 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
2558 gcc_unreachable as appropriate.
2559 (machopic_function_base_name, machopic_indirect_data_reference,
2560 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
2561 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
2562 * config/rs6000/altivec.md (*mov<mode>_internal,
2563 build_vector_mask_for_load): Likewise.
2564 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
2565 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
2566 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
2567 * config/rs6000/predicates.md (easy_fp_constant,
2568 logical_operand): Likewise.
2569 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
2570 compute_save_world_info, rs6000_emit_prologue,
2571 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
2572 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
2575 2005-05-03 Uros Bizjak <uros@kss-loka.si>
2578 * convert.c (convert_to_integer): Convert ceil and floor in
2581 2005-04-29 Geoffrey Keating <geoffk@apple.com>
2584 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
2585 define_insn_and_split. Split only when memory operand is
2586 offsettable. Use adjust_address rather than plus_constant.
2587 (floatunssidf2_internal): Likewise.
2588 (fix_truncdfsi2_internal): Split only when memory operand is
2589 offsettable. Use adjust_address rather than plus_constant.
2590 (fix_trunctfsi2_internal): Likewise.
2591 (floatsidf2_internal): Likewise.
2593 2005-05-02 Diego Novillo <dnovillo@redhat.com>
2595 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
2596 (set_value_range_to_null): Likewise.
2597 (set_value_range_to_varying): New function. Use it in all
2598 call sites that used to call set_value_range (vr, VR_VARYING, ...).
2599 (extract_range_from_assert): If the integral type has a
2600 super-type, and LIMIT is not within MIN and MAX values of that
2601 type, set the resulting range to VR_VARYING.
2603 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
2605 * config/mmix/mmix.opt: New file.
2606 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
2607 (mmix_cc1_ignored_option): Don't declare.
2608 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
2609 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
2610 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
2611 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
2612 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
2613 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
2614 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
2615 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
2617 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
2618 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
2619 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2621 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
2624 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
2625 * c-decl.c (current_function_prototype_built_in,
2626 current_function_prototype_arg_types): New.
2627 (merge_decls): Keep source location of prototype followed by
2628 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
2629 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
2630 (start_function): Always set current_function_prototype_locus,
2631 current_function_prototype_built_in and
2632 current_function_prototype_arg_types. Check for external
2633 prototype whether or not visible for external function and set
2634 current_function_prototype_arg_types accordingly.
2635 (store_parm_decls_oldstyle): Use
2636 current_function_prototype_arg_types for checking old-style
2637 definition against prototype. Give warnings only if
2638 current_function_prototype_built_in).
2640 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2642 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
2643 (ggc_alloc_zone_stat): Don't define.
2644 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
2645 ggc_alloc_zone_pass_stat.
2646 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
2647 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
2648 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
2650 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2652 * calls.c (expand_call): Handle current_function_pretend_args_size
2653 when checking for sibcalls.
2655 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2657 PR tree-optimization/21294
2658 * tree-vrp.c (vrp_expr_computes_nonzero): New.
2659 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
2661 2005-05-02 Janis Johnson <janis187@us.ibm.com>
2664 * gcov-io.h: Declare gcov external functions hidden.
2666 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2668 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
2669 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
2670 Use VEC instead of VARRAY.
2673 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
2676 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
2678 * c-common.c (resolve_overloaded_builtin): Forward to target
2679 hook for BUILT_IN_MD built-ins.
2680 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
2681 for all types of built-in.
2682 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
2683 in the definition of the target hooks struct.
2684 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
2685 * config/rs6000/altivec.h: Rewritten.
2686 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
2687 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
2688 rs6000_builtin_type, rs6000_builtin_type_compatible,
2689 altivec_overloaded_builtins, rs6000_builtin_type,
2690 rs6000_builtin_type_compatible): New.
2691 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
2693 (def_builtin): Turn into a function. Check for duplicates and store
2694 the builtin into rs6000_builtin_decls.
2695 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
2696 bdesc_1arg): Add overloaded builtins.
2697 (altivec_expand_builtin): Check for unresolved overloaded builtins,
2698 do not support ALTIVEC_COMPILETIME_ERROR.
2699 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
2700 nodes to represent front-end types.
2701 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
2702 with opaque arguments and/or return values.
2703 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
2704 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
2705 (rs6000_builtin_type_index): New.
2706 (is_ev64_opaque_type): Rename to...
2707 (rs6000_is_opaque_type): ... this.
2708 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
2711 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2713 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
2716 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
2717 Bernd Schmidt <bernd.schmidt@analog.com>
2719 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
2720 print_address_operand, print_operand, legitimize_pic_address,
2721 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
2722 output_pop_multiple): Use gcc_assert or gcc_unreachable as
2724 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
2726 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
2728 * doc/passes.texi: Document vectorization pass.
2730 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2732 * tree-scalar-evolution.c (get_exit_conditions_rec,
2733 select_loops_exit_conditions,
2734 number_of_iterations_for_all_loops,
2735 analyze_scalar_evolution_for_all_loop_phi_nodes,
2736 scev_analysis): Use VEC instead of VARRAY.
2738 2005-05-02 Michael Matz <matz@suse.de>
2741 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
2742 (warn_strict_null_sentinel): Define.
2743 (check_function_sentinel): Check for null_node as valid sentinel too.
2744 * c-common.h (c_tree_index): Added CTI_NULL.
2745 (null_node) Define global_tree[CTI_NULL].
2746 (warn_strict_null_sentinel): Declare.
2747 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
2748 * c.opt: (Wstrict-null-sentinel): New C++ option.
2749 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
2751 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2753 * gimplify.c (gimplify_compound_lval): Use VEC instead of
2756 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
2758 * dwarf2out.c (decl_scope_table, push_decl_scope,
2759 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
2762 2005-05-01 Mark Mitchell <mark@codesourcery.com>
2765 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
2767 * doc/cpp.texi (__DEPRECATED): Document.
2768 (__EXCEPTIONS): Likewise.
2769 (__GXX_WEAK__): Likewise.
2771 * function.c (INVOKE__main): Do not define.
2772 (expand_main_function): Check HAS_INIT_SECTION when determining
2773 whether or not to call __main.
2775 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2777 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2779 2005-01-05 Paul Brook <paul@codesourcery.com>
2781 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
2782 (INITIALIZE_TRAMPOLINE): Use it.
2783 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
2784 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
2785 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
2787 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
2789 * doc/install.texi (Specific): Omit dots in the @anchors names
2790 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
2791 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2793 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2795 PR tree-optimization/18316
2796 PR tree-optimization/19126
2797 * tree.c (build_int_cst_type): Avoid shift by size of type.
2798 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
2800 * tree-scalar-evolution.h (simple_iv): Declaration changed.
2801 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
2803 (dump_cand): Dump depends_on information.
2804 (determine_biv_step): Add argument to simple_iv call.
2805 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
2806 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
2808 (add_candidate_1): Record depends_on for candidates.
2809 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
2810 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
2811 Handle ivs with nonconstant step.
2812 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
2813 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
2814 (create_new_iv): Unshare the step before passing it to create_iv.
2815 (free_loop_data): Free cand->depends_on.
2816 (build_addr_strip_iref): New function.
2817 (find_interesting_uses_address): Use build_addr_strip_iref.
2818 (strip_offset_1): Split the recursive part from strip_offset.
2819 Strip constant offset component_refs and array_refs.
2820 (strip_offset): Split the recursive part to strip_offset_1.
2821 (add_address_candidates): Removed.
2822 (add_derived_ivs_candidates): Do not use add_address_candidates.
2823 (add_iv_value_candidates): Add candidates with stripped constant
2824 offset. Consider all candidates with initial value 0 important.
2825 (struct affine_tree_combination): New.
2826 (aff_combination_const, aff_combination_elt, aff_combination_scale,
2827 aff_combination_add_elt, aff_combination_add,
2828 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
2829 fold_affine_sum): New functions.
2830 (get_computation_at): Use fold_affine_sum.
2831 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
2832 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
2835 2005-04-30 Michael Matz <matz@suse.de>
2837 * config/i386/i386.md (movmemsi): Also active when
2838 TARGET_INLINE_ALL_STRINGOPS.
2840 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2843 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2845 2005-04-30 Paul Brook <paul@codesourcery.com>
2847 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2849 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2850 * config/arm/ieee754-sf.S: Ditto.
2851 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2852 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2854 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2856 * tree-ssanames.c: Fix a comment typo.
2857 * doc/options.texi: Fix a typo.
2859 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2861 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2862 gcc_unreachable as appropriate.
2863 (split_adds_subs, cond_string, print_operand,
2864 h8300_initial_elimination_offset, h8300_classify_operand,
2865 h8300_unary_length, h8300_short_immediate_length,
2866 h8300_bitfield_length, h8300_binary_length,
2867 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2868 compute_plussi_length, compute_plussi_cc, output_logical_op,
2869 compute_logical_op_length, compute_logical_op_cc,
2870 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2871 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2872 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2873 h8300_regs_ok_for_stm): Likewise.
2874 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2875 monitor_prologue): Likewise.
2877 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2879 * loop-invariant.c (invariants, create_new_invariant,
2880 get_inv_cost, best_gain_for_invariant,
2881 find_invariants_to_move, move_invariants,
2882 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2885 2005-04-29 Richard Henderson <rth@redhat.com>
2887 * function.c (instantiate_decls): Remove valid_only argument.
2888 (instantiate_decls_1, instantiate_decl): Likewise.
2889 (instantiate_virtual_regs_1): Delete.
2890 (instantiate_virtual_regs_lossage): Delete.
2891 (instantiate_virtual_regs_in_rtx): New.
2892 (safe_insn_predicate): New.
2893 (instantiate_virtual_regs_in_insn): New.
2894 (instantiate_virtual_regs): Update to match all that. Only run
2895 instantiate_decls once.
2897 2005-04-29 Richard Henderson <rth@redhat.com>
2898 Daniel Jacobowitz <dan@codesourcery.com>
2900 * gengtype.c (write_func_for_structure): Split out ...
2901 (output_type_enum): ... new function. Fix thinko accessing
2902 TYPE_PARAM_STRUCT data.
2904 2005-04-29 Tom Tromey <tromey@redhat.com>
2906 * tree.c (build_block): Removed unused 'tags' argument.
2907 * tree.h (build_block): Removed argument.
2909 2005-04-29 Michael Matz <matz@suse.de>
2911 PR rtl-optimization/21144
2912 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2914 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2916 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2917 flag_reorder_blocks.
2919 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2921 PR tree-optimization/21030
2922 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2923 ranges where VR->MAX is smaller than VR->MIN.
2925 2005-04-29 Devang Patel <dpatel@apple.com>
2927 PR tree-optimization/21272
2928 PR tree-optimization/21266
2929 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2931 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2933 * tree-flow-inline.h: Fix a comment typo.
2934 * doc/tree-ssa.texi: Fix a typo.
2936 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2938 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2940 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2941 gcc_unreachable as appropriate.
2942 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2943 fr30_print_operand, fr30_move_double): Likewise.
2944 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2946 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2948 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2949 definition has already been provided.
2950 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2951 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2952 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2954 2005-04-29 Jim Tison <jtison@us.ibm.com>
2956 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2957 trace hooks calls to improve performance.
2959 2005-04-29 Julian Brown <julian@codesourcery.com>
2960 Mark Mitchell <mark@codesourcery.com>
2961 Paul Brook <paul@codesourcery.com>
2963 * crtstuff.c: Handle targets that use .init_array.
2964 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2965 that INVOKE__main is set correctly.
2966 (expand_main_function): Test INVOKE__main.
2967 * libgcc2.c: Do not define __main when using .init_array.
2968 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2969 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2971 (DTORS_SECTION_ASM_OP): Likewise.
2972 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2973 (CTOR_LIST_END): Likewise.
2974 (DTOR_LIST_BEGIN): Likewise.
2975 (DTOR_LIST_END): Likewise.
2976 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2977 (FINI_SECTION_ASM_OP): Likewise.
2978 (INIT_ARRAY_SECTION_ASM_OP): Define.
2979 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2980 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2981 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2982 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2983 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2985 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2987 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2988 gcc_assert and gcc_unreachable as appropriate.
2989 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2990 const_int_cost, output_move_const_into_data_reg,
2991 output_move_qimode, output_move_double, find_addr_reg,
2992 print_operand, print_operand_address): Likewise.
2993 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2994 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2995 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2996 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2997 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2998 conditional_trap): Likewise.
2999 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
3001 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3003 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
3004 gcc_unreachable as appropriate.
3005 (gen_conditional_move, xtensa_split_operand_pair,
3006 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
3007 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
3008 xtensa_copy_incoming_a7, xtensa_output_literal,
3009 xtensa_output_literal, xtensa_output_literal): Likewise.
3010 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3011 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
3012 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
3013 movsicc_internal1, movsfcc_internal0,
3014 movsfcc_internal1): Likewise.
3016 2005-04-28 James E Wilson <wilson@specifixinc.com>
3018 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
3019 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
3021 2005-04-28 DJ Delorie <dj@redhat.com>
3023 * opt-functions.awk (var_set): Emit proper initializer for
3024 non-target bitfields.
3026 2005-04-28 Devang Patel <dpatel@apple.com>
3028 * dbxout.c (have_used_extensions): Remove.
3029 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
3030 have_used_extensions.
3032 2005-04-28 James E Wilson <wilson@specifixinc.com>
3034 * doc/install.texi: Update -enable-languages info. Correct path to
3037 2005-04-28 DJ Delorie <dj@redhat.com>
3039 * optc-gen.awk (END): Make sure no variable is defined more
3041 * opth-gen.awk (END): Allocate bits on a per-variable basis.
3042 Allow for bitfield variables other than target_flags.
3043 * doc/options.text (Mask): Document that you may specify a
3044 variable other than target_flags.
3046 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
3048 PR rtl-optimization/18877
3049 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
3050 number in val.start.
3052 2005-04-28 David Edelsohn <edelsohn@gnu.org>
3055 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
3057 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
3058 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
3059 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
3061 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
3063 * arm.c (legitimize_pic_address): Fix sense of assertion test for
3064 creating pseudos when the base offset is too large.
3066 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3068 * global.c (earlyclobber_regclass): Change the type to
3070 (check_earlyclobber): Update uses of earlyclobber_regclass.
3071 (mark_reg_use_for_earlyclobber): Likewise.
3072 (calculate_local_reg_bb_info): Allocate and free
3073 earlyclobber_regclass using the VEC API.
3075 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
3077 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
3080 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3082 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
3085 * config.gcc: Obsolete c4x-* and tic4x-*.
3087 * tree.h (edge_def): Remove.
3089 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
3090 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
3091 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
3092 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
3095 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
3096 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
3097 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
3098 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
3099 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
3100 machmode.def, mips-tfile.c, params.c, pretty-print.c,
3101 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
3102 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
3103 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
3104 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
3105 config/i386/cygming.h, config/i386/djgpp.h,
3106 config/i386/lynx.h, config/i386/netware.c,
3107 config/i386/winnt.c, config/ia64/ia64-c.c,
3108 config/iq2000/iq2000.c, config/m32r/little.h,
3109 config/m68k/m68k-protos.h, config/m68k/m68k.h,
3110 config/m68k/m68k.md, config/mcore/mcore.c,
3111 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
3112 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
3113 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
3114 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
3115 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
3116 config/pdp11/pdp11.h, config/rs6000/darwin.h,
3117 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
3118 config/s390/2064.md, config/s390/2084.md,
3119 config/s390/s390-modes.def, config/s390/s390-protos.h,
3120 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
3121 config/stormy16/stormy16.c, config/vax/vax-protos.h,
3122 config/vax/vax.c, config/vax/vax.h,
3123 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
3126 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
3128 * c-typeck.c (build_compound_expr): Correct logic in last change.
3130 2005-04-27 James E. Wilson <wilson@specifixinc.com>
3132 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
3133 parameters. Replace conditional move code with assert checking for
3134 ar.lc. Delete obsolete comments.
3135 (set_src_needs_barrier): Delete cond parameter, and code using it.
3136 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
3137 assert checking for PR_REGS. Fix calls to update_set_flags and
3138 set_src_needs_barrier.
3139 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
3140 callers. Rewrite explanatory comment before the function.
3141 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
3144 2005-04-27 Mike Stump <mrs@apple.com>
3146 * doc/cpp.texi: gcc now implements universal character names.
3148 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3151 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
3152 being a compound expression whose right-hand side is cast to void.
3154 2005-04-27 Caroline Tice <ctice@apple.com>
3156 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3157 Remove targetm.have_named_sections test.
3158 (fix_edges_for_rarely_executed_code): Likewise.
3159 (insert_section_boundary_note): Likewise.
3160 (reorder_basic_blocks): Check partitioning flag before calling
3161 verify_hot_cold_block_grouping.
3162 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3163 the function struct rather than global variables.
3164 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3165 (COLD_END_LABEL): Likewise
3166 (cold_text_section_label): New static global variable.
3167 (cold_end_label): Likewise.
3168 (dwarf2out_switch_text_section): Get hot/cold section labels from
3169 the function struct rather than global variables; test to make sure
3171 (output_aranges): Use cold_text_section_label and cold_end_label;
3172 check partitioning flag before putting out delta.
3173 (output_ranges): Remove incorrect code attempting to use
3175 (output_line_info): Get cold section label from function struct; test
3176 to make sure cfun is defined.
3177 (add_location_or_const_value_attribute): Likewise.
3178 (dwarf2out_var_location): Likewise.
3179 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3180 write out cold_text_section_label if partition flag is set.
3181 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3182 * function.h (struct function): Add new fields to point to hot/cold
3183 section labels: hot_section_label, cold_section_label,
3184 hot_section_end_label and cold_section_end_label; also add new field
3185 for cold text section name, unlikely_text_section_name.
3186 * opts.c (decode_options): Turn off partitioning flag if
3187 !targetm.have_named_sections.
3188 * output.h (hot_section_label): Remove.
3189 (hot_section_end_label): Remove.
3190 (cold_section_end_label): Remove.
3191 (unlikely_section_label): Remove.
3192 (unlikely_text_section_name): Remove.
3193 * passes.c (rest_of_handle_final): Remove extra blank line.
3194 * varasm.c (unlikely_section_label): Remove.
3195 (hot_section_label): Remove.
3196 (hot_section_end_label): Remove.
3197 (cold_section_end_label): Remove.
3198 (unlikely_text_section_name): Remove.
3199 (initialize_cold_section_name): Modify to call
3200 targetm.strip_name_encoding; to store cold section name in current
3201 function struct, if it exists; and to only use the decl_section_name
3202 if flag_named_sections is true.
3203 (unlikely_text_section): Modify to get section name out of current
3204 function struct, if there is one; otherwise build it from
3205 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3206 (in_unlikely_text_section): Likewise.
3207 (named_section): Modify to get/put cold section name in current function
3208 struct, if there is one.
3209 (function_section): Change 'bool unlikely' to 'int reloc'; check
3210 targetm.have_named_sections before calling named_section.
3211 (current_function_section): Likewise.
3212 (assemble_start_function): Modify to get/put unlikely_text_section_name
3213 in current function struct; modify to get hot/cold section labels
3214 from function struct; initialize labels using
3215 ASM_GENERATE_INTERNAL_LABEL;
3216 test partitioning flag before writing out hot section label.
3217 (assemble_end_function): Test partitioning flag before writing out
3218 hot/cold section labels.
3219 (default_section_type_flags_1): Get cold text section name from
3220 function struct if there is one; Set flags correctly for
3221 cold text section if there is not a current function struct.
3223 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3225 * tree-ssa-propagate.c (set_rhs): Revert last change.
3227 2005-04-27 Steve Ellcey <sje@cup.hp.com>
3229 * explow.c (convert_memory_address): Add gcc_assert.
3231 2005-04-27 Mark Mitchell <mark@codesourcery.com>
3233 * configure.ac: Check for ld --sysroot support.
3234 * gcc.c: Document %R specifier for specs.
3235 (SYSROOT_SPEC): New macro.
3236 (sysroot_spec): New variable.
3237 (static_specs): Add sysroot_spec.
3238 (main): Pass the sysroot spec to the linker if appropriate.
3239 * configure: Regenerated.
3240 * config.in: Likewise.
3242 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3244 * fold-const.c (fold_binary): Use build_fold_addr_expr
3245 for address calculation and INDIRECT_REF handling.
3247 2005-04-27 Andrew Haley <aph@redhat.com>
3249 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
3251 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3253 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
3254 pointer when thumb backtracing is on.
3256 * config/fp-bit.c (abort): Revert change.
3258 2005-04-27 Ian Lance Taylor <ian@airs.com>
3260 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
3262 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3264 * tree-ssa-dce.c: Fix a comment typo.
3266 2005-04-27 David S. Miller <davem@davemloft.net>
3268 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
3269 Kill setjmpless_size. current_function_calls_setjmp is completely
3270 computed when we are called, so just use the optimized size value
3271 instead of using REG_SAVE_AREA notes.
3272 (optimize_save_area_alloca): Delete....
3273 * rtl.h (optimize_save_area_alloca): Likewise...
3274 * passes.c (rest_of_compilation): and don't call it any more.
3275 * reg-notes.def (SAVE_AREA): Delete.
3277 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3279 * config/fp-bit.c (abort): Add noreturn attribute.
3281 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
3282 gcc_unreachable as appropriate.
3283 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
3284 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
3285 ASM_OUTPUT_REG_POP): Likewise.
3287 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
3289 * tree-complex.c (expand_vector_operations_1): Do not build
3290 VIEW_CONVERT_EXPR's for the lhs.
3292 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3294 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
3295 unnecessary noncanonical RTL handling.
3296 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
3297 gcc_assert and gcc_unreachable.
3299 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
3300 gcc_unreachable as appropriate.
3301 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
3302 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
3303 use_return_insn, const_ok_for_op, arm_gen_constant,
3304 arm_canonicalize_comparison, legitimize_pic_address,
3305 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
3306 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
3307 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
3308 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
3309 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
3310 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
3311 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
3312 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
3313 output_call, output_mov_long_double_fpa_from_arm,
3314 output_mov_long_double_arm_from_fpa,
3315 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
3316 output_move_double, arithmetic_instr, shift_op, int_log2,
3317 output_return_instruction, arm_output_function_prologue,
3318 arm_output_epilogue, arm_output_function_epilogue,
3319 emit_multi_reg_push, arm_get_frame_offsets,
3320 arm_compute_initial_elimination_offset, arm_expand_prologue,
3321 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
3322 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
3323 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
3324 thumb_compute_initial_elimination_offset,
3325 thumb_output_function_prologue, thumb_load_double_from_address,
3326 thumb_output_move_mem_multiple, thumb_reload_out_hi,
3327 arm_emit_vector_const, arm_dbx_register_number): Likewise.
3328 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
3329 * config/arm/arm.md (thumb_extendhisi2,
3330 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
3331 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
3332 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
3333 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
3334 * config/arm/cirrus.md (*cirrus_arm_movdi,
3335 *cirrus_movdf_hard_insn): Likewise.
3336 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
3338 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3340 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
3341 (num_ssa_names): Use VEC_length.
3342 (ssa_names): Use VEC_index.
3343 * tree-ssanames.c (ssa_names): Change the type to
3345 (init_ssanames, fini_ssa_names, make_ssanames,
3346 release_ssa_name): Update uses of ssa_names.
3348 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
3349 Use fold_buildN instead of fold (buildN (...)).
3351 2005-04-27 Devang Patel <dpatel@apple.com>
3353 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
3355 2005-04-27 Matt Thomas <matt@3am-software.com>
3356 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
3358 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
3359 (vax_output_mi_thunk): Ditto.
3360 (vax_notice_cc_update): Ditto.
3361 (INDEX_REGISTER_P): Add trailing \.
3362 (BASE_REGISTER_P): Add trailing \.
3363 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
3365 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3367 * tree-ssa-propagate.c (set_rhs): Check operand of
3368 ADDR_EXPR for gimpliness, too.
3370 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3372 * tree-ssa-pre.c: Fix a comment typo.
3374 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3376 PR tree-optimization/21171
3377 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
3378 record address uses if the reference is volatile.
3380 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
3382 * tree-complex.c (expand_vector_operation): New, extracted from
3383 expand_vector_operations_1.
3384 (tree_vec_extract): Build a NOP_EXPR.
3385 (expand_vec_parallel): Do not care about returning the correct type.
3386 (expand_vector_operations_1): Call expand_vector_operation.
3387 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
3389 * tree-complex.c (gate_expand_vector_operations): New.
3390 (pass_lower_vector_ssa): Use it.
3391 * tree-optimize.c (init_tree_optimization_passes): Include
3392 pass_lower_vector_ssa.
3393 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
3394 (vectorizable_operation): Use it.
3395 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
3396 integer modes for the vector type.
3398 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3399 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
3400 Do not cope with UNITS_PER_SIMD_WORD == 0.
3401 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
3402 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
3403 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
3404 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3405 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3406 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3407 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3409 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
3410 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
3411 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
3413 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
3414 (UNITS_PER_SIMD_WORD): New.
3416 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3418 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
3419 gcc_unreachable as appropriate.
3420 (ia64_expand_load_address, ia64_expand_tls_address,
3421 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
3422 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
3423 next_scratch_gr_reg, ia64_initial_elimination_offset,
3424 ia64_expand_prologue, ia64_expand_epilogue,
3425 ia64_output_dwarf_dtprel, ia64_print_operand,
3426 ia64_register_move_cost, first_instruction, rws_access_regno,
3427 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
3428 ia64_sched_init, ia64_variable_issue,
3429 ia64_first_cycle_multipass_dfs_lookahead_guard,
3430 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
3431 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
3432 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
3433 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3434 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
3435 * config/ia64/predicates.md (got_symbolic_operand,
3436 sdata_symbolic_operand): Likewise.
3437 * config/ia64/vect.md (vcondv2sf): Likewise.
3439 2005-04-27 Matt Thomas <matt@3am-software.com>
3441 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
3442 CONSTANT_ADDRESS_P in config/vax/vax.h
3443 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
3444 (INDEX_REGISTER_P): New.
3445 (BASE_REGISTER_P): New.
3446 (indirectable_constant_address_p): New. Adapted from
3447 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
3448 (indirectable_address_p): New. Adapted from
3449 INDIRECTABLE_ADDRESS_P in vax.h.
3450 (nonindexed_address_p): New. Adapted from
3451 GO_IF_NONINDEXED_ADDRESS in vax.h.
3452 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
3453 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
3454 (legitimate_address_p): New. Adapted from
3455 GO_IF_LEGITIMATE_ADDRESS in vax.h.
3456 (vax_mode_dependent_address_p): New. Adapted from
3457 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
3458 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
3459 legitimate_constant_address_p.
3460 (CONSTANT_P): Use legitimate_constant_p.
3461 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
3462 (INDIRECTABLE_ADDRESS_P): Removed.
3463 (GO_IF_NONINDEXED_ADDRESS): Removed.
3464 (INDEX_TEMP_P): Removed.
3465 (GO_IF_REG_PLUS_INDEX): Removed.
3466 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
3467 definitions, depending on whether REG_OK_STRICT is defined.
3468 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
3469 Two definitions, depending on whether REG_OK_STRICT is defined.
3470 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
3472 (legitimate_constant_p): Prototype added.
3473 (legitimate_address_p): Prototype added.
3474 (vax_mode_dependent_address_p): Prototype added.
3476 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3478 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
3480 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3483 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
3486 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3489 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
3490 assertion failures, if __gcc_host_wide_int__ is not properly
3492 (init_dynamic_diag_info): Give errors, not assertion failures, if
3493 location_t, tree or __gcc_host_wide_int__ are not properly
3496 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3498 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
3499 n_iv_uses, iv_use, n_iv_cands, iv_cand,
3500 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
3501 prepare_decl_rtl, free_loop_data,
3502 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
3505 * tree.h (tree_phi_node): Add a comment about the order of PHI
3508 2005-04-26 Paul Brook <paul@codesourcery.com>
3510 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
3512 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
3514 * config/mips.mips.c (mips_legitimize_tls_address): Use
3517 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
3518 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
3519 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
3521 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
3524 2005-04-26 Jeff Law <law@redhat.com>
3526 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
3527 (op_iter_init_must_and_may_def): Likewise.
3528 (unmodifiable_var_p): Move to a later point in the file.
3529 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
3530 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
3531 (dse_record_phis): Directly check for virtual operands rather than
3532 using need_imm_uses_for.
3533 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
3534 store has multiple V_{MAY,MUST}_DEF operands.
3536 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3538 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
3541 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3543 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
3544 call to find_edge outside a loop to go through a PHI chain.
3546 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
3548 PR tree-optimization/17598
3549 * fold-const.c (fold_binary): Fold comparisons of addresses
3550 of COMPONENT_REFs which reference the same field to
3551 comparisons of the addresses of the base objects.
3553 2005-04-26 Julian Brown <julian@codesourcery.com>
3555 * config/arm/arm.c (arm_return_in_msb): New function.
3556 (arm_must_pass_in_stack): New function.
3557 (TARGET_RETURN_IN_MSB): Define target hook.
3558 (TARGET_MUST_PASS_IN_STACK): Define target hook.
3559 (arm_function_value): Pad small aggregate return.
3560 (arm_pad_arg_upward): New function.
3561 (arm_pad_reg_upward): New function.
3562 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
3563 (FUNCTION_ARG_PADDING): Define macro.
3564 (BLOCK_REG_PADDING): Define macro.
3565 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
3566 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
3567 (arm_pad_reg_upward): Declare function.
3569 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3571 * basic-block.h (ei_cond): New.
3572 (FOR_EACH_EDGE): Call ei_cond.
3574 PR tree-optimization/21047
3575 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
3576 (fold): Don't handle ASSERT_EXPR.
3578 2005-04-25 Roger Sayle <roger@eyesopen.com>
3580 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
3581 all writes to any stack register as a read/write dependency on
3583 (sched_analyze_2): Likewise, for reads from any stack register.
3585 2005-04-25 Richard Henderson <rth@redhat.com>
3587 * final.c (output_addr_const): Revert 2005-04-09 change.
3589 2005-04-25 Mike Stump <mrs@apple.com>
3591 * config/darwin.c (darwin_encode_section_info): Always set
3592 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
3594 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3596 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
3597 gensupport.c, protoize.c, toplev.c: Replace calls to
3598 `unlock_stream' with `unlock_std_streams'.
3600 2005-04-25 Devang Patel <dpatel@apple.com>
3602 * dbxout.c (dbxout_type): Emit attribute vector.
3604 2005-04-05 Paul Brook <paul@codesourcery.com>
3606 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
3607 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
3608 * config/arm/arm.c (arm_cxx_atexit_name): New function.
3609 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
3610 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
3611 (register_dtor_fn): Likewise.
3612 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
3614 2005-04-25 Ian Lance Taylor <ian@airs.com>
3616 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
3617 * c-common.h (EXPR_STMT_EXPR): Don't define.
3618 (c_common_stmt_codes): Don't define.
3619 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
3620 * c-gimplify.c (gimplify_expr_stmt): Remove.
3621 (c_gimplify_expr): Remove EXPR_STMT case.
3622 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
3623 to INIT_STATEMENT_CODES.
3624 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
3626 2005-04-25 Jan Hubicka <jh@suse.cz>
3628 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
3630 * except.c: Include diagnostic.h
3631 (dump_eh_tree, verify_eh_tree): New functions.
3632 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
3633 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
3634 (dump_function_to_file): dump eh tree.
3635 * tree-eh.c (mark_eh_edge): New function.
3636 (mark_eh_edge_found_error): New static variable.
3637 (verify_eh_edges): New function.
3639 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
3641 * tree-ssa-alias.c (fieldoff_t): Remove.
3642 (fieldoff_s): typedef the structure itself. Create a vector of
3644 (push_fields_onto_fieldstack): Return count of fields pushed.
3645 Remove peeling of first field. Adjust.
3646 (fieldoff_compare): Adjust.
3647 (create_overlap_variables_for): Adjust.
3649 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3651 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
3653 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3656 * doc/install.texi: Document correct assembler and linker to use
3657 on i?86-*-solaris2.10.
3659 2005-04-25 Steven Bosscher <stevenb@suse.de>
3661 Fix PR tree-optimization/21173
3663 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
3664 Unshare expression we pass to force_gimple_operand.
3666 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
3667 Stephen Clarke <stevec@superh.com>
3668 Roger Sayle <roger@eyesopen.com>
3670 PR rtl-optimization/20413
3671 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
3672 VOIDmode for LABEL_REF.
3673 * final.c (shorten_branches): Likewise.
3674 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
3675 * loop.c (reg_dead_after_loop): Likewise.
3676 * varasm.c (decode_addr_const): Likewise.
3677 * doc/rtl.texi: Document mode requirement for LABEL_REF.
3679 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
3681 * config.gcc (avr-*-*): Remove redundant "case".
3683 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
3685 * tree-vect-analyze.c (vect_mark_relevant): Take
3686 VEC(tree,heap) instead of varray_type as an argument.
3687 (vect_mark_stmts_to_be_vectorized): Change the type of
3688 worklist to VEC(tree,heap). Adjust uses of worklist.
3690 2005-04-24 Devang Patel <dpatel@apple.com>
3692 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
3694 2005-04-24 Ian Lance Taylor <ian@airs.com>
3696 * c-semantics.c (build_stmt): Remove test of specific tree codes
3697 for TREE_SIDE_EFFECTS handling.
3699 2005-04-24 Per Bothner <per@bothner.com>
3701 * c-opts.c (finish_options): Make the line-number of the <built-in>
3702 location 0, as assumed elsewhere, rather than 1.
3704 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3706 * tree-ssa-uncprop.c (equiv_stack): Change the type o
3708 (tree_ssa_uncprop, uncprop_finalize_block,
3709 uncprop_initialize_block): Update uses of equiv_stack.
3711 2005-04-24 Richard Henderson <rth@redhat.com>
3714 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
3715 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
3717 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
3718 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
3719 <DIV, MOD>: Likewise.
3721 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3723 * collect2.c (main): Unlock the stdio streams.
3724 * gcc.c (main): Likewise.
3725 * gcov-dump.c (main): Likewise.
3726 * gcov.c (main): Likewise.
3727 * gen-protos.c (main): Likewise.
3728 * gensupport.c (init_md_reader_args_cb): Likewise.
3729 * protoize.c (main): Likewise.
3730 * toplev.c (general_init): Likewise.
3732 2005-04-24 Jakub Jelinek <jakub@redhat.com>
3735 * cgraph.h (cgraph_local_info): Add vtable_method field.
3736 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
3737 and node is vtable_method, finalized and not reachable, don't do
3740 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3742 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
3744 * tree-ssa-pre.c (create_value_expr_from): Use
3745 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
3746 * tree-ssa-propagate.c (stmt_makes_single_load,
3747 stmt_makes_single_store): Use REFERENCE_CLASS_P.
3748 * tree-vect-transform.c (vect_is_simple_cond): Use
3750 * tree-vrp.c (extract_range_from_assert,
3751 build_assert_expr_for, fp_predicate, has_assert_expr): Use
3754 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
3755 of tpa_to_clear to VEC(int,heap). Update uses of
3756 tpa_to_clear. Free tpa_to_clear at the end.
3758 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
3760 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
3763 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
3765 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
3766 and gcc_unreachable as appropriate.
3767 (num_insns_constant, output_vec_const_move,
3768 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
3769 rs6000_emit_set_const, rs6000_emit_move,
3770 spe_build_register_parallel, function_arg,
3771 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
3772 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
3773 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
3774 rs6000_common_init_builtins, expand_block_clear,
3775 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
3776 extract_ME, rs6000_get_some_local_dynamic_name,
3777 rs6000_output_function_entry, print_operand,
3778 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
3779 output_cbranch, output_e500_flip_gt_bit,
3780 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
3781 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
3782 compute_save_world_info, rs6000_stack_info,
3783 rs6000_emit_load_toc_table, rs6000_frame_related,
3784 spe_synthesize_frame_save, rs6000_emit_epilogue,
3785 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
3786 output_function_profiler, rs6000_trampoline_size,
3787 rs6000_initialize_trampoline, find_addr_reg,
3788 rs6000_machopic_legitimize_pic_address,
3789 rs6000_initial_elimination_offset,
3790 rs6000_dbx_register_number): Likewise.
3791 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
3792 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
3793 *movti_power, *movti_string, call, call_value, sibcall,
3794 sibcall_value): Likewise.
3795 * config/rs6000/spe.md (*movdf_e500_double,
3796 *movv2si_internal): Likewise.
3797 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
3800 2005-04-24 Richard Henderson <rth@redhat.com>
3803 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
3804 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
3805 Deny modes smaller than 4 bytes.
3806 * config/i386/i386-protos.h: Update.
3808 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
3810 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
3811 Switch h8300-*-rtems* to ELF.
3813 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3815 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
3817 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3819 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
3821 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
3824 * fold-const.c: Fold &a[i]-&a[j] to i-j.
3826 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3828 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
3829 definitions of ssa names in condition. Split recusive part to ...
3830 (tree_simplify_using_condition_1): New function.
3831 (expand_simple_operations): New function.
3833 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3835 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
3836 (find_interesting_uses_cond): Do not use integer_zerop and
3837 integer_nonzerop to check for integer constants.
3838 (set_use_iv_cost): Record the value field.
3839 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3840 determine_use_iv_cost_outer): Set the value field of the cost pair.
3841 (may_eliminate_iv): Do not return the comparison code.
3842 (iv_elimination_compare): New function.
3843 (determine_use_iv_cost_condition): Set the value field. Record
3844 noneliminable invariants correctly.
3845 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3847 2005-04-23 DJ Delorie <dj@redhat.com>
3849 * diagnostic.c (warning): Accept parameter to classify warning option.
3850 (warning0): New, for when a pointer to an error() like function is needed.
3851 * errors.c (warning): Likewise.
3852 * errors.h (warning, warning0): Adjust prototypes.
3853 * toplev.h (warning, warning0): Likewise.
3855 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3856 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3857 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3858 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3859 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3860 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3861 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3862 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3864 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3865 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3866 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3867 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3868 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3869 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3870 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3871 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3872 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3873 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3874 config/rs6000/aix52.h, config/rs6000/darwin.h,
3875 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3876 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3877 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3878 config/stormy16/stormy16.c, config/v850/v850-c.c,
3879 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3882 2005-04-23 Richard Henderson <rth@redhat.com>
3885 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3886 performing some integral scalar simplifications.
3888 2005-04-23 Richard Henderson <rth@redhat.com>
3891 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3892 simplifying CONST_VECTOR.
3894 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3896 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3897 heap as an argument. Update uses of stack.
3898 (calculate_live_on_entry): Allocate stack on heap.
3900 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3901 partition_link and tpa_nodes on heap.
3903 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3904 (mark_stmt_necessary, propagate_necessity,
3905 mark_really_necessary_kill_operand_phis): Update uses of
3907 (tree_dce_init): Allocate worklist using VEC_alloc.
3908 (tree_dce_done): Free worklist using VEC_free.
3910 2005-04-23 Mike Stump <mrs@apple.com>
3912 * config/darwin.c (machopic_indirection_name): Don't use
3914 (darwin_emit_unwind_label): Use user_label_prefix instead of
3917 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3919 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3921 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3923 * config.gcc <cris-*>: Specify .opt files.
3924 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3925 config/cris/linux.opt: New files.
3926 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3927 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3928 (TARGET_ELF): Override to 0.
3929 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3930 -melinux-stacksize=N.
3931 * config/cris/cris.c: (cris_handle_option): New function.
3932 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3933 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3934 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3935 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3936 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3937 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3938 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3939 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3940 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3941 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3942 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3943 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3944 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3945 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3946 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3947 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3948 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3949 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3950 (TARGET_LINUX): Define 0.
3951 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3952 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3953 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3954 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3955 (TARGET_LINUX): Override to 1.
3956 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3958 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3960 * haifa-sched.c (schedule_block): Fix thinko in previous
3961 assertification patch.
3963 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3965 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3966 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3967 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3968 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3969 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3970 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3971 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3973 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3974 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3975 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3976 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3977 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3978 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3979 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3980 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3981 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3982 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3983 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3984 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3985 (SUBTARGET_OPTIONS): Delete.
3986 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3987 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3988 instead of a string.
3989 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3990 (pa_cpu_string, pa_unix_string): Delete.
3991 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3992 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3994 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3995 (pa_handle_option): New function.
3996 (override_options): Remove handling of -march=, -mfixed-range=,
3997 -mschedule= and -munix=.
3998 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3999 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
4000 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
4001 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
4002 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
4003 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
4004 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
4006 * config/pa/pa.opt: New file.
4007 * config/pa/pa-hpux.opt: New file.
4008 * config/pa/pa-hpux1010.opt: New file.
4009 * config/pa/pa-hpux1111.opt: New file.
4010 * config/pa/pa64-hpux.opt: New file.
4012 2005-04-22 David S. Miller <davem@davemloft.net>
4014 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
4015 integer when it's mode is VOIDmode not DImode.
4017 2005-04-22 Geoffrey Keating <geoffk@apple.com>
4019 * config/rs6000/rs6000.md (sync_add<mode>_internal,
4020 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
4021 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
4022 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
4023 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
4024 "bne- $-xxx" rather than local labels.
4025 (sync_lock_release<mode>): Add second operand.
4026 (lwsync): Use .long rather than a more meaningful opcode.
4027 * doc/md.texi (Standard Names): Add description of second
4028 parameter to sync_lock_test_and_set.
4030 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4032 PR tree-optimization/21088
4033 * fold-const.c (fold_unary, fold_binary, fold_ternary):
4035 * tree-vrp.c (compare_values): Use fold_binary to compare
4036 pointers. Use boolean_type_node as the type of a comparison
4037 expression being folded.
4038 * tree.h: Add prototypes for fold_unary, fold_binary,
4041 * tree-ssa-dom.c: Fix formatting.
4043 2005-04-22 Diego Novillo <dnovillo@redhat.com>
4045 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
4046 * lambda-code.c (perfect_nestify): Mark virtual operands in
4047 the moved statement for renaming.
4048 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
4049 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
4050 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
4051 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
4052 * tree-flow.h (struct var_ann_d): Update comments.
4053 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
4054 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
4055 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
4056 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
4057 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
4058 debug_names_replaced_by): Remove declarations.
4059 (delete_update_ssa, get_current_def, set_current_def): Declare.
4060 (rewrite_into_loop_closed_ssa): Add new argument. Update
4062 * tree-into-ssa.c: Include params.h.
4063 (old_virtual_ssa_names): Remove. Update all users.
4064 (need_to_replace_names_p): Remove. Update all users.
4065 (struct update_ssa_stats_d): Declare.
4066 (update_ssa_stats): New local.
4067 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
4068 dump_tree_ssa_stats, debug_tree_ssa_stats,
4069 dump_update_ssa, debug_update_ssa,
4070 dump_names_replaced_by, debug_names_replaced_by): Declare.
4071 (get_current_def, set current_def): Make extern.
4072 (is_old_name, is_new_name): Protect against references
4073 past the end of the sets.
4074 (add_new_name_mapping): Assert that OLD and NEW are
4075 different SSA names for the same symbol.
4076 When adding a virtual mapping, update stats for virtual
4078 (insert_phi_nodes_for): If UPDATE_P is true, create the
4079 LHS of the new PHI by duplicating SSA name VAR.
4080 (insert_phi_nodes_1): Remove. Update all users.
4081 (insert_phi_nodes): Remove second argument. Update all
4083 (maybe_replace_use, maybe_replace_def): New.
4084 (rewrite_update_stmt): Call them.
4085 (mark_def_interesting): Remove calls to is_gimple_reg.
4086 (prepare_phi_args_for_update): Remove. Update all users.
4087 (prepare_block_for_update): Only process virtual operands
4088 and GIMPLE registers in normal form.
4089 (prepare_use_sites_for): New.
4090 (prepare_names_to_update): Rename from prepare_def_sites.
4091 Call prepare_use_sites_for.
4092 (dump_update_ssa): Rename from dump_repl_tbl.
4094 Show statistics for virtual mapping heuristic.
4095 (debug_update_ssa): Rename from debug_debug_repl_tbl.
4096 (init_update_ssa): Initialize UPDATE_SSA_STATS.
4097 (delete_update_ssa): Make extern.
4098 (mark_set_for_renaming): If the set is empty, do nothing.
4099 (release_ssa_name_after_update_ssa): Update comment.
4100 (insert_updated_phi_nodes_for): Do not remove existing
4101 PHI nodes for symbols.
4102 (switch_virtuals_to_full_rewrite_p): New.
4103 (switch_virtuals_to_full_rewrite): New.
4104 (update_ssa): Call them.
4105 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
4106 for every statement before updating.
4107 If all the names in NEW_SSA_NAMES have been marked for
4108 removal, do nothing.
4109 Only start at the top of the CFG if there are symbols in
4111 (ssa_rewrite_finalize_block): Remove.
4112 (ssa_register_new_def): Remove.
4113 (ssa_rewrite_stmt): Remove.
4114 (ssa_rewrite_phi_arguments): Remove.
4115 (ssa_rewrite_initialize_block): Remove.
4116 (ssa_mark_def_sites): Remove.
4117 (ssa_mark_def_sites_initialize_block): Remove.
4118 (ssa_mark_phi_uses): Remove.
4119 (rewrite_ssa_into_ssa): Remove.
4120 * tree-phinodes.c (find_phi_node_for): Remove.
4121 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4123 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
4124 Remove calls to verify_dominators and
4125 verify_loop_structure.
4126 (tree_unswitch_single_loop): Call update_ssa.
4127 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
4130 (delete_tree_ssa): Assert that need_ssa_update_p returns
4132 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
4133 * tree-vectorizer.c (allocate_new_names, rename_def_op,
4134 free_new_names): Remove. Update all users.
4135 (rename_use_op): Call get_current_def.
4136 (rename_variables_in_bb): Do not handle any real or
4138 (slpeel_update_phis_for_duplicate_loop): Call
4139 get_current_def and set_current_def instead of using
4141 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
4142 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
4143 ssa_names_to_replace and delete_update_ssa.
4144 * doc/invoke.texi: Document --param min-virtual-mappings
4145 and --param virtual-mappings-ratio.
4147 2005-04-22 Diego Novillo <dnovillo@redhat.com>
4149 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
4150 for newly created PHI nodes.
4151 Call create_new_def_for for every new V_MAY_DEF and
4152 V_MUST_DEF on the copied statement.
4153 (struct ssa_name_map_entry): Remove.
4154 (ssa_name_map_entry_hash): Remove.
4155 (ssa_name_map_entry_eq): Remove.
4156 (allocate_ssa_names): Remove.
4157 (rewrite_to_new_ssa_names_def): Remove.
4158 (rewrite_to_new_ssa_names_use): Remove.
4159 (rewrite_to_new_ssa_names_bb): Remove.
4160 (rewrite_to_new_ssa_names): Remove.
4161 (tree_duplicate_sese_region): Remove variables ver,
4162 definitions, phi, ssa_name_map and bi.
4163 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
4165 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4166 update_ssa instead of rewrite_ssa_into_ssa.
4167 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
4169 (find_uses_to_rename_use): Add argument 'need_phis'.
4170 (find_uses_to_rename_stmt): Do not scan virtual operands.
4171 (find_uses_to_rename): Only scan PHI nodes for
4173 (rewrite_into_loop_closed_ssa): Call update_ssa.
4174 (check_loop_closed_ssa_use): Ignore virtual operands.
4175 (check_loop_closed_ssa_stmt): Likewise.
4176 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
4178 (rename_variables, set_phi_def_stmts): Remove.
4179 (tree_duplicate_loop_to_header_edge): Reformat comment.
4180 Remove variables BB, I and DEFINITIONS.
4181 Call need_ssa_update_p.
4183 (lv_adjust_loop_header_phi): Reformat comment.
4184 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
4185 (marked_for_rewrite_p, any_marked_for_rewrite_p,
4186 mark_for_rewrite, unmark_all_for_rewrite,
4187 marked_ssa_names): Remove. Update all users.
4188 (release_ssa_name): If VAR has been registered for SSA
4189 updating, do nothing.
4190 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
4191 (build_assert_expr_for): Call register_new_name_mapping.
4192 (insert_range_assertions): Update call to update_ssa.
4193 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
4194 marked_for_rewrite_p, any_marked_for_rewrite_p,
4195 marked_ssa_names): Remove.
4197 2005-04-22 Jeff Law <law@redhat.com>
4199 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
4200 (restore_currdefs_to_original_value): Likewise.
4201 (register_definitions_for_stmt): Likewise.
4202 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
4203 for each variable. Do not allocate/free block_defs_stack either.
4204 Do not iterate if we just thread jumps. Only iterate if the
4205 tree_cleanup_cfg does useful work (temporary).
4206 (dom_opt_initialize_block): No longer push a marker on
4208 (dom_opt_finalize_block): Removal call to restore currdefs.
4209 Relax restrictions for recording edge equivalences.
4210 (record_equivalences_from_phis): No longer need to track
4212 (optimize_stmt): Similarly.
4213 (thread_across_edge): Simplify by removing the requirement that
4214 statements in the block we are threading through must be nops.
4215 (initialize_hash_element): Handle GOTO_EXPR.
4217 2005-04-22 David S. Miller <davem@davemloft.net>
4219 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
4221 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
4222 fix check on CONST_DOUBLE mode. It should be VOIDmode
4223 when it is representing an integer.
4225 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4227 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
4228 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
4229 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
4230 find_char_info_specifier_index,
4231 find_length_info_modifier_index): Likewise.
4232 * c-typeck.c (composite_type, pop_init_level): Likewise.
4233 * combine.c (cant_combine_insn_p, try_combine): Likewise.
4234 * cse.c (cse_insn): Likewise
4235 * dominance.c (calc_dfs_tree): Likewise
4236 dwarf2out.c (loc_descriptor_from_tree_1,
4237 add_abstract_origin_attribute, force_decl_die,
4238 force_type_die): Likewise
4239 emit-rtl.c (operand_subword_force): Likewise
4240 explow.c (hard_function_value): Likewise
4241 expmed.c (store_bit_field, expand_divmod,
4242 emit_store_flag_force): Likewise
4243 expr.c (emit_move_multi_word, store_expr,
4244 expand_expr_real_1): Likewise
4245 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
4246 output_operand): Likewise
4247 flow.c (recompute_reg_usage): Likewise
4248 * function.c (assign_stack_temp_for_type, assign_temp,
4249 handle_epilogue_set): Likewise
4250 * genextract.c (main): Likewise
4251 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
4252 gimplify_modify_expr_rhs, gimplify_expr): Likewise
4253 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
4254 ready_remove, rm_line_notes, rm_other_notes,
4255 schedule_block): Likewise
4256 mips-tfile.c (copy_object, out_of_bounds): Likewise
4258 2005-04-22 David Edelsohn <edelsohn@gnu.org>
4261 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
4262 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
4263 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
4264 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
4266 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
4268 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4270 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
4271 (gcc_tree_to_linear_expression): Convert to heap allocated
4273 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4274 lbv_to_gcc_expression, lle_to_gcc_expression,
4275 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4276 perfect_nestify): Likewise.
4277 lambda.h (gcc_loopnest_to_lambda_loopnest,
4278 lambda_loopnest_to_gcc_loopnest): Likewise.
4279 tree-loop-linear.c (linear_transform_loops): Likewise.
4281 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4283 * config/sparc/predicates.md (arith_double_operand): Use
4284 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
4285 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
4286 (DImode, DFmode constant splitters): Likewise. Remove code for
4287 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
4288 (logical constant splitters): Use const_int_operand predicate.
4289 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
4290 HOST_BITS_PER_WIDE_INT < 64.
4292 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4294 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
4295 gcc_unreachable as appropriate.
4296 (force_mode, emit_move_sequence, singlemove_string,
4297 output_move_double, output_fp_move_double, find_addr_reg,
4298 output_block_move, output_block_clear, output_and,
4299 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
4300 pa_adjust_cost, pa_issue_rate, print_operand,
4301 output_global_address, output_arg_descriptor, output_cbranch,
4302 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
4303 output_call): Likewise.
4304 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
4305 prefetch, prefetch_cc, prefetch_nocc): Likewise.
4307 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
4309 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
4310 _gcov_pow2_profiler and _gcov_one_value_profiler.
4311 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
4312 (GTFILES): Add $(srcdir)/tree-profile.c.
4313 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
4314 __gcov_one_value_profiler): Declare.
4315 * gimplify.c (force_gimple_operand): Check whether the statements
4316 should be produced in ssa form.
4317 (force_gimple_operand_bsi): New function.
4318 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
4319 __gcov_one_value_profiler): New functions.
4320 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
4321 the profiled value is a power of two or not.
4322 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
4323 * tree-flow.h (in_ssa_p): Declare.
4324 (force_gimple_operand_bsi): Declare.
4325 * tree-into-ssa.c (in_ssa_p): New variable.
4326 (rewrite_into_ssa): Set in_ssa_p.
4327 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
4328 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
4329 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
4330 tree_one_value_profiler_fn): New variables.
4331 (tree_init_edge_profiler): Initialize the profiler function decls.
4332 (tree_gen_edge_profiler): Use global gcov_type_node.
4333 (prepare_instrumented_value): New function.
4334 (tree_gen_interval_profiler, tree_gen_interval_profiler,
4335 tree_gen_one_value_profiler): Call the library functions instead of
4336 creating instrumentation code.
4337 * tree.c (build_fn_decl): New function.
4338 * tree.h (build_fn_decl): Declare.
4339 * value-prof.c (rtl_divmod_values_to_profile,
4340 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
4341 tree_mod_pow2_value_transform, tree_find_values_to_profile):
4342 Do not handle may_be_other and precise values of exponents at pow2
4344 (tree_mod_subtract_transform): Reflect that value field of
4345 histogram has changed meaning.
4346 (tree_divmod_values_to_profile): Record the values correctly.
4347 (tree_values_to_profile): Update comment.
4348 * value-prof.h (struct histogram_value_t): Remove pow2 data.
4350 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
4352 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
4355 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4357 * config/i386/i386.md (length_immediate): Use gcc_assert or
4358 gcc_unreachable, as appropriate.
4359 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
4360 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
4361 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
4362 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
4363 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4364 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
4365 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
4366 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
4367 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
4368 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
4369 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
4370 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4371 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
4372 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
4373 *prefetch_sse_rex): Likewise.
4374 * config/i386/predicates.md (x86_64_immediate_operand,
4375 x86_64_zext_immediate_operand, symbolic_operand,
4376 no_seg_address_operand, aligned_operand,
4377 memory_displacement_operand): Likewise.
4378 * config/i386/sse.md (*mov<mode>_internal,
4379 *movv2df_internal): Likewise.
4381 2005-04-22 Jan Hubicka <jh@suse.cz>
4383 * Makefile.in (ipa.o, ipa-inline.o): New files.
4384 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
4385 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
4386 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
4387 * cgraphunit.c (cgraph_default_inline_p,
4388 cgraph_decide_inlining_incrementally, ncalls_inlined,
4389 nfunctions_inlined, initial_insns, overall_insns,
4390 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
4391 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4392 cgraph_mark_inline, cgraph_check_inline_limits,
4393 cgraph_default_inline_p, cgraph_recursive_inlining_p,
4394 update_callee_keys, lookup_recursive_calls,
4395 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
4396 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
4397 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
4398 pass_ipa_inline): Move to ipa-inline.c
4399 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
4401 * ipa-inline.c: New file.
4403 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4405 * doc/invoke.texi (SPARC options): Document that -mapp-regs
4406 is turned off by default on Solaris.
4408 2005-04-21 Roger Sayle <roger@eyesopen.com>
4410 * c-common.h (objc_build_method_signature): Update prototype.
4411 * stub-objc.c (objc_build_method_signature): Update the stub
4412 implementation to accept and ignore additional parameter.
4413 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
4414 the value of ellipsis to objc_build_method_signature instead
4415 of setting TREE_OVERFLOW on the parms TREE_LIST node.
4417 2005-04-21 Geoffrey Keating <geoffk@apple.com>
4419 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
4420 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
4421 gen_rtx_* not gen_rtx_fmt_*.
4422 (rs6000_emit_vector_select): Likewise.
4423 (rs6000_emit_sync): New.
4424 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
4425 (larx, stcx, cmp): New mode substitutions.
4426 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
4427 UNSPEC_ISYNC): New constants.
4428 (rlwinm): Give name.
4429 (memory_barrier, isync, lwsync): New insns.
4430 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
4431 (sync_lock_release<mode>): New expander.
4432 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
4433 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
4434 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
4435 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
4436 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
4437 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
4438 (sync_add<mode>_internal, sync_addshort_internal,
4439 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
4440 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
4441 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
4443 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
4444 is the memory before, not after, the operation. Clarify
4445 barrier requirements.
4447 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4449 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
4450 * lambda.h (lambda_vector_min_nz): Likewise.
4451 * langhooks.h (struct lang_hooks_for_types,
4452 struct lang_hooks): Likewise.
4453 * output.h (assemble_integer, this_is_asm_operands): Likewise.
4456 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
4458 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
4459 comments to avoid 'abort'. Use gcc_assert as necessary.
4460 * opts.c (common_handle_option): Likewise.
4461 * pretty-print.c (pp_base_format_text): Likewise.
4462 * print-rtl.c (print_rtx): Likewise.
4463 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
4464 * regmove.c (try_auto_increment): Likewise.
4465 * reload.c (find_valid_class, find_reloads_toplev,
4466 find_equiv_reg): Likewise.
4467 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
4468 merge_assigned_reloads): Likewise.
4469 * tree-inline.c (inline_forbidden_p_1,
4470 estimate_num_insns_1): Likewise.
4471 * tree-optimize.c (execute_todo): Likewise.
4472 * tree-outof-ssa.c (eliminate_phi): Likewise.
4473 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4474 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
4475 * tree-ssa-operands.c (parse_ssa_operands,
4476 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
4477 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
4478 * tree-ssanames.c (release_ssa_name): Likewise.
4479 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
4480 walk_tree): Likewise.
4482 * tree-ssa-operands.c (verify_abort): Fold into ..
4483 (verify_imm_links): ... here.
4485 2005-04-21 Richard Henderson <rth@redhat.com>
4487 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
4488 on non-memory operand for previous inversion.
4490 2005-04-21 Devang Patel <dpatel@apple.com>
4492 PR optimization/20994
4493 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
4494 x = !(a == b) : p , q;.
4495 (pass_if_conversion): Verify stmts and flow.
4497 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4499 * optabs.c (gen_conditional_trap): Restore #define.
4501 * alias.c (true_dependence): Remove 'abort' from comments. Use
4502 gcc_assert and gcc_unreachable as appropriate.
4503 (canon_true_dependence): Likewise.
4504 * bb-reorder.c (connect_traces): Likewise.
4505 * c-common.c (c_add_case_label): Likewise.
4506 * c-decl.c (finish_function): Likewise.
4507 * caller-save.c (insert_restore, insert_save): Likewise.
4508 * cfg.c (update_bb_profile_for_threading): Likewise.
4509 * cfganal.c (flow_active_insn_p): Likewise.
4510 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4511 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
4512 cfg_layout_merge_blocks): Likewise.
4513 * ifcvt.c (cond_exec_process_insns, merge_if_block,
4514 find_if_block): Likewise.
4515 * integrate.c (allocate_initial_values): Likewise.
4516 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
4517 swap_condition, unsigned_condition, signed_condition,
4518 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
4519 reg_or_subregno): Likewise.
4520 * lambda-code.c (lambda_compute_auxillary_space,
4521 lambda_transform_legal_p): Likewise.
4522 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
4523 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
4524 lhd_incomplete_type_error, lhd_expand_expr,
4525 lhd_types_compatible_p, lhd_tree_size): Likewise.
4526 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
4527 * local-alloc.c (update_equiv_regs): Likewise.
4528 * loop-unroll.c (peel_loop_completely
4529 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
4530 peel_loop_simple, unroll_loop_stupid,
4531 analyze_iv_to_split_insn): Likewise.
4532 * loop.c (gen_prefetch, find_and_verify_loops,
4533 basic_induction_var): Likewise.
4534 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
4535 * value-prof.c (tree_find_values_to_profile): Likewise.
4536 * varasm.c (named_section, default_assemble_integer,
4537 decode_addr_const): Likewise.
4539 2005-04-21 Alan Modra <amodra@bigpond.net.au>
4540 Fariborz Jahanian <fjahanian@apple.com>
4542 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
4543 portion of argument passed in fpr.
4544 * expr.c (emit_push_insn): Fix computation of 'offset' used to
4545 decide on partial argument save on stack.
4547 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4549 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
4552 2005-04-21 Jan Hubicka <jh@suse.cz>
4554 * cgraphunit.c: Include tree-pass.h
4555 (cgraph_decide_recursive_inlining,
4556 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
4557 cgraph_decide_inlining): Dump goes to dump_file.
4558 (cgraph_optimize): Call ipa passes instead of inliner.
4559 (cgraph_gate_inlining, pass_ipa_inline): New.
4560 * tree-optimize.c (all_ipa_passes): New static variable.
4561 (register_one_dump_file): Dead with IPA passes.
4562 (register_dump_files): Likewise.
4563 (init_tree_optimization_passes): Initialize IPA passes.
4564 (execute_todo): Do cgraph dump when asked to, do not dump function body
4566 * tree-pass.h (TODO_dump_cgraph): New macro.
4567 (ipa_passes): Declare.
4568 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
4570 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4572 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
4573 gcc_assert instead of abort.
4574 (classify_argument, examine_argument, construct_container,
4575 contains_128bit_aligned_vector_p, ix86_check_movabs,
4576 standard_80387_constant_opcode, standard_80387_constant_rtx,
4577 ix86_initial_elimination_offset, ix86_compute_frame_layout,
4578 pro_epilogue_adjust_stack, ix86_expand_epilogue,
4579 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
4580 legitimize_tls_address, output_pic_addr_const,
4581 i386_output_dwarf_dtprel, put_condition_code, print_reg,
4582 get_some_local_dynamic_name, print_operand, print_operand_address,
4583 output_387_binary_op, emit_i387_cw_initialization,
4584 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
4585 ix86_expand_clear, ix86_expand_binary_operator,
4586 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
4587 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
4588 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
4589 ix86_expand_branch, ix86_expand_setcc,
4590 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
4591 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
4592 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
4593 memory_address_length, ix86_attr_length_immediate_default,
4594 ix86_attr_length_address_default, ix86_agi_dependant,
4595 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
4596 ix86_expand_binop_builtin, ix86_force_to_memory,
4597 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
4598 x86_emit_floatuns): Likewise.
4599 * config/i386/netware.c (gen_regparm_prefix,
4600 i386_nlm_strip_name_encoding): Likewise.
4601 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
4603 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4605 * optabs.c (gen_condiational_trap): Remove #define.
4606 (add_equal_note): Assertify. Remove explicit indirection from
4607 call via function pointer.
4608 (expand_ternary_op, expand_simple_binop, expand_binop,
4609 expand_twoval_unop, expand_twoval_binop,
4610 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
4611 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
4612 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
4613 prepare_float_lib_cmp, emit_conditional_move,
4614 emit_conditional_add, gen_add2_insn, gen_add3_insn,
4615 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
4616 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
4617 vector_compare_rtx, expand_vec_cond_expr): Likewise.
4619 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4621 * vec.h: Update API to separate allocation mechanism from type.
4622 (VEC_safe_grow): New.
4623 * vec.c (calculate_allocation): New.
4624 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
4625 (vec_gc_free, vec_heap_free): Remove.
4626 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
4628 (mangle_macro_name): New.
4629 (struct macro_def): New.
4630 (struct macro): Add multiple argument values.
4631 (macro_expans_end): New.
4632 (push_macro_expansion): Chain on new macro. Process multiple
4633 args, create follow on expansion. Return follow on argument.
4634 (macro_input): Deal with multiple arguments.
4636 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
4637 (struct tree_binfo): Adjust.
4638 * basic-block.h: Define VEC(edge,gc).
4639 (struct edge_def): Adjust.
4640 (struct basic_block_def, struct edge_iterator): Likewise.
4641 (ei_container, ei_start_1, ei_last_1): Likewise.
4642 * cfg.c (connect_src, connect_dest): Likewise.
4643 * cfgrtl.c (force_nonfallthru_and_redirect)
4644 * dbxout.c (dbxout_type)
4645 * dwarf2out.c (gen_member_die)
4646 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
4647 (gcc_tree_to_linear_expression): Adjust.
4648 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4649 lbv_to_gcc_expression, lle_to_gcc_expression,
4650 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4651 perfect_nestify): Likewise.
4652 * lambda.h (gcc_loopnest_to_lambda_loopnest,
4653 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
4654 * profile.c (instrument_values): Adjust.
4655 * tree-cfg.c (modified_noreturn_calls): Adjust.
4656 (remove_fallthru_edge): Likewise.
4657 * tree-dump.c (dequeue_and_dump): Adjust.
4658 * tree-flow-inline.h (mark_stmt_modified): Adjust.
4659 * tree-flow.h (modified_noreturn_calls): Adjust.
4660 (tree_on_heap): Remove. (yay!)
4661 (register_new_def): Adjust.
4662 * tree-into-ssa.c: Define VEC(int,heap).
4663 (block_defs_stack): Adjust.
4664 (find_idf, insert_phi_nodes, register_new_def,
4665 rewrite_initialize_block, rewrite_finalize_block,
4666 register_new_update_single, rewrite_update_init_block,
4667 rewrite_update_fini_block, rewrite_blocks,
4668 ssa_rewrite_finalize_block, ssa_register_new_def,
4669 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
4670 * tree-loop-linear.c (linear_transform_loops): Adjust.
4671 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
4672 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
4673 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
4674 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
4675 vrp_variables_stack): Adjust declarations.
4676 (tree_ssa_dominator_optimize): Adjust.
4677 (dom_opt_initialize_block, remove_local_expressions_from_table,
4678 restore_nonzero_vars_to_original_value,
4679 restore_vars_to_original_value,
4680 restore_currdefs_to_original_value, dom_opt_finalize_block,
4681 record_var_is_nonzero, record_cond, record_const_or_copy_1,
4682 optimize_stmt, update_rhs_and_lookup_avail_expr,
4683 lookup_avail_expr, record_range): Likewise.
4684 * tree-ssa-pre.c: Define VEC(basic_block,heap).
4685 (compute_antic_aux): Adjust.
4686 (inserted_exprs, create_expression_by_pieces,
4687 insert_into_preds_of_block, eliminate, mark_operand_necessary,
4688 remove_dead_inserted_code, fini_pre): Likewise.
4689 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
4690 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
4691 ssa_prop_init): Likewise.
4692 * tree-ssa.c: Define VEC(bitmap,heap).
4693 (verify_name_tags): Adjust.
4694 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
4695 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
4696 tree_divmod_values_to_profile, tree_find_values_to_profile,
4697 value_profile_transformations): Likewise.
4698 * value-prof.h: Define VEC(histogram_value,heap).
4699 * varasm.c: Remove alias_pair pointer typedef, define
4701 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
4703 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
4704 not a pointer to it. Create an object vector.
4705 (extern_symbols): Turn into an object vector.
4706 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
4708 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
4711 * Makefile.in (tree-chrec.o): Depend on params.h.
4712 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
4714 * tree-chrec.c: Depend on params.h. Replace build with buildN,
4715 and fold build with fold_buildN.
4716 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
4717 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4718 (tree_contains_chrecs): Compute an estimation of the size of the
4720 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
4721 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
4722 * tree-scalar-evolution.c (simple_iv): Ditto.
4723 * doc/invoke.texi (scev-max-expr-size): Documented.
4725 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
4727 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
4728 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
4729 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
4730 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
4731 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
4732 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
4733 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
4734 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
4735 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
4736 (darwin_fix_and_continue_switch): Delete.
4737 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
4738 (SUBTARGET_SWITCHES): Delete.
4739 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
4740 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
4741 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
4742 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
4743 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
4744 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
4745 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
4746 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
4747 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
4748 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
4749 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
4750 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
4751 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
4752 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
4753 (TARGET_64BIT): Undef before redefining.
4754 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
4755 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
4756 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
4757 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
4758 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
4759 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
4760 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
4761 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4762 (ix86_debug_arg_string, ix86_debug_addr_string)
4763 (ix86_align_loops_string, ix86_align_jumps_string)
4764 (ix86_align_funcs_string): Delete.
4765 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
4766 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
4767 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
4768 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
4769 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
4770 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
4771 (SUBTARGET_SWITCHES): Delete.
4772 * config/i386/i386.c (ix86_debug_arg_string): Delete.
4773 (ix86_debug_addr_string): Delete.
4774 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
4775 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
4776 (ix86_align_loops_string, ix86_align_jumps_string)
4777 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4778 (ix86_align_funcs_string): Make static.
4779 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4780 (ix86_handle_option): New function.
4781 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
4782 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
4783 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
4784 of darwin_fix_and_continue_switch.
4785 (darwin_one_byte_bool): Delete.
4786 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4787 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
4788 to darwin_one_byte_bool.
4789 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
4790 * config/i386/djgpp.opt, config/i386/i386.opt,
4791 * config/i386/sco5.opt: New files.
4793 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4795 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
4796 fp_zero_operand, fp_register_operand, intreg_operand,
4797 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
4798 call_operand, call_operand_address, tgd_symbolic_operand,
4799 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
4800 symbolic_operand, symbolic_memory_operand, label_ref_operand,
4801 sp64_medium_pic_operand, data_segment_operand,
4802 text_segment_operand, splittable_symbolic_memory_operand,
4803 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
4804 eq_or_neq, normal_comp_operator, noov_compare_op,
4805 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
4806 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
4807 const64_operand, const64_high_operand, arith11_operand,
4808 arith10_operand, arith_double_operand, arith_double_4096_operand,
4809 arith_double_add_operand, arith11_double_operand,
4810 arith10_double_operand, small_int, small_int_or_double,
4811 uns_small_int, uns_arith_operand, clobbered_register,
4812 input_operand, compare_operand): Delete.
4813 (sparc_emit_set_const32): Use predicates in assertion. Remove special
4814 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
4815 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
4816 (GEN_HIGHINT64, GEN_INT64): Delete.
4817 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
4818 gen_safe_XOR64): Adjust for above deletion.
4819 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
4820 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
4821 (legitimate_constant_p): Use const_zero_operand instead.
4822 (sparc_extra_constraint_check): Likewise.
4823 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
4824 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
4825 (PREDICATE_CODES): Delete.
4826 * config/sparc/sparc.md: Include predicates.md.
4827 (All patterns): Adjust for new predicate names.
4828 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
4829 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
4830 (movdi): Use general_operand predicate.
4831 (movdi_sp64_dbl): Delete.
4832 (movdi_const64_special): Add 'N' constraint.
4833 (movdicc): Use arith10_operand predicate.
4834 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
4835 (movdi_cc_reg_sp64): Use arith10_operand predicate.
4836 (movdi_cc_reg_sp64_trunc): Delete.
4837 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
4838 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4839 (subdi3_sp32): Delete.
4840 (subdi3_insn_sp32): Change to define_insn_and_split.
4841 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4842 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4843 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4844 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4845 small_int_operand predicate.
4846 (divdi3, udivdi3): Use arith_operand predicate.
4847 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4848 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4849 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4850 (xordi3_sp64_dbl): Delete.
4851 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4852 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4853 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4854 cmp_ccx_set_not): Use arith_operand predicate.
4855 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4856 * config/sparc/predicates.md: New file.
4858 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4860 PR tree-optimization/14846
4861 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4863 (fold_single_bit_test): ... here.
4864 (fold_binary): Call fold_single_bit_test_into_sign_test
4865 instead of fold_single_bit_test.
4867 2005-04-20 James E Wilson <wilson@specifixinc.com>
4870 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4871 is another declaration.
4873 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4875 * config/cris/predicates.md: New file.
4876 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4877 (cris_movem_load_rest_p): Declare.
4878 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4879 (cris_movem_load_rest_p): Ditto. Globalize.
4880 (cris_bdap_operand, cris_bdap_biap_operand,
4881 cris_orthogonal_operator, cris_commutative_orth_op,
4882 cris_operand_extend_operator,
4883 cris_additive_operand_extend_operator, cris_extend_operator,
4884 cris_plus_or_bound_operator, cris_mem_op,
4885 cris_general_operand_or_symbol,
4886 cris_general_operand_or_gotless_symbol,
4887 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4888 cris_load_multiple_op): Remove predicate functions.
4889 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4890 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4891 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4892 * config/cris/cris.md: Include predicates.md.
4893 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4895 2005-04-20 Ian Lance Taylor <ian@airs.com>
4897 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4898 * c-common.h (STMT_EXPR_STMT): Don't define.
4899 (STMT_EXPR_NO_SCOPE): Don't define.
4900 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4901 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4902 (pp_c_expression): Likewise.
4904 2005-04-20 Richard Henderson <rth@redhat.com>
4907 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4909 2005-04-20 Jeff Law <law@redhat.com>
4911 * reload1.c (reload): Ignore equivalences between pseudos and
4914 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4917 * c-tree.h (struct c_label_list): Update comment.
4918 (struct c_label_context): Rename to struct c_label_context_se.
4919 (label_context_stack): Rename to label_context_stack_se.
4920 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4921 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4922 c_end_vm_scope): New.
4923 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4924 * c-decl.c (pop_scope): Call c_end_vm_scope.
4925 (pushdecl): Call c_begin_vm_scope for variably modified
4927 (define_label): Check for jumping into scope of identifier with
4928 variably modified type. Push label on stack for those defined at
4929 current context of identifiers with variably modified type.
4930 (start_function): Create stack level for context of identifiers
4931 with variably modified type.
4932 (finish_function): Pop stack level for context of identifiers with
4933 variably modified type.
4934 * c-typeck.c (label_context_stack): Rename to
4935 label_context_stack_se.
4936 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4937 (c_finish_goto_label): Check for jumping into scope of identifier
4938 with variably modified type. Push label on stack for those jumped
4939 to from current context of identifiers with variably modified
4941 (struct c_switch): Add blocked_vm.
4942 (c_start_case): Initialize blocked_vm.
4943 (do_case): Check blocked_vm.
4944 (c_finish_case): Add comment.
4945 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4946 variable label_context_stack.
4948 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4950 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4951 conditional_replacement, value_replacement, abs_replacement,
4953 (replace_phi_edge_with_variable): Remove argument BB.
4954 (conditional_replacement, value_replacement,
4955 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4956 Update a call to replace_phi_edge_with_variable.
4958 * tree-ssa-phiopt.c: Fix comments.
4960 2005-04-20 Michael Matz <matz@suse.de>
4963 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4966 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4968 * tree-ssa-phiopt.c: Fix comment typos.
4970 PR tree-optimization/21116
4971 * tree-ssa-phiopt.c: Fix a typo.
4973 2005-04-19 Richard Henderson <rth@redhat.com>
4975 * builtins.c (expand_builtin_sync_operation): Revert last change.
4976 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4978 (expand_compare_and_swap_loop): Likewise.
4979 (expand_sync_operation): Remove fallback from NAND to AND; invert
4980 memory operand when expanding from cmpxchg.
4981 (expand_sync_fetch_operation): Likewise.
4982 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4985 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4986 when implementing NAND. Fix double-add for AFTER.
4987 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4988 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4989 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4991 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4994 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4995 to return old memory value.
4996 (sync_compare_and_swap_cc<IMODE>): Likewise.
4998 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4999 return pre-reload. Don't consider output or anti dependencies.
5000 * config/ia64/sync.md (IMODE): New.
5001 (modesuffix): Add QI and HI.
5002 (memory_barrier): Simplify expansion.
5003 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
5004 (cmpxchg_acq_<IMODE>): Likewise.
5005 (sync_lock_test_and_set<IMODE>): Likewise.
5006 (sync_lock_release<IMODE>): Likewise.
5008 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
5010 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
5013 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
5015 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
5017 2005-04-20 Michael Pogue <michael.pogue@sun.com>
5018 Joseph S. Myers <joseph@codesourcery.com>
5020 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
5021 * c-typeck.c (build_c_cast): Check these options.
5022 * doc/invoke.texi: Document these options.
5024 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5026 * tree-ssa-phiopt.c: Update a comment about the pass.
5028 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
5030 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
5031 config/mcore/mcore.c: Fix comment typos.
5033 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
5035 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
5036 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
5038 2005-04-19 Paul Brook <paul@codesourcery.com>
5040 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
5042 2005-04-19 Andrew Haley <aph@redhat.com>
5045 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
5046 looking at a field's bitpos.
5048 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5050 * system.h (fopen, fdopen, freopen): Define these to the unlocked
5051 libiberty functions.
5053 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
5055 PR tree-optimization/21096
5056 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
5058 2005-04-19 Alan Modra <amodra@bigpond.net.au>
5061 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
5062 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
5064 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
5066 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
5067 refers to the function being dumped.
5069 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
5071 * varasm.c (assemble_start_function): Remove reset of in_section.
5073 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5075 PR tree-optimization/21085
5076 * fold-const (fold_binary): Don't change X % -C to X % C if C has
5079 2005-04-19 Ben Elliston <bje@au.ibm.com>
5081 * doc/invoke.texi (Optimize Options): Refer to the correct
5082 optimisation flag -ftree-dominator-opts, not -ftree-dom.
5084 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
5086 * config/rs6000/rs6000.c (machopic_output_stub): Increase
5087 alloca argument to be big enough.
5089 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
5092 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
5095 2005-04-18 Tom Tromey <tromey@redhat.com>
5097 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
5100 2005-04-18 Richard Henderson <rth@redhat.com>
5102 * config/alpha/alpha.c (alpha_split_atomic_op): New.
5103 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
5104 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
5105 * config/alpha/alpha-protos.h: Update.
5106 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
5107 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
5108 (attr type): Add ld_l, st_c, mb.
5109 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
5110 iornotsi3, xorsi_internal, xornotsi3): New.
5111 * config/alpha/ev4.md (ev4_ld): Add ld_l.
5112 (ev4_ist_c, ev4_mb): New.
5113 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
5115 * config/alpha/ev6.md (ev6_ild): Add ld_l.
5116 (ev6_ist): Add st_c.
5118 * config/alpha/sync.md: New file.
5120 2005-04-18 Richard Henderson <rth@redhat.com>
5122 * builtins.c (expand_builtin_sync_operation): Fold nand to and
5125 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
5127 2005-04-18 Devang Patel <dpatel@apple.com>
5129 * config/rs6000/atlivec.md (mulv4si3): New pattern.
5131 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5133 PR tree-optimization/20922
5134 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
5135 Fold X + c >= X and fold X - c <= X to true.
5137 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5139 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
5141 (emergency_labeled_state_free): Likewise.
5143 2005-04-18 Nick Clifton <nickc@redhat.com>
5145 * config/h8300/h8300.md (jump): Remove prescan parameter from
5146 calls to final_scan_insn.
5148 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
5149 parameter from calls to final_scan_insn.
5151 * config.gcc (m68hc12): Use the m68hc11.opt file for target
5153 (v850e, v850e1): Use the v850.opt file for target specific
5156 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
5158 PR tree-optimization/21001
5159 * tree-optimize.c (init_tree_optimization_passes): Move the
5160 first pass_forwprop immediately before pass_vrp.
5162 2005-04-17 Ian Lance Taylor <ian@airs.com>
5164 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
5165 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
5166 from enum tree_code op to bool is_sizeof.
5167 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
5168 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
5169 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
5171 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
5173 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
5176 2005-04-17 Ian Lance Taylor <ian@airs.com>
5178 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
5180 2005-04-17 Richard Henderson <rth@redhat.com>
5182 * config/alpha/alpha.c (va_list_skip_additions): Only define if
5184 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
5185 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
5186 of indirection through ssa names while looking for the gpr counter
5188 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
5189 saved va_list_gpr_size and va_list_fpr_size.
5191 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5193 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
5194 both pointers or both integers.
5196 * tree-vrp.c (maybe_add_assert_expr): Don't assert
5197 ASSERT_EXPRs for single-use variable.
5199 * tree-into-ssa.c: Fix a comment typo.
5201 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
5203 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
5204 -mipsN before forcing a default of -mips2.
5206 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5208 * predict.h (IS_TAKEN): Remove.
5209 * rtl.h (NOTE_PREDICTION): Likewise.
5211 * modulo-sched.c (CFG_HOOKS): Remove.
5213 * c-parser.c (N_C_TTYPES): Remove.
5215 * tree-flow-inline.h (get_stmt_operands): Remove.
5216 * lambda-code.c, tree-ssa-loop-unswitch.c,
5217 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
5218 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
5219 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
5220 calls to get_stmt_operands.
5221 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
5223 2005-04-17 Richard Henderson <rth@redhat.com>
5226 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
5227 of CUMULATIVE_ARGS past the last named argument.
5228 (alpha_va_start): Expect pretend_args_size only if strictly less than
5231 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5234 * builtins.c (expand_builtin_strcat): Convert the result of
5235 strlen to the right type.
5236 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
5237 avoid creating type mismatches.
5238 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
5241 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
5243 2005-04-16 Richard Henderson <rth@redhat.com>
5246 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
5247 Use the mode of boolean_type_node when the user doesn't provide one.
5248 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
5250 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
5253 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
5256 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
5259 2005-04-16 Roger Sayle <roger@eyesopen.com>
5260 Steven Bosscher <stevenb@suse.de>
5262 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
5263 (fold_unary_to_constant): Likewise.
5265 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
5267 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
5270 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
5272 * doc/install.texi (Specific): Avoid using asterisks in @anchor
5273 names related to target triplets.
5274 Remove i?86-*-esix from platform directory.
5275 Remove powerpc-*-eabiaix from platform directory.
5277 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
5280 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
5281 falling through from SUBREG case to REG.
5283 2005-04-15 Roger Sayle <roger@eyesopen.com>
5285 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
5286 (fold_binary): Update comment mentioning fold_relational_hi_lo.
5287 (fold_binary_to_constant): Simplify using fold_binary.
5288 (fold_unary_to_constant): Likewise, simplify using fold_unary.
5290 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5292 * gthr-posix.c (pthread_cancel): Define.
5293 (pthread_mutexattr_init): Likewise.
5294 (pthread_mutexattr_settype): Likewise.
5295 (pthread_mutexattr_destroy): Likewise.
5297 2005-04-15 David S. Miller <davem@davemloft.net>
5300 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
5302 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5304 PR tree-optimization/21031
5305 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
5306 (forward_propagate_into_cond_1): Call it. Forward propagate
5307 integer-integer casts into COND_EXPRs.
5309 2005-04-15 Dave Korn <dave.korn@artimi.com>
5311 * gcc.c (default_compilers): Clarify obscure error message when
5312 reading from standard input.
5314 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5316 * basic-block.h (PROP_EQUAL_NOTES): Remove.
5317 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
5319 * tree-ssa-alias.c (init_alias_info): Remove a call to
5322 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
5324 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
5325 of non-virtual PHI nodes like we use to.
5327 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
5329 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
5330 (attr_copy_rtx): Do not use it.
5332 2005-04-15 Andrew Macleod <amacleod@redhat.com>
5334 * doc/tree-ssa.texi: Grammer/abbreviation updates.
5336 2005-04-15 Diego Novillo <dnovillo@redhat.com>
5338 * tree-vect-transform.c (vectorizable_store): Mark necessary
5339 objects in the vectorized store needing renaming. Update the
5340 SSA graph for V_MAY_DEF operands in the original store.
5342 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5344 * tree-ssa-pre.c (compute_avail): It's okay to have
5345 TREE_INVARIANT's here, and value number the resulting expressions.
5346 (create_expression_by_pieces): Make sure operands that were
5347 min_invariant when we started, stay that way.
5349 2005-04-15 David Edelsohn <edelsohn@gnu.org>
5351 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
5353 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5355 PR tree-optimization/20936.
5356 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
5358 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5360 * doc/invoke.texi: Fix typos.
5361 * doc/md.texi: Likewise.
5362 * doc/rtl.texi: Likewise.
5363 * doc/sourcebuild.texi: Likewise.
5364 * doc/tm.texi: Likewise.
5366 2005-04-15 Uros Bizjak <uros@kss-loka.si>
5368 PR tree-optimization/21004
5369 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
5370 and floorl in c99 mode only.
5371 * builtins.c (expand_builtin_int_roundingfn): Assert that
5372 fallback_fndecl is not NULL_TREE.
5374 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5376 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
5377 * basic-block.h: Update the prototype for
5378 purge_all_dead_edges.
5379 * cfgexpand.c (tree_expand_cfg): Update a call to
5380 purge_all_dead_edges.
5381 * combine.c (combine_instructions): Likewise.
5382 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
5383 rest_of_handle_cse2, rest_of_handle_gcse,
5384 rest_of_handle_postreload): likewise.
5386 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
5389 * gimplify.c (gimplify_addr_expr): Compensate for removal of
5390 e.g. cv-qualification conversions.
5392 2005-04-14 Mike Stump <mrs@apple.com>
5394 * config/darwin-c.c (framework_construct_pathname): We must
5395 find all headers of a framework in the first instance of it
5396 found in the seach path.
5398 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5400 PR tree-optimization/21021
5401 * tree-vrp.c (compare_values): Work around a bug in the front
5402 end that produces a comparison of mismatched types.
5404 2004-04-14 Richard Henderson <rth@redhat.com>
5406 * config/ia64/ia64.h (enum fetchop_code): Remove.
5407 (enum ia64_builtins): Move ...
5408 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
5409 members except BSP and FLUSHRS.
5410 (ia64_init_builtins): Remove __sync builtins.
5411 (ia64_expand_builtin): Likewise.
5412 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
5413 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
5414 (ia64_expand_lock_release): Remove.
5415 * config/ia64/ia64.md (mf): Move to sync.md.
5416 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
5417 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
5418 * config/ia64/sync.md: New file.
5419 (memory_barrier): Rename from mf.
5420 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
5421 (cmpxchg_acq_<I48MODE>): Likewise.
5422 (sync_lock_test_and_set<I48MODE>): Likewise.
5424 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
5425 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
5427 2004-04-14 Richard Henderson <rth@redhat.com>
5429 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
5430 (ix86_compare_emitted): New.
5431 (ix86_expand_compare): Use ix86_compare_emitted if set.
5432 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
5433 and ix86_compare_op0 are set.
5434 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
5435 (TARGET_CMPXCHG, TARGET_XADD): New.
5436 (ix86_compare_emitted): Declare.
5437 * config/i386/i386.md: Include sync.md
5438 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
5439 (UNSPECV_XCHG, UNSPECV_LOCK): New.
5440 * config/i386/sync.md: New file.
5442 2004-04-14 Richard Henderson <rth@redhat.com>
5445 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
5446 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
5447 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
5448 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
5449 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
5450 BT_FN_I8_VPTR_I8_I8): New.
5451 * builtins.def (DEF_SYNC_BUILTIN): New.
5452 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
5453 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
5454 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
5455 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
5456 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
5457 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
5458 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
5459 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
5460 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
5461 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
5462 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
5463 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
5464 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
5465 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
5466 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
5467 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
5468 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
5469 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
5470 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
5471 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
5472 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
5473 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
5474 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
5475 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
5476 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
5477 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
5478 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
5479 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
5480 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
5481 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
5482 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
5483 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
5484 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
5485 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
5486 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
5487 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
5488 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
5489 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
5490 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
5491 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
5492 BUILT_IN_SYNCHRONIZE: New.
5493 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
5494 as a function. Accept __sync_ as a prefix as well.
5495 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
5496 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
5497 expand_builtin_lock_release): New.
5498 (expand_builtin): Call them.
5499 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
5500 neither BOTH_P nor FALLBACK_P are defined.
5501 (builtin_type_for_size): New.
5502 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
5503 (resolve_overloaded_builtin): New.
5504 * c-common.h (resolve_overloaded_builtin): Declare.
5505 (builtin_type_for_size): Declare.
5506 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
5507 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
5508 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
5509 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
5510 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
5511 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
5512 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
5513 sync_compare_and_swap_cc, sync_lock_test_and_set,
5514 sync_lock_release): New.
5515 * optabs.h: Declare them.
5516 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
5517 expand_sync_operation, expand_sync_fetch_operation,
5518 expand_sync_lock_test_and_set): Declare.
5519 * genopinit.c (optabs): Add sync optabs.
5520 * optabs.c (init_optabs): Initialize sync optabs.
5521 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
5522 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
5523 expand_sync_operation, expand_sync_fetch_operation,
5524 expand_sync_lock_test_and_set): New.
5525 * doc/extend.texi (Atomic Builtins): New section
5526 * doc/md.texi (Standard Names): Add sync patterns.
5528 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
5530 * tree-eh.c (lower_try_finally_copy): Generate new code in
5531 response to goto_queue entries as if the queue was sorted by
5532 index, not pointers.
5533 (lower_try_finally_switch): Likewise.
5535 2005-04-14 Richard Henderson <rth@redhat.com>
5537 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
5538 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
5540 (ix86_expand_fp_movcc): Update to match.
5541 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
5542 * config/i386/i386-protos.h: Update.
5543 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
5544 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
5546 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
5548 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
5551 2005-04-14 Julian Brown <julian@codesourcery.com>
5553 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
5554 link failures on ppc64 Linux.
5556 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
5558 * config.gcc: Set cpu_type for s390.
5560 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5562 Fix PR tree-optimization/20963
5563 * tree-ssa-pre.c (compute_avail): Remove special case for
5565 (create_expression_by_pieces): Add value numbers for forced out
5568 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
5570 * config/cris/cris.md: Replace references to (reg:SI 16) with
5571 (reg:SI CRIS_SRP_REGNUM).
5573 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5575 PR tree-optimization/20657
5576 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
5577 create an appropriate range from it.
5579 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5581 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
5582 <UNSPEC_FIST_CEIL> case.
5584 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
5585 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
5586 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
5587 to implement lfloor and llfloor built-ins as x87 intrinsic function.
5588 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
5589 (lfloor<mode>2): New expanders.
5590 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
5591 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
5592 to implement lceil and llceil built-ins as x87 intrinsic function.
5593 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
5594 (lceil<mode>2): New expanders.
5596 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5598 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
5599 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
5601 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
5604 * config/s390/s390-modes.def: Define TFmode.
5606 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
5608 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
5609 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5610 * config/mips/mips.c (mips16_insn_length): Remove reference to
5611 JUMP_TABLES_IN_TEXT_SECTION.
5613 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
5615 * simplify-rtx.c (simplify_binary_operation_1): Return
5616 scalar or vector of constant 0, depending on the xor's
5619 2005-04-13 Dale Johannesen <dalej@apple.com>
5621 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
5622 (objc-act.o): Ditto.
5623 * objc/objc-act.c (objc_gimplify_expr): New.
5624 (objc_get_callee_fndecl): New.
5625 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
5626 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
5627 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
5629 2005-04-13 Devang Patel <dpatel@apple.com>
5631 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
5634 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
5636 CRIS prologue as RTL.
5637 * config/cris/cris-protos.h (cris_emit_movem_store)
5638 (cris_expand_prologue): Prototype.
5639 * config/cris/cris.c (struct machine_function): New member
5641 (cfa_label_num, cris_target_asm_function_prologue): Remove.
5642 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
5643 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
5644 (cris_load_multiple_op, cris_return_address_on_stack)
5645 (cris_return_address_on_stack_for_return): ISO-Cify.
5646 (cris_store_multiple_op): New predicate function.
5647 (cris_expand_prologue, cris_emit_movem_store): New functions.
5648 (cris_print_operand) <case 'O'>: Handle modifications other than
5650 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
5651 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
5652 (cris_gen_movem_load): Rearrange slightly to make local variable
5653 src a parameter, removing osrc.
5654 (cris_setup_incoming_varargs): Set machine_function member
5655 stdarg_regs to correspond to the number of registers that need to
5657 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
5659 (PREDICATE_CODES): Add cris_store_multiple_op. Make
5660 cris_general_operand_or_gotless_symbol accept UNSPEC.
5661 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
5662 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
5663 ("*cris_store_multiple"): New pattern. Tweak common comment above
5664 this and "*cris_load_multiple".
5665 ("prologue"): New define_expand.
5667 * config/cris/cris.md ("epilogue"): Conditionalize on
5668 TARGET_PROLOGUE_EPILOGUE.
5670 2005-04-13 Steve Ellcey <sje@cup.hp.com>
5673 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
5674 fpsr 0 instead of fpsr 1.
5675 (divsf3_internal_thr): Ditto.
5676 (divdf3_internal_lat): Ditto.
5677 (divdf3_internal_thr): Ditto.
5678 (divxf3_internal_lat): Ditto.
5679 (divxf3_internal_thr): Ditto.
5681 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5683 PR tree-optimization/20913
5684 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
5686 PR tree-optimization/20702
5687 * tree-vrp.c (maybe_add_assert_expr): Recurse into
5688 dominator children that haven't been walked into.
5690 2005-04-13 Julian Brown <julian@codesourcery.com>
5692 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
5693 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
5696 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5698 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
5699 config/i386/sse.md: Fix comment typos.
5701 * genattrtab.c (NULL_ATTR): Remove.
5702 * ifcvt.c (NULL_EDGE): Likewise.
5704 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
5706 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
5707 NOTE_PREDICT): Remove.
5709 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5711 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
5712 * configure: Regenerate.
5713 * config.in: Likewise.
5714 * system.h: Declare vsnprintf if not already declared.
5716 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5718 * optc-gen.awk: Handle stand-alone Mask records.
5719 * opth-gen.awk: Likewise.
5720 * doc/options.texi (Option file format): Document them.
5721 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
5722 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
5723 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
5724 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
5725 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
5726 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
5727 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
5728 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
5729 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
5730 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
5731 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
5732 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
5733 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
5734 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
5735 TARGET_LONG_DOUBLE_128): Likewise.
5736 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
5737 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
5738 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
5739 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
5740 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
5741 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
5742 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
5743 * config/sparc/sparc.c (fpu_option_set): New global.
5744 (sparc_handle_option): New function.
5745 (sparc_override_options): Test fpu_option_set.
5746 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
5747 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
5748 * config/sparc/sparc.opt: New file.
5749 * config/sparc/little-endian.opt: Likewise.
5750 * config/sparc/long-double-switch.opt: Likewise.
5752 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
5754 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
5755 (bfin_handle_options): Set it if -mshared-library-id= is seen.
5756 * config/bfin/bfin.opt (mshared-library-id=): Lose
5757 Var(bfin_lib_id_given).
5759 2005-04-13 Matt Thomas <matt@3am-software.com>
5761 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
5764 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5766 * rtl.h (CLEAR_RTX_FLAGS): Remove.
5768 * cgraphunit.c (INSNS_PER_CALL): Remove.
5770 * tree-ssa-forwprop.c (vars,
5771 record_single_argument_cond_exprs,
5772 substitute_single_use_vars): Remove.
5773 (forward_propagate_into_cond_1, forward_propagate_into_cond):
5775 (tree_ssa_forward_propagate_single_use_vars): Call
5776 forward_propagate_into_cond for each COND_EXPR.
5778 * tree-inline.c (INSNS_PER_STMT): Remove.
5780 2005-04-12 Richard Henderson <rth@redhat.com>
5782 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
5783 (ix86_expand_sse_fp_minmax): ... from ...
5784 (ix86_expand_fp_movcc): ... here.
5785 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
5786 * config/i386/i386-protos.h: Update.
5787 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
5788 (sse_setccsf, sse_setccdf): Allow before reload.
5789 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
5790 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
5791 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
5792 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
5793 (anddf3, nanddf3, iordf3, xordf3): New.
5795 2005-04-12 Jeff Law <law@redhat.com>
5797 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
5798 (tree-ssa-uncprop.o): Add dependencies.
5799 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
5800 * tree-flow.h (remove_useless_stmts): Remove prototype.
5801 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5802 remove_useless_stmts.
5803 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
5804 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
5805 * tree-pass.h (pass_uncprop): Declare.
5806 * tree-ssa-uncprop.c: New file.
5808 2005-04-12 James E. Wilson <wilson@specifixinc.com>
5811 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
5813 2005-04-12 Caroline Tice <ctice@apple.com>
5815 Temporary fix for partitioning problems.
5816 * passes.c (rest_of_handle_final): Remove code that
5817 frees unlikely_text_section_name,
5818 * varasm.c (assemble_start_function): Test for partitioning
5819 flag before writing out section labels.
5820 (assemble_end_function): Test for partitioning flag before
5821 writing out section labels.
5823 2005-04-12 Steven Bosscher <stevenb@suse.de>
5824 Stuart Hastings <stuart@apple.com>
5825 Jan Hubicka <jh@suse.cz>
5827 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
5828 references to gt-tree-cfg.h.
5829 * basic-block.h (struct basic_block_def): Don't skip rbi
5830 for garbage collection.
5831 (struct reorder_block_def): Make GTY-able.
5832 (struct control_flow_graph): New structure.
5833 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
5834 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
5835 but instead defines to the control_flow_graph for cfun.
5836 (label_to_block_map): New define, points to the label map of
5837 the control_flow_graph for cfun.
5838 (n_edges_for_function, n_basic_blocks_for_function,
5839 last_basic_block_for_function, basic_block_info_for_function,
5840 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5841 basic_block_info_for_function, label_to_block_map_for_function):
5842 Counterparts for the above, taking a struct function as an extra
5844 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5845 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5846 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5847 (alloc_rbi_pool, free_rbi_pool): Remove.
5848 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5849 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5851 (cfg_layout_finalize) ... and don't free it here.
5852 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5854 * flow.c (free_basic_block_vars): Set label_to_block_map and
5855 n_edges to zero too.
5856 * function.h (struct function): Add cfg field.
5857 * function.c (allocate_struct_function): Allocate the cfg.
5858 * tree-cfg.c (label_to_block_map): Remove.
5859 (build_tree_cfg): Don't allocate the rbi pool here...
5860 (delete_tree_cfg_annotations): ...and don't free it here.
5861 Also don't nullify label_to_block_map for cfun.
5863 2005-04-12 Caroline Tice <ctice@apple.com>
5865 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5866 Revert my patch from April 9.
5867 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5868 (reorder_basic_blocks): Revert my patch from April 9.
5869 (insert_section_boundary_note): Revert my patch from April 9.
5870 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5871 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5872 (COLD_END_LABEL): Revert my patch from April 9.
5873 (cold_text_section_label): Revert my patch from April 9.
5874 (cold_end_label): Revert my patch from April 9.
5875 (dwarf2out_switch_text_section): Revert my patch from April 9.
5876 (output_aranges): Revert my patch from April 9.
5877 (output_ranges): Revert my patch from April 9.
5878 (output_line_info): Revert my patch from April 9.
5879 (add_location_or_const_value_attribute): Revert my patch from April 9.
5880 (dwarf2out_var_location): Revert my patch from April 9.
5881 (dwarf2out_init): Revert my patch from April 9.
5882 (dwarf2out_finish): Revert my patch from April 9.
5883 * function.h (struct function): Revert my patch from April 9.
5884 * opts.c (decode_options): Revert my patch from April 9.
5885 * output.h (unlikely_section_label, hot_section_label,
5886 hot_section_end_label, cold_section_end_label,
5887 unlikely_text_section_name): Revert my patch from April 9.
5888 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5889 * varasm.c (unlikely_section_label, hot_section_label,
5890 hot_section_end_label, cold_section_end_label,
5891 unlikely_text_section_name): Revert my patch from April 9.
5892 (initialize_cold_section_name): Revert my patch from April 9.
5893 (unlikely_text_section): Revert my patch from April 9.
5894 (in_unlikely_text_section): Revert my patch from April 9.
5895 (named_section): Revert my patch from April 9.
5896 (function_section): Revert my patch from April 9.
5897 (current_function_section): Revert my patch from April 9.
5898 (assemble_start_function): Revert my patch from April 9.
5899 (assemble_end_function): Revert my patch from April 9.
5900 (default_section_type_flags_1): Revert my patch from April 9.
5902 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5904 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5905 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5907 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5909 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5912 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5913 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5915 2004-04-12 Richard Henderson <rth@redhat.com>
5917 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5918 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5919 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5920 (UNSPEC_*, UNSPECV_*): Renumber.
5922 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5925 From Richard Henderson <rth@redhat.com>:
5926 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5929 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5931 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5933 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5935 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5936 (bfin_library_id): New variable.
5937 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5938 instead of bfin_library_id_string.
5939 (bfin_handle_option): New function.
5940 (override_options): Remove most code to deal with shared library IDs,
5941 just check they aren't used without -mid-shared-library.
5942 (TARGET_HANDLE_OPTION): Define.
5943 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5944 * config/bfin/bfin.opt (mshared-library-id=): New.
5946 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5948 * tree-vect-transform.c: Fix comment typos.
5950 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5952 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5953 split critical edges when not possible/profitable.
5955 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5957 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5958 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5959 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5960 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5961 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5962 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5963 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5964 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5966 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5967 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5968 * config/ns32k/ns32k.opt: New file.
5970 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5972 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5973 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5974 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5975 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5976 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5977 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5978 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5979 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5980 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5981 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5982 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5983 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5984 (MASK_COLDFIRE): Formatting fixes.
5985 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5986 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5987 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5988 "_current_shared_library_a5_offset_".
5989 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5990 (MASK_ALL_CPU_BITS): New macro.
5991 (m68k_handle_option): New function.
5992 (override_options): Remove handling of m68k_library_id_string.
5993 * config/m68k/m68k.opt: New file.
5994 * config/m68k/ieee.opt: New file.
5996 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5998 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5999 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
6000 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6001 (TARGET_CXX): Adjust accordingly.
6002 * target.h (struct gcc_target): Remove epxort_class_data. Add
6003 determine_class_data_visibility and class_data_always_comdat.
6004 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6005 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
6006 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6007 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
6008 (arm_cxx_determine_class_data_visibility): New.
6009 (arm_cxx_class_data_always_comdat): Likewise.
6010 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6011 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
6012 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6013 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
6014 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
6017 2005-04-11 Devang Patel <dpatel@apple.com>
6019 * tree-data-ref.c (build_classic_dist_vector,
6020 compute_subscript_distance): Make externally visible.
6021 * tree-data-ref.h (build_classic_dist_vector,
6022 compute_subscript_distance): Same.
6023 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6024 Check distance vector against vectorization factor.
6025 (vect_analyze_loop): Determine vectorizaion factor before
6026 analyzing data dependences.
6027 * tree-vectorizer.c (loops_num): Make it externally visible and
6029 * tree-vectorizer.c (vect_loops_num): ... new name.
6030 * tree-vectorizer.h (vect_loops_num): New.
6032 2005-04-11 Devang Patel <dpatel@apple.com>
6034 * tree-vect-analyze.c (vect_analyze_operations): Check
6035 vectorizable codition.
6036 * tree-vect-transform.c (vect_is_simple_cond): New function.
6037 (vectorizable_condition): New function.
6038 (vect_transform_stmt): Handle condition_vec_info_type.
6039 * tree-vectorizer.h (enum stmt_vec_info_type): Add
6040 condition_vec_info_type.
6041 (vectorizable_condition): New.
6043 2005-04-11 Geoffrey Keating <geoffk@apple.com>
6045 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
6046 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
6047 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
6049 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
6050 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
6052 * dwarf2out.c (output_line_info): Don't try to dereference
6053 a NULL current_function_decl.
6055 * config/t-slibgcc-darwin: Don't put shared libraries in
6056 directories other than $(slibdir).
6057 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
6060 2005-04-11 Diego Novillo <dnovillo@redhat.com>
6062 PR tree-optimization/20933
6063 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
6064 logic to reject aliases between read-only and writable
6066 (may_alias_p): ... here.
6067 (get_tmt_for): Do not associate read-only tags to pointers
6068 whose pointed-to type is not read-only.
6069 * tree-ssa.c (verify_ssa): Check that memory stores have at
6070 least one V_MAY_DEF or V_MUST_DEF.
6072 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6075 * configure.ac (gcc_UNLOCKED_FUNCS): New.
6076 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
6077 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
6078 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
6080 (fwrite_unlocked): Fix prototype.
6082 * configure, config.in: Regenerate.
6084 2005-04-11 David Edelsohn <edelsohn@gnu.org>
6086 * tree-ssa-loop-im.c: Include real.h.
6087 (determine_invariantness_stmt): If real division divisor is
6088 invariant and flag_unsafe_math_optimizations enabled, generate
6089 invariant reciprocal for hoisting.
6090 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
6092 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
6094 Fix PR tree-optimization/20926
6096 * tree-ssa-alias.c (add_type_alias): Handle subvars.
6098 2005-04-11 Devang Patel <dpatel@apple.com>
6100 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
6103 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
6105 * fold-const.c (fold_binary_op_with_conditional_arg):
6106 use fold_buildN instead of "fold (buildN" in some
6108 (fold_unary): Likewise.
6109 (fold_binary): Likewise.
6111 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
6113 Fix PR tree-optimization/20612
6114 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
6116 (perfect_nestify): preheaderbb is *not* part of loop of the
6119 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
6121 * tree-ssa-alias.c (may_alias_p): If the variable
6122 is a global variable and the pointer is parameter
6123 and -fargument-noalias-global is used, then
6124 the pointer cannot alias the variable.
6126 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
6128 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
6129 * config/sparc/sparc.h: Likewise.
6130 * config/sparc/sparc.md: Likewise.
6132 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
6134 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
6136 * tree-vrp.c: Fix a comment typo.
6138 2005-04-11 Diego Novillo <dnovillo@redhat.com>
6140 PR tree-optimization/20920
6141 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
6142 SSA_NAME flows through an abnormal edge.
6143 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
6144 through abnormal edges.
6145 (maybe_add_assert_expr): Likewise.
6147 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
6149 * config/s390/s390.h (s390_tune_string, s390_arch_string)
6150 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
6151 (s390_stack_size_string, s390_stack_guard_string, target_flags)
6152 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
6153 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
6154 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
6155 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
6156 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
6157 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
6158 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
6159 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6160 (TARGET_HANDLE_OPTION): Likewise.
6161 (s390_tune): Initialize to PROCESSOR_max.
6162 (s390_arch_string): Make static.
6163 (s390_tune_string, s390_warn_framesize_string): Delete.
6164 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
6165 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
6166 (s390_handle_arch_option, s390_handle_option): New functions.
6167 (override_options): Remove parsing of option strings.
6168 * config/s390/s390.opt: New file.
6170 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
6172 * tree-complex.c (expand_vector_operations): Call
6173 update_stmt_if_modified.
6175 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
6177 * tree-vect-analyze (vect_determine_vectorization_factor):
6178 Do not use GET_MODE_NUNITS.
6179 * tree-vect-transform.c (vect_get_vec_def_for_operand,
6180 (vectorizable_load, vect_transform_loop): Likewise.
6182 2005-04-11 Uros Bizjak <uros@kss-loka.si>
6184 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
6185 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
6186 * optabs.h (enum optab_index): Add new OTI_lceil.
6187 (lceil_optab): Define corresponding macro.
6188 * optabs.c (init_optabs): Initialize lceil_optab.
6189 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
6190 and lceildi2 patterns.
6191 * builtins.c (expand_builtin_int_roundingfn): Handle
6192 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
6193 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
6194 BUILT_IN_LLCEIL{,F,L}.
6195 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
6196 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
6197 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
6198 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
6199 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
6200 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
6201 into lceil built-in function and (long long int)ceil{,f,l} into
6202 llceil built-in function.
6203 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
6206 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6208 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
6211 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
6213 * config/arm/arm.c: Fix a comment typo.
6214 * doc/tree-ssa.texi: Fix a typo.
6216 2005-04-10 Steven Bosscher <stevenb@suse.de>
6218 * cselib.c (clear_table): Rename to cselib_clear_table.
6219 * cselib.h (cselib_clear_table): Add prototype.
6220 * gcse.c (gcse_main): Make 'f' argument unused.
6221 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
6222 of each basic block instead.
6223 (compute_sets, compute_hash_table_work): Likewise.
6224 (constprop_register): Change int 'alter_jumps' argument to bool.
6225 (do_local_cprop): Likewise.
6226 (local_cprop_pass): Likewise. Also walk basic blocks instead of
6227 the insn chain. Explicitly clear the cselib tables after finishing
6228 one basic block. Make sure there are no unterminated libcall blocks.
6229 Update compute_sets call.
6230 (cprop): Walk basic blocks instead of the insn chain.
6231 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
6233 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
6234 one_cprop_pass calls.
6236 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
6238 * combine.c (combine_simplify_rtx): Remove a transformation that
6239 relies on an invalid assumption about rtl sign-extension semantics.
6241 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
6243 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
6244 to build_int_cst_wide.
6246 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
6249 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
6250 set the original address pseudo to the correct value before the
6251 original insn, if possible, and leave the insn alone, otherwise
6252 create a new pseudo, set it and replace it in the insn.
6253 * recog.c (validate_change_maybe_volatile): New.
6254 * recog.h (validate_change_maybe_volatile): Declare.
6256 2005-04-09 Caroline Tice <ctice@apple.com>
6258 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6259 Remove targetm.have_named_sections test.
6260 (fix_edges_for_rarely_executed_code): Likewise.
6261 (insert_section_boundary_note): Likewise.
6262 (reorder_basic_blocks): Check partitioning flag before calling
6263 verify_hot_cold_block_grouping.
6264 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6265 the function struct rather than global variables.
6266 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6267 (COLD_END_LABEL): Likewise
6268 (cold_text_section_label): New static global variable.
6269 (cold_end_label): Likewise.
6270 (dwarf2out_switch_text_section): Get hot/cold section labels from
6271 the function struct rather than global variables.
6272 (output_aranges): Use cold_text_section_label and cold_end_label;
6273 check partitioning flag before putting out delta.
6274 (output_ranges): Remove incorrect code attempting to use
6276 (output_line_info): Get cold section label from function struct.
6277 (add_location_or_const_value_attribute): Likewise.
6278 (get_subprogram_die): Get hot/cold section labels from function struct.
6279 (dwarf2out_var_location): Likewise.
6280 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6281 write out cold_text_section_label if partition flag is set.
6282 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6283 * function.h (struct function): Add new fields to point to hot/cold
6284 section labels: hot_section_label, cold_section_label,
6285 hot_section_end_label and cold_section_end_label; also add new field
6286 for cold text section name, unlikely_text_section_name.
6287 * opts.c (decode_options): Turn off partitioning flag if
6288 !targetm.have_named_sections.
6289 * output.h (hot_section_label): Remove.
6290 (hot_section_end_label): Remove.
6291 (cold_section_end_label): Remove.
6292 (unlikely_section_label): Remove.
6293 (unlikely_text_section_name): Remove.
6294 * passes.c (rest_of_handle_final): Remove code that frees
6295 unlikely_text_section_name.
6296 * varasm.c (unlikely_section_label): Remove.
6297 (hot_section_label): Remove.
6298 (hot_section_end_label): Remove.
6299 (cold_section_end_label): Remove.
6300 (unlikely_text_section_name): Remove.
6301 (initialize_cold_section_name): Modify to call
6302 targetm.strip_name_encoding; to store cold section name in current
6303 function struct, if it exists; and to only use the decl_section_name
6304 if flag_named_sections is true.
6305 (unlikely_text_section): Modify to get section name out of current
6306 function struct, if there is one; otherwise build it from
6307 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6308 (in_unlikely_text_section): Likewise.
6309 (named_section): Modify to get/put cold section name in current function
6310 struct, if there is one.
6311 (function_section): Change 'bool unlikely' to 'int reloc'; check
6312 targetm.have_named_sections before calling named_section.
6313 (current_function_section): Likewise.
6314 (assemble_start_function): Modify to get/put unlikely_text_section_name
6315 in current function struct; modify to get hot/cold section labels
6316 from function struct; initialize labels using
6317 ASM_GENERATE_INTERNAL_LABEL;
6318 test partitioning flag before writing out hot section label.
6319 (assemble_end_function): Test partitioning flag before writing out
6320 hot/cold section labels.
6321 (default_section_type_flags_1): Modify to use array instead of
6322 char* for unlikely_text_section_name; set flags correctly for
6323 cold text section if there is not a current function decl.
6325 2005-04-09 Jakub Jelinek <jakub@redhat.com>
6327 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6328 and TI_VA_LIST_FPR_COUNTER_FIELD.
6329 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6330 * tree-pass.h (pass_stdarg): Add.
6331 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6332 * tree-stdarg.c: New file.
6333 * tree-stdarg.h: New file.
6334 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6335 (tree-stdarg.o): Add dependencies.
6336 * function.h (struct function): Add va_list_gpr_size and
6337 va_list_fpr_size fields.
6338 * function.c (allocate_struct_function): Initialize them.
6339 * target.h (struct gcc_target): Add stdarg_optimize_hook.
6340 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
6341 (TARGET_INITIALIZER): Add it.
6343 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6344 va_list_{g,f}pr_counter_field.
6345 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6346 area will not be used. Only save registers that tree-stdarg.c
6347 detected they need saving.
6348 (ix86_va_start): Don't set up fields that won't be used.
6350 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6351 va_list_{g,f}pr_counter_field.
6352 (setup_incoming_varargs): Don't do anything if reg_save
6353 area will not be used. Only save registers that tree-stdarg.c
6354 detected they need saving.
6355 (rs6000_va_start): Don't set up fields that won't be used.
6357 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
6358 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
6359 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
6360 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
6362 2005-04-09 Jakub Jelinek <jakub@redhat.com>
6365 * config/i386/i386.c (construct_container): Pass empty aligned
6366 struct, union or class in memory.
6368 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
6370 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
6371 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
6372 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
6373 config/rs6000/predicates.md: Fix comment typos.
6375 * sched-int.h (haifa_insn_data): Remove blockage and units.
6376 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
6377 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
6378 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
6380 2005-04-09 Jan Hubicka <jh@suse.cz>
6381 Steven Bosscher <stevenb@suse.de>
6383 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
6384 * cfgloop.c (get_loop_exit_edges): Likewise.
6385 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
6387 * loop-unroll.c (analyze_insns_in_loop): Likewise.
6388 * tree-cfg.c (dump_cfg_status): Likewise.
6390 2005-04-09 David Edelsohn <edelsohn@gnu.org>
6392 * config/rs6000/predicates.md (altivec_register_operand): Remove
6393 redundant match_code test.
6394 (gpc_reg_operand): Same.
6395 (cc_reg_operand): Same.
6396 (cc_reg_not_cr0_operand): Same.
6398 2005-04-09 Jan Hubicka <jh@suse.cz>
6400 Forgotten hunk from my last merge patch:
6401 * final.c (output_addr_const): Do not call mark_referenced.
6403 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
6405 * doc/tree-ssa.texi: Add immediate use documentation.
6407 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
6409 * arm.c (FL_WBUF): Define.
6410 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
6411 (arm_is_6_or_7): Delete.
6412 (arm_tune_wbuf): New.
6413 (arm_override_options): Set arm_tune_wbuf.
6414 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
6415 (arm_is_6_or_7): Delete declaration.
6416 (arm_tune_wbuf): New declartion.
6417 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
6418 (model_wbuf): Derive from arm_tune_wbuf.
6419 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
6420 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
6421 (arm740t): Mark CPUs as having a write buffer.
6423 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6425 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
6426 of 'const_double_operand' in operand 2 constraints. Update enable
6429 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6431 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
6432 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
6433 * optabs.h (enum optab_index): Add new OTI_lfloor.
6434 (lfloor_optab): Define corresponding macro.
6435 * optabs.c (init_optabs): Initialize lfloor_optab.
6436 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
6437 and lfloordi2 patterns.
6438 * builtins.c (expand_builtin_int_roundingfn): New prototype.
6439 (expand_builtin_int_roundingfn): New function.
6440 (fold_builtin_int_roundingfn): New prototype.
6441 (fold_builtin_int_roundingfn): New function, renamed from
6442 fold_builtin_lround.
6443 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
6444 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
6445 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
6446 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
6447 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
6448 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
6449 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
6450 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
6451 into lfloor built-in function and (long long int)floor{,f,l} into
6452 llfloor built-in function.
6453 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
6456 2005-04-08 Ian Lance Taylor <ian@airs.com>
6458 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
6459 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
6460 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
6461 (DO_COND, DO_BODY): Likewise.
6462 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
6463 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
6464 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
6465 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
6466 (build_continue_stmt, build_break_stmt): Don't declare.
6467 (c_do_switch_warnings): Update declaration.
6468 * c-gimplify.c (enum bc_t): Remove.
6469 (struct c_gimplify_ctx, ctxp): Remove.
6470 (push_context, pop_context): Remove static functions.
6471 (c_genericize): Don't call push_context or pop_context.
6472 (begin_bc_block, finish_bc_block): Remove static functions.
6473 (build_bc_goto): Likewise.
6474 (gimplify_c_loop): Likewise.
6475 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
6476 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
6477 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
6478 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
6479 * c-common.c (c_do_switch_warnings): Rename from
6480 c_do_switch_warnings_1.
6481 (c_do_switch_warnings) [old version]: Remove.
6482 (c_do_switch_expr_warnings): Remove.
6483 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
6484 function instead of c_do_switch_expr_warnings.
6485 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
6486 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
6487 * c-pretty-print.c (pp_c_statement): Likewise.
6488 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
6490 2005-04-08 Devang Patel <dpatel@apple.com>
6492 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
6493 While selecting replacement condition pay attention to loop header.
6495 2005-04-08 Diego Novillo <dnovillo@redhat.com>
6497 Merge from tree-cleanup-branch: VRP, store CCP, store
6498 copy-prop, incremental SSA updating of FUD chains and
6499 newly exposed symbols.
6501 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
6502 (OBJS-common): Add tree-vrp.o.
6503 (tree-vrp.o): New rule.
6504 * basic-block.h (nearest_common_dominator_for_set): Declare.
6505 * common.opt (ftree-store-ccp): New flag.
6506 (ftree-copy-prop): New flag.
6507 (ftree-vrp): New flag.
6508 (ftree-store-copy-prop): New flag.
6509 * dominance.c (nearest_common_dominator_for_set): New.
6510 * domwalk.c (walk_dominator_tree): Only traverse
6511 statements in blocks marked in walk_data->interesting_blocks.
6512 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
6513 * fold-const.c (fold): Handle ASSERT_EXPR.
6514 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
6515 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
6516 flag_tree_vrp at -O2.
6517 * timevar.def (TV_TREE_VRP): Define.
6518 (TV_TREE_COPY_PROP): Define.
6519 (TV_TREE_STORE_COPY_PROP): Define.
6520 (TV_TREE_SSA_INCREMENTAL): Define.
6521 (TV_TREE_STORE_CCP): Define.
6522 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
6523 to kill_redundant_phi_nodes from comment.
6524 (verify_expr): Handle ASSERT_EXPR.
6525 * tree-dfa.c (mark_new_vars_to_rename): Remove second
6526 argument. Update all users.
6527 (mark_call_clobbered_vars_to_rename): Remove. Update all
6529 * tree-flow-inline.h (unmodifiable_var_p): New.
6530 * tree-flow.h (enum value_range_type): Declare.
6531 (struct value_range_def): Declare.
6532 (value_range): Declare.
6533 (remove_all_phi_nodes_for): Remove. Update all users.
6534 (find_phi_node_for): Declare.
6535 (add_type_alias): Declare.
6536 (count_uses_and_derefs): Declare.
6537 (kill_redundant_phi_nodes): Remove.
6538 (rewrite_into_ssa): Remove.
6539 (rewrite_def_def_chains): Remove.
6540 (update_ssa, register_new_name_mapping, create_new_def_for,
6541 need_ssa_update_p, name_registered_for_update_p,
6542 release_ssa_name_after_update_ssa, dump_repl_tbl,
6543 debug_repl_tbl, dump_names_replaced_by,
6544 debug_names_replaced_by, mark_sym_for_renaming,
6545 mark_set_for_renaming, get_current_def, set_current_def,
6546 get_value_range, dump_value_range, debug_value_range,
6547 dump_all_value_ranges, debug_all_value_ranges,
6548 expr_computes_nonzero, loop_depth_of_name,
6549 unmodifiable_var_p): Declare.
6550 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
6552 * tree-into-ssa.c (block_defs_stack): Update comment.
6553 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
6554 syms_to_rename, names_to_release, repl_tbl,
6555 need_to_initialize_update_ssa_p, need_to_update_vops_p,
6556 need_to_replace_names_p): New locals.
6557 (NAME_SETS_GROWTH_FACTOR): Define.
6558 (struct repl_map_d): Declare.
6559 (struct mark_def_sites_global_data): Add field
6561 (enum rewrite_mode): Declare.
6562 (REGISTER_DEFS_IN_THIS_STMT): Define.
6563 (compute_global_livein): Use last_basic_block instead of
6565 (set_def_block): Remove last argument. Update all callers.
6566 (prepare_use_operand_for_rename): Remove. Update all callers.
6567 (prepare_def_operand_for_rename): Remove. Update all callers.
6568 (symbol_marked_for_renaming): New.
6571 (repl_map_hash): New.
6573 (repl_map_free): New.
6574 (names_replaced_by): New.
6575 (add_to_repl_tbl): New.
6576 (add_new_name_mapping): New.
6577 (mark_def_sites): Assume that all the operands in the
6578 statement are in normal form.
6579 (find_idf): Assert that the block in the stack is valid.
6580 (get_default_def_for): New.
6581 (insert_phi_nodes_for): Add new argument 'update_p'.
6583 If update_p is true, add a new mapping between the LHS of
6584 each new PHI and the name that it replaces.
6585 (insert_phi_nodes_1): Only call find_idf if needed.
6586 (get_reaching_def): Call get_default_def_for.
6587 (rewrite_operand): Remove.
6588 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
6589 and REWRITE_THIS_STMT are false.
6590 Assume that all the operands in the statement are in
6592 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
6593 (rewrite_virtual_phi_arguments): Remove.
6594 (invalidate_name_tags): Remove.
6595 (register_new_update_single, register_new_update_set,
6596 rewrite_update_init_block, replace_use,
6597 rewrite_update_fini_block, rewrite_update_stmt,
6598 rewrite_update_phi_arguments): New.
6599 rewrite_blocks): Remove argument 'fix_virtual_phis'.
6600 Add arguments 'entry', 'what' and 'blocks'.
6601 Initialize the dominator walker according to 'what' and
6603 Start the dominator walk at 'entry'.
6604 (mark_def_site_blocks): Add argument 'interesting_blocks'.
6605 Use it to configure the dominator walker.
6606 (rewrite_into_ssa): Remove argument 'all'.
6608 (rewrite_all_into_ssa): Remove.
6609 (rewrite_def_def_chains): Remove.
6610 (mark_def_interesting, mark_use_interesting,
6611 prepare_phi_args_for_update, prepare_block_for_update,
6612 prepare_def_site_for, prepare_def_sites,
6613 dump_names_replaced_by, debug_names_replaced_by,
6614 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
6615 delete_update_ssa, create_new_def_for,
6616 register_new_name_mapping, mark_sym_for_renaming,
6617 mark_set_for_renaming, need_ssa_update_p,
6618 name_registered_for_update_p, ssa_names_to_replace,
6619 release_ssa_name_after_update_ssa,
6620 insert_updated_phi_nodes_for, update_ssa): New.
6621 * tree-loop-linear.c (linear_transform_loops): Call
6622 update_ssa instead of rewrite_into_ssa.
6623 * tree-optimize.c (vars_to_rename): Remove.
6625 (init_tree_optimization_passes): Replace
6626 pass_redundant_phi with pass_copy_prop.
6628 Replace pass_ccp with pass_store_ccp.
6629 Add pass_store_copy_prop after pass_store_ccp.
6630 (execute_todo): If the TODO_ flags don't include updating
6631 the SSA form, assert that it does not need to be updated.
6632 Call update_ssa instead of rewrite_into_ssa and
6633 rewrite_def_def_chains.
6634 If TODO_verify_loops is set, call verify_loop_closed_ssa.
6635 (tree_rest_of_compilation):
6636 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
6637 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
6638 TODO_cleanup_cfg): Renumber.
6639 (TODO_verify_loops, TODO_update_ssa,
6640 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6641 TODO_update_ssa_only_virtuals): Define.
6642 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
6644 * tree-phinodes.c (make_phi_node): Update documentation.
6645 (remove_all_phi_nodes_for): Remove.
6646 (find_phi_node_for): New.
6647 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
6648 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
6649 (interpret_rhs_modify_expr): Likewise.
6650 * tree-sra.c (decide_instantiations): Mark all symbols in
6651 SRA_CANDIDATES for renaming.
6652 (mark_all_v_defs_1): Rename from mark_all_v_defs.
6653 (mark_all_v_defs): New function. Update all users to call it
6654 with the whole list of scalarized statements, not just the
6656 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
6657 (compute_flow_insensitive_aliasing): If the tag is
6658 unmodifiable and the variable isn't or vice-versa, don't
6659 make them alias of each other.
6660 (setup_pointers_and_addressables): If the type tag for
6661 VAR is about to change, mark the old one for renaming.
6662 (add_type_alias): New.
6663 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
6664 (ccp_lattice_t): Rename from latticevalue.
6665 (value): Remove. Update all users.
6666 (const_val): New local variable.
6667 (do_store_ccp): New local variable.
6668 (dump_lattice_value): Handle UNINITIALIZED.
6669 (debug_lattice_value): New.
6670 (get_default_value): Re-write.
6671 (set_lattice_value): Re-write.
6672 (def_to_varying): Remove. Update all users.
6673 (likely_value): Return VARYING for statements that make
6674 stores when STORE_CCP is false.
6675 Return VARYING for any statement other than MODIFY_EXPR,
6676 COND_EXPR and SWITCH_EXPR.
6677 (ccp_initialize): Re-write.
6678 (replace_uses_in, replace_vuse_in, substitute_and_fold):
6679 Move to tree-ssa-propagate.c.
6680 (ccp_lattice_meet): Handle memory stores when
6681 DO_STORE_CCP is true.
6682 (ccp_visit_phi_node): Likewise.
6683 (ccp_fold): Likewise.
6684 (evaluate_stmt): Likewise.
6685 (visit_assignment): Likewise.
6686 (ccp_visit_stmt): Likewise.
6687 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
6691 (do_ssa_store_ccp): New.
6692 (gate_store_ccp): New.
6693 (pass_store_ccp): Declare.
6694 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
6695 (may_propagate_copy): Reformat.
6696 Don't abort if ORIG is a virtual and DEST isn't.
6697 If NEW does not have alias information but DEST does,
6699 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
6700 copy_prop_kind, which_copy_prop): Declare.
6701 (stmt_may_generate_copy, get_copy_of_val,
6702 get_last_copy_of, set_copy_of_val, dump_copy_of,
6703 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
6704 copy_prop_visit_stmt, copy_prop_visit_phi_node,
6705 init_copy_prop, fini_copy_prop, execute_copy_prop,
6706 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
6707 store_copy_prop): New.
6708 (pass_copy_prop, pass_store_copy_prop): Declare.
6709 * tree-ssa-dom.c (struct opt_stats_d): Add fields
6710 'num_const_prop' and 'num_copy_prop'.
6711 (cprop_operand): Update them.
6712 (dump_dominator_optimization_stats): Dump them.
6713 (tree_ssa_dominator_optimize): Call update_ssa instead of
6715 (loop_depth_of_name): Declare extern.
6716 (simplify_cond_and_lookup_avail_expr): Guard against NULL
6717 values for LOW or HIGH.
6718 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
6719 (record_equivalences_from_stmt): Call expr_computes_nonzero.
6720 (cprop_operand): Only propagate if VAL != OP.
6721 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
6722 statement for renaming.
6723 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
6724 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
6725 add_type_alias if necessary.
6726 Call mark_new_vars_to_rename.
6727 (tree_ssa_iv_optimize): If new symbols need to be renamed,
6728 mark every statement updated, call update_ssa and
6729 rewrite_into_loop_closed_ssa.
6730 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
6731 from LIVEIN if VAR is a virtual.
6732 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
6733 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
6734 (get_call_expr_operands): Reformat statement.
6735 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
6737 * tree-ssa-propagate.c (ssa_prop_init): Initialize
6738 SSA_NAME_VALUE for every name.
6739 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6740 get_value_loaded_by): New.
6741 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
6742 substitute_and_fold): Move from tree-ssa-ccp.c.
6743 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
6744 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6745 get_value_loaded_by, replace_uses_in, substitute_and_fold):
6747 * tree-ssa.c (verify_use): Fix error message.
6748 (propagate_into_addr, replace_immediate_uses, get_eq_name,
6749 check_phi_redundancy, kill_redundant_phi_nodes,
6750 pass_redundant_phi): Remove. Update all users.
6751 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6752 add_type_alias, if necessary.
6753 * tree-vectorizer.h (struct _stmt_vect_info): Update
6754 documentation for field 'memtag'.
6755 * tree-vrp.c: New file.
6756 * tree.def (ASSERT_EXPR): Define.
6757 * tree.h (ASSERT_EXPR_VAR): Define.
6758 (ASSERT_EXPR_COND): Define.
6759 (SSA_NAME_VALUE_RANGE): Define.
6760 (struct tree_ssa_name): Add field 'value_range'.
6761 (PHI_REWRITTEN): Remove.
6762 (struct tree_phi_node): Remove field 'rewritten'.
6763 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
6764 -ftree-store-copy-prop): Document.
6765 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
6766 Document usage of update_ssa.
6768 2005-04-08 David Edelsohn <edelsohn@gnu.org>
6771 * config/rs6000/predicates.md (altivec_register_operand): Accept
6773 (and64_operand): Do not limit CONST_INT to mask64_operand.
6774 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
6775 (and_operand): Do not limit CONST_INT to mask_operand.
6777 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
6779 PR rtl-optimization/20466
6780 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
6781 for overlap of the address of each list member.
6782 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
6784 2005-04-08 Mike Stump <mrs@apple.com>
6786 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
6788 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
6791 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6793 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
6795 * function.c (push_function_context_to): Don't set
6797 * function.h (function): Remove contains_functions.
6798 (current_function_contains_functions): Remove.
6800 * function.h (function): Remove instrument_entry_exit.
6801 (current_function_instrument_entry_exit): Remove.
6803 * function.h (nonlocal_labels): Remove.
6805 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
6807 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
6808 (check_attr_value, write_attr_get, write_expr_attr_cache,
6809 find_attr, make_internal_attr): Don't reference negative_ok or
6811 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
6812 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
6813 (ATTR_STATIC): Adjust the value.
6815 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
6817 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
6819 * config/s390/tpf.h (ASM_SPEC): Define.
6821 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6823 * tree-flow.h: Remove the prototype for
6824 redirect_immediate_uses.
6825 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
6827 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
6829 * arm.c (arm_const_double_by_parts): New function.
6830 * arm-protos.h (arm_const_double_by_parts): Add prototype.
6831 * arm.md (define_split for 64-bit constants): Add another one.
6833 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
6835 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
6837 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6839 * system.h: Revert last change.
6841 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6843 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6844 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6845 (TARGET_SWITCHES): Delete.
6846 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6847 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6848 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6849 * config/xtensa/xtensa.opt: New file.
6851 2005-04-08 Ben Elliston <bje@au.ibm.com>
6853 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6854 * config/fp-bit.h: Tidy comments.
6856 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * system.h: Poison PARAMS.
6860 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6862 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6863 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6864 (TARGET_SWITCHES): Delete.
6865 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6866 * config/vax/vax.opt: New file.
6868 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6870 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6872 2005-04-07 Ian Lance Taylor <ian@airs.com>
6874 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6876 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6877 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6880 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6882 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6883 all immediate uses in PHI nodes.
6885 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6887 * arm.c (arm_const_double_inline_cost): Handle any constant by
6888 using gen_lowpart and gen_highpart_mode.
6889 (note_invalid_constants): All constants in an RTX with a constraint
6890 that permits memory are now pushed to the constant pool.
6891 (output_move_double): Delete code to handle reg to reg and
6892 constant to reg moves.
6893 (const_double_needs_minipool, output_mov_immediate): Delete.
6894 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6895 CONST_INT and CONST_VECTOR.
6896 * arm.md (ANY64): New mode macro.
6897 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6898 (movdf_soft_insn): Split reg-reg and const-reg moves.
6899 (split patterns for 64-bit constant and register moves): New.
6900 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6901 (cirrus_movdf_hard_insn): Likewise.
6902 * fpa.md (movdf_fpa): Likewise.
6903 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6904 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6906 (movv2si_internal_2): Likewise.
6907 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6908 (movdf_vfp): Likewise.
6909 * arm-protos.h (output_mov_immediate): Delete prototype.
6911 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6914 * simplify-rtx.c (simplify_unary_operation_1): Check
6915 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6917 2005-04-06 James E Wilson <wilson@specifixinc.com>
6920 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6923 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6925 * coverage.h (GCOV_TYPE_NODE): Delete.
6926 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6927 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6928 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6929 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6930 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6932 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6935 * Makefile.in (gcc.pot): Remove options.c dependency.
6936 * optc-gen.awk: Don't quote help strings with N_().
6938 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6940 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6941 the function returns a pointer type.
6943 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6945 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6946 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6947 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6948 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6949 explicit_uses members.
6950 (get_or_create_used_part_for): Initialize new fields.
6951 (fieldoff_compare): New function.
6952 (create_overlap_variables_for): Count number of fields, use
6953 heuristic to determine whether to create subvars for vars with
6955 Sort the field list by offset and avoid creating duplicate SFT's.
6957 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6959 * c.opt (-F): Remove trailing whitespace from help string.
6960 (-finput-charset): Use a tab to separate the switch name and help
6962 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6963 (-ftree-vectorizer-verbose): Likewise.
6965 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6967 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6968 a PHI argument where a use occurs instead of all PHI arguments.
6970 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6972 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6975 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6977 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6978 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6979 config/bfin/bfin.h: Fix comment typos.
6981 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6983 * doc/install.texi: Update the URL for Jacks.
6984 * doc/sourcebuild.texi: Likewise.
6986 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6989 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6990 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6992 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6994 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6996 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6998 * config/v850/v850-protos.h (override_options): Delete.
6999 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
7000 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
7001 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
7002 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
7003 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
7004 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
7005 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
7006 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
7007 (OVERRIDE_OPTIONS): Delete.
7008 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
7009 (small_memory_info): Remove the value field.
7010 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
7012 * config/v850/v850.c (small_memory): Remove the value field.
7013 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7014 (override_options): Delete.
7015 (v850_handle_memory_option, v850_handle_option): New functions.
7016 * config/v850/v850.opt: New file.
7018 2005-04-06 Geoffrey Keating <geoffk@apple.com>
7020 * config.host: Add a section for generic hosts, and a subsection
7021 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
7022 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
7023 * config/host-darwin.h: New.
7024 * config/x-darwin: New.
7025 * config/i386/host-i386-darwin.c: New.
7026 * config/i386/x-darwin: New.
7027 * config/rs6000/host-darwin.c: Include host-darwin.h.
7028 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
7029 (darwin_rs6000_gt_pch_use_address): Likewise.
7030 * config/rs6000/x-darwin: Change name of .o built, update
7031 dependencies for changes to rs6000/host-darwin.c.
7033 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7036 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
7038 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
7040 * tree-vect-analyze.c (vect_analyze_loop_form): Call
7041 split_loop_exit_edge instead of loop_split_edge_with.
7043 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
7045 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
7046 UNSPEC_SET_VSCR): New constants, used throughout.
7048 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
7050 (altivec_vspltis<VI_char>): ... this pattern, using
7051 a QImode const_int_operand for the immediate.
7052 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
7055 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7058 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
7060 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
7062 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
7064 2005-04-06 Ben Elliston <bje@au.ibm.com>
7066 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
7067 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
7068 macros as living in "this file" and not gcc.h.
7070 2005-04-06 Ben Elliston <bje@au.ibm.com>
7072 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
7073 -ftree-live_range_split. Perhaps renamed at some point?
7075 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7078 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
7079 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
7081 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7083 * tree-flow.h (number_of_iterations_cond): Declaration removed.
7084 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
7085 (number_of_iterations_special): New function.
7086 (number_of_iterations_exit): Use number_of_iterations_special.
7087 Use simplify_using_outer_evolutions only at -O3.
7088 (number_of_iterations_cond, tree_simplify_using_condition,
7089 simplify_using_initial_conditions, loop_niter_by_eval,
7090 compare_trees, can_count_iv_in_wider_type_bound,
7091 simplify_using_outer_evolutions): Use fold_build.
7093 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
7095 * doc/install.texi (Configuration): Document --with-java-home.
7097 2005-04-05 Richard Henderson <rth@redhat.com>
7101 * config/i386/i386.c (print_operand): Handle vector zeros.
7102 (ix86_split_to_parts): Handle CONST_VECTOR.
7103 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
7104 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
7105 what modes to tie for MMX and SSE registers.
7106 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
7107 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
7108 to vector modes as well.
7109 * config/i386/predicates.md (const0_operand): Handle VOIDmode
7110 properly as an input mode.
7112 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7114 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
7116 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7118 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
7120 2005-04-05 Jakub Jelinek <jakub@redhat.com>
7122 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
7123 and local functions, set sse_nregs to 8 and float_in_sse.
7124 (function_arg_advance, function_arg): If float_in_sse, pass
7125 SFmode and DFmode arguments in SSE registers.
7126 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
7128 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
7129 of -funit-at-a-time.
7131 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7133 * config/i386/i386-protos.h (ix86_function_value): Accept two
7134 arguments, like the target macro.
7135 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
7136 * config/i386/i386.c (ix86_function_value): Accept the second
7137 argument of the target macro.
7138 (ix86_function_ok_for_sibcall): Pass a function pointer to
7139 ix86_function_value.
7140 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
7141 call to ix86_value_regno).
7142 (ix86_value_regno): Add support for returning floating point values
7145 2005-04-05 Jakub Jelinek <jakub@redhat.com>
7147 PR tree-optimization/20076
7148 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
7149 that call __builtin_return or __builtin_apply_args.
7151 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7153 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
7154 Use immediate use iterator.
7155 (stmt_is_bumper_for_loop): Use immediate use iterator.
7156 * predict.c (strip_builtin_expect): Use update_stmt.
7157 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
7158 on all elements of a STATEMENT_LIST.
7159 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
7160 (bsi_remove): Remove imm_use links and mark the stmt as modified.
7161 (bsi_replace): Mark stmt as modified and the update it.
7162 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
7163 (expand_complex_libcal): Call update_stmt.
7164 (expand_complex_comparison): Call mark_stmt_modified.
7165 (expand_complex_operations_1): Call update_stmt_if_modified.
7166 (expand_vector_operations_1): Call mark_stmt_modified.
7167 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
7168 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
7169 add_immediate_use, redirect_immediate_use,
7170 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
7171 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
7172 (mark_new_vars_to_rename): Call update_stmt.
7173 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
7174 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
7176 (unmodify_stmt): Delete.
7177 (update_stmt): New. Force an update of a stmt.
7178 (update_stmt_if_modified): update a stmt if it is out of date.
7179 (get_stmt_operands): Verify stmt is NOT modified.
7180 (stmt_modified_p): Update comment.
7181 (delink_imm_use): Remove a use node from its immuse list.
7182 (link_imm_use_to_list): Link a use node to a specific list.
7183 (link_imm_use): Link a node to the correct list.
7184 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
7185 it in the correct list, if appropriate.
7186 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
7187 (relink_imm_use): Link a use node in place of another node in a list.
7188 (relink_imm_use_stmt): LInk a node in place of another node, and set
7190 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
7191 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
7192 (first_safe_imm_use): New. Initialize a safe immuse iterator.
7193 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
7194 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
7195 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
7196 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
7197 (has_zero_uses): New. Return true if there are no uses of a var.
7198 (has_single_use): New. Return true if there is only a single use of a
7200 (single_imm_use): New. Return the simgle immediate use.
7201 (num_imm_uses): New. Return the number of immediate uses.
7202 (get_v_must_def_ops): Use is now a pointer.
7203 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
7204 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
7206 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
7207 (delink_stmt_imm_use): Delink all immuses from a stmt.
7208 (phi_arg_index_from_use): New. Return a phi arg index for a use.
7209 * tree-flow.h (struct dataflow_d): Delete.
7210 (immediate_use_iterator_d): New. Immediate use iterator struct.
7211 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
7212 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
7213 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
7215 (struct stmt_ann_d): Remove dataflow_t from struct.
7216 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
7217 (if_convertible_phi_p): Use FAST immuse iterator.
7218 (if_convertible_loop_p): Don't call compute_immediate_uses.
7219 (replace_phi_with_cond_modify_expr): Call update_stmt.
7220 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
7221 update_stmt_if_modified.
7222 (rewrite_all_into_ssa): Initialize ssa operands.
7223 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
7224 compute_immediate_uses.
7225 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
7226 ssa_property is available.
7227 (execute_one_pass): Change parameters passed to execute_todo.
7228 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
7229 (remove_ssa_form): Call fini_ssa_operands.
7230 (insert_backedge_copies): Delete call to modify_stmt.
7231 * tree-phinodes.c (make_phi_node): Initialize use nodes.
7232 (release_phi_node): Delink any use nodes before releasing.
7233 (resize_phi_node): Relink any use nodes.
7234 (remove_phi_arg_num): Delink the use node.
7235 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
7236 (remove_all_phi_nodes_for): Release phi node first.
7237 * tree-pretty-print.c (dump_generic_node): Print stmt address.
7238 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
7239 (scalarize_use, scalarize_copy): Call update_stmt.
7240 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
7241 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
7242 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
7243 (ccp_initialize): Remove call to compute_immediate_uses.
7244 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
7245 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
7247 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
7248 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
7249 (eliminate_redundant_computations): Call mark_stmt_modified.
7250 (cprop_operand): Call mark_stmt_modified.
7251 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
7252 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
7253 (dse_optimize_stmt): Use new immuse interface.
7254 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
7255 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
7256 (substitute_single_use_vars): Use new immuse interface.
7257 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
7258 and compute_immediate_uses.
7259 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
7261 (rewrite_mem_refs): Call update_stmt.
7262 (determine_lsm): Remove call to compute_imm_uses and free_df.
7263 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
7264 (try_unroll_loop_completely): Call update_stmt.
7265 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
7266 (rewrite_use_compare): Call update_stmt.
7267 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
7268 (rewrite_use) : Call update_stmt.
7269 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
7270 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
7272 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
7273 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
7274 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
7276 (initialize_vuse_operand): New. Initialize a vuse operand.
7277 (initialize_v_may_def_operand): New. Initialize a maydef operand.
7278 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
7279 (finalize_ssa_defs): Use stmt parameter.
7280 (correct_use_link): Ensure a use node is in the correct list, and has
7281 the correct stmt pointer.
7282 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
7283 finalize_ssa_v_must_defs): Also initialize use nodes.
7284 (finalize_ssa_stmt_operands): Pass extra stmt operands.
7285 (build_ssa_operands): Seperate parsing from final operand construction.
7286 (parse_ssa_operands): New. Parse entry point for operand building.
7287 (swap_tree_operands): New. Swap 2 tree operands.
7288 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
7290 (get_expr_operands): Call swap_tree_operands when needed.
7291 (copy_virtual_operands): Use initialize routines for virtual use ops.
7292 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
7293 (verify_abort): New. Issue imm_use error.
7294 (verify_imm_links): New Verify imm_use links for a var.
7295 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
7296 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
7297 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
7298 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
7299 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
7300 (NULL_USE_OPERAND_P) Define.
7301 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
7303 (struct vuse_operand_type): New struct.
7304 (SET_USE): Call set_ssa_use_from_ptr.
7306 (PHI_ARG_INDEX_FROM_USE): Define.
7307 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
7308 argument via SET_USE, not PHI_ARG_DEF_TREE.
7309 * tree-ssa-pre.c (eliminate): Call update_stmt.
7310 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
7312 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
7313 (nearest_common_dominator_of_uses): Use imm_use iterator.
7314 (statement_sink_location): Use imm_use iterator and interface.
7315 (execute_sink_code): Don't call compute_immediate_uses or free-df.
7316 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
7317 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
7318 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
7319 (verify_ssa): Ensure no stmt is marked modify after optimization pass
7320 if new parameter is true.
7321 (init_tree_ssa): Don't initialize operand cache here.
7322 (delete_tree_ssa): Don't destroy operand cache here.
7323 (propagate_into_addr): Pass in a use pointer, return true if anything
7325 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
7326 (check_phi_redundancy): Use imm_use iterator.
7327 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
7329 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
7330 (release_ssa_name): Delink node and all elements in its imm_use list.
7331 * tree-tailcall.c (adjust_return_value): Call update_stmt.
7332 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
7333 * tree-vectorizer.c (need_imm_uses_for): Delete.
7334 (vectorize_loops): Dont call compute_immediate_uses or free_df.
7335 * tree.h (struct ssa_imm_use_d): Define.
7336 (SSA_NAME_IMM_USE_NODE): Define.
7337 (struct tree_ssa_name): Add imm_use node.
7339 (PHI_ARG_IMM_USE_NODE): Define.
7340 (struct phi_arg_d): Add imm_use node.
7341 (struct tree_phi_node): Remove struct dataflow_d element.
7342 (TDF_STMTADDR): Define.
7344 2005-04-05 Dale Johannesen <dalej@apple.com>
7346 * doc/invoke.texi (Optimization Options): Remove
7347 duplicate -fcse-follow-jumps. Add -fweb.
7348 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
7349 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
7351 2005-04-05 Per Bothner <per@bothner.com>
7353 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
7354 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
7355 (warn_uninit): Get EXPR_LOCUS from context now instead.
7356 This fixes a USE_MAPPED_LOCATION testsuite failure.
7358 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
7360 2005-04-05 Per Bothner <per@bothner.com>
7362 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
7363 of the artification 'return 0' in main() to BUILTINS_LOCATION.
7364 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
7367 2004-04-05 Devang Patel <dpatel@apple.com>
7369 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
7370 (lhsr<mode>3): ... new name.
7371 (altivec_vsra<VI_char>): Rename to ..
7372 (ashr<mode>3): ... new name.
7373 * config/rs6000/rs6000.c (builtin_description): Rename shift
7376 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
7378 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
7379 gen_lowpart_for_combine.
7380 * cse.c (gen_lowpart_if_possible): Move...
7381 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
7383 (gen_lowpart_no_emit_general): Use it.
7385 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7387 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
7390 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7392 * system.h: Fix typo.
7394 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
7396 * config/bfin/bfin-modes.def: New file.
7397 * config/bfin/bfin-protos.h: New file.
7398 * config/bfin/bfin.c: New file.
7399 * config/bfin/bfin.h: New file.
7400 * config/bfin/bfin.md: New file.
7401 * config/bfin/bfin.opt: New file.
7402 * config/bfin/crti.s: New file.
7403 * config/bfin/crtn.s: New file.
7404 * config/bfin/elf.h: New file.
7405 * config/bfin/lib1funcs.asm: New file.
7406 * config/bfin/predicates.md: New file.
7407 * config/bfin/t-bfin: New file.
7408 * config/bfin/t-bfin-elf: New file.
7409 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
7410 Document new attributes.
7411 (interrupt, interrupt_handler, saveall): Update documentation for
7413 * doc/install.texi (Specific): Add entry for the Blackfin.
7414 * doc/invoke.texi (Blackfin Options): New section.
7415 * doc/md.texi (Blackfin family): New section to document constraints.
7416 * config.gcc: Add bfin*-* and bfin*-elf configurations.
7418 2005-04-05 Olivier Hainque <hainque@adacore.com>
7420 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
7421 match what the system unwinder expects.
7422 * config/mips/mips.c (mips_frame_set): If we're saving the return
7423 address register and the dwarf return address column number differs
7424 from the hard register number, adjust the note reg to refer to the
7427 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
7429 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
7430 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
7431 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7432 (processor_type): New enum.
7433 (mn10300_processor): New variable.
7434 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
7435 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
7436 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7437 (PROCESSOR_DEFAULT): New macro.
7438 * config/mn10300/mn10300.c (mn10300_processor): New variable.
7439 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7440 (mn10300_handle_option, mn10300_override_options): New functions.
7441 * config/mn10300/mn10300.opt: New file.
7443 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7444 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
7446 PR tree-optimization/19903
7447 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
7448 that don't fit in their type after conversion.
7450 2005-04-05 Uros Bizjak <uros@kss-loka.si>
7453 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
7454 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
7455 Allocate local stack slots here. Set ix86_optimize_mode_switching.
7456 flag here. Implement using define_insn_and_split.
7457 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
7458 (frndintxf2_mask_pm_i387): New insn patterns.
7459 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
7460 Do not set ix86_optimize_mode_switching flag.
7461 (ceilsf2, ceildf2, ceilxf2): Same.
7462 (btruncsf2, btruncdf2, btruncxf2): Same.
7463 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
7465 2005-04-05 Ian Lance Taylor <ian@airs.com>
7468 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
7469 i386_pe_record_external_function.
7470 (i386_pe_record_external_function): Update declaration.
7471 * config/i386/winnt.c (struct extern_list): Add decl field.
7472 (i386_pe_record_external_function): Add decl parameter.
7473 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
7475 * config/i386/i386-protos.h (i386_pe_record_external_function):
7478 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
7480 * config/m68k/m68k-protos.h: Add a prototype for
7481 valid_dbcc_comparison_p_2.
7482 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
7483 extend_operator, const_uint32_operand, const_sint32_operand,
7484 general_src_operand, nonimmediate_src_operand,
7485 memory_src_operand, post_inc_operand, pre_dec_operand,
7486 pcrel_address): Move to predicates to predicates.md.
7487 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
7488 * config/m68k/m68k.md: Include predicates.md.
7489 * config/m68k/predicates.md: New.
7491 2005-04-04 Roger Sayle <roger@eyesopen.com>
7493 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
7495 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
7497 2005-04-04 Ian Lance Taylor <ian@airs.com>
7499 * c-typeck.c (struct c_switch): Rename switch_stmt field to
7501 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
7502 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
7503 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
7504 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
7505 * c-common.c (c_do_switch_warnings_1): New static function broken
7506 out of c_do_switch_warnings.
7507 (c_do_switch_warnings): Call c_do_switch_warnings_1.
7508 (c_do_switch_expr_warnings): New function.
7509 * c-common.h (c_do_switch_expr_warnings): Declare.
7511 2005-04-04 David Edelsohn <edelsohn@gnu.org>
7512 Daniel Jacobowitz <dan@codesourcery.com>
7514 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
7516 * rtlanal.c (may_trap_p): Same.
7518 2005-04-04 Dale Johannesen <dalej@apple.com>
7520 * ChangeLog: remove reference to ChangeLog.12.
7522 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
7524 CRIS epilogue as RTL.
7525 * config/cris/cris.md: Change all 0 in unspec 0 to
7527 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7528 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
7530 ("return"): Change to define_expand. Call cris_expand_return for
7532 ("*return_expanded"): New pattern.
7533 ("epilogue"): New define_expand.
7534 * config/cris/cris.h (PREDICATE_CODES): Add
7535 cris_load_multiple_op.
7536 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
7538 (enum cris_retinsn_type): New.
7539 (struct machine_function): New member return_type.
7540 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
7541 (cris_target_asm_function_epilogue): Remove, moving RTLified
7543 (cris_expand_epilogue): New function.
7544 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
7545 (cris_gen_movem_load, cris_load_multiple_op)
7546 (cris_return_address_on_stack_for_return, cris_expand_return): New
7548 (cris_target_asm_function_prologue)
7549 (cris_initial_frame_pointer_offset): Call
7550 cris_reg_saved_in_regsave_area instead of complicated expression.
7551 Call cris_return_address_on_stack instead of an expression.
7552 (cris_print_operand) <case 'o', case 'O'>: New cases.
7553 (cris_return_address_on_stack): Change return-type to bool.
7554 (cris_simple_epilogue): Ditto. Return false if registers are
7556 * config/cris/cris-protos.h (cris_simple_epilogue)
7557 (cris_return_address_on_stack): Adjust prototype return type.
7558 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
7559 (cris_return_address_on_stack_for_return): New prototypes.
7561 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7563 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
7564 gpr_or_int12_operand.
7566 * config/frv/frv-protos.h: Add a prototype to
7567 frv_legitimate_memory_operand and frv_const_unspec_p.
7568 (frv_unspec): Move from frv.c.
7569 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
7570 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
7571 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
7572 gpr_or_fpr_operand, gpr_or_int12_operand,
7573 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
7574 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
7575 int6_operand, int5_operand, uint5_operand, uint4_operand,
7576 uint1_operand, int_2word_operand, uint16_operand,
7577 upper_int16_operand, integer_register_operand,
7578 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
7579 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
7580 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
7581 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
7582 move_destination_operand, movcc_fp_destination_operand,
7583 frv_function_symbol_referenced_p, move_source_operand,
7584 condexec_dest_operand, condexec_source_operand,
7585 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
7586 const_unspec_operand, gpr_or_memory_operand,
7587 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
7588 icc_operand, fcc_operand, cc_operand, icr_operand,
7589 fcr_operand, cr_operand, call_operand, sibcall_operand,
7590 symbolic_operand, relational_operator,
7591 integer_relational_operator, float_relational_operator,
7592 ccr_eqne_operator, minmax_operator,
7593 condexec_si_binary_operator, condexec_si_media_operator,
7594 condexec_si_divide_operator, condexec_si_unary_operator,
7595 condexec_sf_conv_operator, condexec_sf_add_operator,
7596 condexec_memory_operand, intop_compare_operator, acc_operand,
7597 even_acc_operand, quad_acc_operand, accg_operand: Move to
7599 * config/frv/frv.h (PREDICATE_CODES): Remove.
7600 * config/frv/frv.md: Include predicates.md.
7601 * config/frv/predicates.md: New.
7603 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7606 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
7607 * tree-ssa-loop-ivopts.c: Include langhooks.h.
7608 (add_standard_iv_candidates_for_size): New function, extracting code
7609 from add_standard_iv_candidates and parameterizing it by type size.
7610 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
7612 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7614 * system.h (GCOV_SIZE_TYPE): Unposion.
7615 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
7616 (GCOV_TYPE_SIZE): ...this new macro.
7617 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
7618 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
7619 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
7620 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
7621 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
7622 instead of unsigned_intSI_type_node.
7623 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
7624 (rtl_gen_one_value_profiler_no_edge_manipulation)
7625 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
7626 * value-prof.c: Include coverage.h.
7628 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
7629 Diego Novillo <dnovillo@redhat.com>
7631 Fix PR tree-optimization/20703
7632 Fix PR tree-optimization/20725
7634 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
7635 (create_expression_by_pieces): Ditto.
7636 (valid_in_set): Ditto. Also handle tcc_declaration.
7637 (find_or_generate_expression): Handle comparison class.
7638 (insert_into_preds_of_block): Ditto.
7639 (insert_aux): Ditto.
7640 (create_value_expr_from): Handle comparison class, recursively
7641 handle reference nodes.
7642 (compute_avail): Handle comparison classes, rewrite a little cleaner.
7643 (execute_pre): Fix spacing.
7644 (do_fre): Renamed to execute_fre.
7646 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7648 * doc/invoke.texi (SPARC options): Document that
7649 -mlittle-endian is not supported on Linux either.
7651 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7655 * config.gcc (Obsolete configurations): Remove
7656 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
7657 (sparclite-*-coff*): Delete.
7658 (sparclite-*-elf*): Likewise.
7659 (sparc86x-*-elf*): Likewise.
7660 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
7661 * config/sparc/lite.h: Delete.
7662 * config/sparc/litecoff.h: Likewise.
7663 * config/sparc/liteelf.h: Likewise.
7664 * config/sparc/sp86x-elf.h: Likewise.
7665 * config/sparc/t-sparclite: Likewise.
7666 * config/sparc/t-sp86x: Likewise.
7668 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
7670 * config/s390/s390-protos.h: (s390_comparison,
7671 s390_alc_comparison, s390_slb_comparison, const0_operand,
7672 consttable_operand, larl_operand, s_operand,
7673 shift_count_operand, bras_sym_operand, load_multiple_operation,
7674 store_multiple_operation, s390_plus_operand): Remove prototypes.
7675 (s390_legitimate_address_without_index_p): New prototype.
7676 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
7678 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
7679 const0_operand, consttable_operand, larl_operand, s_operand,
7680 shift_count_operand, bras_sym_operand, load_multiple_operation,
7681 store_multiple_operation, s390_plus_operand): Move to
7683 (check_mode): Remove.
7684 (s390_branch_condition_mask): Remove 'static'. Move prototype to
7686 (s390_legitimate_address_without_index_p): New.
7687 * config/s390/s390.h (PREDICATE_CODES): Remove.
7688 * config/s390/s390.md: Include predicates.md.
7689 * config/s390/predicates.md: New.
7691 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7694 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
7695 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
7696 (NEED_INDICATE_EXEC_STACK): Define to 1.
7697 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
7698 (NEED_INDICATE_EXEC_STACK): Define to 1.
7699 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
7700 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
7701 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
7702 (pic_helper_emitted_p): New global.
7703 (emit_pic_helper): New function extracted from...
7704 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
7705 Do not call emit_pic_helper if delay_pic_helper is true.
7706 (sparc_expand_prologue): Pass 'false' to load_pic_register.
7707 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
7708 (sparc_file_end): New function.
7710 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7712 * config/mcore/mcore-protos.h: Remove the prototypes for
7713 mcore_arith_reg_operand, mcore_general_movsrc_operand,
7714 mcore_general_movdst_operand, mcore_reload_operand,
7715 mcore_arith_J_operand, mcore_arith_K_operand,
7716 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
7717 mcore_arith_K_S_operand, mcore_arith_imm_operand,
7718 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7719 mcore_literal_K_operand, mcore_addsub_operand,
7720 mcore_compare_operand, mcore_load_multiple_operation,
7721 mcore_store_multiple_operation, mcore_call_address_operand.
7722 Add a prototype for const_ok_for_mcore.
7723 * config/mcore/mcore.c (mcore_call_address_operand,
7724 mcore_general_movsrc_operand, mcore_general_movdst_operand,
7725 mcore_arith_reg_operand, mcore_reload_operand,
7726 mcore_arith_J_operand, mcore_arith_K_operand,
7727 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
7728 mcore_arith_M_operand, mcore_arith_imm_operand,
7729 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7730 mcore_literal_K_operand, mcore_addsub_operand,
7731 mcore_compare_operand, mcore_load_multiple_operation,
7732 mcore_store_multiple_operation): Move to predicates.md.
7733 (const_ok_for_mcore): Export.
7734 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
7735 * config/mcore/mcore.md: Include predicates.md.
7736 * config/mcore/predicates.md: New.
7738 * config/mcore/predicates.md: Fix a comment typo.
7740 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
7741 Adrian Straetling <straetling@de.ibm.com>
7743 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
7744 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
7745 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
7747 ("imul"): Removed from "type" attribute.
7748 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
7749 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
7750 Changed type to imulsi.
7751 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
7753 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7755 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
7756 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
7757 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
7758 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
7759 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
7760 (TARGET_SWITCHES, mcore_stack_increment_string)
7761 (TARGET_OPTIONS): Delete.
7762 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
7763 than *_BIT constants.
7764 (TARGET_8ALIGN): #undef old definition before redefining to 1.
7765 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
7766 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
7767 (mcore_override_options): Delete mcore_stack_increment code.
7768 Change use of M340_BIT to MASK_M340.
7769 * config/mcore/mcore.opt: New file.
7771 2005-04-04 Ian Lance Taylor <ian@airs.com>
7773 * config/arm/arm.c (replace_symbols_in_block): Remove static
7776 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7778 * config/fr30/fr30-protos.h: Remove the prototypes for
7779 stack_add_operand, add_immediate_operand,
7780 high_register_operand, low_register_operand, call_operand,
7781 di_operand, and nonimmediate_di_operand.
7782 * config/fr30/fr30.c (stack_add_operand,
7783 add_immediate_operand, high_register_operand,
7784 low_register_operand, call_operand, di_operand,
7785 nonimmediate_di_operand): Move to predicates.md.
7786 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
7787 * config/fr30/fr30.md: Include predicates.md.
7788 * config/fr30/predicates.md: New.
7790 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
7791 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
7792 mcore_call_address_operand.
7794 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
7795 general_movsrc_operand.
7797 2005-04-04 Alan Modra <amodra@bigpond.net.au>
7799 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
7802 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
7805 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7808 2005-04-04 Richard Henderson <rth@redhat.com>
7809 Jakub Jelinek <jakub@redhat.com>
7811 PR rtl-optimization/16104
7812 * fold-const.c (fold_unary): Fix folding of vector conversions.
7814 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7816 * config.gcc (xstormy16-*-elf): Set extra_options.
7817 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
7818 * config/stormy16/stormy16.opt: New file.
7820 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7822 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
7823 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
7824 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
7825 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
7826 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
7827 (TARGET_UNIX_ASM): Delete.
7828 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
7829 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
7830 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
7831 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7832 * config/pdp11/pdp11.opt: New file.
7834 2005-04-03 Roger Sayle <roger@eyesopen.com>
7835 Alexandre Oliva <aoliva@redhat.com>
7838 * fold-const.c (non_lvalue): Split tests into...
7839 (maybe_lvalue_p): New function.
7840 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7841 C++ front-end prior to lowering into gimple form.
7843 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7845 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7846 BUILT_IN_STRNCASECMP): New.
7847 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7850 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7853 * arm.md (addsi3_compare0_for_combiner): Delete.
7854 (addsi3_compare0_scratch_for_combiner): Delete.
7855 (cmpsi_neg_shiftsi): Delete.
7856 (compare_negsi_si): New pattern.
7857 (cmpsi_negshiftsi_si): New pattern.
7858 (negated_cbranchsi4): Restrict to equality_operator.
7860 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7863 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7865 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7868 * doc/install.texi: Fix a typo.
7870 2005-04-03 Steven Bosscher <stevenb@suse.de>
7873 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7874 a computed goto if the edge to the computed goto block has
7875 incoming abnormal edges. Clarify how the function works.
7877 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7879 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7880 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7881 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7882 hash_scan_set, reg_set_between_after_reload_p,
7883 reg_used_between_after_reload_p, get_avail_load_store_reg,
7884 eliminate_partially_redundant_load): Likewise.
7885 * postreload.c (reload_cse_simplify_set,
7886 reload_combine_note_use): Likewise.
7887 * predict.c (predict_insn, expected_value_to_br_prob,
7888 propagate_freq, expensive_function_p): Likewise.
7889 * print-rtl.c (print_rtx): Likewise.
7890 * profile.c (instrument_edges, instrument_values,
7891 compute_branch_probabilities, branch_prob, union_groups,
7892 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7893 * protoize.c (in_system_include_dir, file_could_be_converted,
7894 file_normally_convertible, gen_aux_info_file, seek_to_line,
7895 do_cleaning): Likewise.
7896 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7897 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7898 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7900 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7902 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7903 * modulo-sched.c (undo_replace_buff_elem): New structure.
7904 (kernel_number_of_cycles, ps_unschedule_node,
7905 undo_generate_reg_moves,free_undo_replace_buff,
7906 undo_permute_partial_schedule, loop_single_full_bb_p,
7907 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7908 build_loops_structure, get_sched_window): New.
7909 (generate_reg_moves): Return undo_replace_buff_elem and other
7911 (generate_prolog_epilog): Remove old loop versioning.
7912 (sms_schedule): Use loop information and loop_version.
7913 (sms_schedule_by_order): Split part of it to get_sched_window.
7914 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7915 cfg_layout_finalize and free_dominance_info before/after SMS.
7917 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7919 * cfghooks.c (lv_flush_pending_stmts,
7920 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7921 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7922 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7923 lv_add_condition_to_bb,
7924 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7925 flush_pending_stmts): New in cfg_hooks structure.
7926 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7927 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7928 lv_add_condition_to_bb): New declarations.
7929 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7931 (loop_version): Declare.
7932 * cfgloopmanip.c (cfghooks.h): Include.
7933 (duplicate_loop_to_header_edge): Change return type to bool.
7934 (loop_version, lv_adjust_loop_entry_edge): Move here.
7935 * cfgrtl.c (cfgloop.h): Include.
7936 (rtl_verify_flow_info_1): Fix.
7937 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7938 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7940 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7941 tree_lv_add_condition_to_bb): New.
7942 (tree_cfg_hooks): Add new hooks to initialization.
7943 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7944 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7946 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7948 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7949 xstormy16_below100_or_register,
7950 xstormy16_splittable_below100_or_register, and
7951 nonimmediate_nonstack_operand.
7953 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7954 xstormy16_ineqsi_operator, equality_operator,
7955 inequality_operator, shift_operator,
7956 xstormy16_below100_operand, xstormy16_below100_or_register,
7957 xstormy16_splittable_below100_or_register,
7958 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7959 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7960 equality_operator, inequality_operator,
7961 xstormy16_below100_operand, xstormy16_below100_or_register,
7962 xstormy16_splittable_below100_or_register,
7963 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7964 nonimmediate_nonstack_operand, shift_operator): Move to
7966 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7967 * config/stormy16/stormy16.md: Include predicates.md.
7968 * config/stormy16/predicates.md: New.
7970 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7972 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7973 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7974 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7975 move_operand, power_of_2_operand): Move to predicates.md.
7976 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7977 PREDICATE_CODE): Remove.
7978 * config/iq2000/iq2000.md: Include predicates.md.
7979 * config/iq2000/predicates.md: New.
7981 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7983 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7984 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7985 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7986 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7987 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7988 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7989 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7990 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7991 (TARGET_M68HC11): Delete.
7992 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7993 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7994 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7995 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7996 (nb_soft_regs): Delete.
7997 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7998 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7999 and MASK_M6812 being set simultaneously. Change the code that sets
8000 the default m68hc11_soft_reg_count to use integers instead of strings.
8001 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
8002 m68hc11_soft_reg_count (which now has an int type) as the number
8004 * config/m68hc11/m68hc11.opt: New file.
8006 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
8008 * config/fr30/fr30.h (PREDICATE_CODES): Remove
8009 fp_displacement_operand, sp_displacement_operand.
8011 * config/m68hc11/m68hc11-protos.h: Add a prototype for
8013 Remove the prototypes for tst_operand, cmp_operand,
8014 stack_register_operand, d_register_operand,
8015 hard_addr_reg_operand, splitable_operand,
8016 m68hc11_logical_operator, m68hc11_arith_operator,
8017 m68hc11_non_shift_operator, m68hc11_shift_operator,
8018 m68hc11_unary_operator, m68hc11_eq_compare_operator,
8019 non_push_operand, hard_reg_operand, and
8020 reg_or_some_mem_operand.
8021 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
8023 (tst_operand, cmp_operand, non_push_operand,
8024 splitable_operand, reg_or_some_mem_operand,
8025 stack_register_operand, d_register_operand,
8026 hard_addr_reg_operand, hard_reg_operand,
8027 m68hc11_eq_compare_operator, m68hc11_logical_operator,
8028 m68hc11_arith_operator, m68hc11_non_shift_operator,
8029 m68hc11_shift_operator, m68hc11_unary_operator): Move to
8031 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
8032 * config/m68hc11/m68hc11.md: Include predicates.md.
8033 * config/m68hc11/predicates.md: New.
8035 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8038 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
8039 change checked in along with 2005-03-03's patch for debug/20253.
8040 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
8041 (remap_decl): Insert type decl in map earlier.
8043 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8045 PR tree-optimization/20640
8046 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
8047 post-dominator if it has phi nodes.
8048 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
8049 before dead statements.
8051 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8054 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
8056 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8058 PR rtl-optimization/20290
8059 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
8060 in every iteration if the entry point is the exit test.
8062 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
8064 * config/cris/cris.md (attribute "length"): Define.
8066 2005-04-02 Geoffrey Keating <geoffk@apple.com>
8068 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
8069 (word_offset_memref_operand): New.
8070 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
8071 (indexed_or_indirect_operand): Delete.
8072 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
8073 (indexed_or_indirect_operand): Delete.
8075 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
8078 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
8081 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
8082 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
8084 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8086 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
8088 2005-04-01 Ian Lance Taylor <ian@airs.com>
8090 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
8091 (rus, prus): Remove static variables.
8092 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
8093 (process_command): Permit report_times and use_pipes together.
8095 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
8097 * c-decl.c (validate_proto_after_old_defn): Look at
8098 TYPE_MAIN_VARIANT of argument types.
8100 2005-04-01 Paul Brook <paul@codesourcery.com>
8102 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
8103 (arm_output_function_epilogue): Allow call_via_SP.
8104 (thumb_call_via_reg, arm_file_end): Ditto.
8105 * config/arm/arm.h (struct machine_function): Include space for SP.
8106 (thumb_call_via_label): Update declaration.
8108 2005-04-01 Ian Lance Taylor <ian@airs.com>
8110 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
8111 doing a peephole optimization, once again put any notes in the
8114 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8116 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
8118 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
8120 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
8121 (block_alloc, find_free_reg): Likewise.
8122 * loop-doloop.c (doloop_modify): Likewise.
8123 * loop-invariant.c (record_use): Likewise.
8124 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
8125 get_iv_value, canon_condition, eliminate_implied_condition,
8126 eliminate_implied_condition, simplify_using_initial_values,
8127 shorten_into_mode, canonicalize_iv_subregs,
8128 iv_number_of_iterations): Likewise.
8129 * loop-unroll.c (expand_var_during_unrolling): Likewise.
8130 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
8131 unswitch_loop): Likewise.
8132 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
8133 move_movables, replace_call_address, find_and_verify_loops,
8134 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
8135 record_giv, final_giv_value, general_induction_var,
8136 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
8137 loop_giv_dump): Likewise.
8139 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
8140 GCOV_CHECK_WRITING): Remove.
8141 (gcov_position, gcov_rewrite): Use gcc_assert.
8142 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
8143 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
8144 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
8147 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8149 * tree-inline.c: Fix a typo.
8151 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
8153 * configure.ac (enable-checking): Explicitly set all variables for
8154 collective switch values. Alphabetize variables. Rename
8155 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
8157 * doc/install.texi (enable-checking): Update documentation.
8158 * configure: Rebuilt.
8160 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8162 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
8165 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
8167 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
8168 Also reject cases where this pattern will cause load delay stalls
8169 unless optimizing for size and it will produce a shorter sequence.
8170 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
8171 variants to avoid pre-adjusting the base when possible.
8173 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
8175 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
8176 the frame and argument pointers.
8177 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
8178 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
8179 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
8180 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
8181 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
8182 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
8184 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
8186 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
8187 with entry for selectany attribute.
8188 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
8190 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
8191 (i386_pe_asm_named_section): Handle sections generated by
8192 selectany attribute.
8193 * doc/extend.texi (selectany): Document attribute.
8195 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
8196 Jan Hubicka <jh@suse.cz>
8198 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
8199 to fix addresses involving EBP and ESP.
8200 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
8201 for SUBREGed registers.
8202 (legitimate_address_p): Accept SUBREGed registers.
8204 2005-04-01 Jakub Jelinek <jakub@redhat.com>
8207 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
8208 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
8211 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8213 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
8215 2005-04-01 James E Wilson <wilson@specifixinc.com>
8218 * dwarf2out.c (rtl_for_decl_init): New function.
8219 (rtl_for_decl_location): Extracted from here.
8220 (tree_add_const_value_attribute): Call rtl_for_decl_init and
8221 add_const_value_attribute. Delete initializer_constant_valid_p call.
8223 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8225 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
8226 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
8227 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
8228 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
8229 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
8230 config/i386/i386.md, config/rs6000/predicates.md,
8231 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
8232 config/s390/s390.c, config/stormy16/stormy16.c,
8233 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
8236 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
8239 * gimplify.c (gimplify_expr): Create a temporary for lvalue
8240 COND_EXPR and CALL_EXPR.
8242 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
8245 * genautomata.c (first_cycle_unit_presence): Check all alternative
8246 states for unit presence.
8248 * doc/md.texi: Remove remark about impossibility to query unit
8249 presence in non nondeterministic automaton state.
8251 * config/ia64/ia64.c (get_template): Change order of unit querying.
8253 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8255 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
8258 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
8260 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
8261 flag for edges outside any loops.
8263 2005-03-31 Janis Johnson <janis187@us.ibm.com>
8265 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
8267 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8269 * tree-ssa-alias.c: Follow spelling conventions.
8270 * doc/tree-ssa.texi: Fix a typo.
8272 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
8274 * postreload-gcse.c: Include target.h.
8275 (gcse_after_reload_main): Return early if we cannot modify jumps.
8276 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
8278 2005-03-31 David Edelsohn <edelsohn@gnu.org>
8280 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
8281 expensive operations.
8283 2005-03-31 Ian Lance Taylor <ian@airs.com>
8285 * collect2.c (lderrout): New variable.
8286 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
8287 if it is set, to stderr.
8288 (handler): Unlink lderrout if it is set.
8289 (dump_file): Add "to" parameter. Change all callers.
8290 (main): Initialize lderrout.
8291 (collect_execute): Add errname parameter. Change all callers.
8292 Rename redir parameter to outname. Never pass
8293 PEX_STDERR_TO_STDOUT to pex_run.
8294 * collect2.h (collect_execute, dump_file): Update declarations.
8295 * tlink.c (tlink_execute): Add errname parameter. Change all
8297 (do_tlink): Check lderrout as well as ldout.
8299 2005-03-31 Caroline Tice <ctice@apple.com>
8301 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
8302 (bb-reorder.o): Add errors.h to list of requirements.
8303 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
8304 profiledbootstrap flags.
8305 * bb-reorder.c (errors.h): Add new include.
8306 (struct bbro_basic_block_data_def): Add new field, in_trace.
8307 (add_unlikely_executed_notes): Remove function.
8308 (mark_bb_for_unlikely_executed_section): Remove function.
8309 (insert_section_boundary_note): New function.
8310 (verify_hot_cold_block_grouping): New function.
8311 (push_to_next_round_p): Remove variables and tests that push all
8312 cold blocks to last round.
8313 (find_traces): Remove code that added extra round of trace finding
8314 when doing partitioning.
8315 (find_traces_1_round) : Remove variable last_round; add code to
8316 update new struct field, in_trace; correct trace_length where it was
8317 incorrect before (after call to copy_bb); change code that pushed all
8318 cold blocks to last round. Instead verify that all blocks going into
8319 a trace belong in the same partition.
8320 (connect_traces): Modify to connect the traces in two passes, if the
8321 function contains both hot and cold blocks. The first pass connects
8322 all the traces for blocks in the partition that the first block in
8323 the function belongs to; the second pass connnects all the traces
8324 containing blocks that belong in the other partition.
8325 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8326 code that automatically put the first block in a function into the
8327 hot partition if the function had any hot blocks.
8328 (fix_crossing_unconditional_branches): Check number of succ edges
8329 before attempting to get one.
8330 (fix_edges_for_rarely_executed_code): Update comment describing
8332 (reorder_basic_blocks): Add code to initialize new field (in_trace);
8333 remove call to add_unlikely_executed_notes; add call to
8334 verify_hot_cold_block_grouping.
8335 (duplicate_computed_gotos): Don't change computed goto if it's a
8337 (partition_hot_cold_basic_blocks): Update function comment.
8338 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
8340 (try_forward_edges): Likewise.
8341 (merge_blocks_move_predecessor_nojumps): Likewise.
8342 (merge_blocks_move_successor_nojumps): Likewise.
8343 (merge_blocks_move): Likewise.
8344 (try_crossjump_bb): Likewise.
8345 * cfglayout.c (update_unlikely_executed_notes): Remove function.
8346 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
8347 notes to cold bb's; remove call to update_unlikely_executed_notes.
8348 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8349 NOTE_INSN_SWITCH_TEXT_SECTIONS.
8350 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
8351 function declaration.
8352 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
8354 (rtl_can_merge_blocks): Remove redundancy from condition.
8355 (try_redirect_by_replacing_jump): Likewise.
8356 (force_nonfallthru_and_redirect): Remove code for adding
8357 UNLIKELY_EXECUTED_CODE notes to cold bb's.
8358 (commit_one_edge_insertion): Likewise.
8359 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
8360 * dbxout.c (FORCE_TEXT): Replace function_section with
8361 current_function_section.
8362 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
8363 function, switch_text_section.
8364 (struct xcoff_debug): Likewise.
8365 (dbxout_function_end): Add code to put out label diffs for both
8366 hot and cold sections.
8367 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
8368 for new debug_hooks funciton, switch_text_section..
8369 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
8370 switch_text_section.
8371 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
8372 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
8373 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
8374 dw_fde_switched_sections.
8375 (output_call_frame_info): Add test to see if function switches text
8376 sections in the middle; if so, use appropriate extra hot and cold
8377 section labels to compute size deltas for the hot and cold sections.
8378 (dwarf2out_begin_prologue): Add code to initialize new fields in
8380 (dwarf2out_switch_text_section): New function (invoked through
8381 debug_hook); updates new fields in dw_fde_struct appropriately and
8382 increments separate_line_info_table_in_use.
8383 (dwarf2_debug_hooks): Initialize switch_text_section function to be
8384 dwarf2out_switch_text_section.
8385 (struct var_loc_node): Add new field, section_label.
8386 (output_aranges): Add code to check whether in hot or cold section and
8387 use the appropriate label in calculating deltas.
8388 (output_ranges): Likewise.
8389 (output_line_info): Add code to check which section we're in and
8390 use appropriate hot/cold label.
8391 (add_location_or_constant_value_attribute): Likewise.
8392 (gen_subprogam_die): Modify arange attributes to use correct labels.
8393 (dwarf2out_begin_block): Change call to function_section into call to
8394 current_function_section.
8395 (dwarf2out_end_block): Likewise.
8396 (dwarf2out_source_line): Likewise.
8397 (dwarf2out_var_location): Add code to check whether in hot or cold
8398 section and use the appropriate label.
8399 * except.c (output_function_exception_table): Change call to
8400 function_section into call to current_function_section.
8401 * final.c (profile_function): Likewise.
8402 (scan_ahead_for_unlikely_executed_note): Remove function.
8403 (final_scan_insn): Remove calls to
8404 scan_ahead_for_unlikely_executed_note, and related code for switching
8405 to cold section, except for the single time
8406 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
8407 debug_hooks->switch_text_sections; replace appropriate calls to
8408 function_section with calls to current_function_section.
8409 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
8410 test_bb to condition.
8411 (find_if_case_2): Likewise.
8412 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8413 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
8414 * opts.c (decode_options): Change warning about hot/cold partitioning
8415 with exceptionss to inform (so as not to cause bootstrap failures);
8416 remove warning about partitioning with DWARF debug info.
8417 * output.h (current_function_section): Add new function decl.
8418 (insert_section_boundary_note): Likewise.
8419 (enum in_section): Move this declaration here from varasm.c.
8420 (unlikely_section_label): Likewise.
8421 (unlikely_text_section_name): Likewise.
8422 (last_text_section_name): New global variable.
8423 (last_text_section): Likewise.
8424 (hot_section_label): Likewise.
8425 (hot_section_end_label): Likewise.
8426 (cold_section_end_label): Likewise.
8427 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
8428 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
8429 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
8430 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
8431 insn from consideration.
8432 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
8433 switch_text_section.
8434 * varasm.c (basic-block.h): Add new include.
8435 (unlikely_section_label_printed): Remove global variable.
8436 (unlikely_section_label): Make global variable not be static any more.
8437 (unlikely_text_section_name): Likewise.
8438 (hot_section_end_label): New global variable (not static)
8439 (first_function_block_is_cold): Likewise.
8440 (hot_section_label): Likewise.
8441 (cold_section_end_label): Likewise..
8442 (last_text_section): New global variable, not static.
8443 (last_text_section_name): New global variable, not static.
8444 (initialize_cold_section_name): New function.
8445 (enum in_section): Move declaration to output.h.
8446 (text_section): Update last_text_section.
8447 (unlikely_text_section): Replace code to determine cold section name
8448 with call to initialize_cold_section_name; Add code to update
8449 last_text_section; remove code for printing out label.
8450 (named_section_real): Add code to update last_text_section and
8451 last_text_section_name as appropriate.
8452 (function_section): Change test for 'unlikely' to depend on
8453 first_function_block_is_cold (moved old test to
8454 current_function_section).
8455 (current_function_section): New function.
8456 (assemble_start_function): Move code that frees
8457 unlikely_text_section_name; initialize hot_section_end_label;
8458 print hot and cold section labels at the start of the function;
8459 set first_function_block_is_cold, if appropriate; initialize l
8460 ast_text_section; add call to insert_section_boundary_note.
8461 (assemble_end_function): Add code to write out hot and cold section
8463 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
8464 switch_text_section.
8465 * config/darwin.c (machopic_select_section): Replace incorrect
8466 function in base_funs; update reloc for cold sections if necessary.
8467 * config/darwin.h (SECTION_FUNCTION): Add code to update
8468 last_text_section if appropriate.
8469 (text_unlikely_section): Remove.
8470 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
8471 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
8472 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
8473 partitioning for this architecture.
8475 2005-03-31 Olivier Hainque <hainque@adacore.com>
8477 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
8478 defined and non-zero.
8480 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
8483 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
8486 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8489 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
8490 label operand. Remove (use (unspec..)). Don't emit a label on
8492 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
8493 generate inline label for load_toc_v4_PIC_1b.
8494 (rs6000_emit_load_toc_table): Likewise.
8496 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8498 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
8499 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
8501 2005-03-29 Devang Patel <dpatel@apple.com>
8503 * tree-sra.c (decide_block_copy): Disable scalarization of
8506 2005-03-30 Stuart Hastings <stuart@apple.com>
8507 Dale Johannesen <dalej@apple.com>
8509 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
8510 * print-tree.c (print_node): Add case STATEMENT_LIST.
8512 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8514 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
8515 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
8516 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
8517 is given with "powerpc64*" or "all", or when --with-cpu chooses
8520 2005-03-30 James E. Wilson <wilson@specifixinc.com>
8523 * dwarf2out.c (add_high_low_attributes): New function, extracted from
8524 gen_lexical_block_die.
8525 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
8527 2005-03-31 Jan Hubicka <jh@suse.cz>
8529 2004-11-02 Jan Hubicka <jh@suse.cz>
8531 * cgraph.c (cgraph_varpool_node_name): New function.
8532 (dump_cgraph_varpool_node): New function.
8533 (dump_varpool): New function.
8534 * cgraphunit.c (cgraph_optimize): Dump varpool.
8536 2004-10-16 Jan Hubicka <jh@suse.cz>
8538 * cgraph.c (decide_is_variable_needed): New function.
8539 (cgraph_varpool_finalize_decl): Use it.
8540 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
8542 * final.c (output_addr_const): Do not call mark_referenced.
8543 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
8544 always go via cgraph.
8545 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
8546 (check_global_declarations): Ifdef out code clearing DECL_RTL.
8547 * tree-optimize.c (execute_inline): Mark functions called.
8548 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
8550 2004-10-11 Jan Hubicka <jh@suse.cz>
8552 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
8553 (cgraph_varpool_last_needed_node): New static variable.
8554 (enqueue_needed_varpool_node): Break out from ...; add items to the
8555 end of queue; update first pointers.
8556 (cgraph_varpool_mark_needed_node): ... here.
8557 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
8558 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
8559 * cgraph.h (cgraph_varpool_node): Add analyzed field.
8560 (cgraph_varpool_first_unanalyzed_node): Declare.
8561 * cgraphunit.c: Include output.h.
8562 (cgraph_varpool_analyze_pending_decls): New function.
8563 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
8564 for errors, analyze pending decls.
8565 (cgraph_finalize_compilation_unit): Only analyze decls.
8566 (cgraph_optimize): Assemble the decls after expanding.
8568 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
8570 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
8571 subvars get marked properly in tags for grouping.
8572 (add_pointed_to_var): Mark only actual pointed to
8573 variables/subvars in addresses needed.
8574 (create_overlap_variables_for): Clear call clobbered on original
8576 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
8577 addresable vars with subvars into list.
8578 * tree-ssa.c (verify_ssa_name): Verify original is not used where
8581 2005-03-30 Richard Henderson <rth@redhat.com>
8583 * cgraph.h (struct cgraph_node): Add alias.
8584 * varasm.c (assemble_alias): Set it.
8585 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
8586 avoid calling cgraph_expand_function.
8588 2005-03-30 Tom Tromey <tromey@redhat.com>
8590 * tree.def (FILE_TYPE): Removed.
8591 * typeclass.h (enum type_class): Removed file_type_class.
8592 * dwarf2out.c (is_base_type): Updated.
8593 (gen_type_die): Likewise.
8594 * dbxout.c (dbxout_type): Updated.
8595 * builtins.c (type_to_class): Updated.
8596 * tree.c (type_contains_placeholder_1): Updated.
8597 * config/sparc/sparc.c (sparc_type_code): Updated.
8598 * config/ia64/ia64.c (hfa_element_mode): Updated.
8599 * expr.c (count_type_elements): Updated.
8600 * stor-layout.c (layout_type): Updated.
8601 * tree-inline.c (remap_type): Updated.
8602 * tree-pretty-print.c (dump_generic_node): Updated.
8604 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
8606 * builtins.c (expand_builtin_powi): Fix mode of
8607 2nd argument to match int.
8608 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
8609 2nd argument type to int.
8610 * libgcc2.c: Change prototype of __powi* functions to use
8613 2005-03-30 Dale Johannesen <dalej@apple.com>
8616 * calls.c (expand_call): Flush pending deferrals before
8619 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8623 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
8624 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
8625 c_label_context, label_context_stack): New.
8626 * c-decl.c (define_label): Check for jumps into statement
8627 expressions. Add label to list of defined labels.
8628 (start_function): Push context on label_context_stack.
8629 (finish_function): Pop context from label_context_stack.
8630 * c-typeck.c (label_context_stack): New.
8631 (c_finish_goto_label): Check for jumps into statement
8632 expressions. Add label to list of jumped to labels.
8633 (struct c_switch): Add blocked_stmt_expr.
8634 (c_start_case): Initialize it.
8635 (do_case): Check it.
8636 (c_finish_case): Verify !blocked_stmt_expr.
8637 (c_begin_stmt_expr): Push context on label_context_stack.
8638 Increment blocked_stmt_expr. Mark labels jumped to from outside
8640 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
8641 defined in the statement expression and no longer jumpable to.
8642 Mark labels jumped to from just outside the statement expression
8643 as again definable. Pop context from label_context_stack.
8644 * doc/extend.texi (Statement Exprs): Update.
8646 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8649 * c-decl.c (start_function): Check for old_decl being
8652 2005-03-30 Ian Lance Taylor <ian@airs.com>
8654 * final.c (final): Remove prescan parameter. Change all callers.
8655 (final_scan_insn): Remove prescan parameter. Change all callers.
8657 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
8659 * tree-vectorizer.c: Fix comment typos.
8661 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
8663 * tree-scalar-evolution.c (instantiate_parameters_1): Return
8664 as soon as a chrec_dont_know is detected.
8666 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
8668 Merge from csl-arm-branch.
8669 2004-02-12 Mark Mitchell <mark@codesourcery.com>
8671 * tlink.c (recompile_files): Do not assume that "rename" can
8672 overwrite an existing file.
8674 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
8676 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
8677 * gcc/configure: Regenerate.
8679 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8681 * doc/install.texi: Update binutils requirement for powerpc*-linux.
8683 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
8685 * calls.c (struct arg_data): Update "partial" comment.
8686 (load_register_parameters): Update "nregs" comment.
8688 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8690 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
8691 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
8692 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
8693 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
8694 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
8695 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
8696 than target_flags & 0.
8697 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
8698 (iq2000_arch, iq2000_parse_cpu): Delete.
8699 (TARGET_HANDLE_OPTION): Override default.
8700 (iq2000_handle_option): New function.
8701 (override_options): Remove -march= and -mcpu= handling.
8702 * config/iq2000/iq2000.opt: New file.
8704 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8706 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
8707 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
8708 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
8709 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
8710 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
8711 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
8712 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
8713 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
8714 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
8715 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
8716 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
8717 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
8718 (c4x_rpts_cycles_string, c4x_cpu_version_string)
8719 (TARGET_OPTIONS): Delete.
8720 (c4x_rpts_cycles, c4x_cpu_version): Declare.
8721 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
8722 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
8723 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
8724 (c4x_cpu_version_string): Delete.
8725 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8726 (c4x_handle_option): New function. Map -m3x and -m4x options to the
8727 equivalent -mcpu= option.
8728 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
8729 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
8730 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
8731 or clearing the appropriate MASK_* bit.
8732 (c4x_file_start): Use c4x_cpu_version.
8733 * config/c4x/c4x.opt: New file.
8735 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8737 * doc/options.texi: Document the new MaskExists flag.
8738 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
8739 if the option has the MaskExists flag.
8741 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8743 * opt-functions.awk (flag_set_p, test_flag): New functions.
8744 (switch_flags): Use them.
8745 * opth-gen.awk: Use flag_set_p to check for flags.
8746 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
8748 2005-03-30 Ian Lance Taylor <ian@airs.com>
8750 * config.host (i[34567]86-*-mingw32*): Don't set
8751 host_can_use_collect2 to no.
8753 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8756 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
8757 Remove convert_memory_address call duplicating that in memory_address.
8759 2005-03-29 Richard Henderson <rth@redhat.com>
8762 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
8763 (build_compound_literal): Likewise. Propagate decl type into the
8765 (finish_decl): Likewise. Use new return value from complete_array_type
8766 for zero sized arrays.
8767 (complete_array_type): Move ...
8768 * c-common.c (complete_array_type): ... here. Change first argument
8769 to pointer-to-type-node. Consistently use sizetype for the index
8770 except for zero sized arrays. Detect zero sized arrays for pedantic
8771 mode diagnostics. Create a new type node instead of modifying the
8773 * c-tree.h (complete_array_type): Move decl ...
8774 * c-common.h (complete_array_type): ... here.
8776 2005-03-29 Richard Henderson <rth@redhat.com>
8779 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
8781 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
8783 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
8784 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
8785 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
8786 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
8788 2005-03-29 Eric Christopher <echristo@redhat.com>
8790 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
8791 truthvalue conversion removal.
8793 2005-03-29 Ian Lance Taylor <ian@airs.com>
8796 * collect2.c: Never include <vfork.h>.
8797 (VFORK_STRING, vfork): Don't define.
8798 (pid): Remove global variable.
8799 (handler): Call raise instead of kill (getpid(), ...).
8800 (collect_wait): Add pex parameter. Change all callers. Use
8801 pex_get_status rather than pwait.
8802 (do_wait): Add pex parameter. Change all callers.
8803 (collect_execute): Return struct pex_obj * rather than void. Use
8804 pex routines rather than pexecute.
8805 (fork_execute): Get pex_obj from collect_execute, and pass it to
8807 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
8808 Only declare quit_handler if SIGQUIT is defined.
8809 (scan_libraries): Likewise.
8810 * collect2.h (collect_execute): Update declaration.
8811 (collect_wait): Update declaration.
8812 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
8813 pass it to collect_wait.
8815 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
8818 * c-parser.c (c_parser_compound_statement_nostart): Give error
8819 message for EOF instead of just setting parser->error.
8821 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
8823 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
8824 (slpeel_update_phi_nodes_for_guard1): New function.
8825 (slpeel_update_phi_nodes_for_guard2): New function.
8826 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
8827 of slpeel_update_phi_nodes_for_guard.
8828 (vectorize_loops): Remove call to loop_closed_rewrite.
8829 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
8832 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
8834 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
8835 (TARGET_LITTLE_ENDIAN): New macro.
8836 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
8837 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
8838 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8839 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8840 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8841 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8842 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8843 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8844 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8845 (TARGET_OPTIONS): Delete.
8846 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8847 (CACHE_FLUSH_TRAP): Turn into an integer.
8848 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8849 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8850 -mflush-trap is in use.
8851 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8852 (m32r_cache_flush_trap_string): Delete.
8853 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8854 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8855 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8856 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8857 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8858 -mmodel= and -msdata= handling from...
8859 (m32r_init): ...here.
8860 * config/m32r/m32r.opt: New file.
8862 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8864 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8865 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8866 * tree-vect-analyze.c (vect_object_analysis): additional parm
8867 pass back a "struct ptr_info_def *" with the points-to info.
8868 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8869 statement using info returned from vect_object_analysis.
8870 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8871 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8872 for virtual uses and defs when creating a replacement vector
8873 reference. Call duplicate_ssa_name_ptr_info to define points-to
8874 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8875 (vectorizable_store): copy_virtual_operands and update
8876 definition statements.
8877 (vectorizable_load): copy_virtual_operands. Remove call to
8878 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8879 * tree-vectorizer.c (vectorize_loops): Remove calls to
8880 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8881 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8882 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8883 define macro STMT_VINFO_PTR_INFO for use in accessing.
8884 * tree.h add export of duplicate_ssa_name_ptr_info.
8885 * rs6000.c (altivec_init_builtins): Declare builtin function
8886 __builtin_altivec_mask_for_load to be "const".
8888 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8891 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8892 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8893 assemble_variable on aliases.
8894 * varasm.c (assemble_alias): Set node->alias.
8895 * toplev.c (wrapup_global_declarations): Don't call
8896 rest_of_decl_compilation on aliases again.
8898 2005-03-29 Paul Brook <paul@codesourcery.com>
8900 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8901 * config/arm/arm.c (arm_dbx_register_number): New function.
8902 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8904 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8907 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8908 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8910 2005-03-29 Dale Johannesen <dalej@apple.com>
8912 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8913 $(TREE_H) and $(COVERAGE_H).
8914 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8915 * opts.c (common_handle_option): Enable tree-based value transforms.
8916 * toplev.c (process_options): Ditto.
8917 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8918 refers to references to this type.
8919 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8920 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8921 for may_be_more, may_be_less.
8922 (rtl_gen_pow2_profiler): Adjust.
8923 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8924 (rtl_gen_one_value_profiler): Adjust.
8925 (rtl_gen_const_delta_profiler): Adjust.
8926 * tree-profile.c (tree_gen_interval_profiler): Implement.
8927 (tree_gen_pow2_profiler): Ditto.
8928 (tree_gen_one_value_profiler): Ditto.
8929 (tree_profiling): New.
8930 (pass_tree_profile): Reference it.
8931 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8933 (insn_divmod_values_to_profile): Rename to
8934 rtl_divmod_values_to_profile. Adjust.
8935 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8936 (insn_prefetch_values_to_profile): Adjust.
8937 (rtl_value_profile_transformations): Adjust.
8938 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8939 (gen_mod_pow2): Rename to rtl_mod_pow2.
8940 (gen_mod_subtract): Rename to rtl_mod_subtract.
8941 (divmod_fixed_value_transform): Rename to
8942 rtl_divmod_fixed_value_transform.
8943 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8944 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8945 (rtl_find_values_to_profile): Adjust.
8946 (tree_value_profile_transformations): Implement.
8947 (tree_divmod_values_to_profile): New.
8948 (tree_values_to_profile): New.
8949 (tree_divmod_fixed_value): New.
8950 (tree_mod_pow2): New.
8951 (tree_mod_subtract): New.
8952 (tree_divmod_fixed_value_transform): New.
8953 (tree_mod_pow2_value_transform): New.
8954 (tree_mod_subtract_transform): New.
8955 (tree_find_values_to_profile): Implement.
8956 * profile.c (instrument_values): Free histograms.
8957 (compute_value_histograms): Adjust. Implement tree version.
8959 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8961 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8962 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8963 variable. Output "fldcw" depending on round_mode.
8964 * config/i386/i386.md (UNSPEC_FIST): New.
8965 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8966 New isns patterns to implement lrint and llrint built-ins as x87
8968 (fistdi2, fist<mode>2 splitters): New splitters.
8969 (lrint<mode>2): New expanders.
8971 2005-03-28 Ian Lance Taylor <ian@airs.com>
8973 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8974 0 when calling final_scan_insn.
8976 2005-03-28 Jan Hubicka <jh@suse.cz>
8979 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8982 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8983 types where possible.
8985 2005-03-26 Per Bothner <per@bothner.com>
8987 Make -f[no-]show-column also control non-cpp diagnostics.
8988 * c.opt (fshow-column): Move option from here ...
8989 * common.opt (fshow-column): ... to here.
8990 * diagnostic.c (diagnostic_build_prefix): Only print column number
8991 if flag_show_column.
8993 2005-03-27 Steven Bosscher <stevenb@suse.de>
8995 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8996 vax_output_conditional_branch): New prototypes.
8997 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8998 extracted from vax.md mov and add patterns.
8999 (vax_output_conditional_branch): New function to output conditional
9000 branch instructions.
9001 * vax.md: Use mode macros for arithmetic and mov patterns.
9002 Use code macros for the jump patterns.
9004 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9006 * Makefile.in (libbackend.o): Depend on version files;
9007 add custom generation command.
9009 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9012 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
9013 sure that we have a REG before getting its REGNO.
9015 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9017 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
9018 * builtins.def (BUILT_IN_STRNDUP): New.
9020 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
9022 PR tree-optimization/20470
9023 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
9026 2005-03-25 Mike Stump <mrs@apple.com>
9028 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
9031 2005-03-25 Geoffrey Keating <geoffk@apple.com>
9033 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
9034 Use our own structure definitions.
9036 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
9037 (fix_truncdfsi2): Allow registers or memory as destination.
9038 When TARGET_PPC_GFXOPT, generate simplified pattern.
9039 (fix_truncdfsi2_internal): Use define_insn_and_split.
9040 (fix_truncdfsi2_internal_gfxopt): New.
9041 (fctiwz): Don't confuse register allocation by giving it no choices.
9043 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
9044 (EXTRA_MEMORY_CONSTRAINT): Likewise.
9045 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
9046 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
9048 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
9050 * dominance.c (free_dominance_info): Speed up by freeing et
9051 data structures without maintaining other nodes.
9052 * et-forest.c (et_free_tree_force): New.
9053 * et-forest.h: Add a prototype for et_free_tree_force.
9055 * tree.c (get_set_constructor_bits,
9056 get_set_constructor_bytes): Remove.
9057 * tree.h: Remove the corresponding prototypes.
9059 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9062 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
9063 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
9064 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
9065 PRE_DEC, NEG and NOT.
9067 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
9069 * fold-const.c: Convert uses of fold (build (...)) to
9072 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
9074 PR rtl-optimization/20249
9075 * cse.c (insert_regs): Do not record equivalence of registers in
9078 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
9080 * emit-rtl.c (reverse_comparison): Remove.
9081 * rtl.h: Remove the corresponding prototype.
9083 2005-03-24 James E Wilson <wilson@specifixinc.com>
9085 * doc/install.texi (--enable-altivec): Delete docs.
9087 2005-03-24 David Edelsohn <edelsohn@gnu.org>
9089 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
9090 SFmode and DFmode before reload when
9091 flag_unsafe_math_optimizations not enabled.
9093 2005-03-24 Geoffrey Keating <geoffk@apple.com>
9095 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
9097 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
9098 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
9100 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
9102 * configure.ac (enable-checking): Add 'runtime' option.
9103 * doc/install.texi (enable-checking): Document 'runtime' checking.
9104 * tsystem.h (gcc_assert, gcc_unreachable): Define.
9105 * config.in: Regenerated.
9106 * configure: Regenerated.
9108 2005-03-23 Uros Bizjak <uros@kss-loka.si>
9110 * optabs.h (enum optab_index): Remove OTI_llrint.
9111 (llrint_optab): Remove macro.
9112 * optabs.c (init_optabs): Remove llrint_optab initialization.
9113 * genopinit.c (optabs): Remove llrint_optab implementation.
9114 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
9117 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
9119 PR rtl-optimization/20532
9120 * simplify-rtx.c (simplify_binary_operation_1): Protect from
9121 overflow when adding coefficients for PLUS or MINUS.
9122 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
9125 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9127 * langhooks.h (truthvalue_conversion): Remove.
9128 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9129 LANG_HOOKS_TRUTHVALUE_CONVERSION.
9130 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
9131 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
9132 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
9134 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
9136 * params.def: Fix a typo.
9137 * config/mips/mips.c: Follow the spelling convensions.
9138 * doc/invoke.texi: Fix typos.
9140 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
9142 Fix PR tree-optimization/20601
9144 * tree-ssa-pre.c (insert_aux): Add missing condition to
9147 2005-03-23 Ian Lance Taylor <ian@airs.com>
9149 * final.c (final_scan_insn): Don't remove no-op instructions.
9150 * reload1.c (reload): Remove simple no-op instructions even when
9153 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
9155 PR tree-optimization/20501
9156 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
9157 reporting that peeling for alignment is applied moved to...
9158 * (vect_analyze_data_refs_alignment): Here.
9160 2005-03-23 Ian Lance Taylor <ian@airs.com>
9162 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
9164 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9166 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
9167 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
9169 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
9171 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
9172 imply that this is called once, independent of asms in code.
9173 Adjust to now being pased output and input lists. Mention helper
9174 function decl_overlaps_hard_reg_set_p.
9175 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
9176 hook_tree_tree_identity and to take three trees, returning third.
9177 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
9179 * stmt.c: include hard-reg-set.h before tree.h.
9180 (decl_overlaps_hard_reg_set_p): New function, broken out from...
9181 (decl_conflicts_with_clobbers_p): Call
9182 decl_overlaps_hard_reg_set_p.
9183 (expand_asm_operands): Pass output and input lists in call to
9184 targetm.md_asm_clobbers.
9185 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
9186 hook_tree_tree_tree_tree_3rd_identity.
9187 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
9189 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
9190 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
9191 parameters, first two unused.
9192 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
9193 parameters. Only add MOF to clobbers if there's no 'h' mentioned
9194 in constraint letters and MOF is not mentioned as a asm-declared
9195 register in neither of the input and output lists.
9197 2005-03-23 DJ Delorie <dj@redhat.com>
9199 * optabs.c (expand_binop): Make sure the first subword's result
9202 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9204 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
9205 Call c_common_truthvalue_conversion rather than
9206 lang_hooks.truthvalue_conversion.
9207 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
9208 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
9210 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
9211 c_common_truthvalue_conversion.
9212 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
9213 c_parser_conditional_expression, c_parser_binary_expression): Call
9214 c_objc_common_truthvalue_conversion.
9215 * c-typeck.c (build_unary_op): Call
9216 c_objc_common_truthvalue_conversion.
9217 (build_conditional_expr): Do not call
9218 lang_hooks.truthvalue_conversion.
9219 (build_binary_op): Call c_common_truthvalue_conversion.
9220 (c_objc_common_truthvalue_conversion): Moved from
9221 c-objc-common.c. Call default_function_array_conversion instead
9222 of default_conversion.
9224 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9226 * c-common.h (default_conversion): Remove.
9227 (perform_integral_promotions): Add.
9228 * c-tree.h (default_conversion): Add.
9229 * c-typeck.c (perform_integral_promotions): New, split out from
9231 * c-common.c (check_case_value): Use perform_integral_promotions,
9232 not default_conversion.
9233 (c_add_case_label): Don't continue processing case label after
9234 found to be pointer.
9236 2005-03-23 Mark Mitchell <mark@codesourcery.com>
9238 * gcc.c (do_spec_1): Do not add a -L path for a directory in
9239 the prefix list if we have already added a multilib directory
9241 (main): Do not add MD_EXEC_PREFIX to the list of directories to
9244 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9246 * reload1.c (indirect_symref_ok, reload_obstack): Make them
9248 * reload.h: Remove the prototype for indirect_symref_ok.
9250 * reload1.c (indirect_symref_ok): Make it global.
9251 * reload.h: Add a prototype for indirect_symref_ok.
9253 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
9255 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
9258 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9260 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
9262 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
9264 * c-opts.c (c_common_parse_file): Only start/end main source file
9265 if debug hooks says the writer wants it.
9266 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
9268 (xcoff_debug_hooks): Ditto.
9269 * debug.c (do_nothing_hooks): Ditto.
9270 * debug.h (gcc_debug_hooks): Ditto.
9271 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
9272 * sdbout.c (sdb_debug_hooks): Ditto.
9273 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
9275 2005-03-22 Mark Mitchell <mark@codesourcery.com>
9277 * doc/extend.texi: Deprecate C++ min/max operators.
9279 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
9281 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
9282 artificial original candidates.
9284 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
9285 Jan Hubicka <jh@suse.cz>
9286 Steven Bosscher <stevenb@suse.de>
9288 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
9289 call cost based on argument sizes.
9290 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
9292 * params.def: (max-inline-inssn-single): Set to 450.
9293 (max-inline-insns-auto): Set to 90.
9294 (max-inline-insns-recursive): Set to 450
9295 (max-inline-insns-recursive-auto): Set to 450.
9296 (large-function-insns): Set to 2700.
9297 (inline-call-cost): New parameter.
9298 * tree-inline.c (estimate_move_cost): New function.
9299 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
9300 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
9302 * tree-inline.h (estimate_move_cost): Declare.
9303 * invoke.texi: (max-inline-inssn-single): Change default to 450.
9304 (max-inline-insns-auto): Change default to 90.
9305 (max-inline-insns-recursive): Change default to 450
9306 (max-inline-insns-recursive-auto): Change default to 450.
9307 (large-function-insns): Change default to 2700.
9308 (inline-call-cost): Document new parameter.
9310 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
9312 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
9313 (TARGET_DEFAULT): Delete.
9314 * config/i860/i860.opt: New file.
9316 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
9318 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
9319 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
9320 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
9321 (frv_sched_lookahead): Delete.
9322 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
9323 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
9324 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
9325 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
9326 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
9327 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
9328 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
9329 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
9330 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
9331 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
9332 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
9333 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
9334 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
9335 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
9336 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
9337 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
9338 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
9339 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
9340 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
9341 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
9342 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
9343 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
9344 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
9345 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
9346 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
9347 (frv_sched_lookahead): Delete.
9348 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
9349 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9350 (frv_handle_option): New function. Move -mcpu= handling from...
9351 (frv_override_options): ...here. Remove handling of other
9353 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
9354 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
9355 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
9356 and TARGET_NO_MULTI_CE.
9357 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
9358 !TARGET_VLIW_BRANCH.
9359 * config/frv/frv.opt: New file.
9361 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9363 * fold-const.c (fold_ternary): Take decomposed arguments of
9365 (fold): Update a call to fold_ternary.
9367 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
9368 * tree.h: Add corresponding prototypes.
9370 2005-03-22 Jakub Jelinek <jakub@redhat.com>
9373 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
9374 between jump table and its label.
9375 * final.c (shorten_branches): Handle notes in between ADDR_VEC
9376 resp. ADDR_DIFF_VEC and the label preceeding it.
9377 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
9378 is emitted in the right section.
9380 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9382 * fold-const.c (fold_unary, fold_binary): Update comments
9385 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
9387 PR rtl-optimization/20527
9388 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
9389 REG_INC note, test that the register also isn't mentioned in PRED
9392 2005-03-22 Ben Elliston <bje@au.ibm.com>
9394 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
9397 2005-03-21 Mike Stump <mrs@apple.com>
9399 * varasm.c (default_assemble_visibility): Remove extra ().
9401 2005-03-21 Roger Sayle <roger@eyesopen.com>
9404 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
9405 to determine whether a block can be duplicated, rather than test
9406 whether the block contains noncopyable insns ourselves.
9408 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9410 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
9413 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9415 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
9417 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9419 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
9420 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
9421 * config/fr30/fr30.opt: New file.
9423 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
9425 Fix PR tree-optimization/20542
9427 * tree-flow-inline.h (overlap_subvar): Move to here.
9428 * tree-ssa-operands.c: From here.
9429 * tree-flow.h (overlap_subvar): Declare.
9430 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
9431 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
9432 for variables with subvars.
9434 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
9437 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
9438 * modulo-sched.c (const_iteration_count): Return on NULL
9440 (print_node_sched_params): Return on NULL dump_file.
9441 (generate_reg_moves): Handle reg-anti dependencies and disregard
9442 closing branch when generating register moves.
9443 (sms_schedule): Mark the SMSed block dirty.
9444 * passes.c (rest_of_handle_sms): Call update_life_info for all
9446 * testsuite/gcc.dg/20050321-1.c: New test.
9448 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9450 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
9451 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9452 movqi_internal): Likewise.
9454 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9456 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
9457 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
9458 xtensa_b4const): Delete prototypes.
9459 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
9460 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
9461 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
9462 xtensa_extra_constraint): New prototypes.
9463 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9464 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9465 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9466 move_operand, const_float_1_operand, fpmem_offset_operand,
9467 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
9468 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
9469 (xtensa_b4const_or_zero): ...this. Change return type to bool and
9470 argument type to HOST_WIDE_INT.
9471 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
9472 xtensa_mask_immediate): Likewise.
9473 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
9474 Likewise. Also make these functions static.
9475 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
9476 (xtensa_const_ok_for_letter_p): New.
9477 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9478 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9479 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9480 move_operand, const_float_1_operand, fpmem_offset_operand,
9481 branch_operator, ubranch_operator, boolean_operator): Move to
9483 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
9484 (xtensa_mem_offset): Change return type to bool.
9485 (xtensa_extra_constraint): New.
9486 (gen_int_relational): Update type of const_range_p function pointer.
9487 Use xtensa_b4const_or_zero.
9488 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
9489 xtensa_const_ok_for_letter_p. Update comments.
9490 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
9491 (PREDICATE_CODES): Delete.
9492 * config/xtensa/xtensa.md: Include predicates.md.
9493 * config/xtensa/predicates.md: New file.
9495 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9497 * config/v850/v850-protos.h: Remove the prototypes for
9498 reg_or_int9_operand, reg_or_const_operand,
9499 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
9500 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
9501 movsi_source_operand, power_of_two_operand,
9502 not_power_of_two_operand, special_symbolref_operand,
9503 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
9504 register_is_ok_for_epilogue.
9505 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
9506 reg_or_int9_operand, reg_or_const_operand,
9507 call_address_operand, special_symbolref_operand,
9508 movsi_source_operand, power_of_two_operand,
9509 not_power_of_two_operand, register_is_ok_for_epilogue,
9510 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
9511 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
9513 * config/v850/v850.h (PREDICATE_CODES): Remove.
9514 * config/v850/v850.md: Include predicates.md.
9515 * config/v850/predicates.md: New.
9517 2005-03-21 Zack Weinberg <zack@codesourcery.com>
9519 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
9520 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9521 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
9522 (itoolsdir, itoolsdatadir): Move definition above new first use.
9523 (install-itoolsdirs): New rule.
9524 (install-mkheaders): Depend on install-itoolsdirs, not
9525 install-include-dir.
9527 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9529 * tree-into-ssa.c: Remove obsolete comments.
9531 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
9533 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
9534 unrolling if -fpeel-loops is specified, too.
9535 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9536 Remove superfluous check for flag_unroll_loops.
9538 2005-03-21 Uros Bizjak <uros@kss-loka.si>
9540 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
9541 (lrint_optab, llrint_optab): Define corresponding macros.
9542 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
9543 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
9544 pattern and llrint_optab using llrintdi2 patterns.
9545 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
9546 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
9547 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
9548 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
9549 flag_unsafe_math_optimizations is set.
9551 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9553 * combine.c (combine_simplify_rtx, simplify_if_then_else,
9554 simplify_logical, if_then_else_cond, known_cond,
9555 simplify_comparison): Adjust calls to reverse_comparison.
9556 Don't use combine_reversed_comparison_code).
9557 (combine_reversed_comparison_code): Remove.
9558 (reversed_comparison): Using reversed_comparison_code, move it...
9559 * jump.c (reversed_comparison): ... here.
9560 * rtl.h (reversed_comparison): Add prototype.
9562 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9564 * builtins.c (fold_builtin): Take decomposed arguments of
9566 * fold-const.c (fold_ternary): Update a call to fold_builtin.
9567 * gimplify.c (gimplify_call_expr): Likewise.
9568 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
9569 * tree.h: Update the prototype of fold_builtin.
9571 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9573 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
9574 * rtlhooks.c (gen_lowpart_no_emit_general): New.
9575 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
9576 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
9577 * simplify-rtx.c (simplify_binary_operation_1): Use it.
9579 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9581 * builtins.c (fold_builtin_1): Take decomposed arguments of
9583 (fold_builtin): Update a call to fold_builtin_1.
9585 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
9588 * gcov.c (output_lines): Only output function block summary when
9589 outputting branch information.
9590 * doc/gcov.texi: Document format of preamble and additional block
9593 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9595 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
9596 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
9597 the defaults false if BITS_PER_UNIT != 8.
9598 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
9599 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
9600 than BITS_PER_UNIT != 8.
9601 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
9602 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
9603 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
9605 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
9606 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
9608 2005-03-20 Roger Sayle <roger@eyesopen.com>
9611 * fold-const.c (fold_binary): Fix type mismatch between
9612 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
9613 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
9614 for non-truth-valued expressions.
9616 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
9617 and FUNCTION_DECL in the main switch.
9618 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9619 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
9620 we also need to convert their operands to match.
9621 <TRUTH_NOT_EXPR>: Likewise.
9623 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
9625 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
9626 diagnostic without checking whether an lvalue.
9627 * c-common.h (lvalue_p): Remove.
9628 (enum lvalue_use): Update comment.
9629 (lvalue_or_else): Replace by lvalue_error.
9630 * c-typeck.c (lvalue_p): Make static.
9631 (lvalue_or_else): New. Call lvalue_error.
9633 2005-03-21 Alan Modra <amodra@bigpond.net.au>
9635 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
9636 (function_arg_advance): Use rs6000_parm_start.
9637 (function_arg, rs6000_arg_partial_bytes): Likewise.
9639 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9641 * c-common.c (check_case_value): Adjust comment about stripping
9643 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
9644 * c-typeck.c (default_conversion, convert_arguments,
9645 build_modify_expr, convert_for_assignment, store_init_value,
9646 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
9647 manually. Remove inaccurate comments.
9649 2005-03-20 Roger Sayle <roger@eyesopen.com>
9650 Joseph S. Myers <joseph@codesourcery.com>
9652 * varasm.c (do_assemble_alias): Restore comment describing function.
9653 Annotate the target parameter as potentially unused.
9655 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
9658 * config/avr/avr.c (avr_output_function_prologue): Do not use
9659 current_function_name() in a label, use a local label instead.
9661 2005-03-20 David Edelsohn <edelsohn@gnu.org>
9663 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
9664 flag_finite_math_only, not flag_unsafe_math_optimizations.
9666 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9668 * builtins.c (fold_builtin_1): Update a call to
9669 targetm.fold_builtin.
9670 * hooks.c (hook_tree_tree_bool_null): Rename to
9671 hook_tree_tree_tree_bool_null. Take one more argument of type
9673 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
9674 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
9675 hook_tree_tree_tree_bool_null.
9676 * target.h (gcc_target): Update the prototype of fold_builtin.
9677 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
9678 arguments of CALL_EXPR.
9679 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
9682 2005-03-20 Jan Hubicka <jh@suse.cz>
9684 * cgraph.h (cgraph_node): Add prev_clone pointer.
9685 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
9686 (cgraph_clone_node): Produce doubly linked chain.
9688 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9690 * c-common.c (handle_aligned_attribute, check_function_sentinel,
9691 get_nonnull_operand, handle_sentinel_attribute,
9692 check_function_arguments_recurse): Do not strip NOPS from
9694 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
9696 * c-format.c (get_constant): Likewise.
9697 * c-parser.c (c_parser_postfix_expression): Likewise.
9698 * c-typeck.c (set_init_index): Likewise.
9699 (convert_arguments): Don't check for NOP_EXPR containing integer
9702 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9704 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
9705 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
9706 Take decomposed arguments of CALL_EXPR.
9707 (fold_builtin_1): Update calls to the functions mentioned
9710 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9712 * c-decl.c (check_bitfield_type_and_width): Require bit-field
9713 width to have integer type.
9714 (build_enumerator): Require enumerator value to have integer type.
9716 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9718 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
9721 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9723 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
9724 std=iso9899:199x): Correct descriptions.
9726 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9728 * config.gcc: Consistently use solaris2.1[0-9]* instead of
9731 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
9733 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
9735 (expand_builtin_memcpy, fold_builtin_1): Update calls to
9736 fold_builtin_memcpy.
9738 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
9739 arguments of CALL_EXPR.
9740 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
9741 fold_builtin_found, fold_builtin_1): Update calls to
9742 fold_trunc_transparent_mathfn.
9744 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9747 * fold-const.c (fold_widened_comparison): Don't optimize casts of
9748 function pointers on targets that require function pointer
9750 (fold_sign_changed_comparison): Likewise.
9752 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
9754 * combine.c (try_combine): When changing the mode of a hard reg, make
9755 sure that doing so is valid.
9757 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
9759 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
9760 (TARGET_HANDLE_OPTION): Override default.
9761 (avr_handle_option): New function.
9762 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
9763 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
9764 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
9765 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
9766 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
9767 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
9768 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
9769 (TARGET_OPTIONS): Delete.
9770 * config/avr/avr.opt: New file.
9772 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9774 * config/m32r/m32r-protos.h: Remove the prototypes for
9775 call_address_operand, symbolic_operand, seth_add3_operand,
9776 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9777 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9778 two_insn_const_operand, move_src_operand,
9779 move_double_src_operand, move_dest_operand,
9780 eqne_comparison_operator, signed_comparison_operator,
9781 large_insn_p, conditional_move_operand, carry_compare_operand,
9782 m32r_block_immediate_operand, extend_operand,
9783 reg_or_eq_int16_operand, int8_operand, and
9784 reg_or_zero_operand.
9785 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9786 seth_add3_operand, int8_operand, cmp_int16_operand,
9787 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9788 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9789 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9790 move_double_src_operand, move_dest_operand,
9791 eqne_comparison_operator, signed_comparison_operator,
9792 extend_operand, small_insn_p, large_insn_p,
9793 conditional_move_operand, carry_compare_operand,
9794 m32r_block_immediate_operand): Move to predicates.md.
9795 (MAX_MOVE_BYTES): Move to m32r.h.
9796 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9797 * config/m32r/m32r.md: Include predicates.md.
9798 * config/m32r/predicates.md: New.
9800 2005-03-18 James E Wilson <wilson@specifixinc.com>
9803 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
9806 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9808 * config/mn10300/mn10300-protos.h: Remove the prototypes for
9809 call_address_operand, const_8bit_operand.
9810 * config/mn10300/mn10300.c (call_address_operand,
9811 const_8bit_operand, const_1f_operand): Move to predicates.md.
9812 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
9813 * config/mn10300/mn10300.md: Include predicates.md.
9814 * config/mn10300/predicates.md: New.
9816 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
9818 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
9819 declarations in diagnostics and %E for identifiers, not %s.
9821 2005-03-18 Jan Hubicka <jh@suse.cz>
9822 Dale Johannesen <dalej@apple.com>
9824 * basic-block.h (scale_bbs_frequencies_int,
9825 scale_bbs_frequencies_gcov_type): Declare.
9826 * cfg.c (RDIV): New macro.
9827 (update_bb_frequency_for_threading): Fix.
9828 * basic-block.h (scale_bbs_frequencies_int,
9829 scale_bbs_frequencies_gcov_type): New.
9830 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
9831 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
9832 scale_bbs_frequencies_int.
9833 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
9835 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9837 * config/m32r/m32r-protos.h: Remove the prototypes for
9838 call_address_operand, symbolic_operand, seth_add3_operand,
9839 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9840 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9841 two_insn_const_operand, move_src_operand,
9842 move_double_src_operand, move_dest_operand,
9843 eqne_comparison_operator, signed_comparison_operator,
9844 large_insn_p, conditional_move_operand, carry_compare_operand,
9845 m32r_block_immediate_operand, extend_operand,
9846 reg_or_eq_int16_operand, int8_operand, and
9847 reg_or_zero_operand.
9848 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9849 seth_add3_operand, int8_operand, cmp_int16_operand,
9850 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9851 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9852 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9853 move_double_src_operand, move_dest_operand,
9854 eqne_comparison_operator, signed_comparison_operator,
9855 extend_operand, small_insn_p, large_insn_p,
9856 conditional_move_operand, carry_compare_operand,
9857 m32r_block_immediate_operand): Move to predicates.md.
9858 (MAX_MOVE_BYTES): Move to m32r.h.
9859 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9860 * config/m32r/m32r.md: Include predicates.md.
9861 * config/m32r/predicates.md: New.
9863 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9865 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9866 symbolic_operand, symbolic_memory_operand,
9867 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9868 indexed_memory_operand, move_dest_operand, move_src_operand,
9869 prefetch_cc_operand, prefetch_nocc_operand,
9870 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9871 arith_operand, arith11_operand, pre_cint_operand,
9872 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9873 ireg_operand, int5_operand, uint5_operand, int11_operand,
9874 uint32_operand, arith5_operand, and_operand, ior_operand,
9875 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9876 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9877 shadd_operand, movb_comparison_operator,
9878 cmpib_comparison_operator): Move to predicates.md.
9879 (magic_milli, shadd_constant_p): Make it extern.
9880 * config/pa/pa.h (PREDICATE_CODES): Remove.
9881 * config/pa/pa.md: Include predicates.md.
9882 * config/pa/predicates.md: New.
9884 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9887 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9889 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9890 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9891 config/alpha/freebsd.h, config/alpha/linux.h,
9892 config/alpha/netbsd.h, config/alpha/osf5.h,
9893 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9894 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9895 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9896 doc/cppopts.texi: Update copyright.
9898 2005-03-18 Jan Hubicka <jh@suse.cz>
9901 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9903 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9906 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9908 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9911 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9913 * combine.c (gen_binary): Remove.
9914 (known_cond, simplify_shift_const, find_split_point,
9915 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9916 simplify_logical, expand_field_assignment, extract_left_shift,
9917 force_to_mode, if_then_else_cond, apply_distributive_law,
9918 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9919 simplify_comparison, reversed_comparison): Replace with
9920 simplify_gen_binary, simplify_gen_relational or
9921 distribute_and_simplify_rtx.
9922 (distribute_and_simplify_rtx): New function.
9924 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9925 Paolo Bonzini <gcc.gnu.org>
9927 * calls.c (setjmp_call_p, special_function_p): Update comments
9928 at the head of the functions.
9930 2005-03-18 Jan Hubicka <jh@suse.cz>
9932 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9934 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9935 function body should be released; do not proactively release function
9936 bodies in non-unit-at-a-time mode.
9938 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9940 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9941 mno-fp-ret-in-387 multilib variants.
9943 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9945 * common.opt (m): Remove.
9946 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9948 (common_handle_option): Remove OPT_m case.
9950 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9952 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9954 (fold_builtin_1): Update a call to fold_builtin_bitop.
9956 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9958 (fold_builtin_1): Update a call to fold_builtin_signbit.
9960 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9962 PR tree-optimization/20474
9963 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9964 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9966 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9968 * config/h8300/h8300-protos.h: Remove prototypes for
9969 general_operand_src, general_operand_dst, single_one_operand,
9970 single_zero_operand, call_insn_operand,
9971 two_insn_adds_subs_operand, small_call_insn_operand,
9972 jump_address_operand, bit_operand, bit_memory_operand,
9973 stack_pointer_operand, const_int_gt_2_operand,
9974 const_int_ge_8_operand, const_int_qi_operand,
9975 const_int_hi_operand, incdec_operand, bit_operator,
9976 nshift_operator, eqne_operator, gtle_operator,
9977 gtuleu_operator, iorxor_operator.
9978 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9979 h8300_ldm_stm_parallel.
9980 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9982 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9983 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9984 (h8300_ldm_stm_parallel): Make it extern.
9985 (h8300_ldm_parallel, h8300_stm_parallel,
9986 h8300_return_parallel, general_operand_src,
9987 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9988 nibble_operand, reg_or_nibble_operand, single_one_operand,
9989 single_zero_operand, call_insn_operand,
9990 two_insn_adds_subs_operand, small_call_insn_operand,
9991 jump_address_operand, bit_operand, bit_memory_operand,
9992 stack_pointer_operand, const_int_gt_2_operand,
9993 const_int_ge_8_operand, const_int_qi_operand,
9994 const_int_hi_operand, incdec_operand, eqne_operator,
9995 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9996 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9997 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9998 nshift_operator): Move to predicates.md.
9999 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
10000 * config/h8300/h8300.md: Include predicates.md.
10001 * config/h8300/predicates.md: New.
10003 2005-03-17 Richard Henderson <rth@redhat.com>
10005 * config.gcc (ia64*-*-hpux*): Add extra_options.
10006 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
10007 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
10008 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
10009 (ia64_tls_size_string, ia64_tune_string): Remove.
10010 (ia64_tune): Init to PROCESSOR_ITANIUM2.
10011 (TARGET_DEFAULT_TARGET_FLAGS): New.
10012 (TARGET_HANDLE_OPTION): New.
10013 (ia64_override_options): Move options parsing ...
10014 (ia64_handle_option): ... here. New.
10015 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
10016 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
10017 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
10018 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
10019 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
10020 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
10021 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
10022 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
10023 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
10024 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
10025 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
10026 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
10027 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
10028 TARGET_EARLY_STOP_BITS): Remove.
10029 (TARGET_ILP32): Default false.
10030 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
10031 (enum ia64_inline_type): New.
10032 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
10033 * config/ia64/ia64.md: Update for new definitions of
10034 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
10035 * config/ia64/ia64.opt: New file.
10036 * config/ia64/ilp32.opt: New file.
10038 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
10041 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
10043 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
10045 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
10046 instead of MASK_H8300S.
10047 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
10048 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
10049 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
10050 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
10051 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
10052 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
10053 TARGET_SWITCHES): Remove.
10054 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
10056 * config/h8300/h8300.opt: New.
10058 * config/alpha/alpha.opt, config/arc/arc.opt,
10059 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
10062 2005-03-17 Ian Lance Taylor <ian@airs.com>
10066 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
10068 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
10069 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
10070 (TARGET_HANDLE_OPTION): Override default.
10071 (arc_handle_option): New function.
10072 (arc_init): Remove code to set arch_cpu_string.
10073 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
10074 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
10075 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
10076 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
10077 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
10078 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
10079 (arc_rodata_string, TARGET_OPTIONS): Delete.
10080 * config/arc/arc.opt: New file.
10082 2005-03-17 Richard Henderson <rth@redhat.com>
10084 * doc/extend.texi (Weak Pragmas): New section.
10085 (attribute alias): Clarify that target must be in the same
10088 2005-03-17 Richard Henderson <rth@redhat.com>
10090 * config/alpha/alpha.opt: New file.
10091 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
10093 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
10094 alpha_fprm_string, alpha_fptm_string): Make static.
10095 (alpha_tls_size_string): Remove.
10096 (alpha_handle_option): New.
10097 (override_options): Update for alpha_cpu/alpha_tune split.
10098 (alpha_file_start): Likewise.
10099 (TARGET_DEFAULT_TARGET_FLAGS): New.
10100 (TARGET_HANDLE_OPTION): New.
10101 * config/alpha/alpha.h (alpha_tune): Declare.
10102 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
10103 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
10104 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
10105 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
10106 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
10107 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
10108 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
10109 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
10110 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
10111 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
10112 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
10113 (TARGET_DEFAULT): Remove MASK_FP.
10114 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
10115 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
10116 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
10117 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
10118 alpha_tls_size_string): Remove.
10119 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
10120 (attribute tune): Rename from attribute cpu.
10121 * config/alpha/ev4.md: Update to match.
10122 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
10123 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
10124 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
10125 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
10126 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
10127 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
10129 2005-03-16 James E. Wilson <wilson@specifixinc.com>
10131 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
10132 and return without creating new state if before_nops_num is nonzero.
10133 * config/ia64/ia64.md (first_insn): New attribute.
10134 (alloc): Set it to yes.
10136 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10138 * tree-vectorizer.c (new_vec_stmt_info): Initialize
10139 STMT_VINFO_SUBVARS to NULL.
10140 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10142 2005-03-16 Dale Johannesen <dalej@apple.com>
10144 * rtlanal.c (find_first_parameter_load): Rewrite to
10145 return actual first param load or the call if none,
10146 instead of first in block, when not all loads exist.
10148 2005-03-16 Roger Sayle <roger@eyesopen.com>
10150 * optabs.c (expand_copysign_absneg): Make static.
10151 * optabs.h (expand_copysign_absneg): Delete prototype.
10152 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
10154 2005-03-16 Richard Henderson <rth@redhat.com>
10156 PR middle-end/15700
10157 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
10158 (alias_pairs): Rename from output_defs.
10159 (find_decl_and_mark_needed): Split out from assemble_alias.
10160 (do_assemble_alias): New.
10161 (assemble_output_def): Remove.
10162 (finish_aliases_1, finish_aliases_2): New.
10163 (process_pending_assemble_output_defs): Remove.
10164 (assemble_alias): Defer aliases for which we don't yet have a
10165 non-external decl for the target symbol.
10166 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
10167 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
10168 * toplev.c (compile_file): Use finish_aliases_2 instead of
10169 process_pending_assemble_output_defs.
10170 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
10171 (process_pending_assemble_output_defs): Remove.
10173 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10175 Fix PR tree-optimization/20489
10177 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
10178 for empty structures.
10180 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10182 Fix PR tree-optimization/20490
10184 * tree-ssa-pre.c (create_expression_by_pieces): Use
10185 force_gimple_operand on result of fold.
10187 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
10189 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
10190 of closing parenthesis.
10192 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
10194 * builtins.c (expand_movstr): Update a call to
10195 fold_builtin_strcpy.
10196 (expand_builtin_strncpy): Update a call to
10197 fold_builtin_strncpy.
10198 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
10199 arguments of CALL_EXPR.
10200 (fold_builtin_1): Update calls to fold_builtin_strcpy and
10201 fold_builtin_strncpy.
10202 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10203 * tree.h: Update the prototypes of fold_builtin_strcpy and
10204 fold_builtin_strncpy.
10206 2005-03-16 Steven Bosscher <stevenb@suse.de>
10207 Dorit Naishlos <dorit@il.ibm.com>
10209 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
10210 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
10213 2005-03-16 Steven Bosscher <stevenb@suse.de>
10215 * tree-inline.c (walk_type_fields, walk_tree,
10216 walk_tree_without_duplicates): Move from here...
10217 * tree.c: ...to here.
10219 2005-03-15 Zack Weinberg <zack@codesourcery.com>
10221 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
10222 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
10223 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10224 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
10225 (version): Define using $(BASEVER_c).
10226 (Makefile, config.status, build/gcov-iov.o): No longer depends on
10228 (version.o): Depend on version files; add custom generation command.
10229 (prefix.o): Define BASEVER on command line.
10230 (s-iov): Depend on version files; adjust command.
10231 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
10233 (gcc-vers.texi): New rule.
10234 (doc/%.info, doc/%.dvi): Add -I . to command line.
10235 (doc/gccinstall.dvi): Likewise.
10236 (PACKAGE): Delete. All uses replaced with "gcc".
10237 * aclocal.m4: Do not include gcc-version.m4.
10238 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
10239 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
10240 Set is_release based on contents of DEV-PHASE.
10241 Set gcc_version based on contents of BASE-VER.
10242 Define WIN32_REGISTRY_KEY only if the user overrode the default.
10243 * config.in, configure: Regenerate.
10244 * gccbug.in: Determine version of GCC in use at runtime.
10245 * gcov-iov.c: Get version number and development phase from
10246 command line, not by including version.c.
10247 * intl.c: Replace all uses of PACKAGE with "gcc".
10248 * libada-mk.in: Delete unused "gcc_version" variable.
10249 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
10250 * version.c: (VERSUFFIX): New hook for redistributors; adjust
10251 commentary to match.
10252 (version_string): Put together from pieces.
10253 * config/alpha/x-vms: Do not use $(gcc_version).
10254 * config/i386/t-nwld: Likewise.
10255 * doc/include/gcc-common.texi: Include gcc-vers.texi for
10256 version-GCC and DEVELOPMENT.
10258 2005-03-15 Roger Sayle <roger@eyesopen.com>
10260 PR tree-optimization/17454
10261 * tree.c (tree_size): Add case for TREE_BINFO.
10262 * fold-const.c (fold_checksum_tree): Only clear the overloaded
10263 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
10265 2005-03-15 Roger Sayle <roger@eyesopen.com>
10267 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
10268 op1 whilst expanding the signed widenening multiply variant.
10270 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
10272 * toplev.c (display_target_options): Avoid unused variable warning if
10273 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
10274 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
10275 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
10276 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
10277 (mips_isa_info): New variable.
10278 (mips_parse_cpu): Remove the first argument and leave the caller
10280 (TARGET_HANDLE_OPTION): Override default.
10281 (mips_handle_option): New function. Move option validation code from...
10282 (override_options): ...here. Update calls to mips_parse_cpu.
10283 * config/mips/mips.h (mips_arch_string, mips_tune_string)
10284 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
10285 (SUBTARGET_TARGET_OPTIONS): Delete.
10286 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
10287 (mno-flush-func, mtune=): New options.
10289 2005-03-15 Roger Sayle <roger@eyesopen.com>
10290 Richard Henderson <rth@redhat.com>
10292 * real.c (c4x_single_format, c4x_extended_format): Provide values
10293 for signbit_ro for c4x's single and extended floating point formats.
10294 * optabs.c (expand_copysign): Use the floating point format's
10295 signbit_ro for expanding via expand_copysign_absneg, and it's
10296 signbit_rw field for expanding via expand_copysign_bit.
10298 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
10300 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
10301 known_alignment_for_access_p.
10302 (known_alignment_for_access_p): New.
10303 (do_peeling_for_alignment): Field made int instead of bool and renamed
10304 to peeling_for_alignment.
10305 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
10306 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
10307 functionality used to be in vect_analyze_operations.
10308 (vect_analyze_operations): Code to determine vectorization factor was
10309 moved to vect_determine_vectorization_factor.
10310 (vect_enhance_data_refs_alignment): Update to correct alignment when it
10311 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
10313 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
10314 be part of vect_analyze_operations).
10315 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
10316 creating the guard condition, as the number of iterations may be
10318 (slpeel_tree_peel_loop_to_edge): Use new name of
10319 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
10320 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
10321 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
10322 (vect_do_peeling_for_alignment): Use fold.
10323 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
10325 (vect_update_inits_of_dr): Renamed to
10326 vect_update_init_of_dr.
10327 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
10328 (vectorizable_store): Fix assertion to use == instead of =.
10330 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
10332 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
10333 call_used_regs for wCG registers.
10335 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
10337 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10338 for non-offsettable memory references to cope with outstanding reload
10339 replacements, take 2.
10341 2005-03-15 Uros Bizjak <uros@kss-loka.si>
10344 * config/i386/i386.h (x86_fisttp): New.
10345 (TARGET_FISTTP): New macro.
10346 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
10347 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
10348 instruction when fisttp flag is set.
10349 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
10351 * config/i386/i386.md (type attribute): Add fisttp.
10352 (unit attribute): Set to i387 for fisttp type.
10353 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
10354 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
10356 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
10357 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
10359 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
10360 patterns for TARGET_FISTTP. Enable patterns for
10361 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
10362 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
10363 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
10364 implement fisttp x87 insn.
10365 (fix_trunc*_i387_fisttp splitters): New patterns.
10366 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
10367 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
10368 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
10370 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
10371 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
10372 Implement using mode macros. Disable patterns for TARGET_FISTTP.
10373 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
10374 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
10375 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
10376 Disable patterns for TARGET_FISTTP.
10377 (fix_trunc*_i387 splitters): Implement usign mode macros.
10378 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
10379 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
10380 (fix_trunx*_sse peephole2s): Implement using mode macros.
10382 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
10384 PR rtl-optimization/20291
10385 * combine.c (try_combine): If splitting fails, re-try with
10386 original combined pattern, i.e. before clobber stripping.
10388 2005-03-14 Eric Christopher <echristo@redhat.com>
10390 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
10391 STACK_GROWS_DOWNWARD.
10393 2005-03-14 Roger Sayle <roger@eyesopen.com>
10395 * real.h (struct real_format): Split the signbit field into two
10396 two fields, signbit_ro and signbit_rw.
10397 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
10398 mips_double_format, ieee_extended_motorola_format,
10399 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
10400 ieee_extended_intel_128_format, ibm_extended_format,
10401 mips_extended_format, ieee_quad_format, mips_quad_format,
10402 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
10403 i370_double_format, c4x_single_format, c4x_extended_format,
10404 real_internal_format): Update initializers for new field.
10405 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
10406 real_format structure.
10407 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
10408 field of the real_format structure.
10410 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
10412 Fix PR tree-optimization/20458
10414 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
10415 DECL_EXTERNAL on STRUCT_FIELD tags.
10416 (clear_call_clobbered): Ditto.
10417 * tree-ssa-operands.c (note_addressable): Make sure the original
10418 variable doesn't slip into the addressable list if we have
10420 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
10423 2005-03-14 Geoffrey Keating <geoffk@apple.com>
10425 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
10426 (-fwide-exec-charset): Likewise.
10427 (-finput-charset): Likewise.
10428 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
10429 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
10430 * c.opt (Wnormalized): New.
10432 2005-03-14 Devang Patel <dpatel@apple.com>
10434 * doc/invoke.texi: Add reference to Visibility document.
10436 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10438 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
10439 MASK_SPLIT_ADDRESSES.
10440 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
10441 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
10442 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
10443 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
10444 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
10445 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
10446 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
10447 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
10448 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
10449 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
10450 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
10451 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
10452 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
10453 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
10454 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
10455 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
10456 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
10457 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
10458 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
10459 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
10460 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
10461 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
10462 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
10463 (TARGET_EXPLICIT_RELOCS): Delete.
10464 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
10465 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
10466 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10467 (override_options): Set MASK_LONG64 if -mint64 is given and no
10468 -mlongXX option is. Complain about -mint64 -mlong32.
10469 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
10470 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
10471 * config/mips/mips.opt: New file.
10473 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10475 * config.gcc (extra_options): New variable for listing option files.
10476 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
10477 * configure.ac (extra_opt_files): New AC_SUBST variable.
10478 (tm_file_list, tm_include_list): Include options.h first.
10479 * configure: Regenerate.
10480 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
10481 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
10482 (s-options-h): New rule.
10483 (options.h): Depend on it.
10484 (TEXI_GCCINT_FILES): Add options.texi.
10485 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
10486 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
10487 * target.h (gcc_target): Add default_target_flags and handle_option.
10488 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
10489 (TARGET_HANDLE_OPTION): New macros.
10490 (TARGET_INITIALIZER): Include them.
10491 * opt-functions.awk (opt_args, nth_arg): New functions.
10492 (switch_flags): Handle the "Target" flag.
10493 (var_args): Delete.
10494 (var_name): Use opt_args and nth_arg.
10495 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
10496 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
10497 macros for the "Mask" and "InverseMask" options.
10498 * opts.h (cl_var_cond): New enum.
10499 (cl_option): Replace the "has_set_value" and "set_value" fields with
10500 "var_cond" and "var_value".
10501 (CL_TARGET): New macro.
10502 (option_enabled, print_filtered_help): Declare.
10503 (decode_options): Move definition.
10504 * opts.c (handle_option): Search for the original option before
10505 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
10506 var_cond and var_value fields. Use targetm.handle_option to handle
10508 (decode_options): Set target_flags to targetm.default_target_flags.
10509 (print_filtered_help): Make global. Handle CL_TARGET.
10510 (option_enabled): New function.
10511 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
10512 (display_target_options, set_target_switch, print_switch_values)
10513 (default_pch_valid_p): Guard uses of target_switches with
10514 #ifdef TARGET_SWITCHES. Also...
10515 (display_target_options): Display the CL_TARGET entries in cl_options.
10516 (set_target_option): Don't complain about the "" option when
10517 TARGET_SWITCHES is undefined.
10518 (print_switch_values): Use option_enabled.
10519 (default_pch_valid_p): Check cl_options[] when looking for something
10520 that has changed the value of target_flags.
10521 * c.opt: Remove documentation from top of file.
10522 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
10523 * doc/sourecebuild.texi: Refer to the new options documentation
10524 instead of c.opt. Document machine-specific .opt files.
10525 * doc/tm.texi (target_flags): Say that this variable is declared
10527 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
10528 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
10530 * doc/options.texi: New file.
10532 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10534 PR middle-end/18628
10535 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
10538 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10541 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
10542 temporary variable of pointer type if an lvalues is required.
10543 (gimplify_modify_expr_rhs): Request an rvalue from it.
10544 (gimplify_expr): Pass fallback on.
10546 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10548 * cfgbuild.c: Update comments.
10550 2005-03-14 Roger Sayle <roger@eyesopen.com>
10552 PR rtl-optimization/17236
10553 * optabs.c (expand_doubleword_mult): New helper function split out
10554 from expand_binop. Permute the order in which instructions are
10555 emitted to minimize the number of simultaneously live registers.
10556 (expand_binop): Call expand_doubleword_mult to synthesize a double
10557 word multiplication.
10559 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10561 * basic-block.h: Update the prototypes of cached_make_edge and
10563 * cfg.c (cached_make_edge): Take edge_cache representing one
10564 row of the adjacency matrix of edges.
10565 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
10566 (make_edges): Initialize edge_cache to represent one row of
10567 the adjacency matrix of edges.
10569 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10571 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
10573 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
10574 Remove unused removed_phis variable.
10575 (conditional_replacement): Use build1/build2.
10576 (abs_replacement): Use last_and_only_stmt and build1/build2.
10578 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10580 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
10581 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
10582 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
10583 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
10584 * c-common.c (handle_novops_attribute): New function.
10585 (c_common_attribute_table): Add "no vops" entry.
10586 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
10587 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
10588 * tree-ssa-operands.c (get_call_expr_operands): Do not
10589 create virtual operands for calls with ECF_NOVOPS flag.
10590 * tree.h (DECL_IS_NOVOPS): New macro.
10591 (struct tree_decl): Add novops_flag.
10592 (ECF_NOVOPS): New constant.
10594 2005-03-14 Uros Bizjak <uros@kss-loka.si>
10597 * config/i386/i386.c (x86_use_himode_fiop): New.
10598 (x86_use_simode_fiop): Rename from x86_use_fiop.
10599 * config/i386/i386.h (x86_use_himode_fiop): Declare.
10600 (TARGET_USE_HIMODE_FIOP): New.
10601 (x86_use_simode_fiop): Rename from x86_use_fiop.
10602 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
10604 * config/i386/i386.md (X87MODEI12): New mode macro define.
10605 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
10606 to implement x87 FP compare with HImode input operands.
10607 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
10608 Use X87MODEI12 mode macro to handle HImode input operands.
10609 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
10610 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
10611 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
10612 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
10613 macro to implement x87 operators with HImode input operands.
10614 (fop splitters): Use X87MODEI12 mode macro to handle HImode
10617 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10619 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
10621 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
10622 constants invariant.
10624 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10626 * basic-block.h (BB_VISITED): Removed.
10627 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
10629 2005-03-14 Falk Hueffner <falk@debian.org>
10632 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
10634 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10636 * ggc-zone.c: Fix comment typos.
10638 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
10639 stringpool.c, config/mips/mips-protos.h: Update copyright.
10641 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10643 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
10644 throughout with its typedef, "rtx".
10645 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
10646 (rs6000_tls_symbol_ref_1): Remove inline keyword.
10647 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
10648 regs in comment to match code.
10650 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10652 * except.c (check_handled): Make it static.
10653 * except.h: Remove the corresponding prototype.
10655 * function.c (get_func_frame_size): Make it static.
10656 * function.h: Remove the corresponding type.
10658 * regclass.c (reg_class_superclasses, reg_class_subclasses):
10660 * hard-reg-set.h: Remove the corresponding declarations.
10662 * tree-cfg.c (verify_stmts): Check that
10663 bb_for_stmt (stmt) == bb for every PHI node and statement.
10665 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10667 * config.gcc: Remove excess indentation.
10668 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
10670 2005-03-13 Roger Sayle <roger@eyesopen.com>
10672 PR middle-end/19331
10673 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
10674 * fold-const.c (fold_sign_changed_comparison): Likewise.
10675 (fold_binary): Optimize comparisons against widened operands if
10676 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
10678 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10680 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
10681 (sparc_override_options): Initialize it.
10682 (sparc_struct_value_rtx): Set it on the MEM to be returned.
10684 2005-03-13 David Edelsohn <edelsohn@gnu.org>
10686 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
10687 (reg_or_none500mem_operand): New predicate.
10688 (zero_reg_mem_operand): New predicate.
10689 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
10690 to reg_or_none500mem_operand.
10691 (extendsfdf2_fpr): Add MEM alternative.
10692 (extenddftf2_internal): Change operand2 predicate to
10693 zero_reg_mem_operand.
10695 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10697 * ggc-zone.c: Rewritten.
10699 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
10701 * configure.ac: Define GGC_ZONE for --with-gc=zone.
10702 * config.in: Regenerated.
10703 * configure: Regenerated.
10704 * gengtype.c (write_types_process_field, write_func_for_structure):
10705 Pass new argument to gt_pch_note_object.
10706 * ggc-common.c (struct ptr_data): Add TYPE.
10707 (gt_pch_note_object): Take TYPE argument and save it.
10708 (call_count): Update call to ggc_pch_count_object.
10709 (call_alloc): Update call to ggc_pch_alloc_object.
10710 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
10712 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
10713 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
10714 (ggc_alloc_zone_stat): Delete.
10715 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
10716 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
10717 (ggc_pch_alloc_object): Update prototypes.
10718 (garbage_zone): Delete.
10719 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
10720 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
10722 (tree_id_zone): New variable.
10723 (ggc_alloc_cleared_zone): Remove unused.
10724 (ggc_alloc_zone): Define.
10725 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
10726 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
10727 ggc_alloc_zone_stat.
10728 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
10729 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
10730 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
10731 (make_node_stat): Likewise. Use tree_id_zone.
10733 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10734 Joseph S. Myers <joseph@codesourcery.com>
10736 * configure.ac: Check for MIPS TLS.
10737 * configure: Regenerated.
10738 * config/mips/mips-protos.h (enum mips_symbol_type): Add
10739 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
10740 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
10741 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
10742 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
10743 (mips_classify_symbol, mips_symbolic_constant_p)
10744 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
10745 (mips_tls_operand_p, mips_call_tls_get_addr)
10746 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
10747 (mips_tls_symbol_ref_1): New functions.
10748 (mips_legitimize_address, mips_legitimize_const_move): Call
10749 mips_legitimize_tls_address.
10750 (override_options): Handle V1_REG and TLS symbols. Disable TLS
10752 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
10753 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
10754 (mips_char_to_class): Document V1_REG.
10755 (HAVE_AS_TLS): Provide default.
10756 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
10758 (load_got<mode>): Renamed from *load_got<mode>. Allow when
10760 (tls_get_tp_<mode>): New instruction.
10762 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10764 * configure.ac: Update checks for target tools.
10765 * configure: Regenerated.
10767 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10769 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
10771 2005-03-13 Roger Sayle <roger@eyesopen.com>
10773 * expmed.c (expand_mult): Use synthetic multiplication sequences for
10774 more classes of DImode multiplication by constant. Allow both
10775 multiplication by small negative constants (by performing a
10776 multiplication by a positive constant and negating the result) and
10777 multiplications by large powers of two, by using a left shift.
10779 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10781 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
10782 of basic blocks into work_stack.
10784 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
10785 config/mips/vr.h: Update copyright.
10787 * c-decl.c (c_init_decl_processing): Remove useless calls to
10788 build_function_type.
10790 * builtins.c (fold_trunc_transparent_mathfn,
10791 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
10792 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10793 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
10794 fold_builtin_strcpy, fold_builtin_strncpy,
10795 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
10798 * builtins.c (expand_builtin_mathfn_3): Remove local variable
10801 * lambda-code.c (lambda_compute_auxillary_space): Remove local
10802 variable determinant.
10804 * tree-cfg.c (group_case_labels): Remove local variable type.
10806 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
10809 * tree-ssa-phiopt.c (value_replacement): Remove local variable
10812 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
10815 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10816 (*movmemqi_insn): Delete.
10817 (*movmemhi): Delete.
10819 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10821 * builtins.c (fold_builtin_classify): Take decomposed
10822 arguments of CALL_EXPR.
10823 (fold_builtin_1): Update a call to fold_builtin_classify.
10825 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
10828 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
10829 through into call to parser_xref_tag after parse error.
10830 (c_parser_struct_declaration): Consistently return NULL_TREE on
10833 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
10835 * tree-flow-inline.h (ref_contains_array_ref): New function.
10836 (lookup_subvars_for_var): Ditto.
10837 (get_subvars_for_var): Ditto.
10838 (var_can_have_subvars): Ditto.
10840 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10841 (struct subvar): New type.
10843 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10845 * tree-optimize.c (init_tree_optimization_passes): Call
10846 pass_create_structure_vars.
10848 * tree-ssa-alias.c: Include vec.h.
10849 (init_alias_info): Don't auto-clear call clobbered on struct-field
10851 (compute_flow_insensitive_aliasing): Handle subvars.
10852 (group_aliases): Handle STRUCT_FIELD aliases.
10853 (setup_pointers_and_addressables): Ditto.
10854 Don't mark variables non-addressable if they still have
10855 addressable subvars.
10856 Also mark subvars addressable when the real variable is marked
10858 (add_pointed_to_var): Try to prune the pointed-to set by only
10859 pointing to subvars when possible.
10860 Otherwise, make sure we set addresses_needed and pt_vars to
10861 properly include subvars.
10862 (bitpos_of_field): New function.
10863 (push_fields_onto_fieldstack): Ditto.
10864 (get_or_create_used_part_for): Ditto.
10865 (create_overlap_variables_for): Ditto.
10866 (find_used_portions): Ditto.
10867 (create_structure_vars): Ditto.
10868 (pass_create_structure_vars): New structure.
10870 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10871 (get_expr_operands): Handle subvars. Also try to turn
10872 COMPONENT_REF accesses into must-defs now that we can accurately
10874 (note_addressable): Try to only mark as addressable those subvars
10875 we know a COMPONENT_REF touches.
10876 (overlap_subvar): New function.
10878 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10879 Handle subvar storing.
10880 (vect_address_analysis): Update caller of vect_object_analysis.
10882 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10884 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10885 (STMT_VINFO_SUBVARS): New macro.
10887 * common.opts: add flag_tree_salias.
10889 * opts.c (decode_options): flag_tree_salias defaults to on.
10891 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10893 * doc/tree-ssa.texi: Document structural alias analysis.
10895 2005-03-12 Steven Bosscher <stevenb@suse.de>
10897 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10898 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10899 * tree-ssa-operands.c (get_expr_operands): Likewise.
10900 (get_expr_operands): Likewise for ERROR_MARK.
10902 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10904 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10907 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10910 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10911 (mark_operand_necessary): Remove local variable ver.
10913 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10914 variable prefix_len.
10916 * value-prof.c (mod_subtract_transform): Remove local variable
10919 * builtins.c (fold_builtin_exponent): Take decomposed
10920 arguments of CALL_EXPR.
10921 (fold_builtin_1): Update a call to fold_builtin_exponent.
10923 * builtins.c (fold_builtin_logarithm): Take decomposed
10924 arguments of CALL_EXPR.
10925 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10927 * c-decl.c (c_init_decl_processing): Remove local variables
10928 ptr_ftype_void and ptr_ftype_ptr.
10930 * gimplify.c (gimplify_expr): Remove local variables r0 and
10933 * reg-stack.c (move_for_stack_reg): Remove local variable
10935 (compare_for_stack_reg): Remove local variable flags_user.
10936 (convert_regs_1): Remove local variable deleted.
10938 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10940 (combine_blocks): Remove local variables exits and new_e.
10942 * tree-inline.c (expand_call_inline): Remove local variable
10945 * tree-ssa-live.c (create_ssa_var_map,
10946 calculate_live_on_entry): Remove local variable snn.
10948 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10950 * c-lex.c (c_lex_with_flags): Add parameter to call to
10953 2005-03-11 Per Bothner <per@bothner.com>
10955 * c-tree.h (struct c_declarator): New id_loc field.
10956 * c-pragma.h (c_lex_with_flags): Take position reference.
10957 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10958 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10959 (c_lex): Pass dummy location to c_lex_with_flags.
10960 * c-parser.c (c_lex_one_token): Set c_token's location using
10961 c_lex_with_flags, instead of input_location, which might be "ahead".
10962 (c_parser_direct_declarator): Set declarator's id_loc from
10964 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10965 declarator's id_loc, rather than probably-imprecise input_location.
10966 (build_id_declarator): Initialize c_declarator's id_loc field.
10968 2005-03-11 Roger Sayle <roger@eyesopen.com>
10970 PR middle-end/20419
10971 * builtins.c (expand_builtin_signbit): Force the signbit's word
10972 into an integer register to avoid SUBREGs of floating point modes.
10974 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10976 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10977 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10978 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10979 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10981 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10983 PR rtl-optimization/20306
10984 * expr.c (emit_move_complex): Set try_int false if mode is
10985 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10986 emit_block_move if try_int is true.
10988 2005-03-11 Richard Henderson <rth@redhat.com>
10991 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10992 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10995 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10997 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10998 (TARGET_FIX_VR4130): New macro.
10999 (TARGET_OPTIONS): Add -mfix-vr4130.
11000 (ISA_HAS_MACCHI): New macro.
11001 (ASM_SPEC): Add -mfix-vr4130.
11002 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
11003 (override_options): Handle mips_fix_vr4130_string.
11004 (mips_avoid_hazards): Clear all_noreorder_p
11005 if we're working around VR4130 errata and the macc alternatives
11007 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
11008 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
11009 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
11010 (MULTILIB_DEFAULTS): Remove leading "march=".
11011 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
11012 if no architecture option is given.
11013 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
11015 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
11016 * doc/invoke.texi: Document -mfix-vr4130.
11018 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
11020 * config/mips/mips.c (override_options): Only warn about -mint64
11021 deprecation if TARGET_INT64.
11023 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11025 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
11026 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
11027 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
11028 are non-specific regarding the nonnull parameter positions.
11029 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
11030 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
11031 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
11032 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
11034 * builtins.def: Use the non-specific "nonnull" attibute lists.
11036 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
11038 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
11039 single_pred_edge, single_succ, single_pred): Improve comments.
11041 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
11043 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
11044 single_pred_edge, single_succ, single_pred): New inline functions.
11045 * bb-reorder.c (rotate_loop, find_traces_1_round,
11046 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
11047 duplicate_computed_gotos): Use the single_succ/pred functions.
11048 * cfganal.c (forwarder_block_p): Ditto.
11049 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
11050 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
11051 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
11052 merge_seq_blocks): Ditto.
11053 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
11054 * cfglayout.c (fixup_reorder_chain): Ditto.
11055 * cfgloop.c (mark_single_exit_loops, update_latch_info,
11056 canonicalize_loop_headers, verify_loop_structure): Ditto.
11057 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
11058 mfb_update_loops, create_preheader, force_single_succ_latches,
11059 create_loop_notes): Ditto.
11060 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
11061 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
11062 commit_one_edge_insertion, purge_dead_edges,
11063 cfg_layout_can_merge_blocks_p): Ditto.
11064 * except.c (sjlj_emit_function_enter): Ditto.
11065 * flow.c (init_propagate_block_info): Ditto.
11066 * function.c (thread_prologue_and_epilogue_insns): Ditto.
11067 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
11068 insert_insn_end_bb): Ditto.
11069 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
11070 find_if_case_2): Ditto.
11071 * lambda-code.c (perfect_nestify): Ditto.
11072 * lcm.c (optimize_mode_switching): Ditto.
11073 * loop-doloop.c (doloop_modify): Ditto.
11074 * loop-init.c (loop_optimizer_init): Ditto.
11075 * loop-iv.c (simplify_using_initial_values): Ditto.
11076 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11077 * loop-unswitch.c (unswitch_loop): Ditto.
11078 * modulo-sched.c (generate_prolog_epilog): Ditto.
11079 * predict.c (combine_predictions_for_insn, estimate_probability,
11080 tree_estimate_probability, last_basic_block_p,
11081 estimate_bb_frequencies): Ditto.
11082 * profile.c (branch_prob): Ditto.
11083 * regrename.c (copyprop_hardreg_forward): Ditto.
11084 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
11085 * tracer.c (layout_superblocks): Ditto.
11086 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
11087 cfg_remove_useless_stmts_bb, cleanup_control_flow,
11088 cleanup_control_expr_graph, disband_implicit_edges,
11089 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
11090 tree_verify_flow_info, tree_make_forwarder_block,
11091 tree_forwarder_block_p, remove_forwarder_block,
11092 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
11093 * tree-if-conv.c (tree_if_conversion): Ditto.
11094 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11095 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
11096 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
11097 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
11098 copy_loop_headers): Ditto.
11099 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
11100 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
11101 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
11102 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
11103 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
11104 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
11105 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
11106 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
11107 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
11108 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
11109 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
11110 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
11111 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11112 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
11113 slpeel_add_loop_guard): Ditto.
11115 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
11117 PR tree-optimization/15784
11118 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11121 * stmt.c (expand_case): Don't change index_type. Convert minval
11122 to the proper type.
11124 PR tree-optimization/20130
11125 * fold-const.c (fold): Fold x * -1 into -x.
11127 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
11129 PR rtl-optimization/20331
11130 * rtlanal.c (modified_between_p): Check its address first for MEM.
11131 (modified_in_p): Likewise.
11133 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
11135 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
11137 2005-03-10 Steven Bosscher <stevenb@suse.de>
11139 * expr.c (expand_expr_real_1): If possible, use a conditional
11140 move for expanding MIN_EXPR and MAX_EXPR.
11141 Use temp for moving around rtx-en.
11143 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
11146 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
11149 2005-03-10 Roger Sayle <roger@eyesopen.com>
11151 * builtins.c (expand_builtin_signbit): Extend to handle floating
11152 point modes wider than the largest integer type, using the
11153 operand_subword_force function to obtain the signbit's word.
11155 2005-03-10 Jakub Jelinek <jakub@redhat.com>
11158 * combine.c (try_combine): If recog_for_combine added CLOBBERs
11159 to NEWI2PAT, fail to combine if they are used by NEWPAT.
11161 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
11163 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
11165 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
11167 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
11169 (perform_edge_inserts): Unconditionally call
11170 free_dominator_info.
11172 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
11174 2005-03-10 Bob Wilson <bob.wilson@acm.org>
11176 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
11178 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
11180 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
11182 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
11184 (rtl_register_value_prof_hooks,
11185 tree_value_profile_transformations,
11186 tree_register_value_prof_hooks): Likewise.
11187 * var-tracking.c (stack_adjust_offset_pre_post,
11188 variable_htab_free, variable_union, dataflow_set_different_2,
11189 count_uses, variable_was_changed, set_frame_base_location,
11190 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
11191 vt_add_function_parameters): Likewise.
11192 * varasm.c (named_section_real, named_section, make_decl_rtl,
11193 asm_emit_uninitialised, assemble_integer, decode_addr_const,
11194 const_hash_1, compare_constant, copy_constant, force_const_mem,
11195 output_constant_pool_2, output_constant_pool_1, output_constant,
11196 output_constructor, make_decl_one_only, decl_tls_model,
11197 default_no_named_section, default_elf_select_section_1,
11198 default_unique_section_1): Likewise.
11199 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
11200 * vmsdbgout.c (addr_const_to_string): Likewise.
11203 * function.c (struct assign_parm_data_one): Remove last_named
11205 (assign_parm_find_data_types): Don't determine last_named.
11206 Reorder named_parm determination.
11207 (assign_parms): Only setup varargs on the last non-varadic
11210 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
11212 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
11213 sda base address on medium model.
11215 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
11217 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
11218 * cfgloop.c (flow_loop_nodes_find): Export.
11219 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
11221 * cfgloopmanip.c (fix_loop_structure): New function.
11222 * predict.c (predict_loops): Clean up the loops information.
11223 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
11224 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
11226 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
11227 (rewrite_into_loop_closed_ssa): Declaration changed.
11228 * tree-loop-linear.c (linear_transform_loops): Add argument to
11229 rewrite_into_loop_closed_ssa call.
11230 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11231 * tree-ssa-loop-im.c (move_computations): Ditto.
11232 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
11233 * tree-vectorizer.c (vectorize_loops): Ditto.
11234 * tree-optimize.c: Include cfgloop.h.
11235 (execute_todo): Choose whether to call cleanup_tree_cfg or
11236 cleanup_tree_cfg_loop.
11237 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
11238 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
11239 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
11240 cleanup_tree_cfg_loop call.
11241 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
11242 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
11243 work on part of cfg.
11245 2005-03-10 Jakub Jelinek <jakub@redhat.com>
11247 PR inline-asm/20314
11248 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
11249 with multiple alternatives.
11251 * stmt.c (parse_output_constraint): Fix a typo.
11253 2005-03-09 Bob Wilson <bob.wilson@acm.org>
11255 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
11256 assembly directive instead of deprecated "no-generics".
11258 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
11260 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11261 for non-offsettable memory references to cope with outstanding reload
11263 * config/s390/s390.md ("reload_outti"): Call find_replacement to
11264 avoid losing outstanding address reloads.
11265 ("reload_outdi", "reload_outdf"): Likewise.
11267 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11269 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
11270 code. Add more cbrt transformations.
11272 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11274 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
11276 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
11278 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
11279 NULL_TREE when a given tree is not simplified.
11280 (fold): Return the original tree when any of the functions
11281 mentioned above NULL_TREE.
11283 * fold-const.c (fold_unary, fold_binary): Take decomposed
11284 arguments, code, type, op0, and op1 in case of fold_binary.
11285 (fold): Update calls to fold_unary and fold_binary.
11287 2005-03-09 Roger Sayle <roger@eyesopen.com>
11289 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
11290 a fndecl and an arglist instead of a CALL_EXPR, exp.
11292 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
11294 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
11296 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
11298 * expr.c (expand_assignment): Remove orig_to_rtx.
11300 * fold-const.c (int_const_binop): Remove no_overflow.
11302 * ifcvt.c (noce_emit_move_insn): Remove inmode.
11304 * loop-iv.c (get_biv_step_1): Remove lhs.
11306 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
11308 * real.c (real_nan): Remove neg.
11310 * function.c (thread_prologue_and_epilogue_insns): Remove i
11313 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
11316 * tree-eh.c (tree_could_trap_p): Remove idx.
11318 * tree-into-ssa.c (ann): Remove ann.
11320 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
11322 * tree-sra.c (decide_block_copy): Remove inst_count.
11324 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
11326 * tree-ssa-loop-im.c (lhs): Remove.
11328 * cfgbuild.c (state, STATE, SET_STATE,
11329 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
11331 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
11332 (find_basic_blocks): Set the state of each basic block to
11335 2005-03-08 Jeff Law <law@redhat.com>
11337 * tree-cfg.c (cleanup_control_flow): If removal of a computed
11338 goto results in the removal of edges in the CFG, then we need
11339 to recompute dominators.
11341 2005-03-09 Ben Elliston <bje@au.ibm.com>
11343 * c-common.c (c_do_switch_warnings): Comment fix.
11345 2005-03-08 Julian Brown <julian@codesourcery.com>
11347 * Patch from 2005-03-08 reverted for causing regressions and
11348 ppc-darwin bootstrap failure.
11350 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
11352 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
11353 Define the real function for ppc-darwin.
11354 * c-typeck.c (convert_arguments): Check for target-specific
11355 invalid argument call to unprototyped function.
11356 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
11358 * target.h (invalid_arg_for_unprototyped_fn): New field
11360 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
11361 default target hook.
11362 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
11365 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11367 * c-typeck.c (constructor_stack, constructor_range_stack,
11368 initializer_stack): Make them static.
11370 * cfg.c (rbi_pool): Make it static.
11372 * gimple-low.c (lower_stmt_body): Make it static.
11373 * tree-flow.h: Remove the corresponding prototype. Don't
11374 declare lower_data.
11376 * sched-deps.c (cache_size): Make it static.
11378 * stor-layout.c (lang_adjust_rli): Make it static.
11380 2005-03-08 Julian Brown <julian@codesourcery.com>
11382 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11383 from being used for symbols with vague linkage when
11384 HAVE_GAS_COMDAT_GROUP is true.
11386 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
11388 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
11389 nlabel == JUMP_LABEL (jump).
11391 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11393 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
11394 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
11395 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
11396 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
11398 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
11401 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
11402 * c-common.c (handle_returns_twice): New function.
11403 (c_common_attribute_table): Declare eturns_twice' attribute.
11404 * doc/extend.texi: Document eturns_twice' attribute.
11405 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
11406 (struct tree_decl): Add returns_twice_flag.
11408 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11410 * tree-ssa-phiopt.c: Fix a comment typo.
11412 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
11413 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
11414 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
11417 2005-03-08 Richard Henderson <rth@redhat.com>
11419 * config/alpha/alpha.c (code_for_builtin): Replace special-case
11420 builtin codes with ctzdi2, clzdi2, popcountdi2.
11421 (struct alpha_builtin_def): Add is_const.
11422 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
11423 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
11424 (alpha_init_builtins): Init them. Set nothrow and const attributes
11426 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
11427 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
11428 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
11429 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
11430 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
11431 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
11432 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
11433 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
11434 (TARGET_FOLD_BUILTIN): New.
11435 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
11436 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
11438 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
11440 2005-03-08 Ira Rosen <irar@il.ibm.com>
11442 PR tree-optimization/20122
11443 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
11444 condition of access function instead of base.
11446 2005-03-07 Jeff Law <law@redhat.com>
11447 Steven Bosscher <stevenb@suse.de>
11449 * tree-cfg.c (find_taken_edge_computed_goto): New function.
11450 (find_taken_edge): Call find_taken_edge_computed_goto as
11451 appropriate. Allow any gimple invariant rather than just
11452 INTEGER_CST for VAL.
11453 (cleanup_control_flow): Cleanup a computed goto which has turned
11454 into a simple goto.
11455 (tree_merge_blocks): If block B has any forced labels, move
11456 them to the start of block A.
11457 * tree-ssa-dom.c (thread_across_edge): Allow threading across
11458 computed gotos as well.
11459 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
11460 removal of unnecessary computed gotos too.
11461 (lookup_redirection_data): Fix type of INSERT argument. Callers
11464 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11466 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
11467 Remove trailing spaces.
11469 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
11470 unshare_all_trees): Make them static.
11471 * tree-gimple.h: Remove the corresponding prototypes.
11473 * diagnostic.h: Remove unused prototype
11474 debug_output_buffer.
11475 * modulo-sched.c: Remove unused prototype
11476 set_row_column_for_ps.
11478 * tree-ssa-phiopt.c (tree_ssa_phiopt,
11479 replace_phi_edge_with_variable): Remove unused variable i.
11481 2005-03-07 Per Bothner <per@bothner.com>
11483 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
11485 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
11488 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
11489 bbs on the COND_EXPR instead of the PHI_NODEs.
11490 (candidate_bb_for_phi_optimization): Remove.
11491 (replace_phi_with_stmt): Rename to ...
11492 (replace_phi_edge_with_variable): this and change so that we
11493 replace the phi argument instead of removing the PHI.
11494 (conditional_replacement): Change so we deal with PHI with more
11495 than two arguments.
11496 (value_replacement): Likewise.
11497 (abs_replacement): Likewise.
11499 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
11501 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
11502 output_e500_flip_gt_bit.
11504 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
11506 (rs6000_generate_compare): Fix logic to look at the correct bits.
11507 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
11509 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
11510 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
11511 gen_move_from_CR_gt_bit.
11513 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
11514 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
11515 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
11517 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
11518 (E500_CR_IOR_COMPARE): New constant.
11520 2005-03-08 Earl Chew <earl_chew@agilent.com>
11521 David Billinghurst <David.Billinghurst@riotinto.com>
11523 * config/i386/host-cygwin.c: New file to support precompiled
11525 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
11526 * config.host: Use above files for cygwin host.
11528 2005-03-07 David Edelsohn <edelsohn@gnu.org>
11530 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
11531 ordering ops from earlier change.
11533 2005-03-07 Per Bothner <per@bothner.com>
11535 Various fixes to allow us to again build if --enable-mapped-location:
11536 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
11537 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
11538 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
11539 local variable loc. Change logic appropriately.
11540 * tree-vect-transform.c (vect_finish_stmt_generation): Use
11541 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
11542 * c-parser.c (c_parser_for_statement): Initialize loc variable.
11543 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
11544 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
11546 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
11548 PR rtl-optimization/19683
11549 * reload1.c (choose_reload_regs): Pass the number of bits, not the
11550 number of bytes, to smallest_int_for_mode. Fix arguments to
11551 REG_CANNOT_CHANGE_MODE_P.
11553 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11555 * reorg.c (relax_delay_slots): Check that the jump is
11556 conditional before trying to invert it.
11558 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11560 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
11563 * calls (stack_arg_under_construction): Make it static.
11565 * flow.c (regs_live_at_setjmp): Make it static.
11566 * flow.h: Remove the corresponding prototype.
11568 * reload1.c (reload_startobj, reload_firstobj,
11569 something_needs_operands_changed, reload_inherited,
11570 reload_inheritance_insn, reload_override_in,
11571 reload_spill_index): Make them static.
11573 * recog.c (verify_changes): Make it static.
11574 * recog.h: Remove the corresponding prototype.
11576 * cfgbuild.c (find_sub_basic_blocks): Remove.
11577 * basic-block.h: Remove the corresponding prototype.
11578 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
11580 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
11582 * tree-ssa-operands.c (check_build_stmt): Remove.
11584 * stor-layout.c (set_alignment): Remove.
11585 * tree.h: Remove the corresponding prototype.
11587 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
11589 * tree-ssa-dce.c (control_dependence_map,
11590 visited_control_parents): Make them static.
11592 * cfghooks.c (verify_flow_info): Remove local variable
11595 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
11598 * loop-unswitch.c (unswitch_loop): Remove local variable src.
11600 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
11602 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
11604 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
11606 * config/ia64/hpux.h (LINK_SPEC): Add -z.
11607 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
11608 PARALLEL for an empty structure.
11610 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11612 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
11614 * fold-const.c (fold_binary): Unroll the very first "for"
11617 2005-03-06 David Edelsohn <edelsohn@gnu.org>
11619 * config/rs6000/predicates.md (branch_comparison_operator): Remove
11620 redundant match_code test.
11621 (scc_comparison_operator): Swap match_operand and match_code
11623 (branch_positive_comparison_operator): Same.
11624 (trap_comparison_operator): Use comparison_operator and swap with
11627 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
11630 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
11631 (out_movhi_r_mr): Read low byte of volatile MEM first.
11632 (out_movhi_mr_r): Write high byte of volatile MEM first.
11634 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11636 * cselib.c (reg_values, reg_values_size): Make them static.
11638 * cse.c (cse_reg_info_table): Make it static.
11640 * fold-const.c (fold_unary): Use build1 instead of copy_node.
11642 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
11644 * cse.c (find_best_addr): Use canon_for_address.
11646 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11648 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
11649 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
11650 SUBREG and MEM, respectively.
11652 * fold-const.c (fold_binary): Use code instead of t.
11654 * fold-const.c (optimize_minmax_comparison): Take decomposed
11655 arguments code, type, op0, and op1 instead of t.
11656 (fold_binary): Update a call to optimize_minmax_comparison.
11658 * fold-const.c (fold_range_test): Take decomposed arguments
11659 code, type, op0, and op1 instead of t.
11660 (fold_binary): Update a call to fold_range_test.
11662 * fold-const.c (fold_binary_op_with_conditional_arg): Take
11663 decomposed arguments code, type, op0, and op1 instead of t.
11664 (fold_binary): Update a call to fold_range_test.
11666 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11668 * fold-const.c (fold_binary): Avoid directly using the original
11669 expression t as much as possible.
11671 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11673 * c-semantics.c (build_stmt): Use TYPE_P instead of
11674 IS_NON_TYPE_CODE_CLASS.
11675 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
11676 (NON_TYPE_CHECK): Use TYPE_P instead of
11677 IS_NON_TYPE_CODE_CLASS.
11679 * fold-const.c (fold): Remove handling of binary expressions.
11681 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
11683 * doc/c-tree.texi: Wrap comments in @r{}.
11684 * doc/cpp.texi: Likewise.
11685 * doc/cppinternals.texi: Likewise.
11686 * doc/extend.texi: Likewise.
11687 * doc/md.texi: Likewise.
11688 * doc/objc.texi: Likewise.
11689 * doc/sourcebuild.texi: Likewise.
11690 * doc/tm.texi: Likewise.
11691 * doc/tree-ssa.texi
11693 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11695 * predict.c (apply_return_prediction): Standardize PHI chain
11697 * tree-ssa.c (ssa_redirect_edge): Likewise.
11699 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
11700 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
11703 * tree-phinodes.c (remove_phi_node): Drop the last argument.
11704 * tree-flow.h: Adjust the prototype for remove_phi_node.
11705 * lambda-code.c (perfect_nestify): Adjust a call to
11708 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
11709 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
11711 * tree-ssa-dce.c (remove_dead_phis): Likewise.
11712 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
11713 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
11714 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
11716 * combine.c (simplify_and_const_int): Use gen_int_mode instead
11717 of GEN_INT (trunc_int_for_mode (...)).
11718 * loop-iv.c (iv_number_of_iterations): Likewise.
11719 * postreload.c (reload_cse_move2add): Likewise.
11720 * simplify-rtx.c (simplify_const_unary_operation,
11721 simplify_const_binary_operation): Likewise.
11722 * stor-layout.c (get_mode_bounds): Likewise.
11724 * fold-const.c (fold_binary): New.
11725 (fold): Call fold_binary on binary expressions.
11727 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
11729 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
11730 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
11731 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
11732 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
11733 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
11735 2005-03-04 Devang Patel <dpatel@apple.com>
11737 PR tree-optimization/18815
11738 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11739 loops with zero exit edges.
11741 2005-03-04 Devang Patel <dpatel@apple.com>
11743 * doc/invoke.texi: Remove reference to webpage that does not exist.
11745 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
11746 Joseph S. Myers <joseph@codesourcery.com>
11749 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
11750 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
11751 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
11752 * pa.c (get_plabel): Change argument to symbol_ref. Call
11753 maybe_get_identifier instead of get_identifier.
11754 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
11755 (struct deferred_plabel): Replace name field with symbol field.
11756 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
11757 ASM_OUTPUT_EXTERNAL_REAL is defined.
11758 (output_global_address): Use output_addr_const for output of all
11760 (output_deferred_plabels): Use symbol_ref instead of name for address
11762 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
11763 ASM_OUTPUT_SYMBOL_REF): New macros.
11764 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
11766 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
11769 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
11771 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
11772 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
11774 2005-03-04 Jeff Law <law@redhat.com>
11776 * basic-block.h (rediscover_loops_after_threading): Declare.
11777 * tree-ssa-dom.c: Include cfgloop.h.
11778 (tree_ssa_dominator_optimize): Discover loops and some basic
11779 properties. Remove forwarder blocks recreated by loop header
11780 canonicalization. Also mark backedges in the CFG.
11781 * tree-ssa-threadupdate.c: Include cfgloop.h
11782 (rediscover_loops_after_threading): Define.
11783 (struct local_info): New field, JUMP_THREADED.
11784 (prune_undesirable_thread_requests): New function.
11785 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
11786 then record that fact for the callers of redirct_edges.
11787 (thread_block): If BB has incoming backedges, then call
11788 prune_undesirable_thraed_requests. Note when we are
11789 going to have to rediscover loop information. Return a
11790 boolean indicating if any jumps were threaded.
11791 (thread_through_all_blocks): Bubble up boolean indicating
11792 if any jumps were threaded.
11793 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
11794 (tree-ssa-threadupdate.o): Similarly.
11796 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11798 * fold-const.c (fold_ternary): Unroll the "for" loop to
11801 2005-03-04 Andrew Haley <aph@redhat.com>
11803 * unwind-dw2-fde-glibc.c (struct
11804 unw_eh_callback_data.check_cache): New field.
11805 (frame_hdr_cache): New.
11806 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
11807 Cache frame header info.
11809 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
11811 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
11812 (print_c_condition): Declare.
11813 * read-rtl.c (ptr_loc): New structure.
11814 (ptr_locs, ptr_loc_obstack, joined_conditions)
11815 (joined_conditions_obstack): New variables.
11816 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
11817 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
11818 (join_c_conditions, print_c_condition): New functions.
11819 (apply_macro_to_string): Associate the new string with the same
11820 source location as the old one.
11821 (add_condition_to_string): Use join_c_conditions.
11822 (read_string): Use set_rtx_ptr_loc to record a filename and line
11823 number for the string.
11824 (read_rtx): Initialize the new variables above.
11825 * genattrtab.c (write_test_expr, write_attr_value): Use
11827 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
11828 comment above the GCC_VERSION check.
11829 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
11830 Inline the definition of MAYBE_EVAL.
11831 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
11832 * genoutput.c (process_template): Likewise.
11833 * genpreds.c (write_predicate_subfunction): Likewise.
11834 (write_predicate_expr): Use print_c_condition.
11835 * genrecog.c (write_cond): Likewise.
11836 * gensupport.c (process_rtx): Use join_c_conditions to join the
11837 conditions of a define_insn_and_split. Record a source location
11838 for the string after the "&&".
11839 (alter_test_for_insn): Use join_c_conditions.
11841 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11844 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11845 PR tree-optimization/15784
11846 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11849 2005-03-04 Ben Elliston <bje@au.ibm.com>
11851 * gcc.c (option_map): Add --coverage.
11852 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11853 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11854 * config/darwin.h: Pass -lgcov for `coverage'.
11855 * doc/invoke.texi (Debugging Options): Document --coverage.
11857 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11859 * gcse.c (bypass_block): Use find_edge wherever possible.
11861 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11865 * c-opts.c (c_common_parse_file): Call start_source_file
11866 and end_source_file at the approriate times.
11868 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11869 the main file, it will be done for us now.
11871 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11873 * fold-const.c (fold_ternary): New.
11874 (fold): Call fold_ternary on ternary expressions. Remove
11875 handling of ternary expressions.
11877 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11879 PR tree-optimization/15784
11880 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11883 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11885 * config/rs6000/predicates.md (branch_comparison_operator):
11886 Convert from C block to conditional format.
11888 2005-03-03 Jan Hubicka <jh@suse.cz>
11890 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11891 and non-constant public variables.
11893 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11895 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11898 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11901 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11902 calls to release_ssa_name and release_phi_node.
11904 * fold-const.c (fold): Remove handling of unary expressions.
11906 * fold-const.c (fold_unary): Avoid directly using the original
11907 expression t as much as possible.
11909 2005-03-03 Roger Sayle <roger@eyesopen.com>
11910 Andrew Pinski <pinskia@physics.uc.edu>
11912 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11913 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11915 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11917 Describe special registers SRP and MOF as allocatable registers.
11918 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11919 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11920 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11921 TARGET_HAS_MUL_INSNS.
11922 (cris_print_operand) <case 'd'>: New case.
11923 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11924 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11926 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11927 (REG_ALLOC_ORDER): Update for MOF.
11928 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11930 (GENERAL_REGS): No longer a define of ALL_REGS.
11931 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11932 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11933 Adjust accordingly.
11934 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11935 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11936 (SECONDARY_RELOAD_CLASS): Define.
11937 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11938 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11939 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11940 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11941 (REGISTER_MOVE_COST): Define.
11942 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11943 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11944 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11945 (CRIS_MOF_REGNUM): New define_constants.
11946 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11948 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11950 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11951 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11952 Adjust for MOF being properly described as a register.
11953 (indir_to_reg_split): Name this split. Conditionalize on the
11954 destination register being a general register.
11955 (movei): Conditionalize on on operands 0 and 1 having the same
11958 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11961 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11962 -mcpu to override any other explicitly given flags.
11964 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11966 * recog.c (verify_changes, confirm_change_group): New functions,
11967 broken out of apply_change_group.
11968 (apply_change_group): Use them.
11969 * recog.h (verify_change, confirm_change_group): Declare.
11970 * rtl.h (redirect_jump_2): Declare.
11971 * jump.c (redirect_exp, invert_exp): Delete.
11972 (invert_exp_1): Take second parameter. Return value. Changed caller.
11973 (redirect_jump_2): New function, broken out of redirect_jump.
11974 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11975 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11976 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11978 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11980 * varasm.c (named_section): Use xstrdup rather than doing it by
11983 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11985 2005-03-02 Devang Patel <dpatel@apple.com>
11987 Undo PR tree-optimization/18815 fix.
11989 2005-03-02 Devang Patel <dpatel@apple.com>
11991 PR tree-optimization/18815
11992 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11993 loops with zero exit edges.
11995 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11997 * cfg.c (connect_src, connect_dest, disconnect_src,
11998 disconnct_dest): New.
11999 (unchecked_make_edge, remove_edge, redirect_edge_succ,
12000 redirect_edge_pred): Use the new functions.
12002 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
12003 free_dominance_info only when needed.
12005 2005-03-02 David Edelsohn <edelsohn@gnu.org>
12008 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
12009 (reg_or_sub_cint64_operand): Same.
12011 2005-03-02 Jeff Law <law@redhat.com>
12013 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
12014 CFG_ALTERED in the main DOM iteration loop.
12016 2005-03-02 Mark Mitchell <mark@codesourcery.com>
12019 * varasm.c (initializer_constant_valid_p): Allow conversions
12020 between OFFSET_TYPEs. Tidy.
12022 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
12024 * config/cris/cris.md ("return"): Remove epilogue delay list
12027 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
12029 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
12031 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
12033 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
12035 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
12036 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
12037 config/m68k/m68k.c, config/mips/mips.h,
12038 config/rs6000/rs6000-protos.h, doc/contrib.texi,
12039 doc/include/gcc-common.texi: Update copyright.
12041 PR middle-end/18029 and PR middle-end/18030
12042 * expr.c (optimize_bitfield_assignment_op): Add a special case
12043 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
12045 * fold-const.c (fold_unary): New.
12046 (fold): Call fold_unary on unary expressions.
12048 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
12050 * cgraph.h (struct cgraph_edge): Add prev_caller and
12051 prev_callee fields.
12052 (cgraph_node_remove_callees): Export.
12053 * cgraph.c (cgraph_create_edge): Initialize prev_caller
12055 (cgraph_edge_remove_callee): New function.
12056 (cgraph_edge_remove_caller): Likewise.
12057 (cgraph_remove_edge): Use.
12058 (cgraph_redirect_edge_callee): Likewise.
12059 (cgraph_node_remove_callees): New function.
12060 (cgraph_node_remove_callers): Likewise.
12061 (cgraph_remove_node): Use.
12062 * tree-optimize.c (tree_rest_of_compilation): Use
12063 cgraph_node_remove_callees instead of manual loop.
12064 * cgraphunit.c (cgraph_finalize_function): Likewise.
12065 (cgraph_expand_function): Likewise.
12066 (cgraph_remove_unreachable_nodes): Likewise.
12068 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
12071 * c-tree.h (undeclared_variable, build_external_ref): Add extra
12073 * c-decl.c (undeclared_variable): Take location as argument.
12074 * c-typeck.c (build_external_ref): Likewise.
12075 * c-parser.c (c_parser_postfix_expression): Pass location of
12076 identifier to build_external_ref.
12078 2005-03-01 David Edelsohn <edelsohn@gnu.org>
12080 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
12081 CCEQ mode for branch_positive_comparison_operator test.
12082 * config/rs6000/predicates (branch_comparison_operator): Revert to
12084 (scc_comparison_operator): Same.
12085 (branch_positive_comparison_operator): Same.
12087 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
12089 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
12090 (cris_delay_slots_for_epilogue): Remove.
12091 (save_last): Move into cris_target_asm_function_epilogue.
12092 (cris_target_asm_function_epilogue): Remove tests for file being
12094 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
12095 (cris_delay_slots_for_epilogue): Remove prototypes.
12096 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
12097 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
12099 2005-03-01 David Edelsohn <edelsohn@gnu.org>
12101 * config/rs6000/predicates.md (branch_comparison_operator): Change
12102 to define_special_predicate.
12103 (scc_comparison_operator): Same.
12104 (branch_positive_comparison_operator): Same.
12106 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
12108 * Makefile.in (tree-ssa-sink.o): New.
12109 (OBJS-common): Add tree-ssa-sink.o.
12110 * common.opt: Add -ftree-sink
12111 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
12112 * timevar.def (TV_TREE_SINK): new timevar.
12113 * tree-flow.h (is_hidden_global_store): Prototype.
12114 * tree-optimize.c (init_tree_optimization_passes): Add
12116 * tree-pass.h (pass_sink_code): New.
12117 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
12118 for non-obvious global store store to is_hidden_global_store, and
12119 call that new function.
12120 * tree-ssa-sink.c: New file.
12121 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
12122 * doc/passes.texi: Document forward store motion.
12123 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
12124 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
12125 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
12126 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
12128 2005-03-01 Per Bothner <per@bothner.com>
12130 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
12131 and we have a non-zero column-number, add it to the message.
12132 Also factor out the diagnostic_kind_text.
12134 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12136 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
12137 flow_loop_pre_header_scan, flow_loop_pre_header_find,
12138 flow_loop_scan): Removed.
12139 (flow_loop_dump): Do not dump removed fields.
12140 (flow_loop_free): Do not free removed fields.
12141 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
12142 (loop_exit_edge_p): New function.
12143 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
12144 num_pre_header_edges, entry_edges, num_entries, exit_edges,
12145 num_exits, exits_doms.
12146 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
12147 LOOP_EDGES, LOOP_ALL): Removed.
12148 (flow_loop_scan): Declaration removed.
12149 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
12150 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
12152 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
12153 (if_convert): Call flow_loops_find and flow_loops_free
12154 when calling mark_loop_exit_edges.
12155 * cfgloopanal.c (mark_loop_exit_edges): Moved from
12156 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
12157 free_dominance_info calls.
12158 * loop-init.c (flow_loops_find): Ditto.
12159 * passes.c (rest_of_handle_branch_prob): Ditto.
12160 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
12161 * loop-unroll.c (analyze_insns_in_loop): Do not use
12163 * predict.c (predict_loops): Do not call flow_loop_scan.
12164 Use get_loop_exit_edges.
12165 (tree_estimate_probability): Do not pass flags to flow_loops_find.
12166 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
12167 Do not use EDGE_LOOP_EXIT.
12168 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
12169 to bb_with_exit_edge_p.
12170 (if_convertible_loop_p): Do not call flow_loop_scan. Use
12171 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
12172 to bb_with_exit_edge_p.
12173 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
12175 * tree-loop-linear.c (linear_transform_loops): Do not call
12176 flow_loop_scan. Use loop->single_exit.
12177 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
12178 (vect_analyze_loop_form): Do not call flow_loop_scan.
12179 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
12181 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
12183 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
12184 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12185 slpeel_tree_duplicate_loop_to_edge_cfg,
12186 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
12187 Use loop_preheader_edge and loop->single_exit. Do not call
12190 2005-03-01 Nick Clifton <nickc@redhat.com>
12192 * config/arm/arm.c (thumb_find_work_register): Check all of the
12193 argument registers to see if they are free, and a couple of
12194 special cases where the last argument register but can be proved
12195 to be available during the function's prologue.
12196 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
12197 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
12198 thumb_unexpanded_epilogue): Use unsigned long as the type for the
12200 (thumb_compute_save_reg_mask): Likewise. Also use
12201 thumb_find_work_register() to ensure that there is agreement about
12202 which work register is going to be used in the prologue.
12203 (thumb_output_function_prologue): Use unsigned long as the type
12204 for the register bit-mask. Also delay pushing the link register if
12205 other high registers are going to be pushed.
12206 (thumb_compute_save_reg_mask, emit_multi_reg_push,
12207 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
12208 redundant prototypes.
12210 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
12213 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
12214 and after reload in REG+REG indexed addresses without REG_POINTER
12215 set in the base and not set in the index.
12217 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
12219 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
12220 Don't undefine here.
12221 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
12222 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
12223 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12224 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
12225 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
12227 * config.gcc (sh*-*-linux*): Use config/linux.h.
12229 2005-02-28 Dale Johannesen <dalej@apple.com>
12230 Stan Shebs <shebs@apple.com>
12232 Rewrite of 64-bit Darwin structure-by-value pass/return.
12233 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
12234 intoffset, use_stack, named.
12235 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
12236 (rs6000_darwin64_record_arg_advance_flush): New.
12237 (rs6000_darwin64_record_arg_advance_recurse): New.
12238 (rs6000_darwin64_record_arg_flush): New.
12239 (rs6000_darwin64_record_arg_recurse): New.
12240 (rs6000_darwin64_record_arg): New.
12241 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
12242 (function_arg_boundary): Handle 128-bit aligned structs.
12243 (function_arg_advance): Rewrite darwin64 struct handling.
12244 (function_arg): Call rs6000_darwin64_record_arg.
12245 (function_arg_partial_nregs): Handle darwin64 structs.
12246 (rs6000_darwin64_function_value): Remove.
12247 (rs6000_function_value): Call rs6000_darwin64_record_arg.
12249 2005-02-28 Roger Sayle <roger@eyesopen.com>
12251 PR tree-optimization/20216
12252 * tree-chrec.c (tree_fold_factorial): Delete.
12253 (tree_fold_binomial): Change argument list to take a return type
12254 and change the type of K to unsigned int. Rewrite to avoid explicit
12255 evaluation of factorials, and (recursively) calling fold to perform
12256 compile-time arithmetic. Return NULL on (internal) overflow.
12257 (chrec_evaluate): Change type of K to an unsigned int. Avoid
12258 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
12259 if any intermediate calculation overflows.
12260 (chrec_apply): Update call to chrec_evaluate.
12262 2005-02-28 James E Wilson <wilson@specifixinc.com>
12264 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
12266 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
12269 * c-parser.c (c_parser_compound_statement): Return error_mark_node
12270 instead of NULL_TREE on error.
12272 2005-02-28 David Edelsohn <edelsohn@gnu.org>
12274 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
12275 (EASY_VECTOR_15_ADD_SELF): Remove.
12276 (num_insns_constant_wide): Not static.
12277 (validate_condition_mode): Not static.
12278 (toc_relative_expr_p): Not static.
12279 (legitimate_indirect_address_p): Not static.
12280 (macho_lo_sum_memory_operand): Not static.
12281 (invalid_e500_subreg): Not static.
12282 (easy_vector_same): Not static.
12283 (easy_vector_splat_const): Not static.
12284 (RS6000_SYMBOL_REF_TLS_P): Remove.
12285 (any_operand): Delete.
12286 (any_parallel_operand): Delete.
12287 (count_register_operand): Delete.
12288 (altivec_register_operand): Delete.
12289 (xer_operand): Delete.
12290 (s8bit_cint_operand): Delete.
12291 (short_cint_operand): Delete.
12292 (u_short_cint_operand): Delete.
12293 (non_short_cint_operand): Delete.
12294 (exact_log2_cint_operand): Delete.
12295 (gpc_reg_operand): Delete.
12296 (cc_reg_operand): Delete.
12297 (cc_reg_not_cr0_operand): Delete.
12298 (reg_or_short_operand): Delete.
12299 (reg_or_neg_short_operand): Delete.
12300 (reg_or_aligned_short_operand): Delete.
12301 (reg_or_u_short_operand): Delete.
12302 (reg_or_cint_operand): Delete.
12303 (reg_or_arith_cint_operand): Delete.
12304 (reg_or_add_cint64_operand): Delete.
12305 (reg_or_sub_cint64_operand): Delete.
12306 (reg_or_logical_cint_operand): Delete.
12307 (got_operand): Delete.
12308 (got_no_const_operand): Delete.
12309 (easy_fp_constant): Delete.
12310 (easy_vector_constant): Delete.
12311 (easy_vector_constant_add_self): Delete.
12312 (zero_constant): Delete.
12313 (zero_fp_constant): Delete.
12314 (volatile_mem_operand): Delete.
12315 (offsettable_mem_operand): Delete.
12316 (mem_or_easy_const_operand): Delete.
12317 (add_operand): Delete.
12318 (non_add_cint_operand): Delete.
12319 (logical_operand): Delete.
12320 (non_logical_cint_operand): Delete.
12321 (mask_operand): Delete.
12322 (mask_operand_wrap): Delete.
12323 (mask64_operand): Delete.
12324 (mask64_2_operand): Delete.
12325 (and64_operand): Delete.
12326 (and64_2_operand): Delete.
12327 (and_operand): Delete.
12328 (reg_or_mem_operand): Delete.
12329 (lwa_operand): Delete.
12330 (symbol_ref_operand): Delete.
12331 (call_operand): Delete.
12332 (current_file_function_operand): Delete.
12333 (input_operand): Delete.
12334 (rs6000_nonimmediate_operand): Delete.
12335 (rs6000_tls_symbol_ref): Delete.
12336 (save_world_operation): Delete.
12337 (restore_world_operation): Delete.
12338 (load_multiple_operation): Delete.
12339 (store_multiple_operation): Delete.
12340 (vrsave_operation): Delete.
12341 (mfcr_operation): Delete.
12342 (mtcrf_operation): Delete.
12343 (lmw_operation): Delete.
12344 (stmw_operation): Delete.
12345 (branch_comparison_operator): Delete.
12346 (branch_positive_comparison_operator): Delete.
12347 (scc_comparison_operator): Delete.
12348 (trap_comparison_operator): Delete.
12349 (boolean_operator): Delete.
12350 (boolean_or_operator): Delete.
12351 (min_max_operator): Delete.
12352 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
12353 (EASY_VECTOR_15): Moved to here.
12354 (EASY_VECTOR_15_ADD_SELF): Move to here.
12355 (PREDICATE_CODES): Delete.
12356 * config/rs6000/rs6000-protos.h: Delete predicate functions.
12357 Declare functions no longer static.
12358 * config/rs6000/predicates.md: New.
12359 * config/rs6000/rs6000.md: Include predicates.md
12361 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
12363 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
12364 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
12366 * cfgrtl.c (need_fake_edge_p): Likewise.
12367 * combine.c (distribute_notes): Likewise.
12368 * emit-rtl.c (try_split): Likewise.
12369 * recog.c (peephole2_opimize): Likewise.
12370 * reg-notes.def (ALWAYS_RETURN): Remove.
12371 * rtl.h (LCT_ALWAYS_RETURN): Remove.
12372 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
12373 * tree.h (ECF_ALWAYS_RETURN): Remove.
12375 2005-02-28 Roger Sayle <roger@eyesopen.com>
12377 PR middle-end/19874
12378 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
12379 between different machine modes is never a "useless" conversion.
12381 2005-02-28 Geert Bosch <bosch@gnat.com>
12384 * doc/contrib.texi: List contributors for Ada front end
12386 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12388 * simplify-rtx.c (simplify_unary_operation_1,
12389 simplify_const_unary_operation): New, extracted from...
12390 (simplify_unary_operation): ... this one.
12391 (simplify_binary_operation_1,
12392 simplify_const_binary_operation): New, extracted from...
12393 (simplify_binary_operation): ... this one.
12394 * rtl.h (simplify_const_unary_operation,
12395 simplify_const_binary_operation): Add prototypes.
12397 2005-02-28 Julian Brown <julian@codesourcery.com>
12399 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
12400 building libjava and caused PR regression/20228.
12402 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12405 * Makefile.in (host_subdir): New.
12406 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
12407 * configure: Regenerate.
12409 2005-02-27 Zack Weinberg <zack@codesourcery.com>
12411 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
12412 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
12413 installation directory first.
12415 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
12418 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
12419 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
12420 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
12421 * config/cris/cris.md: Tweak comments referring to Q.
12422 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
12423 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
12424 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
12425 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
12426 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
12427 Insert spaces in constraints to align alternatives vertically for
12429 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
12432 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12434 PR rtl-optimization/17728
12435 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
12436 operand 0 from general_operand to move_dest_operand.
12438 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12440 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
12441 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
12442 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
12443 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
12445 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
12447 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
12448 * configure: Regenerate.
12449 * libada-mk.in: Remove CC; rename
12450 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
12452 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
12455 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
12456 for the lhs, also walk over the tree. Likewise for rhs.
12458 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
12460 * tree-ssa-dom.c (simple_iv_increment_p): New function.
12461 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
12462 Do not propagate value of iv before increment over the increment.
12464 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
12466 * c-parser.c: New file.
12467 * c-parse.in: Remove.
12468 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
12470 (c-parser.o): Add dependencies.
12471 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
12472 maintainer-clean, TAGS): Update.
12473 * c-config-lang.in (gtfiles): Update.
12474 * gengtype-lex.l: Don't handle "@@".
12475 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
12476 objc_build_synchronized, objc_begin_try_stmt,
12477 objc_begin_catch_clause, objc_finish_catch_clause,
12478 objc_build_finally_clause, objc_finish_try_stmt): New.
12479 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
12481 (c_parse_init): Update comment.
12482 * c-decl.c (c_init_decl_processing): Update comment.
12483 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12484 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
12485 new c_declspecs members.
12487 2005-02-25 Julian Brown <julian@codesourcery.com>
12489 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12490 from being used for symbols with vague linkage when
12491 HAVE_GAS_COMDAT_GROUP is true.
12493 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12495 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
12497 2005-02-25 Steve Ellcey <sje@cup.hp.com>
12500 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
12501 (LIBGCC2_HAS_DF_MODE): New.
12502 (LIBGCC2_HAS_XF_MODE): New.
12503 (LIBGCC2_HAS_TF_MODE): New.
12504 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12505 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12506 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12507 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12508 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
12509 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
12510 and add _fixtfdi, _fixunstfdi, _floatditf
12511 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
12512 L_fixunstfdi, L_floatditf.
12513 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
12514 (LIBGCC2_HAS_TF_MODE): Define.
12516 2005-02-25 Diego Novillo <dnovillo@redhat.com>
12518 PR tree-optimization/20204
12519 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
12520 REWRITE_THIS_STMT markers on PHI nodes.
12521 (rewrite_initialize_block): Likewise.
12523 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12525 * version.c (version_string): Update to 4.1.
12527 2005-02-25 Paolo Carlini <pcarlini@suse.de>
12529 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
12530 Clarify that the alternative way doesn't work in GNU C++.
12532 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12534 PR tree-optimization/19937
12535 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
12536 to the type of the induction variable.
12538 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
12540 PR rtl-optimization/20117
12541 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
12542 the block including noncopyable insn.
12544 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12546 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
12547 calls to find_reg_note.
12549 2005-02-24 Richard Henderson <rth@redhat.com>
12552 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
12555 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
12557 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
12558 vector types if to use base reg for misaligned non-word ld/std.
12560 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12563 * config/cris/cris.c (cris_target_asm_function_prologue): Create
12564 dwarf2 label manually and put it after, not before the prologue.
12566 2005-02-24 David Edelsohn <edelsohn@gnu.org>
12569 * reload.c (operands_match_p): Only increment register number for
12570 SCALAR_INT_MODE_P modes in multiple hard registers.
12572 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
12575 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12577 * ChangeLog.5: Fix log message typo(s).
12578 * ChangeLog.7: Likewise.
12579 * ChangeLog.tree-ssa: Likewise.
12580 * cfgexpand.c: Fix comment typo(s).
12581 * conflict.c: Likewise.
12582 * defaults.h: Likewise.
12583 * dwarf2out.c: Likewise.
12584 * gcse.c: Likewise.
12585 * ggc-page.c: Likewise.
12586 * tree-eh.c: Likewise.
12587 * tree-ssa-dom.c: Likewise.
12589 2005-02-24 Jakub Jelinek <jakub@redhat.com>
12592 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
12593 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
12594 if SHARED is defined.
12597 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
12598 allow splitting only if operands 0 and 3 don't overlap.
12600 2005-02-24 Richard Henderson <rth@redhat.com>
12602 PR middle-end/19953
12603 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
12604 (fold_builtin_1): Call them.
12605 * fold-const.c (fold_complex_mult_parts): Split out from ...
12606 (fold_complex_mult): ... here. Fix typo in both imaginary case.
12607 (fold_complex_div_parts, fold_complex_div): New.
12609 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
12611 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12613 * tree-ssa-ccp.c (visit_assignment): Verify that result of
12614 VIEW_CONVERT_EXPR is_gimple_min_invariant.
12616 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
12617 (print_node): Likewise.
12618 Print TYPE_SIZES_GIMPLIFIED.
12620 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12622 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
12623 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
12624 operands as commutative in constraints.
12626 2005-02-24 Diego Novillo <dnovillo@redhat.com>
12628 * tree-into-ssa.c: Re-organize internal functions.
12630 2005-02-24 Richard Henderson <rth@redhat.com>
12632 PR middle-end/18902
12633 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
12635 * common.opt (fcx-limited-range): New.
12636 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
12637 * toplev.c (flag_complex_method): Initialize to 1.
12638 (process_options): Set flag_complex_method to 0 if
12639 flag_cx_limited_range.
12640 * doc/invoke.texi (-fcx-limited-range): New.
12642 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12644 * cse.c (delete_trivially_dead_insns): Speed up by using
12645 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
12648 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
12650 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
12651 functions when -mid-shared-library is being used.
12653 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12655 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
12656 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
12657 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
12658 * system.h: Poison LINK_LIBGCC_SPECIAL.
12660 2005-02-23 James E Wilson <wilson@specifixinc.com>
12662 * gengtype.c (note_insn_name): Make 1 element larger.
12664 2005-02-23 Roger Sayle <roger@eyesopen.com>
12667 PR rtl-optimization/20097
12668 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12669 BImode SUBREGs of SImode registers which confuse the ia64 backend.
12671 2005-02-23 David Edelsohn <edelsohn@gnu.org>
12673 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
12674 * t-aix52 (SHLIB_INSTALL): Same.
12676 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
12678 * genpreds.c: Update copyright.
12680 2005-02-23 Michael Beach <michaelb@ieee.org>
12683 * config/sparc/t-elf (startup files): Assemble with CPP.
12685 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
12687 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
12688 (write_predicate_expr): Likewise.
12690 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12692 PR tree-optimization/20100
12693 PR tree-optimization/20115
12694 * tree-optimize.c (init_tree_optimization_passes): Remove
12695 pass_maybe_create_global_var.
12696 * tree-pass.h (pass_maybe_create_global_var): Remove.
12697 * tree-ssa-alias.c (aliases_computed_p): Declare.
12698 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
12699 (count_calls_and_maybe_create_global_var): Remove.
12700 (pass_maybe_create_global_var): Remove.
12701 (init_alias_info): Do not declare aliases_computed_p.
12702 (maybe_create_global_var): If the function contains no
12703 call-clobbered variables and a mix of pure/const and regular
12704 function calls, create .GLOBAL_VAR.
12705 Mark all call-clobbered variables for renaming.
12706 (merge_pointed_to_info): Update comment.
12707 (add_pointed_to_var): Likewise.
12708 (is_escape_site): Likewise.
12709 Accept struct alias_info * instead of size_t *.
12711 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
12713 * tree-ssa-operands.c (get_call_expr_operands): If
12714 ALIASES_COMPUTED_P is false, do not add call-clobbering
12716 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
12717 (delete_tree_ssa): Likewise.
12719 2005-02-22 James E Wilson <wilson@specifixinc.com>
12721 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
12722 (do_compile): Do call it here.
12724 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12726 PR rtl-optimization/20017.
12727 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
12728 rest_of_handle_cse2, rest_of_handle_gcse): Call
12729 delete_dead_jumptables immediately before calling cleanup_cfg.
12731 2005-02-22 Devang Patel <dpatel@apple.com>
12734 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
12737 2005-02-22 David Edelsohn <edelsohn@gnu.org>
12739 * config/rs6000/aix.h (WINT_TYPE): Define.
12741 2005-02-22 Stan Shebs <shebs@apple.com>
12743 * config/rs6000/rs6000.c (rs6000_override_options): Default to
12744 natural alignment for 64-bit Darwin.
12745 (rs6000_parse_alignment_option): Warn about uses of -malign-power
12747 * doc/invoke.texi: Document this.
12749 2005-02-22 DJ Delorie <dj@redhat.com>
12751 * c-common.c (c_common_type_for_mode): Pass the mode's precision
12752 to make_[un]signed_type, not the mode itself.
12754 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12756 * cfg.c (cached_make_edge): Call make_edge if edge cache is
12757 not available. Use tail calls wherever possible.
12758 (make_edge): Call unchecked_make_edge to create an edge.
12760 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
12761 (coalesce_ssa_name): Don't check for
12762 SSANORM_USE_COALESCE_LIST.
12763 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
12765 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12767 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
12768 (rewrite_into_ssa): ... here.
12770 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
12772 PR tree-optimization/19786
12773 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
12774 tag to another's may-alias bitmap when adding to the other's list.
12776 2005-02-21 DJ Delorie <dj@redhat.com>
12778 * tree-ssa-loop-ivopts.c (computation_cost): Start register
12779 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
12780 registers in unsupported ways.
12781 * expmed.c (init_expmed): Likewise.
12783 2005-02-21 Stan Cox <scox@redhat.com>
12785 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
12787 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12789 * tree-cfg.c (fold_cond_expr_cond): New.
12790 (make_edges): Call fold_cond_expr_cond.
12791 (find_taken_edge): Accept nothing but INTEGER_CST.
12792 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
12794 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
12796 * flow.c (delete_dead_jumptables): Speed up by scanning insns
12797 that do not belong to any basic block.
12799 2005-02-21 Jeff Law <law@redhat.com>
12801 * cfganal.c (find_unreachable_blocks): Manually CSE load of
12804 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12806 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
12807 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
12808 Adjust their definitions.
12809 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12810 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
12812 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
12813 genautomata.c, langhooks.c, langhooks.h, system.h,
12814 config/arm/lib1funcs.asm: Update copyright.
12816 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12818 * dbxout.c (dbxout_function_end): Emit Lscope label always.
12820 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
12823 * doc/install.texi: Document --with-gc.
12825 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
12827 * simplify-rtx.c (simplify_unary_operation): Add a missing
12830 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12832 PR tree-optimization/18663
12833 * tree-ssa-dom.c (extract_range_from_cond): Return 0
12834 if the type has variable bounds.
12836 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
12838 * gcse.c: Remove an obsolete comment.
12840 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12842 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12844 * doc/extend.texi (Function Attributes) <Attribute const>: The
12845 attribute "pure" is below this text, not above.
12847 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12849 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12850 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12851 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12853 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12856 * langhooks.h (struct lang_hooks): Add to_target_charset.
12857 * langhooks.c (lhd_to_target_charset): New function.
12858 * langhooks-def.h: Declare lhd_to_target_charset.
12859 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12860 (LANG_HOOKS_INITIALIZER): Update.
12861 * c-common.c (c_common_to_target_charset): New function.
12862 * c-common.h: Declare it.
12863 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12864 c_common_to_target_charset.
12866 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12867 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12868 Delete definitions.
12869 * system.h: Poison them.
12870 * doc/tm.texi: Don't discuss them.
12871 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12872 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12873 (pp_c_char): Do not attempt to generate letter escapes for
12875 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12876 * config/mips/mips.c (mips_output_ascii): Likewise.
12878 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12880 PR tree-optimization/19951
12881 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12884 2005-02-19 Steven Bosscher <stevenb@suse.de>
12886 PR middle-end/19698
12887 * function.h (struct function): New field `max_loop_depth'.
12888 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12889 (flow_loops_find): Reset the max loop depth count before finding loops.
12890 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12891 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12892 (calculate_global_regs_live): Make sure the loop will terminate
12893 when the initial sets are not empty.
12895 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12897 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12899 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12901 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12904 * doc/invoke.texi: Remove documentation of %M spec.
12906 (init_spec): Remove %M suffix from -lgcc_s.
12907 (do_spec_1): Remove 'M' case.
12908 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12909 to put shared libraries in the multilib directory. Remove the
12910 shlib_so_soname substitution variable. Don't add a multilib encoding
12911 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12912 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12913 SHLIB_INSTALL as well as SHLIB_LINK.
12914 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12915 (SHLIB_NAME): Delete.
12916 (SHLIB_DIR): New macro.
12917 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12918 (SHLIB_INSTALL): Adjust accordingly.
12919 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12920 * config/t-slibgcc-sld: Likewise.
12921 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12922 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12923 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12925 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12926 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12927 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12928 Use @shlib_base_name@ instead of @shlib_so_name@.
12929 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12930 and @shlib_base_name@.so in @multilib_dir@.
12931 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12932 to the install path.
12933 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12934 (SHLIB_LINK): Remove previous workaround.
12935 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12936 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12937 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12939 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12940 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12941 (SHLIB_INSTALL): Adjust accordingly.
12942 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12943 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12944 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12945 config/t-slibgcc-elf-ver.
12947 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12948 Jakub Jelinek <jakub@redhat.com>
12950 PR tree-optimization/19828
12951 * tree-ssa-loop-im.c: Add a TODO comment.
12952 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12953 without side-effects.
12955 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12957 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12960 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12962 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12963 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12964 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12966 (ia64_reorg): Delete fixup_errata call.
12967 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12968 (TARGET_SWITCHES): Delete -mb-step entry.
12970 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12973 * c-typeck.c (composite_type): Handle quals in transparent unions.
12974 (type_lists_compatible_p): Likewise.
12976 2005-02-18 Stan Shebs <shebs@apple.com>
12978 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12979 expressions in the .literal8 section.
12981 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12983 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12985 2005-02-18 Roger Sayle <roger@eyesopen.com>
12987 * fold-const.c (constant_boolean_node): Always create values of the
12988 specified type, don't bother calling truthvalue_conversion.
12990 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12992 * except.c (output_function_exception_table): Call
12993 assemble_external_libcall (eh_personality_libfunc).
12995 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12998 * config/ia64/ia64.h (struct machine_function): Add state_num.
12999 * config/ia64/ia64.c (process_epilogue,
13000 process_for_unwind_directive): Use new unwind state numbers each
13001 time rather than state 1.
13003 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13006 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
13007 before the "*llgt_didi" pattern.
13009 2005-02-18 Jason Merrill <jason@redhat.com>
13011 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
13013 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
13015 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
13016 (div0): Use it in place of ARM_FUNC_ALIAS.
13017 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
13019 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
13021 PR middle-end/20030
13022 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
13023 access, the lower bound of the array type if it exists.
13025 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
13028 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
13029 cases that are out-of-range for the index type.
13031 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
13033 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
13034 (estimate_case_costs): Don't call convert.
13035 * expmed.c (expand_shift): Likewise.
13036 (make_tree): Call fold_convert instead of convert.
13038 2005-02-18 Jakub Jelinek <jakub@redhat.com>
13041 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
13042 that ref to be marked MEM_READONLY_P doesn't have base that needs
13045 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13047 * genautomata.c (output_get_cpu_unit_code_func,
13048 output_cpu_unit_reservation_p): Don't generate old-style function
13051 2005-02-18 Jakub Jelinek <jakub@redhat.com>
13054 PR tree-optimization/20009
13055 * convert.c (convert_to_integer): Revert 2005-02-16 change.
13057 PR tree-optimization/18947
13058 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
13059 inline, remove all nodes that are inlined into the extern inline
13062 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
13064 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
13065 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
13066 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
13067 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
13070 2005-02-17 Roger Sayle <roger@eyesopen.com>
13072 PR tree-optimization/19917
13073 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
13074 to be potentially trapping.
13076 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
13078 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
13080 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
13082 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
13083 tem becomes a local variable which is set to the value of the
13084 back end defined INITIAL_FRAME_ADDRESS macro.
13085 (expand_builtin_frame_address): Omit the base parameter to
13086 expand_builtin_return_addr.
13087 (expand_builtin_profile_func): Likewise.
13088 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
13089 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
13090 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
13092 2005-02-17 Jakub Jelinek <jakub@redhat.com>
13094 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
13095 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
13096 * config/frv/frv.c (frv_function_epilogue): Likewise.
13098 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
13100 * lambda-code (perfect_nestify): Remove mark/unmark
13101 for rewriting hack.
13102 * tree-loop-linear.c (linear_transform_loops): Add
13103 rewrite_into_ssa call so that ssa is correct for
13104 rewriting into loop closed.
13106 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
13108 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
13109 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
13111 * bt-load.c (btr_def_live_range, combine_btr_defs,
13112 migrate_btr_def, migrate_btr_defs): Likewise.
13113 * cfgcleanup.c (thread_jump): Likewise.
13114 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
13115 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
13116 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
13117 df_rd_local_compute, df_reg_info_compute): Likewise.
13118 * dominance.c (init_dom_info, free_dom_info): Likewise.
13119 * flow.c (init_propagate_block_info,
13120 free_propagate_block_info): Likewise.
13121 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
13122 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
13123 modify_reg_pav): Likewise.
13124 * loop-invariant.c (find_defs, find_invariant_insn,
13125 find_invariants, free_inv_motion_data): Likewise.
13126 * predict.c (tree_predict_by_opcode,
13127 estimate_bb_frequencies): Likewise.
13128 * stmt.c (expand_case): Likewise.
13129 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
13130 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
13131 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
13132 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
13133 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
13134 rewrite_ssa_into_ssa): Likewise.
13135 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13136 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
13137 analyze_edges_for_bb, perform_edge_inserts): Likewise.
13138 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
13139 * tree-sra.c (tree_sra): Likewise.
13140 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
13141 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13142 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
13143 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13144 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
13145 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
13147 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
13148 calculate_live_on_entry, calculate_live_on_exit,
13149 build_tree_conflict_graph): Likewise.
13150 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
13151 record_important_candidates, set_use_iv_cost, find_depends,
13152 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
13153 tree_ssa_iv_optimize_finalize): Likewise.
13154 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
13155 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
13156 tree_duplicate_loop_to_header_edge): Likewise.
13157 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
13158 * tree-ssa.c (verify_flow_insensitive_alias_info,
13159 verify_name_tags, verify_ssa, init_tree_ssa,
13160 delete_tree_ssa): Likewise.
13161 * tree-ssanames.c (marked_ssa_names, init_ssanames,
13162 fini_ssanames): Likewise.
13163 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
13165 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
13167 * config/rs6000/t-rtems: Completely reworked.
13169 2005-02-17 Ira Rosen <irar@il.ibm.com>
13171 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
13173 2005-02-17 Ira Rosen <irar@il.ibm.com>
13175 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
13176 POINTER_TYPE_P when checking that type is a pointer.
13177 (vect_get_memtag): Remove.
13178 (vect_address_analysis): Use POINTER_TYPE_P. Call
13179 vect_object_analysis with dummy parameter for memtag.
13180 (vect_object_analysis): Extract memtag (functionality that
13181 used to be in vect_get_memtag and moved here). Fix printings.
13182 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
13183 with correct parameters. Remove call to vect_get_memtag.
13185 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
13187 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
13188 (tree-vectorizer.o): Added missing dependencies.
13190 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
13192 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
13193 declaration in tree-vectorizer.c, now has an extern declaration in
13194 tree-vectorizer.h).
13195 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13196 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
13197 get_vectype_for_scalar_type, vect_is_simple_use,
13198 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
13199 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
13200 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
13201 vectorizable_store, vectorizable_operation, vectorizable_assignment,
13202 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
13203 find_loop_location): Likewise.
13205 * tree-vectorizer.c (langhooks.h): #include removed.
13206 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
13207 moved to tree-vectorized.h.
13208 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13209 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
13210 get_vectype_for_scalar_type, vect_is_simple_use,
13211 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
13212 vect_supportable_dr_alignment, new_loop_vec_info,
13213 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
13214 vect_set_verbosity_level, find_loop_location): Likewise.
13216 (vect_analyze_loop): Function externalized. Declaration moved to
13217 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
13218 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
13219 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
13220 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
13221 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
13222 vect_enhance_data_refs_alignment, vect_analyze_operations,
13223 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
13224 vect_stmt_relevant_p, vect_get_loop_niters,
13225 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
13226 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
13227 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
13228 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
13229 vect_get_memtag): Likewise.
13231 (vectorizable_load): Function externalized. Declaration moved to
13232 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
13233 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
13234 vect_transform_loop): Likewise.
13235 (vect_transform_stmt): Moved to tree-vect-transform.c.
13236 (vect_align_data_ref, vect_create_destination_var,
13237 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
13238 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
13239 vect_get_vec_def_for_operand, vect_init_vector,
13240 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
13241 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
13242 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
13243 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
13244 vect_do_peeling_for_loop_bound): Likewise.
13246 * tree-vect-analyze.c: New file.
13247 * tree-vect-transform.c: New file.
13249 2005-02-17 Jason Merrill <jason@redhat.com>
13251 PR mudflap/19319, c++/19317
13252 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
13255 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
13257 * doc/install.texi (Specific): Update link for Darwin-specific
13260 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
13262 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
13263 constant_boolean_node.
13265 2005-02-16 David Edelsohn <edelsohn@gnu.org>
13268 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
13269 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
13271 2005-02-16 Richard Henderson <rth@redhat.com>
13274 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
13276 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
13277 replace uses with Wtype_MAXp1_F.
13278 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
13279 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
13280 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
13281 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
13282 and HAVE_TFMODE as appropriate.
13283 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
13284 (__floatdisf): Likewise.
13285 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
13286 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
13287 (Wtype_MAXp1_F): New.
13288 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
13289 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
13291 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
13294 * arm.c (arm_apply_result_size): New function.
13295 * arm.h (APPLY_RESULT_SIZE): Define.
13296 * arm-protos.h (arm_apply_result_size): Add prototype.
13297 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
13298 (movxf): New expand.
13299 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
13300 (call_value_symbol): Remove predicate for operand 0.
13301 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
13302 (untyped_call): Rework to correclty return values for any type.
13303 (untyped_return): New expand.
13304 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
13306 2005-02-16 Stan Shebs <shebs@apple.com>
13308 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
13309 * config/rs6000/t-darwin8: New, for 64-bit multilib.
13311 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
13313 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
13314 configure settings on Solaris 7 and later.
13316 2005-02-16 Diego Novillo <dnovillo@redhat.com>
13318 PR tree-optimization/19865
13319 * tree-optimize.c (init_tree_optimization_passes): Run
13320 pass_may_alias after pass_sra.
13322 2005-02-16 Richard Henderson <rth@redhat.com>
13323 Stuart Hastings <stuart@apple.com>
13326 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
13327 Do nothing if debug info suppressed for this function.
13328 (dbxout_begin_function): Early exit if debug info suppressed for
13331 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
13334 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
13336 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13338 PR tree-optimization/19967
13339 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
13340 expand_builtin_strchr, expand_builtin_strrchr): Take a new
13341 argument TYPE. Adjust calls to fold_builtin_XXX.
13342 (expand_builtin, fold_builtin_1): Adjust calls to
13343 expand_builtin_XXX.
13344 (fold_builtin_strchr, fold_builtin_strpbrk,
13345 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
13346 result to a requested type TYPE.
13348 2005-02-16 Jakub Jelinek <jakub@redhat.com>
13350 PR middle-end/19857
13351 * fold-const.c (fold): Don't optimize (T)(x & cst) to
13352 (T)x & (T)cst if (T)cst overflows.
13353 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
13354 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
13356 2005-02-15 Jeff Law <law@redhat.com>
13358 * gcse.c (blocks_with_calls): New bitmap.
13359 (alloc_gcse_mem): Allocate it.
13360 (free_gcse_mem): Free it.
13361 (clear_modifY_mem_tables): Clear it.
13362 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
13363 when we encounter CALL_INSNs.
13364 (compute_transp, case MEM): Handle blocks with calls separate
13365 from blocks without calls. Use bitmap iterators rather than
13368 2005-02-15 Peter O'Gorman <peter@pogma.com>
13371 * mklibgcc.in (vis_hide): Use a temporary object file, not
13374 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
13377 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
13378 access optimization.
13380 2005-02-15 David Edelsohn <edelsohn@gnu.org>
13381 Alan Modra <amodra@bigpond.net.au>
13384 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
13385 (_xlqsub): Rename to __gcc_qsub.
13386 (_xlqmul): Rename to __gcc_qmul.
13387 (_xlqdiv): Rename to __gcc_qdiv.
13388 Provide versioned symbol aliases with old names.
13389 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
13390 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
13391 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
13392 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
13393 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
13395 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13397 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
13398 Fold ~(A - 1) and ~(A + -1) to -A.
13400 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13404 * config/host-linux.c (linux_gt_pch_use_address): Copy from
13405 config/pa/pa-host.c:pa_gt_pch_use_address.
13407 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
13409 * tree-vn.c (get_value_handle): Make sure that given an
13410 is_gimple_min_invariant expression, we always return it.
13412 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13414 * passes.c (rest_of_handle_gcse): Fix a comment.
13416 2005-02-15 Jeff Law <law@redhat.com>
13418 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
13420 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
13421 (canon_list_insert, record_last_mem_set_info): Similarly.
13422 (clear_modify_mem_tables): Similarly.
13424 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13426 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
13427 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
13428 config/mips/mips.md, config/rs6000/aix.h,
13429 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
13431 2005-02-15 Richard Henderson <rth@redhat.com>
13433 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
13434 call to be best_edge.
13436 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13438 * basic-block.h: Adjust the prototype for find_basic_blocks.
13439 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
13440 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
13443 * flow.c (recompute_reg_usage): Remove all arguments.
13444 * passes.c (rest_of_compilation): Adjust the call to
13445 recompute_reg_usage.
13446 * rtl.h: Adjust the prototype for recompute_reg_usage.
13448 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
13450 * tree-dump.c (dump_files): Update to reflect new member
13452 (dump_register): Add new argument.
13454 (dump_switch_p_1): Check against glob name if doglob was passed.
13455 (dump_switch_p): Check against regular first, then glob if
13456 we didn't have any hits on the dump name.
13457 * tree-optimize.c (register_one_dump_file):
13458 Pass in glob name as well.
13459 * tree-pass.h (struct dump_file_info): Add glob
13462 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
13464 PR preprocessor/16323
13465 * doc/invoke.texi: Document that -Wendif-labels is on by default.
13467 2005-02-14 David Edelsohn <edelsohn@gnu.org>
13470 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
13471 (trunctfdf2_internal1): New.
13472 (trunctfdf2_internal2): Renamed from trunctfdf2.
13474 2005-02-14 Diego Novillo <dnovillo@redhat.com>
13476 PR tree-optimization/19853
13477 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
13479 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13481 * passes.c (rest_of_handle_loop_optimize): Remove calls to
13482 delete_dead_jumptables and cleanup_cfg.
13484 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13486 * reload.c (find_reloads): Swap address_reloaded flags when
13487 swapping commutative operands.
13489 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
13491 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
13492 Use standard_iv_increment_position for computing the bsi position
13494 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
13497 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
13500 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
13501 life range of hard registers.
13502 * value-prof.c (insn_prefetch_values_to_profile): Only
13505 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
13506 profile in libcalls.
13508 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
13510 * bitmap.h (bitmap_and_compl_into): Return bool.
13511 * bitmap.c (bitmap_and_compl_into): Return changed flag.
13513 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13515 PR tree-optimization/19944
13516 * fold-const.c (fold): Re-add ABS_EXPR folding.
13518 2005-02-13 David Edelsohn <edelsohn@gnu.org>
13521 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
13522 {TARGET,MASK}_XL_COMPAT.
13523 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
13525 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
13526 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
13528 (rs6000_arg_partial_bytes): Same.
13529 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
13530 and XL compatibility enabled.
13531 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
13532 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
13533 test to final condition.
13534 (cmptf_internal2): New.
13535 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
13536 xl-compat. Add TFmode information to description.
13538 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
13540 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
13542 2005-02-13 Jason Merrill <jason@redhat.com>
13545 * fold-const.c (fold_indirect_ref_1): Split out from...
13546 (build_fold_indirect_ref): Here.
13547 (fold_indirect_ref): New fn.
13548 * tree.h: Declare it.
13549 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
13550 (gimplify_modify_expr_rhs): Likewise.
13551 (gimplify_expr): Likewise.
13553 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13555 PR tree-optimization/14303
13556 PR tree-optimization/15784
13557 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
13558 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
13559 ABS_EXPR<x> != 0 to x != 0.
13561 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
13563 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
13564 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
13565 spelling conventions.
13567 * passes.c (rest_of_handle_gcse): Don't run cse_main and
13568 delete_trivially_dead_insns too many times.
13570 * passes.c (rest_of_handle_gcse): Remove dead assignments to
13573 2005-02-12 Ira Rosen <irar@il.ibm.com>
13575 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
13576 (vect_is_simple_iv_evolution): Remove redundant parameter
13578 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
13579 without last parameter.
13580 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
13581 Return pointer step. Call vect_is_simple_iv_evolution without
13582 last parameter. Check only that the step is multiple of size
13583 type. Remove stmt_vinfo updates.
13584 (vect_get_memtag_and_dr): Remove.
13585 (vect_get_memtag): New function.
13586 (vect_address_analysis): New function.
13587 (vect_object_analysis): New function.
13588 (vect_analyze_data_refs): Call vect_object_analysis and
13589 vect_get_memtag. Update stmt_vinfo fields.
13591 2005-02-12 Ira Rosen <irar@il.ibm.com>
13593 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
13594 exist and are objects. Remove checks for pointer.
13595 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
13596 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
13597 (vect_create_data_ref_ptr): Likewise.
13598 (vect_base_addr_differ_p): New function.
13599 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
13600 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
13601 Don't set the DR_BASE_NAME field of data-ref.
13602 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
13604 2005-02-12 Uros Bizjak <uros@kss-loka.si>
13606 * optabs.h (enum optab_index): Add new OTI_ldexp.
13607 (ldexp_optab): Define corresponding macro.
13608 * optabs.c (init_optabs): Initialize ldexp_optab.
13609 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
13611 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
13613 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
13614 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
13616 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
13617 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
13620 2005-02-12 Ira Rosen <irar@il.ibm.com>
13622 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
13624 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
13626 (vect_get_base_and_offset): Always return an address.
13627 (vect_create_addr_base_for_vector_ref): Remove treatment for
13628 different data reference types.
13629 (vect_compute_data_ref_alignment): Rename base to base_address in
13630 stmt_vec_info. Get the object in order to force its alignment.
13631 (vect_get_memtag_and_dr): Rename base to base_address in
13632 stmt_vec_info. Extract the object for memtag analysis.
13634 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
13636 PR regression/19898.
13637 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
13638 changes cc_status, use apply modified_in_p to part of cc_status
13639 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
13642 2005-02-11 Richard Henderson <rth@redhat.com>
13644 * tree-complex.c (expand_complex_libcall): New.
13645 (expand_complex_multiplication): Use it for c99 compliance.
13646 (expand_complex_division): Likewise.
13647 * fold-const.c (fold_complex_add, fold_complex_mult): New.
13649 * builtins.c (built_in_names): Remove const.
13650 * tree.c (build_common_builtin_nodes): Build complex arithmetic
13652 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
13653 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
13654 (built_in_names): Remove const.
13655 * c-common.c (c_common_type_for_mode): Handle complex modes.
13656 * flags.h, toplev.c (flag_complex_method): Rename from
13657 flag_complex_divide_method.
13658 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
13659 __mulsc3, __muldc3, __mulxc3, __multc3): New.
13660 * libgcc2.h: Declare them.
13661 * libgcc-std.ver: Export them.
13662 * mklibgcc.in (lib2funcs): Build them.
13664 2005-02-11 Steven Bosscher <stevenb@suse.de>
13666 PR tree-optimization/19876
13667 Partially revert my change from 2005-01-14
13668 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
13669 (compute_antic): ...and remove the loop here.
13671 2005-02-11 Jakub Jelinek <jakub@redhat.com>
13673 PR middle-end/19858
13674 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
13675 is number of inner's bits, avoid creating a BIT_FIELD_REF.
13677 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
13678 crtend.o if -pie. Use %{x:a;:b} spec syntax.
13680 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
13682 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
13683 offsets for the big-endian 32-bit case.
13685 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
13687 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
13689 2005-02-11 Dale Johannesen <dalej@apple.com>
13691 * cselib.c (cselib_process_insn): Clear out regs where
13692 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
13693 * reload.c (find_equiv_reg): Ditto.
13695 2005-02-11 Ian Lance Taylor <ian@airs.com>
13697 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
13700 * tree.c (build_function_type_list): Work correctly if there are
13703 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
13705 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
13706 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
13707 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
13708 TARGET_ZARCH instead of TARGET_64BIT.
13710 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
13712 * config/rs6000/t-rtems:
13713 (MULTILIB_OPTIONS): Remove mcpu=602.
13714 (MUTLILIB_DIRNAMES): Remove m602.
13715 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
13716 Let mcpu=602 match mcpu=603.
13717 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
13719 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13721 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
13722 signal trampolines.
13724 2005-02-10 David Daney <ddaney@avtrex.com>
13726 * config/alpha/linux-unwind.h: Add exception clause to copyright.
13727 * config/i386/linux-unwind.h: Likewise.
13728 * config/ia64/linux-unwind.h: Likewise.
13729 * config/mips/linux-unwind.h: Likewise.
13730 * config/pa/linux-unwind.h: Likewise.
13731 * config/rs6000/linux-unwind.h: Likewise.
13732 * config/s390/linux-unwind.h: Likewise.
13733 * config/sh/linux-unwind.h: Likewise.
13734 * config/sparc/linux-unwind.h: Likewise.
13736 2005-02-10 Steven Bosscher <stevenb@suse.de>
13738 PR tree-optimization/17549
13739 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
13740 TER to replace a DEF with its expression if the DEF and the
13741 rhs of the expression we replace into have the same root
13744 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
13746 * config/mips/mips.md: Fix the placement of the match_scratch in the
13749 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13751 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
13754 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
13756 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
13757 (strip_offset): Handle addresses.
13758 (add_address_candidates): Use strip_offset.
13759 (difference_cost): Reflect strip_offset change.
13760 (force_var_cost, difference_cost): Strip nops.
13762 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13764 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
13766 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
13767 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
13768 config/cris/cris-protos.h, config/cris/cris.c: Update
13771 2005-02-10 Jeff Law <law@redhat.com>
13773 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
13774 (lookup_avail_expr): Similarly.
13776 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
13778 * builtins.c (fold_builtin_powi): New function.
13779 (fold_builtin_1): Call it.
13781 2005-02-10 Steven Bosscher <stevenb@suse.de>
13783 PR documentation/19309
13784 * doc/cpp.texi: The __GNUC__ and related predefined macros
13785 are also defined for the "standalone" cpp.
13786 Some non-GCC compilers may also define __GNUC__.
13788 2005-02-10 Jakub Jelinek <jakub@redhat.com>
13791 * c-typeck.c (common_type): New routine. Old common_type renamed
13793 (c_common_type): ...this.
13794 (build_conditional_expr, build_binary_op): Use c_common_type instead
13797 2005-02-10 Steven Bosscher <stevenb@suse.de>
13799 * doc/md.texi: Replace @samp{length} with @code{length}.
13801 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13803 PR tree-optimization/18687
13804 * tree-flow.h (find_loop_niter): Declare.
13805 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
13806 Try using scev even for loops with more than one exit.
13807 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
13808 (struct ivopts_data): Added niters field.
13809 (struct nfe_cache_elt): New.
13810 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
13812 (tree_ssa_iv_optimize_init): Initialize niters cache.
13813 (determine_number_of_iterations): Removed.
13814 (find_induction_variables): Do not call determine_number_of_iterations.
13815 Access niters for single exit through niter_for_single_dom_exit.
13816 (add_iv_outer_candidates): Access niters for single exit through
13817 niter_for_single_dom_exit.
13818 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
13819 number_of_iterations_cond.
13820 (iv_period): New function.
13821 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
13822 (may_replace_final_value): Take data argument. Use
13823 niter_for_single_dom_exit.
13824 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
13825 (rewrite_use_compare): Pass data to may_eliminate_iv.
13826 (rewrite_use_outer): Pass data to may_replace_final_value.
13827 (free_loop_data): Clean up the niters cache.
13828 (tree_ssa_iv_optimize_finalize): Free the niters cache.
13829 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
13830 * tree-ssa-loop-niter.c (find_loop_niter): New function.
13831 (find_loop_niter_by_eval): Use tree_int_cst_lt.
13832 (num_ending_zeros): Moved to tree.c.
13833 * tree.h (num_ending_zeros): Declare.
13834 * tree.c (num_ending_zeros): Moved from tree.c.
13836 2005-02-09 Richard Henderson <rth@redhat.com>
13838 * builtins.c (DEF_BUILTIN): Add COND argument.
13839 * tree.h (DEF_BUILTIN): Likewise.
13840 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13841 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13843 (DEF_BUILTIN_STUB): New.
13844 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13845 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13846 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13847 * c-common.c (DEF_BUILTIN): Add COND argument.
13848 * tree.c (local_define_builtin): New.
13849 (build_common_builtin_nodes): New.
13851 2005-02-09 Roger Sayle <roger@eyesopen.com>
13853 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13854 floating point expression ignoring the sign of the result.
13855 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13856 (fold) <MULT_EXPR>: Use it to simplify x*x.
13857 * tree.h (fold_strip_sign_ops): Prototype here.
13858 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13859 argument. Use fold_strip_sign_ops to simplify the first argument.
13860 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13861 first argument when the second argument is an even integer
13862 constant, but only with -funsafe_math_optimizations.
13863 (fold_builtin_1): Update call to fold_builtin_copysign.
13865 2005-02-09 Ian Lance Taylor <ian@airs.com>
13867 PR middle-end/19583
13868 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13869 just check whether EH_FILTER_FAILURE falls through.
13871 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13873 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13874 insns return to ready list in the next turn.
13876 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13878 PR middle-end/19402
13879 * builtins.def: New __builtin_powi[lf].
13880 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13881 (expand_builtin_powi): New function.
13882 (expand_builtin): Dispatch to expand_builtin_powi.
13883 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13884 * libgcc2.c: Add __builtin_powi[lf] implementation.
13885 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13886 * optabs.h: Add powi_optab.
13887 * optabs.c (init_optabs): Initialize powi_optab.
13888 * doc/extend.texi: Document __builtin_powi[lf].
13890 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13892 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13895 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13897 PR middle-end/19854
13898 * fold-const.c (try_move_mult_to_index): Remove redundant
13899 type argument. Create ADDR_EXPR with correct type.
13900 (fold): Update callers of try_move_mult_to_index. Convert
13901 result to the appropriate type.
13903 2005-02-09 Roger Sayle <roger@eyesopen.com>
13906 * config/avr/avr.c (default_rtx_costs): Delete.
13907 (avr_operand_rtx_cost): New function.
13908 (avr_rtx_costs): Completely rewrite.
13910 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13913 * config/cris/cris.c (in_code): New variable.
13914 (cris_output_addr_const): Now a static function, a wrapper for
13916 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13917 case from old cris_output_addr_const.
13918 (cris_asm_output_label_ref): Similar for LABEL_REF.
13919 (cris_output_addr_const_extra): Similar for UNSPEC.
13920 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13921 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13922 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13924 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13925 (cris_asm_output_label_ref): Declare.
13927 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13929 PR preprocessor/19801
13930 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13931 filenames that changed when libcpp was moved to the toplevel.
13933 2005-02-07 Roger Sayle <roger@eyesopen.com>
13935 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13936 zero extensions of BImode operands. Call lowpart_subreg instead
13937 of gen_lowpart_common and gen_lowpart_SUBREG.
13939 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13942 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13943 * configure.ac: Set cc_for_cross_gnattools.
13944 * configure: Regenerate.
13946 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13949 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13951 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13954 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13955 of nested functions.
13957 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13959 * doc/extend.texi: Document deprecated extensions allowing
13960 static floating-point members to have initializers and allowing
13961 floating-point literals in integral constant expressions.
13963 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13965 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13966 config/darwin7.h, config/mips/mips.c,
13967 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13970 * cse.c: Update comments.
13972 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13974 PR middle-end/19775
13975 * builtins.c (fold_builtin_sqrt): Transform
13976 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13979 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13980 Dorit Naishlos <dorit@il.ibm.com>
13982 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13983 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13984 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13986 * tree.h (vect_set_verbosity_level): New extern function declaration
13988 * tree-vectorizer.h (verbosity_levels): New enum type.
13989 * tree-vectorizer.c (vect_debug_stats): Function removed.
13990 (vect_debug_details): Likewise.
13991 (vect_verbosity_level): Global variable was defined and initialized.
13992 (vect_dump): Global variable definition.
13993 (vect_print_dump_info): New function.
13994 (vect_set_dump_settings): New function.
13995 (vect_set_verbosity_level): New function.
13996 (vectorize_loops): Add call to vect_set_dump_settings.
13998 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13999 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14000 (slpeel_tree_peel_loop_to_edge): Likewise.
14002 (vect_analyze_offset_expr): Call to vect_print_dump_info with
14003 appropriate verbosity level instead of call to vect_debug_details
14004 or vect_debug_stats.
14005 (vect_get_base_and_offset):
14006 (vect_create_addr_base_for_vector_ref):
14007 (get_vectype_for_scalar_type):
14008 (vect_create_data_ref_ptr):
14009 (vect_init_vector):
14010 (vect_get_vec_def_for_operand):
14011 (vect_finish_stmt_generation):
14012 (vectorizable_assignment):
14013 (vectorizable_operation):
14014 (vectorizable_store):
14015 (vectorizable_load):
14016 (vect_transform_stmt):
14017 (vect_update_ivs_after_vectorizer):
14018 (vect_do_peeling_for_loop_bound):
14019 (vect_update_inits_of_drs):
14020 (vect_do_peeling_for_alignment):
14021 (vect_transform_loop):
14022 (vect_is_simple_use):
14023 (vect_analyze_operations):
14024 (vect_is_simple_iv_evolution):
14025 (vect_analyze_scalar_cycles):
14026 (vect_analyze_data_ref_dependence):
14027 (vect_analyze_data_ref_dependences):
14028 (vect_compute_data_ref_alignment):
14029 (vect_enhance_data_refs_alignment):
14030 (vect_analyze_data_refs_alignment):
14031 (vect_analyze_data_ref_access):
14032 (vect_analyze_data_ref_accesses):
14033 (vect_analyze_pointer_ref_access):
14034 (vect_get_memtag_and_dr):
14035 (vect_analyze_data_refs):
14036 (vect_mark_relevant):
14037 (vect_stmt_relevant_p):
14038 (vect_mark_stmts_to_be_vectorized):
14039 (vect_can_advance_ivs_p):
14040 (vect_get_loop_niters):
14041 (vect_analyze_loop_form):
14042 (vect_analyze_loop):
14043 (vectorize_loops): Likewise.
14045 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
14046 (vect_update_inits_of_drs):
14047 (vect_do_peeling_for_alignment):
14048 (vect_transform_loop):
14049 (vect_analyze_operations):
14050 (vect_analyze_scalar_cycles):
14051 (vect_analyze_data_ref_dependences):
14052 (vect_analyze_data_refs_alignment):
14053 (vect_analyze_data_ref_accesses):
14054 (vect_analyze_data_refs):
14055 (vect_mark_stmts_to_be_vectorized):
14056 (vect_get_loop_niters):
14057 (vect_analyze_loop_form):
14058 (vect_analyze_loop): Likewise.
14059 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
14061 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
14065 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14066 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14067 either -ffast-math or -funsafe-math-optimizations is in use.
14069 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14070 * config/mips/irix-csr.c: New file.
14071 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14072 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14073 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14076 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
14078 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
14079 redundant, incorrect definitions.
14081 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
14083 ("*tls_indirect_call"): New, reference hard regs directly.
14084 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
14086 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
14088 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
14089 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
14091 2005-02-06 Roger Sayle <roger@eyesopen.com>
14093 PR rtl-optimization/19800
14094 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
14095 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
14098 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
14100 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
14102 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
14105 * doc/invoke.texi: Correct documentation of -freorder-functions.
14107 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14110 * doc/invoke.texi: Don't mention gccbug.
14112 2005-02-06 Roger Sayle <roger@eyesopen.com>
14113 Andrew Pinski <pinskia@physics.uc.edu>
14114 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
14116 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14117 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
14118 into just (zero_extract:SI FOO (const_int 1) BAR).
14120 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14122 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
14123 macro locally. Don't give last revision date. Use GCC version
14124 number from gcc-common.texi.
14125 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
14126 revision date. Use GCC version number from gcc-common.texi.
14127 Describe being a library as current state rather than as 3.x
14129 * doc/gcc.texi: Remove last update date.
14130 * doc/gccint.texi: Likewise. Update copyright dates.
14131 * doc/install.texi: Update copyright dates.
14133 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14136 * doc/invoke.texi: Mention for each option included in -Wall that
14137 it is included in -Wall.
14138 * doc/gcc.texi: Update copyright and last modification date.
14140 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14142 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
14143 unnecessary cast to original induction variable increments.
14145 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14147 PR tree-optimization/18219
14148 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
14149 in distributed form.
14151 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
14153 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
14154 Set bitpos and offset later in the function. Do nothing if the
14155 target is a register and if the bitfield lies completely outside
14157 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
14158 here. Return an uninitialised register if the source value is stored
14159 in a register and the bitfield lies completely outside that register.
14161 2005-02-06 Steven Bosscher <stevenb@suse.de>
14163 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
14166 2005-02-06 Marcin Dalecki <martin@dalecki.de>
14168 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
14170 2005-02-06 Geoffrey Keating <geoffk@apple.com>
14172 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
14173 * config/darwin8.h: New.
14174 * config/darwin7.h: Update comment.
14176 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
14177 Dorit Naishlos <dorit@il.ibm.com>
14179 * tree-vectorizer.h (LOC): New type.
14180 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
14181 (loop_line_number): New field in struct _loop_vec_info.
14182 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
14184 * tree-vectorizer.c (input.h): Included.
14185 (find_loop_location): New function.
14186 (vect_debug_stats): Argument changed from loop to LOC. Computation of
14187 loop line number removed.
14188 (vect_debug_details): Likewise.
14189 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
14191 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
14192 call to vect_debug_details/stats changed from loop to loop_loc.
14193 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14194 (slpeel_tree_peel_loop_to_edge): Likewise.
14196 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
14197 changed from NULL to UNKNOWN_LOC.
14198 (vect_get_base_and_offset):
14199 (vect_create_addr_base_for_vector_ref):
14200 (get_vectype_for_scalar_type):
14201 (vect_create_data_ref_ptr):
14202 (vect_init_vector):
14203 (vect_get_vec_def_for_operand):
14204 (vect_finish_stmt_generation):
14205 (vectorizable_assignment):
14206 (vectorizable_operation):
14207 (vectorizable_store):
14208 (vectorizable_load):
14209 (vect_transform_stmt):
14210 (vect_update_ivs_after_vectorizer):
14211 (vect_do_peeling_for_loop_bound):
14212 (vect_do_peeling_for_alignment):
14213 (vect_transform_loop):
14214 (vect_is_simple_use):
14215 (vect_analyze_operations):
14216 (vect_is_simple_iv_evolution):
14217 (vect_analyze_scalar_cycles):
14218 (vect_analyze_data_ref_dependences):
14219 (vect_compute_data_ref_alignment):
14220 (vect_enhance_data_refs_alignment):
14221 (vect_analyze_data_ref_access):
14222 (vect_analyze_data_ref_accesses):
14223 (vect_analyze_pointer_ref_access):
14224 (vect_get_memtag_and_dr):
14225 (vect_analyze_data_refs):
14226 (vect_mark_relevant):
14227 (vect_stmt_relevant_p):
14228 (vect_mark_stmts_to_be_vectorized):
14229 (vect_can_advance_ivs_p):
14230 (vect_get_loop_niters):
14231 (vect_analyze_loop):
14232 (vectorize_loops): Likewise.
14234 (vectorizable_load): Argument in call to vect_debug_details/stats
14235 changed from loop to LOOP_LOC (loop_vinfo).
14236 (vect_transform_loop):
14237 (vect_analyze_operations):
14238 (vect_analyze_scalar_cycles):
14239 (vect_analyze_data_ref_dependence):
14240 (vect_enhance_data_refs_alignment):
14241 (vect_analyze_data_ref_accesses):
14242 (vect_analyze_pointer_ref_access):
14243 (vect_analyze_data_refs):
14244 (vect_analyze_loop): Likewise.
14246 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
14247 changed from loop to loop_loc.
14249 (vect_enhance_data_refs_alignment): Removed unused variable loop.
14251 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
14252 Dorit Naishlos <dorit@il.ibm.com>
14254 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
14256 (vect_analyze_data_ref_dependences): Likewise.
14258 (vect_is_simple_use): Argument changed from loop structure to
14259 loop_vect_info structure.
14260 (vect_can_advance_ivs_p): Likewise.
14261 (vect_create_index_for_vector_ref): Likewise.
14262 (vect_update_ivs_after_vectorizer): Likewise.
14263 (new_stmt_vec_info): Likewise.
14265 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
14266 changed from loop to loop_vinfo.
14267 (vect_create_data_ref_ptr): First argument in call to
14268 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
14269 (vectorizable_assignment): Second argument in call to vect_is_simple_use
14270 was changed from loop to loop_vinfo.
14271 (vectorizable_operation): Likewise.
14272 (vectorizable_store): Likewise.
14273 (vect_mark_stmts_to_be_vectorized): Likewise.
14274 (vect_do_peeling_for_loop_bound): First argument in call to
14275 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
14276 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
14277 was changed from loop to loop_vinfo.
14278 (vect_analyze_data_ref_dependences): Third argument in call to
14279 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
14281 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
14282 (vect_create_data_ref_ptr): Likewise.
14283 (vect_init_vector): Likewise.
14284 (vect_get_vec_def_for_operand): Likewise.
14285 (vectorizable_assignment): Likewise.
14286 (vectorizable_operation): Likewise.
14287 (vectorizable_store): Likewise.
14288 (vectorizable_load): Likewise.
14289 (vect_update_ivs_after_vectorizer): Likewise.
14290 (vect_is_simple_use): Likewise.
14291 (vect_analyze_data_ref_dependence): Likewise.
14292 (vect_analyze_pointer_ref_access): Likewise.
14293 (vect_can_advance_ivs_p): Likewise.
14295 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
14296 before _stmt_vec_info.
14297 (_stmt_vec_info): Loop field replaced by loop_vec_info.
14298 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
14299 (new_stmt_vec_info): Argument changed from loop structure to
14300 loop_vect_info structure
14302 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
14303 (vect_analyze_offset_expr): Avoid 80 columns overflow.
14304 (vect_create_addr_base_for_vector_ref): Likewise.
14305 (vect_analyze_pointer_ref_access): Likewise.
14307 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
14310 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
14311 phi flag if the phi is abnormal.
14313 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
14316 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
14317 information for the new statement.
14319 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
14322 * gcc.c (main): Include the target in -v output.
14324 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
14326 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
14327 Do not drop the extend if we'd have to add a paradoxical subreg
14328 later. Include optabs.h and insn-codes.h.
14329 * Makefile.in (combine.o): Depend on $(OPTABS_H).
14331 2005-02-02 Roger Sayle <roger@eyesopen.com>
14333 PR middle-end/19405
14334 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
14335 * fold-const.c (const_binop): Avoid constant folding floating
14336 point operations in modes that use composite representations.
14337 * simplify-rtx.c (simplify_binary_operation): Likewise.
14339 2005-02-02 Geoffrey Keating <geoffk@apple.com>
14341 * config/rs6000/altivec.md (altivec_dst): Make the first operand
14343 (altivec_dstt): Likewise.
14344 (altivec_dstst): Likewise.
14345 (altivec_dststt): Likewise.
14346 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
14349 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14351 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
14352 EXPR_LOCUS from orig_cond to the new cond_stmt.
14353 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
14356 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14358 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
14359 standard_iv_increment_position. Remove call to bsi_next
14360 (no need to bump the iterator anymore).
14361 (vect_create_index_for_vector_ref): Call
14362 standard_iv_increment_position. Remove second function argument.
14363 (vect_finish_stmt_generation): Remove call to bsi_next
14364 (no need to bump the iterator anymore).
14365 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
14366 to vect_create_index_for_vector_ref.
14368 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14370 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
14371 phis are used out of the loop.
14373 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
14376 * c-decl.c (undef_nested_function): New variable.
14377 (pop_scope): Diagnose undefined nested functions.
14378 (finish_function): Don't attempt cgraph processing or genericizing
14379 if current top-level function contained an undefined nested
14380 function. Reset undef_nested_function at the end of a top-level
14383 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
14385 * tree.c (build_int_cst_type): Take sign of the value into account
14386 when deciding whether sign extend the value.
14388 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14391 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
14392 (cpp_options, cc1_options): Change %{std*&ansi} to
14393 %{std*&ansi&trigraphs}.
14395 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14397 * cse.c: Update comments.
14399 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
14401 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
14402 arguments go on the stack. Do not put complex doubles in odd/even
14405 2005-02-02 Steven Bosscher <stevenb@suse.de>
14407 * doc/invoke.texi: Update the options enabled at -O1, -O2,
14408 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
14409 -ftree-pre, and -fthread-jumps.
14411 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
14413 PR tree-optimization/19578
14414 * tree-flow.h (modified_noreturn_calls): Declare.
14415 (noreturn_call_p): Declare.
14416 * tree-flow-inline.h (noreturn_call_p): New function.
14417 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
14418 * tree-cfg.c (modified_noreturn_calls): New variable.
14419 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
14420 that contain a mid-block noreturn call.
14421 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
14423 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14425 * df.c (df_def_record_1, df_uses_record): Don't use
14427 * df.h (DF_FOR_REGALLOC): Remove.
14429 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14432 * c-typeck.c (really_start_incremental_init): Reset
14433 constructor_max_index for arrays of incomplete type.
14435 2005-02-02 Jeff Law <law@redhat.com>
14437 * gcse.c (struct reg_set): Store the block index where the register
14438 was set rather than the setting insn.
14439 (record_one_set, compute_transp): Corresponding changes.
14440 (pre_insert_copy_insn): Do not call replace_one_set.
14441 (replace_one_set): Remove.
14443 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14446 * doc/gcov.texi: Fix typo.
14448 2005-02-01 Richard Henderson <rth@redhat.com
14451 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
14452 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
14454 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
14455 * config/i386/i386-protos.h: Update.
14457 2005-02-01 Steven Bosscher <stevenb@suse.de>
14459 PR tree-optimization/19217
14460 * tree-cfg.c (verify_expr): Use the data field to see if TP was
14461 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
14462 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
14463 that it is walking a PHI node.
14465 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
14467 * doc/extend.texi (Nested Functions): Update.
14469 2005-02-01 Richard Henderson <rth@redhat.com>
14472 * optabs.c (expand_copysign_absneg): Export.
14473 * optabs.h (expand_copysign_absneg): Declare.
14474 * config/rs6000/rs6000.md (copysigntf3): New.
14476 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14478 PR tree-optimization/19633
14479 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
14480 * tree-ssa-alias.c (init_alias_info): Initialize.
14481 (merge_pointed_to_info): Set.
14482 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
14483 (dump_points_to_info_for): Show value of pt_null.
14484 (struct count_ptr_d): Declare.
14485 (find_ptr_dereference): Remove.
14486 (ptr_is_dereferenced_by): Remove.
14487 (count_ptr_derefs): New local function.
14488 (count_uses_and_derefs): New local function.
14489 (compute_points_to_and_addr_escape): Call it. If the number
14490 of dereferences is greater than zero, mark the pointer as
14491 dereferenced. If there are fewer dereferences than uses of
14492 the pointer, the pointer's value escapes.
14494 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14496 PR tree-optimization/19670
14497 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
14499 (verify_use): ... set it here, instead.
14501 2005-02-01 Janis Johnson <janis187@us.ibm.com>
14503 * doc/sourcebuild.texi (Test directives): Fix formatting.
14505 * doc/sourcebuild.texi (Test directives): Describe selector
14508 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
14510 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
14511 specific 64-bit CPUs.
14513 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
14516 * arm.c (arm_eliminable_register): New function.
14517 (adjacent_mem_locations): Don't allow eliminable registers. Use
14518 HOST_WIDE_INT for address offsets.
14519 * arm-protos.h (arm_eliminable_register): Add prototype.
14521 2005-02-01 Steven Bosscher <stevenb@suse.de>
14523 PR optimization/15242
14524 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
14525 * basic-block.h (duplicate_computed_gotos): Add prototype.
14526 * bb-reorder.c (duplicate_computed_gotos): New function to
14527 duplicate sufficiently small blocks ending in a computed jump.
14528 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
14529 if not optimizing for size.
14530 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
14531 never do tail merging for blocks ending in a computed jump.
14532 * doc/invoke.texi: Document the max-goto-duplication-insns param.
14534 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
14536 Patch from Richard Sandiford <rsandifo@redhat.com>
14537 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
14538 from inheriting a subreg equivalence with a non-spill register.
14540 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
14542 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
14544 * config/frv/frv.c (movcc_fp_destination_operand): New.
14545 (gpr_or_memory_operand): Fix typo in comment.
14546 (gpr_or_memory_operand_with_scratch): New.
14547 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
14548 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
14549 movcc_fp_destination_operand.
14550 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
14551 Legitimize memory addresses using a scratch register.
14553 2005-01-31 Jeff Law <law@redhat.com>
14555 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
14556 bitmap a sparse bitmap instead of a simple bitmap.
14557 (mark_def_sites_initialize_block): Corresponding changes.
14558 (ssa_mark_def_sites_initialize_block): Likewise.
14559 (ssa_mark_phi_uses): Likewise.
14560 (mark_def_site, ssa_mark_def_sites): Likewise.
14561 (mark_def_site_blocks): Likewise.
14562 (rewrite_ssa_into_ssa): Likewise.
14564 * tree-ssa-dom.c (record_cond): Pass correct variable type
14565 for last argument to htab_find_slot_with_hash.
14567 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
14568 effects when optimizing 0 % X. Do not try to optimize X % 0.
14570 2005-01-31 James E. Wilson <wilson@specifixinc.com>
14572 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
14575 2005-02-01 Eric Christopher <echristo@redhat.com>
14577 * config/mips/mips.c (override_options): Warn if -mint64
14579 * doc/invoke.texi (MIPS Options): Document that -mint64 is
14582 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
14584 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
14586 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
14587 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
14588 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
14589 (cached_regno): Initialize to INVALID_REGNUM.
14590 (cse_reg_info_table_size,
14591 cse_reg_info_table_first_uninitialized,
14592 cse_reg_info_timestamp): New.
14593 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
14595 (init_cse_reg_info, get_cse_reg_info_1): New.
14596 (get_cse_reg_info): Cache the last look-up.
14597 (new_basic_block): Update the code to clear mappings from
14598 registers to cse_reg_info entries.
14599 (cse_main): Call init_cse_reg_info.
14601 * cse.c (get_cse_reg_info): Update a comment.
14603 2005-01-31 Steven Bosscher <stevenb@suse.de>
14606 * c-decl.c (start_decl): Do not warn about arrays of elements with
14607 an incomplete type here.
14608 (grokdeclarator): Do it here by making a pedwarn an error.
14609 * c-typeck.c (push_init_level): If there were previous errors with
14610 the constructor type, do not warn about braces for initializers.
14611 (process_init_element): Likewise for excess initializer elements.
14613 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
14615 * cse.c (delete_trivially_dead_insn): Don't iterate.
14617 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
14619 * config/rs6000/rs6000.md (copysignsf3): New expand.
14620 (copysigndf3): Likewise.
14622 2005-01-31 Steven Bosscher <stevenb@suse.de>
14624 * recog.c (constrain_operands): Only look for earlyclobber operand
14625 conflicts if an '&' constraint was seen.
14627 2005-01-31 Marc Espie <espie@openbsd.org>
14629 * config.gcc: Don't include embedded systems fragment, switches default
14630 debugging format to ELF.
14631 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
14632 longer pick it up there.
14634 2005-01-31 Dale Johannesen <dalej@apple.com>
14636 * doc/extend.texi (nested functions): Fix linkage description.
14637 Clarify that static is not allowed.
14639 2005-01-31 Dale Johannesen <dalej@apple.com>
14641 * config/rs6000/darwin.md (movsf_low_di): Make work.
14642 (movdf_low_di): Make work.
14644 2005-01-31 Dale Johannesen <dalej@apple.com>
14646 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
14647 Make work for 64 bit.
14649 2005-01-31 Roger Sayle <roger@eyesopen.com>
14650 Dale Johannesen <dalej@apple.com>
14652 PR middle-end/19650
14653 * fold-const.c (fold_binary_op_with_conditional_arg):
14654 Make types match original operands, before STRIP_NOPS.
14656 2005-01-31 Alan Modra <amodra@bigpond.net.au>
14658 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
14659 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
14660 (struct gcc_sigcontext): Delete. Merge contents to..
14661 (struct gcc_ucontext): ..here.
14662 (get_sigcontext): Delete.
14663 (get_regs): New function, like get_sigcontext but return regs ptr.
14664 64-bit version finds regs from r1 to support vdso.
14665 (ppc_linux_aux_vector): New function.
14666 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
14669 2005-01-31 Ira Rosen <irar@il.ibm.com>
14671 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
14673 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
14674 redundant fold. Fix misalignment for MINUS_EXPR.
14675 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
14676 (vect_analyze_pointer_ref_access): Likewise.
14677 (vect_get_memtag_and_dr): Likewise.
14679 2005-01-31 Richard Henderson <rth@redhat.com>
14681 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
14682 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
14683 absnegdf2_i387, absnegxf2_i387): Likewise.
14685 2005-01-31 Richard Henderson <rth@redhat.com>
14688 * optabs.c (expand_copysign_absneg): New.
14689 (expand_copysign_bit): Split out from ...
14690 (expand_copysign): ... here. Use expand_copysign_absneg.
14692 2005-01-30 Roger Sayle <roger@eyesopen.com>
14694 PR middle-end/19697
14695 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
14696 constant as the second operand and a register as the third.
14698 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
14701 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
14702 that dllimport'd functions do not use all call-clobbered registers
14703 to pass parameters.
14705 2005-01-30 Richard Henderson <rth@redhat.com>
14708 * optabs.c (expand_absneg_bit): Split out from expand_unop and
14709 expand_abs_nojump and generalize. Use operand_subword and
14710 emit_no_conflict_block. Support large modes.
14711 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
14713 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
14714 negation to subtraction.
14715 (expand_copysign): Check that the format has signed zeros.
14716 Use operand_subword and emit_no_conflict_block. Support large modes.
14718 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
14720 Fix PR tree-optimization/19624
14722 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
14723 * tree-ssa-pre.c: Add cfgloop.h.
14725 (pre_stats): New member, constified.
14726 (inserted_exprs): New static variable.
14727 (NECESSARY): New macro.
14728 (create_expression_by_pieces): Fold the expression, and
14729 mark it as defaulting to not necessary. Also put in
14731 (fully_constant_expression): New function.
14732 (insert_into_preds_of_block): Modify to not insert phis when we
14733 are playing with induction variables.
14734 Push phis onto the inserted_exprs vector, and mark them as not
14735 necessary by default.
14736 (insert_aux): Call fully_constant_expression on eprime.
14737 If all edges produce the same value, mark it constant.
14738 (mark_operand_necessary): New function.
14739 (remove_dead_inserted_code): New function.
14740 (init_pre): Init loop optimizer to get loop info.
14741 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
14742 (execute_pre): Commit edge inserts, then remove dead code.
14744 2005-01-30 Richard Henderson <rth@redhat.com>
14746 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
14747 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
14749 2005-01-30 Richard Henderson <rth@redhat.com>
14752 * config/i386/i386.c (ix86_expand_copysign): New.
14753 (ix86_split_copysign_const): New.
14754 (ix86_split_copysign_var): Rename from ix86_split_copysign,
14755 rearrange op1/nmask operands.
14756 * config/i386/i386-protos.h: Update.
14757 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
14758 (copysigndf3): Likewise.
14759 (copysignsf3_const, copysigndf3_const): New.
14760 (copysignsf3_var): Rename from copysignsf3, split out splitter
14761 and fix split predicate for X constraint.
14762 (copysigndf3_var): Similarly.
14764 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
14766 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
14767 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
14768 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
14770 2005-01-29 Richard Henderson <rth@redhat.com>
14773 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
14774 of # and * in constraints.
14776 2005-01-29 Richard Henderson <rth@redhat.com>
14778 PR middle-end/19689
14779 * expr.c (store_field): Don't strip sub-mode cast when the input
14780 data is even smaller.
14782 2005-01-29 Richard Henderson <rth@redhat.com>
14784 PR middle-end/19687
14785 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
14788 2005-01-29 Richard Henderson <rth@redhat.com>
14790 * combine.c (make_field_assignment): Fix argument order
14793 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14795 PR tree-optimization/15791
14796 * fold-const.c (extract_array_ref): New function.
14797 (fold): Fold comparisons between &a[i] and &a[j] or
14798 semantically equivalent trees.
14800 2005-01-29 Jeff Law <law@redhat.com>
14802 * gcse.c (insert_expr_in_table): Revamp handling of available
14803 and anticipatable occurrence lists to avoid unnecessary list
14805 (insert_set_in_table): Similarly.
14807 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
14809 * c-common.c (fix_string_type): Just use c_build_qualified_type to
14811 (c_build_qualified_type): Build qualified array types with
14812 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
14813 * c-decl.c (c_make_fname_decl): Build unqualified array type
14814 before qualified type.
14815 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
14816 type is qualified, not just if type itself is. Don't apply
14817 qualifiers to array type when declarator is processed. Apply
14818 qualifiers to field type whether or not it is an array type.
14819 Don't handle array types specially for applying qualifiers to
14821 * c-typeck.c (composite_type): Build unqualified element type and
14822 array type when forming composite of array types.
14823 (common_pointer_type, comptypes, comp_target_types,
14824 type_lists_compatible_p, build_indirect_ref, build_array_ref,
14825 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
14827 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
14828 (args2) in variables a1 and a2.
14830 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
14832 * cse.c (n_elements_made, max_elements_made): Remove.
14833 (insert): Don't touch n_elements_made.
14834 (cse_main): Don't touch n_elements_made or max_elements_made.
14836 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14839 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14840 configuration part of dp-bit.c to be lost.
14842 2005-01-28 Roger Sayle <roger@eyesopen.com>
14844 * expmed.c (expand_mult_highpart_optab): When attempting to use
14845 a non-widening multiplication in a wider mode, the operands need
14846 to be converted (zero or sign extended) to that mode.
14848 2005-01-28 Ian Lance Taylor <ian@airs.com>
14850 PR middle-end/16558
14851 PR middle-end/19583
14852 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14853 through if both operands fall through.
14855 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14857 * cse.c (fold_rtx) <PC>: Don't optimize.
14859 2005-01-28 Jeff Law <law@redhat.com>
14861 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14862 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14864 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14866 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14867 cse_reg_info_used_list_end): Remove.
14868 (cse_reg_info_list, cse_reg_info_list_free): New.
14869 (get_cse_reg_info): When allocating an instance of
14870 cse_reg_info, add it to the beginning of the cse_reg_info_list
14871 list. Remove code to maintain cse_reg_info_used_list.
14872 (new_basic_block): Reset the free list to the beginning of
14875 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14877 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14878 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14879 (frv_expand_mdpackh_builtin): New function.
14880 (frv_expand_builtin): Use it to expand __MDPACKH.
14881 * doc/extend.texi (__MDPACKH): Update documentation.
14883 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14885 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14886 SSE_FLOAT_MODE_P for use_sse computation.
14888 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14891 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14893 2005-01-27 Richard Henderson <rth@redhat.com>
14895 * builtins.c (expand_builtin_copysign): New.
14896 (expand_builtin): Call it.
14897 * genopinit.c (optabs): Add copysign_optab.
14898 * optabs.c (init_optabs): Initialize it.
14899 (expand_copysign): New.
14900 * optabs.h (OTI_copysign, copysign_optab): New.
14901 (expand_copysign): Declare.
14903 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14904 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14906 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14907 (ix86_expand_fp_absneg_operator): ... here.
14908 (ix86_split_copysign): New.
14909 * config/i386/i386-protos.h: Update.
14910 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14911 (copysignsf3, copysigndf3): New.
14913 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14914 (copysignsf3, ncopysignsf3): New.
14915 (copysigndf3, ncopysigndf3): New.
14916 (copysignxf3, ncopysignxf3): New.
14917 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14919 2005-01-27 Arend Bayer <arend.bayer@web.de>
14920 Kazu Hirata <kazu@cs.umass.edu>
14922 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14923 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14924 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14927 2005-01-27 Jeff Law <law@redhat.com>
14929 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14930 definitions of SSA_NAMEs which are not being rewritten.
14931 (rewrite_ssa_into_ssa): Only initialize the current definition
14932 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14933 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14934 SSA_NAMEs before returning.
14936 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14938 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14939 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14940 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14941 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14942 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14944 2005-01-27 Steven Bosscher <stevenb@suse.de>
14946 PR middle-end/17278
14947 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14948 higher to -O2 and higher. Likewise for tree PRE.
14949 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14952 2005-01-27 Ian Lance Taylor <ian@airs.com>
14954 PR middle-end/19583
14955 * gimple-low.c (try_catch_may_fallthru): New static function.
14956 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14957 * tree-inline.c (expand_call_inline): Don't warn about reaching
14958 the end of a non-void function being inlined if the function uses
14961 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14963 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14966 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14967 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14968 (implicitly_declare): Handle error_mark_node.
14970 2005-01-27 Richard Henderson <rth@redhat.com>
14973 * tree.h (struct tree_decl): Add debug_expr_is_from.
14974 (DECL_DEBUG_EXPR_IS_FROM): New.
14975 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14976 * dwarf2out.c (dwarf2out_var_location): Update to match.
14977 * tree-outof-ssa.c (create_temp): Likewise.
14978 * var-tracking.c (track_expr_p): Likewise.
14979 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14980 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14981 * toplev.c (default_tree_printer): Likewise.
14983 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14985 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14986 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14988 2005-01-27 Steven Bosscher <stevenb@suse.de>
14990 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14991 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14992 ASM_CLOBBERS): Add tree checks.
14994 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14995 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14996 * c-common.def (SWITCH_STMT): Update to match.
14997 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14998 macros instead of SWITCH_EXPR ones.
14999 * c-dump.c (c_dump_tree): Likewise.
15000 * c-gimplify.c (gimplify_switch_stmt): Likewise.
15001 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
15003 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
15005 2005-01-27 Alan Modra <amodra@bigpond.net.au>
15007 * unwind-dw2.c (execute_stack_op): Add missing cases for
15008 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
15010 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
15012 * config.gcc (Obsolete configurations): Remove 'dummy', add
15013 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
15016 2005-01-26 Diego Novillo <dnovillo@redhat.com>
15018 PR tree-optimization/19633
15019 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
15021 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
15022 are no call-clobbered variables.
15023 * tree-outof-ssa.c (check_replaceable): Return false for calls
15026 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
15028 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
15029 even for variables with NULL DECL_INITIAL.
15031 2005-01-26 Stuart Hastings <stuart@apple.com>
15033 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
15035 2005-01-26 Richard Henderson <rth@redhat.com>
15037 PR middle-end/18008
15038 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
15040 * expr.c (store_field): Strip conversions to odd-bit-sized types
15041 if the destination field width matches.
15043 2005-01-26 Richard Henderson <rth@redhat.com>
15045 * c-decl.c, expmed.c, expr.c: Revert last change.
15047 2005-01-26 Richard Henderson <rth@redhat.com>
15049 PR middle-end/18008
15050 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
15052 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
15053 if we don't need the bits above those present in the current mode.
15054 * expr.c (store_field): Strip conversions to odd-bit-sized types
15055 if the destination field width matches.
15057 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15059 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15060 either -ffast-math or -funsafe-math-optimizations is in use.
15062 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
15066 * config/avr/avr.c (notice_update_cc): Only set condition code for
15067 ashrqi3 if shift count > 0.
15068 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
15069 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
15070 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
15071 count <= 0 as a no-op, and shift count >= width by copying zero
15072 or sign bit to all bits of the result.
15073 * config/avr/avr.md (all shifts): Add alternatives for zero shift
15074 count, with attribute "length" set to 0 and "cc" set to "none".
15076 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
15078 * doc/invoke.texi: Document -mTLS.
15080 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
15081 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
15082 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
15083 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
15084 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
15085 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
15086 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
15087 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
15089 * configure.ac: Check for a TLS capable gas.
15091 * configure: Regenerate.
15093 2005-01-26 Richard Henderson <rth@redhat.com>
15095 PR middle-end/18008
15096 * combine.c (make_field_assignment): Simplify store to zero_extract
15097 from a source with an overlapping mask.
15099 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
15101 2004-11-11 Eric Christopher <echristo@redhat.com>
15103 * config/frv/frv.md: Add fr400_integer automaton. Don't
15104 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
15107 2005-01-26 Steven Bosscher <stevenb@suse.de>
15109 PR middle-end/16585
15110 * cfgbuild.c (make_edges): Do not clear or set
15111 current_function_has_computed_jump.
15112 * function.h (struct function): Remove the has_computed_jump field.
15113 (current_function_has_computed_jump): Do not define.
15114 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
15115 in a computed jump. Ignore current_function_has_computed_jump.
15117 2005-01-26 Richard Henderson <rth@redhat.com>
15119 PR middle-end/19515
15120 * expr.c (categorize_ctor_elements): New argument p_must_clear.
15121 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
15123 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
15124 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
15125 objects into static storage if they have more than one non-zero value.
15126 * tree.h (categorize_ctor_elements): Update decl.
15128 2005-01-26 Steven Bosscher <stevenb@suse.de>
15130 PR middle-end/19616
15131 * tree.h (CALL_EXPR_TAILCALL): Add comment.
15132 * calls.c (check_sibcall_argument_overlap_1): Revert the change
15133 to this function from 2004-07-10.
15134 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
15135 the current function for tail call optimizations if the address
15136 of one of it its arguments is taken.
15138 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
15140 * cse.c (fold_rtx): Call equiv_constant only when necessary.
15142 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
15144 * function.c (expand_function_end): If current_function_calls_alloca,
15145 emit stack restore in a place that is reached when the function falls
15146 through at the end.
15148 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
15150 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
15151 rule to avoid matching inappropriate suffix rule.
15153 2005-01-26 Jan Hubicka <jh@suse.cz>
15155 PR tree-optimization/19241
15156 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
15158 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
15160 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
15161 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
15163 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
15164 <sim*>: Always use crt1.o, regardless of N in simN.
15165 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
15166 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
15167 (CRT_CALL_STATIC_FUNCTION): Remove.
15168 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
15169 use crt1.o, regardless of N in simN.
15170 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
15171 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
15172 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
15173 case isystem setting.
15174 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
15176 2005-01-25 Ian Lance Taylor <ian@airs.com>
15178 * gimple-low.c (block_may_fallthru): Correct handling of
15179 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
15181 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
15183 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
15184 handlers to match indentation; nested under the mtune=* handler.
15185 Similar for mcpu= and march=.
15187 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
15189 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
15190 * config/mips/linux64.h (LIB_SPEC): Likewise.
15191 * config/mn10300/linux.h (LIB_SPEC): Likewise.
15192 * config/sh/linux.h (LIB_SPEC): Likewise.
15194 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
15196 * config/frv/frv.c (frv_legitimize_tls_address): New.
15197 (TARGET_HAVE_TLS): Define.
15198 (FRV_SYMBOL_REF_TLS_P): Define.
15199 (frv_override_options): Handle new register classes.
15200 (frv_legitimate_address_p): Reject tls addresses.
15201 (frv_legitimize_address): Handle TLS addresses.
15202 (gen_inlined_tls_plt): New.
15203 (gen_tlsmoff): New.
15204 (frv_legitimize_tls_address): New.
15205 (unspec_got_name): Add TLS entries.
15206 (got12_operand): Add R_FRV_TLSMOFF12 case.
15207 (frv_emit_move): Fixup TLS addresses.
15208 (frv_emit_movsi): Legitimize TLS addresses.
15210 * config/frv/frv.h (MASK_BIG_TLS): New.
15211 (TARGET_BIG_TLS): New.
15212 (HAVE_AS_TLS): Define.
15213 (TARGET_SWITCHES): Add -mTLS and -mtls options.
15214 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
15215 (REG_CLASS_NAMES): Same.
15216 (REG_CLASS_CONTENTS): Same.
15217 (CONSTRAINT_LEN): New.
15218 (REG_CLASS_FROM_CONSTRAINT): New.
15219 (PREDICATE_CODES): Add symbolic_operand.
15221 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
15222 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
15223 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
15224 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
15225 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
15226 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
15227 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
15228 GR9_REG, GR14_REG, LRREG.
15229 (type): Add load_or_call attribute.
15230 ("load_or_call"): New reservation.
15231 ("call_gettlsoff"): New.
15232 ("tls_indirect_call"): New.
15233 ("tls_load_gottlsoff12"): New.
15234 ("tlsoff_hilo"): New.
15235 ("tls_tlsdesc_ldd"): New.
15236 ("tls_tlsoff_ld"): New.
15239 * config/frv/frv-protos.h (symbolic_operand): Protoize.
15241 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
15243 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
15244 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
15245 * config/frv/frv.c (TLS_BIAS): Define.
15246 (frv_output_dwarf_dtprel): New.
15248 2005-01-26 Jakub Jelinek <jakub@redhat.com>
15250 PR rtl-optimization/19579
15251 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
15252 both A and B, see if they don't clobber registers the other expr uses.
15254 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
15256 * real.c (do_add): Initialize signalling and canonical members.
15258 * real.c (real_from_integer): Zero out destination.
15260 2005-01-18 Jan Hubicka <jh@suse.cz>
15262 PR tree-optimize/19337
15263 * tree-inline.c (initialize_inlined_parameters): Copy
15264 saved_static_chain_decl only.
15266 2005-01-25 Richard Henderson <rth@redhat.com>
15270 * config/i386/i386.c (x86_inter_unit_moves): Zero.
15271 (ix86_preferred_reload_class): Rewrite fp-constant section, with
15272 80387 enabled, to return a proper subclass. Return the subset that
15273 overlaps with GENERAL_REGS for PLUS.
15274 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
15276 2005-01-25 Richard Henderson <rth@redhat.com>
15278 PR middle-end/19609
15279 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
15281 2005-01-25 Roger Sayle <roger@eyesopen.com>
15283 * expmed.c (choose_multiplier): Change interface to return the
15284 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
15285 (expand_divmod): Update calls to choose_multiplier.
15287 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15289 PR middle-end/19330
15290 * expmed.c (extract_bit_field): Use adjust_address instead of
15291 gen_lowpart when op0 is a MEM.
15293 2005-01-24 Steven Bosscher <stevenb@suse.de>
15295 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
15297 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15299 * config/mips/irix-csr.c: New file.
15300 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15301 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15302 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15305 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
15308 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
15309 sparc/elf.h, add sparc/sp-elf.h.
15310 (sparc-*-rtems*): Likewise.
15311 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
15312 tm-dwarf2.h, add sparc/sp-elf.h.
15313 (sparc86x-*-elf): Likewise.
15314 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
15315 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
15316 TARGET_OS_CPP_BUILTINS.
15317 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15318 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15320 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
15321 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
15322 (SWITCH_TAKES_ARG): Likewise.
15323 (LOCAL_LABEL_PREFIX): Likewise.
15324 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
15325 (TARGET_N_FORMAT_TYPES): Delete.
15326 (TARGET_FORMAT_TYPES): Likewise.
15327 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
15328 * config/sparc/elf.h: Delete.
15329 * config/sparc/sp-elf.h: New file.
15331 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
15333 * tree-flow-inline.h (phi_arg_from_edge): Remove.
15334 * tree-flow.h: Remove the corresponding prototype.
15335 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
15336 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
15338 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15341 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
15342 for AIX ABI or ELF -fPIC.
15343 (rs6000_emit_load_toc_table): Don't create toc_section here.
15344 (rs6000_xcoff_file_start): Nor here.
15346 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
15348 * sh.c (ra.h): Don't #include.
15349 (hard_regs_intersect_p): New function, resurrected from ra.c.
15351 * sh.c: Fix 1996 Copyright.
15353 2005-01-24 Richard Henderson <rth@redhat.com>
15354 Aldy Hernandez <aldyh@redhat.com>
15356 * regrename.c (note_sets): Handle subregs.
15358 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
15361 * genconditions.c (write_header, write_conditions): Elide file if
15364 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
15366 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
15367 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
15370 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15372 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
15373 expand_builtin_printf, expand_builtin_fprintf,
15374 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
15375 checking against POINTER_TYPE.
15376 (validate_arglist): Handle POINTER_TYPE code by checking
15379 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
15381 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
15382 init_rtlanal): New.
15383 (for_each_rtx): Call for_each_rtx_1.
15384 * rtl.h (init_rtlanal): Declare.
15385 * toplev.c (backend_init): Call init_rtlanal.
15387 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15389 * flow.c (propagate_one_insn): Formatting.
15391 PR middle-end/19551
15392 * flow.c (libcall_dead_p): Be more conservative if unsure.
15393 If there are any instructions between insn and call, see if they are
15394 all dead before saying the libcall is dead.
15396 2005-01-24 Uros Bizjak <uros@kss-loka.si>
15398 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
15399 operand constraint for operand 0.
15401 2005-01-23 Richard Henderson <rth@redhat.com>
15404 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
15405 edges leading to join block.
15407 2005-01-23 Roger Sayle <roger@eyesopen.com>
15409 * expmed.c (expand_mult_highpart): Make static. Change type of
15410 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
15411 (expand_divmod): Updates calls to expand_mult_highpart by using
15412 gen_int_mode to pass a CONST_INT rtx.
15413 * rtl.h (expand_mult_highpart): Remove prototype.
15415 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15417 * flow.c (regset_bytes, regset_size): Remove.
15419 * cfganal.c: Fix a reference to Harvey's paper.
15421 2005-01-23 Steven Bosscher <stevenb@suse.de>
15423 PR rtl-optimization/19464
15424 * tree-optimize.c (init_tree_optimization_passes): Add one more
15425 copyrename pass just before out-of-ssa.
15427 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
15430 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
15431 * ggc-none.c (ggc_free): Define.
15433 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15435 * cse.c (max_reg, max_insn_uid): Remove.
15436 (cse_main): Don't access max_reg or max_insn_uid.
15438 * c-common.c (explicit_flag_signed_bitfields,
15439 lang_statement_code_p, lang_expand_function_end): Remove.
15440 * c-common.h: Remove the corresponding declarations.
15441 * c-opts.c (c_common_handle_option): Remove all write access
15442 to explicit_flag_signed_bitfields.
15444 * cgraph.c (cgraph_varpool_n_nodes): Remove.
15445 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
15446 * cgraph.h: Remove the corresponding declaration.
15448 * gcse.c (null_pointer_info): Remove.
15450 2005-01-23 Roger Sayle <roger@eyesopen.com>
15451 Eric Botcazou <ebotcazou@libertysurf.fr>
15453 * combine.c (simplify_logical): Only simplify logical expressions
15454 of the form ior(and(x,y),z) by the inverse distributive law if the
15455 result is cheaper than the original.
15457 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15459 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
15460 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
15461 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
15462 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
15463 config/freebsd-spec.h, config/arm/arm.h,
15464 config/h8300/h8300.md, config/i386/i386.md,
15465 config/i386/predicates.md, config/i386/sse.md,
15466 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
15467 config/vax/vax.md: Fix comment typos. Follow spelling
15470 2005-01-23 Steven Bosscher <stevenb@suse.de>
15472 * gengtype.c (walk_type): Produce `not equal to' compares for loop
15473 tests, instead of `less than'.
15475 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
15477 * function.c (assign_parm_setup_block): When creating a new stack slot
15478 for a parameter, get its alignment from the parameter's DECL_ALIGN
15479 rather than the type's TYPE_ALIGN. Make sure that the parameter
15480 is at least word aligned.
15482 2005-01-22 Roger Sayle <roger@eyesopen.com>
15484 PR middle-end/19378
15485 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
15487 2005-01-22 Richard Henderson <rth@redhat.com>
15490 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
15491 in both compare operands.
15492 (movdfcc_1_sse_max): Likewise.
15493 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
15494 (movdfcc_1_sse): Likewise.
15495 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
15496 scratch register as needed.
15498 2005-01-22 Richard Henderson <rth@redhat.com>
15500 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
15502 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
15504 2005-01-22 Richard Henderson <rth@redhat.com>
15506 * genopinit.c (optabs): Use smin/smax for floating point too.
15507 * doc/md.texi: Update to match. Clarify that floating point
15508 results are undefined for +0/-0 and NaN.
15509 * doc/rtl.texi: Likewise.
15510 * rtl.def (SMIN, SMAX): Likewise
15511 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
15513 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
15514 leading 's' to the name.
15515 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
15516 smaxxf3, sminxf3): Likewise.
15517 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
15520 2005-01-22 Paul Brook <paul@codesourcery.com>
15522 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
15524 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
15526 * config/s390/s390.c (struct processor_costs): New fields
15527 dlgr, dlr, dr, dsgfr, dsgr.
15528 (z900_cost, z990_cost): Values for new fields.
15529 (s390_rtx_costs): New cases MEM und COMPARE in switch
15530 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
15531 DIV, MOD, UDIV, UMOD.
15533 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15535 * config/s390/s390.md ("doloop_si64"): Reload input value directly
15536 into the register being decremented.
15537 ("doloop_si31", "doloop_di"): Likewise.
15538 ("*doloop_si_long"): Adapt pattern.
15540 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15542 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
15544 (CLASS_MAX_NREGS): Likewise.
15546 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
15548 * doc/tree-ssa.texi (Statement Operands): Add example for new
15549 must-def macro. Note deprecation of old operands interface.
15551 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
15553 PR tree-optimization/19484
15554 * tree-cfg.c (remove_fallthru_edge): New function.
15555 (cleanup_control_flow): Remove fallthru edges from calls that are
15556 now known not to return.
15558 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15560 Fix PR tree-optimization/19038
15561 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
15562 copies with loop variant ones.
15564 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
15566 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
15567 config/alpha/alpha-protos.h, config/alpha/alpha.h,
15568 config/alpha/alpha.md, config/alpha/predicates.md,
15569 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
15570 config/sparc/sol2.h: Update copyright.
15572 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
15573 first label to see if it is a nonlocal label.
15575 2005-01-22 David Edelsohn <edelsohn@gnu.org>
15576 Andrew Pinski <pinskia@physics.uc.edu>
15579 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
15580 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
15582 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15584 * config/rs6000/rtems.h: Update copyright.
15586 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15589 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
15590 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
15591 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
15593 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15596 * c-typeck.c (convert_arguments): Check for error_mark_node.
15598 2005-01-21 Ian Lance Taylor <ian@airs.com>
15600 PR tree-optimization/13000
15601 * tree-inline.c: Include "tree-flow.h".
15602 (expand_call_inline): If warn_return_type, warn if non-void inline
15603 function falls through.
15604 * tree-cfg.c (execute_warn_function_return): Don't warn about
15605 control reaching end if TREE_NO_WARNING is set. Set
15607 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
15609 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
15610 branch if we don't need one.
15611 * c-typeck.c: Include "tree-flow.h"
15612 (c_finish_bc_stmt): Don't add a goto if the current statement
15613 list doesn't fall through to the current point.
15615 2005-01-21 Roger Sayle <roger@eyesopen.com>
15617 PR rtl-optimization/576
15618 * real.c (real_arithmetic): Change return type from void to bool
15619 to return an indication that the result may be inexact.
15620 * real.h (real_arithmeric): Update prototype.
15621 * fold-const.c (const_binop): Don't constant fold floating
15622 point expressions when the user specifies -frounding-math and
15623 the result may depend upon the run-time rounding mode.
15624 (fold_convert_const_real_from_real): Clean-up.
15625 (fold_initializer): Ignore flag_rounding_math for initializers.
15626 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
15627 constant fold FP operations with flag_rounding_math if the
15628 result may depend upon the run-time rounding mode.
15630 2005-01-21 Tom Tromey <tromey@redhat.com>
15632 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
15634 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
15636 * tree-cfg.c: Fix comment typos.
15638 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
15640 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
15641 around the call to rest_of_handle_branch_target_load_optimize.
15643 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15645 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
15646 (sparc64-*-openbsd*): Likewise.
15647 (sparclite-*-elf*): Include tm-dwarf2.h.
15648 (sparc86x-*-elf*): Likewise.
15649 (sparc64-*-elf*): Likewise.
15650 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
15651 (DBX_DEBUGGING_INFO): Likewise.
15652 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
15653 (PREFERRED_DEBUGGING_TYPE): Likewise.
15654 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
15655 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
15656 (PREFERRED_DEBUGGING_TYPE): Likewise.
15657 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
15658 (PREFERRED_DEBUGGING_TYPE): Likewise.
15659 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
15661 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15664 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
15666 2005-01-20 Paul Brook <paul@codesourcery.com>
15668 * doc/rtl.texi: Document value extension requirements for CONST_INT.
15670 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15672 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
15673 label is first in a sequence of labels.
15675 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
15677 2005-01-20 Janis Johnson <janis187@us.ibm.com>
15678 Giovanni Bajo <giovannibajo@gcc.gnu.org>
15680 * doc/sourcebuild.texi (Test Directives): New.
15682 2005-01-20 Roger Sayle <roger@eyesopen.com>
15684 * real.c (real_floor): Don't leave the result uninitialized when
15685 mode is VOIDMode, but return the unrounded intermediate value.
15686 (real_ceil): Likewise.
15688 2005-01-20 Paul Brook <paul@codesourcery.com>
15690 * config/arm/arm.md (insv): Use gen_int_mode.
15692 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15694 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
15695 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15696 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15697 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15698 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15700 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15703 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
15704 fbreg, so we have to assume we can't.
15705 (loc_descriptor_from_tree_1): Ditto.
15706 (containing_function_has_frame_base): New function.
15707 (add_location_or_const_value_attribute): Use it.
15708 Also try to generate a frame_base from a single element location
15711 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15713 PR tree-optimization/15349
15714 * timevar.def (TV_TREE_MERGE_PHI): New.
15715 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
15717 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
15718 calls to tree_forwarder_block_p.
15719 (remove_forwarder_block_with_phi, merge_phi_nodes,
15720 gate_merge_phi, pass_merge_phi): New.
15721 * tree-optimize.c (init_tree_optimization_passes): Add
15723 * tree-pass.h: Add an extern for pass_merge_phi;
15725 2005-01-20 Richard Henderson <rth@redhat.com>
15728 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
15729 (_mm_castps_pd, _mm_castps_si128): New.
15730 (_mm_castsi128_ps, _mm_castsi128_pd): New.
15732 2005-01-20 Richard Henderson <rth@redhat.com>
15735 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
15736 __builtin_ia32_vec_init_v2si.
15737 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
15738 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
15739 (ix86_init_mmx_sse_builtins): Create it.
15740 (ix86_expand_builtin): Expand it.
15741 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
15742 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
15743 (vec_extractv2si_0, vec_extractv2si_1): New.
15745 2005-01-20 Richard Henderson <rth@redhat.com>
15748 * config/i386/i386.c (ix86_expand_push): New.
15749 * config/i386/mmx.md (push<MMXMODE>1): New.
15750 * config/i386/sse.md (push<SSEMODE>1): New.
15751 * config/i386/i386-protos.h: Update.
15753 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15755 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
15758 2005-01-20 Richard Henderson <rth@redhat.com>
15760 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
15761 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
15763 2005-01-19 Richard Henderson <rth@redhat.com>
15766 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
15767 to V4SFmode in SSE1 fallback load path.
15769 2005-01-19 Richard Henderson <rth@redhat.com>
15771 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
15772 in QImode expansion to ix86_expand_vector_set.
15773 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
15775 2005-01-19 Richard Henderson <rth@redhat.com>
15778 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
15779 subclass of the input class.
15780 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
15781 Always true for cross-SSE1 classes. Rationalize conditionals.
15782 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
15783 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
15784 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
15785 (movdi_2): Add MMX/SSE zeros.
15786 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
15787 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
15788 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15789 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
15790 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
15791 (zero_extendsidi2_rex64_1): Remove.
15792 (MOV0 peephole): Check GENERAL_REG_P.
15794 2005-01-19 Richard Henderson <rth@redhat.com>
15797 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
15799 (ix86_expand_vector_extract): Likewise.
15801 2005-01-19 Richard Henderson <rth@redhat.com>
15803 PR middle-end/19304
15804 * expr.c (emit_move_change_mode): New argument force; use
15805 simplify_gen_subreg if true.
15806 (emit_move_via_alt_mode): Merge into ...
15807 (emit_move_via_integer): ... here.
15808 (emit_move_ccmode): Use emit_move_change_mode directly.
15810 2005-01-19 Richard Henderson <rth@redhat.com>
15813 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
15814 (alpha_preferred_reload_class): Handle CONST_VECTOR.
15815 (alpha_emit_set_const_1): Add no_output parameter; don't emit
15817 (alpha_emit_set_const): Likewise. Make static.
15818 (alpha_emit_set_long_const): Make static.
15819 (alpha_extract_integer): Split out from alpha_expand_mov.
15820 (alpha_split_const_mov): Likewise.
15821 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
15822 (alpha_legitimate_constant_p): New.
15823 * config/alpha/alpha-protos.h: Update.
15824 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
15825 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
15826 * config/alpha/alpha.md (movsi): Add n alternative.
15827 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
15828 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
15829 (splitters for all of the above): Use alpha_split_const_mov.
15830 * config/alpha/predicates.md (non_add_const_operand): New.
15831 (non_zero_const_operand): New.
15832 (input_operand): Use alpha_legitimate_constant_p after reload.
15834 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15836 PR tree-optimization/19038
15837 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
15838 (add_candidate): Add ivs with increment in latch only if
15839 allow_ip_end_pos_p is true.
15840 (determine_iv_cost): Use empty_block_p.
15842 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15844 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15845 (compute_dominance_frontiers): Ditto.
15847 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15850 * config/sh/t-rtems: New.
15851 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15853 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15855 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15856 the offset of the selected field.
15858 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15860 * tree-cfg.c (remove_forwarder_block): Fix the check to
15861 prevent a nonlocal label from appearing in the middle of a
15864 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15866 PR rtl-optimization/19462
15867 * reorg.c (find_end_label): Create return insn only if
15868 current_function_epilogue_delay_list is empty.
15870 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15872 * doc/passes.texi: Remove paragraph mentioning new-ra.
15874 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15876 PR rtl-optimization/15139
15877 * combine.c: Include params.h.
15878 (count_rtxs): New function.
15879 (record_value_for_reg): If replace_rtx would replace at least
15880 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15881 (clobber (const_int 0)) instead of TEM.
15882 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15883 * params.h (MAX_LAST_VALUE_RTL): New.
15884 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15885 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15888 * c-typeck.c (digest_init): Only call build_vector if all constructor
15889 elements are *_CST nodes.
15890 * gimplify.c (gimplify_init_constructor): Likewise.
15892 PR middle-end/19164
15893 * c-typeck.c (digest_init): Only call build_vector if inside_init
15896 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15898 * toplev.c (init_asm_output): Remove dead #ifdef.
15900 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15902 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15904 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15906 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15907 accessing DECL_FUNCTION_CODE.
15908 * dojump.c (do_jump): Likewise.
15909 * gimplify.c (gimplify_call_expr): Likewise.
15910 * predict.c (expr_expected_value): Likewise.
15911 (strip_builtin_expect): Likewise.
15912 * tree-inline.c (estimate_num_insns_1): Likewise.
15913 * tree-ssa-loop-im.c (stmt_cost): Likewise
15914 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15915 (tree_expr_nonnegative_p): Likewise.
15917 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15919 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15920 variant of the load_pcrel_sym pattern.
15921 * config/sparc/sparc.md (P macro): Move to the top.
15922 (load_pcrel_sym): Macroize using P.
15923 (save_register_window): Likewise.
15925 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15927 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15928 ("sordered"): Same.
15930 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15933 * c-typeck.c (build_asm_expr): Strip nops off
15934 input memory operands.
15936 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15938 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15939 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15940 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15941 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15943 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15946 * config/i386/i386.c (override_options): If the 80387 is disabled,
15947 then do not return FP values using FP registers.
15949 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15951 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15952 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15953 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15954 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15955 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15956 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15957 output.h, postreload-gcse.c, postreload.c, recog.c,
15958 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15959 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15960 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15961 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15962 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15963 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15964 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15965 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15967 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15968 config/alpha/alpha.c, config/arm/vfp.md,
15969 config/i386/emmintrin.h, config/i386/i386-modes.def,
15970 config/i386/i386-protos.h, config/i386/i386.h,
15971 config/i386/pmmintrin.h, config/i386/ppro.md,
15972 config/i386/predicates.md, config/i386/xmmintrin.h,
15973 config/i860/i860.c, config/ia64/ia64-modes.def,
15974 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15975 config/ia64/ia64.md, config/ia64/itanium1.md,
15976 config/ia64/itanium2.md, config/ia64/predicates.md,
15977 config/iq2000/iq2000.h, config/mips/linux64.h,
15978 config/rs6000/aix41.h, config/rs6000/aix43.h,
15979 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15980 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15981 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15982 config/sparc/linux64.h, config/sparc/litecoff.h,
15983 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15984 config/sparc/sparc.h, config/sparc/sparc.md,
15985 config/sparc/sysv4-only.h: Update copyright.
15987 2005-01-18 Richard Henderson <rth@redhat.com>
15990 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15992 2005-01-18 Marc Espie <espie@openbsd.org>
15993 * config/i386/openbsdelf.h: Typo.
15995 2005-01-18 Richard Henderson <rth@redhat.com>
15997 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15998 special case for sse.
15999 * config/i386/predicates.md (sse_comparison_operator): Likewise.
16001 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
16003 * tree-inline.c (estimate_num_insns_1): Added cases for
16004 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
16006 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16008 PR rtl-optimization/19296
16009 * combine.c (simplify_comparison): Rewrite the condition under
16010 which a non-paradoxical SUBREG of a PLUS can be lifted when
16011 compared against a constant.
16013 2005-01-18 Andi Kleen <ak@muc.de>
16015 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
16016 * c.opt (-Wpointer-sign): Add.
16017 * doc/invoke.texi: (-Wpointer-sign): Add.
16019 2005-01-18 Uros Bizjak <uros@kss-loka.si>
16021 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
16022 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
16023 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
16024 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
16025 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
16026 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
16027 for TARGET_MIX_SSE_I387.
16028 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
16029 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
16030 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
16031 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
16032 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
16033 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
16034 TARGET_MIX_SSE_I387.
16035 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
16038 2005-01-18 Uros Bizjak <uros@kss-loka.si>
16041 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
16042 Add movaps alternative for xmm reg->reg move.
16044 2005-01-17 Jeff Law <law@redhat.com>
16046 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
16047 at the end of the main DOM loop rather than just before DOM exits.
16049 2005-01-17 Diego Novillo <dnovillo@redhat.com>
16051 PR tree-optimization/19121
16052 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
16053 adding aliases to a name tag, also add them to the pointer's
16055 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
16056 sensitive alias info at all. Only check that the two pointers
16057 have compatible pointed-to sets.
16058 * tree-ssa.c (verify_name_tags): Verify that the alias set of
16059 a pointer's type tag is a superset of the alias set of the
16060 pointer's name tag.
16062 2005-01-17 James E Wilson <wilson@specifixinc.com>
16065 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
16066 comment to document why.
16068 2005-01-17 Richard Henderson <rth@redhat.com>
16070 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
16071 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
16072 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
16073 sse2_vmsminv2df3_finite): New.
16074 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
16075 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
16076 Force op1 into register.
16078 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
16080 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
16081 bubblestrap from always rebuilding build directory.
16083 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
16085 * config/s390/s390.md ("*clc"): Remove incorrect '='.
16086 ("*cmpmem_short"): Likewise.
16088 2005-01-17 Steven Bosscher <stevenb@suse.de>
16090 * basic-block.h: Document BB_* flags.
16091 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
16092 use an sbitmap instead.
16093 * sched-rgn.c (compute_trg_info): Likewise.
16095 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
16097 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
16098 redundant target_cpu_default and extra_parts lines. Use the default
16100 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
16101 (SUBTARGET_EXTRA_SPECS): Delete.
16102 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
16103 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
16104 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
16105 and "n32" for -mabi=n32.
16107 2005-01-17 Ian Lance Taylor <ian@airs.com>
16110 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
16111 fold constant variables into initial values.
16113 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
16115 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
16117 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
16118 through the statements backward.
16120 2005-01-17 Ian Lance Taylor <ian@airs.com>
16122 PR middle-end/13127:
16123 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
16124 a variable set to the return value of the inlined function.
16126 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
16128 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
16129 when modes are tieable.
16131 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
16133 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
16134 of pthread_create to find out if threads are enabled.
16135 * gthr-posix95.h (__gthread_active_p): Likewise.
16137 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
16139 * common.opt (-fnew-ra): Remove.
16141 * toplev.h (flag_new_regalloc): Remove.
16142 * Makefile.in (ra*.*): Don't mention.
16143 * passes.c (rest_of_handle_new_regalloc): Remove.
16144 (rest_of_handle_combine, rest_of_compilation): Always consider
16145 flag_new_regalloc as false.
16146 * doc/invoke.texi: Don't document -fnew-ra.
16148 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
16150 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
16151 last parameter to reg_scan.
16152 * loop.c (loop_optimize): Likewise.
16153 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
16154 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
16155 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
16156 rest_of_handle_gcse, rest_of_handle_loop_optimize,
16157 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
16158 * regclass.c (reg_scan): Likewise, for the declaration.
16159 * rtl.h (reg_scan): Likewise, for the prototype.
16161 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
16163 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
16164 mark_dfs_back_edges.
16166 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
16168 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
16169 (compute_avail): Uses don't go in tmp_gen.
16171 2005-01-16 Steven Bosscher <stevenb@suse.de>
16173 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
16174 loop to look for a free slot in a page entry.
16176 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16179 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
16180 * toplev.c (compile_file): Call process_pending_assemble_output_defs
16181 just before targetm.asm_out.file_end.
16182 * tree.h (process_pending_assemble_output_defs): Declare.
16183 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
16185 (assemble_alias): Defer generation of assembly code for defines when
16186 TARGET_DEFERRED_OUTPUT_DEFS is true.
16187 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
16188 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
16189 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
16191 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16194 * pa.c (pa_scalar_mode_supported_p): New function.
16195 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
16196 * pa.h (MIN_UNITS_PER_WORD): Add comment.
16198 * pa-protos.h (prefetch_operand): Delete.
16199 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
16200 * pa.c (prefetch_operand): Delete.
16201 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
16202 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
16203 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
16204 and prefetch_nocc_operand.
16205 * pa.md (prefetch): Rework to avoid reload problems handling short
16206 displacements when a cache control completer needs to be provided.
16207 (prefetch_32, prefetch_64): Delete.
16208 (prefetch_cc, prefetch_nocc): New patterns.
16210 2005-01-15 David Edelsohn <edelsohn@gnu.org>
16212 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
16214 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16217 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
16218 exceeds maximum alignment for global common data.
16219 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
16220 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
16222 2004-01-15 Roger Sayle <roger@eyesopen.com>
16224 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
16226 2004-01-15 Roger Sayle <roger@eyesopen.com>
16228 * harg-reg-set.h (reg_class_names): Prototype global array.
16229 * regclass.c (reg_class_names): Declare here and initialize to
16231 (dump_regclass): Remove local declaration of reg_class_names.
16232 (regclass): Likewise.
16233 * cfg.c (dump_flow_info): Likewise.
16234 * ra-debug.c (reg_class_names): Likewise.
16235 * regrename.c (reg_class_names): Likewise.
16236 * reload.c (reg_class_names): Likewise.
16237 * reload1.c (spill_failure): Likewise.
16238 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
16240 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
16242 * config/s390/s390.md ("reload_outti"): Remove predicate for
16243 output operand. Abort if operand is not a MEM.
16244 ("reload_outdi", "reload_outdf"): Likewise.
16246 2005-01-15 Marc Espie <espie@openbsd.org>
16248 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
16249 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
16250 * config/openbsd.h: Fix C++ includes for native configurations.
16251 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
16252 Add trampoline support.
16253 * config/i386/openbsdelf.h: New.
16255 2005-01-15 Marc Espie <espie@openbsd.org>
16257 * collect2.c (main): Explicitly parse -dynamic-linker option.
16259 2005-01-15 Jakub Jelinek <jakub@redhat.com>
16261 PR tree-optimization/19060
16262 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
16263 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
16264 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
16265 and handle extract_range_from_cond returning false.
16266 * fold-const.c (fold): Optimize comparisons with min/max even for
16267 width > HOST_BITS_PER_WIDE_INT.
16269 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
16271 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
16272 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
16273 Remove little endian multilib variants.
16274 Add mips32 multilib variant.
16276 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
16278 * explow.c (copy_all_reg, stabilize): Remove.
16279 * expr.h: Remove the corresponding prototypes.
16281 * rtlanal.c (regs_set_between_p): Remove.
16282 * rtl.h: Remove the corresponding prototype.
16284 2005-01-14 David Edelsohn <edelsohn@gnu.org>
16286 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
16287 to rs6000_nonimmediate_operand.
16288 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
16289 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
16290 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
16291 rs6000_nonimmediate_operand.
16292 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
16293 rs6000_nonimmediate_operand.
16295 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
16297 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
16299 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16301 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
16303 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
16304 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
16306 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
16307 (rs6k_nonimmediate_operand): New.
16308 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
16310 (legitimate_lo_sum_address_p): Same.
16311 (rs6000_legitimize_address): Same.
16312 (rs6000_legitimize_reload_address): Same.
16313 (rs6000_legitimate_address): Same.
16314 (spe_build_register_parallel): Pass DF and DC modes in a DI
16317 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
16318 to rs6k_nonimmediate_operand.
16320 * config/rs6000/spe.md ("*frob_df_di"): New.
16321 ("*frob_di_df"): New.
16322 ("*frob_di_df_2"): New.
16323 ("*mov_sidf_e500_subreg0"): New.
16324 ("*mov_sidf_e500_subreg4"): New.
16325 ("*movdf_e500_double"): Change predicate to
16326 rs6k_nonimmediate_operand.
16328 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16330 * postreload.c (move2add_note_store): Only call
16331 trunc_int_for_mode on scalar integers.
16333 2005-01-14 Steven Bosscher <stevenb@suse.de>
16335 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
16336 replace BB_VISITED uses.
16337 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
16338 (propagate_necessity): Check the bitmap instead of BB_VISITED.
16339 (tree_dce_done): Free visited_control_parents.
16340 (perform_tree_ssa_dce): Allocate and clear it.
16341 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
16342 (compute_antic): Iterate from here using a DFS. Use an sbitmap
16343 instead of BB_VISITED.
16345 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
16347 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
16348 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
16349 Remove unused prototypes.
16351 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16353 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
16354 64-bit register usage.
16355 (spe_func_has_64bit_regs_p): Add FIXME note.
16357 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16359 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
16360 flag_finite_math_only with flag_unsafe_math_optimizations.
16362 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
16364 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
16365 end-of-stack check.
16366 (__tpf_eh_return): Copy TPF private stack area from the module
16367 boundary stack frame. Add check for when module addresses are
16368 equal, but no stub address is found.
16370 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
16373 * arm.h (struct machine_function): Add call_via field.
16374 (thumb_call_via_label): Declare.
16375 * arm.c (thumb_call_via_label): New variable.
16376 (thumb_call_reg_needed): New variable.
16377 (arm_output_function_epilogue): For Thumb code, output any per-function
16378 call-indirect trampolines.
16379 (thumb_call_via_reg): New function.
16380 (arm_file_end): New function.
16381 (TARGET_ASM_FILE_END): Call arm_file_end.
16382 (aof_file_end): Likewise.
16383 * arm-protos.h (thumb_call_via_reg): Declare.
16384 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
16385 thumb_call_via_reg in normal case.
16387 2005-01-14 Jakub Jelinek <jakub@redhat.com>
16389 PR middle-end/19084
16390 PR rtl-optimization/19348
16391 * recog.c (peephole2_optimize): Do global life update if some peephole
16392 decides it doesn't need at least one of its inputs and that change
16393 influences liveness at the start of the basic block.
16395 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
16396 arguments instead of 1.
16398 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
16400 PR middle-end/18820
16401 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
16402 zero for nested functions needing a static chain or functions
16403 with a non-constant address.
16405 2005-01-13 Roger Sayle <roger@eyesopen.com>
16407 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
16408 (and (sign_extend X) C) into (zero_extend (and X C)).
16410 2005-01-13 David O'Brien <obrien@FreeBSD.org>
16412 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
16414 2005-01-13 Richard Henderson <rth@redhat.com>
16419 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
16420 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
16421 not just TARGET_SSE.
16422 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
16423 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
16424 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
16425 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
16426 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
16427 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
16428 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
16429 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
16430 (movdicc_c_rex64): Rename with '*'.
16431 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
16432 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
16433 (movsfcc_1_387): Rename from movsfcc_1.
16434 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
16435 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
16436 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
16437 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
16438 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
16439 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
16440 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
16441 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
16442 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
16443 sse_movdfcc_const0_4): Remove.
16444 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
16445 recognize min/max early. Update for changed sse cmove patterns.
16446 (ix86_split_sse_movcc): New.
16447 * config/i386/i386-protos.h: Update.
16449 2005-01-13 Steven Bosscher <stevenb@suse.de>
16451 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
16452 (fix_stmt_v_may_defs): Likewise.
16454 2005-01-13 Richard Henderson <rth@redhat.com>
16456 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
16457 for converting the mask.
16459 2005-01-13 David Edelsohn <edelsohn@gnu.org>
16461 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
16464 2005-01-13 Richard Henderson <rth@redhat.com>
16466 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
16467 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
16468 IX86_BUILTIN_MOVDQ2Q): Remove.
16469 (IX86_BUILTIN_VEC_EXT_V4SI): New.
16470 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
16471 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
16473 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
16474 (sse2_pextrw): Fix immediate constraint.
16475 (sse2_loadq, sse2_loadq_rex64): Remove.
16476 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
16477 Use __builtin_ia32_vec_ext_<size>.
16478 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
16480 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
16482 * function.c (assign_parm_setup_block): Look inside original
16483 entry_parm when inspecting PARALLEL.
16485 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16486 Joel Sherrill <joel@oarcorp.com>
16489 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
16490 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
16491 rtems_gxx_recursive_mutex_init.
16492 (__gthread_recursive_mutex_lock): New function.
16493 (__gthread_recursive_mutex_trylock): Likewise.
16494 (__gthread_recursive_mutex_unlock): Likewise.
16496 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16498 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
16500 2005-01-13 Jan Beulich <jbeulich@novell.com>
16502 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
16503 (ashrti3_internal): Indicate output is early clobber. Generate result
16504 into output rather than first input. Use move for low word of output
16505 if shift count is exactly 64.
16506 (lshrti3_internal): Likewise.
16508 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
16512 * reload1.c (delete_output_reload): Don't delete an output reload
16513 if the pseudo lives longer than a single basic block. Adjust and
16514 improve wording of comment.
16516 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
16519 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
16520 of TYPE_SIZE where we mean the number of bytes.
16522 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
16524 * function.c (assign_parm_setup_block): Relax condition on
16525 multi-register optimization.
16527 2005-01-12 Nick Clifton <nickc@redhat.com>
16529 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
16530 an "in_delay_slot" attribute of "no" to prevent them being used in
16531 delay slots. This is forbidden because they might generate
16534 2005-01-12 Alan Modra <amodra@bigpond.net.au>
16537 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
16538 with r->Y and Y->r.
16540 2005-01-12 Nick Clifton <nickc@redhat.com>
16542 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
16543 passed on to GAS) but do not define, as GAS no longer supports or
16544 needs the -m2000 option.
16546 2005-01-11 Roger Sayle <roger@eyesopen.com>
16548 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
16549 type as args of unprototyped builtins aren't automatically promoted.
16550 (fold_builtin_abs): Likewise.
16552 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16554 * Makefile.in: Set a `build-warn' variable.
16556 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16558 PR tree-optimization/17949
16559 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
16560 (find_interesting_uses_address): Use it.
16562 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
16564 * regrename.c (kill_value): Handle subreg's that won't simplify.
16566 2005-01-11 Richard Henderson <rth@redhat.com>
16569 * config/i386/i386.h (enum ix86_builtins): Move ...
16570 * config/i386/i386.c: ... here.
16571 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
16572 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
16573 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
16574 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
16575 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
16576 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
16577 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
16578 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
16579 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
16580 IX86_BUILTIN_LOADDDUP): Remove.
16581 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
16582 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
16583 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
16584 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
16585 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
16586 (ix86_init_builtins): Make static.
16587 (ix86_init_mmx_sse_builtins): Update for changed builtins.
16588 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
16589 if all the modes match. Otherwise, fake it.
16590 (get_element_number, ix86_expand_vec_init_builtin,
16591 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
16592 (ix86_expand_builtin): Make static. Update for changed builtins.
16593 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
16594 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
16595 (ix86_expand_vector_init_duplicate): New.
16596 (ix86_expand_vector_init_low_nonzero): New.
16597 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
16598 Split out from ix86_expand_vector_init; handle integer modes.
16599 (ix86_expand_vector_init): Use them.
16600 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
16601 * config/i386/i386-protos.h: Update.
16602 * config/i386/predicates.md (reg_or_0_operand): New.
16603 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
16604 (movv2sf_internal): Likewise. And a splitter to match them all.
16605 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
16606 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
16607 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
16608 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
16609 (mmx_pinsrw): Fix operand ordering.
16610 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
16611 rather than sse_loadss expander.
16612 (movv2df splitter): Similarly.
16613 (sse_loadss, sse_loadlss): Remove.
16614 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
16615 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
16616 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
16617 (sse3_movddup): Rename with '*'.
16618 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
16619 (sse2_loadsd): Remove.
16620 (vec_dupv2df_sse3): Rename from sse3_loadddup.
16621 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
16622 (sse2_pinsrw): Fix argument ordering.
16623 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
16624 (sse2_stored): Remove 'r' destination.
16625 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
16626 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
16627 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
16628 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
16629 vec_extractv16qi, vec_initv16qi): New.
16631 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
16632 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
16633 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
16635 (_mm_load_pd, _mm_store_pd): Use plain dereference.
16636 (_mm_load_si128, _mm_store_si128): Likewise.
16637 (_mm_load1_pd): Use _mm_set1_pd.
16638 (_mm_load_sd): Use _mm_set_sd.
16639 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
16640 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
16641 (_mm_set_epi64): Use _mm_set_epi64x.
16642 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
16643 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
16644 _mm_setr_epi8): Use _mm_set_foo form.
16645 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
16646 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
16647 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
16648 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
16649 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
16650 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
16651 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
16652 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
16653 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
16654 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
16655 (_mm_movedup_pd): Use _mm_shuffle_pd.
16656 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
16657 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
16658 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
16659 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
16660 Use _mm_setzero_ps.
16661 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
16662 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
16663 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
16664 (_mm_store_ps): Use raw dereference.
16665 (_mm_store1_ps): Use _mm_storeu_ps.
16666 (_mm_storer_ps): Use _mm_store_ps.
16667 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
16668 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
16670 2005-01-11 Stan Shebs <shebs@apple.com>
16672 * config/rs6000/rs6000.c (machopic_output_stub): Issue
16673 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
16675 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
16678 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
16679 Skip all DECLs except for FIELD_DECLs.
16681 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16683 * config/s390/s390.c (override_options): Return error if
16684 -mbackchain, -mpacked-stack and -mhard-float are used together.
16685 (s390_va_start): Remove the backchain && packed-stack special case.
16686 (s390_gimplify_va_arg): Likewise.
16687 * doc/invoke.texi: Remove the ABI incompatibility note.
16689 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16691 * config/s390/s390.c (struct s390_frame_layout): Remove
16693 (s390_frame_info, s390_emit_prologue): Replace occurrences of
16694 save_backchain_p with TARGET_BACKCHAIN.
16696 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16699 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
16700 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
16701 * function.c (locate_and_pad_parm): Set new field.
16702 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
16703 Tweak where_pad test to include "none". Always set mem align for
16705 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
16706 not sufficient for type.
16707 (assign_parm_setup_block): If stack_parm is zero on entry, always
16708 make a new stack local. Block move old stack parm if necessary
16709 to new aligned stack local.
16710 (assign_parm_setup_stack): Use a block move to handle
16711 potentially misaligned entry_parm.
16712 (assign_parms_unsplit_complex): Specify required alignment when
16713 creating stack local.
16714 * calls.c (compute_argument_addresses): Override alignment of stack
16715 arg calculated from its type with the alignment given by
16716 FUNCTION_ARG_BOUNDARY.
16717 (store_one_arg): Likewise.
16719 2005-01-11 Jan Beulich <jbeulich@novell.com>
16721 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
16722 Change respective itanium_class attribute to ialu.
16723 (shladdp4_internal): New.
16724 * config/ia64/predicates.md (shladd_log2_operand): New.
16726 2005-01-11 Richard Henderson <rth@redhat.com>
16728 * expr.c (store_constructor): Use rtvec_alloc instead of
16729 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
16731 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
16733 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
16735 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16737 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
16738 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
16739 (TARGET_RWRELOC): Define.
16740 (ia64_rwreloc_section_type_flags): Delete.
16741 (ia64_section_type_flags): New function.
16742 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
16743 (TARGET_RWRELOC): Define.
16745 2005-01-10 David Mosberger <davidm@hpl.hp.com>
16748 * config/ia64/ia64.c (process_set): For alloc insn, only call
16749 process_epilogue is !frame_pointer_needed.
16751 2005-01-10 Roger Sayle <roger@eyesopen.com>
16754 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
16755 unary operator and can't be treated as a binary/comparison operator.
16757 2005-01-10 Richard Henderson <rth@redhat.com>
16759 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
16760 (ix86_return_in_memory): Likewise.
16761 (function_arg_advance): Likewise. Mirror structure in function_arg
16762 for choosing register to advance.
16764 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
16766 * tree-vectorizer.c, tree.def: Fix comment typos.
16768 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
16770 * config/s390/s390.c (struct processor_costs): 4 new fields:
16771 ddbr, ddr, debr, der.
16772 (s390_rtx_costs): More precise handling of divide instructions.
16774 2005-01-10 David Edelsohn <edelsohn@gnu.org>
16776 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
16778 2005-01-10 Jan Beulich <jbeulich@novell.com>
16780 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
16781 names resulting from -ffunction-sections/-fdata-sections and linkonce
16783 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
16784 based on the section name. Rearrange the section name comparison logic
16785 slightly so that each section name is compared against at most once.
16787 2005-01-10 Ben Elliston <bje@au.ibm.com>
16789 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
16790 targets for which -fPIC reduces limitations on the GOT size.
16792 2005-01-09 Falk Hueffner <falk@debian.org>
16794 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
16797 2005-01-09 David Edelsohn <edelsohn@gnu.org>
16800 * collect2.c (main): Set aixrtl_flag for -brtl option.
16801 (resolve_lib_name): Search for .so file extension before .a
16802 if aixrtl_flag set.
16804 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
16806 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
16807 (vect_analyze_data_refs_alignment): Add dump prints.
16809 2005-01-09 Ira Rosen <irar@il.ibm.com>
16811 * tree-vectorizer.c (vect_analyze_offset_expr): Use
16812 expr_invariant_in_loop_p.
16813 Initialize outputs first thing in the function.
16814 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
16815 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
16816 (vect_analyze_pointer_ref_access): Check that the initial condition of
16817 the access function is loop invariant.
16819 2005-01-09 Richard Henderson <rth@redhat.com>
16821 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
16822 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
16823 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
16824 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
16825 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
16826 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
16827 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
16828 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
16829 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
16830 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
16831 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
16832 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
16833 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
16834 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
16835 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
16836 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
16837 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
16838 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16839 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16840 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16841 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16842 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16843 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16845 (mmx_clrdi, pavgusb): Remove.
16846 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16847 with leading sse_ prefix.
16848 * config/i386/sse.md: Receive them.
16849 * config/i386/mmx.md: New file.
16850 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16851 (subrv2sf3): Turn into expander for normal subtraction.
16852 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16853 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16854 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16855 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16856 commutative; use ix86_binary_operator_ok.
16857 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16858 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16859 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16860 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16861 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16862 Macroize from existing patterns; use ix86_binary_operator_ok.
16863 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16864 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16865 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16866 with vec_select+vec_concat.
16867 (mmx_pshufw, mmx_pshufw_1): Likewise.
16868 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16869 (mmx_uavgv4hi3): Model correctly.
16870 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16871 _mm_xor_si64): Remove casts.
16873 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16875 PR tree-optimization/19224
16876 * tree-scalar-evolution.c (get_instantiated_value,
16877 set_instantiated_value): New functions.
16878 (instantiate_parameters_1): Cache the results.
16879 (instantiate_parameters, resolve_mixers): Initialize and free
16882 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16884 * config/i386/i386.md (addhi_4): Correct reference in comment.
16887 2005-01-08 Richard Henderson <rth@redhat.com>
16889 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16890 (_mm_cvtsi128_si64x): Likewise.
16891 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16892 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16893 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16894 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16895 * config/i386/i386-protos.h: Update.
16896 * config/i386/i386.c (print_operand): Add 'H'.
16897 (ix86_fixup_binary_operands): Split out from ...
16898 (ix86_expand_binary_operator): ... here.
16899 (ix86_fixup_binary_operands_no_copy): New.
16900 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16901 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16902 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16903 (safe_vector_operand): Use CONST0_RTX.
16904 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16905 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16906 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16907 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16909 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16910 (IX86_BUILTIN_CMPNGESS): New.
16911 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16912 (attr type): Add sselog1.
16913 (attr unit, attr memory): Handle it.
16914 (movti, movti_internal, movti_rex64): Move near other integer moves.
16915 (movtf, movtf_internal): Move near other fp moves.
16916 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16917 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16918 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16919 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16920 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16921 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16922 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16923 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16924 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16925 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16926 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16927 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16928 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16929 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16930 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16931 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16932 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16933 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16934 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16935 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16936 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16937 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16938 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16939 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16940 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16941 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16942 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16943 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16944 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16945 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16946 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16947 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16948 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16949 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16950 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16951 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16952 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16953 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16954 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16955 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16956 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16957 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16958 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16959 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16961 (SSEPUSH, push<SSEPUSH>): Remove.
16962 (MMXPUSH, push<MMXPUSH>): Remove.
16963 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16964 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16965 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16966 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16967 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16968 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16969 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16970 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16971 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16972 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16973 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16974 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16975 (ppro_sse_log_V4SF): Handle sselog1.
16976 * config/i386/predicates.md (const_0_to_1_operand): New.
16977 (const_0_to_255_mul_8_operand): New.
16978 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16979 (const_2_to_3_operand, const_4_to_7_operand): New.
16980 * config/i386/sse.md: New file.
16981 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16982 (sse_movups): Rename from sse_movups_1.
16983 (sse_loadlss): Rename from sse_loadss_1.
16984 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16986 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16987 (absv4sf2, negv2df, absv2df): New.
16988 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16989 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16990 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16991 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16992 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16993 (sse3_addsubv4sf3): Model correctly.
16994 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16995 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16996 (sse_movhlps): Model with vec_select+vec_concat.
16997 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16998 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16999 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
17000 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
17001 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
17002 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
17003 sse2_pshufhw_1): Likewise.
17004 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
17005 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
17006 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
17007 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
17008 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
17009 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
17010 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
17011 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
17012 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
17013 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
17014 sminv8hi3): Mark commutative
17015 operands. Use ix86_binary_operator_ok.
17016 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
17017 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
17018 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
17019 sse2_punpcklqdq): Allow operand2 in memory.
17020 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
17021 sse2_movsd): Add memory alternatives.
17022 (sse_storelps): Turn expander into an insn; split after reload.
17023 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
17024 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
17026 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17028 * configure.ac (DWARF-2 debug_line): Use objdump.
17029 * configure: Regenerate.
17031 2005-01-08 Jeff Law <law@redhat.com>
17032 Diego Novillo <dnovillo@redhat.com>
17034 PR tree-optimization/18241
17035 * tree-nrv.c (tree_nrv): Ignore volatile return values.
17036 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
17037 statements with volatile operands.
17038 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
17039 operands after marking a statement with has_volatile_ops.
17041 2005-01-08 Roger Sayle <roger@eyesopen.com>
17043 * tree.c (int_fits_type_p): Always honor integer constant
17044 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
17046 2005-01-08 Roger Sayle <roger@eyesopen.com>
17048 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
17049 the latent bug in rtl_delete_block has been resolved.
17051 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
17053 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
17054 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
17056 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
17058 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
17059 library as @multilib_dir@/$(SHLIB_SONAME).
17061 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17063 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
17064 * configure: Regenerate.
17066 2005-01-07 Jakub Jelinek <jakub@redhat.com>
17068 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
17071 2005-01-07 David Edelsohn <edelsohn@gnu.org>
17074 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
17075 Convert non-word aligned offset address using ld/std into
17078 2005-01-07 Richard Henderson <rth@redhat.com>
17080 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
17082 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
17084 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
17086 2005-01-07 Jakub Jelinek <jakub@redhat.com>
17088 PR tree-optimization/19283
17089 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
17090 is not shorter than the original type.
17092 PR rtl-optimization/19012
17093 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
17095 PR rtl-optimization/18861
17096 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
17097 (FULL_STATE): Define.
17098 (mark_tablejump_edge): New function.
17099 (purge_dead_tablejump_edges): New function.
17100 (find_bb_boundaries): Use it.
17102 PR tree-optimization/18828
17103 * builtins.c (expand_builtin_next_arg): Remove argument and all
17104 the argument checking.
17105 (expand_builtin): Adjust caller.
17106 (expand_builtin_va_start): Likewise. Remove error for too many
17108 (fold_builtin_next_arg): Issue error for too many arguments.
17109 After checking arguments, replace them with magic arguments that
17110 prevent further checking of the args.
17112 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17114 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
17116 2005-01-06 Roger Sayle <roger@eyesopen.com>
17119 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
17120 and %{.S:...} (and their negative variants) to test whether the
17121 input file is assembler or pre-processed-assembler independent of
17122 the actual filename extension.
17124 2005-01-06 Roger Sayle <roger@eyesopen.com>
17126 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
17127 of sign or zero extended values.
17129 2005-01-06 Geoffrey Keating <geoffk@apple.com>
17131 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
17132 for IBM long double format correctly.
17134 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
17136 Fix PR tree-optimization/18792
17138 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
17139 to first_loop_depth, and use loop depth instead of loop number.
17140 (build_classic_dir_vector): Ditto.
17141 (compute_data_dependences_for_loop): Use depth, not loop number.
17142 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
17143 number. Pass in loops, instead of loop numbers.
17144 (gather_interchange_stats): Ditto.
17145 (linear_transform_loops): Ditto.
17147 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
17150 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
17151 biv_fits_mode_p, extension_within_bounds_p): New functions.
17152 (check_ext_dependent_givs): Use them.
17154 2005-01-06 Roger Sayle <roger@eyesopen.com>
17156 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
17157 more than one barrier, in which case we should delete them all.
17159 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
17161 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
17163 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
17165 Fix PR middle-end/19286
17167 * dwarf2out.c (gen_subprogram_die): If we've already tried to
17168 output this subprogram, simply ignore this attempt to do it again.
17169 (add_abstract_origin_attribute): Don't abort trying to add the abstract
17170 origin attribute if it's not possible.
17171 (gen_block_die): Don't ignore subblocks of "unused" blocks.
17172 (decls_for_scope): Ditto.
17173 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
17174 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
17176 2005-01-05 Richard Henderson <rth@redhat.com>
17179 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
17180 (bdesc_2arg): Use it.
17181 (ix86_expand_binop_builtin): Force operands into registers
17183 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
17184 ix86_expand_sse_compare, ix86_expand_sse_comi,
17185 ix86_expand_builtin): Likewise.
17187 2005-01-05 Richard Henderson <rth@redhat.com>
17189 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
17191 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
17192 (mulv4hi3): Set itanium_class mmmul.
17193 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
17194 (fpack): Rename from fpack_sfsf.
17196 2005-01-05 Richard Henderson <rth@redhat.com>
17199 * reload1.c (do_input_reload): Restrict the optimization deleteing
17200 a previous output reload to RELOAD_FOR_INPUT.
17202 2005-01-05 Steven Bosscher <stevenb@suse.de>
17204 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
17205 comment that we fall through after case.
17206 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
17207 (distribute_links): Likewise.
17208 * cse.c (cse_insn): Likewise.
17209 * cselib.c (cselib_invalidate_mem): Likewise.
17210 * df.c: Update comments at the top of the file.
17211 (read_modify_subreg_p): Update comments here too.
17212 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
17213 * flow.c (mark_set_1): Likewise.
17214 (mark_used_regs): Likewise.
17215 * gcse.c (mems_conflict_for_gcse_p): Likewise.
17216 (canon_list_insert): Likewise.
17217 (mark_set): Likewise.
17218 (try_replace_reg): Likewise.
17219 (store_killed_in_insn): Likewise.
17220 * loop.c (count_one_set): Likewise.
17221 (basic_induction_var): Likewise.
17222 * postreload-gcse.c (find_mem_conflicts): Likewise.
17223 * postreload.c (reload_combine_note_store): Likewise.
17224 (move2add_note_store): Likewise.
17225 * reload.c (find_equiv_reg): Likewise.
17226 (mark_referenced_resources): Likewise.
17227 * rtlanal.c (set_noop_p): Likewise.
17228 (note_stores): Likewise.
17229 (note_uses): Likewise.
17230 * sched-deps.c (sched_analyze_1): Likewise.
17231 * sched-rgn.c (check_live_1): Likewise.
17232 (update_live_1): Likewise.
17233 * config/i860/i860.c: Likewise.
17235 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
17237 (ZERO_EXTRACT): Mention that this one can be an lvalue.
17239 * doc/rtl.texi: Update documentation for bit-fields and SET.
17241 2005-01-05 Roger Sayle <roger@eyesopen.com>
17243 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
17245 2005-01-05 Jan Hubicka <jh@suse.cz>
17246 Richard Henderson <rth@redhat.com>
17249 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
17252 2005-01-05 Richard Henderson <rth@redhat.com>
17255 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
17256 (sse_shufps): Change operand 3 to const_int_operand.
17257 (sse2_storelps): Fix typo in template.
17258 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
17259 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
17260 (ix86_expand_builtin): Likewise.
17262 2005-01-05 Julian Brown <julian@codesourcery.com>
17264 * config/arm/arm.c (arm_return_in_memory): Treat complex types
17265 as aggregates for AAPCS ABIs.
17267 2005-01-05 Stan Shebs <shebs@apple.com>
17269 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
17270 Mach-O getters if ppc64.
17271 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
17273 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
17274 signed four-byte field for global code case.
17275 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
17277 2005-01-05 Roger Sayle <roger@eyesopen.com>
17279 PR middle-end/19100
17280 * c-common.c: Include real.h.
17281 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
17282 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
17283 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
17284 * Makefile.in (c-common.o): Update dependencies.
17286 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17288 * c-parse.in (asm_string): Add trailing semicolon.
17290 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17292 * c-parse.in (asm_string): New. Don't allow wide strings in
17294 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
17295 asm_string instead of STRING.
17297 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17299 * c-typeck.c (constructor_no_implicit): Remove.
17300 (set_designator, process_init_element): Don't check
17301 constructor_no_implicit.
17303 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
17304 Kaz Kojima <kkojima@gcc.gnu.org>
17307 * lcm.c (create_pre_exit): New.
17308 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
17309 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
17311 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
17313 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
17314 -msoft-float in target_float_switch.
17315 * arm.c (arm_override_options): Fix processing of target_float_switch.
17317 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
17319 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
17322 2004-01-05 Uros Bizjak <uros@kss-loka.si>
17324 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
17325 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
17327 2005-01-04 Roger Sayle <roger@eyesopen.com>
17329 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
17330 if deleting the then-block allows the test-block to fallthru to the
17333 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
17336 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
17337 after the full declaration if the are in two different TUs.
17339 2005-01-04 Richard Henderson <rth@redhat.com>
17342 * tree-sra.c (generate_one_element_init): Just
17343 call gimplify_and_add.
17344 (generate_element_init): Record the
17345 new referenced variables and mark them for renaming
17346 and split out to ...
17347 (generate_element_init_1): This.
17348 (scalarize_init): Don't call push_gimplify_context/
17349 pop_gimplify_context.
17351 2005-01-04 Geoffrey Keating <geoffk@apple.com>
17353 * toplev.c (get_src_pwd): Handle failure of getpwd().
17355 2005-01-04 Roger Sayle <roger@eyesopen.com>
17357 * fold-const.c (fold_single_bit_test): Delete unreachable handling
17359 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
17360 all the cases handled by it are inverted by invert_truthvalue.
17362 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17364 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
17365 (save_register_windowsi): Likewise.
17367 2005-01-04 Richard Henderson <rth@redhat.com>
17369 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
17371 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17373 PR middle-end/17767
17374 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
17375 any simplifications of vector mode comparison operators.
17376 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
17378 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
17379 Devang Patel <dpatel@apple.com>
17381 PR tree-optimization/18308
17382 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
17383 the operands before creating a new expression.
17384 * dojump.c (do_jump): Make drop_through_label available
17385 for all cases. Add expansion of COND_EXPR.
17387 2005-01-04 Ira Rosen <irar@il.ibm.com>
17389 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
17390 INTEGER_CST instead of TREE_CONSTANT.
17391 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
17392 instead of TREE_CONSTANT.
17393 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
17394 instead of TREE_CONSTANT.
17396 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17398 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
17400 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17403 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
17404 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
17406 2005-01-03 Richard Henderson <rth@redhat.com>
17408 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
17409 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
17410 fold_convert_const_real_from_real): Split out from ...
17411 (fold_convert_const): ... here.
17413 2005-01-03 Richard Henderson <rth@redhat.com>
17416 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
17417 (mov<MMXMODEI>_internal): Likewise.
17418 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
17419 Add V2SF case; use it for SSE1; don't use TI.
17420 (movdf_integer): Likewise.
17421 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
17423 2005-01-03 Ira Rosen <irar@il.ibm.com>
17425 * tree-vectorizer.c (vect_strip_conversions): New function.
17426 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
17427 check for binary class.
17429 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
17433 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
17435 * gimple-low.c (mark_blocks_with_used_vars): New function.
17436 (mark_blocks_with_used_subblocks): Ditto.
17437 (mark_used_blocks): Ditto.
17438 (pass_mark_used_blocks): New pass.
17439 * tree-inline.c: Include debug.h.
17440 (expand_call_inline): Call outlining_inline_function here.
17441 * tree-optimize.c (init_tree_optimization_passes): Add
17442 pass_mark_used_blocks.
17443 * tree-pass.h (pass_mark_used_blocks): New.
17444 * Makefile.in (tree-inline.o): Add debug.h dependency.
17446 2005-01-03 Geoffrey Keating <geoffk@apple.com>
17448 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
17449 VAR_DECLs to have weak_import attribute.
17451 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
17454 2004-01-03 Steven Bosscher <stevenb@suse.de>
17456 * passes.c (rest_of_compilation): Don't run regmove if only
17457 flag_expensive_optimizations, require flag_regmove instead.
17459 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17461 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
17463 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
17464 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17465 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
17466 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17468 2005-01-03 Richard Henderson <rth@redhat.com>
17470 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
17471 (ia64_const_ok_for_letter_p): New.
17472 (ia64_const_double_ok_for_letter_p): New.
17473 (ia64_extra_constraint): New.
17474 (ia64_expand_vecint_compare): New.
17475 (ia64_expand_vcondu_v2si): New.
17476 (ia64_expand_vecint_cmov): New.
17477 (ia64_expand_vecint_minmax): New.
17478 (ia64_print_operand): Add 'v'.
17479 (ia64_preferred_reload_class): New.
17480 (ia64_vector_mode_supported_p): New.
17481 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
17482 (PREFERRED_RELOAD_CLASS): Move to function.
17483 (CONST_OK_FOR_LETTER_P): Move to function.
17484 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
17485 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
17486 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
17487 (EXTRA_CONSTRAINT): Move to function.
17488 * config/ia64/ia64.md: Include vect.md.
17489 (itanium_class): Add mmalua.
17491 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
17493 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
17494 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
17496 (const_int_2bit_operand): New.
17497 (fr_reg_or_0_operand): New.
17498 * config/ia64/ia64-modes.def: Add vector modes.
17499 * config/ia64/ia64-protos.h: Update.
17500 * config/ia64/vect.md: New file.
17502 2005-01-03 Richard Henderson <rth@redhat.com>
17504 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
17506 2005-01-03 Uros Bizjak <uros@kss-loka.si>
17509 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
17511 (log1pdf2): Change mode of operands[0,1] to DFmode.
17513 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17515 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
17516 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
17517 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
17518 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
17519 SPARC_RELAXED_ORDERING.
17521 2005-01-03 Richard Henderson <rth@redhat.com>
17522 Uros Bizjak <uros@kss-loka.si>
17525 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
17526 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
17527 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
17529 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
17530 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
17531 const_pow2_1_to_128_operand): New predicates.
17533 2005-01-02 Greg McGary <greg@mcgary.org>
17535 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
17537 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
17538 object. [ptr_type]: Remove unused variable.
17539 Remember nearest addressable array-element or record-component
17540 when checking bitfield components. Tolerate empty BIND_EXPR.
17542 2005-01-01 Richard Henderson <rth@redhat.com>
17544 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
17545 that don't narrow the value. Fail for other conversions.
17547 2005-01-01 Richard Henderson <rth@redhat.com>
17550 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
17551 * c-lang.c (finish_file): Don't do it here.
17552 * objc/objc-act.c (objc_finish_file): Likewise.
17554 * cgraph.c (decl_assembler_name_equal): New.
17555 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
17556 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
17557 * cgraph.h (struct cgraph_varpool_node): Add next.
17558 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
17559 * varasm.c (assemble_alias): Mark the target as needed.
17561 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
17563 PR middle-end/19221
17564 * function.c (get_arg_pointer_save_area): Use entry_of_function
17565 instead of get_insns.
17567 2005-01-01 Roger Sayle <roger@eyesopen.com>
17568 Andrew Pinski <pinskia@physics.uc.edu>
17569 James E. Wilson <wilson@specifixinc.com>
17571 PR rtl-optimization/12092
17572 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
17575 2005-01-01 Roger Sayle <roger@eyesopen.com>
17576 Olivier Hainque <hainque@act-europe.fr>
17578 * tree.c (int_fits_type_p): A narrower type always fits in a
17579 wider one, except for negative values into unsigned types.
17581 2005-01-01 Roger Sayle <roger@eyesopen.com>
17583 * tree.c (int_fits_type_p): Compare the result of force_fit_type
17584 with the original constant rather than require TREE_OVERFLOW.
17586 2005-01-01 Steven Bosscher <stevenb@suse.de>
17588 PR middle-end/17544
17589 * c-decl.c (finish_function): If compiling C99, annotate the
17590 compiler generated return with the current file name and line 0.
17591 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
17592 the source line is greater than 0.
17593 (remove_bb): Likewise.