1 2004-07-29 Steven Bosscher <stevenb@suse.de>
3 * rtl.c (currently_expanding_to_rtl): New.
4 * rtl.h (currently_expanding_to_rtl): Export it.
5 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
7 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
9 * config/sh/sh.c: Replace rtx_equal_function_value_matters
10 with currently_expanding_to_rtl.
11 * config/sh/sh.md: Likewise.
12 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
14 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
16 Introduce sh2a support.
17 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
18 * config.gcc: Build multilibs for sh2a and sh2a-single by
20 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
21 default. Split their tests out of the corresponding SH4
23 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
25 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
26 * config.gcc: Handle sh2a multilibs and cpu selection.
27 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
28 * config/sh/t-mlib-sh2a: New.
29 * config/sh/t-mlib-sh2a-nofpu: New.
30 * config/sh/t-mlib-sh2a-single: New.
31 * config/sh/t-mlib-sh2a-single-only: New.
32 2004-07-09 Nick Clifton <nickc@redhat.com>
34 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
35 -ml and -m2a are used together.
36 2004-03-23 DJ Delorie <dj@redhat.com>
37 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
38 when we have a double-sized FPU.
39 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
40 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
42 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
43 -msh2a-single and -msh2a-single-only
44 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
45 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
47 2004-02-20 DJ Delorie <dj@delorie.com>
48 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
49 2004-02-20 Fred Fish <fnf@redhat.com>,
50 Corinna Vinschen <vinschen@redhat.com>
51 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
52 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
53 2004-02-18 DJ Delorie <dj@redhat.com>
54 * config/sh/sh.c (broken_move): Add support for movi20.
55 * config/sh/sh.h: Likewise.
56 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
57 * config/sh/sh.md (udivsi3_sh2a): New.
65 (movsi_i): Disable for sh2a.
66 (movsi_ie): Add movi20.
67 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
68 sh2a, for -m2a-nofpu mode.
69 2004-02-13 DJ Delorie <dj@redhat.com>
70 * config/sh/lib1funcs.asm: Handle double vs single better.
71 * config/sh/sh.h: Likewise.
72 2004-02-09 DJ Delorie <dj@redhat.com>
73 * config/sh/crt1.asm: Add support for sh2a.
74 * config/sh/elf.h: Likewise.
75 * config/sh/lib1funcs.asm: Likewise.
76 * config/sh/sh.c: Likewise.
77 * config/sh/sh.md: Likewise.
78 * config/sh/sh.h: Likewise.
79 * config/sh/t-sh: Likewise.
81 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
83 * config/frv/frv.md (movqi_internal, movhi_internal,
84 movsi_internal): Add backup alternatives for memory inputs.
86 2004-07-28 Matt Austern <austern@apple.com>
88 * config/darwin.c (darwin_one_byte_bool): New global variable.
89 * config/darwin.h (darwin_one_byte_bool): Declare.
90 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
91 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
92 value of darwin_one_byte_bool.
93 * doc/invoke.texi: Document -mone-byte-bool flag.
95 2004-07-28 Eric Christopher <echristo@redhat.com>
97 * c-common.c (c_common_unsafe_for_reeval): Delete.
98 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
99 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
100 * calls.c (fix_unsafe_tree): Delete.
101 (expand_call): Delete code which used above.
102 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
103 * expr.c (expand_expr_real_1): Ditto.
104 * fold-const.c (non_lvalue): Ditto.
105 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
106 (lhd_unsafe_for_reeval): Ditto.
107 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
108 * langhooks.h (unsafe_for_reeval): Ditto.
109 (unsave_expr_now): Adjust comment.
110 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
111 (estimate_num_insns_1): Ditto.
112 * tree-pretty-print.c (dump_generic_node): Ditto.
113 * tree.c (expr_align): Ditto.
114 (unsave_expr): Delete.
115 (unsafe_for_reeval): Ditto.
116 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
117 * tree.def (UNSAVE_EXPR): Delete.
118 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
120 2004-07-28 Zack Weinberg <zack@codesourcery.com>
122 * tree.h (enum tls_model): Move ...
123 * coretypes.h: ... here.
125 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
127 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
129 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
131 * cse.c (validate_canon_reg): New function, split out from...
132 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
134 2004-07-28 Diego Novillo <dnovillo@redhat.com>
136 * tree-ssa-alias.c (maybe_create_global_var): Don't just
137 return if .GLOBAL_VAR has been created.
139 2004-07-28 Diego Novillo <dnovillo@redhat.com>
141 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
142 every variable that may have aliases, not just tags.
144 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
146 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
148 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
151 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
154 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
155 output_e500_flip_eq_bit.
157 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
158 output_e500_flip_eq_bit.
159 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
160 output_e500_flip_eq_bit.
161 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
162 (print_operand): case D. Get to EQ bit.
164 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
166 * gcov.c (function_summary): Add missing \n.
168 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
170 Introduce sh4a support.
171 * config.gcc: Handle sh4a multilibs and cpu selection.
172 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
173 * config/sh/t-mlib-sh4a: New.
174 * config/sh/t-mlib-sh4al: New.
175 * config/sh/t-mlib-sh4a-nofpu: New.
176 * config/sh/t-mlib-sh4a-single: New.
177 * config/sh/t-mlib-sh4a-single-only: New.
178 2004-02-20 DJ Delorie <dj@redhat.com>
179 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
180 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
181 2003-08-22 Eric Christopher <echristo@redhat.com>
182 * config/sh/sh4a.md: Update for chip errata.
183 2003-08-07 Eric Christopher <echristo@redhat.com>
184 * config/sh/sh4a.md: New file. sh4a processor description.
185 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
186 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
188 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
189 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
190 * doc/invoke.texi (SH Options): Document -m4al.
191 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
192 * config/sh/sh.c (expand_block_move): Remove commented-out code
193 checked in by mistake.
194 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
195 single elements from SFmode vectors.
196 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
198 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
199 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
200 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
201 sh_fsca_int2sf): Remove variable declarations.
202 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
203 sh_fsca_int2sf): New functions.
204 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
205 sh_fsca_int2sf_rtx): New static variables.
206 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
207 sh_fsca_int2sf): Declare.
208 * config/sh/sh.md: Adjust.
209 * doc/invoke.texi (SH Options): Document new options.
210 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
211 compatibility from SH4 code.
212 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
213 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
215 (memory_movsrc_operand): Renamed to...
216 (unaligned_load_operand): ... this. Simplified.
217 * config/sh/sh.h (PREDICATE_CODES): Adjust.
218 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
219 input operand to SImode, and adjust the others. Introduce
220 post-increment by peephole.
221 * config/sh/sh.c (expand_block_move): Give the target address the
222 same mode as the temp reg.
223 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
225 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
226 Introduce support for SH4a.
227 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
228 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
229 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
230 sh_fsca_int2sf): New.
231 (sh_init_builtins): Initialize them.
232 (print_operand): Support `d'.
233 (expand_block_move): Use movua if src is misaligned.
234 (memory_movsrc_operand): New.
235 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
236 and one of the SH4 macros.
237 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
238 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
239 SELECT_SH4A_SINGLE): New.
240 (TARGET_NONE): Add SH4A_BIT.
241 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
242 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
243 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
244 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
245 (enum processor_type): Added PROCESSOR_SH4A.
246 (PREDICATE_CODES): Add memory_movsrc_operand.
247 * config/sh/sh.md: Removed unused variables.
248 (attr cpu): Add sh4a.
249 (attr type): Add movua, fsrra and fsca.
250 (prefetch): New, for SH4.
251 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
252 (toggle_sz): Set type to fp.
253 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
254 (movua, extv, extzv): New.
255 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
258 2004-07-28 Diego Novillo <dnovillo@redhat.com>
260 * tree-optimize.c (init_tree_optimization_passes): Schedule
261 pass_may_alias right after the program is renamed into SSA.
262 * tree-pass.h (PROP_alias): Define.
263 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
264 * tree-sra.c (pass_sra): Likewise.
265 * tree-ssa-ccp.c (pass_ccp): Likewise.
266 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
267 * tree-ssa-dce.c (pass_dce): Likewise.
268 * tree-ssa-dom.c (pass_dominator): Likewise.
269 * tree-ssa-dse.c (pass_dse): Likewise.
270 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
271 * tree-ssa-loop-ch.c (pass_ch): Likewise.
272 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
273 * tree-ssa-pre.c (pass_pre): Likewise.
274 * tree-tailcall.c (pass_tail_recursion): Likewise.
275 * tree-ssa.c (pass_redundant_phi): Likewise.
276 * tree-ssa-alias.c (aliases_computed_p): Remove.
278 (init_alias_info): Do not mark all type tags for renaming
280 Clear may_aliases from every symbol.
281 (setup_pointers_and_addressables): If a pointer has not been
282 dereferenced and it had a type tag, clear it and mark the old
285 2004-07-28 Diego Novillo <dnovillo@redhat.com>
287 PR tree-optimization/16705
288 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
291 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
293 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
296 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
297 don't make another one.
299 PR optimization/15077
300 * function.h (struct function): Add field saved_static_chain_decl.
301 Fix comment for static_chain_decl.
302 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
303 * tree-inline.h (save_body): Add new arg.
304 * tree-optimize.c (tree_rest_of_compilation): Handle saving
307 2004-07-27 Richard Henderson <rth@redhat.com>
309 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
310 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
311 is_gimple_addressable.
312 * tree-gimple.c (is_gimple_addressable): Rename from
313 is_gimple_addr_expr_arg; accept INDIRECT_REF.
314 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
315 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
316 rename to is_gimple_addressable.
318 2004-07-28 Alan Modra <amodra@bigpond.net.au>
320 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
322 2004-07-27 Richard Henderson <rth@redhat.com>
324 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
327 2004-07-27 Zack Weinberg <zack@codesourcery.com>
329 * libgcc2.c: Change all conditionals testing
330 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
331 * libgcc2.h: Likewise.
332 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
333 TYPE_PRECISION of float80_type to 80.
334 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
335 of fpreg_type and float80_type to 80.
336 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
337 * config/m68k/netbsd-elf.h:
338 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
339 to evaluate to 80 whenever they would formerly have evaluated to 96.
340 * config/i386/sco5.h: Remove unnecessary redefinition of
341 LONG_DOUBLE_TYPE_SIZE.
342 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
343 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
344 XFmode, with a bitsize of 80. Update commentary.
345 * config/ia64/ia64-modes.def: Likewise.
346 * config/m68k/m68k-modes.def: Likewise.
348 2004-07-27 Steven Bosscher <stevenb@suse.de>
350 * cfgexpand.c (tree_expand_cfg): Fix comment.
352 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
353 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
355 (prepare_function_start): Don't set rtx_equal_function_value_matters.
356 * integrate.c (copy_rtx_and_substitute): Don't test for it.
357 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
358 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
359 here again. Update leading comment.
360 * rtl.c (rtx_equal_function_value_matters): Remove.
361 (rtx_equal_p): Don't test for it.
362 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
365 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
366 * rtl.c (note_insn_name): Likewise.
367 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
368 * final.c (final_scan_insn): Likewise.
370 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
371 * passes.c (rest_of_handle_eh): Do it here.
373 * stmt.c (struct nesting): Remove struct nesting block member.
374 (struct stmt_status): Remove x_block_start_count field.
375 (current_block_start_count): Remove.
377 2004-07-27 Brian Booth <bbooth@redhat.com>
379 * tree-optimize.c (register_one_dump_file): Update condition that uses
381 (dup_pass_1): Replace with...
383 (NEXT_PASS): Call next_pass_1.
385 (init_tree_optimization_passes): Remove uses of DUP_PASS.
386 (execute_one_pass): Update condition that uses
388 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
391 2004-07-27 Nick Clifton <nickc@redhat.com>
393 * config/m32r/m32r.c: Include integrate.h in order to get the
394 prototype for get_hard_reg_initial_val().
396 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
397 and tidy up indentation.
398 (final_presence_set): Use absence_set instead, so that if there is
399 nothing in the "o" pipe the "s" pipe can be scheduled.
401 2004-07-27 Diego Novillo <dnovillo@redhat.com>
403 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
404 don't have PT_VARS nor PT_MALLOC set.
405 Clear name tag from pointers that have not been dereferenced.
406 (set_pt_anything, set_pt_malloc): Forward declare.
407 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
408 not type compatibility when determining if a pointer can be
411 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
413 * expr.h (canonicalize_condition, get_condition): Add an int argument.
414 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
415 it to check whether the condition is still valid at the jump insn.
416 * ifcvt.c (noce_get_condition): Likewise.
417 (noce_get_alt_condition): Update call to canonicalize_condition.
418 * loop-iv.c (simplify_using_initial_values): Update call to
419 get_condition. Remove FIXME.
420 (check_simple_exit): Update call to get_condition.
421 * loop-unswitch.c (may_unswitch_on): Likewise.
422 * loop.c (check_dbra_loop): Likewise.
423 (canonicalize_condition, get_condition): Add an argument to say whether
424 the condition must still be valid at INSN.
425 (get_condition_for_loop): Update call to get_condition. Require that
426 the condition be valid at INSN.
427 * predict.c (estimate_probability): Update call to get_condition.
428 Remove unused earliest parameter.
429 (expected_value_to_br_prob): Update call to canonicalize_condition.
431 2004-07-26 Eric Christopher <echristo@redhat.com>
433 * tree-dfa.c (add_referenced_var): Register initializers of global
436 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
438 * config/i386/i386.c (function_arg): Always treat 8-
439 and 16-byte wide vectors the same, even if MMX/SSE
441 (contains_128bit_aligned_vector_p): Add comment.
443 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
445 * ra.h (enum node_type): Rename to:
447 * ra-colorize.c: Likewise.
449 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
451 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
452 after simplifying the jump.
454 2004-06-26 Richard Henderson <rth@redhat.com>
456 * calls.c (combine_pending_stack_adjustment_and_call): Make
457 preferred_unit_stack_boundary argument unsigned. Make
458 unadjusted_alignment unsigned.
459 (expand_call): Make preferred_stack_boundary and
460 preferred_unit_stack_boundary variables unsigned.
461 * function.c (assign_stack_local_1): Make alignment unsigned.
462 * function.h (struct function): Make stack_alignment_needed,
463 preferred_stack_boundary unsigned.
464 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
465 (ix86_compute_frame_layout): Make stack_alignment_needed,
466 preferred_alignment variables unsigned.
467 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
469 2004-07-26 Tom Tromey <tromey@redhat.com>
471 * tree.h: Fix typo in comment.
473 2004-07-26 Daniel Jacobowitz <dan@debian.org>
476 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
477 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
478 (ggc_free): Remove incorrect freeing.
479 (sweep_pages): Advance PP for large pages. Fix indentation.
481 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
483 PR rtl-optimization/16643
484 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
485 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
486 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
487 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
488 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
489 * function.c (thread_prologue_and_epilogue_insns): Likewise.
490 * rtl.h (tracer): Add a flags parameter.
491 * tracer.c (tracer): Pass it to cfg_layout_initialise.
492 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
493 (rest_of_handle_reorder_blocks): Update calls to tracer and
494 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
495 (rest_of_handle_tracer): Pass 0 to tracer.
496 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
498 2004-07-25 David Edelsohn <edelsohn@gnu.org>
501 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
504 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
506 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
507 (BINFO_BASE_ACCESS): Adjust.
508 (BINFO_BASE_ACCESS_APPEND): New.
509 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
510 * dbxout.c (dbxout_type): Adjust binfo access accessing.
511 * dwarf2out.c (gen_member_die): Likewise.
512 * tree-dump.c (deque_and_dump): Likewise.
514 2004-07-26 Falk Hueffner <falk@debian.org>
516 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
519 2004-07-25 Roger Sayle <roger@eyesopen.com>
521 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
522 value off of the stack if TARGET_USE_FFREEP.
524 2004-07-26 Bernardo Innocenti <bernie@develer.com>
526 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
527 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
528 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
529 check on invocation of XRESIZEVEC ().
531 2004-07-26 Bernardo Innocenti <bernie@develer.com>
533 * c-common.c (disable_builtin_function): Rename variable n to
534 new_disabled_builtin.
535 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
536 Rename local variable old to old_decl.
537 * gensupport.c (shift_output_template): Rename parameter old to src.
538 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
539 old_rtx and newx to new_rtx.
541 2004-07-26 Bernardo Innocenti <bernie@develer.com>
543 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
545 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
549 2004-07-25 Roger Sayle <roger@eyesopen.com>
551 * fold-const.c (constant_boolean_node): Make extern.
552 (make_range): Wrap long lines.
553 (fold_cond_expr_with_comparison): Remove unnecessary call to
554 pedantic_non_lvalue. Add missing calls to fold_convert.
555 (fold_truthop): Add missing calls to fold_convert.
557 * tree.h (constant_boolean_node): Add prototype here.
558 * builtins.c (expand_builtin_strncmp): Add missing calls to
560 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
561 Call fold_convert and constant_boolean_node to correct types.
562 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
563 missing call to fold_convert to correct types.
565 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
566 Brian Ryner <bryner@brianryner.com>
570 * c-common.c (c_common_attribute_table): Allow
571 handle_visibility_attribute to be called for types.
572 (handle_visibility_attribute) When given a type, set the visibility
573 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
574 so that we can check later whether the attribute was present. Added
575 warning if attribute applied to non class type.
576 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
577 decls and checking that they are consistent.
578 * common.opt: Added -fvisibility.
579 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
580 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
581 * flags.h, tree.h: Added assorted support defines for overall patch
582 * opts.c: Added parsing support for -fvisibility.
583 * tree.c (build_decl): Set visibility for all decls to be whatever
584 is in force at that time.
585 * varasm.c (default_binds_local_p_1): Reworked logic determining
586 when to make a symbol locally bound.
587 * doc/invoke.texi: Added documentation for -fvisibility and
588 -fvisibility-inlines-hidden.
590 2004-07-25 Bernardo Innocenti <bernie@develer.com>
592 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
593 * c-common.c: Add missing casts from void * to other types.
594 * c-decl.c: Likewise.
595 * c-format.c: Likewise.
597 * c-pragma.c: Likewise.
598 * c-typeck.c: Likewise.
599 * defaults.h: Likewise.
600 * genconstants.c: Likewise.
601 * gengtype-lex.l: Likewise.
602 * genmodes.c: Likewise.
603 * read-rtl.c: Likewise.
606 2004-07-25 Bernardo Innocenti <bernie@develer.com>
608 * bitmap.c: Use type-safe memory allocation macros from libiberty.
609 * c-common.c: Likewise.
610 * c-decl.c: Likewise.
611 * c-lang.c: Likewise.
613 * c-opts.c: Likewise.
614 * c-parse.in: Likewise.
615 * c-typeck.c: Likewise.
616 * genconditions.c: Likewise.
617 * gengtype-lex.l: Likewise.
618 * gengtype-yacc.y: Likewise.
619 * gengtype.c: Likewise.
620 * genmodes.c: Likewise.
621 * gensupport.c: Likewise.
622 * read-rtl.c: Likewise.
623 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
626 2004-07-25 Bernardo Innocenti <bernie@develer.com>
628 * c-decl.c (groktypename, groktypename_in_param_context): Rename
629 variable typename to type_name.
630 * c-lex.c (interpret_float): Likewise.
632 2004-07-25 Roger Sayle <roger@eyesopen.com>
634 * convert.c (convert_to_real, convert_to_integer,
635 convert_to_complex): Replace calls to build with calls to buildN.
636 * coverage.c (tree_coverage_counter_ref): Likewise.
637 * dojump.c (do_jump): Likewise.
638 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
639 * emit-rtl.c (component_ref_for_mem_expr,
640 set_mem_attributes_minus_bitpos): Likewise.
641 * explow.c (update_nonlocal_goto_save_area): Likewise.
642 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
643 expand_mult_add): Likewise.
644 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
645 store_constructor, get_inner_reference, expand_expr_real_1,
646 try_casesi, try_tablejump): Likewise.
647 * function.c (expand_function_start): Likewise.
648 * stmt.c (emit_case_bit_tests, expand_end_case_type,
649 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
650 * stor-layout.c (place_union_field, layout_type): Likewise.
651 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
652 * varasm.c (copy_constant): Likewise.
654 2004-07-25 Bernardo Innocenti <bernie@develer.com>
656 * c-common.c: Rename all identifiers named `new'.
657 * c-decl.c: Likewise.
658 * gensupport.c: Likewise.
659 * simplify-rtx.c: Likewise.
660 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
662 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
665 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
668 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
669 declarations until after calling pushdecl.
670 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
671 "extern" and not on whether the declaration is initialized.
673 2004-07-25 Daniel Jacobowitz <dan@debian.org>
675 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
676 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
677 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
678 "cpplib.h", "c-pragma.h", "c-common.h".
679 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
680 (solaris_register_pragmas): New functions.
681 * config/sol2-protos.h: New file.
682 * config/sol2.c: New file.
683 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
684 (REGISTER_TARGET_PRAGMAS): New macros.
685 (solaris_pending_aligns, solaris_pending_inits)
686 (solaris_pending_finis): New variables.
687 * config/t-sol2 (sol2-c.o): Update dependencies.
689 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
690 SUBTARGET_INSERT_ATTRIBUTES.
691 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
692 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
693 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
694 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
695 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
696 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
697 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
698 * config/sparc/sparc.c (sparc_attribute_table): New.
699 (TARGET_INSERT_ATTRIBUTES): Define in terms of
700 SUBTARGET_INSERT_ATTRIBUTES.
701 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
703 * doc/extend.texi (Solaris Pragmas): New section.
705 2004-07-25 Bernardo Innocenti <bernie@develer.com>
707 * c-common.c: Rename all identifiers named `class' to `cl'.
708 * c-common.h: Likewise.
709 * c-parse.in: Likewise.
710 * c-typeck.c: Likewise.
711 * genmodes.c: Likewise.
716 * regrename.c: Likewise.
718 * c-common.c (builtin_function_2): Change type of 5th parameter from
719 int to enum built_in_function. Change type of 8th parameter from int
721 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
723 * c-typeck.c (convert_arguments): Change type of formal_prec from
725 * genmodes.c (blank_mode): Make a few negative constants unsigned.
726 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
727 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
728 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
729 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
730 iterator to for_all_modes () instead of an enum because enums can't
731 be incremented in C++.
734 2004-07-25 Daniel Jacobowitz <dan@debian.org>
736 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
739 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
741 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
742 Handle ARRAY_RANGE_REF like ARRAY_REF.
744 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
746 * c-typeck.c (digest_init): Don't allow arrays of signed or
747 unsigned variants of wchar_t to be initialized by wide string
748 constants. Do allow arrays of enumerated types compatible with
749 wchar_t to be initialized by wide string constants. Refine tests
750 distinguishing wide and narrow strings and arrays. Give specific
751 error for arrays of other integer types initialized by string
753 (output_init_element, process_init_element): Check for
754 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
755 initializing with string constants.
757 2004-07-25 Richard Henderson <rth@redhat.com>
759 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
761 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
762 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
763 DECL_IGNORED_P to new decl.
765 2004-07-24 Zack Weinberg <zack@codesourcery.com>
767 * config/ia64/ia64.c (general_xfmode_operand)
768 (destination_xfmode_operand): Delete.
769 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
770 * config/ia64/ia64.md (*movxf_internal): Use general_operand
771 and destination_operand.
773 2004-07-24 Alexander Kabaev <kan@freebsd.org>
775 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
776 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
778 2004-07-24 Alexander Kabaev <kan@freebsd.org>
779 Zack Weinberg <zack@codesourcery.com
782 * c-decl.c (diagnose_mismatched_decls): Don't issue a
783 redundant-declaration warning the first time a builtin is
786 2004-07-25 Bernardo Innocenti <bernie@develer.com>
788 * tree.h (staticp): Change return type to bool.
790 2004-07-25 Bernardo Innocenti <bernie@develer.com>
792 * c-common.c (c_staticp): Last episode of the staticp saga.
794 2004-07-25 Bernardo Innocenti <bernie@develer.com>
796 * c-common.h (c_staticp): Change return type from int to bool.
797 * tree.c (staticp): Likewise.
798 * langhooks.h (staticp): Likewise.
800 2004-07-25 Bernardo Innocenti <bernie@develer.com>
802 * langhooks-def.h (lhd_staticp): Change return type from int to
803 bool in prototype to match definition.
805 2004-07-25 Bernardo Innocenti <bernie@develer.com>
807 * system.h (bool, true, false): Don't redefine as preprocessor macros
810 2004-07-24 Roger Sayle <roger@eyesopen.com>
812 * expmed.c (init_expmed): A signed modulus by a power of two is
813 considered cheap if its less than or equal to four instructions.
815 2004-07-25 Bernardo Innocenti <bernie@develer.com>
817 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
818 GGC_CNEWVAR): New macros.
820 2004-07-25 Bernardo Innocenti <bernie@develer.com>
822 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
824 * c-decl.c: Likewise.
825 * c-format.c: Likewise.
827 * c-opts.c: Likewise.
828 * c-pragma.c: Likewise.
829 * c-typeck.c: Likewise.
830 * gencheck.c: Likewise.
831 * genconditions.c: Likewise.
832 * genconfig.c: Likewise.
833 * genflags.c: Likewise.
834 * gengtype.c: Likewise.
835 * gensupport.c: Likewise.
836 * ggc-none.c: Likewise.
837 * langhooks.c: Likewise.
838 * statistics.h: Likewise.
839 * stub-objc.c: Likewise.
840 * java/decl.c: Likewise.
842 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
844 * config/m68k/m68k.c (output_scc_di): Fix coding style.
845 (symbolic_operand): Fix prototype.
846 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
847 * config/m68k/m68k.md: Add constants for registers a0 and sp and
848 use them, change from the "{...}" syntax to the simpler {...}
850 (*cfv4_extendqisi2): Fix destination predicate.
851 * config/m68k/m68k-protos.h: Remove various declarations also
852 generated via PREDICATE_CODES.
854 2004-07-23 Mike Stump <mrs@apple.com>
856 * c-typeck.c (convert_for_assignment): Tightened up pointer
857 converstions that differ in signedness.
859 2004-07-23 Zack Weinberg <zack@codesourcery.com>
861 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
863 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
865 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
866 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
868 * gimplify.c (gimplify_compound_lval): Check for no handled
869 operations, rather than checking for explicit list of nodes.
870 (is_gimple_addr_expr_arg_or_indirect): New function.
871 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
872 redundant setting of TREE_INVARIANT.
873 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
874 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
876 2004-07-23 Diego Novillo <dnovillo@redhat.com>
878 PR tree-optimization/16688
879 PR tree-optimization/16689
880 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
881 unnecessary initialization of 'tag'.
882 (get_tmt_for): Check that the new type tag has the same alias
883 set as the pointed-to type.
884 (group_aliases): Only regular variables need to be removed
885 from the alias set of a name tag.
886 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
887 propagation if the two types are not compatible.
888 (merge_alias_info): Rename from replace_ssa_names_ann.
890 (replace_exp_1): If both arguments are SSA_NAMEs, check that
891 the propagation can be done.
892 Only call merge_alias_info on pointers.
893 (propagate_value): Likewise.
894 * tree-ssa-copyrename.c: Include langhooks.h.
895 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
897 Do not coalesce variables with incompatible types.
898 (rename_ssa_copies): Call replace_ssa_name_symbol.
899 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
900 the same type as the underlying _DECL.
901 * tree-ssanames.c (replace_ssa_name_symbol): New function.
902 * tree.h (replace_ssa_name_symbol): Declare.
904 2004-07-23 Richard Henderson <rth@redhat.com>
907 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
909 (gimplify_modify_expr_rhs): Push assignment from a conditional into
910 the conditional for all non-register types.
912 2004-07-23 Richard Henderson <rth@redhat.com>
914 * expr.c (expand_expr_real_1): Don't handle non-local variables.
915 * expr.h (fix_lexical_addr): Remove.
916 * function.c (NEED_SEPARATE_AP): Remove.
917 (fix_lexical_addr): Remove.
918 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
919 not null decl_function_context.
920 (create_alias_vars): Likewise.
921 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
922 (simple_goto_p): Likewise.
923 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
924 * tree-ssa-ccp.c (get_default_value): Likewise.
925 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
926 * tree.c (needs_to_live_in_memory): Likewise.
927 * tree-flow-inline.h (may_be_aliased): Move...
928 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
929 when TREE_STATIC variables may be addressable.
931 2004-07-24 Jakub Jelinek <jakub@redhat.com>
933 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
935 2004-07-23 Zack Weinberg <zack@codesourcery.com>
937 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
938 bitmap contents if GENERATOR_FILE is defined.
939 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
940 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
942 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
944 * c-decl.c (start_function): Form composite type of function types
945 rather than copying type from previous prototype declaration.
947 2004-07-23 Janis Johnson <janis187@us.ibm.com>
949 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
950 the const qualifier for the second argument in the C++ functions.
952 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
953 specific pointer types.
955 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
956 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
957 for vector bool and/or vector pixel, add C++ and C missing support.
958 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
959 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
960 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
961 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
962 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
963 missing C++ and C support for vector bool and/or vector pixel.
964 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
965 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
966 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
967 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
968 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
969 C++ and C types used for vector bool and/or vector pixel.
970 (vec_st, vec_stl): Add C++ support for vector pixel.
971 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
972 (vec_all_ne): Add C++ support for vector pixel.
974 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
975 (vec_vmulesb): Add missing C++ function.
976 (vec_perm): Fix type of third argument in C++ function.
977 (vec_vsum4shs): Fix C++ function name.
978 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
979 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
980 argument passed to the error handler in C macro.
981 (vec_nmsub): Remove extra parens around argument names in C macro.
982 (vec_packpx): Add missing parens in C macro.
984 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
986 * machmode.def: Remove vector modes.
987 * config/alpha/alpha-modes.def: Add supported vector modes.
988 * config/arm/arm-modes.def: Likewise.
989 * config/frv/frv-modes.def: Likewise.
990 * config/i386/i386-modes.def: Likewise.
991 * config/rs6000/rs6000-modes.def: Likewise.
992 * config/sh/sh-modes.def: Likewise.
994 2004-07-23 Matthias Klose <doko@debian.org>
996 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
997 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
998 * config.h: Regenerate.
999 * configure: Likewise.
1001 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1003 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1004 generated SYMBOL_REFs for labels.
1005 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1007 (machopic_stub_name): Remove.
1008 (machopic_indirection_name): New function.
1009 (machopic_mcount_stub_name): Likewise.
1010 (machopic_classify_name): Remove.
1011 (machopic_function_base_sym): New function.
1012 (machpoic_classify_symbol): Likewise.
1013 (machopic_classify_ident): Remove.
1014 (machopic_define_ident): Likewise.
1015 (machopic_define_name): Likewise.
1016 (machopic_name_defined_p): Likewise.
1017 (machopic_ident_defined_p): Likewise.
1018 (darwin_strip_name_encoding): Likewise.
1019 (machopic_define_symbol): New function.
1020 * config/darwin.c (hashtab.h): Include.
1021 (machopic_defined_list): Remove.
1022 (machopic_classify_ident): Likewise.
1023 (machopic_classify_name): Likewise.
1024 (machopic_ident_defined_p): Likewise.
1025 (machopic_define_ident): Likewise.
1026 (machopic_define_name): Likewise.
1027 (machopic_symbol_defined_p): New function.
1028 (machopic_classify_symbol): Likewise.
1029 (machopic_data_defined_p): Use machopic_classify_symbol.
1030 (machopic_define_symbol): New function.
1031 (machopic_function_base_sym): New function.
1032 (machopic_non_lazy_pointers): Remove.
1033 (machopic_non_lazy_ptr_name): Likewise.
1034 (machopic_stubs): Likewise.
1035 (machopic_stub_name): Likewise.
1036 (NON_LAZY_POINTER_SUFFIX): New macro.
1037 (STUB_SUFFIX): Likewise.
1038 (machopic_indirection): New structure.
1039 (machopic_indirections): New variable.
1040 (machopic_indirection_hash): New function.
1041 (machopic_indirection_eq): Likewise.
1042 (machopic_indirection_name): Likewise.
1043 (machopic_mcount_stub_name): New function.
1044 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1046 (machopic_indirect_data_reference): Rework to use new functions.
1047 (machopic_indirect_call_target): Likewise.
1048 (machopic_legitimize_pic_address): Likewise.
1049 (machopic_output_indirection): New function.
1050 (machopic_finish): Use it.
1051 (machopic_operand_p): Rework to use new functions.
1052 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1053 (darwin_strip_name_encoding): Remove.
1054 (update_non_lazy_ptrs): Remove.
1055 (update_stubs): Likewise.
1056 (darwin_non_lazy_pcrel): Use new functions.
1057 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1058 (ASM_OUTPUT_LABELREF): Likewise.
1059 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1060 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1061 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1062 (TARGET_STRIP_NAME_ENCODING): Do not use
1063 darwin_strip_name_encoding.
1064 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1065 darwin_strip_name_encoding.
1066 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1067 machopic_mcount_stub_name.
1068 * config/i386/i386.c (x86_output_mi_thunk): Use
1069 machopic_indirection_name, not machopic_stub_name.
1070 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1071 machopic_function_base_sym.
1072 (print_operand): Use machopic_classify_symbol.
1073 (rs6000_emit_prologue): Use machopic_function_base_sym.
1074 (output_profile_hook): Do not use machopic_stub_name.
1075 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1077 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1080 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1083 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1085 * doc/implement-c.texi: New file.
1086 * doc/extend.texi (C Implementation): Move to there.
1087 * doc/gcc.texi: Include implement-c.texi.
1088 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1090 2004-07-22 Jason Merrill <jason@redhat.com>
1092 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1094 * tree-inline.c (setup_one_parameter): Likewise.
1096 2004-07-22 Brian Booth <bbooth@redhat.com>
1098 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1099 (substitute_and_fold): Propigate into VUSE operands when possible.
1100 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1101 (cp_lattice_meet): Handle merging of latticevalues when
1102 UNKNOWN_VAL is present.
1103 (visit_stmt): Visit assignments with V_MUST_DEFs.
1104 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1105 (ccp_fold): Deal with RHS' that are constant and virtual.
1106 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1107 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1108 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1109 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1110 computing immediate uses.
1111 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1113 (replace_vuse_in): New function.
1114 (likely_value): Add check of vuse operands.
1115 (get_default_value): Set the default value of virtually defined
1116 variables to UKNOWN_VAL instead of VARYING.
1118 2004-07-22 Richard Henderson <rth@redhat.com>
1120 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1122 2004-07-22 Richard Henderson <rth@redhat.com>
1124 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1125 variables due to conditional compilation.
1127 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1129 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1130 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1131 Release SSA names that have been re-renamed.
1132 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1134 * tree-ssa-alias.c (init_alias_info): If aliases have been
1135 computed before, clear existing alias information.
1136 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1137 If the new name tag for a pointer is different than the one it
1138 had before, mark the old tag for renaming.
1139 (replace_may_alias): New function.
1140 (group_aliases): Call it.
1141 (setup_pointers_and_addressables): Always call get_tmt_for.
1142 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1144 (set_pt_anything): New local function.
1145 (set_pt_malloc): New local function.
1146 (merge_pointed_to_info): Don't merge pointed-to variables from
1147 the original pointer if the destination is pointing to an
1149 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1150 (add_pointed_to_var): Do not add a variable to the points-to
1151 set if the pointer is already pointing to anywhere.
1152 (collect_points_to_info_r): If the defining statement is a PHI
1153 node, only merge pointed-to information if the argument has
1154 already been visited.
1155 (get_tmt_for): Only create a new tag if the pointer didn't
1157 (dump_alias_info): Emit more information.
1158 (dump_points_to_info_for): Likewise.
1159 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1160 try to get the annotation of an SSA_NAME.
1161 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1162 alias sets when checking is enabled.
1163 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1164 (eliminate): Mark basic blocks that will need
1165 EH information cleaned up.
1166 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1168 Initialize need_eh_cleanup.
1169 (fini_pre): Call tree_purge_all_dead_eh_edges and
1170 cleanup_tree_cfg if needed.
1171 Free need_eh_cleanup.
1172 * tree-ssa.c (verify_ssa_name): New function.
1173 (verify_def): Call it.
1174 Re-arrange to avoid printing too many error messages.
1175 (verify_use): Likewise.
1176 (verify_phi_args): Likewise.
1177 (verify_flow_insensitive_alias_info): New function.
1178 (verify_flow_sensitive_alias_info): New function.
1179 (verify_alias_info): New function.
1180 (verify_ssa): Call verify_alias_info.
1181 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1183 Re-arrange to avoid printing too many error messages.
1184 * tree-ssanames.c (make_ssa_name): Clear
1185 SSA_NAME_IN_FREE_LIST.
1186 (release_ssa_name): Never release a default definition.
1187 (release_defs): New function.
1188 * tree.h: Declare it.
1189 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1191 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1193 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1194 If true, do a depth-first search. Do a breadht-first search,
1196 (walk_use_def_chains): Add new argument IS_DFS.
1198 * tree-flow.h (walk_use_def_chains): Update prototype.
1200 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1202 * config/cris/cris.md: Tweak formatting.
1203 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1204 (mover2side, moverside, movemside, movei, op3, andu): Replace
1205 live define_peephole:s with define_peephole2 near-equivalents.
1207 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1209 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1210 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1211 "*mov_sidesi_mem" respectively.
1213 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1215 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1216 (gimplify_build1): Move from tree-complex.c do_unop.
1217 (gimplify_build2): Move from tree-complex.c do_binop.
1218 (gimplify_build3): New.
1219 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1220 Adjust throughout to call the functions above.
1221 * tree-flow.h: Declare the functions above.
1222 * tree-nested.c (gimplify_val): Rename to...
1223 (tsi_gimplify_val): ... this.
1225 * Makefile.in (tree_complex.o): Update dependencies.
1226 (stor-layout.o): Depend on regs.h.
1227 * c-common.c (handle_vector_size_attribute): Update for
1228 vector types without corresponding vector modes.
1229 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1230 a corresponding vector mode is not available.
1231 * print-tree.c (print_node): Print nunits for vector types
1232 * regclass.c (have_regs_of_mode): New.
1233 (init_reg_sets_1): Initialize it and use it instead
1234 of allocatable_regs_of_mode.
1235 * regs.h (have_regs_of_mode): Declare it.
1236 * stor-layout.c (layout_type): Pick a mode for vector types.
1237 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1238 build_replicated_const, do_unop, do_binop, do_plus_minus,
1239 do_negate, expand_vector_piecewise, expand_vector_parallel,
1240 expand_vector_addition, expand_vector_operations_1,
1241 expand_vector_operations, tree_lower_operations,
1242 pass_lower_vector_ssa, pass_pre_expand): New.
1243 (expand_complex_operations, pass_lower_complex): Remove.
1244 * tree-optimize.c (init_tree_optimization_passes): Adjust
1245 pass ordering for changes in tree-complex.c.
1246 * tree-pass.h: Declare new passes.
1247 * tree.c (finish_vector_type): Remove.
1248 (make_vector_type): New.
1249 (build_vector_type_for_mode, build_vector_type): Rewritten.
1250 * tree.def (VECTOR_TYPE): Document where the number of
1252 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1253 (make_vector): Remove declaration.
1255 2004-07-21 Richard Henderson <rth@redhat.com>
1257 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1258 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1259 (remove_useless_vars): Dump debugging info.
1260 (expand_used_vars): Move ...
1261 * cfgexpand.c (expand_used_vars): ... here. Make static.
1262 * tree-flow-inline.h (set_is_used): New.
1263 (set_default_def): Use get_var_ann.
1264 * tree-flow.h: Update decls.
1265 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1266 (create_ssa_var_map): Use it.
1267 * tree-ssa.c (set_is_used): Remove.
1269 2004-07-22 Ben Elliston <bje@au.ibm.com>
1271 * gdbinit.in: Set a breakpoint on internal_error.
1273 2004-07-21 Richard Henderson <rth@redhat.com>
1275 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1276 to create a new basic block.
1278 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1281 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1282 return type on function definitions. Move other warnings for
1283 qualified return type to -Wreturn-type. Do not condition any such
1284 warnings on -pedantic. Update comments.
1285 (start_function): Only copy function type from previous prototype
1286 declaration if return types are compatible.
1287 * c-typeck.c (function_types_compatible_p): Don't condition
1288 warning for incompatibility of volatile qualifiers on the return
1289 type on -pedantic. Update comment.
1290 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1292 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1294 * c-typeck.c (set_init_index): Require designator to be of integer
1297 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1300 * c-parse.in (init): Change to exprtype.
1301 (primary): Set original_code for STRING to STRING_CST.
1302 Call maybe_warn_string_init for compound literals.
1303 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1305 * c-tree.h (maybe_warn_string_init): New.
1306 (pop_init_level, process_init_element): Use struct c_expr.
1307 (struct c_expr): Update comment.
1308 * c-typeck.c (maybe_warn_string_init): New function.
1309 (digest_init): Call it. Additional parameter strict_string. All
1311 (output_init_element): Likewise.
1312 (struct constructor_stack): Use struct c_expr for
1314 (really_start_incremental_init, push_init_level): Update.
1315 (pop_init_level): Update. Return struct c_expr.
1316 (process_init_level): Update. Take struct c_expr argument.
1318 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1320 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1323 2004-07-21 Eric Christopher <echristo@redhat.com>
1325 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1327 * c-decl.c (pop_scope): Ditto.
1328 * calls.c (expand_call): Remove call to current_nesting_level,
1329 update comment accordingly. Remove calls to expand_start_target_temps
1330 and expand_end_target_temps.
1331 * cfgexpand.c (construct_init_block): Remove call to
1332 expand_start_bindings_and_block.
1333 (construct_exit_block): Remove call to expand_end_bindings.
1334 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1335 (expand_expr_real_1): Ditto. Fix formatting.
1336 (expand_vars): Delete.
1337 * stmt.c (POPSTACK): Remove block_stack.
1338 (stmt_status): Remove x_block_stack.
1339 (block_stack): Delete.
1340 (expand_start_bindings_and_block): Ditto.
1341 (expand_start_target_temps): Ditto.
1342 (expand_end_target_temps): Ditto.
1343 (current_nesting_level): Ditto.
1344 (warn_about_unused_variables): Ditto.
1345 (expand_end_bindings): Ditto.
1346 * tree.h: Remove declarations for above.
1348 2004-07-21 Steven Bosscher <stevenb@suse.de>
1350 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1351 * rtl.c (note_insn_name): Likewise.
1352 * print-rtl.c (print_rtx): Don't print it.
1353 * cfgrtl.h (can_delete_note_p): Don't handle it.
1354 (rtl_delete_block): Likewise.
1355 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1356 (rest_of_compilation): Don't call it.
1357 * predict.c (process_note_predictions, process_note_prediction,
1358 note_prediction_to_br_prob): Remove.
1359 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1360 * stmt.c (return_prediction): Remove.
1361 (expand_value_return): Don't call it. Don't add prediction
1362 notes for return statements.
1364 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1366 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1369 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1371 * c-common.c (vector_types_convertible_p): Use vector types'
1372 TYPE_SIZE and TREE_TYPE instead of their mode.
1373 * convert.c (convert_to_integer): Likewise.
1374 (convert_to_vector): Likewise.
1375 * fold-const.c (fold_convert): Likewise.
1376 * varasm.c (output_constant): Likewise.
1377 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1378 Allow a VECTOR_TYPE initializer to be made of several vectors.
1379 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1380 of cleared and need_to_clear, and use fold_convert.
1381 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1384 2004-07-20 Richard Henderson <rth@redhat.com>
1386 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1387 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1389 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1391 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1392 enormous cost if not TARGET_HARD_MUL.
1394 2004-07-20 Andrew Pinski <apinski@apple.com>
1397 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1400 2004-07-21 Paul brook <paul@codesourcery.com>
1402 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1404 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1406 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1407 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1408 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1410 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1412 * rtl.h (plus_constant): Delete.
1413 (plus_constant_wide): Rename to plus_constant.
1414 (plus_constant_for_output_wide): Delete vestigial prototype.
1415 (GEN_INT): Remove unnecessary cast.
1416 * tree.h (build_int_2, size_int_type): Delete.
1417 (build_int_2_wide): Rename to build_int_2.
1418 (size_int_wide): Rename to size_int_kind.
1419 (size_int_type_wide): Rename to size_int_type.
1420 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1421 Remove unnecessary cast.
1422 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1423 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1424 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1425 (size_int_type_wide): Rename size_int_type.
1426 (int_const_binop): Use size_int_type.
1427 * c-lex.c (interpret_integer): Use build_int_2.
1428 * final.c (split_double): Remove unnecessary casts.
1429 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1431 2004-07-20 Richard Henderson <rth@redhat.com>
1433 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1434 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1435 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1436 (is_gimple_tmp_reg): New.
1437 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1439 2004-07-20 Richard Henderson <rth@redhat.com>
1441 * tree-pretty-print.c (dump_generic_node): Dump
1442 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1444 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1446 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1447 (mudflap_init): Set it.
1448 (mudflap_register_call): Remove __mf_init call.
1449 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1450 to pass "-ignore-reads" option to libmudflap if needed.
1452 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1455 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1456 (MAKE_DECL_ONE_ONLY): Undefine.
1457 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1458 readonly_data, one_only_data_section, forget_section): New prototypes.
1459 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1461 (pa_select_section): Add one-only (COMDAT) support.
1462 * pa.h (struct machine_function): Define.
1463 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1464 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1465 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1466 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1467 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1468 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1469 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1470 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1471 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1472 for EXTRA_SECTION_FUNCTIONS.
1473 * doc/install.texi: Update binutils requirements.
1475 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1477 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1478 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1479 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1481 (struct VEC): Use unsigned for num and alloc.
1482 * vec.c (struct vec_prefix): Likewise.
1483 (vec_o_reserve): Adjust.
1485 * dbxout.c (dbxout_type): Fix printf format.
1487 * tree.h (binfo_member): Remove.
1488 * tree.c (binfo_member): Remove.
1490 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1492 * tree.h: Include vec.h
1493 (DEF_VEC_P(tree)): New type.
1494 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1495 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1496 (BINFO_LANG_SLOT): Remove.
1497 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1498 (struct tree_binfo): Turn base_binfos into a trailing
1499 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1500 (binfo_lang_slots): Remove.
1501 * tree.c (binfo_lang_slots): Remove.
1502 (make_tree_binfo_stat): Take a base binfo count, not a
1503 lang slot count. Adjust.
1504 * Makefile.in (TREE_H): Add vec.h
1505 * alias.c (record_component_aliases): Adjust BINFO access.
1506 * dbxout.c (dbxout_type): Likewise.
1507 * dwarf2out.c (gen_member_die): Likewise.
1508 * sdbout.c (sdbout_one_type): Likewise.
1509 * tree-dump.c (deque_and_dump): Likewise.
1510 * config/i386/i386.c (classify_argument,
1511 contains_128bit_aligned_vector_p): Likewise.
1512 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1513 * doc/c-tree.texi (Classes): Update BINFO documentation.
1515 2004-07-20 Steven Bosscher <stevenb@suse.de>
1517 * c-common.h (check_case_value): Remove prototype.
1518 (c_add_case_label): Adjust prototype.
1519 * c-common.c (check_case_value): Make static.
1520 (check_case_bounds): New function.
1521 (c_add_case_label): Use it. Take new argument orig_type.
1522 * c-typeck.c (struct c_switch): New orig_type field.
1523 (c_start_case): Set it.
1524 (do_case): Pass it to c_add_case_label.
1525 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1526 cases from here. Add the labels in reverse order.
1527 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1528 (add_case_node): Return nothing, don't check for duplicate cases.
1529 Insert new case nodes in a list, not in an AVL tree.
1530 (expand_end_case_type): Don't turn a case tree into a case list.
1531 (case_tree2list): Remove.
1532 * tree.h (add_case_node): Adjust prototype.
1534 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1536 * genattr.c (struct range, struct function_unit,
1537 write_units, extend_range, init_range): Remove them.
1538 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1539 Output "#define INSN_SCHEDULING" here.
1540 * genattrtab.c (struct range, struct function_unit_op,
1541 struct function_unit, struct dimension, enum operator,
1542 operate_exp, expand_units, simplify_knowing,
1543 encode_units_mask, simplify_by_exploding,
1544 find_and_mark_used_attributes, unmark_used_attributes,
1545 add_values_to_cover, increment_current_value,
1546 test_for_current_value, simplify_with_current_value,
1547 simplify_with_current_value_aux, gen_unit,
1548 write_unit_name, write_function_unit_info,
1549 write_complex_function, write_toplevel_expr,
1550 find_single_value, extend_range): Remove.
1551 (write_attr_get): Do not handle common_av->value
1553 (struct attr_desc): Remove func_units_p and blockage_p.
1554 (write_attr_valueq): Do not handle them.
1555 (find_attr): Do not clear them.
1556 (make_internal_attr): Do not initialize them.
1557 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1558 * sched-vis.c (init_target_units, insn_print_units,
1559 init_block_visualization, print_block_visualization,
1560 visualize_scheduled_insns, visualize_no_unit,
1561 visualize_stall_cycles, visualize_alloc,
1562 visualize_free, target_units, get_visual_tbl_length,
1563 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1564 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1565 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1566 * haifa-sched.c (blockage_range, clear_units,
1567 schedule_unit, actual_hazard, potential_hazard,
1568 insn_unit, unit_last_insn, unit_tick,
1569 actual_hazard_this_instance, potential_hazard,
1570 schedule_unit, max_insn_queue_index_value): Remove.
1571 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1572 max_insn_queue_index.
1573 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1574 * doc/md.texi (Processor pipeline description): Remove
1575 references to old pipeline descriptions.
1576 (Automaton pipeline description): Merge with the above.
1577 (Old pipeline description, Comparison of the two descriptions):
1580 * bt-load.c (migrate_btr_def): Remove references to
1581 use_pipeline_interface.
1582 * haifa-sched.c (insn_cost, schedule_insn,
1583 schedule_block, advance_one_cycle, sched_init,
1584 queue_to_ready, sched_finish): Likewise.
1585 * modulo-sched.c (sms_schedule, advance_one_cycle,
1586 ps_has_conflicts): Likewise.
1587 * sched-rgn.c (init_ready): Likewise.
1588 (debug_dependencies): Likewise, and remove an "if (1)".
1589 * target.h (use_dfa_pipeline_interface): Remove.
1590 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1591 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1592 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1593 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1594 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1595 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1596 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1597 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1598 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1599 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1600 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1601 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1602 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1603 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1604 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1605 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1606 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1607 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1608 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1610 2004-07-19 Roger Sayle <roger@eyesopen.com>
1612 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1614 2004-07-19 Jeff Law <law@redhat.com>
1616 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1617 (get_eq_expr_value): Use it. Simplify slightly.
1619 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
1621 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
1622 (umulsidi3_32bit_r4000): Likewise.
1624 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
1626 * vec.h: Propagate location information properly.
1627 (VEC_T_iterate): Add result pointer parameter.
1629 (VEC_T_reserve): Use it.
1631 2004-07-19 Daniel Jacobowitz <dan@debian.org>
1633 * Makefile.in (c-format.o): Depend on c-format.h.
1634 * c-format.h: New file.
1635 (struct format_char_info): Add CHAIN member.
1636 * c-format.c: Move some types and constants to c-format.h.
1637 (format_type_error): Set to -1.
1638 (struct function_format_info): Use an int for format_type.
1639 (decode_format_type): Return an int. Return format_type_error
1641 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
1642 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
1643 (scan_char_table, time_char_table, monetary_char_table): Initialize
1645 (n_format_types): New variable.
1646 (check_format_info_main): Handle CHAIN in format_char_info.
1647 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
1648 TARGET_N_FORMAT_TYPES.
1649 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1650 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
1651 * config/sol2-c.c: New file.
1652 * config/t-sol2: New file.
1653 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
1654 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
1655 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
1657 * doc/extend.texi (Target Format Checks): New section.
1658 (Function Attributes): Mention it.
1659 * doc/invoke.texi: Mention target format checks.
1660 * doc/sourcebuild.texi: Mention target format checks.
1661 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
1662 TARGET_FORMAT_TYPES.
1664 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
1666 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
1668 * config/s390/s390.c (regclass_map initializer): Register 35 added to
1670 (load_multiple_operation, store_multiple_operation): Removed
1671 pointless sanity check.
1672 (s390_decompose_address): Added check for return_address_pointer_rtx.
1673 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
1674 (s390_return_address_offset): New function.
1675 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
1676 (FRAME_REGNO_P): Added check for register 35.
1677 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1678 REG_ALLOC_ORDER): Appended entry for register 35.
1679 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
1680 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
1681 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
1682 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
1683 is eliminable using stack pointer or hard frame pointer.
1684 (REGISTER_NAMES): Added name for register 35.
1685 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
1686 pointless sanity check.
1688 2004-07-19 Roger Sayle <roger@eyesopen.com>
1690 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
1691 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
1692 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
1693 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
1694 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
1695 (fold_relational_const): Tidy up handling of floating point
1696 comparisons by calling real_compare. Remove tree_expr_nonzero_p
1697 transformation; fold_relational_const assumes constant operands.
1699 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
1701 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
1704 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
1706 * c-tree.h (struct c_expr): Define.
1707 (C_SET_EXP_ORIGINAL_CODE): Remove.
1708 (parser_build_binary_op, build_compound_expr): Update prototypes.
1709 * c-parse.in (%union): Add exprtype.
1710 (FUNC_NAME): Mark as ttype.
1711 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
1713 (expr): Update. Define directly in terms of expr_no_commas
1714 instead of using nonnull_exprlist.
1715 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
1716 offsetof_member_designator, typespec_nonreserved_nonattr, init,
1717 initval, designator, component_declarator,
1718 component_notype_declarator, enumerator, array_declarator,
1719 condition, exexpr, switch_statement, stmt_nocomp, stmt,
1720 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
1721 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
1723 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
1724 * c-common.c (c_common_truthvalue_conversion): Don't check
1725 C_EXP_ORIGINAL_CODE.
1726 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
1727 Don't use C_EXP_ORIGINAL_CODE.
1728 (default_conversion, default_function_array_conversion): Don't use
1729 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
1730 (internal_build_compound_expr): Merge into build_compound_expr.
1731 (build_compound_expr): Take two operands instead of a TREE_LIST.
1732 * objc/objc-act.c (get_super_receiver): Update calls to
1733 build_compound_expr.
1735 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1737 * config/sh/sh.c (sh_use_dfa_interface): Remove.
1738 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
1740 * config/sh/sh.md: Extract pipeline descriptions
1741 into separate files.
1742 * config/sh/sh1.md: New file, extracted from sh.md.
1743 * config/sh/sh4.md: New file, extracted from sh.md.
1744 * config/sh/shmedia.md: New file, extracted from sh.md
1745 and rewritten using new-style pipeline description.
1747 2004-07-18 Zack Weinberg <zack@codesourcery.com>
1749 * config/pa/pa.md: Delete the two remaining define_peephole
1752 2004-07-18 Steven Bosscher <stevenb@suse.de>
1753 Joseph S. Myers <jsm@polyomino.org.uk>
1755 * c-common.c (c_common_truthvalue_conversion): Don't warn if
1756 TREE_NO_WARNING is set.
1758 2004-07-18 Roger Sayle <roger@eyesopen.com>
1760 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
1761 simplify_builtin_strncmp): Delete.
1762 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
1763 Change argument to accept an arglist instead of an "exp". Assume
1764 that the return type is always integer_type_node. Copy missing
1765 transformations from their now obsolete simplify_builtin_*
1767 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
1768 fold_builtin_strcmp and fold_builtin_strncmp.
1769 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
1770 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
1771 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
1773 2004-07-18 Daniel Jacobowitz <dan@debian.org>
1775 * Makefile.in (tree-alias-common.o): Update dependencies.
1777 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
1779 * cfgloop.c (flow_loop_nested_p): Fix comment.
1781 2004-07-17 Jason Merrill <jason@redhat.com>
1784 * stor-layout.c (relayout_decl): New fn.
1785 * tree.h: Declare it.
1786 (DECL_BY_REFERENCE): New macro.
1788 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
1790 * libgcc2.c (__enable_execute_stack): New symbol.
1791 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
1792 and declare __enable_execute_stack.
1793 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
1794 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
1795 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1796 ENABLE_EXECUTE_STACK.
1797 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
1798 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1799 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1800 ENABLE_EXECUTE_STACK.
1801 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1802 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
1803 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1804 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1805 ENABLE_EXECUTE_STACK.
1806 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1807 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1808 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1809 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1810 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
1811 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1812 (sparc64_initialize_trampoline): Likewise.
1813 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
1815 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1817 * langhooks.h (builtin_function): New langhook.
1818 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
1819 (LANG_HOOKS_INITIALIZER): Update.
1820 * tree.h (builtin_function): Remove.
1821 * doc/tm.texi: Update.
1822 * c-tree.h (builtin_function): Declare.
1823 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
1824 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
1825 config/ia64/ia64.c, config/iq2000/iq2000.c,
1826 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1827 config/stormy16/stormy16.c: All callers of builtin_function
1830 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
1833 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1834 Remove white space after the backslash.
1836 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1838 PR rtl-optimization/16294
1839 * resource.c (return_insn_p): New predicate.
1840 (mark_target_live_regs): Use it. Special-case return insns.
1841 (init_resource_info): Use it. Don't scan the epilogue past
1844 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1846 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
1847 destroy dominance information.
1848 * passes.c (rest_of_handle_loop2): Free dominance information.
1849 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
1851 (thread_jumps): Update dominance information and remove unreachable
1853 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
1854 information and remove the unreachable block.
1856 2004-07-17 Graham Stott <graham.stott@btinternet.com>
1858 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
1860 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
1862 * doc/sourcebuild.texi: Remove libf2c entry.
1864 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
1866 * config/i386/i386.md (movv16qi_internal): Fix typo.
1868 2004-07-17 Steven Bosscher <stevenb@suse.de>
1870 * final.c (final_scan_insn): Fix broken commit from previous
1873 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1875 * c-typeck.c (parser_build_binary_op): Condition warnings for
1876 X<=Y<=Z on -Wparentheses instead of -Wextra.
1877 * doc/invoke.texi: Update. Document that most of -Wparentheses is
1878 supported for C only.
1880 2004-07-17 Steven Bosscher <stevenb@suse.de>
1882 * cfgcleanup.c (try_simplify_condjump): Don't remove line
1883 notes to avoid unreachable code warnings.
1884 * toplev.c (backend_init): Don't emit line notes for
1885 unreachable code warnings.
1887 * combine.c (distribute_notes): Don't distribute a
1888 REG_VTABLE_REF note.
1889 * final.c (final_scan_insn): Don't handle it.
1890 * rtl.c (reg_note_name): Remove it.
1891 * rtl.h (enum reg_node): Dito.
1893 * emit-rtl.c (force_line_numbers, restore_line_number_status):
1895 * rtl.h (force_line_numbers, restore_line_number_status):
1898 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
1899 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
1900 (using_eh_for_cleanups): Also moved here.
1902 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
1903 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
1904 to expand_start_case and add_case_node.
1905 * stmt.c (struct nesting): Cleanup unused fields condition_code,
1906 last_unconditional_cleanup, nominal_type, printname, and
1908 (struct fixup_goto): Remove.
1909 (struct stmt_status): Remove x_goto_fixup_chain field.
1910 (goto_fixup_chain): Remove.
1911 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
1912 pushcase, pushcase_range): Remove.
1913 (expand_start_bindings_and_block): Don't set unused fields in
1915 (expand_start_case, add_case_node): Cleanup unused formal arguments.
1916 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
1917 instead of emit_jump_if_reachable.
1918 (emit_case_nodes): Likewise.
1919 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
1921 (update_eh_label): Work around left-over exception handing regions.
1922 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
1923 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
1924 (pass_cleanup_cfg_post_optimizing): New pass.
1925 (init_tree_optimization_passes): Run the new pass after all
1927 * tree.h (pushcase, pushcase_range): Remove prototypes.
1928 (expand_start_case, add_case_node): Update prototypes.
1930 2004-07-16 Krister Walfridsson <cato@df.lth.se>
1932 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
1934 2004-07-16 Richard Henderson <rth@redhat.com>
1936 * builtins.c (std_expand_builtin_va_arg): Remove.
1937 (expand_builtin_va_arg): Remove.
1938 * expr.h: Don't declare them.
1939 * gimplify.c (mark_decls_volatile_r): Remove.
1940 (copy_if_shared_r): Don't call it.
1941 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
1942 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
1943 * gimple-low.c (lower_stmt): Likewise.
1944 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
1945 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
1946 * tree-ssa-operands.c (get_expr_operands): Likewise.
1947 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
1948 EXPAND_BUILTIN_VA_ARG.
1949 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
1950 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
1951 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
1952 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1954 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1956 * tree-ssa-pre.c (insert_aux): Break out if we hit
1959 2004-07-16 Richard Henderson <rth@redhat.com>
1961 * basic-block.h (remove_fake_exit_edges): Declare.
1962 * cfganal.c (remove_fake_predecessors): Rename from
1963 remove_fake_successors; iterate over predecessors.
1964 (remove_fake_exit_edges): New.
1965 * cfgcleanup.c (try_optimize_cfg): Use it.
1966 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
1967 * predict.c (estimate_probability): Likewise.
1968 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
1969 * tree-cfg.c (make_edges): Likewise.
1970 * tree-ssa-pre.c (fini_pre): Likewise.
1971 * profile.c (instrument_edges): Don't remove_fake_edges.
1972 (branch_prob): Do it earlier here.
1974 2004-07-16 Richard Henderson <rth@redhat.com>
1976 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
1977 switchification wrt CONSTRUCTOR. Document the reason.
1979 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
1981 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
1982 that prevented descriptive __mf_check source location strings.
1984 2004-07-16 Richard Henderson <rth@redhat.com>
1986 * tree-def (WITH_SIZE_EXPR): New.
1987 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
1988 * expr.c (expand_expr_real_1): Likewise.
1989 * gimplify.c (maybe_with_size_expr): New.
1990 (gimplify_arg, gimplify_modify_expr): Use it.
1991 (gimplify_modify_expr_to_memcpy): Take size parameter.
1992 (gimplify_modify_expr_to_memset): Likewise.
1993 (gimplify_expr): Handle WITH_SIZE_EXPR.
1994 * tree-alias-common.c (find_func_aliases): Likewise.
1995 * tree-eh.c (tree_could_trap_p): Likewise.
1996 (tree_could_throw_p): Likewise.
1997 * tree-gimple.c (is_gimple_lvalue): Likewise.
1998 (get_call_expr_in): Likewise.
1999 * tree-inline.c (estimate_num_insns_1): Likewise.
2000 (expand_calls_inline): Likewise.
2001 * tree-nested.c (convert_call_expr): Likewise.
2002 * tree-pretty-print.c (dump_generic_node): Likewise.
2003 * tree-sra.c (sra_walk_expr): Likewise.
2004 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2005 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2006 * tree-ssa-operands.c (get_expr_operands): Likewise.
2007 * tree-tailcall.c (find_tail_calls): Likewise.
2009 * calls.c (expand_call): Reset old_stack_allocated after
2010 calling emit_stack_restore.
2012 2004-07-16 Richard Henderson <rth@redhat.com>
2014 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2015 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2016 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2017 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2018 copy_res_decl_for_inlining.
2020 * tree-inline.c (declare_return_variable): New modify_dest argument.
2021 Use it as the return value, when possible or manditory. Handle
2022 TREE_ADDRESSABLE types.
2023 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2024 replacement of CALL_EXPR.
2026 2004-07-16 Richard Henderson <rth@redhat.com>
2028 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2029 * gimple-low.c (expand_var_p): Don't check it.
2030 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2031 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2032 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2033 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2034 (find_referenced_vars): Don't call them.
2035 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2037 2004-07-16 Richard Henderson <rth@redhat.com>
2039 * function.c (pass_by_reference): True for all variable sized types.
2041 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2043 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2044 * tree-pretty-print.c: Include tree-chrec.h.
2045 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2046 and POLYNOMIAL_CHREC nodes.
2048 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2050 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2053 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2055 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2057 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2059 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2061 * config/s390/s390.c: Likewise.
2062 * config/s390/s390.h: Likewise.
2064 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2066 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2067 of $sp adds. Remove REGNO checks from mips16 patterns.
2069 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2071 * config/mips/mips.md: Delete outdated comment.
2073 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2075 * config/mips/mips.c (get_float_compare_codes): Delete.
2076 (mips_emit_compare): New function, mostly extracted from
2077 get_float_compare_codes and gen_conditional_branch.
2078 (gen_conditional_branch, gen_conditional_move): Use it.
2080 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2082 * genautomata.c (add_vect): Speedup by using integers as
2083 bit-vectors for walking through the comb_vect and finding
2086 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2088 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2089 operand is an uns_arith_operand; use subtraction otherwise.
2090 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2091 not just arith_operands.
2093 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2095 * config/mips/mips-protos.h (gen_int_relational): Delete.
2096 (mips_emit_scc): Declare.
2097 * config/mips/mips.c (internal_test): Delete.
2098 (sle_operand, sleu_operand): New functions.
2099 (map_test_to_internal_test, gen_int_relational): Delete.
2100 (mips_emit_binary, mips_relational_operand_ok_p)
2101 (mips_emit_int_relational, mips_zero_if_equal)
2102 (mips_emit_scc): New functions.
2103 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2104 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2106 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2107 (sltu, sleu): Use mips_emit_scc.
2108 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2109 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2110 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2112 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2114 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2116 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2118 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2119 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2120 (*sgt_[sd]i): ...and sgt_[sd]i.
2121 (*slt_[sd]i): ...and slt_[sd]i.
2122 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2123 (*sltu_[sd]i): ...and sltu_[sd]i.
2124 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2125 Name previously unnamed mips16 patterns. Formatting fixes.
2127 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2129 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2130 (branch_type): Delete.
2131 (gen_conditional_branch, gen_conditional_move)
2132 (mips_gen_conditional_trap): Update after name change. Get the
2133 comparison mode from cmp_operands[0].
2134 * config/mips/mips.h (cmp_type, branch_type): Delete.
2135 (cmp_operands): Renamed from branch_cmp.
2136 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2137 name change. Don't set branch_type.
2138 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2139 mode class of cmp_operands[0] rather than branch_type. Update after
2142 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2144 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2145 of 0...255 to 0 when inside a SET.
2147 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2149 * config/mips/mips.md: Remove mips16 define_peepholes.
2151 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2153 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2154 (fini_pre): Remove fake edges.
2156 2004-07-15 Richard Henderson <rth@redhat.com>
2158 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2159 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2161 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2163 * vec.h (VEC_address): New function.
2165 2004-07-14 Jason Merrill <jason@redhat.com>
2168 * gimplify.c (gimplify_arg): New fn, split out from...
2169 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2171 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2173 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2174 generate code which is generated by pushqi1 now
2175 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2177 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2179 * combine.c (simplify_set): match the mode of the constant 0 with
2180 the tested operand to match the compare behaviour and the
2181 simplify_relational_operation() expectation.
2183 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2185 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2188 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2190 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2192 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2194 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2196 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2197 calls in mips16 code.
2199 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2201 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2202 the destination of the li as well as for the neg.
2204 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2207 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2208 * cgraph.h: Update declaration.
2209 * c-decl.c (build_cdtor): Update call with default priority.
2210 * coverage.c (create_coverage): Ditto.
2211 * tree-mudflap.c (mf_init_fndecl): New tree.
2212 (mudflap_init): Set it.
2213 (mudflap_register_call): Arrange to call __mf_init before the first
2215 (mudflap_finish_file): Mark the mudflap static initializer as extra
2216 high priority, to beat all C++ static constructors.
2218 2004-07-15 Jeff Law <law@redhat.com>
2220 * loop.c (check_insn_for_givs): Restore check for code labels that was
2221 accidentally deleted by a recent checkin.
2223 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2225 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2226 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2228 2004-07-14 Richard Henderson <rth@redhat.com>
2230 * print-tree.c (print_node): Fix casts last change.
2232 2004-07-15 Paul Brook <paul@codesourcery.com>
2234 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2235 to TARGET_UNWIND_INFO.
2236 * except.c (output_function_exception_table): Ditto.
2238 * opts.c (decode_options): Ditto.
2239 * passes.c (rest_of_handle_final): Ditto.
2240 * final.c (final_start_function): Ditto.
2241 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2243 * targhooks.h (default_unwind_emit): Declare.
2244 * targhooks.c (default_unwind_emit): New function.
2245 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2246 * target.h (struct gcc_target): Add unwind_emit.
2247 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2248 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2249 Remove IA64_UNWIND_EMIT.
2250 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2252 2004-07-14 Richard Henderson <rth@redhat.com>
2254 * print-tree.c (print_node): Handle SSA_NAME.
2256 2004-07-14 James E Wilson <wilson@specifixinc.com>
2259 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2260 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2262 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2264 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2265 Use alias set 0 for memory, do proper mode calculations and adjust
2266 address for memories.
2268 2004-07-14 Per Bothner <per@bothner.com>
2270 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2271 structure with extra column field.
2272 * tree.c (expand_location): Also fill in column field.
2273 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2274 gets confused by the two conditionally-compiled definitions.
2276 2004-07-14 Eric Christopher <echristo@redhat.com>
2278 * calls.c (expand_call): Fix typo in comment.
2280 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2282 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2283 comparision of TFmode.
2285 2004-07-14 Richard Henderson <rth@redhat.com>
2287 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2288 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2289 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2290 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2291 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2292 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2293 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2294 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2295 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2297 2004-07-14 Mike Stump <mrs@apple.com>
2299 * config/darwin.h (WINT_TYPE): Define to be int to match
2300 system header files.
2302 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2304 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2305 that must be passed in the stack.
2306 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2307 arguments if the size is not a constant.
2309 2004-07-14 Per Bothner <per@bothner.com>
2311 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2312 instead of EXPR_LOCUS in a boolean context, which is always true
2313 if --enable-mapped-location.
2314 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2316 2004-07-14 Richard Henderson <rth@redhat.com>
2318 * dominance.c (struct dom_info): Add fake_exit_edge.
2319 (init_dom_info): Allocate it.
2320 (free_dom_info): Free it.
2321 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2323 (calc_idoms): Honor fake_exit_edge.
2325 2004-07-13 Jason Merrill <jason@redhat.com>
2327 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2328 (rhs_test_for): New fn.
2329 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2330 * tree-gimple.h: Declare them.
2331 * gimplify.c (gimplify_modify_expr): Use the new fns.
2333 2004-07-14 Richard Henderson <rth@redhat.com>
2335 * config/arm/arm-protos.h (arm_va_arg): Remove.
2336 * config/arm/arm.c (arm_va_arg): Remove.
2337 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2338 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2340 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2342 * pa.c (fix_range): New function to mark a range(s) of registers as
2344 (override_options): Call fix_range if the -mfixed-range option string
2346 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2347 * doc/invoke.texi (-mfixed-range): Document new option.
2349 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2351 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2353 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2355 2004-07-14 Roger Sayle <roger@eyesopen.com>
2357 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2358 by a positive power of two, split out from expand_divmod. Provide
2359 an alternate implementation when shifts are expensive. Lower the
2360 threshold for using a branchless implementation to BRANCH_COST >= 2.
2361 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2363 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2365 * tree-dfa.c (make_rename_temp): *Really* work just
2366 like create_tmp_var if called while outside SSA form.
2368 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2370 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2371 for division by zero.
2372 ("umodsi3"): Likewise.
2374 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2376 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2377 force loads of negative constants to be split.
2378 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2379 Generalize SImode li/neg splitter to cope with other modes.
2381 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2383 * expmed.c: Remove more references to QUEUED in the comments.
2386 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2389 2004-07-13 Richard Henderson <rth@redhat.com>
2390 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2393 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2395 * tree-dfa.c (make_rename_temp): Work just like
2396 create_tmp_var if called while outside SSA form.
2398 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2400 * expr.c (enqueue_insn, finish_expr_for_function,
2401 protect_from_queue, queued_subexp_p, mark_queue,
2402 emit_insns_enqueued_after_mark, emit_queue,
2403 expand_increment): Remove.
2404 (store_constructor): Expand increment as an assignment.
2405 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2406 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2407 case POSTDECREMENT_EXPR>): Abort.
2408 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2409 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2410 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2411 * function.h (pending_chain, x_pending_chain): Remove.
2412 * rtl.def (QUEUED): Remove.
2414 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2415 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2416 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2417 encode_units_mask): Likewise.
2418 * local-alloc.c (equiv_init_varies_p): Likewise.
2419 * rtl.c (copy_rtx): Likewise.
2420 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2421 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2422 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2424 * builtins.c (expand_builtin, expand_builtin_apply,
2425 expand_builtin_mathfn, expand_builtin_mathfn_2,
2426 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2427 Remove calls to emit_queue and protect_from_queue.
2428 * calls.c (expand_call, precompute_arguments,
2429 precompute_register_parameters, rtx_for_function_call,
2430 store_one_arg): Likewise.
2431 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2432 * explow.c (memory_address): Likewise.
2433 * expmed.c (clear_by_pieces_1, clear_storage,
2434 clear_storage_via_libcall, emit_group_load,
2435 emit_group_store, emit_store_flag,
2436 expand_expr_real_1, store_by_pieces,
2437 store_constructor, store_expr, try_casesi,
2438 try_tablejump): Likewise.
2439 * function.c (expand_pending_sizes): Likewise.
2440 * optabs.c (emit_cmp_and_jump_insns,
2441 emit_conditional_add, emit_conditional_move,
2442 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2443 * stmt.c (emit_case_bit_tests,
2444 expand_asm_expr, expand_computed_goto,
2445 expand_decl_init, expand_end_case_type,
2446 expand_end_stmt_expr, expand_expr_stmt_value,
2447 expand_return, expand_start_case,
2448 optimize_tail_recursion): Likewise.
2449 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2450 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2452 2004-07-14 Ben Elliston <bje@au.ibm.com>
2454 * vec.h: Comment fix.
2456 2004-07-13 Richard Henderson <rth@redhat.com>
2458 * target.h (struct gcc_target): Add calls.pass_by_reference.
2459 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2460 * function.c (pass_by_reference): Use the hook.
2461 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2462 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2463 (hook_pass_by_reference_must_pass_in_stack): New.
2464 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2465 (alpha_pass_by_reference): New.
2466 (TARGET_PASS_BY_REFERENCE): New.
2467 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2468 * config/arc/arc.c (arc_pass_by_reference): New.
2469 (TARGET_PASS_BY_REFERENCE): New.
2470 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2471 (FUNCTION_ARG_CALLEE_COPIES): True.
2472 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2473 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2474 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2475 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2476 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2477 * config/cris/cris.c (cris_pass_by_reference): New.
2478 (TARGET_PASS_BY_REFERENCE): New.
2479 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2480 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2481 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2482 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2483 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2484 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2485 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2486 (frv_function_arg_pass_by_reference): Remove.
2487 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2488 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2489 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2490 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2491 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2492 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2493 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2494 (ia64_pass_by_reference): Rename from
2495 ia64_function_arg_pass_by_reference.
2496 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2497 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2498 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2499 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2500 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2501 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2502 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2503 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2504 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2505 (m32r_pass_by_reference): Adjust prototype. Make static.
2506 Handle mode sizes correctly.
2507 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2508 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2509 (m68hc11_function_arg_pass_by_reference): Remove.
2510 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2511 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2512 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2513 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2514 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2515 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2516 (mips_va_arg): Use pass_by_reference.
2517 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2518 Handle mode sizes correctly.
2519 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2520 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2521 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2522 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2523 (mmix_pass_by_reference): Rename from
2524 mmix_function_arg_pass_by_reference.
2525 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2526 (FUNCTION_ARG_CALLEE_COPIES): True.
2527 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2528 (mn10300_pass_by_reference): New.
2529 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2530 (FUNCTION_ARG_CALLEE_COPIES): True.
2531 * config/pa/pa.c (pa_pass_by_reference): New.
2532 (TARGET_PASS_BY_REFERENCE): New.
2533 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2534 (FUNCTION_ARG_CALLEE_COPIES): True.
2535 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2536 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2537 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2538 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2539 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2540 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2541 (s390_pass_by_reference): Rename from
2542 s390_function_arg_pass_by_reference.
2543 (s390_function_arg_advance): Don't query pass-by-ref.
2544 (s390_function_arg): Likewise.
2545 (s390_gimplify_va_arg): Use pass_by_reference.
2546 (s390_call_saved_register_used): Likewise.
2547 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2548 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2549 (shcompact_byref, sh_pass_by_reference): New.
2550 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2551 (SHCOMPACT_BYREF): Remove.
2552 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2553 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2554 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2555 (sparc_gimplify_va_arg): Use pass_by_reference.
2556 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2557 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2558 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2559 (v850_pass_by_reference): New.
2560 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2561 (FUNCTION_ARG_CALLEE_COPIES): True.
2562 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2563 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2565 2004-07-14 Richard Henderson <rth@redhat.com>
2566 Richard Sandiford <rsandifo@redhat.com>
2568 * config/mips/mips-protos.h (mips_va_arg): Delete.
2569 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2570 * config/mips/mips.c: Include tree-gimple.h.
2571 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2572 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2573 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2574 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2576 2004-07-13 Bob Wilson <bob.wilson@acm.org>
2578 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2579 arguments for COND_EXPR in big-endian adjustment code.
2581 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2583 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2584 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2585 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2586 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2588 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2590 PR tree-optimization/16443
2591 * tree-ssa-alias.c: Add more description for
2592 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2593 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2594 clobbering of call-clobbered and addressable variables. If
2595 there are any before aliases have been computed, add them.
2597 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2599 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2602 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
2604 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2605 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
2608 2004-07-13 Per Bothner <per@bothner.com>
2610 * collect2.c (main): Handle --no-demangle and --demangle flags.
2612 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
2614 * Makefile.in (OBJS-common): Add tree-data-ref.o.
2615 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2616 (tree-data-ref.o): New rule.
2617 * lambda.h: New file.
2618 * tree-data-ref.c: New file.
2619 * tree-data-ref.h: New file.
2620 * tree.c (int_cst_value, tree_fold_gcd): New functions.
2621 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
2623 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2626 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
2627 * config/sparc/sparc.c (output_ubranch): New function.
2628 * config/sparc/sparc.md (jump pattern): Use it.
2630 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2633 * config/sparc/sparc.c (output_cbranch): Properly guard
2634 the code handling far branches with TARGET_V9.
2635 * config/sparc/sparc.md (length attribute): Document the
2636 side-effect of having a length greater or equal to 3.
2638 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2639 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
2642 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
2643 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
2645 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2646 Martin Sebor <sebor@roguewave.com>
2649 * doc/invoke.texi (SPARC options): Document -threads
2650 and -pthreads on Solaris.
2652 2004-07-13 Richard Henderson <rth@redhat.com>
2654 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
2656 (ind_gimplify_va_arg_expr): Remove.
2657 * tree.h (ind_gimplify_va_arg_expr): Remove.
2658 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
2659 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
2662 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
2663 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
2664 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
2665 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
2666 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
2668 2004-07-13 Richard Henderson <rth@redhat.com>
2670 * function.c (pass_by_reference): New.
2671 (assign_parm_find_data_types): Use it.
2672 * calls.c (initialize_argument_information): Likewise.
2673 (emit_library_call_value_1): Likewise.
2674 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2675 * function.h (pass_by_reference): Declare.
2677 2004-07-13 Richard Henderson <rth@redhat.com>
2679 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
2680 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
2681 * expr.h (MUST_PASS_IN_STACK): Remove.
2682 * system.h (MUST_PASS_IN_STACK): Poison.
2683 * tree.h (must_pass_in_stack_var_size): Declare.
2684 (must_pass_in_stack_var_size_or_pad): Declare.
2685 * calls.c (must_pass_in_stack_var_size): New.
2686 (must_pass_in_stack_var_size_or_pad): Rename from
2687 default_must_pass_in_stack.
2688 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
2689 (TARGET_MUST_PASS_IN_STACK): New.
2690 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
2691 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
2692 (TARGET_MUST_PASS_IN_STACK): New.
2693 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
2694 * config/frv/frv.c (frv_must_pass_in_stack): New.
2695 (TARGET_MUST_PASS_IN_STACK): New.
2696 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
2697 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
2698 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
2699 (ix86_must_pass_in_stack): Make static.
2700 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
2701 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
2702 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
2703 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
2704 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
2705 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
2706 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
2707 (mcore_must_pass_on_stack): Remove.
2708 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
2709 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
2710 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
2711 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
2712 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
2713 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
2714 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
2715 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
2716 (TARGET_MUST_PASS_IN_STACK): New.
2717 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
2718 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
2719 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
2720 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
2721 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
2722 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
2723 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
2726 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
2727 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
2728 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
2729 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
2730 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
2731 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
2732 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
2733 config/xtensa/xtensa.c: Use target hook.
2735 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
2737 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
2738 * configure: Rebuilt.
2740 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2742 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
2743 * config/mips/mips.h (mips_reg_names): Don't declare.
2744 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
2745 (TARGET_NAME_REGS): Delete.
2746 (TARGET_SWITCHES): Remove -mrnames.
2747 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
2748 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
2750 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
2751 (override_options): Remove handling of TARGET_NAME_REGS.
2753 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2755 * config/mips/mips.h (TARGET_*): Boolify.
2757 2004-07-12 Nick Clifton <nickc@redhat.com>
2759 * config.gcc: Add sh-*-symbianelf target.
2760 * config/sh/sh.c: Add new target macros:
2761 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
2762 TARGET_CXX_IMPORT_EXPORT_CLASS.
2763 (sh_file_start): Create a definition of the .directive section.
2764 (sh_attribute): Add dllimport and dllexport attributes.
2765 * config/sh/symbian-pre.h: New file.
2766 * config/sh/symbian-post.h: New file.
2767 * config/sh/symbian.c: New file. Contains Symbian specific
2769 * config/sh/sh-protos.h: Add prototypes for new functions
2770 provided by symbian.c.
2771 * config/sh/t-symbian: New file.
2772 * doc/extend.texi: Document support for dllimport and dllexport
2773 attributes by the sh-symbianelf target.
2775 2004-07-12 James E Wilson <wilson@specifixinc.com>
2777 * Makefile.in (AR): Use @AR@ not ar.
2779 (AR_FOR_TARGET): Use $(AR) not ar for native.
2780 (NM_FOR_TARGET): Use $(NM) not nm for native.
2781 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
2782 * configure: Regenerate.
2784 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
2786 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
2788 (ashldi3_sp64): Likewise.
2790 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2793 * pa.c (function_arg): Update comment.
2794 * pa.h (BLOCK_REG_PADDING): Define.
2796 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2798 PR tree-optimization/16461
2799 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
2800 arguments of phi nodes.
2802 2004-07-12 Devang Patel <dpatel@apple.com>
2804 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
2806 2004-07-12 Steve Ellcey <sje@cup.hp.com>
2808 * function.c (expand_function_start): Ensure r_save is in Pmode.
2809 * calls.c (prepare_call_address): Ensure static_chain_value is
2811 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
2812 r_save_area are in Pmode.
2813 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
2814 fnaddr, and static_chain are in Pmode.
2816 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2819 * config/ia64/ia64.c (bundling): Don't count ignored insns.
2821 2004-07-12 Richard Henderson <rth@redhat.com>
2823 * target.h (struct gcc_target): Move gimplify_va_arg_expr
2824 next to build_builtin_va_list.
2825 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
2826 * builtins.c (gimplify_va_arg_expr): Likewise.
2827 * gimplify.c (copy_if_shared_r): Likewise.
2829 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
2831 * passes.c (rest_of_decl_compilation): Don't defer call of
2832 assemble_variable if its DECL_RTL is already set.
2834 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
2836 * cfgloop.h (struct loop): Add nb_iterations field.
2837 (current_loops): Declare.
2838 * tree-chrec.c (chrec_not_analyzed_yet,
2839 chrec_dont_know, chrec_known, count_ev_in_wider_type,
2840 chrec_contains_symbols_defined_in_loop): Remove the temporary
2842 * tree-flow-inline.h (loop_containing_stmt): New function.
2843 * tree-scalar-evolution.c: Add implementation.
2844 * tree-scalar-evolution.h: Add declarations.
2846 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2848 PR rtl-optimization/15921
2849 * Makefile.in (global.o): Add recog.h.
2851 * global.c (recog.h): Add the include-clause.
2852 (bb_info): New member earlyclobber.
2853 (allocate_bb_info, free_bb_info): Initialize/finish the new
2855 (earlyclobber_regclass, earlyclobber_regclass_length): The new
2857 (check_earlyclobber, regclass_intersect,
2858 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
2860 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
2861 (make_accurate_live_analysis): Modify pavin.
2863 2004-07-12 Diego Novillo <dnovillo@redhat.com>
2865 * tree-cfg.c (find_taken_edge): Statically compute the truth
2866 value of a predicate comparing an SSA_NAME to itself.
2868 2004-07-12 Roger Sayle <roger@eyesopen.com>
2870 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
2871 rs6000 doesn't have shift-and-add or shift-and-sub instructions
2872 by returning the cost of a multiplication plus an addition.
2874 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2876 PR tree-optimization/14107
2877 * gimplify.c (gimplify_return_expr): Accept a
2878 RETURN_EXPR with an error argument.
2879 * tree-optimize.c (init_tree_optimization_passes):
2880 Run pass_warn_function_return at -O0.
2882 2004-07-12 Roger Sayle <roger@eyesopen.com>
2884 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
2887 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
2889 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
2890 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2891 * config/mips/3000.md: Add copyright notice. Remove automota and
2892 function units; use generic ones instead. Only define reservations
2893 for things that are different from generic.md. Extend each clause
2895 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
2896 * config/mips/mips.md: Include them. Remove define_function_units.
2897 (alu, imuldiv): New automata and units.
2899 2004-07-12 Ben Elliston <bje@au.ibm.com>
2901 * doc/invoke.texi (Optimize Options): Document -frename-registers
2902 not being enabled by default at -O3.
2904 2004-07-11 Roger Sayle <roger@eyesopen.com>
2906 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
2907 floating point additions, to keep real immediate constant positive.
2908 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
2909 into X + C, and leave positive real constants as X - C.
2911 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2913 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
2915 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2917 PR tree-optimization/15654
2918 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
2920 2004-07-11 Roger Sayle <roger@eyesopen.com>
2922 * builtins.c (fold_builtin_fputs): Don't bother converting the
2923 return type to integer_type_node, as we've already checked that
2924 the result will be ignored.
2926 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
2927 that signed addition, subtraction, multiplication, division,
2928 remainder, negation and absolute value may potentially trap.
2930 * fold-const.c (fold_ignored_result): New function to strip
2931 non-side-effecting tree nodes from an expression whose result
2933 (fold_convert): Call fold_ignored_result when casting a value
2935 (omit_one_operand): Call fold_ignored_result on the "omitted"
2936 operand when building a COMPOUND_EXPR.
2937 (pedantic_omit_one_operand): Likewise.
2938 * tree.h (fold_ignored_result): Prototype here.
2939 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
2940 when we're going to ignore the result.
2942 2004-07-11 Richard Henderson <rth@redhat.com>
2945 * tree-ssa-ccp.c (fold_stmt_r): Split out...
2946 * tree.c (fields_compatible_p, find_compatible_field): ... new.
2947 * tree.h (fields_compatible_p, find_compatible_field): Declare.
2948 * tree-sra.c (sra_hash_tree): Hash fields by offset.
2949 (sra_elt_eq): Use fields_compatible_p.
2950 (generate_one_element_ref): Use find_compatible_field.
2952 2004-07-11 Richard Henderson <rth@redhat.com>
2955 * tree-sra.c (generate_one_element_init): New.
2956 (generate_element_init): Use it.
2957 (scalarize_init): Push/pop gimplify context around it.
2958 (find_new_referenced_vars_1, find_new_referenced_vars): New.
2959 * gimplify.c (gimplify_expr): Allow SSA_NAME.
2961 2004-07-11 Roger Sayle <roger@eyesopen.com>
2963 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
2964 combine.c's combine_insn_cost.
2965 * rtl.h (insn_rtx_cost): Prototype here.
2966 * combine.c (combine_insn_cost): Delete function.
2967 (combine_validate_cost): Update callers of combine_insn_cost to
2968 call insn_rtx_cost instead.
2969 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
2970 requesting the rtx_cost of call and/or jump instructions.
2972 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
2973 rtx_cost directly. Don't request/use the cost of call or jump
2974 instructions. Return -1 if the cost of any instruction can't be
2975 determined (or the BB contains a function call).
2976 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
2977 -1 (i.e. can't determine the cost of any instruction or the basic
2978 block contains a subroutine call).
2979 (find_if_case_2): Likewise.
2981 2004-07-11 Roger Sayle <roger@eyesopen.com>
2983 * rs6000.c (struct processor_costs): Change semantics of fields to
2984 include the COST_N_INSNS scaling, and update all initializers.
2985 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
2986 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
2987 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
2988 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
2990 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2992 * LANGUAGES: Remove obsolete information.
2994 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2996 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
2997 SIGBUS signal frames, the PSW address points *to* the faulting
2998 instruction, not after it.
3000 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3002 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3003 added to TLS symbol addresses.
3005 2004-07-11 Richard Henderson <rth@redhat.com>
3007 * expmed.c (init_expmed): Use stack-local structures for
3008 temporary rtl. Don't recognize shifts.
3010 2004-07-11 Richard Henderson <rth@redhat.com>
3012 * expr.c (store_expr): Don't fiddle subreg promotion for types
3013 with precision smaller than the mode.
3015 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3017 * tree.h (all_types_permanent): Remove.
3019 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3021 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3022 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3023 * langhooks.c (lhd_clear_binding_stack): Remove.
3024 * langhooks-def.h (lhd_clear_binding_stack,
3025 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3026 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3027 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3028 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3029 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3030 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3031 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3032 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3033 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3034 * tree.h (poplevel): Don't declare.
3035 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3036 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3037 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3038 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3041 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3043 PR tree-optimization/16437
3044 * c-common.c (shorten_compare): Don't mark result of conversion to
3045 narrower signed type as overflowing.
3046 * fold-const.c (decode_field_reference): Determine whether
3047 signedness comes from outer type using precision rather than size.
3049 2004-07-11 Phil Edwards <phil@codesourcery.com>
3051 * configure.ac: Alphabetize --enable-checking list, add
3052 missing valgrind entry.
3053 * configure: Regenerate.
3055 2004-07-11 Phil Edwards <phil@codesourcery.com>
3057 * doc/install.texi (Testing): Fix syntax in "make check" example.
3059 2004-07-10 James E Wilson <wilson@specifixinc.com>
3061 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3063 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3065 PR rtl-optimization/16001
3066 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3069 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3071 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3073 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3074 James Morrison <phython@gcc.gnu.org>
3076 * doc/contrib.texi (Contributors): Add gfortran contributors and
3077 fix a couple of typos.
3079 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3081 PR rtl-optimization/15387
3082 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3083 to incoming args space correctly.
3085 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3087 * pa.c (output_indirect_call): Only use %r2 as the link register in
3088 indirect calls with the long PA 2.0 pc-relative branch.
3090 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3092 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3093 for the default tuning if TARGET_64BIT.
3095 2004-07-10 Richard Henderson <rth@redhat.com>
3097 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3098 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3100 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3102 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3103 * expmed.c (store_bit_field, extract_bit_field): Remove last
3105 * builtins.c (expand_builtin_signbit): Adjust callers.
3106 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3107 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3108 * ifcvt.c (noce_emit_move_insn): Likewise.
3109 * stmt.c (expand_return): Likewise.
3110 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3111 store_field, expand_expr_real_1): Likewise.
3113 2004-07-10 Richard Henderson <rth@redhat.com>
3115 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3117 2004-07-09 Mike Stump <mrs@apple.com>
3119 * config/darwin.c (no_dead_strip): Add.
3120 (HAVE_DEAD_STRIP): Add.
3121 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3124 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3126 * tree-ssa-loop-im.c: New file.
3127 * Makefile.in (tree-ssa-loop-im.o): Add.
3128 * cfgloop.c (superloop_at_depth): New function.
3129 * cfgloop.h (superloop_at_depth): Declare.
3130 * common.opt (ftree-lim): New flag.
3131 * expr.c (array_ref_up_bound): New function.
3132 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3133 * timevar.def (TV_LIM): New timevar.
3134 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3135 computing immediate uses of a phi node.
3136 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3137 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3138 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3139 * tree-pass.h (pass_lim): Declare.
3140 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3142 (pass_lim): New pass structure.
3143 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3144 * tree.c (in_array_bounds_p): New function.
3145 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3146 (in_array_bounds_p, array_ref_up_bound): Declare.
3147 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3148 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3150 2004-07-09 Richard Henderson <rth@redhat.com>
3152 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3154 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3157 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3159 * flags.h: Delete redundant prototypes that are being generated
3160 in options.h from common.opt.
3161 * common.opt: Add in the expository comments formerly in flags.h.
3163 2004-07-09 Jan Beulich <jbeulich@novell.com>
3165 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3166 available for use only when TARGET_MMX/_SSE is set, and check for
3167 variable argument function if any register count is non-zero.
3168 (function_arg): Correctly suppress repeated warnings for passing SSE
3169 vectors are arguments without SSE enabled.
3170 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3171 would be SSE register modes does no longer influence the alignment.
3173 2004-07-09 Richard Henderson <rth@redhat.com>
3175 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3176 Always align upward to arg boundary. Use size_in_bytes/round_up.
3177 Maintain type-correctness of constants.
3178 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3180 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3182 * config/sparc/sparc.c (*_costs): Scale instruction costs
3184 (sparc_rtx_costs): Adjust as appropriate.
3186 2004-07-09 Jan Beulich <jbeulich@novell.com>
3188 * config/i386/mm3dnow.h: New.
3189 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3191 2004-07-09 Richard Henderson <rth@redhat.com>
3193 * simplify-rtx.c (simplify_const_relational_operation): Only
3194 look at bounds of scalar integers.
3196 2004-07-09 Jan Beulich <jbeulich@novell.com>
3198 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3200 2004-07-09 Andrew Pinski <apinski@apple.com>
3202 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3204 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3205 UOBJC_METACLASS_decl.
3207 2004-07-09 James E Wilson <wilson@specifixinc.com>
3210 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3211 do return a parallel if hfa_mode == XFmode and mode == TImode.
3213 2004-07-09 Jan Beulich <jbeulich@novell.com>
3215 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3216 permissible for unary plus.
3218 2004-07-09 Jan Beulich <jbeulich@novell.com>
3220 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3221 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3222 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3223 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3224 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3225 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3226 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3227 (BUILTIN_xxxIMAX): New.
3228 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3229 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3230 BUILT_IN_PARITYIMAX.
3232 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3234 * config/sparc/sparc.h (processor_costs): Define.
3235 (sparc_costs): Declare.
3236 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3237 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3238 ultrasparc3_costs): New.
3239 (sparc_override_options): Set sparc_costs as appropriate.
3240 (sparc_rtx_costs): Use sparc_costs instead of messy
3243 2004-07-09 Steven Bosscher <stevenb@suse.de>
3245 * doc/md.texi (Processor pipeline description): Mention that
3246 the old pipeline description is deprecated.
3248 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3249 mciu_7450 function unit to...
3250 (automaton ppc7450mciu): ...new automaton.
3252 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3253 (schedule_block): Don't consider inserting bubbles.
3254 (sched_init): Don't initialize DFA bubbles.
3255 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3256 TARGET_SCHED_DFA_BUBBLE): Remove.
3257 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3258 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3259 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3261 * stmt.c (conditional_context): Remove prototype.
3262 * tree.h (conditional_context): Remove.
3263 * tree-cfg.c (pre_insert_on_edge): Remove.
3265 * c-common.h (c_expand_asm_operands): Remove prototype.
3266 * c-typeck.c (c_expand_asm_operands): Remove.
3268 2004-07-09 Jan Beulich <jbeulich@novell.com>
3270 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3271 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3272 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3273 and V8QI are class SSE. All sufficiently small remaining vector modes
3274 must be passed in one or two integer registers.
3275 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3277 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3278 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3279 and must thus be handled explicitly.
3280 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3282 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3283 movv2sf_internal): Permit moving between MMX and XMM registers (since
3284 MMX areguments and return values are passed in XMM registers).
3285 (sse2_umulsidi3): Correct type and mode.
3287 2004-07-09 Richard Henderson <rth@redhat.com>
3289 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3291 2004-07-09 Eric Christopher <echristo@redhat.com>
3293 * config/rs6000/40x.md: Split into two automatons.
3295 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3296 Andrew Pinski <apinski@apple.com>
3298 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3299 on when we have more than one input file.
3300 (c_common_parse_file): Restore loop over all input files.
3301 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3303 * c-decl.c (set_type_context): New function.
3304 (pop_scope): Use it to set context of types. When we
3305 encounter a TYPE_DECL, set the context of the attached type too.
3306 (pop_file_scope): Don't call cpp_undef_all here.
3307 (diagnose_mismatched_decls): Do not complain about a second
3308 definition of an 'extern inline' function if it's not in the
3309 same translation unit. Do not complain about inline
3310 declaration after use if the use was in a different
3312 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3313 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3315 (pushdecl_top_level): Likewise.
3316 (grokdeclarator): Clarify what is going on with setting
3317 DECL_EXTERNAL on function types, a little.
3318 (c_write_global_declarations): Don't do anything if
3319 -fsyntax-only or errors have been encountered.
3321 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3323 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3325 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3328 * pa.c (output_indirect_call): Use %r2 as the link register when
3329 calling $$dyncall with a pc-relative branch.
3331 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3333 * doc/install.texi (Binaries): Mention OpenPKG.
3335 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3337 Fix PR tree-optimization/15555
3338 * tree-dfa.c (dump_variable): If the variable is a pointer
3339 SSA_NAME, also dump its points-to information.
3340 * tree-flow.h (struct ptr_info_def): Add field
3342 (dump_points_to_info_for): Declare.
3343 (debug_points_to_info_for): Declare.
3344 * tree-optimize.c (init_tree_optimization_passes): Add a
3345 second alias analysis pass after DOM2.
3346 Move pass_del_pta to a later spot.
3347 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3348 create a name tags when we find a dereferenced pointer. Just
3349 mark the pointer dereferenced.
3350 (collect_points_to_info_for): Move code to clear points-to
3351 information to create_name_tags.
3352 (create_name_tags): New function.
3353 (compute_flow_sensitive_aliasing): Call it.
3354 (setup_pointers_and_addressables): Mark type tags for renaming
3356 (create_memory_tag): ... here.
3357 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3358 (dump_points_to_info_for): Declare extern.
3359 (debug_points_to_info_for): New function.
3361 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3363 * config/arc/arc.md: Switch to DFA-based scheduler description.
3364 * config/arc/arc.c: Switch to DFA-based scheduler description.
3366 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3368 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3371 2004-07-09 Richard Henderson <rth@redhat.com>
3373 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3374 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3375 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3376 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3378 * config/v850/v850-protos.h (v850_va_arg): Remove.
3379 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3380 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3381 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3382 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3383 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3385 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3388 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3389 and DImode to use +/-4k offset.
3391 2004-07-09 Richard Henderson <rth@redhat.com>
3393 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3395 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3396 (xstormy16_gimplify_va_arg_expr): Rewrite from
3397 xstormy16_expand_builtin_va_arg.
3398 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3400 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3401 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3403 * config/sh/sh-protos.h (sh_va_arg): Remove.
3404 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3405 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3406 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3408 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3409 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3410 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3411 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3413 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3414 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3415 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3416 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3418 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3420 * config/sparc/sparc.md (return): Rewrite length formula.
3421 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3422 argument to final_scan_insn when in a delay slot.
3423 (output_sibcall): Likewise.
3425 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3427 * arm.c (arm_cpp_interwork): New variable.
3428 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3430 * arm.h (arm_cpp_interwork): Declare it.
3431 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3432 __THUMB_INTERWORK__ in the preprocessor.
3434 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3436 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3438 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3441 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3442 Override default settings to account for -m32 and -m64.
3444 2004-07-08 Randolph Chung <tausq@debian.org>
3446 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3448 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3450 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3451 before comparing it as such.
3453 2004-07-08 Richard Henderson <rth@redhat.com>
3455 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3456 temporary. Use bit arithmetic to align.
3458 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3460 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3461 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3462 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3463 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3464 add_labels_and_missing_jumps, find_jump_block,
3465 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3467 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3468 link_btr_uses, move_btr_def): Likewise.
3469 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3470 expand_builtin_expect_jump): Likewise.
3471 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3472 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3473 * cfganal.c (forwarder_block_p): Likewise.
3474 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3475 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3476 find_bb_boundaries): Likewise.
3477 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3478 merge_blocks_move_predecessor_nojumps,
3479 merge_blocks_move_successor_nojumps, insns_match_p,
3480 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3481 try_optimize_cfg): Likewise.
3482 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3483 * cfglayout.c (skip_insns_after_block, label_for_bb,
3484 record_effective_endpoints, insn_locators_initialize,
3485 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3486 * cfgmainloop.c (create_loop_notes): Likewise.
3487 * cfgrtl.c (delete_insn, delete_insn_chain,
3488 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3489 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3490 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3491 redirect_branch_edge, force_nonfallthru_and_redirect,
3492 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3493 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3494 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3495 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3496 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3497 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3498 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3499 * combine.c (combine_instructions, can_combine_p, try_combine,
3500 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3501 distribute_notes, distribute_links, insn_cuid): Likewise.
3502 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3503 invalidate_skipped_block, cse_set_around_loop,
3504 cse_end_of_basic_block, cse_main, cse_basic_block,
3505 cse_condition_code_reg): Likewise.
3506 * cselib.c (cselib_process_insn): Likewise.
3507 * ddg.c (create_ddg): Likewise.
3508 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3510 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3511 gen_label_die, dwarf2out_var_location): Likewise.
3512 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3513 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3514 last_call_insn, active_insn_p, next_label, prev_label,
3515 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3516 add_insn_before, remove_insn, add_function_usage_to,
3517 reorder_insns, find_line_note, remove_unnecessary_notes,
3518 emit_insn_after_1, classify_insn): Likewise.
3519 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3520 connect_post_landing_pads, sjlj_mark_call_sites,
3521 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3522 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3523 convert_to_eh_region_ranges): Likewise.
3524 * explow.c (optimize_save_area_alloca): Likewise.
3525 * expr.c (expand_expr_real): Likewise.
3526 * final.c (insn_current_reference_address, compute_alignments,
3527 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3528 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3529 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3530 propagate_block_delete_insn, propagate_one_insn,
3531 init_propagate_block_info, propagate_block, libcall_dead_p,
3532 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3534 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3535 expand_function_start, expand_function_end, contains,
3536 thread_prologue_and_epilogue_insns,
3537 reposition_prologue_and_epilogue_notes): Likewise.
3538 * gcse.c (constprop_register, bypass_conditional_jumps,
3539 insert_insn_end_bb, gcse_after_reload): Likewise.
3540 * genemit.c (gen_expand, gen_split): Likewise.
3541 * genpeep.c (gen_peephole, main): Likewise.
3542 * global.c (build_insn_chain): Likewise.
3543 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3544 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3545 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3546 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3547 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3548 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3549 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3550 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3551 dead_or_predicable): Likewise.
3552 * integrate.c (try_constants): Likewise.
3553 * jump.c (rebuild_jump_labels, cleanup_barriers,
3554 purge_line_number_notes, init_label_info, mark_all_labels,
3555 squeeze_notes, get_label_before, get_label_after,
3556 reversed_comparison_code_parts, simplejump_p, pc_set,
3557 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3558 delete_barrier, delete_prior_computation, delete_computation,
3559 delete_related_insns, delete_for_peephole, redirect_jump):
3561 * lcm.c (optimize_mode_switching): Likewise.
3562 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3564 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3565 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3566 * loop-iv.c (simplify_using_assignment): Likewise.
3567 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3568 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3569 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3570 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3571 check_insn_for_givs, check_final_value, update_giv_derive,
3572 basic_induction_var, product_cheap_p, check_dbra_loop,
3573 loop_insn_first_p, last_use_this_basic_block,
3574 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3575 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3576 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3577 sms_schedule_by_order): Likewise.
3578 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3579 * postreload.c (reload_cse_simplify_operands, reload_combine,
3580 reload_cse_move2add): Likewise.
3581 * predict.c (can_predict_insn_p, estimate_probability,
3582 expected_value_to_br_prob, process_note_predictions): Likewise.
3583 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3584 * profile.c (branch_prob): Likewise.
3585 * ra-build.c (live_out_1, livethrough_conflicts_bb,
3586 detect_webs_set_in_cond_jump): Likewise.
3587 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3588 ra_print_rtl_with_bb): Likewise.
3589 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3590 * recog.c (next_insn_tests_no_inequality, find_single_use,
3591 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3592 * reg-stack.c (next_flags_user, record_label_references,
3593 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3594 compensate_edge, convert_regs_1): Likewise.
3595 * regclass.c (scan_one_insn): Likewise.
3596 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3597 regmove_optimize, fixup_match_1, single_set_for_csa,
3598 combine_stack_adjustments_for_block): Likewise.
3599 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3600 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3601 find_equiv_reg): Likewise.
3602 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3603 reload_as_needed, emit_input_reload_insns, do_output_reload,
3604 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3606 * reorg.c (find_end_label, emit_delay_sequence,
3607 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3608 get_jump_flags, rare_destination, mostly_true_jump,
3609 try_merge_delay_insns, redundant_insn, own_thread_p,
3610 fill_simple_delay_slots, fill_slots_from_thread,
3611 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3612 dbr_schedule): Likewise.
3613 * resource.c (find_basic_block, next_insn_no_annul,
3614 find_dead_or_set_registers, mark_target_live_regs): Likewise.
3615 * rtl.h (RTX_PREV): Likewise.
3616 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3617 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3618 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
3619 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
3620 tablejump_p, computed_jump_p, insns_safe_to_move_p,
3621 find_first_parameter_load, can_hoist_insn_p): Likewise.
3622 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
3623 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
3624 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
3625 schedule_ebbs): Likewise.
3626 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
3627 is_conditionally_protected, can_schedule_ready_p,
3628 add_branch_dependences, debug_dependencies): Likewise.
3629 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
3631 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
3632 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
3633 set_dominates_use, ujump_to_loop_cont): Likewise.
3634 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
3635 * varasm.c (output_constant_pool_1): Likewise.
3637 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3639 * tree-scalar-evolution.c: New file.
3640 * tree-scalar-evolution.h: New file.
3641 * tree-ssa-loop-niter.c: New file.
3642 * Makefile.in (SCEV_H): New.
3643 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
3644 * cfgloop.h (struct loop): Add bounds field.
3645 * tree-flow.h (struct tree_niter_desc): New type.
3646 (number_of_iterations_cond, number_of_iterations_exit,
3647 loop_niter_by_eval, find_loop_niter_by_eval,
3648 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
3649 free_numbers_of_iterations_estimates): Declare.
3650 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
3651 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
3652 * doc/invoke.texi (max-iterations-to-track): Document.
3654 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
3656 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
3657 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
3658 (MODE_AFTER): Add cast appropriately.
3659 * config/sh/sh.md (movdi splitter): Likewise.
3660 (casesi_worker_2): Add const qualifier appropriately.
3661 (eh_return): Remove unused variable.
3662 (insv): Initialize v;
3664 2004-07-08 Richard Henderson <rth@redhat.com>
3666 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
3667 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3668 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
3669 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
3670 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
3672 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
3673 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3674 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
3675 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
3677 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
3678 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3679 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
3680 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
3682 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
3683 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3684 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
3685 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
3687 * config/i860/i860-protos.h (i860_va_arg): Remove.
3688 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3689 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
3690 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
3692 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3694 * system.h: Prototype getpagesize if missing.
3695 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
3696 * configure: Regenerate.
3697 * config.in: Regenerate.
3699 2004-07-08 Richard Henderson <rth@redhat.com>
3701 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
3702 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3703 (fr30_gimplify_va_arg_expr): New.
3704 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
3705 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
3707 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
3710 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
3711 of asm_noperands result.
3713 2004-07-08 Richard Henderson <rth@redhat.com>
3715 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
3716 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3717 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
3718 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
3720 2004-07-08 Richard Henderson <rth@redhat.com>
3722 * builtins.c (ind_gimplify_va_arg_expr): New.
3723 * tree.h (ind_gimplify_va_arg_expr): Declare.
3724 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
3726 2004-07-08 Jan Beulich <jbeulich@novell.com>
3728 * expmed.c (extract_bit_field): Correct condition to use vec_extract
3729 patterns also on vector elements other than the first one.
3730 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
3733 2004-07-08 Geoffrey Keating <geoffk@apple.com>
3735 * config/rs6000/darwin-ldouble.c: Correct reference
3736 to the Linnainmaa paper.
3738 2004-07-08 Richard Henderson <rth@redhat.com>
3740 * config/arc/arc-protos.h (arc_va_arg): Remove.
3741 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3742 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
3743 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3745 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
3746 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3747 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
3748 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
3750 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3752 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
3754 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3756 * c-decl.c (static_ctors, static_dtors): Make static.
3757 (pop_file_scope): Call c_common_write_pch and
3758 cgraph_finalize_compilation_unit here.
3759 (build_cdtor): Moved here from c-objc-common.c; simplify.
3760 (c_write_global_declarations_1): Clarify comment.
3761 (c_write_global_declarations): Close the external scope before
3762 doing anything else. Call build_cdtor, cgraph_optimize, and
3763 mudflap_finish_file here.
3764 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
3766 * c-objc-common.c: No need to include cgraph.h.
3767 (build_cdtor): Moved to c-decl.c.
3768 (c_objc_common_finish_file): Delete.
3769 * c-tree.h: Update to match.
3770 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
3771 (generate_static_references): Set TREE_USED before calling finish_decl.
3772 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
3773 on the static_instances_decl.
3775 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3777 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
3778 decls when there is only one input translation unit.
3779 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
3780 change of 2004-07-05; do not treat declarations with
3781 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
3782 * opts.c (cur_in_fname): Delete.
3784 * tree.c: Revert changes of 2004-07-05; no special treatment
3785 for TRANSLATION_UNIT_DECLs.
3786 * Makefile.in (tree.o): Update dependencies.
3788 2004-07-08 Roger Sayle <roger@eyesopen.com>
3790 * builtins.c (fold_builtin_strcpy): Merge functionality from
3791 simplify_builtin_strcpy. Add additional len argument. No longer
3792 static. Remove function prototype.
3793 (fold_builtin_strncpy): Likewise integrate functionality from
3794 simplify_builtin_strncpy. Add additional slen argument. No
3795 longer static. Remove function prototype.
3796 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
3797 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
3798 types of "ignore" and "unlocked" parameters to bool.
3799 (fold_builtin_1): Add additional ignore argument. Call renamed
3800 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
3801 builtins. Update arguments to fold_builtin_strncpy and
3802 fold_builtin_strcpy. Add function prototype.
3803 (fold_builtin): Add additional Boolean ignore argument to pass
3805 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
3806 and fold_builtin_strncpy instead of simplify_builtin_fputs,
3807 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
3809 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
3810 simplify_builtin_strncpy): Delete function prototypes.
3811 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
3812 fold_builtin_strncpy): Add function prototypes here.
3813 (fold_builtin): Update function prototype with new "bool ignore".
3815 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
3816 (ccp_fold_builtin): Update call to fold_builtin. Call
3817 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
3818 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
3819 simplify_builtin_strncpy respectively.
3820 * fold-const.c (fold): Update call to fold_builtin.
3822 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3824 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
3827 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
3828 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
3829 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
3830 * calls.c: Remove ifdefs of macros above.
3831 * functions.c: Likewise.
3834 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3836 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
3837 (arch attribute): Delete.
3838 (current_function_calls_alloca attribute): Rename into calls_alloca.
3839 (calls_eh_return): New attribute.
3840 (leaf_function): Likewise.
3841 (length attribute): Fix formula for sibcalls.
3842 (return insn): Correctly compute the 'length' attribute.
3843 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
3845 2004-07-08 Richard Henderson <rth@redhat.com>
3847 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
3848 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
3849 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
3850 * tree-eh.c (lower_eh_constructs_1): Likewise.
3851 * tree-sra.c (sra_walk_modify_expr): Likewise.
3852 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3853 (eliminate_unnecessary_stmts): Likewise.
3854 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3855 * tree-tailcall.c (optimize_tail_call): Likewise.
3856 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
3858 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3859 Jakub Jelinek <jakub@redhat.com>
3861 * config/i386/i386.c (override_options): Enable
3862 SSE prefetches with -mtune, as long as we are
3863 compiling for i686 or higher. All i686 processors
3864 accept SSE prefetches as NOPS, some i586's don't.
3866 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3869 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
3871 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3873 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
3874 the handling of clobbering ASM_EXPRs.
3876 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3879 * config/sparc/sparc.c (function_value): In 64-bit mode,
3880 return the aggregates larger than 16 bytes like unions.
3882 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3885 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
3886 'temp' is zero, generate new pseudos as needed and emit the
3887 sequence of insns in single-assignment form. Resync comments
3889 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
3890 function before reload.
3892 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
3894 * vec.c (vec_assert_fail): Remove duplicate 'function'.
3896 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
3898 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
3899 Allocation is signed.
3900 (VEC_reserve): Return flag, allocation is signed.
3902 2004-07-08 Richard Henderson <rth@redhat.com>
3904 * tree-ssa-ccp.c (fold_stmt): Get type directly from
3905 OBJ_TYPE_REF_OBJECT.
3907 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
3908 Neil Booth <neil@daikokuya.co.uk>
3912 * c-decl.c (finish_struct): Ensure bit-fields are given the
3914 * c-common.c (c_common_signed_or_unsigned_type): For C, require
3915 the precision to match as well as the mode.
3916 * expr.c (reduce_to_bit_field_precision): New function.
3917 (expand_expr_real_1): Reduce expressions of bit-field type to
3919 * langhooks.h (reduce_bit_field_operations): New hook.
3920 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3922 * c-lang.c, objc/objc-lang.c
3923 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
3924 * objc/objc-act.c (check_ivars): Convert types to bit-field types
3926 * tree.c (build_nonstandard_integer_type): New function.
3927 * tree.h (build_nonstandard_integer_type): New prototype.
3928 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
3929 conversions between integer and boolean types as useless.
3931 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3933 * c-common.c (c_common_nodes_and_builtins): Do not
3934 create __builtin_ptrdiff_t and __builtin_size_t.
3936 2004-07-08 Andrew Pinski <apinski@apple.com>
3938 * Makefile.in (libbackend.o): Add -combine to the gcc
3941 2004-07-08 Nick Clifton <nickc@redhat.com>
3943 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
3946 2004-07-08 Richard Henderson <rth@redhat.com>
3948 * except.c (expand_eh_region_start, expand_eh_region_end,
3949 expand_eh_handler, expand_eh_region_end_cleanup,
3950 expand_start_all_catch, expand_start_catch, expand_end_catch,
3951 expand_end_all_catch, expand_eh_region_end_allowed,
3952 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
3953 expand_eh_region_end_fixup): Remove.
3954 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
3955 cleanups, outer_cleanups, label_chain, exception_region.
3956 (struct goto_fixup): Remove stack_level, cleanup_list_list.
3957 (struct label_chain): Remove.
3958 (struct stmt_status): Remove x_stack_block_stack.
3959 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
3960 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
3961 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
3962 end_cleanup_deferral, last_cleanup_this_contour,
3963 containing_blocks_have_cleanups_or_stack_level,
3964 any_pending_cleanups): Remove.
3965 (expand_null_return_1): Take no arguments.
3966 (expand_label, expand_naked_return, expand_return,
3967 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
3968 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
3969 expand_end_case_type): Don't use any of them.
3970 * calls.c (expand_call): Likewise.
3971 * dojump.c (do_jump): Likewise.
3972 * function.c (expand_function_end): Likewise.
3973 * expr.c (store_expr, expand_expr_real_1): Likewise.
3974 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
3975 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
3976 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
3977 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
3978 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
3979 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
3980 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
3981 for WITH_CLEANUP_EXPR.
3982 (gimple_push_cleanup): Likewise.
3983 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
3984 * print-tree.c (print_node): Likewise.
3985 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
3986 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
3987 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
3988 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
3989 (GOTO_SUBROUTINE_EXPR): Remove.
3990 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
3991 (DECL_TOO_LATE): Remove.
3992 * except.h, tree.h: Update decls.
3994 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3996 * explow.c (optimize_save_area_alloca): Do not accept parameters.
3997 * passes.c (rest_of_handle_final): Handle symout.
3998 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4000 (rest_of_handle_sched): Break out SMS. Remove ifs for
4001 flag_schedule_insns and flag_modulo_sched.
4002 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4004 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4005 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4006 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4007 rest_of_handle_mode_switching, rest_of_handle_jump,
4008 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4009 rest_of_handle_jump2, rest_of_handle_postreload,
4010 rest_of_handle_flow2, rest_of_clean_state,
4011 rest_of_handle_shorten_branches,
4012 rest_of_handle_prologue_epilogue,
4013 rest_of_handle_branch_target_load_optimize): New.
4014 (rest_of_compilation): Call the above. Remove ggc_collect
4015 calls moved to rest_of_handle_*.
4016 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4018 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4019 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4020 * except.h (set_nothrow_function_flags): Update comment.
4021 * function.c (current_function_nothrow): Remove.
4022 * output.h (current_function_nothrow): Remove.
4023 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4024 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4026 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4029 * reorg.c: Revert 2004-06-30 change.
4030 (find_end_label): If HAVE_epilogue and !HAVE_return,
4031 return 0 instead of creating a label at the end of the insn chain.
4032 (optimize_skip): Account for the failure mode of find_end_label.
4033 (fill_simple_delay_slots): Likewise.
4034 (fill_slots_from_thread): Likewise.
4035 (relax_delay_slots): Likewise.
4037 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4039 * tree-flow.h (addressable_vars): Declare.
4040 * tree-ssa-alias.c (addressable_vars): Define.
4041 (setup_pointers_and_addressables): Add addressable variables
4042 to addressable_vars.
4043 * tree-ssa-operands.c (get_stmt_operands): Move
4044 handling of ASM_EXPRs ...
4045 (get_asm_expr_operands): ... here.
4046 When the ASM_EXPR clobbers memory, also clobber addressable
4048 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4049 (delete_tree_ssa): Reset addressable_vars.
4051 2004-07-07 Jan Beulich <jbeulich@novell.com>
4052 Richard Henderson <rth@redhat.com>
4054 * varasm.c (assemble_variable): Use assemble_zeros for
4055 zero-initialized variables.
4056 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4057 for SECCAT_BSS and SECCAT_TBSS.
4059 2004-07-07 Jan Beulich <jbeulich@novell.com>
4061 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4063 * expmed.c (emit_store_flag): Also special-case double-word
4064 (in-)equality comparison against -1.
4066 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4067 passing arguments the containers for which are registers.
4069 * calls.c (emit_library_call_value_1): Use mode of function parameter
4070 rather than that of argument since constants have none.
4072 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4074 Introduce H8SX support.
4075 * expr.c (expand_strcpy): Renamed and moved to...
4076 * builtins.c (expand_movstr): ... here. Tweak.
4077 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4078 computed or has side effects.
4079 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4080 unused, or if mempcpy fails. Adjust the return value in the
4081 latter case. Use movstr if everything else fails.
4082 * doc/md.texi (movstr): Document.
4083 (movmemM, clrmemM): Fix explanation of memory block operands.
4084 * config/h8300/h8300.md (stpcpy): Renamed to...
4085 (movstr): ... this. Adjust.
4086 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4087 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4088 movmem* and clrstr* to clrmem*.
4089 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4090 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4091 GENERAL_REGS, always.
4092 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4093 getting the stack pointer as addr.
4094 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4095 from general_operand_dst.
4096 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4098 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4099 instead of requiring it to match only before reload.
4100 (stpcpy_internal_normal): New, normal-mode variant of...
4101 (stpcpy_internal): ... this. Add modes to operands. Disparage
4102 `D' instead of requiring it to match only before reload.
4103 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4105 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4106 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4108 * config/h8300/h8300.md (attr type): Add call.
4109 (attr can_delay): If type is call, set it no.
4110 (call, call_value): Set type to call.
4111 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4112 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4113 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4114 * tree.c (get_narrower): Don't narrow integral types into
4116 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4117 frame_size *before* the first use.
4118 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4120 (peephole2): Don't widen instructions that push SP. Move
4121 decrement of SP to the end of all stm-generating peepholes.
4122 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4123 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4124 and OR to set it to all ones.
4125 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4126 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4127 (call, call_value): Set can_delay to "no".
4128 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4129 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4130 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4131 * config/h8300/h8300.md (*brabit): Remove.
4132 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4133 zero_extract. Use bit_memory_operand as the predicate for
4134 operand 1 and 'WU' as the constraint. Check the difference
4135 between the base length and the final one when deciding which
4136 type of branch to use.
4137 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4138 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4139 Use convert_move to extend the result for TARGET_H8300SX. Check
4140 for QImode memory references. Optimize the case where the
4141 destination is a paradoxical subreg.
4142 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4143 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4144 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4145 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4146 * config/h8300/h8300.md: Include mova.md
4147 (length_table): Add mova and mova_zero.
4148 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4149 after all constant addresses for '%R', '%X', '%T' and '%S'.
4150 (h8300_mova_length): New function.
4151 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4152 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4153 dependencies for s-config, etc.
4154 * config/h8300/gemova.sh: New file.
4155 * config/h8300/mova.md: Generated.
4156 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4157 * config/h8300/h8300.c (h8300_bitfield_length): New.
4158 (nibble_operand): Adjust.
4159 (h8300_binary_length): Handle conditional binary op.
4160 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4161 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4162 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4163 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4164 constraints. WU is introduced as a variant of U that requires a
4165 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4166 * config/h8300/h8300.md (attr type): Added bitbranch.
4167 (attr length_table): Added bitfield and bitbranch.
4168 (attr length): Compute bitbranch length.
4169 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4170 least-significant bit of a byte.
4171 (brabit, brabc, brabs): New.
4172 (insv, extzv): Emit bfst and bfld on H8300SX.
4173 (bfld, bfst, seq, sne): New.
4174 (bstzhireg, cmpstz, bstz, bistz): New.
4175 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4176 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4177 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4178 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4179 (h8sx_unary_memory_operator): New function.
4180 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4181 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4182 * config/h8300/h8300.md: Add peepholes to combine reloads and
4184 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4185 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4186 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4187 (and?i, ior?i, xor?i): Likewise.
4188 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4189 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4190 Various whitespace fixes.
4191 (h8300_constant_length): New function, split out from...
4192 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4193 (h8300_classify_operand): Use IN_RANGE.
4194 (h8300_classify_operand): Use h8300_constant_length.
4195 (h8300_short_move_mem_p): Tighten size check.
4196 (h8sx_mergeable_memrefs_p): Tighten equality check.
4197 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4198 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4200 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4201 * config/h8300/crtn.asm: Likewise.
4202 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4203 if __H8300SX__ is defined.
4204 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4205 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4206 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4207 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4208 addresses as mode-dependent.
4209 * config/h8300/h8300.c (print_operand_address): Update call to
4211 (h8300_get_index): Take a mode argument. Rework to fix an
4212 earlier misunderstanding.
4213 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4214 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4215 into a register if TARGET_H8300SX.
4216 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4217 TARGET_H8300SX. Also disable related define_splits.
4218 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4219 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4220 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4221 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4222 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4223 (EXTRA_CONSTRAINT_STR): Check it.
4224 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4226 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4227 * config/h8300/h8300.md (length_table): Add mov_imm4.
4228 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4229 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4230 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4232 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4233 * config/h8300/h8300.c (h8300_reorg): New function.
4234 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4235 * config/h8300/h8300.md (length): Subtract the length of the
4236 delay slot from (pc) when checking the range of forward branches.
4237 (delay_slot, can_delay): New attributes.
4238 (define_delay): Add bra/s handling.
4239 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4240 (jump): Add delayed-branch handling.
4241 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4242 * expr.c (expand_strcpy): New function.
4243 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4244 (expand_builtin_stpcpy): Likewise.
4245 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4246 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4247 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4248 handling to improve register allocation for -fno-omit-frame-pointer.
4249 (h8sx_split_movmd): Delete, moving er6 handling into...
4250 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4251 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4252 (movmd): Add calls to copy_rtx.
4253 (movmd_internal): In the second alternative, allow the initial and
4254 final destination registers to be different . Update the splitter
4255 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4256 instead of h8sx_split_movmd.
4257 (stpcpy, movsd): New expanders.
4258 (movsd_internal): New define_insn.
4259 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4260 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4261 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4262 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4263 and DESTINATION_REGS.
4264 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4265 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4266 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4267 (h8300_move_ratio): Declare.
4268 (MOVE_RATIO): Use it.
4269 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4270 (h8300_init_once): Initialize it.
4271 (h8300_reg_class_from_letter): New function.
4272 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4273 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4274 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4275 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4276 (movstrsi, movmd): New expanders.
4277 (movmd_internal): New insn.
4278 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4279 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4280 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4281 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4282 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4283 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4284 * config/h8300/h8300.c (nibble_operand): Fix warning.
4285 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4286 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4287 (movsf_h8300h): Disable for TARGET_H8300SX.
4288 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4289 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4290 h8300_stm_parallel and h8300_return_parallel.
4291 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4292 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4293 h8300_stm_parallel, h8300_return_parallel): New functions.
4294 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4295 if TARGET_H8300SX. Use h8300_push_pop.
4296 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4297 and final pop when generating h8sx code. Always emit some form
4299 * config/h8300/h8300.md: Don't enforce register alignment in
4300 stm peepholes if TARGET_H8300SX.
4301 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4302 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4303 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4304 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4305 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4306 (MULTILIB_DIRNAMES): Add a directory for it.
4307 (MULTILIB_MATCHES): Delete.
4308 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4309 * final.c (walk_alter_subreg): Handle addresses with subregs
4310 inside a ZERO_EXTEND or AND.
4311 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4312 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4314 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4315 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4316 @(dd,Rn.w) and @(dd,ERn.L).
4317 (h8300_displacement_size): Take the whole address as argument.
4318 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4319 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4320 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4321 (h8sx_mergeable_memrefs_p): Declare.
4322 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4323 (HAVE_PRE_INCREMENT): Likewise.
4324 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4325 addresses for TARGET_H8300SX,
4326 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4328 (movb_length_table, movl_length_table): New tables.
4329 (movw_length_table): Define to movb_length_table.
4330 (h8300_displacement_size): New, split out from...
4331 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4332 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4333 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4334 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4335 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4336 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4337 (h8sx_unary_shift_operator): Get the mode from the operator.
4338 (binary_shift_operator): Likewise.
4339 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4340 a memory reference, check whether the reference is offsettable.
4341 (length_table): Add movb, movw and movl.
4342 (movqi): Add new h8sx pattern. Don't force one operand to be a
4343 register when generating h8sx code.
4344 (movhi, movsi, movsf): Likewise.
4345 (movstrictqi): Use the length_table attribute.
4346 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4347 (addqi3): Split into a define_expand and define_insn. Don't accept
4348 memory operands in the expander. Use h8300_operands_match_p to
4349 check for matching operands in the define_insn.
4350 (subqi3, negqi2, one_cmplqi2): Likewise.
4351 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4352 in any patterns that are unused in h8sx code. In the h8sx patterns,
4353 use h8300_operands_match_p to check whether operands match.
4354 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4355 one_cmpl[hs]i3): Likewise.
4356 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4358 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4359 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4360 (h8300_insn_length_from_table): Add a second parameter.
4361 (output_h8sx_shift): Declare.
4362 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4363 (EXTRA_CONSTRAINT): Replace with...
4364 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4365 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4366 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4367 and h8sx_binary_shift_operator.
4368 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4370 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4371 (bit_memory_operand, fix_bit_operand): Likewise.
4372 (h8300_length_table_for_insn): Remove.
4373 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4375 (h8300_short_immediate_length, h8300_binary_length): New functions.
4376 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4377 (output_plussi): Use sub to add negative constants.
4378 (compute_plussi_length): Adjust accordingly.
4379 (h8sx_single_shift_type): New enum.
4380 (h8sx_single_shift, h8sx_unary_shift_operator,
4381 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4382 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4383 single h8sx instruction. Return false in this case.
4384 * config/h8300/h8300.md (length_table): Add short_immediate.
4385 (length): Pass the operand array to h8300_insn_length_from_table.
4386 (adjust_length): Assume "no" for insns with a length_table attribute.
4387 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4388 (*addhi3_h8300hs): Don't use for h8sx.
4389 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4391 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4392 1's predicate to nonimmediate_operand. Only skip default expansion
4393 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4394 for single h8sx shift instructions.
4395 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4396 * config/h8300/h8300.c (nibble_operand): Split out of...
4397 (reg_or_nibble_operand): ... this.
4398 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4399 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4400 umulhisi3): Introduce expand, and introduce separate insns for
4401 sign- or zero-extended REG and already-extended CONST_INT.
4402 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4403 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4404 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4405 (subhi3): Likewise. Don't accept immediates for operand 1.
4406 Remove the early clobber from second alternative of the h8300s pattern.
4407 (subsi3): Generalize for h8sx. Force operand 2 into a register
4408 on plain h8300 targets.
4409 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4410 (subsi3_h8300h): Generalize for h8sx.
4411 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4412 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4413 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4414 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4415 (TARGET_H8300SXMUL): New.
4416 (CONST_OK_FOR_P): New.
4417 (CONST_OK_FOR_LETTER_P): Adjust.
4418 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4419 umulhisi3): Accept 4-bit immediate on H8SX.
4420 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4421 (udivsi3, divhi3, udivsi3, divsi3): New.
4422 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4423 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4424 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4425 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4426 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4427 Add ADDRESSOF to the bit_operand entry.
4428 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4429 (h8300_src_operand): Likewise.
4430 (bit_operand): Check nonimmediate_operand rather than general_operand.
4431 Accept any nonimmediate_operand in h8sx code.
4432 (h8300_and_costs): Initialize operands[1].
4433 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4434 (h8300_operand_class): New enum.
4435 (h8300_length_table): New typedef.
4436 (addb_length_table, addw_length_table, addl_length_table,
4437 logicl_length_table): New tables.
4438 (logicb_length_table, logicw_length_table): New macros.
4439 (h8300_classify_operand, h8300_length_from_table,
4440 h8300_length_table_for_insn, h8300_unary_length,
4441 h8300_insn_length_from_table): New functions.
4442 (output_plussi): Only use adds and subs for register destinations.
4443 Disable redundant clause.
4444 (compute_plussi_cc): Likewise.
4445 (compute_plussi_length): Likewise. Use h8300_length_from_table
4446 to work out the length of an insn.
4447 (output_logical_op): Only use narrower immediate instructions
4448 if the destination is a register.
4449 (compute_logical_op_cc): Likewise.
4450 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4451 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4452 * config/h8300/h8300.md (length_table): New attribute.
4453 (length): When an instruction has a length_table attribute, use
4454 h8300_insn_length_from_table to calculate its default length.
4455 (cmpqi): Use h8300_dst_operand for the first operand and
4456 h8300_src_operand for the second.
4457 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4458 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4459 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4460 iorsi3, xorhi3, xorsi3): Likewise.
4461 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4462 so that it allows any combination of operands for TARGET_H8300SX.
4463 (iorqi3, xorqi3): Likewise.
4464 (cmpqi): Use the length_table attribute.
4465 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4466 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4467 (cmpqi): Add 'Q' constraint.
4468 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4469 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4470 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4471 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4472 (TARGET_H8300S): True for both -ms and -msx.
4473 (TARGET_H8300SX): New macro.
4474 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4475 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4476 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4477 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4479 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4480 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4481 16-bit pointers and 32-bit ints.
4482 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4483 CONST_DOUBLE with mode no wider than SImode.
4484 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4486 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4487 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4489 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4490 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4491 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4493 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4495 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4497 2004-07-07 Per Bothner <per@bothner.com>
4499 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4501 2004-07-07 Mike Stump <mrs@apple.com>
4503 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4504 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4505 (machopic_finish): Likewise.
4507 2004-07-07 Richard Henderson <rth@redhat.com>
4509 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4510 through any value-preserving cast.
4512 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4514 * function.c (assign_parm_find_data_types): Call
4515 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4517 2004-07-07 Steven Bosscher <stevenb@suse.de>
4519 * tree-cfg.c (group_case_labels): Remove case labels that have
4520 the same target as the default case.
4522 2004-07-07 Steven Bosscher <stevenb@suse.de>
4524 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4525 regardless of DECL_LANG_SPECIFIC being present or not.
4526 * tree.h (DECL_NUM_STMTS): Purge.
4528 2004-07-07 Andrew Pinski <apinski@apple.com>
4530 * configure: Regenerate with the right autoconf.
4532 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4534 * ifcvt.c (total_bb_rtx_cost): New function.
4535 (find_if_case_1): Compare rtx_cost of basic block to cost of
4537 (find_if_case_2): Same.
4539 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4542 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4543 (output_return): Likewise.
4544 (output_sibcall): Abort if !flag_delayed_branch.
4545 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4546 (emit_and_preserve): New function.
4547 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4548 indirect jump to the thunked-to function if !flag_delayed_branch.
4549 * config/sparc/sparc.md (delayed_branch): New attribute.
4550 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4551 attribute to compute the length of the insn.
4552 (goto_handler_and_restore): Likewise.
4554 2004-07-07 Andrew Pinski <apinski@apple.com>
4556 PR tree-optimization/15777
4557 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4559 * expr.c (expand_expr_real_1): Fix formating.
4560 BUFFER_REF and IN_EXPR are dead.
4561 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4562 * tree-inline.c (estimate_num_insns_1): Likewise.
4563 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4564 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4565 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4567 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4569 * collect2.c (dump_file): Don't call cplus_demangle if
4570 HAVE_LD_DEMANGLE is defined.
4571 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4572 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4573 if HAVE_LD_DEMANGLE is defined.
4575 * configure.ac (--with-demangler-in-ld): Added
4576 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4577 --with-demangler-in-ld is used.
4578 * config.in: Regenerated.
4579 * configure: Likewise.
4581 2004-07-07 Roger Sayle <roger@eyesopen.com>
4583 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4584 for simple floating point operations "fp", double precision
4585 multiplication "dmul", and single and double precision division
4586 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
4587 (ppc630_cost): New table split from ppc620_cost, to distinguish
4588 differences in floating point latencies.
4589 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4590 (rs6000_rtx_costs): Add support for single and double precision
4591 floating point addition, subtraction, multiplication, division,
4592 fused-multiply-add, fused-multiply-sub, negation, absolute value
4593 and negative absolute value. Tweak MEM case to use prefered idiom.
4595 2004-07-07 Richard Henderson <rth@redhat.com>
4597 * tree-flow-inline.h (may_propagate_copy): Move...
4598 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
4599 attempt to copy between types requiring conversion.
4600 * tree-flow.h (may_propagate_copy): Update decl.
4601 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4603 2004-07-07 Jakub Jelinek <jakub@redhat.com>
4605 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4606 from -mtune= option.
4608 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4610 * builtins.c: Rename movstr*, except for movstrict*, to
4611 movmem* and clrstr* to clrmem*.
4614 * genopinit.c: Likewise.
4615 * integrate.c: Likewise.
4616 * local-alloc.c: Likewise.
4617 * optabs.c: Likewise.
4618 * optabs.h: Likewise.
4619 * config/alpha/alpha.h: Likewise.
4620 * config/alpha/alpha.md: Likewise.
4621 * config/arm/arm-protos.h: Likewise.
4622 * config/arm/arm.c: Likewise.
4623 * config/arm/arm.md: Likewise.
4624 * config/avr/avr.md: Likewise.
4625 * config/c4x/c4x.c: Likewise.
4626 * config/c4x/c4x.md: Likewise.
4627 * config/frv/frv.md: Likewise.
4628 * config/i386/i386-protos.h: Likewise.
4629 * config/i386/i386.c: Likewise.
4630 * config/i386/i386.h: Likewise.
4631 * config/i386/i386.md: Likewise.
4632 * config/i860/i860.c: Likewise.
4633 * config/i860/i860.md: Likewise.
4634 * config/ip2k/ip2k.md: Likewise.
4635 * config/ip2k/libgcc.S: Likewise.
4636 * config/ip2k/t-ip2k: Likewise.
4637 * config/m32r/m32r.c: Likewise.
4638 * config/m32r/m32r.md: Likewise.
4639 * config/mcore/mcore.md: Likewise.
4640 * config/mips/mips.c: Likewise.
4641 * config/mips/mips.md: Likewise.
4642 * config/ns32k/ns32k.c: Likewise.
4643 * config/ns32k/ns32k.h: Likewise.
4644 * config/ns32k/ns32k.md: Likewise.
4645 * config/pa/pa.c: Likewise.
4646 * config/pa/pa.md: Likewise.
4647 * config/pdp11/pdp11.h: Likewise.
4648 * config/pdp11/pdp11.md: Likewise.
4649 * config/rs6000/rs6000.c: Likewise.
4650 * config/rs6000/rs6000.md: Likewise.
4651 * config/s390/s390-protos.h: Likewise.
4652 * config/s390/s390.c: Likewise.
4653 * config/s390/s390.md: Likewise.
4654 * config/sh/lib1funcs.asm: Likewise.
4655 * config/sh/sh.c: Likewise.
4656 * config/sh/sh.md: Likewise.
4657 * config/sh/t-sh: Likewise.
4658 * config/sparc/sparc.h: Likewise.
4659 * config/vax/vax.md: Likewise.
4660 * config/xtensa/xtensa.c: Likewise.
4661 * config/xtensa/xtensa.md: Likewise.
4662 * doc/invoke.texi: Likewise.
4663 * doc/md.texi: Likewise.
4664 * doc/rtl.texi: Likewise.
4666 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
4669 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
4670 * config/mips/mips.c (mips_declare_common_object): New function,
4671 mostly split out from...
4672 (mips_output_aligned_decl_common): ...here.
4673 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
4674 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
4675 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
4676 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
4678 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4681 * function.c (assign_parms): Fix typo from previous change.
4683 2004-07-07 Jason Merrill <jason@redhat.com>
4686 * doc/extend.texi (C++ Interface): Correct information and
4689 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
4694 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
4697 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4700 * config/m32r/m32r.c (m32r_function_symbol): New function:
4701 Generate a symbol name RTX with the correct m32r specific flags
4703 (block_move_call): Use new function to generate correct symbol.
4704 * config/m32r/m32r-protos.h: Add prototype for new funcion.
4705 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
4708 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4710 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
4711 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
4712 TYPE_BINFO_BASETYPE): Remove.
4713 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
4715 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
4717 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
4718 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
4719 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
4720 (struct tree_binfo): Rename base_types to base_binfos.
4721 * alias.c (record_component_aliases): Adjust BINFO macros.
4722 * dbxout.c (dbxout_type): Likewise.
4723 * dwarf2out.c (gen_member_die): Likewise.
4724 * sdbout.c (sdbout_one_type): Likewise.
4725 * tree-dump.c (deque_and_dump): Likewise.
4726 * config/i386/i386.c (classify_argument,
4727 contains_128bit_aligned_vector_p): Likewise.
4729 2004-07-07 Nick Clifton <nickc@redhat.com>
4731 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
4732 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
4734 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4736 * vec.h: Fix the example use.
4738 2004-07-06 Richard Henderson <rth@redhat.com>
4740 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
4741 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
4742 * tree-inline.c (copy_body_r, setup_one_parameter,
4743 initialize_inlined_parameters, expand_call_inline,
4744 declare_inline_vars): Don't check it.
4745 (expand_calls_inline): Remove old version, rename new version
4746 from gimple_expand_calls_inline.
4747 * tree-optimize.c (execute_gimple): Remove.
4748 (pass_gimple): Don't run anything.
4750 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4752 * doc/sourcebuild.texi: Use semicolons instead of commas in
4755 2004-07-06 Richard Henderson <rth@redhat.com>
4757 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
4758 (sra_walk_modify_expr, scan_init): Likewise.
4759 (generate_element_zero): Check visited before scanning children.
4760 (generate_element_init): Set visited on error.
4761 (scalarize_init): Handle generate_element_init failure similar
4764 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4766 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
4767 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
4769 2004-07-06 Richard Henderson <rth@redhat.com>
4771 * config/i386/i386.c (legitimize_pic_address): Make static.
4772 (legitimize_address): Handle CONST with TLS operand.
4773 (ix86_expand_move): Don't call legitimize_pic_address directly.
4774 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
4776 2004-07-06 Roger Sayle <roger@eyesopen.com>
4778 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
4779 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
4780 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
4781 is currently executed unconditionally, i.e. not in "else_bb".
4783 2004-07-06 Steven Bosscher <stevenb@suse.de>
4785 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
4786 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4787 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
4788 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4789 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
4790 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4791 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
4792 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4793 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
4794 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4795 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
4796 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4797 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
4798 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4799 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
4800 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4802 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4804 * dojump.c (do_jump): REFERENCE_EXPR is dead.
4805 * expr.c (expand_expr_real_1): Ditto.
4806 * tree-inline.c (estimate_num_insns_1): Ditto.
4807 * tree-pretty-print.c (dump_generic_node): Ditto.
4811 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4813 * tree-ssa-pre.c (reference_node_pool): New pool.
4814 (find_or_generate_expression): Class 'r' is okay too.
4815 (create_value_expr_from): Ditto.
4816 (add_to_sets): LHS should not include vuses.
4818 (compute_avail): Reverse ordering of tests.
4819 Valuize INDIRECT_REF as well.
4821 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
4823 PR rtl-optimization/16380
4824 * loop.c (check_dbra_loop): Sink comparison instructions if they
4825 do something other than set cc0.
4827 2004-07-06 James E Wilson <wilson@specifixinc.com>
4829 * doc/interface.texi (longjmp and automatic variables): Delete
4830 paragraph recommending taking the address of a variable.
4832 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4834 * vec.h (VEC_embedded_alloc): Remove.
4835 (VEC_embedded_size, VEC_embedded_init): New.
4836 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
4838 (VEC_truncate): New.
4839 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
4840 (vec_embedded_alloc): Remove.
4841 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
4842 (vec_embedded_alloc): Remove.
4844 2004-07-06 Mark Mitchell <mark@codesourcery.com>
4846 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
4847 (gt-langhooks.h): Remove.
4849 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
4851 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
4853 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4855 * config/sparc/sparc.c (get_pc_symbol): Rename into
4856 add_pc_to_pic_symbol.
4857 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
4858 (load_pic_register): Account for previous changes.
4859 Use reg_names. Don't create the label twice.
4860 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
4861 UNSPEC_LOAD_PCREL_SYM.
4862 (get_pc): Rename into load_pcrel_sym. Add predicate to
4863 operands. Remove condition.
4865 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4867 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
4868 RECORD, UNION & QUAL_UNION is actually a binfo.
4870 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
4871 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
4872 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
4873 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
4874 * dwarf2out.c (add_data_member_location_attribute): Likewise.
4875 (gen_inheritance_die): Likewise.
4876 * tree-dump.c (deque_and_dump): Likewise.
4877 * doc/c-tree.texi (Binfos): Add under reconstruction note.
4879 2004-07-06 Steven Bosscher <stevenb@suse.de>
4881 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4883 * config/mcore/mcore.md: Model memory latency with a simple DFA
4884 pipeline description instead of a define_function_unit.
4886 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4888 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
4889 * langhooks.h (var_mod_type_p): Likewise.
4890 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
4891 * expr.c (count_type_elements): Properly handle return from
4892 array_type_nelts and properly test for overflow.
4893 * gimplify.c (gimplify_init_constructor): Properly handle return
4894 from array_type_nelts.
4895 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
4896 * integrate.c (copy_decl_for_inlining): Correct comments.
4897 * tree-inline.c (remap_decl): Update comments, remove dead code,
4898 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
4899 (remap_type): Only remap if variably modified by vars in function
4901 (copy_body_r): Use compatible_type langhooks to see when can fold.
4902 (setup_one_parameter): Don't remap type.
4903 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
4904 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
4905 compute TREE_INVARIANT for decl case.
4906 (find_var_from_fn): New function.
4907 (variably_modified_type_p): Add arg and call new function.
4908 * tree.h (variably_modified_type_p): Add extra arg.
4910 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4912 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
4913 (goto_handler_and_restore_v9): Delete disabled insn.
4914 (goto_handler_and_restore_v9_sp64): Likewise.
4916 2004-07-05 Roger Sayle <roger@eyesopen.com>
4918 * calls.c (load_register_parameters): Call expand_shift instead
4919 of expand_binop with ashl_optab (or other shift optab) directly.
4920 * expr.c (emit_group_load, emit_group_store): Likewise.
4921 * function.c (assign_parm_setup_block): Likewise.
4922 * stmt.c (shift_return_value): Likewise.
4924 2004-07-05 Jakub Jelinek <jakub@redhat.com>
4926 * expr.c (expand_assignment): Disable the bitfield += optimizations.
4928 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4930 * doc/sourcebuild.texi: Revert previous patch.
4932 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4934 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
4935 TARGET_MEM_FUNCTIONS.
4936 * system.h: Poison TARGET_MEM_FUNCTIONS.
4937 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
4938 bcmp_libfunc, bzero_libfunc): Remove.
4939 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
4941 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
4942 * doc/standards.texi: Don't mention calling BSD string functions.
4943 * doc/invoke.texi: Likewise. Mention that memmove may be called.
4944 * config/vax/t-memfuncs: New.
4945 * config/memcmp.c, config/memcpy.c, config/memmove.c,
4946 config/memset.c: New.
4947 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
4948 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
4950 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
4951 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
4952 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
4953 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
4954 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
4955 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
4956 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
4957 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
4958 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
4959 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
4961 2004-07-05 Richard Henderson <rth@redhat.com>
4963 * function.c (assign_parm_setup_reg): Properly rename variables in
4964 FUNCTION_ARG_CALLEE_COPIES section.
4966 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4968 * tree-mudflap.c: Include cgraph.h.
4969 (mf_init_extern_trees): Rename to mudflap_init. Export.
4970 Rewrite to create synthetic declarations instead of looking
4971 up declarations from mf-runtime.h.
4972 (mf_make_builtin, mf_make_cache_struct_type): New functions.
4973 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
4975 (execute_mudflap_function_decls, mudflap_register_call):
4976 Don't call mf_init_extern_trees.
4977 (mudflap_finish_file): Use cgraph_build_static_cdtor.
4979 * tree-mudflap.h: Update prototypes.
4980 * c-mudflap.c: Delete file.
4981 * c-common.c: Include tree-mudflap.h.
4982 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
4983 * Makefile.in: Remove all references to c-mudflap.o.
4984 Update dependencies.
4986 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4988 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
4989 displacements with the spatial-locality cache-control completer.
4991 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4993 * langhooks.c: Don't include gt-langhooks.h.
4994 (var_labelno): Delete.
4995 (lhd_set_decl_assembler_name): Do not append a distinguishing
4996 number to file-scope internal-linkage declarations for the first
4997 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
4998 the declaration itself (if at block scope), or its containing
4999 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5002 * opts.c (cur_in_fname): New global.
5003 * opts.h: Declare it.
5004 * tree.c: Include opts.h.
5005 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5006 DECL_UID equal to cur_in_fname.
5007 (copy_node_stat): Do not change DECL_UID when copying a
5008 TRANSLATION_UNIT_DECL.
5009 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5010 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5012 * c-decl.c (c_static_assembler_name): Delete.
5013 * c-tree.h (c_static_assembler_name): Delete prototype.
5014 * c-lang.c, objc/objc-lang.c: Don't override
5015 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5017 * Makefile.in (tree.o): Update dependencies.
5018 (GTFILES): Remove langhooks.c.
5020 2004-07-05 Roger Sayle <roger@eyesopen.com>
5022 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5023 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5024 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5025 Optimize "X % -Y" as "X % Y" for signed modulus.
5026 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5027 into "((unsigned) X % Y) == 0".
5029 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5031 * sourcebuild.texi (Config Fragments): Use @comma{} in
5032 cross-reference to section title.
5034 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5036 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5037 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5038 (gimplify_target_expr, gimplify_expr): Likewise.
5039 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5040 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5042 (gimplify_compound_lval): See if we can strip any useless conversion.
5043 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5045 (gimplify_modify_expr_to_memset): Likewise.
5046 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5047 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5048 (declare_inline_vars): Likewise.
5049 (walk_type_fields): New function.
5050 (walk_tree): Use it.
5051 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5053 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5054 (sra_walk_modify_expr): Allow init function to fail.
5055 (scan_init): Now returns bool.
5056 (generate_element_init): If can't understand INIT, return false.
5057 (scalarize_init): Return false if generate_element_init does.
5059 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5062 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5063 bounds if bounds aren't constant.
5065 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5067 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5068 to type hooks; remove bogus PARAMS.
5070 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5072 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5073 * dwarf2out.c (add_data_member_location_attribute): Check for
5075 * tree.c (tree_node_kinds): Add "binfos".
5076 (binfo_lang_slots): New.
5077 (make_node_stat): Add TREE_BINFO.
5078 (make_tree_binfo_stat): New.
5079 (tree_node_structure): Add TREE_BINFO.
5080 * tree.def (TREE_BINFO): New.
5081 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5082 (RECORD_OR_UNION_CHECK): ... here.
5083 (NOT_RECORD_OR_UNION_CHECK): New.
5084 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5085 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5086 RECORD_OR_UNION_CHECK.
5087 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5088 (TYPE_LANG_SLOT_1): New.
5089 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5090 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5091 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5092 (BINFO_ELTS): Remove.
5093 (BINFO_LANG_SLOT): New.
5094 (struct tree_binfo): New.
5095 (binfo_lang_slots): Declare.
5096 (enum tree_node_structure_enum): Add TS_BINFO.
5097 (union tree_node): Add binfo.
5098 (make_tree_binfo_stat): Declare.
5099 (make_tree_binfo): New.
5100 (enum tree_node_kind): Add binfo_kind.
5102 * objc/objc-act.c (start_class, objc_declare_protocols,
5103 start_protocols): Use TYPE_LANG_SLOT_1.
5104 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5106 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5107 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5108 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5109 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5111 2004-07-05 Steven Bosscher <stevenb@suse.de>
5113 * rtl.h (struct rtx_def): Remove the integrated flag.
5114 Use the return_val flag for MEM_SCALAR_P.
5115 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5117 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5120 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5121 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5124 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5126 * var-tracking.c: Fix some comments.
5127 (frame_stack_adjust): New.
5128 (vt_stack_adjustments): Init stack_adjust of entry block to
5129 minus stack adjustment of function prologue.
5130 (adjust_stack_reference): Do not adjust if adjustment == 0.
5131 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5132 (emit_notes_in_bb): Likewise.
5133 (vt_add_function_parameters): Do not adjust locations of
5135 (vt_initialize): Compute the stack adjustment of function
5136 prologue and offset the initial "location" of frame_base_decl
5137 from the stack pointer after prologue.
5139 2004-07-04 Richard Henderson <rth@redhat.com>
5141 * function.c (struct assign_parm_data_all): New.
5142 (struct assign_parm_data_one): New.
5143 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5144 assign_parm_find_data_types, assign_parms_setup_varargs,
5145 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5146 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5147 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5148 assign_parm_setup_block, assign_parm_setup_reg,
5149 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5150 (assign_parms): ... here.
5152 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5154 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5155 now are bitmap_set_t's.
5156 (bitmap_insert_into_set): No point in inserting the value if
5158 (bitmap_set_contains): New function.
5159 (bitmap_set_replace_value): Add comment on why we do it
5161 (set_contains): Removed.
5162 (bitmap_set_subtract_from_value_set): New name of
5163 set_subtract now that it's arguments are two different
5166 (bitmap_find_leader): Change algorithm used.
5167 (find_or_generate_expression): Update use of functions for new
5169 (create_expression_by_pieces): Ditto.
5170 (insert_aux): Ditto.
5172 (add_to_sets): Ditto.
5174 (execute_pre): Ditto.
5175 (compute_avail): Ditto.
5176 Also ignore virtual phis.
5178 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5180 * combine.c (simplify_comparison): Fix comment typo.
5182 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5184 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5185 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5186 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5187 (output_restore): Change parameter from 'insn' to 'pat'.
5188 (output_return): Adjust call to output_restore.
5189 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5190 Adjust call to output_restore.
5192 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5194 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5195 and assert system is bsd.
5197 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5199 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5200 (TARGET_SWITCHES): Remove -mdebugc.
5201 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5202 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5203 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5204 (sle_[sd]i_reg): Delete.
5206 2004-07-04 Steven Bosscher <stevenb@suse.de>
5208 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5210 * config/iq2000/iq2000.md: Translate old pipeline description to an
5213 2004-07-04 Roger Sayle <roger@eyesopen.com>
5215 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5216 Ensure the replacement rhs is valid gimple before performing
5217 the substitution. Return false if these sanity checks fail.
5218 (fold_stmt): Only set changed to true, if set_rhs returns true.
5219 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5222 2004-07-04 Richard Henderson <rth@redhat.com>
5225 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5227 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5229 * configure.ac (ranlib_flags): New variable.
5230 * Makefile.in (RANLIB_FLAGS): New variable.
5231 (libbackend.a): Use it.
5232 * configure: Regenerated.
5234 2004-07-04 Roger Sayle <roger@eyesopen.com>
5236 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5237 a "sign mask" instead of using ashr_optab directly.
5239 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5241 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5242 * doc/cppopts.texi: Clarify processing of command-line defines.
5244 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5246 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5248 2004-07-04 Richard Henderson <rth@redhat.com>
5250 * rtl.def (ADDRESSOF): Remove.
5251 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5252 (find_base_term, memrefs_conflict_p): Likewise.
5253 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5254 (fold_rtx, cse_insn, set_live_p): Likewise.
5255 * dwarf2out.c (mem_loc_descriptor): Likewise.
5256 (add_location_or_const_value_attribute): Likewise.
5257 * emit-rtl.c (copy_insn_1): Likewise.
5258 * explow.c (memory_address): Likewise.
5259 * expmed.c (store_split_bit_field): Likewise.
5260 * expr.c (expand_expr_real_1): Likewise.
5261 * function.c (instantiate_decl
5262 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5263 * genrecog.c (preds, validate_pattern): Likewise.
5264 * integrate.c (copy_rtx_and_substitute): Likewise.
5265 * recog.c (general_operand, register_operand): Likewise.
5266 (memory_address_p): Likwise.
5267 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5268 * rtl.c (copy_rtx): Likewise.
5269 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5270 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5271 * rtlhooks.c (gen_lowpart_general): Likewise.
5272 * stmt.c (expand_asm_operands): Likewise.
5273 * web.c (entry_register, replace_ref, web_main): Likewise.
5274 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5275 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5276 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5277 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5278 * config/frv/frv.c (move_destination_operand, move_source_operand,
5279 condexec_dest_operand, condexec_source_operand,
5280 condexec_memory_operand): Likewise.
5281 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5282 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5283 (destination_xfmode_operand): Likewise.
5284 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5285 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5286 * config/s390/s390.c (general_s_operand): Likewise.
5287 * config/s390/s390.md (mov*): Likewise.
5288 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5290 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5291 * expr.c (expand_expr_real_1): Likewise.
5292 * stmt.c (expand_decl): Likewise.
5293 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5295 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5296 postponed_insns, put_var_into_stack, put_reg_into_stack,
5297 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5298 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5299 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5300 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5301 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5302 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5303 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5304 struct insns_for_mem_walk_info, insns_for_mem_walk,
5305 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5306 setjmp_protect_args): Remove.
5307 (push_function_context_to): Don't handle var_refs_queue.
5308 (pop_function_context_from, free_after_compilation): Likewise.
5309 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5310 (assign_parms, allocate_struct_function): Likewise.
5311 (use_register_for_decl): New.
5312 (expand_function_end): Don't setjmp_protect.
5313 * function.h (struct emit_status): Update commentary.
5314 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5315 (max_parm_reg, parm_reg_stack_loc): Remove.
5316 * passes.c (DFI_addressof): Remove.
5317 (dump_file_info): Remove addressof.
5318 (rest_of_handle_addressof): Remove.
5319 (rest_of_compilation): Don't call it.
5320 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5321 * stmt.c (expand_decl): Use use_register_for_decl.
5322 * tree.h: Update decls.
5323 * web.c (mark_addressof): Remove.
5324 * doc/invoke.texi (-dF): Remove.
5326 2004-07-03 Richard Henderson <rth@redhat.com>
5328 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5329 instead of gen_mem_addressof.
5330 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5331 TImode output register.
5333 2004-07-03 Richard Henderson <rth@redhat.com>
5335 PR tree-optimization/16341
5336 * tree-sra.c (sra_walk_function): Increment to next stmt before
5337 processing the current stmt.
5338 (sra_insert_after): Always use BSI_SAME_STMT.
5340 2004-07-03 Richard Henderson <rth@redhat.com>
5342 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5345 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5347 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5348 with tree_int_cst_equal.
5350 2004-07-03 Andreas Schwab <schwab@suse.de>
5352 * config/ia64/ia64.md: Define new attribute "empty".
5353 (prologue_use, nop_x, insn_group_barrier): Set it.
5355 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5356 skip over "empty" insns.
5358 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5360 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5361 context to gimplify_body.
5362 (walk_tree): Don't walk into types twice.
5363 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5365 * tree-sra.c (generate_element_init): Remove any useless conversions.
5367 * gimplify.c (gimplify_conversion): Remove stripping useless
5368 conversions from here.
5369 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5370 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5371 Unshare before substituting PLACEHOLDER_EXPR.
5372 (gimplify_modify_expr_to_memset): Likewise.
5373 Pass address of TO to memset, not TO itself.
5374 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5375 time we make an expression (to match a PLACEHOLDER_EXPR).
5377 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5378 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5379 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5380 * tree-ssa-dom.c (local_fold): Likewise.
5382 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5383 * langhooks.h (strct lang_hooks): New field type_max_size.
5384 * function.c (assign_temp): Call it.
5386 2004-07-03 Steven Bosscher <stevenb@suse.de>
5388 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5389 * config/sh/sh.md: Convert the SH1 pipeline description to
5392 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5394 * c-decl.c (struct c_binding): Remove contour field; add
5395 depth, invisible, nested fields.
5396 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5397 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5398 (bind): Add invisible and nested arguments. Initialize
5399 new fields of struct c_binding; adjust loop scanning for
5401 (free_binding_and_advance): Clear structure with memset.
5402 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5403 in file scope, even if it's in external scope too.
5404 (pushdecl): Adjust to match. Create invisible file-scope
5405 declarations for block-scope forward declarations of static functions.
5406 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5407 (undeclared_variable, lookup_label, declare_label, define_label)
5408 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5409 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5410 (store_parm_decls_oldstyle): Adjust to match.
5411 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5412 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5414 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5415 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5417 2004-07-02 Richard Henderson <rth@redhat.com>
5419 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5420 around variable_size.
5421 (set_decl_nonlocal): Remove.
5422 (store_parm_decls): Add stmts for pending sizes.
5423 * calls.c (calls_function, calls_function_1): Remove.
5424 (precompute_arguments): Don't call it.
5425 * cfgexpand.c (set_save_expr_context): Remove.
5426 (tree_expand_cfg): Don't call it.
5427 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5428 (dwarf2out_finish): Likewise.
5429 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5430 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5431 (safe_from_p): Don't queue SAVE_EXPRs.
5432 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5433 or build plain VAR_DECLs.
5434 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5436 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5437 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5438 (put_var_into_stack): Don't handle SAVE_EXPR.
5439 (gen_mem_addressof): Likewise.
5440 * function.h (struct function): Remove x_save_expr_regs.
5441 (save_expr_regs): Remove.
5442 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5443 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5444 * stor-layout.c (variable_size): Don't set it.
5445 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5446 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5447 all callers. Don't set SAVE_EXPR_CONTEXT.
5448 * tree-inline.h (remap_save_expr): Update decl.
5449 * tree.c (save_expr): Update build size.
5450 (first_rtl_op): Don't handle SAVE_EXPR.
5451 (unsave_expr_1, contains_placeholder_p): Likewise.
5452 (decl_function_context): Likewise.
5453 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5454 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5455 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5457 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5459 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5460 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5461 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5462 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5463 some first-person references and patronizing comments. Based on
5465 * doc/invoke.texi: Don't reference fortran@gnu.org.
5466 * doc/trouble.texi (Warning when a non-void function value is
5467 ignored): Rewrite. From Russ Allbery and Chris Devers.
5469 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5471 * tree-ssa-pre.c (bitmap_set_t): New.
5472 (bb_value_sets): avail_out is now a bitmap_set_t.
5473 (bitmap_find_leader): New function.
5474 (bitmap_value_insert_into_set): Ditto.
5475 (bitmap_set_copy): Ditto.
5476 (bitmap_value_replace_in_set): Ditto.
5477 (bitmap_set_contains_value): Ditto.
5478 (bitmap_set_new): Ditto.
5479 (bitmap_set_pool): New pool.
5480 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5481 (insert_aux): Ditto.
5482 (add_to_sets): Ditto.
5483 (compute_avail): Ditto
5487 (execute_pre): Ditto.
5489 2004-07-02 Roger Sayle <roger@eyesopen.com>
5491 * config/rs6000/rs6000.c (struct processor_costs): New structure
5492 used to hold instruction latencies/sizes for processor types.
5493 (rs6000_cost): New global variable pointing to current CPU's costs.
5494 (rs6000_override_options): Initialize rs6000_cost to point to the
5495 appropriate cost table based upon rs6000_cpu and optimize_size.
5496 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5499 2004-07-02 Richard Henderson <rth@redhat.com>
5501 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5503 2004-07-02 Steven Bosscher <stevenb@suse.de>
5505 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5507 2004-07-01 Richard Henderson <rth@redhat.com>
5509 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5510 (alpha_gp_save_rtx): Use assign_stack_local instead of
5513 2004-07-01 Richard Henderson <rth@redhat.com>
5515 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5516 (alpha_rtx_cost_data): Update to match.
5517 (alpha_rtx_cost_size): New.
5518 (alpha_rtx_costs): Honor optimize_size.
5520 2004-07-01 Richard Henderson <rth@redhat.com>
5522 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5523 * cfgexpand.c (tree_expand_cfg): Do it here.
5524 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5525 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5526 * config/mips/mips.c (mips_output_mi_thunk): And here.
5527 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5528 * config/sh/sh.c (sh_output_mi_thunk): And here.
5529 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5531 2004-07-01 Richard Henderson <rth@redhat.com>
5533 * tree.def (RTL_EXPR): Remove.
5534 * c-typeck.c (lvalue_p): Don't handle it.
5535 * expr.c (safe_from_p): Likewise.
5536 (expand_expr_real_1): Likewise.
5537 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5538 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5539 * gengtype.c (adjust_field_tree_exp): Likewise.
5540 * stmt.c (warn_if_unused_value): Likewise.
5541 * tree-gimple.c (recalculate_side_effects): Likewise.
5542 * tree-pretty-print.c (dump_generic_node): Likewise.
5543 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5544 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5545 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5547 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5548 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5549 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5550 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5551 all the bits that tracked last_expr.
5552 (expand_end_bindings): Don't track last_expr.
5553 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5554 (clear_last_expr): Remove.
5555 (expand_asm): Don't call it.
5556 (expand_asm_operands, expand_end_cond): Likewise.
5557 (expand_naked_return, expand_null_return_1): Likewise.
5558 * c-typeck.c (c_begin_compound_stmt): Likewise.
5559 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5560 * expr.c (expand_expr_real_1): Likewise.
5561 * tree.h: Update prototypes.
5563 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5564 (struct emit_status): Remove sequence_rtl_expr.
5565 (struct function): Remove x_rtl_expr_chain.
5566 (seq_rtl_expr, rtl_expr_chain): Remove.
5567 * function.c (struct temp_slot): Remove rtl_expr.
5568 (assign_stack_temp_for_type): Don't set it.
5569 (free_temp_slots, pop_temp_slots): Don't check it.
5570 (free_after_compilation): Don't clear x_rtl_expr_chain.
5571 (fixup_var_refs): Don't search it.
5572 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5573 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5575 (push_topmost_sequence): Likewise.
5576 (end_sequence, init_emit): Likewise.
5577 (start_sequence_for_rtl_expr): Remove.
5578 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5579 * rtl.h (preserve_rtl_expr_result): Remove.
5581 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
5583 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5584 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5587 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5589 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5590 (STANDARD_STARTFILE_PREFIX_2): Define.
5591 (standard_startfile_prefix_1): Initialize to
5592 STANDARD_STARTFILE_PREFIX_1.
5593 (standard_startfile_prefix_2): Initialize to
5594 STANDARD_STARTFILE_PREFIX_2.
5595 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5596 (STANDARD_STARTFILE_PREFIX_1): Define.
5597 (STANDARD_STARTFILE_PREFIX_2): Define.
5598 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5599 (STANDARD_STARTFILE_PREFIX_2): Document.
5601 2004-07-01 Richard Henderson <rth@redhat.com>
5603 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5604 in order to disable scalarization. Instead set a flag and wait
5605 for a candidate decl.
5607 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5609 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5610 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5611 Use terminology "testsuite" and "enumerated".
5613 2004-07-01 Richard Henderson <rth@redhat.com>
5615 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5616 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5617 (initial_return_save): Likewise.
5618 (flush_queued_reg_saves): Remap register numbers.
5619 (dwarf2out_return_reg): Likewise.
5621 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5623 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
5625 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
5626 access functions for lower bound and element size and only output
5627 if lower bound nonzero or element size not same as that of type.
5628 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
5630 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5632 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
5634 2004-07-01 Per Bothner <per@bothner.com>
5636 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
5638 2004-07-01 Jakub Jelinek <jakub@redhat.com>
5640 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
5641 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
5642 first operand. Don't optimize if the bitfield is volatile.
5644 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5646 * c-pretty-print.c (pp_c_postfix_expression): Handle
5647 floating-point comparison operators.
5648 (pp_c_expression): Pass floating-point comparison
5649 operators to pp_c_postfix_expression.
5651 2004-07-01 Roger Sayle <roger@eyesopen.com>
5653 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
5654 rtx_cost instead of "had_mult" to determine whether the transformed
5655 expression is cheaper than the original.
5657 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
5659 * alias.c (get_alias_set, canon_rtx, get_addr,
5660 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
5662 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
5663 expand_builtin): Likewise.
5664 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
5666 * combine.c (can_combine_p, combinable_i3pat, try_combine,
5667 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
5668 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
5669 record_dead_and_set_regs_1, get_last_value_validate,
5670 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
5671 * cse.c (check_dependence, canon_hash, equiv_constant,
5672 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
5673 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
5674 count_reg_usage): Likewise.
5675 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
5676 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
5677 cselib_record_sets): Likewise.
5678 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
5679 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
5680 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
5681 * df.c (df_uses_record): Likewise.
5682 * dojump (do_jump): Likewise.
5683 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
5684 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
5685 decl_start_label): Likewise.
5686 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
5687 operand_subword, change_address_1, make_safe_from): Likewise.
5688 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
5689 stabilize, force_not_mem): Likewise.
5690 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
5691 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
5692 * expr.c (convert_move, convert_modes, emit_block_move,
5693 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
5694 emit_move_insn_1, expand_assignment, store_expr,
5695 store_constructor_field, store_constructor, store_field,
5696 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
5698 * final.c (cleanup_subreg_operands, alter_subreg,
5699 get_mem_expr_from_op): Likewise.
5700 * flow.c (notice_stack_pointer_modification_1,
5701 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
5703 * function.c (mark_temp_addr_taken, preserve_temp_slots,
5704 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
5705 optimize_bit_field, flush_addressof, purge_addressof_1,
5706 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
5707 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
5708 keep_stack_depressed): Likewise.
5709 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
5710 noce_process_if_block, find_memory): Likewise.
5711 * integrate.c (subst_constants, allocate_initial_values): Likewise.
5712 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
5713 update_equiv_regs): Likewise.
5714 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
5715 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
5716 * optabs.c (expand_abs, emit_unop_insn): Likewise.
5717 * passes.c (rest_of_handle_final): Likewise.
5718 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
5719 move2add_note_store): Likewise.
5720 * ra-build.c (detect_remat_webs): Likewise.
5721 * ra-debug.c (dump_static_insn_cost): Likewise.
5722 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
5723 * recog.c (validate_change, apply_change_group, cancel_changes,
5724 validate_replace_rtx_1, general_operand, register_operand,
5725 nonmemory_operand, push_operand, pop_operand, memory_operand,
5726 indirect_operand, asm_operand_ok, offsettable_memref_p,
5727 offsettable_nonstrict_memref_p, constrain_operands,
5728 store_data_bypass_p): Likewise.
5729 * reg-stack.c (subst_stack_regs_pat): Likewise.
5730 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
5731 copy_cost, reg_scan_mark_refs): Likewise.
5732 * regmove.c (optimize_reg_copy_3, stack_memref_p,
5733 combine_stack_adjustments_for_block): Likewise.
5734 * regrename.c (copyprop_hardreg_forward_1): Likewise.
5735 * reload.c (can_reload_into, push_reload, decompose, immune_p,
5736 find_reloads, find_reloads_address, find_reloads_address_1,
5737 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
5738 find_equiv_reg): Likewise.
5739 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
5740 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
5741 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
5742 delete_address_reloads): Likewise.
5743 * resource.c (mark_referenced_resources): Likewise.
5744 * rtlanal.c (get_jump_table_offset, count_occurrences,
5745 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
5746 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
5747 num_sign_bit_copies1): Likewise.
5748 * rtlhooks.c (gen_lowpart_general): Likewise.
5749 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5750 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
5751 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
5752 sdbout_global_decl): Likewise.
5753 * simplify-rtx.c (simplify_subreg): Likewise.
5754 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
5755 expand_anon_union_decl, expand_end_case_type): Likewise.
5756 * unroll.c (calculate_giv_inc): Likewise.
5757 * var-tracking.c (stack_adjust_offset_pre_post,
5758 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
5759 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
5760 vt_add_function_parameters): Likewise.
5761 * varasm.c (make_var_volatile, notice_global_symbol,
5762 assemble_external, decode_addr_const, mark_weak,
5763 default_encode_section_info): Likewise.
5765 2004-07-01 Steven Bosscher <stevenb@suse.de>
5767 * stmt.c (check_seenlabel): Remove.
5768 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
5770 2004-07-01 Richard Henderson <rth@redhat.com>
5772 * function.h (struct function): Remove x_function_call_count.
5773 (function_call_count): Remove.
5774 * calls.c (expand_call): Don't set it.
5775 * integrate.c (copy_rtx_and_substitute): Likewise.
5777 * function.h (struct function): Remove x_cleanup_label.
5778 (cleanup_label): Remove.
5779 * stmt.c (expand_value_return): Don't use it.
5780 * function.c (free_after_compilation): Don't set it.
5781 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
5782 * cfgexpand.c (tree_expand_cfg): Update call.
5783 * tree.h (expand_function_start): Update decl.
5785 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5788 * c-lang.c (c_initialize_diagnostics): Move from here ...
5789 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
5790 (c_tree_printer): Use pretty-printer to format %T.
5791 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
5792 before '*' if not C++.
5793 (pp_c_direct_abstract_declarator): Don't try to print array upper
5794 bound for flexible array members.
5795 * c-tree.h: Include "diagnostic.h".
5796 (c_initialize_diagnostics): Declare.
5797 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
5798 * c-format.c (format_type_warning): New function. Improve
5799 diagnostics for incorrect format argument types.
5800 (check_format_types): Use it. Add two parameters. Use the
5801 TYPE_MAIN_VARIANT of wanted_type.
5802 (check_format_info_main): Pass new parameters to
5804 (struct format_wanted_type): Update comment.
5806 2004-07-01 Nick Clifton <nickc@redhat.com>
5808 * target.h (struct gcc_target): Add new field to struct cxx:
5809 import_export_class.
5810 * target-def.h (TARGET_CXX): Initialise the new field.
5811 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
5813 * doc/tm.texi: Document the new target hook.
5815 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5817 * builtins.c (fold_builtin_classify): Fix typo.
5819 2004-07-01 Richard Henderson <rth@redhat.com>
5821 * function.c (identify_blocks, identify_blocks_1): Remove.
5822 * function.h (identify_blocks): Remove.
5823 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
5825 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5827 * builtins.c (fold_builtin_classify): New.
5828 (fold_builtin_unordered_cmp): Fix commentary.
5829 (fold_builtin): Use it.
5830 * builtins.def: Define builtins for isnan,
5831 isnanf, isnanl, finite, finitef, finitel,
5832 isinf, isinff, isinfl.
5834 2004-07-01 Richard Henderson <rth@redhat.com>
5836 * function.h (struct function): Remove dont_emit_block_notes.
5837 * gimple-low.c (lower_function_body): Don't set it.
5838 * cfgexpand.c (expand_block): Don't check it.
5839 * cfglayout.c (insn_locators_initialize): Likewise.
5840 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
5841 * passes.c (rest_of_compilation): Likewise.
5842 * stmt.c (expand_start_bindings_and_block): Likewise.
5843 (expand_end_bindings): Likewise.
5845 2004-07-01 Richard Henderson <rth@redhat.com>
5847 * cgraph.h (cgraph_build_static_cdtor): Declare.
5848 * cgraphunit.c (cgraph_build_static_cdtor): New.
5849 * c-objc-common.c (build_cdtor): Use it.
5850 * coverage.c (create_coverage): Likewise.
5851 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
5852 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
5854 See ChangeLog.11 for earlier changes.