| blob | dbda154ab8d9f779158da42c41dc2309936f9bf9 |
1 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
4 Take orig_loop argument and pass it to set_level.
5 (schedule_sm): Pass the correct orig_loop to force_move_till.
7 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9 * cfgloop.c (update_latch_info): Update dominator of the new block.
10 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
11 info.
12 * dominance.c (verify_dominators): Check that the dominance tree is
13 connected.
14 (recount_dominator): Ignore unreachable blocks.
15 (iterate_fix_dominators): Cleanup old dominance information before
16 recomputing it.
18 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20 * tree-ssa-operands.c (get_expr_operands): Revert changes
21 to ADDR_EXPR processing introduced by:
22 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
25 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
27 * doc/implement-c.texi: Add C90 subclause references. Point to
28 preprocessor documentation instead of duplicating it. Add points
29 only present in C90. Fill in documentation for all points.
31 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33 * pa.c (output_movb): Correct typo.
35 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
37 * ra.h (single_reg_in_regclass): Declare.
38 * ra.c (single_reg_in_regclass): Define.
39 (first_hard_reg): New.
40 (init_ra): Initialize single_reg_in_regclass.
41 * ra-colorize.c (ok_class): New.
42 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
44 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
46 * gcov-io.h: Allow zero tag as EOF indicator.
47 (gcov_is_eof): Remove.
48 (gcov_truncate): Remove.
49 * gcov-io.c (gcov_seek): Always SEEK_SET.
50 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
51 EOF tag.
52 * coverage.c (read_counts_file): Don't use gcov_is_eof.
53 * gcov-dump.c (dump_file): Likewise.
54 * gcov.c (read_graph_file, read_count_file): Likewise.
56 * c-decl.c (complete_array_type): Don't gratuitously copy
57 maxindex. Check it always has a type.
59 2004-07-29 Steven Bosscher <stevenb@suse.de>
61 * rtl.c (currently_expanding_to_rtl): New.
62 * rtl.h (currently_expanding_to_rtl): Export it.
63 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
65 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
66 inliner hack.
67 * config/sh/sh.c: Replace rtx_equal_function_value_matters
68 with currently_expanding_to_rtl.
69 * config/sh/sh.md: Likewise.
70 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
72 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
74 Introduce sh2a support.
75 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
76 * config.gcc: Build multilibs for sh2a and sh2a-single by
77 default.
78 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
79 default. Split their tests out of the corresponding SH4
80 multilibs.
81 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
82 multilibs for SH2a.
83 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
84 * config.gcc: Handle sh2a multilibs and cpu selection.
85 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
86 * config/sh/t-mlib-sh2a: New.
87 * config/sh/t-mlib-sh2a-nofpu: New.
88 * config/sh/t-mlib-sh2a-single: New.
89 * config/sh/t-mlib-sh2a-single-only: New.
90 2004-07-09 Nick Clifton <nickc@redhat.com>
91 Issue 43400
92 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
93 -ml and -m2a are used together.
94 2004-03-23 DJ Delorie <dj@redhat.com>
95 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
96 when we have a double-sized FPU.
97 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
98 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
99 is set.
100 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
101 -msh2a-single and -msh2a-single-only
102 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
103 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
104 is set.
105 2004-02-20 DJ Delorie <dj@delorie.com>
106 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
107 2004-02-20 Fred Fish <fnf@redhat.com>,
108 Corinna Vinschen <vinschen@redhat.com>
109 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
110 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
111 2004-02-18 DJ Delorie <dj@redhat.com>
112 * config/sh/sh.c (broken_move): Add support for movi20.
113 * config/sh/sh.h: Likewise.
114 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
115 * config/sh/sh.md (udivsi3_sh2a): New.
116 (udivsi3): Call it.
117 (divsi3_sh2a): New.
118 (divsi3): Call it.
119 (mul_r): New.
120 (ashlsi3_sh2a): New.
121 (ashrsi3_sh2a): New.
122 (lshrsi3_sh2a): New.
123 (movsi_i): Disable for sh2a.
124 (movsi_ie): Add movi20.
125 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
126 sh2a, for -m2a-nofpu mode.
127 2004-02-13 DJ Delorie <dj@redhat.com>
128 * config/sh/lib1funcs.asm: Handle double vs single better.
129 * config/sh/sh.h: Likewise.
130 2004-02-09 DJ Delorie <dj@redhat.com>
131 * config/sh/crt1.asm: Add support for sh2a.
132 * config/sh/elf.h: Likewise.
133 * config/sh/lib1funcs.asm: Likewise.
134 * config/sh/sh.c: Likewise.
135 * config/sh/sh.md: Likewise.
136 * config/sh/sh.h: Likewise.
137 * config/sh/t-sh: Likewise.
139 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
141 * config/frv/frv.md (movqi_internal, movhi_internal,
142 movsi_internal): Add backup alternatives for memory inputs.
144 2004-07-28 Matt Austern <austern@apple.com>
146 * config/darwin.c (darwin_one_byte_bool): New global variable.
147 * config/darwin.h (darwin_one_byte_bool): Declare.
148 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
149 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
150 value of darwin_one_byte_bool.
151 * doc/invoke.texi: Document -mone-byte-bool flag.
153 2004-07-28 Eric Christopher <echristo@redhat.com>
155 * c-common.c (c_common_unsafe_for_reeval): Delete.
156 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
157 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
158 * calls.c (fix_unsafe_tree): Delete.
159 (expand_call): Delete code which used above.
160 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
161 * expr.c (expand_expr_real_1): Ditto.
162 * fold-const.c (non_lvalue): Ditto.
163 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
164 (lhd_unsafe_for_reeval): Ditto.
165 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
166 * langhooks.h (unsafe_for_reeval): Ditto.
167 (unsave_expr_now): Adjust comment.
168 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
169 (estimate_num_insns_1): Ditto.
170 * tree-pretty-print.c (dump_generic_node): Ditto.
171 * tree.c (expr_align): Ditto.
172 (unsave_expr): Delete.
173 (unsafe_for_reeval): Ditto.
174 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
175 * tree.def (UNSAVE_EXPR): Delete.
176 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
178 2004-07-28 Zack Weinberg <zack@codesourcery.com>
180 * tree.h (enum tls_model): Move ...
181 * coretypes.h: ... here.
183 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
185 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
187 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
189 * cse.c (validate_canon_reg): New function, split out from...
190 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
192 2004-07-28 Diego Novillo <dnovillo@redhat.com>
194 * tree-ssa-alias.c (maybe_create_global_var): Don't just
195 return if .GLOBAL_VAR has been created.
197 2004-07-28 Diego Novillo <dnovillo@redhat.com>
199 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
200 every variable that may have aliases, not just tags.
202 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
204 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
205 move_from_CR_eq_bit.
206 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
209 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
210 e500_flip_eq_bit.
212 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
213 output_e500_flip_eq_bit.
215 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
216 output_e500_flip_eq_bit.
217 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
218 output_e500_flip_eq_bit.
219 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
220 (print_operand): case D. Get to EQ bit.
222 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
224 * gcov.c (function_summary): Add missing \n.
226 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
228 Introduce sh4a support.
229 * config.gcc: Handle sh4a multilibs and cpu selection.
230 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
231 * config/sh/t-mlib-sh4a: New.
232 * config/sh/t-mlib-sh4al: New.
233 * config/sh/t-mlib-sh4a-nofpu: New.
234 * config/sh/t-mlib-sh4a-single: New.
235 * config/sh/t-mlib-sh4a-single-only: New.
236 2004-02-20 DJ Delorie <dj@redhat.com>
237 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
238 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
239 2003-08-22 Eric Christopher <echristo@redhat.com>
240 * config/sh/sh4a.md: Update for chip errata.
241 2003-08-07 Eric Christopher <echristo@redhat.com>
242 * config/sh/sh4a.md: New file. sh4a processor description.
243 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
244 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
245 of -m4a-nofpu.
246 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
247 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
248 * doc/invoke.texi (SH Options): Document -m4al.
249 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
250 * config/sh/sh.c (expand_block_move): Remove commented-out code
251 checked in by mistake.
252 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
253 single elements from SFmode vectors.
254 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
255 register.
256 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
257 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
258 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
259 sh_fsca_int2sf): Remove variable declarations.
260 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
261 sh_fsca_int2sf): New functions.
262 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
263 sh_fsca_int2sf_rtx): New static variables.
264 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
265 sh_fsca_int2sf): Declare.
266 * config/sh/sh.md: Adjust.
267 * doc/invoke.texi (SH Options): Document new options.
268 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
269 compatibility from SH4 code.
270 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
271 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
272 early.
273 (memory_movsrc_operand): Renamed to...
274 (unaligned_load_operand): ... this. Simplified.
275 * config/sh/sh.h (PREDICATE_CODES): Adjust.
276 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
277 input operand to SImode, and adjust the others. Introduce
278 post-increment by peephole.
279 * config/sh/sh.c (expand_block_move): Give the target address the
280 same mode as the temp reg.
281 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
282 copying.
283 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
284 Introduce support for SH4a.
285 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
286 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
287 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
288 sh_fsca_int2sf): New.
289 (sh_init_builtins): Initialize them.
290 (print_operand): Support `d'.
291 (expand_block_move): Use movua if src is misaligned.
292 (memory_movsrc_operand): New.
293 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
294 and one of the SH4 macros.
295 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
296 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
297 SELECT_SH4A_SINGLE): New.
298 (TARGET_NONE): Add SH4A_BIT.
299 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
300 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
301 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
302 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
303 (enum processor_type): Added PROCESSOR_SH4A.
304 (PREDICATE_CODES): Add memory_movsrc_operand.
305 * config/sh/sh.md: Removed unused variables.
306 (attr cpu): Add sh4a.
307 (attr type): Add movua, fsrra and fsca.
308 (prefetch): New, for SH4.
309 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
310 (toggle_sz): Set type to fp.
311 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
312 (movua, extv, extzv): New.
313 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
314 and 4a-single-only.
316 2004-07-28 Diego Novillo <dnovillo@redhat.com>
318 * tree-optimize.c (init_tree_optimization_passes): Schedule
319 pass_may_alias right after the program is renamed into SSA.
320 * tree-pass.h (PROP_alias): Define.
321 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
322 * tree-sra.c (pass_sra): Likewise.
323 * tree-ssa-ccp.c (pass_ccp): Likewise.
324 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
325 * tree-ssa-dce.c (pass_dce): Likewise.
326 * tree-ssa-dom.c (pass_dominator): Likewise.
327 * tree-ssa-dse.c (pass_dse): Likewise.
328 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
329 * tree-ssa-loop-ch.c (pass_ch): Likewise.
330 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
331 * tree-ssa-pre.c (pass_pre): Likewise.
332 * tree-tailcall.c (pass_tail_recursion): Likewise.
333 * tree-ssa.c (pass_redundant_phi): Likewise.
334 * tree-ssa-alias.c (aliases_computed_p): Remove.
335 Update all users.
336 (init_alias_info): Do not mark all type tags for renaming
337 unconditionally.
338 Clear may_aliases from every symbol.
339 (setup_pointers_and_addressables): If a pointer has not been
340 dereferenced and it had a type tag, clear it and mark the old
341 tag for renaming.
343 2004-07-28 Diego Novillo <dnovillo@redhat.com>
345 PR tree-optimization/16705
346 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
347 .GLOBAL_VAR.
349 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
351 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
352 check.
354 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
355 don't make another one.
357 PR optimization/15077
358 * function.h (struct function): Add field saved_static_chain_decl.
359 Fix comment for static_chain_decl.
360 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
361 * tree-inline.h (save_body): Add new arg.
362 * tree-optimize.c (tree_rest_of_compilation): Handle saving
363 static_chain_decl.
365 2004-07-27 Richard Henderson <rth@redhat.com>
367 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
368 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
369 is_gimple_addressable.
370 * tree-gimple.c (is_gimple_addressable): Rename from
371 is_gimple_addr_expr_arg; accept INDIRECT_REF.
372 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
373 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
374 rename to is_gimple_addressable.
376 2004-07-28 Alan Modra <amodra@bigpond.net.au>
378 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
380 2004-07-27 Richard Henderson <rth@redhat.com>
382 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
383 before rounding.
385 2004-07-27 Zack Weinberg <zack@codesourcery.com>
387 * libgcc2.c: Change all conditionals testing
388 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
389 * libgcc2.h: Likewise.
390 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
391 TYPE_PRECISION of float80_type to 80.
392 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
393 of fpreg_type and float80_type to 80.
394 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
395 * config/m68k/netbsd-elf.h:
396 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
397 to evaluate to 80 whenever they would formerly have evaluated to 96.
398 * config/i386/sco5.h: Remove unnecessary redefinition of
399 LONG_DOUBLE_TYPE_SIZE.
400 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
401 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
402 XFmode, with a bitsize of 80. Update commentary.
403 * config/ia64/ia64-modes.def: Likewise.
404 * config/m68k/m68k-modes.def: Likewise.
406 2004-07-27 Steven Bosscher <stevenb@suse.de>
408 * cfgexpand.c (tree_expand_cfg): Fix comment.
410 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
411 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
412 Remove.
413 (prepare_function_start): Don't set rtx_equal_function_value_matters.
414 * integrate.c (copy_rtx_and_substitute): Don't test for it.
415 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
416 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
417 here again. Update leading comment.
418 * rtl.c (rtx_equal_function_value_matters): Remove.
419 (rtx_equal_p): Don't test for it.
420 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
421 Likewise.
423 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
424 * rtl.c (note_insn_name): Likewise.
425 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
426 * final.c (final_scan_insn): Likewise.
428 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
429 * passes.c (rest_of_handle_eh): Do it here.
431 * stmt.c (struct nesting): Remove struct nesting block member.
432 (struct stmt_status): Remove x_block_start_count field.
433 (current_block_start_count): Remove.
435 2004-07-27 Brian Booth <bbooth@redhat.com>
437 * tree-optimize.c (register_one_dump_file): Update condition that uses
438 static_pass_number.
439 (dup_pass_1): Replace with...
440 (next_pass_1): This.
441 (NEXT_PASS): Call next_pass_1.
442 (DUP_PASS): Remove.
443 (init_tree_optimization_passes): Remove uses of DUP_PASS.
444 (execute_one_pass): Update condition that uses
445 static_pass_number.
446 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
447 integer.
449 2004-07-27 Nick Clifton <nickc@redhat.com>
451 * config/m32r/m32r.c: Include integrate.h in order to get the
452 prototype for get_hard_reg_initial_val().
454 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
455 and tidy up indentation.
456 (final_presence_set): Use absence_set instead, so that if there is
457 nothing in the "o" pipe the "s" pipe can be scheduled.
459 2004-07-27 Diego Novillo <dnovillo@redhat.com>
461 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
462 don't have PT_VARS nor PT_MALLOC set.
463 Clear name tag from pointers that have not been dereferenced.
464 (set_pt_anything, set_pt_malloc): Forward declare.
465 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
466 not type compatibility when determining if a pointer can be
467 copy propagated.
469 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
471 * expr.h (canonicalize_condition, get_condition): Add an int argument.
472 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
473 it to check whether the condition is still valid at the jump insn.
474 * ifcvt.c (noce_get_condition): Likewise.
475 (noce_get_alt_condition): Update call to canonicalize_condition.
476 * loop-iv.c (simplify_using_initial_values): Update call to
477 get_condition. Remove FIXME.
478 (check_simple_exit): Update call to get_condition.
479 * loop-unswitch.c (may_unswitch_on): Likewise.
480 * loop.c (check_dbra_loop): Likewise.
481 (canonicalize_condition, get_condition): Add an argument to say whether
482 the condition must still be valid at INSN.
483 (get_condition_for_loop): Update call to get_condition. Require that
484 the condition be valid at INSN.
485 * predict.c (estimate_probability): Update call to get_condition.
486 Remove unused earliest parameter.
487 (expected_value_to_br_prob): Update call to canonicalize_condition.
489 2004-07-26 Eric Christopher <echristo@redhat.com>
491 * tree-dfa.c (add_referenced_var): Register initializers of global
492 variables.
494 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
496 * config/i386/i386.c (function_arg): Always treat 8-
497 and 16-byte wide vectors the same, even if MMX/SSE
498 are disabled.
499 (contains_128bit_aligned_vector_p): Add comment.
501 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
503 * ra.h (enum node_type): Rename to:
504 (enum ra_node_type).
505 * ra-colorize.c: Likewise.
507 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
509 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
510 after simplifying the jump.
512 2004-06-26 Richard Henderson <rth@redhat.com>
514 * calls.c (combine_pending_stack_adjustment_and_call): Make
515 preferred_unit_stack_boundary argument unsigned. Make
516 unadjusted_alignment unsigned.
517 (expand_call): Make preferred_stack_boundary and
518 preferred_unit_stack_boundary variables unsigned.
519 * function.c (assign_stack_local_1): Make alignment unsigned.
520 * function.h (struct function): Make stack_alignment_needed,
521 preferred_stack_boundary unsigned.
522 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
523 (ix86_compute_frame_layout): Make stack_alignment_needed,
524 preferred_alignment variables unsigned.
525 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
527 2004-07-26 Tom Tromey <tromey@redhat.com>
529 * tree.h: Fix typo in comment.
531 2004-07-26 Daniel Jacobowitz <dan@debian.org>
533 PR bootstrap/12804
534 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
535 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
536 (ggc_free): Remove incorrect freeing.
537 (sweep_pages): Advance PP for large pages. Fix indentation.
539 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
541 PR rtl-optimization/16643
542 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
543 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
544 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
545 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
546 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
547 * function.c (thread_prologue_and_epilogue_insns): Likewise.
548 * rtl.h (tracer): Add a flags parameter.
549 * tracer.c (tracer): Pass it to cfg_layout_initialise.
550 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
551 (rest_of_handle_reorder_blocks): Update calls to tracer and
552 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
553 (rest_of_handle_tracer): Pass 0 to tracer.
554 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
556 2004-07-25 David Edelsohn <edelsohn@gnu.org>
558 PR target/16239
559 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
560 f->f.
562 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
564 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
565 (BINFO_BASE_ACCESS): Adjust.
566 (BINFO_BASE_ACCESS_APPEND): New.
567 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
568 * dbxout.c (dbxout_type): Adjust binfo access accessing.
569 * dwarf2out.c (gen_member_die): Likewise.
570 * tree-dump.c (deque_and_dump): Likewise.
572 2004-07-26 Falk Hueffner <falk@debian.org>
574 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
575 costs.
577 2004-07-25 Roger Sayle <roger@eyesopen.com>
579 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
580 value off of the stack if TARGET_USE_FFREEP.
582 2004-07-26 Bernardo Innocenti <bernie@develer.com>
584 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
585 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
586 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
587 check on invocation of XRESIZEVEC ().
589 2004-07-26 Bernardo Innocenti <bernie@develer.com>
591 * c-common.c (disable_builtin_function): Rename variable n to
592 new_disabled_builtin.
593 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
594 Rename local variable old to old_decl.
595 * gensupport.c (shift_output_template): Rename parameter old to src.
596 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
597 old_rtx and newx to new_rtx.
599 2004-07-26 Bernardo Innocenti <bernie@develer.com>
601 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
602 of c-pragma.h.
603 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
604 enum cpp_ttype.
605 * c-lex.c: Likewise.
607 2004-07-25 Roger Sayle <roger@eyesopen.com>
609 * fold-const.c (constant_boolean_node): Make extern.
610 (make_range): Wrap long lines.
611 (fold_cond_expr_with_comparison): Remove unnecessary call to
612 pedantic_non_lvalue. Add missing calls to fold_convert.
613 (fold_truthop): Add missing calls to fold_convert.
614 (fold): Likewise.
615 * tree.h (constant_boolean_node): Add prototype here.
616 * builtins.c (expand_builtin_strncmp): Add missing calls to
617 fold_convert.
618 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
619 Call fold_convert and constant_boolean_node to correct types.
620 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
621 missing call to fold_convert to correct types.
623 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
624 Brian Ryner <bryner@brianryner.com>
626 PR c++/9283
627 PR c++/15000
628 * c-common.c (c_common_attribute_table): Allow
629 handle_visibility_attribute to be called for types.
630 (handle_visibility_attribute) When given a type, set the visibility
631 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
632 so that we can check later whether the attribute was present. Added
633 warning if attribute applied to non class type.
634 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
635 decls and checking that they are consistent.
636 * common.opt: Added -fvisibility.
637 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
638 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
639 * flags.h, tree.h: Added assorted support defines for overall patch
640 * opts.c: Added parsing support for -fvisibility.
641 * tree.c (build_decl): Set visibility for all decls to be whatever
642 is in force at that time.
643 * varasm.c (default_binds_local_p_1): Reworked logic determining
644 when to make a symbol locally bound.
645 * doc/invoke.texi: Added documentation for -fvisibility and
646 -fvisibility-inlines-hidden.
648 2004-07-25 Bernardo Innocenti <bernie@develer.com>
650 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
651 * c-common.c: Add missing casts from void * to other types.
652 * c-decl.c: Likewise.
653 * c-format.c: Likewise.
654 * c-lex.c: Likewise.
655 * c-pragma.c: Likewise.
656 * c-typeck.c: Likewise.
657 * defaults.h: Likewise.
658 * genconstants.c: Likewise.
659 * gengtype-lex.l: Likewise.
660 * genmodes.c: Likewise.
661 * read-rtl.c: Likewise.
662 * rtl.c: Likewise.
664 2004-07-25 Bernardo Innocenti <bernie@develer.com>
666 * bitmap.c: Use type-safe memory allocation macros from libiberty.
667 * c-common.c: Likewise.
668 * c-decl.c: Likewise.
669 * c-lang.c: Likewise.
670 * c-lex.c: Likewise.
671 * c-opts.c: Likewise.
672 * c-parse.in: Likewise.
673 * c-typeck.c: Likewise.
674 * genconditions.c: Likewise.
675 * gengtype-lex.l: Likewise.
676 * gengtype-yacc.y: Likewise.
677 * gengtype.c: Likewise.
678 * genmodes.c: Likewise.
679 * gensupport.c: Likewise.
680 * read-rtl.c: Likewise.
681 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
682 htab_find_slot().
684 2004-07-25 Bernardo Innocenti <bernie@develer.com>
686 * c-decl.c (groktypename, groktypename_in_param_context): Rename
687 variable typename to type_name.
688 * c-lex.c (interpret_float): Likewise.
690 2004-07-25 Roger Sayle <roger@eyesopen.com>
692 * convert.c (convert_to_real, convert_to_integer,
693 convert_to_complex): Replace calls to build with calls to buildN.
694 * coverage.c (tree_coverage_counter_ref): Likewise.
695 * dojump.c (do_jump): Likewise.
696 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
697 * emit-rtl.c (component_ref_for_mem_expr,
698 set_mem_attributes_minus_bitpos): Likewise.
699 * explow.c (update_nonlocal_goto_save_area): Likewise.
700 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
701 expand_mult_add): Likewise.
702 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
703 store_constructor, get_inner_reference, expand_expr_real_1,
704 try_casesi, try_tablejump): Likewise.
705 * function.c (expand_function_start): Likewise.
706 * stmt.c (emit_case_bit_tests, expand_end_case_type,
707 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
708 * stor-layout.c (place_union_field, layout_type): Likewise.
709 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
710 * varasm.c (copy_constant): Likewise.
712 2004-07-25 Bernardo Innocenti <bernie@develer.com>
714 * c-common.c: Rename all identifiers named `new'.
715 * c-decl.c: Likewise.
716 * gensupport.c: Likewise.
717 * simplify-rtx.c: Likewise.
718 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
719 with XNEW().
720 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
721 with XNEWVEC().
723 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
725 PR c/15360
726 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
727 declarations until after calling pushdecl.
728 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
729 "extern" and not on whether the declaration is initialized.
731 2004-07-25 Daniel Jacobowitz <dan@debian.org>
733 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
734 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
735 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
736 "cpplib.h", "c-pragma.h", "c-common.h".
737 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
738 (solaris_register_pragmas): New functions.
739 * config/sol2-protos.h: New file.
740 * config/sol2.c: New file.
741 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
742 (REGISTER_TARGET_PRAGMAS): New macros.
743 (solaris_pending_aligns, solaris_pending_inits)
744 (solaris_pending_finis): New variables.
745 * config/t-sol2 (sol2-c.o): Update dependencies.
746 (sol2.o): New rule.
747 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
748 SUBTARGET_INSERT_ATTRIBUTES.
749 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
750 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
751 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
752 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
753 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
754 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
755 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
756 * config/sparc/sparc.c (sparc_attribute_table): New.
757 (TARGET_INSERT_ATTRIBUTES): Define in terms of
758 SUBTARGET_INSERT_ATTRIBUTES.
759 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
760 is defined.
761 * doc/extend.texi (Solaris Pragmas): New section.
763 2004-07-25 Bernardo Innocenti <bernie@develer.com>
765 * c-common.c: Rename all identifiers named `class' to `cl'.
766 * c-common.h: Likewise.
767 * c-parse.in: Likewise.
768 * c-typeck.c: Likewise.
769 * genmodes.c: Likewise.
770 * real.c: Likewise.
771 * real.h: Likewise.
772 * recog.c: Likewise.
773 * recog.h: Likewise.
774 * regrename.c: Likewise.
775 * tree.h: Likewise.
776 * c-common.c (builtin_function_2): Change type of 5th parameter from
777 int to enum built_in_function. Change type of 8th parameter from int
778 to bool.
779 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
780 with GGC_CNEW().
781 * c-typeck.c (convert_arguments): Change type of formal_prec from
782 int to unsigned int.
783 * genmodes.c (blank_mode): Make a few negative constants unsigned.
784 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
785 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
786 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
787 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
788 iterator to for_all_modes () instead of an enum because enums can't
789 be incremented in C++.
792 2004-07-25 Daniel Jacobowitz <dan@debian.org>
794 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
795 hard registers.
797 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
799 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
800 Handle ARRAY_RANGE_REF like ARRAY_REF.
802 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
804 * c-typeck.c (digest_init): Don't allow arrays of signed or
805 unsigned variants of wchar_t to be initialized by wide string
806 constants. Do allow arrays of enumerated types compatible with
807 wchar_t to be initialized by wide string constants. Refine tests
808 distinguishing wide and narrow strings and arrays. Give specific
809 error for arrays of other integer types initialized by string
810 constants.
811 (output_init_element, process_init_element): Check for
812 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
813 initializing with string constants.
815 2004-07-25 Richard Henderson <rth@redhat.com>
817 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
818 on the RESULT_DECL.
819 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
820 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
821 DECL_IGNORED_P to new decl.
823 2004-07-24 Zack Weinberg <zack@codesourcery.com>
825 * config/ia64/ia64.c (general_xfmode_operand)
826 (destination_xfmode_operand): Delete.
827 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
828 * config/ia64/ia64.md (*movxf_internal): Use general_operand
829 and destination_operand.
831 2004-07-24 Alexander Kabaev <kan@freebsd.org>
833 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
834 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
836 2004-07-24 Alexander Kabaev <kan@freebsd.org>
837 Zack Weinberg <zack@codesourcery.com
839 PR 16684
840 * c-decl.c (diagnose_mismatched_decls): Don't issue a
841 redundant-declaration warning the first time a builtin is
842 declared explicitly.
844 2004-07-25 Bernardo Innocenti <bernie@develer.com>
846 * tree.h (staticp): Change return type to bool.
848 2004-07-25 Bernardo Innocenti <bernie@develer.com>
850 * c-common.c (c_staticp): Last episode of the staticp saga.
852 2004-07-25 Bernardo Innocenti <bernie@develer.com>
854 * c-common.h (c_staticp): Change return type from int to bool.
855 * tree.c (staticp): Likewise.
856 * langhooks.h (staticp): Likewise.
858 2004-07-25 Bernardo Innocenti <bernie@develer.com>
860 * langhooks-def.h (lhd_staticp): Change return type from int to
861 bool in prototype to match definition.
863 2004-07-25 Bernardo Innocenti <bernie@develer.com>
865 * system.h (bool, true, false): Don't redefine as preprocessor macros
866 in C++.
868 2004-07-24 Roger Sayle <roger@eyesopen.com>
870 * expmed.c (init_expmed): A signed modulus by a power of two is
871 considered cheap if its less than or equal to four instructions.
873 2004-07-25 Bernardo Innocenti <bernie@develer.com>
875 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
876 GGC_CNEWVAR): New macros.
878 2004-07-25 Bernardo Innocenti <bernie@develer.com>
880 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
881 lists.
882 * c-decl.c: Likewise.
883 * c-format.c: Likewise.
884 * c-lex.c: Likewise.
885 * c-opts.c: Likewise.
886 * c-pragma.c: Likewise.
887 * c-typeck.c: Likewise.
888 * gencheck.c: Likewise.
889 * genconditions.c: Likewise.
890 * genconfig.c: Likewise.
891 * genflags.c: Likewise.
892 * gengtype.c: Likewise.
893 * gensupport.c: Likewise.
894 * ggc-none.c: Likewise.
895 * langhooks.c: Likewise.
896 * statistics.h: Likewise.
897 * stub-objc.c: Likewise.
898 * java/decl.c: Likewise.
900 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
902 * config/m68k/m68k.c (output_scc_di): Fix coding style.
903 (symbolic_operand): Fix prototype.
904 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
905 * config/m68k/m68k.md: Add constants for registers a0 and sp and
906 use them, change from the "{...}" syntax to the simpler {...}
907 syntax.
908 (*cfv4_extendqisi2): Fix destination predicate.
909 * config/m68k/m68k-protos.h: Remove various declarations also
910 generated via PREDICATE_CODES.
912 2004-07-23 Mike Stump <mrs@apple.com>
914 * c-typeck.c (convert_for_assignment): Tightened up pointer
915 converstions that differ in signedness.
917 2004-07-23 Zack Weinberg <zack@codesourcery.com>
919 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
921 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
923 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
924 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
926 * gimplify.c (gimplify_compound_lval): Check for no handled
927 operations, rather than checking for explicit list of nodes.
928 (is_gimple_addr_expr_arg_or_indirect): New function.
929 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
930 redundant setting of TREE_INVARIANT.
931 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
932 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
934 2004-07-23 Diego Novillo <dnovillo@redhat.com>
936 PR tree-optimization/16688
937 PR tree-optimization/16689
938 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
939 unnecessary initialization of 'tag'.
940 (get_tmt_for): Check that the new type tag has the same alias
941 set as the pointed-to type.
942 (group_aliases): Only regular variables need to be removed
943 from the alias set of a name tag.
944 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
945 propagation if the two types are not compatible.
946 (merge_alias_info): Rename from replace_ssa_names_ann.
947 Add more checking.
948 (replace_exp_1): If both arguments are SSA_NAMEs, check that
949 the propagation can be done.
950 Only call merge_alias_info on pointers.
951 (propagate_value): Likewise.
952 * tree-ssa-copyrename.c: Include langhooks.h.
953 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
954 to do the merging.
955 Do not coalesce variables with incompatible types.
956 (rename_ssa_copies): Call replace_ssa_name_symbol.
957 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
958 the same type as the underlying _DECL.
959 * tree-ssanames.c (replace_ssa_name_symbol): New function.
960 * tree.h (replace_ssa_name_symbol): Declare.
962 2004-07-23 Richard Henderson <rth@redhat.com>
964 PR c++/16277
965 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
966 unshare it properly.
967 (gimplify_modify_expr_rhs): Push assignment from a conditional into
968 the conditional for all non-register types.
970 2004-07-23 Richard Henderson <rth@redhat.com>
972 * expr.c (expand_expr_real_1): Don't handle non-local variables.
973 * expr.h (fix_lexical_addr): Remove.
974 * function.c (NEED_SEPARATE_AP): Remove.
975 (fix_lexical_addr): Remove.
976 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
977 not null decl_function_context.
978 (create_alias_vars): Likewise.
979 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
980 (simple_goto_p): Likewise.
981 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
982 * tree-ssa-ccp.c (get_default_value): Likewise.
983 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
984 * tree.c (needs_to_live_in_memory): Likewise.
985 * tree-flow-inline.h (may_be_aliased): Move...
986 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
987 when TREE_STATIC variables may be addressable.
989 2004-07-24 Jakub Jelinek <jakub@redhat.com>
991 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
993 2004-07-23 Zack Weinberg <zack@codesourcery.com>
995 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
996 bitmap contents if GENERATOR_FILE is defined.
997 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
998 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1000 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
1002 * c-decl.c (start_function): Form composite type of function types
1003 rather than copying type from previous prototype declaration.
1005 2004-07-23 Janis Johnson <janis187@us.ibm.com>
1007 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1008 the const qualifier for the second argument in the C++ functions.
1010 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1011 specific pointer types.
1013 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1014 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1015 for vector bool and/or vector pixel, add C++ and C missing support.
1016 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1017 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1018 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1019 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1020 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1021 missing C++ and C support for vector bool and/or vector pixel.
1022 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1023 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1024 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1025 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1026 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1027 C++ and C types used for vector bool and/or vector pixel.
1028 (vec_st, vec_stl): Add C++ support for vector pixel.
1029 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1030 (vec_all_ne): Add C++ support for vector pixel.
1032 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1033 (vec_vmulesb): Add missing C++ function.
1034 (vec_perm): Fix type of third argument in C++ function.
1035 (vec_vsum4shs): Fix C++ function name.
1036 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1037 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1038 argument passed to the error handler in C macro.
1039 (vec_nmsub): Remove extra parens around argument names in C macro.
1040 (vec_packpx): Add missing parens in C macro.
1042 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1044 * machmode.def: Remove vector modes.
1045 * config/alpha/alpha-modes.def: Add supported vector modes.
1046 * config/arm/arm-modes.def: Likewise.
1047 * config/frv/frv-modes.def: Likewise.
1048 * config/i386/i386-modes.def: Likewise.
1049 * config/rs6000/rs6000-modes.def: Likewise.
1050 * config/sh/sh-modes.def: Likewise.
1052 2004-07-23 Matthias Klose <doko@debian.org>
1054 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1055 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1056 * config.h: Regenerate.
1057 * configure: Likewise.
1059 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1061 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1062 generated SYMBOL_REFs for labels.
1063 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1064 Change prototype.
1065 (machopic_stub_name): Remove.
1066 (machopic_indirection_name): New function.
1067 (machopic_mcount_stub_name): Likewise.
1068 (machopic_classify_name): Remove.
1069 (machopic_function_base_sym): New function.
1070 (machpoic_classify_symbol): Likewise.
1071 (machopic_classify_ident): Remove.
1072 (machopic_define_ident): Likewise.
1073 (machopic_define_name): Likewise.
1074 (machopic_name_defined_p): Likewise.
1075 (machopic_ident_defined_p): Likewise.
1076 (darwin_strip_name_encoding): Likewise.
1077 (machopic_define_symbol): New function.
1078 * config/darwin.c (hashtab.h): Include.
1079 (machopic_defined_list): Remove.
1080 (machopic_classify_ident): Likewise.
1081 (machopic_classify_name): Likewise.
1082 (machopic_ident_defined_p): Likewise.
1083 (machopic_define_ident): Likewise.
1084 (machopic_define_name): Likewise.
1085 (machopic_symbol_defined_p): New function.
1086 (machopic_classify_symbol): Likewise.
1087 (machopic_data_defined_p): Use machopic_classify_symbol.
1088 (machopic_define_symbol): New function.
1089 (machopic_function_base_sym): New function.
1090 (machopic_non_lazy_pointers): Remove.
1091 (machopic_non_lazy_ptr_name): Likewise.
1092 (machopic_stubs): Likewise.
1093 (machopic_stub_name): Likewise.
1094 (NON_LAZY_POINTER_SUFFIX): New macro.
1095 (STUB_SUFFIX): Likewise.
1096 (machopic_indirection): New structure.
1097 (machopic_indirections): New variable.
1098 (machopic_indirection_hash): New function.
1099 (machopic_indirection_eq): Likewise.
1100 (machopic_indirection_name): Likewise.
1101 (machopic_mcount_stub_name): New function.
1102 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1103 hash table.
1104 (machopic_indirect_data_reference): Rework to use new functions.
1105 (machopic_indirect_call_target): Likewise.
1106 (machopic_legitimize_pic_address): Likewise.
1107 (machopic_output_indirection): New function.
1108 (machopic_finish): Use it.
1109 (machopic_operand_p): Rework to use new functions.
1110 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1111 (darwin_strip_name_encoding): Remove.
1112 (update_non_lazy_ptrs): Remove.
1113 (update_stubs): Likewise.
1114 (darwin_non_lazy_pcrel): Use new functions.
1115 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1116 (ASM_OUTPUT_LABELREF): Likewise.
1117 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1118 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1119 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1120 (TARGET_STRIP_NAME_ENCODING): Do not use
1121 darwin_strip_name_encoding.
1122 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1123 darwin_strip_name_encoding.
1124 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1125 machopic_mcount_stub_name.
1126 * config/i386/i386.c (x86_output_mi_thunk): Use
1127 machopic_indirection_name, not machopic_stub_name.
1128 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1129 machopic_function_base_sym.
1130 (print_operand): Use machopic_classify_symbol.
1131 (rs6000_emit_prologue): Use machopic_function_base_sym.
1132 (output_profile_hook): Do not use machopic_stub_name.
1133 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1135 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1137 PR c/7284
1138 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1139 as multiplication.
1141 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1143 * doc/implement-c.texi: New file.
1144 * doc/extend.texi (C Implementation): Move to there.
1145 * doc/gcc.texi: Include implement-c.texi.
1146 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1148 2004-07-22 Jason Merrill <jason@redhat.com>
1150 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1151 handling.
1152 * tree-inline.c (setup_one_parameter): Likewise.
1154 2004-07-22 Brian Booth <bbooth@redhat.com>
1156 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1157 (substitute_and_fold): Propigate into VUSE operands when possible.
1158 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1159 (cp_lattice_meet): Handle merging of latticevalues when
1160 UNKNOWN_VAL is present.
1161 (visit_stmt): Visit assignments with V_MUST_DEFs.
1162 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1163 (ccp_fold): Deal with RHS' that are constant and virtual.
1164 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1165 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1166 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1167 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1168 computing immediate uses.
1169 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1170 transition.
1171 (replace_vuse_in): New function.
1172 (likely_value): Add check of vuse operands.
1173 (get_default_value): Set the default value of virtually defined
1174 variables to UKNOWN_VAL instead of VARYING.
1176 2004-07-22 Richard Henderson <rth@redhat.com>
1178 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1180 2004-07-22 Richard Henderson <rth@redhat.com>
1182 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1183 variables due to conditional compilation.
1185 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1187 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1188 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1189 Release SSA names that have been re-renamed.
1190 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1191 variable.
1192 * tree-ssa-alias.c (init_alias_info): If aliases have been
1193 computed before, clear existing alias information.
1194 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1195 If the new name tag for a pointer is different than the one it
1196 had before, mark the old tag for renaming.
1197 (replace_may_alias): New function.
1198 (group_aliases): Call it.
1199 (setup_pointers_and_addressables): Always call get_tmt_for.
1200 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1201 once.
1202 (set_pt_anything): New local function.
1203 (set_pt_malloc): New local function.
1204 (merge_pointed_to_info): Don't merge pointed-to variables from
1205 the original pointer if the destination is pointing to an
1206 unknown location.
1207 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1208 (add_pointed_to_var): Do not add a variable to the points-to
1209 set if the pointer is already pointing to anywhere.
1210 (collect_points_to_info_r): If the defining statement is a PHI
1211 node, only merge pointed-to information if the argument has
1212 already been visited.
1213 (get_tmt_for): Only create a new tag if the pointer didn't
1214 have one already.
1215 (dump_alias_info): Emit more information.
1216 (dump_points_to_info_for): Likewise.
1217 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1218 try to get the annotation of an SSA_NAME.
1219 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1220 alias sets when checking is enabled.
1221 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1222 (eliminate): Mark basic blocks that will need
1223 EH information cleaned up.
1224 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1225 predecessor.
1226 Initialize need_eh_cleanup.
1227 (fini_pre): Call tree_purge_all_dead_eh_edges and
1228 cleanup_tree_cfg if needed.
1229 Free need_eh_cleanup.
1230 * tree-ssa.c (verify_ssa_name): New function.
1231 (verify_def): Call it.
1232 Re-arrange to avoid printing too many error messages.
1233 (verify_use): Likewise.
1234 (verify_phi_args): Likewise.
1235 (verify_flow_insensitive_alias_info): New function.
1236 (verify_flow_sensitive_alias_info): New function.
1237 (verify_alias_info): New function.
1238 (verify_ssa): Call verify_alias_info.
1239 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1240 program.
1241 Re-arrange to avoid printing too many error messages.
1242 * tree-ssanames.c (make_ssa_name): Clear
1243 SSA_NAME_IN_FREE_LIST.
1244 (release_ssa_name): Never release a default definition.
1245 (release_defs): New function.
1246 * tree.h: Declare it.
1247 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1249 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1251 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1252 If true, do a depth-first search. Do a breadht-first search,
1253 otherwise.
1254 (walk_use_def_chains): Add new argument IS_DFS.
1255 Update all users.
1256 * tree-flow.h (walk_use_def_chains): Update prototype.
1258 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1260 * config/cris/cris.md: Tweak formatting.
1261 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1262 (mover2side, moverside, movemside, movei, op3, andu): Replace
1263 live define_peephole:s with define_peephole2 near-equivalents.
1264 Delete the rest.
1265 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1266 word-size modes.
1267 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1268 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1269 "*mov_sidesi_mem" respectively.
1271 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1273 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1274 (gimplify_build1): Move from tree-complex.c do_unop.
1275 (gimplify_build2): Move from tree-complex.c do_binop.
1276 (gimplify_build3): New.
1277 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1278 Adjust throughout to call the functions above.
1279 * tree-flow.h: Declare the functions above.
1280 * tree-nested.c (gimplify_val): Rename to...
1281 (tsi_gimplify_val): ... this.
1283 * Makefile.in (tree_complex.o): Update dependencies.
1284 (stor-layout.o): Depend on regs.h.
1285 * c-common.c (handle_vector_size_attribute): Update for
1286 vector types without corresponding vector modes.
1287 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1288 a corresponding vector mode is not available.
1289 * print-tree.c (print_node): Print nunits for vector types
1290 * regclass.c (have_regs_of_mode): New.
1291 (init_reg_sets_1): Initialize it and use it instead
1292 of allocatable_regs_of_mode.
1293 * regs.h (have_regs_of_mode): Declare it.
1294 * stor-layout.c (layout_type): Pick a mode for vector types.
1295 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1296 build_replicated_const, do_unop, do_binop, do_plus_minus,
1297 do_negate, expand_vector_piecewise, expand_vector_parallel,
1298 expand_vector_addition, expand_vector_operations_1,
1299 expand_vector_operations, tree_lower_operations,
1300 pass_lower_vector_ssa, pass_pre_expand): New.
1301 (expand_complex_operations, pass_lower_complex): Remove.
1302 * tree-optimize.c (init_tree_optimization_passes): Adjust
1303 pass ordering for changes in tree-complex.c.
1304 * tree-pass.h: Declare new passes.
1305 * tree.c (finish_vector_type): Remove.
1306 (make_vector_type): New.
1307 (build_vector_type_for_mode, build_vector_type): Rewritten.
1308 * tree.def (VECTOR_TYPE): Document where the number of
1309 subparts is stored.
1310 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1311 (make_vector): Remove declaration.
1313 2004-07-21 Richard Henderson <rth@redhat.com>
1315 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1316 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1317 (remove_useless_vars): Dump debugging info.
1318 (expand_used_vars): Move ...
1319 * cfgexpand.c (expand_used_vars): ... here. Make static.
1320 * tree-flow-inline.h (set_is_used): New.
1321 (set_default_def): Use get_var_ann.
1322 * tree-flow.h: Update decls.
1323 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1324 (create_ssa_var_map): Use it.
1325 * tree-ssa.c (set_is_used): Remove.
1327 2004-07-22 Ben Elliston <bje@au.ibm.com>
1329 * gdbinit.in: Set a breakpoint on internal_error.
1331 2004-07-21 Richard Henderson <rth@redhat.com>
1333 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1334 to create a new basic block.
1336 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1338 PR c/15052
1339 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1340 return type on function definitions. Move other warnings for
1341 qualified return type to -Wreturn-type. Do not condition any such
1342 warnings on -pedantic. Update comments.
1343 (start_function): Only copy function type from previous prototype
1344 declaration if return types are compatible.
1345 * c-typeck.c (function_types_compatible_p): Don't condition
1346 warning for incompatibility of volatile qualifiers on the return
1347 type on -pedantic. Update comment.
1348 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1350 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1352 * c-typeck.c (set_init_index): Require designator to be of integer
1353 type.
1355 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1357 PR c/11250
1358 * c-parse.in (init): Change to exprtype.
1359 (primary): Set original_code for STRING to STRING_CST.
1360 Call maybe_warn_string_init for compound literals.
1361 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1362 (initval): Update.
1363 * c-tree.h (maybe_warn_string_init): New.
1364 (pop_init_level, process_init_element): Use struct c_expr.
1365 (struct c_expr): Update comment.
1366 * c-typeck.c (maybe_warn_string_init): New function.
1367 (digest_init): Call it. Additional parameter strict_string. All
1368 callers changed.
1369 (output_init_element): Likewise.
1370 (struct constructor_stack): Use struct c_expr for
1371 replacement_value.
1372 (really_start_incremental_init, push_init_level): Update.
1373 (pop_init_level): Update. Return struct c_expr.
1374 (process_init_level): Update. Take struct c_expr argument.
1376 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1378 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1379 commit.
1381 2004-07-21 Eric Christopher <echristo@redhat.com>
1383 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1384 removal.
1385 * c-decl.c (pop_scope): Ditto.
1386 * calls.c (expand_call): Remove call to current_nesting_level,
1387 update comment accordingly. Remove calls to expand_start_target_temps
1388 and expand_end_target_temps.
1389 * cfgexpand.c (construct_init_block): Remove call to
1390 expand_start_bindings_and_block.
1391 (construct_exit_block): Remove call to expand_end_bindings.
1392 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1393 (expand_expr_real_1): Ditto. Fix formatting.
1394 (expand_vars): Delete.
1395 * stmt.c (POPSTACK): Remove block_stack.
1396 (stmt_status): Remove x_block_stack.
1397 (block_stack): Delete.
1398 (expand_start_bindings_and_block): Ditto.
1399 (expand_start_target_temps): Ditto.
1400 (expand_end_target_temps): Ditto.
1401 (current_nesting_level): Ditto.
1402 (warn_about_unused_variables): Ditto.
1403 (expand_end_bindings): Ditto.
1404 * tree.h: Remove declarations for above.
1406 2004-07-21 Steven Bosscher <stevenb@suse.de>
1408 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1409 * rtl.c (note_insn_name): Likewise.
1410 * print-rtl.c (print_rtx): Don't print it.
1411 * cfgrtl.h (can_delete_note_p): Don't handle it.
1412 (rtl_delete_block): Likewise.
1413 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1414 (rest_of_compilation): Don't call it.
1415 * predict.c (process_note_predictions, process_note_prediction,
1416 note_prediction_to_br_prob): Remove.
1417 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1418 * stmt.c (return_prediction): Remove.
1419 (expand_value_return): Don't call it. Don't add prediction
1420 notes for return statements.
1422 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1424 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1425 once.
1427 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1429 * c-common.c (vector_types_convertible_p): Use vector types'
1430 TYPE_SIZE and TREE_TYPE instead of their mode.
1431 * convert.c (convert_to_integer): Likewise.
1432 (convert_to_vector): Likewise.
1433 * fold-const.c (fold_convert): Likewise.
1434 * varasm.c (output_constant): Likewise.
1435 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1436 Allow a VECTOR_TYPE initializer to be made of several vectors.
1437 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1438 of cleared and need_to_clear, and use fold_convert.
1439 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1440 integer vectors.
1442 2004-07-20 Richard Henderson <rth@redhat.com>
1444 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1445 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1447 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1449 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1450 enormous cost if not TARGET_HARD_MUL.
1452 2004-07-20 Andrew Pinski <apinski@apple.com>
1454 PR target/16557
1455 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1456 (ASM_SPEC): here.
1458 2004-07-21 Paul brook <paul@codesourcery.com>
1460 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1462 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1464 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1465 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1466 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1468 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1470 * rtl.h (plus_constant): Delete.
1471 (plus_constant_wide): Rename to plus_constant.
1472 (plus_constant_for_output_wide): Delete vestigial prototype.
1473 (GEN_INT): Remove unnecessary cast.
1474 * tree.h (build_int_2, size_int_type): Delete.
1475 (build_int_2_wide): Rename to build_int_2.
1476 (size_int_wide): Rename to size_int_kind.
1477 (size_int_type_wide): Rename to size_int_type.
1478 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1479 Remove unnecessary cast.
1480 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1481 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1482 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1483 (size_int_type_wide): Rename size_int_type.
1484 (int_const_binop): Use size_int_type.
1485 * c-lex.c (interpret_integer): Use build_int_2.
1486 * final.c (split_double): Remove unnecessary casts.
1487 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1489 2004-07-20 Richard Henderson <rth@redhat.com>
1491 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1492 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1493 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1494 (is_gimple_tmp_reg): New.
1495 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1497 2004-07-20 Richard Henderson <rth@redhat.com>
1499 * tree-pretty-print.c (dump_generic_node): Dump
1500 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1502 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1504 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1505 (mudflap_init): Set it.
1506 (mudflap_register_call): Remove __mf_init call.
1507 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1508 to pass "-ignore-reads" option to libmudflap if needed.
1510 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1512 PR c++/14607
1513 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1514 (MAKE_DECL_ONE_ONLY): Undefine.
1515 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1516 readonly_data, one_only_data_section, forget_section): New prototypes.
1517 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1518 functions.
1519 (pa_select_section): Add one-only (COMDAT) support.
1520 * pa.h (struct machine_function): Define.
1521 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1522 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1523 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1524 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1525 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1526 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1527 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1528 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1529 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1530 for EXTRA_SECTION_FUNCTIONS.
1531 * doc/install.texi: Update binutils requirements.
1533 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1535 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1536 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1537 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1538 size_t.
1539 (struct VEC): Use unsigned for num and alloc.
1540 * vec.c (struct vec_prefix): Likewise.
1541 (vec_o_reserve): Adjust.
1543 * dbxout.c (dbxout_type): Fix printf format.
1545 * tree.h (binfo_member): Remove.
1546 * tree.c (binfo_member): Remove.
1548 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1550 * tree.h: Include vec.h
1551 (DEF_VEC_P(tree)): New type.
1552 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1553 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1554 (BINFO_LANG_SLOT): Remove.
1555 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1556 (struct tree_binfo): Turn base_binfos into a trailing
1557 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1558 (binfo_lang_slots): Remove.
1559 * tree.c (binfo_lang_slots): Remove.
1560 (make_tree_binfo_stat): Take a base binfo count, not a
1561 lang slot count. Adjust.
1562 * Makefile.in (TREE_H): Add vec.h
1563 * alias.c (record_component_aliases): Adjust BINFO access.
1564 * dbxout.c (dbxout_type): Likewise.
1565 * dwarf2out.c (gen_member_die): Likewise.
1566 * sdbout.c (sdbout_one_type): Likewise.
1567 * tree-dump.c (deque_and_dump): Likewise.
1568 * config/i386/i386.c (classify_argument,
1569 contains_128bit_aligned_vector_p): Likewise.
1570 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1571 * doc/c-tree.texi (Classes): Update BINFO documentation.
1573 2004-07-20 Steven Bosscher <stevenb@suse.de>
1575 * c-common.h (check_case_value): Remove prototype.
1576 (c_add_case_label): Adjust prototype.
1577 * c-common.c (check_case_value): Make static.
1578 (check_case_bounds): New function.
1579 (c_add_case_label): Use it. Take new argument orig_type.
1580 * c-typeck.c (struct c_switch): New orig_type field.
1581 (c_start_case): Set it.
1582 (do_case): Pass it to c_add_case_label.
1583 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1584 cases from here. Add the labels in reverse order.
1585 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1586 (add_case_node): Return nothing, don't check for duplicate cases.
1587 Insert new case nodes in a list, not in an AVL tree.
1588 (expand_end_case_type): Don't turn a case tree into a case list.
1589 (case_tree2list): Remove.
1590 * tree.h (add_case_node): Adjust prototype.
1592 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1594 * genattr.c (struct range, struct function_unit,
1595 write_units, extend_range, init_range): Remove them.
1596 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1597 Output "#define INSN_SCHEDULING" here.
1598 * genattrtab.c (struct range, struct function_unit_op,
1599 struct function_unit, struct dimension, enum operator,
1600 operate_exp, expand_units, simplify_knowing,
1601 encode_units_mask, simplify_by_exploding,
1602 find_and_mark_used_attributes, unmark_used_attributes,
1603 add_values_to_cover, increment_current_value,
1604 test_for_current_value, simplify_with_current_value,
1605 simplify_with_current_value_aux, gen_unit,
1606 write_unit_name, write_function_unit_info,
1607 write_complex_function, write_toplevel_expr,
1608 find_single_value, extend_range): Remove.
1609 (write_attr_get): Do not handle common_av->value
1610 being an FFS.
1611 (struct attr_desc): Remove func_units_p and blockage_p.
1612 (write_attr_valueq): Do not handle them.
1613 (find_attr): Do not clear them.
1614 (make_internal_attr): Do not initialize them.
1615 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1616 * sched-vis.c (init_target_units, insn_print_units,
1617 init_block_visualization, print_block_visualization,
1618 visualize_scheduled_insns, visualize_no_unit,
1619 visualize_stall_cycles, visualize_alloc,
1620 visualize_free, target_units, get_visual_tbl_length,
1621 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1622 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1623 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1624 * haifa-sched.c (blockage_range, clear_units,
1625 schedule_unit, actual_hazard, potential_hazard,
1626 insn_unit, unit_last_insn, unit_tick,
1627 actual_hazard_this_instance, potential_hazard,
1628 schedule_unit, max_insn_queue_index_value): Remove.
1629 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1630 max_insn_queue_index.
1631 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1632 * doc/md.texi (Processor pipeline description): Remove
1633 references to old pipeline descriptions.
1634 (Automaton pipeline description): Merge with the above.
1635 (Old pipeline description, Comparison of the two descriptions):
1636 Remove.
1638 * bt-load.c (migrate_btr_def): Remove references to
1639 use_pipeline_interface.
1640 * haifa-sched.c (insn_cost, schedule_insn,
1641 schedule_block, advance_one_cycle, sched_init,
1642 queue_to_ready, sched_finish): Likewise.
1643 * modulo-sched.c (sms_schedule, advance_one_cycle,
1644 ps_has_conflicts): Likewise.
1645 * sched-rgn.c (init_ready): Likewise.
1646 (debug_dependencies): Likewise, and remove an "if (1)".
1647 * target.h (use_dfa_pipeline_interface): Remove.
1648 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1649 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1650 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1651 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1652 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1653 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1654 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1655 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1656 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1657 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1658 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1659 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1660 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1661 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1662 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1663 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1664 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1665 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1666 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1668 2004-07-19 Roger Sayle <roger@eyesopen.com>
1670 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1672 2004-07-19 Jeff Law <law@redhat.com>
1674 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1675 (get_eq_expr_value): Use it. Simplify slightly.
1677 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
1679 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
1680 (umulsidi3_32bit_r4000): Likewise.
1682 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
1684 * vec.h: Propagate location information properly.
1685 (VEC_T_iterate): Add result pointer parameter.
1686 (VEC_T_space): New.
1687 (VEC_T_reserve): Use it.
1689 2004-07-19 Daniel Jacobowitz <dan@debian.org>
1691 * Makefile.in (c-format.o): Depend on c-format.h.
1692 * c-format.h: New file.
1693 (struct format_char_info): Add CHAIN member.
1694 * c-format.c: Move some types and constants to c-format.h.
1695 (format_type_error): Set to -1.
1696 (struct function_format_info): Use an int for format_type.
1697 (decode_format_type): Return an int. Return format_type_error
1698 on error.
1699 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
1700 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
1701 (scan_char_table, time_char_table, monetary_char_table): Initialize
1702 CHAIN to NULL.
1703 (n_format_types): New variable.
1704 (check_format_info_main): Handle CHAIN in format_char_info.
1705 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
1706 TARGET_N_FORMAT_TYPES.
1707 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1708 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
1709 * config/sol2-c.c: New file.
1710 * config/t-sol2: New file.
1711 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
1712 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
1713 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
1715 * doc/extend.texi (Target Format Checks): New section.
1716 (Function Attributes): Mention it.
1717 * doc/invoke.texi: Mention target format checks.
1718 * doc/sourcebuild.texi: Mention target format checks.
1719 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
1720 TARGET_FORMAT_TYPES.
1722 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
1724 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
1725 added.
1726 * config/s390/s390.c (regclass_map initializer): Register 35 added to
1727 ADDR_REGS.
1728 (load_multiple_operation, store_multiple_operation): Removed
1729 pointless sanity check.
1730 (s390_decompose_address): Added check for return_address_pointer_rtx.
1731 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
1732 (s390_return_address_offset): New function.
1733 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
1734 (FRAME_REGNO_P): Added check for register 35.
1735 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1736 REG_ALLOC_ORDER): Appended entry for register 35.
1737 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
1738 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
1739 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
1740 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
1741 is eliminable using stack pointer or hard frame pointer.
1742 (REGISTER_NAMES): Added name for register 35.
1743 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
1744 pointless sanity check.
1746 2004-07-19 Roger Sayle <roger@eyesopen.com>
1748 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
1749 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
1750 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
1751 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
1752 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
1753 (fold_relational_const): Tidy up handling of floating point
1754 comparisons by calling real_compare. Remove tree_expr_nonzero_p
1755 transformation; fold_relational_const assumes constant operands.
1757 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
1759 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
1760 directory.
1762 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
1764 * c-tree.h (struct c_expr): Define.
1765 (C_SET_EXP_ORIGINAL_CODE): Remove.
1766 (parser_build_binary_op, build_compound_expr): Update prototypes.
1767 * c-parse.in (%union): Add exprtype.
1768 (FUNC_NAME): Mark as ttype.
1769 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
1770 exprtype.
1771 (expr): Update. Define directly in terms of expr_no_commas
1772 instead of using nonnull_exprlist.
1773 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
1774 offsetof_member_designator, typespec_nonreserved_nonattr, init,
1775 initval, designator, component_declarator,
1776 component_notype_declarator, enumerator, array_declarator,
1777 condition, exexpr, switch_statement, stmt_nocomp, stmt,
1778 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
1779 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
1780 where appropriate.
1781 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
1782 * c-common.c (c_common_truthvalue_conversion): Don't check
1783 C_EXP_ORIGINAL_CODE.
1784 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
1785 Don't use C_EXP_ORIGINAL_CODE.
1786 (default_conversion, default_function_array_conversion): Don't use
1787 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
1788 (internal_build_compound_expr): Merge into build_compound_expr.
1789 (build_compound_expr): Take two operands instead of a TREE_LIST.
1790 * objc/objc-act.c (get_super_receiver): Update calls to
1791 build_compound_expr.
1793 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1795 * config/sh/sh.c (sh_use_dfa_interface): Remove.
1796 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
1797 hook_int_void_1.
1798 * config/sh/sh.md: Extract pipeline descriptions
1799 into separate files.
1800 * config/sh/sh1.md: New file, extracted from sh.md.
1801 * config/sh/sh4.md: New file, extracted from sh.md.
1802 * config/sh/shmedia.md: New file, extracted from sh.md
1803 and rewritten using new-style pipeline description.
1805 2004-07-18 Zack Weinberg <zack@codesourcery.com>
1807 * config/pa/pa.md: Delete the two remaining define_peephole
1808 patterns.
1810 2004-07-18 Steven Bosscher <stevenb@suse.de>
1811 Joseph S. Myers <jsm@polyomino.org.uk>
1813 * c-common.c (c_common_truthvalue_conversion): Don't warn if
1814 TREE_NO_WARNING is set.
1816 2004-07-18 Roger Sayle <roger@eyesopen.com>
1818 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
1819 simplify_builtin_strncmp): Delete.
1820 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
1821 Change argument to accept an arglist instead of an "exp". Assume
1822 that the return type is always integer_type_node. Copy missing
1823 transformations from their now obsolete simplify_builtin_*
1824 equivalents.
1825 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
1826 fold_builtin_strcmp and fold_builtin_strncmp.
1827 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
1828 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
1829 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
1831 2004-07-18 Daniel Jacobowitz <dan@debian.org>
1833 * Makefile.in (tree-alias-common.o): Update dependencies.
1835 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
1837 * cfgloop.c (flow_loop_nested_p): Fix comment.
1839 2004-07-17 Jason Merrill <jason@redhat.com>
1841 PR c++/16115
1842 * stor-layout.c (relayout_decl): New fn.
1843 * tree.h: Declare it.
1844 (DECL_BY_REFERENCE): New macro.
1846 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
1848 * libgcc2.c (__enable_execute_stack): New symbol.
1849 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
1850 and declare __enable_execute_stack.
1851 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
1852 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
1853 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1854 ENABLE_EXECUTE_STACK.
1855 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
1856 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1857 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1858 ENABLE_EXECUTE_STACK.
1859 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1860 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
1861 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1862 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1863 ENABLE_EXECUTE_STACK.
1864 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1865 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1866 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1867 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1868 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
1869 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1870 (sparc64_initialize_trampoline): Likewise.
1871 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
1873 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1875 * langhooks.h (builtin_function): New langhook.
1876 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
1877 (LANG_HOOKS_INITIALIZER): Update.
1878 * tree.h (builtin_function): Remove.
1879 * doc/tm.texi: Update.
1880 * c-tree.h (builtin_function): Declare.
1881 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
1882 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
1883 config/ia64/ia64.c, config/iq2000/iq2000.c,
1884 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1885 config/stormy16/stormy16.c: All callers of builtin_function
1886 changed.
1888 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
1890 PR target/16556
1891 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1892 Remove white space after the backslash.
1894 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1896 PR rtl-optimization/16294
1897 * resource.c (return_insn_p): New predicate.
1898 (mark_target_live_regs): Use it. Special-case return insns.
1899 (init_resource_info): Use it. Don't scan the epilogue past
1900 a return.
1902 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1904 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
1905 destroy dominance information.
1906 * passes.c (rest_of_handle_loop2): Free dominance information.
1907 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
1908 jump threading.
1909 (thread_jumps): Update dominance information and remove unreachable
1910 blocks.
1911 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
1912 information and remove the unreachable block.
1914 2004-07-17 Graham Stott <graham.stott@btinternet.com>
1916 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
1918 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
1920 * doc/sourcebuild.texi: Remove libf2c entry.
1922 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
1924 * config/i386/i386.md (movv16qi_internal): Fix typo.
1926 2004-07-17 Steven Bosscher <stevenb@suse.de>
1928 * final.c (final_scan_insn): Fix broken commit from previous
1929 patch.
1931 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1933 * c-typeck.c (parser_build_binary_op): Condition warnings for
1934 X<=Y<=Z on -Wparentheses instead of -Wextra.
1935 * doc/invoke.texi: Update. Document that most of -Wparentheses is
1936 supported for C only.
1938 2004-07-17 Steven Bosscher <stevenb@suse.de>
1940 * cfgcleanup.c (try_simplify_condjump): Don't remove line
1941 notes to avoid unreachable code warnings.
1942 * toplev.c (backend_init): Don't emit line notes for
1943 unreachable code warnings.
1945 * combine.c (distribute_notes): Don't distribute a
1946 REG_VTABLE_REF note.
1947 * final.c (final_scan_insn): Don't handle it.
1948 * rtl.c (reg_note_name): Remove it.
1949 * rtl.h (enum reg_node): Dito.
1951 * emit-rtl.c (force_line_numbers, restore_line_number_status):
1952 Remove.
1953 * rtl.h (force_line_numbers, restore_line_number_status):
1954 Remove prototypes.
1956 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
1957 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
1958 (using_eh_for_cleanups): Also moved here.
1960 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
1961 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
1962 to expand_start_case and add_case_node.
1963 * stmt.c (struct nesting): Cleanup unused fields condition_code,
1964 last_unconditional_cleanup, nominal_type, printname, and
1965 line_number_status.
1966 (struct fixup_goto): Remove.
1967 (struct stmt_status): Remove x_goto_fixup_chain field.
1968 (goto_fixup_chain): Remove.
1969 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
1970 pushcase, pushcase_range): Remove.
1971 (expand_start_bindings_and_block): Don't set unused fields in
1972 the nesting stack.
1973 (expand_start_case, add_case_node): Cleanup unused formal arguments.
1974 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
1975 instead of emit_jump_if_reachable.
1976 (emit_case_nodes): Likewise.
1977 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
1978 static.
1979 (update_eh_label): Work around left-over exception handing regions.
1980 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
1981 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
1982 (pass_cleanup_cfg_post_optimizing): New pass.
1983 (init_tree_optimization_passes): Run the new pass after all
1984 optimizations.
1985 * tree.h (pushcase, pushcase_range): Remove prototypes.
1986 (expand_start_case, add_case_node): Update prototypes.
1988 2004-07-16 Krister Walfridsson <cato@df.lth.se>
1990 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
1992 2004-07-16 Richard Henderson <rth@redhat.com>
1994 * builtins.c (std_expand_builtin_va_arg): Remove.
1995 (expand_builtin_va_arg): Remove.
1996 * expr.h: Don't declare them.
1997 * gimplify.c (mark_decls_volatile_r): Remove.
1998 (copy_if_shared_r): Don't call it.
1999 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2000 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2001 * gimple-low.c (lower_stmt): Likewise.
2002 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2003 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2004 * tree-ssa-operands.c (get_expr_operands): Likewise.
2005 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2006 EXPAND_BUILTIN_VA_ARG.
2007 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2008 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2009 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2010 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2012 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2014 * tree-ssa-pre.c (insert_aux): Break out if we hit
2015 a critical edge.
2017 2004-07-16 Richard Henderson <rth@redhat.com>
2019 * basic-block.h (remove_fake_exit_edges): Declare.
2020 * cfganal.c (remove_fake_predecessors): Rename from
2021 remove_fake_successors; iterate over predecessors.
2022 (remove_fake_exit_edges): New.
2023 * cfgcleanup.c (try_optimize_cfg): Use it.
2024 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2025 * predict.c (estimate_probability): Likewise.
2026 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2027 * tree-cfg.c (make_edges): Likewise.
2028 * tree-ssa-pre.c (fini_pre): Likewise.
2029 * profile.c (instrument_edges): Don't remove_fake_edges.
2030 (branch_prob): Do it earlier here.
2032 2004-07-16 Richard Henderson <rth@redhat.com>
2034 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2035 switchification wrt CONSTRUCTOR. Document the reason.
2037 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
2039 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2040 that prevented descriptive __mf_check source location strings.
2042 2004-07-16 Richard Henderson <rth@redhat.com>
2044 * tree-def (WITH_SIZE_EXPR): New.
2045 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2046 * expr.c (expand_expr_real_1): Likewise.
2047 * gimplify.c (maybe_with_size_expr): New.
2048 (gimplify_arg, gimplify_modify_expr): Use it.
2049 (gimplify_modify_expr_to_memcpy): Take size parameter.
2050 (gimplify_modify_expr_to_memset): Likewise.
2051 (gimplify_expr): Handle WITH_SIZE_EXPR.
2052 * tree-alias-common.c (find_func_aliases): Likewise.
2053 * tree-eh.c (tree_could_trap_p): Likewise.
2054 (tree_could_throw_p): Likewise.
2055 * tree-gimple.c (is_gimple_lvalue): Likewise.
2056 (get_call_expr_in): Likewise.
2057 * tree-inline.c (estimate_num_insns_1): Likewise.
2058 (expand_calls_inline): Likewise.
2059 * tree-nested.c (convert_call_expr): Likewise.
2060 * tree-pretty-print.c (dump_generic_node): Likewise.
2061 * tree-sra.c (sra_walk_expr): Likewise.
2062 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2063 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2064 * tree-ssa-operands.c (get_expr_operands): Likewise.
2065 * tree-tailcall.c (find_tail_calls): Likewise.
2067 * calls.c (expand_call): Reset old_stack_allocated after
2068 calling emit_stack_restore.
2070 2004-07-16 Richard Henderson <rth@redhat.com>
2072 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2073 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2074 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2075 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2076 copy_res_decl_for_inlining.
2078 * tree-inline.c (declare_return_variable): New modify_dest argument.
2079 Use it as the return value, when possible or manditory. Handle
2080 TREE_ADDRESSABLE types.
2081 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2082 replacement of CALL_EXPR.
2084 2004-07-16 Richard Henderson <rth@redhat.com>
2086 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2087 * gimple-low.c (expand_var_p): Don't check it.
2088 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2089 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2090 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2091 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2092 (find_referenced_vars): Don't call them.
2093 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2095 2004-07-16 Richard Henderson <rth@redhat.com>
2097 * function.c (pass_by_reference): True for all variable sized types.
2099 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2101 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2102 * tree-pretty-print.c: Include tree-chrec.h.
2103 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2104 and POLYNOMIAL_CHREC nodes.
2106 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2108 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2109 reg with VOIDmode.
2111 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2113 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2115 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2117 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2118 to BASE_REGNUM.
2119 * config/s390/s390.c: Likewise.
2120 * config/s390/s390.h: Likewise.
2122 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2124 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2125 of $sp adds. Remove REGNO checks from mips16 patterns.
2127 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2129 * config/mips/mips.md: Delete outdated comment.
2131 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2133 * config/mips/mips.c (get_float_compare_codes): Delete.
2134 (mips_emit_compare): New function, mostly extracted from
2135 get_float_compare_codes and gen_conditional_branch.
2136 (gen_conditional_branch, gen_conditional_move): Use it.
2138 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2140 * genautomata.c (add_vect): Speedup by using integers as
2141 bit-vectors for walking through the comb_vect and finding
2142 a match.
2144 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2146 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2147 operand is an uns_arith_operand; use subtraction otherwise.
2148 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2149 not just arith_operands.
2151 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2153 * config/mips/mips-protos.h (gen_int_relational): Delete.
2154 (mips_emit_scc): Declare.
2155 * config/mips/mips.c (internal_test): Delete.
2156 (sle_operand, sleu_operand): New functions.
2157 (map_test_to_internal_test, gen_int_relational): Delete.
2158 (mips_emit_binary, mips_relational_operand_ok_p)
2159 (mips_emit_int_relational, mips_zero_if_equal)
2160 (mips_emit_scc): New functions.
2161 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2162 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2163 sleu_operand.
2164 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2165 (sltu, sleu): Use mips_emit_scc.
2166 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2167 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2168 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2170 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2172 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2174 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2176 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2177 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2178 (*sgt_[sd]i): ...and sgt_[sd]i.
2179 (*slt_[sd]i): ...and slt_[sd]i.
2180 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2181 (*sltu_[sd]i): ...and sltu_[sd]i.
2182 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2183 Name previously unnamed mips16 patterns. Formatting fixes.
2185 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2187 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2188 (branch_type): Delete.
2189 (gen_conditional_branch, gen_conditional_move)
2190 (mips_gen_conditional_trap): Update after name change. Get the
2191 comparison mode from cmp_operands[0].
2192 * config/mips/mips.h (cmp_type, branch_type): Delete.
2193 (cmp_operands): Renamed from branch_cmp.
2194 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2195 name change. Don't set branch_type.
2196 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2197 mode class of cmp_operands[0] rather than branch_type. Update after
2198 name change.
2200 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2202 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2203 of 0...255 to 0 when inside a SET.
2205 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2207 * config/mips/mips.md: Remove mips16 define_peepholes.
2209 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2211 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2212 (fini_pre): Remove fake edges.
2214 2004-07-15 Richard Henderson <rth@redhat.com>
2216 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2217 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2219 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2221 * vec.h (VEC_address): New function.
2223 2004-07-14 Jason Merrill <jason@redhat.com>
2225 PR middle-end/15885
2226 * gimplify.c (gimplify_arg): New fn, split out from...
2227 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2229 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2231 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2232 generate code which is generated by pushqi1 now
2233 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2235 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2237 * combine.c (simplify_set): match the mode of the constant 0 with
2238 the tested operand to match the compare behaviour and the
2239 simplify_relational_operation() expectation.
2241 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2243 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2244 ("bordered"): Same.
2246 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2248 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2249 unconditionally.
2250 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2252 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2254 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2255 calls in mips16 code.
2257 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2259 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2260 the destination of the li as well as for the neg.
2262 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2264 g++/15861
2265 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2266 * cgraph.h: Update declaration.
2267 * c-decl.c (build_cdtor): Update call with default priority.
2268 * coverage.c (create_coverage): Ditto.
2269 * tree-mudflap.c (mf_init_fndecl): New tree.
2270 (mudflap_init): Set it.
2271 (mudflap_register_call): Arrange to call __mf_init before the first
2272 __mf_register call.
2273 (mudflap_finish_file): Mark the mudflap static initializer as extra
2274 high priority, to beat all C++ static constructors.
2276 2004-07-15 Jeff Law <law@redhat.com>
2278 * loop.c (check_insn_for_givs): Restore check for code labels that was
2279 accidentally deleted by a recent checkin.
2281 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2283 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2284 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2286 2004-07-14 Richard Henderson <rth@redhat.com>
2288 * print-tree.c (print_node): Fix casts last change.
2290 2004-07-15 Paul Brook <paul@codesourcery.com>
2292 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2293 to TARGET_UNWIND_INFO.
2294 * except.c (output_function_exception_table): Ditto.
2295 * except.h: Ditto.
2296 * opts.c (decode_options): Ditto.
2297 * passes.c (rest_of_handle_final): Ditto.
2298 * final.c (final_start_function): Ditto.
2299 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2300 target hook.
2301 * targhooks.h (default_unwind_emit): Declare.
2302 * targhooks.c (default_unwind_emit): New function.
2303 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2304 * target.h (struct gcc_target): Add unwind_emit.
2305 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2306 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2307 Remove IA64_UNWIND_EMIT.
2308 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2310 2004-07-14 Richard Henderson <rth@redhat.com>
2312 * print-tree.c (print_node): Handle SSA_NAME.
2314 2004-07-14 James E Wilson <wilson@specifixinc.com>
2316 PR target/16325
2317 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2318 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2320 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2322 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2323 Use alias set 0 for memory, do proper mode calculations and adjust
2324 address for memories.
2326 2004-07-14 Per Bothner <per@bothner.com>
2328 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2329 structure with extra column field.
2330 * tree.c (expand_location): Also fill in column field.
2331 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2332 gets confused by the two conditionally-compiled definitions.
2334 2004-07-14 Eric Christopher <echristo@redhat.com>
2336 * calls.c (expand_call): Fix typo in comment.
2338 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2340 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2341 comparision of TFmode.
2343 2004-07-14 Richard Henderson <rth@redhat.com>
2345 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2346 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2347 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2348 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2349 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2350 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2351 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2352 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2353 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2355 2004-07-14 Mike Stump <mrs@apple.com>
2357 * config/darwin.h (WINT_TYPE): Define to be int to match
2358 system header files.
2360 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2362 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2363 that must be passed in the stack.
2364 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2365 arguments if the size is not a constant.
2367 2004-07-14 Per Bothner <per@bothner.com>
2369 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2370 instead of EXPR_LOCUS in a boolean context, which is always true
2371 if --enable-mapped-location.
2372 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2374 2004-07-14 Richard Henderson <rth@redhat.com>
2376 * dominance.c (struct dom_info): Add fake_exit_edge.
2377 (init_dom_info): Allocate it.
2378 (free_dom_info): Free it.
2379 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2380 in two passes.
2381 (calc_idoms): Honor fake_exit_edge.
2383 2004-07-13 Jason Merrill <jason@redhat.com>
2385 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2386 (rhs_test_for): New fn.
2387 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2388 * tree-gimple.h: Declare them.
2389 * gimplify.c (gimplify_modify_expr): Use the new fns.
2391 2004-07-14 Richard Henderson <rth@redhat.com>
2393 * config/arm/arm-protos.h (arm_va_arg): Remove.
2394 * config/arm/arm.c (arm_va_arg): Remove.
2395 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2396 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2398 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2400 * pa.c (fix_range): New function to mark a range(s) of registers as
2401 fixed registers.
2402 (override_options): Call fix_range if the -mfixed-range option string
2403 is not empty.
2404 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2405 * doc/invoke.texi (-mfixed-range): Document new option.
2407 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2409 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2410 for TARGET_64BIT.
2411 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2413 2004-07-14 Roger Sayle <roger@eyesopen.com>
2415 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2416 by a positive power of two, split out from expand_divmod. Provide
2417 an alternate implementation when shifts are expensive. Lower the
2418 threshold for using a branchless implementation to BRANCH_COST >= 2.
2419 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2421 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2423 * tree-dfa.c (make_rename_temp): *Really* work just
2424 like create_tmp_var if called while outside SSA form.
2426 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2428 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2429 for division by zero.
2430 ("umodsi3"): Likewise.
2432 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2434 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2435 force loads of negative constants to be split.
2436 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2437 Generalize SImode li/neg splitter to cope with other modes.
2439 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2441 * expmed.c: Remove more references to QUEUED in the comments.
2442 * expr.c: Likewise.
2444 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2446 Revert:
2447 2004-07-13 Richard Henderson <rth@redhat.com>
2448 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2449 correctly.
2451 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2453 * tree-dfa.c (make_rename_temp): Work just like
2454 create_tmp_var if called while outside SSA form.
2456 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2458 * expr.c (enqueue_insn, finish_expr_for_function,
2459 protect_from_queue, queued_subexp_p, mark_queue,
2460 emit_insns_enqueued_after_mark, emit_queue,
2461 expand_increment): Remove.
2462 (store_constructor): Expand increment as an assignment.
2463 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2464 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2465 case POSTDECREMENT_EXPR>): Abort.
2466 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2467 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2468 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2469 * function.h (pending_chain, x_pending_chain): Remove.
2470 * rtl.def (QUEUED): Remove.
2472 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2473 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2474 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2475 encode_units_mask): Likewise.
2476 * local-alloc.c (equiv_init_varies_p): Likewise.
2477 * rtl.c (copy_rtx): Likewise.
2478 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2479 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2480 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2482 * builtins.c (expand_builtin, expand_builtin_apply,
2483 expand_builtin_mathfn, expand_builtin_mathfn_2,
2484 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2485 Remove calls to emit_queue and protect_from_queue.
2486 * calls.c (expand_call, precompute_arguments,
2487 precompute_register_parameters, rtx_for_function_call,
2488 store_one_arg): Likewise.
2489 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2490 * explow.c (memory_address): Likewise.
2491 * expmed.c (clear_by_pieces_1, clear_storage,
2492 clear_storage_via_libcall, emit_group_load,
2493 emit_group_store, emit_store_flag,
2494 expand_expr_real_1, store_by_pieces,
2495 store_constructor, store_expr, try_casesi,
2496 try_tablejump): Likewise.
2497 * function.c (expand_pending_sizes): Likewise.
2498 * optabs.c (emit_cmp_and_jump_insns,
2499 emit_conditional_add, emit_conditional_move,
2500 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2501 * stmt.c (emit_case_bit_tests,
2502 expand_asm_expr, expand_computed_goto,
2503 expand_decl_init, expand_end_case_type,
2504 expand_end_stmt_expr, expand_expr_stmt_value,
2505 expand_return, expand_start_case,
2506 optimize_tail_recursion): Likewise.
2507 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2508 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2510 2004-07-14 Ben Elliston <bje@au.ibm.com>
2512 * vec.h: Comment fix.
2514 2004-07-13 Richard Henderson <rth@redhat.com>
2516 * target.h (struct gcc_target): Add calls.pass_by_reference.
2517 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2518 * function.c (pass_by_reference): Use the hook.
2519 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2520 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2521 (hook_pass_by_reference_must_pass_in_stack): New.
2522 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2523 (alpha_pass_by_reference): New.
2524 (TARGET_PASS_BY_REFERENCE): New.
2525 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2526 * config/arc/arc.c (arc_pass_by_reference): New.
2527 (TARGET_PASS_BY_REFERENCE): New.
2528 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2529 (FUNCTION_ARG_CALLEE_COPIES): True.
2530 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2531 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2532 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2533 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2534 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2535 * config/cris/cris.c (cris_pass_by_reference): New.
2536 (TARGET_PASS_BY_REFERENCE): New.
2537 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2538 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2539 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2540 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2541 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2542 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2543 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2544 (frv_function_arg_pass_by_reference): Remove.
2545 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2546 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2547 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2548 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2549 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2550 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2551 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2552 (ia64_pass_by_reference): Rename from
2553 ia64_function_arg_pass_by_reference.
2554 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2555 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2556 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2557 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2558 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2559 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2560 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2561 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2562 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2563 (m32r_pass_by_reference): Adjust prototype. Make static.
2564 Handle mode sizes correctly.
2565 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2566 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2567 (m68hc11_function_arg_pass_by_reference): Remove.
2568 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2569 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2570 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2571 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2572 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2573 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2574 (mips_va_arg): Use pass_by_reference.
2575 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2576 Handle mode sizes correctly.
2577 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2578 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2579 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2580 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2581 (mmix_pass_by_reference): Rename from
2582 mmix_function_arg_pass_by_reference.
2583 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2584 (FUNCTION_ARG_CALLEE_COPIES): True.
2585 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2586 (mn10300_pass_by_reference): New.
2587 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2588 (FUNCTION_ARG_CALLEE_COPIES): True.
2589 * config/pa/pa.c (pa_pass_by_reference): New.
2590 (TARGET_PASS_BY_REFERENCE): New.
2591 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2592 (FUNCTION_ARG_CALLEE_COPIES): True.
2593 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2594 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2595 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2596 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2597 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2598 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2599 (s390_pass_by_reference): Rename from
2600 s390_function_arg_pass_by_reference.
2601 (s390_function_arg_advance): Don't query pass-by-ref.
2602 (s390_function_arg): Likewise.
2603 (s390_gimplify_va_arg): Use pass_by_reference.
2604 (s390_call_saved_register_used): Likewise.
2605 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2606 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2607 (shcompact_byref, sh_pass_by_reference): New.
2608 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2609 (SHCOMPACT_BYREF): Remove.
2610 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2611 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2612 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2613 (sparc_gimplify_va_arg): Use pass_by_reference.
2614 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2615 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2616 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2617 (v850_pass_by_reference): New.
2618 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2619 (FUNCTION_ARG_CALLEE_COPIES): True.
2620 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2621 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2623 2004-07-14 Richard Henderson <rth@redhat.com>
2624 Richard Sandiford <rsandifo@redhat.com>
2626 * config/mips/mips-protos.h (mips_va_arg): Delete.
2627 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2628 * config/mips/mips.c: Include tree-gimple.h.
2629 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2630 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2631 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2632 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2634 2004-07-13 Bob Wilson <bob.wilson@acm.org>
2636 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2637 arguments for COND_EXPR in big-endian adjustment code.
2639 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2641 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2642 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2643 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2644 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2646 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2648 PR tree-optimization/16443
2649 * tree-ssa-alias.c: Add more description for
2650 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2651 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2652 clobbering of call-clobbered and addressable variables. If
2653 there are any before aliases have been computed, add them.
2655 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2657 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2658 verification.
2660 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
2662 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2663 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
2664 to the same type.
2666 2004-07-13 Per Bothner <per@bothner.com>
2668 * collect2.c (main): Handle --no-demangle and --demangle flags.
2670 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
2672 * Makefile.in (OBJS-common): Add tree-data-ref.o.
2673 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2674 (tree-data-ref.o): New rule.
2675 * lambda.h: New file.
2676 * tree-data-ref.c: New file.
2677 * tree-data-ref.h: New file.
2678 * tree.c (int_cst_value, tree_fold_gcd): New functions.
2679 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
2681 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2683 PR target/13926
2684 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
2685 * config/sparc/sparc.c (output_ubranch): New function.
2686 * config/sparc/sparc.md (jump pattern): Use it.
2688 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2690 PR target/16494
2691 * config/sparc/sparc.c (output_cbranch): Properly guard
2692 the code handling far branches with TARGET_V9.
2693 * config/sparc/sparc.md (length attribute): Document the
2694 side-effect of having a length greater or equal to 3.
2696 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2697 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
2699 PR target/15186
2700 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
2701 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
2703 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2704 Martin Sebor <sebor@roguewave.com>
2706 PR target/12602
2707 * doc/invoke.texi (SPARC options): Document -threads
2708 and -pthreads on Solaris.
2710 2004-07-13 Richard Henderson <rth@redhat.com>
2712 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
2713 by reference.
2714 (ind_gimplify_va_arg_expr): Remove.
2715 * tree.h (ind_gimplify_va_arg_expr): Remove.
2716 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
2717 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
2718 argsp to be null.
2720 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
2721 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
2722 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
2723 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
2724 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
2726 2004-07-13 Richard Henderson <rth@redhat.com>
2728 * function.c (pass_by_reference): New.
2729 (assign_parm_find_data_types): Use it.
2730 * calls.c (initialize_argument_information): Likewise.
2731 (emit_library_call_value_1): Likewise.
2732 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2733 * function.h (pass_by_reference): Declare.
2735 2004-07-13 Richard Henderson <rth@redhat.com>
2737 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
2738 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
2739 * expr.h (MUST_PASS_IN_STACK): Remove.
2740 * system.h (MUST_PASS_IN_STACK): Poison.
2741 * tree.h (must_pass_in_stack_var_size): Declare.
2742 (must_pass_in_stack_var_size_or_pad): Declare.
2743 * calls.c (must_pass_in_stack_var_size): New.
2744 (must_pass_in_stack_var_size_or_pad): Rename from
2745 default_must_pass_in_stack.
2746 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
2747 (TARGET_MUST_PASS_IN_STACK): New.
2748 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
2749 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
2750 (TARGET_MUST_PASS_IN_STACK): New.
2751 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
2752 * config/frv/frv.c (frv_must_pass_in_stack): New.
2753 (TARGET_MUST_PASS_IN_STACK): New.
2754 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
2755 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
2756 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
2757 (ix86_must_pass_in_stack): Make static.
2758 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
2759 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
2760 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
2761 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
2762 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
2763 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
2764 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
2765 (mcore_must_pass_on_stack): Remove.
2766 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
2767 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
2768 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
2769 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
2770 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
2771 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
2772 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
2773 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
2774 (TARGET_MUST_PASS_IN_STACK): New.
2775 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
2776 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
2777 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
2778 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
2779 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
2780 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
2781 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
2782 MUST_PASS_IN_STACK.
2784 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
2785 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
2786 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
2787 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
2788 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
2789 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
2790 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
2791 config/xtensa/xtensa.c: Use target hook.
2793 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
2795 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
2796 * configure: Rebuilt.
2798 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2800 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
2801 * config/mips/mips.h (mips_reg_names): Don't declare.
2802 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
2803 (TARGET_NAME_REGS): Delete.
2804 (TARGET_SWITCHES): Remove -mrnames.
2805 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
2806 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
2807 in REGISTER_NAMES.
2808 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
2809 (override_options): Remove handling of TARGET_NAME_REGS.
2811 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2813 * config/mips/mips.h (TARGET_*): Boolify.
2815 2004-07-12 Nick Clifton <nickc@redhat.com>
2817 * config.gcc: Add sh-*-symbianelf target.
2818 * config/sh/sh.c: Add new target macros:
2819 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
2820 TARGET_CXX_IMPORT_EXPORT_CLASS.
2821 (sh_file_start): Create a definition of the .directive section.
2822 (sh_attribute): Add dllimport and dllexport attributes.
2823 * config/sh/symbian-pre.h: New file.
2824 * config/sh/symbian-post.h: New file.
2825 * config/sh/symbian.c: New file. Contains Symbian specific
2826 functions.
2827 * config/sh/sh-protos.h: Add prototypes for new functions
2828 provided by symbian.c.
2829 * config/sh/t-symbian: New file.
2830 * doc/extend.texi: Document support for dllimport and dllexport
2831 attributes by the sh-symbianelf target.
2833 2004-07-12 James E Wilson <wilson@specifixinc.com>
2835 * Makefile.in (AR): Use @AR@ not ar.
2836 (NM): New.
2837 (AR_FOR_TARGET): Use $(AR) not ar for native.
2838 (NM_FOR_TARGET): Use $(NM) not nm for native.
2839 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
2840 * configure: Regenerate.
2842 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
2844 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
2845 special case.
2846 (ashldi3_sp64): Likewise.
2848 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2850 PR target/16477
2851 * pa.c (function_arg): Update comment.
2852 * pa.h (BLOCK_REG_PADDING): Define.
2854 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2856 PR tree-optimization/16461
2857 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
2858 arguments of phi nodes.
2860 2004-07-12 Devang Patel <dpatel@apple.com>
2862 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
2864 2004-07-12 Steve Ellcey <sje@cup.hp.com>
2866 * function.c (expand_function_start): Ensure r_save is in Pmode.
2867 * calls.c (prepare_call_address): Ensure static_chain_value is
2868 in Pmode.
2869 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
2870 r_save_area are in Pmode.
2871 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
2872 fnaddr, and static_chain are in Pmode.
2874 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2876 PR target/16445
2877 * config/ia64/ia64.c (bundling): Don't count ignored insns.
2879 2004-07-12 Richard Henderson <rth@redhat.com>
2881 * target.h (struct gcc_target): Move gimplify_va_arg_expr
2882 next to build_builtin_va_list.
2883 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
2884 * builtins.c (gimplify_va_arg_expr): Likewise.
2885 * gimplify.c (copy_if_shared_r): Likewise.
2887 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
2889 * passes.c (rest_of_decl_compilation): Don't defer call of
2890 assemble_variable if its DECL_RTL is already set.
2892 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
2894 * cfgloop.h (struct loop): Add nb_iterations field.
2895 (current_loops): Declare.
2896 * tree-chrec.c (chrec_not_analyzed_yet,
2897 chrec_dont_know, chrec_known, count_ev_in_wider_type,
2898 chrec_contains_symbols_defined_in_loop): Remove the temporary
2899 hooks.
2900 * tree-flow-inline.h (loop_containing_stmt): New function.
2901 * tree-scalar-evolution.c: Add implementation.
2902 * tree-scalar-evolution.h: Add declarations.
2904 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2906 PR rtl-optimization/15921
2907 * Makefile.in (global.o): Add recog.h.
2909 * global.c (recog.h): Add the include-clause.
2910 (bb_info): New member earlyclobber.
2911 (allocate_bb_info, free_bb_info): Initialize/finish the new
2912 member.
2913 (earlyclobber_regclass, earlyclobber_regclass_length): The new
2914 global variables.
2915 (check_earlyclobber, regclass_intersect,
2916 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
2917 New functions.
2918 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
2919 (make_accurate_live_analysis): Modify pavin.
2921 2004-07-12 Diego Novillo <dnovillo@redhat.com>
2923 * tree-cfg.c (find_taken_edge): Statically compute the truth
2924 value of a predicate comparing an SSA_NAME to itself.
2926 2004-07-12 Roger Sayle <roger@eyesopen.com>
2928 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
2929 rs6000 doesn't have shift-and-add or shift-and-sub instructions
2930 by returning the cost of a multiplication plus an addition.
2932 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2934 PR tree-optimization/14107
2935 * gimplify.c (gimplify_return_expr): Accept a
2936 RETURN_EXPR with an error argument.
2937 * tree-optimize.c (init_tree_optimization_passes):
2938 Run pass_warn_function_return at -O0.
2940 2004-07-12 Roger Sayle <roger@eyesopen.com>
2942 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
2943 index entry.
2945 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
2947 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
2948 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2949 * config/mips/3000.md: Add copyright notice. Remove automota and
2950 function units; use generic ones instead. Only define reservations
2951 for things that are different from generic.md. Extend each clause
2952 to include r3900.
2953 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
2954 * config/mips/mips.md: Include them. Remove define_function_units.
2955 (alu, imuldiv): New automata and units.
2957 2004-07-12 Ben Elliston <bje@au.ibm.com>
2959 * doc/invoke.texi (Optimize Options): Document -frename-registers
2960 not being enabled by default at -O3.
2962 2004-07-11 Roger Sayle <roger@eyesopen.com>
2964 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
2965 floating point additions, to keep real immediate constant positive.
2966 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
2967 into X + C, and leave positive real constants as X - C.
2969 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2971 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
2973 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2975 PR tree-optimization/15654
2976 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
2978 2004-07-11 Roger Sayle <roger@eyesopen.com>
2980 * builtins.c (fold_builtin_fputs): Don't bother converting the
2981 return type to integer_type_node, as we've already checked that
2982 the result will be ignored.
2984 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
2985 that signed addition, subtraction, multiplication, division,
2986 remainder, negation and absolute value may potentially trap.
2988 * fold-const.c (fold_ignored_result): New function to strip
2989 non-side-effecting tree nodes from an expression whose result
2990 is ignored.
2991 (fold_convert): Call fold_ignored_result when casting a value
2992 to VOID_TYPE.
2993 (omit_one_operand): Call fold_ignored_result on the "omitted"
2994 operand when building a COMPOUND_EXPR.
2995 (pedantic_omit_one_operand): Likewise.
2996 * tree.h (fold_ignored_result): Prototype here.
2997 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
2998 when we're going to ignore the result.
3000 2004-07-11 Richard Henderson <rth@redhat.com>
3002 PR tree-opt/16383
3003 * tree-ssa-ccp.c (fold_stmt_r): Split out...
3004 * tree.c (fields_compatible_p, find_compatible_field): ... new.
3005 * tree.h (fields_compatible_p, find_compatible_field): Declare.
3006 * tree-sra.c (sra_hash_tree): Hash fields by offset.
3007 (sra_elt_eq): Use fields_compatible_p.
3008 (generate_one_element_ref): Use find_compatible_field.
3010 2004-07-11 Richard Henderson <rth@redhat.com>
3012 PR tree-opt/16422
3013 * tree-sra.c (generate_one_element_init): New.
3014 (generate_element_init): Use it.
3015 (scalarize_init): Push/pop gimplify context around it.
3016 (find_new_referenced_vars_1, find_new_referenced_vars): New.
3017 * gimplify.c (gimplify_expr): Allow SSA_NAME.
3019 2004-07-11 Roger Sayle <roger@eyesopen.com>
3021 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3022 combine.c's combine_insn_cost.
3023 * rtl.h (insn_rtx_cost): Prototype here.
3024 * combine.c (combine_insn_cost): Delete function.
3025 (combine_validate_cost): Update callers of combine_insn_cost to
3026 call insn_rtx_cost instead.
3027 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
3028 requesting the rtx_cost of call and/or jump instructions.
3030 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3031 rtx_cost directly. Don't request/use the cost of call or jump
3032 instructions. Return -1 if the cost of any instruction can't be
3033 determined (or the BB contains a function call).
3034 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3035 -1 (i.e. can't determine the cost of any instruction or the basic
3036 block contains a subroutine call).
3037 (find_if_case_2): Likewise.
3039 2004-07-11 Roger Sayle <roger@eyesopen.com>
3041 * rs6000.c (struct processor_costs): Change semantics of fields to
3042 include the COST_N_INSNS scaling, and update all initializers.
3043 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3044 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3045 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
3046 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3048 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3050 * LANGUAGES: Remove obsolete information.
3052 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3054 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3055 SIGBUS signal frames, the PSW address points *to* the faulting
3056 instruction, not after it.
3058 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3060 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3061 added to TLS symbol addresses.
3063 2004-07-11 Richard Henderson <rth@redhat.com>
3065 * expmed.c (init_expmed): Use stack-local structures for
3066 temporary rtl. Don't recognize shifts.
3068 2004-07-11 Richard Henderson <rth@redhat.com>
3070 * expr.c (store_expr): Don't fiddle subreg promotion for types
3071 with precision smaller than the mode.
3073 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3075 * tree.h (all_types_permanent): Remove.
3077 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3079 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3080 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3081 * langhooks.c (lhd_clear_binding_stack): Remove.
3082 * langhooks-def.h (lhd_clear_binding_stack,
3083 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3084 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3085 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3086 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3087 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3088 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3089 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3090 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3091 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3092 * tree.h (poplevel): Don't declare.
3093 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3094 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3095 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3096 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3097 Remove.
3099 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3101 PR tree-optimization/16437
3102 * c-common.c (shorten_compare): Don't mark result of conversion to
3103 narrower signed type as overflowing.
3104 * fold-const.c (decode_field_reference): Determine whether
3105 signedness comes from outer type using precision rather than size.
3107 2004-07-11 Phil Edwards <phil@codesourcery.com>
3109 * configure.ac: Alphabetize --enable-checking list, add
3110 missing valgrind entry.
3111 * configure: Regenerate.
3113 2004-07-11 Phil Edwards <phil@codesourcery.com>
3115 * doc/install.texi (Testing): Fix syntax in "make check" example.
3117 2004-07-10 James E Wilson <wilson@specifixinc.com>
3119 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3121 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3123 PR rtl-optimization/16001
3124 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3125 niter_expr.
3127 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3129 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3131 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3132 James Morrison <phython@gcc.gnu.org>
3134 * doc/contrib.texi (Contributors): Add gfortran contributors and
3135 fix a couple of typos.
3137 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3139 PR rtl-optimization/15387
3140 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3141 to incoming args space correctly.
3143 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3145 * pa.c (output_indirect_call): Only use %r2 as the link register in
3146 indirect calls with the long PA 2.0 pc-relative branch.
3148 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3150 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3151 for the default tuning if TARGET_64BIT.
3153 2004-07-10 Richard Henderson <rth@redhat.com>
3155 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3156 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3158 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3160 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3161 * expmed.c (store_bit_field, extract_bit_field): Remove last
3162 argument.
3163 * builtins.c (expand_builtin_signbit): Adjust callers.
3164 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3165 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3166 * ifcvt.c (noce_emit_move_insn): Likewise.
3167 * stmt.c (expand_return): Likewise.
3168 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3169 store_field, expand_expr_real_1): Likewise.
3171 2004-07-10 Richard Henderson <rth@redhat.com>
3173 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3175 2004-07-09 Mike Stump <mrs@apple.com>
3177 * config/darwin.c (no_dead_strip): Add.
3178 (HAVE_DEAD_STRIP): Add.
3179 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3180 the .eh label.
3182 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3184 * tree-ssa-loop-im.c: New file.
3185 * Makefile.in (tree-ssa-loop-im.o): Add.
3186 * cfgloop.c (superloop_at_depth): New function.
3187 * cfgloop.h (superloop_at_depth): Declare.
3188 * common.opt (ftree-lim): New flag.
3189 * expr.c (array_ref_up_bound): New function.
3190 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3191 * timevar.def (TV_LIM): New timevar.
3192 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3193 computing immediate uses of a phi node.
3194 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3195 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3196 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3197 * tree-pass.h (pass_lim): Declare.
3198 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3199 functions.
3200 (pass_lim): New pass structure.
3201 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3202 * tree.c (in_array_bounds_p): New function.
3203 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3204 (in_array_bounds_p, array_ref_up_bound): Declare.
3205 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3206 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3208 2004-07-09 Richard Henderson <rth@redhat.com>
3210 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3212 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3213 with prejudice.
3215 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3217 * flags.h: Delete redundant prototypes that are being generated
3218 in options.h from common.opt.
3219 * common.opt: Add in the expository comments formerly in flags.h.
3221 2004-07-09 Jan Beulich <jbeulich@novell.com>
3223 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3224 available for use only when TARGET_MMX/_SSE is set, and check for
3225 variable argument function if any register count is non-zero.
3226 (function_arg): Correctly suppress repeated warnings for passing SSE
3227 vectors are arguments without SSE enabled.
3228 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3229 would be SSE register modes does no longer influence the alignment.
3231 2004-07-09 Richard Henderson <rth@redhat.com>
3233 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3234 Always align upward to arg boundary. Use size_in_bytes/round_up.
3235 Maintain type-correctness of constants.
3236 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3238 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3240 * config/sparc/sparc.c (*_costs): Scale instruction costs
3241 by COSTS_N_INSNS.
3242 (sparc_rtx_costs): Adjust as appropriate.
3244 2004-07-09 Jan Beulich <jbeulich@novell.com>
3246 * config/i386/mm3dnow.h: New.
3247 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3249 2004-07-09 Richard Henderson <rth@redhat.com>
3251 * simplify-rtx.c (simplify_const_relational_operation): Only
3252 look at bounds of scalar integers.
3254 2004-07-09 Jan Beulich <jbeulich@novell.com>
3256 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3258 2004-07-09 Andrew Pinski <apinski@apple.com>
3260 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3261 always referenced.
3262 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3263 UOBJC_METACLASS_decl.
3265 2004-07-09 James E Wilson <wilson@specifixinc.com>
3267 PR target/16364
3268 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3269 do return a parallel if hfa_mode == XFmode and mode == TImode.
3271 2004-07-09 Jan Beulich <jbeulich@novell.com>
3273 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3274 permissible for unary plus.
3276 2004-07-09 Jan Beulich <jbeulich@novell.com>
3278 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3279 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3280 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3281 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3282 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3283 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3284 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3285 (BUILTIN_xxxIMAX): New.
3286 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3287 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3288 BUILT_IN_PARITYIMAX.
3290 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3292 * config/sparc/sparc.h (processor_costs): Define.
3293 (sparc_costs): Declare.
3294 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3295 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3296 ultrasparc3_costs): New.
3297 (sparc_override_options): Set sparc_costs as appropriate.
3298 (sparc_rtx_costs): Use sparc_costs instead of messy
3299 conditionals.
3301 2004-07-09 Steven Bosscher <stevenb@suse.de>
3303 * doc/md.texi (Processor pipeline description): Mention that
3304 the old pipeline description is deprecated.
3306 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3307 mciu_7450 function unit to...
3308 (automaton ppc7450mciu): ...new automaton.
3310 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3311 (schedule_block): Don't consider inserting bubbles.
3312 (sched_init): Don't initialize DFA bubbles.
3313 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3314 TARGET_SCHED_DFA_BUBBLE): Remove.
3315 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3316 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3317 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3319 * stmt.c (conditional_context): Remove prototype.
3320 * tree.h (conditional_context): Remove.
3321 * tree-cfg.c (pre_insert_on_edge): Remove.
3323 * c-common.h (c_expand_asm_operands): Remove prototype.
3324 * c-typeck.c (c_expand_asm_operands): Remove.
3326 2004-07-09 Jan Beulich <jbeulich@novell.com>
3328 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3329 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3330 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3331 and V8QI are class SSE. All sufficiently small remaining vector modes
3332 must be passed in one or two integer registers.
3333 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3334 returned in memory.
3335 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3336 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3337 and must thus be handled explicitly.
3338 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3339 MMX and XMM regs.
3340 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3341 movv2sf_internal): Permit moving between MMX and XMM registers (since
3342 MMX areguments and return values are passed in XMM registers).
3343 (sse2_umulsidi3): Correct type and mode.
3345 2004-07-09 Richard Henderson <rth@redhat.com>
3347 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3349 2004-07-09 Eric Christopher <echristo@redhat.com>
3351 * config/rs6000/40x.md: Split into two automatons.
3353 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3354 Andrew Pinski <apinski@apple.com>
3356 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3357 on when we have more than one input file.
3358 (c_common_parse_file): Restore loop over all input files.
3359 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3361 * c-decl.c (set_type_context): New function.
3362 (pop_scope): Use it to set context of types. When we
3363 encounter a TYPE_DECL, set the context of the attached type too.
3364 (pop_file_scope): Don't call cpp_undef_all here.
3365 (diagnose_mismatched_decls): Do not complain about a second
3366 definition of an 'extern inline' function if it's not in the
3367 same translation unit. Do not complain about inline
3368 declaration after use if the use was in a different
3369 translation unit.
3370 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3371 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3372 the external scope.
3373 (pushdecl_top_level): Likewise.
3374 (grokdeclarator): Clarify what is going on with setting
3375 DECL_EXTERNAL on function types, a little.
3376 (c_write_global_declarations): Don't do anything if
3377 -fsyntax-only or errors have been encountered.
3379 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3381 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3383 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3385 PR target/16459
3386 * pa.c (output_indirect_call): Use %r2 as the link register when
3387 calling $$dyncall with a pc-relative branch.
3389 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3391 * doc/install.texi (Binaries): Mention OpenPKG.
3393 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3395 Fix PR tree-optimization/15555
3396 * tree-dfa.c (dump_variable): If the variable is a pointer
3397 SSA_NAME, also dump its points-to information.
3398 * tree-flow.h (struct ptr_info_def): Add field
3399 is_dereferenced.
3400 (dump_points_to_info_for): Declare.
3401 (debug_points_to_info_for): Declare.
3402 * tree-optimize.c (init_tree_optimization_passes): Add a
3403 second alias analysis pass after DOM2.
3404 Move pass_del_pta to a later spot.
3405 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3406 create a name tags when we find a dereferenced pointer. Just
3407 mark the pointer dereferenced.
3408 (collect_points_to_info_for): Move code to clear points-to
3409 information to create_name_tags.
3410 (create_name_tags): New function.
3411 (compute_flow_sensitive_aliasing): Call it.
3412 (setup_pointers_and_addressables): Mark type tags for renaming
3413 here instead of ...
3414 (create_memory_tag): ... here.
3415 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3416 (dump_points_to_info_for): Declare extern.
3417 (debug_points_to_info_for): New function.
3419 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3421 * config/arc/arc.md: Switch to DFA-based scheduler description.
3422 * config/arc/arc.c: Switch to DFA-based scheduler description.
3424 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3426 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3427 pointer.
3429 2004-07-09 Richard Henderson <rth@redhat.com>
3431 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3432 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3433 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3434 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3436 * config/v850/v850-protos.h (v850_va_arg): Remove.
3437 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3438 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3439 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3440 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3441 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3443 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3445 PR target/12133
3446 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3447 and DImode to use +/-4k offset.
3449 2004-07-09 Richard Henderson <rth@redhat.com>
3451 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3452 Remove.
3453 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3454 (xstormy16_gimplify_va_arg_expr): Rewrite from
3455 xstormy16_expand_builtin_va_arg.
3456 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3458 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3459 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3461 * config/sh/sh-protos.h (sh_va_arg): Remove.
3462 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3463 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3464 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3466 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3467 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3468 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3469 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3471 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3472 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3473 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3474 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3476 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3478 * config/sparc/sparc.md (return): Rewrite length formula.
3479 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3480 argument to final_scan_insn when in a delay slot.
3481 (output_sibcall): Likewise.
3483 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3485 * arm.c (arm_cpp_interwork): New variable.
3486 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3487 line.
3488 * arm.h (arm_cpp_interwork): Declare it.
3489 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3490 __THUMB_INTERWORK__ in the preprocessor.
3492 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3494 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3496 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3498 PR target/16416
3499 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3500 Override default settings to account for -m32 and -m64.
3502 2004-07-08 Randolph Chung <tausq@debian.org>
3504 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3506 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3508 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3509 before comparing it as such.
3511 2004-07-08 Richard Henderson <rth@redhat.com>
3513 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3514 temporary. Use bit arithmetic to align.
3516 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3518 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3519 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3520 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3521 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3522 add_labels_and_missing_jumps, find_jump_block,
3523 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3524 Likewise.
3525 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3526 link_btr_uses, move_btr_def): Likewise.
3527 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3528 expand_builtin_expect_jump): Likewise.
3529 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3530 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3531 * cfganal.c (forwarder_block_p): Likewise.
3532 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3533 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3534 find_bb_boundaries): Likewise.
3535 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3536 merge_blocks_move_predecessor_nojumps,
3537 merge_blocks_move_successor_nojumps, insns_match_p,
3538 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3539 try_optimize_cfg): Likewise.
3540 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3541 * cfglayout.c (skip_insns_after_block, label_for_bb,
3542 record_effective_endpoints, insn_locators_initialize,
3543 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3544 * cfgmainloop.c (create_loop_notes): Likewise.
3545 * cfgrtl.c (delete_insn, delete_insn_chain,
3546 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3547 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3548 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3549 redirect_branch_edge, force_nonfallthru_and_redirect,
3550 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3551 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3552 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3553 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3554 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3555 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3556 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3557 * combine.c (combine_instructions, can_combine_p, try_combine,
3558 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3559 distribute_notes, distribute_links, insn_cuid): Likewise.
3560 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3561 invalidate_skipped_block, cse_set_around_loop,
3562 cse_end_of_basic_block, cse_main, cse_basic_block,
3563 cse_condition_code_reg): Likewise.
3564 * cselib.c (cselib_process_insn): Likewise.
3565 * ddg.c (create_ddg): Likewise.
3566 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3567 Likewise.
3568 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3569 gen_label_die, dwarf2out_var_location): Likewise.
3570 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3571 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3572 last_call_insn, active_insn_p, next_label, prev_label,
3573 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3574 add_insn_before, remove_insn, add_function_usage_to,
3575 reorder_insns, find_line_note, remove_unnecessary_notes,
3576 emit_insn_after_1, classify_insn): Likewise.
3577 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3578 connect_post_landing_pads, sjlj_mark_call_sites,
3579 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3580 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3581 convert_to_eh_region_ranges): Likewise.
3582 * explow.c (optimize_save_area_alloca): Likewise.
3583 * expr.c (expand_expr_real): Likewise.
3584 * final.c (insn_current_reference_address, compute_alignments,
3585 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3586 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3587 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3588 propagate_block_delete_insn, propagate_one_insn,
3589 init_propagate_block_info, propagate_block, libcall_dead_p,
3590 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3591 Likewise.
3592 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3593 expand_function_start, expand_function_end, contains,
3594 thread_prologue_and_epilogue_insns,
3595 reposition_prologue_and_epilogue_notes): Likewise.
3596 * gcse.c (constprop_register, bypass_conditional_jumps,
3597 insert_insn_end_bb, gcse_after_reload): Likewise.
3598 * genemit.c (gen_expand, gen_split): Likewise.
3599 * genpeep.c (gen_peephole, main): Likewise.
3600 * global.c (build_insn_chain): Likewise.
3601 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3602 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3603 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3604 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3605 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3606 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3607 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3608 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3609 dead_or_predicable): Likewise.
3610 * integrate.c (try_constants): Likewise.
3611 * jump.c (rebuild_jump_labels, cleanup_barriers,
3612 purge_line_number_notes, init_label_info, mark_all_labels,
3613 squeeze_notes, get_label_before, get_label_after,
3614 reversed_comparison_code_parts, simplejump_p, pc_set,
3615 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3616 delete_barrier, delete_prior_computation, delete_computation,
3617 delete_related_insns, delete_for_peephole, redirect_jump):
3618 Likewise.
3619 * lcm.c (optimize_mode_switching): Likewise.
3620 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3621 Likewise.
3622 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3623 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3624 * loop-iv.c (simplify_using_assignment): Likewise.
3625 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3626 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3627 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3628 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3629 check_insn_for_givs, check_final_value, update_giv_derive,
3630 basic_induction_var, product_cheap_p, check_dbra_loop,
3631 loop_insn_first_p, last_use_this_basic_block,
3632 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3633 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3634 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3635 sms_schedule_by_order): Likewise.
3636 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3637 * postreload.c (reload_cse_simplify_operands, reload_combine,
3638 reload_cse_move2add): Likewise.
3639 * predict.c (can_predict_insn_p, estimate_probability,
3640 expected_value_to_br_prob, process_note_predictions): Likewise.
3641 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3642 * profile.c (branch_prob): Likewise.
3643 * ra-build.c (live_out_1, livethrough_conflicts_bb,
3644 detect_webs_set_in_cond_jump): Likewise.
3645 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3646 ra_print_rtl_with_bb): Likewise.
3647 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3648 * recog.c (next_insn_tests_no_inequality, find_single_use,
3649 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3650 * reg-stack.c (next_flags_user, record_label_references,
3651 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3652 compensate_edge, convert_regs_1): Likewise.
3653 * regclass.c (scan_one_insn): Likewise.
3654 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3655 regmove_optimize, fixup_match_1, single_set_for_csa,
3656 combine_stack_adjustments_for_block): Likewise.
3657 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3658 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3659 find_equiv_reg): Likewise.
3660 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3661 reload_as_needed, emit_input_reload_insns, do_output_reload,
3662 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3663 Likewise.
3664 * reorg.c (find_end_label, emit_delay_sequence,
3665 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3666 get_jump_flags, rare_destination, mostly_true_jump,
3667 try_merge_delay_insns, redundant_insn, own_thread_p,
3668 fill_simple_delay_slots, fill_slots_from_thread,
3669 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3670 dbr_schedule): Likewise.
3671 * resource.c (find_basic_block, next_insn_no_annul,
3672 find_dead_or_set_registers, mark_target_live_regs): Likewise.
3673 * rtl.h (RTX_PREV): Likewise.
3674 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3675 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3676 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
3677 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
3678 tablejump_p, computed_jump_p, insns_safe_to_move_p,
3679 find_first_parameter_load, can_hoist_insn_p): Likewise.
3680 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
3681 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
3682 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
3683 schedule_ebbs): Likewise.
3684 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
3685 is_conditionally_protected, can_schedule_ready_p,
3686 add_branch_dependences, debug_dependencies): Likewise.
3687 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
3688 Likewise.
3689 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
3690 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
3691 set_dominates_use, ujump_to_loop_cont): Likewise.
3692 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
3693 * varasm.c (output_constant_pool_1): Likewise.
3695 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3697 * tree-scalar-evolution.c: New file.
3698 * tree-scalar-evolution.h: New file.
3699 * tree-ssa-loop-niter.c: New file.
3700 * Makefile.in (SCEV_H): New.
3701 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
3702 * cfgloop.h (struct loop): Add bounds field.
3703 * tree-flow.h (struct tree_niter_desc): New type.
3704 (number_of_iterations_cond, number_of_iterations_exit,
3705 loop_niter_by_eval, find_loop_niter_by_eval,
3706 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
3707 free_numbers_of_iterations_estimates): Declare.
3708 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
3709 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
3710 * doc/invoke.texi (max-iterations-to-track): Document.
3712 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
3714 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
3715 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
3716 (MODE_AFTER): Add cast appropriately.
3717 * config/sh/sh.md (movdi splitter): Likewise.
3718 (casesi_worker_2): Add const qualifier appropriately.
3719 (eh_return): Remove unused variable.
3720 (insv): Initialize v;
3722 2004-07-08 Richard Henderson <rth@redhat.com>
3724 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
3725 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3726 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
3727 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
3728 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
3730 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
3731 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3732 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
3733 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
3735 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
3736 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3737 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
3738 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
3740 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
3741 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3742 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
3743 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
3745 * config/i860/i860-protos.h (i860_va_arg): Remove.
3746 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3747 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
3748 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
3750 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3752 * system.h: Prototype getpagesize if missing.
3753 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
3754 * configure: Regenerate.
3755 * config.in: Regenerate.
3757 2004-07-08 Richard Henderson <rth@redhat.com>
3759 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
3760 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3761 (fr30_gimplify_va_arg_expr): New.
3762 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
3763 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
3765 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
3767 PR target/16414
3768 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
3769 of asm_noperands result.
3771 2004-07-08 Richard Henderson <rth@redhat.com>
3773 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
3774 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3775 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
3776 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
3778 2004-07-08 Richard Henderson <rth@redhat.com>
3780 * builtins.c (ind_gimplify_va_arg_expr): New.
3781 * tree.h (ind_gimplify_va_arg_expr): Declare.
3782 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
3784 2004-07-08 Jan Beulich <jbeulich@novell.com>
3786 * expmed.c (extract_bit_field): Correct condition to use vec_extract
3787 patterns also on vector elements other than the first one.
3788 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
3789 break statements.
3791 2004-07-08 Geoffrey Keating <geoffk@apple.com>
3793 * config/rs6000/darwin-ldouble.c: Correct reference
3794 to the Linnainmaa paper.
3796 2004-07-08 Richard Henderson <rth@redhat.com>
3798 * config/arc/arc-protos.h (arc_va_arg): Remove.
3799 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3800 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
3801 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3803 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
3804 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3805 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
3806 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
3808 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3810 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
3812 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3814 * c-decl.c (static_ctors, static_dtors): Make static.
3815 (pop_file_scope): Call c_common_write_pch and
3816 cgraph_finalize_compilation_unit here.
3817 (build_cdtor): Moved here from c-objc-common.c; simplify.
3818 (c_write_global_declarations_1): Clarify comment.
3819 (c_write_global_declarations): Close the external scope before
3820 doing anything else. Call build_cdtor, cgraph_optimize, and
3821 mudflap_finish_file here.
3822 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
3823 Clarify comment.
3824 * c-objc-common.c: No need to include cgraph.h.
3825 (build_cdtor): Moved to c-decl.c.
3826 (c_objc_common_finish_file): Delete.
3827 * c-tree.h: Update to match.
3828 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
3829 (generate_static_references): Set TREE_USED before calling finish_decl.
3830 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
3831 on the static_instances_decl.
3833 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3835 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
3836 decls when there is only one input translation unit.
3837 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
3838 change of 2004-07-05; do not treat declarations with
3839 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
3840 * opts.c (cur_in_fname): Delete.
3841 * opts.h: Likewise.
3842 * tree.c: Revert changes of 2004-07-05; no special treatment
3843 for TRANSLATION_UNIT_DECLs.
3844 * Makefile.in (tree.o): Update dependencies.
3846 2004-07-08 Roger Sayle <roger@eyesopen.com>
3848 * builtins.c (fold_builtin_strcpy): Merge functionality from
3849 simplify_builtin_strcpy. Add additional len argument. No longer
3850 static. Remove function prototype.
3851 (fold_builtin_strncpy): Likewise integrate functionality from
3852 simplify_builtin_strncpy. Add additional slen argument. No
3853 longer static. Remove function prototype.
3854 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
3855 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
3856 types of "ignore" and "unlocked" parameters to bool.
3857 (fold_builtin_1): Add additional ignore argument. Call renamed
3858 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
3859 builtins. Update arguments to fold_builtin_strncpy and
3860 fold_builtin_strcpy. Add function prototype.
3861 (fold_builtin): Add additional Boolean ignore argument to pass
3862 to fold_builtin_1.
3863 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
3864 and fold_builtin_strncpy instead of simplify_builtin_fputs,
3865 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
3867 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
3868 simplify_builtin_strncpy): Delete function prototypes.
3869 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
3870 fold_builtin_strncpy): Add function prototypes here.
3871 (fold_builtin): Update function prototype with new "bool ignore".
3873 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
3874 (ccp_fold_builtin): Update call to fold_builtin. Call
3875 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
3876 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
3877 simplify_builtin_strncpy respectively.
3878 * fold-const.c (fold): Update call to fold_builtin.
3880 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3882 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
3883 to strcpy.
3885 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
3886 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
3887 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
3888 * calls.c: Remove ifdefs of macros above.
3889 * functions.c: Likewise.
3890 * expr.c: Likewise.
3892 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3894 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
3895 (arch attribute): Delete.
3896 (current_function_calls_alloca attribute): Rename into calls_alloca.
3897 (calls_eh_return): New attribute.
3898 (leaf_function): Likewise.
3899 (length attribute): Fix formula for sibcalls.
3900 (return insn): Correctly compute the 'length' attribute.
3901 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
3903 2004-07-08 Richard Henderson <rth@redhat.com>
3905 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
3906 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
3907 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
3908 * tree-eh.c (lower_eh_constructs_1): Likewise.
3909 * tree-sra.c (sra_walk_modify_expr): Likewise.
3910 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3911 (eliminate_unnecessary_stmts): Likewise.
3912 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3913 * tree-tailcall.c (optimize_tail_call): Likewise.
3914 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
3916 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3917 Jakub Jelinek <jakub@redhat.com>
3919 * config/i386/i386.c (override_options): Enable
3920 SSE prefetches with -mtune, as long as we are
3921 compiling for i686 or higher. All i686 processors
3922 accept SSE prefetches as NOPS, some i586's don't.
3924 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3926 PR target/10567
3927 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
3929 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3931 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
3932 the handling of clobbering ASM_EXPRs.
3934 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3936 PR target/16430
3937 * config/sparc/sparc.c (function_value): In 64-bit mode,
3938 return the aggregates larger than 16 bytes like unions.
3940 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3942 PR target/16199
3943 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
3944 'temp' is zero, generate new pseudos as needed and emit the
3945 sequence of insns in single-assignment form. Resync comments
3946 with code.
3947 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
3948 function before reload.
3950 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
3952 * vec.c (vec_assert_fail): Remove duplicate 'function'.
3954 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
3956 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
3957 Allocation is signed.
3958 (VEC_reserve): Return flag, allocation is signed.
3960 2004-07-08 Richard Henderson <rth@redhat.com>
3962 * tree-ssa-ccp.c (fold_stmt): Get type directly from
3963 OBJ_TYPE_REF_OBJECT.
3965 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
3966 Neil Booth <neil@daikokuya.co.uk>
3968 PR c/2511
3969 PR c/3325
3970 * c-decl.c (finish_struct): Ensure bit-fields are given the
3971 correct type.
3972 * c-common.c (c_common_signed_or_unsigned_type): For C, require
3973 the precision to match as well as the mode.
3974 * expr.c (reduce_to_bit_field_precision): New function.
3975 (expand_expr_real_1): Reduce expressions of bit-field type to
3976 proper precision.
3977 * langhooks.h (reduce_bit_field_operations): New hook.
3978 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3979 Define.
3980 * c-lang.c, objc/objc-lang.c
3981 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
3982 * objc/objc-act.c (check_ivars): Convert types to bit-field types
3983 before checking.
3984 * tree.c (build_nonstandard_integer_type): New function.
3985 * tree.h (build_nonstandard_integer_type): New prototype.
3986 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
3987 conversions between integer and boolean types as useless.
3989 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3991 * c-common.c (c_common_nodes_and_builtins): Do not
3992 create __builtin_ptrdiff_t and __builtin_size_t.
3994 2004-07-08 Andrew Pinski <apinski@apple.com>
3996 * Makefile.in (libbackend.o): Add -combine to the gcc
3997 command line.
3999 2004-07-08 Nick Clifton <nickc@redhat.com>
4001 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
4002 Set to -Os.
4004 2004-07-08 Richard Henderson <rth@redhat.com>
4006 * except.c (expand_eh_region_start, expand_eh_region_end,
4007 expand_eh_handler, expand_eh_region_end_cleanup,
4008 expand_start_all_catch, expand_start_catch, expand_end_catch,
4009 expand_end_all_catch, expand_eh_region_end_allowed,
4010 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4011 expand_eh_region_end_fixup): Remove.
4012 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4013 cleanups, outer_cleanups, label_chain, exception_region.
4014 (struct goto_fixup): Remove stack_level, cleanup_list_list.
4015 (struct label_chain): Remove.
4016 (struct stmt_status): Remove x_stack_block_stack.
4017 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4018 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4019 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4020 end_cleanup_deferral, last_cleanup_this_contour,
4021 containing_blocks_have_cleanups_or_stack_level,
4022 any_pending_cleanups): Remove.
4023 (expand_null_return_1): Take no arguments.
4024 (expand_label, expand_naked_return, expand_return,
4025 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4026 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4027 expand_end_case_type): Don't use any of them.
4028 * calls.c (expand_call): Likewise.
4029 * dojump.c (do_jump): Likewise.
4030 * function.c (expand_function_end): Likewise.
4031 * expr.c (store_expr, expand_expr_real_1): Likewise.
4032 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4033 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4034 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4035 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4036 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4037 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4038 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4039 for WITH_CLEANUP_EXPR.
4040 (gimple_push_cleanup): Likewise.
4041 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4042 * print-tree.c (print_node): Likewise.
4043 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4044 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4045 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4046 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4047 (GOTO_SUBROUTINE_EXPR): Remove.
4048 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4049 (DECL_TOO_LATE): Remove.
4050 * except.h, tree.h: Update decls.
4052 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4054 * explow.c (optimize_save_area_alloca): Do not accept parameters.
4055 * passes.c (rest_of_handle_final): Handle symout.
4056 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4057 Push timevar here.
4058 (rest_of_handle_sched): Break out SMS. Remove ifs for
4059 flag_schedule_insns and flag_modulo_sched.
4060 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4061 collect at the end.
4062 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4063 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4064 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4065 rest_of_handle_mode_switching, rest_of_handle_jump,
4066 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4067 rest_of_handle_jump2, rest_of_handle_postreload,
4068 rest_of_handle_flow2, rest_of_clean_state,
4069 rest_of_handle_shorten_branches,
4070 rest_of_handle_prologue_epilogue,
4071 rest_of_handle_branch_target_load_optimize): New.
4072 (rest_of_compilation): Call the above. Remove ggc_collect
4073 calls moved to rest_of_handle_*.
4074 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4076 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4077 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4078 * except.h (set_nothrow_function_flags): Update comment.
4079 * function.c (current_function_nothrow): Remove.
4080 * output.h (current_function_nothrow): Remove.
4081 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4082 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4084 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4086 PR bootstrap/16326
4087 * reorg.c: Revert 2004-06-30 change.
4088 (find_end_label): If HAVE_epilogue and !HAVE_return,
4089 return 0 instead of creating a label at the end of the insn chain.
4090 (optimize_skip): Account for the failure mode of find_end_label.
4091 (fill_simple_delay_slots): Likewise.
4092 (fill_slots_from_thread): Likewise.
4093 (relax_delay_slots): Likewise.
4095 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4097 * tree-flow.h (addressable_vars): Declare.
4098 * tree-ssa-alias.c (addressable_vars): Define.
4099 (setup_pointers_and_addressables): Add addressable variables
4100 to addressable_vars.
4101 * tree-ssa-operands.c (get_stmt_operands): Move
4102 handling of ASM_EXPRs ...
4103 (get_asm_expr_operands): ... here.
4104 When the ASM_EXPR clobbers memory, also clobber addressable
4105 variables.
4106 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4107 (delete_tree_ssa): Reset addressable_vars.
4109 2004-07-07 Jan Beulich <jbeulich@novell.com>
4110 Richard Henderson <rth@redhat.com>
4112 * varasm.c (assemble_variable): Use assemble_zeros for
4113 zero-initialized variables.
4114 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4115 for SECCAT_BSS and SECCAT_TBSS.
4117 2004-07-07 Jan Beulich <jbeulich@novell.com>
4119 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4121 * expmed.c (emit_store_flag): Also special-case double-word
4122 (in-)equality comparison against -1.
4124 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4125 passing arguments the containers for which are registers.
4127 * calls.c (emit_library_call_value_1): Use mode of function parameter
4128 rather than that of argument since constants have none.
4130 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4132 Introduce H8SX support.
4133 * expr.c (expand_strcpy): Renamed and moved to...
4134 * builtins.c (expand_movstr): ... here. Tweak.
4135 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4136 computed or has side effects.
4137 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4138 unused, or if mempcpy fails. Adjust the return value in the
4139 latter case. Use movstr if everything else fails.
4140 * doc/md.texi (movstr): Document.
4141 (movmemM, clrmemM): Fix explanation of memory block operands.
4142 * config/h8300/h8300.md (stpcpy): Renamed to...
4143 (movstr): ... this. Adjust.
4144 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4145 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4146 movmem* and clrstr* to clrmem*.
4147 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4148 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4149 GENERAL_REGS, always.
4150 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4151 getting the stack pointer as addr.
4152 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4153 from general_operand_dst.
4154 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4155 variant of...
4156 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4157 instead of requiring it to match only before reload.
4158 (stpcpy_internal_normal): New, normal-mode variant of...
4159 (stpcpy_internal): ... this. Add modes to operands. Disparage
4160 `D' instead of requiring it to match only before reload.
4161 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4162 mode argument.
4163 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4164 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4165 h8300_get_index.
4166 * config/h8300/h8300.md (attr type): Add call.
4167 (attr can_delay): If type is call, set it no.
4168 (call, call_value): Set type to call.
4169 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4170 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4171 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4172 * tree.c (get_narrower): Don't narrow integral types into
4173 non-integral types.
4174 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4175 frame_size *before* the first use.
4176 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4177 on input.
4178 (peephole2): Don't widen instructions that push SP. Move
4179 decrement of SP to the end of all stm-generating peepholes.
4180 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4181 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4182 and OR to set it to all ones.
4183 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4184 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4185 (call, call_value): Set can_delay to "no".
4186 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4187 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4188 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4189 * config/h8300/h8300.md (*brabit): Remove.
4190 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4191 zero_extract. Use bit_memory_operand as the predicate for
4192 operand 1 and 'WU' as the constraint. Check the difference
4193 between the base length and the final one when deciding which
4194 type of branch to use.
4195 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4196 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4197 Use convert_move to extend the result for TARGET_H8300SX. Check
4198 for QImode memory references. Optimize the case where the
4199 destination is a paradoxical subreg.
4200 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4201 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4202 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4203 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4204 * config/h8300/h8300.md: Include mova.md
4205 (length_table): Add mova and mova_zero.
4206 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4207 after all constant addresses for '%R', '%X', '%T' and '%S'.
4208 (h8300_mova_length): New function.
4209 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4210 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4211 dependencies for s-config, etc.
4212 * config/h8300/gemova.sh: New file.
4213 * config/h8300/mova.md: Generated.
4214 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4215 * config/h8300/h8300.c (h8300_bitfield_length): New.
4216 (nibble_operand): Adjust.
4217 (h8300_binary_length): Handle conditional binary op.
4218 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4219 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4220 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4221 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4222 constraints. WU is introduced as a variant of U that requires a
4223 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4224 * config/h8300/h8300.md (attr type): Added bitbranch.
4225 (attr length_table): Added bitfield and bitbranch.
4226 (attr length): Compute bitbranch length.
4227 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4228 least-significant bit of a byte.
4229 (brabit, brabc, brabs): New.
4230 (insv, extzv): Emit bfst and bfld on H8300SX.
4231 (bfld, bfst, seq, sne): New.
4232 (bstzhireg, cmpstz, bstz, bistz): New.
4233 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4234 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4235 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4236 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4237 (h8sx_unary_memory_operator): New function.
4238 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4239 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4240 * config/h8300/h8300.md: Add peepholes to combine reloads and
4241 arithmetic insns.
4242 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4243 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4244 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4245 (and?i, ior?i, xor?i): Likewise.
4246 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4247 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4248 Various whitespace fixes.
4249 (h8300_constant_length): New function, split out from...
4250 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4251 (h8300_classify_operand): Use IN_RANGE.
4252 (h8300_classify_operand): Use h8300_constant_length.
4253 (h8300_short_move_mem_p): Tighten size check.
4254 (h8sx_mergeable_memrefs_p): Tighten equality check.
4255 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4256 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4257 for -msx.
4258 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4259 * config/h8300/crtn.asm: Likewise.
4260 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4261 if __H8300SX__ is defined.
4262 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4263 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4264 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4265 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4266 addresses as mode-dependent.
4267 * config/h8300/h8300.c (print_operand_address): Update call to
4268 h8300_get_index.
4269 (h8300_get_index): Take a mode argument. Rework to fix an
4270 earlier misunderstanding.
4271 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4272 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4273 into a register if TARGET_H8300SX.
4274 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4275 TARGET_H8300SX. Also disable related define_splits.
4276 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4277 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4278 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4279 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4280 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4281 (EXTRA_CONSTRAINT_STR): Check it.
4282 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4283 class arguments.
4284 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4285 * config/h8300/h8300.md (length_table): Add mov_imm4.
4286 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4287 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4288 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4289 be a label.
4290 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4291 * config/h8300/h8300.c (h8300_reorg): New function.
4292 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4293 * config/h8300/h8300.md (length): Subtract the length of the
4294 delay slot from (pc) when checking the range of forward branches.
4295 (delay_slot, can_delay): New attributes.
4296 (define_delay): Add bra/s handling.
4297 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4298 (jump): Add delayed-branch handling.
4299 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4300 * expr.c (expand_strcpy): New function.
4301 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4302 (expand_builtin_stpcpy): Likewise.
4303 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4304 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4305 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4306 handling to improve register allocation for -fno-omit-frame-pointer.
4307 (h8sx_split_movmd): Delete, moving er6 handling into...
4308 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4309 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4310 (movmd): Add calls to copy_rtx.
4311 (movmd_internal): In the second alternative, allow the initial and
4312 final destination registers to be different . Update the splitter
4313 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4314 instead of h8sx_split_movmd.
4315 (stpcpy, movsd): New expanders.
4316 (movsd_internal): New define_insn.
4317 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4318 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4319 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4320 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4321 and DESTINATION_REGS.
4322 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4323 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4324 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4325 (h8300_move_ratio): Declare.
4326 (MOVE_RATIO): Use it.
4327 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4328 (h8300_init_once): Initialize it.
4329 (h8300_reg_class_from_letter): New function.
4330 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4331 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4332 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4333 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4334 (movstrsi, movmd): New expanders.
4335 (movmd_internal): New insn.
4336 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4337 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4338 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4339 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4340 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4341 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4342 * config/h8300/h8300.c (nibble_operand): Fix warning.
4343 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4344 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4345 (movsf_h8300h): Disable for TARGET_H8300SX.
4346 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4347 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4348 h8300_stm_parallel and h8300_return_parallel.
4349 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4350 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4351 h8300_stm_parallel, h8300_return_parallel): New functions.
4352 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4353 if TARGET_H8300SX. Use h8300_push_pop.
4354 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4355 and final pop when generating h8sx code. Always emit some form
4356 of return insn.
4357 * config/h8300/h8300.md: Don't enforce register alignment in
4358 stm peepholes if TARGET_H8300SX.
4359 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4360 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4361 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4362 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4363 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4364 (MULTILIB_DIRNAMES): Add a directory for it.
4365 (MULTILIB_MATCHES): Delete.
4366 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4367 * final.c (walk_alter_subreg): Handle addresses with subregs
4368 inside a ZERO_EXTEND or AND.
4369 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4370 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4371 if TARGET_H8300SX.
4372 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4373 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4374 @(dd,Rn.w) and @(dd,ERn.L).
4375 (h8300_displacement_size): Take the whole address as argument.
4376 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4377 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4378 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4379 (h8sx_mergeable_memrefs_p): Declare.
4380 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4381 (HAVE_PRE_INCREMENT): Likewise.
4382 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4383 addresses for TARGET_H8300SX,
4384 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4385 and POST_DEC.
4386 (movb_length_table, movl_length_table): New tables.
4387 (movw_length_table): Define to movb_length_table.
4388 (h8300_displacement_size): New, split out from...
4389 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4390 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4391 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4392 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4393 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4394 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4395 (h8sx_unary_shift_operator): Get the mode from the operator.
4396 (binary_shift_operator): Likewise.
4397 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4398 a memory reference, check whether the reference is offsettable.
4399 (length_table): Add movb, movw and movl.
4400 (movqi): Add new h8sx pattern. Don't force one operand to be a
4401 register when generating h8sx code.
4402 (movhi, movsi, movsf): Likewise.
4403 (movstrictqi): Use the length_table attribute.
4404 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4405 (addqi3): Split into a define_expand and define_insn. Don't accept
4406 memory operands in the expander. Use h8300_operands_match_p to
4407 check for matching operands in the define_insn.
4408 (subqi3, negqi2, one_cmplqi2): Likewise.
4409 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4410 in any patterns that are unused in h8sx code. In the h8sx patterns,
4411 use h8300_operands_match_p to check whether operands match.
4412 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4413 one_cmpl[hs]i3): Likewise.
4414 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4415 in the expander.
4416 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4417 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4418 (h8300_insn_length_from_table): Add a second parameter.
4419 (output_h8sx_shift): Declare.
4420 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4421 (EXTRA_CONSTRAINT): Replace with...
4422 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4423 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4424 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4425 and h8sx_binary_shift_operator.
4426 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4427 for TARGET_H8300SX.
4428 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4429 (bit_memory_operand, fix_bit_operand): Likewise.
4430 (h8300_length_table_for_insn): Remove.
4431 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4432 instructions.
4433 (h8300_short_immediate_length, h8300_binary_length): New functions.
4434 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4435 (output_plussi): Use sub to add negative constants.
4436 (compute_plussi_length): Adjust accordingly.
4437 (h8sx_single_shift_type): New enum.
4438 (h8sx_single_shift, h8sx_unary_shift_operator,
4439 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4440 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4441 single h8sx instruction. Return false in this case.
4442 * config/h8300/h8300.md (length_table): Add short_immediate.
4443 (length): Pass the operand array to h8300_insn_length_from_table.
4444 (adjust_length): Assume "no" for insns with a length_table attribute.
4445 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4446 (*addhi3_h8300hs): Don't use for h8sx.
4447 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4448 and sub.w #xx:3.
4449 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4450 1's predicate to nonimmediate_operand. Only skip default expansion
4451 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4452 for single h8sx shift instructions.
4453 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4454 * config/h8300/h8300.c (nibble_operand): Split out of...
4455 (reg_or_nibble_operand): ... this.
4456 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4457 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4458 umulhisi3): Introduce expand, and introduce separate insns for
4459 sign- or zero-extended REG and already-extended CONST_INT.
4460 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4461 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4462 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4463 (subhi3): Likewise. Don't accept immediates for operand 1.
4464 Remove the early clobber from second alternative of the h8300s pattern.
4465 (subsi3): Generalize for h8sx. Force operand 2 into a register
4466 on plain h8300 targets.
4467 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4468 (subsi3_h8300h): Generalize for h8sx.
4469 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4470 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4471 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4472 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4473 (TARGET_H8300SXMUL): New.
4474 (CONST_OK_FOR_P): New.
4475 (CONST_OK_FOR_LETTER_P): Adjust.
4476 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4477 umulhisi3): Accept 4-bit immediate on H8SX.
4478 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4479 (udivsi3, divhi3, udivsi3, divsi3): New.
4480 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4481 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4482 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4483 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4484 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4485 Add ADDRESSOF to the bit_operand entry.
4486 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4487 (h8300_src_operand): Likewise.
4488 (bit_operand): Check nonimmediate_operand rather than general_operand.
4489 Accept any nonimmediate_operand in h8sx code.
4490 (h8300_and_costs): Initialize operands[1].
4491 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4492 (h8300_operand_class): New enum.
4493 (h8300_length_table): New typedef.
4494 (addb_length_table, addw_length_table, addl_length_table,
4495 logicl_length_table): New tables.
4496 (logicb_length_table, logicw_length_table): New macros.
4497 (h8300_classify_operand, h8300_length_from_table,
4498 h8300_length_table_for_insn, h8300_unary_length,
4499 h8300_insn_length_from_table): New functions.
4500 (output_plussi): Only use adds and subs for register destinations.
4501 Disable redundant clause.
4502 (compute_plussi_cc): Likewise.
4503 (compute_plussi_length): Likewise. Use h8300_length_from_table
4504 to work out the length of an insn.
4505 (output_logical_op): Only use narrower immediate instructions
4506 if the destination is a register.
4507 (compute_logical_op_cc): Likewise.
4508 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4509 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4510 * config/h8300/h8300.md (length_table): New attribute.
4511 (length): When an instruction has a length_table attribute, use
4512 h8300_insn_length_from_table to calculate its default length.
4513 (cmpqi): Use h8300_dst_operand for the first operand and
4514 h8300_src_operand for the second.
4515 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4516 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4517 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4518 iorsi3, xorhi3, xorsi3): Likewise.
4519 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4520 so that it allows any combination of operands for TARGET_H8300SX.
4521 (iorqi3, xorqi3): Likewise.
4522 (cmpqi): Use the length_table attribute.
4523 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4524 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4525 (cmpqi): Add 'Q' constraint.
4526 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4527 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4528 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4529 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4530 (TARGET_H8300S): True for both -ms and -msx.
4531 (TARGET_H8300SX): New macro.
4532 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4533 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4534 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4535 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4536 [Temporary change.]
4537 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4538 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4539 16-bit pointers and 32-bit ints.
4540 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4541 CONST_DOUBLE with mode no wider than SImode.
4542 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4543 output operand.
4544 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4545 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4546 or SUBREG thereof.
4547 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4548 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4549 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4551 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4553 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4555 2004-07-07 Per Bothner <per@bothner.com>
4557 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4559 2004-07-07 Mike Stump <mrs@apple.com>
4561 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4562 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4563 (machopic_finish): Likewise.
4565 2004-07-07 Richard Henderson <rth@redhat.com>
4567 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4568 through any value-preserving cast.
4570 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4572 * function.c (assign_parm_find_data_types): Call
4573 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4575 2004-07-07 Steven Bosscher <stevenb@suse.de>
4577 * tree-cfg.c (group_case_labels): Remove case labels that have
4578 the same target as the default case.
4580 2004-07-07 Steven Bosscher <stevenb@suse.de>
4582 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4583 regardless of DECL_LANG_SPECIFIC being present or not.
4584 * tree.h (DECL_NUM_STMTS): Purge.
4586 2004-07-07 Andrew Pinski <apinski@apple.com>
4588 * configure: Regenerate with the right autoconf.
4590 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4592 * ifcvt.c (total_bb_rtx_cost): New function.
4593 (find_if_case_1): Compare rtx_cost of basic block to cost of
4594 BRANCH_COST insns.
4595 (find_if_case_2): Same.
4597 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4599 PR target/10567
4600 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4601 (output_return): Likewise.
4602 (output_sibcall): Abort if !flag_delayed_branch.
4603 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4604 (emit_and_preserve): New function.
4605 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4606 indirect jump to the thunked-to function if !flag_delayed_branch.
4607 * config/sparc/sparc.md (delayed_branch): New attribute.
4608 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4609 attribute to compute the length of the insn.
4610 (goto_handler_and_restore): Likewise.
4612 2004-07-07 Andrew Pinski <apinski@apple.com>
4614 PR tree-optimization/15777
4615 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4617 * expr.c (expand_expr_real_1): Fix formating.
4618 BUFFER_REF and IN_EXPR are dead.
4619 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4620 * tree-inline.c (estimate_num_insns_1): Likewise.
4621 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4622 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4623 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4625 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4627 * collect2.c (dump_file): Don't call cplus_demangle if
4628 HAVE_LD_DEMANGLE is defined.
4629 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4630 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4631 if HAVE_LD_DEMANGLE is defined.
4633 * configure.ac (--with-demangler-in-ld): Added
4634 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4635 --with-demangler-in-ld is used.
4636 * config.in: Regenerated.
4637 * configure: Likewise.
4639 2004-07-07 Roger Sayle <roger@eyesopen.com>
4641 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4642 for simple floating point operations "fp", double precision
4643 multiplication "dmul", and single and double precision division
4644 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
4645 (ppc630_cost): New table split from ppc620_cost, to distinguish
4646 differences in floating point latencies.
4647 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4648 (rs6000_rtx_costs): Add support for single and double precision
4649 floating point addition, subtraction, multiplication, division,
4650 fused-multiply-add, fused-multiply-sub, negation, absolute value
4651 and negative absolute value. Tweak MEM case to use prefered idiom.
4653 2004-07-07 Richard Henderson <rth@redhat.com>
4655 * tree-flow-inline.h (may_propagate_copy): Move...
4656 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
4657 attempt to copy between types requiring conversion.
4658 * tree-flow.h (may_propagate_copy): Update decl.
4659 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4661 2004-07-07 Jakub Jelinek <jakub@redhat.com>
4663 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4664 from -mtune= option.
4666 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4668 * builtins.c: Rename movstr*, except for movstrict*, to
4669 movmem* and clrstr* to clrmem*.
4670 * expr.c: Likewise.
4671 * expr.h: Likewise.
4672 * genopinit.c: Likewise.
4673 * integrate.c: Likewise.
4674 * local-alloc.c: Likewise.
4675 * optabs.c: Likewise.
4676 * optabs.h: Likewise.
4677 * config/alpha/alpha.h: Likewise.
4678 * config/alpha/alpha.md: Likewise.
4679 * config/arm/arm-protos.h: Likewise.
4680 * config/arm/arm.c: Likewise.
4681 * config/arm/arm.md: Likewise.
4682 * config/avr/avr.md: Likewise.
4683 * config/c4x/c4x.c: Likewise.
4684 * config/c4x/c4x.md: Likewise.
4685 * config/frv/frv.md: Likewise.
4686 * config/i386/i386-protos.h: Likewise.
4687 * config/i386/i386.c: Likewise.
4688 * config/i386/i386.h: Likewise.
4689 * config/i386/i386.md: Likewise.
4690 * config/i860/i860.c: Likewise.
4691 * config/i860/i860.md: Likewise.
4692 * config/ip2k/ip2k.md: Likewise.
4693 * config/ip2k/libgcc.S: Likewise.
4694 * config/ip2k/t-ip2k: Likewise.
4695 * config/m32r/m32r.c: Likewise.
4696 * config/m32r/m32r.md: Likewise.
4697 * config/mcore/mcore.md: Likewise.
4698 * config/mips/mips.c: Likewise.
4699 * config/mips/mips.md: Likewise.
4700 * config/ns32k/ns32k.c: Likewise.
4701 * config/ns32k/ns32k.h: Likewise.
4702 * config/ns32k/ns32k.md: Likewise.
4703 * config/pa/pa.c: Likewise.
4704 * config/pa/pa.md: Likewise.
4705 * config/pdp11/pdp11.h: Likewise.
4706 * config/pdp11/pdp11.md: Likewise.
4707 * config/rs6000/rs6000.c: Likewise.
4708 * config/rs6000/rs6000.md: Likewise.
4709 * config/s390/s390-protos.h: Likewise.
4710 * config/s390/s390.c: Likewise.
4711 * config/s390/s390.md: Likewise.
4712 * config/sh/lib1funcs.asm: Likewise.
4713 * config/sh/sh.c: Likewise.
4714 * config/sh/sh.md: Likewise.
4715 * config/sh/t-sh: Likewise.
4716 * config/sparc/sparc.h: Likewise.
4717 * config/vax/vax.md: Likewise.
4718 * config/xtensa/xtensa.c: Likewise.
4719 * config/xtensa/xtensa.md: Likewise.
4720 * doc/invoke.texi: Likewise.
4721 * doc/md.texi: Likewise.
4722 * doc/rtl.texi: Likewise.
4724 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
4726 PR target/16407
4727 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
4728 * config/mips/mips.c (mips_declare_common_object): New function,
4729 mostly split out from...
4730 (mips_output_aligned_decl_common): ...here.
4731 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
4732 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
4733 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
4734 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
4736 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4738 PR c/16392
4739 * function.c (assign_parms): Fix typo from previous change.
4741 2004-07-07 Jason Merrill <jason@redhat.com>
4743 PR c++/15815
4744 * doc/extend.texi (C++ Interface): Correct information and
4745 discourage use.
4747 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
4749 PR target/16130
4750 PR target/16142
4751 PR target/16143
4752 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
4753 insn.
4755 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4757 PR target/1679.
4758 * config/m32r/m32r.c (m32r_function_symbol): New function:
4759 Generate a symbol name RTX with the correct m32r specific flags
4760 set.
4761 (block_move_call): Use new function to generate correct symbol.
4762 * config/m32r/m32r-protos.h: Add prototype for new funcion.
4763 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
4764 function.
4766 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4768 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
4769 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
4770 TYPE_BINFO_BASETYPE): Remove.
4771 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
4772 to ...
4773 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
4774 here.
4775 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
4776 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
4777 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
4778 (struct tree_binfo): Rename base_types to base_binfos.
4779 * alias.c (record_component_aliases): Adjust BINFO macros.
4780 * dbxout.c (dbxout_type): Likewise.
4781 * dwarf2out.c (gen_member_die): Likewise.
4782 * sdbout.c (sdbout_one_type): Likewise.
4783 * tree-dump.c (deque_and_dump): Likewise.
4784 * config/i386/i386.c (classify_argument,
4785 contains_128bit_aligned_vector_p): Likewise.
4787 2004-07-07 Nick Clifton <nickc@redhat.com>
4789 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
4790 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
4792 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4794 * vec.h: Fix the example use.
4796 2004-07-06 Richard Henderson <rth@redhat.com>
4798 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
4799 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
4800 * tree-inline.c (copy_body_r, setup_one_parameter,
4801 initialize_inlined_parameters, expand_call_inline,
4802 declare_inline_vars): Don't check it.
4803 (expand_calls_inline): Remove old version, rename new version
4804 from gimple_expand_calls_inline.
4805 * tree-optimize.c (execute_gimple): Remove.
4806 (pass_gimple): Don't run anything.
4808 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4810 * doc/sourcebuild.texi: Use semicolons instead of commas in
4811 section title.
4813 2004-07-06 Richard Henderson <rth@redhat.com>
4815 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
4816 (sra_walk_modify_expr, scan_init): Likewise.
4817 (generate_element_zero): Check visited before scanning children.
4818 (generate_element_init): Set visited on error.
4819 (scalarize_init): Handle generate_element_init failure similar
4820 to use_block_copy.
4822 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4824 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
4825 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
4827 2004-07-06 Richard Henderson <rth@redhat.com>
4829 * config/i386/i386.c (legitimize_pic_address): Make static.
4830 (legitimize_address): Handle CONST with TLS operand.
4831 (ix86_expand_move): Don't call legitimize_pic_address directly.
4832 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
4834 2004-07-06 Roger Sayle <roger@eyesopen.com>
4836 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
4837 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
4838 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
4839 is currently executed unconditionally, i.e. not in "else_bb".
4841 2004-07-06 Steven Bosscher <stevenb@suse.de>
4843 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
4844 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4845 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
4846 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4847 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
4848 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4849 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
4850 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4851 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
4852 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4853 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
4854 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4855 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
4856 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4857 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
4858 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4860 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4862 * dojump.c (do_jump): REFERENCE_EXPR is dead.
4863 * expr.c (expand_expr_real_1): Ditto.
4864 * tree-inline.c (estimate_num_insns_1): Ditto.
4865 * tree-pretty-print.c (dump_generic_node): Ditto.
4866 (op_symbol): Ditto.
4867 * tree.def: Ditto.
4869 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4871 * tree-ssa-pre.c (reference_node_pool): New pool.
4872 (find_or_generate_expression): Class 'r' is okay too.
4873 (create_value_expr_from): Ditto.
4874 (add_to_sets): LHS should not include vuses.
4875 (eliminate): Ditto.
4876 (compute_avail): Reverse ordering of tests.
4877 Valuize INDIRECT_REF as well.
4879 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
4881 PR rtl-optimization/16380
4882 * loop.c (check_dbra_loop): Sink comparison instructions if they
4883 do something other than set cc0.
4885 2004-07-06 James E Wilson <wilson@specifixinc.com>
4887 * doc/interface.texi (longjmp and automatic variables): Delete
4888 paragraph recommending taking the address of a variable.
4890 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4892 * vec.h (VEC_embedded_alloc): Remove.
4893 (VEC_embedded_size, VEC_embedded_init): New.
4894 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
4895 MEM_STAT_INFO.
4896 (VEC_truncate): New.
4897 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
4898 (vec_embedded_alloc): Remove.
4899 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
4900 (vec_embedded_alloc): Remove.
4902 2004-07-06 Mark Mitchell <mark@codesourcery.com>
4904 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
4905 (gt-langhooks.h): Remove.
4907 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
4909 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
4911 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4913 * config/sparc/sparc.c (get_pc_symbol): Rename into
4914 add_pc_to_pic_symbol.
4915 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
4916 (load_pic_register): Account for previous changes.
4917 Use reg_names. Don't create the label twice.
4918 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
4919 UNSPEC_LOAD_PCREL_SYM.
4920 (get_pc): Rename into load_pcrel_sym. Add predicate to
4921 operands. Remove condition.
4923 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4925 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
4926 RECORD, UNION & QUAL_UNION is actually a binfo.
4928 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
4929 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
4930 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
4931 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
4932 * dwarf2out.c (add_data_member_location_attribute): Likewise.
4933 (gen_inheritance_die): Likewise.
4934 * tree-dump.c (deque_and_dump): Likewise.
4935 * doc/c-tree.texi (Binfos): Add under reconstruction note.
4937 2004-07-06 Steven Bosscher <stevenb@suse.de>
4939 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4940 Define.
4941 * config/mcore/mcore.md: Model memory latency with a simple DFA
4942 pipeline description instead of a define_function_unit.
4944 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4946 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
4947 * langhooks.h (var_mod_type_p): Likewise.
4948 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
4949 * expr.c (count_type_elements): Properly handle return from
4950 array_type_nelts and properly test for overflow.
4951 * gimplify.c (gimplify_init_constructor): Properly handle return
4952 from array_type_nelts.
4953 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
4954 * integrate.c (copy_decl_for_inlining): Correct comments.
4955 * tree-inline.c (remap_decl): Update comments, remove dead code,
4956 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
4957 (remap_type): Only remap if variably modified by vars in function
4958 being inlined.
4959 (copy_body_r): Use compatible_type langhooks to see when can fold.
4960 (setup_one_parameter): Don't remap type.
4961 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
4962 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
4963 compute TREE_INVARIANT for decl case.
4964 (find_var_from_fn): New function.
4965 (variably_modified_type_p): Add arg and call new function.
4966 * tree.h (variably_modified_type_p): Add extra arg.
4968 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4970 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
4971 (goto_handler_and_restore_v9): Delete disabled insn.
4972 (goto_handler_and_restore_v9_sp64): Likewise.
4974 2004-07-05 Roger Sayle <roger@eyesopen.com>
4976 * calls.c (load_register_parameters): Call expand_shift instead
4977 of expand_binop with ashl_optab (or other shift optab) directly.
4978 * expr.c (emit_group_load, emit_group_store): Likewise.
4979 * function.c (assign_parm_setup_block): Likewise.
4980 * stmt.c (shift_return_value): Likewise.
4982 2004-07-05 Jakub Jelinek <jakub@redhat.com>
4984 * expr.c (expand_assignment): Disable the bitfield += optimizations.
4986 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4988 * doc/sourcebuild.texi: Revert previous patch.
4990 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4992 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
4993 TARGET_MEM_FUNCTIONS.
4994 * system.h: Poison TARGET_MEM_FUNCTIONS.
4995 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
4996 bcmp_libfunc, bzero_libfunc): Remove.
4997 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
4998 bzero_libfunc.
4999 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
5000 * doc/standards.texi: Don't mention calling BSD string functions.
5001 * doc/invoke.texi: Likewise. Mention that memmove may be called.
5002 * config/vax/t-memfuncs: New.
5003 * config/memcmp.c, config/memcpy.c, config/memmove.c,
5004 config/memset.c: New.
5005 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5006 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5007 vax/t-memfuncs.
5008 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5009 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5010 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5011 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5012 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5013 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5014 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5015 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5016 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5017 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5019 2004-07-05 Richard Henderson <rth@redhat.com>
5021 * function.c (assign_parm_setup_reg): Properly rename variables in
5022 FUNCTION_ARG_CALLEE_COPIES section.
5024 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5026 * tree-mudflap.c: Include cgraph.h.
5027 (mf_init_extern_trees): Rename to mudflap_init. Export.
5028 Rewrite to create synthetic declarations instead of looking
5029 up declarations from mf-runtime.h.
5030 (mf_make_builtin, mf_make_cache_struct_type): New functions.
5031 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5032 Correct commentary.
5033 (execute_mudflap_function_decls, mudflap_register_call):
5034 Don't call mf_init_extern_trees.
5035 (mudflap_finish_file): Use cgraph_build_static_cdtor.
5037 * tree-mudflap.h: Update prototypes.
5038 * c-mudflap.c: Delete file.
5039 * c-common.c: Include tree-mudflap.h.
5040 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5041 * Makefile.in: Remove all references to c-mudflap.o.
5042 Update dependencies.
5044 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5046 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5047 displacements with the spatial-locality cache-control completer.
5049 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5051 * langhooks.c: Don't include gt-langhooks.h.
5052 (var_labelno): Delete.
5053 (lhd_set_decl_assembler_name): Do not append a distinguishing
5054 number to file-scope internal-linkage declarations for the first
5055 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
5056 the declaration itself (if at block scope), or its containing
5057 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5058 number.
5060 * opts.c (cur_in_fname): New global.
5061 * opts.h: Declare it.
5062 * tree.c: Include opts.h.
5063 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5064 DECL_UID equal to cur_in_fname.
5065 (copy_node_stat): Do not change DECL_UID when copying a
5066 TRANSLATION_UNIT_DECL.
5067 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5068 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5070 * c-decl.c (c_static_assembler_name): Delete.
5071 * c-tree.h (c_static_assembler_name): Delete prototype.
5072 * c-lang.c, objc/objc-lang.c: Don't override
5073 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5075 * Makefile.in (tree.o): Update dependencies.
5076 (GTFILES): Remove langhooks.c.
5078 2004-07-05 Roger Sayle <roger@eyesopen.com>
5080 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5081 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5082 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5083 Optimize "X % -Y" as "X % Y" for signed modulus.
5084 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5085 into "((unsigned) X % Y) == 0".
5087 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5089 * sourcebuild.texi (Config Fragments): Use @comma{} in
5090 cross-reference to section title.
5092 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5094 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5095 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5096 (gimplify_target_expr, gimplify_expr): Likewise.
5097 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5098 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5099 whole function.
5100 (gimplify_compound_lval): See if we can strip any useless conversion.
5101 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5102 from RHS, not LHS.
5103 (gimplify_modify_expr_to_memset): Likewise.
5104 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5105 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5106 (declare_inline_vars): Likewise.
5107 (walk_type_fields): New function.
5108 (walk_tree): Use it.
5109 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5111 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5112 (sra_walk_modify_expr): Allow init function to fail.
5113 (scan_init): Now returns bool.
5114 (generate_element_init): If can't understand INIT, return false.
5115 (scalarize_init): Return false if generate_element_init does.
5117 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5118 print bounds.
5120 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5121 bounds if bounds aren't constant.
5123 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5125 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5126 to type hooks; remove bogus PARAMS.
5128 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5130 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5131 * dwarf2out.c (add_data_member_location_attribute): Check for
5132 TREE_BINFO.
5133 * tree.c (tree_node_kinds): Add "binfos".
5134 (binfo_lang_slots): New.
5135 (make_node_stat): Add TREE_BINFO.
5136 (make_tree_binfo_stat): New.
5137 (tree_node_structure): Add TREE_BINFO.
5138 * tree.def (TREE_BINFO): New.
5139 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5140 (RECORD_OR_UNION_CHECK): ... here.
5141 (NOT_RECORD_OR_UNION_CHECK): New.
5142 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5143 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5144 RECORD_OR_UNION_CHECK.
5145 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5146 (TYPE_LANG_SLOT_1): New.
5147 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5148 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5149 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5150 (BINFO_ELTS): Remove.
5151 (BINFO_LANG_SLOT): New.
5152 (struct tree_binfo): New.
5153 (binfo_lang_slots): Declare.
5154 (enum tree_node_structure_enum): Add TS_BINFO.
5155 (union tree_node): Add binfo.
5156 (make_tree_binfo_stat): Declare.
5157 (make_tree_binfo): New.
5158 (enum tree_node_kind): Add binfo_kind.
5160 * objc/objc-act.c (start_class, objc_declare_protocols,
5161 start_protocols): Use TYPE_LANG_SLOT_1.
5162 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5163 to ...
5164 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5165 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5166 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5167 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5169 2004-07-05 Steven Bosscher <stevenb@suse.de>
5171 * rtl.h (struct rtx_def): Remove the integrated flag.
5172 Use the return_val flag for MEM_SCALAR_P.
5173 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5175 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5177 PR target/16357
5178 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5179 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5180 move_by_pieces.
5182 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5184 * var-tracking.c: Fix some comments.
5185 (frame_stack_adjust): New.
5186 (vt_stack_adjustments): Init stack_adjust of entry block to
5187 minus stack adjustment of function prologue.
5188 (adjust_stack_reference): Do not adjust if adjustment == 0.
5189 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5190 (emit_notes_in_bb): Likewise.
5191 (vt_add_function_parameters): Do not adjust locations of
5192 function arguments.
5193 (vt_initialize): Compute the stack adjustment of function
5194 prologue and offset the initial "location" of frame_base_decl
5195 from the stack pointer after prologue.
5197 2004-07-04 Richard Henderson <rth@redhat.com>
5199 * function.c (struct assign_parm_data_all): New.
5200 (struct assign_parm_data_one): New.
5201 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5202 assign_parm_find_data_types, assign_parms_setup_varargs,
5203 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5204 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5205 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5206 assign_parm_setup_block, assign_parm_setup_reg,
5207 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5208 (assign_parms): ... here.
5210 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5212 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5213 now are bitmap_set_t's.
5214 (bitmap_insert_into_set): No point in inserting the value if
5215 it's invariant.
5216 (bitmap_set_contains): New function.
5217 (bitmap_set_replace_value): Add comment on why we do it
5218 this way.
5219 (set_contains): Removed.
5220 (bitmap_set_subtract_from_value_set): New name of
5221 set_subtract now that it's arguments are two different
5222 types of sets.
5223 Update callers.
5224 (bitmap_find_leader): Change algorithm used.
5225 (find_or_generate_expression): Update use of functions for new
5226 bitmap sets.
5227 (create_expression_by_pieces): Ditto.
5228 (insert_aux): Ditto.
5229 (insert): Ditto.
5230 (add_to_sets): Ditto.
5231 (init_pre): Ditto.
5232 (execute_pre): Ditto.
5233 (compute_avail): Ditto.
5234 Also ignore virtual phis.
5236 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5238 * combine.c (simplify_comparison): Fix comment typo.
5240 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5242 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5243 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5244 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5245 (output_restore): Change parameter from 'insn' to 'pat'.
5246 (output_return): Adjust call to output_restore.
5247 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5248 Adjust call to output_restore.
5250 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5252 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5253 and assert system is bsd.
5255 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5257 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5258 (TARGET_SWITCHES): Remove -mdebugc.
5259 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5260 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5261 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5262 (sle_[sd]i_reg): Delete.
5264 2004-07-04 Steven Bosscher <stevenb@suse.de>
5266 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5267 Define.
5268 * config/iq2000/iq2000.md: Translate old pipeline description to an
5269 equivalent new one.
5271 2004-07-04 Roger Sayle <roger@eyesopen.com>
5273 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5274 Ensure the replacement rhs is valid gimple before performing
5275 the substitution. Return false if these sanity checks fail.
5276 (fold_stmt): Only set changed to true, if set_rhs returns true.
5277 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5278 succeeds.
5280 2004-07-04 Richard Henderson <rth@redhat.com>
5282 PR c/16348
5283 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5285 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5287 * configure.ac (ranlib_flags): New variable.
5288 * Makefile.in (RANLIB_FLAGS): New variable.
5289 (libbackend.a): Use it.
5290 * configure: Regenerated.
5292 2004-07-04 Roger Sayle <roger@eyesopen.com>
5294 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5295 a "sign mask" instead of using ashr_optab directly.
5297 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5299 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5300 * doc/cppopts.texi: Clarify processing of command-line defines.
5302 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5304 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5306 2004-07-04 Richard Henderson <rth@redhat.com>
5308 * rtl.def (ADDRESSOF): Remove.
5309 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5310 (find_base_term, memrefs_conflict_p): Likewise.
5311 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5312 (fold_rtx, cse_insn, set_live_p): Likewise.
5313 * dwarf2out.c (mem_loc_descriptor): Likewise.
5314 (add_location_or_const_value_attribute): Likewise.
5315 * emit-rtl.c (copy_insn_1): Likewise.
5316 * explow.c (memory_address): Likewise.
5317 * expmed.c (store_split_bit_field): Likewise.
5318 * expr.c (expand_expr_real_1): Likewise.
5319 * function.c (instantiate_decl
5320 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5321 * genrecog.c (preds, validate_pattern): Likewise.
5322 * integrate.c (copy_rtx_and_substitute): Likewise.
5323 * recog.c (general_operand, register_operand): Likewise.
5324 (memory_address_p): Likwise.
5325 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5326 * rtl.c (copy_rtx): Likewise.
5327 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5328 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5329 * rtlhooks.c (gen_lowpart_general): Likewise.
5330 * stmt.c (expand_asm_operands): Likewise.
5331 * web.c (entry_register, replace_ref, web_main): Likewise.
5332 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5333 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5334 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5335 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5336 * config/frv/frv.c (move_destination_operand, move_source_operand,
5337 condexec_dest_operand, condexec_source_operand,
5338 condexec_memory_operand): Likewise.
5339 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5340 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5341 (destination_xfmode_operand): Likewise.
5342 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5343 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5344 * config/s390/s390.c (general_s_operand): Likewise.
5345 * config/s390/s390.md (mov*): Likewise.
5346 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5348 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5349 * expr.c (expand_expr_real_1): Likewise.
5350 * stmt.c (expand_decl): Likewise.
5351 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5353 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5354 postponed_insns, put_var_into_stack, put_reg_into_stack,
5355 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5356 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5357 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5358 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5359 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5360 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5361 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5362 struct insns_for_mem_walk_info, insns_for_mem_walk,
5363 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5364 setjmp_protect_args): Remove.
5365 (push_function_context_to): Don't handle var_refs_queue.
5366 (pop_function_context_from, free_after_compilation): Likewise.
5367 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5368 (assign_parms, allocate_struct_function): Likewise.
5369 (use_register_for_decl): New.
5370 (expand_function_end): Don't setjmp_protect.
5371 * function.h (struct emit_status): Update commentary.
5372 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5373 (max_parm_reg, parm_reg_stack_loc): Remove.
5374 * passes.c (DFI_addressof): Remove.
5375 (dump_file_info): Remove addressof.
5376 (rest_of_handle_addressof): Remove.
5377 (rest_of_compilation): Don't call it.
5378 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5379 * stmt.c (expand_decl): Use use_register_for_decl.
5380 * tree.h: Update decls.
5381 * web.c (mark_addressof): Remove.
5382 * doc/invoke.texi (-dF): Remove.
5384 2004-07-03 Richard Henderson <rth@redhat.com>
5386 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5387 instead of gen_mem_addressof.
5388 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5389 TImode output register.
5391 2004-07-03 Richard Henderson <rth@redhat.com>
5393 PR tree-optimization/16341
5394 * tree-sra.c (sra_walk_function): Increment to next stmt before
5395 processing the current stmt.
5396 (sra_insert_after): Always use BSI_SAME_STMT.
5398 2004-07-03 Richard Henderson <rth@redhat.com>
5400 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5401 fp plus with minus.
5403 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5405 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5406 with tree_int_cst_equal.
5408 2004-07-03 Andreas Schwab <schwab@suse.de>
5410 * config/ia64/ia64.md: Define new attribute "empty".
5411 (prologue_use, nop_x, insn_group_barrier): Set it.
5413 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5414 skip over "empty" insns.
5416 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5418 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5419 context to gimplify_body.
5420 (walk_tree): Don't walk into types twice.
5421 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5423 * tree-sra.c (generate_element_init): Remove any useless conversions.
5425 * gimplify.c (gimplify_conversion): Remove stripping useless
5426 conversions from here.
5427 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5428 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5429 Unshare before substituting PLACEHOLDER_EXPR.
5430 (gimplify_modify_expr_to_memset): Likewise.
5431 Pass address of TO to memset, not TO itself.
5432 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5433 time we make an expression (to match a PLACEHOLDER_EXPR).
5435 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5436 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5437 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5438 * tree-ssa-dom.c (local_fold): Likewise.
5440 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5441 * langhooks.h (strct lang_hooks): New field type_max_size.
5442 * function.c (assign_temp): Call it.
5444 2004-07-03 Steven Bosscher <stevenb@suse.de>
5446 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5447 * config/sh/sh.md: Convert the SH1 pipeline description to
5448 a DFA model.
5450 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5452 * c-decl.c (struct c_binding): Remove contour field; add
5453 depth, invisible, nested fields.
5454 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5455 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5456 (bind): Add invisible and nested arguments. Initialize
5457 new fields of struct c_binding; adjust loop scanning for
5458 insertion point.
5459 (free_binding_and_advance): Clear structure with memset.
5460 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5461 in file scope, even if it's in external scope too.
5462 (pushdecl): Adjust to match. Create invisible file-scope
5463 declarations for block-scope forward declarations of static functions.
5464 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5465 (undeclared_variable, lookup_label, declare_label, define_label)
5466 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5467 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5468 (store_parm_decls_oldstyle): Adjust to match.
5469 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5470 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5472 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5473 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5475 2004-07-02 Richard Henderson <rth@redhat.com>
5477 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5478 around variable_size.
5479 (set_decl_nonlocal): Remove.
5480 (store_parm_decls): Add stmts for pending sizes.
5481 * calls.c (calls_function, calls_function_1): Remove.
5482 (precompute_arguments): Don't call it.
5483 * cfgexpand.c (set_save_expr_context): Remove.
5484 (tree_expand_cfg): Don't call it.
5485 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5486 (dwarf2out_finish): Likewise.
5487 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5488 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5489 (safe_from_p): Don't queue SAVE_EXPRs.
5490 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5491 or build plain VAR_DECLs.
5492 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5493 (fold): Likewise.
5494 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5495 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5496 (put_var_into_stack): Don't handle SAVE_EXPR.
5497 (gen_mem_addressof): Likewise.
5498 * function.h (struct function): Remove x_save_expr_regs.
5499 (save_expr_regs): Remove.
5500 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5501 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5502 * stor-layout.c (variable_size): Don't set it.
5503 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5504 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5505 all callers. Don't set SAVE_EXPR_CONTEXT.
5506 * tree-inline.h (remap_save_expr): Update decl.
5507 * tree.c (save_expr): Update build size.
5508 (first_rtl_op): Don't handle SAVE_EXPR.
5509 (unsave_expr_1, contains_placeholder_p): Likewise.
5510 (decl_function_context): Likewise.
5511 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5512 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5513 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5515 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5517 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5518 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5519 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5520 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5521 some first-person references and patronizing comments. Based on
5522 printed manual.
5523 * doc/invoke.texi: Don't reference fortran@gnu.org.
5524 * doc/trouble.texi (Warning when a non-void function value is
5525 ignored): Rewrite. From Russ Allbery and Chris Devers.
5527 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5529 * tree-ssa-pre.c (bitmap_set_t): New.
5530 (bb_value_sets): avail_out is now a bitmap_set_t.
5531 (bitmap_find_leader): New function.
5532 (bitmap_value_insert_into_set): Ditto.
5533 (bitmap_set_copy): Ditto.
5534 (bitmap_value_replace_in_set): Ditto.
5535 (bitmap_set_contains_value): Ditto.
5536 (bitmap_set_new): Ditto.
5537 (bitmap_set_pool): New pool.
5538 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5539 (insert_aux): Ditto.
5540 (add_to_sets): Ditto.
5541 (compute_avail): Ditto
5542 (eliminate): Ditto.
5543 (init_pre): Ditto.
5544 (fini_pre): Ditto.
5545 (execute_pre): Ditto.
5547 2004-07-02 Roger Sayle <roger@eyesopen.com>
5549 * config/rs6000/rs6000.c (struct processor_costs): New structure
5550 used to hold instruction latencies/sizes for processor types.
5551 (rs6000_cost): New global variable pointing to current CPU's costs.
5552 (rs6000_override_options): Initialize rs6000_cost to point to the
5553 appropriate cost table based upon rs6000_cpu and optimize_size.
5554 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5555 timings inline.
5557 2004-07-02 Richard Henderson <rth@redhat.com>
5559 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5561 2004-07-02 Steven Bosscher <stevenb@suse.de>
5563 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5565 2004-07-01 Richard Henderson <rth@redhat.com>
5567 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5568 (alpha_gp_save_rtx): Use assign_stack_local instead of
5569 gen_mem_addressof.
5571 2004-07-01 Richard Henderson <rth@redhat.com>
5573 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5574 (alpha_rtx_cost_data): Update to match.
5575 (alpha_rtx_cost_size): New.
5576 (alpha_rtx_costs): Honor optimize_size.
5578 2004-07-01 Richard Henderson <rth@redhat.com>
5580 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5581 * cfgexpand.c (tree_expand_cfg): Do it here.
5582 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5583 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5584 * config/mips/mips.c (mips_output_mi_thunk): And here.
5585 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5586 * config/sh/sh.c (sh_output_mi_thunk): And here.
5587 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5589 2004-07-01 Richard Henderson <rth@redhat.com>
5591 * tree.def (RTL_EXPR): Remove.
5592 * c-typeck.c (lvalue_p): Don't handle it.
5593 * expr.c (safe_from_p): Likewise.
5594 (expand_expr_real_1): Likewise.
5595 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5596 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5597 * gengtype.c (adjust_field_tree_exp): Likewise.
5598 * stmt.c (warn_if_unused_value): Likewise.
5599 * tree-gimple.c (recalculate_side_effects): Likewise.
5600 * tree-pretty-print.c (dump_generic_node): Likewise.
5601 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5602 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5603 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5605 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5606 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5607 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5608 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5609 all the bits that tracked last_expr.
5610 (expand_end_bindings): Don't track last_expr.
5611 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5612 (clear_last_expr): Remove.
5613 (expand_asm): Don't call it.
5614 (expand_asm_operands, expand_end_cond): Likewise.
5615 (expand_naked_return, expand_null_return_1): Likewise.
5616 * c-typeck.c (c_begin_compound_stmt): Likewise.
5617 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5618 * expr.c (expand_expr_real_1): Likewise.
5619 * tree.h: Update prototypes.
5621 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5622 (struct emit_status): Remove sequence_rtl_expr.
5623 (struct function): Remove x_rtl_expr_chain.
5624 (seq_rtl_expr, rtl_expr_chain): Remove.
5625 * function.c (struct temp_slot): Remove rtl_expr.
5626 (assign_stack_temp_for_type): Don't set it.
5627 (free_temp_slots, pop_temp_slots): Don't check it.
5628 (free_after_compilation): Don't clear x_rtl_expr_chain.
5629 (fixup_var_refs): Don't search it.
5630 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5631 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5632 or seq_rtl_expr.
5633 (push_topmost_sequence): Likewise.
5634 (end_sequence, init_emit): Likewise.
5635 (start_sequence_for_rtl_expr): Remove.
5636 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5637 * rtl.h (preserve_rtl_expr_result): Remove.
5639 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
5641 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5642 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5643 typos.
5645 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5647 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5648 (STANDARD_STARTFILE_PREFIX_2): Define.
5649 (standard_startfile_prefix_1): Initialize to
5650 STANDARD_STARTFILE_PREFIX_1.
5651 (standard_startfile_prefix_2): Initialize to
5652 STANDARD_STARTFILE_PREFIX_2.
5653 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5654 (STANDARD_STARTFILE_PREFIX_1): Define.
5655 (STANDARD_STARTFILE_PREFIX_2): Define.
5656 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5657 (STANDARD_STARTFILE_PREFIX_2): Document.
5659 2004-07-01 Richard Henderson <rth@redhat.com>
5661 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5662 in order to disable scalarization. Instead set a flag and wait
5663 for a candidate decl.
5665 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5667 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5668 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5669 Use terminology "testsuite" and "enumerated".
5671 2004-07-01 Richard Henderson <rth@redhat.com>
5673 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5674 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5675 (initial_return_save): Likewise.
5676 (flush_queued_reg_saves): Remap register numbers.
5677 (dwarf2out_return_reg): Likewise.
5679 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5681 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
5683 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
5684 access functions for lower bound and element size and only output
5685 if lower bound nonzero or element size not same as that of type.
5686 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
5688 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5690 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
5692 2004-07-01 Per Bothner <per@bothner.com>
5694 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
5696 2004-07-01 Jakub Jelinek <jakub@redhat.com>
5698 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
5699 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
5700 first operand. Don't optimize if the bitfield is volatile.
5702 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5704 * c-pretty-print.c (pp_c_postfix_expression): Handle
5705 floating-point comparison operators.
5706 (pp_c_expression): Pass floating-point comparison
5707 operators to pp_c_postfix_expression.
5709 2004-07-01 Roger Sayle <roger@eyesopen.com>
5711 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
5712 rtx_cost instead of "had_mult" to determine whether the transformed
5713 expression is cheaper than the original.
5715 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
5717 * alias.c (get_alias_set, canon_rtx, get_addr,
5718 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
5719 Use MEM_P.
5720 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
5721 expand_builtin): Likewise.
5722 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
5723 Likewise.
5724 * combine.c (can_combine_p, combinable_i3pat, try_combine,
5725 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
5726 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
5727 record_dead_and_set_regs_1, get_last_value_validate,
5728 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
5729 * cse.c (check_dependence, canon_hash, equiv_constant,
5730 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
5731 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
5732 count_reg_usage): Likewise.
5733 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
5734 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
5735 cselib_record_sets): Likewise.
5736 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
5737 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
5738 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
5739 * df.c (df_uses_record): Likewise.
5740 * dojump (do_jump): Likewise.
5741 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
5742 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
5743 decl_start_label): Likewise.
5744 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
5745 operand_subword, change_address_1, make_safe_from): Likewise.
5746 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
5747 stabilize, force_not_mem): Likewise.
5748 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
5749 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
5750 * expr.c (convert_move, convert_modes, emit_block_move,
5751 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
5752 emit_move_insn_1, expand_assignment, store_expr,
5753 store_constructor_field, store_constructor, store_field,
5754 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
5755 Likewise.
5756 * final.c (cleanup_subreg_operands, alter_subreg,
5757 get_mem_expr_from_op): Likewise.
5758 * flow.c (notice_stack_pointer_modification_1,
5759 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
5760 Likewise.
5761 * function.c (mark_temp_addr_taken, preserve_temp_slots,
5762 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
5763 optimize_bit_field, flush_addressof, purge_addressof_1,
5764 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
5765 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
5766 keep_stack_depressed): Likewise.
5767 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
5768 noce_process_if_block, find_memory): Likewise.
5769 * integrate.c (subst_constants, allocate_initial_values): Likewise.
5770 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
5771 update_equiv_regs): Likewise.
5772 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
5773 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
5774 * optabs.c (expand_abs, emit_unop_insn): Likewise.
5775 * passes.c (rest_of_handle_final): Likewise.
5776 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
5777 move2add_note_store): Likewise.
5778 * ra-build.c (detect_remat_webs): Likewise.
5779 * ra-debug.c (dump_static_insn_cost): Likewise.
5780 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
5781 * recog.c (validate_change, apply_change_group, cancel_changes,
5782 validate_replace_rtx_1, general_operand, register_operand,
5783 nonmemory_operand, push_operand, pop_operand, memory_operand,
5784 indirect_operand, asm_operand_ok, offsettable_memref_p,
5785 offsettable_nonstrict_memref_p, constrain_operands,
5786 store_data_bypass_p): Likewise.
5787 * reg-stack.c (subst_stack_regs_pat): Likewise.
5788 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
5789 copy_cost, reg_scan_mark_refs): Likewise.
5790 * regmove.c (optimize_reg_copy_3, stack_memref_p,
5791 combine_stack_adjustments_for_block): Likewise.
5792 * regrename.c (copyprop_hardreg_forward_1): Likewise.
5793 * reload.c (can_reload_into, push_reload, decompose, immune_p,
5794 find_reloads, find_reloads_address, find_reloads_address_1,
5795 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
5796 find_equiv_reg): Likewise.
5797 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
5798 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
5799 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
5800 delete_address_reloads): Likewise.
5801 * resource.c (mark_referenced_resources): Likewise.
5802 * rtlanal.c (get_jump_table_offset, count_occurrences,
5803 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
5804 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
5805 num_sign_bit_copies1): Likewise.
5806 * rtlhooks.c (gen_lowpart_general): Likewise.
5807 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5808 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
5809 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
5810 sdbout_global_decl): Likewise.
5811 * simplify-rtx.c (simplify_subreg): Likewise.
5812 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
5813 expand_anon_union_decl, expand_end_case_type): Likewise.
5814 * unroll.c (calculate_giv_inc): Likewise.
5815 * var-tracking.c (stack_adjust_offset_pre_post,
5816 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
5817 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
5818 vt_add_function_parameters): Likewise.
5819 * varasm.c (make_var_volatile, notice_global_symbol,
5820 assemble_external, decode_addr_const, mark_weak,
5821 default_encode_section_info): Likewise.
5823 2004-07-01 Steven Bosscher <stevenb@suse.de>
5825 * stmt.c (check_seenlabel): Remove.
5826 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
5828 2004-07-01 Richard Henderson <rth@redhat.com>
5830 * function.h (struct function): Remove x_function_call_count.
5831 (function_call_count): Remove.
5832 * calls.c (expand_call): Don't set it.
5833 * integrate.c (copy_rtx_and_substitute): Likewise.
5835 * function.h (struct function): Remove x_cleanup_label.
5836 (cleanup_label): Remove.
5837 * stmt.c (expand_value_return): Don't use it.
5838 * function.c (free_after_compilation): Don't set it.
5839 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
5840 * cfgexpand.c (tree_expand_cfg): Update call.
5841 * tree.h (expand_function_start): Update decl.
5843 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5845 PR c/1027
5846 * c-lang.c (c_initialize_diagnostics): Move from here ...
5847 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
5848 (c_tree_printer): Use pretty-printer to format %T.
5849 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
5850 before '*' if not C++.
5851 (pp_c_direct_abstract_declarator): Don't try to print array upper
5852 bound for flexible array members.
5853 * c-tree.h: Include "diagnostic.h".
5854 (c_initialize_diagnostics): Declare.
5855 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
5856 * c-format.c (format_type_warning): New function. Improve
5857 diagnostics for incorrect format argument types.
5858 (check_format_types): Use it. Add two parameters. Use the
5859 TYPE_MAIN_VARIANT of wanted_type.
5860 (check_format_info_main): Pass new parameters to
5861 check_format_types.
5862 (struct format_wanted_type): Update comment.
5864 2004-07-01 Nick Clifton <nickc@redhat.com>
5866 * target.h (struct gcc_target): Add new field to struct cxx:
5867 import_export_class.
5868 * target-def.h (TARGET_CXX): Initialise the new field.
5869 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
5870 the new field.
5871 * doc/tm.texi: Document the new target hook.
5873 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5875 * builtins.c (fold_builtin_classify): Fix typo.
5877 2004-07-01 Richard Henderson <rth@redhat.com>
5879 * function.c (identify_blocks, identify_blocks_1): Remove.
5880 * function.h (identify_blocks): Remove.
5881 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
5883 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5885 * builtins.c (fold_builtin_classify): New.
5886 (fold_builtin_unordered_cmp): Fix commentary.
5887 (fold_builtin): Use it.
5888 * builtins.def: Define builtins for isnan,
5889 isnanf, isnanl, finite, finitef, finitel,
5890 isinf, isinff, isinfl.
5892 2004-07-01 Richard Henderson <rth@redhat.com>
5894 * function.h (struct function): Remove dont_emit_block_notes.
5895 * gimple-low.c (lower_function_body): Don't set it.
5896 * cfgexpand.c (expand_block): Don't check it.
5897 * cfglayout.c (insn_locators_initialize): Likewise.
5898 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
5899 * passes.c (rest_of_compilation): Likewise.
5900 * stmt.c (expand_start_bindings_and_block): Likewise.
5901 (expand_end_bindings): Likewise.
5903 2004-07-01 Richard Henderson <rth@redhat.com>
5905 * cgraph.h (cgraph_build_static_cdtor): Declare.
5906 * cgraphunit.c (cgraph_build_static_cdtor): New.
5907 * c-objc-common.c (build_cdtor): Use it.
5908 * coverage.c (create_coverage): Likewise.
5909 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
5910 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
5912 See ChangeLog.11 for earlier changes.