1 2004-12-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2 Roger Sayle <roger@eyesopen.com>
4 PR tree-optimization/18707
5 * cfgloopmanip.c (create_preheader): Move the preheader
6 only if the latch was falling through to the header.
8 2004-12-16 Danny Smith <dannysmith@users.sourceforge.net>
11 * config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0.
13 2004-12-16 Richard Henderson <rth@redhat.com>
14 Aldy Hernandez <aldyh@redhat.com>
16 * simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
19 2004-12-16 H.J. Lu <hongjiu.lu@intel.com>
22 * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
23 to back up the existing shared library.
24 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
25 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
26 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
27 * config/sh/t-linux (SHLIB_LINK): Likewise.
28 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
29 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
30 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
31 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
33 * config/i386/t-nwld (SHLIB_LINK): Don't use the temporary
36 2004-12-16 Richard Henderson <rth@redhat.com>
38 * Makefile.in (MD_DEPS, s-mddeps): New.
39 (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit,
40 s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output,
41 s-preds): Depend on MD_DEPS instead of md_file.
42 (genobjnames): Add genmddeps.o
43 (build/genmddeps, build/genmddeps.o): New.
44 (mostlyclean): Remove mddeps.mk.
45 * genmddeps.c: New file.
46 * gensupport.c (include_callback): New.
47 (process_include): Call it.
48 * gensupport.h (include_callback): Declare.
50 2004-12-16 Nathan Sidwell <nathan@codesourcery.com>
52 * local-alloc.c (block_alloc): Replace IN_RANGE with simple
55 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
57 2004-12-16 Mark Dettinger <dettinge@de.ibm.com>
59 * config/s390/s390.c (struct processor_costs): Two new fields:
61 (s390_rtx_costs): Added handling of multipy and add in SFmode.
62 More precise values for cost of multiply and add.
64 2004-12-15 Richard Henderson <rth@redhat.com>
67 * config/i386/i386.md (sse compare splitter): Test for SF and DFmode
68 explicitly instead of using VALID_SSE_REG_MODE.
70 2004-12-15 Richard Henderson <rth@redhat.com>
73 * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with
75 (swapqi_1): Rename from swapqi. Enable only for no partial reg
76 stall and optimize_size.
78 (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode.
79 (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override.
81 2004-12-16 Uros Bizjak <uros@kss-loka.si>
83 * config/i386/i386.md (*floathisf2_i387, *floathidf2_i387):
84 Also enable for TARGET_MIX_SSE_I387.
86 2004-12-16 Uros Bizjak <uros@kss-loka.si>
88 * config/i386/i386.md (sqrt{s,d}f2_1, sqrt{s,d}f2_1_sse_only,
89 sqrt{s,d}f2_i387): Unify enable constraint with respect to
90 TARGET_SSE, TARGET_SSE2, TARGET_USE_FANCY_MATH_387,
91 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
92 (sqrt{s,d}f2_1): Rename to *sqrt{s,d}f2_mixed.
93 (sqrt{s,d}f2_1_sse_only): Rename to *sqrt{s,d}f2_sse.
94 (sqrt{s,d}f2_i387): Rename to *sqrt{s,d}f2_i387.
95 (*sqrtextendsfdf2): Also enable for TARGET_MIX_SSE_I387.
96 (*sqrtextend?f?f2): Rename to *sqrtextendsfdf2_i387.
98 2004-12-16 Uros Bizjak <uros@kss-loka.si>
100 * config/i386/i386.md (*fop_?f_comm_{,sse,nosse},
101 *fop_?f_1_{,sse,nosse}, *fop_{d,x}f_{2,3,4,5,6}): Unify enable
102 constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2,
103 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
104 (*fop_?f_{comm,1}): Rename to *fop_?f_{comm,1}_mixed.
105 (*fop_?f_{comm,1}_nosse): Rename to *fop_?f_{comm,1}_i387.
106 (*fop_{d,x}f_{2,3,4,5,6}): Rename to *fop_{d,x}f_{2,3,4,5,6}_i387.
108 2004-12-15 H.J. Lu <hongjiu.lu@intel.com>
111 * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
112 -Bstatic/-Bdynamic option.
113 * config.in: Regenerated.
114 * configure: Likewise.
116 * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
117 -lunwind if possible.
119 2004-12-15 Daniel Berlin <dberlin@dberlin.org>
121 * cfgloop.c (flow_loops_dump): Don't print out levels.
122 (flow_loops_find): Don't set loop->levels.
123 (flow_loops_level_compute): Make void.
124 * cfgloop.h (struct loops): Remove levels member.
125 Add comment about loops in parray possibly being NULL.
127 2004-12-15 Alexandre Oliva <aoliva@redhat.com>
129 * reload.c (SMALL_REGISTER_CLASS_P): New.
130 (push_secondary_reload, find_reusable_reload, find_reloads): Use
131 it instead of testing only the class size.
133 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
136 * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS
137 on the STMT_EXPR wrapping up the inlined body.
139 2004-12-15 Vladimir Makarov <vmakarov@redhat.com>
140 Steven Bosscher <stevenb@suse.de>
143 * global.c: Update comments in a few places.
144 (check_earlyclobber): Return true if there are early clobber
146 (calculate_local_reg_bb_info): Do not try to mark earlyclobber
147 regs if there are none.
148 (bb_info, allocate_bb_info, free_bb_info, modify_reg_pav,
149 make_accurate_live_analysis): Rename pavin, pavout to live_pavin,
151 (modify_bb_reg_pav): Remove.
152 (calculate_reg_pav): Use code from modify_bb_reg_pav.
153 (temp_bitmap): New variable.
154 (calculate_reg_pav): Allocate/deallocate temp_bitmap.
156 2004-12-15 Richard Henderson <rth@redhat.com>
159 * config/i386/i386.c (ix86_must_pass_in_stack): Don't return true
161 (gen_reg_or_parallel): New.
162 (function_arg): Use it.
163 (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately,
164 MMX and 3DNOW separately.
165 (ix86_rtx_costs): Simplify FLOAT_EXTEND case.
166 (ix86_vector_mode_supported_p): Test SSE1 and SSE2 separately.
167 * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ...
168 (VALID_SSE_REG_MODE): ... here.
170 2004-12-15 David Edelsohn <edelsohn@gnu.org>
172 * xcoffout.c (xcoffout_declare_function): Change strncpy to memcpy.
174 2004-12-15 Ian Lance Taylor <ian@wasabisystems.com>
176 * config/arm/arm.c (arm_xscale_rtx_costs): Increase cost of
178 * config/arm/arm.md (mulsi3_compare0): Don't check
180 (mulsi_compare0_scratch, mulsi3_addsi_compare0): Likewise.
181 (mulsi3addsi_compare0_scratch): Likewise.
183 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
186 * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
187 Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
188 * libgcc2.c (__addvsi3): Rename to __addvSI3.
189 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
190 (__addvdi3): Rename to __addvDI3.
191 (__subvsi3): Rename to __subvSI3. Use word type for the result.
192 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
193 (__subvdi3): Rename to __subvDI3.
194 (_mulvsi3): Rename to _mulvSI3.
195 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
196 (_mulvdi3): Rename to _mulvDI3.
197 (__negvsi2): Rename to __negvSI2.
198 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
199 (__negvdi2): Rename to __negvDI2.
200 (__absvsi2): Rename to __absvSI2.
201 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
202 (__absvdi2): Rename to __absvDI2.
203 * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
204 (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
205 __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
207 (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
208 COMPAT_SIMODE_TRAPPING_ARITHMETIC.
210 2004-12-15 Kazuhiro Inaoka <inaoka.kazuhiro@reneasas.com>
212 * config/m32r/m32r.h (PREFERRED_DEBUGGING_TYPE):
215 * config/m32r.c (m32r_legitimize_pic_address): Changed
216 to support GOTOFF relocation.
217 * config/m32r.md (UNSPEC_GOTOFF): New.
218 (gotoff_load_addr): New.
220 2004-12-15 Richard Sandiford <rsandifo@redhat.com>
222 * config/mips/mips.c (mips_arg_info): Use FUNCTION_ARG_BOUNDARY to
223 decide whether an argument is double-word aligned.
225 2004-12-15 Richard Henderson <rth@redhat.com>
227 * config/i386/i386.md: Fix missing modes on cmove splitters.
229 2004-12-15 Jan Beulich <jbeulich@novell.com>
231 * mklibgcc.in (libgcc2_c_dep): Add dependency on libgcc2.h.
233 2004-12-15 Uros Bizjak <uros@kss-loka.si>
235 * config/i386/i386.md (floathisf2, *floathisf2_1, floatsisf2,
236 *floatsisf2_i387, *floatsisf2_sse, floatdisf2,
237 *floatdisf2_i387_only, *floatdisf2_i387, *floatdisf2_sse,
238 floathidf2, *floathidf2_1, *floatsidf2_i387, *floatsidf2_sse,
239 floatdidf2, *floatdidf2_i387_only, *floatdidf2_i387,
240 *floatdidf2_sse, floatunssisf2, floatunsdisf2, floatunsdidf2):
241 Unify enable constraint with respect to TARGET_80387, TARGET_SSE,
242 TARGET_SSE2, TARGET_64BIT, TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
243 (*float?i?f_i387): Rename to *float?i?f2_mixed.
244 (*float?i?f2_1): Rename to *float?i?f2_i387.
245 (*float?i?f2_i387_only): Rename to *float?i?f2_i387.
246 (float?ixf2): Penalize integer register operand.
248 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
251 * configure.ac: Add GAS check for HP-UX .nsubspa comdat.
252 * configure, config.in: Rebuilt.
253 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Delete
255 * config/pa/pa.c (pa_select_section): Allow uninitialized variables in
256 one-only (comdat) subspaces.
257 * config/pa/som.h (SUPPORTS_SOM_COMDAT): New define.
258 (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT are
260 (MAKE_DECL_ONE_ONLY): Place uninitialized variables in common.
262 2004-12-14 Ian Lance Taylor <ian@wasabisystems.com>
264 * combine.c (combine_validate_cost): Consider cost of
265 undobuf.other_insn rather than always allowing the recombination
268 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
270 * pa-host.c (MAP_FAILED): Define if not defined.
271 (pa_gt_pch_use_address): Handle short reads.
273 2004-12-14 Richard Henderson <rth@redhat.com>
276 * config/i386/i386.c (x86_use_bt): New.
277 (ix86_expand_unary_operator): Use MEM_P.
278 (ix86_expand_fp_absneg_operator): New.
279 * config/i386/i386.h (x86_use_bt): Declare.
280 (TARGET_USE_BT): New.
281 * config/i386/i386-protos.h: Update.
282 * config/i386/i386.md (negsf2): Use ix86_expand_fp_absneg_operator.
283 (negdf2, negxf2, abssf2, absdf2, absxf2): Likewise.
284 (negsf2_memory, negsf2_ifs, negsf2_if, negdf2_memory, negdf2_ifs,
285 negdf2_ifs_rex64, negdf2_if, negdf2_if_rex64, negxf2_if,
286 abssf2_memory, abssf2_ifs, abssf2_if, absdf2_memory, absdf2_ifs,
287 absdf2_ifs_rex64, absdf2_if, absxf2_if): Remove.
288 (absnegsf2_mixed, absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed,
289 absnegdf2_sse, absnegdf2_i387, absnegxf2_i387): New. Merge all
290 neg and abs splitters. Handle DFmode in general regs in 64-bit mode.
291 (negextendsfdf2, absextendsfdf2): Disable for non-mixed sse math.
292 (btsq, btrq, btcq): New. Add peepholes as well.
293 (movv4sf_internal splitter): Postpone til after reload.
294 (movv2di_internal splitter): Likewise.
295 * config/i386/predicates.md (const_0_to_63_operand): New.
296 (absneg_operator): New.
298 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
300 * pa.h (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P):
301 Check register number and that reg_renumber is nonzero before using it.
303 2004-12-14 Steve Ellcey <sje@cup.hp.com>
305 * doc/invoke.texi (IA-64 options): Add existing options that
306 weren't already listed.
308 2004-12-14 Jeff Law <law@redhat.com>
310 * tree-outof-ssa.c (coalesce_abnormal_edges): Pass the correct target
311 partition to conflict_graph_merge_regs.
313 2004-12-14 Uttam Pawar <uttamp@us.ibm.com>
314 Janis Johnson <janis187@us.ibm.com>
316 * rs6000.c (rs6000_handle_altivec_attribute_tree): Report errors
317 for vector types with invalid component types.
319 2004-12-14 Jakub Jelinek <jakub@redhat.com>
322 * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2,
323 expand_builtin_mathfn_3): Avoid using arguments passed to
324 save_expr after that call.
326 * fold-const.c (fold_single_bit_test): If flag_syntax_only, pretend
327 LOAD_EXTEND_OP is not defined.
328 (fold): Likewise. If flag_syntax_only, don't depend on BITS_PER_WORD.
330 2004-12-14 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
332 * tree.def, doc/c-tree.texi: Correctly document restrictions on the
335 2004-12-14 Kazu Hirata <kazu@cs.umass.edu>
337 * expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1.
339 2004-12-14 Richard Earnshaw <rearnsha@arm.com>
342 arm-cores.def (arm926ej-s, arm1026ej-s, arm1136j-s, arm1136-jfs)
343 (arm1176jz-s, arm1176jzf-s, mpcorenovfp, mpcore): Add load-scheduling
346 2004-12-14 Diego Novillo <dnovillo@redhat.com>
348 * tree-gimple.c (get_base_address): Update documentation.
350 2004-12-13 Richard Henderson <rth@redhat.com>
353 * passes.c (rest_of_clean_state): Fix computation of
354 preferred_incoming_stack_boundary.
356 2004-12-13 Wolfgang Bangerth <bangerth@dealii.org>
358 * reload.h: Remove struct needs and its only use.
360 2004-12-13 Roger Sayle <roger@eyesopen.com>
362 PR rtl-optimization/18928
363 * simplify_rtx.c (plus_minus_operand_p): New function to encode
364 the test for suitable operands for calls to simplify_plus_minus.
365 Only allow (CONST (PLUS x y)) if both x and y are CONSTANT_P.
366 (simplify_binary_operation): Use plus_minus_operand_p.
368 2004-12-13 Alexandre Oliva <aoliva@redhat.com>
371 * tree-inline.c (setup_one_parameter): Don't directly map a
372 parameter to the address of another variable of the same
375 2004-13-12 Steven Bosscher <stevenb@suse.de>
377 * basic-block.h (PROP_POSTRELOAD): Do not include PROP_AUTOINC, we
378 can never create autoinc insns after reload.
380 2004-12-13 Jeff Law <law@redhat.com>
381 Kazu Hirata <kazu@cs.umass.edu>
383 * tree-ssa-dom.c (thread_across_edge): Do not thread jumps if a
384 PHI argument is set from a PHI_RESULT in the same block and the
385 PHI argument is not the same as the PHI result.
387 2004-12-13 David Edelsohn <edelsohn@gnu.org>
389 * xcoffout.c (xcoffout_declare_function): Always strip storage
392 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
395 * config/darwin.c (darwin_assemble_visibility): Fix minor diagnostic
396 problem, adding a space at the end of the string before concatenation.
398 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
400 * c-common.c (fname_as_string): Free namep if we are returning
403 * tree-ssa-dom.c (record_edge_info): Fix memory leak.
405 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
407 * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.
409 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
411 * tree-ssa-dom.c (record_equivalences_from_phis): Speed up by
412 doing a pointer comparison.
414 * tree-ssa-dom.c (record_equivalences_from_phis): Add a
417 * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix comment
420 2004-12-13 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
422 * config/m32r/t-linux (SHLIB_MAPFILES): Add libgcc-glibc.ver to
423 the list rather than replacing the existing value.
425 2004-12-13 Richard Henderson <rth@redhat.com>
427 * cfg.c (dump_flow_info): Don't dump pseudo info after reload.
429 2004-12-13 Richard Henderson <rth@redhat.com>
431 * Makefile.in (insn-preds.o): Depend on REGS_H.
432 * genpreds.c (write_insn_preds_c): Include regs.h.
433 * config/i386/predicates.md (index_register_operand): Use
434 REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P.
436 * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'.
437 * config/i386/i386.md (lea_general_1, lea_general_1_zext,
438 lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext,
439 adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea,
440 ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea,
441 ashlqi3_1_lea): Use 'l' for index register operand.
442 (ashldi3_1_rex64 splitter): Use index_register_operand.
443 (ashlsi3_1 splitter): Be more careful with modes.
445 2004-12-13 Danny Smith <dannysmith@users.sourceforge.net>
448 * defaults.h (TARGET_USE_JCR_SECTION): New macro.
449 * doc/tm.texi (TARGET_USE_JCR_SECTION): Document it.
450 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Override
453 2004-12-13 Uros Bizjak <uros@kss-loka.si>
457 * config/i386/i386.md (sse_movss, sse2_movsd, sse2_movhpd):
458 Fix wrong vec_merge selector bitmask.
460 2004-12-12 Richard Henderson <rth@redhat.com>
463 * reg-stack.c (move_nan_for_stack_reg): New.
464 (subst_stack_regs_pat): Use it.
465 (move_for_stack_reg): Handle source register not live with a nan.
467 2004-12-12 Richard Henderson <rth@redhat.com>
469 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatch
470 errors across operations.
472 2004-12-12 Di-an Jan <dianj@freeshell.org>
474 * doc/passes.texi (Pass Manager): Correct list of source files.
476 2004-12-12 Richard Henderson <rth@redhat.com>
478 * expr.c (emit_move_change_mode): New.
479 (emit_move_via_alt_mode): Use it.
481 2004-12-12 Nathanael Nerode <neroden@gcc.gnu.org>
482 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
485 * dojump.c (do_compare_and_jump): Only canonicalize function pointers
486 in a comparison if both sides are function pointers.
488 2004-12-12 Richard Henderson <rth@redhat.com>
491 * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
492 and compare_operator to propagate the input CC mode to the output.
493 * config/i386/predicates.md (compare_operator): New.
495 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu>
498 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
500 (handled_component_p): Likewise.
502 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
504 * reg-stack.c (convert_regs_2): Free stack.
506 * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
509 2004-12-12 Daniel Berlin <dberlin@dberlin.org>
511 * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
512 * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
515 2004-12-12 Diego Novillo <dnovillo@redhat.com>
517 * tree-gimple.c (get_base_address): Update documentation.
519 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
521 * lcm.c (optimize_mode_switching): Free ptr even when mode_set
524 2004-12-12 Roger Sayle <roger@eyesopen.com>
526 * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
527 its correct location during popping if we need to permute the stack
528 afterwards. Attempt to preserve the original stack ordering.
530 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
532 * lcm.c (optimize_mode_switching): Free insert and delete in
535 2004-12-11 David Edelsohn <edelsohn@gnu.org>
536 Ulrich Weigand <uweigand@de.ibm.com>
539 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
540 constants into all register classes intersecting with FLOAT_REGS
542 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
543 * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
544 choosing register preferences.
545 (movdi_internal64): Same.
547 2004-12-11 Kazu Hirata <kazu@cs.umass.edu>
549 * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
550 before we release an SSA_NAME.
552 2004-12-11 Roger Sayle <roger@eyesopen.com>
555 * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
556 instead of constant_boolean_node as arg0 may have side-effects.
558 2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
560 * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
561 file to anonymous private map.
563 2004-12-10 Roger Sayle <roger@eyesopen.com>
567 * dojump.c (do_jump): When attempting to reverse the effects of
568 fold_single_bit_test, we need to STRIP_NOPS and narrowing type
569 conversions, and handle BIT_XOR_EXPR that's used to invert the
570 sense of the single bit test.
572 2004-12-10 Devang Patel <dpatel@apple.com>
575 * gcc.c (main): Do not break out of loop when error is reported while
576 processing one source file.
578 2004-12-10 Diego Novillo <dnovillo@redhat.com>
580 * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
581 (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
582 don't need any operands rewritten.
583 (rewrite_stmt): Ignore statements that don't need to be
585 (rewrite_operand): Validate that an existing SSA_NAME is
586 identical to the current reaching definition of the operand.
588 2004-12-10 Diego Novillo <dnovillo@redhat.com>
590 * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
591 * tree-vectorizer.c (vectorizable_load): Call it.
592 * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
593 * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
595 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
597 * regmove.c (combine_stack_adjustments_for_block): Free
598 memlist if it hasn't been freed.
600 2004-12-10 Ziemowit Laski <zlaski@apple.com>
602 * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
603 pointer field is set before dereferencing it.
605 2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
608 * tree-cfg.c (remove_bb): Put the moved label at the beginning
611 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
613 * tree-data-ref.c (free_data_refs): Free each data_reference
616 * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
617 call to is_gimple_min_invariant if we know the result.
619 2004-12-10 Jeff Law <law@redhat.com>
621 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
622 redundant test of v_ann->mem_tag_kind.
624 * tree-ssa-operands.c (get_indirect_ref_operands): Remove
625 redundant conditional clearing opf_kill_def.
627 2004-12-10 Richard Sandiford <rsandifo@redhat.com>
629 * config/frv/frv-modes.def: Fix comment typos.
630 (CC_NZ): Define new mode.
631 * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
632 (condexec_intop_cmp_operator): Delete.
633 * config/frv/frv.c (comparison_string): New function.
634 (frv_print_operand): Use it to handle 'c' and 'C'.
635 (relational_operator): Redefine in terms of integer_relational_operator
636 and float_relational_operator.
637 (signed_relational_operator, unsigned_relational_operator): Delete.
638 (integer_relational_operator): New predicate, combining the above.
639 Check the mode of the first operand but leave frv.md to check the rest.
640 (float_relational_operator): Just check the mode of the first operand
641 and leave frv.md to check the rest.
642 (intop_compare_operator): Assume the result is compared with zero
643 in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
644 the operand predicates.
645 (condexec_intop_cmp_operator): Delete.
646 (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
647 (frv_hard_regno_mode_ok): Handle CC_NZmode.
648 (frv_select_cc_mode): New function.
649 * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
650 (REVERSIBLE_CC_MODE): Include CC_NZmode.
651 (PREDICATE_CODES): Replace entries for signed_relational_operand and
652 unsigned_relational_operator with one for integer_relational_operator.
653 Delete entry for condexec_intop_cmp_operator.
654 * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
655 (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
656 (*combo_intop_compare2, *combo_intop_compare4): Delete.
657 (*combo_intop_compare1): Change mode to CC_NZ.
658 (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
659 (branch_{un,}signed_true, branch_{un,}signed_false)
660 (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
661 (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
662 (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
663 (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
664 (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
665 (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
666 pattern pairs. Use integer_relational_operator. Remove mode from
669 2004-12-10 Mark Dettinger <dettinge@de.ibm.com>
671 * config/s390/s390.c (struct processor_costs): New fields ml,
673 (s390_rtx_costs): Added the missing handling of multiply & add,
674 square root, and umulsidi.
676 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
678 * expmed.c (synth_mult): Initialize new_limit.latency before
679 making a recursive call.
681 2004-12-10 Nick Clifton <nickc@redhat.com>
683 * config/mn10300/mn10300.c (legitimate_address_p): Reject address
684 whose index is itself the sum of two other parts.
686 2004-12-10 Alan Modra <amodra@bigpond.net.au>
688 * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
690 2004-12-10 Uros Bizjak <uros@kss-loka.si>
692 * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
694 2004-12-09 Richard Henderson <rth@redhat.com>
697 * attribs.c (decl_attributes): Use relayout_decl.
698 * c-common.c (handle_mode_attribute): Copy all relevant type
699 parameters from the new underlying integral type.
701 2004-12-09 Richard Henderson <rth@redhat.com>
703 * c-common.c (shorten_compare): Don't special-case min/maxval
706 2004-12-09 Richard Sandiford <rsandifo@redhat.com>
708 * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
709 the request subreg is entirely contained in the requested component.
710 (simplify_gen_subreg): Return null for CONCATs that are rejected
712 * expmed.c (store_bit_field): Create a temporary when changing the
713 value to an integer mode.
715 2004-12-09 David Edelsohn <edelsohn@gnu.org>
717 * real.c (ibm_extended): Correct comment.
719 2004-12-09 Stan Shebs <shebs@apple.com>
721 * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
722 formerly in darwin-tramp.asm.
723 * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
724 * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
725 * config/rs6000/t-darwin: Add dependencies.
727 2004-12-09 Richard Henderson <rth@redhat.com>
730 * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
731 (test_qi_1, andqi_2): Do not promote to simode.
733 2004-12-09 Andrew Pinski <pinskia@physics.uc.edu>
736 * tree-chrec.c (chrec_convert): Use fold_convert
739 2004-12-09 Matt Rice <ratmice@yahoo.com>
741 PR preprocessor/18102
742 * c-incpath.c (remove_duplicates): Check for construct
745 2004-12-09 Dorit Naishlos <dorit@il.ibm.com>
747 * genopinit.c (vec_realign_store_optab): Initialization removed.
748 * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
749 * optabs.h (optab_index): OTI_vec_realign_store Removed.
750 (vec_realign_store_optab): Removed.
751 * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
752 * target.h (builtin_mask_for_store): Removed.
753 * tree.def (REALIGN_STORE_EXPR): Removed.
754 * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
755 (altivec_builtin_mask_for_store): Removed.
756 (altivec_init_builtins): Removed initialization of
757 altivec_builtin_mask_for_store.
759 * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
760 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
762 2004-12-09 Nathan Sidwell <nathan@codesourcery.com>
764 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
766 * tree.def (SET_TYPE): Remove.
767 (CONSTRUCTOR): Update description.
768 * builtins.c (type_to_class) Remove SET_TYPE case.
769 * dbxout.c (dbxout_type): Likewise.
770 * dwarf2out.c (is_base_type): Likewise.
771 (gen_set_type_die): Remove.
772 (gen_type_die): Remove SET_TYPE case.
773 * expr.c (count_type_elements): Likewise.
774 (mostly_zeroes_p): Likewise.
775 (store_constructor): Likewise.
776 * print_tree.c (print_node): Likewise.
777 * stor-layout.c (layout_type): Likewise.
778 * tree-browser.c (browse_tree): Likewise.
779 * tree-inline.c (remap_type): Likewise.
780 * tree-pretty-print.c (dump_generic_node): Likewise.
781 * tree.c (type_contains_plaeholder_1, type_hash_eq,
782 variably_modified_type_p, initializer_zerop): Likewise.
783 * tree.h (SET_OR_ARRAY_CHECK): Remove.
784 (AGGREGATE_TYPE_P): Remove SET_TYPE check.
785 (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
786 * typeclass.h (enum type_class): Remove set_type_class.
787 * varasm.c (const_hash_1): Remove SET_TYPE case.
788 (compare_constant, copy_constant, output_constant): Likewise.
789 * config/i386/i386.c (classify_argument): Likewise.
790 * config/ia64/ia64.c (hfa_element_mode): Likewise.
791 * config/sparc/sparc.c (sparc_type_code): Likewise.
794 * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
796 2004-12-08 Richard Henderson <rth@redhat.com>
798 * config/i386/i386.md: Use FLAGS_REG everywhere.
800 2004-12-08 Eric Christopher <echristo@redhat.com>
802 * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
803 to avoid call to default function.
805 2004-12-08 Zack Weinberg <zack@codesourcery.com>
808 * varasm.c (pending_assemble_externals): New static.
809 (assemble_external_real): Meat of assemble_external split out
810 to this new function.
811 (process_pending_assemble_externals): New function.
812 (assemble_external): Use gcc_assert. If flag_unit_at_a_time
813 is true and the basic test passes, merely cons the decl onto
814 the pending list to be handled later.
815 * tree.h: Declare process_pending_assemble_externals.
816 * cgraphunit.c (cgraph_optimize): Call it.
818 * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
820 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
822 * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
823 and simplifying FOR_EACH_EDGE.
825 2004-12-08 Richard Sandiford <rsandifo@redhat.com>
827 * config/frv/frv.c (frv_sort_insn_group): Always initialize
830 2004-12-08 Nathan Sidwell <nathan@codesourcery.com>
833 * gimplify.c (canonicalize_addr_expr): Cope with array of
835 (gimplify_conversion): Remove redundant checks.
837 * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
839 2004-12-08 Uros Bizjak <uros@kss-loka.si>
841 * config/i386/i386.c (output_387_binary_op,
842 ix86_prepare_fp_compare_args): Fix is_sse condition.
844 2004-12-07 Uros Bizjak <uros@kss-loka.si>
846 * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
849 * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
850 Use EFLAGS_P only when fcomi insn should be used. Fix handling
851 of eflags_p variable. Change alt table accordingly. For non-fcomi
852 compare insn always use trailing fnstsw insn. Fix intmode
853 calculation for ficom insn.
854 (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
855 ix86_free_from_memory when "pushed" is specified.
856 (ix86_expand_branch): Change call to ix86_split_fp_branch.
858 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
859 Change eflags_p parameter in call to output_fp_compare.
860 (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
861 (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
862 *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p
863 parameter in call to output_fp_compare.
864 (*cmpfp_2_u): Remove.
865 (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
866 in call to output_fp_compare.
867 (*ficom_1): Remove insn definition and corresponding define_split.
868 (*cmpfp_si): New insn definition.
869 (*fp_jcc_8): New insn definition. Add new splitters for
870 "memory_operand" and "register_operand".
871 (define_split): Add new parameter in call to ix86_split_fp_branch.
873 config/i386/predicates.md (float_operator): New predicate.
875 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
877 * c-common.c (verify_tree): Don't check code length if we know
878 we are handling tcc_unary.
879 * print_tree.c (print_node): Remove code to handle RTL
880 appearing as a part of a tree node.
881 * tree-gimple.c (recalculate_side_effects): Rename fro as len.
882 * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
883 (PROCESS_ARG): Don't refer to fro.
884 (build2_stat, build3_stat, build4_stat): Don't compute fro.
886 2004-12-07 Roger Sayle <roger@eyesopen.com>
889 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
890 (expand_mult): Special case powers of two to avoid synth_mult.
891 * loop.c (product_cheap_p): Handle case where expand_mult does
892 require/generate any instructions (i.e. multiplication by zero).
894 2004-12-07 Richard Henderson <rth@redhat.com>
896 * tree-pretty-print.c (dump_array_domain): Split out from
897 dump_generic_node; fix off-by-one error on zero-based array bounds.
898 (dump_generic_node): Use it.
899 (print_declaration): Likewise.
901 2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de>
903 * doc/invoke.texi: Adjust default values for
904 large-function-growth and inline-unit-growth to match
905 params.def. Clarify used algorithm.
907 2004-12-07 David Mosberger <davidm@hpl.hp.com>
910 * config/ia64/ia64.c (ia64_assemble_integer): Add support for
911 emitting unaligned pointer-sized integers.
913 2004-12-07 Steven Bosscher <stevenb@suse.de>
916 * c-typeck.c (c_start_case): Set orig_type to error_mark_node
917 when the type of the controlling expression is not a valid type.
919 2004-12-07 Steven Bosscher <stevenb@suse.de>
921 PR tree-optimization/17340
922 * tree-ssa-pre.c (compute_antic): Fix comment.
923 (compute_avail): Do not recurse, instead do a DFS using a stack
925 (execute_pre): Adjust.
927 2004-12-07 Ziemowit Laski <zlaski@apple.com>
929 * c-tree.h (struct lang_type): Rename 'objc_protocols' field
932 2004-12-07 Eric Christopher <echristo@redhat.com>
935 * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
937 2004-12-07 Eric Christopher <echristo@redhat.com>
939 * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
941 * config/mips/mips.c: ... here. Make static.
943 2004-12-07 Eric Christopher <echristo@redhat.com>
946 * config/mips/mips.c (mips_vector_mode_supported_p): New function.
947 (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
949 2004-12-07 Kazu Hirata <kazu@cs.umass.edu>
951 * c-common.c, expr.c, fold-const.c, print-tree.c,
952 tree-gimple.c, tree-inline.c, tree-pretty-print.c,
953 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
954 first_rtl_op with TREE_CODE_LENGTH.
955 * tree.c (first_rtl_op): Remove.
956 Replace uses of first_rtl_op with TREE_CODE_LENGTH.
957 * tree.h: Remove the prototype for first_rtl_op.
959 2004-12-07 David Edelsohn <edelsohn@gnu.org>
961 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
962 Revert 2004-12-01 change.
964 2004-12-06 Ziemowit Laski <zlaski@apple.com>
966 * c-tree.h (struct lang_type): Add 'objc_protocols' field.
968 2004-12-06 DJ Delorie <dj@redhat.com>
970 * reload.c (find_valid_class): Fix logic to test inner mode as well.
971 (push_reload): Pass inner mode.
973 2004-12-06 Eric Christopher <echristo@redhat.com>
975 * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
977 2004-12-06 Aldy Hernandez <aldyh@redhat.com>
979 * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
981 2004-12-06 Zdenek Dvorak <dvorakz@suse.cz>
982 Kazu Hirata <kazu@cs.umass.edu>
984 PR tree-optimization/18601
985 * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
986 (tree_forwarder_block_p): Do not consider blocks that are its own
987 successors forwarders.
988 (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
989 (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
991 * tree-flow.h (bb_ann_d): Remove forwardable.
993 2004-12-06 Kazu Hirata <kazu@cs.umass.edu>
995 * expr.c (expand_expr_real_1): Remove an "if" whose condition
998 2004-12-06 Roger Sayle <roger@eyesopen.com>
1000 * c-gimplify.c (gimplify_c_loop): Improve initial implementations
1001 for loops whose conditions are known at compile-time.
1002 * gimplify.c (append_to_statement_list_1): Remove side_effects
1003 parameter, this function should never be called if its false.
1004 (append_to_statement_list): Only call append_to_statement_list_1
1005 if t is non-NULL tree with side-effects.
1006 (append_to_statement_list_force): Likewise, if t is not NULL.
1008 2004-12-06 J"orn Rennecke <joern.rennecke@st.com>
1010 * bt-load.c (btr_def_s): New member own_end;
1011 (add_btr_to_live_range): Add second parameter. Changed caller.
1012 (clear_btr_from_live_range): Clear btrs_live_at_end bit
1013 for the register its definition basic block if own_end is set.
1014 (augment_live_range): Also take btrs_live_at_end into account.
1015 (combine_btr_defs): Don't bother with
1016 other_def->other_btr_uses_after_use if it pertains to a different
1018 (move_btr_def): Set def->other_btr_uses_before_def after
1019 calling combine_btr_defs."
1021 * bt-load.c (augment_live_range): New argument full_range.
1022 Changed all callers.
1024 * bt-load.c (move_tr_def): Set other_tr_uses_before_def
1025 taking new btr assignment into account.
1027 2004-12-05 Daniel Berlin <dberlin@dberlin.org>
1029 * tree-ssa-alias.c (create_global_var): Use void_type_node,
1032 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1034 * expr.c (expand_expr_real_1): Abort on COND_EXPR of
1037 2004-12-05 Richard Henderson <rth@redhat.com>
1040 * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
1041 (builtin_setjmp_receiver_er_sl_1): Use it.
1042 (builtin_setjmp_receiver_er_1): Likewise.
1043 (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
1044 (builtin_setjmp_receiver): Don't split for explicit relocs until
1046 (exception_receiver): Likewise.
1048 2004-12-05 Andrew Pinski <pinskia@physics.uc.edu>
1050 * mklibgcc.in (vis_hide): Add the prototype for the test.
1052 2004-12-05 Roger Sayle <roger@eyesopen.com>
1054 * c-typeck.c (c_finish_loop): Improve initial implementations
1055 for loops whose conditions are known at compile-time.
1057 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1059 * builtins.c: Fix comment typos.
1061 2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1064 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
1065 the first/last insn is a sequence, return the first/last insn of the
1069 * mklibgcc.in (vis_hide): Use implementation instead of declaration
1072 2004-12-04 Richard Henderson <rth@redhat.com>
1074 * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
1075 use ofs in BWX two byte special case.
1076 (alpha_expand_unaligned_store): Likewise.
1078 2004-12-04 Kazu Hirata <kazu@cs.umass.edu>
1080 * gcse.c (gcse_main): Add a comment.
1082 2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
1085 * builtins.c (fold_builtin_next_arg): Export and return true
1086 when there is a warning or an error.
1087 (expand_builtin_va_start): When fold_builtin_next_arg returns true,
1089 (expand_builtin): Likewise.
1090 * gimplify.c (gimplify_call_expr): Error out if there is not
1091 enough arguments to va_start. Call fold_builtin_next_arg also
1092 on the second argument.
1093 * tree.h (fold_builtin_next_arg): Prototype.
1095 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1097 * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
1098 Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
1099 SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
1100 * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
1101 shlib_dir and shlib_so_name.
1102 * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
1103 * config/t-libunwind-elf (SHLIB_NAME): Likewise.
1104 * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
1105 * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
1106 * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
1107 (SHLIB_LINK): Don't use shlib_dir when creating symlink.
1109 2004-12-03 Roger Sayle <roger@eyesopen.com>
1111 * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
1113 2004-12-03 Richard Henderson <rth@redhat.com>
1115 * alias.c (component_uses_parent_alias_set): Rename from
1116 can_address_p. Return bool. Reverse the sense of the result.
1117 Reinstate the check for alias set zero.
1118 (get_alias_set): Update to match.
1119 * alias.h (component_uses_parent_alias_set): Likewise.
1120 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1121 * expr.c (expand_assignment): Likewise.
1122 * expr.h: Remove commented out prototypes that were moved to alias.h.
1124 2004-12-03 Richard Henderson <rth@redhat.com>
1126 * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
1127 (TARGET_CANNOT_FORCE_CONST_MEM): New.
1129 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1132 * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
1134 * sched-ebb.c (schedule_ebb): Likewise.
1136 2004-12-03 Andreas Schwab <schwab@suse.de>
1138 * Makefile.in (HOSTHOOKS_DEF_H): Define.
1139 (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
1140 (host-default.o): Likewise.
1142 2004-12-03 Eric Christopher <echristo@redhat.com>
1144 * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
1145 pophi): Add number of arguments to name so that the
1146 pattern is recognized as a named pattern.
1148 2004-12-03 Janis Johnson <janis187@us.ibm.com>
1150 * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
1152 2004-12-03 Andreas Tobler <a.tobler@schweiz.ch>
1154 * config/rs6000/rs6000.c (rs6000_override_options): Protect
1155 darwin_one_byte_bool with #if.
1157 2004-12-03 Paolo Bonzini <bonzini@gnu.org>
1159 * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
1161 2004-12-03 H.J. Lu <hongjiu.lu@intel.com>
1163 * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
1165 2004-12-03 Richard Sandiford <rsandifo@redhat.com>
1167 * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
1168 Set libstdcxx_incdir directly.
1169 * configure: Regenerate.
1171 2004-12-03 Kazu Hirata <kazu@cs.umass.edu>
1173 * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
1174 "if" whose condition is always true.
1176 * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
1179 2004-12-02 Stan Shebs <shebs@apple.com>
1181 * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
1182 Darwin default to one-byte bools.
1184 2004-12-02 Richard Henderson <rth@redhat.com>
1187 * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
1189 2004-12-03 Ben Elliston <bje@au.ibm.com>
1191 * doc/cfg.texi (Edges): Update. Document the edge_iterator data
1192 type and its methods.
1194 2004-12-02 Richard Henderson <rth@redhat.com>
1196 * expr.c (write_complex_part): Use simplify_gen_subreg when the
1197 submode is at least as large as a word.
1198 (read_complex_part): Likewise.
1200 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1203 * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
1204 multilib at a time. Don't build the default set. Don't add
1205 EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
1206 filter for shared libunwind and libgcc.
1208 2004-12-02 Roger Sayle <roger@eyesopen.com>
1211 * config/i386/i386.c (override_options): If -fomit-frame-pointer has
1212 already been specified, ignore the -momit-leaf-frame-pointer option.
1214 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1216 * varasm.c (make_decl_rtl): Add the missing `;'.
1218 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1220 * tree.c (is_attribute_p): Split out to ..
1221 (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead
1222 of strlen and compare the string lengths before calling strcmp.
1223 (lookup_attribute): Call is_attribute_with_length_p instead of
1226 2004-12-02 Devang Patel <dpatel@apple.com>
1228 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
1229 * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
1230 * config/i386/darwin.h (CC1_SPEC): Same.
1232 2004-12-02 Richard Henderson <rth@redhat.com>
1234 * optabs.c (lowpart_subreg_maybe_copy): New.
1235 (expand_unop, expand_abs_nojump): Use it.
1237 2004-12-02 J"orn Rennecke <joern.rennecke@st.com>
1239 * sh.md (extv, extzv): Add pattern predicate.
1241 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1243 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1246 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1249 * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
1251 2004-12-02 Jeff Law <law@redhat.com>
1253 * tree-eh.c: Revert yesterday's change.
1255 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1257 * varasm.c (decode_reg_name): Revert change to check for zero
1259 (make_decl_rtl): Make sure that we call decode_reg_name only
1262 2004-12-02 Dorit Naishlos <dorit@il.ibm.com>
1265 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
1266 then and else labels.
1268 2004-12-02 Andreas Schwab <schwab@suse.de>
1270 * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
1271 (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
1272 (STAGE2_FLAGS_TO_PASS): Likewise.
1274 * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
1276 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
1278 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove
1279 now-redundant AC_SUBSTs.
1280 * aclocal.m4: Include ../config/gcc-version.m4.
1281 * configure: Regenerate.
1283 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1285 * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
1286 #ifdef RELOCATABLE_NEEDS_FIXUP.
1288 2004-12-01 Roger Sayle <roger@eyesopen.com>
1291 * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
1292 Intel assembler syntax by using %A1 instead of %*%1.
1294 2004-12-01 Richard Henderson <rth@redhat.com>
1296 * expr.c (expand_assignment): Handle CONCAT both as a final
1297 destination and as a middle point.
1299 2004-12-01 Jeff Law <law@redhat.com>
1301 * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
1302 (honor_protect_cleanup_actions): Only create save_eptr and
1303 save_filt if they do not already exist.
1304 (lower_eh_constructs): Wipe all knowledge of save_eptr and
1305 save_filt before returning.
1307 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1309 * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
1311 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1314 * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
1315 #ifdef RELOCATABLE_NEEDS_FIXUP with if.
1316 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
1317 of target_flags_explicit.
1318 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
1319 case. Define as 0 for non-biarch.
1321 2004-12-01 Zack Weinberg <zack@codesourcery.com>
1323 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
1324 Change temporary file tag from a prefix to an infix.
1326 2004-12-02 Andreas Schwab <schwab@suse.de>
1328 * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
1330 2004-12-01 Andrew Pinski <pinskia@physics.uc.edu>
1334 * tree-ssa-alias.c (init_alias_info): Get statement operands for all
1335 the statements if aliases_computed_p is true.
1337 2004-12-01 Mark Mitchell <mark@codesourcery.com>
1339 * Makefile.in (WERROR): New variable.
1340 (STRICT2_WARN): Use it.
1341 (STAGE2_FLAGS_TO_PASS): Likewise.
1342 * config/i386/x-mingw32 (WERROR): Add -Wno-format.
1344 2004-12-01 Richard Henderson <rth@redhat.com>
1346 * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
1349 2004-12-01 Diego Novillo <dnovillo@redhat.com>
1351 PR tree-optimization/18291
1352 * tree-ssa-copy.c (merge_alias_info): Fix merging of
1353 flow-sensitive alias information. If the new pointer has no
1354 name tag, copy it from the original pointer. Otherwise, make
1355 sure that the pointed-to sets have a common intersection.
1357 2004-12-01 Richard Henderson <rth@redhat.com>
1360 * emit-rtl.c (gen_complex_constant_part): Remove.
1361 (gen_realpart, gen_imagpart): Remove.
1362 * rtl.h (gen_realpart, gen_imagpart): Remove.
1363 * expmed.c (extract_bit_field): Remove CONCAT hack catering to
1364 gen_realpart/gen_imagpart.
1365 * expr.c (write_complex_part, read_complex_part): New.
1366 (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
1367 emit_move_complex_push, emit_move_complex, emit_move_ccmode,
1368 emit_move_multi_word): Split out from ...
1369 (emit_move_insn_1): ... here.
1370 (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
1371 <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
1372 * function.c (assign_parm_setup_reg): Hard-code transformations
1373 instead of using gen_realpart/gen_imagpart.
1375 * expr.c (optimize_bitfield_assignment_op): Split out from ...
1376 (expand_assignment): ... here. Use handled_component_p to gate
1377 get_inner_reference code. Simplify MEM handling. Special case
1378 CONCAT destinations.
1380 * expmed.c (store_bit_field): Use simplify_gen_subreg instead
1381 of gen_rtx_SUBREG directly.
1383 2004-12-01 David Edelsohn <edelsohn@gnu.org>
1384 Nathan Sidwell <nathan@codesourcery.com>
1387 * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
1392 2004-12-01 Nathan Sidwell <nathan@codesourcery.com>
1395 * params.c (set_param_value): Add range check.
1396 * params.def: Add min and max values. Reformat long strings.
1397 * params.h (struct param_info): Add min and max fields.
1398 (enum compiler_param): Adjust DEFPARAM.
1399 * toplev.c (lang_independent_params): Likewise.
1401 2004-12-01 Alan Modra <amodra@bigpond.net.au>
1404 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
1406 2004-12-01 Joseph S. Myers <joseph@codesourcery.com>
1408 * doc/standards.texi: Update for C99 TC2.
1410 2004-11-30 Jeff Law <law@redhat.com>
1412 * sbitmap.c (sbitmap_any_common_bits): New function.
1413 * sbitmap.h (sbitmap_any_common_bits): Prototype.
1414 * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
1415 No longer allocate/free "psp", "pss" sbitmaps.
1416 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
1418 (group_aliases): Similarly.
1420 2004-11-30 Nathan Sidwell <nathan@codesourcery.com>
1422 * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
1423 uninitialized variable.
1425 2004-11-30 Eric Christopher <echristo@redhat.com>
1427 * fold-const.c (fold_widened_comparison): Make sure that we're
1428 passing an INTEGER_TYPE to int_fits_type_p.
1429 (fold): Clean up comment.
1431 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1433 * mklibgcc.in: Correct calculation of libgcc_s_soname and
1434 libunwind_soname. Use $out, not $outS, in commands for
1435 no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above
1436 library build rules, make $libunwind_so and $libgcc_s_so
1437 depend on them in the normal fashion, and filter those objects
1438 out of @shlib_objs@.
1440 2004-11-30 Janis Johnson <janis187@us.ibm.com>
1442 * config/rs6000/altivec.h (vec_step_help): Support const vector types.
1444 2004-11-30 Andrew Pinski <pinskia@physics.uc.edu>
1447 * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
1448 pass right after fold builtins.
1450 2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com>
1452 * config/s390/s390-modes.def: Added cc modes documentation.
1453 * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
1454 s390_expand_addcc): Added cc mode comments.
1455 * config/s390/s390.md: Removed old cc mode documentation.
1457 2004-11-30 Mark Dettinger <dettinge@de.ibm.com>
1459 * config/s390/s390.c (struct processor_costs): New data type.
1460 (s390_cost, z900_cost, z990_cost): New global variables.
1461 (override_options): Initialize s390_cost.
1462 (s390_rtx_costs): Reimplement.
1464 2004-11-29 Daniel Berlin <dberlin@dberlin.org>
1466 Fix PR tree-optimization/18673
1468 * tree-ssa-pre.c: Remove splay-tree.h include.
1469 (bitmap_value_replace_in_set): Fix to add if it does not exist.
1470 (find_or_generate_expression): Remove now-wrong condition.
1471 (create_expression_by_pieces): Fix condition and comment reason
1473 (insert_aux): Fix condition and comment reasons for it.
1474 Factor insertion code from here.
1475 (insert_into_preds_of_block): To here. Fix conditions in factored
1476 function and comment reasons for them.
1478 2004-11-30 Ira Rosen <irar@il.ibm.com>
1481 * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
1482 variable for data_reference when looking for memtag.
1484 2004-11-30 Jakub Jelinek <jakub@redhat.com>
1486 * c-opts.c (check_deps_environment_vars): If spec != NULL, set
1489 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
1491 * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
1492 tree_low_cst instead of TREE_INT_CST_LOW.
1494 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
1497 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
1498 decls that are assembled before vectorization takes place.
1499 (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
1501 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
1503 * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
1504 if local_alloc modified jumps.
1506 2004-11-30 Alan Modra <amodra@bigpond.net.au>
1508 * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
1510 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
1513 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1515 * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
1516 * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
1518 * mklibgcc.in: Drastic restructure for comprehensibility.
1519 Remove the old hidden-directive hack.
1520 Eliminate support for .txt files in LIB2ADD etc (never used).
1521 Eliminate support for assembly source files in LIB2ADDEH* and
1522 LIBUNWIND (also never used).
1523 Build up dependency lists for libraries incrementally.
1524 If we have SHLIB_LINK, compile each file twice, once for the
1525 static and once for the shared library; also probe for
1526 -fvisibility=hidden in the generated libgcc.mk. If found,
1527 pass that and -DHIDE_EXPORTS to the compilation of every C
1528 source file going into the static library. If found, generate
1529 hidden-directive lists for every assembly source file going
1530 into the static library, but incorporate them with -include
1532 Write comments into generated libgcc.mk to facilitate debugging.
1533 * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
1534 * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
1536 * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
1539 2004-11-29 Richard Henderson <rth@redhat.com>
1541 * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
1542 (handled_component_p): Likewise.
1543 * alias.c (can_address_p): Reformat and simplify. Handle
1544 REAL/IMAGPART_EXPR. Do not disable addressability based on
1546 * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
1547 check for REAL/IMAGPART_EXPR.
1548 * gimplify.c (gimplify_compound_lval): Likewise.
1549 * tree-cfg.c (verify_expr): Likewise.
1550 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
1551 * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
1552 (convert_local_reference): Likewise.
1553 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
1555 2004-11-30 Alan Modra <amodra@bigpond.net.au>
1557 * expr.c (emit_group_load_1): Don't die on const_int orig_src.
1559 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1562 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
1563 * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
1564 and host_xmake_file using new host configuration files.
1566 2004-11-29 Roger Sayle <roger@eyesopen.com>
1568 * reg-stack.c (change_stack): Improve algorithm used to pop regs
1569 off the stack to maximize ffreep usage and reduce fxch count.
1571 2004-11-30 James A. Morrison <phython@gcc.gnu.org>
1574 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
1577 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1579 * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
1580 REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
1582 2004-11-30 Ben Elliston <bje@au.ibm.com>
1584 * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
1586 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1589 * c-common.c (handle_visibility_attribute): When the type decl
1590 is really a identifier node, warn about being ignored and return.
1592 2004-11-29 Richard Henderson <rth@redhat.com>
1594 * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
1596 2004-11-29 Steven Bosscher <stevenb@suse.de>
1598 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
1599 Remove CASE_DROPS_THROUGH checks, it is never defined.
1600 * cfglyout.c (fixup_reorder_chain): Likewise.
1601 * cfgrtl.c (rtl_verify_flow_info): Likewise.
1602 * stmt.c (expand_case): Likewise.
1603 * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
1605 * system.h (CASE_DROPS_THROUGH): Poison.
1606 * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
1607 * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
1609 * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
1611 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1614 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
1617 2004-11-29 Diego Novillo <dnovillo@redhat.com>
1619 PR tree-optimization/18712
1620 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
1621 WORK_STACK by reference.
1622 Call VEC_safe_push instead of VEC_quick_push.
1625 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
1628 * Makefile.in (c-lang.o): Update dependencies.
1629 * c-lang.c: Include "c-pragma.h".
1630 (finish_file): Call maybe_apply_pending_pragma_weaks.
1631 * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
1632 * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
1634 2004-11-29 Richard Henderson <rth@redhat.com>
1637 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
1638 outside the referenced object.
1640 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
1642 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
1643 EDGE_PRED instead of PHI_ARG_EDGE.
1644 * tree-ssa-live.c: Likewise.
1645 * tree-ssa-loop-manip.c: Likewise.
1646 * tree-ssa.c: Likewise.
1648 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
1649 simplifying edge manipulation.
1651 * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
1654 * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
1657 * cfg.c (flow_obstack): Remove.
1658 (flow_firstobj): Likewise.
1659 (init_flow): Remove all uses of flow_obstack.
1661 2004-11-29 Alan Modra <amodra@bigpond.net.au>
1663 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
1666 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
1668 * opts.c (decode_options): Do not set max-inline-insns-rtl.
1669 (common_handle_option): Likewise.
1670 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
1671 * params.h (MAX_INLINE_INSNS_RTL): Remove.
1672 * doc/invoke.texi (max-inline-insns-rtl): Remove.
1674 2004-11-29 Alan Modra <amodra@bigpond.net.au>
1677 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
1679 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
1682 * gimplify.c (gimplify_asm_expr): If the length of an output operand
1683 is zero, do not process it, just let it go through.
1685 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1686 Diego Novillo <dnovillo@redhat.com>
1688 PR/18662, also backported from tree-cleanup-branch.
1689 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
1690 always call maybe_clean_eh_stmt and modify_stmt.
1692 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1695 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
1696 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
1697 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
1698 add an inverse VIEW_CONVERT_EXPR to const_val.
1701 * tree-nested.c (check_for_nested_with_variably_modified): New.
1702 (create_nesting_tree): Call it.
1704 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
1705 special code for assigning to non-pointer.
1706 (is_escape_site): If RHS is a conversion between pointer and integer
1707 types, this is an escape site.
1709 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
1710 (store_motion): Don't move store if any edge we'd want to move it
1713 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
1714 non-zero lower bound.
1716 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
1718 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
1721 * opts.c (find_opt): Require that the input match a switch exactly
1722 or that the switch take a joined option to be interpreted as a
1723 match for another language.
1725 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
1727 * timevar.def (TV_TREE_REDPHI): New timevar.
1728 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
1730 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
1732 PR preprocessor/17651
1733 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
1734 flag_no_line_commands.
1735 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
1738 2004-11-28 Theodore A. Roth <troth@openavr.org>
1740 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
1741 warning if the function name does not begin with "__vector" and the
1742 function has either the 'signal' or 'interrupt' attribute.
1744 2004-11-28 Theodore A. Roth <troth@openavr.org>
1746 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
1747 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
1748 atmega325, atmega3250, atmega645 and atmega6450.
1749 * config/avr/avr.h (LINK_SPEC): Ditto.
1751 (LIBGCC_SPEC): Ditto.
1752 (CRT_BINUTILS_SPECS): Ditto.
1753 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
1755 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
1757 PR preprocessor/17610
1758 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
1760 2004-11-28 Jeff Law <law@redhat.com>
1762 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
1763 (pass_maybe_create_global_var): New.
1764 * tree-pass.h (pass_maybe_create_global_var): Declare.
1765 * tree-optimize.c (init_tree_optimization_passes): Link in
1766 pass_maybe_create_global_var.
1768 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1770 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
1772 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
1774 PR rtl-optimization/18420
1775 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
1777 2004-11-28 Steven Bosscher <stevenb@suse.de>
1778 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1780 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
1781 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
1782 that the case is in range, to make sure the casesi insn is always
1783 in range and never falls through.
1784 (casesi1): Add comment to explain why casesi never falls through.
1785 Remove the unnamed special case casesi pattern.
1787 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
1790 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
1791 "*movdicc_real". Only match reversible comparisons.
1792 ("*movdicc_real_nonreversible"): New pattern, split from
1793 "*movdicc_real". Match only nonreversible comparisons. Exclude
1794 reversed alternatives.
1795 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
1798 2004-11-27 Richard Henderson <rth@redhat.com>
1800 * config/ia64/ia64.md: Move all define_predicate's ...
1801 * config/ia64/predicates.md: ... here. New file.
1803 2004-11-27 Per Bothner <per@bothner.com>
1806 Re-applied following, with two modifications: add a URL for the
1807 fixed cctools; only exit if $build = $target.
1809 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
1810 * configure.ac (powerpc-*-darwin*): Require assembler to support
1812 * configure: Regenerate.
1814 2004-11-28 David Edelsohn <edelsohn@gnu.org>
1817 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
1818 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
1819 Distinguish between SImode and DImode CONST_INT.
1821 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
1822 Alan Modra <amodra@bigpond.net.au>
1825 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
1826 functions, strings and thread-local vars.
1828 2004-11-28 Alan Modra <amodra@bigpond.net.au>
1830 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
1831 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
1832 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
1833 to allow non-darwin ABIs to optimize away code.
1834 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
1836 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
1838 * tree.c (operand_equal_for_phi_arg_p): New.
1839 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
1840 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
1841 Replace operand_equal_p with operand_for_phi_arg_p
1844 * bb-reorder.c (find_traces_1_round): Speed up by using
1845 EDGE_COUNT instead of FOR_EACH_EDGE.
1847 * fold-const.c, config/i386/linux64.h: Fix comment typos.
1849 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1852 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
1854 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
1856 * config/i386/linux.h: Fix a comment typo.
1857 * doc/extend.texi: Fix a typo.
1859 2004-11-27 Jeff Law <law@redhat.com>
1861 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
1864 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1866 * config/i386/linux64.h (REG_NAME): Define.
1868 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1870 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
1871 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
1872 and only afterwards convert to ctype.
1874 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
1876 * config/mips/mips-protos.h (function_arg_boundary): Declare.
1877 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
1878 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
1879 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
1880 * config/mips/mips.c (function_arg_boundary): New function.
1881 Impose a maximum alignment of STACK_BOUNDARY.
1883 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1885 PR rtl-optimization/17825
1886 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
1889 2004-11-27 Alan Modra <amodra@bigpond.net.au>
1892 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
1893 from rs6000_default_long_calls for libcalls.
1895 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1897 * expmed.c (extract_bit_field): When extracting from non-integer mode,
1898 force a SUBREG into a register because we may be taking a further
1901 2004-11-27 Di-an Jan <dianj@freeshell.org>
1903 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
1905 2004-11-26 Robert Millan <robertmh@gnu.org>
1907 Changes for k*bsd-gnu support.
1908 * config/i386/linux.h: Define REG_NAME to allow overriding of
1909 register names in sc structure.
1910 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
1912 * config.gcc: Detect x86_64-k*bsd-gnu systems.
1914 2004-11-26 Jeff Law <law@redhat.com>
1916 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
1917 retrieve annotations or pointer info before it's necessary.
1918 Reorder tests for early continue of the loop. Manually CSE
1921 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
1923 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
1924 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
1925 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
1926 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
1927 to a fixed reg if the source is the Return Address register.
1928 Implement new Rule 15.
1929 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
1930 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
1931 sparc_dwarf_handle_frame_unspec.
1932 (gen_save_register_window): New function.
1933 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
1934 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
1935 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
1936 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
1937 (sparc_asm_function_prologue): Do not emit call frame debugging info.
1938 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
1939 (sparc_expand_epilogue): Likewise.
1940 (sparc_dwarf_handle_frame_unspec): New function.
1941 * config/sparc/sparc.md (save_register_window): Remove.
1942 (save_register_windowdi): Rewrite modelled on the callframe debug info.
1943 (save_register_windowsi): Likewise.
1945 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
1947 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
1948 BB_HEAD, not BLOCK_HEAD.
1950 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
1952 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
1953 scratch insns that set a register live at the join point.
1955 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
1957 * cse.c, tree-ssa-operands.c: Fix comment typos.
1959 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
1961 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
1964 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
1966 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
1968 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
1969 check that tests if all edges go to the same destination.
1971 * bitmap.c (bitmap_find_bit): Speed up by traversing from
1972 head->first if that seems profitable.
1974 2004-11-25 Jeff Law <law@redhat.com>
1976 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
1977 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
1978 (pass_loop_done): Use TV_TREE_LOOP_FINI.
1980 2004-11-26 Alan Modra <amodra@bigpond.net.au>
1982 PR rtl-optimization/16356
1983 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
1984 separate output register and one less jump. Enable for powerpc64.
1985 (floatdisf2): Adjust for above.
1987 2004-11-25 Bob Wilson <bob.wilson@acm.org>
1989 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
1990 (GCC_DRIVER_HOST_INITIALIZATION): Define.
1992 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1995 * tree-complex.c (vector_inner_type): New variable moved from
1996 build_word_mode_vector_type.
1997 (vector_last_type): Likewise.
1998 (vector_last_nunits): Likewise.
1999 (build_word_mode_vector_type): Use the new variables.
2000 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
2001 (GTFILES): Add tree-complex.c.
2002 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
2004 2004-11-25 Bob Wilson <bob.wilson@acm.org>
2006 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
2007 __XTENSA_WINDOWED_ABI__.
2009 2004-11-25 Richard Henderson <rth@redhat.com>
2011 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
2012 args_size adjustments for calls even with cfa as stack pointer.
2013 Search calls for stack adjustments after the insn is issued.
2014 (dwarf2out_frame_debug): Add after_p argument; pass it on.
2015 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
2016 * final.c (final_start_function, final_scan_insn): Likewise.
2018 2004-11-25 Richard Henderson <rth@redhat.com>
2021 * reload1.c (set_initial_eh_label_offset): New.
2022 (set_initial_label_offsets): Use it.
2024 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
2026 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
2027 before calling life_analysis and release them after.
2029 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2031 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
2034 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2036 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
2037 BITMAP_OBSTACK_ALLOC.
2038 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
2040 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2042 parts of PR rtl-opt/18463, rtl-opt/17647
2043 * cse.c (canon_for_address): New function.
2044 (find_best_addr): Call canon_for_address before getting the
2045 address's cost when checking if we should take that address.
2047 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2049 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
2050 "tree *" as the first argument.
2051 * tree-flow.h: Update the prototype of add_phi_arg.
2052 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
2053 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
2054 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
2055 tree-vectorizer.c: Update all call sites of add_phi_arg.
2057 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2059 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2060 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2061 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
2062 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
2064 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
2066 PR tree-optimization/18587
2067 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
2068 call clobbered caches as invalid.
2069 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
2070 indicating whether the call clobbered operand cache is valid.
2071 (ssa_ro_call_cache_valid): New. Flag indicating whether the
2072 pure/const call operand cache is valid.
2073 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
2074 list of operands for cached call virtual operands.
2075 (clobbered_aliased_loads, clobbered_aliased_stores,
2076 ro_call_aliased_load): New. flags caching whether alias bits are
2077 to be set in call stmt's.
2078 (fini_ssa_operands): Remove call operand caches if present.
2079 (get_expr_operands, get_asm_expr_operands,
2080 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
2081 (get_call_expr_operands): Add call clobbered variables first.
2082 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
2083 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
2084 if it is valid, otherise fill the cache.
2085 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
2086 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
2087 in_v_may_def_list bits.
2088 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
2089 in_list bits for the v_may_def elements and empty the operand
2091 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
2092 VUSES by checking the in_v_may_def_list bit.
2093 (append_v_may_def, append_vuse): Use the in_list bit rather than
2094 scanning the array for duplicates.
2096 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2098 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
2099 displacements are not short.
2101 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2103 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
2106 2004-11-25 Mark Mitchell <mark@codesourcery.com>
2109 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
2110 (lvalue_or_else): Declare.
2111 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
2112 * c-typeck.c (lvalue_use): Remove.
2113 (lvalue_or_else): Remove.
2116 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
2117 unemitted variables with static storage duration.
2119 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
2121 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
2124 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2126 * config/rs6000/altivec.md (VIshort): New mode macro.
2127 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
2129 (altivec_vaddu<VI_char>s): ... this.
2130 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
2132 (altivec_vadds<VI_char>s): ... this.
2133 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
2135 (altivec_vsubu<VI_char>s): ... this.
2136 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
2138 (altivec_vsubs<VI_char>s): ... this.
2139 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
2141 (altivec_vavgu<VI_char>): ... this.
2142 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
2144 (altivec_vavgs<VI_char>): ... this.
2145 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
2146 (altivec_vmsumu<VI_char>m): ... this.
2147 (altivec_vmsummbm, altivec_vmsummhm): Replace
2149 (altivec_vmsumm<VI_char>m): ... this.
2150 (altivec_vandc): Remove.
2151 (*andc<mode>3): Renamed to ...
2152 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
2153 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
2155 (altivec_vrl<VI_char>): ... this.
2156 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
2158 (altivec_vsl<VI_char>): ... this.
2159 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
2161 (altivec_vsr<VI_char>): ... this.
2162 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
2164 (altivec_vsra<VI_char>): ... this.
2165 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
2166 (altivec_vsum4s<VI_char>s): ... this.
2167 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
2169 (altivec_vperm_<mode>): ... this.
2170 (altivec_vsel_4sf): Rename to ...
2171 (altivec_vsel_v4sf): ... here.
2172 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
2174 (altivec_vsel_<mode>): ... this.
2175 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
2176 altivec_vsldoi_16qi): Rename to ...
2177 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
2178 altivec_vsldoi_v16qi): ... here.
2179 (altivec_vsldoi_4sf): Rename to ...
2180 (altivec_vsldoi_v4sf): ... here.
2181 (altivec_predicate_v4si, altivec_predicate_v8hi,
2182 altivec_predicate_v16qi): Replace with ...
2183 (altivec_predicate_<mode>): ... this.
2184 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
2186 (altivec_lve<VI_char>x): ... this.
2187 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
2189 (altivec_stve<VI_char>x): ... this.
2190 (absv16qi2, absv8hi2, absv4si2): Replace
2192 (abs<mode>2): ... this.
2193 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
2195 (altivec_abss_<mode>): ... this.
2196 (vec_realign_load_v16qi, vec_realign_load_v8hi,
2197 vec_realign_load_v4si): Replace with ...
2198 (vec_realign_load_<mode>): ... this.
2199 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
2201 (rs6000_expand_ternop_builtin): Likewise.
2203 2004-11-25 Andrew Haley <aph@redhat.com>
2205 * gcc.c (process_command): Don't supply -v to linker.
2207 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
2209 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
2210 instead of `%s' in diagnostic.
2212 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2214 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
2215 (FREE_REG_SET): Adjust.
2216 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
2217 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
2218 (BITMAP_ALLOC): ... here.
2219 (BITMAP_OBSTACK_FREE): Rename to ...
2220 (BITMAP_FREE): Don't check for NULL bitmap here.
2221 * tree-ssa-pre.c (value_insert_into_set_bitmap,
2222 bitmap_set_new): Use new names.
2224 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
2225 * df.c (df_free): Likewise.
2226 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
2227 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
2229 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
2230 (ALLOC_REG_SET): ... here.
2231 (FREE_REG_SET): Adjust.
2232 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
2233 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
2234 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
2235 * cfgrtl.c (rtl_split_block, rtl_split_edge,
2236 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
2237 * flow.c (update_life_info, calculate_global_regs_live,
2238 allocate_bb_life_data, init_propagate_block_info): Adjust.
2239 * global.c (build_insn_chain): Adjust.
2240 * ifcvt.c (dead_or_predicable): Adjust.
2241 * loop-iv.c (simplify_using_initial_values): Adjust.
2242 * recog.c (peephole2_optimize): Adjust.
2243 * sched-deps.c (init_deps_global): Adjust.
2245 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2247 * config.gcc (avr-*-rtems*): Fix typo.
2249 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
2251 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
2253 2004-11-24 Jeff Law <law@redhat.com>
2255 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
2256 the number of queries to random elements in the ai->written_vars
2259 2004-11-24 Roger Sayle <roger@eyesopen.com>
2261 * config/i386/i386.c (override_options): Disable x87 fancy math
2262 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
2264 2004-11-24 Roger Sayle <roger@eyesopen.com>
2266 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
2267 system header conflict on AIX 5.2.
2268 * configure: Regenerate.
2270 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2272 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
2273 instead of calling phi_arg_from_edge.
2275 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
2278 2004-11-24 Ben Elliston <bje@au.ibm.com>
2280 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2281 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
2282 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
2285 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2287 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
2289 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
2290 type will be remapped.
2292 2004-11-24 Steven Bosscher <stevenb@suse.de>
2294 * c-opts.c (c_common_post_options): Don't clear
2295 flag_inline_functions.
2296 * dojump.c (clear_pending_stack_adjust): Remove check on
2297 flag_inline_functions, it's always true.
2298 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
2299 that can never trigger.
2300 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
2301 flag_inline_trees, now that flag_inline_functions is never
2303 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
2304 flag_inline_functions at optimization levels greater than
2305 or equal to 3. This is already done by default.
2307 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2309 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
2310 instead to find the PHI argument. Do not take I as an
2312 (eliminate_phi): Adjust the call to eliminate_build. Do not
2313 take I as an argument.
2314 (rewrite_trees): Adjust the call to eliminate_phi.
2316 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
2318 * optabs.h (force_expand_binop): Declare.
2319 * optabs.c (force_expand_binop): Export.
2320 * stmt.c (shift_return_value): Delete.
2321 (expand_return): Don't call it.
2322 * expr.h (shift_return_value): Declare.
2323 * calls.c (shift_returned_value): Delete in favor of...
2324 (shift_return_value): ...this new function. Leave the caller to check
2325 for non-BLKmode values passed in the msb of a register. Take said mode
2326 and a shift direction as argument. Operate on the hard function value,
2328 (expand_call): Adjust accordingly.
2329 * function.c (expand_function_start): If a non-BLKmode return value
2330 is padded at the last significant end of the return register, use the
2331 return value's natural mode for the DECL_RESULT, not the mode of the
2333 (expand_function_end): Shift the same sort of return values left by
2334 the appropriate amount.
2336 2004-11-24 Matt Austern <austern@apple.com>
2338 * recog.c (recog_memoized_1): Remove.
2339 * recog.h (recog_memoized_1): Remove declaration.
2340 (recog_memoized): Change from macro to inline function.
2342 2004-11-24 Devang Patel <dpatel@apple.com>
2345 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
2346 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
2348 2004-11-24 Devang Patel <dpatel@apple.com>
2350 * gcc.c (process_command): Supply -v to linker.
2352 2004-11-24 David Edelsohn <edelsohn@gnu.org>
2353 Paolo Bonzini <bonzini@gnu.org>
2355 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
2356 vector modes without ALTIVEC_ABI. Use GCC vector instead of
2358 (rs6000_pass_by_reference): Split conditional into pieces. Use
2359 GCC vector instead of synthetic vector.
2361 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
2363 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
2364 thread-local variable is invariant.
2366 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2368 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
2369 Handle TYPE_REF_CAN_ALIAS_ALL.
2370 (print_declaration): Print array dimensions like dump_generic_node.
2372 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
2373 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
2375 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
2377 * bitmap.c (INLINE): Do not define.
2378 (bitmap_elem_to_freelist, bitmap_element_free,
2379 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
2380 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
2382 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2384 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
2385 find the index of a PHI argument. Use e->dest_idx instead.
2386 Replace hint with index.
2388 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
2391 2004-11-24 Diego Novillo <dnovillo@redhat.com>
2393 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
2394 regarding PT_MALLOC.
2396 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2398 * config/i386/i386.c (optimization_options): Use
2399 SUBTARGET_OPTIMIZATION_OPTIONS.
2400 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
2401 (TARGET_SUBTARGET_DEFAULT): Don't include
2402 MASK_OMIT_LEAF_FRAME_POINTER.
2404 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2406 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
2409 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2411 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
2412 Use amd64 instead of 64.
2414 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2415 Joseph Myers <joseph@codesourcery.com>
2417 * crtstuff.c (IN_LIBGCC2): Define it.
2418 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
2419 instead of HAVE_LD_RO_RW_SECTION_MIXING.
2420 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
2421 * dwarf2out.c (named_section_eh_frame_section): Check
2422 EH_TABLES_CAN_BE_READ_ONLY.
2423 * except.c (default_exception_section): Likewise.
2424 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
2425 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
2427 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2429 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
2430 index of a PHI argument.
2432 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
2433 find_edge to find the index of a PHI argument.
2435 2004-11-24 Steven Bosscher <stevenb@suse.de>
2437 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
2438 and LABELED_BLOCK_EXPR.
2439 * gimplify.c (gimplify_labeled_block_expr): Remove.
2440 (gimplify_exit_block_expr): Remove.
2441 (gimplify_expr): Don't call them.
2442 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
2443 and LABELED_BLOCK_EXPR.
2444 (estimate_num_insns_1): Likewise.
2445 (walk_tree): Likewise.
2446 * tree-pretty-print.c (dump_generic_node): Don't handle
2447 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
2448 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
2449 (LABELED_BLOCK_EXPR): Likewise.
2450 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
2451 (LABELED_BLOCK_BODY): Likewise.
2452 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
2453 (EXIT_BLOCK_RETURN): Removed.
2455 2004-11-24 Steven Bosscher <stevenb@suse.de>
2457 * cfgrtl.c (rtl_delete_block): Fix comment.
2458 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
2459 or BLOCK_END insn notes.
2460 * jump.c (squeeze_notes): Likewise.
2461 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
2462 EH_REGION_END notes, we never have them to begin with.
2463 * sched-deps.c (sched_analyze_insn): When updating loop notes,
2464 verify that we have indeed only recorded loop notes.
2465 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
2466 Only record loop notes.
2468 * cfgexpand.c (tree_expand_cfg): Fix comment.
2470 * passes.c (rest_of_compilation): Don't do a second call to
2471 convert_from_eh_region_ranges from here, it's already called
2473 * except.c (resolve_fixup_regions): Remove.
2474 (remove_fixup_regions): Remove.
2475 (convert_from_eh_region_ranges_1): Remove.
2476 (convert_from_eh_region_ranges): Remove the case where EH is
2477 not already lowered at the tree level. We always lower there.
2479 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
2482 * tree.c (make_vector_type): Move qualifiers to the vector type,
2483 use the inner type's main variant and build a main variant for
2484 the vector type if necessary.
2485 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
2487 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2489 * target.h (late_rtl_prologue_epilogue): Remove.
2490 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
2491 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
2492 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
2493 remaining bits to...
2494 (rest_of_handle_flow2): ...here.
2495 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
2496 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
2498 2004-11-23 Mark Mitchell <mark@codesourcery.com>
2500 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
2501 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
2502 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
2504 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
2506 * config/i386/i386.c (override_options): Move
2507 SUBTARGET_OVERRIDE_OPTIONS before defaulting
2508 flag_omit_frame_pointer.
2510 2004-11-23 Richard Henderson <rth@redhat.com>
2512 * rtl.h (validate_subreg): Declare.
2513 * emit-rtl.c (validate_subreg): New.
2514 (gen_rtx_SUBREG): Use it.
2515 * simplify-rtx.c (simplify_subreg): Likewise.
2516 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
2517 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
2518 fallback whenever gen_realpart/gen_imagpart would not be able to
2521 2004-11-23 Richard Henderson <rth@redhat.com>
2523 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
2524 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
2527 2004-11-23 Diego Novillo <dnovillo@redhat.com>
2529 PR tree-optimization/18618
2530 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
2531 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
2532 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
2534 (stmts_to_rescan): Likewise.
2535 (const_and_copies_stack): Likewise.
2536 (nonzero_vars_stack): Likewise.
2537 (vrp_variables_stack): Likewise.
2539 2004-11-23 Richard Henderson <rth@redhat.com>
2541 * cse.c (record_jump_cond_subreg): New.
2542 (record_jump_cond): Use it instead of gen_lowpart.
2544 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
2545 Joseph Myers <joseph@codesourcery.com>
2547 * config/sol2-c.c (solaris_register_pragmas): Use
2548 c_register_pragma_with_expansion.
2549 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
2550 * c-pragma.c (c_register_pragma): Update call to
2551 cpp_register_pragma.
2552 (c_register_pragma_with_expansion): New function.
2553 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
2554 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
2555 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
2557 * doc/tm.texi (c_register_pragma_with_expansion,
2558 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
2560 2004-11-23 Richard Henderson <rth@redhat.com>
2562 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
2563 as mode sizes into local temporaries. Unify failure path.
2565 2004-11-23 Richard Henderson <rth@redhat.com>
2567 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
2568 * caller-save.c (mark_set_regs): Use subreg_regno instead.
2569 * final.c (alter_subreg): Likewise.
2570 * local-alloc.c (reg_is_born): Likewise.
2572 2004-11-23 Richard Henderson <rth@redhat.com>
2574 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
2575 instead of using a SUBREG temporary.
2577 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2579 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
2582 2004-11-23 Zack Weinberg <zack@codesourcery.com>
2584 * function.h (struct function): Remove calls_longjmp.
2585 (current_function_calls_longjmp): Delete.
2586 * tree.h (ECF_LONGJMP): Delete.
2587 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
2588 (ECF_LIBCALL_BLOCK): Everybody slide down one.
2589 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
2590 * builtins.c (expand_builtin_longjmp): Don't set
2591 current_function_calls_longjmp.
2592 * calls.c (special_function_p): Mark longjmp and siglongjmp
2593 with ECF_NORETURN, not ECF_LONGJMP.
2594 (emit_call_1, expand_call, emit_library_call_value_1):
2595 Don't check for ECF_LONGJMP.
2596 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
2597 (need_fake_edge_p): Likewise.
2599 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
2600 * system.h: Poison NON_SAVING_SETJMP.
2601 * function.c (use_register_for_decl)
2602 * gcse.c (compute_hash_table_work, compute_store_table)
2603 * postreload-gcse.c (record_opr_changes)
2604 * reload.c (find_equiv_reg)
2605 * reload1.c (reload)
2606 * config/i386/i386.c (ix86_can_use_return_insn_p):
2607 Remove code conditional on NON_SAVING_SETJMP.
2608 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
2610 * config/i386/sysv3.h: Delete file.
2611 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
2613 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
2615 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
2616 the vectorization factor is greater than the iteration count.
2617 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
2618 iteration count is known.
2620 (vect_build_symbol_bound): Removed. Its functionality moved to
2621 vect_generate_tmps_on_preheader.
2622 (vect_generate_tmps_on_preheader): Moved content of
2623 vect_build_symbol_bound here instead of calling it. Changed some
2626 (vect_build_loop_niters): We don't expect a new_bb to be generated -
2628 (vect_gen_niters_for_prolog_loop): Likewise.
2629 (vect_gen_niters_for_prolog_loo): Likewise.
2631 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
2632 (slpeel_add_loop_guard): Likewise.
2633 (slpeel_tree_peel_loop_to_edge): Likewise.
2634 (vect_do_peeling_for_alignment): Likewise.
2636 (vect_get_first_index): Missing space.
2638 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
2640 * config/s390/s390.md ("*iordi3"): Mark commutative.
2641 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
2643 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2645 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
2646 greater than PHI_ARG_CAPACITY.
2647 (reserve_phi_args_for_new_edge): Initialize the new PHI
2648 argument to NULL_TREE. Increment PHI_NUM_ARGS.
2649 (add_phi_arg): Add a PHI argument to the slot given by
2651 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
2652 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
2653 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
2654 argument by looking at PHI_ARG_DEF.
2655 (verify_phi_args): Check for a missing PHI argument. Remove
2656 the check for duplicate PHI arguments.
2657 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
2658 (phi_arg_d): Remove e.
2660 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
2661 by restricting to the case with two outgoing edges.
2663 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
2665 * config/s390/s390.c (s390_backchain_string): Removed.
2666 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
2667 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
2668 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
2669 TARGET_KERNEL_BACKCHAIN to reflect the new options.
2670 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
2671 (TARGET_KERNEL_BACKCHAIN): Removed.
2672 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
2673 (TARGET_PACKED_STACK): New macro.
2674 (TARGET_SWITCHES): New switches added.
2675 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
2677 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
2678 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
2679 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
2680 the change in target switch semantics.
2681 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
2682 (TARGET_DEFAULT): MASK_BACKCHAIN added.
2683 * doc/invoke.texi: Added documentation for the new/changed options.
2685 2004-11-23 Uros Bizjak <uros@kss-loka.si>
2687 PR rtl-optimization/18614
2688 * simplify-rtx.c (simplify_binary_operation): Do not
2689 simplify inner elements of constant arguments of
2692 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2694 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
2697 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2699 * tree-phinode.c (make_phi_node): Use a new variable,
2700 capacity, to receive the return value of ideal_phi_node_len.
2702 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2704 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
2705 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2706 __gthread_recursive_mutex_init_function.
2707 (__gthread_key_create): Properly cast -1.
2708 (__gthread_recursive_mutex_init_function): New function.
2709 (__gthread_recursive_mutex_lock): Rewrite.
2710 (__gthread_recursive_mutex_trylock): Likewise.
2711 (__gthread_recursive_mutex_unlock): Likewise.
2713 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2715 * config/c4x/t-rtems: New.
2716 * config.gcc: Reflect having added c4x/t-rtems.
2718 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
2722 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
2723 lang_hooks.types.type_for_size instead of integer_type_node for the
2726 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2728 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
2730 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2732 * config/arm/t-rtems: New.
2733 * config.gcc: Reflect having added arm/t-rtems.
2735 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2737 * tree-cfg.c (tree_execute_on_growing_pred): New.
2738 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
2739 * tree-flow.h: Add a prototype for
2740 reserve_phi_args_for_new_edge.
2741 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
2742 (add_phi_arg): Don't resize a PHI array.
2744 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2746 * config.gcc: Add avr-*-rtems*.
2747 * config/avr/t-rtems: New.
2748 * config/avr/rtems.h: New.
2750 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
2752 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
2753 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
2754 Add comment to function.
2756 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2759 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
2761 PR rtl-optimization/14838
2762 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
2764 (get_last_nonnote_insn): Don't assume last insn is a note.
2766 2004-11-22 Roger Sayle <roger@eyesopen.com>
2768 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
2769 to fold_binary_to_constant.
2770 (nondestructive_fold_unary_to_constant): Likewise, rename to
2771 fold_unary_to_constant.
2772 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
2773 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
2774 (nondestructive_fold_unary_to_constant): Likewise.
2775 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
2776 and fold_binary_to_constant.
2777 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
2778 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
2779 and EXEC_UNARY with calls to fold_*nary_to_constant.
2780 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
2781 (idx_find_step): Replace uses of EXEC_BINARY with calls to
2782 fold_binary_to_constant.
2784 2004-11-22 Nick Clifton <nickc@redhat.com>
2786 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
2787 initialisation of 'e'.
2789 2004-11-22 Roger Sayle <roger@eyesopen.com>
2791 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
2792 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
2793 automatically for targets without TARGET_80387.
2794 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
2795 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
2796 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
2797 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
2798 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
2799 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
2800 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
2801 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
2802 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
2803 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
2804 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
2805 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
2806 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
2807 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
2808 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
2809 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
2810 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
2811 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
2812 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
2813 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
2815 2004-11-22 Dale Johannesen <dalej@apple.com>
2817 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
2818 properly and comment.
2820 2004-11-22 James A. Morrison <phython@gcc.gnu.org
2822 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
2823 (sparc_init_builtins): New function.
2824 (sparc_init_vis_builtins): Create builtin functions for VIS
2826 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
2827 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
2828 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
2829 (def_builtin): New macro for creating builtin functions.
2830 (P): New mode macro for pointer types.
2831 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
2832 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
2833 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
2834 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
2835 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2836 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
2837 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
2839 2004-11-22 Devang Patel <dpatel@apple.com>
2841 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
2843 2004-11-22 Devang Patel <dpatel@apple.com>
2845 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
2846 (if_convertible_phi_p): ... new name.
2847 (if_convertable_modify_expr_p): Rename to ...
2848 (if_convertible_modify_expr_p): ... new name.
2849 (if_convertable_stmt_p): Rename to ...
2850 (if_convertible_stmt_p): ... new name.
2851 (if_convertable_bb_p): Rename to ...
2852 (if_convertible_bb_p): ... new name.
2853 (if_convertable_loop_p): Rename to ...
2854 (if_convertible_loop_p): ... new name.
2856 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2859 * configure.ac (threading): Accept 'posix95'.
2860 * configure: Regenerate.
2861 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
2862 include sol26.h and default to posix95 threads if have_pthread_h.
2863 (sparc-*-solaris2*): Likewise.
2864 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
2865 * gthr-posix95.h: New file.
2866 * config/sol26.h: New file.
2867 * doc/install.texi (--enable-threads): Document 'posix95'.
2869 2004-11-23 Ben Elliston <bje@au.ibm.com>
2871 * pointer-set.h (pointer_set_contains): Remove.
2872 * pointer-set.c (pointer_set_contains): Likewise.
2874 2004-11-22 Dale Johannesen <dalej@apple.com>
2876 * calls.c (expand_call): Do not call preserve_temp_slots.
2878 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
2880 * tree-flow.h: Remove the prototype for remove_phi_arg.
2881 Add a prototype for remove_phi_args.
2882 * tree-phinodes.c (remove_phi_arg): Remove.
2883 (remove_phi_args): New.
2884 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
2887 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
2888 after making an edge.
2889 (remove_edge): Call execute_on_shrinking_pred before removing
2891 (redirect_edge_succ): Call execute_on_growing_pred and
2892 execute_on_shrinking_pred.
2893 * cfghooks.c (execute_on_growing_pred): New.
2894 (execute_on_shrinking_pred): Likewise.
2895 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
2896 execute_on_shrinking_pred.
2897 Add prototypes for execute_on_growing_pred and
2898 execute_on_shrinking_pred.
2899 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
2900 execute_on_growing_pred and execute_on_shrinking_pred.
2901 (cfg_layout_rtl_cfg_hook): Likewise.
2902 * tree-cfg.c (tree_cfg_hooks): Likewise.
2904 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
2905 (tree_cfg_hooks): Use it.
2906 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
2907 (ssa_redirect_edge): Don't call remove_phi_arg_num.
2909 * tree-phinodes.c (remove_phi_arg_num): Make it static.
2910 * tree-flow.h: Remove the corresponding prototype.
2912 * tree-ssa.c (ssa_remove_edge): Remove.
2913 * tree-flow.h: Remove the corresponding prototype.
2914 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
2915 * basic-block.h: Likewise.
2916 * tree-if-conv.c: Likewise.
2917 * tree-ssa-threadupdate.c: Likewise.
2919 2004-11-23 Ben Elliston <bje@au.ibm.com>
2921 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
2922 @table to list the BSI methods. Use individual @findex directives
2923 instead of one with a comma-separated list of index entries.
2925 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
2927 PR tree-optimization/18529
2928 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
2929 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
2930 (fold): Call fold_to_nonsharp_ineq_using_bound.
2931 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
2932 (number_of_iterations_cond): Fold the expressions before futher
2934 (tree_simplify_using_condition): Handle case when cond or expr is
2935 an EQ_EXPR specially.
2937 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
2939 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
2940 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
2942 2004-11-22 David Edelsohn <edelsohn@gnu.org>
2943 Fariborz Jahanian <fjahanian@apple.com>
2945 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
2947 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
2948 Align 16 byte and larger vectors like Altivec.
2949 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
2950 (function_arg): Same.
2951 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
2953 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2956 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
2959 2004-11-22 Richard Henderson <rth@redhat.com>
2961 * function.c (assign_parm_setup_block): Revert 11-13 change to
2962 forcably re-mode a (possibly BLKmode) hard register.
2964 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2966 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
2968 2004-11-22 David Edelsohn <edelsohn@gnu.org>
2970 * config/rs6000/power4.md: Remove delay between dispatch and issue
2971 associated with dispatch group slots 3 and 4.
2972 * config/rs6000/power5.md: Same.
2974 2004-11-21 Jeff Law <law@redhat.com>
2976 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
2978 * cfgbuild.c (make_edges): Likewise.
2979 * cfghooks.c (can_duplicate_block_p): Likewise.
2980 * cfgloop.c (loop_latch_edge): Likewise.
2981 * cfgloopmanip.c (force_single_succ_latches): Likewise.
2982 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2983 * predict.c (predict_loops, propagate_freq): Likewise.
2984 * tracer.c (tail_duplicate): Likewise.
2985 * tree-cfg.c (disband_implicit_edges): Likewise.
2986 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
2988 2004-11-22 Nick Clifton <nickc@redhat.com>
2990 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
2991 initialisation of 'e'.
2993 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
2995 PR rtl-optimization/18599
2996 * regrename.c (copyprop_hardreg_forward): Speed up by putting
2997 BB_VISITED flags on basic blocks as we process them.
2999 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3002 * config/rs6000/altivec.md (VI_char): New mode attribute.
3003 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
3004 (add<mode>3): ... this.
3005 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
3006 (sub<mode>3): ... this.
3007 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
3008 (smax<mode>3): ... this.
3009 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
3010 (smin<mode>3): ... this.
3011 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
3012 (umax<mode>3): ... this.
3013 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
3014 (umin<mode>3): ... this.
3015 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3016 (and<mode>3): ... this.
3017 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3018 (ior<mode>3): ... this.
3019 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
3020 (xor<mode>3): ... this.
3021 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3022 (and<mode>3): ... this.
3023 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3024 (ior<mode>3): ... this.
3025 (altivec_vnor): Replace with ...
3026 (altivec_nor<mode>): ... this.
3027 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
3028 (one_cmpl<mode>2): ... this.
3029 (altivec_vandc): New expander.
3030 (*andc<mode>3): New insn.
3031 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
3033 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3036 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
3037 creating iv instead of integer_type.
3038 (vect_build_loop_niters): Remove redundant code.
3039 (vect_transform_loop_bound): Removed (duplicates functionality of
3040 make_loop_iterate_ntimes.
3041 (vect_gen_niters_for_prolog_loop): Add documentation. Call
3042 lang_hooks.types.type_for_size to create a type of the required size.
3043 Use that type instead of integer_type. Remove redundant code.
3044 (vect_update_niters_after_peeling): Use type of niters instead of
3046 (vect_transform_loop): Unify handling of known and unknown loop bound
3047 cases. Call make_loop_iterate_ntimes instead of
3048 vect_transform_loop_bound.
3050 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3053 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
3056 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3059 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
3061 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3063 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
3065 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
3066 m32r/libgcc-glibc.ver.
3067 * config/m32r/libgcc-glibc.ver: Add New file.
3069 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3071 * bitmap.h (struct bitmap_obstack): New obstack type.
3072 (struct bitmap_head_def): Replace using_obstack with obstack
3074 (bitmap_default_obstack): New.
3075 (bitmap_initialize): Make inline, does not do allocation.
3076 (bitmap_release_memory): Remove.
3077 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
3078 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3079 bitmap_obstack_free, bitmap_malloc_free): Declare.
3080 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
3081 (BITMAP_FREE): Replace with ...
3082 (BITMAP_OBSTACK_FREE): ... this.
3083 (BITMAP_XFREE): Adjust.
3084 (BITMAP_INIT_ONCE): Remove.
3085 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
3086 (bitmap_default_obstack): New.
3087 (bitmap_elem_to_freelist): Adjust.
3088 (bitmap_element_allocate): Adjust. Break initialization into ...
3089 (bitmap_obstack_initialize): ... here.
3090 (bitmap_release_memory): Replace with ...
3091 (bitmap_obstack_release): ... this.
3092 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3093 bitmap_obstack_free, bitmap_malloc_free): New.
3094 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
3096 (bitmap_initialize): Move to bitmap.h.
3097 * gengtype.c (open_base_files): Add obstack.h to ifiles.
3098 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
3099 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
3100 (INITIALIZE_REG_SET): Remove.
3101 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
3102 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
3103 (flow_obstack): Do not declare.
3104 (reg_obstack): Declare.
3105 * regs.h: Include obstack.h.
3106 * tree-optimize.c (tree_rest_of_compilation): Initialize and
3107 release bitmap obstack here.
3108 * bb-reorder.c: #include regs, not basic-block.
3109 (fix_crossing_conditional_branches): Allocate regsets from
3111 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
3113 * caller-save.c: Include regs.h earlier.
3114 * cfg.c: Do not include basic-block.h or obstack.h.
3115 (reg_obstack): Define.
3116 * cfganal.c: Include obstack.h
3117 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
3119 * cfglayout.c: Do not include obstack.h.
3120 (flow_obstack): Remove declaration.
3121 (cfg_layout_duplicate_bb): Use reg_obstack.
3122 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
3123 * cfgrtl.c (rtl_split_block): Use reg_obstack.
3124 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
3125 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
3126 (cfg_layout_split_edge): Use reg_obstack.
3127 * cse.c: Include regs.h earlier.
3128 * ddg.c: Do not include basic-block.h.
3129 * dominance.c: Inlude obstack.h.
3130 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
3131 (calculate_global_regs_live): Likewise.
3132 (allocate_bb_life_data): Use reg_obstack.
3133 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
3134 * global.c: Do not include basic-block.h.
3135 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
3136 * graph.c: Include obstack.h.
3137 * haifa-sched.c: Do not include basic-block.h.
3138 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
3139 * local-alloc.c: Do not include basic-block.h.
3140 * loop-init.c, loop-invariant.c: Include obstack.h.
3141 * loop-iv.c: Likewise.
3142 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
3144 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
3145 * modulo-sched.c: Do not include basic-block.h.
3146 * passes.c (rest_of_handle_final): Do not call
3147 regset_release_memory.
3148 * ra-debug.c: Include regs.h earlier. Do not include
3150 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
3151 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
3152 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
3153 (regset_release_memory): Remove.
3154 * resource.c: Do not include basic-block.h.
3155 * rtlanal.c: Do not include basic-block.h.
3156 * sbitmap.c: Include obstack.h.
3157 * sched-deps.c: Do not include basic-block.h.
3158 (reg_pending_sets_head, reg_pending_clobbers_head,
3159 reg_pending_uses_head): Remove.
3160 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
3161 * sched-ebb.c: Do not include basic-block.h.
3162 * sched-rgn.c: Likewise.
3163 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
3165 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
3166 * tree-sra.c (decide_instantiations): Adjust bitmap
3168 * tree-ssa-dce.c: Include obstack.h.
3169 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
3170 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
3171 (bitmap_set_new): Likewise.
3172 (init_pre): Initialize bitmap obstack.
3173 (fini_pre): Release bitmap obstack.
3174 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
3175 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
3176 (mark_for_rewrite, unmark_for_rewrite): Likewise.
3177 (marked_ssa_names): Likewise.
3178 (init_ssanames): Use BITMAP_XMALLOC.
3179 (fini_ssanames): Use BITMAP_XFREE.
3180 * web.c: Include obstack.h
3182 2004-11-22 Nick Clifton <nickc@redhat.com>
3184 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
3185 predecessor in the first for-loop.
3187 2004-11-21 Stan Shebs <shebs@apple.com>
3189 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
3191 (function_arg): Move darwin test up, sniff mode first for
3192 efficiency, test for union type.
3194 2004-11-21 Dale Johannesen <dalej@apple.com>
3196 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3198 2004-11-21 Jeff Law <law@redhat.com>
3200 * tree-ssa.c (verify_use): Fix comment.
3201 (verify_phi_args): Check that the number of incoming edges matches
3202 the number of PHI arguments. Check that each PHI argument is
3203 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
3204 dead or duplicated edges. Clear e->aux earlier and avoid separate
3205 loop to clear e->aux and test for missed edges.
3206 (verify_ssa): Remove first walk over statements. Move checking
3207 of PHI args into verify_phi_args. Move checking of statements
3208 with aliased stores and V_MAY_DEFS into the remaining loop over
3209 the statements. Register defs by walking through the formal
3212 2004-11-21 Roger Sayle <roger@eyesopen.com>
3215 * dojump.c (compare_from_rtx): Clarify mode argument in function
3216 description. Correct order of mode/cmp_mode arguments in call to
3217 simplify_relational_operation. Check "tem" for COMPARISON_P.
3219 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
3220 David Edelsohn <edelsohn@gnu.org>
3223 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
3224 synthetic vectors in memory.
3225 (function_arg_boundary): Align large synthetic vectors.
3226 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
3228 2004-11-21 Jeff Law <law@redhat.com>
3230 * cfg.c (update_bb_profile_for_threading): Do not rescale the
3231 successor probabilities if they are not going to change. Pull
3232 division out of loop if we do need to rescale successor probabilities.
3234 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
3235 index of the destination block for the hash value rather than
3238 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
3240 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
3241 checks for neither argument being an array or pointer (swapping
3242 the arguments if necessary), the array argument being a pointer to
3243 or array of functions and for -Wchar-subscripts warnings upfront.
3245 2004-11-20 Jeff Law <law@redhat.com>
3247 * regrename.c (copyprop_hardreg_forward): Only search for a
3248 previously processed block if the current block only has one
3251 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
3253 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
3255 * config/arm/arm.c: Follow spelling conventions.
3257 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
3259 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
3260 a bit in tune_flags.
3261 (const_double_needs_minipool): Likewise. Split most of the code out
3263 (arm_const_double_inline_cost): ... new function here.
3264 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
3265 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
3266 word constants of length 2, 3 and 4 insns respectively.
3267 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
3268 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
3269 constraints. Set insn lenghts accordingly.
3271 2004-11-19 Jeff Law <law@redhat.com>
3273 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
3274 a hash table. Extensive modifications throughout to support
3277 (struct local_info): New.
3278 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
3280 (redirection_data): Now a hashtable.
3281 (redirection_data_hash, redirection_data_eq): New.
3282 (lookup_redirection_data, create_duplicates): New.
3283 (create_edge_and_update_destionation_phis): New.
3284 (fixup_template_block, redirect_edges): New.
3285 (thread_block): Use hash table traversals instead of loops over
3286 varray entries or incoming edge vectors.
3288 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3290 * basic-block.h (edge_def): Add dest_idx.
3291 * cfg.c (unchecked_make_edge): Initialize dest_idx.
3292 (remove_edge): Simplify the disconnection of an edge from its
3294 (redirect_edge_succ): Likewise.
3295 * cfghooks.c (verify_flow_info): Check the consistency of
3296 dest_idx for each edge.
3298 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
3300 * simplify-rtx.c (simplify_ternary_operation): Use
3303 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3305 * tree-cfg.c (reinstall_phi_args): New.
3306 (tree_split_edge): Use it after redirecting an edge. Don't
3307 modify PHI_ARG_EDGE.
3309 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
3311 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
3312 if checking is enabled.
3314 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
3316 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
3317 too many nested scopes.
3319 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3322 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
3323 changed to suppoer uses-after-loop and to void creating flow paths
3324 that shouldn't exist.
3325 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
3326 Modified to fit the new peeling scheme. Avoid quadratic behavior.
3327 (slpeel_add_loop_guard): Takes additional argument.
3328 (slpeel_verify_cfg_after_peeling): New function.
3329 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
3330 documentation. Use 'exit-bb' instead of creating 'new-bb'.
3331 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
3332 the new peeling scheme.
3333 (copy_phi_nodes): Function removed. Its functionality moved to
3334 update_phis_for_duplicate_loop.
3335 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
3336 moved here. Added documentation. Modified to fit the new peeling scheme.
3337 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
3338 needed - done in slpeel_tree_peel_loop_to_edge.
3339 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
3340 (vect_do_peeling_for_loop_bound): Add documentation. Call
3341 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
3342 with additional argument.
3343 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
3345 (vect_finish_stmt_generation): Avoid 80 column oveflow.
3347 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3349 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
3351 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
3352 without last two arguments. Update single_exit of loops.
3353 (vect_update_niters_after_peeling): Removed. Its functionality was
3354 moved to vect_do_peeling_for_alignment.
3355 (vect_do_peeling_for_loop_bound): New name for function previously
3356 called vect_transform_for_unknown_loop_bound.
3357 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
3358 instead of code that duplicates the same functionality.
3359 (vect_do_peeling_for_alignment): Functionality of
3360 vect_update_niters_after_peeling moved here.
3361 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
3362 previously named vect_transform_for_unknown_loop_bound - for both known
3363 and unknown loop bound cases.
3365 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3367 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
3368 previously called verify_loop_for_duplication. All conditions compacted
3369 into one compound condition. Removed debug dumps.
3370 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
3371 functionality moved to vect_can_advance_ivs_p, and some to
3372 vect_analyze_loop_form.
3373 (vect_can_advance_ivs_p): New function. Contains functionality that was
3374 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
3375 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
3376 (vect_analyze_operations): Call vect_can_advance_ivs_p and
3377 slpeel_can_duplicate_loop_p.
3378 (vect_get_loop_niters): Added documentation.
3379 (vect_analyze_loop_form): Check the loop entry always - not only in case
3380 of unknown loop bound. Create preheader and exit bb if necessary. Apply
3381 a check that used to take place in
3382 vect_analyze_loop_with_symbolic_num_of_iters.
3383 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
3384 Remove redundant call to rewrite_into_loop_closed_ssa.
3385 (vect_compute_data_refs_alignment): Removed obsolete comment.
3387 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3389 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
3390 function previously called tree_duplicate_loop_to_edge.
3391 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
3392 previously called tree_duplicate_loop_to_edge_cfg.
3393 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
3395 (slpeel_update_phi_nodes_for_guard): Likewise.
3396 (slpeel_make_loop_iterate_ntimes): Likewise.
3397 (slpeel_add_loop_guard): Likewise.
3398 (allocate_new_names, free_new_names): Function declaration moved to top
3400 (rename_use_op, rename_def_op): Likewise.
3401 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
3402 (vect_generate_tmps_on_preheader): Function declaration moved.
3403 (vect_transform_for_unknown_loop_bound): Added missing function
3406 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
3409 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
3410 Define a VEC(tree_on_heap) for head.
3411 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3412 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3413 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
3414 the VEC(tree_on_heap) function. Also free it before returning.
3415 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3416 for block_defs_stack.
3417 (restore_currdefs_to_original_value): Use VEC_length instead of
3418 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3419 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3420 for block_defs_stack.
3421 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3422 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3423 for block_defs_stack.
3424 (ssa_register_new_def): Likewise.
3425 (ssa_rewrite_initialize_block): Likewise.
3426 (rewrite_finalize_block): Use VEC_length instead of
3427 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3428 (ssa_rewrite_finalize_block): Likewise.
3429 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3430 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
3431 (rewrite_blocks): Initialize block_defs_stack with
3432 the VEC(tree_on_heap) function. Also free it before returning.
3433 (rewrite_ssa_into_ssa): Likewise.
3435 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
3437 * config/darwin.c (machopic_data_defined_p): return 1 for
3438 MACHOPIC_DEFINED_FUNCTION.
3440 2004-11-19 Jeff Law <law@redhat.com>
3442 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
3445 2004-11-19 Paul Brook <paul@codesourcery.com>
3448 * varasm.c (default_assemble_integer): Allow pointer-sized values.
3451 2004-11-19 Nick Clifton <nickc@redhat.com>
3453 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
3454 zero_extension and lshiftrt insns.
3455 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
3457 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
3458 to handle bp and bn insn patterns with a zero_extend rtx
3461 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
3463 * config/arm/arm.md (generic_sched): Make const.
3465 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3467 * emit-rtl.c (classify_insn): Make it static.
3468 * rtl.h: Remove the corresponding prototype.
3470 * integrate.c (has_func_hard_reg_initial_val,
3471 get_func_hard_reg_initial_val): Make them static.
3472 * integrate.h: Remove the corresponding prototypes.
3474 2004-11-19 Ben Elliston <bje@au.ibm.com>
3476 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
3477 (dw2_asm_output_delta_sleb128): Likewise.
3478 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
3479 (dw2_asm_output_delta_sleb128): Likewise.
3481 2004-11-19 Adam Nemet <anemet@lnxw.com>
3483 * tree-ssa-alias.c: Fix comment.
3485 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3487 * tree-outof-ssa.c: Fix a comment typo.
3489 2004-11-19 Ben Elliston <bje@au.ibm.com>
3491 * predict.h (predict_insn): Remove extern declaration.
3492 * predict.c (predict_insn): Make static.
3494 2004-11-19 Alan Modra <amodra@bigpond.net.au>
3496 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
3498 2004-11-18 Nicolas Pitre <nico@cam.org>
3500 * config/arm/arm.c (const_double_needs_minipool): New function to
3501 determine if a CONST_DOUBLE should be pushed to the minipool.
3502 (note_invalid_constants): Use it.
3504 2004-11-18 Paul Brook <paul@codesourcery.com>
3506 * config/arm/arm.c (target_float_switch): New variable..
3507 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
3508 target_float_switch.
3509 * config/arm/arm.h (target_float_switch): Declare.
3510 (ARM_FLAG_SOFT_FLOAT): Remove.
3511 (TARGET_SWITCHES): Remove hard-float and soft-float.
3512 (TARGET_OPTIONS): Add hard-float and soft-float.
3513 (TARGET_DEFAULT_FLOAT_ABI): Define.
3514 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
3515 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
3516 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
3517 * config/arm/netbsd-elf.h: Ditto.
3518 * config/arm/netbsd.h: Ditto.
3519 * config/arm/pe.h: Ditto.
3520 * config/arm/unknown-elf.h: Ditto.
3521 * config/arm/wince-pe.h: Ditto.
3522 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3523 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3524 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3526 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
3528 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
3529 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
3530 altivec_lvx_4sf): Rename and replace with ...
3531 (altivec_lvx_<mode>): ... mode macro version.
3532 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
3533 altivec_stvx_4sf): Rename and replace with ...
3534 (altivec_stvx_<mode>): ... mode macro version.
3535 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
3536 (mov<mode>): ... mode macro version.
3537 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
3538 *movv4sf_internal1): Replace with ...
3539 (*mov<mode>_internal): ... mode macro version.
3540 (get_vrsave_internal, *set_vrsave_internal, *save_world,
3541 *restore_world): Unquote output statements.
3542 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
3543 altivec_expand_st_builtin): Adjust insn names.
3545 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
3547 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
3549 (rs6000_override_options): Likewise.
3550 (spe_build_register_parallel): Handle complex doubles on e500v2.
3551 (rs6000_spe_function_arg): Likewise.
3552 (function_arg): Likewise.
3553 (rs6000_function_value): Likewise.
3554 (rs6000_libcall_value): Likewise.
3556 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
3558 * ifcvt.c (find_if_block): Move the check for the number of edges
3559 above the loops checking for complex edges.
3560 Remove the counting of edges as we use EDGE_COUNT now.
3562 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
3564 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
3565 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
3567 2004-11-18 Andreas Schwab <schwab@suse.de>
3569 * config/i386/i386.md (define_peephole2): Revert last change.
3571 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
3573 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
3574 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
3576 2004-11-18 Diego Novillo <dnovillo@redhat.com>
3578 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
3581 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
3583 * Makefile.in (macro_list): Depend on s-macro_list.
3584 (s-macro_list): New target.
3586 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
3589 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
3590 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
3591 (fold_range_test): Adjust.
3592 (fold_truthop): Use it.
3593 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
3594 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
3596 2004-11-18 Uros Bizjak <uros@kss-loka.si>
3598 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
3599 insn split constraint.
3600 (define_peephole2): Remove unneeded "&& 1" from peephole2
3603 2004-11-18 Ben Elliston <bje@au.ibm.com>
3605 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
3606 element for bsi_prev; use @findex instead.
3608 2004-11-18 Ben Elliston <bje@au.ibm.com>
3610 * opts.h (add_input_filename): Remove extern declaration.
3611 * opts.c (add_input_filename): Make static.
3613 2004-11-17 Mark Mitchell <mark@codesourcery.com>
3615 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
3618 2004-11-17 Zack Weinberg <zack@codesourcery.com>
3620 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
3621 * system.h: Poison it.
3622 * doc/tm.texi: Delete its documentation.
3624 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
3625 Mark Mitchell <mark@codesourcery.com>
3627 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
3628 * config/i386/i386.c (i386_solaris_elf_named_section): New
3630 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
3631 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
3633 (ASM_QUAD): Don't undefine for biarch targets.
3634 * config/i386/t-sol2: Introduce multilib support.
3636 2004-11-18 Ben Elliston <bje@au.ibm.com>
3638 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
3640 2004-11-18 Ben Elliston <bje@au.ibm.com>
3642 * cgraph.h: Replace "it's" with "its" throughout.
3644 2004-11-18 Ben Elliston <bje@au.ibm.com>
3646 * doc/rtl.texi (Flags): Grammar fix.
3648 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
3650 * expmed.c (alg_code): Add alg_unknown.
3651 (alg_hash_entry): New.
3652 (NUM_ALG_HASH_ENTRIES): Likewise.
3653 (alg_hash): Likewise.
3654 (synth_mult): Cache the result into alg_hash.
3656 2004-11-17 Zack Weinberg <zack@codesourcery.com>
3658 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
3659 config/rs6000/libgcc-ppc64.ver.
3661 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
3663 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
3664 checking if an unconditional return is followed by a barrier.
3666 * jump.c (condjump_p): Remove unreachable code.
3668 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
3669 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
3670 tree-ssa-live.h, tree.h: Remove unused prototypes.
3672 2004-11-17 Jeff Law <law@redhat.com>
3674 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
3675 (edge_to_cases_elt): Renamed from edge_to_case_leader.
3676 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
3677 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
3678 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
3679 (get_cases_for_edge): New function.
3680 (start_recording_case_labels, end_recording_case_labels): Similarly.
3681 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
3682 chain equivalent CASE_LABEL_EXPRs together.
3683 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
3684 (make_switch_expr_edges): Do not record edge/cases here.
3685 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
3686 (split_critical_edges): Record cases around the edge splitting code.
3687 (cleanup_dead_labels): Use CASE_LABEL again.
3688 (tree_redirect_edge_and_branch): If we have a mapping from edge
3689 to cases, use it to handle redirections. Else do it the slow way.
3690 * tree.h (CASE_LEADER_OR_LABEL): Kill.
3691 (CASE_LABEL): Revert to just looking at the tree's second operand.
3692 * tree.c (get_case_label): Kill.
3694 2004-11-17 Diego Novillo <dnovillo@redhat.com>
3696 PR tree-optimization/18307
3697 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
3698 'orig' are the same node.
3699 (collect_points_to_info_r): Do not call merge_pointed_to_info
3700 when the PHI argument is identical to the LHS.
3702 2004-11-17 Steven Bosscher <stevenb@suse.de>
3704 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
3705 to insert the exit or entry block.
3706 (ssa_prop_init): Use add_control_edge to seed the algorithm.
3708 2004-11-16 Zack Weinberg <zack@codesourcery.com>
3710 * mkmap-flat.awk, mkmap-symver.awk: If the last version
3711 assigned to a symbol was '%exclude', do not emit it anywhere.
3712 If leading_underscore is true, prefix all symbols from the
3713 version scripts with a leading underscore before comparing
3714 them with nm output or emitting them. Remove support for dot
3716 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
3717 (SHLIB_MAPFILES): Use libgcc-std.ver.
3718 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
3719 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
3720 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
3721 libgcc-excl.ver and libgcc-glibc.ver.
3723 * config/sh/libgcc-excl.ver: New file.
3724 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
3726 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
3728 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
3729 the test when the edge has the opposite meaning, not when
3730 the first argument is invariant.
3732 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
3734 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
3736 (rs6000_complex_function_value): Handle e500 v2 variant.
3738 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
3740 Fix PR tree-optimization/18519
3742 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
3743 * tree-pass.h: Add TODO_cleanup_cfg.
3744 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
3745 (ccp_finalize): Remove call to cleanup_cfg.
3746 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
3747 (pass_cd_dce): Ditto.
3748 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
3749 dump_function_to_file.
3750 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
3752 (pass_ch): Add TODO_cleanup_cfg.
3753 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
3755 (pass_loop_done): Add TODO_cleanup_cfg.
3756 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
3757 (tree_ssa_phiopt): Remove call to cleanup_cfg.
3759 2004-11-16 Devang Patel <dpatel@apple.com>
3761 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
3763 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
3765 * expmed.c, ra-colorize.c: Fix comment typos.
3767 * doc/tm.texi: Fix typos.
3769 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3770 Mark Mitchell <mark@codesourcery.com>
3773 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
3776 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
3778 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
3779 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
3781 2004-11-16 Devang Patel <dpatel@apple.com>
3783 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
3785 2004-11-16 Eric Christopher <echristo@redhat.com>
3787 * config/mips/mips.c: Use rtl _P predicates.
3788 * config/mips/mips.h: Ditto.
3789 * config/mips/mips.md: Ditto.
3791 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
3793 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
3796 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
3798 * config/s390/s390.c (s390_cc_modes_compatible): New function.
3799 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
3801 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
3804 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
3805 before and after the insns for getting GOT address in non-PIC
3806 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
3809 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
3811 * gcc/cse.c (struct change_cc_mode_args): New structure.
3812 (cse_change_cc_mode_insn): New function.
3813 (cse_change_cc_mode): Use validate_change to perfom changes.
3814 (cse_change_cc_mode_insns, cse_condition_code_reg):
3815 Call cse_change_cc_mode_insn.
3817 2004-11-16 Steven Bosscher <stevenb@suse.de>
3821 2004-11-16 Steven Bosscher <stevenb@suse.de>
3823 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
3825 2004-11-15 Dale Johannesen <dalej@apple.com>
3827 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
3829 2004-11-15 Dale Johannesen <dalej@apple.com>
3831 * profile.c (compute_branch_probabilities): Prevent
3832 crash with EH in RTL-based profiling.
3834 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
3836 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
3838 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3839 * tree-ssa-dom.c (thread_across_edge): Likewise.
3840 * tree-vectorizer.c (vect_transform_loop_bound): Replace
3841 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
3844 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
3845 (tree_flow_call_edges_add): Update the call to
3846 bsi_commit_edge_inserts.
3847 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
3848 * profile.c (branch_prob): Likewise.
3849 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
3850 * tree-sra.c (scalarize_function): Likewise.
3851 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
3852 * tree-ssa-pre.c (fini_pre): Likewise.
3853 * tree-flow.h: Update the prototype for
3854 bsi_commit_edge_inserts.
3856 2004-11-15 Eric Christopher <echristo@redhat.com>
3858 * sched-deps.c (set_sched_group_p): Delete.
3859 (delete_all_dependencies): New function.
3860 (fixup_sched_groups): Use. New function.
3861 (sched_analyze_insn): Use.
3863 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
3865 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
3866 RROTATE_EXPR or unknown code.
3867 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
3868 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
3869 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
3872 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
3875 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
3876 after processing the declarator.
3878 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
3880 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
3882 (altivec_vspltb): Same.
3883 (altivec_vspltw): Same.
3884 (altivec_vspltisb): Same.
3885 (altivec_vspltish): Same.
3886 (altivec_vspltisw): Same.
3887 (altivec_vspltisw_v4sf): Same.
3888 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
3890 Move "End of vector xor's" comment to the right place.
3892 2004-11-15 Steve Ellcey <sje@cup.hp.com>
3894 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
3895 instead of nonimmediate_operand.
3897 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3899 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
3900 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
3901 * config/sol2.c (solaris_output_init_fini): Update calls to
3902 ASM_OUTPUT_CALL. Include "rtl.h".
3904 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3906 * config/sol2-c.c (cmn_err_char_table): Add "p".
3908 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3910 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
3911 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
3913 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3915 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
3916 within the multilib directory.
3918 2004-11-15 Nick Clifton <nickc@redhat.com>
3920 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
3921 builtin assert of cpu=xstormy16.
3923 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
3925 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
3928 2004-11-14 Richard Henderson <rth@redhat.com>
3931 * calls.c (struct arg_data): Add parallel_value.
3932 (precompute_register_parameters): Set it.
3933 (load_register_parameters): Use it.
3934 (store_one_arg): Also set it here.
3936 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
3938 PR tree-optimization/18431
3939 * fold-const.c (associate_trees): Do not produce x + 0.
3940 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
3942 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
3944 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
3945 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
3947 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3949 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
3951 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
3953 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
3954 value-prof.c: Fix comment typos.
3956 2004-11-14 Stan Shebs <shebs@apple.com>
3958 Basic ABI changes for passing structs by value in 64-bit Darwin.
3959 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
3960 (rs6000_override_options): Set it for 64-bit Darwin.
3961 (rs6000_parse_abi_options): Add testing options to change it.
3962 (rs6000_return_in_memory): Test whether the type is one
3963 that can be passed in registers.
3964 (darwin64_function_arg_advance): New.
3965 (function_arg_advance): Call it, plus add recursion depth
3966 argument and test when counting off arguments.
3967 (rs6000_darwin64_function_arg): New.
3968 (function_arg): Call it.
3969 (setup_incoming_varargs): Add argument to function_arg_advance.
3970 (rs6000_darwin64_function_value): New.
3971 (rs6000_function_value): Call it.
3972 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
3973 * config/rs6000/rs6000-protos.h: Update decl of
3974 function_arg_advance.
3976 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
3979 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
3980 support TImode before adding __int128_t and __uint128_t types.
3982 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
3985 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
3986 (vect_transform_loop_bound): Set loop->nb_iterations.
3988 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
3989 Andrew Pinski <pinskia@physics.uc.edu>
3992 * tree-vectorize.c (vect_build_loop_niters): Do not insert
3993 NULL into the instruction stream. Initialize new_bb to NULL.
3994 (vect_update_ivs_after_vectorizer): Likewise.
3995 (vect_gen_niters_for_prolog_loop): Likewise.
3997 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
3999 PR tree-optimization/18431
4000 * tree-flow.h (stmt_references_memory_p): Declare.
4001 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
4002 * tree-ssa.c (stmt_references_memory_p): New function.
4004 2004-11-14 Andreas Schwab <schwab@suse.de>
4006 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
4009 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4011 * c-common.c (walk_stmt_tree): Remove.
4012 * c-common.h: Remove the corresponding prototype.
4014 * emit-rtl.c (push_to_full_sequence): Remove.
4015 * rtl.h: Remove the corresponding prototype.
4017 * cselib.c, expr.c: Fix comment typos.
4019 2004-11-13 Richard Henderson <rth@redhat.com>
4021 * calls.c (precompute_register_parameters): Force all PARALLELs
4022 into pseudo registers.
4023 (load_register_parameters): Copy PARALLELs into hard registers.
4024 * function.c (assign_parm_setup_block): Copy PARALLELS into
4025 pseudo registers. Do emit_group_store in conversion_insns.
4026 * expr.c (emit_group_load_1): Rename from emit_group_load, take
4027 tmps as an argument. Move final copy loop ...
4028 (emit_group_load): ... here. New function.
4029 (emit_group_load_into_temps, emit_group_move_into_temps): New.
4030 * expr.h: Declare them.
4032 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4034 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
4035 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
4036 with PHI_CHAIN where appropriate.
4038 2004-11-13 Dale Johannesen <dalej@apple.com>
4040 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
4041 (tree_block_label): Ditto.
4042 (flush_pending_stmts): Ditto.
4043 (insert_edge_copies): Ditto.
4044 (expr_invariant_in_loop_p): Ditto.
4045 (TDF_USE_OPS): Parenthesize definition.
4046 (TDF_USE_VOPS): Ditto.
4048 2004-11-13 David Edelsohn <edelsohn@gnu.org>
4050 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
4051 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
4053 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
4055 2004-11-14 Joseph Myers <joseph@codesourcery.com>
4057 * config/i386/i386.c (override_options): Move loop to set default
4058 tuning to correct place.
4060 2004-11-13 Zak Kipling <zak@transversal.com>
4063 * config/i386/i386.c (classify_argument): Fix infinite loop when
4064 passing object with 3 or more base classes by value.
4066 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4068 * doc/md.texi (constraints) <% modifier>: Mention that it is
4069 useless when the two alternatives are strictly identical.
4071 2004-11-13 Richard Henderson <rth@redhat.com>
4073 * expmed.c (extract_split_bit_field): Temporarily disable call to
4074 extract_force_align_mem_bit_field.
4076 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4078 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
4081 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
4082 lambda-code.c, postreload.c, predict.c, tree-sra.c,
4083 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
4085 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4087 * doc/install.texi (automake): Correctly document that everything now
4088 will use automake 1.9.3.
4090 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
4093 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
4094 TImode. Sorry for other non-complex larger-than-64-bit modes.
4095 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
4097 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4099 * doc/install.texi (automake): Document that everything now uses 1.9.
4101 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
4103 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
4106 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4108 * tree.h: Fix comment typos.
4110 2004-11-13 Steven Bosscher <stevenb@suse.de>
4112 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
4113 HARD_REGISTER_NUM_P.
4115 * cselib.c (new_cselib_val): Make comment correct and more detailed.
4116 * flow.c (mark_set_1): Likewise.
4118 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4119 duplicate_eh_regions): Remove.
4120 * except.h (duplicate_eh_regions): Remove prototype.
4121 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
4122 global_const_equiv_varray): Remove.
4123 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
4124 global_const_equiv_varray, set_label_in_map): Remove prototypes,
4125 extern declaration, and #define.
4126 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
4127 (struct inline_remap): Remove.
4128 * varray.c (struct element): Remove entry for const_equiv_data.
4129 * varray.h (struct const_equiv_data): Remove.
4130 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
4131 (union varray_data_tag) <const_equiv>: Remove.
4132 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
4133 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
4135 * regstack.c (record_label_references): Remove unused function.
4137 * rtl.def (VALUE): Update comment.
4138 (LABEL_REF): Remove unused operand 2.
4139 * rtl.h (struct rtx_def): Update for removed accessor macros.
4140 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
4141 REG_LOOP_TEST_P): Remove.
4142 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
4143 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
4144 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
4146 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
4147 Eric Botcazou <ebotcazou@libertysurf.fr>
4150 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
4152 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
4153 (V32I): New macro for 32-bit modes.
4154 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
4155 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
4156 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
4157 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
4158 one_cmpldi_sp64): Use V64I instead of DI.
4159 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
4160 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
4161 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
4162 (nandv64i_vis, nandv32i_vis): New patterns.
4164 2004-11-12 Mike Stump <mrs@apple.com>
4166 * Makefile.in: Add html support.
4167 * java/Make-lang.in: Likewise.
4168 * fortran/Make-lang.in: Likewise.
4169 * treelang/Make-lang.in: Likewise.
4170 * doc/install.texi: Likewise.
4171 * doc/makefile.texi: Likewise.
4172 * doc/sourcebuild.texi: Likewise.
4174 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4176 * tree-ssa-loop-manip.c: Fix a comment typo.
4178 2004-11-12 Mike Stump <mrs@apple.com>
4180 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
4181 renaming this node to Concept Index.
4182 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
4183 to more closely match gcc.texi.
4185 2004-11-12 Jeff Law <law@redhat.com>
4187 * tree-cfg.c (hashtab.h): Include.
4188 (struct edge_to_case_leader_elt): New structure.
4189 (edge_to_case_leader): New.
4190 (edge_to_case_leader_hash): New hashtable hasing function.
4191 (edge_to_case_leader_eq): New hashtable equality function.
4192 (record_switch_edge): New function.
4193 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
4194 (make_switch_expr_edges): Build the edge-to-case-leader
4195 hash table. Tear down the hash table when we're done.
4196 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
4198 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
4199 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
4200 to use new concept of case leaders to reduce overhead of
4201 redirecting outgoing edges from switch statements.
4202 * tree.c (get_case_label): New function.
4203 * tree.h (CASE_LABEL): Define in terms of get_case_label.
4204 (CASE_LEADER_OR_LABEL): Define.
4206 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4208 * varasm.c (output_addressed_constants): For CONST_DECLs,
4209 output the initializer if present.
4211 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4213 * config/rs6000/darwin.h: Fix confusing typo in comment.
4215 2004-11-12 Devang Patel <dpatel@apple.com>
4217 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
4219 2004-11-12 Devang Patel <dpatel@apple.com>
4221 * tree-if-conv.c (clean_predicate_lists): Use loop header
4224 2004-11-12 Richard Henderson <rth@redhat.com>
4227 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4228 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4229 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4230 * config/i386/i386-modes.def (XF): Use it.
4232 2004-11-11 Geoffrey Keating <geoffk@apple.com>
4234 * Makefile.in (macro_list): Use move-if-change to avoid spurious
4237 2004-11-12 Mark Mitchell <mark@codesourcery.com>
4240 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
4241 when deciding whether to pass a variable to
4242 cgraph_varpool_finalize_decl or assemble_variable.
4243 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
4245 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
4247 * tree-vectorizer.c: Fix a comment typo.
4249 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
4251 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
4253 2004-11-12 Diego Novillo <dnovillo@redhat.com>
4255 * tree-scalar-evolution.c (analyzable_condition): Remove
4256 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
4258 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
4260 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4261 Remove m505/roe multilib variant.
4263 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4265 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
4266 to load from the stack.
4268 2004-11-12 Richard Henderson <rth@redhat.com>
4270 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
4271 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
4272 * toplev.h (FL2T__): Remove.
4273 (CLZ_HWI): Rename from FL2T_CLZ__.
4275 (floor_log2): Simplify.
4278 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4280 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
4281 compute the first overlapping iterations.
4283 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4286 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
4287 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
4289 2004-11-12 Steven Bosscher <stevenb@suse.de>
4291 PR tree-optimization/18419
4292 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
4293 pointer set instead of a bitmap.
4294 (walk_use_def_chains): Create, pass and clean up that pointer_set.
4296 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
4298 (init_alias_info): Allocate and zero it here.
4299 (delete_alias_info): Delete it here.
4300 (collect_points_to_info_for): Use it.
4302 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4304 * alias.c (record_alias_subset, addr_side_effect_eval):
4306 * alias.h: Remove the prototype for record_alias_subset.
4307 * expr.h: Remove the commented-out prototype for
4308 record_alias_subset.
4309 * rtl.h: Remove the prototype for addr_side_effect_eval.
4311 * cfglayout.c (choose_inner_scope): Make it static.
4312 * rtl.h: Remove the corresponding prototype.
4314 * cfgloopmanip.c (update_single_exits_after_duplication,
4315 unloop): Make them static.
4316 * cfgloop.h: Remove the corresponding prototypes.
4318 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
4320 * c-tree.h: Remove the corresponding prototypes.
4322 * explow.c (round_push): Make it static.
4323 * expr.h: Remove the corresponding prototype.
4325 * varasm.c (get_named_section_flags, decl_tls_model): Make
4327 * output.h: Remove the prototype for get_named_section_flags.
4328 * tree.h: Remove the prototype for decl_tls_model.
4330 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4332 * function.c (expand_function_end): Remove an "if" statement
4333 that always triggers.
4334 * stmt.c (expand_null_return_1): Likewise.
4336 2004-11-11 James E. Wilson <wilson@specifixinc.com>
4338 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
4339 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
4340 CLASS_MAX_NREGS): Likewise.
4342 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4344 PR tree-optimization/17742
4345 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
4346 MINUS_EXPR correctly.
4348 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
4350 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
4351 Give up as soon as the evolution is known not computable.
4353 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4356 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
4357 mask64_1or2_operand.
4358 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
4359 to spot rlwinm opportunities.
4360 (and64_2_operand): Use mask_1or2_operand.
4361 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
4363 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
4365 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
4366 (vect_update_ivs_after_vectorizer): Update function documentation.
4367 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
4369 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4371 * config/arm/arm.c: Fix a comment typo.
4373 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4375 * bitmap.h (nBITMAP_WORD_BITS): Remove.
4376 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
4377 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
4379 (bitmap_first_set_bit): Return unsigned, use ctzl.
4380 (bitmap_last_set_bit): Remove.
4381 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
4383 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
4384 remove special case code for two word elements.
4385 (bitmap_last_set_bit): Remove.
4386 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
4387 bitmap_first_set_bit with bitmap_empty_p.
4388 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
4389 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
4390 bitmap_last_bit_set.
4392 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4395 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
4398 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
4399 unsigned equality compare when we know the operands are unsigned.
4401 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
4403 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
4404 __PIC__ and __pic__ only if TARGET_ABICALLS.
4405 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
4406 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
4407 -KPIC only if not -mno-abicalls.
4409 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
4410 * config/sparc/linux.h, config/sparc/linux64.h
4411 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
4413 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
4414 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
4415 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
4416 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
4418 2004-11-11 Paul Brook <paul@codesourcery.com>
4420 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
4421 register if current_function_uses_pic_offset_table is set.
4423 2004-11-10 David Edelsohn <edelsohn@gnu.org>
4425 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
4426 Change multi-instruction sequences to new attribute.
4427 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
4428 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
4429 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
4431 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
4433 * tree-data-ref.c (build_classic_dist_vector): If either loop
4434 is outside of the nest we asked about, the dependence can't
4436 (build_classic_dir_vector): Ditto.
4438 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
4440 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
4442 (force_var_cost): Determine cost of addition and multiplication more
4444 (get_computation_cost_at): Add cost for computing address elements to
4447 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
4448 one of the arguments of MINUS_EXPR is an address.
4449 (split_address_to_core_and_offset): New function.
4450 (ptr_difference_const): Handle case when one of the operands is a
4452 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
4453 (ptr_difference_cost): Pass addresses instead of objects to
4454 ptr_difference_const.
4456 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
4458 * tree.c (tree_check_failed): Emit general error if the list of
4459 node types is empty.
4461 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4463 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
4464 argument. When the union is passed in the 6th slot, build a
4465 PARALLEL with only one element.
4466 (function_arg): Adjust call to function_arg_union_value.
4467 (function_value): Likewise.
4469 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
4471 PR tree-optimization/17892
4472 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
4473 MINUS_EXPR operator.
4475 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
4478 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
4479 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
4481 2004-11-10 Steven Bosscher <stevenb@suse.de>
4483 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
4484 (struct basic_block_def): Remove local_set and cond_local_set
4485 fields. Update comment for global_live_at_start.
4486 * flow.c (calculate_global_regs_live): Allocate local_sets and
4487 cond_local_sets here as arrays of bitmaps previously stored in
4488 bb->local_set and bb->cond_local_set. Use xmalloc instead of
4489 obstack allocated bitmaps.
4491 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
4494 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
4497 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
4499 2004-11-09 Jeff Law <law@redhat.com>
4501 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
4502 argument holding last unvisited block. Start search for
4503 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
4504 (connect_infinite_loops_to_exit): Supply last unvisited block
4505 to flow_dfs_compute_reverse_execute.
4507 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
4509 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
4511 (floatunssidf2): Same.
4513 ("extendsfdf2"): New expander.
4514 (*extendsfdf2_fpr): Rename.
4515 (*truncdfsf2_fpr): Same.
4516 (*negdf2_fpr): Same.
4517 (*absdf2_fpr): Same.
4518 (*nabsdf2_fpr): Same.
4519 (*adddf3_fpr): Same.
4520 (*subdf3_fpr): Same.
4521 (*muldf3_fpr): Same.
4522 (*divdf3_fpr): Same.
4524 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
4525 ("spe_fix_truncdfsi2"): Same.
4526 (spe_floatunssidf2): Same.
4527 (spe_floatsidf2): Same.
4529 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4532 * c-common.c (fname_decl): Don't use line number of decl in
4535 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4537 * config/s390/s390-protos.h (s390_pool_operand): Remove.
4538 * config/s390/s390.c (s390_pool_operand): Likewise.
4539 (s390_extra_constraint_str): Handle 'B' constraints.
4540 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
4541 * config/s390/s390.md: Document 'B' constraints.
4542 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
4543 s390_pool_operand to prevent insns with two literal pool
4544 references. Make pattern commutative.
4545 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
4546 'B' constraint instead of s390_pool_operand.
4548 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4550 * tree-cfg.c (create_bb): Remove unnecessary memset.
4552 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4554 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
4555 (thread_block): Call flush_pending_stmt instead of
4558 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4560 * loop-iv.c (iv_number_of_iterations): Make it static.
4561 * cfgloop.h: Remove the corresponding prototype.
4563 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4565 * function.c (combine_temp_slots, assign_parms,
4566 expand_pending_sizes): Make them static.
4567 * tree.h: Remove the corresponding prototypes.
4569 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4571 * emit-rtl.c (copy_most_rtx): Remove.
4572 * rtl.h: Remove the corresponding prototype.
4574 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4576 * cfgloop.c (flow_loops_update): Remove.
4577 * cfgloop.h: Remove the corresponding prototype.
4579 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4581 * conflict.c (mark_reg, conflict_graph_compute): Remove.
4582 * basic-block.h: Remove the prototype for
4583 conflict_graph_compute.
4585 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4587 * tree-if-conv.c (add_to_dst_predicate_list): Change the
4588 second argument to basic_block.
4589 (tree_if_convert_cond_expr): Update call sites.
4591 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4593 * fold-const.c (pedantic_non_lvalue): Make it static.
4594 * tree.h: Remove the corresponding prototype.
4596 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4598 * optabs.c (prepare_operand): Make it static.
4599 * optabs.h: Remove the corresponding prototype.
4601 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4603 * reload1.c (reloads_conflict, gen_reload): Make them static.
4604 * reload.h: Remove the corresponding prototypes.
4606 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4608 * reload.c (refers_to_mem_for_reload_p,
4609 refers_to_regno_for_reload_p): Make them static.
4610 * reload.h: Remove the corresponding prototypes.
4612 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
4613 Eric Botcazou <ebotcazou@libertysurf.fr>
4616 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
4617 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
4618 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
4619 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
4620 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
4621 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
4622 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
4623 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
4624 MODE_VECTOR_INT modes.
4625 (sparc_extra_constraint_check): Add new constraint 'Y'.
4626 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
4627 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
4628 (V64): New mode macro for 64-bit modes.
4629 (movsf): Use V32 for mode instead of SF.
4630 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
4631 alongside 'G' constraint.
4632 (movdf): Use V64 for mode instead of DF.
4633 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
4634 of DF. Add 'Y' constraint alongside 'G' constraint.
4635 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
4638 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4640 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
4641 integer NEG and ABS.
4642 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
4643 ("*negdi2_31"): Reimplement using a splitter.
4644 ("*negdi2_cc", "*negdi2_cconly"): New insns.
4645 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
4646 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
4647 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
4648 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
4649 ("*absdi2_cc", "*absdi2_cconly"): New insns.
4650 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
4651 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
4652 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
4653 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
4654 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
4655 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
4656 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
4657 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
4658 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
4660 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4662 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
4663 when eliminating an UNSPEC_CMPINT.
4664 (s390_secondary_input_reload_class): Fix test for CC register reload.
4665 (s390_secondary_output_reload_class): Likewise.
4666 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
4667 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
4668 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
4669 insn patterns with splitters.
4671 2004-11-09 David Edelsohn <edelsohn@gnu.org>
4673 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
4674 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
4676 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4678 * tree-phinodes.c (phi_reverse): New.
4679 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
4681 * tree-flow.h: Add a prototype for phi_reverse.
4683 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4685 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4687 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
4690 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
4693 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4695 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
4696 instead of "arg" in diagnostics.
4698 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4700 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
4701 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
4702 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
4703 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4704 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
4705 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
4706 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
4707 config/iq2000/iq2000.c, config/m32r/m32r.c,
4708 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
4709 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
4710 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
4711 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
4712 config/sh/symbian.c, config/stormy16/stormy16.c,
4713 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
4714 and %> as appropriate. Use %' as apostrophe in diagnostics where
4715 applicable. Use %< and %> in place of '' quotes where applicable.
4716 Use %qs in place of %<%s%>. Consistently quote __builtin function
4719 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
4721 * gdbinit.in (pbb, pbm): New macros.
4723 2004-11-08 Jeff Law <law@redhat.com>
4725 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
4726 implementing it inline.
4728 * cfganal.c (find_edge): Search pred->succs or succ->preds,
4729 whichever is shorter.
4731 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4733 * passes.c (rest_of_handle_jump): Remove dead code.
4735 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4737 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
4738 the last used element in the worklist.
4740 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4742 * tree-inline.c (remap_save_expr): Make it static.
4743 * tree-inline.h: Remove the corresponding prototype.
4745 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4747 * tree-ssa-loop-niter.c (upper_bound_in_type,
4748 lower_bound_in_type): Make them static.
4749 * tree.h: Remove the corresponding prototypes.
4751 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4753 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
4755 * tree-ssa-live.h: Remove the corresponding prototypes.
4757 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4759 * tree-if-conv.c (tree_if_conversion): Make it static.
4760 * tree-flow.h: Remove the corresponding prototype.
4762 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4764 * tree-ssa-operands.c (build_ssa_operands): Make it static.
4765 * tree-flow.h: Remove the corresponding prototype.
4767 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
4770 * tree-inline.c (copy_body_r): Change "t = t" to empty
4771 statement instead of "t".
4773 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4775 * modulo-sched.c (create_partial_schedule,
4776 free_partial_schedule, reset_partial_schedule,
4777 ps_add_node_check_conflicts, rotate_partial_schedule): Make
4780 2004-11-08 Richard Henderson <rth@redhat.com>
4782 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
4785 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4787 * sched-deps.c (add_insn_mem_dependence): Make it static.
4788 * sched-int.h: Remove the corresponding prototypes.
4790 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4792 * flow.c (allocate_bb_life_data): Make it static.
4793 * basic-block.h: Remove the corresponding prototype.
4795 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4797 * calls.c (split_complex_values, split_complex_types): Make
4799 * expr.h: Remove the corresponding prototypes.
4801 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
4803 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
4804 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4806 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4808 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
4809 statements that always trigger.
4811 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4813 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
4814 tree-scalar-evolution.c, tree-ssa-loop-im.c,
4815 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
4816 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
4819 2004-11-08 Ben Elliston <bje@au.ibm.com>
4821 * cgraph.h (cgraph_calls_p): Remove.
4822 * cgraph.c (cgraph_calls_p): Likewise.
4824 * varray.h (varray_copy): Remove.
4825 * varray.c (varray_copy): Likewise.
4827 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
4830 * config/darwin.c (machopic_indirect_data_reference):
4831 Call gen_macho_high and gen_macho_low instead of
4832 checking the mode and calling gen_macho_high_di directly.
4833 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4834 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
4836 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
4837 load_macho_picbase, macho_low, macho_high): Removed.
4838 (builtin_setjmp_receiver): Call gen_macho_high and
4839 gen_macho_low instead of checking the mode and calling
4840 gen_macho_high_di directly.
4841 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
4842 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
4843 Moved from rs6000.md.
4844 (macho_high): New expander.
4845 (macho_high_si): Renamed version of macho_high from rs6000.md.
4846 (macho_low): New expander.
4847 (macho_low_si): Renamed version of macho_low from rs6000.md.
4848 (load_macho_picbase): New expander.
4849 (load_macho_picbase_si): Renamed version of load_macho_picbase
4851 (macho_correct_pic): New expander.
4852 (macho_correct_pic_si): Renamed version of macho_correct_pic
4855 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
4857 * c-decl.c (finish_struct): Use complete sentences for diagnostic
4858 for structures or unions with no members or named members.
4860 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
4862 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
4863 taking address of bit-field by assertion.
4865 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4867 * config/s390/s390.md (attribute "op_type"): Default to "NN".
4868 (attribute "atype"): Default to "agen".
4869 (attribute "length"): Default to 6.
4870 (define_asm_attibutes): Remove.
4871 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
4872 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
4873 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
4874 Do not set type attribute to "cs" where already default.
4875 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
4877 Do not set type attribute to "other" where already default.
4878 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
4879 "*strlendi", "*strlensi",
4880 "*movmem_long_64", "*movmem_long_31",
4881 "*clrmem_long_64", "*clrmem_long_31",
4882 "*cmpmem_long_64", "*cmpmem_long_31",
4883 "*cmpint_si", "*cmpint_di",
4884 "addti3", "*adddi3_31z", "*adddi3_31",
4885 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
4886 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
4887 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
4888 "*pool_entry", "pool_align", "pool_section_start",
4889 "pool_section_end", "main_pool", "reload_base_31", "pool"):
4890 Do not set op_type attribute to "NN" where already default.
4891 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
4892 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
4893 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
4894 Do not set atype attribute to "agen" where already default.
4895 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
4897 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
4899 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
4901 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
4904 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
4905 R3000 and R4000 macros on IRIX.
4907 2004-11-06 Andreas Schwab <schwab@suse.de>
4910 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
4913 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4915 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
4917 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4919 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
4920 matches no insns already matched by other reservations.
4921 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
4922 matches no insns already matched by other reservations.
4923 ("x_ss"): Remove, replace by ...
4924 ("x_cs"): ... this new reservation. Check type instead of op_type.
4925 Update bypasses to use x_cs instead of x_ss.
4926 ("x_nn"): Remove, replace by ...
4927 ("x_other"): ... this new reservation. Check type instead of op_type.
4928 Add x_other and x_branch to bypasses.
4929 ("x_vs"): New reservation.
4930 * config/s390/s390.md (attribute "type"): Default according to op_type.
4931 ("*execute"): Set type to "cs".
4933 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4935 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
4936 if we are in GIMPLE.
4938 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
4940 PR rtl-optimization/17933
4941 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
4942 (covers_regno_p): New function. Handle SETs of PARALLEL,
4943 and defer the rest to...
4944 (covers_regno_no_parallel_p): New function.
4946 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4948 * config/sparc/sparc.c (function_arg_record_value_1): Skip
4949 fields with zero length.
4950 (function_arg_record_value_2): Likewise.
4951 (function_arg_record_value_3): Use smallest_mode_for_size
4952 instead of mode_for_size.
4953 (function_arg_union_value): Return naked register for unions
4956 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4958 * config/sparc/sparc.c (scan_record_type): Handle vector types.
4959 (function_arg_slotno): Handle vector types specially.
4960 (function_arg_record_value_1): Split fields with vector type and
4961 BLKmode into their subparts.
4962 (function_arg_record_value_2): Likewise. Be prepared to handle
4963 more than 2 registers per field.
4964 (function_arg_union_value): Increment regno inside the loop.
4965 (function_arg_vector_value): New function.
4966 (function_arg): Use it to split fields with vector type and
4967 BLKmode into their subparts and build a PARALLEL. Treat
4968 other vector types like floats.
4969 (function_value): Likewise.
4970 (sparc_pass_by_reference): Handle vector types.
4971 (sparc_return_in_memory): Likewise.
4973 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4975 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
4976 statement that never triggers.
4978 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4980 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
4981 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
4982 ("x_fdivd"): Use also for fsqrtd type.
4983 ("x_fdivs"): Use also for fsqrts type.
4984 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
4985 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
4986 ("fix_truncdfsi2_ibm"): Set type to "other".
4987 ("floatdidf2", "floatdisf2"): Do not clobber CC.
4988 ("floatsidf2", "floatsidf2_ieee"): Likewise.
4989 ("floatsisf2", "floatsisf2_ieee"): Likewise.
4990 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
4991 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
4993 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
4994 ("sqrtdf2"): Set type to "fsqrtd".
4995 ("sqrtsf2"): Set type to "fsqrts".
4997 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4999 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
5000 pointer to the last PHI node in the new PHI chain.
5002 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
5004 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
5005 for non-PIC TLS_MODEL_INITIAL_EXEC case.
5007 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5009 * expmed.c: Fix a comment typo.
5011 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5014 * config/i386/cygming.h
5015 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
5017 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5019 * config/sh/sh4a.md: Fix copyright.
5021 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5023 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
5026 2004-11-05 David Edelsohn <edelsohn@gnu.org>
5028 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
5029 when carry not used. Suggested by Torbjorn Granlund.
5031 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
5032 operand[1] unnecessarily. Suggested by Eric Christopher.
5033 (rs6000_adjust_cost): Increase latency of store to wider load.
5034 (rs6000_rtx_costs): mulli only allows 16-bit constants.
5036 2004-11-05 Stan Shebs <shebs@apple.com>
5038 * config/rs6000/rs6000.c (machopic_output_stub): Output
5039 ldu instead of lwzu for 64-bit stubs.
5041 2004-11-05 Richard Henderson <rth@redhat.com>
5043 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
5045 (alpha_expand_unaligned_store): Likewise.
5047 2004-11-05 Richard Henderson <rth@redhat.com>
5049 * expmed.c (extract_force_align_mem_bit_field): New.
5050 (extract_split_bit_field): Call it.
5052 2004-11-05 Richard Henderson <rth@redhat.com>
5054 * ia64.md (UNSPEC_SHRP): New.
5055 (dshift_count_operand): New.
5056 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
5057 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
5059 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5061 * c-typeck.c (output_init_element): Return early if value is
5064 2004-11-05 James E Wilson <wilson@specifixinc.com>
5066 * invoke.texi (-fno-guess-branch-probability): Rewrite.
5068 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
5069 1 to UNSPEC_GR_SPILL.
5071 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
5073 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
5074 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
5076 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
5078 * bitmap.h (enum bitmap_bits): Remove.
5079 (bitmap_operation): Remove.
5080 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5081 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5082 bitmap_xor_into): Prototype.
5083 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
5084 (bitmap_operation): Remove.
5085 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5086 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5087 bitmap_xor_into): New.
5088 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
5090 PR tree-optimization/18307
5091 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
5092 and ORIG being the same node.
5094 2004-11-04 Geoffrey Keating <geoffk@apple.com>
5096 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
5097 (install-mkheaders): Install the version built for the
5098 host, not for the build machine.
5099 * configure.ac: Always run fixincludes.
5100 (all_outputs): Remove mkheaders.
5101 * configure: Regenerate.
5102 * fixinc.in: Move to fixincludes/.
5103 * mkfixinc.sh: Likewise.
5104 * mkheaders.in: Likewise.
5105 * README-fixinc: Likewise.
5107 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
5110 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
5111 equivalent on the A4.
5113 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5115 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
5116 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
5117 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
5118 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
5119 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
5120 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
5121 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
5122 doc/trouble.texi: Correct end-of-sentence markup and markup of
5123 "etc.", "e.g." and "i.e.". Use @code in various places where
5126 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5128 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
5129 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
5130 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
5133 2004-11-04 Mark Mitchell <mark@codesourcery.com>
5135 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
5136 * doc/extend.texi: Document "notshared" attribute.
5138 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5140 * tree-phinodes.c (make_phi_node): Make it static.
5141 * tree.h: Remove the prototypes for make_phi_node.
5143 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5145 * stmt.c (expand_asm, expand_asm_operands): Make them static.
5146 * tree.h: Remove the prototypes for expand_asm and
5147 expand_asm_operands.
5149 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5151 * passes.c (rest_of_compilation): Make it static.
5152 * toplev.h: Remove the prototype for rest_of_compilation.
5154 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5156 * jump.c (cleanup_barriers): Use delete_insn instead of
5158 (delete_barrier): Remove.
5159 * rtl.h: Remove the corresponding prototype.
5161 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5163 * expr.c (mostly_zero_p): Make it static.
5164 * tree.h: Remove the prototype for mostly_zeros_p.
5166 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5168 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
5170 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5172 * builtins.c (expand_builtin_return_addr,
5173 expand_builtin_longjmp, expand_builtin_trap): Make them static.
5174 * expr.h: Remove the prototypes for expand_builtin_longjmp and
5175 expand_builtin_trap.
5176 * tree.h: Remove the prototype for expand_builtin_return_addr.
5178 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5180 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
5181 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
5182 with VAL being NULL.
5184 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5186 * cfghooks.c (delete_basic_block): Remove code to truncate
5189 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
5191 * flow.c (init_propagate_block_info): Change the type of i to
5194 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5196 PR tree-optimization/18184
5197 * c-typeck.c (comptypes): Do not treat pointers of different
5198 modes or alias-all flags as equivalent.
5199 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
5201 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
5203 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
5204 reference specific C parser files in examples.
5206 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
5209 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
5210 as OP_INOUT if the instruction is predicated.
5212 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5214 * bitmap.h: Fix a comment typo. Follow spelling conventions.
5215 * tree-vectorizer.c: Fix a comment typo.
5217 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5219 * sdbout.c (SDB_GENERATE_FAKE): Remove.
5220 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
5221 * system.h: Poison SDB_GENERATE_FAKE.
5222 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
5224 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5226 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
5228 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5231 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
5234 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
5236 * predict.c (propagate_freq): Make bitno unsigned. Move
5237 npredecessors update out of loop.
5239 * bitmap.h (bitmap_iterator): Remove word_bit and bit
5240 fields. Rename others.
5241 (bmp_iter_common_next_1, bmp_iter_single_next_1,
5242 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
5243 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
5244 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
5245 bmp_iter_and_next): Remove.
5246 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
5247 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
5249 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
5250 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
5252 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
5253 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
5254 bitmap_and_into, bitmap_ior_into as appropriate.
5255 * except.c (remove_eh_handler): Likewise.
5256 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
5257 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5258 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
5259 * tree-ssa-live.h (live_merge_and_clear): Likewise.
5260 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
5263 * bitmap.c (bitmap_print): Make bitno unsigned.
5264 * bt-load.c (clear_btr_from_live_range,
5265 btr_def_live_range): Likewise.
5266 * caller-save.c (save_call_clobbered_regs): Likewise.
5267 * cfganal.c (compute_dominance_frontiers_1): Likewise.
5268 * cfgcleanup.c (thread_jump): Likewise.
5269 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5270 * conflict.c (conflict_graph_compute): Likewise.
5271 * ddg.c (add_deps_for_use): Likewise.
5272 * df.c (df_refs_update): Likewise.
5273 * except.c (remove_eh_handler): Likewise.
5274 * flow.c (verify_local_live_at_start, update_life_info,
5275 initialize_uninitialized_subregs, propagate_one_insn,
5276 free_propagate_block_info, propagate_block, find_use_as_address,
5277 reg_set_to_hard_reg_set): Likewise.
5278 * gcse.c (clear_modify_mem_tables): Likewise.
5279 * global.c (global_conflicts, build_insn_chain): Likewise.
5280 * ifcvt.c (dead_or_predicable): Likewise.
5281 * local-alloc.c (update_equiv_regs): Likewise.
5282 * loop.c (load_mems): Likewise.
5283 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
5285 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
5287 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
5288 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
5289 * sched-rgn.c (propagate_deps
5290 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
5291 * tree-dfa.c (dump_dfa_stats
5292 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
5293 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
5295 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
5296 free_temp_expr_table, find_replaceable_exprs): Likewise.
5297 * tree-sra.c (scan_function, scalarize_parms): Likewise.
5298 * tree-ssa-alias.c (init_alias_info,
5299 compute_points_to_and_addr_escape,
5300 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
5301 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
5302 * tree-ssa-live.c (new_tree_live_info, live_worklist,
5303 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
5304 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
5305 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
5306 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
5307 add_call_read_ops): Likewise.
5308 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
5309 * tree-ssa-live.h (num_var_partitions): Return unsigned.
5311 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
5313 PR tree-optimization/18009
5314 * tree-vectorizer.h (enum dr_alignment_support): New type.
5315 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
5316 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
5317 single data_reference (instead of a varray of references).
5318 * tree-vectorizer.c (new_loop_vec_info): Likewise.
5319 (vect_gen_niters_for_prolog_loop): Likewise.
5320 (vect_update_inits_of_drs): Likewise.
5322 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
5323 vect_enhance_data_refs_alignment.
5324 (vect_do_peeling_for_alignment): Likewise.
5325 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
5326 this functionality used to be in vect_analyze_data_refs_alignment.
5327 Also update DR_MISALIGNMENT due to peeling; this functionality used to
5328 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
5329 (vect_analyze_data_refs_alignment): Decision on whether and by how much
5330 to peel moved to vect_enhance_data_refs_alignment. Call
5331 vect_supportable_dr_alignment.
5333 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
5334 (vect_compute_data_refs_alignment): Return bool. Consider return value
5335 of vect_compute_data_ref_alignment and return true/false accordingly.
5336 (vect_enhance_data_refs_alignment): Consider return value of
5337 vect_compute_data_refs_alignment and return true/false accordingly.
5339 (vect_supportable_dr_alignment): New function.
5340 (vectorizable_store): Call vect_supportable_dr_alignment.
5341 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
5342 support checks moved from here to vect_supportable_dr_alignment.
5344 (vect_transform_loop): Avoid 80 columns overflow.
5346 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5348 * timevar.c (timevar_enable): Change from
5350 (timevar_push): Rename to ...
5351 (timevar_push_1): this and remove the
5353 (timevar_pop): Rename to ...
5354 (timevar_pop_1): this and remove the
5356 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
5357 (timevar_pop): New macro.
5358 (timevar_push): New macro.
5359 (timevar_enable): Declare.
5361 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5363 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
5364 libgcc for shared libraries.
5366 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5368 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
5369 * config/s390/s390.c (s390_split_access_reg): New function.
5370 (regclass_map): Add access registers.
5371 (get_thread_pointer): Use access register instead of UNSPEC_TP.
5372 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
5373 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
5374 (TP_REGNUM): New define.
5375 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5376 REG_ALLOC_ORDER): Add access registers.
5377 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
5378 CANNOT_CHANGE_MODE_CLASS): Support access registers.
5379 (enum reg_class): Add ACCESS_REGS.
5380 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5381 (REG_CLASS_FROM_LETTER): Add 't' constraint.
5382 (REGISTER_NAMES): Add access registers.
5383 * config/s390/s390.md (UNSPEC_TP): Remove.
5384 ("*movdi_64"): Add access register alternatives. Provide splitters
5385 to split DImode access register <-> GPR moves into SImode moves.
5386 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
5387 ("movstrictsi"): Likewise.
5388 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
5389 ("set_tp_64", "set_tp_31"): Likewise.
5390 ("*set_tp"): New insn.
5392 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5394 * tree-phinodes.c (resize_phi_node): Copy only a portion of
5395 the PHI node currently in use.
5397 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5400 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
5403 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
5405 PR tree-optimization/18270
5406 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
5407 abnormal edges, commit all pending stmts on incoming edges.
5409 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5411 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
5412 cause extra costs. Generate canonical RTL.
5414 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
5416 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
5417 (lambda_compute_target_space). Ditto.
5418 * lambda.h (lambda_trans_matrix): Ditto.
5419 (lambda_linear_expression): Ditto.
5420 (lambda_body_vector): Ditto.
5421 (lambda_loopnest): Ditto.
5422 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
5423 update comments, and remove pointless addition of 0.
5424 (linear_transform_loops): Update comments.
5426 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
5428 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
5431 2004-11-03 Jeff Law <law@redhat.com>
5433 * predict.c (struct block_info_def): Kill "tovisit" field.
5434 (propagate_freq): Accept new "tovisit" parameter. Change
5435 read/write access methods for "tovisit" to check the "tovisit"
5436 bitmap instead of a bit in block_info_def.
5437 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
5438 it to propagate_freq.
5440 * stmt.c (expand_case): Speed up code to detect duplicate case
5441 label targets and count unique case label targets.
5443 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5445 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
5447 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5449 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
5451 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5453 * tree-cfg.c (find_taken_edge): Abort if we are given a
5454 statement that is neither COND_EXPR nor SWITCH_EXPR.
5456 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
5458 * fold-const.c (fold): Reassociate also (x - mult) + mult and
5459 (mult - x) + mult. Cast operands of expression after applying
5460 distributive law to the correct types. Apply distributive law
5461 to a * c - b * c for all non-float types.
5463 2004-11-02 Geoffrey Keating <geoffk@apple.com>
5465 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
5466 because we don't want to run them now; instead, set them to
5467 stmp-install-fixproto or stmp-install-fixinc.
5468 * Makefile.in (stmp-install-fixproto): New.
5469 (stmp-install-fixinc): New.
5470 * configure: Regenerate.
5472 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5474 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
5477 2004-11-02 Ziemowit Laski <zlaski@apple.com>
5479 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
5480 (c_types_compatible_p): Move function definition...
5481 * c-objc-common.c (c_types_compatible_p): ...here.
5482 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
5485 2004-11-02 Steven Bosscher <stevenb@suse.de>
5487 * cfgloop.h (struct loop): Update comment.
5488 * cse.c (cse_main): Remove obsolete comment.
5490 * expr.h (gen_cond_trap): Move prototype under functions provided
5492 (canonicalize_condition, get_condition): Move to...
5493 * rtl.h (canonicalize_condition, get_condition): ...here.
5494 (branch_target_load_optimize): Add comment that this function is
5496 * loop.c (canonicalize_condition, get_condition): Move to...
5497 * rtlanal.c (canonicalize_condition, get_condition): ...here.
5498 * sched-deps.c (get_condition): Rename to sched_get_condition.
5499 (add_dependence): Update this caller.
5501 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5504 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
5505 that the vops get marked for renaming.
5507 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
5509 * config/s390/s390.md ("movcc"): Set type attribute.
5511 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5513 * tree-phinodes.c (add_phi_arg): Add an assertion that the
5514 edge already exists.
5516 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5518 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
5519 element that's being removed.
5521 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5523 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
5524 arguments using PENDING_STMT.
5525 (thread_block): Call copy_phis_to_block after redirecting an
5528 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5530 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
5531 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
5532 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
5533 (bitmap_ior_and_compl_into): Produce bool.
5534 (bitmap_union_of_diff): Rename to ...
5535 (bitmap_ior_and_compl): ... here. Produce bool.
5536 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
5537 bitmap_operation directly.
5538 (bitmap_union_of_diff): Rename to ...
5539 (bitmap_ior_and_compl): ... here. Return bool, use
5540 bitmap_operation directly.
5541 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
5542 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
5543 * global.c (modify_bb_reg_pav): Likewise.
5545 * bitmap.h (bitmap_equal_p): Return bool.
5546 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
5547 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
5548 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
5549 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
5550 bitmap_intersect_compl_p.
5551 * ifcvt (dead_or_predicable): Likewise.
5553 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5555 PR rtl-optimization/17104
5556 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
5557 loads in zero_extend.
5559 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
5562 * toplev.c (debug_type_names): Remove "dwarf-1".
5564 2004-11-02 Ben Elliston <bje@au.ibm.com>
5566 * timevar.h (timevar_get): Remove.
5567 * timevar.c (timevar_get): Remove unused function.
5569 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
5571 * doc/include/texinfo.tex: Update from Texinfo CVS.
5573 2004-11-02 Ben Elliston <bje@au.ibm.com>
5575 * cppdefault.h (cpp_SYSROOT): Remove.
5576 * cppdefault.c (cpp_SYSROOT): Likewise.
5578 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
5580 PR tree-optimization/16447
5581 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
5582 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
5583 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
5584 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
5585 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
5586 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
5587 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
5588 (identical_copies_p): New. Return true is two copies are the same.
5589 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
5590 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
5592 (perform_edge_inserts): New. Determine what to do with all stmts that
5593 have been inserted on edges.
5594 (remove_ssa_form): Analyze and commit edges from here.
5596 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
5599 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
5600 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
5601 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5602 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
5604 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
5607 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
5608 parameter declarations.
5610 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
5612 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
5613 (s390_secondary_input_reload_class)
5614 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
5616 (s390_expand_cmpmem): Enable cmpmem implementation.
5617 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
5618 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
5619 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
5620 * config/s390/s390.md ("movcc"): New insn pattern.
5621 * doc/md.texi: Document 'c' constraint for s390.
5623 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
5626 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
5629 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
5631 Fix PR tree-optimization/17672
5632 Fix PR tree-optimization/18168
5634 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
5636 (gcc_tree_to_linear_expression): Add extra to existing constant.
5637 (depth_of_nest): Factor out function used in various places.
5638 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
5640 (find_induction_var_from_exit_cond): Stop guessing, and just
5641 get the right answer :).
5642 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
5643 Print out message about result of attempt to create perfect nest.
5644 (lbv_to_gcc_expression): Add type argument, use it to do math
5645 and induction variable creation.
5646 (lle_to_gcc_expression): Ditto.
5647 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
5648 oldiv. Pass type argument to lle_to_gcc_expression and
5649 lbv_to_gcc_expression.
5650 Reset number of iterations after transformation.
5651 (perfect_nestify): Remove useless pre-allocation, and cleanup
5654 * tree-data-ref.c (build_classic_dist_vector): Return false for
5655 dependences completely outside of the loop nest we asked about.
5656 (build_classic_dir_vector): Ditto.
5657 (compute_data_dependences_for_loop): Only add dependence relations
5658 inside the loop we asked about.
5660 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
5661 Compute immediate uses.
5663 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
5665 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
5667 * tree-cfg.c (thread_jumps): Fix a comment typo.
5669 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
5671 * tree-cfg.c (thread_jumps): Fix a comment typo.
5673 2004-10-31 Nicolas Pitre <nico@cam.org>
5675 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
5676 values smaller than 2^32.
5678 2004-10-31 Jeff Law <law@redhat.com>
5680 * cfgloop.h (struct loop): Remove unused "nodes" field.
5681 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
5682 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
5683 instead of calling flow_bb_inside_loop_p for every basic block
5685 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
5687 2004-10-31 Graham Stott <graham.stott@btinternet.com>
5689 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
5690 INT_5_BITS instead of VAL_5_BITS_P.
5692 2004-10-31 Roger Sayle <roger@eyesopen.com>
5695 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
5696 for consistent quoting in diagnostic messages.
5697 (expand_call_inline): Likewise.
5698 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5699 * tree-ssa.c (warn_uninitialized_var): Likewise.
5700 (warn_uninitialized_phi): Likewise.
5702 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
5704 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
5707 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
5709 * c-common.c: Fix a comment typo.
5711 2004-10-31 Jason Merrill <jason@redhat.com>
5714 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
5715 aggregate types that are not BLKmode.
5717 2004-10-30 Ziemowit Laski <zlaski@apple.com>
5719 * c-common.h (objc_lookup_ivar): Add second parameter to
5721 * c-typeck.c (build_external_ref): After looking up symbol,
5722 pass it to objc_lookup_ivar() to decide whether it or the
5723 ivar should be used, rather than deciding the issue locally.
5724 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
5725 which is simply returned in the non-ObjC case.
5727 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
5729 * sdbout.c (sdbout_symbol): Do not output type .def statements
5732 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
5734 * c-common.c (catenate_strings): New.
5735 (c_parse_error): Use it. Don't over-escape.
5737 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
5739 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
5740 modify the for loop expressions for it. Remove unnecessary casts.
5741 (sh_expand_prologue): Declare reg as unsigned.
5742 (sh_gimplify_va_arg_expr): Initinalize lab_over.
5743 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
5745 2004-10-30 Geoffrey Keating <geoffk@apple.com>
5747 * doc/invoke.texi (Darwin Options): Improve description of
5748 how the subtype is chosen.
5750 2004-10-30 Roger Sayle <roger@eyesopen.com>
5753 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
5754 the stack adjustment, "size", is valid for Pmode. If the stack
5755 frame is too large, generate a trap insn and issue a warning.
5757 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
5759 * tree-ssa-dom.c: Fix comment typos.
5761 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
5763 * config/sh/sh.c (prepare_move_operands): Use operands[0]
5764 for the output rtl if no_new_pseudos is set. Remove redundant
5767 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
5770 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
5771 determining whether to copy parameter types from a previous
5772 prototype declaration.
5774 2004-10-29 Roger Sayle <roger@eyesopen.com>
5776 PR rtl-optimization/17581
5777 * cselib.c (cselib_process_insn): The last instruction of a libcall
5778 block, with the REG_RETVAL note, should be considered in the libcall.
5779 * gcse.c (do_local_cprop): Allow constants to be propagated outside
5781 (adjust_libcall_notes): Use simplify_replace_rtx instead of
5782 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
5784 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
5786 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
5788 2004-10-29 Jeff Law <law@redhat.com>
5790 * tree-ssa-dom.c (struct edge_info): New structure holding
5791 edge equivalences and edge redirection information.
5792 (get_eq_expr_value, record_dominating_conditions): Kill.
5793 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
5794 Call record_edge_info.
5795 (allocate_edge_info, free_edge_info): New.
5796 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
5797 rather than cprop_into_phis. Free all edge infos before threading
5799 (thread_across_edge): Allocate new edge info structures as needed
5800 and store the redirection target into the edge info structure
5801 instead of the edge's AUX field.
5802 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
5803 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
5804 Revamp code which finds and records equivalences associated with
5805 edges to use saved data in the edge_info structure.
5806 (record_equivalencs_from_phis): Similarly.
5807 (dom_opt_finalize_block): Revamp code which finds and records
5808 equivalences associated with edges to use saved data in the
5809 edge_info structure.
5810 (build_and_record_new_cond): New function.
5811 (record_conditions): Use build_and_record_new_cond to record
5812 dominating conditions.
5813 (record_edge_info): New function.
5814 (record_range): Tighten test for conditions which create
5815 useful range records.
5817 2004-10-29 Geoffrey Keating <geoffk@apple.com>
5819 * config/i386/darwin.h (ASM_SPEC): Simplify.
5820 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
5821 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
5822 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
5823 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
5824 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
5825 in all cases. Pass the right -arch or -arch_only based on -mcpu.
5826 (ASM_SPEC): Handle -force_cpusubtype_ALL.
5827 * doc/invoke.texi (Darwin Options): Improve documentation for
5828 Darwin linker (and libtool) switches.
5830 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
5832 2004-10-29 Stan Shebs <shebs@apple.com>
5834 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
5836 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5838 * tree-phinodes.c (allocate_phi_node): New.
5839 (make_phi_node, resize_phi_node): Use it.
5841 2004-10-29 David Edelsohn <edelsohn@gnu.org>
5843 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
5844 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
5846 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5848 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
5850 * tree.h (tree_phi_node): Tell the garbage collector to chase
5853 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
5855 * opts.c (decode_options): Lower the crossjump threshold for -Os.
5857 2004-10-29 Diego Novillo <dnovillo@redhat.com>
5859 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
5861 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
5863 * bitmap.h (bitmap_empty_p): New.
5864 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5865 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
5866 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
5868 (bitmap_ior_and_compl): Rename to ...
5869 (bitmap_ior_and_compl_into): ... here.
5870 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
5871 (bitmap_ior_and_compl): Rename to ...
5872 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
5874 (bitmap_union_of_diff): Use renamed bitmap functions.
5875 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
5876 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
5877 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5878 * df.c (df_bb_rd_local_compute)
5879 * flow.c (calculate_global_regs_live,
5880 init_propagate_block_info): Likewise.
5881 * ifcvt.c (find_if_case_1, find_if_case_2,
5882 dead_or_predicable): Likewise.
5883 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
5884 reset_conflicts, conflicts_between_webs): Likewise.
5885 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
5886 detect_web_parts_to_rebuild): Likewise.
5887 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
5888 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
5889 * tree-sra.c (decide_instantiations): Likewise.
5890 * tree-ssa-alias.c (create_name_tags,
5891 merge_pointed_to_info): Likewise.
5892 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5893 * tree-ssa-loop-im.c (move_computations): Likewise.
5894 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
5895 * tree-ssa-pre.c (fini_pre): Likewise.
5896 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
5897 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
5898 * tree-vectorizer.c (vectorize_loops): Likewise.
5900 2004-10-29 Nick Clifton <nickc@redhat.com>
5902 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
5903 adding the PIC register to the fixed_regs array, also add it
5904 to the call_used_regs array.
5906 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5908 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
5909 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
5911 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
5913 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
5914 (rewrite_blocks): Modify argument, and use it to decide which
5916 (rewrite_def_def_chains): Call rewrite_blocks with true here.
5917 (rewrite_into_ssa): and call it with false here.
5919 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5921 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
5922 triggers into gcc_assert.
5924 2004-10-28 Diego Novillo <dnovillo@redhat.com>
5926 PR tree-optimization/16728
5927 * tree-flow.h (get_ptr_info): Declare.
5928 * tree-ssa-alias.c (get_ptr_info): Make extern.
5929 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
5932 2004-10-28 Stan Shebs <shebs@apple.com>
5934 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
5935 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
5938 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
5940 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
5941 prevent their later unnecessary registration.
5942 (mf_build_check_statement_for): Remove "addr" argument, and
5943 related "__mf_value" generated code. Update callers.
5944 (mf_decl_eligible_p): New function, factored from mx_register_decls.
5945 (mx_register_decls): Call it.
5946 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
5947 to restore support for complex nested expressions.
5948 (mudflap_enqueue_decl): Simplify. Move registration call emission
5950 (mudflap_finish_file): ... to here.
5951 (mudflap_enqueue_constant): Remove dump code.
5953 2004-10-28 Zack Weinberg <zack@codesourcery.com>
5956 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
5957 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
5958 (dbxout_finish_complex_stabs): Update to match.
5959 (dbxout_symbol_location): Call emit_pending_bincls_if_required
5960 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
5961 dbxout_begin_complex_stabs_noforcetext.
5962 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
5963 N_GSYM, using new SYM parameter. Correct logic for special
5966 * varasm.c (function_section): If DECL is NULL_TREE, don't try
5967 to do anything else. Do not call get_insns if cfun or
5968 cfun->emit are NULL.
5970 2004-10-28 Adam Nemet <anemet@lnxw.com>
5973 * c-typeck.c (c_mark_addressable): Issue error if address of a
5974 register variable is taken. Use "%qD" to print DECL_NAME.
5976 2004-10-28 Diego Novillo <dnovillo@redhat.com>
5978 * opts.c (decode_options): Don't run PRE at -Os.
5980 2004-10-28 Richard Henderson <rth@redhat.com>
5982 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
5983 zero in the conditional.
5984 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
5986 2004-10-28 Richard Henderson <rth@redhat.com>
5988 * cse.c (memory_extend_rtx): Remove.
5989 (cse_main): Don't set it.
5990 (cse_insn): Use a local buffer instead.
5992 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5994 * profile.c (branch_prob): Call to init_edge_profiler added.
5995 * rtl-profile.c (rtl_init_edge_profiler): New function.
5996 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
5997 call to safe_insert_insn_on_edge.
5998 (rtl_profile_hooks): rtl_init_edge_profiler added.
5999 * tree-profile.c (tree_init_edge_profiler): New function.
6000 (tree_profile_hooks): tree_init_edge_profiler added.
6001 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
6003 2004-10-28 Nick Clifton <nickc@redhat.com>
6005 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
6006 emit_jump_insn() to generate the return instruction.
6008 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6010 * tree-phinodes.c: Remove trailing whitespace.
6012 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6014 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6015 * doc/invoke.texi: Fix a typo.
6017 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6019 * Makefile.in (OBJS-common): Remove duplicates.
6021 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6023 * lambda-code.c (nestify_update_pending_stmts): Remove.
6024 (perfect_nestify): Use flush_pending_stmts instead of
6025 nestify_update_pending_stmts.
6026 * tree-cfg.c (tree_make_forwarder_block): Use
6027 flush_pending_stmts.
6028 * tree-flow.h: Add a prototype for flush_pending_stmts.
6029 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
6030 Use flush_pending_stmts.
6031 (lv_update_pending_stmts): Remove.
6032 (tree_ssa_loop_version): Use flush_pending_stmts instead of
6033 lv_update_pending_stmts.
6034 * tree-ssa.c (flush_pending_stmts): New.
6036 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
6039 * final.c (alter_subreg): Compute correct offset to use with
6040 paradoxical SUBREGs of memory operands.
6041 * recog.c (general_operand): Allow paradoxical SUBREGs of
6042 memory operands after reload.
6043 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
6044 has failed when passed a hard register.
6046 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
6048 * function.c (assign_parm_setup_block): Handle parallels correctly.
6050 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
6052 * final.c (shorten_branches): Initialize flags structure.
6054 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
6056 * tree.c (int_cst_node, int_cst_hash_table): New variables.
6057 (init_ttree): Initialize them.
6058 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
6059 (build_int_cst_wide): Use hash table for oversized integers.
6061 2004-10-28 Nick Clifton <nickc@redhat.com>
6063 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
6066 2004-10-27 Richard Henderson <rth@redhat.com>
6069 * expr.c (emit_group_load): Don't go force temporary for memory
6071 (emit_group_store): Similarly.
6073 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6076 * common.opt (--param): Fix spelling of parameter.
6078 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6081 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
6082 Don't fold statement.
6083 <case ASM_EXPR>: Fold the statement.
6085 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6087 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6088 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
6090 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6092 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
6093 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
6094 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
6095 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
6097 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6099 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
6100 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
6101 punctuation outside quotes.
6103 2004-10-27 David Mosberger <davidm@hpl.hp.com>
6104 James E Wilson <wilson@specifixinc.com>
6107 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
6108 sibcall alloc instruction.
6109 (process_set): Handle sibcall alloc instruction.
6111 2004-10-27 Geoffrey Keating <geoffk@apple.com>
6113 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
6114 SUBTARGET_ATTRIBUTE_TABLE.
6115 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
6116 (SUBTARGET_ATTRIBUTE_TABLE): Define.
6117 * config/darwin.c (darwin_handle_weak_import_attribute): New.
6118 (HAVE_DEAD_STRIP): Delete.
6119 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
6120 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
6123 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
6125 * config/darwin.h (GTHREAD_USE_WEAK): Define.
6127 2004-10-28 Ben Elliston <bje@au.ibm.com>
6129 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
6130 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
6131 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
6132 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
6133 * tree-sra.c: Include "params.h".
6134 (decide_block_copy): Use new parameters.
6135 * doc/invoke.texi (Optimize Options): Document new SRA pass
6136 parameters sra-max-structure-size and sra-field-structure-ratio.
6138 2004-10-27 Nicolas Pitre <nico@cam.org>
6140 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
6142 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
6144 PR tree-optimization/18048
6145 * fold-const.c (try_move_mult_to_index): New function.
6146 (fold): Use try_move_mult_to_index.
6147 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
6148 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
6149 an all-ones unsigned constant without extra bits.
6150 * tree.c (build_low_bits_mask): New function.
6151 * tree.h (build_low_bits_mask): Declare.
6153 2004-10-27 David Edelsohn <edelsohn@gnu.org>
6156 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
6162 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6164 * tree-cfg.c (thread_jumps): Speed up by reordering the two
6165 conditions for entering basic blocks into worklist.
6167 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6169 * tree-cfg.c (thread_jumps): Speed up by pretending to have
6170 ENTRY_BLOCK_PTR in worklist.
6172 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6174 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6175 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
6177 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
6179 Fix PR tree-optimization/17133
6181 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
6184 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
6185 (get_v_must_def_result_ptr): Modify for new structure of
6187 (get_v_must_def_kill_ptr): New.
6188 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
6189 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6190 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6191 (op_iter_init): Initialize new mustu members.
6192 (op_iter_next_mustdef): New function.
6193 (op_iter_init_mustdef): Ditto.
6195 * tree-flow.h (rewrite_def_def_chains): New function.
6197 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
6198 (ssa_mark_def_sites): Ditto.
6199 (rewrite_stmt): Ditto.
6200 (ssa_rewrite_stmt): Ditto.
6201 (rewrite_blocks): Factor out from rewrite_into_ssa.
6202 (mark_def_block_sites): Ditto.
6203 (rewrite_def_def_chains): New function, just rewrites def-def
6204 chains without phi node insertion.
6206 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
6208 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
6210 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
6211 they include the rhs now.
6213 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
6216 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
6218 (mark_really_necessary_kill_operand_phis): New function.
6219 (perform_tree_ssa_dce): Call it.
6220 (pass_dce): Add TODO_fix_def_def_chains.
6221 (pass_cd_dce): Ditto.
6223 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
6225 (rewrite_mem_refs): Ditto.
6227 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
6230 * tree-ssa-operands.c (allocate_v_may_def_optype):
6231 v_may_def_operand_type_t became v_def_use_operand_type_t.
6232 (allocate_v_must_def_optype) Ditto.
6233 (finalize_ssa_v_must_defs): Update for new operand type, as well
6234 as setting the use portion as well.
6235 (copy_virtual_operands): Copy the kill operand as well.
6236 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
6239 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
6240 v_def_use_operand_type.
6241 (v_must_def_optype_d): Use v_def_use_operand_type.
6242 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
6243 (V_MUST_DEF_KILL_*): New macros.
6244 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
6246 Rename existing must_i and num_v_must members to mustd_i and
6248 (SSA_OP_VMUSTDEFKILL): New flag.
6249 (SSA_OP_VIRTUAL_KILLS): New flag.
6250 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
6251 (SSA_OP_ALL_KILLS): New flag.
6252 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
6254 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
6256 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
6257 became V_MUST_DEF_RESULT.
6258 (rename_variables_in_bb): Rename kill pointer as well.
6260 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
6263 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
6265 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
6266 the block that needs it.
6268 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6270 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
6273 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6275 * c-lex.c (cb_def_pragma): Clean up code for making location
6276 palatable to diagnostic.c.
6278 2004-10-27 Steven Bosscher <stevenb@suse.de>
6280 PR tree-optimization/17757
6281 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
6282 without any PHI arguments left. Make sure the argument that
6283 we're supposed to remove exists at all.
6285 2004-10-27 Paul Brook <paul@codesourcery.com>
6287 * configure.ac: Don't test for [build] __cxa_atexit when building a
6289 * configure: Regenerate.
6291 2004-10-27 Paul Brook <paul@codeosurcery.com>
6293 * configure.ac: Use build_exeext not host_exeext when lookin for
6295 * configure: Regenerate.
6297 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6299 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
6301 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6302 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
6305 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
6306 to match -fprofile-use.
6308 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6310 * config/rs6000/rs6000.c: Fix a comment typo.
6312 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6314 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
6317 2004-10-27 Andreas Schwab <schwab@suse.de>
6319 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
6321 (default_stabs_asm_out_constructor): Likewise.
6323 2004-10-26 Geoffrey Keating <geoffk@apple.com>
6325 * builtins.c (fold_builtin_unordered_cmp): Always bring both
6326 operands to the same type.
6328 2004-10-26 James E Wilson <wilson@specifixinc.com>
6331 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
6333 2004-10-26 Zack Weinberg <zack@codesourcery.com>
6335 * dbxout.c: Include obstack.h.
6336 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
6338 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
6339 Default-define here.
6340 (DBX_CONTIN_LENGTH): Move definition with others.
6341 (DBX_FINISH_STABS): New target macro.
6342 (current_sym_code, current_sym_value, current_sym_addr)
6343 (current_sym_nchars, CHARS, dbxout_continue)
6344 (print_int_cst_octal, print_octal, print_wide_int)
6345 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
6346 (stabstr_ob, stabstr_last_contin_point): New variables.
6347 (NUMBER_FMT_LOOP): New improper macro.
6348 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
6349 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
6350 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
6351 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
6352 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
6353 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
6354 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
6355 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
6356 New functions and/or proper function-like macros.
6357 (CONTIN): Use stabstr_continue, unconditionally.
6358 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
6359 (dbxout_init): Initialize stabstr_ob. Check
6360 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
6361 if it was used. Use the new interfaces.
6362 (dbxout_source_file): Remove file argument; always write to
6363 asm_out_file. Use the new interfaces.
6364 (dbxout_type_method_1): Remove second argument which is always
6365 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
6366 (dbxout_type_methods): Remove write-only variables. Use the
6368 (dbxout_parms): Refactor to remove code duplicated in each of
6369 several successive if-else-if blocks. Use the new interfaces.
6370 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
6371 (dbxout_source_line, dbxout_finish, dbxout_type_index)
6372 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
6373 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
6374 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
6375 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
6376 Use the new interfaces.
6377 * Makefile.in (dbxout.o): Update dependencies.
6379 * defaults.h: Don't define ASM_STABD_OP.
6380 * output.h: Prototype new dbxout_* interfaces.
6381 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
6382 * varasm.c: Don't define ASM_STABS_OP.
6383 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
6384 Use the new dbxout.c interfaces. Call sorry if neither
6385 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
6387 * xcoffout.h: Don't define ASM_STABS_OP.
6388 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
6389 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
6390 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
6391 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
6392 do { ... } while (0) idiom.
6394 * config/alpha/alpha.c (num_source_filenames): Export.
6395 * config/alpha/alpha.h (num_source_filenames): Declare.
6396 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6397 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6398 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6399 Always use .debugsym. Update commentary.
6400 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6401 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6402 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
6404 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
6405 (macho_branch_islands): Use new interfaces.
6407 * doc/tm.texi: Update.
6409 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6411 * expr.c (emit_group_store): Do not treat floats as BLKmode.
6412 (emit_group_load): Same.
6414 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
6416 * c-parse.in (datadef): Use pedwarn rather than error and warning
6417 for diagnostic in case of no declaration specifiers.
6419 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
6422 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
6423 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
6424 can be used to work around this.
6426 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6428 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
6431 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6433 * stmt.c (expand_case): Update a comment.
6435 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6437 * stmt.c (expand_case): Put an assertion that index_expr is
6438 never INTEGER_CST. Don't special case for constant
6441 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
6444 * c-parse.in (designator): Finish with a semi-colon.
6446 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
6448 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
6451 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6453 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
6454 a default case only.
6456 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6458 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
6460 (spe_build_register_parallel): New.
6461 (rs6000_spe_function_arg): Handle e500 doubles.
6462 (function_arg): Same.
6463 (spe_func_has_64bit_regs_p): Same.
6464 (rs6000_function_value): Same.
6465 (rs6000_libcall_value): Same.
6466 (legitimate_lo_sum_address_p): Return false for e500 doubles.
6468 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
6470 (DATA_ALIGNMENT): Same.
6471 (CANNOT_CHANGE_MODE_CLASS): Same.
6473 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6475 * expr.c (emit_group_load): Handle floats.
6476 (emit_group_store): Same.
6478 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
6480 * c-lex.c (get_nonpadding_token): Remove.
6481 (c_lex_with_flags): Push timevar and eat padding here. Improve
6482 stray token diagnostic.
6483 (lex_string): Replace logic with switch statement, eat padding
6486 2004-10-26 Geoffrey Keating <geoffk@apple.com>
6489 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
6491 2004-10-25 Geoffrey Keating <geoffk@apple.com>
6493 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
6495 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
6496 (ASM_MAKE_LABEL_LINKONCE): Delete.
6497 (ASM_WEAKEN_DECL): New.
6498 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
6499 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6500 (TEXT_SECTION_ASM_OP): Add a tab.
6501 (DATA_SECTION_ASM_OP): Likewise.
6502 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
6503 data_section on every section change.
6504 (EXTRA_SECTIONS): Add a bunch of new extra sections.
6505 (EXTRA_SECTION_FUNCTIONS): Likewise.
6506 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6507 (JCR_SECTION_NAME): Define.
6508 (TARGET_SECTION_TYPE_FLAGS): Don't define.
6509 * config/darwin.c (darwin_encode_section_info): A symbol is defined
6510 in this file if it is not weak.
6511 (textcoal_section): Delete.
6512 (datacoal_section): Delete.
6513 (darwin_make_decl_one_only): Delete.
6514 (machopic_select_section): Handle functions.
6515 (darwin_asm_named_section): Add a tab.
6516 (darwin_section_type_flags): Delete.
6517 (darwin_unique_section): Delete contents.
6518 (darwin_emit_unwind_label): Add a tab. Make decls weak if
6520 * config/darwin-protos.h (darwin_section_type_flags): Delete.
6521 (darwin_make_decl_one_only): Delete.
6522 (text_coal_section): New.
6523 (text_unlikely_section): New.
6524 (text_unlikely_coal_section): New.
6525 (const_coal_section): New.
6526 (data_coal_section): New.
6527 (const_data_coal_section): New.
6528 * varasm.c (function_section): Honour
6529 USE_SELECT_SECTION_FOR_FUNCTIONS.
6530 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
6531 TARGET_USES_WEAK_UNWIND_INFO is in effect.
6532 * dbxout.c (dbxout_source_file): Don't change sections while
6533 a function is being output.
6535 2004-10-25 David Ayers <d.ayers@inode.at>
6537 * c-common.h: Remove RID_ID.
6538 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
6539 (typespec_reserved_attr): Add rule for TYPENAME
6540 non_empty_protocolrefs.
6541 (yylexname): Remove special handling of RID_ID.
6543 2004-10-25 James E Wilson <wilson@specifixinc.com>
6545 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
6547 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
6550 * c-parse.in (array_designator): New.
6551 (designator): Use it.
6552 (initelt): Only permit array_designator without '=', not ".foo".
6554 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
6555 * gcc/Makefile.in: removed ggc for cgraphunit.
6556 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
6557 * gcc/cgraph.h: removed static var analysis data structures and calls.
6559 cgraph_mark_local_and_external_functions:changed name to
6560 cgraph_mark_local_functions
6561 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
6562 cgraph_reset_static_var_maps,get_global_static_vars_info,
6563 get_global_statics_not_read,get_global_statics_not_written,searchc,
6564 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
6565 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
6566 scan_for_static_refs,cgraph_characterize_statics_local,
6567 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
6569 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
6570 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
6572 * gcc/tree-flow.h static_vars_info: removed
6573 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
6574 removed calls to static vars analysis.
6575 get_call_expr_operands: removed callee variable.
6577 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6579 * cfg.c (unchecked_make_edge, redirect_edge_succ,
6580 redirect_edge_pred): Use VEC_safe_push instead of
6582 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6584 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6586 * cfgloopmanip.c (loopify): Take two more arguments true_edge
6588 * cfgloop.h: Adjust the corresponding prototype.
6589 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
6590 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
6592 2004-10-25 Jakub Jelinek <jakub@redhat.com>
6594 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
6595 DECL_INCOMING_RTL is NULL.
6597 2004-10-25 Steven Bosscher <stevenb@suse.de>
6599 * timevar.def (TV_FIND_REFERENCED_VARS): New.
6600 * tree-dfa.c (pass_referenced_var): Use it.
6602 2004-10-25 Roger Sayle <roger@eyesopen.com>
6603 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6605 * cse.c: Change encoding of quantity numbers to avoid undefined
6606 pointer arithmetic on qty_table.
6607 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
6608 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
6609 (new_basic_block): Assign "real" quantity numbers from zero.
6610 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
6611 REG_QTY to its unique negative value.
6612 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
6613 (cse_main): Don't include max_reg when determining max_qty.
6614 (cse_basic_block): Avoid subtracting a large offset from qty_table,
6615 which causes undefined C99 behaviour. Only allocate needed memory.
6617 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6619 * stmt.c (expand_case): Remove an obsolete comment.
6621 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
6624 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
6625 layout_type as it is already done by build_array_type.
6626 * tree.c (build_array_type): Layout the type even
6628 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
6630 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
6632 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
6634 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
6635 with wider-than-32-bit HOST_WIDE_INTs.
6637 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
6639 * config/mips/mips.c(mips_output_filename): Remove unused
6640 array ltext_label_name
6642 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
6644 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
6646 2004-10-25 Ben Elliston <bje@au.ibm.com>
6648 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
6650 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
6652 * predict.c (predict_loops): Call scev_finalize instead of
6655 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
6657 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
6658 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
6659 config/sh/ushmedia.h, config/sparc/elf.h,
6660 config/sparc/sp64-elf.h: Update copyright.
6662 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
6664 * stmt.c (expand_case): Handle the default label outside of
6665 the for loop. Remove code to handle a missing default label.
6667 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
6669 * dbxout.c (dbxout_function_decl): Don't use
6670 DBX_OUTPUT_FUNCTION_END.
6671 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
6672 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
6674 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
6677 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
6679 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
6681 * tree-ssa-dom.c (record_equality): Use loop depth to determine
6682 which way to record the equality as well.
6683 (loop_depth_of_name): New function.
6685 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
6688 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
6689 through the operand if it is a useless type conversion.
6691 2004-10-23 Ben Elliston <bje@au.ibm.com>
6693 * cfg.c (remove_edge): Use VEC_unordered_remove.
6694 (redirect_edge_succ): Likewise.
6695 (redirect_edge_pred): Likewise.
6696 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6698 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6700 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
6703 2004-10-22 Eric Christopher <echristo@redhat.com>
6705 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
6708 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
6710 * config/rs6000/spe.md (spe_extendsfdf2): New.
6711 (movdf_e500_double): New.
6712 (spe_truncdfsf2): New.
6719 (spe_floatsidf2): New.
6720 (spe_floatunssidf2): New.
6721 (fix_truncdfsi2): New.
6722 (spe_fixuns_truncdfsi2): New.
6724 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
6725 (fpr_truncdfsf2): New.
6726 (negdf2): Change to expander.
6728 (fpr_nabsdf2): Name pattern.
6729 (adddf3): Change to expander.
6731 (subdf3): Change to expander.
6733 (muldf3): Change to expander.
6735 (divdf3): Change to expander.
6737 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
6738 (cmpdf): Allow for TARGET_E500_DOUBLE.
6740 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6742 * c-semantics.c (re_push_stmt_list): Remove.
6743 * c-common.h: Remove the corresponding prototype.
6745 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6747 * stmt.c (asm_op_is_mem_input): Remove.
6748 * tree.h: Remove the corresponding prototype.
6750 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6752 * tree-gimple.c (is_gimple_constructor_elt): Remove.
6753 * tree-gimple.h: Remove the corresponding prototype.
6755 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6757 * varasm.c (get_pool_mode_for_function, get_pool_offset):
6759 * rtl.h: Remove the corresponding prototypes.
6761 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6763 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
6764 edge information when we commit ourselves to threading a
6767 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6769 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
6770 into worklist instead of their indexes.
6772 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6774 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
6775 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
6776 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
6777 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
6778 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
6779 tree-scalar-evolution.c, tree-ssa-dom.c,
6780 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
6781 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
6782 tree-vectorizer.c, vec.h: Fix comment formatting.
6784 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6786 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
6787 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
6789 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6791 * config/ptx4.h, config/mcore/mcore-pe.h,
6792 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
6794 2004-10-22 Peter Barada <peter@the-baradas.com>
6796 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
6797 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
6798 renaming of non-live registers in interrupt functions.
6799 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
6801 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
6803 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
6804 Use integer for loop counter.
6805 (num_ending_zeros): New function.
6806 (number_of_iterations_cond): Use num_ending_zeros.
6808 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
6810 * config.gcc: Add support for --enable-e500_double.
6812 * config/rs6000/e500-double.h: New file.
6814 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
6817 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
6820 * config/rs6000/linuxspe.h: Same.
6822 * doc/invoke.texi (Option Summary): Document new options for
6824 (RS/6000 and PowerPC Options): Same.
6826 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
6828 (rs6000_override_options): Use it. Use
6829 SUB3TARGET_OVERRIDE_OPTIONS.
6830 Add 8548 to processor_target_table.
6831 (rs6000_legitimate_address): Handle e500 doubles.
6832 (rs6000_legitimize_address): Same.
6833 (rs6000_legitimize_reload_address): Same.
6834 (rs6000_hard_regno_nregs): Same.
6835 (spe_func_has_64bit_regs_p): Same.
6836 (emit_frame_save): Same.
6837 (gen_frame_mem_offset): Same.
6838 (rs6000_dwarf_register_span): Same.
6839 (rs6000_generate_compare): Same.
6840 (easy_fp_constant): Same.
6841 (legitimate_offset_address_p): Same.
6843 * config/rs6000/spe.md: (cmdfeq_gpr): New.
6852 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6854 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
6856 2004-10-21 Zack Weinberg <zack@codesourcery.com>
6858 * dbxout.c: Remove unnecessary #undefs.
6859 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
6860 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
6861 definition into use sites.
6862 (cwd): Make local to dbxout_init.
6863 (dbxout_init): Restructure cwd-using logic for clarity. Use
6865 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
6866 STABS_GCC_MARKER folded in here.
6867 * system.h: Poison now-unused macros.
6868 * doc/tm.texi: Remove documentation of now-unused macros.
6870 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
6873 * c-opts.c (push_command_line_include): Use the current file
6874 name instead of the main one.
6876 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
6879 * tree.c (staticp): A CONST_DECL has static storage if either
6880 TREE_STATIC or DECL_EXTERNAL is set.
6881 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
6884 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6886 * expr.c (store_expr): Remove dont_store_target.
6888 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6890 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
6892 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6894 * tree-cfg.c (thread_jumps): Move a part of it to ...
6895 (thread_jumps_from_bb): ... here.
6897 2004-10-21 David Edelsohn <edelsohn@gnu.org>
6899 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
6900 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
6902 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6904 * expr.c (store_expr): Clean up by renaming want_value to
6907 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
6909 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
6912 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
6915 * expmed.c (store_bit_field): Pass original 'value' before
6918 2004-10-21 Nicolas Pitre <nico@cam.org>
6920 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
6921 * config/arm/ieee754-df.S: Ditto.
6923 2004-10-20 Zack Weinberg <zack@codesourcery.com>
6925 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
6926 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
6928 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
6929 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
6930 an internal label and an N_SLINE .stabn whose value is the
6931 difference between that label and the function entry label.
6932 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
6933 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
6934 label and an N_SO stab with an empty string referring to it.
6935 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
6936 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
6937 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
6938 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
6939 macro is never defined.
6940 * sdbout.c (sdbout_source_line_counter): Delete.
6941 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
6942 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
6944 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
6946 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
6947 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
6948 definitions (identical to default).
6949 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
6950 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
6951 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
6952 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
6953 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
6954 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
6955 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
6956 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
6957 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
6958 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
6959 (sym_lineno): Delete.
6960 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
6961 now-unused variable.
6962 (alpha_output_lineno): Delete.
6963 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
6964 * config/mips/mips.c (mips_output_filename): Don't use
6965 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
6966 (mips_output_lineno): Delete.
6967 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
6968 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
6969 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
6970 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
6971 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
6972 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
6973 * config/mmix/mmix.h: Likewise.
6974 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
6975 * config/mmix/mmix-protos.h: Don't prototype it.
6976 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
6977 no need to #undef ASM_OUTPUT_SOURCE_LINE.
6978 * config/arm/aout.h: Remove RISCiX-specific definition of
6979 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
6980 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
6981 ASM_OUTPUT_SOURCE_LINE.
6982 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
6983 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
6984 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
6986 * doc/tm.texi: Update.
6988 2004-10-20 Richard Henderson <rth@redhat.com>
6990 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
6992 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
6994 * configure.ac: Revert my previous patch.
6995 * configure: Regenerate.
6997 2004-10-20 Ben Elliston <bje@au.ibm.com>
6999 * config/rs6000/rs6000.c
7000 (rs6000_va_start): Use build_va_arg_indirect_ref.
7001 (rs6000_gimplify_va_arg): Likewise.
7003 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
7006 * configure.ac: Declare AM_LANGINFO_CODESET.
7007 * aclocal.m4: Define AM_LANGINFO_CODESET.
7008 * configure, config.in: Rebuilt.
7010 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7012 * expr.c (store_expr): Remove code that is run when
7013 want_value & 1 is nonzero.
7015 2004-10-20 Mark Mitchell <mark@codesourcery.com>
7017 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
7018 from function pointer to void *.
7020 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
7023 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
7024 the frame pointer adjustment when exception handling is enabled.
7026 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7028 * stor-layout.c: Fix a comment typo.
7030 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7032 * expr.c (store_field): Remove two arguments value_mode and
7034 (expand_assignment, store_constructor_field,
7035 expand_expr_real_1): Adjust calls to store_field.
7037 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
7039 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
7042 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
7043 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
7044 base and index register for loads.
7046 * config/arc/t-arc: Fix multilib handling.
7048 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
7050 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7051 don't inspect BLOCK_FOR_INSN for barriers.
7052 * emit-rtl.c (emit_barrier_before): Revert last change.
7053 (emit_barrier_after, emit_barrier): Ditto.
7055 * doc/extend.texi (Extended Asm): Warn and provide example
7056 solution for using a call-clobbered asm register.
7057 (Local Reg Vars): Similar. Cross-reference example.
7059 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
7061 * tree-cfg.c (group_case_labels): Look at the second to last
7062 case statement for combing with the default case.
7064 2004-10-19 Richard Hendeson <rth@redhat.com>
7067 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
7069 2004-10-19 Richard Hendeson <rth@redhat.com>
7071 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
7072 succeeds, only expand the result.
7074 2004-10-19 Richard Hendeson <rth@redhat.com>
7077 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
7080 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7082 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
7085 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7087 * expr.c (expand_assignment): Remove the last argument.
7088 Change the return type to void.
7089 * expr.h: Update the prototype of expand_assignment.
7090 * function.c (assign_parm_setup_reg): Update a call to
7092 * stmt.c (expand_asm_expr): Likewise.
7094 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7096 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
7097 unnecessary assignments to temp. Return const0_rtx.
7099 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
7101 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
7103 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
7105 * configure.ac (powerpc-*-darwin*): Require assembler to support
7107 * configure: Regenerate.
7109 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7111 * reload1.c (ior_hard_reg_set): Remove.
7112 (finish_spills): Use IOR_HARD_REG_SET instead of
7115 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7117 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
7118 the currently visited word to right.
7120 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7123 * expmed.c (expand_smod_pow2): Handle modes whose size
7124 is greater than that of HOST_WIDE_INT.
7126 2004-10-18 Ziemowit Laski <zlaski@apple.com>
7128 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
7130 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7131 Roger Sayle <roger@eyesopen.com>
7134 * dojump.c (discard_pending_stack_adjust): New function.
7135 (clear_pending_stack_adjust): Call it.
7136 * expr.h (discard_pending_stack_adjust): Declare it.
7137 * explow.c (emit_stack_save): Emit pending stack adjustments
7138 before saving the stack pointer.
7139 (emit_stack_restore): Discard pending stack adjustments before
7140 restoring the stack pointer.
7142 2004-10-18 Richard Henderson <rth@redhat.com>
7144 * c-common.c (handle_mode_attribute): Allow scalar->vector
7147 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7149 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
7150 value to expand_assignment.
7152 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7154 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
7156 (thread_jumps): Iterate until no new forwarder block arises.
7158 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7160 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
7161 (thread_jumps): Use forwardable as cache of
7162 tree_forwarder_block_p throughout the function.
7164 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
7166 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
7168 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
7172 * tree-cfg.c (remove_bb): If we have a label expression in the
7173 basic block and the label we have taken the address, move the
7174 label expression to the basic block which is previous in the
7176 (tree_verify_flow_info): Fix printing out the label name of the
7177 problematic label expression.
7179 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
7181 PR rtl-optimization/18002
7182 * simplify-rtx.c (mode_signbit_p): Externalize function...
7183 * rtl.h (mode_signbit_p): ... to here.
7184 * combine.c (simplify_shift_const): Recognize PLUS signbit as
7185 canonical form of XOR signbit and move to outer op.
7187 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7189 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
7191 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
7192 Don't call fold_stmt more than once, use bsi_replace.
7194 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7196 PR tree-optimization/17656
7197 * tree-ssa.c (replace_immediate_uses): When replacing a
7198 constant, if the call to fold_stmt produced a different
7199 statement, get an appropriate statement pointer by scanning
7202 2004-10-18 Richard Henderson <rth@redhat.com>
7204 * pointer-set.c (hash1): Don't use libm functions in fallback case.
7206 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
7209 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
7210 (stage1-start): Remove and copy libunwind.a and
7211 libunwind*$(SHLIB_EXT) instead of libunwind*.
7212 (stage2-start): Likewise.
7213 (stage3-start): Likewise.
7214 (stage4-start): Likewise.
7215 (stageprofile-start): Likewise.
7216 (stagefeedback-start): Likewise.
7218 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
7219 the shared library to be created and don't remove the existing
7221 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
7222 * config/i386/t-nwld (SHLIB_LINK): Likewise.
7223 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
7224 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
7225 * config/sh/t-linux (SHLIB_LINK): Likewise.
7226 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
7227 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
7228 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
7229 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
7231 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
7234 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7236 * basic-block.h (reg_set_iterator): New.
7237 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
7238 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
7239 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
7240 * caller-save.c (save_call_clobbered_regs): Adjust to the new
7242 * cfgcleanup.c (thread_jump): Likewise.
7243 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
7244 * conflict.c (conflict_graph_compute): Likewise.
7245 * flow.c (verify_local_live_at_start, update_life_info,
7246 initialize_uninitialized_subregs, propagate_one_insn,
7247 init_propagate_block_info, free_propagate_block_info,
7248 propagate_block, dump_regset): Likewise.
7249 * global.c (global_conflicts): Likewise.
7250 * graph.c (start_bb): Likewise.
7251 * local-alloc.c (update_equiv_regs): Likewise.
7252 * loop.c (load_mems): Likewise.
7253 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
7254 find_reg, finish_spills): Likewise.
7255 * resource.c (mark_target_live_regs): Likewise.
7256 * sched-deps.c (sched_analyze_insn): Likewise.
7257 * sched-rgn.c (sched-rgn.c): Likewise.
7258 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7260 2004-10-18 Jakub Jelinek <jakub@redhat.com>
7262 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
7263 operand 1 instead of 2
7265 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7267 * loop-unroll.c: Fix comment typos.
7269 2004-10-18 Revital Eres <eres@il.ibm.com>
7271 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
7272 * loop-unroll.c: Include varray.h.
7273 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
7274 opt_info and expand it to support variable expansion.
7275 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
7276 expand it to support variable expansion.
7277 (pt_info_start_duplication): Rename si_info_start_duplication.
7278 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
7279 to the variable expansion optimization.
7280 (free_opt_info): Rename free_si_info.
7281 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
7282 expand_var_during_unrolling, insert_var_expansion_initialization,
7283 combine_var_copies_in_loop_exit, release_var_copies,
7284 get_expansion): New functions.
7285 (peel_loop_completely, unroll_loop_constant_iterations,
7286 unroll_loop_runtime_iterations, peel_loop_simple,
7287 unroll_loop_stupid): Change uses of struct si_info
7289 and add uses of fvariable-expansion-in-unroller flag.
7290 * params.def: Add parameter to restrict the number of expansions.
7291 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
7292 the number of expansions.
7293 * common.opt: (fvariable-expansion-in-unroller): New flag.
7294 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
7296 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
7298 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
7299 __GXX_MERGED_TYPEINFO_NAMES to 0.
7301 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
7303 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7304 handle barriers in a bb by checking that it points to a NULL bb.
7305 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
7306 (emit_barrier_after, emit_barrier): Ditto.
7308 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
7310 * doc/extend.texi (Attribute Syntax): Clarify details of
7311 attributes on parameters.
7313 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
7315 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
7318 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7321 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7323 * c-typeck.c (default_function_array_conversion): Always create
7324 &a[0] for array types.
7325 (build_unary_op): Do not fold &a[x] into a + x.
7327 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7330 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
7331 block if there is a goto with a locus.
7333 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7335 * config/elfos.h, config/gofast.h, config/interix.h,
7336 config/netbsd.h, config/svr3.h, config/vxworks.h,
7337 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
7338 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7339 config/alpha/netbsd.h, config/arm/arm-modes.def,
7340 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
7341 config/cris/aout.h, config/frv/frv-modes.def,
7342 config/i386/beos-elf.h, config/i386/gas.h,
7343 config/i386/i386-coff.h, config/i386/i386-modes.def,
7344 config/i386/linux.h, config/i386/linux64.h,
7345 config/i386/mingw32.h, config/i386/netbsd-elf.h,
7346 config/i386/netbsd64.h, config/i386/sco5.h,
7347 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
7348 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
7349 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
7350 config/mips/mips-modes.def, config/mips/sdb.h,
7351 config/mips/vr.h, config/mips/vxworks.h,
7352 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7353 config/pa/pa32-linux.h, config/rs6000/40x.md,
7354 config/rs6000/7450.md, config/rs6000/8540.md,
7355 config/rs6000/linuxspe.h, config/rs6000/power4.md,
7356 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
7357 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
7358 config/s390/s390-modes.def, config/sh/elf.h,
7359 config/sh/sh-modes.def, config/sh/sh64.h,
7360 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
7361 config/stormy16/stormy16.md, config/v850/v850-protos.h,
7362 config/vax/vax.md: Update copyright.
7364 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7366 * expr.c (expand_expr_real_1): Remove an obsolete comment.
7368 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7370 * c-typeck.c (default_function_array_conversion): Always create
7371 &a[0] for array types.
7372 (build_unary_op): Do not fold &a[x] into a + x.
7374 2004-10-17 Jakub Jelinek <jakub@redhat.com>
7376 * pointer-set.c (hash1): Use integer part of 2^64 / phi
7377 instead 2^32 / phi if long is 64-bit.
7379 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
7381 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
7383 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
7385 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
7386 __ptrextent__, __ptrvalue and __ptrvalue__.
7387 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
7390 2004-10-16 Dale Johannesen <dalej@apple.com>
7392 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
7394 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7396 PR tree-optimization/17766
7397 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
7398 (dom_info_available_p): Declare.
7399 * cfghooks.c (split_block, make_forwarder_block): Use
7400 dom_info_available_p.
7401 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
7402 free_dominance_info, verify_dominators): Ditto.
7403 (dom_info_available_p): New function.
7404 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
7405 (thread_jumps): Use dom_info_available_p.
7406 * tree-complex.c (expand_complex_div_wide): Ditto.
7407 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7409 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7411 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
7412 (find_best_candidate): Take also important candidates into account.
7413 (find_optimal_iv_set): Initialize important_candidates bitmap.
7415 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7417 PR tree-optimization/17560
7418 * predict.c (tree_estimate_probability): Mark irreducible
7421 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7423 PR rtl-optimization/17723
7424 * cfgcleanup.c (merge_memattrs): Handle case when
7425 MEM_SIZE == NULL_RTX.
7427 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
7429 * toplev.c (dump_file_name): Change type to be const.
7431 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
7433 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
7434 non_lvalue to stop something being a null pointer constant.
7436 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
7438 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
7439 available for TARGET_FPRS.
7440 (FUNCTION_VALUE_REGNO_P): Same.
7442 2004-10-15 Geoffrey Keating <geoffk@apple.com>
7444 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7445 -maltivec in same style as other ISA options.
7447 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
7449 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
7452 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
7454 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
7455 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
7456 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
7457 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
7458 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
7459 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
7460 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
7461 predict.def, predict.h, protoize.c, reload.h, resource.h,
7462 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
7463 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
7464 unwind-sjlj.c, value-prof.h: Update copyright.
7466 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
7468 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
7470 2004-10-15 Diego Novillo <dnovillo@redhat.com>
7472 * tree-optimize.c (execute_one_pass): Stop timer right after
7475 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7478 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7481 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
7482 (remove_useless_stmts_1): Fold trees we know how to fold.
7484 2004-10-14 David Edelsohn <edelsohn@gnu.org>
7486 * configure.ac: Add .machine power4 directive when testing for
7488 * configure: Regenerate.
7490 2004-10-14 Geoffrey Keating <geoffk@apple.com>
7492 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
7494 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7496 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
7499 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
7501 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
7502 for 'f' if !TARGET_FPRS.
7504 2004-10-14 Richard Henderson <rth@redhat.com>
7507 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
7509 2004-10-14 Richard Henderson <rth@redhat.com>
7512 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
7514 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
7515 instaed of current_function_decl non-null.
7517 2004-10-14 Matt Austern <austern@apple.com>
7519 * pointer-set.c: New file, special-purpose hash table.
7520 * pointer-set.h: New file.
7521 * tree.h (struct pointer_set_t): Declare as opaque type.
7522 (tree_walk): Last argument is pointer_set_t* now.
7523 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
7525 (walk_tree): Convert from htab_t to pointer_set_t for keeping
7526 track of which nodes have already been visited.
7527 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
7528 * cgraphunit.c (cgraph_create_edges): Likewise.
7529 (cgraph_characterize_statics_local): Likewise.
7530 * tree-dfa.c (collect_dfa_stats): Likewise.
7531 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
7533 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
7534 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
7535 of walk_subtrees is pointer_set_t* now.
7536 * Makefile.in (OBJS-common): add pointer-set.o
7537 (tree-inline.o): Depends on pointer-set.h
7538 (tree-dfa.o): Likewise
7539 (cgraphunit.o): Likewise
7541 2004-10-14 Geoffrey Keating <geoffk@apple.com>
7543 * config/rs6000/darwin.h (ASM_SPEC): Delete.
7544 (TARGET_ASM_FILE_START): Define.
7545 * config/darwin.h (ASM_SPEC): Define.
7546 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
7547 -mlong-double-128, it's the default. Update comment about reason
7548 for force_cpusubtype_ALL.
7549 * config/rs6000/darwin-vecsave.asm: Supply .machine.
7550 * config/rs6000/darwin-world.asm: Likewise.
7551 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
7552 (symbolic_operand): Delete #if 0ed code.
7554 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7556 * stmt.c (add_case_node): Make sure that we have integer
7557 constant before calling tree_int_cst_compare.
7559 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7563 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
7564 (remove_useless_stmts_1): Fold trees we know how to fold.
7566 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
7568 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
7569 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
7572 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
7574 * reload.c (find_reloads): When reloading a PLUS with constant
7575 operand, make sure the constant is pushed to the constant pool
7577 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
7578 reload bug workaround.
7579 (s390_expand_plus_operand): Likewise.
7581 2004-10-14 David Edelsohn <edelsohn@gnu.org>
7583 * opts.c (common_handle_option): Do not enable
7584 flag_speculative_prefetching for -fprofile-generate/use.
7586 2004-10-14 Devang Patel <dpatel@apple.com>
7589 * tree-if-conv.c (process_phi_nodes): Process latch block.
7590 (combine_blocks): Process latch block and update loop structure.
7592 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
7594 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
7595 (vect_update_ivs_after_vectorizer):
7596 (vect_transform_for_unknown_loop_bound):
7597 (tree_duplicate_loop_to_edge):
7598 (allocate_new_names):
7601 (rename_variables_in_bb):
7603 (rename_variables_in_loop):
7605 (update_phis_for_duplicate_loop):
7606 (update_phi_nodes_for_guard):
7607 (make_loop_iterate_ntimes):
7608 (tree_duplicate_loop_to_edge_cfg):
7610 (vect_analyze_loop_with_symbolic_num_of_iters):
7611 (verify_loop_for_duplication):
7612 (vect_gen_niters_for_prolog_loop):
7613 (vect_update_niters_after_peeling):
7614 (vect_update_inits_of_dr):
7615 (vect_update_inits_of_drs):
7616 (vect_build_loop_niters):
7617 (vect_do_peeling_for_alignment): New functions.
7618 (vect_transform_loop): Add unknown and known but indivisible loop
7619 bound support; add peeling for unalignment support.
7620 (vect_analyze_loop_form): Support symbolic number of iterations.
7621 (vect_transform_loop_bound): New input parameter.
7622 (vect_get_loop_niters): Change input parameter type.
7623 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
7624 (vectorizable_store): Allow unaligned access.
7625 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
7626 (vect_analyze_data_refs_alignment): Allowed one unaligned
7628 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
7630 (LOOP_VINFO_INT_NITERS): New macro.
7631 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
7632 (do_peeling_for_alignment):
7633 (unaligned_drs): New members of _loop_vec_info.
7634 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
7636 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
7638 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
7639 (struct tree_string): Remove "const" qualifier for "str".
7641 2004-10-14 Ira Rosen <irar@il.ibm.com>
7643 * tree-vectorizer.c (vect_analyze_data_refs): Call
7644 vect_get_base_and_bit_offset to get memory tag for array ref.
7645 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
7647 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
7649 * configure.ac: Use $LN_S for creating symlinks (not $LN).
7650 * configure: Regenerate.
7652 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7654 * doc/install.texi (*-*-solaris2*): Update with info about kernel
7655 patches to solve spurious testsuite failures.
7657 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
7659 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
7660 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
7661 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
7662 gcc_assert under ENABLE_CHECKING.
7663 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
7664 get_vectype_for_scalar_type).
7666 (vect_get_vec_def_for_operand): Remove redundant variables.
7667 (vect_transform_loop): Likewise.
7669 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
7671 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
7672 global for -mcaller-super-interworking.
7673 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
7674 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
7675 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
7676 not need a frame pointer.
7677 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
7678 the soft frame pointer offset.
7679 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
7680 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
7681 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
7682 the stack. Use frame_pointer_needed to choose between them.
7683 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
7684 (interwork_with_frame): New macro.
7685 (interwork): Add _interwork_{r7,r11}_call_via_rN().
7687 2004-10-14 Ben Elliston <bje@au.ibm.com>
7690 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
7691 up the filename looking for a previous directory separator.
7693 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
7695 * c-tree.h (enum c_typespec_kind, struct c_typespec,
7696 parser_xref_tag): New.
7697 (struct c_declspecs): Add tag_defined_p. Adjust definition of
7699 (declspecs_add_type): Adjust prototypes.
7700 * c-parse.in (%union): Add tstype.
7701 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
7702 typespec_reserved_attr, typespec_nonreserved_nonattr,
7703 structsp_attr, structsp_nonattr): Change to tstype. Update
7705 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
7706 (declspecs_add_type): Update to take struct c_typespec argument.
7707 Set tag_defined_p and typedef_p as appropriate.
7708 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
7709 Update to return struct c_typespec.
7710 (shadow_tag_warned): Don't let empty declarations with qualifiers
7711 or storage class specifiers redeclare a tag if a previous
7712 declaration is visible.
7714 2004-10-13 Richard Henderson <rth@redhat.com>
7717 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
7718 for DECL_INCOMING_RTL.
7720 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
7723 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
7724 trunc_int_for_mode for constants used in shortened mode.
7726 2004-10-13 Richard Henderson <rth@redhat.com>
7729 * c-common.c (handle_mode_attribute): Disallow mode changes that
7730 alter the CODE of the top-level type.
7732 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
7733 integer from internal limits macros.
7734 * config/i386/mm3dnow.h (__v2sf): Fix base type.
7736 2004-10-13 Richard Henderson <rth@redhat.com>
7739 * function.c (instantiate_decl): Recurse for CONCAT.
7741 2004-10-13 David Edelsohn <edelsohn@gnu.org>
7743 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
7746 (extzvdi_internal1): Add attribute "compare".
7747 (extzvdi_internal2): Same.
7749 2004-10-12 Tom Tromey <tromey@redhat.com>
7751 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
7753 2004-10-13 Dale Johannesen <dalej@apple.com>
7755 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
7757 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
7759 * toplev.c (compile_file): Call mudflap_finish_file from here ...
7760 * c-decl.c (c_write_global_declarations): ... instead of here ...
7761 * cp/decl.c (cp_finish_file): ... and here.
7762 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
7764 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
7766 * tree-ssa-dom.c (record_range): Free the element if we are not
7769 2004-10-13 Tom Tromey <tromey@redhat.com>
7772 * gcc.c (option_map): Added --extdirs and --encoding.
7774 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7777 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
7778 sparc_can_output_mi_thunk.
7779 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
7780 handling of vcall offset.
7781 (sparc_can_output_mi_thunk): New predicate.
7782 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
7783 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
7784 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
7786 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
7788 * config/sparc/sparc.md (movdi): Remove redundant test.
7790 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
7792 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
7793 TDF_IPA from -fdump-tree-*-all.
7795 2004-10-13 Paul Brook <paul@codesourcery.com>
7797 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
7798 * config/arm/arm.c (thumb_find_work_register): Update comments.
7799 (arm_load_pic_register): Add argument for scratch register.
7800 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
7801 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
7803 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
7805 * tree-data-ref.c: Fix comment typos.
7807 2004-10-13 Jakub Jelinek <jakub@redhat.com>
7808 Zdenek Dvorak <dvorakz@suse.cz>
7810 PR tree-optimization/17724
7811 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
7813 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
7815 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
7816 (altivec_builtin_mask_for_store): Likewise.
7817 (altivec_init_builtins): Use lang_hooks.builtin_function to
7818 create the decls for builtin_altivec_mask_for_load/store.
7820 2004-10-13 Nick Clifton <nickc@redhat.com>
7822 * config/c4x/c4x.c: Remove inclusion of loop.h.
7824 2004-10-12 Ben Elliston <bje@au.ibm.com>
7826 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
7827 (ei_container): New; renamed.
7828 (ei_start, ei_last): New macros.
7829 (ei_start_1, ei_last_1): Renamed from ei_start.
7830 (ei_last_1, ei_end_p): Use ei_container() where applicable.
7831 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
7832 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
7834 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7836 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
7837 * cfgloop.c (initialize_loops_parallel_p): New.
7838 (flow_loops_find): Initialize the parallel_p field to true for all
7840 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
7841 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
7842 the size of the data accessed in the loop.
7843 (struct nb_iter_bound): Moved...
7844 * cfgloop.h (struct nb_iter_bound): ... here.
7845 (estimated_nb_iterations, parallel_p): New fields in struct loop.
7846 (record_estimate): Declare extern here.
7847 * tree-chrec.c: Fix comments.
7848 (nb_vars_in_chrec): New function.
7849 * tree-chrec.h (nb_vars_in_chrec): Declared here.
7850 * tree-data-ref.c: Don't include lambda.h, that is already included
7852 (tree_fold_divides_p): Don't check for integer_onep.
7853 (tree_fold_bezout): Removed.
7854 (gcd): New static duplicated function.
7855 (int_divides_p, dump_subscript): New.
7856 (dump_data_dependence_relation): Use dump_subscript.
7857 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
7858 estimate_niter_from_size_of_data): New.
7859 (analyze_array_indexes, analyze_array): Call
7860 estimate_niter_from_size_of_data during the detection of array
7861 references. Pass in a pointer to the statement that contains the
7863 (all_chrecs_equal_p): New.
7864 (compute_distance_vector): Renamed compute_subscript_distance.
7865 Deal with multivariate conflict functions.
7866 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
7867 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
7868 (non_affine_dependence_relation): New.
7869 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
7870 analyze_siv_subscript, analyze_miv_subscript,
7871 analyze_overlapping_iterations, subscript_dependence_tester):
7872 Initialize and return last_conflicts function.
7873 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
7874 compute_overlap_steps_for_affine_1_2): New.
7875 (analyze_siv_subscript_affine_cst): Removed.
7876 (analyze_subscript_affine_affine): Disprove dependences based on the
7877 iteration domains. Solve the univariate dependence case as before,
7878 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
7879 Implement the multivariate case of 2 versus 1 variables.
7880 (build_classic_dist_vector, build_classic_dir_vector): Implement some
7882 (find_data_references_in_loop): Compute and initialize
7883 loop->estimated_nb_iterations and loop->parallel_p.
7884 (analyze_all_data_dependences): Modify the debug dump order.
7885 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
7886 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
7887 (SUB_LAST_CONFLICT, subscript->last_conflict,
7888 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
7889 DDR_AFFINE_P, DDR_SIZE_VECT): New.
7890 (find_data_references_in_loop, initialize_data_dependence_relation,
7891 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
7893 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
7895 * configure: Regenerate.
7897 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
7900 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
7901 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
7902 and constant folding of floating point MULT_EXPR/PLUS_EXPR
7905 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
7907 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
7908 (s390_gimplify_va_arg): Likewise.
7910 2004-10-12 Daniel Jacobowitz <dan@debian.org>
7912 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
7913 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
7914 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
7915 * regclass.c (record_address_regs): Remove ifdef. Use
7916 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
7917 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
7919 (scan_rtx_address, replace_oldest_value_addr): Use
7920 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
7921 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
7922 unnecessary definitions.
7923 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
7924 and MODE_BASE_REG_REG_CLASS.
7925 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
7926 (MODE_BASE_REG_REG_CLASS): Define.
7927 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
7928 (REG_MODE_OK_FOR_REG_BASE_P): Define.
7929 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
7930 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
7932 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
7934 * tree-ssa-alias.c (verify_name_tags): New function.
7935 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
7936 (verify_alias_info): Call verify_name_tags.
7938 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
7940 PR rtl-optimization/17931
7941 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
7944 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
7946 * arm.c (arm_print_operand): Use output_operand_lossage where possible
7947 rather than aborting.
7949 2004-10-12 Paul Brook <paul@coudesourcery.com>
7951 * config.gcc: Add armv6{k,z,zk}
7952 * config/arm/arm-cores.def: Add arm1176 and mpcore.
7953 * config/arm/tune.md: Regenerate.
7954 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
7956 (all_architectures): Add armv6k, armv6z, armv6zk.
7957 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
7958 * doc/invoke.texi: Document new arch and cpu values.
7960 2004-10-12 Paul Brook <paul@coodesourcery.com>
7962 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
7965 2004-10-12 Paul Brook <paul@codesourcery.com>
7967 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
7968 Handle negative constants.
7970 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
7973 * c-typeck.c (convert_arguments): Return error_mark_node if there
7974 are too few arguments.
7975 (build_function_call): Handle error_mark_node return from
7978 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
7980 * configure.ac (symbolic_link): Replace with $LN_S.
7981 (Assembler/Linker): Hard link from gas and binutils trees.
7982 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
7983 * configure: Regenerate.
7985 2004-10-12 Paul Brook <paul@codesourcery.com>
7987 * configure.ac: Don't look for host assembler when building a canadian
7989 * configure: Regenerate.
7991 2004-10-11 Roger Sayle <roger@eyesopen.com>
7994 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
7995 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
7996 line options for "-lang-asm" and if found allow any of the C-family
7998 (c_common_handle_option): Remove last use of permit_fortran_options.
8000 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8002 * config/s390/s390.c (print_operand): Support 'S' format flag.
8003 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
8004 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
8005 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
8006 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
8007 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
8008 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
8009 ("*movstricthi"): Likewise.
8010 ("*load_multiple_di", "*load_multiple_si"): Likewise.
8011 ("*store_multiple_di", "*store_multiple_si"): Likewise.
8012 ("*sethiqisi", "*sethihisi"): Likewise.
8013 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
8014 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
8015 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
8016 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
8017 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
8019 ("*tmhi_full"): Fix incorrect op_type attribute.
8021 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
8022 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
8023 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
8024 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
8026 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
8029 * function.c (temp_slots_at_level): Fix typo which creates too
8030 many temp stack slots levels.
8032 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8034 * config/s390/s390.c (s390_trampoline_template): Generate shorter
8036 (s390_trampoline_instantiate): Adapt.
8037 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
8039 2004-10-11 Roger Sayle <roger@eyesopen.com>
8042 * stmt.c (add_case_node): Add additional type argument. Declare
8043 as static to match prototype. Convert the upper and lower bounds
8044 to the specified index type. Optimize away case ranges/values
8045 that are outside the index type's bounds. Truncate case ranges
8046 that span the index type's bounds.
8047 (expand_case): Avoid unnessary computation and memory allocation
8048 when index type is error_mark_node. Pass index_type as required
8049 by change to add_case_node API. No need to convert case range
8050 bounds to index_type, this is now done by add_case_node.
8052 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8054 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
8055 * config/s390/s390.c (s390_offset_p): New function.
8056 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
8057 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
8058 transform Q->Q alternatives to *clc pattern.
8060 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
8061 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
8062 to transform Q->Q alternatives to *mvc pattern.
8063 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
8064 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
8065 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
8066 transform Q->Q alternatives to *nc pattern.
8067 ("*nc"): New insn. New peephole to merge adjacent NCs.
8068 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
8069 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
8070 transform Q->Q alternatives to *oc pattern.
8071 ("*oc"): New insn. New peephole to merge adjacent OCs.
8072 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
8073 transform Q->Q alternatives to *xc pattern.
8074 ("*xc"): New insn. New peephole to merge adjacent XCs.
8075 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
8077 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
8079 * gimplify.c (gimple_push_condition): Make sure that we don't
8080 have any saved condition cleanup if we were at the top level.
8082 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
8084 * config/frv/frv.md (*adddi3_internal): Change name to...
8085 (adddi3): ...replacing the exisiting define_expand. Combine
8086 alternatives. Fix the range of the constant constraints ('J' instead
8087 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
8088 to extract the lower and upper halves of the DImode operands.
8089 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
8090 (adddi3_lower): Fix the range of the constant constraints and
8091 remove the bogus operands[2] check.
8092 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
8093 operand 2. Use addxi to handle constant operands.
8094 (subdi3_lower, subdi3_upper): Don't handle constant operands.
8096 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
8098 * gengtype-lex.l: Add commented } & ) characters to unconfuse
8099 editor's paren matching. Allow #define inside a struct.
8101 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
8104 part of PR c++/17657
8105 * fold-const.c (fold_build_cleanup_point_expr): New function.
8106 * tree.h (fold_build_cleanup_point_expr): Prototype.
8108 2004-10-10 Eric Christopher <echristo@redhat.com>
8110 * dwarf2out.c: Move attribute to subprogram declaration
8111 instead of subroutine type.
8113 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8115 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
8116 hoist_insn_after, and hoist_insn_to_edge.
8117 * rtl.h: Remove the prototypes for reg_referenced_between_p,
8118 no_jumps_between_p, and insn_dependent_p.
8119 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
8120 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
8121 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
8122 hoist_insn_to_edge): Remove.
8124 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8127 * c-decl.c (grokparms): Don't warn for parameters of incomplete
8128 type in declarations that are not definitions except for the case
8129 of parameters of void type.
8131 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8133 * tree-cfg.c: Fix comment typos.
8135 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8138 * builtins.c (expand_builtin_va_start): Check for too few
8139 arguments to va_start.
8141 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8144 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
8145 fields a pedwarn. Pedwarn here for unnamed structs/unions if
8147 * c-parse.in (component_decl): Don't pedwarn here for unnamed
8150 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
8152 PR tree-optimization/17906
8153 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
8154 copy non-gimple reg arguments.
8156 2004-10-09 Roger Sayle <roger@eyesopen.com>
8158 PR rtl-optimization/17853
8159 * simplify-rtx.c (simplify_relational_operation): Correct comment.
8160 Reorganize handling of comparison operations with floating point
8161 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
8162 Likewise, introduce support for comparison operations with vector
8163 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
8165 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
8166 * doc/tm.texi: Likewise.
8168 2004-10-09 Steven Bosscher <stevenb@suse.de>
8170 * regs.h (struct reg_info_def): Remove the last_node_uid and
8171 changes_mode fields.
8172 (REGNO_LAST_NOTE_UID): Don't define.
8173 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
8174 * regmove.c (copy_src_to_dest): Likewise.
8176 2004-10-09 Roger Sayle <roger@eyesopen.com>
8179 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
8180 relational comparison operator op needs to be swapped/reversed when
8181 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
8183 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8186 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
8187 instead of bsi_start.
8188 (value_replacement): Likewise.
8189 (abs_replacement): Likewise
8191 2004-10-09 Steven Bosscher <stevenb@suse.de>
8193 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
8194 (expand_gimple_cond_expr, expand_gimple_tailcall,
8195 expand_gimple_basic_block): Use it to dump RTL for each stmt.
8196 (tree_expand_cfg): Announce full RTL function dump.
8197 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
8198 not the graph version.
8199 * tree-pretty-print.c (dump_generic_node): Allow empty statements
8200 in the arms of a COND_EXPR for lowered nodes.
8202 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
8204 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
8205 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
8206 strtoufix16, strtoufix32, strtoufix64): Declare.
8208 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8210 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
8211 for an out-of-range floating point constant.
8212 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
8213 warning if the target format does not support infinities.
8215 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8217 * emit-rtl.c (last_label_num, base_label_num): Remove.
8218 (max_label_num): Always return label_num.
8219 (set_new_last_label_num, restore_emit_status): Remove.
8220 (init_emit): Don't initialize last_label_num.
8221 * function.c (pop_function_context_from): Don't call
8222 restore_emit_status.
8223 * function.h: Remove the prototype for restore_emit_status.
8224 * rtl.h: Remove the prototype for set_new_last_label_num.
8226 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8228 * stmt.c (expand_decl_init): Remove.
8229 * tree.h: Remove the corresponding prototype.
8231 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8233 * integrate.c (try_constants, subst_constants, mark_stores):
8235 * integrate.h: Remove the prototype for try_constants.
8237 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8239 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
8240 (convert_for_assignment): Handle ic_argpass_nonproto. Add
8241 comments about its relevance to errors.
8242 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
8244 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8247 * c-ppoutput.c (cb_ident): Don't quote string as it is already
8250 2004-10-08 Diego Novillo <dnovillo@redhat.com>
8252 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
8253 reference_node_pool.
8255 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8257 * tree-cfg.c: Fix a comment typo.
8259 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
8261 * config/s390/s390.c (s390_register_info): Don't save fprs for
8263 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
8265 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
8267 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
8268 (TARGET_DEFAULT): Use symbolic values.
8269 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
8270 (TARGET_DEFAULT): Use symbolic values.
8271 * config/s390/s390.c (s390_backchain_string): Initialize to
8272 TARGET_DEFAULT_BACKCHAIN.
8274 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8276 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
8277 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
8279 (expand_builtin_strcat): Accept a type parameter.
8280 (fold_builtin_mempcpy): Accept a type and endp parameter.
8282 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
8283 Accept an `exp' instead of an `arglist'.
8285 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
8287 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
8288 reverting my 2004-09-07 patch to use build_int_cst.
8290 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8293 * config/sparc/sparc.c (input_operand): Remove redundant code
8294 for handling LO_SUM.
8295 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
8296 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
8297 Otherwise only accept it for TFmode if quad move insns are available.
8299 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8301 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
8302 common cases will be caught earlier than others.
8304 2004-10-08 Michael Matz <matz@suse.de>
8306 * loop-doloop.c (doloop_optimize): Extend count.
8308 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8310 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
8311 (prefetch): Convert to expander.
8313 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8315 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
8316 first argument of CALL.
8317 (tls_local_dynamic): Likewise.
8319 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8321 * c-typeck.c (enum impl_conv): New.
8322 (convert_for_assignment): Use it. Take tree for function called
8323 instead of its name. Handle ObjC selectors for diagnostics at
8324 start of function. Select diagnostic text within the function
8325 using full sentences for diagnsotics. Use %qE to name functions
8327 (convert_arguments, build_modify_expr,
8328 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
8329 callers to convert_for_assignment.
8330 (warn_for_assignment): Remove.
8332 2004-10-08 Nick Clifton <nickc@redhat.com>
8334 * config/sh/symbian.c (symbian_possibly_export_base_class):
8335 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
8336 TYPE_CONTAINS_VPTR_P.
8338 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8340 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
8341 fixed registers form all_used_regs. Update call_really_used_regs.
8342 (CALL_REALLY_USED_REGISTERS): Define.
8343 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
8344 with call_really_used_regs.
8346 2004-10-08 Alan Modra <amodra@bigpond.net.au>
8348 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
8349 for -profile as well as -p and -pg.
8351 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
8353 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
8355 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8357 * tree-cfg.c (tree_block_forwards_to): Remove.
8358 * tree-flow.h: Remove the corresponding prototype.
8360 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8362 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
8363 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
8365 2004-10-07 Geoffrey Keating <geoffk@apple.com>
8368 * config/rs6000/rs6000.c (rs6000_generate_compare): When
8369 flag_trapping_math is in effect, don't generate subtract
8372 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
8374 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
8375 * config/s390/s390.c (s390_narrow_logical_operator): New function.
8376 (s390_extra_constraint_str): Add 'A' constraints.
8377 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
8378 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
8379 (CONSTRAINT_LEN): Likewise.
8380 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
8381 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
8382 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
8383 ("*iordi3"): Add OI alternative and splitter.
8384 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
8385 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
8386 ("*xordi3"): Add XI alternative and splitter.
8387 ("*xorsi3", "*xorhi3"): Likewise.
8389 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8391 * config/mips/mips.c (mips_function_rodata_section): New function.
8392 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
8394 2004-10-07 Devang Patel <dpatel@apple.com>
8396 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
8397 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
8398 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
8399 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
8400 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
8401 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
8402 UNSPEC_VCONDU_V16QI): New constant defines.
8403 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
8404 vconduv16qi): New patterns.
8405 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
8406 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
8407 (get_vec_cmp_insn): Same.
8408 (get_vsel_insn): Same.
8409 (rs6000_emit_vector_compare): Same.
8410 (rs6000_emit_vector_select): Same.
8411 (INSN_NOT_AVAILABLE): New.
8413 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8415 PR tree-optimization/17749
8416 * tree-tailcall.c (find_tail_calls): Check that parameter is
8419 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8421 * config/ia64/ia64.c: Fix a comment typo.
8423 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8425 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
8427 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8430 * tree-inline.c (expand_call_inline): Do not warn for functions
8431 marked with attribute noinline.
8433 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8436 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
8437 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
8439 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
8440 of 0 as 4th argument to pass_by_reference.
8441 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
8443 2004-10-06 Eric Christopher <echristo@redhat.com>
8445 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
8448 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8451 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
8453 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8455 PR rtl-optimization/17791
8456 * loop-doloop.c (doloop_modify): Take number of iterations as
8458 (doloop_optimize): Extend or shorten the number of iterations
8459 when changing mode of counter register.
8460 * loop-iv.c (lowpart_subreg): Export.
8461 * rtl.h (lowpart_subreg): Declare.
8463 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8465 PR tree-optimization/17806
8466 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
8467 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
8468 flags moved to split_edge.
8470 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8473 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
8474 before tentatively building the conditional move sequence.
8476 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8479 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
8481 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
8482 function_arg_padding.
8484 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8487 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
8489 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8491 * hooks.c (hook_int_void_1, hook_void_int): Remove.
8492 * hooks.h: Remove the corresponding prototypes.
8494 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8497 * tree-nested.c (walk_stmt_info): Add changed field.
8498 (convert_nonlocal_reference): Set changed to when we
8499 change a decl to unnested decl.
8500 <case ADDR_EXPR>: Instead of checking if the immediate part
8501 of the ADDR_EXPR changed, check the field changed.
8502 Use recompute_tree_invarant_for_addr_expr instead of unsetting
8504 (convert_local_reference): Set changed to when we
8505 change a decl to unnested decl.
8506 <case ADDR_EXPR>: Instead of checking if the immediate part
8507 of the ADDR_EXPR changed, check the field changed.
8508 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
8510 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
8512 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8513 * dwarf2out.c (dwarf2out_init): Remove references to
8514 DWARF2_GENERATE_TEXT_SECTION_LABEL.
8515 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
8516 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8518 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
8520 * c-typeck.c (convert_arguments): Take expression for called
8521 function rather than its name. Handle ObjC selectors directly
8522 rather than relying on warn_for_assignment to do so. Call warning
8523 directly rather than warn_for_assignment. Use %qE in diagnostics.
8524 Say "argument" rather than "arg" in diagnostics.
8525 (build_function_call): Update call to convert_arguments.
8527 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8530 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
8531 ENUMs specially instead of just saying we do.
8533 2004-10-06 Eric Christopher <echristo@redhat.com>
8535 * dwarf2.h: Sync with include/elf/dwarf2.h
8537 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8539 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
8542 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8544 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
8545 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
8547 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8549 * lambda-code.c (compute_nest_using_fourier_motzkin): New
8551 (lambda_compute_auxillary_space): Split from here.
8553 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8555 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
8556 * tree-flow.h: Add prototype.
8557 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
8558 expr_invariant_in_loop.
8560 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
8562 * tree-cfg.c (thread_jumps): Remove a duplicate check for
8565 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
8567 * config/s390/s390-protos.h (s_imm_operand): Remove.
8568 (s390_pool_operand): Add prototype.
8569 * config/s390/s390.c (general_s_operand): Remove.
8570 (s_imm_operand): Remove.
8571 (s_operand): Merge contents of general_s_operand.
8572 (s390_pool_operand): New function.
8573 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
8574 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
8575 ("*cmpdi_ccu"): Merge Q->Q alternative.
8576 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
8577 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
8579 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
8580 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
8581 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
8583 2004-10-06 Steve Ellcey <sje@cup.hp.com>
8585 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
8586 call ia64_function_arg_boundary.
8587 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
8588 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
8589 (ia64_function_arg_advance): Do not put 128 bit floats into
8592 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8594 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
8595 Accept an expression instead of an arglist.
8596 (expand_builtin_stpcpy): Accept an expression instead of an
8599 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8602 * doc/install.texi (*-*-solaris2*): Mention potential problem
8603 with Sun assembler + GNU linker and C++ programs.
8604 Document status of binutils 2.15 release.
8606 2004-10-06 Jan Hubicka <jh@suse.cz>
8608 * cse.c (cse_main): Kill push/pop context.
8610 2004-10-05 Zack Weinberg <zack@codesourcery.com>
8612 * pretty-print.c: Include tree.h.
8613 (pp_base_prepare_to_format): New function, logic from
8614 text_specifies_location.
8615 (pp_base_format_text): Use gcc_assert.
8616 * pretty-print.h (pp_prepare_to_format): New macro.
8617 (pp_base_prepare_to_format): Prototype.
8618 * diagnostic.c (text_specifies_location): Delete.
8619 (bug_report_request): Delete.
8620 (diagnostic_set_info): Don't call text_specifies_location.
8621 (diagnostic_action_after_output): Put text from
8622 bug_report_request inline here. Use gcc_unreachable.
8623 (diagnostic_report_current_function): Fix comment.
8624 (diagnostic_report_diagnostic): Clarify logic for error recursion.
8625 Call pp_prepare_to_format before diagnostic_starter.
8626 (trim_filename): Use IS_DIR_SEPARATOR.
8627 (fatal_error, internal_error): Use gcc_unreachable.
8628 (error_recursion): Call diagnostic_action_after_output to
8629 issue the bug_report_request message and exit.
8630 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
8632 * c-parse.in: Add list of diagnostic messages to insulate
8633 translation template from version of yacc/bison used to
8634 compile the grammar.
8636 2004-10-06 Alan Modra <amodra@bigpond.net.au>
8639 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
8641 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8643 * basic-block.h: Remove the prototype for
8644 flow_preorder_transversal_compute.
8645 * cfganal.c (dfst_node): Remove.
8646 (flow_preorder_transversal_compute): Likewise.
8647 * rtl.h: Remove the prototype for get_jump_table_offset.
8648 * rtlanal.c (get_jump_table_offset): Remove.
8650 2004-10-05 Richard Henderson <rth@redhat.com>
8653 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
8655 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
8658 * Makefile.in: Stage the build directory too.
8660 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
8662 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
8664 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
8665 (frv_emit_move): Same.
8667 * config/frv/frv.c (frv_emit_move): New.
8668 (frv_legitimize_address): New.
8670 * config/frv/frv.md ("movsi"): Call frv_emit_move.
8677 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
8679 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
8682 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
8684 * c-decl.c (pushdecl): When an extern declaration at block scope
8685 refers to a visible entity with internal linkage, use the old DECL
8686 rather than the new one.
8688 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8690 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
8693 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8695 * tree-cfg.c (thread_jumps): Remove a duplicate check for
8698 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8700 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
8701 of FOR_BB_BETWEEN. Remove a useless check for unreachable
8704 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8706 * tree-cfg.c (cleanup_tree_cfg): Don't call
8707 delete_unreachable_blosk() after thread_jumps().
8708 (thread_jumps): Always remove basic blocks as they become
8711 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8713 * tree-cfg.c (cleanup_tree_cfg): Remove variable
8714 something_changed. Simplify the while loop.
8716 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8718 * builtins.c (expand_builtin_memmove): Delete duplicate code
8719 and accept a tree type for the result.
8720 (expand_builtin_bcopy): Accept a tree type for the result.
8721 (fold_builtin_memmove): Accept an arglist and tree type for
8724 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
8726 * config/s390/s390.c (s390_dump_pool): Remove return value.
8727 Use gen_pool_align, gen_pool_section_start/end instead of
8728 gen_pool_start/end_31/64.
8729 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
8730 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
8731 ("pool_start_31", "pool_end_31"): Remove.
8732 ("pool_start_64", "pool_end_64"): Likewise.
8733 ("pool_align", "pool_section_start", "pool_section_end": New insns.
8735 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
8736 (TARGET_CANNOT_COPY_INSN_P): Define.
8737 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
8738 (struct constant_pool): New member 'execute'.
8739 (s390_add_execute, s390_find_execute): New functions.
8740 (s390_execute_label, s390_execute_target): Likewise.
8741 (s390_dump_pool): Output in-pool execute target templates.
8742 (s390_dump_execute): New function.
8743 (s390_alloc_pool, s390_free_pool): Handle execute templates.
8744 (s390_mainpool_start, s390_mainpool_finish): Likewise.
8745 (s390_chunkify_start, s390_chunkify_finish): Likewise.
8746 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
8747 ("*execute"): New insn pattern.
8748 ("movmem_short", "*movmem_short"): Use splitters to generate
8749 explicit execute pattern, remove embedded execute.
8750 ("clrmem_short", "*clrmem_short"): Likewise.
8751 ("cmpmem_short", "*cmpmem_short"): Likewise.
8753 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
8755 * tree-ssa.c (verify_ssa): Verify phi arguments only
8756 contain renamed names.
8758 2004-10-05 Alan Modra <amodra@bigpond.net.au>
8760 * config/rs6000/linux.h: Formatting, whitespace.
8761 * config/rs6000/linux64.h: Likewise.
8762 * config/rs6000/rs6000-protos.h: Likewise.
8763 * config/rs6000/rs6000.c: Likewise.
8764 (easy_vector_splat_const): Add fall thru comments.
8765 (output_vec_const_move): Likewise.
8767 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
8769 * Makefile.in: Update -Wno-error exceptions for move to build dir.
8771 2004-10-05 Chao-Ying Fu <fu@mips.com>
8772 Richard Sandiford <rsandifo@redhat.com>
8774 * doc/invoke.texi (-mpaired-single): Link to the new description of the
8775 built-in functions. Document dependencies.
8776 (-mips3d): Add link here too.
8777 * doc/extend.texi (MIPS Paired-Single Support): New section.
8779 2004-10-04 Chao-ying Fu <fu@mips.com>
8781 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
8783 2004-10-04 Diego Novillo <dnovillo@redhat.com>
8785 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
8786 Initialize OPT_STATS to 0.
8788 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
8790 * tree-data-ref.c: Fix comment typos.
8792 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
8794 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
8795 the predicate cannot be computed, don't initialize the result to
8798 2004-10-01 Eric Christopher <echristo@redhat.com>
8800 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
8801 locally defined enum.
8802 * dwarf2out.c (add_calling_convention_attribute): Don't
8805 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
8807 PR c/17178, PR c/17820
8808 * c-decl.c (pop_scope): Do not warn about unused static
8809 variables as they warned in the middle-end.
8811 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8813 * builtins.c (expand_builtin_memcpy): Delete duplicate code
8814 and make the first parameter the expression not the arglist.
8816 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
8818 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
8819 as valid modes to expand address expressions.
8821 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
8823 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
8824 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
8825 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
8826 code formatting conventions.
8828 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
8830 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
8832 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
8834 PR tree-optimization/16632
8835 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
8836 fold (A & C) == D into 0, fold ~C. Similarly, for the case
8837 where | is used instead of &.
8839 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
8841 * ginclude/stddef.h: Fix a comment typo.
8843 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8846 * config.gcc (i?86-*-solaris2*): Restore correct logic
8847 for --enable-threads option.
8848 (sparc64-*-solaris2*): Likewise.
8849 (sparc-*-solaris2*): Likewise.
8851 2004-10-03 Alan Modra <amodra@bigpond.net.au>
8853 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
8854 (OS_MISSING_POWERPC64): Move, and comment.
8855 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
8856 (OS_MISSING_POWERPC64): Move, and comment.
8858 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
8860 * arm.c (output_call_mem): Add missing \t.
8862 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8864 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
8865 expand_builtin_strncmp): Delete duplicate code.
8867 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
8869 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
8870 take check-base and -limit arguments.
8871 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
8872 check ranges for ARRAY_REF and COMPONENT_REF.
8873 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
8876 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
8878 * c-objc-common.c (c_tree_printer): Correct description of %E.
8879 Don't fall through after printing an expression.
8881 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
8883 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
8885 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
8887 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
8888 delete_unrechable_blocks() only when necessary.
8890 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
8892 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
8893 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
8894 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
8895 __gthread_recursive_mutex_unlock): New functions.
8897 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
8899 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
8900 * config/s390/tpf-eh.c: Remove file.
8901 * config/s390/tpf-unwind.h: New file.
8902 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
8903 (MD_UNWIND_SUPPORT): Define.
8905 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
8907 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
8909 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
8911 * config/s390/s390-protos.h (s390_comparison): Add prototype.
8912 * config/s390/s390.c (s390_comparison): New function.
8913 (s390_branch_condition_mask): Return -1 for invalid comparisons.
8914 (s390_branch_condition_mnemonic): Assert valid comparison.
8915 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
8916 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
8917 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
8918 s390_comparison instead of comparison_operator.
8920 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
8921 ("cmpmemdi"): Remove.
8922 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
8923 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
8924 ("cmpint_si"): Rename to ...
8925 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
8926 ("cmpint_di", "*cmpint_di"): Likewise.
8927 * config/s390/s390.c (s390_canonicalize_comparison): Remove
8928 redundant UNSPEC_CMPINT conversions.
8929 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
8931 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
8933 * collect2.c (COLLECT_PARSE_FLAG): Remove.
8934 (main): Remove a reference to COLLECT_PARSE_FLAG
8935 * system.h: Poison COLLECT_PARSE_FLAG.
8936 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
8938 2004-10-01 Paul Brook <paul@codesourcery.com>
8940 * config/arm/crti.asm: Give _init and _fini function type.
8942 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
8944 * common.opt (ftree-loop-ivcanon): Enable by default.
8945 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8946 Enable complete loop unrolling.
8947 (canonicalize_induction_variables, tree_unroll_loops_completely):
8950 2004-10-01 Paul Brook <paul@codesourcery.com>
8952 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
8953 not register number.
8954 (thumb_find_work_register): Search full register range.
8956 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
8959 * tree-cfg.c (group_case_labels): Get the label and not
8960 the case expr for the default case.
8961 When the label we looking at is the default, decrement the
8964 2004-10-01 Jan Hubicka <jh@suse.cz>
8966 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
8967 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
8968 * toplev.h (tree_rest_of_compilation): Update prototype.
8969 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
8971 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
8973 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
8974 cleanup_control_flow() out of the while loop.
8976 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
8978 * tree-vectorizer.c (vectorizable_operation): Fail unless
8979 the mode for the vector type is indeed a vector mode.
8981 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
8983 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
8984 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
8986 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8987 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
8988 follow_ssa_edge_in_rhs): Ditto.
8989 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
8990 (dump_iv): Dump base_object.
8991 (dump_use, dump_cand): Use dump_iv.
8992 (determine_base_object): New function.
8993 (alloc_iv): Initialize base_object field.
8994 (record_use): Clear the ssa_name field of iv.
8995 (get_computation_cost_at): Do not use difference of addresses of
8996 two different objects.
8997 (may_eliminate_iv): Do not require the loop to have just single exit.
8998 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
8999 (nonzero_p): New function.
9000 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
9001 tree_simplify_using_condition, simplify_using_initial_conditions,
9002 loop_niter_by_eval, find_loop_niter_by_eval,
9003 estimate_numbers_of_iterations_loop, compare_trees,
9004 upper_bound_in_type, lower_bound_in_type,
9005 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
9006 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
9007 instead of integer_(non)zerop.
9009 2004-10-01 Jakub Jelinek <jakub@redhat.com>
9012 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9014 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9015 and TI_VA_LIST_FPR_COUNTER_FIELD.
9016 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9017 * tree-pass.h (pass_stdarg): Add.
9018 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9019 * tree-stdarg.c: New file.
9020 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9021 (tree-stdarg.o): Add dependencies.
9022 * function.h (struct function): Add va_list_gpr_size and
9023 va_list_fpr_size fields.
9024 * function.c (allocate_struct_function): Initialize them.
9026 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9027 va_list_{g,f}pr_counter_field.
9028 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9029 area will not be used. Only save registers that tree-stdarg.c
9030 detected they need saving.
9031 (ix86_va_start): Don't set up fields that won't be used.
9033 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9034 va_list_{g,f}pr_counter_field.
9035 (setup_incoming_varargs): Don't do anything if reg_save
9036 area will not be used. Only save registers that tree-stdarg.c
9037 detected they need saving.
9038 (rs6000_va_start): Don't set up fields that won't be used.
9040 2004-09-30 Eric Christopher <echristo@redhat.com>
9042 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
9044 * dwarf2out.c (add_calling_convention_attribute): New function.
9045 (gen_subroutine_type_die): Use.
9046 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
9047 * target.h (gcc_target): Add dwarf_calling_convention.
9048 * hooks.c (hook_int_tree_0): New function.
9049 * hooks.h: Prototype.
9050 * config/sh/sh.c: Include dwarf2.h.
9051 (sh_dwarf_calling_convention): New function.
9052 (TARGET_DWARF_CALLING_CONVENTION): Use.
9053 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
9055 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9057 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
9058 expand_builtin_strrchr, expand_builtin_strpbrk,
9059 expand_builtin_strncat, expand_builtin_strspn,
9060 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
9063 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9065 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
9067 (s390_logical_operator_ok_p): Likewise.
9068 * config/s390/s390.c (s390_expand_logical_operator): New function.
9069 (s390_logical_operator_ok_p): Likewise.
9070 * config/s390/s390.md ("anddi3"): New expander.
9071 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
9072 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
9073 ("andsi3"): Use s390_expand_logical_operator.
9074 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
9075 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
9076 ("andhi3"): New expander.
9077 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
9078 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
9079 ("andqi3"): New expander.
9080 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
9081 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
9082 ("iordi3"): New expander.
9083 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
9084 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
9085 ("iorsi3"): Use s390_expand_logical_operator.
9086 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
9087 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
9088 ("iorhi3"): New expiorer.
9089 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
9090 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
9091 ("iorqi3"): New expiorer.
9092 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
9093 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
9094 ("xordi3"): New expander.
9095 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
9096 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
9097 ("xorsi3"): New expander.
9098 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
9099 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
9100 ("xorhi3"): New expander.
9101 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
9102 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
9103 ("xorqi3"): New expander.
9104 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
9105 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
9107 2004-09-30 Roger Sayle <roger@eyesopen.com>
9109 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
9110 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
9111 machine mode as the result.
9113 2004-09-30 Ben Elliston <bje@au.ibm.com>
9116 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
9117 FOR_EACH_EDGE macros.
9119 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9121 * c-tree.h (readonly_error): Remove.
9122 * c-typeck (enum lvalue_use): New.
9123 (lvalue_or_else, readonly_error): Use it. All callers changed.
9124 (readonly_error): Make static.
9126 2004-09-30 Jan Hubicka <jh@suse.cz>
9129 * cfgrtl.c (try_redirect_by_replacing_jump,
9130 force_nonfallthru_and_redirect, commit_one_edge_insertion,
9131 cfg_layout_merge_blocks): Do not attach any line number information
9132 to newly inserted instructions.
9133 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
9135 (emit_*insn_before, emit_insn*_after): New.
9136 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
9138 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
9139 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
9141 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9143 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
9144 (s390_return_address_offset): Remove.
9145 (s390_can_eliminate): Add prototype.
9146 (s390_initial_elimination_offset): Add prototype.
9147 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
9148 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
9149 * config/s390/s390.c (s390_arg_frame_offset): Remove.
9150 (s390_return_address_offset): Remove.
9151 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
9152 (struct machine_function): New member split_branches_pending_p.
9153 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
9154 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
9155 (s390_optimize_prologue): Remove base_used argument. Call
9156 s390_update_frame_layout instead of s390_register_info. Handle
9157 prologue/epilogue insns that touch only RETURN_REGNUM.
9158 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
9159 (s390_register_info): Remove base_used and return_addr_used
9160 arguments, compute special register usage inline. Return live
9161 register data to caller.
9162 (s390_frame_info): Remove arguments, do not call s390_register_info.
9163 (s390_init_frame_layout): New function.
9164 (s390_update_frame_layout): Likewise.
9165 (s390_emit_prologue): Call s390_update_frame_layout; some code
9166 move to there. Do not emit pool placeholder insn if unnecessary.
9168 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9170 * config/s390/s390.c (legitimate_reload_constant_p): Remove
9171 floating point constant workaround.
9172 (s390_secondary_input_reload_class): Handle PLUS reloads
9173 with too-large constant.
9174 (s390_expand_plus_operand): Likewise.
9175 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
9176 ("movsi"): Likewise. Also, remove workaround for non-general
9178 ("movdf"): Do not call force_const_mem.
9179 ("movsf"): Likewise. Merge expander with *movsf insn.
9180 ("*movsf"): Remove, merge with movsf expander.
9182 2004-09-30 Paul Brook <paul@codesourcery.com>
9184 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
9185 (ENDFILE_SPEC): Define.
9186 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
9188 2004-09-30 Richard Henderson <rth@redhat.com>
9190 * config/alpha/qrnnd.asm: Mark for noexecstack.
9192 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9194 * protoize.c, tree-cfg.c: Fix comment typos.
9196 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9199 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
9201 2004-09-30 Diego Novillo <dnovillo@redhat.com>
9203 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
9205 (add_pointed_to_expr): ... here.
9206 Call add_pointed_to_expr for variables with DECL_INITIAL set.
9207 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
9208 pointer variable, if set.
9210 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9212 * config/sh/sh.c: Follow spelling conventions.
9214 2004-09-29 Richard Henderson <rth@redhat.com>
9216 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
9217 * doc/tm.texi (DWARF_ZERO_REG): New.
9219 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
9220 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
9221 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
9223 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
9225 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
9226 with a PLUS as source operand.
9227 (expand_movstr): Likewise.
9228 (expand_builtin_stpcpy): Likewise.
9230 2004-09-29 Richard Henderson <rth@redhat.com>
9233 * tree-gimple.c (is_gimple_reg): Reject hard registers.
9234 (is_gimple_asm_val): New.
9235 * tree-gimple.h (is_gimple_asm_val): Declare.
9236 * gimplify.c (gimplify_asm_expr): Use it.
9237 * tree-pretty-print.c (print_declaration): Dump hard regs.
9238 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
9239 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9240 * tree-ssa-pre.c (is_undefined_value): Likewise.
9241 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9242 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
9243 * tree-ssa.c (warn_uninit): Likewise.
9244 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
9246 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
9248 * c-decl.c (merge_decls): Use comptype when comparing
9249 types to decide on DECL_SIZE save of olddecl.
9251 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
9253 * tree.h (INDIRECT_REF_P): New macro.
9254 * alias.c (get_alias_set): Use it
9255 (nonoverlapping_memrefs_p): Ditto.
9256 * emit-rtl.c (mem_expr_equal_p): Ditto.
9257 (set_mem_attributes_minus_bitpos): Ditto.
9258 (is_gimple_addressable): Ditto.
9259 (get_base_address): Ditto.
9260 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
9261 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
9262 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
9263 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
9264 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
9265 (add_address_candidates): Ditto.
9266 (rewrite_address_base): Ditto.
9268 2004-09-30 Ben Elliston <bje@au.ibm.com>
9270 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
9271 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
9272 (rewrite_ssa_into_ssa): Likewise.
9273 * tree-phinodes.c (create_phi_node): Access the number of
9274 predecessor edges using EDGE_COUNT() and not num_preds.
9276 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
9279 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
9281 2004-09-29 Eric Christopher <echristo@redhat.com>
9283 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
9285 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
9287 * config/cris/cris.md (moverside, movemside): With MEM, make sure
9288 the address is (plus reg mem).
9290 2004-09-29 David Edelsohn <edelsohn@gnu.org>
9292 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
9294 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
9296 * tree.c (make_node_stat): Fix uninitialized warning. Replace
9297 cascaded if ... else if with a switch.
9299 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9301 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
9303 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9305 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9306 and TI_VA_LIST_FPR_COUNTER_FIELD.
9307 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9308 * tree-pass.h (pass_stdarg): Add.
9309 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9310 * tree-stdarg.c: New file.
9311 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9312 (tree-stdarg.o): Add dependencies.
9313 * function.h (struct function): Add va_list_gpr_size and
9314 va_list_fpr_size fields.
9315 * function.c (allocate_struct_function): Initialize them.
9317 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9318 va_list_{g,f}pr_counter_field.
9319 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9320 area will not be used. Only save registers that tree-stdarg.c
9321 detected they need saving.
9322 (ix86_va_start): Don't set up fields that won't be used.
9324 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9325 va_list_{g,f}pr_counter_field.
9326 (setup_incoming_varargs): Don't do anything if reg_save
9327 area will not be used. Only save registers that tree-stdarg.c
9328 detected they need saving.
9329 (rs6000_va_start): Don't set up fields that won't be used.
9331 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9333 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
9334 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
9335 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
9336 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
9337 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
9338 ATTR_NONNULL_1_4): New.
9340 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9342 PR tree-optimization/17697
9343 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
9346 2004-09-28 Per Bothner <per@bothner.com>
9348 * profile.c (branch_prob): Pass correct value to output_location,
9349 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
9351 2004-09-28 Richard Henderson <rth@redhat.com>
9354 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
9355 * tree-flow.h (may_propagate_copy_into_asm): Declare.
9356 * tree-ssa-ccp.c (replace_uses_in): Use it.
9357 * tree-ssa-dom.c (cprop_operand): Likewise.
9359 2004-09-28 Jeff Law <law@redhat.com>
9361 * tree-ssa-threadupdate.c (create_block_for_threading): Request
9362 that no outgoing edges be left in the duplicate block. Do no
9363 update information on outgoing edges or PHI nodes in target
9365 (remove_ctrl_stmt_and_useless_edges): Renamed from
9366 remove_last_stmt_and_useless_edges. Handle case where the
9367 block is empty or has no control statements. Do not update edge
9369 (thread_block): Create a template block rather than copying the
9370 original block every time. Create outgoing edges from the
9371 duplicate blocks and update PHIs at the target of the outgoing
9372 edges here. Fix edge flags for the original block if necessary.
9373 * cfghooks (duplicate_block): No longer assert that the original
9374 block has incoming edges.
9376 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
9378 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
9379 Reg Vars to enforce register allocation with general constraints.
9380 (Explicit Reg Vars): Clarify relation to asm statements.
9381 (Local Reg Vars): Similar.
9383 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9385 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
9386 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
9387 build_control_flow, new_edge): Remove.
9388 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
9389 (bitlst, bitlst_table_last, bitlst_table): Remove.
9390 (bblst): Store basic_block pointer instead of block index.
9391 (bblst_table): Likewise.
9392 (edgelst): Store edge pointer instead of edge index.
9393 (edgelst_table, edgelst_last): New variables.
9394 (extract_bitlst): Rename to ...
9395 (extract_edgelst): ... this. Return edge pointers, not indices.
9396 (split_edges): Update call.
9397 (rgn_edges): Store edge pointers instead of indices.
9398 (edge_to_bit): Remove.
9399 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
9400 (SET_EDGE_TO_BIT): New macro.
9401 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
9402 (find_rgns): Remove edge_list parameter. Traverse standard CFG
9403 data structures instead of haifa_edge et al. Use edge pointers
9404 instead of edge indices everywhere.
9405 (compute_dom_prob_ps): Use standard CFG data structures. Account
9407 (compute_trg_info): Likewise.
9408 (propagate_deps): Likewise.
9409 (debug_candidate): Account for bblst data structure change.
9410 (check_live_1, update_live_1, is_pfree): Likewise.
9411 (IS_REACHABLE): Use standard CFG data structures.
9412 (init_ready_list): Update bblst_table/edgelst_table allocation.
9413 (schedule_region): Update alloc/cleanup code to data structure
9414 changes. Use edge->aux to store per-region edge index.
9415 (init_regions): No longer call build_control_flow. Do not
9416 create edge list any more.
9418 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9420 * cse.c (cse_insn): Avoid creating direct non-local jumps.
9421 * combine.c (can_combine_p): Likewise.
9422 * local-alloc. (update_equiv_regs): Likewise.
9424 2004-09-28 Richard Henderson <rth@redhat.com>
9427 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
9428 Don't check VOIDmode here. Force PLUS operands to common type.
9429 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
9430 Pmode if given a non pointer type.
9432 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9435 * optabs.c (expand_binop): Force constants to the correct mode.
9437 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9439 * config/s390/s390.c (s390_adjust_cost): Remove.
9440 (TARGET_SCHED_ADJUST_COST): Do not redefine.
9441 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
9442 * config/s390/s390.md ("main_pool"): Use "larl" type
9443 attribute if TARGET_CPU_ZARCH.
9445 2004-09-28 Jakub Jelinek <jakub@redhat.com>
9447 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
9450 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9452 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
9455 2004-09-28 Steven Bosscher <stevenb@suse.de>
9457 * common.opt (flag_gcse_sm): Disable by default.
9458 (flag_gcse_las): Likewise.
9459 (flag_web): Likewise. Create from this file.
9460 * flags.h: Remove flag_web declaration.
9461 * toplev.c (flag_web): Likewise.
9462 (process_options): Never set flag_web.
9464 2004-09-28 Steven Bosscher <stevenb@suse.de>
9466 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
9467 * tree-ssa-propagate.c: Include vec.h.
9468 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
9470 (cfg_blocks_add): Assert the block is not already in the worklist.
9471 Update uses of interesting_ssa_edges and varying_ssa_edges.
9472 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
9473 ssa_propagate): Likewise.
9475 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
9478 * c-decl.c (start_decl): Check for initializing incomplete array
9480 (build_compound_literal): Check for TYPE being error_mark_node.
9481 * c-parse.in (primary): Check for VLA compound literals.
9483 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9485 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
9486 with --disable-checking.
9488 2004-09-28 Devang Patel <dpatel@apple.com>
9490 * tree-pretty-print.c (dump_generic_node): Print vector types.
9492 2004-09-28 Nick Clifton <nickc@redhat.com>
9494 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
9495 invocation of the function sh_init_cumulative_args.
9496 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
9497 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
9498 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
9499 * config/sh/sh.c (sh_init_cumulative_args): New function based
9500 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
9501 heuristic added to determine the setting of force_mem when a
9502 library function is being called.
9504 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9506 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
9507 Skip constant arguments.
9509 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9511 * tree-ssa-alias.c (create_name_tags): If PTR points to a
9512 volatile type, mark the tag volatile.
9513 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
9516 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
9518 * tree.def (vec_cond_expr): Fix. Change 'e'
9521 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9523 * basic-block.h: Fix a comment typo.
9525 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9527 * optabs.c, optabs.h: Fix comment typos.
9529 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
9531 * config/sparc/sparc.md (call_address_struct_value_sp32):
9532 Properly mask the immediate field of the 'unimp' instruction.
9533 (call_symbolic_struct_value_sp32): Likewise.
9535 2004-09-28 Ben Elliston <bje@au.ibm.com>
9536 Steven Bosscher <stevenb@suse.de>
9537 Andrew Pinski <pinskia@physics.uc.edu>
9539 Merge from edge-vector-branch:
9540 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
9541 (struct edge_def): Remove pred_next, succ_next members.
9542 (struct basic_block_def): Remove pred, succ members. Add preds
9543 and succs members of type VEC(edge).
9544 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
9545 (BRANCH_EDGE): Likewise.
9546 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
9547 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
9548 (edge_iterator): New.
9549 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
9550 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
9551 (FOR_EACH_EDGE): New.
9552 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
9554 (rotate_loop): Likewise.
9555 (find_traces_1_route): Likewise.
9556 (bb_to_key): Likewise.
9557 (connect_traces): Likewise.
9558 (copy_bb_p): Likewise.
9559 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
9560 (add_labels_and_missing_jumps): Likewise.
9561 (fix_up_fall_thru_edges): Likewise.
9562 (find_jump_block): Likewise.
9563 (fix_crossing_conditional_branches): Likewise.
9564 (fix_crossing_unconditional_branches): Likewise.
9565 (add_reg_crossing_jump_notes): Likewise.
9566 * bt-load.c (augment_live_range): Likewise.
9567 * cfg.c (clear_edges): Likewise.
9568 (unchecked_make_edge): Likewise.
9569 (cached_make_edge): Likewise.
9570 (make_single_succ_edge): Likewise.
9571 (remove_edge): Likewise.
9572 (redirect_edge_succ_nodup): Likewise.
9573 (check_bb_profile): Likewise.
9574 (dump_flow_info): Likewise.
9575 (alloc_aux_for_edges): Likewise.
9576 (clear_aux_for_edges): Likewise.
9577 (dump_cfg_bb_info): Likewise.
9578 * cfganal.c (forwarder_block_p): Likewise.
9579 (can_fallthru): Likewise.
9580 (could_fall_through): Likewise.
9581 (mark_dfs_back_edges): Likewise.
9582 (set_edge_can_fallthru_flag): Likewise.
9583 (find_unreachable_blocks): Likewise.
9584 (create_edge_list): Likewise.
9585 (verify_edge_list): Likewise.
9586 (add_noreturn_fake_exit_edges): Likewise.
9587 (connect_infinite_loops_to_exit): Likewise.
9588 (flow_reverse_top_sort_order_compute): Likewise.
9589 (flow_depth_first_order_compute): Likewise.
9590 (flow_preorder_transversal_compute): Likewise.
9591 (flow_dfs_compute_reverse_execute): Likewise.
9592 (dfs_enumerate_from): Likewise.
9593 (compute_dominance_frontiers_1): Likewise.
9594 * cfgbuild.c (make_edges): Likewise.
9595 (compute_outgoing_frequencies): Likewise.
9596 (find_many_sub_basic_blocks): Likewise.
9597 (find_sub_basic_blocks): Likewise.
9598 * cfgcleanup.c (try_simplify_condjump): Likewise.
9599 (thread_jump): Likewise.
9600 (try_forward_edges): Likewise.
9601 (merge_blocks_move): Likewise.
9602 (outgoing_edges_match): Likewise.
9603 (try_crossjump_to_edge): Likewise.
9604 (try_crossjump_bb): Likewise.
9605 (try_optimize_cfg): Likewise.
9606 (merge_seq_blocks): Likewise.
9607 * cfgexpand.c (expand_gimple_tailcall): Likewise.
9608 (expand_gimple_basic_block): Likewise.
9609 (construct_init_block): Likewise.
9610 (construct_exit_block): Likewise.
9611 * cfghooks.c (verify_flow_info): Likewise.
9612 (dump_bb): Likewise.
9613 (delete_basic_block): Likewise.
9614 (split_edge): Likewise.
9615 (merge_blocks): Likewise.
9616 (make_forwarder_block): Likewise.
9617 (tidy_fallthru_edges): Likewise.
9618 (can_duplicate_block_p): Likewise.
9619 (duplicate_block): Likewise.
9620 * cfglayout.c (fixup_reorder_chain): Likewise.
9621 (fixup_fallthru_exit_predecessor): Likewise.
9622 (can_copy_bbs_p): Likewise.
9623 (copy_bbs): Likewise.
9624 * cfgloop.c (flow_loops_cfg_dump): Likewise.
9625 (flow_loop_entry_edges_find): Likewise.
9626 (flow_loop_exit_edges_find): Likewise.
9627 (flow_loop_nodes_find): Likewise.
9628 (mark_single_exit_loops): Likewise.
9629 (flow_loop_pre_header_scan): Likewise.
9630 (flow_loop_pre_header_find): Likewise.
9631 (update_latch_info): Likewise.
9632 (canonicalize_loop_headers): Likewise.
9633 (flow_loops_find): Likewise.
9634 (get_loop_body_in_bfs_order): Likewise.
9635 (get_loop_exit_edges): Likewise.
9636 (num_loop_branches): Likewise.
9637 (verify_loop_structure): Likewise.
9638 (loop_latch_edge): Likewise.
9639 (loop_preheader_edge): Likewise.
9640 * cfgloopanal.c (mark_irreducible_loops): Likewise.
9641 (expected_loop_iterations): Likewise.
9642 * cfgloopmanip.c (remove_bbs): Likewise.
9643 (fix_bb_placement): Likewise.
9644 (fix_irreducible_loops): Likewise.
9645 (remove_path): Likewise.
9646 (scale_bbs_frequencies): Likewise.
9647 (loopify): Likewise.
9649 (fix_loop_placement): Likewise.
9650 (loop_delete_branch_edge): Likewise.
9651 (duplicate_loop_to_header_edge): Likewise.
9652 (mfb_keep_just): Likewise.
9653 (create_preheader): Likewise.
9654 (force_single_succ_latches): Likewise.
9655 (loop_split_edge_with): Likewise.
9656 (create_loop_notes): Likewise.
9657 * cfgrtl.c (rtl_split_block): Likewise.
9658 (rtl_merge_blocks): Likewise.
9659 (rtl_can_merge_blocks): Likewise.
9660 (try_redirect_by_replacing_jump): Likewise.
9661 (force_nonfallthru_and_redirect): Likewise.
9662 (rtl_tidy_fallthru_edge): Likewise.
9663 (commit_one_edge_insertion): Likewise.
9664 (commit_edge_insertions): Likewise.
9665 (commit_edge_insertions_watch_calls): Likewise.
9666 (rtl_verify_flow_info_1): Likewise.
9667 (rtl_verify_flow_info): Likewise.
9668 (purge_dead_edges): Likewise.
9669 (cfg_layout_redirect_edge_and_branch): Likewise.
9670 (cfg_layout_can_merge_blocks_p): Likewise.
9671 (rtl_flow_call_edges_add): Likewise.
9672 * cse.c (cse_cc_succs): Likewise.
9673 * df.c (hybrid_search): Likewise.
9674 * dominance.c (calc_dfs_tree_nonrec): Likewise.
9675 (calc_dfs_tree): Likewise.
9676 (calc_idoms): Likewise.
9677 (recount_dominator): Likewise.
9678 * domwalk.c (walk_dominator_tree): Likewise.
9679 * except.c (emit_to_new_bb_before): Likewise.
9680 (connect_post_landing_pads): Likewise.
9681 (sjlj_emit_function_enter): Likewise.
9682 (sjlj_emit_function_exit): Likewise.
9683 (finish_eh_generation): Likewise.
9684 * final.c (compute_alignments): Likewise.
9685 * flow.c (calculate_global_regs_live): Likewise.
9686 (initialize_uninitialized_subregs): Likewise.
9687 (init_propagate_block_info): Likewise.
9688 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9689 * gcse.c (find_implicit_sets): Likewise.
9690 (bypass_block): Likewise.
9691 (bypass_conditional_jumps): Likewise.
9692 (compute_pre_data): Likewise.
9693 (insert_insn_end_bb): Likewise.
9694 (insert_store): Likewise.
9695 (remove_reachable_equiv_notes): Likewise.
9696 * global.c (global_conflicts): Likewise.
9697 (calculate_reg_pav): Likewise.
9698 * graph.c (print_rtl_graph_with_bb): Likewise.
9699 * ifcvt.c (mark_loop_exit_edges): Likewise.
9700 (merge_if_block): Likewise.
9701 (find_if_header): Likewise.
9702 (block_jumps_and_fallthru_p): Likewise.
9703 (find_if_block): Likewise.
9704 (find_cond_trap): Likewise.
9705 (block_has_only_trap): Likewise.
9706 (find_if_case1): Likewise.
9707 (find_if_case_2): Likewise.
9708 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
9709 (perfect_nestify): Likewise.
9710 * lcm.c (compute_antinout_edge): Likewise.
9711 (compute_laterin): Likewise.
9712 (compute_available): Likewise.
9713 (compute_nearerout): Likewise.
9714 * loop-doloop.c (doloop_modify): Likewise.
9715 * loop-init.c (loop_optimizer_init): Likewise.
9716 * loop-invariant.c (find_exits): Likewise.
9717 * loop-iv.c (simplify_using_initial_values): Likewise.
9718 (check_simple_exit): Likewise.
9719 (find_simple_exit): Likewise.
9720 * loop-unroll.c (peel_loop_completely): Likewise.
9721 (unroll_loop_constant_iterations): Likewise.
9722 (unroll_loop_runtime_iterations): Likewise.
9723 * loop-unswitch.c (may_unswitch_on): Likewise.
9724 (unswitch_loop): Likewise.
9725 * modulo-sched.c (generate_prolog_epilog): Likewise.
9726 (sms_schedule): Likewise.
9727 * postreload-gcse.c (eliminate_partially_redundant_load):
9729 * predict.c (can_predict_insn_p): Likewise.
9730 (set_even_probabilities): Likewise.
9731 (combine_predictions_for_bb): Likewise.
9732 (predict_loops): Likewise.
9733 (estimate_probability): Likewise.
9734 (tree_predict_by_opcode): Likewise.
9735 (tree_estimate_probability): Likewise.
9736 (last_basic_block_p): Likewise.
9737 (propagate_freq): Likewise.
9738 (estimate_loops_at_level): Likewise.
9739 (estimate_bb_frequencies): Likewise.
9740 * profile.c (instrument_edges): Likewise.
9741 (get_exec_counts): Likewise.
9742 (compute_branch_probabilities): Likewise.
9743 (branch_prob): Likewise.
9744 * ra-build.c (live_in): Likewise.
9745 * ra-rewrite.c (rewrite_program2): Likewise.
9746 * ra.c (reg_alloc): Likewise.
9747 * reg-stack.c (reg_to_stack): Likewise.
9748 (convert_regs_entry): Likewise.
9749 (compensate_edge): Likewise.
9750 (convert_regs_1): Likewise,
9751 (convert_regs_2): Likewise.
9752 (convert_regs): Likewise.
9753 * regrename.c (copyprop_hardreg_forward): Likewise.
9754 * reload1.c (fixup_abnormal_edges): Likewise.
9755 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
9756 (sbitmap_insersection_of_preds): Likewise.
9757 (sbitmap_union_of_succs): Likewise.
9758 (sbitmap_union_of_preds): Likewise.
9759 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
9760 (fix_basic_block_boundaries): Likewise.
9761 (sched_ebbs): Likewise.
9762 * sched-rgn.c (build_control_flow): Likewise.
9763 (find_rgns): Likewise.
9764 * tracer.c (find_best_successor): Likewise.
9765 (find_best_predecessor): Likewise.
9766 (tail_duplicate): Likewise.
9767 * tree-cfg.c (make_edges): Likewise.
9768 (make_ctrl_stmt_edges): Likewise.
9769 (make_goto_expr_edges): Likewise.
9770 (tree_can_merge_blocks_p): Likewise.
9771 (tree_merge_blocks): Likewise.
9772 (cfg_remove_useless_stmts_bb): Likewise.
9773 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9774 (tree_block_forwards_to): Likewise.
9775 (cleanup_control_expr_graph): Likewise.
9776 (find_taken_edge): Likewise.
9777 (dump_cfg_stats): Likewise.
9778 (tree_cfg2vcg): Likewise.
9779 (disband_implicit_edges): Likewise.
9780 (tree_find_edge_insert_loc): Likewise.
9781 (bsi_commit_edge_inserts): Likewise.
9782 (tree_split_edge): Likewise.
9783 (tree_verify_flow_info): Likewise.
9784 (tree_make_forwarder_block): Likewise.
9785 (tree_forwarder_block_p): Likewise.
9786 (thread_jumps): Likewise.
9787 (tree_try_redirect_by_replacing_jump): Likewise.
9788 (tree_split_block): Likewise.
9789 (add_phi_args_after_copy_bb): Likewise.
9790 (rewrite_to_new_ssa_names_bb): Likewise.
9791 (dump_function_to_file): Likewise.
9792 (print_pred_bbs): Likewise.
9793 (print_loop): Likewise.
9794 (tree_flow_call_edges_add): Likewise.
9795 (split_critical_edges): Likewise.
9796 (execute_warn_function_return): Likewise.
9797 (extract_true_false_edges_from_block): Likewise.
9798 * tree-if-conv.c (tree_if_conversion): Likewise.
9799 (if_convertable_bb_p): Likewise.
9800 (find_phi_replacement_condition): Likewise.
9801 (combine_blocks): Likewise.
9802 * tree-into-ssa.c (compute_global_livein): Likewise.
9803 (ssa_mark_phi_uses): Likewise.
9804 (ssa_rewrite_initialize_block): Likewise.
9805 (rewrite_add_phi_arguments): Likewise.
9806 (ssa_rewrite_phi_arguments): Likewise.
9807 (insert_phi_nodes_for): Likewise.
9808 (rewrite_into_ssa): Likewise.
9809 (rewrite_ssa_into_ssa): Likewise.
9810 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
9811 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
9812 (rewrite_trees): Likewise.
9813 * tree-pretty-print.c (dump_bb_header): Likewise.
9814 (dump_implicit_edges): Likewise.
9815 * tree-sra.c (insert_edge_copies): Likewise.
9816 (find_obviously_necessary_stmts): Likewise.
9817 (remove_data_stmt): Likewise.
9818 * tree-ssa-dom.c (thread_across_edge): Likewise.
9819 (dom_opt_finalize_block): Likewise.
9820 (single_incoming_edge_ignoring_loop_edges): Likewise.
9821 (record_equivalences_from_incoming_edges): Likewise.
9822 (cprop_into_successor_phis): Likewise.
9823 * tree-ssa-live.c (live_worklist): Likewise.
9824 (calculate_live_on_entry): Likewise.
9825 (calculate_live_on_exit): Likewise.
9826 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9827 (copy_loop_headers): Likewise.
9828 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
9829 (fill_always_executed_in): Likewise.
9830 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
9831 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
9832 (compute_phi_arg_on_exit): Likewise.
9833 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
9834 (get_loops_exit): Likewise.
9835 (split_loop_exit_edge): Likewise.
9836 (ip_normal_pos): Likewise.
9837 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
9839 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
9840 (replace_phi_with_stmt): Likewise.
9841 (value_replacement): Likewise.
9842 * tree-ssa-pre.c (compute_antic_aux): Likewise.
9843 (insert_aux): Likewise.
9844 (init_pre): Likewise.
9845 * tree-ssa-propagate.c (simulate_stmt): Likewise.
9846 (simulate_block): Likewise.
9847 (ssa_prop_init): Likewise.
9848 * tree-ssa-threadupdate.c (thread_block): Likewise.
9849 (create_block_for_threading): Likewise.
9850 (remove_last_stmt_and_useless_edges): Likewise.
9851 * tree-ssa.c (verify_phi_args): Likewise.
9852 (verify_ssa): Likewise.
9853 * tree_tailcall.c (independent_of_stmt_p): Likewise.
9854 (find_tail_calls): Likewise.
9855 (eliminate_tail_call): Likewise.
9856 (tree_optimize_tail_calls_1): Likewise.
9857 * tree-vectorizer.c (vect_transform_loop): Likewise.
9858 * var-tracking.c (prologue_stack_adjust): Likewise.
9859 (vt_stack_adjustments): Likewise.
9860 (vt_find_locations): Likewise.
9861 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
9862 * config/i386/i386.c (ix86_pad_returns): Likewise.
9863 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
9864 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
9866 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
9869 * config/sparc/sparc.c (struct machine_function): New field
9870 'leaf_function_p' and 'prologue_data_valid_p'.
9871 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
9872 to conveniently access the above fields.
9873 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
9874 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
9875 of the generic flavor 'current_function_uses_only_leaf_regs'.
9876 (eligible_for_sibcall_delay): Likewise.
9877 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
9878 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
9879 (sparc_asm_function_prologue): Add sanity check for the assumption
9880 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
9881 (sparc_can_use_return_insn_p): New function.
9882 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
9883 (output_restore): Likewise.
9884 (output_sibcall): Likewise.
9885 (sparc_output_mi_thunk): Likewise.
9886 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
9887 * config/sparc/sparc.md (return): New expander.
9889 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
9891 2004-09-27 Mark Mitchell <mark@codesourcery.com>
9894 * stor-layout.c (layout_decl): Use fold_convert, not convert.
9895 (bit_from_pos): Likewise.
9896 (byte_from_pos): Likewise.
9897 (pos_from_bit): Likewise.
9898 (normalize_offset): Likewise.
9899 (place_field): Likewise.
9900 (finalize_type_size): Likewise.
9901 (layout_type): Likewise.
9902 * tree.c (build_index_type): Likewise.
9904 2004-09-27 Devang Patel <dpatel@apple.com>
9906 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
9907 * genopinit.c (optabs): New entry for vcond_gen_code and
9909 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
9910 (get_rtx_code): New function.
9911 (vector_compare_rtx): New function.
9912 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
9913 (expand_vec_cond_expr_p): New function.
9914 (expand_vec_cond_expr): New function.
9915 (get_vcond_icode): New function.
9916 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
9917 (vcond_gen_code, vcondu_gen_code): Same.
9919 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
9921 * Makefile.in (STAGESTUFF): Split into ...
9922 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
9923 (mostlyclean): Update.
9924 (stage1-start, stage2-start, stage3-start, stage4-start,
9925 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
9926 Move the STAGEMOVESTUFF.
9928 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9930 * system.h (getpagesize): Return 'int' instead of 'long'.
9932 2004-09-27 Michael Matz <matz@suse.de>
9936 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
9937 bmp_iter_and_init): Shift by bit_in_word.
9939 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
9941 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
9942 * configure.ac: Don't sinclude it here.
9943 * configure: Regenerate.
9945 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
9947 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
9950 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
9953 * c-typeck.c (build_component_ref): Name type involved in
9954 diagnostic for structure or union without a member of the given
9957 2004-09-27 DJ Delorie <dj@redhat.com>
9959 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
9960 .comm alignment is bytes, not bits.
9962 2004-09-27 Devang Patel <dpatel@apple.com>
9964 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
9965 (print_call_name): Do not print VEC_COND_EXPR.
9967 2004-09-27 Devang Patel <dpatel@apple.com>
9969 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
9971 2004-09-27 Jan Hubicka <jh@suse.cz>
9973 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
9975 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
9977 * bitmap.h: Fix a comment typo.
9979 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
9981 * libgcc2.c (getpagesize): Change type of return value to int.
9983 2004-09-26 Matt Austern <austern@apple.com>
9985 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
9988 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9990 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
9991 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
9992 (bitmap_iterator): New type.
9993 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
9994 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
9995 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
9996 bmp_iter_and_init, bmp_iter_and_next): New functions.
9997 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
9998 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
9999 use iterator-style EXECUTE_IF_IN_BITMAP macros.
10000 * bitmap.c (bitmap_print): Ditto.
10001 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
10002 btr_def_live_range): Ditto.
10003 * cfganal.c (compute_dominance_frontiers_1) Ditto.
10004 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
10006 * ddg.c (build_inter_loop_deps): Ditto.
10007 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
10009 * except.c (remove_eh_handler): Ditto.
10010 * flow.c (reg_set_to_hard_reg_set): Ditto.
10011 * gcse.c (clear_modify_mem_tables): Ditto.
10012 * global.c (build_insn_chain): Ditto.
10013 * ifcvt.c (dead_or_predicable): Ditto.
10014 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
10016 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
10017 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
10018 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
10019 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
10020 tree_purge_all_dead_eh_edges): Ditto.
10021 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
10022 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
10023 rewrite_ssa_into_ssa): Ditto.
10024 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
10025 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
10027 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
10028 compute_flow_sensitive_aliasing, maybe_create_global_var,
10029 dump_points_to_info_for): Ditto.
10030 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
10031 * tree-ssa-dse.c (dse_finalize_block): Ditto.
10032 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
10033 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
10035 * tree-ssa-loop-ivopts.c (find_induction_variables,
10036 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
10037 determine_use_iv_costs, determine_set_costs, find_best_candidate,
10038 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
10040 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
10041 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
10042 add_call_read_ops): Ditto.
10043 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
10045 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10047 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
10048 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
10050 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10052 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
10053 reflect size of memory regions being compared.
10055 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10057 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
10058 expressions. Always clear MEM_SIZE and alias set.
10060 2004-09-26 Roger Sayle <roger@eyesopen.com>
10061 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10063 PR middle-end/17112
10064 * stor-layout.c (compute_record_mode): For records with a single
10065 field, only use the field's mode if its size matches what we'd
10066 have choosen for the record ourselves. This forces the use of
10067 BLKmode for packed records that don't completely fill a mode.
10069 2004-09-26 Roger Sayle <roger@eyesopen.com>
10071 PR middle-end/17151
10072 * combine.c (force_to_mode): Remove dubious early return test that
10073 inhibits further optimization.
10075 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
10077 * profile.c: Fix a comment typo.
10079 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10082 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
10083 with varying offset.
10084 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
10085 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
10087 (expr_invariant_in_loop_p): New function.
10088 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
10089 component_ref_field_offset for COMPONENT_REFs. Do not allow
10090 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
10091 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
10092 MISALIGNED_INDIRECT_REFs.
10093 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
10094 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
10095 MISALIGNED_INDIRECT_REFs.
10097 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
10100 * gcc.c (cpp_options, cc1_options): Preserve relative order of
10101 -std and -ansi options.
10103 2004-09-26 Jan Hubicka <jh@suse.cz>
10105 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
10106 for nested functions whose proper parent has not been output.
10108 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
10109 when re-constructing profile previously invalidated by loop.
10111 2004-09-25 Dale Johannesen <dalej@apple.com>
10113 * tree-gimple.c: Move GIMPLE definition...
10114 * doc/tree-ssa.texi: here.
10116 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10118 * tree-vectorizer.c: Fix a comment typo.
10120 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10122 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
10123 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
10124 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
10125 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
10127 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10129 * tree-ssa-loop-unswitch.c: Fix a comment typo.
10131 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10133 * doc/passes.texi: Fix a typo.
10135 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10137 * tree-optimize.c (init_tree_optimization_passes): Add
10138 pass_record_bounds.
10139 * tree-pass.h (pass_record_bounds): Declare.
10140 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
10143 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10145 PR tree-optimization/17474
10146 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
10147 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
10149 2004-09-25 Jan Hubicka <jh@suse.cz>
10151 * predict.c (counts_to_freqs): Make global.
10152 * predict.h (counts_to_freqa): Declare.
10153 * profile.c (compute_branch_probabilities): Compute frequencies
10154 * tree-profile.c (do_tree_profiling): Refine conditional on when
10155 tree profiling pass is needed.
10157 * passes.c (rest_of_handle_cfg): Disable const/pure function
10158 detection when doing tree based profiling.
10160 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
10163 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10165 * config/mips/mips.h (struct mips_args): Clarify comments.
10166 * config/mips/mips.c (struct mips_arg_info): Likewise.
10167 (mips_arg_info): Don't allow fpr_p to affect the register or
10168 stack alignment. Remove o64 silliness.
10169 (function_arg): Deal with the o32 float,float case specially.
10171 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10173 * config/mips/mips.md (loadx, storex): Define for V2SF.
10175 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
10177 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
10178 * config/s390/s390.c (s390_back_chain_rtx): New function.
10179 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
10180 Call anti_adjust_stack.
10181 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
10182 only if compiling with back chain.
10183 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
10184 back chain only if back chain enabled. Use s390_back_chain_rtx.
10186 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10188 * doc/trouble.texi: Remove obsolete information. Update
10189 information on how to regenerate fixincluded headers.
10191 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10194 * doc/invoke.texi: Document that
10195 -Wno-error-implicit-function-declaration is not accepted.
10197 2004-09-24 Richard Henderson <rth@redhat.com>
10199 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
10200 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
10202 (alpha_expand_mov): Allow unaligned vectors.
10203 (alpha_expand_unaligned_store): Use CONST0_RTX.
10204 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
10206 2004-09-24 Jeff Law <law@redhat.com>
10208 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
10210 (simplify_cond_and_lookup_avail_expr): Likewise.
10212 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10215 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
10216 title. Document interaction with -fms-extensions.
10217 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
10220 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10223 * doc/extend.texi: Document interaction of attribute noreturn and
10226 2004-09-24 Richard Henderson <rth@redhat.com>
10229 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
10230 (som_hash, som_eq): New.
10231 (init_subregs_of_mode, record_subregs_of_mode): New.
10232 (cannot_change_mode_set_regs): Rewrite for htab implementation.
10233 (invalid_mode_change_p): Likewise.
10234 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
10235 * flow.c (mark_used_regs): Likewise.
10236 (life_analysis): Use init_subregs_of_mode.
10237 * regs.h (subregs_of_mode): Remove.
10238 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
10240 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10242 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
10243 type with the copy of the conditional.
10245 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10248 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10249 Prevent renaming if the aliasing sets of the type which the
10250 pointer points to are different.
10252 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10255 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
10256 declarations of enumerators.
10257 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
10258 for redefinition. Check for nested redefinition.
10259 (finish_struct): Don't check for nested redefinition.
10260 (start_enum): Check for nested redefinition.
10262 2004-09-24 Devang Patel <dpatel@apple.com>
10264 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
10265 only when necesssary.
10266 (combine_blocks): Combine loop header and exit block.
10268 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
10270 * hooks.c (hook_tree_tree_bool_null): New.
10271 * hooks.h (hook_tree_tree_bool_null): Declare it.
10272 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
10273 * targhooks.c (default_fold_builtin): Remove.
10274 * targhooks.h (default_fold_builtin): Remove.
10276 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10278 PR rtl-optimization/17625
10279 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
10281 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10284 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
10285 Reject if any of the operands occur in an abnormal PHI.
10287 2004-09-24 Andreas Schwab <schwab@suse.de>
10289 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
10292 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10294 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
10295 if the GNU assembler is used.
10296 (sparc-*-solaris2*): Likewise.
10297 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
10298 (dbxout_function_end): Protect N_ENSYM with it.
10299 (dbxout_begin_prologue): Protect N_BNSYM with it.
10300 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
10301 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
10302 * config/sparc/sol2-gas.h: New file.
10304 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
10307 * Makefile.in (@set_gcc_lib_path@): Added.
10309 * configure.ac: Include ../config/gcc-lib-path.m4. Use
10310 TL_AC_GNU_MAKE_GCC_LIB_PATH.
10311 * configure: Regenerated.
10313 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10316 * c-typeck.c (build_c_cast): Improve wording of
10317 -Wbad-function-cast diagnostic.
10319 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
10322 * config/cris/cris.md (moverside, movemside): Rename variable
10323 "reg" to "otherop". To generate canonical RTX, check that otherop
10324 isn't constant instead of checking that operand 1 is a register.
10326 2004-09-23 Jakub Jelinek <jakub@redhat.com>
10328 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
10330 2004-09-23 Diego Novillo <dnovillo@redhat.com>
10331 Jakub Jelinek <jakub@redhat.com>
10333 * tree-flow.h (find_new_referenced_vars): Add prototype.
10334 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
10336 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
10338 (mark_new_vars_to_rename): Walk through all operands.
10339 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
10340 (execute_fold_all_builtins): Use it.
10341 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
10343 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
10345 * gthr-tpf.h: New file.
10346 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
10347 * gthr.h: Use gthr-tpf.h on TPF OS.
10349 2004-09-23 Jeff Law <law@redhat.com>
10351 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
10352 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
10353 (substitute_and_fold): Likewise.
10354 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
10355 except invariants from SSA_NAME_VALUE.
10356 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
10357 and SET_SSA_NAME_EQUIV.
10358 (restore_vars_to_original_value, record_const_or_copy): Likewise.
10359 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
10360 (record_equality, cprop_into_successor_phis): Likewise.
10361 (record_equivalences_from_stmt, cprop_operand): Likewise.
10362 (lookup_avail_expr): Likewise.
10363 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
10364 from SSA_NAME_VALUE.
10365 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
10366 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
10367 annotation from the VALUE_HANDLE field.
10369 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
10373 * tree.c (reconstruct_complex_type): Remove extra "this".
10374 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
10375 Add V4SFmode to case statement.
10377 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
10380 * doc/extend.texi, doc/invoke.texi: Document interaction of
10381 -fno-builtin with format checks. Note that built-in functions
10382 have effects beyond generating code that avoids calls to those
10385 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
10387 PR tree-optimization/17533
10388 * dominance.c (verify_dominators): Tolerate even more incorrect
10389 dominance data during error message printing.
10390 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
10391 and edges more correctly.
10393 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
10395 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
10397 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
10398 MISALIGNED_INDIRECT_REF.
10399 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
10400 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
10402 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
10403 (find_interesting_uses_address): Likewise.
10404 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
10405 (build_fold_addr_expr_with_type): Likewise.
10406 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
10407 * print-rtl.c (print_mem_expr): Likewise.
10408 * tree-dump.c (dequeue_and_dump): Likewise.
10409 * tree-eh.c (tree_could_trap_p): Likewise.
10410 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
10411 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
10412 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
10414 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10415 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10416 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
10417 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
10418 (add_address_candidates, rewrite_address_base): Likewise.
10419 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
10421 * tree.c (staticp, build1_stat): Likewise.
10423 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
10424 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
10425 * tree-ssa-operands.c (get_expr_operands): Likewise.
10426 * expr.c (expand_expr_real_1): Likewise.
10428 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
10430 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
10431 for the new optabs.
10432 (expand_ternary_op): New function.
10433 * genopinit.c (optabs): Handle the new optabs.
10434 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
10435 (init_optabs): Initialize vec_realign_load_optab.
10436 (expand_ternary_op): New functions.
10438 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
10439 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
10440 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
10441 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
10442 * target.h (struct vectorize): New member for struct gcc_target.
10443 (misaligned_mem_ok): New member for targetm.vectorize.
10444 (builtin_mask_for_load): Likewise.
10445 (builtin_mask_for_store): Likewise.
10446 * targethooks.c (default_vect_misaligned_mem_ok): New function.
10447 * targethooks.h (default_vect_misaligned_mem_ok): New function.
10449 * config/rs6000/altivec.md (build_vector_mask_for_load): New
10451 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
10452 (vec_realign_load_v16qi): New define_insn.
10453 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
10454 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
10455 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
10456 (altivec_builtin_mask_for_store): New variables.
10457 (rs6000_builtin_mask_for_load): New function. Implements
10458 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
10459 (rs6000_builtin_mask_for_store): New function. Implements
10460 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
10461 (rs6000_expand_builtin): Expand the target builtins
10462 builtin_mask_for_load and builtin_mask_for_store.
10463 (altivec_init_builtins): Initialize the new target builtins.
10464 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
10465 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
10467 * tree-vectorizer.c (vect_create_data_ref): Renamed to
10468 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
10469 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
10470 (vectorizable_store): Call vect_create_data_ref_ptr with additional
10471 arguments, and create an indirect_ref with its return value data_ref.
10472 Check aligned_access_p.
10473 (vectorizable_load): Handle misaligned loads, using software-pipelined
10474 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
10475 vec_realign_load_optab is supported, or using a scheme without
10476 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
10477 misaligned_mem_ok is supported.
10479 (vect_finish_stmt_generation): Typo.
10480 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
10481 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
10482 presence of misaligned loads.
10483 (vect_analyze_data_ref_access): Add check for constant init.
10484 (vect_get_symbl_and_dr): Remove duplicate line.
10485 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
10487 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
10489 * builtins.c: Fix a comment typo.
10491 2004-09-23 Jan Hubicka <jh@suse.cz>
10493 * profile.c (branch_prob): Do not verify flow info in the middle of the
10496 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10498 * cfgloop.h (update_single_exits_after_duplication): Declare.
10499 (loopify, split_loop_bb): Declaration changed.
10500 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
10502 (loopify): Added redirect_all_edges argument.
10503 (update_single_exits_after_duplication): Export.
10504 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
10505 * tree-flow.h (tree_duplicate_loop_to_header_edge,
10506 tree_ssa_loop_version): Declare.
10507 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
10508 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
10509 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
10510 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
10512 * tree-ssa-loop-unswitch.c: New file.
10513 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
10514 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
10515 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
10516 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
10517 * tree-pass.h (pass_unswitch): Declare.
10518 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
10519 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
10520 * doc/passes.texi: Documen tree level loop unswitching.
10522 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
10524 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
10526 2004-09-22 Eric Christopher <echristo@redhat.com>
10528 * builtins.c (simplify_builtin_va_start): Remove.
10529 (simplify_builtin): Ditto.
10530 (fold_builtin_strchr): Ditto.
10531 (simplify_builtin_*): Rename remainders to fold_builtin_*.
10532 (expand_builtin): Fix up for above changes.
10533 (fold_builtin_1): Add new folders. Change for above.
10534 (expand_builtin_va_start): Call fold_builtin_next_arg.
10535 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
10536 * tree.h: Remove prototype for simplify_builtin.
10538 2004-09-23 Jan Hubicka <jh@suse.cz>
10541 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
10542 of fully inlined functions.
10543 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
10546 * cfgexpand.c (add_reg_br_prob_note): New function.
10547 (expand_gimple_cond_expr): Use it.
10548 (tree_expand_cfg): No longer kill the profile.
10549 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
10550 only if it is present.
10551 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
10552 * predict.c (combine_predictions_for_insn): Set the probabilities
10553 based on REG_BR_PROB note if present.
10554 * predict.c (branch_prob): Profile is read only with
10555 flag_branch_probabilities.
10557 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10559 * aclocal.m4: Add in gettext's m4 includes.
10560 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
10561 * configure.ac: Add in check for iconv.h
10562 * configure: Regenerate.
10564 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10566 * aclocal.m4: Update for rename of gettext-sister.m4.
10568 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
10570 Fix PR tree-optimization/17587
10571 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
10572 (insert_aux): Instead of here.
10574 2004-09-22 Diego Novillo <dnovillo@redhat.com>
10576 PR tree-optimization/16721
10577 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
10578 * tree-ssa-alias.c (create_memory_tag): Move setting of
10579 TREE_THIS_VOLATILE ...
10580 (get_tmt_for): ... here.
10582 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
10584 * config/sparc/sparc.md (cmove splitter): Fix formatting.
10585 (conditional_trap expander): Reject inappropriate CCmodes.
10586 (conditional trap insn): Use V9 syntax if possible.
10588 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
10591 * c-typeck.c (build_component_ref): Don't special-case
10594 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
10596 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
10599 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
10601 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
10602 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10603 TRUTH_XOR_EXPR): Mention the restriction on types.
10605 2004-09-22 Matt Austern <austern@apple.com>
10607 * config/darwin.c (darwin_make_decl_one_only):
10608 Allow coalesced symbol to appear in static archive's table of contents
10610 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
10612 PR tree-optimization/17512
10613 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
10616 2004-09-22 David Edelsohn <edelsohn@gnu.org>
10618 * dbxout.c (get_lang_number): Do not define if
10619 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
10621 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
10624 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
10625 builtin_define ("__USE_INIT_FINI__").
10627 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
10629 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
10630 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
10631 * config/s390/s390.h (TARGET_TPF): New macro.
10632 * config/s390/s390.md ("eh_return"): New expander.
10633 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
10634 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
10635 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
10636 * config/s390/tpf.h (TARGET_TPF): Define to 1.
10637 (STACK_POINTER_OFFSET): Increase to 448.
10638 (TARGET_DEFAULT): Set -mtpf-trace on as default.
10639 (TPF_LOC_DIFF_OFFSET): New macro.
10640 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
10642 (__isPATrange): Add prototype.
10643 (MD_FALLBACK_FRAME_STATE_FOR): Define.
10644 * config/s390/tpf-eh.c: New file.
10646 2004-09-22 Diego Novillo <dnovillo@redhat.com>
10648 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
10649 operands in an integer comparison.
10650 * tree-cfg.c (find_taken_edge): Call fold() to determine
10651 whether the predicate is known.
10653 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10655 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
10656 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
10657 Create build and doc directories along with the language directories.
10658 Don't create doc directory separately.
10659 * configure: Regenerate.
10660 * Makefile.in: Create all object and executables files built
10661 with the build compiler in a build/ directory.
10662 (genobjnames): Add missing build objects.
10663 (STAGESTUFF): Don't stage the gen* programs.
10664 (ggc-none.o): Define dependencies for the target compiler.
10665 (build-print-rtl.o): Rename to build/print-rtl.o.
10666 (build-errors.o): Rename to build/errors.o.
10667 (build-varray.o): Rename to build/varray.o.
10668 (maintainerclean): Delete the contents of the build directory.
10669 ($(genobjs): %.o): Explicitly use -o.
10670 (build/insn-conditions.o): Delete specfic rule to use generic rule.
10671 (build/gengtype-lex.o): Likewise.
10672 (build/gengtype-yacc.o): Likewise.
10673 (build/gcov-iov.o): Likewise.
10675 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
10677 * vec.h (VEC_space): Return true if there _is_ space.
10678 (VEC_reserve): Adjust.
10680 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
10682 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
10683 use FPRs for scalar, complex and vector types only.
10685 2004-09-21 Jeff Law <law@redhat.com>
10687 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
10688 the opt_stats_d structure.
10689 (vrp_data): Change from a varray into a hash table.
10690 (vrp_hash_elt): New structure for elements in the vrp hash table.
10691 (vrp_hash, vrp_eq):New functions for hashing and testing equality
10692 in the vrp hash table.
10693 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
10694 initialization slightly to make it easier to read. No longer need
10695 to grow/clear the varray. Instead empty and delete the hash table.
10696 (dom_opt_finalize_block): Update due to change of VRP_DATA from
10697 a varray to a hash table.
10698 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
10700 * tree-ssa-ccp.c (get_default_value): If we have a constant
10701 value recorded for an SSA_NAME, then use that constant as
10702 the initial lattice value.
10703 (substitute_and_fold): Transfer equivalences discovered into
10706 * tree.h (SSA_NAME_EQUIV): Add comments.
10707 (SET_SSA_NAME_EQUIV): Similarly.
10709 2004-09-21 David Edelsohn <edelsohn@gnu.org>
10711 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
10713 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
10715 2004-09-21 Mark Mitchell <mark@codesourcery.com>
10717 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
10718 (finish_decl): Likewise.
10720 2004-09-21 Devang Patel <dpatel@apple.com>
10722 * tree.def (VEC_COND_EXPR): New tree node.
10723 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
10725 2004-09-21 Stan Shebs <shebs@apple.com>
10727 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
10728 * config/rs6000/darwin-world.asm: Likewise.
10730 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
10732 * tree-ssa.c (verify_def): Use print_generic_stmt,
10733 not debug_generic_stmt.
10734 (verify_use): Ditto.
10735 (verify_phi_args): Ditto.
10736 (verify_ssa): Ditto.
10738 2004-09-21 Paul Brook <paul@codesourcery.com>
10740 * varasm.c (default_assemble_integer): Return false for values wider
10741 than the target word size. Works around GAS bug.
10743 2004-09-21 Zack Weinberg <zack@codesourcery.com>
10745 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
10747 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
10750 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
10752 * c-typeck.c (build_function_call): Give name of object
10753 we are attempting to call in error message.
10754 * c-objc-common.c (c_tree_printer): Call pp_expression,
10755 not return false, for 'E' case.
10757 2004-09-21 Steven Bosscher <stevenb@suse.de>
10759 PR rtl-optimization/17482
10760 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
10761 load_killed_in_block_p): Clarify comments.
10762 (record_last_reg_set_info): Make static inline.
10763 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
10764 (record_opr_changes): New function to replace the above.
10765 (compute_hash_table): Clarify comments. Use record_opr_changes.
10766 (reg_set_between_after_reload_p): Clean up.
10767 (reg_used_between_after_reload_p): Likewise.
10768 (eliminate_partially_redundant_load): Clarify comments.
10770 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10772 PR rtl-optimization/17266
10773 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
10775 2004-09-21 Uros Bizjak <uros@kss-loka.si>
10777 PR rtl-optimization/14851
10778 * rtlanal.c (commutative_operand_precedence): Calculate
10779 precedence of stripped constant.
10781 2004-09-20 Jeff Law <law@redhat.com>
10782 Jan Hubicka <jh@suse.cz>
10784 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
10785 initialize key elements here.
10786 (release_ssa_name): Zero the released SSA_NAME here.
10787 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
10788 (struct tree_ssa_name): Add new "equiv" field.
10789 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
10790 (tree_ssa_dominator_optimize): No longer allocate, resize or
10791 clear CONST_AND_COPIES.
10792 (get_value_for, set_value_for): Kill.
10793 (thread_across_edge): Get/set the equivalency using
10794 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
10795 (restore_vars_to_original_value): Likewise.
10796 (record_equivalences_from_phis): Likewise.
10797 (record_dominating_conditions): Likewise.
10798 (record_const_or_copy, record_equality): Likewise.
10799 (lookup_avail_expr): Likewise.
10800 (record_equivalences_from_stmt, cprop_operand): Likewise.
10801 (cprop_into_successor_phis): No longer need to pass around
10802 CONST_AND_COPIES. Callers updated. Get equivalences via
10804 (cprop_into_phis): Likewise.
10806 2004-09-20 Matt Austern <austern@apple.com>
10807 Zack Weinberg <zack@codesourcery.com>
10809 * c-common.c (fix_string_type): Build the unqualified array
10810 type unconditionally, then use c_build_qualified_type to get
10811 the proper const-qualified variant, and set its
10812 TYPE_MAIN_VARIANT to refer to the unqualified type.
10813 * c-lex.c (c_lex_return_raw_string): New global.
10814 (c_lex_with_flags): Honor it.
10815 * c-pragma.h: Declare it.
10817 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
10819 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
10821 2004-09-21 Jan Hubicka <jh@suse.cz>
10823 PR middle-end/17126
10824 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
10825 (tree_rest_of_compilation): Cleanup.
10827 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
10829 * config/s390/s390.c (s390_select_rtx_section): Remove.
10830 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
10832 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
10834 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
10835 note to pretend a direct save from the original register when an
10836 intermediate register is used for the save.
10838 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10840 * tsystem.h (alloca): Provide a default definition.
10843 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10844 * unwind-dw2.c: Call __builtin_alloca, not alloca.
10846 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
10849 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
10850 aliasing sets are the same rather than just conflicting.
10852 2004-09-20 Jan Hubicka <jh@suse.cz>
10854 PR middle-end/16460
10856 * cgraph.c (cgraph_unnest_node): New function.
10857 (c_finalize): Rename to ....
10858 (c_warn_unused_result_recursivly): ... this one; do only the warning
10859 (finish_function): Finalize the toplevel function; do not lower nested tree.
10860 * cgraph.h (cgraph_unnest_node): Declare.
10861 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
10862 nestedness datastructure.
10863 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
10864 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
10865 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
10867 2004-09-20 Richard Henderson <rth@redhat.com>
10869 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
10870 from some_small_symbolic_operand_1; export.
10871 (some_small_symbolic_operand): Remove.
10872 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
10874 * config/alpha/predicates.md (some_small_symbolic_operand): New.
10876 2004-09-20 Jan Hubicka <jh@suse.cz>
10878 * predict.c (return_prediction): New function.
10879 (apply_return_prediction): Likewise.
10880 (tree_bb_level_predictions): Likewise.
10881 (tree_estimate_probability): Add noreturn exit edges; call
10882 bb_level_predictions; fix logic of return heuristics.
10883 (predict_paths_leading_to): Rescuesce from old CVS version of
10884 process_note_prediction function.
10885 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
10887 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
10889 * config/s390/s390.c (s390_frame_info): Added alignment statement for
10890 floating point register area on stack.
10892 2004-09-20 Jakub Jelinek <jakub@redhat.com>
10894 * predict.c (expr_expected_value): Use *_CLASS_P macros.
10896 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
10898 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
10899 generating useless garbage.
10901 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
10903 * builtins.c (fold_builtin): Call the new omonymous
10904 target hook for machine-dependent built-ins.
10905 * target-def.h (TARGET_FOLD_BUILTIN): New.
10906 * target.h (struct gcc_target): Add the fold_builtin hook.
10907 * targhooks.c (default_fold_builtin): New.
10908 * targhooks.h (default_fold_builtin): Declare it.
10910 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
10912 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
10915 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
10918 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
10920 2004-09-20 Jan Hubicka <jh@suse.cz>
10922 * predict.c (estimate_probability): Remove unnecesary code.
10924 2004-09-19 Ira Rosen <irar@il.ibm.com>
10926 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
10927 (STMT_VINFO_VECT_DR_BASE): Declare.
10928 (VECT_SMODULO): Declare.
10929 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
10930 (vect_compute_array_base_alignment): New function.
10931 (vect_analyze_data_ref_access): Check array indices. Remove one
10932 dimensional arrays restriction.
10933 (vect_get_ptr_offset): New function.
10934 (vect_get_symbl_and_dr): New function.
10935 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
10936 (former name vect_get_base_decl_and_bit_offset).
10937 (vect_create_index_for_array_ref): Removed.
10938 (vect_create_index_for_vector_ref): New function.
10939 (vect_create_addr_base_for_vector_ref): New function.
10940 (vect_create_data_ref): Handle additional data refs. Call
10941 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
10942 (vect_compute_data_ref_alignment): Support the changes. Call
10943 vect_get_base_and_bit_offset.
10944 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
10945 data refs. Store vect_dr_base.
10946 (vect_analyze_data_ref_accesses): Support nonconstant init.
10947 (new_stmt_vec_info): Initialize vect_dr_base field.
10948 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10949 (get_vectype_for_scalar_type): Check for BLKmode.
10950 * tree-chrec.h (initial_condition_in_loop_num): Declare.
10951 * tree-chrec.c (initial_condition_in_loop_num): New function.
10952 (chrec_component_in_loop_num): New function.
10953 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
10954 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
10955 to be pointer to varray_type.
10957 2004-09-19 Jan Hubicka <jh@suse.cz>
10959 * basic-block.h (update_bb_profile_after_threading): Declare.
10960 * cfg.c (update_bb_profile_after_threading): Break out from ...
10961 * cfgcleanup.c (try_forward_edges): ... here; use it.
10962 * tree-ssa-dom.c (thread_across_edge): Use it.
10963 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
10964 profile of the new BB.
10966 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
10968 * tree-ssa-pre.c (insert_into_set): Don't put
10969 is_gimple_min_invariant values into the set.
10971 2004-09-19 Andreas Jaeger <aj@suse.de>
10973 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
10976 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
10978 * config/cris/cris.h: Preserve the original spelling in a
10981 2004-09-18 Jeff Law <law@redhat.com>
10983 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
10984 global varrays to replace the block local varrays.
10985 (struct dom_walk_block_data): Remove, no longer used.
10986 (get_eq_expr_value): No longer need to pass around pointers to local
10987 varrays. Callers updated. Unused markers added to unused parameters.
10988 (record_range, record_equivalences_from_stmt): Likewise.
10989 (record_equivalences_from_incoming_edge): Likewise.
10990 (record_var_is_nonzero): Likewise. Update now that we have a
10991 single global varray of SSA_NAMEs that need restoring.
10992 (dom_opt_initialize_block_local_data): Kill, no longer used.
10993 (tree_ssa_dominator_optimize): Initialize new global varrays.
10994 Update callbacks in dominator walker structure.
10995 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
10996 VRP_VARIABLES_STACK.
10997 (restore_nonzero_vars_to_original_value): Update now that we have
10998 a single global varray of SSA_NAMEs that need restoring.
10999 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
11000 Remove unused variables.
11001 (optimize_stmt): Remove unused variable.
11003 2004-09-18 Jan Hubicka <jh@suse.cz>
11005 * tree-cfg.c (thread_jumps): Fix updating of the profile.
11007 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
11008 verify_cgraph call.
11010 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11012 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
11013 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
11014 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
11015 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
11016 tree-ssa-operands.c, tree-ssa-phiopt.c,
11017 tree-ssa-threadupdate.c: Fix comment typos.
11019 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11021 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
11022 config/arm/README-interworking, config/arm/arm-cores.def,
11023 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
11024 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
11025 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
11026 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
11027 config/frv/frv.md, config/i386/winnt.c,
11028 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
11029 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
11030 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
11031 config/mcore/mcore.c, config/mips/mips.h,
11032 config/mn10300/mn10300.md, config/pa/pa.c,
11033 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
11034 config/rs6000/rs6000.c, config/sh/symbian.c,
11035 config/sparc/sparc.h: Fix comment typos. Follow spelling
11038 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
11041 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
11043 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11045 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
11046 remove TREE_ADDRESSABLE from RESULT_DECL.
11048 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11050 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
11052 2004-09-18 Jan Hubicka <jh@suse.cz>
11054 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
11056 * tree-ssa-alias.c (init_alias_info): Likewise.
11057 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
11058 (verify_ssa): Likewise.
11059 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
11061 2004-09-18 Jan Hubicka <jh@suse.cz>
11063 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
11066 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
11068 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
11069 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11070 DW_EH_PE_sdata* for data.
11071 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
11073 2004-09-17 Geoffrey Keating <geoffk@apple.com>
11075 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
11079 * c-typeck.c (constructor_asmspec): Delete.
11080 (struct initializer_stack): Delete field 'asmspec'.
11081 (start_init): Delete saving of asmspec.
11082 (finish_init): Don't update constructor_asmspec.
11083 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
11084 * stmt.c (expand_asm): Duplicate strings from tree.
11085 (expand_asm_operands): Likewise.
11086 * tree.c (tree_size): Update computation of size of STRING_CST.
11087 (make_node): Don't make STRING_CST nodes.
11088 (build_string): Allocate string with tree node.
11089 (tree_code_size): Clean up assertions, don't allow requests
11090 for "the size of a STRING_CST".
11091 * tree.def (STRING_CST): Update comment.
11092 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
11093 (tree_string): Place contents of string in tree node.
11094 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
11097 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11099 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
11100 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
11102 2004-09-17 Jones Desougi <jones@ingate.com>
11104 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
11105 * configure, config.in: Regenerate.
11107 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11109 * tree.c, tree.h (tree_class_strings): Make array const.
11110 Reindent per coding convention. Move asterisk to proper place
11111 per coding convention.
11113 2004-09-18 Andreas Schwab <schwab@suse.de>
11115 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
11116 (tree-vectorizer.o): Likewise.
11117 (targhooks.o): Likewise.
11119 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
11120 Zack Weinberg <zack@codesourcery.com>
11122 * alias.c (find_base_decl): Remove unreachable case '3' block.
11123 * expr.c (safe_from_p): Abort if passed a type.
11124 * tree-gimple.c (recalculate_side_effects): Abort if passed
11125 anything other than an expression.
11126 * tree-ssa-pre.c (phi_translate): Return expr immediately if
11127 is_gimple_min_invariant is true for it. Reorder cases for clarity.
11128 Abort on un-handled tree classes.
11129 (valid_in_set): Likewise.
11130 * tree.c (tree_code_class_strings): New static data.
11132 * tree.h (enum tree_code_class): New.
11133 (tree_code_class_strings): Declare.
11134 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
11135 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
11136 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
11137 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
11138 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
11140 * tree.def, c-common.def, objc/objc-tree.def: Use
11141 tree_code_class enumeration constants instead of code letters.
11143 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
11144 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
11145 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
11146 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
11147 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
11148 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
11149 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
11150 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
11151 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
11152 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
11153 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
11154 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
11155 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
11158 * LANGUAGES: Add note about change.
11160 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11162 PR tree-optimization/17319
11163 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
11164 examine pointers on the LHS of an assignment.
11165 (collect_points_to_info_r): Handle RETURN_EXPR.
11167 2004-09-17 Jeff Law <law@redhat.com>
11169 * tree-ssa-dom.c (const_and_copies_stack): New.
11170 (dom_walk_block_data): Remove const_and_copies field.
11171 (record_const_or_copy): No longer need to pass in varray_type *.
11172 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
11174 (record_equality): Similarly.
11175 (restore_vars_to_original_value): Similarly. Revamp to use new
11176 single global stack rather than per-block stacks.
11177 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
11178 (thread_across_edge): Remove now unused parameters.
11179 (dom_opt_initialize_block_local_data): No longer test the block
11180 local CONST_AND_COPIES.
11181 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
11183 2004-09-17 Jan Hubicka <jh@suse.cz>
11185 PR tree-optimization/17509
11186 * tree-optimize.c (update_inlined_to_pointers): New function.
11187 (tree_rest_of_compilation): Use it.
11189 2004-09-17 Devang Patel <dpatel@apple.com>
11191 * dbxout.c (get_lang_number): New.
11192 (dbxout_init): Include lang number in N_SO stab.
11193 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
11194 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
11196 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11198 PR tree-optimization/17273
11199 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
11200 replacement is a constant.
11202 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
11204 * c-tree.h (enum c_typespec_keyword): New.
11205 (struct c_declspecs): Adjust description of "type". Remove
11206 specbits, explicit_int_p and explicit_char_p. Rename
11207 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
11208 short_p, signed_p, unsigned_p and complex_p.
11209 (finish_declspecs): New.
11210 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
11211 typename): Call finish_declspecs.
11212 * c-decl.c (finish_declspecs): New.
11213 (declspecs_add_type): Check for combinations which cannot occur in
11214 valid specifier lists. Update comments.
11215 (shadow_tag_warned): Remove checks done in finish_declspecs.
11216 Don't report useless type name if type defaulted to int.
11217 (grokdeclarator): Remove checks and actions done in
11218 finish_declspecs. Don't allow for type being NULL. Update for
11219 datastructures changes. Initialize decl_attr.
11220 (build_null_declspecs, quals_from_declspecs): Update for
11221 datastructures changes.
11223 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
11225 * doc/extend.texi: Fix duplicated word.
11227 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
11229 * doc/invoke.texi: Remove stray explanation on
11230 -freduce-all-givs and -fmove-all-movables.
11232 2004-09-17 James Morrison <phython@gcc.gnu.org>
11234 * doc/cfg.texi: Use @smallexample.
11235 * doc/md.texi: Likewise.
11236 * doc/tree-ssa.texi: Likewise.
11237 * doc/extend.texi: Likewise. Use @r{} in comments.
11238 * doc/trouble.texi: Use @r{} in comments.
11240 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
11242 * configure.ac (gcc_cv_gld_version): Handle whitespace before
11244 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
11245 * configure: Regenerate.
11247 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
11249 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
11250 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
11251 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
11252 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
11253 slashes in substitutions.
11254 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
11256 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11258 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
11259 gimplify.c, lambda-code.c, optabs.c, predict.c,
11260 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
11261 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
11264 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11266 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
11267 doc/extend.texi, doc/install.texi, doc/invoke.texi,
11268 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
11269 doc/trouble.texi: Use @option around options.
11271 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
11273 * Makefile.in (gen-protos.o): Depend on errors.h.
11275 2004-09-17 Steven Bosscher <stevenb@suse.de>
11277 PR tree-optimization/17513
11278 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
11279 for successors of the entry block.
11281 2004-09-17 Uros Bizjak <uros@kss-loka.si>
11283 PR rtl-optimization/15187
11284 * ifcvt.c (noce_try_cmove_arith): Exit early if total
11285 insn_rtx_cost of both branches > BRANCH_COST
11287 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11289 PR tree-optimization/17528
11290 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
11291 erase the may-alias set for a tag when merging it with
11294 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
11296 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
11297 for 32-bit TARGET_SHMEDIA.
11298 (call_value): Likewise.
11300 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11302 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
11303 test apply only to TREE_STATIC and DECL_EXTERNAL.
11305 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11307 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
11308 * basic-block.h (get_dominated_by_region): Declare.
11309 * dominance.c (get_dominated_by_region): New function.
11310 * tree-cfg.c: Include cfglayout.h.
11311 (tree_duplicate_bb): Duplicate also phi nodes.
11312 (struct ssa_name_map_entry): New type.
11313 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
11314 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
11315 allocate_ssa_names, rewrite_to_new_ssa_names_def,
11316 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
11317 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
11318 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
11319 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
11320 rewrite_to_new_ssa_names, allocate_ssa_names,
11321 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
11322 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
11323 (copy_loop_headers): Use tree_duplicate_sese_region.
11325 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
11327 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
11329 2004-09-16 Jeff Law <law@redhat.com>
11331 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
11332 (rewrite_block_data): Remove, no longer used.
11333 (rewrite_initialize_block_local_data): Remove, no longer used.
11334 (rewrite_initialize_block): Mark parameters as unused as needed.
11335 Change references to the block local block_defs to be block_defs_stack.
11336 Push a marker onto the block_defs_stack.
11337 (ssa_rewrite_initialize_block): Similarly.
11338 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
11339 (ssa_register_new_def): No longer needs varray argument. Use
11340 block_defs_stack instead. No longer handle possibly null block_defs
11341 varray. Reverse order of items we push on the stack to make it
11342 easier to identify our marker.
11343 (register_new_def): No longer handle possibly null block_defs
11345 (rewrite_finalize_block): Revamp to look for markers in the global
11346 block_defs_stack varray rather than wiping a block local varray.
11347 Mark arguments as unused as needed.
11348 (ssa_rewrite_finalize_block): Similarly.
11349 (rewrite_into_ssa): Update initialization of dom walker structure
11350 to reflect that we don't need block local data anymore. Initialize
11351 the block_defs_stack varray.
11352 (rewrite_ssa_into_ssa): Similarly.
11353 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
11354 (struct dom_walk_data): Kill block_defs field.
11355 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
11356 (thread_across_edge): Use the global block_defs_stack instead of
11357 the old block_defs varray.
11358 (dom_opt_initialize_block_local_data): Update now that we don't have
11359 block_defs field to check anymore.
11360 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
11361 (restore_currdefs_to_original_value): Use the new block_defs_stack
11362 instead of a block local varray.
11363 (dom_opt_finalize_block): Similarly.
11364 (record_equivalencs_from_phis): Similarly.
11365 (optimize_stmt, register_definitions_for_stmt): Similarly.
11367 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
11369 PR tree-optimization/17517
11370 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11371 coalesce same-root variables without checking for abnormal PHI usage.
11373 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11375 * cfgloop.h (duplicate_loop): Add prototype.
11376 * cfgloopmanip.c (duplicate_loop): Make non-static.
11377 * lambda-code.c (perfect_nestify): Factor out test whether
11378 we can handle this loop into separate function.
11380 (can_convert_to_perfect_nest): New function.
11381 (replace_uses_of_x_with_y): Add modify_stmt call.
11382 * tree-loop-linear.c (linear_transform_loops): Call
11383 rewrite_into_loop_closed_ssa and free_df.
11385 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11387 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
11388 loop invariant as well.
11389 (perfect_nestify): new function.
11390 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
11391 upper bounds, and steps.
11392 Set outerinductionvar properly.
11393 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
11395 Return NULL if we need a perfect loop and can't make one.
11396 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
11397 (not_interesting_stmt): New function.
11398 (phi_loop_edge_uses_def): Ditto.
11399 (stmt_uses_phi_result): Ditto.
11400 (stmt_is_bumper_for_loop): Ditto.
11401 (perfect_nest_p): Ditto.
11402 (nestify_update_pending_stmts): Ditto.
11403 (replace_uses_of_x_with_y): Ditto.
11404 (stmt_uses_op): Ditto.
11405 (perfect_nestify): Ditto.
11406 * lambda-mat.c (lambda_matrix_id_p): New function.
11407 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
11408 * lambda.h: Update prototypes.
11409 * tree-loop-linear (linear_transform_loop): Use new
11410 perfect_nest_p. Detect and ignore identity transform.
11411 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
11413 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
11415 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
11416 Gather also strides of accessed data. Pass in the data references
11418 (try_interchange_loops): Add a new heuristic for handling the temporal
11419 locality. Pass in the data references array.
11420 (linear_transform_loops): Pass the data references array to
11421 try_interchange_loops.
11423 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
11425 * doc/invoke.texi: Fix typos. Follow spelling conventions.
11427 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
11429 * doc/c-tree.texi (Classes): Remove index entries for
11430 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
11432 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11434 * fold-const.c (fold): Fold difference of addresses.
11435 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
11436 get_inner_reference.
11437 * tree-ssa-loop-ivopts.c (peel_address): Removed.
11438 (ptr_difference_const): Moved to fold-const.c.
11439 (split_address_cost): Use get_inner_reference instead of peel_address.
11440 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
11441 * tree.h (ptr_difference_const): Export.
11443 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
11444 variable type to the dump. Fix indentation.
11445 (idx_find_step): Handle nonconstant array_ref_element_size and
11446 array_ref_low_bound.
11447 (idx_record_use): Handle array_ref_element_size and
11448 array_ref_low_bound.
11449 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
11450 statements correctly.
11451 (get_computation_at, iv_value): Do not unshare expressions here.
11452 (rewrite_use_outer): Unshare the expression before it is emitted
11454 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
11456 * tree.c (unsigned_type_for, signed_type_for): Moved from
11457 tree-ssa-loop-niter.c. Use langhooks.
11458 * tree.h (signed_type_for): Export.
11460 2004-09-16 David Edelsohn <edelsohn@gnu.org>
11462 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
11465 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
11468 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
11469 Add two parameters to extra_includes.
11470 (C_INCPATH_INIT): Remove.
11471 * c-incpath.c (register_include_chains): Call extra_pre_includes
11472 before adding the standard include directory.
11473 Update call to extra_includes.
11474 (!defined TARGET_EXTRA_INCLUDES): Update
11475 hook_void_charptr_charptr_int and add !define
11476 TARGET_EXTRA_PRE_INCLUDES.
11477 (!define TARGET_EXTRA_INCLUDES): Define as
11478 hook_void_charptr_charptr_int.
11479 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
11480 (target_c_incpath): Always declare.
11481 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
11483 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
11484 * config/darwin.h: (darwin_register_frameworks): Update for
11485 the two new parameters.
11486 (darwin_register_objc_includes): Add prototype.
11487 (TARGET_EXTRA_PRE_INCLUDES): Define.
11488 * config/darwin-c.c (darwin_register_objc_includes): New function.
11489 (darwin_register_frameworks): Update for the two new parameters.
11490 (target_c_incpath): Remove.
11491 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
11493 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
11495 (TARGET_EXTRA_PRE_INCLUDES): Document.
11497 * gcc.c (spec_function): Add replace-outfile.
11498 (replace_outfile_spec_function): New function.
11499 * config/darwin.h (LINK_SPEC): Add replace
11500 -lobjc with -lobjc-gnu if -fgnu-runtime is
11502 * invoke.texi (replace-outfile): Document.
11504 2004-09-13 Jan Hubicka <jh@suse.cz>
11506 * predict.c (expr_expected_value, strip_builtin_expect): New function.
11507 (tree_predict_by_opcode): Use it.
11508 (tree_estimate_probability): Add, for now disabled,
11509 strip_builtin_expect call.
11511 2004-09-15 James E Wilson <wilson@specifixinc.com>
11514 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
11515 if current_function_decl is a sibcall.
11517 2004-09-15 Mark Mitchell <mark@codesourcery.com>
11519 * varasm.c (default_function_rdodata_section): Make sure to pass
11520 along a decl for a link-once section.
11522 2004-09-15 Richard Henderson <rth@redhat.com>
11524 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
11525 warning with code disable. Fix formatting.
11527 2004-09-15 Steven Bosscher <stevenb@suse.de>
11529 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
11530 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
11531 after propagating into an ADDR_EXPR.
11533 2004-09-15 Andrew Pinski <apinski@apple.com>
11536 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
11537 Move it out of gcc_assert.
11539 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
11541 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
11542 except.c, fold-const.c, function.c, langhooks.c, params.c,
11543 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
11544 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
11545 for quoting in diagnostics going through pretty-print.c. Use ''
11546 for quoting in other diagnostic text.
11547 * langhooks.c: Include intl.h. Mark text locating diagnostics for
11549 * Makefile.in (langhooks.o): Update dependencies.
11550 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
11553 2004-09-15 Mark Mitchell <mark@codesourcery.com>
11555 * configure.ac: Check for COMDAT support. Robustify check for
11557 * configure: Regenerated.
11558 * config.in: Likewise.
11559 * langhooks-def.h (lhd_comdat_group): New function.
11560 (LANG_HOOKS_COMDAT_GROUP): New macro.
11561 (LANG_HOOKS_DECLS): Use it.
11562 * langhooks.c (lhd_comdat_group): Define.
11563 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
11564 * output.h (named_section_flags): Make it a macro.
11565 (named_section_real): New function.
11566 (default_no_named_section): Add decl parameter.
11567 (default_elf_asm_named_section): Likewise.
11568 (default_coff_asm_named_section): Likewise.
11569 (default_pe_asm_named_section): Likewise.
11570 * target.h (gcc_target): Adjust type of named_section.
11571 * varasm.c (named_section_flags): Rename to named_section_real.
11572 Add decl parameter.
11573 (default_no_named_section): Add decl parameter.
11574 (default_elf_asm_named_section): Use COMDAT, if available. Deal
11575 with the case that ASM_COMMENT_START is "@".
11576 (default_coff_asm_named_section): Add decl parameter.
11577 (default_pe_asm_named_section): Likewise.
11578 * config/alpha/alpha.c (vms_asm_named_section): Add decl
11580 (unicosmk_asm_named_section): Likewise.
11581 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
11582 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
11583 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
11584 * config/cris/cris-protos.h (cris_target_asm_named_section):
11586 * config/cris/cris.c (cris_target_asm_named_section):
11588 * config/darwin/darwin-protos.h (darwin_asm_named_section):
11590 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
11591 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
11592 * config/i386/i386-protos.h (i386_pe_asm_named_section):
11594 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
11595 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
11596 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
11597 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
11599 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
11600 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
11601 * cp/cp-tree.h (cxx_comdat_group): Declare.
11602 * cp/decl.c (cxx_comdat_group): New function.
11604 2004-09-15 Jan Hubicka <jh@suse.cz>
11606 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
11607 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
11609 * tree-cfg.c (remove_bb): Release SSA defs.
11611 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
11613 * doc/tm.texi: Follow spelling conventions.
11615 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
11617 * tree-ssa-dom.c: Fix comment typos.
11619 2004-09-15 Alan Modra <amodra@bigpond.net.au>
11621 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
11623 (ppc_fallback_frame_state): Save location of CR.
11625 2004-09-15 Jakub Jelinek <jakub@redhat.com>
11627 * expr.c (string_constant): Handle also read-only variables
11628 initialized to string literals.
11630 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
11631 into memcpy (x, y, 1) if memcpy can be expanded inline.
11633 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11635 PR tree-optimization/17468
11636 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
11637 definition inside a block precede uses.
11638 * tree-tailcall.c (adjust_return_value): Emit statements in the
11641 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
11643 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
11645 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
11647 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
11649 2004-09-14 Jeff Law <law@redhat.com>
11651 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
11652 (struct dom_walk_block_data): Remove avail_exprs member.
11653 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
11654 (lookup_avail_expr): No longer need to pass in address of
11655 the block local available exprs stack. All callers changed.
11656 (simplify_cond_and_lookup_avail_expr): Similarly.
11657 (simplify_switch_and_lookup_avail_expr): Similarly.
11658 (get_eq_expr_value, record_cond): Likewise.
11659 (record_dominating_conditions): Likewise.
11660 (update_rhs_and_lookup_avail_expr): Likewise.
11661 (record_equivalences_from_stmt): Likewise.
11662 (dom_opt_initialize_block_local_data): No longer test state of
11663 block local avail_exprs.
11664 (dom_opt_initialize_block): Mark unwind point in the global
11666 (remove_expressions_from_table): Update to unwind to the
11667 most recent unwind marker in the global avail_expr stack.
11668 All callers changed.
11669 (dom_opt_finalize_block): Mark unwind point in the global
11670 avail_expr stack as needed.
11671 (record_cond): Push elements into the global avail_exprs stack.
11673 * tree-dfa.c (free_df_for_stmt): No longer static.
11674 (free_df): Update comments.
11675 * tree-flow.h (free_df_for_stmt): Prototype.
11676 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
11679 2004-09-14 Diego Novillo <dnovillo@redhat.com>
11681 PR tree-optimization/17252
11682 * tree-ssa-alias.c (may_alias_p): Don't assume that a
11683 pointer may not point to itself when using relaxed
11686 2004-09-14 Richard Henderson <rth@redhat.com>
11688 PR middle-end/17397
11689 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
11690 while folding <ADDR_EXPR <INDIRECT_REF X>>.
11692 2004-09-14 Andrew Pinski <apinski@apple.com>
11694 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
11695 sets of the pointers but the aliasing sets of what they point to.
11697 2004-09-14 Roger Sayle <roger@eyesopen.com>
11699 PR rtl-optimization/9771
11700 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
11701 conditional compilation in init_reg_sets_1.
11702 (init_reg_sets_1): Let global_regs[i] take priority over the frame
11703 (but not stack) pointer exceptions to regs_invalidated_by_call.
11704 (globalize_reg): Globalizing a fixed register may need to update
11705 regs_invalidated_by_call.
11707 2004-09-14 Diego Novillo <dnovillo@redhat.com>
11709 PR tree-optimization/15262
11710 * tree-dfa.c (dump_variable): Also print the type of the
11712 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
11713 memory tags are of conflicting alias sets but have no aliased
11714 symbols in common, add one tag to the alias set of the other.
11715 (setup_pointers_and_addressables): Remove hack to deal with
11716 programs with no aliased symbols.
11717 (may_alias_p): Don't special case aggregate types.
11719 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
11722 * doc/invoke.texi (Environment Variables): Correct example locale.
11724 2004-09-14 Jan Hubicka <jh@suse.cz>
11726 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
11728 2004-09-14 Mark Mitchell <mark@codesourcery.com>
11730 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
11732 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
11734 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
11736 (struct c_declarator): Change u.array.quals and pointer_quals to
11737 int. Add u.array.attrs.
11738 (quals_from_declspecs): New.
11739 * c-decl.c (quals_from_declspecs): New.
11740 (shadow_tag_warned): Give more specific message for useless type
11742 (build_array_declarator, set_array_declarator_inner,
11743 grokdeclarator, make_pointer_declarator, build_null_declspecs,
11744 declspecs_add_qual): Update for changed structures.
11746 2004-09-14 Jeff Law <law@redhat.com>
11748 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
11749 to a global varray.
11750 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
11751 (dom_opt_initialize_block_local_data): No longer test state
11752 of stmts_to_rescan.
11753 (dom_opt_finalize_block): Update due to change in scope of
11755 (optimize_stmt): Similarly.
11757 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11759 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
11760 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
11761 comment typos. Follow spelling conventions.
11763 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11765 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
11766 config/i386/predicates.md, config/sparc/sparc.c: Follow
11767 spelling conventions.
11769 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11770 Steven Bosscher <stevenb@suse.de>
11772 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
11773 * basic-block.h (struct reorder_block_def): Add copy_number field.
11774 * cfgloop.h (biv_p): Declare.
11775 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
11776 * common.opt (fsplit-ivs-in-unroller): New flag.
11777 * loop-iv.c (biv_p): New function.
11778 * loop-unroll.c: Include hashtab.h and recog.h.
11779 (struct iv_to_split, struct split_ivs_info): New types.
11780 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
11781 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
11782 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
11783 insert_base_initialization, split_iv): New functions.
11784 (peel_loop_completely, unroll_loop_constant_iterations,
11785 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
11787 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
11789 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11791 * tree-cfg.c (thread_jumps): Update dominators correctly in
11792 case destination of threaded edge dominates its source.
11794 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11796 * unroll.c: Removed.
11798 * Makefile.in (LOOP_H, unroll.o): Removed.
11799 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
11801 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
11803 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
11804 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
11805 * loop.c: Do not include loop.h.
11806 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
11807 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
11808 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
11809 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
11810 struct loop_regs, struct loop_movables, struct loop_info): Moved
11812 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
11813 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
11814 find_common_reg_term, loop_iterations, final_giv_value): Moved
11816 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
11817 loop_dump_stream, for_each_insn_in_loop, express_from,
11818 extend_value_for_giv, loop_iv_add_mult_emit_before,
11819 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
11820 loop_insn_first_p, get_condition_for_loop,
11821 loop_insn_emit_before, loop_insn_hoist,
11822 loop_insn_sink): Made static.
11823 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
11825 (strength_reduce): Do not call unroller.
11826 (record_giv): Do not initialize unrolled field.
11827 (prescan_loop): Do not set loop_info->preconditioned.
11828 * passes.c: Do not include loop.h.
11829 (rest_of_handle_loop_optimize): Do not call unroller.
11830 * predict.c: Do not include loop.h.
11831 * rtl.h (NOTE_PRECONDITIONED): Removed.
11832 * stmt.c: Do not include loop.h.
11833 * toplev.c: Do not include loop.h.
11834 (process_options): Do not handle flag_old_unroll_loops.
11836 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
11837 Documentation removed.
11838 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
11840 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
11842 * Makefile.in (STAGE1_CHECKING): New variable.
11843 (stage1_build): Use it.
11844 * tree-ssa.c (verify_ssa): Preserve state of dominance
11847 2004-09-14 Uros Bizjak <uros@kss-loka.si>
11849 * config/i386/i386.c (output_fp_compare): Add generation
11850 of ftst instruction.
11851 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
11852 Use output_fp_compare () function.
11853 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
11854 (fix_truncdi_memory): Remove operands[5] copy.
11856 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11858 * config/m32r/m32r.md, config/m68k/m68kelf.h,
11859 config/mcore/mcore.md, config/rs6000/linux64.h,
11860 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
11863 2004-09-13 James E Wilson <wilson@specifixinc.com>
11865 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
11866 * gen-protos.c: Include errors.h.
11867 (progname): Delete.
11869 2004-09-14 Jan Hubicka <jh@suse.cz>
11871 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
11872 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
11873 (predict_loops): Use number_of_iterations_exit to predict
11874 number of iterations on trees.
11876 2004-09-13 Dale Johannesen <dalej@apple.com>
11880 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
11881 objects declared extern.
11883 2004-09-14 Paul Brook <paul@codesourcery.com>
11885 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
11888 2004-09-13 Daniel Jacobowitz <dan@debian.org>
11890 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
11891 Only use TYPE_BINFO for aggregates.
11893 2004-09-13 Daniel Jacobowitz <dan@debian.org>
11895 * expmed.c (synth_mult): Initialize latency. Check cost before
11896 checking ops count.
11898 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
11900 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
11901 add_call_clobber_ops and add_call_read_ops.
11902 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
11903 the number of vdefs and vuses inserted based on analysis of global
11904 variables across calls. * tree-dfa.c (find_referenced_vars):
11905 Needed to reset static var maps before each function is compiled.
11907 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
11908 static_vars_info,functions_to_static_vars_info,module_statics_escape,
11909 all_module_statics,searchc_env,dfs_info): New fields to support
11910 analysis of static global variables.
11911 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
11912 cgraph_reset_static_var_maps, get_global_static_vars_info,
11913 get_global_statics_not_read, get_global_statics_not_written,
11914 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
11915 check_rhs_var, check_lhs_var, get_asm_expr_operands,
11916 process_call_for_static_vars, scan_for_static_refs,
11917 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
11918 clear_static_vars_maps, cgraph_propagate_bits,
11919 cgraph_characterize_statics): New. Functions to support analysis
11920 of static global variables.
11921 (cgraph_mark_local_and_external_functions): Renamed from:
11922 (cgraph_mark_local_functions)
11923 (cgraph_expand_all_functions): Remove call to
11924 cgraph_mark_local_and_external_functions.
11925 (cgraph_optimize): Added driver to analyze static variables whose
11926 scope is within the compilation unit. * cgraph.h (struct
11927 cgraph_local_info, GTY): Added statics_read, statics_written,
11928 local, calls_read_all, calls_write_all, for_functions_valid.
11929 (struct cgraph_node): Added next_cycle. * cgraph.c
11930 (dump_cgraph_node): Added print routines for new fields. *
11931 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
11934 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
11936 * c-decl.c (grokdeclarator): Correct comments about where storage
11937 class specifiers are rejected by grammar and add corresponding
11938 asserts. Diagnose typedefs and parameters declared inline.
11939 Change warning for inline main to a pedwarn. Only diagnose inline
11941 (declspecs_add_scspec): Allow duplicate "inline".
11943 2004-09-13 Steve Ellcey <sje@cup.hp.com>
11945 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
11946 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
11948 2004-09-13 Richard Henderson <rth@redhat.com>
11951 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
11952 (tree_type): Replace spare with contains_placeholder_bits.
11953 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
11954 make static. Remove seen_types list.
11955 (type_contains_placeholder_p): New.
11957 2004-09-13 James E Wilson <wilson@specifixinc.com>
11959 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
11960 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
11961 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
11962 bdesc_arrays instead of mips_bdesc.
11963 (mips_init_builtins): Likewise.
11964 * config/mips/mips.h (TARGET_SB1): New.
11965 (HAVE_SQRT_P): Delete.
11966 * config/mips/mips.md (divide_condition): Support V2SF.
11967 (sqrt_condition, recip_condition): New.
11968 (div<mode>3): Use ANYF instead of SCALARF.
11969 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
11971 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
11972 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
11974 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
11975 instead of SCALARF. Use UNITMODE instead of MODE.
11977 2004-09-13 Zack Weinberg <zack@codesourcery.com>
11979 * config.in: Regenerate after removal of libbanshee.
11981 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
11983 PR tree-optimization/17400
11984 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11985 coalesce partitions when one occurs in an abnormal PHI.
11987 2004-09-13 Andrew Pinski <apinski@apple.com>
11989 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
11992 2004-09-13 Richard Henderson <rth@redhat.com>
11995 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
11996 (cselib_invalidate_rtx_note_stores): New.
11997 (cselib_record_sets, cselib_process_insn): Update to match.
11998 * cselib.h (cselib_invalidate_rtx): Declare.
11999 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
12001 2004-09-13 Richard Henderson <rth@redhat.com>
12004 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
12005 after copying its argument.
12007 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
12009 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
12010 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
12011 in diagnostics. Use %' for English apostrophes.
12012 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
12013 (pedwarn_c90, pedwarn_c99): Use it.
12014 * c-decl.c (lookup_label): Quote label name in diagnostic.
12015 * c-parse.in (yyprint): Use ' instead of ` for left quote.
12016 * c-typeck.c (warn_for_assignment): Likewise.
12018 2004-09-13 Jan Hubicka <jh@suse.cz>
12020 * i386.c (x86_schedule): New global variable.
12021 (override_options): Disable scheduling when not supported.
12022 * i386.h (x86_schedule): Declare.
12023 (TARGET_SCHEDULE): New macro.
12025 2004-09-12 Richard Henderson <rth@redhat.com>
12028 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
12029 * tree.c, tree.h (has_cleanups): Remove.
12031 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12033 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
12034 arguments of the phi nodes correctly.
12036 2004-09-12 Jan Hubicka <jh@suse.cz>
12038 * ggc-common.c (cmp_statistics): Fix sorting.
12040 2004-09-12 David Edelsohn <edelsohn@gnu.org>
12043 * expmed.c (expand_divmod): If cheap power of 2 divide is
12044 available, use it for negative constant as well.
12046 2004-09-12 Andrew Pinski <apinski@apple.com>
12048 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
12051 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
12053 2004-09-12 Richard Henderson <rth@redhat.com>
12055 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
12057 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
12058 post-reload, and scratch NULL.
12059 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
12060 (x86_shift_adj_2): Use ix86_expand_clear.
12061 (ashldi3): Remove CMOVE expansion difference.
12062 (ashldi3_1): Remove.
12063 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
12064 add constraints for immediates. New peephole for split-with-temp.
12065 Run splitter after peep2 pass.
12066 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
12067 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
12068 (setcc_2): Rename with *.
12069 * config/i386/predicates.md (reg_or_pm1_operand): New.
12070 (ashldi_input_operand): New.
12072 2004-09-12 Richard Henderson <rth@redhat.com
12074 * print-rtl.c (print_decl_name): New.
12075 (print_mem_expr): Use it.
12077 2004-09-12 Richard Henderson <rth@redhat.com
12079 PR 17186, part deux
12080 * except.c (sjlj_emit_function_exit): Fix logic locating
12081 sjlj_exit_after in final block.
12083 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
12085 * common.opt: Remove flags -fmove-all-movables and
12087 * loop-invariant.c (find_invariants_to_move):
12088 Remove all uses of flag_move_all_movables.
12089 * loop.c (move_movables): Remove all uses of
12090 flag_move_all_movables.
12091 (strength_reduce): Remove all uses of
12092 flag_reduce_all_givs.
12093 * doc/invoke.texi: Remove documentation of flags
12094 -fremove-all-movables and -freduce-all-givs.
12096 2004-09-11 Roger Sayle <roger@eyesopen.com>
12098 PR middle-end/17411
12099 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
12100 change. elt->type may be a floating point type, so use fold_convert.
12102 2004-09-11 Geoffrey Keating <geoffk@apple.com>
12104 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
12105 the thing referenced as used, not the stub itself.
12107 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12109 * c-tree.h (enum c_storage_class): New.
12110 (struct c_declspecs): Add storage_class, inline_p and thread_p.
12111 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
12112 declarations and "auto" or "register" in file scope empty
12113 declarations. Give more specific warnings for other cases of
12114 storage class specifiers in empty declarations.
12115 (grokdeclarator): Update for new structures. Don't check for
12116 multiple storage classes. Diagnose file-scope "register" if
12118 (build_null_declspecs): Update.
12119 (declspecs_add_scspec): Update. Diagnose multiple storage class
12120 specifiers and invalid uses of "__thread".
12122 2004-09-11 Zack Weinberg <zack@codesourcery.com>
12124 * tree.c (tree_code_size): New function, bulk of code from tree_size.
12125 (tree_size, make_node): Use it.
12126 * tree-ssa-pre.c (init_pre): Use it.
12127 * tree.h: Prototype it.
12129 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12131 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
12132 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
12133 redirect_immediate_use): Use PHI_DF.
12134 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
12135 (bb_for_stmt): Use PHI_BB.
12136 (get_immediate_uses): Use PHI_DF.
12137 * tree-ssa-dse.c (max_stmt_uid): New variable.
12138 (get_stmt_uid): New function.
12139 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
12141 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
12142 (max_uid): Renamed to max_stmt_uid.
12143 (get_stmt_uid): New function.
12144 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
12145 phi node annotations.
12146 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
12147 * tree.h (PHI_BB, PHI_DF): New accessor functions.
12148 (struct tree_phi_node): Add bb and df fields.
12150 2004-09-11 Richard Henderson <rth@redhat.com>
12152 PR middle-end/17416
12153 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
12156 2004-09-11 Jan Hubicka <jh@suse.cz>
12158 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
12159 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
12160 * i386.md (i387_cw): Add 'uninitialized' mode.
12162 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
12163 (output_location): Break out from ....
12164 (branch_prob): ... here; handle gcov output on trees.
12165 * toplev.c (process_options): No longer be sorry about coverage for
12168 2004-09-11 Steven Bosscher <stevenb@suse.de>
12171 * fold-const.c (fold): Do not try to fold the operand of a
12172 CLEANUP_POINT_EXPR if that operand does itself not have any
12175 PR middle-end/17417
12176 * langhooks.c (lhd_decl_printable_name): Make sure that this
12177 function is called with is a decl node that has an identifier.
12178 * tree-pretty-print.c (dump_function_name): New function to
12179 wrap PRINT_FUNCTION_NAME and dump_decl_name.
12180 (print_call_name): Use it.
12182 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
12184 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
12187 2004-09-11 Jakub Jelinek <jakub@redhat.com>
12189 * tree-ssa-alias.c (collect_points_to_info_r): Handle
12190 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
12193 2004-09-11 Richard Henderson <rth@redhat.com>
12195 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
12196 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
12197 operand of the ADDR_EXPR.
12198 (expand_expr_real_1): Update to match.
12200 2004-09-11 David Edelsohn <edelsohn@gnu.org>
12203 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
12204 choose 64-bit version.
12206 2004-09-11 Richard Henderson <rth@redhat.com>
12209 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
12211 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
12213 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
12214 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
12215 Insert @: after i.e. or e.g.
12217 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12219 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
12220 D.xxx rather than <Dxxx>.
12222 2004-09-10 Adam Nemet <anemet@lnxw.com>
12224 * configure.ac (AC_MSG_CHECKING(what linker to use)):
12225 in_tree_ld_is_elf should be true for LynxOS.
12226 * configure: Regenerate.
12228 2004-09-10 Adam Nemet <anemet@lnxw.com>
12230 * Makefile.in (all.cross): Add srcextra.
12232 2004-09-10 Roger Sayle <roger@eyesopen.com>
12234 PR middle-end/17024
12235 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
12236 floating point comparison operators. Change aborts to gcc_asserts.
12238 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12240 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
12242 2004-09-10 James E Wilson <wilson@specifixinc.com>
12244 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
12245 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
12247 * convert.c (convert_to_vector): Replace recursive call with
12250 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
12251 Add integer argument named constant. Use const_tiny_rtx instead of
12253 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
12255 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
12257 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
12258 of gen_rtx_raw_CONST_VECTOR.
12260 2004-09-10 Eric Christopher <echristo@redhat.com>
12263 * c-parse.in (attribute): Add NULL_TREE for error case
12264 for error recovery.
12266 2004-09-10 Zack Weinberg <zack@codesourcery.com>
12268 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
12269 (extract_interface_info): Delete prototype.
12270 * c-decl.c (extract_interface_info): Delete stub.
12271 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
12272 it's not already been done ...
12273 (init_c_lex): ... not here.
12274 (fe_file_change): Don't call extract_interface_info.
12276 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12278 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
12279 typedef_p and typedef_signed_p.
12280 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
12281 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
12282 Check typedef_p and typedef_signed_p, not typedef_decl.
12283 (grokfield): Check typedef_p, not typedef_decl.
12284 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
12286 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
12289 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12291 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
12293 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12295 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
12296 temporary variables.
12298 * dbxout.c (dbxout_block): Update for
12299 current_function_func_begin_label a string.
12300 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
12301 * except.c (dw2_output_call_site_table): Likewise.
12302 * toplev.c (current_function_func_begin_label): Likewise.
12303 * tree.h (current_function_func_begin_label): Likewise.
12304 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
12306 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
12309 * config/darwin.c: Include target.h.
12310 (struct machopic_indirection): Make ptr_name a string.
12311 (machopic_indirection_hash): Update for ptr_name a string.
12312 (machopic_indirection_eq): Likewise.
12313 (machopic_indirection_name): Likewise.
12314 (machopic_output_indirection): Likewise.
12315 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
12316 string. Don't expect stub names to be in the identifier hash table.
12317 Do call strip_name_encoding before looking up entry in ID hash table.
12318 * config/t-darwin (darwin.o): Add target.h to dependencies.
12320 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
12321 of fprintf for register names.
12323 * output.h (unlikely_section_label): Delete declaration.
12324 (unlikely_text_section_name): Likewise.
12325 * varasm.c (unlikely_section_label_printed): Make static.
12326 (unlikely_section_label): Likewise.
12327 (unlikely_text_section_name): Likewise.
12328 (assemble_start_function): Use reconcat.
12330 * rtl.def (REG): Add comment to describe third field.
12332 2004-09-10 Andrew Pinski <apinski@apple.com>
12334 * config/darwin.c (machopic_mcount_stub_name): Call
12335 machopic_indirection_name instead of making the string
12338 2004-09-10 Diego Novillo <dnovillo@redhat.com>
12342 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
12344 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
12345 memory tag is call clobbered, so are its aliases.
12346 (group_aliases): When two memory tags being grouped, if one is
12347 call clobbered, so are the other and its aliases.
12348 (add_may_alias): Remove call-clobbering stuff.
12349 (replace_may_alias): Likewise.
12350 (merge_pointed_to_info): Merge pt_global_mem
12352 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12354 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
12355 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
12356 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
12357 tree-scalar-evolution.c, tree-ssa-copyrename.c,
12358 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
12360 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12362 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
12363 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
12364 pair. Remove match_dup from inputs. Remove masaccs handling.
12365 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
12366 (masaccs, mdasaccs): Turn into define_insns.
12368 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12370 * tree-tailcall.c (process_assignment): Only do accumulator transforms
12371 for floating-point types if flag_unsafe_math_optimizations.
12373 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12375 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
12376 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
12377 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
12378 config/h8300/h8300.md, config/i386/gmm_malloc.h,
12379 config/ia64/ia64.md, config/ip2k/libgcc.S,
12380 config/mips/mips-ps-3d.md, config/mips/mips.c,
12381 config/rs6000/rs6000.c, config/s390/s390.c,
12382 config/sh/symbian.c: Fix comment typos.
12384 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
12386 * config/s390/s390.c (s390_emit_prologue): Added missing
12389 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12391 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
12392 typos. Follow spelling conventions.
12394 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
12396 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
12397 in diagnostic. Don't dereference NULL TYPE_NAME.
12399 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12401 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
12402 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
12403 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
12404 value-prof.c: Fix comment typos. Follow spelling conventions.
12406 2004-09-10 Jan Hubicka <jh@suse.cz>
12408 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
12409 * tree-split_edge.c (tree_split_edge): Likewise.
12410 (thread_jumps): Likewise.
12412 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12414 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
12417 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
12419 * cgraph.h (cgraph_dump_file): Do not declare.
12420 * cgraphunit.c (cgraph_dump_file): Declare as static.
12421 (init_cgraph): New.
12422 * toplev.c (cgraph_dump_file): Do not declare.
12423 (compile_file): Call init_cgraph.
12424 * tree-dump.c (dump_files): Add IPA dump file, remove
12425 XML dump of call graph.
12426 (get_dump_file_name): Support IPA dump file naming scheme.
12427 * tree.h (enum tree_dump_index): Add IPA dump file, remove
12428 XML dump of call graph.
12429 * doc/invoke.texi (Debugging Options): Document the new options.
12431 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12433 * doc/extend.texi: Document the FR-V built-in functions.
12435 2004-09-09 James E Wilson <wilson@specifixinc.com>
12437 * doc/sourcebuild.texi: Delete libbanshee reference.
12439 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
12441 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
12443 2004-09-09 James E Wilson <wilson@specifixinc.com>
12445 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
12446 before calling vector_types_convertible_p.
12447 (digest_init): Check that inside_init has VECTOR_TYPE before calling
12448 vector_types_convertible_p. Don't give another error if
12449 convert_for_assignment returns error_mark_node.
12451 2004-09-09 Roger Sayle <roger@eyesopen.com>
12453 PR middle-end/17055
12454 * fold-const.c (build_zero_vector): New function to construct a
12455 vector (either floating point or integer) of zeros.
12456 (fold_convert): Internally, enable conversions of integer zero
12457 to arbitrary vector types, using the new build_zero_vector.
12459 2004-09-09 Roger Sayle <roger@eyesopen.com>
12461 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
12462 expand a left shift by an immediate constant as either an ashl or
12463 a sequence of additions.
12464 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
12465 instead of calling gen_ashlsi3 with a constant directly.
12467 2004-09-09 Roger Sayle <roger@eyesopen.com>
12469 * config/i386/i386.c (ix86_split_long_move): When optimizing for
12470 size, and the low and high parts of a DImode constant are equal,
12471 copy one register to another instead of loading the same immediate
12474 2004-09-09 Richard Henderson <rth@redhat.com>
12476 PR middle-end/17367
12477 * function.c (assign_parm_setup_block): Only put PARALLELs into
12478 a register if use_register_for_decl.
12480 2004-09-09 Eric Christopher <echristo@redhat.com>
12482 * ra-colorize.c (reset_lists): Move variable declaration inside
12483 ENABLE_CHECKING to avoid unused variable warnings when
12484 not --enable-checking.
12485 (check_colors): Ditto.
12487 2004-09-09 Mike Stump <mrs@apple.com>
12489 * version.c (version_string): Bump to 4.0.0.
12490 * doc/include/gcc-common.texi (version-GCC): Likewise.
12492 2004-09-10 Jakub Jelinek <jakub@redhat.com>
12494 * doc/extend.texi (nothrow attribute): The attribute is not
12495 implemented in 3.2 and earlier.
12497 2004-09-09 Steve Ellcey <sje@cup.hp.com>
12499 * genrecog.c (compute_predicate_codes): Use op0_codes
12502 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12504 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
12505 implementation changes.
12507 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12509 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
12510 a PARALLEL instead of a SET due to added clobbers.
12512 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12514 * reload.c (find_reloads_address): Pass correct operand to
12515 maybe_memory_address_p.
12517 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
12519 * Makefile.in: Remove libbanshee, tree-alias-*.
12520 Remove tree-alias-common.h dependencies.
12521 * common.opt: Remove -ftree-points-to.
12522 * configure.ac: Remove libbanshee.
12523 * flags.h: Remove pta_type, flag_tree_points_to.
12524 * gengtype.c (open_base_files): Remove tree-alias-type.h.
12525 * opts.c (OPT_ftree_points_to): Remove.
12526 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
12527 * tree-dfa.c: Remove tree-alias-common.h
12528 * tree-into-ssa.c: Ditto.
12529 * tree-outof-ssa.c: Ditto.
12530 * tree-ssa-copyrename.c: Ditto.
12531 * tree-ssa-live.c: Ditto.
12532 * tree-optimize.c: Ditto.
12533 * tree-ssa.c: Ditto.
12534 Remove pass_build_pta, pass_del_pta.
12535 * tree-pass.h: Ditto.
12536 * tree-ssa-alias.c: Remove tree-alias-common.h.
12537 (struct alias_stats_d): Remove pta_queries, pta_resolved.
12538 (pass_may_alias): Remove PROP_pta requirement.
12539 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
12540 (get_tmt_for): Ditto.
12541 (dump_alias_stats): Ditto.
12542 * doc/passes.texi: Remove blurb about points-to analysis.
12543 * fortran/Make-lang.in: Remove tree-alias-*.o.
12545 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12547 * genattrtab.c (write_insn_cases): New function, split out from
12548 write_attr_case. Correctly handle define_peepholes when printing
12549 the instruction name.
12550 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
12552 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
12555 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
12556 * config/cris/cris.c (cris_return_address_on_stack): New function.
12557 * config/cris/cris.md ("return"): For location of return address,
12558 also check cris_return_address_on_stack.
12560 2004-09-09 Diego Novillo <dnovillo@redhat.com>
12562 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
12563 calling phi_ssa_name_p.
12565 2004-09-09 Richard Henderson <rth@redhat.com>
12568 * c-typeck.c (valid_compound_expr_initializer): Use only
12569 initializer_constant_valid_p, and not TREE_CONSTANT.
12570 (digest_init): Likewise.
12571 (output_init_element): Likewise.
12573 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12575 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
12576 live_out_1, prune_hardregs_for_mode, init_one_web_common,
12577 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
12578 record_conflict, compare_and_free_webs, init_webs_defs_uses,
12579 parts_to_webs_1, parts_to_webs, reset_conflicts,
12580 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
12581 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
12582 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
12583 put_move, remove_move, combine, select_spill, colorize_one_web,
12584 try_recolor_web, insert_coalesced_conflicts, check_colors,
12585 break_precolored_alias, restore_conflicts_from_coalesce,
12586 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
12587 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
12588 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
12589 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
12590 check_df): Likewise.
12591 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
12592 real_arithmetic, real_compare, real_exponent, real_ldexp,
12593 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
12594 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
12595 real_digit, real_nan, real_maxval, round_for_format, real_convert,
12596 real_to_target, real_from_target, real_hash, encode_ieee_single,
12597 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
12598 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
12599 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
12600 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
12601 extract_insn, peep2_next_insn, peep2_reg_dead_p,
12602 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
12603 if_test_bypass_p): Likewise.
12604 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
12605 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
12606 emit_swap_insn, swap_to_top, move_for_stack_reg,
12607 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
12608 compensate_edge, convert_regs_1): Likewise.
12609 * regclass.c (init_reg_sets, init_reg_sets_1,
12610 memory_move_secondary_cost): Likewise.
12611 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
12613 * reload.c (push_secondary_reload, find_valid_class, push_reload,
12614 operands_match_p, decompose, immune_p, find_reloads,
12615 find_reloads_toplev, find_reloads_address_1, subst_reloads,
12616 copy_replacements, refers_to_regno_for_reload_p,
12617 reg_overlap_mentioned_for_reload_p): Likewise.
12618 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
12619 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
12620 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
12621 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
12622 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
12623 do_output_reload, fixup_abnormal_edges): Likewise.
12624 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
12625 fill_slots_from_thread, relax_delay_slots): Likewise.
12626 * resource.c (mark_referenced_resources, mark_set_resources):
12628 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
12629 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
12630 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
12631 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
12632 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
12633 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
12634 * rtlhooks.c (gen_lowpart_general): Likewise.
12635 * sbitmap.c (sbitmap_difference): Likewise.
12636 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
12637 sched_analyze, add_forward_dependence): Likewise.
12638 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
12639 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
12640 schedule_insns): Likewise.
12641 * sched-vis.c (print_pattern): Likewise.
12642 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
12643 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
12644 simplify_const_relational_operation, simplify_ternary_operation,
12645 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
12647 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
12648 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
12649 resolve_operand_name_1, expand_return, expand_decl,
12650 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
12651 * stor-layout.c (put_pending_size, smallest_mode_for_size,
12652 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
12653 set_sizetype, get_mode_bounds): Likewise.
12655 2004-09-09 Zack Weinberg <zack@codesourcery.com>
12657 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
12658 * config/arm/pecoff.h, config/i386/beos-elf.h
12659 * config/i386/cygming.h, config/i386/i386-interix.h:
12660 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
12661 comment cloned from manual.
12662 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
12664 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
12666 * builtins.c (build_va_arg_indirect_ref): New function.
12667 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
12668 build_fold_indirect_ref.
12669 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
12670 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
12671 * tree.h: Declare new function.
12673 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12675 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
12676 dumping for development builds.
12677 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
12678 development builds only.
12679 * genattrtab.c (write_eligible_delay): Fix typo in previous
12681 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
12684 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12686 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
12687 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
12688 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
12689 hoist_code, extract_mentioned_regs_helper, compute_store_table,
12690 insert_store): Use gcc_assert and gcc_unreachable.
12691 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
12692 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
12693 ggc_record_overhead): Likewise.
12694 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
12695 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
12696 ggc_pop_context, clear_marks, validate_free_objects,
12697 ggc_pch_read): Likewise.
12698 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
12699 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
12700 ggc_push_context, check_cookies, ggc_collect,
12701 ggc_print_statistics): Likewise.
12702 * gimple-low.c (lower_function_body, lower_stmt,
12703 lower_bind_expr): Likewise.
12704 * gimplify.c (gimple_tree_eq, push_gimplify_context,
12705 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
12706 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
12707 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
12708 gimplify_case_label_expr, gimplify_exit_block_expr,
12709 canonicalize_component_ref, gimplify_compound_lval,
12710 gimplify_self_mod_expr, gimplify_call_expr,
12711 gimplify_init_ctor_eval, gimplify_init_constructor,
12712 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
12713 gimplify_expr, check_pointer_types_r,
12714 force_gimple_operand): Likewise.
12715 * global.c (global_alloc, build_insn_chain): Likewise.
12716 * graph.c (clean_graph_dump_file,
12717 finish_graph_dump_file): Likewise.
12718 gcov-io.c (gcov_open): Use GCOV_CHECK.
12720 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12722 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
12724 2004-09-09 Jan Hubicka <jh@suse.cz>
12727 * tree-inline.c (expand_call_inline): Make overactive sanity check
12730 2004-09-09 Jan Hubicka <jh@suse.cz>
12732 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
12735 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12737 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
12738 (gengtype.o): Depend on errors.h.
12739 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
12740 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
12741 attr_alt_subset_p, attr_alt_subset_of_compl_p,
12742 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
12743 write_test_expr, write_attr_value, write_eligible_delay,
12744 make_internal_attr, make_numeric_value): Likewise.
12745 * genautomata.c (regexp_name, get_str_vect,
12746 gen_presence_absence_set, automaton_decl_hash,
12747 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
12748 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
12749 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
12750 test_unit_reserv, it_is_empty_reserv_sets,
12751 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
12752 reserv_sets_and, output_cycle_reservs, get_free_state,
12753 intersected_state_reservs_p, states_union, remove_arc,
12754 copy_insn_regexp, transform_1, transform_2, transform_3,
12755 regexp_transform_func, store_alt_unit_usage,
12756 check_regexp_units_distribution, process_seq_for_forming_states,
12757 process_alts_for_forming_states, make_automaton,
12758 form_arcs_marked_by_insn, create_composed_state,
12759 set_out_arc_insns_equiv_num, partition_equiv_class,
12760 process_insn_equiv_class, set_insn_equiv_classes,
12761 units_to_automata_heuristic_distr, form_regexp,
12762 longest_path_length, output_dfa_max_issue_rate, add_vect,
12763 out_state_arcs_num, add_vect_el, output_trans_table,
12764 output_state_alts_table, output_dead_lock_vect,
12765 output_max_insn_queue_index_def,
12766 output_min_insn_conflict_delay_func,
12767 output_internal_insn_latency_func, output_print_reservation_func,
12768 output_cpu_unit_reservation_p, output_state_arcs,
12769 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
12770 make_default_insn_latency_attr,
12771 form_important_insn_automata_lists): Likewise.
12772 * genemit.c (gen_exp, output_add_clobbers,
12773 output_added_clobbers_hard_reg_p): Likewise.
12774 * genextract.c (print_path, main): Likewise.
12775 * genflags.c (gen_macro): Likewise.
12776 * gengenrtl.c: Include errors.h
12777 (type_from_format, accessor_from_format): Likewise.
12778 * gengtype.c (get_file_basename, output_mangled_typename,
12779 walk_type, write_types_process_field,
12780 write_types_local_process_field): Likewise.
12781 * genmodes.c (complete_mode): Likewise.
12782 * genopinit.c (gen_insn): Likewise.
12783 * genoutput.c (output_insn_data, check_constraint_len,
12784 constraint_len): Likewise.
12785 * genpreds.c (add_mode_tests):Likewise.
12786 * gen-protos.c (add_hash): Likewise.
12787 * genrecog.c (find_operand, find_matching_operand,
12788 validate_pattern, add_to_sequence, maybe_both_true,
12789 nodes_identical_1, merge_trees, write_switch, write_cond,
12790 write_action, is_unconditional, make_insn_sequence,
12791 debug_decision_2): Likewise.
12792 * gensupport.c (is_predicable, collect_insn_data,
12793 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
12795 2004-09-09 Jan Hubicka <jh@suse.cz>
12797 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
12798 * cfgbuild.c (compute_outgoing_frequencies): When probability is
12800 (find_many_sub_basic_blocks): Do update profile only when it is
12802 * predict.c (set_even_probabilities): Break out from ...
12803 (combine_predictions_for_insn): ... here; deal with
12804 !can_predict_insn_p insns.
12805 (combine_predictions_for_bb): Use set_even_probabilities.
12806 (bb_estimate_probability_locally): Break out from ....
12807 (estimate_probability): ... here.
12808 (guess_outgoing_edge_probabilities): New entry point.
12810 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12812 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
12813 handle_braces, process_brace_body, main, used_arg,
12814 set_multilib_dir, print_multilib_info): Use fatal, not abort.
12816 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
12818 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
12819 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
12820 Morgan's theorem in last checkin.
12822 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12823 Nathan Sidwell <nathan@codesourcery.com>
12825 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
12826 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
12827 * timevar.c (timevar_push, timevar_pop, timevar_start,
12828 timevar_stop): Likewise.
12829 * toplev.c (default_pch_valid_p): Likewise.
12830 * tracer.c (tail_duplicate): Likewise.
12831 * tree-alias-common.c (get_alias_var_decl,
12832 get_values_from_constructor, create_alias_var, delete_alias_vars,
12833 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
12835 * tree.c (tree_size, make_node_stat, copy_node_stat,
12836 build_int_cst_wide, integer_all_onesp, list_length, chainon,
12837 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
12838 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
12839 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
12840 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
12841 build_method_type_directly, decl_type_context, get_callee_fndecl,
12842 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
12843 tree_fold_gcd): Likewise.
12844 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
12845 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
12846 cleanup_control_expr_graph, find_taken_edge,
12847 find_taken_edge_switch_expr, phi_alternatives_equal,
12848 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
12849 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
12850 tree_split_edge, tree_verify_flow_info, thread_jumps,
12851 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
12852 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
12853 chrec_fold_multiply_poly_poly): Likewise.
12854 * tree-complex.c (extract_component, expand_complex_division,
12855 expand_complex_comparison, expand_complex_operations_1,
12856 build_replicated_const, expand_vector_operations_1): Likewise.
12857 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
12858 build_classic_dir_vector): Likewise.
12859 * tree-dfa.c (compute_immediate_uses_for_phi,
12860 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
12861 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
12862 * tree-dump.c (dequeue_and_dump): Likewise.
12863 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
12864 record_in_finally_tree, replace_goto_queue_1,
12865 maybe_record_in_goto_queue, verify_norecord_switch_expr,
12866 do_return_redirection): Likewise.
12867 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
12868 add_to_dst_predicate_list, find_phi_replacement_condition,
12869 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
12871 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
12872 initialize_inlined_parameters, declare_return_variable,
12873 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
12874 optimize_inline_calls, copy_tree_r): Likewise.
12875 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
12876 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
12877 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
12878 tsi_split_statement_list_after, tsi_split_statement_list_before):
12880 * tree-mudflap.c (mf_varname_tree): Likewise.
12881 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
12882 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
12883 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12884 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
12885 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
12886 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
12888 * tree-phinodes.c (resize_phi_node, add_phi_arg,
12889 remove_all_phi_nodes_for): Likewise.
12890 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
12891 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
12892 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
12893 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
12894 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
12895 generate_one_element_ref, generate_element_copy,
12896 generate_element_zero, scalarize_copy, scalarize_init,
12897 scalarize_ldst): Likewise.
12898 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
12899 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
12900 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
12901 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
12902 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
12903 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
12904 widen_bitfield, ccp_fold_builtin): Likewise.
12905 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
12906 replace_exp_1, propagate_tree_value): Likewise.
12907 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12908 * tree-ssa-dce.c (set_control_dependence_map_bit,
12909 find_control_dependence, find_pdom, mark_operand_necessary,
12910 mark_stmt_if_obviously_necessary,
12911 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
12912 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
12913 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
12914 eliminate_redundant_computations, avail_expr_eq): Likewise.
12915 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
12916 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12917 duplicate_blocks): Likewise.
12918 * tree-ssa-loop-im.c (for_each_index, set_level,
12919 is_call_clobbered_ref): Likewise.
12920 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
12921 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
12922 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
12923 peel_address, ptr_difference_cost, may_replace_final_value,
12924 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
12925 rewrite_use, rewrite_uses): Likewise.
12926 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12927 check_loop_closed_ssa_use): Likewise.
12928 * tree-ssanames.c (make_ssa_name): Likewise.
12929 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
12930 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
12931 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
12932 get_indirect_ref_operands, add_stmt_operand): Likewise.
12933 * tree-ssa-pre.c (value_exists_in_set_bitmap,
12934 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
12935 phi_translate, valid_in_set, compute_antic,
12936 find_or_generate_expression, create_expression_by_pieces, insert_aux,
12937 create_value_expr_from, eliminate): Likewise.
12938 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
12939 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
12941 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
12942 eliminate_tail_call): Likewise.
12943 * tree-vectorizer.c (vect_create_index_for_array_ref,
12944 vect_align_data_ref, vect_create_data_ref,
12945 vect_create_destination_var, vect_get_vec_def_for_operand,
12946 vect_finish_stmt_generation, vect_transform_stmt,
12947 vect_transform_loop_bound, vect_transform_loop,
12948 vect_analyze_operations): Likewise.
12949 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
12951 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
12952 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
12953 bsi_after_labels, bsi_last): Likewise.
12954 * tree-ssa-live.c (var_union, change_partition_var,
12955 create_ssa_var_map, calculate_live_on_entry, root_var_init,
12956 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
12958 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
12959 tpa_find_tree): Likewise.
12960 (register_ssa_partition_check): Declare.
12961 (register_ssa_partition): use it.
12962 * tree-ssa-live.c: Include errors.h.
12963 (register_ssa_partition_check): New.
12964 * tree-ssa-operands.c: Include errors.h.
12965 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
12967 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12968 Catherine Moore <clm@redhat.com>
12970 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
12971 (FRV_CPU_FR405): New processor enums.
12972 (frv_issue_rate, frv_acc_group): Declare.
12973 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
12974 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
12975 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
12976 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
12977 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
12978 handled by CPP_SPEC.
12979 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
12980 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
12981 (ACC_MASK): New macro.
12982 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
12983 (TARGET_MEDIA_FR450): New macro.
12984 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
12985 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
12986 (LABEL_ALIGN_AFTER_BARRIER): Define.
12987 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
12988 (IACC_FIRST, IACC_LAST): New pair of SPRs.
12989 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
12990 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12991 (REGISTER_NAMES): Add entries for new registers.
12992 (REG_CLASS_CONTENTS): Update for new register ranges.
12993 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
12994 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
12995 (PACKING_FLAG_USED_P): Delete.
12996 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
12997 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
12998 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
12999 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
13000 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
13001 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
13002 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
13003 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
13004 (CPU_UNITS_QUERY): Define to 1.
13005 * config/frv/frv.c: Include gt-frv.h
13006 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
13007 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
13008 (frv_insn_group): New enumeration.
13009 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
13010 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
13011 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
13012 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
13013 gap left by REGSTATE_LIVE.
13014 (regstate_t): New typedef.
13015 (TARGET_MACHINE_DEPENDENT_REORG): Define.
13016 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
13017 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
13018 Initialize frv_unit_codes[] and frv_type_to_unit[].
13019 (frv_conditional_register_usage): Remove redundant fixing of
13020 accumulator registers.
13021 (frv_insn_packing_flag): Update specification.
13022 (frv_function_prologue): Don't set frv_insn_packing_flag here.
13023 Zero out frv_nops[].
13024 (frv_expand_epilogue): Remove comments about the no-longer-present
13025 SIBCALL_P argument.
13026 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
13027 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
13028 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
13029 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
13030 packing is disabled and if INSN can only issue to M1.
13031 (call_operand): Check TARGET_LONG_CALLS.
13032 (acc_operand, even_acc_operand, quad_acc_operand)
13033 (accg_operand): Simplify. Don't accept pseudo registers.
13034 (output_move_single): Handle SPR<-zero moves.
13035 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
13036 (frv_registers_update, frv_registers_used_p): Delete.
13037 (frv_registers_set_p): Delete.
13038 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
13039 (frv_issues_to_branch_unit_p): New function.
13040 (frv_packet): New structure.
13041 (frv_cond_flags, frv_regstate_conflict_p): New functions.
13042 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
13043 (frv_registers_update_1, frv_registers_update): New functions.
13044 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
13045 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
13046 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
13047 (frv_sort_insn_group, frv_reorder_packet): New functions.
13048 (frv_pack_insns): Use frv_reorder_packet.
13049 (frv_packet_address): New variable.
13050 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
13051 (frv_register_nop, frv_reorg): New functions.
13052 (bdesc_1arg): Add __SCUTSS.
13053 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
13054 __SUBSS, __SLASS and __SCAN.
13055 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
13056 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
13057 (frv_init_builtins): Register the above builtins.
13058 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
13059 registers. Turn the referenced accumulators into global registers.
13060 (frv_read_iacc_argument): New function.
13061 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
13062 (frv_split_iacc_move): New function.
13063 (frv_expand_builtin): Handle the new builtins.
13064 * config/frv/frv.md: Replace old schedulers with new order-independent
13065 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
13067 (cpu): Add fr550, fr450 and fr405.
13068 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
13069 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
13070 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
13071 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
13072 (fnop, mnop): New patterns.
13073 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
13075 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
13076 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
13078 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
13079 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
13080 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
13081 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
13082 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
13083 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
13084 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
13085 (frv_prefetch0, frv_prefetch): New patterns.
13086 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
13087 -mcpu=simple. Add -mcpu=fr550.
13088 (MULTILIB_DIRNAMES): Update accordingly.
13089 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
13091 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
13092 -mlong-calls and -malign-labels options for FR-V.
13094 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13097 * c-tree.h (struct c_declspecs): New.
13098 (struct c_declarator, struct c_type_name, struct c_parm): Update
13100 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
13101 start_function, start_decl, build_c_parm,
13102 make_pointer_declarator): Update prototypes.
13103 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13104 declspecs_add_scspec, declspecs_add_attrs): New.
13105 (split_specs_attrs): Remove.
13106 * c-parse.in (%union): Add dsptype.
13107 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13108 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13109 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13110 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13111 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13112 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13113 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13114 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
13115 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
13116 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
13117 maybe_type_quals_attrs): Change to dsptype.
13118 (struct c_declspec_stack): New.
13119 (current_declspecs, declspec_stack): Change type.
13120 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
13122 (extdefs): Likewise.
13123 (setspecs): Likewise.
13124 (fndef): Use current_declspecs for empty declspecs list.
13125 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13126 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13127 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13128 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13129 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13130 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13131 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13132 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
13133 structures and helper functions. Update comments.
13134 (typespec_nonattr): Correct comment.
13135 (maybe_type_quals_attrs, typename): Update to new structures.
13136 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
13137 shadow_tag, shadow_tag_warned, start_function, start_decl,
13138 build_c_parm, make_pointer_declarator,
13139 set_array_declarator_inner, groktypename): Update to new
13141 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13142 declspecs_add_scspec, declspecs_add_attrs): New.
13143 (split_specs_attrs): Remove.
13144 (shadow_tag_warned): Make warning for useless type names a
13145 pedwarn. Give hard error for long, short, signed, unsigned or
13146 _Complex used with struct, union or enum in empty declaration.
13147 Make found_tag a bool.
13148 (grokdeclarator): Remove checks now done at parse time.
13150 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13152 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
13153 c_declarator, struct c_type_name, struct c_parm): New.
13154 (build_array_declarator, set_array_declarator_inner,
13155 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
13156 start_function, start_decl, build_c_parm, build_attrs_declarator,
13157 build_function_declarator, make_pointer_declarator, c_cast_expr,
13158 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
13159 (build_id_declarator): New.
13160 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
13162 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
13163 ARG_INFO_OTHERS): Remove.
13164 (build_id_declarator): New.
13165 (build_array_declarator, set_array_declarator_inner, groktypename,
13166 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
13167 grokfield, start_function, store_parm_decls_newstyle,
13168 store_parm_decls_oldstyle, store_parm_decls,
13169 build_c_parm, build_attrs_declarator, build_function_declarator,
13170 make_pointer_declarator, grokdeclarator): Update to new
13172 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
13174 (declarator, notype_declarator, after_type_declarator,
13175 parm_declarator, parm_declarator_starttypename,
13176 parm_declarator_nostarttypename, array_declarator, typename,
13177 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
13178 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
13179 parmlist_1, parmlist_2, parmlist_or_identifiers,
13180 parmlist_or_identifiers_1): Use these types.
13181 (primary, after_type_declarator, parm_declarator_starttypename,
13182 notype_declarator, component_decl, component_declarator,
13183 component_notype_declarator, typename, absdcl,
13184 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
13185 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
13187 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13189 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
13190 in_typeof, record_maybe_used_decl, pop_maybe_used,
13191 c_expr_sizeof_expr, c_expr_sizeof_type): New.
13192 * c-decl.c (parser_obstack): New.
13193 (c_init_decl_processing): Initialize parser_obstack.
13194 (c_write_global_declarations_1): Check for used but undefined
13196 * c-parse.in (%union): Add otype.
13197 (save_obstack_position): New.
13199 (unary_expr): Update in_sizeof and in_alignof. Use
13200 c_expr_sizeof_expr and c_expr_sizeof_type.
13201 (sizeof): Update in_sizeof.
13202 (alignof): Update in_alignof.
13203 (typeof): Update in_typeof.
13204 (typespec_nonreserved_nonattr): Call pop_maybe_used.
13205 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
13206 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
13207 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
13208 (build_external_ref): Set C_DECL_USED or call
13209 record_maybe_used_decl if appropriate.
13210 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
13212 2004-09-08 Eric Christopher <echristo@redhat.com>
13214 * builtins.c: Fix prototype for fold_builtin_atan.
13216 2004-09-08 Eric Christopher <echristo@redhat.com>
13218 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
13219 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
13220 fold_builtin_atan): New functions. Migrate function bodies...
13221 (fold_builtin_1): ... from here.
13223 2004-09-09 Alan Modra <amodra@bigpond.net.au>
13225 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
13228 2004-09-08 David Edelsohn <edelsohn@gnu.org>
13230 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
13231 * config/rs6000/power5.md (power5-lmul): Same.
13233 2004-09-08 Richard Henderson <rth@redhat.com>
13236 * function.c (expand_function_end): Have fall-off-the-end
13237 return path jump around return register setup.
13239 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13241 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
13242 (output_return): Do not test for the presence of the 'unimp' insn.
13243 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
13244 as predicates instead of custom ones. Return raw strings when
13246 (output_sibcall): Likewise. Concatenate strings.
13247 (output_ubranch): Remove kludge for TurboSPARC.
13248 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
13249 (output_v9branch): Likewise.
13250 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
13251 <#>: Set sparc_indent_opcode if the delay slot is filled.
13253 <)>: New operand to emit the displacement from the saved PC on return.
13255 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
13256 (ASM_OUTPUT_OPCODE): New macro.
13257 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
13258 * config/sparc/sparc.md (normal_branch, inverted_branch,
13259 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
13260 inverted_fpe_branch): Adjust call to output_cbranch.
13261 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
13262 call to output_v9branch.
13263 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
13264 (output_v9branch): Likewise.
13266 2004-09-08 Devang Patel <dpatel@apple.com>
13268 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
13269 -segs_read_only_addr and -segs_read_write_addr.
13270 (WORD_SWITCH_TAKES_ARG): Same.
13272 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
13273 -segs_read_write_addr.
13275 2004-09-08 Richard Henderson <rth@redhat.com>
13277 * function.c (reference_callee_copied): New.
13278 (assign_parm_setup_reg): Use it.
13279 * calls.c (initialize_argument_information): Likewise.
13280 (emit_library_call_value_1): Likewise.
13281 * function.h (reference_callee_copied): Declare.
13283 * target.h (struct gcc_target): Add callee_copies.
13284 * target-def.h (TARGET_CALLEE_COPIES): New.
13285 (TARGET_PASS_BY_REFERENCE): Update default.
13286 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13287 * targhooks.c (hook_callee_copies_named): New.
13288 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
13289 hook_pass_by_reference_false.
13290 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
13291 * targhooks.h: Update decls.
13292 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
13293 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13294 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
13295 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
13296 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13297 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
13298 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13299 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
13300 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13301 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
13302 (mips_callee_copies): New.
13303 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13304 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
13305 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13306 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
13307 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13308 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
13309 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13310 * config/sh/sh.c (sh_callee_copies): New.
13311 (TARGET_CALLEE_COPIES): New.
13312 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13313 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
13314 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13315 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
13316 for FUNCTION_ARG_CALLEE_COPIES.
13317 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
13319 2004-09-08 Devang Patel <dpatel@apple.com>
13321 * tree-if-conv.c (find_phi_replacement_condition): Return true
13323 (replace_phi_with_cond_modify_expr): Select conditional expr args
13324 based on true edge basic block.
13326 2004-09-08 Jan Hubicka <jh@suse.cz>
13328 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
13329 variables being alias set.
13331 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13333 * final.c (shorten_branches, final, get_insn_template,
13334 output_alternate_entry_point, final_scan_insn, alter_subreg,
13335 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
13336 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
13337 * fix-header.c (lookup_std_proto): Likewise.
13338 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
13339 verify_local_live_at_start, update_life_info, mark_reg,
13340 calculate_global_regs_live, allocate_reg_life_data,
13341 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
13342 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
13343 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
13344 * fold-const.c (force_fit_type, div_and_round_double,
13345 may_negate_without_overflow_p, int_const_binop, const_binop,
13346 size_binop, size_diffop, fold_convert_const, fold_convert,
13347 invert_tree_comparison, swap_tree_comparison,
13348 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
13349 range_binop, make_range, fold_cond_expr_with_comparison,
13350 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
13351 fold_abs_const, fold_not_const, fold_relational_const, round_up,
13352 round_down): Likewise.
13353 * function.c (find_function_data, assign_stack_temp_for_type,
13354 instantiate_virtual_regs_lossage, aggregate_value_p,
13355 assign_parm_find_entry_rtl, assign_parm_setup_block,
13356 expand_function_start, expand_function_end, keep_stack_depressed,
13357 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
13359 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
13361 * Makefile.in (tree-loop-linear.o): Added.
13362 (OBJS-common): Add tree-loop-linear.o
13363 * common.opt: New flag, ftree-loop-linear.
13364 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
13365 * tree-flow.h: Add prototype for linear_transform_loops.
13366 * tree-optimize.c: Add linear transform after vectorization.
13367 * tree-pass.h: Add struct pass_linear_transform.
13368 * tree-ssa-loop.c: Add pass_linear_transform.
13369 * tree-loop-linear.c: New file.
13370 * lambda-code.c: gcc_assertify.
13371 (gcc_loop_to_lambda_loop): Handle all exit tests.
13372 Handle case where we have (invariant >= induction var).
13373 (find_induction_var_from_exit_cond): Ditto.
13375 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
13377 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
13378 memory tag is call clobbered, so are its aliases.
13379 (group_aliases): When two memory tags being grouped, if one is
13380 call clobbered, so are the other and its aliases.
13381 (add_may_alias): Remove call-clobbering stuff.
13382 (replace_may_alias): Likewise.
13383 (merge_pointed_to_info): Merge pt_global_mem
13385 2004-09-08 Jan Hubicka <jh@suse.cz>
13387 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
13388 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
13389 (cgraph_expand_function): Remove stale cgraph edges of currently
13390 compiled function; fix non-unit-at-a-time code copying function
13391 node for later reuse.
13393 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13395 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
13396 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
13397 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
13398 (vec_gc_free, vec_heap_free): New.
13399 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
13400 (DEF_VEC_P): Add allocator argument. Adjust.
13401 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
13402 (DEF_VEC_O): Add allocator argument. Adjust.
13405 * tree.h (tree): Define a GC'd vector.
13406 * lamba-code.c (lambda_loop): Likewise.
13407 * value-prof.h (histogram_value): Likewise.
13409 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13411 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
13412 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
13413 gen_lowpart_common, gen_highpart, gen_highpart_mode,
13414 subreg_highpart_offset, operand_subword, operand_subword_force,
13415 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
13416 set_mem_alias_set, change_address_1, verify_rtx_sharing,
13417 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
13418 try_split, add_insn_after, add_insn_before, remove_insn,
13419 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
13420 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
13421 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
13422 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
13423 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
13424 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
13425 record_path_before_1, check_path_after_1, check_path_after): Likewise.
13426 * except.c (gen_eh_region, resolve_one_fixup_region,
13427 remove_unreachable_regions, convert_from_eh_region_ranges_1,
13428 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
13429 connect_post_landing_pads, sjlj_emit_function_exit,
13430 remove_exception_handler_label, remove_eh_handler,
13431 reachable_next_level, collect_one_action_chain,
13432 output_function_exception_table): Likewise.
13433 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
13434 optimize_save_area_alloca, allocate_dynamic_stack_space,
13435 probe_stack_range, hard_function_value): Likewise.
13436 * expmed.c (mode_for_extraction, store_bit_field,
13437 store_fixed_bit_field, extract_bit_field, expand_shift,
13438 expand_mult_const, expand_mult, choose_multiplier,
13439 expand_mult_highpart, expand_divmod, emit_store_flag,
13440 do_cmp_and_jump): Likewise.
13441 * expr.c (convert_move, convert_modes, move_by_pieces,
13442 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
13443 move_block_from_reg, gen_group_rtx, emit_group_load,
13444 emit_group_move, emit_group_store, use_reg, use_regs,
13445 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
13446 emit_move_insn, emit_move_insn_1, emit_push_insn,
13447 expand_assignment, store_expr, count_type_elements,
13448 store_constructor, store_field, safe_from_p, expand_var,
13449 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
13451 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13453 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
13454 gcc_assert and gcc_unreachable.
13455 * ddg.c (create_ddg_dependence, add_deps_for_def,
13456 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
13457 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
13458 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
13459 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
13460 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
13461 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
13462 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
13463 dataflow_set_copy, hybrid_search, diagnostic.c,
13464 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
13465 * dojump.c (do_jump): Likewise.
13466 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
13467 compute_dom_fast_query, calculate_dominance_info,
13468 free_dominance_info, get_immediate_dominator,
13469 set_immediate_dominator, get_dominated_by,
13470 redirect_immediate_dominators, nearest_common_dominator,
13471 dominated_by_p, verify_dominators, recount_dominator,
13472 iterate_fix_dominators, add_to_dominance_info,
13473 delete_from_dominance_info): Likewise.
13474 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
13475 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
13476 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
13477 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
13478 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
13479 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
13480 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
13481 output_call_frame_info, output_loc_operands, build_cfa_loc,
13482 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
13483 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
13484 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
13485 splice_child_die, attr_checksum, same_dw_val_p,
13486 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
13487 unmark_dies, value_format, output_loc_list, output_die,
13488 output_pubnames, output_aranges, base_type_die, is_base_type,
13489 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
13490 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
13491 field_byte_offset, add_data_member_location_attribute,
13492 add_const_value_attribute, rtl_for_decl_location,
13493 add_location_or_const_value_attribute, add_byte_size_attribute,
13494 add_bit_offset_attribute, add_bit_size_attribute,
13495 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
13496 decl_start_label, gen_formal_parameter_die,
13497 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
13498 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
13499 force_decl_die, force_type_die, gen_decl_die,
13500 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
13501 dwarf2out_finish): Likewise.
13503 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
13505 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
13506 * builtins.c: Include tree-mudflap.h.
13508 2004-09-08 Uros Bizjak <uros@kss-loka.si>
13510 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
13511 force operand 0.0 into register in XFmode. Also do not force
13512 operand 0.0 into register if !TARGET_CMOVE.
13513 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
13514 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
13515 implement ftst x87 instruction.
13516 (*fp_jcc_7): New insn pattern. Change corresponding split
13517 pattern to handle "general_operand" instead of
13518 "nonimmediate_operand".
13520 2004-09-08 Ben Elliston <bje@au.ibm.com>
13522 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
13524 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
13526 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
13527 generated from standard va_arg expansion.
13528 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
13530 (mf_varname_tree, mf_file_function_line_tree): Add some support
13531 for column numbers if compiled with USE_MAPPED_LOCATION.
13533 2004-09-07 Ziemowit Laski <zlaski@apple.com>
13535 * c-decl.c (groktypename_in_parm_context): Remove function.
13536 * c-tree.h (groktypename_in_parm_context): Remove prototype.
13538 2004-09-07 Ziemowit Laski <zlaski@apple.com>
13540 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
13541 * c-parse.in: Include c-common.h instead of objc-act.h.
13542 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
13543 myparms, myparm): Remove %type declarations.
13544 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
13545 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
13547 (objc_inherit_code, objc_public_flag): Remove.
13548 (typespec_nonreserved_nonattr): Call
13549 objc_get_protocol_qualified_type() instead of get_static_reference()
13550 and get_protocol_reference().
13551 (stmt_nocomp): Call grokparm() on @catch parameter.
13552 (objcdef): Move semantic action to objc_finish_implementation().
13553 (classdef): Move semantic action to objc_start_class_interface(),
13554 objc_continue_interface(), objc_finish_interface(),
13555 objc_start_class_implementation(), objc_continue_implementation(),
13556 objc_start_category_interface() and
13557 objc_start_category_implementation().
13558 (protocoldef): Move semantic actions to objc_start_protocol() and
13559 objc_finish_interface().
13560 (ivar_decl_list): Remove nonterminal.
13561 (visibility_spec): Move semantic actions to objc_set_visibility().
13562 (ivar_decls): Remove assignment to $$.
13563 (ivar_decl): Rephrase in terms of component_decl; call
13564 objc_add_instance_variable().
13565 (ivars, ivar_declarator): Remove nonterminals.
13566 (opt_semi): New nonterminal.
13567 (methodtype): Remove semantic actions.
13568 (methoddef): Move semantic actions to objc_set_method_type(),
13569 objc_start_method_definition() and objc_finish_method_definition().
13570 (methodproto): Move semantic actions to objc_set_method_type() and
13571 objc_add_method_declaration().
13572 (methoddecl): Use objc_typename instead of typename; move semantic
13573 actions to objc_build_method_signature().
13574 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
13575 (optparmlist): Express in terms of optparms and optellipsis.
13576 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
13578 (keyworddecl): Use objc_typename instead of typename.
13579 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
13580 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
13582 2004-09-08 Alan Modra <amodra@bigpond.net.au>
13584 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
13585 (MD_FALLBACK_FRAME_STATE_FOR): Update.
13586 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
13587 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
13588 (MD_FROB_UPDATE_CONTEXT): Remove default.
13589 (uw_update_context_1): Instead #ifdef invocation.
13590 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
13591 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
13592 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
13593 (MD_UNWIND_SUPPORT): Undefine this instead.
13594 * config/i386/gnu.h: Likewise.
13595 * config/alpha/linux-unwind.h: New file, macro converted to
13596 function, extracted from..
13597 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
13598 (MD_UNWIND_SUPPORT): Define.
13599 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
13600 * config/i386/linux-unwind.h, config/i386/linux.h,
13601 config/i386/linux64.h: Likewise.
13602 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
13603 MD_HANDLE_UNWABI too.
13604 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
13605 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
13606 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
13607 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
13608 * config/sparc/linux-unwind.h, config/sparc/linux.h,
13609 config/sparc/linux64.h: Likewise.
13610 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
13611 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
13612 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
13613 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
13614 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
13616 2004-09-07 Jan Hubicka <jh@suse.cz>
13618 * cse.c (fold_rtx): Avoid building of
13619 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
13621 * tree-ssa-pre.c (grand_bitmap_obstack): New.
13622 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
13623 (init_pre): Initialize obstack.
13624 (fini_pre): Free obstack.
13626 2004-09-07 David Daney <ddaney@avtrex.com>
13628 * config.gcc: Added support for --with-divide=[breaks|traps] for
13630 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
13631 (TARGET_DIVIDE_TRAPS): New macro.
13632 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
13633 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
13634 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
13635 GENERATE_DIVIDE_TRAPS.
13636 (mips_output_division): Emit conditional trap if
13637 GENERATE_DIVIDE_TRAPS is set.
13638 * doc/install.texi: Document --with-divide.
13639 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
13641 2004-09-07 Caroline Tice <ctice@apple.com>
13643 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
13644 EDGE_CROSSING, to flags test case.
13646 2004-09-07 Jan Hubicka <jh@suse.cz>
13648 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
13651 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13653 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
13654 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
13655 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
13656 or gcc_unreachable.
13657 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
13658 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
13659 alloc_aux_for_edges, free_aux_for_edges): Likewise.
13660 * cfgcleanup.c (try_forward_edges,
13661 merge_blocks_move_predecessor_nojumps,
13662 merge_blocks_move_successor_nojumps): Likewise.
13663 * cfgexpand.c (expand_gimple_cond_expr,
13664 expand_gimple_tailcall): Likewise.
13665 * cfghooks.c (duplicate_block): Likewise.
13666 * cfglayout.c (record_effective_endpoints,
13667 insn_locators_initialize, change_scope, fixup_reorder_chain,
13668 verify_insn_chain, fixup_fallthru_exit_predecessor,
13669 duplicate_insn_chain, cfg_layout_finalize): Likewise.
13670 * cfgloopanal.c (check_irred): Likewise.
13671 * cfgloop.c (superloop_at_depth, flow_loops_free,
13672 flow_loop_entry_edges_find, flow_loops_find,
13673 flow_loop_outside_edge_p, get_loop_body,
13674 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
13675 get_loop_exit_edges, num_loop_branches, cancel_loop,
13676 verify_loop_structure): Likewise.
13677 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
13678 duplicate_loop_to_header_edge, create_preheader,
13679 create_loop_notes): Likewise.
13680 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
13681 edirect_branch_edge, force_nonfallthru_and_redirect,
13682 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
13683 commit_edge_insertions, commit_edge_insertions_watch_calls,
13684 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
13685 cfg_layout_redirect_edge_and_branch_force,
13686 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
13687 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
13688 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
13689 cgraph_varpool_node): Likewise.
13690 * cgraphunit.c (cgraph_finalize_function,
13691 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
13692 cgraph_expand_function, cgraph_remove_unreachable_nodes,
13693 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
13694 cgraph_mark_inline, cgraph_expand_all_functions,
13695 cgraph_build_static_cdtor): Likewise.
13696 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
13697 simplify_logical, distribute_notes, insn_cuid): Likewise.
13698 * conflict.c (conflict_graph_add, print_conflict): Likewise.
13699 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
13700 coverage_checksum_string): Likewise.
13701 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
13702 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
13703 cse_cc_succs, cse_condition_code_reg): Likewise.
13704 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
13705 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
13706 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
13707 cselib_record_set): Likewise.
13709 2004-09-07 Jan Hubicka <jh@suse.cz>
13711 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
13713 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13715 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
13717 (fold_builtin_strpbrk): Likewise.
13718 * expr.c (array_ref_low_bound): Likewise.
13719 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
13720 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
13721 * tree-sra.c (generate_element_zero): Likewise.
13722 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
13723 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
13724 add_old_iv_candidates, add_iv_candidates): Likewise.
13725 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
13727 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13729 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
13730 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
13731 c_expand_expr, boolean_increment, nonnull_check_p,
13732 check_function_arguments_recurse, fold_offsetof_1): Likewise.
13733 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
13734 builtin_define_type_max): Likewise.
13735 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
13736 implicit_decl_warning, builtin_function, build_compound_literal,
13737 complete_array_type, grokdeclarator, get_parm_info,
13738 start_function, store_parm_decls_oldstyle,
13739 c_write_global_declarations): Likewise.
13740 * c-format.c (get_constant, decode_format_attr,
13741 maybe_read_dollar_number, get_flag_spec, check_format_arg,
13742 check_format_types, format_type_warning,
13743 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
13744 init_dynamic_diag_info, handle_format_attribute): Likewise.
13745 * c-gimplify.c (push_context, pop_context, finish_bc_block):
13746 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
13747 * c-objc-common.c (c_tree_printer): Likewise.
13748 * c-pch.c (pch_init): Likewise.
13749 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
13750 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
13751 * c-typeck.c (c_incomplete_type_error, composite_type,
13752 common_pointer_type, common_type, same_translation_unit_p,
13753 tagged_types_tu_compatible_p, finish_init, pop_init_level,
13754 set_designator, set_nonincremental_init_from_string,
13755 process_init_element, c_finish_if_stmt): Likewise.
13756 * caller-save.c (init_caller_save, save_call_clobbered_regs,
13757 insert_restore, insert_save, insert_one_insn): Likewise.
13758 * calls.c (emit_call_1, compute_argument_block_size,
13759 precompute_arguments, expand_call, emit_library_call_value_1,
13760 store_one_arg): Likewise.
13762 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13764 * configure.ac (enable-checking): Add release option. Reorganize
13765 to avoid repetition.
13766 * configure: Rebuilt.
13767 * doc/install.texi (enable-checking): Amend documentation.
13769 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
13772 * Makefile.in (specs.ready): Depend on cc1$(exeext).
13774 2004-09-06 James E Wilson <wilson@specifixinc.com>
13776 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
13777 movdf_hardfloat_32bit): Split fG into two alternatives.
13778 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
13780 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
13782 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
13784 * final.c (output_in_slot): Delete.
13785 (final_scan_insn): Revert 2004-09-03 change.
13786 (output_asm_insn): Likewise.
13787 * config/sparc/sparc.c (output_return): Likewise.
13788 (output_sibcall): Likewise.
13790 2004-09-06 Jan Hubicka <jh@suse.cz>
13792 * loop.c (loop_dump_aux): Do not print RTL when not available.
13793 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
13794 frontend specific type nodes.
13795 (produce_memory_decl_rtl): Break out from ...
13796 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
13797 (get_computation_at): Avoid random tree sharing.
13798 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
13800 2004-09-06 Zack Weinberg <zack@codesourcery.com>
13802 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
13803 unnecessary commands.
13805 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
13807 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
13808 (bitmap.o): Likewise.
13810 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
13812 Unify the management of RTL and tree-level dump files.
13814 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
13815 Don't print function name to the dump file, the pass manager
13816 would do this for us. Add code from the top of
13817 rest_of_compilation, up to the initial RTL dump.
13818 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
13819 close the DFI_sibling dump file.
13820 (rest_of_compilation): Don't do that here. Remove code up to the
13822 (init_optimization_passes): Remove.
13823 (pass_rest_of_compilation): Change pass name to NULL.
13824 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
13825 Do not call init_optimization_passes.
13826 * toplev.h (init_optimization_passes): Remove.
13828 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13829 finish_graph_dump_file): Remove SUFFIX parameter.
13830 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
13831 finish_graph_dump_file): Likewise.
13833 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
13834 * cfgexpand.c (pass_expand): Adjust.
13835 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
13836 * passes.c (pass_rest_of_compilation): Adjust.
13837 * predict.c (pass_profile): Adjust.
13838 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
13839 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
13840 pass_split_crit_edges, pass_warn_function_return): Adjust.
13841 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
13842 * tree-dfa.c (pass_referenced_vars): Adjust.
13843 * tree-eh.c (pass_lower_eh): Adjust.
13844 * tree-if-conv.c (pass_build_ssa): Adjust.
13845 * tree-into-ssa.c (pass_build_ssa): Adjust.
13846 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
13847 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
13848 * tree-nrv.c (pass_nrv): Adjust.
13849 * tree-optimize.c (pass_gimple, pass_all_optimizations,
13850 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
13851 pass_init_datastructures): Adjust.
13852 * tree-outof-ssa.c (pass_del_ssa): Adjust.
13853 * tree-profile.c (pass_tree_profile): Adjust.
13854 * tree-sra.c (pass_sra): Adjust.
13855 * tree-ssa-alias.c (pass_may_alias): Adjust.
13856 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
13857 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
13858 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
13859 * tree-ssa-dom.c (pass_dominator): Adjust.
13860 * tree-ssa-dse.c (pass_dse): Adjust.
13861 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
13862 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
13863 * tree-ssa-loop-ch.c (pass_ch): Adjust.
13864 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
13865 pass_loop_done, pass_complete_unroll, pass_iv_canon,
13866 pass_iv_optimize, pass_vectorize): Adjust.
13867 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
13868 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
13869 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
13870 pass_late_warn_uninnitialized): Adjust.
13871 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
13873 * Makefile.in (tree-dump.o): Add new dependencies.
13874 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
13875 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
13877 * toplev.c (dump_file_name): New.
13878 * tree-dump.c (dump_enable_all): Add LETTER parameter.
13879 (struct dump_file_info): Add NUM and LETTER fields.
13880 (dump_files): Adjust and add RTL dump files.
13881 (dump_register): Add NUM and LETTER fields.
13882 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
13883 (dump_begin): Use get_dump_file_name.
13884 (dump_switch_p_1): Adjust call to dump_enable_all.
13885 * tree-dump.h (dump_register): Adjust prototype.
13886 * tree-optimize.c (register_one_dump_file): Take dump file index.
13887 Support flags for RTL dumps.
13888 (register_dump_files): Fill in NUM field of struct dump_file_info.
13889 Track properties both when the gate is executed and when it is not.
13890 (execute_todo): Dump RTL. Add PROPERTIES parameter.
13891 (execute_one_pass): Pass properties to execute_todo. Handle VCG
13893 * tree-pass.h (dump_file_name): New.
13894 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
13897 * Makefile.in (passes.o): Add new dependencies.
13898 * passes.c (struct dump_file_info, enum dump_file_index,
13899 dump_file_tbl, init_optimization_passes): Remove.
13900 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
13901 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
13903 (finish_optimization_passes): Update finish_graph_dump_file loop.
13904 (enable_rtl_dump_file): Remove.
13905 * tree-dump.c (dump_files): Adjust and add RTL dump files.
13906 (enable_rtl_dump_file): Add here.
13907 * tree.h (enum tree_dump_index): Add RTL dump file indices.
13908 * doc/invoke.texi (Debugging options): Document new RTL debugging
13911 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
13913 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
13914 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
13915 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
13916 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
13917 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
13918 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
13919 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
13920 vec.h: Fix comment formatting.
13922 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
13924 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
13925 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
13926 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
13927 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
13928 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
13929 tree-ssa-loop-niter.c, tree-ssa-operands.c,
13930 tree-ssa-operands.h, tree-ssa-propagate.c,
13931 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
13932 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
13934 2004-09-05 Diego Novillo <dnovillo@redhat.com>
13936 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
13937 vectorizer is enabled.
13939 2004-09-05 Andreas Jaeger <aj@suse.de>
13941 * tree-if-conv.c: Spell check comments and clean up whitespace.
13943 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13945 * tree-ssa-loop-ivopts.c: New file.
13946 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
13947 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
13948 target_pres_cost, target_spill_cost): Declare.
13949 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
13950 spill_cost): Renamed to ...
13951 (target_avail_regs, target_res_regs, target_small_cost,
13952 target_pres_cost, target_spill_cost): ... and exported.
13953 (init_set_costs, global_cost_for_size): Work with renamed variables.
13954 * common.opt (flag_ivopts): New flag.
13955 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
13957 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
13958 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
13959 generating SSA form.
13960 (force_gimple_operand): New function.
13961 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
13962 * tree-cfg.c (stmt_bsi): New function.
13963 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
13964 PARAM_IV_MAX_CONSIDERED_USES): New.
13965 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
13966 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
13967 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
13968 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
13969 * tree-nested.c (build_addr): Export.
13970 * tree-optimize.c (init_tree_optimization_passes): Add
13972 * tree-pass.h (pass_iv_optimize): Declare.
13973 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
13975 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
13976 as a phi node argument.
13977 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
13978 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
13980 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
13981 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
13982 pass_iv_optimize): New pass.
13983 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
13984 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
13985 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
13986 * tree.h (REF_ORIGINAL): New macro.
13987 (build_int_cst_type, unsigned_type_for, zero_p,
13988 cst_and_fits_in_hwi, build_addr): Declare.
13989 * doc/invoke.texi (-fivopts): Document.
13990 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
13991 PARAM_IV_MAX_CONSIDERED_USES): Document.
13992 * doc/passes.texi: Document induction variable optimizations pass.
13994 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13996 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
13997 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
13998 * c-common.c (c_common_attribute_table): Accept parameters to
13999 sentinel attribute.
14000 (check_function_sentinel, handle_sentinel_attribute): Likewise.
14001 * doc/extend.texi: Update accordingly.
14003 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14005 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
14007 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
14009 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
14011 (c_common_attribute_table): Add `sentinel' attribute.
14012 (check_function_arguments): Handle `sentinel' attribute.
14013 * doc/extend.texi: Document `sentinel' attribute.
14015 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
14017 * configure: Regenerated.
14019 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14021 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
14023 * tree.c (save_expr): No longer TREE_READONLY.
14025 2004-09-04 Jan Hubicka <jh@suse.cz>
14027 * passes.c (rest_of_clean_state): Fix merge conflict made during
14028 commiting the patch.
14030 2004-09-04 Jan Hubicka <jh@suse.cz>
14032 * passes.c (rest_of_clean_state): Decompose the instruction stream.
14034 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14036 * doc/md.texi (shift patterns): New anchor. Add reference to
14037 TARGET_SHIFT_TRUNCATION_MASK.
14038 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
14039 * target.h (shift_truncation_mask): New target hook.
14040 * targhook.h (default_shift_truncation_mask): Declare.
14041 * targhook.c (default_shift_truncation_mask): Define.
14042 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
14043 (TARGET_INITIALIZER): Include it.
14044 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
14045 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
14046 reject all out-of-range values. Fix sign-extension code for modes
14047 whose width is smaller than HOST_BITS_PER_WIDE_INT.
14048 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
14049 (expand_superword_shift, expand_subword_shift): Likewise.
14050 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
14051 (expand_binop): Use them to implement double-word shifts.
14052 * config/arm/arm.c (arm_shift_truncation_mask): New function.
14053 (TARGET_SHIFT_TRUNCATION_MASK): Define.
14055 2004-09-04 Jan Hubicka <jh@suse.cz>
14057 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
14058 (mix): New macro copied from hashtab.c
14059 (iterative_hash_hashval_t, iterative_hash_pointer,
14060 iterative_hash_host_wide_int): New functions based on hashtab.c
14063 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14065 * config/mips/mips.md (mask): New mode attribute.
14066 (zero_extendsidi2): Add memory alternative.
14067 (*zero_extendsidi2_mem): Delete.
14068 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
14069 memory_operand in the TARGET_MIPS16 check.
14070 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
14071 Redefine using :GPR and :SHORT.
14072 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
14074 2004-09-04 Uros Bizjak <uros@kss-loka.si>
14076 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
14078 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
14079 expand_builtin_mathfn.
14080 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
14081 btrunc?f patterns for btrunc_optab. Implement rint_optab using
14083 * optabs.c (init_optabs): Initialize rint_optab.
14084 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
14086 (btrunc_optab): Rename macro from trunc_optab.
14087 (rint_optab): Define corresponding macro.
14089 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
14090 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
14092 * config/i386/i386-protos.h (emit_i387_cw_initialization):
14093 Change prototype. Add new int parameter.
14094 * config/i386/i386.c (emit_i387_cw_initialization):
14095 Handle new rounding modes.
14097 * config/i386/i386.h (enum fp_cw_mode): Delete.
14098 (MODE_NEEDED): Handle new rounding modes.
14099 (EMIT_MODE_SET): Change condition to handle new rounding modes.
14101 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
14102 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
14103 represent different rounding modes of frndint insn.
14104 (type): Add frndint type.
14105 (i387, length, memory): Handle this type.
14106 (i387_cw): New attribute definition.
14107 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
14108 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
14109 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
14110 Add "i387_cw" attribute defined to "trunc".
14111 (x86_fnstcw_1): Remove comment.
14112 (*frndintxf2): Rename insn definition to frndintxf2. Move
14113 insn definition near rint?f2 expanders.
14114 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
14115 rintf and rintl built-ins as inline x87 intrinsics.
14116 (frndintxf2_floor): New pattern to implement floor rounding
14117 mode with frndint x87 instruction.
14118 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
14119 floorf and floorl built-ins as inline x87 intrinsics.
14120 (frndintxf2_ceil): New pattern to implement ceil rounding
14121 mode with frndint x87 instruction.
14122 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
14123 ceilf and ceill built-ins as inline x87 intrinsics.
14124 (frndintxf2_trunc): New pattern to implement trunc rounding
14125 mode with frndint x87 instruction.
14126 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
14127 truncf and truncl built-ins as inline x87 intrinsics.
14128 (frndintxf2_mask_pm): New pattern to implement rounding
14129 mode with exceptions with frndint x87 instruction.
14130 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
14131 implement nearbyint, nearbyintf and nearbyintl built-ins as
14132 inline x87 intrinsics.
14134 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14136 * config/mips/mips.md (SHORT): New mode macro.
14137 (size): New mode attribute.
14138 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
14139 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
14140 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
14142 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
14143 *extend[qh]isi2_hw patterns and extending them to di.
14144 (extendqihi2): Implement as define_insn_and_split that produces
14145 extendqisi2 after reload.
14147 2004-09-03 Devang Patel <dpatel@apple.com>
14149 * Makefile.in (OBJS-common): Add tree-if-conv.o
14150 (tree-if-conv.o): New rule.
14151 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
14152 (get_loop_body_in_bfs_order): New.
14153 * cfgloop.h (get_loop_body_in_bfs_order): New.
14154 * tree-flow.h (enum move_pos): Move here from ..
14155 * tree-ssa-loop-im.c (enum move_pos): here.
14156 (movement_possibility): Make externally visible.
14157 * tree-optimize.c (init_tree_optimization_passes): New entry for
14158 if conversion pass.
14159 * tree-pass.h (pass_if_conversion): New.
14160 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
14161 * tree-if-conv.c: New file.
14162 * doc/passes.texi: Document tree if-conversion pass.
14163 * doc/tree-ssa.texi: Same.
14165 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14168 Makefile.in (LIB2ADDEHSTATIC): New.
14169 (LIB2ADDEHSHARED): New.
14171 (LIBUNWINDDEP): New.
14172 (SHLIBUNWIND_LINK): New.
14173 (SHLIBUNWIND_INSTALL): New.
14174 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
14175 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
14176 (clean): Remove libunwind*
14177 (stage1-start): Remove and copy stage1/libunwind*.
14178 (stage2-start): Remove and copy stage2/libunwind*.
14179 (stage3-start): Remove and copy stage3/libunwind*.
14180 (stage4-start): Remove and copy stage4/libunwind*.
14181 (stageprofile-start): Remove and copy stageprofile/libunwind*.
14182 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
14184 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
14185 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
14186 tmake_file if --with-system-libunwind isn't used.
14188 * config/ia64/t-glibc-libunwind: New file.
14189 * config/t-libunwind-elf: Likewise.
14190 * unwind-compat.c: Likewise.
14191 * unwind-compat.h: Likewise.
14192 * unwind-dw2-fde-compat.c: Likewise.
14194 * config/ia64/t-glibc (LIB2ADDEH): Updated.
14195 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14197 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
14199 * unwind-dw2-fde-glibc.c: Likewise.
14200 * unwind-dw2.c: Likewise.
14202 * config/t-libunwind (LIB2ADDEH): Updated.
14203 (LIB2ADDEHSTATIC): New.
14204 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14205 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
14207 * configure.ac: Change --enable-libunwind-exceptions to
14208 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
14209 * configure: Regenerated.
14210 * config.in: Updated.
14212 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
14213 above and mention --with-system-libunwind.
14214 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
14215 removed in gcc 3.4.3 and later.
14217 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
14218 USE_LIBUNWIND_EXCEPTIONS is defined.
14220 * mklibgcc.in: Support libunwind.
14222 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14224 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
14227 2004-09-03 Richard Henderson <rth@redhat.com>
14230 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
14231 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
14232 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
14233 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
14234 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
14235 resize_stack_vars_conflict, add_stack_var_conflict,
14236 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
14237 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
14238 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
14239 expand_one_static_var, expand_one_hard_reg_var,
14240 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
14241 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
14242 (expand_used_vars): Rewrite.
14243 * Makefile.in (cfgexpand.o): Update dependencies.
14245 2004-09-04 Jan Hubicka <jh@suse.cz>
14247 * cfg.c (free_edge): Use ggc_free.
14248 (expunge_block): Use ggc_free.
14249 * passes.c (rest_of_clean_state): Free after compilation.
14250 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
14251 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
14253 2004-09-03 James E Wilson <wilson@specifixinc.com>
14255 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
14256 DECL_EXTERNAL check.
14258 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14260 * final.c (output_in_slot): New global variable.
14261 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
14262 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
14263 'output_in_slot' before invoking output_asm_insn.
14264 (output_asm_insn): Add a space after the tab if 'output_in_slot'
14266 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
14268 (output_sibcall): Likewise.
14270 2004-09-03 Jan Hubicka <jh@suse.cz>
14272 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
14273 * tree-ssanames (init_ssanames): Likewise.
14275 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14277 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
14278 objc_declare_protocols, objc_start_protocol,
14279 objc_start_class_interface, objc_start_category_interface,
14280 objc_continue_interface, objc_finish_interface,
14281 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
14282 objc_start_class_implementation, objc_start_category_implementation,
14283 objc_continue_implementation, objc_finish_implementation,
14284 objc_add_method_declaration, objc_start_method_definition,
14285 objc_finish_method_definition, objc_build_keyword_decl,
14286 objc_build_method_signature, objc_build_encode_expr,
14287 objc_build_protocol_expr, objc_build_selector_expr,
14288 objc_build_message_expr, objc_build_string_object,
14289 objc_get_class_reference, objc_get_protocol_qualified_type,
14290 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
14292 2004-09-03 James E Wilson <wilson@specifixinc.com>
14294 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
14296 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
14297 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
14298 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
14299 (mips_recip1_<fmt>): Use frdiv1 type.
14300 (mips_recip2_<fmt>): Use frdiv2 type.
14301 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
14302 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
14304 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
14306 2004-09-03 Daniel Jacobowitz <dan@debian.org>
14308 * reload.c (find_reloads): Swap operand_loc pointers for
14309 find_dummy_reload if we have swapped two operands.
14311 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
14313 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
14314 to get the tablejump-insn before the jump-table label.
14316 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14318 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
14319 objc_declare_protocols, objc_build_message_expr,
14320 objc_finish_message_expr, objc_build_selector_expr,
14321 objc_build_protocol_expr, objc_build_encode_expr,
14322 objc_build_string_object, objc_get_protocol_qualified_type,
14323 objc_get_class_reference, objc_get_class_ivars,
14324 objc_start_class_interface, objc_start_category_interface,
14325 objc_start_protocol, objc_continue_interface, objc_finish_interface,
14326 objc_start_class_implementation, objc_start_category_implementation,
14327 objc_continue_implementation, objc_finish_implementation,
14328 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
14329 objc_add_method_declaration, objc_start_method_definition,
14330 objc_finish_method_definition, objc_add_instance_variable,
14331 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
14332 objc_finish_try_stmt, objc_begin_catch_clause,
14333 objc_finish_catch_clause, objc_build_finally_clause,
14334 objc_build_synchronized, objc_static_init_needed_p,
14335 objc_generate_static_init_call): New prototypes.
14337 2004-09-03 Steve Ellcey <sje@cup.hp.com>
14339 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
14341 (ia64_function_value): Ditto.
14343 2004-09-03 Jan Beulich <jbeulich@novell.com>
14345 * config.gcc: Resurrect NetWare as a target. Handle special case of
14346 Novell linker to be used (specified through --with-ld=) and threading
14347 model of either Posix (default) or NKS.
14348 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
14349 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
14350 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
14351 * config/i386/netware.c, config/i386/netware.h: New.
14352 * config/i386/nwld.c, config/i386/nwld.h: New.
14353 * config/i386/netware-crt0.c: New.
14354 * config/i386/netware-libgcc.c: New.
14355 * config/i386/netware-libgcc.def: New.
14356 * config/i386/netware-libgcc.exp: New.
14357 * config/i386/t-netware, config/i386/t-nwld: New.
14359 * doc/install.texi: Document NKS threading model.
14361 2004-09-03 Jan Beulich <jbeulich@novell.com>
14364 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
14365 * tree.h (initial_max_fld_align): Declare
14366 * stor-layout.c (initial_max_fld_align): Define and initialize.
14367 (maximum_field_alignment): Initialize to the same value.
14368 * common.opt: Add -fpack-struct= variant of switch.
14369 * opts.c: Handle -fpack-struct= variant of switch.
14370 * c-pragma.c: Change #pragma pack() handling so that it becomes
14371 compatible to other compilers: accept individual 'push' argument,
14372 make final pop restore (command line) default, correct interaction
14373 of push/pop and sole specification of a new alignment (so that the
14374 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
14375 to #pragma pack(push, <n>).
14376 * doc/extend.texi: New node "Structure-Packing Pragmas" under
14377 "Pragmas", describing #pragma pack.
14378 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
14379 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
14380 Document new TARGET_DEFAULT_PACK_STRUCT.
14382 2004-09-03 Devang Patel <dpatel@apple.com>
14384 * dwarf2out.c (gen_field_die). Equate decl number to die.
14386 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
14389 * global.c (modify_reg_pav): New function.
14390 (make_accurate_live_analysis): Call the new function. Move pavin
14391 modification by earlyclobber set into the new function.
14393 2004-09-03 Andreas Schwab <schwab@suse.de>
14395 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
14396 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
14399 2004-09-02 Jan Beulich <jbeulich@novell.com>
14401 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
14402 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
14403 not unwind code specific ones.
14404 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
14405 Remove unwind code specific dependencies.
14406 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
14407 Remove gbl-ctors.h.
14408 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
14409 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
14410 * tsystem.h: Declare memcpy and memset when inhibit_libc.
14412 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14414 * combine.c (try_combine): Delay modifying of insns which cannot
14417 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
14419 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
14421 * gcc/tree-ssa-loop.c: Ditto
14422 * gcc/tree-ssa-loop-ivcanon.c: Ditto
14423 * gcc/doc/invoke.texi: Ditto.
14425 2004-09-02 Ziemowit Laski <zlaski@apple.com>
14427 * c-decl.c (store_parm_decls_newstyle): Make static.
14428 (store_parm_decls_from): New function.
14429 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
14430 (store_parm_decls_from): New prototype.
14432 2004-09-02 David Edelsohn <edelsohn@gnu.org>
14434 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
14435 HImode with STRICT_ALIGNMENT.
14437 2004-09-02 Mark Mitchell <mark@codesourcery.com>
14439 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
14440 (TARGET_OS_CPP_BUILTINS): Likewise.
14441 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
14442 TARGET_BPABI_CPP_BUILTINS.
14444 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14446 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
14448 2004-09-02 Eric Christopher <echristo@redhat.com>
14450 * builtins.c (expand_builtin_cabs): Delete.
14451 (expand_builtin): If unable to fold the values do a normal
14452 library call for builtin_cab*.
14453 (fold_builtin_cabs): Depend on optimize and optimize_size.
14454 * optabs.c (expand_cmplxdiv_straight): Delete.
14455 (expand_cmplxdiv_wide): Ditto.
14456 (expand_vector_binop): Ditto.
14457 (expand_vector_unop): Ditto.
14458 (expand_complex_abs): Delete.
14459 (expand_binop): Remove calls to above functions.
14460 Remove open coding of complex arithmetic.
14461 (expand_unop): Ditto.
14462 * optabs.h: Remove prototypes.
14464 2004-09-02 Ziemowit Laski <zlaski@apple.com>
14466 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
14467 * c-tree.h (store_parm_decls_newstyle): New prototype.
14469 2004-09-02 Geoffrey Keating <geoffk@apple.com>
14471 * config/rs6000/rs6000.c (expand_block_clear): Use vector
14472 instructions if available.
14473 (expand_block_move): Likewise.
14475 2004-09-03 Jan Hubicka <jh@suse.cz>
14477 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
14479 2004-09-02 Mark Mitchell <mark@codesourcery.com>
14481 * config/arm/symbian.h (LIB_SPEC): Define to empty.
14482 * config/arm/t-symbian (SHLIB_LC): Likewise.
14484 2004-09-02 Paul Brook <paul@codesourcery.com>
14486 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
14488 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14490 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
14491 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
14492 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
14493 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
14494 (mips_issue_rate): Remove unreachable abort.
14495 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14496 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
14497 (mips_block_move_straight, print_operand_address, mips_file_start)
14498 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
14499 (mips_output_conditional_branch, mips_expand_builtin_direct)
14500 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
14501 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
14504 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14506 * config/mips/mips.md (*lea_high64): Change split condition to
14507 flow2_completed. Add a peephole2 to generate a more parallel version.
14509 2004-09-02 Jan Hubicka <jh@suse.cz>
14511 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
14514 * ggc-page.c: include tree-flow.h.
14515 (extra_order_size_table): Add stmt_ann_d.
14516 (STAT_LABEL): Rename from ....
14517 (LABEL): ... this one.
14518 * Makefile.in (ggc-page.o): Add dependency.
14520 * ggc-common.c (ggc_force_collect): New global variable.
14521 (loc_description): Add fields "freed", "collected"
14522 (ptr_hash): New static hash
14523 (ptr_hash_entry): New structure.
14524 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
14525 (ggc_record_overhead): Take ptr argument, record it
14526 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
14527 (cmp_statistics): Imrove sorting.
14528 (dump_ggc_loc_statistics): Output newly collected statistics
14529 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
14530 (ggc_free): Call ggc_free_overhead.
14531 (ggc_collect): Force collection when asked to be forced.
14532 (ggc_collect): Call ggc_prune_overhead_list.
14533 * ggc.h (ggc_force_collect): Declare
14534 (ggc_record_overhead): Update prototype.
14535 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
14537 2004-09-02 James E Wilson <wilson@specifixinc.com>
14539 * common.opt (ftrapping-math): Default to on.
14541 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
14543 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
14545 2004-09-02 Denis Chertykov <denisc@overta.ru>
14548 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
14550 (*movmemqi_insn): Likewise.
14551 (*movmemhi): Likewise.
14552 (clrmemhi): Likewise.
14553 (*clrmemqi): Likewise.
14554 (*clrmemhi): Likewise.
14556 2004-09-02 Paul Brook <paul@codesourcery.com>
14558 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
14559 default_use_cxa_atexit=yes.
14561 2004-09-02 Alan Modra <amodra@bigpond.net.au>
14563 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
14564 (struct kernel_old_ucontext): Delete.
14565 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
14566 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
14569 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14571 * toplev.c (process_options): Fix typo.
14573 2004-09-01 Richard Henderson <rth@redhat.com>
14575 PR middle-end/17258
14576 * calls.c (initialize_argument_information): Tighten pass-through
14577 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
14578 Use build_fold_addr_expr.
14579 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
14580 that assumes ADDR_EXPR allocates stack space.
14581 * fold-const.c (build_fold_addr_expr_with_type): Look through
14584 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
14586 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
14587 * ggc.h (ggc_alloc_rtx): Delete.
14589 2004-09-01 Roger Sayle <roger@eyesopen.com>
14591 * expmed.c (enum alg_code): Remove long unused enumeration values.
14592 (struct mult_cost): New structure to hold the "score" of a synthetic
14593 multiply sequence, including both a rtx_cost and a latency field.
14594 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
14595 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
14596 (struct algorithm): Change type of cost field to be mult_cost.
14597 (synth_mult): Change type of cost_limit argument to be a
14598 pointer to a mult_cost. Update all cost comparisons to use the
14599 new mult_cost infrastructure. For alg_add_factor and
14600 alg_sub_factor operations, latency is lower than the rtx_cost.
14601 (choose_mult_variant): Update calls to synth_mult. Perform
14602 cost comparisons using the new mult_cost infrastructure.
14603 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
14604 to optain the total rtx_cost of a synth_mult "algorithm".
14606 2004-09-01 David Edelsohn <edelsohn@gnu.org>
14608 * config/rs6000/power4.md: Increase store latency to 12.
14609 * config/rs6000/power5.md: Same.
14611 2004-09-01 James E Wilson <wilson@specifixinc.com>
14614 * config/avr/avr.c (avr_unique_section): Delete prototype and
14616 (TARGET_ASM_UNIQUE_SECTION): Delete.
14618 2004-09-01 Ziemowit Laski <zlaski@apple.com>
14620 * c-parse.in (primary): Call objc_build_message_expr(),
14621 objc_build_selector_expr(), objc_build_protocol_expr(),
14622 objc_build_encode_expr() and objc_build_string_object() instead of
14623 build_message_expr(), build_selector_expr(), build_protocol_expr(),
14624 build_encode_expr() and build_objc_string_object(), respectively.
14625 (component_decl_list2): Call objc_get_class_ivars() instead of
14626 get_class_ivars_from_name().
14627 (keyworddecl): Call objc_build_keyword_decl() instead of
14628 build_keyword_decl().
14629 (receiver): Call objc_get_class_reference() instead of
14630 get_class_reference().
14631 (reswords): Add blank line before @@ifobjc section, for clarity.
14633 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
14635 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
14638 2004-09-01 Wu Yongwei <adah@sh163.net>
14639 Danny Smith <dannysmith@users.sourceforge.net>
14641 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
14642 not Windows 'DWORD'.
14643 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
14644 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
14645 (__gthr_win32_recursive_mutex_init_function): Add prototype for
14646 __GTHREAD_HIDE_WIN32API case..
14647 (__gthr_win32_recursive_mutex_lock): Likewise.
14648 (__gthr_win32_recursive_mutex_trylock): Likewise.
14649 (__gthr_win32_recursive_mutex_unlock): Likewise.
14650 (__gthread_recursive_mutex_init_function); Add definition for
14651 __GTHREAD_HIDE_WIN32API case.
14652 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
14653 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
14654 call to InterlockedDecrement.
14656 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14658 * tree-tailcall.c (find_tail_calls): Also fail is statement has
14661 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
14663 * doc/c-tree.texi: Document new operands for ARRAY_REF and
14666 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14668 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
14669 * common.opt (fspeculative-prefetching): New.
14670 * flags.h (flag_speculative_prefetching_set): Declare.
14671 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
14673 * opts.c (flag_sepculative_prefetching_set): New variable.
14674 (common_handle_option): Handle -fspeculative-prefetching.
14675 * passes.c (rest_of_compilation): Ditto.
14676 * profile.c (instrument_values, compute_value_histograms, branch_prob):
14677 Use vectors instead of arrays.
14678 * toplev.c (process_options): Handle -fspeculative-prefetching.
14679 * rtl-profile.c: Include ggc.h.
14680 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
14681 rtl_gen_one_value_profiler_no_edge_manipulation,
14682 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
14684 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
14685 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
14687 * value-prof.c: Include ggc.h.
14688 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
14690 (insn_prefetch_values_to_profile, find_mem_reference_1,
14691 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
14692 speculative_prefetching_transform): New.
14693 (value_profile_transformations): Call speculative_prefetching_transform.
14694 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
14695 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
14696 tree_find_values_to_profile, find_values to profile): Use vectors
14698 (free_profiled_values): Removed.
14699 * value-prof.h (struct histogram_value): Renamed to
14700 struct histogram_value_t.
14701 (histogram_value, histogram_values): New types.
14702 (find_values_to_profile): Declaration changed.
14703 (free_profiled_values): Removed.
14704 (struct profile_hooks): Type of argument of the hooks changed to
14706 * doc/invoke.texi (-fspeculative-prefetching): Document.
14708 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14710 PR rtl-optimization/16408
14711 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
14713 2004-09-01 Richard Henderson <rth@redhat.com>
14715 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
14716 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
14718 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14720 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
14722 2004-09-01 Mike Stump <mrs@apple.com>
14724 * config/darwin.c (machopic_symbol_defined_p): In addition to
14725 being SYMBOL_REF_LOCAL_P, a symbol must also be
14726 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
14727 defined in this output file, or translation unit in the case
14728 of IMA not being used.
14729 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
14730 never need .indirect_symbol when indirecting.
14732 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14734 * Makefile.in (bb-reorder.o): Add several dependencies.
14736 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14738 * fold-const.c (operand_equal_p): Require equal sign also for
14739 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
14741 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14743 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
14744 for use in configargs.h. Put the cname in a separate variable. Use
14745 that to set target_cpu_default2.
14747 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
14748 Nick Clifton <nickc@redhat.com>
14750 * config/sh/sh.md ("length"): Increase branch length when
14751 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
14752 constant, 2 byte for aligning the constant.
14754 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14756 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
14758 (arm7tdmi-s): New CPU name.
14759 * arm/arm.c (ARM_CORE): Update for new format.
14760 * arm/arm.h (ARM_CORE): Likewise.
14761 * arm/gentune.sh: Update for extra field.
14762 * config.gcc: Likewise.
14763 * arm/arm-tune.md: Regenerate.
14764 * doc/invoke.texi: Document the real processor names for ARM cpus.
14766 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14768 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
14769 (floatdidf): New functions.
14770 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
14771 (floatdisf): New functions.
14772 * t-arm-elf: Use them.
14774 2004-09-01 Ziemowit Laski <zlaski@apple.com>
14776 * c-common.h (lookup_interface): Remove prototype.
14777 (is_class_name): Rename to objc_is_class_name.
14778 (lookup_objc_ivar): Rename to objc_lookup_ivar.
14779 (get_current_scope): Rename to objc_get_current_scope.
14780 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
14781 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
14782 (yylexname): Call objc_is_class_name() instead of is_class_name().
14783 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
14784 instead of lookup_objc_ivar().
14785 * stub-objc.c (lookup_interface): Remove stub.
14786 (is_class_name): Rename to objc_is_class_name.
14787 (lookup_objc_ivar): Rename to objc_lookup_ivar.
14789 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14791 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
14792 * config/arm/lib1funcs.asm: Do not include supplemental .S files
14793 when compiling for Symbian.
14794 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
14795 (TARGET_OS_CPP_BUILTINS): Likewise.
14796 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
14798 2004-08-31 Stan Shebs <shebs@apple.com>
14800 * toplev.c (process_options): Ensure debug_hooks is initialized.
14802 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14804 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
14805 * target.h (cxx): Add export_class_data.
14806 * config/arm/arm.c (arm_cxx_export_class_data): New function.
14807 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
14808 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
14810 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
14812 * config/sh/sh.c (output_branch): Check the insn length possibly
14813 in the delayed slot.
14815 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14817 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
14819 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
14821 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
14822 (c_sizeof_of_alignof_type): Likewise.
14823 * expr.c (array_ref_element_size): Likewise.
14824 (highest_pow2_factor_for_target): Likewise.
14825 * gimplify.c (canonicalize_addr_expr): Likewise.
14826 (gimplify_compound_lval): Likewise.
14827 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
14828 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14829 * varasm.c (assemble_variable): Likewise.
14830 (output_constant_def_contents): Alignments are unsigned.
14832 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14833 Jeff Law <law@redhat.com>
14835 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
14838 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14840 * hooks.c (hook_bool_void_true): New function.
14841 * hooks.h (hook_bool_void_true): Declare.
14842 * target-def.h (TARGET_CXX): Add
14843 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
14844 * target.h (struct cxx): Add key_method_may_be_inline.
14845 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
14847 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
14848 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
14851 2004-08-31 Denis Chertykov <denisc@overta.ru>
14854 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
14855 frame pointer register only in Pmode while reload in progress.
14857 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
14860 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
14861 because it breaks the 32-bit shift patterns that rely on a match_dup.
14863 2004-08-31 Matt Austern <austern@apple.com>
14865 * config/darwin.c (darwin_make_decl_one_only): Allocate section
14866 names once per compilation, instead of once per symbol.
14868 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
14870 * Makefile.in (build_subdir): New substitution.
14871 (fixinc.sh): Simplify heavily since fixincludes is already built.
14872 (stmp-fixinc): Depend on specs.ready.
14873 (install-mkheaders): Use new location of fixincludes.
14874 (clean): Do not descend into fixinc.
14875 (FORBUILD): Replace with ../$(build_subdir).
14876 * configure.ac (build_subdir): Substitute.
14877 (FORBUILD): Do not set.
14878 (all_outputs): Remove fixinc/Makefile.
14879 (default commands): Do not create links in fixinc.
14880 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
14881 the fixincludes configuration steps and substituting
14882 @FIXINCL@ in fixinc.in.
14883 * fixinc.in: New, from fixinc/fixincl.sh.
14885 * fixinc/*: Removed.
14887 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
14889 * attribs.c (strip_attrs): Remove.
14890 (split_specs_attrs): Move ...
14891 * c-decl.c: ... to here.
14892 * tree.h (split_specs_attrs, strip_attrs): Remove.
14893 * c-tree.h (split_specs_attrs): Declare.
14895 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
14897 * read-rtl.c: Disable RTL checking.
14898 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
14900 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
14902 * config/mips/mips.md (fcond): New code macro and attribute.
14903 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
14904 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
14905 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
14907 2004-08-30 Mark Mitchell <mark@codesourcery.com>
14910 2004-08-29 Mark Mitchell <mark@codesourcery.com>
14911 PR rtl-optimization/16590
14912 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
14914 2004-08-30 Andrew Pinski <apinski@apple.com>
14917 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
14918 * ChangeLog: Fix previous ChangeLog entry.
14921 * config.host (use_long_long_for_widest_fast_int): New, default is
14923 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
14924 * configure.ac: If use_long_long_for_widest_fast_int, then
14925 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
14926 * configure: Regenerate.
14927 * config.in: Regenerate.
14928 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
14929 New: widest integer type supported efficiently in hardware for the
14931 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
14932 HOST_BITS_PER_WIDEST_FAST_INT.
14933 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
14934 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
14935 HOST_WIDEST_FAST_INT
14936 instead of HOST_WIDE_INT.
14937 (HARD_REG_SET_LONGS): Likewise.
14938 (UHOST_BITS_PER_WIDE_INT): Likewise.
14939 Change the checks for the fast cases to be based on
14940 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
14942 2004-08-30 Steven Bosscher <stevenb@suse.de>
14944 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
14947 2004-08-30 Geoffrey Keating <geoffk@apple.com>
14953 * c-decl.c (grokdeclarator): Produce error for 'static' on local
14954 function declaration.
14956 2004-08-30 Richard Henderson <rth@redhat.com>
14958 * expr.c (array_ref_element_size): Force aligned_size back to
14960 (component_ref_field_offset): Similarly for aligned_offset.
14961 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
14962 low-bound, element-size, field-offset fields rather than
14965 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
14967 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
14970 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
14972 * c-tree.h (struct language_function): Add arg_info element.
14973 * c-decl.c (current_function_arg_info): New.
14974 (grokdeclarator, store_parm_decls): Use it instead of
14976 (c_push_function_context, c_pop_function_context): Save and
14979 2004-08-30 Richard Henderson <rth@redhat.com>
14981 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
14982 COMPONENT_REF to pointer arithmetic.
14983 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
14984 constant "c" as a valid constant initializer. Allow narrowing of
14985 differences against the same base object, for any base object.
14987 2004-08-30 Richard Henderson <rth@redhat.com>
14989 * expr.c (expand_expr_addr_expr): New.
14990 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
14992 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
14994 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
14995 (mips_fp_condition): New enum.
14996 (mips_fp_conditions): New array.
14997 (print_fcc_operand): Delete.
14998 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
14999 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
15000 (builtin_description): Add "cond" field.
15001 (DIRECT_BUILTIN): Initialize it.
15002 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
15003 into INSN and CODE. Initialize the "cond" field.
15004 (CMP_BUILTINS): Update accordingly.
15005 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
15006 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
15007 mips_fp_condition as argument. Make it the final operand of the
15008 comparison instruction.
15009 (mips_expand_builtin): Update accordingly.
15010 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
15011 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
15013 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
15014 Don't use the 'Q' operand prefix; just print the operand normally.
15015 (mips_cabs_*, mips_c_*): Delete, replacing with...
15016 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
15017 patterns. Split the 4s versions into 2 ps patterns after reload.
15019 2004-08-30 Richard Henderson <rth@redhat.com>
15021 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
15022 assuming an ADDR_EXPR is non-null.
15024 2004-08-30 Jason Merrill <jason@redhat.com>
15026 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
15028 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15030 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
15031 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
15032 gcc_assert and gcc_unreachable instead of abort.
15033 * alloc-pool.c (abort, fancy_abort): Remove.
15034 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
15035 gcc_assert or gcc_unreachable.
15036 * attribs.c (init_attributes, decl_attributes): Likewise.
15037 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
15038 mark_bb_for_unlikely_executed_section,
15039 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
15040 fix_crossing_unconditional_branches): Likewise.
15041 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
15042 bitmap_operation): Likewise.
15043 * bt-load.c (insn_sets_btr_p, augment_live_range,
15044 move_btr_def): Likewise.
15045 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
15046 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
15047 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
15048 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
15049 expand_builtin_memcmp, expand_builtin_args_info,
15050 std_gimplify_va_arg_expr, expand_builtin_unop,
15051 expand_builtin_fputs, expand_builtin_profile_func,
15052 expand_builtin_fork_or_exec, fold_builtin_bitop,
15053 fold_builtin_classify, fold_builtin_fputs): Likewise.
15055 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15057 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
15058 * gcov.c (abort): Remove undef.
15060 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
15061 (struct tree_binfo): Remove primary field.
15063 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15065 * fixinc/Makefile.in (machname.h): Remove.
15066 (fixincl.x): Do not pass $@ to genfixes.
15067 * fixinc/genfixes: Remove code to produce machname.h.
15068 * fixinc/fixincl.sh: Move it here instead.
15069 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
15070 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
15071 return a bool indicating whether pz_mn_name_pat is NULL.
15072 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
15073 Declare extern C variables for the ENV_TABLE.
15074 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
15075 instead use the result of mn_get_regexps.
15076 * fixinc/fixtests.c: Likewise.
15078 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15080 * configure.ac: Do not run fixincludes after stage1 during
15081 toplevel bootstrap.
15082 * configure: Regenerate.
15084 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15086 * sched-deps.c (get_condition): Partially revert previous, by never
15087 trying to extract the condition from a condjump.
15089 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15091 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
15092 (handle_visibility_attribute, c_determine_visibility): Likewise.
15093 * c-common.h (my_friendly_assert): Remove.
15095 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
15097 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
15098 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
15099 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
15100 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
15101 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
15103 2004-08-30 Diego Novillo <dnovillo@redhat.com>
15105 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
15106 in COMPONENT_REF nodes.
15108 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
15111 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
15112 global_dc->warning_as_error_requested.
15113 * diagnostic.c (diagnostic_initialize): Tidy.
15114 * diagnostic.h (diagnostic_context::x_data): Remove
15115 (diagnostic_context::issue_warnings_are_errors_message): Rename
15116 from warnings_are_errors_message.
15117 (diagnostic_context::warning_as_error_requested): New.
15119 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15121 * sched-deps.c (get_condition): Fix breakage in previous patch.
15123 2004-08-30 Paul Brook <paul@codesourcery.com>
15125 * doc/install.texi: Fix broken mpfr link.
15127 2004-08-29 David O'Brien <obrien@FreeBSD.org>
15129 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
15130 other FreeBSD platforms.
15132 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15134 * arm.h (REVERSE_CONDITION): Define.
15135 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
15137 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15139 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
15140 just the codes, call reversed_comparison_code ().
15141 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
15142 (not_reg_cond): Use reversed_comparison_code.
15143 (and_reg_cond): Likewise.
15144 * ifcvt.c (cond_exec_process_if_block): Likewise.
15145 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
15147 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15149 * sched-deps.c (get_condition): Rewrite using jump support functions.
15150 Use reversed_comparison_code.
15151 (conditions_mutex_p): Use reversed_comparison_code.
15153 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15155 * config/mips/mips.c (override_options): Disable hot/cold partitioning
15158 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15160 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
15161 (mips_function_type): Move to mips.c.
15162 * config/mips/mips.c (mips_builtin_type): New enum.
15163 (builtin_description): Replace code and ftype with builtin_type
15165 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
15166 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
15167 (CODE_FOR_mips_abs_ps): Define.
15168 (mips_bdesc): Use new macros.
15169 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
15170 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
15171 (mips_expand_builtin_direct): New function.
15172 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
15173 builtin. Replace boolean parameter with builtin_type.
15174 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
15175 (mips_expand_4s_compare_builtin): Delete, replacing with...
15176 (mips_expand_builtin_compare): ...this new function.
15178 2004-08-29 Mark Mitchell <mark@codesourcery.com>
15180 PR rtl-optimization/16590
15181 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
15183 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15185 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
15186 * tree-ssa-propagate.c: Fix documentation.
15188 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15190 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
15191 (mov[sd]fcc): Likewise.
15193 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15195 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
15197 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15199 * config/mips/mips.md (divide_condition): New mode attribute.
15200 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
15201 (sqrt[sd]f3): Redefine using SCALARF.
15202 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
15205 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15207 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
15208 (loadx, storex, fmt, UNITMODE): New mode attributes.
15209 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
15210 (mul[sd]f3): Redefine using :SCALARF.
15211 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
15212 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
15213 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
15214 Check TARGET_FUSED_MADD for V2SF too.
15215 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
15216 were already named.
15217 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
15218 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
15220 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15222 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
15223 V2SF_type_node if it will be needed.
15225 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15227 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
15228 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
15229 (mips_prepare_builtin_target): New function.
15230 (mips_expand_builtin): Use them. Update calls to subroutines.
15231 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
15232 cmp_choice with a boolean argument to select between movt and movf.
15233 Take the comparison's icode as an argument, not the function's fcode.
15234 (mips_expand_compare_builtin): New function. Rename existing function
15235 to mips_expand_scalar_compare_builtin.
15236 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
15237 (mips_expand_ps_compare_builtin): Use the new functions. Take the
15238 comparison's icode as an argument, not the builtin's fcode.
15240 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15242 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
15243 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
15244 registers are false and -1 if all registers are true.
15245 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
15246 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
15247 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
15248 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
15249 (bc1any2t, bc1any2f): Likewise CCV2.
15250 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
15252 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15254 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
15255 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
15256 UNSPEC rather than an IF_THEN_ELSE.
15257 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
15258 mips_cond_move_tf_ps by name.
15260 2004-08-29 Chao-ying Fu <fu@mips.com>
15261 James E Wilson <wilson@specifixinc.com>
15263 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
15264 8 byte size and alignment. Give CCV4 16 byte size and alignment.
15265 * config/mips/mips-ps-3d.md: New file.
15266 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
15267 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
15268 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
15269 (mips_output_move): Emit "mov.ps" for V2SFmode.
15270 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
15272 (override_options): Check if TARGET_MIPS3D and there was an explicit
15273 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
15274 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
15275 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
15276 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
15277 and allow CCV2 and CCV4 to occupy two and four CC registers.
15278 (print_fcc_operand): New function.
15279 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
15280 %Z to call print_fcc_operand.
15281 (mips_function_value): Handle MODE_VECTOR_FLOAT.
15282 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
15283 (mips_vector_mode_supported_p): New function.
15284 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
15285 (builtin_description): New struct.
15286 (mips_bdesc): New array of struct builtin_description.
15287 (mips_expand_builtin, mips_init_builtins,
15288 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
15289 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
15291 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
15292 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
15293 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
15294 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
15295 "-mips3d", and "-mno-mips3d".
15296 (ASM_SPEC): Map -mips3d to -mips3d in gas.
15297 (EXTRA_CONSTRAINT_Y): New macro.
15298 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
15299 multi-letter constraint 'Y'.
15300 (CONSTRAINT_LEN): New macro.
15301 (enum mips_builtins): New for MIPS builtin functions.
15302 (enum mips_function_type): New for the types of MIPS builtin functions.
15303 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
15304 * config/mips/mips.md: New constants for paired single and MIPS-3D
15305 instructions. Include the new mips-ps-3d.md file.
15306 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
15307 movv2sf_hardfloat_64bit): New named patterns.
15308 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
15309 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
15310 sdxc1_v2sf_di): New unnamed patterns.
15311 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
15312 const_vector support.
15313 (const_0_or_1_operand): New predicate.
15314 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
15316 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15318 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
15319 (tree-ssa-propagate.o): New rule.
15320 (GTFILES): Add tree-ssa-propagate.c.
15321 * tree-flow.h (struct stmt_ann_d): Remove field
15323 * tree-ssa-propagate.c: New file.
15324 * tree-ssa-propagate.h: New file.
15325 * tree-ssa-ccp.c: Re-write to use the routines from
15326 tree-ssa-propagate.c.
15328 2004-08-28 Andrew Pinski <apinski@apple.com>
15330 * tree-ssa-loop.c: Remove extra include of basic-block.h.
15332 2004-08-28 Ziemowit Laski <zlaski@apple.com>
15334 * c-common.h: Update comments about ObjC/ObjC++ entry points.
15335 (objc_is_reserved_word): New prototype.
15336 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
15337 separate section; these are call-backs.
15338 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
15339 ObjC/ObjC++ "@" keywords.
15340 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
15341 prototypes; they already live in c-common.h.
15342 * stub-objc.c: Update copyright notice.
15343 (objc_is_reserved_word): New stub.
15345 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
15347 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
15348 even when not checking.
15350 2004-08-27 Jason Merrill <jason@redhat.com>
15353 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
15354 (gimple_push_cleanup): Add eh_only parm.
15355 (gimplify_target_expr): Pass it.
15356 * c.opt (-fno-threadsafe-statics): New option.
15357 * c-opts.c (c_common_handle_option): Handle it.
15358 * c-common.h (flag_threadsafe_statics): Declare it.
15359 * c-common.c (flag_threadsafe_statics): Record it.
15360 * doc/invoke.texi: Document it.
15361 * tsystem.h (_GNU_SOURCE): Define.
15362 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
15363 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
15364 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
15365 (__gthread_recursive_mutex_init_function): New fn.
15366 (__gthread_recursive_mutex_lock): New fn.
15367 (__gthread_recursive_mutex_trylock): New fn.
15368 (__gthread_recursive_mutex_unlock): New fn.
15369 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
15370 * gthr-win32.h, gthr-vxworks.h: Likewise.
15371 * gthr.h: Document.
15373 2004-08-27 David Edelsohn <edelsohn@gnu.org>
15375 * config/rs6000/rs6000.c (rs6000_override_options): Increase
15376 maximum skip to 15. Set function alignment, jump alignment, and
15377 loop alignment to 16 for processors that form dispatch groups.
15378 (rs6000_rtx_costs): outer_code is used.
15380 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15382 * stor-layout.c (sizetype_set): Remove.
15383 (set_sizetype): Don't test or set it.
15385 * tree.h (size_int_type): Remove.
15386 * fold-const.c: Do not #include gt-fold-const.h.
15387 (size_htab_hash, size_htab_eq): Remove.
15388 (size_int_kind): Use build_int_cst.
15389 (new_const, size_htab): Remove.
15390 (size_int_type): Remove.
15391 (round_up): Use build_int_cst.
15392 (round_down): Likewise. Remove spurious constant build.
15394 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15396 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
15397 Add is_release variable, use it for --enable-werror and
15398 --enable-checking defaults.
15399 * system.h (gcc_assert, gcc_unreachable): New.
15400 * doc/install.texi (--enable-checking): Update.
15401 * configure, config.in: Rebuilt.
15403 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
15405 * rtl.h (read_rtx): Change prototype.
15406 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
15407 line number. Return true on success.
15408 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
15409 callers accordingly.
15411 2004-08-26 Richard Henderson <rth@redhat.com>
15413 * c-typeck.c (build_offsetof): Remove.
15414 * c-tree.h (build_offsetof): Remove.
15415 * c-common.c (fold_offsetof_1, fold_offsetof): New.
15416 * c-common.h (fold_offsetof): Declare.
15417 * c-parse.in (offsetof_base): New.
15418 (offsetof_member_designator): Use it. Build references, not just
15420 (primary): Use fold_offsetof, not build_offsetof.
15422 2004-08-26 Richard Henderson <rth@redhat.com>
15424 * tree.c (staticp): Return the static object.
15425 * tree.h (staticp): Update decl.
15426 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
15427 * langhooks.c (lhd_staticp): Return NULL_TREE.
15428 * langhooks-def.h (lhd_staticp): Update decl.
15429 * c-common.c (c_staticp): Return the static object.
15430 * c-common.h (c_staticp): Update decl.
15432 2004-08-26 Richard Henderson <rth@redhat.com>
15434 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
15437 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
15440 * c-decl.c (struct c_binding): Add type and inner_comp fields.
15441 (bind): Set type and inner_comp fields.
15442 (pop_scope): Restore type of decl to the correct type from an
15443 outer scope. Give error when popping file scope for incomplete
15444 arrays completed incompatibly with default initialization in an
15446 (diagnose_mismatched_decls): Handle externs with initializers at
15448 (pushdecl): Set type of external declaration at block scope based
15449 only on the visible declarations. Save type when changing the
15450 type of a declaration. Merge an external declaration at block
15451 scope with a visible static declaration at file scope.
15452 (implicitly_declare): Give recycled old declaration the new type
15453 except for incompatible declarations of built-in functions, saving
15456 2004-08-26 Ziemowit Laski <zlaski@apple.com>
15458 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
15460 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15462 * tree-alias-common.c (gate_pta): New function.
15463 (pass_build_pta): Use it.
15464 (pass_del_pta): Use it.
15465 (delete_alias_vars): Don't check flag_tree_points_to.
15467 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15469 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
15470 TFmode as additional register mode cloberred by call.
15472 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15474 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
15475 parallel pattern for library call returning DImode in
15478 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15480 * config/rs6000/rs6000.c (function_arg): Generate parallel
15481 pattern for more split args.
15483 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15485 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
15486 either gen_movdi_di_update or gen_movdi_si_update depending on
15488 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
15489 to generate two versions.
15491 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15493 * Makefile.in (lambda-code.o): New.
15494 (lambda-trans.o): Ditto.
15495 (TREE_DATA_REF_H): Ditto.
15497 (lambda-mat.o): Use LAMBDA_H.
15498 (tree-data-ref.o): Ditto.
15499 * lambda-code.c: New file. Lambda code generation algorithm.
15500 * lambda-trans.c: Ditto. Lambda transformation matrix support.
15501 * lambda.h: Add lambda loop structures.
15502 Add lambda loopnest structures.
15503 Add lambda body vector structure.
15504 Add lambda linear expression structures.
15505 Add prototypes for functions in new files.
15506 * lambda-mat.c: Include tree.h
15508 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15509 Sebastian Pop <pop@cri.ensmp.fr>
15511 * tree-data-ref.h: Include lambda.h
15512 (free_dependence_relation): Declared here.
15513 (free_dependence_relations): Ditto.
15514 (free_data_refs): Ditto.
15515 * tree-data-ref.c (free_dependence_relation): New function.
15516 (free_dependence_relations): Ditto.
15517 (free_data_refs): Ditot.
15518 (analyze_all_data_dependences): Free datarefs and dependence_relations.
15519 (build_classic_dist_vector): Store in the dependence_relations the
15520 information. Each arc in the dependence_relations graph is labelled
15521 with the distance and direction vectors.
15522 (build_classic_dir_vector): Ditto.
15523 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
15524 Now computes again the whole dependence graph including read-read
15526 (compute_data_dependences_for_loop): Now dependence_relations contains
15527 all the data, and thus it doesn't need to initialize the classic_dir
15528 and classic_dist vectors.
15529 (analyze_all_data_dependences): Adjusted for using the new interface of
15530 compute_data_dependences_for_loop. Remove the statistics dump.
15532 2004-08-26 Bob Wilson <bob.wilson@acm.org>
15534 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
15535 (xtensa_expand_block_move): Update comment.
15536 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
15538 2004-08026 Richard Earnshaw <rearnsha@arm.com>
15541 * toplev.c (crash_signal): If we crashed while emitting
15542 a user asm, then die more gracefully.
15544 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
15547 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
15548 checking for a valid constant, regardless of sign.
15550 2004-08-25 Richard Henderson <rth@redhat.com>
15553 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
15554 if the constant satisfies add_operand.
15556 2004-08-25 Richard Henderson <rth@redhat.com>
15559 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
15560 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
15561 unwind info for >16-bit frames.
15563 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
15566 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
15568 2004-08-25 Richard Henderson <rth@redhat.com>
15570 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
15571 (TARGET_CANNOT_FORCE_CONST_MEM): New.
15573 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
15575 * doc/tree-ssa.texi: Document new operand iterator.
15577 2004-08-26 Alan Modra <amodra@bigpond.net.au>
15580 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
15581 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
15584 2005-08-28 Paul Brook <paul@codesourcery.com>
15586 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
15587 -mfpu=vfp -march=armv5t
15588 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
15590 2004-08-25 Richard Henderson <rth@redhat.com>
15592 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
15593 * target.h (struct gcc_target): Add scalar_mode_supported_p.
15594 * targhooks.c (default_scalar_mode_supported_p): New.
15595 * targhooks.h (default_scalar_mode_supported_p): Declare.
15596 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
15598 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
15599 before attempting to create types. Tidy.
15600 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
15602 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
15603 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
15605 2004-08-25 Richard Henderson <rth@redhat.com>
15607 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15608 set REAL_MODE_FORMAT for TFmode.
15610 2004-08-25 Ziemowit Laski <zlaski@apple.com>
15612 * c-decl.c (grokparm): New function.
15613 * c-tree.h (grokparm): New prototype.
15615 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
15617 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
15618 iterator controlling structure.
15619 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
15620 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
15621 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
15623 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
15624 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
15625 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
15626 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
15627 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
15628 Empty operand pointers.
15629 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
15630 (op_iter_next_use): New. Return next use_operand_p.
15631 (op_iter_next_def): New. Return next def_operand_p.
15632 (op_iter_next_tree): New. Return next operands as a tree.
15633 (op_iter_init): New. Initialize an iterator structure.
15634 (op_iter_init_use): New. Initialize structure and get the first use.
15635 (op_iter_init_def): New. Initialize structure and get the first def.
15636 (op_iter_init_tree): New. Initialize structure and get the first tree.
15637 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
15638 (op_iter_init_maydef): New. Initialize structure and get the first
15639 V_MAY_DEF operands.
15640 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
15641 * tree-dfa.c (compute_immediate_uses_for_stmt,
15642 redirect_immediate_uses): Use new operand iterator.
15643 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
15644 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
15645 operands instead of using *_disappeared_p routines.
15646 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
15647 ssa_rewrite_stmt): Use new operand iterator.
15648 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
15649 rewrite_trees): Use new operand iterator.
15650 * tree-pretty-print.c (dump_vops): Use new operand iterator.
15651 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
15652 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
15653 dump_points_to_info): Use new operand iterator.
15654 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
15655 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
15657 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
15658 propagate_necessity): Use new operand iterator.
15659 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
15660 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
15661 a parameter instead of a stmt_ann_t.
15662 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
15663 build_tree_conflict_graph): Use new operand iterator.
15664 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
15665 rewrite_mem_refs): Use new operand iterator.
15666 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
15667 check_loop_closed_ssa_use): Use new operand iterator.
15668 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
15669 * tree-ssanames.c (release_defs): Use new operand iterator.
15670 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
15672 2004-08-25 Adam Nemet <anemet@lnxw.com>
15674 * tlink.c (initial_cwd): New variable.
15675 (tlink_init): Initialize it.
15676 (recompile_files): Use tlink_execute() instead of system(). Don't
15677 duplicate verbose output of collect_execute. Restore initial_cwd.
15678 Update comment before the function.
15680 2004-08-25 Ziemowit Laski <zlaski@apple.com>
15682 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
15683 accept) a cast from one Objective-C pointer type to another.
15685 2004-08-25 Paolo Carlini <pcarlini@suse.de>
15687 * doc/install.texi: Document that libstdc++-v3 requires
15688 now automake 1.9.1.
15690 2004-08-25 Caroline Tice <ctice@apple.com>
15692 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
15693 to comments at start of function.
15694 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
15696 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15697 merge_blocks_move_predecessor_nojumps,
15698 merge_blocks_move_successor_nojumps, merge_blocks_move,
15699 try_crossjump_to_edge, try_crossjump_bb): Likewise.
15700 * cfglayout.c (fixup_reorder_chain): Likewise.
15701 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15702 cfg_layout_can_merge_blocks_p): Likewise.
15703 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
15704 * passes.c (rest_of_compilation): Update comments for calling
15705 optimization that partitions hot/cold basic blocks.
15706 * doc/invoke.texi: Update documentation of
15707 freorder-blocks-and-partition flag.
15709 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
15711 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
15712 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
15714 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
15716 * config/mips/mips.md (any_shift): New code macro.
15717 (optab, insn): New code attributes.
15718 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
15719 Use the standard rather than internal patterns for the MIPS16
15720 double-shift optimization.
15721 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
15722 Redefine using :GPR and any_shift.
15723 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
15724 to cover all three shifts.
15725 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
15726 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
15727 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
15729 2004-08-24 Geoffrey Keating <geoffk@apple.com>
15731 * gimplify.c (lookup_tmp_var): Separate temporaries when not
15734 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15736 PR libstdc++/17005 (fix for HP-UX 11.11)
15737 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
15738 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
15739 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
15740 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
15741 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
15742 (LINK_SPEC): Handle march=1.0 option.
15743 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
15744 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
15745 (SUBTARGET_OPTIONS): New define.
15746 (LINK_SPEC): Handle march=1.0 option.
15747 (STARTFILE_SPEC): New define.
15748 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
15749 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
15750 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
15751 (SUBTARGET_OPTIONS): New define.
15752 (LINK_SPEC): Handle march=1.0 option.
15753 (STARTFILE_SPEC): New define.
15754 * config/pa/pa.c (override_options): Add code to process -munix= option.
15755 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
15756 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
15758 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
15759 (SUBTARGET_OPTIONS): Provide default define.
15760 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
15761 STANDARD_STARTFILE_PREFIX_2): New defines.
15762 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
15763 (ENDFILE_SPEC): Use %O.
15764 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
15765 Mention issue caused by changing namespace and runtime to UNIX 95/98.
15766 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
15767 Document -munix=std option.
15769 2004-08-25 Steven Bosscher <stevenb@suse.de>
15771 * cse.c (cse_around_loop, cse_check_loop_start,
15772 cse_set_around_loop): Remove.
15773 (cse_basic_block): Remove the around_loop argument.
15774 (cse_end_of_basic_block): Remove the after_loop argument.
15775 (cse_main): Likewise.
15776 * rtl.h (cse_main): Update prototype.
15777 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
15778 rest_of_handle_gcse): Update cse_main calls.
15780 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
15782 * tree.h (build_int_cst): New, sign extended constant.
15783 (build_int_cstu): New, zero extended constant.
15784 (build_int_cst_wide): Renamed from build_int_cst.
15785 * tree.c (build_int_cst, build_int_cstu): New.
15786 (build_int_cst_wide): Renamed from build_int_cst.
15787 (make_vector_type, build_common_tree_nodes,
15788 build_common_tree_nodes_2): Adjust build_int_cst calls.
15789 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
15790 expand_builtin_strpbrk, expand_builtin_fputs,
15791 build_string_literal, expand_builtin_printf,
15792 expand_builtin_sprintf, fold_builtin_classify_type,
15793 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
15794 fold_builtin_toascii, fold_builtin_isdigit,
15795 simplify_builtin_strstr, simplify_builtin_strpbrk,
15796 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
15797 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
15798 DEF_ATTR_INT): Likewise.
15799 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
15801 * c-lex.c (interpret_integer, lex_charconst): Likewise.
15802 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
15803 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15804 * c-typeck.c (really_start_incremental_init, push_init_level,
15805 set_nonincremental_init_from_string): Likewise.
15806 * calls.c (load_register_parameters): Likewise.
15807 convert.c (convert_to_pointer): Likewise.
15808 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
15809 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
15810 build_gcov_info): Likewise.
15811 * except.c (init_eh, assign_filter_values): Likewise.
15812 * expmed.c (store_fixed_bit_field, extract_bit_field,
15813 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
15814 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
15815 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
15816 * expr.c (convert_move, emit_group_load, emit_group_store,
15817 expand_assignment, store_constructor, store_field,
15818 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15819 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
15820 invert_truthvalue, optimize_bit_field_compare,
15821 decode_field_reference, all_ones_mask_p, constant_boolean_node,
15822 fold_div_compare, fold, fold_read_from_constant_string,
15823 fold_negate_const, fold_abs_const, fold_not_const, round_up,
15824 round_down): Likewise.
15825 * function.c (assign_parm_setup_block): Likewise.
15826 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
15828 * stor-layout.c (layout_type, initialize_sizetypes,
15829 set_min_and_max_values_for_integral_type): Likewise.
15830 * tree-chrec.c (chrec_fold_multiply_poly_poly,
15831 reset_evolution_in_loop): Likewise.
15832 * tree-chrec.h (build_polynomial_chrec): Likewise.
15833 * tree-complex.c (build_replicated_const): Likewise.
15834 * tree-eh.c (honor_protect_cleanup_actions,
15835 lower_try_finally_onedest, lower_try_finally_copy,
15836 lower_try_finally_switch): Likewise.
15837 * tree-mudflap.c (mf_build_string, mx_register_decls,
15838 mudflap_register_call, mudflap_enqueue_constant): Likewise.
15839 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
15840 * tree-pretty-print.c (dump_generic_node): Likewise.
15841 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
15843 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
15844 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15845 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
15847 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
15848 canonicalize_loop_induction_variables): Likewise.
15849 * tree-vectorizer.c (vect_create_index_for_array_ref,
15850 vect_transform_loop_bound, vect_compute_data_ref_alignment):
15853 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
15854 alpha_gimplify_va_arg_1): Likewise.
15855 * config/arm/arm.c (arm_get_cookie_size): Likewise.
15856 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
15857 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15858 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15859 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
15860 mips_gimplify_va_arg_expr): Likewise.
15861 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
15862 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
15863 add_compiler_branch_island): Likewise.
15864 * config/s390/s390.c (s390_va_start): Likewise.
15865 * config/sh/sh.c (sh_va_start): Likewise.
15866 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
15868 * config/xtensa/xtensa.c (xtensa_va_start,
15869 xtensa_gimplify_va_arg_expr): Likewise.
15871 * objc/objc-act.c (build_objc_string_object,
15872 build_objc_symtab_template, init_def_list, init_objc_symtab,
15873 init_module_descriptor, generate_static_references,
15874 build_selector_translation_table, get_proto_encoding,
15875 build_typed_selector_reference, build_selector_reference,
15876 build_next_objc_exception_stuff,
15877 build_method_prototype_list_template, generate_descriptor_table,
15878 generate_protocols, build_protocol_initializer,
15879 build_ivar_list_template, build_method_list_template,
15880 build_ivar_list_initializer, generate_ivars_list,
15881 generate_dispatch_table, generate_protocol_list,
15882 build_category_initializer, build_shared_structure_initializer,
15883 generate_shared_structures, handle_impent,
15884 generate_objc_image_info): Likewise.
15886 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
15888 * cfglayout.c (duplicate_insn_chain): Remove references to
15889 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
15890 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
15891 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
15892 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
15893 and NOTE_INSN_LOOP_CONT.
15894 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
15895 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
15896 and NOTE_INSN_LOOP_CONT.
15897 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
15898 check_dbra_loop, loop_dump_aux): Remove references to removed notes
15900 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
15901 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
15902 references to removed notes and fields.
15903 (subtract_reg_term, ujump_to_loop_cont): Remove.
15905 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
15907 * doc/install.texi: Document that libcpp does not require
15908 Automake any longer. Document that Automake 1.9.1 should
15911 2004-08-25 Zack Weinberg <zack@codesourcery.com>
15913 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
15914 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
15915 DWARF_DEBUGGING_INFO from choice-of-definition chain;
15916 restructure using C89 features (#elif, #error).
15917 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
15918 * config/sh/sh.h: Remove references to DWARF_DEBUG.
15919 * doc/invoke.texi: Remove references to DWARF version 1;
15920 clarify why -gdwarf-2<n> doesn't work.
15922 2004-08-25 Zack Weinberg <zack@codesourcery.com>
15924 * basic-block.h (BB_SET_PARTITION): Clear old value first.
15925 * cfg.c (clear_bb_flags): Don't clear partition setting.
15926 * ifcvt.c (find_if_case_1): Remove ??? comment.
15928 2004-08-25 Alan Modra <amodra@bigpond.net.au>
15931 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
15932 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
15933 current_function_stdarg in place of sysv_varargs_p.
15934 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
15937 2004-08-24 Richard Henderson <rth@redhat.com>
15940 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
15941 random codes within CONST.
15943 2004-08-24 James E Wilson <wilson@specifixinc.com>
15945 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
15946 -freorder-blocks-and-partition.
15948 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15950 PR middle-end/17044
15951 * tree-ssa-threadupdate.c (redirection_data): Make static.
15952 (thread_block): Use ggc_alloc_cleared to allocate struct
15953 redirection_data. Don't free elements in redirection_data.
15955 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15957 * config/mips/predicates.md (small_data_pattern): Match prefetches.
15959 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15961 PR tree-optimization/17016
15962 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15963 number_of_iterations_exit): Use POINTER_TYPE_P instead
15964 of testing for POINTER_TYPE.
15966 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15968 * tree-ssa-loop-ivcanon.c: New file.
15969 * tree-ssa-loop-manip.c (create_iv): New function.
15970 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
15971 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
15972 * cfgloop.c (mark_single_exit_loops): New function.
15973 (verify_loop_structure): Verify single-exit loops.
15974 * cfgloop.h (struct loop): Add single_exit field.
15975 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
15976 (mark_single_exit_loops): Declare.
15977 (tree_num_loop_insns): Declare.
15978 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
15979 (duplicate_loop_to_header_edge): Use it.
15980 * common.opt (fivcanon): New flag.
15981 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
15982 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
15983 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
15984 (bsi_insert_on_edge_immediate): New function.
15985 * tree-flow.h (bsi_insert_on_edge_immediate,
15986 canonicalize_induction_variables, tree_unroll_loops_completely,
15987 create_iv): Declare.
15988 * tree-optimize.c (init_tree_optimization_passes): Add
15989 pass_iv_canon and pass_complete_unroll.
15990 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
15991 * tree-scalar-evolution.c (get_loop_exit_condition,
15992 get_exit_conditions_rec, number_of_iterations_in_loop,
15993 scev_initialize): Use single_exit information.
15994 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
15995 missing assumptions.
15996 (loop_niter_by_eval): Return number of iterations as unsigned
15998 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
15999 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
16000 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
16002 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
16003 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
16004 the defining statement is ready.
16005 * tree-vectorizer.c (vect_create_iv_simple): Removed.
16006 (vect_create_index_for_array_ref, vect_transform_loop_bound):
16008 (vect_transform_loop_bound): Use single_exit information.
16009 (vect_analyze_loop_form): Cleanup bogus tests.
16010 (vectorize_loops): Do not call flow_loop_scan.
16011 * tree.h (may_negate_without_overflow_p): Declare.
16012 * fold-const.c (may_negate_without_overflow_p): Split out from ...
16013 (negate_expr_p): ... this function.
16014 (tree_expr_nonzero_p): Handle overflowed constants correctly.
16015 * doc/invoke.texi (-fivcanon): Document.
16016 * doc/passes.texi: Document canonical induction variable creation.
16018 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16020 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
16021 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
16022 using the mode of the operand to decide between them.
16023 * config/mips/mips.md (MOVECC): New mode macro.
16024 (ccreg): New mode attribute.
16025 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
16026 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
16027 (mov[sd]icc): Redefine using :GPR.
16029 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16031 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
16032 (mips_prefetch_cookie): New function.
16033 * config/mips/mips.c (print_operand_address): Fix handling of
16035 (mips_emit_prefetch): Delete.
16036 (mips_prefetch_cookie): New function.
16037 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
16038 mode of QImode for the address_operand. Use mips_prefetch_cookie
16039 to calculate the first "pref" operand.
16040 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
16041 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
16043 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
16045 * arm.md: Include predicates.md.
16046 * predicates.md: New file.
16047 * arm.c (s_register_operand, arm_hard_register_operand)
16048 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
16049 (arm_immediate_operand, arm_neg_immediate_operand)
16050 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
16051 (arm_add_operand, arm_addimm_operand, arm_not_operand)
16052 (offsettable_memory_operand, alignable_memory_operand)
16053 (arm_reload_memory_operand, arm_float_rhs_operand)
16054 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
16055 (index_operand, shiftable_operator, logical_binary_operator)
16056 (shift_operator, equality_operator, arm_comparison_operator)
16057 (minmax_operator, cc_register, dominant_cc_register)
16058 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
16059 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
16060 (const_shift_operand, load_multiple_operation)
16061 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
16062 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
16063 (cirrus_register_operand, cirrus_fp_register)
16064 (cirrus_shift_const): Delete, replaced with equivalents in
16066 (shift_op): Handle ROTATE.
16067 * arm-protos.h: Delete declarations for above.
16068 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
16069 * t-arm (MD_INCLUDES): Add predicates.md.
16070 (s-preds): Depends on MD_INCLUDES.
16072 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16074 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
16075 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
16076 patterns. Redefine using :GPR. Give the match_operator a mode.
16077 Use '%2' rather than '%z2' for operand 2.
16079 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16081 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
16084 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16086 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
16087 of internal patterns.
16088 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
16090 (tablejump): Use expand_binop to calculate address. Adjust names
16091 of internal patterns.
16092 (tablejump[sd]i): Renamed from tablejump_internal[12].
16094 (tablejump_mips16[12]): Delete.
16096 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16098 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
16099 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
16100 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
16101 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
16102 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
16104 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16106 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
16107 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
16109 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
16110 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
16111 (*branch_equality[sd]i_inverted): Likewise
16112 branch_equality{,_di}_inverted.
16113 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
16114 Redefine using :GPR.
16116 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16118 * rtl.def: Reorganize, placing all codes used only in machine
16119 descriptions at the end.
16121 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
16122 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
16123 rtx_name, rtx_format arrays by direct reference to rtl.def,
16124 first undefining GENERATOR_FILE. Define enum insn_note and
16125 note_insn_name array by direct reference to insn-notes.def.
16126 (adjust_field_rtx_def): Remove local definition of rtx_name.
16127 Use symbolic names for insn notes.
16128 * Makefile.in (gengtype.o): Update dependencies.
16130 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16132 * basic-block.h (struct basic_block_def): Reorder fields to
16133 eliminate interior padding. Remove 'partition' field.
16134 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
16135 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
16136 (BB_COPY_PARTITION): New macros.
16137 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
16138 Replace all references to the 'partition' field of a basic
16139 block with new macros.
16141 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
16142 * final.c (final_scan_insn): Don't handle it.
16143 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
16144 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
16145 * sched-rgn.c (sched_is_disabled_for_current_region_p):
16146 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
16148 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16150 * c-decl.c (c_init_decl_processing): Adjust
16151 build_common_tree_nodes call.
16152 * expmed.c (const_mult_add_overflow_p): Use
16153 build_distinct_type_copy.
16154 * stor-layout.c (early_type_list): Remove.
16155 (layout_type): Don't append to early_type_list.
16156 (initialize_sizetypes): Add signed_p argument.
16157 (set_sizetype): Overwrite the stub type nodes directly.
16158 * tree.c (copy_node_stat): Clear a type's value cache here ...
16159 (build_distinct_type): ... not here.
16160 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
16161 * tree.h (initialize_sizetypes): Add signed_p argument.
16162 (build_common_tree_nodes): Likewise.
16164 * objc/objc-act.c (get_static_reference): Use
16165 build_variant_type_copy.
16166 (get_protocol_reference): Likewise.
16167 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
16169 2004-08-24 Richard Henderson <rth@redhat.com>
16170 Andrew Pinski <apinski@apple.com>
16172 * gimplify.c (gimplify_array_ref_to_plus): Delete.
16173 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
16176 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
16177 ARRAY_REF also to get to the STRING_CST.
16179 2004-08-24 Paul Brook <paul@codesourcery.com>
16181 * config/arm/arm.c (arm_override_options): Update error message.
16182 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
16183 TARGET_HARD_FLOAT_ABI.
16184 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
16185 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
16187 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
16190 * config/m32r.md (movsi_sda): Add SI mode specification to
16193 2004-08-24 Nick Clifton <nickc@redhat.com>
16195 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
16196 of seth_add3_operand.
16198 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16200 * Makefile.in (PROTO_OBJS): Add errors.o.
16201 * protoize.c (fancy_abort): Remove.
16202 * mips-tfile.c (fancy_abort): Add parameters.
16204 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
16206 * doc/trouble.texi (C++ misunderstandings): Fix example code.
16208 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
16210 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
16211 (host-default.o): Add dependency on HOOKS_H.
16212 * config/x-linux: Likewise.
16213 * config/x-solaris: Likewise.
16214 * config/i386/x-mingw32: Likewise.
16215 * config/rs6000/x-darwin: Likewise.
16217 2004-08-23 James E Wilson <wilson@specifixinc.com>
16219 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
16222 2004-08-23 Mark Mitchell <mark@codesourcery.com>
16225 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
16227 2004-08-23 Diego Novillo <dnovillo@redhat.com>
16229 * cfg.c (check_bb_profile): Fix typos.
16230 * function.c (assign_parm_is_stack_parm): Likewise.
16231 * tree-nested.c: Likewise.
16233 2004-08-23 Daniel Jacobowitz <dan@debian.org>
16235 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
16237 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
16239 2004-08-23 Eric Christopher <echristo@redhat.com>
16241 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
16242 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
16243 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
16245 * hooks.h: Include machmode.h.
16246 (hook_bool_mode_false): Declare.
16247 * hooks.c (hook_bool_mode_false): Define.
16248 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
16249 * stor-layout.c (layout_type): Ditto.
16250 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
16251 Define to target macro.
16252 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
16253 * config/arm/arm.c: Ditto. Use.
16254 * config/arm/arm.h: Ditto.
16255 * config/arm/arm-protos.h: Ditto.
16256 * config/i386/i386.c: Ditto.
16257 * config/i386/i386.h: Ditto.
16258 * config/rs6000/rs6000.c: Ditto.
16259 * config/rs6000/rs6000.h: Ditto.
16260 * config/sh/sh.c: Ditto.
16261 * config/sh/sh.h: Ditto.
16262 * config/sh/sh-protos.h: Ditto.
16263 * config/sh/sh.md: Use.
16264 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
16265 to TARGET_VECTOR_MODE_SUPPORTED_P.
16267 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
16269 * Makefile.in (BUILD_ERRORS): Set to build-errors.
16270 (errors.o): New target for host.
16271 (build-errors.o): New target for build.
16272 (genobjs): Replace errors.o with build-errors.
16273 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
16274 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
16275 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
16276 (fix-header.o): Add errors.h
16277 * collect2.c (fancy_abort): Add parameters.
16278 * collect2.h (fancy_abort): Don't declare.
16279 * errors.h (fancy_abort): Don't declare.
16280 * errors.c: Include either bconfig.h or config.h.
16281 (fancy_abort): Trim filename.
16282 * fix-header.c (v_fatal, fatal): Remove.
16283 (progname): Remove definition.
16284 (main): Set progname here.
16285 * gcc.c (fancy_abort): Add parameters.
16286 * gcc.h (fancy_abort): Remove declaration.
16287 * gcov.c (fancy_abort): Remove.
16288 * rtl.h (fancy_abort): Don't declare.
16289 (abort): Don't define.
16290 * tree.h (fancy_abort): Don't declare.
16291 (abort): Don't define.
16292 * system.h (fancy_abort): Declare.
16293 (abort): Define to fancy_abort.
16294 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
16296 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
16297 (usize_type, ubitsizetype): Remove.
16298 * stor-layout.c (set_sizetype): Don't initialize usizetype,
16300 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
16302 * tree.h (build_distinct_type_copy): New.
16303 (build_type_copy): ... here. Rename to ...
16304 (build_variant_type_copy): ... here.
16305 * tree.c (build_qualified_type): Rename build_type_copy call.
16306 (build_distinct_type_copy): New, broken out of ...
16307 (build_type_copy): ... here. Rename to ...
16308 (build_variant_type_copy): ... here. Use
16309 build_distinct_type_copy.
16310 (build_common_tree_nodes_2): Rename build_type_copy call.
16311 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
16313 (handle_packed_attribute, handle_unused_attribute,
16314 handle_transparanet_union_attribute, handle_aligned_attribute,
16315 handle_deprecated_attribute): Likewise.
16316 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
16318 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
16319 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
16320 build_distinct_type_copy.
16322 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16324 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
16327 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16329 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
16331 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
16332 formerly unnamed patterns. Redefine using :P for the address. Remove
16333 explicit length attributes.
16335 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16337 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
16339 (single_reachable_address): Use them.
16340 (schedule_sm): Add dump.
16341 (is_call_clobbered_ref): New function.
16342 (determine_lsm_reg): Check whether the reference is call clobbered.
16343 Only work for gimple_reg_type values.
16345 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16347 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
16348 $31 store insns. Redefine using :GPR.
16350 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16352 * config/mips/mips.md (P): New mode macro.
16353 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
16354 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
16355 Add mode attributes.
16357 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16359 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
16360 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
16361 later constants to cover the gap.
16362 (load, store): New mode attributes.
16363 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
16364 Use new unspec constants.
16366 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16368 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
16369 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
16370 to use register_operand rather than uns_arith_operand as the predicate
16371 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
16372 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
16373 Redefine using :GPR. Make same predicate change here. Extend the
16374 commutativity of operands 1 and 2 from the SImode version to the
16376 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
16377 but with no predicate changes.
16378 (*nor[sd]i3): Redefine using :GPR.
16380 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16382 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
16383 noreturn functions.
16385 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16387 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
16388 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
16389 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
16390 rather than "%z2" (with a fake const0_rtx for operand 2).
16391 (ffs[sd]i2): Redefine using :GPR.
16392 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
16394 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16396 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
16398 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16400 * config/mips/mips.md (any_extend): New code macro.
16401 (u, su): New code attributes.
16402 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
16403 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
16404 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
16405 (*{s,u}mul_acc_di): Redefine using any_extend.
16406 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
16407 to reflect real insn names.
16408 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
16409 with an any_extend template.
16410 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
16413 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16415 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
16416 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
16417 (mul[sd]i3_r4000): Redefine using :GPR.
16418 (mulsi3_mult3): Don't check TARGET_MAD separately.
16419 (muldi3_mult3): Moved after mulsi_mult3.
16421 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16423 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
16424 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
16425 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
16426 (TARGET_GAS, TARGET_MIPS_AS): Delete.
16427 (TARGET_GPWORD): Define to true for n32 on IRIX.
16428 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
16429 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
16430 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
16431 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
16432 (MDEBUG_ASM_SPEC): Delete, folding into...
16433 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
16434 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
16435 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
16436 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
16437 to define asm_abi_default_spec.
16438 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
16439 (TARGET_ASM_SELECT_SECTION): Delete.
16440 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
16441 for non-mips16 code, removing previous workaround for SGI assemblers.
16442 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
16443 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
16444 (override_options): Remove !TARGET_GAS and !have_named_sections code.
16445 (print_operand): Fold TARGET_GAS conditionals into asm strings.
16446 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
16447 ASM_STABS_OP and ASM_STABN_OP.
16448 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
16449 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
16450 (mips_output_function_prologue): Remove !TARGET_GAS code.
16451 (mips_select_rtx_section): Remove !have_named_sections code.
16452 (mips_select_section): Delete.
16453 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
16454 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
16455 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
16456 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
16457 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
16458 * config/mips/windiss.h (ASM_SPEC): Likewise.
16460 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16462 * read-rtl.c (map_value, mapping, macro_group): New structures.
16463 (BELLWETHER_CODE): New macro.
16464 (modes, codes, bellwether_codes): New variables.
16465 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
16466 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
16467 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
16468 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
16469 (add_map_value, initialize_macros): New functions.
16470 (def_hash, def_hash_eq_p): Generalize to anything that points to,
16471 or starts with, a char * field.
16472 (find_macro, read_mapping, check_code_macro): New functions.
16473 (read_rtx_1): New, split out from read_rtx. Handle the new
16474 define_{mode,code}_{macro,attr} constructs. Use find_macro
16475 to parse the name of a code or mode. Use BELLWETHER_CODE to
16476 extract the format and to choose a suitable code for rtx_alloc.
16477 Modify recursive invocations to use read_rtx_1.
16478 (read_rtx): Call initialize_macros. Apply code and mode macros
16479 to the rtx returned by read_rtx_1. Cache everything after the
16480 first macro expansion for subsequent read_rtx calls.
16481 * doc/md.texi: Document new .md constructs.
16482 * config/mips/mips.md (GPR): New mode macro.
16483 (d, si8_di5): New mode attributes.
16484 (any_cond): New code macro.
16485 (add[sd]i3): Redefine using :GPR.
16486 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
16487 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
16488 previously unnamed MIPS16 patterns.
16489 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
16490 lines. Don't match (plus (const_int 0) ...).
16491 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
16492 Use a define_split to generate the addition.
16493 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
16494 (subsi3_internal): Delete.
16495 (*subsi3_extended): Renamed from subsi3_internal_2.
16496 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
16497 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
16498 using an any_cond template.
16500 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16502 * read-rtl.c (read_rtx): Tidy use of format_ptr.
16504 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16506 * read-rtl.c (string_obstack): New file-scope variable.
16507 (read_string, read_quoted_string, read_braced_string)
16508 (read_escape): Remove obstack parameter and use string_obstack instead.
16509 (read_rtx): Remove function-local rtl_obstack and initialize
16510 string_obstack instead. Update call to read_string.
16512 2004-08-22 Andrew Pinski <apinski@apple.com>
16515 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
16516 expression is not constant.
16517 (c_finish_return): Do not go through INDIRECT_REF when looking
16518 for the inner expression of an ADDR_EXPR for warning about.
16520 2004-08-22 Richard Henderson <rth@redhat.com>
16523 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
16524 create new blocks and fall through.
16525 (expand_gimple_basic_block): Update to match.
16527 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
16529 * reload.c (find_reloads_address): Make return value tri-state.
16530 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
16531 (find_reloads): Assume that reloaded addresses match 'o' or
16532 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
16533 returned 1 (not -1). Omit optional reloads for address operands
16534 only if find_reloads_address returned 1 (not -1).
16536 * config/s390/s390.c (legitimize_reload_address): New function.
16537 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
16538 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
16539 legitimize_reload_address.
16541 2004-08-22 Richard Hendersion <rth@redhat.com>
16543 * tree.h (SAVE_EXPR_RESOLVED_P): New.
16544 * gimplify.c (gimplify_save_expr): Use it.
16545 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
16546 on the temporary variable.
16548 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
16550 * fold-const.c (rtl_expr_nonnegative_p): Delete.
16551 * tree.h (rtl_expr_nonnegative_p): Remove.
16553 2004-08-22 Steven Bosscher <stevenb@suse.de>
16555 * config/i386/ppro.md (ppro_complex_insn): Add missing check
16556 for cpu==pentiumpro.
16558 * combine.c (struct reg_stat): Fix comment typo.
16560 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
16562 * c-tree.h (c_sizeof_nowarn): Remove.
16564 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
16566 * c-decl.c (set_array_declarator_type): Rename to
16567 set_array_declarator_inner.
16568 (build_c_parm, build_attrs_declarator, build_function_declarator):
16570 (make_pointer_declarator): Call build_attrs_declarator.
16571 * c-tree.h (set_array_declarator_type): Rename to
16572 set_array_declarator_inner.
16573 (build_c_parm, build_attrs_declarator, build_function_declarator):
16575 * c-parse.in (after_type_declarator,
16576 parm_declarator_starttypename, parm_declarator_nostarttypename,
16577 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
16578 firstparm): Use these functions
16580 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
16582 * c-decl.c (build_array_declarator, set_array_declarator_type,
16583 start_decl, grokdeclarator, grokparms): Change boolean parameters
16585 * c-tree.h (build_array_declarator, set_array_declarator_type,
16586 start_decl): Update prototypes.
16587 * c-decl.c, c-parse.in: All callers changed.
16589 2004-08-21 Mike Stump <mrs@apple.com>
16591 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
16592 (darwin_fix_and_continue): Likewise.
16593 (darwin_fix_and_continue_switch): Likewise.
16594 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
16595 (darwin_fix_and_continue): Likewise.
16596 (darwin_fix_and_continue_switch): Likewise.
16598 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
16601 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
16602 Remove, merging into ...
16603 (gen_stdcall_or_fastcall_suffix): New function, returning tree
16604 rather than const char*, and accepting additional parameter.
16605 Don't add suffix to '*'-prefixed symbols or variadic functions.
16606 (i386_pe_encode_section_info): Adjust for call to new function.
16607 Call change_decl_assembler_name.
16609 2004-08-20 Mike Stump <mrs@apple.com>
16611 * config/darwin.c (machopic_indirect_data_reference): Mark
16613 * config/386/386.c (darwin_local_data_pic): Add.
16614 (legitimate_constant_p): Reorder so that PLUS handling runs
16615 before darwin_local_data_pic to match the ordering in
16616 legitimate_pic_address_disp_p and so that MINUS runs after
16617 darwin_local_data_pic as otherwise the darwin_local_data_pic
16618 logic can be skipped, which would be very bad.
16619 (legitimate_pic_address_disp_p): Move from from here to
16620 darwin_local_data_pic so it can be reused.
16622 2004-08-21 Alan Modra <amodra@bigpond.net.au>
16624 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
16625 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
16626 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
16627 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
16628 (RS6000_ABI_NAME): Define as "linux".
16629 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
16630 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
16631 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
16632 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
16633 * config/rs6000/rs6000.c (dot_symbols): New global var.
16634 (rs6000_output_function_entry): New function, modified for
16636 (print_operand <case 'z'>): ..extracted from here.
16637 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
16638 (rs6000_output_function_epilogue): Likewise.
16639 (rs6000_elf_declare_function_name): Likewise.
16640 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
16641 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
16642 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
16643 * configure: Regenerate.
16644 * config.in: Regenerate.
16646 2004-08-20 Mark Mitchell <mark@codesourcery.com>
16648 * reload.c (find_reloads_address): Fix thinko in previous change.
16650 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
16653 2004-08-20 Jakub Jelinek <jakub@redhat.com>
16655 PR rtl-optimization/17099
16656 * combine.c (force_to_mode): Check if inner_mask has any bits set
16657 outside of GET_MODE (x) instead of op_mode.
16659 2004-08-20 Mark Mitchell <mark@codesourcery.com>
16661 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
16663 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
16664 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
16665 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
16667 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
16669 * config/arm/t-symbian: New file.
16671 2004-08-20 Andrew Pinski <apinski@apple.com>
16673 * regrename.c (kill_value_regno): ANSIfy.
16675 2004-08-20 Dale Johannesen <dalej@apple.com>
16677 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
16679 2004-08-20 Daniel Jacobowitz <dan@debian.org>
16681 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
16682 (kill_value_regno): New function, derived from kill_value.
16683 (kill_value): Update.
16684 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
16686 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
16688 Fix PR tree-optimization/17111
16689 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
16690 of non-value_handles.
16691 (bitmap_set_contains): All constants are in every set.
16693 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
16695 * fold-const.c (round_up, round_down): Use build_int_cst.
16696 Optimize common case.
16698 2004-08-20 Zack Weinberg <zack@codesourcery.com>
16699 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16701 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
16702 one_only_data_section): Rename to som_readonly_data_section,
16703 som_one_only_readonly_data_section and som_one_only_data_section.
16704 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
16705 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
16706 conditional defines.
16707 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
16708 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
16710 (pa_select_section): Use renamed section functions.
16711 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
16712 SOM_READONLY_DATA_SECTION_FUNCTION,
16713 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
16714 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
16716 * config/pa/som.h: ... not here.
16717 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
16718 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
16719 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
16720 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
16721 (READONLY_DATA_SECTION): Use som_readonly_data_section.
16723 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
16725 * fold-const.c (int_const_binop): Don't generate non-overflowing
16726 size-types specially.
16727 (fold_convert_const): Likewise.
16729 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
16730 clear cache on copied sizetype.
16732 2004-08-20 Ben Elliston <bje@au.ibm.com>
16734 * configure.ac: Don't escape apostrophe in --enable-coverage help.
16735 * configure: Regenerate.
16737 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
16740 * gcc.c (struct stat input_stat): Don't define if
16741 HOST_LACKS_INODE_NUMBERS
16742 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
16743 than stat to determine if temp file is same as input file.
16744 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
16745 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
16747 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
16749 * configure.ac (mips*-*-*): Print an error if not using GAS.
16750 * configure: Regenerated.
16751 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
16752 comments about buggy MIPSpro assemblers.
16753 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
16754 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
16755 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
16756 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
16757 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
16758 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
16759 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
16760 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
16761 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
16762 of more general IRIX 6 definitions.
16763 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
16764 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
16765 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
16766 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
16767 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
16768 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
16769 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
16770 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
16771 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
16772 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
16773 (LINK_SPEC): Move most of definition to iris.h.
16774 (SUBTARGET_LINK_SPEC): New macro.
16775 (IRIX_STARTFILE_SPEC): Fold into...
16776 (STARTFILE_SPEC): ...here.
16777 (IRIX_ENDFILE_SPEC): Fold into...
16778 (ENDFILE_SPEC): ...here.
16779 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
16780 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
16781 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
16782 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
16783 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
16784 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
16785 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
16786 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
16787 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
16788 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
16789 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
16790 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
16791 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
16792 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
16793 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
16794 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
16795 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
16796 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
16797 (TARGET_IRIX6): Define to 1.
16798 (DRIVER_SELF_SPECS): Define.
16799 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
16800 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
16801 (SUBTARGET_LINK_SPEC): New macro.
16802 (IRIX_STARTFILE_SPEC): Fold into...
16803 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
16804 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
16805 (LIB_SPEC, LIBGCC_SPEC): Use them.
16806 (LIB_SPEC): Remove !mabi=* case.
16807 (IRIX_ENDFILE_SPEC): Fold into...
16808 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
16809 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
16810 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
16811 (TARGET_IRIX6): New macro.
16812 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
16813 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
16814 (LABEL_AFTER_LOC): Delete.
16815 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
16816 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
16817 (mips_build_builtin_va_list): Check TARGET_IRIX6.
16818 (override_options): Remove TARGET_SGI_O32_AS-related code.
16819 (irix_output_external_libcall): Make static.
16820 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
16822 (mips_file_start): Tidy guard for ABI sections. Remove use of
16823 ABICALLS_ASM_OP; use .abicalls instead.
16824 (mips_output_aligned_decl_common, mips_declare_object_name)
16825 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
16826 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
16827 .globl foo .text directives.
16828 (irix_asm_named_section_1, irix_asm_named_section)
16829 (irix_section_align_entry, irix_section_align_htab)
16830 (irix_orig_asm_out_file, irix_section_align_entry_eq)
16831 (irix_section_align_entry_hash, irix_asm_output_align)
16832 (irix_file_start, irix_section_align_1, copy_file_data)
16833 (irix_file_end, irix_section_type_flags): Delete.
16834 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
16835 Use standard section syntax. Remove protective "jr $31".
16836 (__gcc_fini): Likewise .gcc_fini.
16837 * config/mips/irix-crtn.asm: Adjust sections accordingly.
16838 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
16840 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
16842 (EXTRA_MULTILIB_PARTS): Define.
16843 * config/mips/t-iris6: Remove bogus comment.
16844 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
16845 * config/mips/iris5gas.h, config/mips/iris5gld.h,
16846 config/mips/iris6gas.h, config/mips/iris6gld.h,
16847 config/mips/t-iris5-as, config/mips/t-iris5-gas
16848 config/mips/t-irix-gld: Delete.
16849 * config/mips/iris.h: New file.
16850 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
16852 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
16854 * postreload.c (reload_cse_move2add): Allow any condjump, but check
16855 that the implicit set isn't clobbered in the jump insn.
16857 2004-08-19 Mark Mitchell <mark@codesourcery.com>
16859 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
16860 * optabs.c (init_optabs): Don't check it.
16861 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
16862 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
16864 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
16866 * config/s390/s390.md (s390_warn_framesize_string)
16867 (s390_warn_dynamic_string, s390_stack_size_string)
16868 (s390_stack_guard_string): New global string variables.
16869 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
16870 (s390_stack_guard): New global variables.
16871 (override_options): Added checks for the new options.
16872 (s390_emit_prologue): Emit stack check and trap code and perform
16873 compile time stack size checking.
16875 * config/s390/s390.h (TARGET_OPTIONS): Added new options
16876 "warn-framesize", "warn-dynamicstack", "stack-size" and
16879 * doc/invoke.texi: Added documentation for the new options.
16881 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
16883 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
16884 to eliminate warning.
16885 (linear_search_fdes): Declare p as unsigned.
16886 (binary_search_mixed_encoding_fdes): Likewise.
16887 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
16888 to eliminate warning.
16889 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
16892 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
16894 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
16895 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
16896 instead of one. Check for strictly legitimate address.
16897 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
16898 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
16900 2004-08-19 Eric Christopher <echristo@redhat.com>
16902 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
16903 * langhooks.h (unsave_expr_now): Ditto.
16904 * tree.h (unsave_expr_1): Remove prototype.
16905 (lhd_unsave_expr_now): Rename to unsave_expr_now.
16906 * tree-inline.c (unsave_expr_1): Move here
16907 from tree.c. Make static.
16908 (unsave_expr_now): Rename from lhd_unsave_expr_now.
16909 * tree-sra.c: Fix up for rename.
16910 * tree-ssa-copy.c: Ditto.
16911 * tree-eh.c: Ditto.
16912 * tree.c (unsave_expr_1): Move to tree-inline.c.
16914 2004-08-19 Caroline Tice <ctice@apple.com>
16916 * config/i386/cygming.h (switch_to_section): Fix typo (change
16917 in_unlikely_text_section to in_unlikely_executed_text).
16919 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
16921 * vec.h (VEC_lower_bound): New macro.
16923 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
16926 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
16927 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
16928 treat each ABI separately. Deal with n32/n64 complex float arguments.
16929 (function_arg): Add associated complex handling here.
16931 2004-08-19 Richard Henderson <rth@redhat.com>
16933 * config/arm/arm.c (arm_gen_load_multiple): Use
16934 adjust_automodify_address. Take base memory and offset instead
16935 of unchanging/struct/scalar bits.
16936 (arm_gen_store_multiple): Likewise.
16937 (arm_gen_movmemqi): Use adjust_automodify_address.
16938 * config/arm/arm-protos.h: Update decls.
16939 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
16940 (store_multiple): Similarly.
16942 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
16944 * regclass.c (globalize_reg): Update call_really_used_regs.
16946 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
16948 * doc/invoke.texi (integer-share-limit): Document.
16950 * tree.h (TYPE_CACHED_VALUES_P): New.
16951 (TYPE_CACHED_VALUES): New.
16952 (TYPE_ORIG_SIZE_TYPE): Adjust.
16953 * tree.def (INTEGER_CST): Update documentation.
16954 * tree.c: Inlcude params.h.
16955 (build_int_cst): Cache small values.
16956 (build_type_copy): Do not copy the value cache.
16957 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
16959 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
16960 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
16962 * fold-const.c (force_fit_type): Copy value when setting
16964 (int_const_binop): Likewise.
16965 * stor-layout.c: Include params.h
16966 (set_sizetype): Create values cache.
16967 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
16968 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
16969 * params.h (INTEGER_SHARE_LIMIT): New.
16970 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
16972 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
16974 * gimplify.c (gimplify_minimax_expr): Remove.
16975 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
16977 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
16979 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
16980 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
16982 2004-08-19 Mark Mitchell <mark@codesourcery.com>
16984 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
16986 2004-08-18 Andrew Pinski <apinski@apple.com>
16988 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
16990 2004-08-18 Mark Mitchell <mark@codesourcery.com>
16992 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
16993 (__aeabi_ul2f): Likewise.
16995 2004-08-18 Richard Henderson <rth@redhat.com>
16997 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
16998 move to rtl completely.
16999 (struct meminsnbuf, xtensa_emit_block_move): Remove.
17000 (xtensa_find_mode_for_size): Remove.
17001 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
17002 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
17004 2004-08-18 Richard Henderson <rth@redhat.com>
17006 * config/mcore/mcore.c (mode_from_align): Remove DImode.
17007 (block_move_sequence): Rewrite to use adjust_address.
17008 (mcore_expand_block_move): Cleanup logic. Accept only operands.
17009 Return boolean indicating success/failure.
17010 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
17011 * config/mcore/mcore.md (movmemsi): Update to match.
17013 2004-08-18 Mike Stump <mrs@apple.com>
17015 * doc/invoke.texi (-mfix-and-continue): Add support for
17016 fast turn around debugging.
17017 (-ffix-and-continue): Likewise.
17018 (-mindirect-data): Likewise.
17019 (-findirect-data): Likewise.
17020 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
17021 (indirect_data): Likewise.
17022 (machopic_data_defined_p): Likewise.
17023 (machopic_output_indirection): Likewise.
17024 (darwin_encode_section_info): Likewise.
17025 (darwin_fix_and_continue): Likewise.
17026 (darwin_fix_and_continue_switch): Likewise.
17027 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
17028 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
17029 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
17030 (SUBTARGET_OPTIONS): Likewise.
17031 (darwin_fix_and_continue): Likewise.
17032 (darwin_fix_and_continue_switch): Likewise.
17033 (TARGET_FIX_AND_CONTINUE): Likewise.
17034 * config/rs6000.c (rs6000_emit_prologue): Likewise.
17036 2004-08-19 Steven Bosscher <stevenb@suse.de>
17038 * basic-block.h (struct edge_def): Remove crossing_edge.
17039 (EDGE_CROSSING): New define.
17040 (EDGE_ALL_FLAGS): Update.
17041 * bb-reorder.c (find_traces_1_round, better_edge_p,
17042 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
17043 find_jump_block, fix_crossing_conditional_branches,
17044 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
17045 Replace all occurences of crossing_edge with an edge flag check
17047 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
17048 try_crossjump_bb): Likewise.
17049 * cfglayout.c (fixup_reorder_chain): Likewise.
17050 * cfgrtl.c (force_nonfallthru_and_redirect,
17051 commit_one_edge_insertion): Likewise.
17053 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
17054 * tree-flow.h (compute_dominance_frontiers): Move prototype...
17055 * basic-block.h: ...here.
17056 * tree-cfg.c (compute_dominance_frontiers_1,
17057 compute_dominance_frontiers): Move from here...
17058 * cfganal.c: ...to here. Include timevar.h.
17060 2004-08-18 James E Wilson <wilson@specifixinc.com>
17062 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
17063 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
17065 * config/mips/mips.md (type): Add frdiv.
17066 (divsf3+1, divsf3+2): Change type to frdiv.
17067 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
17068 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
17070 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
17071 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
17072 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
17073 * config/mips/5000.md (r5k_fdiv_single): Likewise.
17074 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
17075 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
17076 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
17077 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
17078 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
17079 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
17081 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
17083 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
17085 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
17086 get regression tester working again.
17088 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17090 * insn-notes.def, reg-notes.def: New files.
17091 * rtl.h: Use them to define enum insn_note and enum reg_note.
17092 * rtl.c: Use them to define note_insn_name and reg_note_name.
17093 * Makefile.in (RTL_BASE_H): Update.
17095 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
17096 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
17098 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
17100 * arm.c (arm_size_rtx_costs): New function.
17101 (arm_override_options): Use it if optimizing for space.
17103 2004-08-18 Richard Henderson <rth@redhat.com>
17105 * emit-rtl.c (gen_const_mem): New.
17106 * rtl.h (gen_const_mem): Declare.
17107 * expr.c (do_tablejump): Use it.
17108 * varasm.c (force_const_mem): Likewise.
17109 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17110 (machopic_legitimize_pic_address): Likewise.
17111 * config/arm/arm.c (legitimize_pic_address): Likewise.
17112 * config/i386/i386.c (legitimize_pic_address): Likewise.
17113 (legitimize_tls_address): Likewise.
17114 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
17115 * config/ia64/ia64.md (load_fptr): Likewise.
17116 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
17117 * config/pa/pa.c (legitimize_pic_address): Likewise.
17118 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
17119 (rs6000_emit_move): Likewise.
17120 * config/s390/s390.c (legitimize_pic_address): Likewise.
17121 (legitimize_tls_address): Likewise.
17122 * config/s390/s390.md (casesi): Likewise.
17123 * config/sh/sh.c (sh_reorg): Likewise.
17124 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
17125 * config/v850/v850.md (casesi): Likewise.
17127 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
17128 * config/sh/sh.c (prepare_move_operands): Remove incorrect
17129 use of MEM_READONLY_P.
17131 2004-08-18 Steven Bosscher <stevenb@suse.de>
17133 * Makefile.in (OBJS-common): Add postreload-gcse.c.
17134 Add new postreload-gcse.o.
17135 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
17136 (lookup_as_function, insert, rehash_using_reg, use_related_value,
17137 equiv_constant): Use SAFE_HASH instead of safe_hash.
17138 (exp_equiv_p): Export. Add for_gcse argument when comparing
17140 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
17141 find_comparison_args, fold_rtx, cse_insn): Update callers.
17142 (hash_rtx): New function derived from old canon_hash and bits
17143 from gcse.c hash_expr_1.
17144 (canon_hash_string): Rename to hash_rtx_string.
17145 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
17146 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
17147 (cselib_lookup): Update this caller.
17148 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
17150 (hash_expr): Call hash_rtx.
17151 (ldst_entry): Likewise.
17152 (expr_equiv_p): Call exp_equiv_p.
17153 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
17154 reg_used_on_edge, reg_set_between_after_reload_p,
17155 reg_used_between_after_reload_p, get_avail_load_store_reg,
17156 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
17157 get_bb_avail_insn, hash_scan_set_after_reload,
17158 compute_hash_table_after_reload,
17159 eliminate_partially_redundant_loads, gcse_after_reload,
17160 get_bb_avail_insn, gcse_after_reload_main): Remove.
17161 * postreload-gcse.c: New file, reincarnating most of the above.
17162 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
17163 (gcse_after_reload_main): Update prototype.
17164 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
17165 * passes.c (rest_of_handle_gcse2): Use it.
17167 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17169 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
17170 (pass_loop_done): Likewise.
17172 2004-08-18 Andrew Pinski <apinski@apple.com>
17174 * config/rs6000/darwin.md: Delete the altivec patterns which are
17175 handled differently now.
17176 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
17177 (macho_correct_pic_di): Likewise.
17178 (call_indirect_nonlocal_darwin64): Likewise.
17179 Delete the save world/saveFP/saveVec patterns.
17181 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
17182 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17183 * config/rs6000/rs6000.md: Include darwin.md.
17184 (builtin_setjmp_receiver): Add DImode case.
17185 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
17188 2004-08-18 Matt Austern <austern@apple.com>
17190 Dead code stripping
17191 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
17192 * darwin.c (darwin_file_end): Mark file as potentially strippable.
17194 2004-08-18 Richard Henderson <rth@redhat.com>
17196 * alias.c (readonly_fields_p): Remove.
17197 (objects_must_conflict_p): Don't call it.
17198 * tree.h (readonly_fields_p): Remove.
17199 * langhooks.h (struct lang_hooks): Remove honor_readonly.
17200 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
17202 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17204 * tree-dfa.c (add_referenced_var): Only global variables are
17206 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
17207 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
17208 all pointers dereferenced if the statement dereferences them.
17209 (create_name_tags): Do not create memory tags for pointers
17210 that have PT_ANYTHING set.
17211 Also check if PT_VARS is not empty before creating a name tag.
17212 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
17213 variables that share the same alias set with a pointer that
17214 may point anywhere.
17215 (add_may_alias): Add FIXME comment to remove clobbering
17216 aliased variables and tags.
17217 (replace_may_alias): Likewise.
17218 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
17219 (merge_pointed_to_info): If the original variable has not
17220 points-to information, call set_pt_anything.
17221 (add_pointed_to_var): Do not prevent adding a pointed-to
17222 variable if the pointers is PT_ANYTHING.
17223 If the variable is a global, set PT_GLOBAL_MEM.
17224 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
17225 pointer type only come in PTR+OFFSET flavours.
17226 Always call merge_pointed_to_info on PHI arguments that are
17228 (get_nmt_for): Mark call-clobbered tags whose pointer points
17230 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
17232 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
17234 (add_stmt_operand): Abort if the caller tried to add a killing
17235 definition for a memory tag.
17236 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
17237 unnecessary checks.
17239 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
17241 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
17242 from call_used_regs. Update call_really_used_regs.
17243 (CALL_REALLY_USED_REGISTERS): Define.
17244 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
17245 Replace call_used_regs with call_really_used_regs.
17246 (calc_live_regs, sh_media_register_for_return): Likewise.
17247 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
17248 * sh.md (return_media): Likewise.
17250 2004-08-18 Andrew Pinski <apinski@apple.com>
17252 * config/darwin.c (machopic_legitimize_pic_address): Only set
17253 MEM_READONLY_P in the non TARGET_TOC case.
17255 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17257 * rtl.def (NIL): Delete.
17258 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
17259 Tighten the syntax a little.
17261 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
17262 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
17263 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
17264 * config/i386/predicates.md, config/m32r/m32r.h
17265 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
17266 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
17267 * config/sparc/sparc.h, doc/tm.texi:
17268 Replace all occurrences of NIL with UNKNOWN.
17270 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17272 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
17273 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
17274 sequence inline. Move drop_through_label code into this
17275 block, being the only place it is used. Adjust comments.
17277 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
17279 * config/rs6000/altivec.md: Add new patterns for calls to
17280 save_world/rest_world functions.
17282 * config/rs6000/rs6000-protos.h: (save_world_operation,
17283 restore_world_operation) new declarations.
17285 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
17287 (rs6000_stack_info): Set world_save_p field.
17288 (save_world_operation): New function.
17289 (restore_world_operation): New function.
17290 (compute_save_world_info): New function.
17291 (rs6000_stack_info): Call compute_save_world_info.
17292 (rs6000_emit_prologue): Check for world_save_p and generate
17293 pattern to call save_world for saving all non-volatile and
17295 (rs6000_emit_epilogue): Check for world_save_p and generate
17296 pattern to call rest_world to restore saved registers.
17298 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
17299 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
17300 (rs6000_reg_names): New entries added for save_world_operation and
17301 restore_world_operation.
17303 2004-08-18 Caroline Tice <ctice@apple.com>
17305 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
17306 "-freorder-blocks-and-partition" to the flags used in second
17307 stage of profiledbootstrap.
17308 * bb-reorder.c (push_to_next_round_p): Add new variable,
17309 next_round_is_last; set and use variable to make sure, when
17310 partitioning, that the last trace construction round consists
17311 of all (and only) cold basic blocks.
17312 (rotate_loop): Don't copy blocks that end in a section
17314 (copy_bb): Correctly initialize "partition" of duplicated bb.
17315 (add_unlikely_executed_notes): Add a comment.
17316 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
17317 to make sure, if function contains hot blocks, that the
17318 successors of ENTRY_BLOCK_PTR are hot; also, only look for
17319 crossing edges if the architecture supports named sections.
17320 (mark_bb_for_unlikely_executed_section): Modify to always
17321 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
17322 the basic block note insn.
17323 (fix_crossing_unconditional_branches): Remove extra space.
17324 (fix_edges_for_rarely_executed_code): Modify to only do
17325 partitioning work if the architecture supports named sections.
17326 (reorder_basic_blocks): Modify to only add
17327 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
17328 supports named sections.
17329 * c-common.c (handle_section_attribute): Initialize new global
17330 variable, user_defined_section_attribute, to true if user has
17332 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
17333 forward edges that cross section boundaries.
17334 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
17335 partitioning information if the architecture supports named
17337 * cfgrtl.c (target.h): Add statement to include this.
17338 (rtl_split_block): Make sure newly created bb gets correct
17340 (try_redirect_by_replacing_jump): Make sure redirection isn't
17341 attempting to cross section boundaries.
17342 (force_nonfallthru_and_redirect): Only do partition fix up if
17343 architecture supports named sections.
17344 (rtl_split_edge): Make sure newly created bb ends up in
17346 (commit_one_edge_insertion): Remove code that incorrectly
17347 updated basic block partition; Make sure partition fix up only
17348 happens if architecture supports named sections and it's not
17350 (rtl_verify_flow_info_1): Fix if-condition on test/error
17351 condition that fallthru edges are not allowed to cross section
17353 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
17354 * final.c (final_scan_insn): Remove redundant test from if-statement;
17355 change calls to text_section into calls to function_section; add code
17356 to only to partitioning fix up if architecture supports named
17358 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
17360 (if_convert): Add targetm.have_named_sections to test.
17361 * output.h (unlikely_section_label): Extern declaration for new global
17363 (unlikely_text_section_name): Likewise.
17364 * opts.c (decode_options): If both partitioning and DWARF debugging
17365 are turned on, issue a warning that this doesn't work, and change
17366 partitiong to basic block reordering (without hot/cold partitions).
17367 * passes.c (rest_of_handle_final): Re-set new global variable,
17368 user_defined_section_attribute, to false.
17369 (rest_of_compilation): Change options for calling partitioning
17370 function: Don't call if the user defined the section attribute, and
17371 don't call if DECL_ONE_ONLY is true for the current function.
17372 * predict.c (choose_function_section): Return immediately if we
17373 are doing hot/cold partitioning (i.e. let the basic block partitioning
17374 determine where the function belongs).
17375 * reg-stack.c (emit_swap_insn): Add condition to step over
17376 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
17377 * toplev.c (user_defined_section_attribute): New global variable.
17378 * toplev.h (user_defined_section_attribute): Extern declaration
17379 for new global variable.
17380 * varasm.c (unlikely_section_label): New global variable.
17381 (unlikely_text_section_name): New global variable.
17382 (unlikely_text_section): Add code to initialize
17383 unlikely_text_section_name if necessary; modify to use
17384 unlikely_text_section_name and unlikely_section_label; also to use
17385 named_section properly.
17386 (in_unlikely_text_section): Modify to work correctly with
17387 named_section and to use unlikely_text_section_name.
17388 (named_section): Add code to work properly with cold section.
17389 (function_section): Clean up if-statement.
17390 * config/darwin.c (darwin_asm_named_section): Return to original
17391 code, removing use of SECTION_FORMAT_STRING.
17392 * config/arm/pe.h (switch_to_section): Add case for
17393 in_unlikely_executed_text to switch statement.
17394 * config/i386/cygming.h (switch_to_section): Likewise.
17395 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17396 (SECTION_FORMAT_STRING): Likewise.
17397 * config/mcore/mcore.h (switch_to_section): Likewise.
17398 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17399 (SECTION_FORMAT_STRING): Remove.
17401 2004-08-18 Roger Sayle <roger@eyesopen.com>
17403 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
17404 -ffixed-reg safe, by preserving the meanings of zero and one.
17405 (CALL_USED_REGISTERS): Likewise.
17406 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
17408 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
17410 * config/sh/sh.c (split_branches): Check the result of
17412 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
17413 Call rtl_register_cfg_hooks.
17415 2004-08-18 Richard Henderson <rth@redhat.com>
17417 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
17418 * alias.c (true_dependence): Update to match new semantics.
17419 (canon_true_dependence, write_dependence_p): Likewise.
17420 (anti_dependence, output_dependence): Update write_dependence_p args.
17421 (unchanging_anti_dependence): Remove.
17422 * calls.c (purge_mem_unchanging_flag): Remove.
17423 (fixup_tail_calls): Don't call it.
17424 (expand_call): Don't add unchanging memory to function usage.
17425 * expr.c (emit_block_move_via_libcall): Likewise.
17426 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
17427 (get_subtarget): Don't use RTX_UNCHANGING_P.
17428 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
17429 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
17430 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
17431 * cse.c (insert): Don't use RTX_UNCHANGING_P.
17432 (cse_insn, canon_hash): Use MEM_READONLY_P.
17433 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
17434 instead of RTX_UNCHANGING_P.
17435 * explow.c (maybe_set_unchanging): Remove.
17436 * expr.h (maybe_set_unchanging): Remove.
17437 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
17438 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
17439 (assign_parm_setup_reg, expand_function_start): Likewise.
17440 * integrate.c (copy_rtx_and_substitute): Likewise.
17441 * ra-rewrite.c (emit_colors): Likewise.
17442 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
17443 (fixup_match_1): Likewise.
17444 * reload1.c (reload, alter_reg): Likewise.
17445 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
17446 not RTX_UNCHANGING_P.
17447 (equiv_init_varies_p): Likewise.
17448 * loop-invariant.c (check_maybe_invariant): Likewise.
17449 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
17450 * loop.c (note_addr_stored): Likewise.
17451 (prescan_loop): Likewise. Don't check function usage for clobbered
17453 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
17454 not RTX_UNCHANGING_P.
17455 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
17456 * varasm.c (force_const_mem): Likewise.
17457 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
17458 * web.c (entry_register): Likewise.
17459 * tree-gimple.h (get_base_address): Move decl ...
17460 * tree.h: ... here.
17461 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
17463 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
17464 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
17465 (alpha_set_memflags): Update to match.
17467 * config/darwin.c (machopic_indirect_data_reference): Set
17468 MEM_READONLY_P instead of RTX_UNCHANGING_P.
17469 (machopic_indirect_call_target): Likewise.
17470 (machopic_legitimize_pic_address): Likewise.
17471 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
17472 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
17473 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
17474 * config/frv/frv.md (symGOT2reg): Likewise.
17475 * config/i386/i386.c (legitimize_pic_address,
17476 legitimize_tls_address, ix86_split_to_parts): Likewise.
17477 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
17478 * config/ia64/ia64.md (load_fptr): Likewise.
17479 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
17480 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
17481 * config/mcore/mcore.c (block_move_sequence): Likewise.
17482 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
17483 * config/pa/pa.c (legitimize_pic_address): Likewise.
17484 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
17485 (rs6000_emit_move): Likewise.
17486 * config/s390/s390.c (legitimize_pic_address): Likewise.
17487 (legitimize_tls_address): Likewise.
17488 * config/s390/s390.md (casesi): Likewise.
17489 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
17490 * config/sh/sh.md (symGOT2reg): Likewise.
17491 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
17492 * config/v850/v850.md (casesi): Likewise.
17494 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
17495 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
17496 * config/mips/mips.c (mips_restore_gp): Likewise.
17497 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
17498 * config/sh/sh.c (sh_reorg): Likewise.
17500 2004-08-18 Richard Henderson <rth@redhat.com>
17502 * tree.h (struct tree_decl): Add gimple_formal_temp.
17503 (DECL_GIMPLE_FORMAL_TEMP_P): New.
17504 * gimplify.c (pop_gimplify_context): Clear it.
17505 (lookup_tmp_var): Set it, if is_formal.
17506 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
17507 Use is_gimple_val for VECTOR. Simplify return value.
17508 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
17509 (gimplify_expr): Likewise.
17510 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
17511 is_gimple_tmp_rhs for clarity. Update all callers.
17512 (is_gimple_reg_rhs): Simplify logic.
17513 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
17514 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
17515 (is_gimple_formal_tmp_reg): Similarly.
17516 * tree-gimple.h: Update decls.
17517 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
17518 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
17519 * tree-ssa-live.c (var_union, type_var_init): Likewise.
17521 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
17523 * c4x.c (legitimize_operands): Remove calls to
17524 preserve_subexpressions_p.
17526 2004-08-18 David Edelsohn <edelsohn@gnu.org>
17528 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
17529 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
17531 2004-08-18 Ziemowit Laski <zlaski@apple.com>
17533 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
17534 Objective-C++ extensions.
17535 * gengtype.c (get_file_basename): Match entire subdirectory name
17536 ('cp', 'objc', 'objcp') rather than just its suffix.
17537 (get_base_file_bitmap): Allow for files to belong to more than one
17539 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
17540 used by more than one front-end.
17542 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
17544 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
17545 avoid use of preserve_subexpressions_p.
17547 2004-08-17 Richard Henderson <rth@redhat.com>
17550 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
17552 2004-08-17 DJ Delorie <dj@redhat.com>
17554 * doc/extend.texi: Document new xstormy16 attribute.
17556 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
17557 (xstormy16_splittable_below100_or_register): New.
17558 (combine_bnp): New.
17559 (xstormy16_reorg): New.
17560 (TARGET_MACHINE_DEPENDENT_REORG): Define.
17562 * config/stormy16/stormy16.md (movqi_internal): Make name public.
17563 (movhi_internal): Likewise.
17564 (cbhranchhi): Likewise.
17565 (cbhranchhi_neg): Likewise.
17566 (andhi3): Only allow splittable below100 operands.
17567 (iorhi3): Likewise.
17568 (peephole2): New and/zero_extend->and peephole.
17569 (peephole2): New load/ior/save->set1 peephole.
17570 (peephole2): New load/and/save->clr1 peephole.
17571 (bclrx, bclrx2, bclr7, bclr15): New.
17572 (bsetx, bsetx2, bset7, bset15): New.
17574 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
17575 liberal about acceptable 'B' masks.
17577 * config/stormy16/stormy16-protos.h
17578 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
17579 xstormy16_below100_operand, xstormy16_below100_or_register,
17580 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
17581 (PREDICATE_CODES): Add new predicates.
17583 * config/stormy16/stormy16.c
17584 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
17585 xstormy16_below100_operand, xstormy16_below100_or_register,
17586 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
17587 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
17588 (xstormy16_legitimate_address_p): Allow below100 symbols.
17589 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
17590 (xstormy16_expand_move): Leave below100 operands as-is.
17591 (xstormy16_encode_section_info): Encode below100 symbols.
17592 (xstormy16_strip_name_encoding): New.
17593 (xstormy16_print_operand): Print 'b' as shift mask.
17594 (xstormy16_attribute_table): Add below100 attributes.
17595 (xstormy16_handle_below100_attribute): New.
17597 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
17598 (XSTORMY16_SECTION_FUNCTION): New.
17599 (EXTRA_SECTION_FUNCTIONS): Define using the above.
17600 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
17601 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
17602 (ASM_OUTPUT_LABELREF): Define.
17604 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
17605 (movhi_internal): Add below100 support.
17606 (andhi3): Add below100 support.
17607 (iorhi3): Add below100 support.
17608 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
17610 2004-08-17 James E Wilson <wilson@specifixinc.com>
17612 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
17613 of VOIDmode for comparison code mode.
17614 * config/mips/mips.md: For conditional move patterns, use mode of
17615 first compare operand for comparison mode, instead of VOIDmode.
17617 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
17618 normal and -ffast-math code.
17620 2004-08-17 Mark Mitchell <mark@codesourcery.com>
17623 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
17625 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
17627 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
17629 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
17631 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
17632 for non Darwin targets.
17633 (*call_value_nonlocal_darwin64): Likewise.
17635 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
17637 * config/rs6000/rs6000.c (rs6000_function_value): Check for
17638 altivec mode for altivec return register.
17640 2004-08-17 David Edelsohn <edelsohn@gnu.org>
17642 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
17643 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17644 * config/rs6000/rs6000.md: Include darwin.md.
17645 (builtin_setjmp_receiver): Add DImode case.
17646 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
17649 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
17651 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
17653 * tree-vectorizer.h: New File: Same.
17654 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
17655 * common.opt (ftree-vectorize): New flag to enable vectorization.
17656 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
17657 vectorization pass.
17658 * tree-data-ref.h (init_data_ref): Additional argument.
17659 (array_base_name_differ_p): Moved to tree-data-ref.c.
17660 * tree-data-ref.c (array_base_name_differ_p): Revised.
17661 (initialize_data_dependence_relation): Call array_base_name_differ_p
17662 with an extra argument.
17663 (analyze_all_data_dependences): Same.
17664 (init_data_ref): Additional argument is_read to set DR_IS_READ.
17665 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
17667 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
17668 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
17669 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
17670 vectorization pass.
17671 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
17672 (tree_ssa_loop_done): Call scev_finalize.
17673 (tree_vectorize): Define the new vectorization pass.
17674 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
17675 size of the vector they support (until support for multiple vector
17676 sizes is added to the vectorizer).
17677 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
17678 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
17679 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
17682 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
17684 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
17686 (generate_protocol_list, handle_impent): Likewise.
17688 2004-08-17 Roger Sayle <roger@eyesopen.com>
17690 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
17691 ensure that call_used_regs is a superset of both fixed_regs and
17692 call_really_used_regs.
17694 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
17697 * arm.md (addsi3_cbranch_scratch): Correct case labels.
17699 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
17701 PR middle-end/17036
17702 * fold-const.c (fold): Check for integer operand when
17703 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
17704 Pinski <pinskia@physics.uc.edu>.
17706 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
17708 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
17709 No need to check if in a cross configuration.
17710 * configure: Regenerate.
17712 * calls.c (precompute_register_parameters):
17713 Inline preserve_subexpressions_p ().
17714 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
17715 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
17717 * expr.c (get_subtarget): Likewise.
17718 * rtl.h (preserve_subexpressions_p): Remove.
17719 * stmt.c (preserve_subexpressions_p): Remove.
17721 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
17722 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
17723 Abort on gimplified cases.
17725 2004-08-16 James E Wilson <wilson@specifixinc.com>
17727 * tree.h (VECTOR_FLOAT_TYPE_P): New.
17728 (FLOAT_TYPE_P): Use it.
17729 * c-typeck.c (build_binary_op): After convert calls, check for
17730 check for ERROR_MARK operands.
17732 2004-08-16 Zack Weinberg <zack@codesourcery.com>
17734 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
17735 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
17736 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
17737 (genobjs static pattern rule): Remove %.c dependency.
17738 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
17739 Rename rules; delete commands; fix dependencies.
17740 (mostlyclean): Do not delete temporary source copies.
17741 * configure.ac: Delete all references to BUILD_PREFIX and
17743 * configure: Regenerate.
17745 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
17746 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
17747 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
17748 with #ifndef GENERATOR_FILE so that nothing from those headers
17751 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
17753 2004-08-16 Adam Nemet <anemet@lnxw.com>
17755 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
17757 2004-08-16 Andrew Pinski <apinski@apple.com>
17759 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
17760 extraneous semicolon.
17762 2004-08-16 Devang Patel <dpatel@apple.com>
17764 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
17765 * print-tree.c (print_node): Print DECL_PRESERVE_P.
17766 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
17767 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
17768 * target.h (struct gcc_target): New member, mark_decl_preserved.
17769 * hooks.c (hook_void_charptr): Rename to ...
17770 (hook_void_constcharptr): ... new name.
17771 * hooks.h (hook_void_charptr): Rename to ..
17772 (hook_void_constcharptr): ... new name.
17773 * tree.h (DECL_PRESERVE_P): New #define.
17774 (struct tree_decl): New member, preserve_flag.
17775 * varasm.c (assemble_start_function): Mark decl preserved.
17776 (assemble_variable): Same.
17777 * darwin.c (darwin_mark_decl_preserved): New function.
17778 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
17779 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
17780 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
17782 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
17784 * c-decl.c (grokdeclarator): Allow for function definition where
17785 innermost declarator has attributes.
17787 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
17789 * except.c (get_exception_filter, build_post_landing_pads,
17790 dw2_build_landing_pads): Use target-specific mode for 'filter'.
17791 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
17792 * target.h (eh_return_filter_mode): New field added.
17793 * targhooks.c (default_eh_return_filter_mode): Defined.
17794 * targhooks.h (default_eh_return_filter_mode): Declared.
17795 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
17797 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
17799 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
17800 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
17801 * configure: Regenerate.
17803 2004-08-16 Stan Shebs <shebs@apple.com>
17805 Basic support for 64-bit Darwin.
17806 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17807 (machopic_legitimize_pic_address): Similarly, plus use Pmode
17809 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
17810 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
17811 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
17812 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
17813 (PROCESSOR_DEFAULT64): Define.
17814 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
17816 * config/rs6000/rs6000.md: Include darwin.md.
17817 (builtin_setjmp_receiver): Add DImode case.
17818 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
17820 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
17821 (rs6000_emit_move): Add DImode case to Darwin bits.
17822 (machopic_output_stub): Use .quad if 64-bit.
17823 * invoke.texi: Document -m32 and -m64.
17825 2004-08-16 Janis Johnson <janis187@us.ibm.com>
17827 * doc/extend.texi (AltiVec builtins): Document additional differences
17828 from the Motorola AltiVec PIM.
17830 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
17832 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
17833 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
17834 (struct tree_common): Update public_flag documentation.
17836 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
17838 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
17839 Check for artificial variables, not is_gimple_tmp_var.
17840 * tree-ssa-live.c (var_union): Likewise.
17842 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
17844 * calls.c (load_register_parameters): Remove spurious FIXME token.
17846 2004-08-15 Ziemowit Laski <zlaski@apple.com>
17848 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
17849 (c-lang.o): Depend on c-objc-common.h.
17850 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
17851 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
17852 * c-lang.c: Include c-objc-common.h.
17853 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
17854 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
17855 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
17856 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
17857 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
17858 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
17859 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
17860 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
17861 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
17862 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
17863 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
17864 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
17865 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
17866 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
17867 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
17868 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17869 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
17870 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
17871 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
17872 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
17873 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
17874 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
17875 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
17876 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
17877 Move to c-objc-common.h.
17878 * c-objc-common.c: Include c-objc-common.h.
17879 * c-objc-common.h: New file.
17881 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
17882 Andrew Pinski <pinskia@physics.uc.edu>
17885 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
17888 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
17890 * tree.h (build_int_cst): New.
17891 (build_int_2): Remove.
17892 * tree.c (build_int_2): Remove.
17893 (build_int_cst): New.
17894 (make_vector_type, build_common_tree_nodes,
17895 build_common_tree_nodes_2): Use build_int_cst.
17896 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
17897 expand_builtin_strpbrk, expand_builtin_fputs,
17898 build_string_literal, expand_builtin_printf,
17899 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
17900 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
17901 fold_builtin_isdigit, simplify_builtin_strstr,
17902 simplify_builtin_strpbrk, fold_builtin_fputs,
17903 simplify_builtin_sprintf): Use build_int_cst.
17904 * c-common.c (start_fname_decls, fix_string_type,
17905 c_common_nodes_and_builtins, c_init_attributes,
17906 shorten_compare): Likewise.
17907 * c-decl.c (complete_array_type,
17908 check_bitfield_type_and_width): Likewise.
17909 * c-lex.c (interpret_integer, lex_charconst): Likewise.
17910 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
17911 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17912 * c-typeck.c (really_start_incremental_init, push_init_level,
17913 set_nonincremental_init_from_string): Likewise.
17914 * calls.c (load_register_parameters): Likewise.
17915 * convert.c (convert_to_pointer): Likewise.
17916 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
17917 build_fn_info_type, build_ctr_info_value, build_gcov_info):
17919 * except.c (init_eh, assign_filter_values, assign_filter_values):
17921 * expmed.c (store_fixed_bit_field, extract_bit_field,
17922 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
17923 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
17924 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
17925 * expr.c (convert_move, emit_group_load, emit_group_store,
17926 expand_assignment, store_constructor, store_field,
17927 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
17928 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
17929 invert_truthvalue, optimize_bit_field_compare,
17930 decode_field_reference, all_ones_mask_p, constant_boolean_node,
17931 fold_div_compare, fold, fold_read_from_constant_string,
17932 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17933 * function.c (assign_parm_setup_block): Likewise.
17934 * stmt.c (shift_return_value, expand_end_case_type,
17935 estimate_case_costs): Likewise.
17936 * stor-layout.c (layout_type, initialize_sizetypes,
17937 set_min_and_max_values_for_integral_type): Likewise.
17938 * tree-chrec.c (chrec_fold_multiply_poly_poly,
17939 reset_evolution_in_loop): Likewise.
17940 * tree-chrec.h (build_polynomial_chrec): Likewise.
17941 * tree-complex.c (build_replicated_const): Likewise.
17942 * tree-eh.c (honor_protect_cleanup_actions,
17943 lower_try_finally_onedest, lower_try_finally_copy,
17944 lower_try_finally_switch): Likewise.
17945 * tree-mudflap.c (mf_build_string, mx_register_decls,
17946 mudflap_register_call, mudflap_enqueue_constant): Likewise.
17947 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
17948 * tree-pretty-print.c (dump_generic_node): Likewise.
17949 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
17951 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
17952 * tree-ssa-loop-niter.c (number_of_iterations_cond,
17953 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
17956 * config/alpha/alpha.c (alpha_initialize_trampoline,
17957 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
17958 * config/arm/arm.c (arm_get_cookie_size): Likewise.
17959 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
17960 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17961 * config/i860/i860.c (i860_va_start): Likewise.
17962 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
17963 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
17964 mips_gimplify_va_arg_expr): Likewise.
17965 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
17966 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
17967 add_compiler_branch_island): Likewise.
17968 * config/s390/s390.c (s390_va_start): Likewise.
17969 * config/sh/sh.c (sh_va_start): Likewise.
17970 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
17972 * config/xtensa/xtensa.c (xtensa_va_start,
17973 xtensa_gimplify_va_arg_expr): Likewise.
17975 * objc/objc-act.c (build_objc_string_object,
17976 build_objc_symtab_template, init_def_list, init_objc_symtab,
17977 init_module_descriptor, generate_static_references,
17978 build_selector_translation_table, get_proto_encoding,
17979 build_typed_selector_reference, build_selector_reference,
17980 build_next_objc_exception_stuff,
17981 build_method_prototype_list_template, generate_descriptor_table,
17982 generate_protocols, build_protocol_initializer,
17983 build_ivar_list_template, build_method_list_template,
17984 build_ivar_list_initializer, generate_ivars_list,
17985 generate_dispatch_table, generate_protocol_list,
17986 build_category_initializer, build_shared_structure_initializer,
17987 generate_shared_structures, handle_impent,
17988 generate_objc_image_info): Use build_int_cst.
17990 2004-08-15 Ben Elliston <bje@au.ibm.com>
17992 * vec.h: Comment improvements.
17994 2004-08-14 Roger Sayle <roger@eyesopen.com>
17996 * c-common.c (shorten_compare, pointer_int_sum,
17997 c_common_truthvalue_conversion, boolean_increment): Replace calls
17998 to build with calls to buildN.
17999 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
18000 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
18001 gimplify_switch_stmt): Likewise.
18002 * c-typeck.c (default_function_array_conversion,
18003 build_component_ref, build_array_ref, build_function_call,
18004 pointer_diff, build_unary_op, build_conditional_expr,
18005 build_compound_expr, build_modify_expr, c_finish_goto_label,
18006 c_finish_goto_ptr, c_finish_return, c_finish_loop,
18007 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
18008 build_binary_op): Likewise.
18010 2004-08-15 Steven Bosscher <stevenb@suse.de>
18012 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
18014 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18016 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
18017 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
18018 * fixinc/fixincl.x: Rebuilt.
18020 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
18022 * config/mips/mips-protos.h (mips_symbolic_constant_p)
18023 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
18024 (mips_small_data_pattern_p): Declare.
18025 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
18026 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
18027 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
18028 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
18029 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
18030 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
18031 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
18032 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
18033 (pc_or_label_operand, call_insn_operand, move_operand)
18034 (consttable_operand, symbolic_operand, general_symbolic_operand)
18035 (global_got_operand, local_got_operand, stack_operand)
18036 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
18037 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
18038 (mips_small_data_pattern_p): Replace previous small_data_pattern
18039 predicate. Turn into a bool () (rtx) function.
18040 * config/mips/predicates.md: New file.
18041 * config/mips/mips.md: Include it. Use the target-independent
18042 comparison_operator instead of cmp_op. Rename trap_cmp_op to
18043 trap_comparison_operator and equality_op to equality_operator.
18044 Replace uses of small_int with the equivalent const_arith_operand.
18045 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
18046 const_float_1_operand to const_1_operand. Rename fcc_register_operand
18047 to fcc_reload_operand.
18048 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
18050 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18052 PR libstdc++/17005 partial fix.
18053 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
18054 except when generating ANSI/C89 code.
18056 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
18058 * c-common.c (shorten_compare): Use force_fit_type directly.
18060 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
18061 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
18062 Dave Korn <dk@artimi.com>
18064 * doc/install.texi (Building): Avoid duplicate reference to GNU
18066 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
18068 2004-08-14 Richard Henderson <rth@redhat.com>
18070 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
18071 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
18073 2004-08-13 Richard Henderson <rth@redhat.com>
18075 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
18076 for constant_call_address_operand.
18077 (call_value_pop_1, call_value_1): Likewise.
18078 (sibcall_value_1, call_value_1_rex64): Likewise.
18080 2004-08-13 James E Wilson <wilson@specifixinc.com>
18082 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
18083 Correct mode from SFmode to DFmode.
18085 2004-08-13 Ziemowit Laski <zlaski@apple.com>
18087 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
18088 __cstring_object and __image_info sections with the no_dead_strip
18091 2004-08-13 Roger Sayle <roger@eyesopen.com>
18092 David Billinghurst <David.Billinghurst@riotinto.com>
18094 PR libgfortran/15930
18095 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
18096 * fixinc/fixincl.x: Regenerate.
18097 * fixinc/tests/base/internal/math_core.h: New file.
18099 2004-08-13 Richard Henderson <rth@redhat.com>
18101 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
18102 (dbxout_function_end): Remove ifdefs for it.
18103 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
18105 2004-08-13 Richard Henderson <rth@redhat.com>
18107 * Makefile.in (insn-preds.o): Depend on TREE_H.
18108 * genpreds.c (write_insn_preds_c): Include tree.h.
18109 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
18110 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
18111 const48_operand, and_operand, or_operand, mode_width_operand,
18112 mode_mask_operand, mul8_operand, const0_operand,
18113 hard_fp_register_operand, hard_int_register_operand,
18114 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
18115 samegp_function_operand, direct_call_operand, small_symbolic_operand,
18116 global_symbolic_operand, call_operand, symbolic_operand,
18117 dtp16_symbolic_operand, dtp32_symbolic_operand,
18118 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
18119 gottp_symbolic_operand, alpha_comparison_operator,
18120 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
18121 signed_comparison_operator, alpha_fp_comparison_operator,
18122 divmod_operator, fix_operator, aligned_memory_operand,
18123 unaligned_memory_operand, reg_or_unaligned_mem_operand,
18124 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
18125 reg_no_subreg_operand, addition_operation): Move to predicates.md.
18126 (reg_or_const_int_operand): Remove. Replace all users with
18127 reg_or_cint_operand.
18128 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
18129 (resolve_reload_operand): Split out of aligned_memory_operand.
18130 * config/alpha/alpha-protos.h: Update for exports.
18131 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
18132 * config/alpha/alpha.md: Include predicates.md.
18133 * config/alpha/predicates.md: New file.
18135 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
18137 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
18138 fields with a pointer to the instruction definition.
18139 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
18140 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
18141 (write_attr_case, write_const_num_delay_slots): Update accordingly.
18142 (write_attr_case, write_const_num_delay_slots): Write the name of
18143 an insn next to its case statement.
18144 * genoutput.c (data): Add a filename field.
18145 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
18146 (output_insn_data): Print the location of each insn definition.
18147 * genrecog.c (write_action): Print the name of an insn above
18148 the statement that returns its code.
18150 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
18152 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
18153 * config/libgloss.h: Likewise.
18154 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
18155 * c4x/c4x-modes.def: Likewise.
18156 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
18157 (c4x_rptb_nop_p): Likewise.
18158 (c4x_rptb_valid_p): Likewise.
18159 (c4x_rptb_insert): Likewise.
18160 (c4x_address_conflict): Likewise.
18161 * config/c4x/c4x.md: Likewise.
18162 * config/frv/frv.md: Likewise.
18163 * config/i386/athlon.md: Likewise.
18164 * config/i386/i386.md: Likewise.
18165 * config/i386/predicates.md: Likewise.
18166 * config/ia64/ia64.c: Likewise.
18167 * config/ia64/itanium1.md: Likewise.
18168 * config/ia64/itanium2.md: Likewise.
18169 * config/iq2000/iq2000.md: Likewise.
18170 * config/mcore/mcore.c: Likewise.
18171 * config/mips/mips.c: Likewise.
18172 * config/mips/r3900.h: Likewise.
18173 * config/mips/sb1.md: Likewise.
18174 * config/pa/milli64.S: Likewise.
18175 * config/pa/pa.c: Likewise.
18176 * config/pa/pa.h: Likewise.
18177 * config/rs6000/8540.md: Likewise.
18179 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
18181 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
18183 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
18185 * sh.md (cbranch define_delay) Use cond_delay_slot for
18186 non-anulled condition too.
18188 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18190 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
18191 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
18192 any_parallel_operand, lmw_operation, stmw_operation,
18193 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
18194 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
18195 any_parallel_operand.
18196 (return_and_restore_fpregs_{si,di}): Same.
18198 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18200 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
18201 if pred->singleton != PARALLEL, issue a warning and pretend it was.
18202 Also issue a warning for any predicate we don't know about.
18204 2004-08-12 Richard Henderson <rth@redhat.com>
18206 * config/i386/i386.c (internal_label_prefix): Export.
18207 (internal_label_prefix_len, struct ix86_address,
18208 ix86_decompose_address, maybe_get_pool_constant,
18209 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
18210 memory_address_length): Export.
18211 (any_fp_register_operand, fp_register_operand,
18212 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
18213 x86_64_general_operand, x86_64_szext_general_operand,
18214 x86_64_nonmemory_operand, x86_64_movabs_operand,
18215 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
18216 x86_64_zext_immediate_operand, const_int_1_31_operand,
18217 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
18218 tls_symbolic_operand, global_dynamic_symbolic_operand,
18219 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
18220 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
18221 constant_call_address_operand, const0_operand, const1_operand,
18222 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
18223 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
18224 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
18225 general_no_elim_operand, nonmemory_no_elim_operand,
18226 index_register_operand, q_regs_operand, flags_reg_operand,
18227 non_q_regs_operand, zero_extended_scalar_load_operand,
18228 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
18229 ix86_comparison_operator, ix86_carry_flag_operator,
18230 fcmov_comparison_operator, promotable_binary_operator,
18231 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
18232 mult_operator, div_operator, arith_or_logical_operator,
18233 memory_displacement_operand, cmpsi_operand, long_memory_operand,
18234 aligned_operand): Move to predicates.md as define_predicates.
18235 (tls_symbolic_operand_1): Remove.
18236 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
18237 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
18238 (legitimize_address): Merge tls_symbolic_operand contents.
18239 (ix86_expand_move): Likewise.
18240 * config/i386/i386-protos.h: Update for exports.
18241 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
18242 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
18243 * config/i386/i386.md: Include predicates.md.
18244 * config/i386/predicates.md: New file.
18246 2004-08-13 Mark Mitchell <mark@codesourcery.com>
18249 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
18251 (i386_pe_mark_dllimport): Likewise.
18252 (i386_pe_encode_section_info): Likewise, when overriding
18253 dllimport attribute.
18255 2004-08-12 Geoffrey Keating <geoffk@apple.com>
18257 * configure.ac: When testing for flex, nm, ar, and bison, check
18258 that they will actually be built.
18259 * configure: Regenerate.
18261 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
18263 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
18264 (MOVE_MAX_PIECES): Define.
18266 2004-08-12 Devang patel <dpatel@apple.com>
18268 * dbxout.c (dbxout_begin_prologue): New function.
18269 (dbx_debug_hooks): Use new begin prologue hook.
18270 (dbxout_function_end): Emit N_ENSYM.
18271 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
18273 2004-08-12 Janis Johnson <janis187@us.ibm.com>
18275 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
18276 argument is float*.
18278 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
18281 * doc/extend.texi (AltiVec builtins): Fix description for recent
18282 changes. Update operation list to match current support.
18284 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
18286 * config/s390/s390.c (struct s390_frame_layout): New struct as element
18287 of struct machine_function.
18288 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
18290 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
18292 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
18293 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
18294 (s390_frame_area, s390_register_info): New functions.
18295 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
18297 (s390_return_addr_rtx, s390_return_address_offset)
18298 (s390_va_start, s390_gimplify_va_arg)
18299 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
18301 (s390_frame_info): Functionality partly moved to s390_register_info.
18302 Made adaptions for new stack layout.
18303 (save_gprs, restore_gprs): Changed meaning of second parameter and
18304 adapted all callers.
18306 * config/s390/s390.h (s390_backchain_string): New global variable.
18307 (MASK_BACKCHAIN): Removed definition.
18308 (TARGET_BACKCHAIN): Changed check.
18309 (TARGET_KERNEL_BACKCHAIN): New macro.
18310 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
18311 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
18312 "kernel-backchain".
18313 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
18315 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
18316 as condition. Adjusted for new stack layout.
18318 * doc/invoke.texi: Added documentation for new option
18319 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
18322 2004-08-12 Paul Brook <paul@codesourcery.com>
18324 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
18325 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
18327 2004-08-12 David Daney <ddaney@avtrex.com>
18329 * java/gcj.texi: Add subsection on signal usage.
18331 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18333 * expr.c (move_by_pieces): Set alignment for move to minimum of
18334 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
18335 alignment, but not less than the original alignment.
18336 (move_by_pieces_ninsns): Same.
18337 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
18338 (store_by_pieces_1): Same.
18340 2004-08-12 Diego Novillo <dnovillo@redhat.com>
18342 PR tree-optimization/16867
18343 * tree.c (is_global_var): New function.
18344 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
18345 Call is_global_var.
18346 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
18348 (is_global_var): Declare.
18349 * tree-dfa.c (dump_variable): Display global and addressable
18351 (add_referenced_var): Clarify documentation when marking
18352 variables call-clobbered.
18353 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
18354 instead of needs_to_live_in_memory.
18355 (mark_call_clobbered): If the variable is a tag, mark it
18357 * tree-gimple.c (is_gimple_reg): Don't check for
18359 (is_gimple_non_addressable): Likewise.
18360 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
18361 needs to be marked call-clobbered.
18362 (setup_pointers_and_addressables): Call is_global_var instead
18363 of needs_to_live_in_memory.
18364 * tree-ssa-dce.c (need_to_preserve_store): Remove.
18365 Update all users with is_global_var.
18366 (mark_stmt_if_obviously_necessary): Fix processing of aliased
18367 stores. Don't check the virtual definitions. Rather, check
18368 whether the store is going into global memory.
18369 (find_obviously_necessary_stmts): Get the symbol from the PHI
18371 * tree-ssa-operands.c (get_call_expr_operands): Do not add
18372 clobbering may-defs if the call does not have side effects.
18374 2004-08-12 Jakub Jelinek <jakub@redhat.com>
18377 * output.h (default_function_rodata_section,
18378 default_no_function_rodata_section): New prototypes.
18379 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
18380 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18381 (TARGET_ASM_OUT): Add it.
18382 * varasm.c (default_function_rodata_section,
18383 default_no_function_rodata_section): New functions.
18384 * final.c (final_scan_insn): Call
18385 targetm.asm_out.function_rodata_section instead of
18386 readonly_data_section.
18387 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18388 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18389 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18390 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18392 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18393 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18395 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18397 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18398 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18399 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
18401 2004-08-12 Paul Brook <paul@codesourcery.com>
18403 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
18405 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
18406 DWARF2_UNWIND_INFO.
18408 2004-08-12 Ben Elliston <bje@au.ibm.com>
18411 * config/rs6000/altivec.h: Change vector to __vector throughout.
18412 (Except for the `vector' macro itself).
18414 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18416 * genpreds.c: Add capability to generate predicate bodies as
18417 well as function prototypes. Write function prototypes for
18418 the generic predicates too.
18419 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
18420 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
18421 (write_match_code, write_predicate_expr, write_one_predicate_function)
18422 (parse_option): New functions.
18423 (output_predicate_decls): Delete.
18424 (main): Read the machine description, process DEFINE_PREDICATE or
18425 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
18428 * genrecog.c (struct decision_test): Replace index with
18429 struct pred_data pointer.
18430 (next_index): Remove, unused.
18431 (pred_table, preds, special_mode_pred_table): Delete.
18432 (compute_predicate_codes, process_define_predicate): New functions.
18433 (validate_pattern, add_to_sequence, write_switch): Update for
18434 new data structures.
18435 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18436 Check both error_count and have_error.
18438 * gensupport.c (in_fname, first_predicate): New globals.
18439 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
18440 (predicate_table, last_predicate, old_pred_table)
18441 (old_special_pred_table): New statics.
18442 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
18443 (add_predicate, init_predicate_table): New functions.
18444 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18445 (init_md_reader_args_cb): Use the global in_fname. No need to zero
18446 it or max_include_len. Call init_predicate_table.
18447 (read_rtx): Run the predicate queue after the attribute queue
18448 but before all the others.
18449 * gensupport.h (in_fname, struct pred_data, first_predicate)
18450 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
18451 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
18452 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
18453 * dummy-conditions.c: Don't include bconfig.h, system.h,
18454 coretypes.h, tm.h, or system.h. Do include stddef.h.
18455 Duplicate declaration of struct c_test from gensupport.h.
18457 * Makefile.in (OBJS-common): Add insn-preds.o.
18458 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
18459 (insn-preds.c, insn-preds.o): New rules.
18460 (s-preds): Also generate insn-preds.c.
18461 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
18462 Update dependencies.
18463 (print-rtl.o, print-rtl1.o): Correct dependencies.
18465 * recog.h: Delete prototypes of predicate functions.
18467 * doc/md.texi (Predicates): New section with complete
18468 documentation of operand/operator predicates. Remove some
18469 incomplete documentation of predicates from other places.
18470 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
18471 PREDICATE_CODES; indicate that both are deprecated in favor
18472 of define_predicate/define_special_predicate.
18474 * config/ia64/ia64.c: All predicate function definitions moved
18476 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
18477 (ia64_expand_load_address, ia64_expand_move):
18478 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
18480 * config/ia64/ia64.md: All predicates now defined here.
18481 (symbolic_operand): Is now a special predicate.
18483 * config/ia64/ia64.h: Declare ia64_section_threshold.
18484 (PREDICATE_CODES): Delete.
18486 2004-08-12 Richard Henderson <rth@redhat.com>
18488 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
18489 * c-semantics.c (add_stmt): Set it.
18490 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
18491 before instantiating a variable sized type.
18493 2004-08-12 Richard Henderson <rth@redhat.com>
18495 * stor-layout.c (round_up, round_down): Move ...
18496 * fold-const.c (round_up, round_down): ... here. Use
18497 multiple_of_p to avoid any arithmetic at all.
18499 2004-08-12 Richard Henderson <rth@redhat.com>
18501 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
18502 (gimplify_init_ctor_preeval_1): New.
18503 (gimplify_init_ctor_preeval): New.
18504 (gimplify_init_ctor_eval): New.
18505 (gimplify_init_constructor): Use them. Always gimplify the LHS
18508 2004-08-12 Ziemowit Laski <zlaski@apple.com>
18510 (This patch is part of merge of objc-improvements-branch
18513 * doc/frontends.texi: Mention Objective-C++ in addition to
18515 * doc/install.texi: Add 'obj-c++' to list of configurable
18517 * doc/invoke.texi: Rename Objective-C option headings to
18518 indicate they also apply to Objective-C++. List file
18519 extensions for Objective-C++ sources. Mention that
18520 ObjC and ObjC++ compilations may also use C and C++ options,
18521 respectively. Point users to doc/standards.texi for
18522 further info on ObjC and ObjC++.
18523 * doc/sourcebuild.texi: Mention the objcp/ directory and
18524 the Objective-C++ sources it contains.
18525 * doc/standards.texi: Update link to Apple ObjC site;
18526 add link to gcc readings.html WWW doc.
18528 2004-08-12 Alan Modra <amodra@bigpond.net.au>
18530 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
18531 and 2004-07-14 changes.
18533 2004-08-12 Paul Brook <paul@codesourcery.com>
18535 * doc/invoke.texi: Fix typo.
18537 2004-08-11 Devang Patel <dpatel@apple.com>
18539 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
18540 and -no_dead_strip_inits_and_terms.
18542 * doc/invoke.texi (Darwin Options): Document -dead_strip and
18543 -no_dead_strip_inits_and_terms.
18545 2004-08-11 Paul Brook <paul@codesourcery.com>
18547 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
18548 (arm_load_pic_register): ... to this.
18549 * config/arm/arm.c (arm_finalize_pic): Rename ...
18550 (arm_load_pic_register): ... to this. Always output insns at the
18551 current location. Load via low reg in thumb mode.
18552 (arm_expand_prologue): Call arm_load_pic_register.
18553 (thumb_expand_prologue): Ditto.
18554 * config/arm/arm.h (FINALIZE_PIC): Remove.
18555 * config/arm/arm.md (builtin_setjmp_receiver): Call
18556 arm_load_pic_register.
18558 2004-08-11 Paul Brook <paul@codesourcery.com>
18560 * arm.c (thumb_force_lr_save): Add prototype.
18561 (thumb_compute_save_reg_mask): New function.
18562 (thumb_find_work_register): New function.
18563 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
18564 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
18565 Don't clobber r3 when removing pretend args.
18566 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
18567 (thumb_output_function_prologue): Use new functions.
18568 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
18569 * arm.h (THUMB_REG_PUSHED_P): Remove.
18571 2004-08-11 James E Wilson <wilson@specifixinc.com>
18573 PR rtl-optimization/16490
18574 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
18575 global_live_at_end for new basic block if already set for other blocks.
18577 2004-08-11 David Edelsohn <edelsohn@gnu.org>
18579 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
18581 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
18582 (mfcr rlwinm rlwinm patterns): Set length to 12.
18584 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
18586 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
18587 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
18588 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
18589 (start_ssa_stmt_operands): Delete.
18590 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
18591 struct stmt_operands_d.
18592 (build_ssa_operands): New extern entry point.
18593 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
18594 building code, replace with create_ssa_artficial_load_stmt().
18595 * tree-ssa-operands.c (struct voperands_d): Delete.
18596 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
18597 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
18598 (free_uses, free_defs, free_vuses, free_v_may_defs,
18599 free_v_must_defs): Remove dealloc parameter.
18600 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
18601 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
18602 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
18603 vector comparisons, ssa_name reuse, and allocations here.
18604 (verify_start_operands): Delete.
18605 (finalize_ssa_stmt_operands): Set new operands by calling finalize
18607 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
18608 (append_def, append_usei): Simplify to simple accumulation.
18609 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
18610 duplicates and simple accumulation.
18611 (free_ssa_operands): Free vectors in a stmt_operand structure.
18612 (build_ssa_operands): New. Create a new stmt_operand structure from
18613 a stmt and an old set of stmt_operands.
18614 (get_stmt_operands): Simplify and call build_ssa_operands.
18615 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
18616 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
18617 add_call_read_ops): Don't pass prev_vops around anymore.
18618 (note_addressable): Return if no stmt annotation.
18619 (copy_virtual_operands): Access v_may_def operands through a struct.
18620 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
18621 hash tables without treating the stmt as a real stmt.
18622 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
18623 v_may_def def and use through a struct instead of 2 array elements.
18624 (struct v_may_def_optype_d): Use v_may_def_operand_type.
18625 (struct stmt_operands_d): New. Struct for storing all operand vectors.
18627 2004-08-11 Nick Clifton <nickc@redhat.com>
18629 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
18630 this funciton's behaviour. Return true when the current function
18631 has a section attribute and -mlong-calls is in effect.
18632 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
18633 short-call marker when -mlong-calls is in effect and the function
18634 has a section attribute.
18636 2004-08-10 Zack Weinberg <zack@codesourcery.com>
18638 * stmt.c (expand_return): If asked to return the RESULT_DECL,
18639 just call expand_value_return on result_rtl.
18641 2004-08-10 Richard Henderson <rth@redhat.com>
18643 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
18644 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
18645 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
18646 (add_location_or_const_value_attribute): ... not here. Use
18647 loc_descriptor_from_tree if possible.
18648 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
18649 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
18651 (loc_descriptor_from_tree): New. Update callers.
18652 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
18653 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
18654 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
18655 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
18656 and BUILT_IN_STACK_RESTORE.
18657 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
18658 * stmt.c (expand_stack_alloc): Remove.
18659 * tree-mudflap.c (mx_register_decls): Don't look for
18660 BUILT_IN_STACK_ALLOC.
18661 * tree-nested.c (convert_local_reference): Likewise.
18662 * tree.h (DECL_VALUE_EXPR): New.
18664 2004-08-10 Richard Henderson <rth@redhat.com>
18666 * stor-layout.c (round_up): Check for 0/1 before dividing.
18667 (round_down): Likewise.
18669 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
18671 2004-08-09 Mark Mitchell <mark@codesourcery.com>
18673 * config.gcc (arm*-*-eabi*): New target.
18674 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
18675 (TARGET_LIB_INT_CMP_BIASED): Likewise.
18676 * expmed.c (expand_divmod): Try a two-valued divmod function as a
18678 * gthr.h: Remove bogus tokens at end of #pragma.
18679 * optabs.c (expand_twoval_binop_libfunc): New function.
18680 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
18681 (prepare_float_lib_cmp): Try reversing the condition.
18682 (debug_optab_libfuncs): New function.
18683 * optabs.h (expand_twoval_binop_libfunc): Declare.
18684 * config/arm/arm.c (arm_init_libfuncs): New function.
18685 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
18686 (TARGET_INIT_LIBFUNCS): Define it.
18687 * config/arm/arm.h (TARGET_BPABI): New macro.
18688 * config/arm/arm-protos.h
18689 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
18690 * config/arm/bpabi.S: New file.
18691 * config/arm/bpabi.c: Likewise.
18692 * config/arm/bpabi.h: Likewise.
18693 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
18694 (__aeabi_drsub): Likewise.
18695 (__aeabi_dsub): Likewise.
18696 (__aeabi_dadd): Likewise.
18697 (__aeabi_ui2d): Likewise.
18698 (__aeabi_i2d): Likewise.
18699 (__aeabi_f2d): Likewise.
18700 (__aeabi_dmul): Likewise.
18701 (__aeabi_ddiv): Likewise.
18702 (__aeabi_cdrcmple): Likewise.
18703 (__aeabi_cdcmpeq): Likewise.
18704 (__aeabi_cdcmple): Likewise.
18705 (__aeabi_dcmpeq): Likewise.
18706 (__aeabi_dcmplt): Likewise.
18707 (__aeabi_dcmple): Likewise.
18708 (__aeabi_dcmpge): Likewise.
18709 (__aeabi_dcmpgt): Likewise.
18710 (__aeabi_dcmpun): Likewise.
18711 (__aeabi_d2iz): Likewise.
18712 (__aeabi_d2uiz): Likewise.
18713 (__aeabi_d2f): Likewise.
18714 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
18715 (__aeabi_frsub): Likewise.
18716 (__aeabi_fsub): Likewise.
18717 (__aeabi_fadd): Likewise.
18718 (__aeabi_ui2f): Likewise.
18719 (__aeabi_i2f): Likewise.
18720 (__aeabi_fmul): Likewise.
18721 (__aeabi_fdiv): Likewise.
18722 (__aeabi_cfrcmple): Likewise.
18723 (__aeabi_cfcmpeq): Likewise.
18724 (__aeabi_cfcmple): Likewise.
18725 (__aeabi_fcmpeq): Likewise.
18726 (__aeabi_fcmplt): Likewise.
18727 (__aeabi_fcmple): Likewise.
18728 (__aeabi_fcmpge): Likewise.
18729 (__aeabi_fcmpgt): Likewise.
18730 (__aeabi_fcmpun): Likewise.
18731 (__aeabi_f2iz): Likewise.
18732 (__aeabi_f2uiz): Likewise.
18733 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
18734 (__aeabi_uidivmod): New function or alias.
18735 (__aeabi_idivmod): Likewise.
18736 (__aeabi_idiv0): Likewise.
18737 (__aeabi_ldiv0): Likewise.
18738 (__aeabi_llsr): Likewise.
18739 (__aeabi_lasr): Likewise.
18740 (__aeabi_llsl): Likewise.
18741 (bpabi.S): Include it.
18742 * config/arm/libgcc-bpabi.ver: New file.
18743 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
18744 (LINK_SPEC): Remove.
18745 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
18747 * config/arm/t-bpabi: New file.
18748 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
18749 (TARGET_LIB_INT_CMP_BIASED): Likewise.
18751 2004-08-10 David Edelsohn <edelsohn@gnu.org>
18753 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
18754 * config/rs6000/rs6000.md (clrmemsi): New pattern.
18755 * config/rs6000/rs6000.c (expand_block_clear): New function.
18756 (expand_block_move): Convert alignment to bits. Use SImode and
18757 HImode for unaligned addresses if not STRICT_ALIGNMENT.
18759 2004-08-10 Caroline Tice <ctice@apple.com>
18761 * varasm.c (unlikely_section_label): New global variable.
18762 (unlikely_text_section_name): New global variable.
18763 (text_section): Remove alignment statement.
18764 (unlikely_text_section): Remove alignment statement; use
18765 unlikely_section_label rather than hard-coded string.
18766 (assemble_start_function): Initialize unlikely_section_label and
18767 unlikely_text_section_name; make sure cold section is properly
18768 aligned at start of function; output unlikely_section_label if
18771 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
18773 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
18774 * config/s390/s390.c (s390_canonicalize_comparison): New function.
18775 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
18776 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
18777 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
18778 ("*tmqi_mem"): Remove SUBREG from pattern.
18779 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
18780 ("*andsi3_cconly"): Likewise.
18782 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
18785 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
18787 2004-08-10 Janis Johnson <janis187@us.ibm.com>
18789 * doc/sourcebuild.texi (compat testing): Document available test
18790 framework commands. Use the preferred spelling of DejaGnu.
18792 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
18794 * lambda.h: Add matrix type, and prototypes for remainder of
18795 matrix and vector functions.
18796 (lambda_vector_mult_const): New function.
18797 (lambda_vector_negate): Ditto.
18798 (lambda_vector_add): Ditto.
18799 (lambda_vector_add_mc): Ditto.
18800 (lambda_vector_copy): Ditto.
18801 (lambda_vector_zerop): Ditto.
18802 (lambda_vector_equal): Ditto.
18803 (lambda_vector_min_nz): Ditto.
18804 (lambda_vector_first_nz): Ditto.
18805 (lambda_vector_matrix_mult): Ditto.
18806 * lambda-mat.c: New file.
18807 * Makefile.in (lambda-mat.o): New.
18809 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
18811 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
18812 after linking stmt into the program.
18813 (bsi_remove): Don't call modify_stmt.
18814 * tree-complex.c (update_complex_assignment,
18815 expand_complex_comparison): Call modify_stmt after changing the stmt.
18816 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
18818 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
18819 the stmt, and only if needed.
18820 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
18822 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
18823 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
18824 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
18825 (eliminate_redundant_computations): Don't pass an annotation. Call
18826 modify_stmt rather than setting the annotation directly.
18827 (record_equivalences_from_stmt): Remove unused local 'j'.
18828 (cprop_operand): Take a stmt rather than an annotation as a parameter.
18830 (cprop_into_stmt): Pass stmt rather than annotation.
18831 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
18832 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
18834 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
18836 2004-08-10 Jason Merrill <jason@redhat.com>
18838 PR middle-end/16948
18839 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
18842 2004-08-10 Geoffrey Keating <geoffk@apple.com>
18844 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
18847 2004-08-10 Roger Sayle <roger@eyesopen.com>
18849 * config/mips/mips.md: New reciprocal square root patterns that
18850 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
18852 2004-08-10 Paul Brook <paul@codesourcery.com>
18854 * config/arm/arm-protos.h (arm_set_return_address,
18855 thumb_set_return_address): Add prototypes.
18856 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
18857 * config/arm/arm.c (arm_compute_func_type,
18858 use_return_insn, arm_compute_save_reg0_reg12_mask,
18859 arm_compute_save_reg_mask, arm_output_function_prologue,
18860 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
18861 current_function_calls_eh_return.
18862 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
18864 (arm_set_return_address, thumb_set_return_address): New functions.
18865 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
18866 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
18867 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
18868 (epilogue): Use the stackadj register.
18869 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
18871 2004-08-10 Jakub Jelinek <jakub@redhat.com>
18874 * expr.c (move_by_pieces_ninsns): Add max_size argument.
18875 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
18876 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
18877 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
18878 but using MOVE_RATIO.
18879 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
18880 (can_store_by_pieces): Change max_size type to unsigned int.
18881 (store_by_pieces_1): Likewise. Pass max_size to
18882 move_by_pieces_ninsns.
18883 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
18884 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
18885 to move_by_pieces_ninsns.
18886 (STORE_BY_PIECES_P): Define.
18887 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
18888 to move_by_pieces_ninsns.
18889 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
18891 * config/i386/i386.h (CLEAR_RATIO): Define.
18893 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18895 * expr.c (expand_expr_real_1): Add back code that was not dead.
18897 2004-08-09 Andrew Pinski <apinski@apple.com>
18899 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
18900 which is found to be compatible before returning the aliasing set.
18902 2004-08-09 Daniel Jacobowitz <dan@debian.org>
18904 * ggc-zone.c (struct alloc_zone): Add statistics counters.
18905 (always_collect): New flag.
18906 (ggc_alloc_zone_1): Update statistics support. Don't include
18907 overhead in allocated counter.
18908 (sweep_pages): Update allocated counter for large pages. Don'y
18910 (ggc_collect_1): Always collect.
18911 (ggc_collect): Honor always_collect flag. Sum all zones to decide
18912 whether to collect.
18913 (SCALE, LABEL): New macros.
18914 (ggc_print_statistics): Add statistics support.
18916 2004-08-09 Roger Sayle <roger@eyesopen.com>
18918 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
18919 (init_expmed): Fix potential overrun problem with "all.reg".
18920 (expand_sdiv2_pow2): Add an alternate implementation for signed
18921 division, if the target provides a suitable conditional move insn.
18923 2004-08-09 Paul Brook <paul@codesourcery.com>
18924 Richard Henderson <rth@redhat.com>
18926 * unwind-dw2.c (uw_install_context_1): Update target saved stack
18929 2004-08-09 Geoffrey Keating <geoffk@apple.com>
18931 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
18932 Check DATA limit only if there's no AS limit. Ignore insanely
18934 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
18935 but take care that the AS limit isn't overrun.
18936 * doc/invoke.texi: Update documentation of min-heapsize parameter.
18938 2004-08-09 Jeff Law <law@redhat.com>
18940 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
18941 (tree-ssa-threadupdate.o): Add dependencies.
18942 * tree-ssa-threadupdate.c: New file.
18943 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
18944 (rewrite_vars_out_of_ssa): Remove prototype.
18945 (cleanup_tree_cfg): Returns a bool.
18946 * tree.h (thread_through_all_blocks): Prototype.
18947 * tree-outof-ssa.c (SSANORM_*): Move into here.
18948 (remove_ssa_form): Now static.
18949 (rewrite_vars_out_of_ssa): Kill.
18950 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
18951 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
18952 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
18953 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
18954 anything was changed.
18955 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
18956 from the PHI's annotation rather than the edge associated with
18958 * tree-ssa-dom.c (redirection_edges): Kill.
18959 (redirect_edges_and_update_ssa_graph): Kill.
18960 (tree_ssa_dominator_optimize): Do not reset forwardable flag
18961 for blocks anymore. Do not initialize redirection_edges.
18962 Call thread_through_all_blocks. Simplify code for cleanup
18963 of the CFG and iterating. No longer call cleanup_tree_cfg
18964 outside the iteration loop.
18965 (thread_across_edge): No longer mess with forwardable blocks.
18967 2004-08-09 Zack Weinberg <zack@codesourcery.com>
18969 * explow.c (memory_address): Use memory_address_p.
18970 * recog.c (general_operand): Likewise.
18971 * regrename.c: No need to define REG_OK_STRICT.
18973 2004-08-09 Steven Bosscher <stevenb@suse.de>
18975 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
18977 * gcse.c: Include timevar.h.
18978 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
18979 and global_copy_prop_count.
18980 (local_const_prop_count, local_copy_prop_count): New static globals.
18981 (gcse_main): Set the right timevar for each pass.
18982 (cprop_jump): Increment global_const_prop_count when a constant is
18983 propagated. Add "GLOBAL" to dump output.
18984 (cprop_insn): Increment global_const_prop_count when a constant is
18985 propagated, or global_copy_prop_count when a copy is propagated.
18986 (do_local_cprop): Likewise for local_const_prop_count and
18987 local_copy_prop_count.
18988 (one_cprop_pass): Initialize const/cprop counters to zero.
18989 Print out results of local and global const/cprop separately.
18990 (bypass_block): Break over-length line.
18991 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
18992 for bb-reorder.o and tracer.o.
18994 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18996 * Makefile.in (GTFILES): Remove stmt.c
18997 (stmt.o): Do not depend on gt-stmt.h.
18998 * emit-rtl.c (emit_line_note): Do not call
18999 set_file_and_line_for_stmt.
19000 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
19002 * function.c (free_after_parsing): Do not free STMT field.
19003 (allocate_struct_function): Do not call init_stmt_for_function.
19004 (assign_stack_temp_for_type): Do not accept values of keep
19006 (init_temp_slots): Do not initialize removed variables.
19007 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
19008 and X_VAR_TEMP_SLOT_LEVEL fields.
19009 * rtl.h (set_file_and_line_for_stmt): Remove.
19010 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
19011 struct stmt_status, cond_stack, case_stack, nesting_stack,
19012 nesting_depth, emit_locus, set_file_and_line_for_stmt,
19013 same_case_target_p, init_stmt_for_function, emit_nop,
19014 expand_start_cond, expand_start_elseif, expand_start_else,
19015 expand_elseif, expand_end_cond): Remove.
19016 (preserve_subexpressions_p): Remove references to CFUN->STMT.
19017 (expand_start_case, expand_end_case_type): Remove, merge into...
19018 (expand_case): ... this one, including other bits from
19019 expand_expr_real_1. Inline same_case_target_p. Turn members
19020 of CASE_STACK into local variables.
19021 (emit_case_bit_tests): Inline same_case_target_p.
19022 (add_case_node): Add HEAD argument, return new head of the list,
19023 do not handle default label here.
19024 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
19025 expand_start_elseif, current_nesting_level, expand_start_case,
19026 expand_end_case_type, expand_end_case, add_case_node,
19027 init_stmt_for_function, expand_elseif): Remove prototypes.
19028 (expand_case): Add prototype.
19030 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19032 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
19034 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19036 * expr.c (var_rtx): Remove.
19037 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
19038 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
19039 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
19041 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
19042 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
19043 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
19045 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
19046 Ayal Zaks <zaks@il.ibm.com>
19048 * common.opt (freschedule-modulo-scheduled-loops): New flag.
19049 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
19050 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
19051 when -freschedule-modulo-scheduled-loops flag is not specified.
19052 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
19053 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
19054 More accurate placing of insn in row of partial schedule.
19055 (ps_insn_find_column): New function.
19056 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
19057 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
19058 (schedule_region): Use sched_is_disabled_for_current_region_p.
19059 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
19061 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19063 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
19066 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19068 * config/i386/i386.c (ix86_expand_clrmem): Properly call
19069 gen_strset for 64bit target.
19071 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
19073 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
19075 2004-08-07 Jason Merrill <jason@redhat.com>
19077 Make return in memory explicit.
19078 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
19079 (assign_parm_find_data_types): Remove code for old front end
19080 invisible reference handling.
19081 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
19082 (expand_function_end): Likewise.
19083 * gimplify.c (gimplify_return_expr): Handle a dereferenced
19085 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
19086 (declare_return_variable): Handle DECL_BY_REFERENCE.
19087 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
19088 (cp_genericize_r): Use convert_from_reference.
19089 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
19090 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
19092 * c-common.c (c_warn_unused_result): Check TREE_USED before
19093 warning about a CALL_EXPR with an unused value.
19095 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19097 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
19098 to the compiler. Use -fshort-wchar by default.
19100 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
19102 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
19103 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
19105 * doc/invoke.texi (param): Document min-crossjump-insns.
19107 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
19110 * c.opt (Wmissing-field-initializers): New option.
19111 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
19112 * c-typeck.c (pop_init_level): Guard the missing field warning with
19113 warn_missing_field_initializers rather than extra_warnings.
19114 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
19115 some of the explanation from...
19116 (-Wextra): ...here. Say that the missing field warning can be
19117 seperately controlled by -Wmissing-field-initializers.
19119 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
19121 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
19122 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
19123 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
19124 * tree.def (ENTRY_VALUE_EXPR): Remove.
19126 2004-08-06 Jakub Jelinek <jakub@redhat.com>
19128 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
19129 the places where it is actually needed. Don't use repz; stosb
19130 for -Os with sufficiently small constant sizes.
19131 For sufficiently small repz; stos{l,q} repeat counts use a sequence
19132 of stos{l,q} instructions instead.
19134 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19136 PR tree-optimization/16807
19137 * loop-iv.c (dump_iv_info): Dump invariants correctly.
19138 (iv_subreg, iv_extend): Express value of invariant purely in
19141 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19143 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
19144 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
19146 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
19148 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
19149 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
19151 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
19152 pattern until reload is finished to allow better code generation
19153 and split them completely into separate instrunctions.
19154 (*andsi3_split): New pattern.
19156 2004-08-05 Mark Mitchell <mark@codesourcery.com>
19158 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
19159 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
19160 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19161 * tree.h (handle_dll_attribute): Declare. Test
19162 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19163 * c-common.h (c_determine_visibility): Declare.
19164 * c-common.c (c_determine_visibility): New function.
19165 * c-decl.c (finish_decl): Use it.
19166 (finish_function): Likewise.
19167 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
19168 zero, by default. Use #if, not #ifdef, to test it.
19169 * config/arm/arm.c (arm_attribute_table): Use
19170 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
19172 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
19173 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19175 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
19176 * config/i386/i386.c (ix86_attribute_table): Use
19177 handle_dll_attribute for dllimport/dllexport. Test
19178 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19179 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
19180 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19182 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
19184 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19186 * doc/extend.texi (dllexport): Clarify and correct documentation.
19187 (dllimport): Likewise.
19188 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
19189 handle_dll_attribute.
19191 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19193 * tree-ssa-loop-manip.c: New file.
19194 * Makefile.in (tree-ssa-loop-manip.o): Add.
19195 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
19197 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
19199 (tree_ssa_loop_done): Verify loop closed ssa form.
19200 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
19202 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19204 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
19205 pa_asm_output_aligned_local): New functions.
19206 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
19207 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
19208 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
19209 pa_asm_output_aligned_common.
19210 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19211 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
19212 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19213 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19214 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
19215 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19216 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19217 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
19220 2004-08-05 Andrew Pinski <apinski@apple.com>
19222 * objc/objc-act.c (build_objc_string_object): Mark the address
19223 expression as constant.
19225 2004-08-05 David Edelsohn <edelsohn@gnu.org>
19227 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
19228 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
19229 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
19231 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19233 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
19234 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
19235 out, and associated obsolete comments.
19237 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
19239 * tree.h (force_fit_type): Return a tree, take three flags.
19240 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
19241 TREE_CONSTANT_OVERFLOW here.
19242 (int_const_binop, const_binop): Adjust.
19243 (size_int_type): Do sign extension here.
19244 (fold_convert_const, optimize_bit_field_compare,
19245 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
19246 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
19247 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
19249 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19251 PR tree-optimization/16864
19252 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
19253 for ssa names without default_def.
19255 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
19257 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
19258 frame pointer, restore eax with an ebp-relative address.
19260 2004-08-04 Geoffrey Keating <geoffk@apple.com>
19263 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
19264 * c-common.h (make_rtl_for_local_static): Delete.
19265 * c-decl.c (shadow_tag_warned): Clean up comment.
19266 (finish_decl): Clean up spacing. Use set_user_assembler_name when
19267 appropriate. Don't pass asmspec to rest_of_decl_compilation.
19268 * c-semantics.c (make_rtl_for_local_static): Delete.
19269 * expr.c (init_block_move_fn): Use set_user_assembler_name.
19270 (init_block_clear_fn): Likewise.
19271 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
19272 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
19273 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
19274 * tree.h (make_decl_rtl): Remove second parameter.
19275 (set_user_assembler_name): New.
19276 * varasm.c (set_user_assembler_name): New.
19277 (make_decl_rtl): Remove second parameter. Update callers in many
19280 2004-08-05 Adam Nemet <anemet@lnxw.com>
19282 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
19283 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
19285 * gthr-lynx.h: New file.
19286 * config/lynx-ng.h: Remove file.
19287 * config/lynx.h: Update to LynxOS 4.0.
19288 * config/t-lynx: New file.
19289 * config/i386/lynx-ng.h: Remove file.
19290 * config/i386/lynx.h: Update to LynxOS 4.0.
19291 * config/rs6000/lynxbase.h: Remove file.
19292 * config/rs6000/lynx.h: Update to LynxOS 4.0.
19293 * config/rs6000/t-lynx: New file.
19294 * doc/install.texi (Options specification): Remove reference to
19295 LynxOS from systems where --with-gnu-as makes a difference.
19297 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19299 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
19301 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
19303 (c_cpp_builtins): Call it.
19304 * doc/cpp.texi: Update.
19306 2004-08-04 David Edelsohn <edelsohn@gnu.org>
19308 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
19311 2004-08-04 Jan Hubicka <jh@suse.cz>
19313 * basic-block.h (profile_staus): New global variable.
19314 * cfg.c (profile_status): Declare.
19315 (check_bb_profile): Break out from ....; use profile_status
19316 (dump_flow_info): ... here.
19317 * cfgbuild.c (find_basic_blocks): Set profile_status.
19318 * cfgexpand.c (tree_expand_cfg): Likewise.
19319 * predict.c (estimate_probability): Likewise.
19320 * profile.c (branch_prob): Likewise.
19321 * tree-cfg.c (build_tree_cfg): Likewise.
19322 (dump_function_to_file): Use check_bb_profile.
19323 * tree-pretty-print (dump_bb_header): Likewise.
19324 * tree-profile.c (do_tree_profiling): Cleanup.
19326 2004-08-04 Zack Weinberg <zack@codesourcery.com>
19328 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
19329 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
19330 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
19331 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
19332 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
19333 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
19334 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
19335 (ggc-none.o, errors.o): Move rule to generators section;
19336 correct dependencies.
19337 (min-insn-modes.o): Move rule to generators section; remove
19338 unnecessary explicit command; correct dependencies.
19339 (print-rtl.o, print-rtl1.o): Correct dependencies.
19340 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
19341 (mostlyclean): Update.
19343 * errors.c: Include bconfig.h not config.h. Correct comment.
19344 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
19345 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
19346 * print-rtl.c: Don't include tm_p.h.
19348 * rtl.h: Move forward-decl of struct function down where it's
19349 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
19350 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
19352 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19353 Jeff Law <law@redhat.com>
19355 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
19356 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
19357 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
19358 manipulate the duplicated ssa names.
19359 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
19360 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
19361 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
19363 (release_ssa_name): Do not release ssa names that may have multiple
19365 * tree.h (release_ssa_name_force, mark_for_rewrite,
19366 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
19367 marked_ssa_names): Declare.
19368 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
19369 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
19370 Update call to rewrite_ssa_into_ssa.
19372 2004-08-04 Mark Mitchell <mark@codesourcery.com>
19374 * defaults.h (TARGET_DECLSPEC): New macro.
19375 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
19376 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
19377 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
19378 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
19379 __declspec support.
19380 (TARGET_DECLSPEC): Define.
19381 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
19382 __declspec support.
19383 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
19384 __declspec support.
19385 (TARGET_DECLSPEC): Define.
19386 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
19387 __declspec support.
19388 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
19390 * doc/tm.texi (TARGET_DECLSPEC): Document.
19392 * doc/extend.texi: Fix typo in comment.
19394 2004-08-04 Paul Brook <paul@codesourcery.com>
19396 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19397 (TARGET_CXX): Use it.
19398 * target.h (struct gcc_target): Add cdtor_returns_this.
19399 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
19400 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19401 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
19403 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
19405 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
19406 low/high pair. Do range checking directly.
19407 (interpret_integer): Adjust.
19409 2004-08-04 Nick Clifton <nickc@redhat.com>
19411 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
19413 * doc/invoke.texi: Document this new switch and also the -mrenesas
19416 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
19418 * cfglayout.c (insn_locators_initialize): Update the current
19419 location before initializing a location.
19421 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19423 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
19424 (dbxout_function_end): Return after emitting the "Lscope" symbol
19425 under the same conditions that this function formerly wasn't called.
19426 Add explanatory comments.
19429 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
19433 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
19434 functions, broken out of dbxout_block.
19435 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
19436 stabs too, if it contains symbols. Use the begin_label and
19437 the Lscope label (emitted by dbxout_function_end) for the
19438 range of this block.
19440 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
19442 * doc/install.texi: Update autoconf version requirements.
19444 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19446 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
19447 * recog.c (general_operand, immediate_operand, nonmemory_operand)
19448 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
19449 * regclass.c (record_reg_classes): Likewise.
19450 * reload.c (find_reloads): Likewise.
19451 * reload1.c (reload): Likewise.
19453 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19455 * gensupport.c (init_md_reader_args_cb): Renamed from
19456 init_md_reader_args. Add third option, callback function for
19457 parsing program-specific options. Add diagnosis of incorrect
19458 number of input files.
19459 (init_md_reader): Fold into init_md_reader_args_cb.
19460 (init_md_reader_args): Now a thin wrapper around
19461 init_md_reader_args_cb.
19462 * gensupport.h: Update prototypes.
19464 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
19465 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
19466 * genrecog.c: No need to diagnose lack of an input file;
19467 init_md_reader_args will handle it.
19468 * genconditions.c: Likewise, and use init_md_reader_args.
19469 * genconstants.c: Likewise, and no need to call read_md_rtx.
19471 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
19473 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
19476 2004-08-03 Mike Stump <mrs@apple.com>
19478 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
19480 * doc/invoke.texi (Darwin Options): Update to reflect above.
19482 2004-08-03 Roger Sayle <roger@eyesopen.com>
19484 PR middle-end/16790
19485 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
19486 truncations, not just global truncations.
19488 2004-08-03 Andrew Pinski <apinski@apple.com>
19491 * loop-iv.c (simplify_using_assignment): Initialize lhs.
19493 2004-08-03 Paul Brook <paul@codesourcery.com>
19495 * gcc/doc/install.texi: Document MPFR requirement.
19497 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
19499 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
19500 and mmap() explicitly instead of relying on preset autoconf cache
19502 * configure: Regenerate.
19504 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19507 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
19509 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
19510 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
19513 * config/i386/t-gmm_malloc: New file.
19514 * config/i386/t-pmm_malloc: Likewise.
19516 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
19518 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19519 Tanguy Fautrà <tfautre@pandora.be>
19521 * config/i386/pmm_malloc.h: New file.
19523 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
19525 * config/i386/gmm_malloc.h: New file.
19527 2004-08-03 Dale Johannesen <dalej@apple.com>
19529 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
19530 * c-common.c: Include opts.h.
19531 (c_common_get_alias_set): Fix check for a single input file.
19532 * toplev.c: Remove current_file_decl.
19535 2004-08-03 Mark Mitchell <mark@codesourcery.com>
19537 * config.gcc (arm*-*-symbianelf*): New target.
19538 * config/arm/symbian.h: New file.
19540 * gthr-gnat.c: Add visibility #pragmas.
19541 * gthr-gnat.h : Likewise.
19542 * gthr.h: Likewise.
19543 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
19544 (__ffsDI2): Likewise.
19545 (__clzSI2): Likewise.
19546 (__ctzSI2): Likewise.
19547 (__ctzDI2): Likewise.
19548 (__popcountSI2): Likewise.
19549 (__popcountDI2): Likewise.
19550 (__paritySI2): Likewise.
19551 (__parityDI2): Likewise.
19552 * libgcc2.h: Add visibility #pragmas.
19553 (__clzDI2): Add prototype.
19554 (__clzSI2): Likewise.
19555 (__ctzSI2): Likewise.
19556 (__ffsDI2): Likewise.
19557 (__ffsSI2): Likewise.
19558 (__ctzDI2): Likewise.
19559 (__popcountSI2): Likewise.
19560 (__popcountDI2): Likewise.
19561 (__paritySI2): Likewise.
19562 (__parityDI2): Likewise.
19563 * unwind-dw2-fde.h: Add visibility #pragmas.
19564 * unwind.h: Likewise.
19566 2004-08-03 David Edelsohn <edelsohn@gnu.org>
19567 Dale Johannesen <dalej@apple.com>
19568 Roger Sayle <roger@eyesopen.com>
19570 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
19571 constants more accurately. Adjust costs for FMA instructions.
19572 Add cases for most logical and float operations. Recurse into
19575 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19577 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
19579 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
19581 * ra-build.c (conflicts_between_webs): For webs that cross a call add
19582 conflicts to regs_invalidated_by_call.
19584 2004-08-03 Paul Brook <paul@codesourcery.com>
19586 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
19588 2004-08-03 Jan Hubicka <jh@suse.cz>
19590 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
19591 ARRAY_REF argument.
19593 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19595 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
19596 arm968es, arm10e, arm1020e, arm1022e.
19597 * invoke.texi: Update list of ARM cores.
19598 * arm-tune.md: Regenerate.
19600 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19602 * arm/gentune.sh: New file.
19603 * arm/t-arm: New file.
19604 * arm/arm-tune.md: New file (autogenerated).
19605 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
19606 * arm.md (attribute tune): Delete. Include arm-tune.md.
19608 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
19610 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
19611 penultimate parameter. All callers adjusted.
19612 (struct prefix_list): Remove used_flag_ptr.
19613 (find_a_file): Do not set *pl->used_flag_ptr.
19614 (warn_B, warn_std_ptr): Remove.
19616 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
19617 Mostafa Hagog <mustafa@il.ibm.com>
19619 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
19621 2004-08-02 Geoffrey Keating <geoffk@apple.com>
19623 * dwarf2out.c (output_call_frame_info): Don't change data format
19624 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
19625 label. Use 'true' not '1'.
19626 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
19629 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19631 * gdbinit.in: Reflect previous changes to rtunion_def.
19633 2004-08-02 Roger Sayle <roger@eyesopen.com>
19635 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
19636 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
19638 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19640 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
19642 * langhooks.h (lang_hooks::builtin_function): Rename parameter
19643 from "class" to "bt_class".
19645 2004-08-02 Paul Brook <paul@codesourcery.com>
19647 PR rtl-optimization/15068
19648 * flow.c (init_propagate_block_info): Check condition is reversible.
19650 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19652 * gengtype.h (options::info): Change type to const char *.
19653 (enum gc_used_enum): Move out of struct type scope.
19654 * gengtype.c (create_option): Convert initializer for option::info to
19656 (adjust_field_type, walk_type, write_func_for_structure,
19657 write_root, write_roots): Remove pointless cast.
19659 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
19661 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
19663 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19665 * rtl.h (union rtunion_def): Have all members start with the
19667 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
19668 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
19669 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
19670 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
19672 * gengtype.c (adjust_field_rtx_def): Likewise.
19673 * rtlanal.c (loc_mentioned_in_p): Likewise.
19675 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
19677 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
19678 Replace uses of mips/elf64.h with mips/elf.h
19679 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
19680 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
19681 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
19682 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
19683 (HANDLE_SYSV_PRAGMA): Delete.
19684 (ASM_OUTPUT_DEF): Fix formatting.
19685 * config/mips/elf64.h: Delete.
19687 2004-08-01 Zack Weinberg <zack@codesourcery.com>
19689 * config/ia64/ia64.c (got_symbolic_operand): Do require a
19690 symbol+offset operand to have its offset be zero mod 0x3fff
19691 when GOT entries are in use. Clarify logic in SYMBOL_REF
19692 case. Clarify comments.
19693 (ia64_expand_load_address): Split a symbol+offset load when
19694 the offset is nonzero mod 0x3fff, not 0x1fff.
19696 2004-08-01 Geoffrey Keating <geoffk@apple.com>
19698 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
19699 if trying to *store* to a non-offsettable address.
19700 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
19701 a nonoffsettable address.
19702 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
19704 (movti_string): Don't move GPRs to a nonoffsettable address.
19705 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
19707 2004-08-02 Ben Elliston <bje@au.ibm.com>
19710 * config/rs6000/altivec.h: Replace typeof with __typeof__.
19712 2004-08-01 Richard Henderson <rth@redhat.com>
19714 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
19715 variable sized types.
19717 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19719 * doc/invoke.texi: In the MIPS options section, remove the passage
19720 saying that -mexplicit-relocs is usually disabled for -mabicalls
19721 -fno-unit-at-a-time.
19722 * config/mips/mips.c (override_options): Remove the code that enforced
19725 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19727 * config/mips/mips.md (cprestore): Provide two alternatives, one for
19728 an in-range offset and one for an out-of-range offset. Wrap the latter
19729 in .set macro/.set nomacro if it's inside a .set nomacro block.
19731 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19733 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
19734 (mips_restore_gp): Declare.
19735 * config/mips/mips.c (mips_add_offset): Add a scratch register
19736 argument. Reimplement in rtl only, reusing MIPS16 logic from
19737 mips_output_mi_thunk.
19738 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
19739 to mips_add_offset.
19740 (mips_gp_save_slot): Delete.
19741 (mips_restore_gp): New function.
19742 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
19743 * config/mips/mips.md (exception_receiver): Turn into a
19744 define_insn_and_split. Use mips_restore_gp to do the split.
19745 (call_internal, call_value_internal, call_value_multiple_internal): Use
19746 mips_restore_gp to restore $gp.
19748 2004-07-31 Andrew Pinski <apinski@apple.com>
19751 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
19753 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
19755 * c-decl.c (diagnose_mismatched_decls): Give error for external
19756 redeclaration of identifier declared with no linkage, not just
19757 warning with -Wtraditional. Do not check DECL_CONTEXT to give
19758 error for redeclaration with no linkage.
19760 2004-07-30 Geoffrey Keating <geoffk@apple.com>
19761 Fariborz Jahanian <fjahanian@apple.com>
19763 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
19764 non-offsettable addresses even for DImode.
19765 (rs6000_split_multireg_move): Cope with non-offsettable addresses
19766 being moved into multiple GPRs.
19768 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
19770 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
19771 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
19773 * config/rs6000/darwin-ldouble.c (isless): New macro.
19775 (nonfinite): New macro.
19777 (_xlqadd): Completely rewrite.
19778 (_xlqmul): Correct overflow handling.
19779 (_xlqdiv): Correct overflow handling.
19780 * config/rs6000/darwin-ldouble-format: New file.
19782 2004-07-30 Roger Sayle <roger@eyesopen.com>
19783 Richard Henderson <rth@redhat.com>
19785 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
19786 9 into the equivalent lea instruction.
19788 2004-07-30 Richard Henderson <rth@redhat.com>
19790 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
19791 with DECL_INITIAL if fb_lvalue.
19792 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
19793 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
19795 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
19797 2004-07-30 Diego Novillo <dnovillo@redhat.com>
19799 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
19800 pointer escapes through a function call, assume that the
19801 callee will dereference it.
19802 (add_pointed_to_var): Assume that VALUE is always an
19804 (collect_points_to_info_r): Only call add_pointed_to_var if
19805 the value is an ADDR_EXPR.
19807 2004-07-30 Diego Novillo <dnovillo@redhat.com>
19809 * tree-ssa-alias.c (create_alias_map_for): Do not get the
19810 alias set of the inner type of ARRAY_TYPEs.
19812 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19814 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
19815 setting a non-register to UNDEFINED right before the call to
19818 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
19820 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
19822 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19824 * tree-ssa.c (verify_flow_sensitive_alias_info): When
19825 comparing points-to sets of different pointers, make sure the
19826 second pointer is actually referenced in the code.
19828 2004-07-29 Zack Weinberg <zack@codesourcery.com>
19830 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
19831 (got_symbolic_operand): Remove unreachable code.
19832 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
19833 setjmp_operand; add entry for tls_symbolic_operand.
19834 * config/ia64/ia64-protos.h: Remove all prototypes of
19835 predicate functions.
19837 2004-07-29 Mark Mitchell <mark@codesourcery.com>
19839 * c-common.h (lang_post_pch_load): New variable.
19840 * c-pch.c (lang_post_pch_load): Define it.
19841 (c_common_read_pch): Use it.
19842 * cgraphunit.c (record_call_1): Give the front end a chance to
19843 record additional needed entities when a variable is marked as
19845 * tlink.c (recompile_files): Robustify.
19846 (scan_linker_output): If a symbol is assigned to a file,
19847 but after recompilation is not present there, issue an error
19850 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19852 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
19853 Take orig_loop argument and pass it to set_level.
19854 (schedule_sm): Pass the correct orig_loop to force_move_till.
19856 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19858 * cfgloop.c (update_latch_info): Update dominator of the new block.
19859 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
19861 * dominance.c (verify_dominators): Check that the dominance tree is
19863 (recount_dominator): Ignore unreachable blocks.
19864 (iterate_fix_dominators): Cleanup old dominance information before
19867 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19869 * tree-ssa-operands.c (get_expr_operands): Revert changes
19870 to ADDR_EXPR processing introduced by:
19871 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19872 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
19874 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
19876 * doc/implement-c.texi: Add C90 subclause references. Point to
19877 preprocessor documentation instead of duplicating it. Add points
19878 only present in C90. Fill in documentation for all points.
19880 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19882 * pa.c (output_movb): Correct typo.
19884 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
19886 * ra.h (single_reg_in_regclass): Declare.
19887 * ra.c (single_reg_in_regclass): Define.
19888 (first_hard_reg): New.
19889 (init_ra): Initialize single_reg_in_regclass.
19890 * ra-colorize.c (ok_class): New.
19891 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
19893 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
19895 * gcov-io.h: Allow zero tag as EOF indicator.
19896 (gcov_is_eof): Remove.
19897 (gcov_truncate): Remove.
19898 * gcov-io.c (gcov_seek): Always SEEK_SET.
19899 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
19901 * coverage.c (read_counts_file): Don't use gcov_is_eof.
19902 * gcov-dump.c (dump_file): Likewise.
19903 * gcov.c (read_graph_file, read_count_file): Likewise.
19905 * c-decl.c (complete_array_type): Don't gratuitously copy
19906 maxindex. Check it always has a type.
19908 2004-07-29 Steven Bosscher <stevenb@suse.de>
19910 * rtl.c (currently_expanding_to_rtl): New.
19911 * rtl.h (currently_expanding_to_rtl): Export it.
19912 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
19914 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
19916 * config/sh/sh.c: Replace rtx_equal_function_value_matters
19917 with currently_expanding_to_rtl.
19918 * config/sh/sh.md: Likewise.
19919 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
19921 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
19923 Introduce sh2a support.
19924 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
19925 * config.gcc: Build multilibs for sh2a and sh2a-single by
19927 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
19928 default. Split their tests out of the corresponding SH4
19930 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
19931 multilibs for SH2a.
19932 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19933 * config.gcc: Handle sh2a multilibs and cpu selection.
19934 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
19935 * config/sh/t-mlib-sh2a: New.
19936 * config/sh/t-mlib-sh2a-nofpu: New.
19937 * config/sh/t-mlib-sh2a-single: New.
19938 * config/sh/t-mlib-sh2a-single-only: New.
19939 2004-07-09 Nick Clifton <nickc@redhat.com>
19941 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
19942 -ml and -m2a are used together.
19943 2004-03-23 DJ Delorie <dj@redhat.com>
19944 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
19945 when we have a double-sized FPU.
19946 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
19947 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
19949 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
19950 -msh2a-single and -msh2a-single-only
19951 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
19952 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
19954 2004-02-20 DJ Delorie <dj@delorie.com>
19955 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
19956 2004-02-20 Fred Fish <fnf@redhat.com>,
19957 Corinna Vinschen <vinschen@redhat.com>
19958 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
19959 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
19960 2004-02-18 DJ Delorie <dj@redhat.com>
19961 * config/sh/sh.c (broken_move): Add support for movi20.
19962 * config/sh/sh.h: Likewise.
19963 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
19964 * config/sh/sh.md (udivsi3_sh2a): New.
19965 (udivsi3): Call it.
19966 (divsi3_sh2a): New.
19969 (ashlsi3_sh2a): New.
19970 (ashrsi3_sh2a): New.
19971 (lshrsi3_sh2a): New.
19972 (movsi_i): Disable for sh2a.
19973 (movsi_ie): Add movi20.
19974 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
19975 sh2a, for -m2a-nofpu mode.
19976 2004-02-13 DJ Delorie <dj@redhat.com>
19977 * config/sh/lib1funcs.asm: Handle double vs single better.
19978 * config/sh/sh.h: Likewise.
19979 2004-02-09 DJ Delorie <dj@redhat.com>
19980 * config/sh/crt1.asm: Add support for sh2a.
19981 * config/sh/elf.h: Likewise.
19982 * config/sh/lib1funcs.asm: Likewise.
19983 * config/sh/sh.c: Likewise.
19984 * config/sh/sh.md: Likewise.
19985 * config/sh/sh.h: Likewise.
19986 * config/sh/t-sh: Likewise.
19988 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19990 * config/frv/frv.md (movqi_internal, movhi_internal,
19991 movsi_internal): Add backup alternatives for memory inputs.
19993 2004-07-28 Matt Austern <austern@apple.com>
19995 * config/darwin.c (darwin_one_byte_bool): New global variable.
19996 * config/darwin.h (darwin_one_byte_bool): Declare.
19997 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
19998 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
19999 value of darwin_one_byte_bool.
20000 * doc/invoke.texi: Document -mone-byte-bool flag.
20002 2004-07-28 Eric Christopher <echristo@redhat.com>
20004 * c-common.c (c_common_unsafe_for_reeval): Delete.
20005 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
20006 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
20007 * calls.c (fix_unsafe_tree): Delete.
20008 (expand_call): Delete code which used above.
20009 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
20010 * expr.c (expand_expr_real_1): Ditto.
20011 * fold-const.c (non_lvalue): Ditto.
20012 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20013 (lhd_unsafe_for_reeval): Ditto.
20014 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
20015 * langhooks.h (unsafe_for_reeval): Ditto.
20016 (unsave_expr_now): Adjust comment.
20017 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
20018 (estimate_num_insns_1): Ditto.
20019 * tree-pretty-print.c (dump_generic_node): Ditto.
20020 * tree.c (expr_align): Ditto.
20021 (unsave_expr): Delete.
20022 (unsafe_for_reeval): Ditto.
20023 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
20024 * tree.def (UNSAVE_EXPR): Delete.
20025 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20027 2004-07-28 Zack Weinberg <zack@codesourcery.com>
20029 * tree.h (enum tls_model): Move ...
20030 * coretypes.h: ... here.
20032 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20034 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
20036 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20038 * cse.c (validate_canon_reg): New function, split out from...
20039 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
20041 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20043 * tree-ssa-alias.c (maybe_create_global_var): Don't just
20044 return if .GLOBAL_VAR has been created.
20046 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20048 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
20049 every variable that may have aliases, not just tags.
20051 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
20053 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
20054 move_from_CR_eq_bit.
20055 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
20058 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
20061 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
20062 output_e500_flip_eq_bit.
20064 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
20065 output_e500_flip_eq_bit.
20066 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
20067 output_e500_flip_eq_bit.
20068 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
20069 (print_operand): case D. Get to EQ bit.
20071 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20073 * gcov.c (function_summary): Add missing \n.
20075 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20077 Introduce sh4a support.
20078 * config.gcc: Handle sh4a multilibs and cpu selection.
20079 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
20080 * config/sh/t-mlib-sh4a: New.
20081 * config/sh/t-mlib-sh4al: New.
20082 * config/sh/t-mlib-sh4a-nofpu: New.
20083 * config/sh/t-mlib-sh4a-single: New.
20084 * config/sh/t-mlib-sh4a-single-only: New.
20085 2004-02-20 DJ Delorie <dj@redhat.com>
20086 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
20087 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
20088 2003-08-22 Eric Christopher <echristo@redhat.com>
20089 * config/sh/sh4a.md: Update for chip errata.
20090 2003-08-07 Eric Christopher <echristo@redhat.com>
20091 * config/sh/sh4a.md: New file. sh4a processor description.
20092 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
20093 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
20095 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
20096 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
20097 * doc/invoke.texi (SH Options): Document -m4al.
20098 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
20099 * config/sh/sh.c (expand_block_move): Remove commented-out code
20100 checked in by mistake.
20101 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
20102 single elements from SFmode vectors.
20103 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
20105 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
20106 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
20107 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
20108 sh_fsca_int2sf): Remove variable declarations.
20109 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20110 sh_fsca_int2sf): New functions.
20111 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
20112 sh_fsca_int2sf_rtx): New static variables.
20113 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
20114 sh_fsca_int2sf): Declare.
20115 * config/sh/sh.md: Adjust.
20116 * doc/invoke.texi (SH Options): Document new options.
20117 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
20118 compatibility from SH4 code.
20119 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
20120 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
20122 (memory_movsrc_operand): Renamed to...
20123 (unaligned_load_operand): ... this. Simplified.
20124 * config/sh/sh.h (PREDICATE_CODES): Adjust.
20125 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
20126 input operand to SImode, and adjust the others. Introduce
20127 post-increment by peephole.
20128 * config/sh/sh.c (expand_block_move): Give the target address the
20129 same mode as the temp reg.
20130 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
20132 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
20133 Introduce support for SH4a.
20134 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
20135 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
20136 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20137 sh_fsca_int2sf): New.
20138 (sh_init_builtins): Initialize them.
20139 (print_operand): Support `d'.
20140 (expand_block_move): Use movua if src is misaligned.
20141 (memory_movsrc_operand): New.
20142 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
20143 and one of the SH4 macros.
20144 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
20145 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
20146 SELECT_SH4A_SINGLE): New.
20147 (TARGET_NONE): Add SH4A_BIT.
20148 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
20149 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
20150 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
20151 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
20152 (enum processor_type): Added PROCESSOR_SH4A.
20153 (PREDICATE_CODES): Add memory_movsrc_operand.
20154 * config/sh/sh.md: Removed unused variables.
20155 (attr cpu): Add sh4a.
20156 (attr type): Add movua, fsrra and fsca.
20157 (prefetch): New, for SH4.
20158 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
20159 (toggle_sz): Set type to fp.
20160 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
20161 (movua, extv, extzv): New.
20162 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
20163 and 4a-single-only.
20165 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20167 * tree-optimize.c (init_tree_optimization_passes): Schedule
20168 pass_may_alias right after the program is renamed into SSA.
20169 * tree-pass.h (PROP_alias): Define.
20170 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
20171 * tree-sra.c (pass_sra): Likewise.
20172 * tree-ssa-ccp.c (pass_ccp): Likewise.
20173 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
20174 * tree-ssa-dce.c (pass_dce): Likewise.
20175 * tree-ssa-dom.c (pass_dominator): Likewise.
20176 * tree-ssa-dse.c (pass_dse): Likewise.
20177 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20178 * tree-ssa-loop-ch.c (pass_ch): Likewise.
20179 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20180 * tree-ssa-pre.c (pass_pre): Likewise.
20181 * tree-tailcall.c (pass_tail_recursion): Likewise.
20182 * tree-ssa.c (pass_redundant_phi): Likewise.
20183 * tree-ssa-alias.c (aliases_computed_p): Remove.
20185 (init_alias_info): Do not mark all type tags for renaming
20187 Clear may_aliases from every symbol.
20188 (setup_pointers_and_addressables): If a pointer has not been
20189 dereferenced and it had a type tag, clear it and mark the old
20192 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20194 PR tree-optimization/16705
20195 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
20198 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20200 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
20203 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
20204 don't make another one.
20206 PR optimization/15077
20207 * function.h (struct function): Add field saved_static_chain_decl.
20208 Fix comment for static_chain_decl.
20209 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
20210 * tree-inline.h (save_body): Add new arg.
20211 * tree-optimize.c (tree_rest_of_compilation): Handle saving
20214 2004-07-27 Richard Henderson <rth@redhat.com>
20216 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
20217 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
20218 is_gimple_addressable.
20219 * tree-gimple.c (is_gimple_addressable): Rename from
20220 is_gimple_addr_expr_arg; accept INDIRECT_REF.
20221 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
20222 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
20223 rename to is_gimple_addressable.
20225 2004-07-28 Alan Modra <amodra@bigpond.net.au>
20227 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
20229 2004-07-27 Richard Henderson <rth@redhat.com>
20231 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
20234 2004-07-27 Zack Weinberg <zack@codesourcery.com>
20236 * libgcc2.c: Change all conditionals testing
20237 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
20238 * libgcc2.h: Likewise.
20239 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
20240 TYPE_PRECISION of float80_type to 80.
20241 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
20242 of fpreg_type and float80_type to 80.
20243 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
20244 * config/m68k/netbsd-elf.h:
20245 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
20246 to evaluate to 80 whenever they would formerly have evaluated to 96.
20247 * config/i386/sco5.h: Remove unnecessary redefinition of
20248 LONG_DOUBLE_TYPE_SIZE.
20249 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
20250 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
20251 XFmode, with a bitsize of 80. Update commentary.
20252 * config/ia64/ia64-modes.def: Likewise.
20253 * config/m68k/m68k-modes.def: Likewise.
20255 2004-07-27 Steven Bosscher <stevenb@suse.de>
20257 * cfgexpand.c (tree_expand_cfg): Fix comment.
20259 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
20260 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
20262 (prepare_function_start): Don't set rtx_equal_function_value_matters.
20263 * integrate.c (copy_rtx_and_substitute): Don't test for it.
20264 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
20265 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
20266 here again. Update leading comment.
20267 * rtl.c (rtx_equal_function_value_matters): Remove.
20268 (rtx_equal_p): Don't test for it.
20269 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
20272 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
20273 * rtl.c (note_insn_name): Likewise.
20274 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
20275 * final.c (final_scan_insn): Likewise.
20277 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
20278 * passes.c (rest_of_handle_eh): Do it here.
20280 * stmt.c (struct nesting): Remove struct nesting block member.
20281 (struct stmt_status): Remove x_block_start_count field.
20282 (current_block_start_count): Remove.
20284 2004-07-27 Brian Booth <bbooth@redhat.com>
20286 * tree-optimize.c (register_one_dump_file): Update condition that uses
20287 static_pass_number.
20288 (dup_pass_1): Replace with...
20289 (next_pass_1): This.
20290 (NEXT_PASS): Call next_pass_1.
20291 (DUP_PASS): Remove.
20292 (init_tree_optimization_passes): Remove uses of DUP_PASS.
20293 (execute_one_pass): Update condition that uses
20294 static_pass_number.
20295 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
20298 2004-07-27 Nick Clifton <nickc@redhat.com>
20300 * config/m32r/m32r.c: Include integrate.h in order to get the
20301 prototype for get_hard_reg_initial_val().
20303 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
20304 and tidy up indentation.
20305 (final_presence_set): Use absence_set instead, so that if there is
20306 nothing in the "o" pipe the "s" pipe can be scheduled.
20308 2004-07-27 Diego Novillo <dnovillo@redhat.com>
20310 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
20311 don't have PT_VARS nor PT_MALLOC set.
20312 Clear name tag from pointers that have not been dereferenced.
20313 (set_pt_anything, set_pt_malloc): Forward declare.
20314 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
20315 not type compatibility when determining if a pointer can be
20318 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
20320 * expr.h (canonicalize_condition, get_condition): Add an int argument.
20321 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
20322 it to check whether the condition is still valid at the jump insn.
20323 * ifcvt.c (noce_get_condition): Likewise.
20324 (noce_get_alt_condition): Update call to canonicalize_condition.
20325 * loop-iv.c (simplify_using_initial_values): Update call to
20326 get_condition. Remove FIXME.
20327 (check_simple_exit): Update call to get_condition.
20328 * loop-unswitch.c (may_unswitch_on): Likewise.
20329 * loop.c (check_dbra_loop): Likewise.
20330 (canonicalize_condition, get_condition): Add an argument to say whether
20331 the condition must still be valid at INSN.
20332 (get_condition_for_loop): Update call to get_condition. Require that
20333 the condition be valid at INSN.
20334 * predict.c (estimate_probability): Update call to get_condition.
20335 Remove unused earliest parameter.
20336 (expected_value_to_br_prob): Update call to canonicalize_condition.
20338 2004-07-26 Eric Christopher <echristo@redhat.com>
20340 * tree-dfa.c (add_referenced_var): Register initializers of global
20343 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
20345 * config/i386/i386.c (function_arg): Always treat 8-
20346 and 16-byte wide vectors the same, even if MMX/SSE
20348 (contains_128bit_aligned_vector_p): Add comment.
20350 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
20352 * ra.h (enum node_type): Rename to:
20353 (enum ra_node_type).
20354 * ra-colorize.c: Likewise.
20356 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20358 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
20359 after simplifying the jump.
20361 2004-06-26 Richard Henderson <rth@redhat.com>
20363 * calls.c (combine_pending_stack_adjustment_and_call): Make
20364 preferred_unit_stack_boundary argument unsigned. Make
20365 unadjusted_alignment unsigned.
20366 (expand_call): Make preferred_stack_boundary and
20367 preferred_unit_stack_boundary variables unsigned.
20368 * function.c (assign_stack_local_1): Make alignment unsigned.
20369 * function.h (struct function): Make stack_alignment_needed,
20370 preferred_stack_boundary unsigned.
20371 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
20372 (ix86_compute_frame_layout): Make stack_alignment_needed,
20373 preferred_alignment variables unsigned.
20374 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
20376 2004-07-26 Tom Tromey <tromey@redhat.com>
20378 * tree.h: Fix typo in comment.
20380 2004-07-26 Daniel Jacobowitz <dan@debian.org>
20383 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
20384 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
20385 (ggc_free): Remove incorrect freeing.
20386 (sweep_pages): Advance PP for large pages. Fix indentation.
20388 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20390 PR rtl-optimization/16643
20391 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
20392 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
20393 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
20394 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
20395 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
20396 * function.c (thread_prologue_and_epilogue_insns): Likewise.
20397 * rtl.h (tracer): Add a flags parameter.
20398 * tracer.c (tracer): Pass it to cfg_layout_initialise.
20399 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
20400 (rest_of_handle_reorder_blocks): Update calls to tracer and
20401 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
20402 (rest_of_handle_tracer): Pass 0 to tracer.
20403 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
20405 2004-07-25 David Edelsohn <edelsohn@gnu.org>
20408 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
20411 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
20413 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
20414 (BINFO_BASE_ACCESS): Adjust.
20415 (BINFO_BASE_ACCESS_APPEND): New.
20416 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
20417 * dbxout.c (dbxout_type): Adjust binfo access accessing.
20418 * dwarf2out.c (gen_member_die): Likewise.
20419 * tree-dump.c (deque_and_dump): Likewise.
20421 2004-07-26 Falk Hueffner <falk@debian.org>
20423 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
20426 2004-07-25 Roger Sayle <roger@eyesopen.com>
20428 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
20429 value off of the stack if TARGET_USE_FFREEP.
20431 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20433 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
20434 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
20435 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
20436 check on invocation of XRESIZEVEC ().
20438 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20440 * c-common.c (disable_builtin_function): Rename variable n to
20441 new_disabled_builtin.
20442 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
20443 Rename local variable old to old_decl.
20444 * gensupport.c (shift_output_template): Rename parameter old to src.
20445 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
20446 old_rtx and newx to new_rtx.
20448 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20450 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
20452 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
20454 * c-lex.c: Likewise.
20456 2004-07-25 Roger Sayle <roger@eyesopen.com>
20458 * fold-const.c (constant_boolean_node): Make extern.
20459 (make_range): Wrap long lines.
20460 (fold_cond_expr_with_comparison): Remove unnecessary call to
20461 pedantic_non_lvalue. Add missing calls to fold_convert.
20462 (fold_truthop): Add missing calls to fold_convert.
20464 * tree.h (constant_boolean_node): Add prototype here.
20465 * builtins.c (expand_builtin_strncmp): Add missing calls to
20467 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
20468 Call fold_convert and constant_boolean_node to correct types.
20469 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
20470 missing call to fold_convert to correct types.
20472 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
20473 Brian Ryner <bryner@brianryner.com>
20477 * c-common.c (c_common_attribute_table): Allow
20478 handle_visibility_attribute to be called for types.
20479 (handle_visibility_attribute) When given a type, set the visibility
20480 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
20481 so that we can check later whether the attribute was present. Added
20482 warning if attribute applied to non class type.
20483 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
20484 decls and checking that they are consistent.
20485 * common.opt: Added -fvisibility.
20486 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
20487 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
20488 * flags.h, tree.h: Added assorted support defines for overall patch
20489 * opts.c: Added parsing support for -fvisibility.
20490 * tree.c (build_decl): Set visibility for all decls to be whatever
20491 is in force at that time.
20492 * varasm.c (default_binds_local_p_1): Reworked logic determining
20493 when to make a symbol locally bound.
20494 * doc/invoke.texi: Added documentation for -fvisibility and
20495 -fvisibility-inlines-hidden.
20497 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20499 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
20500 * c-common.c: Add missing casts from void * to other types.
20501 * c-decl.c: Likewise.
20502 * c-format.c: Likewise.
20503 * c-lex.c: Likewise.
20504 * c-pragma.c: Likewise.
20505 * c-typeck.c: Likewise.
20506 * defaults.h: Likewise.
20507 * genconstants.c: Likewise.
20508 * gengtype-lex.l: Likewise.
20509 * genmodes.c: Likewise.
20510 * read-rtl.c: Likewise.
20513 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20515 * bitmap.c: Use type-safe memory allocation macros from libiberty.
20516 * c-common.c: Likewise.
20517 * c-decl.c: Likewise.
20518 * c-lang.c: Likewise.
20519 * c-lex.c: Likewise.
20520 * c-opts.c: Likewise.
20521 * c-parse.in: Likewise.
20522 * c-typeck.c: Likewise.
20523 * genconditions.c: Likewise.
20524 * gengtype-lex.l: Likewise.
20525 * gengtype-yacc.y: Likewise.
20526 * gengtype.c: Likewise.
20527 * genmodes.c: Likewise.
20528 * gensupport.c: Likewise.
20529 * read-rtl.c: Likewise.
20530 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
20533 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20535 * c-decl.c (groktypename, groktypename_in_param_context): Rename
20536 variable typename to type_name.
20537 * c-lex.c (interpret_float): Likewise.
20539 2004-07-25 Roger Sayle <roger@eyesopen.com>
20541 * convert.c (convert_to_real, convert_to_integer,
20542 convert_to_complex): Replace calls to build with calls to buildN.
20543 * coverage.c (tree_coverage_counter_ref): Likewise.
20544 * dojump.c (do_jump): Likewise.
20545 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
20546 * emit-rtl.c (component_ref_for_mem_expr,
20547 set_mem_attributes_minus_bitpos): Likewise.
20548 * explow.c (update_nonlocal_goto_save_area): Likewise.
20549 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
20550 expand_mult_add): Likewise.
20551 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
20552 store_constructor, get_inner_reference, expand_expr_real_1,
20553 try_casesi, try_tablejump): Likewise.
20554 * function.c (expand_function_start): Likewise.
20555 * stmt.c (emit_case_bit_tests, expand_end_case_type,
20556 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
20557 * stor-layout.c (place_union_field, layout_type): Likewise.
20558 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
20559 * varasm.c (copy_constant): Likewise.
20561 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20563 * c-common.c: Rename all identifiers named `new'.
20564 * c-decl.c: Likewise.
20565 * gensupport.c: Likewise.
20566 * simplify-rtx.c: Likewise.
20567 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
20569 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
20572 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
20575 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
20576 declarations until after calling pushdecl.
20577 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
20578 "extern" and not on whether the declaration is initialized.
20580 2004-07-25 Daniel Jacobowitz <dan@debian.org>
20582 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
20583 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
20584 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
20585 "cpplib.h", "c-pragma.h", "c-common.h".
20586 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
20587 (solaris_register_pragmas): New functions.
20588 * config/sol2-protos.h: New file.
20589 * config/sol2.c: New file.
20590 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
20591 (REGISTER_TARGET_PRAGMAS): New macros.
20592 (solaris_pending_aligns, solaris_pending_inits)
20593 (solaris_pending_finis): New variables.
20594 * config/t-sol2 (sol2-c.o): Update dependencies.
20595 (sol2.o): New rule.
20596 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
20597 SUBTARGET_INSERT_ATTRIBUTES.
20598 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
20599 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
20600 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
20601 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
20602 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
20603 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
20604 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
20605 * config/sparc/sparc.c (sparc_attribute_table): New.
20606 (TARGET_INSERT_ATTRIBUTES): Define in terms of
20607 SUBTARGET_INSERT_ATTRIBUTES.
20608 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
20610 * doc/extend.texi (Solaris Pragmas): New section.
20612 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20614 * c-common.c: Rename all identifiers named `class' to `cl'.
20615 * c-common.h: Likewise.
20616 * c-parse.in: Likewise.
20617 * c-typeck.c: Likewise.
20618 * genmodes.c: Likewise.
20619 * real.c: Likewise.
20620 * real.h: Likewise.
20621 * recog.c: Likewise.
20622 * recog.h: Likewise.
20623 * regrename.c: Likewise.
20624 * tree.h: Likewise.
20625 * c-common.c (builtin_function_2): Change type of 5th parameter from
20626 int to enum built_in_function. Change type of 8th parameter from int
20628 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
20630 * c-typeck.c (convert_arguments): Change type of formal_prec from
20631 int to unsigned int.
20632 * genmodes.c (blank_mode): Make a few negative constants unsigned.
20633 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
20634 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
20635 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
20636 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
20637 iterator to for_all_modes () instead of an enum because enums can't
20638 be incremented in C++.
20641 2004-07-25 Daniel Jacobowitz <dan@debian.org>
20643 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
20646 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20648 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
20649 Handle ARRAY_RANGE_REF like ARRAY_REF.
20651 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
20653 * c-typeck.c (digest_init): Don't allow arrays of signed or
20654 unsigned variants of wchar_t to be initialized by wide string
20655 constants. Do allow arrays of enumerated types compatible with
20656 wchar_t to be initialized by wide string constants. Refine tests
20657 distinguishing wide and narrow strings and arrays. Give specific
20658 error for arrays of other integer types initialized by string
20660 (output_init_element, process_init_element): Check for
20661 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
20662 initializing with string constants.
20664 2004-07-25 Richard Henderson <rth@redhat.com>
20666 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
20667 on the RESULT_DECL.
20668 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20669 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
20670 DECL_IGNORED_P to new decl.
20672 2004-07-24 Zack Weinberg <zack@codesourcery.com>
20674 * config/ia64/ia64.c (general_xfmode_operand)
20675 (destination_xfmode_operand): Delete.
20676 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
20677 * config/ia64/ia64.md (*movxf_internal): Use general_operand
20678 and destination_operand.
20680 2004-07-24 Alexander Kabaev <kan@freebsd.org>
20682 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
20683 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
20685 2004-07-24 Alexander Kabaev <kan@freebsd.org>
20686 Zack Weinberg <zack@codesourcery.com
20689 * c-decl.c (diagnose_mismatched_decls): Don't issue a
20690 redundant-declaration warning the first time a builtin is
20691 declared explicitly.
20693 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20695 * tree.h (staticp): Change return type to bool.
20697 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20699 * c-common.c (c_staticp): Last episode of the staticp saga.
20701 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20703 * c-common.h (c_staticp): Change return type from int to bool.
20704 * tree.c (staticp): Likewise.
20705 * langhooks.h (staticp): Likewise.
20707 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20709 * langhooks-def.h (lhd_staticp): Change return type from int to
20710 bool in prototype to match definition.
20712 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20714 * system.h (bool, true, false): Don't redefine as preprocessor macros
20717 2004-07-24 Roger Sayle <roger@eyesopen.com>
20719 * expmed.c (init_expmed): A signed modulus by a power of two is
20720 considered cheap if its less than or equal to four instructions.
20722 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20724 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
20725 GGC_CNEWVAR): New macros.
20727 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20729 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
20731 * c-decl.c: Likewise.
20732 * c-format.c: Likewise.
20733 * c-lex.c: Likewise.
20734 * c-opts.c: Likewise.
20735 * c-pragma.c: Likewise.
20736 * c-typeck.c: Likewise.
20737 * gencheck.c: Likewise.
20738 * genconditions.c: Likewise.
20739 * genconfig.c: Likewise.
20740 * genflags.c: Likewise.
20741 * gengtype.c: Likewise.
20742 * gensupport.c: Likewise.
20743 * ggc-none.c: Likewise.
20744 * langhooks.c: Likewise.
20745 * statistics.h: Likewise.
20746 * stub-objc.c: Likewise.
20747 * java/decl.c: Likewise.
20749 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
20751 * config/m68k/m68k.c (output_scc_di): Fix coding style.
20752 (symbolic_operand): Fix prototype.
20753 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
20754 * config/m68k/m68k.md: Add constants for registers a0 and sp and
20755 use them, change from the "{...}" syntax to the simpler {...}
20757 (*cfv4_extendqisi2): Fix destination predicate.
20758 * config/m68k/m68k-protos.h: Remove various declarations also
20759 generated via PREDICATE_CODES.
20761 2004-07-23 Mike Stump <mrs@apple.com>
20763 * c-typeck.c (convert_for_assignment): Tightened up pointer
20764 converstions that differ in signedness.
20766 2004-07-23 Zack Weinberg <zack@codesourcery.com>
20768 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
20770 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20772 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
20773 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
20775 * gimplify.c (gimplify_compound_lval): Check for no handled
20776 operations, rather than checking for explicit list of nodes.
20777 (is_gimple_addr_expr_arg_or_indirect): New function.
20778 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
20779 redundant setting of TREE_INVARIANT.
20780 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
20781 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
20783 2004-07-23 Diego Novillo <dnovillo@redhat.com>
20785 PR tree-optimization/16688
20786 PR tree-optimization/16689
20787 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
20788 unnecessary initialization of 'tag'.
20789 (get_tmt_for): Check that the new type tag has the same alias
20790 set as the pointed-to type.
20791 (group_aliases): Only regular variables need to be removed
20792 from the alias set of a name tag.
20793 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
20794 propagation if the two types are not compatible.
20795 (merge_alias_info): Rename from replace_ssa_names_ann.
20797 (replace_exp_1): If both arguments are SSA_NAMEs, check that
20798 the propagation can be done.
20799 Only call merge_alias_info on pointers.
20800 (propagate_value): Likewise.
20801 * tree-ssa-copyrename.c: Include langhooks.h.
20802 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
20804 Do not coalesce variables with incompatible types.
20805 (rename_ssa_copies): Call replace_ssa_name_symbol.
20806 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
20807 the same type as the underlying _DECL.
20808 * tree-ssanames.c (replace_ssa_name_symbol): New function.
20809 * tree.h (replace_ssa_name_symbol): Declare.
20811 2004-07-23 Richard Henderson <rth@redhat.com>
20814 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
20815 unshare it properly.
20816 (gimplify_modify_expr_rhs): Push assignment from a conditional into
20817 the conditional for all non-register types.
20819 2004-07-23 Richard Henderson <rth@redhat.com>
20821 * expr.c (expand_expr_real_1): Don't handle non-local variables.
20822 * expr.h (fix_lexical_addr): Remove.
20823 * function.c (NEED_SEPARATE_AP): Remove.
20824 (fix_lexical_addr): Remove.
20825 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
20826 not null decl_function_context.
20827 (create_alias_vars): Likewise.
20828 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
20829 (simple_goto_p): Likewise.
20830 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
20831 * tree-ssa-ccp.c (get_default_value): Likewise.
20832 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20833 * tree.c (needs_to_live_in_memory): Likewise.
20834 * tree-flow-inline.h (may_be_aliased): Move...
20835 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
20836 when TREE_STATIC variables may be addressable.
20838 2004-07-24 Jakub Jelinek <jakub@redhat.com>
20840 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
20842 2004-07-23 Zack Weinberg <zack@codesourcery.com>
20844 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
20845 bitmap contents if GENERATOR_FILE is defined.
20846 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
20847 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
20849 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
20851 * c-decl.c (start_function): Form composite type of function types
20852 rather than copying type from previous prototype declaration.
20854 2004-07-23 Janis Johnson <janis187@us.ibm.com>
20856 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
20857 the const qualifier for the second argument in the C++ functions.
20859 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
20860 specific pointer types.
20862 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
20863 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
20864 for vector bool and/or vector pixel, add C++ and C missing support.
20865 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
20866 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
20867 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
20868 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
20869 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
20870 missing C++ and C support for vector bool and/or vector pixel.
20871 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
20872 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
20873 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
20874 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
20875 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
20876 C++ and C types used for vector bool and/or vector pixel.
20877 (vec_st, vec_stl): Add C++ support for vector pixel.
20878 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
20879 (vec_all_ne): Add C++ support for vector pixel.
20881 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
20882 (vec_vmulesb): Add missing C++ function.
20883 (vec_perm): Fix type of third argument in C++ function.
20884 (vec_vsum4shs): Fix C++ function name.
20885 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
20886 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
20887 argument passed to the error handler in C macro.
20888 (vec_nmsub): Remove extra parens around argument names in C macro.
20889 (vec_packpx): Add missing parens in C macro.
20891 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
20893 * machmode.def: Remove vector modes.
20894 * config/alpha/alpha-modes.def: Add supported vector modes.
20895 * config/arm/arm-modes.def: Likewise.
20896 * config/frv/frv-modes.def: Likewise.
20897 * config/i386/i386-modes.def: Likewise.
20898 * config/rs6000/rs6000-modes.def: Likewise.
20899 * config/sh/sh-modes.def: Likewise.
20901 2004-07-23 Matthias Klose <doko@debian.org>
20903 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
20904 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
20905 * config.h: Regenerate.
20906 * configure: Likewise.
20908 2004-07-22 Mark Mitchell <mark@codesourcery.com>
20910 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
20911 generated SYMBOL_REFs for labels.
20912 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
20914 (machopic_stub_name): Remove.
20915 (machopic_indirection_name): New function.
20916 (machopic_mcount_stub_name): Likewise.
20917 (machopic_classify_name): Remove.
20918 (machopic_function_base_sym): New function.
20919 (machpoic_classify_symbol): Likewise.
20920 (machopic_classify_ident): Remove.
20921 (machopic_define_ident): Likewise.
20922 (machopic_define_name): Likewise.
20923 (machopic_name_defined_p): Likewise.
20924 (machopic_ident_defined_p): Likewise.
20925 (darwin_strip_name_encoding): Likewise.
20926 (machopic_define_symbol): New function.
20927 * config/darwin.c (hashtab.h): Include.
20928 (machopic_defined_list): Remove.
20929 (machopic_classify_ident): Likewise.
20930 (machopic_classify_name): Likewise.
20931 (machopic_ident_defined_p): Likewise.
20932 (machopic_define_ident): Likewise.
20933 (machopic_define_name): Likewise.
20934 (machopic_symbol_defined_p): New function.
20935 (machopic_classify_symbol): Likewise.
20936 (machopic_data_defined_p): Use machopic_classify_symbol.
20937 (machopic_define_symbol): New function.
20938 (machopic_function_base_sym): New function.
20939 (machopic_non_lazy_pointers): Remove.
20940 (machopic_non_lazy_ptr_name): Likewise.
20941 (machopic_stubs): Likewise.
20942 (machopic_stub_name): Likewise.
20943 (NON_LAZY_POINTER_SUFFIX): New macro.
20944 (STUB_SUFFIX): Likewise.
20945 (machopic_indirection): New structure.
20946 (machopic_indirections): New variable.
20947 (machopic_indirection_hash): New function.
20948 (machopic_indirection_eq): Likewise.
20949 (machopic_indirection_name): Likewise.
20950 (machopic_mcount_stub_name): New function.
20951 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
20953 (machopic_indirect_data_reference): Rework to use new functions.
20954 (machopic_indirect_call_target): Likewise.
20955 (machopic_legitimize_pic_address): Likewise.
20956 (machopic_output_indirection): New function.
20957 (machopic_finish): Use it.
20958 (machopic_operand_p): Rework to use new functions.
20959 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
20960 (darwin_strip_name_encoding): Remove.
20961 (update_non_lazy_ptrs): Remove.
20962 (update_stubs): Likewise.
20963 (darwin_non_lazy_pcrel): Use new functions.
20964 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
20965 (ASM_OUTPUT_LABELREF): Likewise.
20966 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
20967 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
20968 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
20969 (TARGET_STRIP_NAME_ENCODING): Do not use
20970 darwin_strip_name_encoding.
20971 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
20972 darwin_strip_name_encoding.
20973 * config/i386/darwin.h (FUNCTION_PROFILER): Use
20974 machopic_mcount_stub_name.
20975 * config/i386/i386.c (x86_output_mi_thunk): Use
20976 machopic_indirection_name, not machopic_stub_name.
20977 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
20978 machopic_function_base_sym.
20979 (print_operand): Use machopic_classify_symbol.
20980 (rs6000_emit_prologue): Use machopic_function_base_sym.
20981 (output_profile_hook): Do not use machopic_stub_name.
20982 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
20984 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20987 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
20990 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20992 * doc/implement-c.texi: New file.
20993 * doc/extend.texi (C Implementation): Move to there.
20994 * doc/gcc.texi: Include implement-c.texi.
20995 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
20997 2004-07-22 Jason Merrill <jason@redhat.com>
20999 * integrate.c (copy_decl_for_inlining): Remove invisible reference
21001 * tree-inline.c (setup_one_parameter): Likewise.
21003 2004-07-22 Brian Booth <bbooth@redhat.com>
21005 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
21006 (substitute_and_fold): Propigate into VUSE operands when possible.
21007 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
21008 (cp_lattice_meet): Handle merging of latticevalues when
21009 UNKNOWN_VAL is present.
21010 (visit_stmt): Visit assignments with V_MUST_DEFs.
21011 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
21012 (ccp_fold): Deal with RHS' that are constant and virtual.
21013 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
21014 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
21015 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
21016 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
21017 computing immediate uses.
21018 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
21020 (replace_vuse_in): New function.
21021 (likely_value): Add check of vuse operands.
21022 (get_default_value): Set the default value of virtually defined
21023 variables to UKNOWN_VAL instead of VARYING.
21025 2004-07-22 Richard Henderson <rth@redhat.com>
21027 * expr.c (emit_push_insn): Don't use set_mem_attributes.
21029 2004-07-22 Richard Henderson <rth@redhat.com>
21031 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
21032 variables due to conditional compilation.
21034 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21036 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
21037 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
21038 Release SSA names that have been re-renamed.
21039 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
21041 * tree-ssa-alias.c (init_alias_info): If aliases have been
21042 computed before, clear existing alias information.
21043 (create_name_tags): Do no fixup PT_ANYTHING pointers.
21044 If the new name tag for a pointer is different than the one it
21045 had before, mark the old tag for renaming.
21046 (replace_may_alias): New function.
21047 (group_aliases): Call it.
21048 (setup_pointers_and_addressables): Always call get_tmt_for.
21049 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
21051 (set_pt_anything): New local function.
21052 (set_pt_malloc): New local function.
21053 (merge_pointed_to_info): Don't merge pointed-to variables from
21054 the original pointer if the destination is pointing to an
21056 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
21057 (add_pointed_to_var): Do not add a variable to the points-to
21058 set if the pointer is already pointing to anywhere.
21059 (collect_points_to_info_r): If the defining statement is a PHI
21060 node, only merge pointed-to information if the argument has
21061 already been visited.
21062 (get_tmt_for): Only create a new tag if the pointer didn't
21064 (dump_alias_info): Emit more information.
21065 (dump_points_to_info_for): Likewise.
21066 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
21067 try to get the annotation of an SSA_NAME.
21068 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
21069 alias sets when checking is enabled.
21070 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
21071 (eliminate): Mark basic blocks that will need
21072 EH information cleaned up.
21073 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
21075 Initialize need_eh_cleanup.
21076 (fini_pre): Call tree_purge_all_dead_eh_edges and
21077 cleanup_tree_cfg if needed.
21078 Free need_eh_cleanup.
21079 * tree-ssa.c (verify_ssa_name): New function.
21080 (verify_def): Call it.
21081 Re-arrange to avoid printing too many error messages.
21082 (verify_use): Likewise.
21083 (verify_phi_args): Likewise.
21084 (verify_flow_insensitive_alias_info): New function.
21085 (verify_flow_sensitive_alias_info): New function.
21086 (verify_alias_info): New function.
21087 (verify_ssa): Call verify_alias_info.
21088 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
21090 Re-arrange to avoid printing too many error messages.
21091 * tree-ssanames.c (make_ssa_name): Clear
21092 SSA_NAME_IN_FREE_LIST.
21093 (release_ssa_name): Never release a default definition.
21094 (release_defs): New function.
21095 * tree.h: Declare it.
21096 * tree-ssa-dce.c (remove_dead_stmt): Call it.
21098 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21100 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
21101 If true, do a depth-first search. Do a breadht-first search,
21103 (walk_use_def_chains): Add new argument IS_DFS.
21105 * tree-flow.h (walk_use_def_chains): Update prototype.
21107 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
21109 * config/cris/cris.md: Tweak formatting.
21110 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
21111 (mover2side, moverside, movemside, movei, op3, andu): Replace
21112 live define_peephole:s with define_peephole2 near-equivalents.
21114 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
21116 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
21117 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
21118 "*mov_sidesi_mem" respectively.
21120 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
21122 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
21123 (gimplify_build1): Move from tree-complex.c do_unop.
21124 (gimplify_build2): Move from tree-complex.c do_binop.
21125 (gimplify_build3): New.
21126 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
21127 Adjust throughout to call the functions above.
21128 * tree-flow.h: Declare the functions above.
21129 * tree-nested.c (gimplify_val): Rename to...
21130 (tsi_gimplify_val): ... this.
21132 * Makefile.in (tree_complex.o): Update dependencies.
21133 (stor-layout.o): Depend on regs.h.
21134 * c-common.c (handle_vector_size_attribute): Update for
21135 vector types without corresponding vector modes.
21136 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
21137 a corresponding vector mode is not available.
21138 * print-tree.c (print_node): Print nunits for vector types
21139 * regclass.c (have_regs_of_mode): New.
21140 (init_reg_sets_1): Initialize it and use it instead
21141 of allocatable_regs_of_mode.
21142 * regs.h (have_regs_of_mode): Declare it.
21143 * stor-layout.c (layout_type): Pick a mode for vector types.
21144 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
21145 build_replicated_const, do_unop, do_binop, do_plus_minus,
21146 do_negate, expand_vector_piecewise, expand_vector_parallel,
21147 expand_vector_addition, expand_vector_operations_1,
21148 expand_vector_operations, tree_lower_operations,
21149 pass_lower_vector_ssa, pass_pre_expand): New.
21150 (expand_complex_operations, pass_lower_complex): Remove.
21151 * tree-optimize.c (init_tree_optimization_passes): Adjust
21152 pass ordering for changes in tree-complex.c.
21153 * tree-pass.h: Declare new passes.
21154 * tree.c (finish_vector_type): Remove.
21155 (make_vector_type): New.
21156 (build_vector_type_for_mode, build_vector_type): Rewritten.
21157 * tree.def (VECTOR_TYPE): Document where the number of
21158 subparts is stored.
21159 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
21160 (make_vector): Remove declaration.
21162 2004-07-21 Richard Henderson <rth@redhat.com>
21164 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
21165 TREE_THIS_VOLATILE, may_aliases, or optimization level.
21166 (remove_useless_vars): Dump debugging info.
21167 (expand_used_vars): Move ...
21168 * cfgexpand.c (expand_used_vars): ... here. Make static.
21169 * tree-flow-inline.h (set_is_used): New.
21170 (set_default_def): Use get_var_ann.
21171 * tree-flow.h: Update decls.
21172 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
21173 (create_ssa_var_map): Use it.
21174 * tree-ssa.c (set_is_used): Remove.
21176 2004-07-22 Ben Elliston <bje@au.ibm.com>
21178 * gdbinit.in: Set a breakpoint on internal_error.
21180 2004-07-21 Richard Henderson <rth@redhat.com>
21182 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
21183 to create a new basic block.
21185 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21188 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
21189 return type on function definitions. Move other warnings for
21190 qualified return type to -Wreturn-type. Do not condition any such
21191 warnings on -pedantic. Update comments.
21192 (start_function): Only copy function type from previous prototype
21193 declaration if return types are compatible.
21194 * c-typeck.c (function_types_compatible_p): Don't condition
21195 warning for incompatibility of volatile qualifiers on the return
21196 type on -pedantic. Update comment.
21197 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
21199 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21201 * c-typeck.c (set_init_index): Require designator to be of integer
21204 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21207 * c-parse.in (init): Change to exprtype.
21208 (primary): Set original_code for STRING to STRING_CST.
21209 Call maybe_warn_string_init for compound literals.
21210 (initdcl, notype_initdcl): Call maybe_warn_string_init.
21212 * c-tree.h (maybe_warn_string_init): New.
21213 (pop_init_level, process_init_element): Use struct c_expr.
21214 (struct c_expr): Update comment.
21215 * c-typeck.c (maybe_warn_string_init): New function.
21216 (digest_init): Call it. Additional parameter strict_string. All
21218 (output_init_element): Likewise.
21219 (struct constructor_stack): Use struct c_expr for
21221 (really_start_incremental_init, push_init_level): Update.
21222 (pop_init_level): Update. Return struct c_expr.
21223 (process_init_level): Update. Take struct c_expr argument.
21225 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
21227 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
21230 2004-07-21 Eric Christopher <echristo@redhat.com>
21232 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
21234 * c-decl.c (pop_scope): Ditto.
21235 * calls.c (expand_call): Remove call to current_nesting_level,
21236 update comment accordingly. Remove calls to expand_start_target_temps
21237 and expand_end_target_temps.
21238 * cfgexpand.c (construct_init_block): Remove call to
21239 expand_start_bindings_and_block.
21240 (construct_exit_block): Remove call to expand_end_bindings.
21241 * expr.c (safe_from_p): Remove BIND_EXPR handling.
21242 (expand_expr_real_1): Ditto. Fix formatting.
21243 (expand_vars): Delete.
21244 * stmt.c (POPSTACK): Remove block_stack.
21245 (stmt_status): Remove x_block_stack.
21246 (block_stack): Delete.
21247 (expand_start_bindings_and_block): Ditto.
21248 (expand_start_target_temps): Ditto.
21249 (expand_end_target_temps): Ditto.
21250 (current_nesting_level): Ditto.
21251 (warn_about_unused_variables): Ditto.
21252 (expand_end_bindings): Ditto.
21253 * tree.h: Remove declarations for above.
21255 2004-07-21 Steven Bosscher <stevenb@suse.de>
21257 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
21258 * rtl.c (note_insn_name): Likewise.
21259 * print-rtl.c (print_rtx): Don't print it.
21260 * cfgrtl.h (can_delete_note_p): Don't handle it.
21261 (rtl_delete_block): Likewise.
21262 * passes.c (rest_of_handle_guess_branch_prob): Remove.
21263 (rest_of_compilation): Don't call it.
21264 * predict.c (process_note_predictions, process_note_prediction,
21265 note_prediction_to_br_prob): Remove.
21266 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
21267 * stmt.c (return_prediction): Remove.
21268 (expand_value_return): Don't call it. Don't add prediction
21269 notes for return statements.
21271 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
21273 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
21276 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
21278 * c-common.c (vector_types_convertible_p): Use vector types'
21279 TYPE_SIZE and TREE_TYPE instead of their mode.
21280 * convert.c (convert_to_integer): Likewise.
21281 (convert_to_vector): Likewise.
21282 * fold-const.c (fold_convert): Likewise.
21283 * varasm.c (output_constant): Likewise.
21284 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
21285 Allow a VECTOR_TYPE initializer to be made of several vectors.
21286 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
21287 of cleared and need_to_clear, and use fold_convert.
21288 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
21291 2004-07-20 Richard Henderson <rth@redhat.com>
21293 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
21294 (expand_gimple_basic_block): out from here. Renamed from expand_block.
21296 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
21298 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
21299 enormous cost if not TARGET_HARD_MUL.
21301 2004-07-20 Andrew Pinski <apinski@apple.com>
21304 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
21307 2004-07-21 Paul brook <paul@codesourcery.com>
21309 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
21311 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21313 * fold-const.c (operand_equal_p): Temporarily support NULL args.
21314 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
21315 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
21317 2004-07-20 Zack Weinberg <zack@codesourcery.com>
21319 * rtl.h (plus_constant): Delete.
21320 (plus_constant_wide): Rename to plus_constant.
21321 (plus_constant_for_output_wide): Delete vestigial prototype.
21322 (GEN_INT): Remove unnecessary cast.
21323 * tree.h (build_int_2, size_int_type): Delete.
21324 (build_int_2_wide): Rename to build_int_2.
21325 (size_int_wide): Rename to size_int_kind.
21326 (size_int_type_wide): Rename to size_int_type.
21327 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
21328 Remove unnecessary cast.
21329 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
21330 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
21331 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
21332 (size_int_type_wide): Rename size_int_type.
21333 (int_const_binop): Use size_int_type.
21334 * c-lex.c (interpret_integer): Use build_int_2.
21335 * final.c (split_double): Remove unnecessary casts.
21336 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
21338 2004-07-20 Richard Henderson <rth@redhat.com>
21340 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
21341 (gimplify_compound_lval): Use is_gimple_tmp_reg.
21342 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
21343 (is_gimple_tmp_reg): New.
21344 * tree-gimple.h (is_gimple_tmp_reg): Declare.
21346 2004-07-20 Richard Henderson <rth@redhat.com>
21348 * tree-pretty-print.c (dump_generic_node): Dump
21349 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
21351 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
21353 * tree-mudflap.c (mf_set_options_fndecl): New tree.
21354 (mudflap_init): Set it.
21355 (mudflap_register_call): Remove __mf_init call.
21356 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
21357 to pass "-ignore-reads" option to libmudflap if needed.
21359 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
21362 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
21363 (MAKE_DECL_ONE_ONLY): Undefine.
21364 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
21365 readonly_data, one_only_data_section, forget_section): New prototypes.
21366 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
21368 (pa_select_section): Add one-only (COMDAT) support.
21369 * pa.h (struct machine_function): Define.
21370 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
21371 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
21372 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
21373 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
21374 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
21375 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
21376 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
21377 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
21378 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
21379 for EXTRA_SECTION_FUNCTIONS.
21380 * doc/install.texi: Update binutils requirements.
21382 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21384 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
21385 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
21386 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
21388 (struct VEC): Use unsigned for num and alloc.
21389 * vec.c (struct vec_prefix): Likewise.
21390 (vec_o_reserve): Adjust.
21392 * dbxout.c (dbxout_type): Fix printf format.
21394 * tree.h (binfo_member): Remove.
21395 * tree.c (binfo_member): Remove.
21397 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21399 * tree.h: Include vec.h
21400 (DEF_VEC_P(tree)): New type.
21401 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
21402 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
21403 (BINFO_LANG_SLOT): Remove.
21404 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
21405 (struct tree_binfo): Turn base_binfos into a trailing
21406 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
21407 (binfo_lang_slots): Remove.
21408 * tree.c (binfo_lang_slots): Remove.
21409 (make_tree_binfo_stat): Take a base binfo count, not a
21410 lang slot count. Adjust.
21411 * Makefile.in (TREE_H): Add vec.h
21412 * alias.c (record_component_aliases): Adjust BINFO access.
21413 * dbxout.c (dbxout_type): Likewise.
21414 * dwarf2out.c (gen_member_die): Likewise.
21415 * sdbout.c (sdbout_one_type): Likewise.
21416 * tree-dump.c (deque_and_dump): Likewise.
21417 * config/i386/i386.c (classify_argument,
21418 contains_128bit_aligned_vector_p): Likewise.
21419 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
21420 * doc/c-tree.texi (Classes): Update BINFO documentation.
21422 2004-07-20 Steven Bosscher <stevenb@suse.de>
21424 * c-common.h (check_case_value): Remove prototype.
21425 (c_add_case_label): Adjust prototype.
21426 * c-common.c (check_case_value): Make static.
21427 (check_case_bounds): New function.
21428 (c_add_case_label): Use it. Take new argument orig_type.
21429 * c-typeck.c (struct c_switch): New orig_type field.
21430 (c_start_case): Set it.
21431 (do_case): Pass it to c_add_case_label.
21432 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
21433 cases from here. Add the labels in reverse order.
21434 * stmt.c (struct case_node): Adjust comment. Remove balance field.
21435 (add_case_node): Return nothing, don't check for duplicate cases.
21436 Insert new case nodes in a list, not in an AVL tree.
21437 (expand_end_case_type): Don't turn a case tree into a case list.
21438 (case_tree2list): Remove.
21439 * tree.h (add_case_node): Adjust prototype.
21441 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
21443 * genattr.c (struct range, struct function_unit,
21444 write_units, extend_range, init_range): Remove them.
21445 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
21446 Output "#define INSN_SCHEDULING" here.
21447 * genattrtab.c (struct range, struct function_unit_op,
21448 struct function_unit, struct dimension, enum operator,
21449 operate_exp, expand_units, simplify_knowing,
21450 encode_units_mask, simplify_by_exploding,
21451 find_and_mark_used_attributes, unmark_used_attributes,
21452 add_values_to_cover, increment_current_value,
21453 test_for_current_value, simplify_with_current_value,
21454 simplify_with_current_value_aux, gen_unit,
21455 write_unit_name, write_function_unit_info,
21456 write_complex_function, write_toplevel_expr,
21457 find_single_value, extend_range): Remove.
21458 (write_attr_get): Do not handle common_av->value
21460 (struct attr_desc): Remove func_units_p and blockage_p.
21461 (write_attr_valueq): Do not handle them.
21462 (find_attr): Do not clear them.
21463 (make_internal_attr): Do not initialize them.
21464 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
21465 * sched-vis.c (init_target_units, insn_print_units,
21466 init_block_visualization, print_block_visualization,
21467 visualize_scheduled_insns, visualize_no_unit,
21468 visualize_stall_cycles, visualize_alloc,
21469 visualize_free, target_units, get_visual_tbl_length,
21470 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
21471 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
21472 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
21473 * haifa-sched.c (blockage_range, clear_units,
21474 schedule_unit, actual_hazard, potential_hazard,
21475 insn_unit, unit_last_insn, unit_tick,
21476 actual_hazard_this_instance, potential_hazard,
21477 schedule_unit, max_insn_queue_index_value): Remove.
21478 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
21479 max_insn_queue_index.
21480 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
21481 * doc/md.texi (Processor pipeline description): Remove
21482 references to old pipeline descriptions.
21483 (Automaton pipeline description): Merge with the above.
21484 (Old pipeline description, Comparison of the two descriptions):
21487 * bt-load.c (migrate_btr_def): Remove references to
21488 use_pipeline_interface.
21489 * haifa-sched.c (insn_cost, schedule_insn,
21490 schedule_block, advance_one_cycle, sched_init,
21491 queue_to_ready, sched_finish): Likewise.
21492 * modulo-sched.c (sms_schedule, advance_one_cycle,
21493 ps_has_conflicts): Likewise.
21494 * sched-rgn.c (init_ready): Likewise.
21495 (debug_dependencies): Likewise, and remove an "if (1)".
21496 * target.h (use_dfa_pipeline_interface): Remove.
21497 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21498 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21499 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21500 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21501 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21502 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21503 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21504 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21505 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21506 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21507 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21508 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21509 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21510 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21511 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21512 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21513 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21514 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21515 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21517 2004-07-19 Roger Sayle <roger@eyesopen.com>
21519 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
21521 2004-07-19 Jeff Law <law@redhat.com>
21523 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
21524 (get_eq_expr_value): Use it. Simplify slightly.
21526 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
21528 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
21529 (umulsidi3_32bit_r4000): Likewise.
21531 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
21533 * vec.h: Propagate location information properly.
21534 (VEC_T_iterate): Add result pointer parameter.
21535 (VEC_T_space): New.
21536 (VEC_T_reserve): Use it.
21538 2004-07-19 Daniel Jacobowitz <dan@debian.org>
21540 * Makefile.in (c-format.o): Depend on c-format.h.
21541 * c-format.h: New file.
21542 (struct format_char_info): Add CHAIN member.
21543 * c-format.c: Move some types and constants to c-format.h.
21544 (format_type_error): Set to -1.
21545 (struct function_format_info): Use an int for format_type.
21546 (decode_format_type): Return an int. Return format_type_error
21548 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
21549 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
21550 (scan_char_table, time_char_table, monetary_char_table): Initialize
21552 (n_format_types): New variable.
21553 (check_format_info_main): Handle CHAIN in format_char_info.
21554 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
21555 TARGET_N_FORMAT_TYPES.
21556 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21557 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
21558 * config/sol2-c.c: New file.
21559 * config/t-sol2: New file.
21560 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
21561 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
21562 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
21564 * doc/extend.texi (Target Format Checks): New section.
21565 (Function Attributes): Mention it.
21566 * doc/invoke.texi: Mention target format checks.
21567 * doc/sourcebuild.texi: Mention target format checks.
21568 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
21569 TARGET_FORMAT_TYPES.
21571 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
21573 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
21575 * config/s390/s390.c (regclass_map initializer): Register 35 added to
21577 (load_multiple_operation, store_multiple_operation): Removed
21578 pointless sanity check.
21579 (s390_decompose_address): Added check for return_address_pointer_rtx.
21580 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
21581 (s390_return_address_offset): New function.
21582 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
21583 (FRAME_REGNO_P): Added check for register 35.
21584 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
21585 REG_ALLOC_ORDER): Appended entry for register 35.
21586 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
21587 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
21588 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
21589 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
21590 is eliminable using stack pointer or hard frame pointer.
21591 (REGISTER_NAMES): Added name for register 35.
21592 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
21593 pointless sanity check.
21595 2004-07-19 Roger Sayle <roger@eyesopen.com>
21597 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
21598 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
21599 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
21600 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
21601 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
21602 (fold_relational_const): Tidy up handling of floating point
21603 comparisons by calling real_compare. Remove tree_expr_nonzero_p
21604 transformation; fold_relational_const assumes constant operands.
21606 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
21608 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
21611 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
21613 * c-tree.h (struct c_expr): Define.
21614 (C_SET_EXP_ORIGINAL_CODE): Remove.
21615 (parser_build_binary_op, build_compound_expr): Update prototypes.
21616 * c-parse.in (%union): Add exprtype.
21617 (FUNC_NAME): Mark as ttype.
21618 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
21620 (expr): Update. Define directly in terms of expr_no_commas
21621 instead of using nonnull_exprlist.
21622 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
21623 offsetof_member_designator, typespec_nonreserved_nonattr, init,
21624 initval, designator, component_declarator,
21625 component_notype_declarator, enumerator, array_declarator,
21626 condition, exexpr, switch_statement, stmt_nocomp, stmt,
21627 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
21628 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
21630 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
21631 * c-common.c (c_common_truthvalue_conversion): Don't check
21632 C_EXP_ORIGINAL_CODE.
21633 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
21634 Don't use C_EXP_ORIGINAL_CODE.
21635 (default_conversion, default_function_array_conversion): Don't use
21636 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
21637 (internal_build_compound_expr): Merge into build_compound_expr.
21638 (build_compound_expr): Take two operands instead of a TREE_LIST.
21639 * objc/objc-act.c (get_super_receiver): Update calls to
21640 build_compound_expr.
21642 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
21644 * config/sh/sh.c (sh_use_dfa_interface): Remove.
21645 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
21647 * config/sh/sh.md: Extract pipeline descriptions
21648 into separate files.
21649 * config/sh/sh1.md: New file, extracted from sh.md.
21650 * config/sh/sh4.md: New file, extracted from sh.md.
21651 * config/sh/shmedia.md: New file, extracted from sh.md
21652 and rewritten using new-style pipeline description.
21654 2004-07-18 Zack Weinberg <zack@codesourcery.com>
21656 * config/pa/pa.md: Delete the two remaining define_peephole
21659 2004-07-18 Steven Bosscher <stevenb@suse.de>
21660 Joseph S. Myers <jsm@polyomino.org.uk>
21662 * c-common.c (c_common_truthvalue_conversion): Don't warn if
21663 TREE_NO_WARNING is set.
21665 2004-07-18 Roger Sayle <roger@eyesopen.com>
21667 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
21668 simplify_builtin_strncmp): Delete.
21669 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
21670 Change argument to accept an arglist instead of an "exp". Assume
21671 that the return type is always integer_type_node. Copy missing
21672 transformations from their now obsolete simplify_builtin_*
21674 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
21675 fold_builtin_strcmp and fold_builtin_strncmp.
21676 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
21677 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
21678 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
21680 2004-07-18 Daniel Jacobowitz <dan@debian.org>
21682 * Makefile.in (tree-alias-common.o): Update dependencies.
21684 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
21686 * cfgloop.c (flow_loop_nested_p): Fix comment.
21688 2004-07-17 Jason Merrill <jason@redhat.com>
21691 * stor-layout.c (relayout_decl): New fn.
21692 * tree.h: Declare it.
21693 (DECL_BY_REFERENCE): New macro.
21695 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
21697 * libgcc2.c (__enable_execute_stack): New symbol.
21698 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
21699 and declare __enable_execute_stack.
21700 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
21701 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
21702 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21703 ENABLE_EXECUTE_STACK.
21704 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
21705 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21706 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21707 ENABLE_EXECUTE_STACK.
21708 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21709 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
21710 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21711 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21712 ENABLE_EXECUTE_STACK.
21713 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21714 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21715 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21716 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21717 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
21718 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21719 (sparc64_initialize_trampoline): Likewise.
21720 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
21722 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
21724 * langhooks.h (builtin_function): New langhook.
21725 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
21726 (LANG_HOOKS_INITIALIZER): Update.
21727 * tree.h (builtin_function): Remove.
21728 * doc/tm.texi: Update.
21729 * c-tree.h (builtin_function): Declare.
21730 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
21731 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
21732 config/ia64/ia64.c, config/iq2000/iq2000.c,
21733 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
21734 config/stormy16/stormy16.c: All callers of builtin_function
21737 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
21740 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
21741 Remove white space after the backslash.
21743 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
21745 PR rtl-optimization/16294
21746 * resource.c (return_insn_p): New predicate.
21747 (mark_target_live_regs): Use it. Special-case return insns.
21748 (init_resource_info): Use it. Don't scan the epilogue past
21751 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21753 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
21754 destroy dominance information.
21755 * passes.c (rest_of_handle_loop2): Free dominance information.
21756 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
21758 (thread_jumps): Update dominance information and remove unreachable
21760 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
21761 information and remove the unreachable block.
21763 2004-07-17 Graham Stott <graham.stott@btinternet.com>
21765 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
21767 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
21769 * doc/sourcebuild.texi: Remove libf2c entry.
21771 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
21773 * config/i386/i386.md (movv16qi_internal): Fix typo.
21775 2004-07-17 Steven Bosscher <stevenb@suse.de>
21777 * final.c (final_scan_insn): Fix broken commit from previous
21780 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
21782 * c-typeck.c (parser_build_binary_op): Condition warnings for
21783 X<=Y<=Z on -Wparentheses instead of -Wextra.
21784 * doc/invoke.texi: Update. Document that most of -Wparentheses is
21785 supported for C only.
21787 2004-07-17 Steven Bosscher <stevenb@suse.de>
21789 * cfgcleanup.c (try_simplify_condjump): Don't remove line
21790 notes to avoid unreachable code warnings.
21791 * toplev.c (backend_init): Don't emit line notes for
21792 unreachable code warnings.
21794 * combine.c (distribute_notes): Don't distribute a
21795 REG_VTABLE_REF note.
21796 * final.c (final_scan_insn): Don't handle it.
21797 * rtl.c (reg_note_name): Remove it.
21798 * rtl.h (enum reg_node): Dito.
21800 * emit-rtl.c (force_line_numbers, restore_line_number_status):
21802 * rtl.h (force_line_numbers, restore_line_number_status):
21805 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
21806 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
21807 (using_eh_for_cleanups): Also moved here.
21809 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
21810 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
21811 to expand_start_case and add_case_node.
21812 * stmt.c (struct nesting): Cleanup unused fields condition_code,
21813 last_unconditional_cleanup, nominal_type, printname, and
21814 line_number_status.
21815 (struct fixup_goto): Remove.
21816 (struct stmt_status): Remove x_goto_fixup_chain field.
21817 (goto_fixup_chain): Remove.
21818 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
21819 pushcase, pushcase_range): Remove.
21820 (expand_start_bindings_and_block): Don't set unused fields in
21822 (expand_start_case, add_case_node): Cleanup unused formal arguments.
21823 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
21824 instead of emit_jump_if_reachable.
21825 (emit_case_nodes): Likewise.
21826 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
21828 (update_eh_label): Work around left-over exception handing regions.
21829 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
21830 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
21831 (pass_cleanup_cfg_post_optimizing): New pass.
21832 (init_tree_optimization_passes): Run the new pass after all
21834 * tree.h (pushcase, pushcase_range): Remove prototypes.
21835 (expand_start_case, add_case_node): Update prototypes.
21837 2004-07-16 Krister Walfridsson <cato@df.lth.se>
21839 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
21841 2004-07-16 Richard Henderson <rth@redhat.com>
21843 * builtins.c (std_expand_builtin_va_arg): Remove.
21844 (expand_builtin_va_arg): Remove.
21845 * expr.h: Don't declare them.
21846 * gimplify.c (mark_decls_volatile_r): Remove.
21847 (copy_if_shared_r): Don't call it.
21848 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
21849 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
21850 * gimple-low.c (lower_stmt): Likewise.
21851 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
21852 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
21853 * tree-ssa-operands.c (get_expr_operands): Likewise.
21854 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
21855 EXPAND_BUILTIN_VA_ARG.
21856 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
21857 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
21858 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
21859 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
21861 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
21863 * tree-ssa-pre.c (insert_aux): Break out if we hit
21866 2004-07-16 Richard Henderson <rth@redhat.com>
21868 * basic-block.h (remove_fake_exit_edges): Declare.
21869 * cfganal.c (remove_fake_predecessors): Rename from
21870 remove_fake_successors; iterate over predecessors.
21871 (remove_fake_exit_edges): New.
21872 * cfgcleanup.c (try_optimize_cfg): Use it.
21873 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
21874 * predict.c (estimate_probability): Likewise.
21875 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
21876 * tree-cfg.c (make_edges): Likewise.
21877 * tree-ssa-pre.c (fini_pre): Likewise.
21878 * profile.c (instrument_edges): Don't remove_fake_edges.
21879 (branch_prob): Do it earlier here.
21881 2004-07-16 Richard Henderson <rth@redhat.com>
21883 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
21884 switchification wrt CONSTRUCTOR. Document the reason.
21886 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
21888 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
21889 that prevented descriptive __mf_check source location strings.
21891 2004-07-16 Richard Henderson <rth@redhat.com>
21893 * tree-def (WITH_SIZE_EXPR): New.
21894 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
21895 * expr.c (expand_expr_real_1): Likewise.
21896 * gimplify.c (maybe_with_size_expr): New.
21897 (gimplify_arg, gimplify_modify_expr): Use it.
21898 (gimplify_modify_expr_to_memcpy): Take size parameter.
21899 (gimplify_modify_expr_to_memset): Likewise.
21900 (gimplify_expr): Handle WITH_SIZE_EXPR.
21901 * tree-alias-common.c (find_func_aliases): Likewise.
21902 * tree-eh.c (tree_could_trap_p): Likewise.
21903 (tree_could_throw_p): Likewise.
21904 * tree-gimple.c (is_gimple_lvalue): Likewise.
21905 (get_call_expr_in): Likewise.
21906 * tree-inline.c (estimate_num_insns_1): Likewise.
21907 (expand_calls_inline): Likewise.
21908 * tree-nested.c (convert_call_expr): Likewise.
21909 * tree-pretty-print.c (dump_generic_node): Likewise.
21910 * tree-sra.c (sra_walk_expr): Likewise.
21911 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
21912 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
21913 * tree-ssa-operands.c (get_expr_operands): Likewise.
21914 * tree-tailcall.c (find_tail_calls): Likewise.
21916 * calls.c (expand_call): Reset old_stack_allocated after
21917 calling emit_stack_restore.
21919 2004-07-16 Richard Henderson <rth@redhat.com>
21921 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
21922 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
21923 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
21924 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
21925 copy_res_decl_for_inlining.
21927 * tree-inline.c (declare_return_variable): New modify_dest argument.
21928 Use it as the return value, when possible or manditory. Handle
21929 TREE_ADDRESSABLE types.
21930 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
21931 replacement of CALL_EXPR.
21933 2004-07-16 Richard Henderson <rth@redhat.com>
21935 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
21936 * gimple-low.c (expand_var_p): Don't check it.
21937 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
21938 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
21939 * tree-ssa-operands.c (add_stmt_operand): Likewise.
21940 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
21941 (find_referenced_vars): Don't call them.
21942 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
21944 2004-07-16 Richard Henderson <rth@redhat.com>
21946 * function.c (pass_by_reference): True for all variable sized types.
21948 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
21950 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
21951 * tree-pretty-print.c: Include tree-chrec.h.
21952 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
21953 and POLYNOMIAL_CHREC nodes.
21955 2004-07-16 Steve Ellcey <sje@cup.hp.com>
21957 * builtins.c (expand_builtin_stpcpy): Do not create temporary
21960 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
21962 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
21964 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
21966 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
21968 * config/s390/s390.c: Likewise.
21969 * config/s390/s390.h: Likewise.
21971 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21973 * config/mips/mips.md (addsi3, adddi3): Remove special handling
21974 of $sp adds. Remove REGNO checks from mips16 patterns.
21976 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21978 * config/mips/mips.md: Delete outdated comment.
21980 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21982 * config/mips/mips.c (get_float_compare_codes): Delete.
21983 (mips_emit_compare): New function, mostly extracted from
21984 get_float_compare_codes and gen_conditional_branch.
21985 (gen_conditional_branch, gen_conditional_move): Use it.
21987 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
21989 * genautomata.c (add_vect): Speedup by using integers as
21990 bit-vectors for walking through the comb_vect and finding
21993 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21995 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
21996 operand is an uns_arith_operand; use subtraction otherwise.
21997 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
21998 not just arith_operands.
22000 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22002 * config/mips/mips-protos.h (gen_int_relational): Delete.
22003 (mips_emit_scc): Declare.
22004 * config/mips/mips.c (internal_test): Delete.
22005 (sle_operand, sleu_operand): New functions.
22006 (map_test_to_internal_test, gen_int_relational): Delete.
22007 (mips_emit_binary, mips_relational_operand_ok_p)
22008 (mips_emit_int_relational, mips_zero_if_equal)
22009 (mips_emit_scc): New functions.
22010 (gen_conditional_branch): Rework to use mips_emit_int_relational.
22011 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
22013 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22014 (sltu, sleu): Use mips_emit_scc.
22015 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
22016 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
22017 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
22019 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22021 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
22023 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22025 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
22026 (*sne_[sd]i): Likewise sne_[sd]i_zero.
22027 (*sgt_[sd]i): ...and sgt_[sd]i.
22028 (*slt_[sd]i): ...and slt_[sd]i.
22029 (*sgtu_[sd]i): ...and sgtu_[sd]i.
22030 (*sltu_[sd]i): ...and sltu_[sd]i.
22031 (*sleu_[sd]i): ...and sleu_[sd]i_const.
22032 Name previously unnamed mips16 patterns. Formatting fixes.
22034 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22036 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
22037 (branch_type): Delete.
22038 (gen_conditional_branch, gen_conditional_move)
22039 (mips_gen_conditional_trap): Update after name change. Get the
22040 comparison mode from cmp_operands[0].
22041 * config/mips/mips.h (cmp_type, branch_type): Delete.
22042 (cmp_operands): Renamed from branch_cmp.
22043 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
22044 name change. Don't set branch_type.
22045 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
22046 mode class of cmp_operands[0] rather than branch_type. Update after
22049 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22051 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
22052 of 0...255 to 0 when inside a SET.
22054 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22056 * config/mips/mips.md: Remove mips16 define_peepholes.
22058 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
22060 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
22061 (fini_pre): Remove fake edges.
22063 2004-07-15 Richard Henderson <rth@redhat.com>
22065 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
22066 (get_indirect_ref_operands, get_call_expr_operands): ... these.
22068 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22070 * vec.h (VEC_address): New function.
22072 2004-07-14 Jason Merrill <jason@redhat.com>
22074 PR middle-end/15885
22075 * gimplify.c (gimplify_arg): New fn, split out from...
22076 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
22078 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22080 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
22081 generate code which is generated by pushqi1 now
22082 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
22084 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22086 * combine.c (simplify_set): match the mode of the constant 0 with
22087 the tested operand to match the compare behaviour and the
22088 simplify_relational_operation() expectation.
22090 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22092 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
22093 ("bordered"): Same.
22095 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22097 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
22099 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
22101 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22103 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
22104 calls in mips16 code.
22106 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22108 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
22109 the destination of the li as well as for the neg.
22111 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
22114 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
22115 * cgraph.h: Update declaration.
22116 * c-decl.c (build_cdtor): Update call with default priority.
22117 * coverage.c (create_coverage): Ditto.
22118 * tree-mudflap.c (mf_init_fndecl): New tree.
22119 (mudflap_init): Set it.
22120 (mudflap_register_call): Arrange to call __mf_init before the first
22121 __mf_register call.
22122 (mudflap_finish_file): Mark the mudflap static initializer as extra
22123 high priority, to beat all C++ static constructors.
22125 2004-07-15 Jeff Law <law@redhat.com>
22127 * loop.c (check_insn_for_givs): Restore check for code labels that was
22128 accidentally deleted by a recent checkin.
22130 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22132 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
22133 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
22135 2004-07-14 Richard Henderson <rth@redhat.com>
22137 * print-tree.c (print_node): Fix casts last change.
22139 2004-07-15 Paul Brook <paul@codesourcery.com>
22141 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
22142 to TARGET_UNWIND_INFO.
22143 * except.c (output_function_exception_table): Ditto.
22145 * opts.c (decode_options): Ditto.
22146 * passes.c (rest_of_handle_final): Ditto.
22147 * final.c (final_start_function): Ditto.
22148 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
22150 * targhooks.h (default_unwind_emit): Declare.
22151 * targhooks.c (default_unwind_emit): New function.
22152 * target-def.h: Define and use TARGET_UNWIND_EMIT.
22153 * target.h (struct gcc_target): Add unwind_emit.
22154 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
22155 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
22156 Remove IA64_UNWIND_EMIT.
22157 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
22159 2004-07-14 Richard Henderson <rth@redhat.com>
22161 * print-tree.c (print_node): Handle SSA_NAME.
22163 2004-07-14 James E Wilson <wilson@specifixinc.com>
22166 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
22167 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
22169 2004-07-15 Jakub Jelinek <jakub@redhat.com>
22171 * expr.c (expand_assignment): Reenable bitfield += optimizations.
22172 Use alias set 0 for memory, do proper mode calculations and adjust
22173 address for memories.
22175 2004-07-14 Per Bothner <per@bothner.com>
22177 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
22178 structure with extra column field.
22179 * tree.c (expand_location): Also fill in column field.
22180 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
22181 gets confused by the two conditionally-compiled definitions.
22183 2004-07-14 Eric Christopher <echristo@redhat.com>
22185 * calls.c (expand_call): Fix typo in comment.
22187 2004-07-14 Steve Ellcey <sje@cup.hp.com>
22189 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
22190 comparision of TFmode.
22192 2004-07-14 Richard Henderson <rth@redhat.com>
22194 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
22195 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
22196 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
22197 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22198 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
22199 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
22200 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22201 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
22202 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
22204 2004-07-14 Mike Stump <mrs@apple.com>
22206 * config/darwin.h (WINT_TYPE): Define to be int to match
22207 system header files.
22209 2004-07-14 Bob Wilson <bob.wilson@acm.org>
22211 * config/xtensa/xtensa.c (function_arg_advance): Check for args
22212 that must be passed in the stack.
22213 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
22214 arguments if the size is not a constant.
22216 2004-07-14 Per Bothner <per@bothner.com>
22218 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
22219 instead of EXPR_LOCUS in a boolean context, which is always true
22220 if --enable-mapped-location.
22221 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
22223 2004-07-14 Richard Henderson <rth@redhat.com>
22225 * dominance.c (struct dom_info): Add fake_exit_edge.
22226 (init_dom_info): Allocate it.
22227 (free_dom_info): Free it.
22228 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
22230 (calc_idoms): Honor fake_exit_edge.
22232 2004-07-13 Jason Merrill <jason@redhat.com>
22234 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
22235 (rhs_test_for): New fn.
22236 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
22237 * tree-gimple.h: Declare them.
22238 * gimplify.c (gimplify_modify_expr): Use the new fns.
22240 2004-07-14 Richard Henderson <rth@redhat.com>
22242 * config/arm/arm-protos.h (arm_va_arg): Remove.
22243 * config/arm/arm.c (arm_va_arg): Remove.
22244 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
22245 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
22247 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22249 * pa.c (fix_range): New function to mark a range(s) of registers as
22251 (override_options): Call fix_range if the -mfixed-range option string
22253 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
22254 * doc/invoke.texi (-mfixed-range): Document new option.
22256 2004-07-14 David Edelsohn <edelsohn@gnu.org>
22258 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
22260 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
22262 2004-07-14 Roger Sayle <roger@eyesopen.com>
22264 * expmed.c (expand_sdiv_pow2): New function to expand signed division
22265 by a positive power of two, split out from expand_divmod. Provide
22266 an alternate implementation when shifts are expensive. Lower the
22267 threshold for using a branchless implementation to BRANCH_COST >= 2.
22268 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
22270 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22272 * tree-dfa.c (make_rename_temp): *Really* work just
22273 like create_tmp_var if called while outside SSA form.
22275 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
22277 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
22278 for division by zero.
22279 ("umodsi3"): Likewise.
22281 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22283 * config/mips/mips.c (mips_output_move): When generating mips16 code,
22284 force loads of negative constants to be split.
22285 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
22286 Generalize SImode li/neg splitter to cope with other modes.
22288 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22290 * expmed.c: Remove more references to QUEUED in the comments.
22291 * expr.c: Likewise.
22293 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22296 2004-07-13 Richard Henderson <rth@redhat.com>
22297 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
22300 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22302 * tree-dfa.c (make_rename_temp): Work just like
22303 create_tmp_var if called while outside SSA form.
22305 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22307 * expr.c (enqueue_insn, finish_expr_for_function,
22308 protect_from_queue, queued_subexp_p, mark_queue,
22309 emit_insns_enqueued_after_mark, emit_queue,
22310 expand_increment): Remove.
22311 (store_constructor): Expand increment as an assignment.
22312 (expand_expr_real_1 <case PREINCREMENT_EXPR,
22313 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
22314 case POSTDECREMENT_EXPR>): Abort.
22315 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
22316 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
22317 protect_from_queue, emit_queue, queued_subexp_p): Remove.
22318 * function.h (pending_chain, x_pending_chain): Remove.
22319 * rtl.def (QUEUED): Remove.
22321 * emit-rtl.c (copy_insn_1, copy_most_rtx,
22322 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
22323 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
22324 encode_units_mask): Likewise.
22325 * local-alloc.c (equiv_init_varies_p): Likewise.
22326 * rtl.c (copy_rtx): Likewise.
22327 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22328 * simplify-rtx.c (simplify_gen_subreg): Likewise.
22329 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
22331 * builtins.c (expand_builtin, expand_builtin_apply,
22332 expand_builtin_mathfn, expand_builtin_mathfn_2,
22333 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
22334 Remove calls to emit_queue and protect_from_queue.
22335 * calls.c (expand_call, precompute_arguments,
22336 precompute_register_parameters, rtx_for_function_call,
22337 store_one_arg): Likewise.
22338 * dojump.c (do_compare_and_jump, do_jump): Likewise.
22339 * explow.c (memory_address): Likewise.
22340 * expmed.c (clear_by_pieces_1, clear_storage,
22341 clear_storage_via_libcall, emit_group_load,
22342 emit_group_store, emit_store_flag,
22343 expand_expr_real_1, store_by_pieces,
22344 store_constructor, store_expr, try_casesi,
22345 try_tablejump): Likewise.
22346 * function.c (expand_pending_sizes): Likewise.
22347 * optabs.c (emit_cmp_and_jump_insns,
22348 emit_conditional_add, emit_conditional_move,
22349 expand_fix, expand_float, prepare_cmp_insn): Likewise.
22350 * stmt.c (emit_case_bit_tests,
22351 expand_asm_expr, expand_computed_goto,
22352 expand_decl_init, expand_end_case_type,
22353 expand_end_stmt_expr, expand_expr_stmt_value,
22354 expand_return, expand_start_case,
22355 optimize_tail_recursion): Likewise.
22356 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22357 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
22359 2004-07-14 Ben Elliston <bje@au.ibm.com>
22361 * vec.h: Comment fix.
22363 2004-07-13 Richard Henderson <rth@redhat.com>
22365 * target.h (struct gcc_target): Add calls.pass_by_reference.
22366 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
22367 * function.c (pass_by_reference): Use the hook.
22368 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
22369 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
22370 (hook_pass_by_reference_must_pass_in_stack): New.
22371 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
22372 (alpha_pass_by_reference): New.
22373 (TARGET_PASS_BY_REFERENCE): New.
22374 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22375 * config/arc/arc.c (arc_pass_by_reference): New.
22376 (TARGET_PASS_BY_REFERENCE): New.
22377 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22378 (FUNCTION_ARG_CALLEE_COPIES): True.
22379 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
22380 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
22381 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
22382 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22383 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22384 * config/cris/cris.c (cris_pass_by_reference): New.
22385 (TARGET_PASS_BY_REFERENCE): New.
22386 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
22387 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
22388 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22389 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
22390 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22391 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
22392 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
22393 (frv_function_arg_pass_by_reference): Remove.
22394 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22395 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
22396 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
22397 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
22398 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22399 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
22400 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
22401 (ia64_pass_by_reference): Rename from
22402 ia64_function_arg_pass_by_reference.
22403 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22404 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22405 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
22406 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
22407 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
22408 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22409 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22410 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
22411 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
22412 (m32r_pass_by_reference): Adjust prototype. Make static.
22413 Handle mode sizes correctly.
22414 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22415 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
22416 (m68hc11_function_arg_pass_by_reference): Remove.
22417 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22418 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22419 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
22420 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22421 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
22422 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
22423 (mips_va_arg): Use pass_by_reference.
22424 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
22425 Handle mode sizes correctly.
22426 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22427 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22428 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
22429 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
22430 (mmix_pass_by_reference): Rename from
22431 mmix_function_arg_pass_by_reference.
22432 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22433 (FUNCTION_ARG_CALLEE_COPIES): True.
22434 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
22435 (mn10300_pass_by_reference): New.
22436 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22437 (FUNCTION_ARG_CALLEE_COPIES): True.
22438 * config/pa/pa.c (pa_pass_by_reference): New.
22439 (TARGET_PASS_BY_REFERENCE): New.
22440 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22441 (FUNCTION_ARG_CALLEE_COPIES): True.
22442 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
22443 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
22444 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
22445 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22446 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
22447 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
22448 (s390_pass_by_reference): Rename from
22449 s390_function_arg_pass_by_reference.
22450 (s390_function_arg_advance): Don't query pass-by-ref.
22451 (s390_function_arg): Likewise.
22452 (s390_gimplify_va_arg): Use pass_by_reference.
22453 (s390_call_saved_register_used): Likewise.
22454 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22455 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
22456 (shcompact_byref, sh_pass_by_reference): New.
22457 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22458 (SHCOMPACT_BYREF): Remove.
22459 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
22460 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
22461 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
22462 (sparc_gimplify_va_arg): Use pass_by_reference.
22463 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22464 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22465 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
22466 (v850_pass_by_reference): New.
22467 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22468 (FUNCTION_ARG_CALLEE_COPIES): True.
22469 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
22470 FUNCTION_ARG_PASS_BY_REFERENCE docs.
22472 2004-07-14 Richard Henderson <rth@redhat.com>
22473 Richard Sandiford <rsandifo@redhat.com>
22475 * config/mips/mips-protos.h (mips_va_arg): Delete.
22476 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
22477 * config/mips/mips.c: Include tree-gimple.h.
22478 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
22479 (mips_arg_info): Remove special handling of must_pass_in_stck args.
22480 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
22481 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
22483 2004-07-13 Bob Wilson <bob.wilson@acm.org>
22485 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
22486 arguments for COND_EXPR in big-endian adjustment code.
22488 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22490 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
22491 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
22492 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
22493 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
22495 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22497 PR tree-optimization/16443
22498 * tree-ssa-alias.c: Add more description for
22499 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
22500 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
22501 clobbering of call-clobbered and addressable variables. If
22502 there are any before aliases have been computed, add them.
22504 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22506 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
22509 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
22511 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
22512 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
22515 2004-07-13 Per Bothner <per@bothner.com>
22517 * collect2.c (main): Handle --no-demangle and --demangle flags.
22519 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
22521 * Makefile.in (OBJS-common): Add tree-data-ref.o.
22522 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
22523 (tree-data-ref.o): New rule.
22524 * lambda.h: New file.
22525 * tree-data-ref.c: New file.
22526 * tree-data-ref.h: New file.
22527 * tree.c (int_cst_value, tree_fold_gcd): New functions.
22528 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
22530 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22533 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
22534 * config/sparc/sparc.c (output_ubranch): New function.
22535 * config/sparc/sparc.md (jump pattern): Use it.
22537 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22540 * config/sparc/sparc.c (output_cbranch): Properly guard
22541 the code handling far branches with TARGET_V9.
22542 * config/sparc/sparc.md (length attribute): Document the
22543 side-effect of having a length greater or equal to 3.
22545 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22546 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
22549 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
22550 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
22552 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22553 Martin Sebor <sebor@roguewave.com>
22556 * doc/invoke.texi (SPARC options): Document -threads
22557 and -pthreads on Solaris.
22559 2004-07-13 Richard Henderson <rth@redhat.com>
22561 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
22563 (ind_gimplify_va_arg_expr): Remove.
22564 * tree.h (ind_gimplify_va_arg_expr): Remove.
22565 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
22566 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
22569 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
22570 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
22571 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
22572 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
22573 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
22575 2004-07-13 Richard Henderson <rth@redhat.com>
22577 * function.c (pass_by_reference): New.
22578 (assign_parm_find_data_types): Use it.
22579 * calls.c (initialize_argument_information): Likewise.
22580 (emit_library_call_value_1): Likewise.
22581 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22582 * function.h (pass_by_reference): Declare.
22584 2004-07-13 Richard Henderson <rth@redhat.com>
22586 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
22587 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
22588 * expr.h (MUST_PASS_IN_STACK): Remove.
22589 * system.h (MUST_PASS_IN_STACK): Poison.
22590 * tree.h (must_pass_in_stack_var_size): Declare.
22591 (must_pass_in_stack_var_size_or_pad): Declare.
22592 * calls.c (must_pass_in_stack_var_size): New.
22593 (must_pass_in_stack_var_size_or_pad): Rename from
22594 default_must_pass_in_stack.
22595 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
22596 (TARGET_MUST_PASS_IN_STACK): New.
22597 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
22598 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
22599 (TARGET_MUST_PASS_IN_STACK): New.
22600 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
22601 * config/frv/frv.c (frv_must_pass_in_stack): New.
22602 (TARGET_MUST_PASS_IN_STACK): New.
22603 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
22604 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
22605 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
22606 (ix86_must_pass_in_stack): Make static.
22607 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
22608 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
22609 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
22610 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
22611 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
22612 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
22613 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
22614 (mcore_must_pass_on_stack): Remove.
22615 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
22616 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
22617 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
22618 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
22619 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
22620 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
22621 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
22622 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
22623 (TARGET_MUST_PASS_IN_STACK): New.
22624 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
22625 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
22626 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
22627 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
22628 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
22629 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
22630 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
22631 MUST_PASS_IN_STACK.
22633 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
22634 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
22635 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
22636 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
22637 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
22638 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
22639 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
22640 config/xtensa/xtensa.c: Use target hook.
22642 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
22644 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
22645 * configure: Rebuilt.
22647 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
22649 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
22650 * config/mips/mips.h (mips_reg_names): Don't declare.
22651 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
22652 (TARGET_NAME_REGS): Delete.
22653 (TARGET_SWITCHES): Remove -mrnames.
22654 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
22655 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
22657 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
22658 (override_options): Remove handling of TARGET_NAME_REGS.
22660 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
22662 * config/mips/mips.h (TARGET_*): Boolify.
22664 2004-07-12 Nick Clifton <nickc@redhat.com>
22666 * config.gcc: Add sh-*-symbianelf target.
22667 * config/sh/sh.c: Add new target macros:
22668 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
22669 TARGET_CXX_IMPORT_EXPORT_CLASS.
22670 (sh_file_start): Create a definition of the .directive section.
22671 (sh_attribute): Add dllimport and dllexport attributes.
22672 * config/sh/symbian-pre.h: New file.
22673 * config/sh/symbian-post.h: New file.
22674 * config/sh/symbian.c: New file. Contains Symbian specific
22676 * config/sh/sh-protos.h: Add prototypes for new functions
22677 provided by symbian.c.
22678 * config/sh/t-symbian: New file.
22679 * doc/extend.texi: Document support for dllimport and dllexport
22680 attributes by the sh-symbianelf target.
22682 2004-07-12 James E Wilson <wilson@specifixinc.com>
22684 * Makefile.in (AR): Use @AR@ not ar.
22686 (AR_FOR_TARGET): Use $(AR) not ar for native.
22687 (NM_FOR_TARGET): Use $(NM) not nm for native.
22688 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
22689 * configure: Regenerate.
22691 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
22693 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
22695 (ashldi3_sp64): Likewise.
22697 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22700 * pa.c (function_arg): Update comment.
22701 * pa.h (BLOCK_REG_PADDING): Define.
22703 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22705 PR tree-optimization/16461
22706 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
22707 arguments of phi nodes.
22709 2004-07-12 Devang Patel <dpatel@apple.com>
22711 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
22713 2004-07-12 Steve Ellcey <sje@cup.hp.com>
22715 * function.c (expand_function_start): Ensure r_save is in Pmode.
22716 * calls.c (prepare_call_address): Ensure static_chain_value is
22718 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
22719 r_save_area are in Pmode.
22720 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
22721 fnaddr, and static_chain are in Pmode.
22723 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
22726 * config/ia64/ia64.c (bundling): Don't count ignored insns.
22728 2004-07-12 Richard Henderson <rth@redhat.com>
22730 * target.h (struct gcc_target): Move gimplify_va_arg_expr
22731 next to build_builtin_va_list.
22732 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
22733 * builtins.c (gimplify_va_arg_expr): Likewise.
22734 * gimplify.c (copy_if_shared_r): Likewise.
22736 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
22738 * passes.c (rest_of_decl_compilation): Don't defer call of
22739 assemble_variable if its DECL_RTL is already set.
22741 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
22743 * cfgloop.h (struct loop): Add nb_iterations field.
22744 (current_loops): Declare.
22745 * tree-chrec.c (chrec_not_analyzed_yet,
22746 chrec_dont_know, chrec_known, count_ev_in_wider_type,
22747 chrec_contains_symbols_defined_in_loop): Remove the temporary
22749 * tree-flow-inline.h (loop_containing_stmt): New function.
22750 * tree-scalar-evolution.c: Add implementation.
22751 * tree-scalar-evolution.h: Add declarations.
22753 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
22755 PR rtl-optimization/15921
22756 * Makefile.in (global.o): Add recog.h.
22758 * global.c (recog.h): Add the include-clause.
22759 (bb_info): New member earlyclobber.
22760 (allocate_bb_info, free_bb_info): Initialize/finish the new
22762 (earlyclobber_regclass, earlyclobber_regclass_length): The new
22764 (check_earlyclobber, regclass_intersect,
22765 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
22767 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
22768 (make_accurate_live_analysis): Modify pavin.
22770 2004-07-12 Diego Novillo <dnovillo@redhat.com>
22772 * tree-cfg.c (find_taken_edge): Statically compute the truth
22773 value of a predicate comparing an SSA_NAME to itself.
22775 2004-07-12 Roger Sayle <roger@eyesopen.com>
22777 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
22778 rs6000 doesn't have shift-and-add or shift-and-sub instructions
22779 by returning the cost of a multiplication plus an addition.
22781 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
22783 PR tree-optimization/14107
22784 * gimplify.c (gimplify_return_expr): Accept a
22785 RETURN_EXPR with an error argument.
22786 * tree-optimize.c (init_tree_optimization_passes):
22787 Run pass_warn_function_return at -O0.
22789 2004-07-12 Roger Sayle <roger@eyesopen.com>
22791 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
22794 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
22796 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
22797 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22798 * config/mips/3000.md: Add copyright notice. Remove automota and
22799 function units; use generic ones instead. Only define reservations
22800 for things that are different from generic.md. Extend each clause
22802 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
22803 * config/mips/mips.md: Include them. Remove define_function_units.
22804 (alu, imuldiv): New automata and units.
22806 2004-07-12 Ben Elliston <bje@au.ibm.com>
22808 * doc/invoke.texi (Optimize Options): Document -frename-registers
22809 not being enabled by default at -O3.
22811 2004-07-11 Roger Sayle <roger@eyesopen.com>
22813 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
22814 floating point additions, to keep real immediate constant positive.
22815 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
22816 into X + C, and leave positive real constants as X - C.
22818 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22820 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
22822 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22824 PR tree-optimization/15654
22825 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
22827 2004-07-11 Roger Sayle <roger@eyesopen.com>
22829 * builtins.c (fold_builtin_fputs): Don't bother converting the
22830 return type to integer_type_node, as we've already checked that
22831 the result will be ignored.
22833 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
22834 that signed addition, subtraction, multiplication, division,
22835 remainder, negation and absolute value may potentially trap.
22837 * fold-const.c (fold_ignored_result): New function to strip
22838 non-side-effecting tree nodes from an expression whose result
22840 (fold_convert): Call fold_ignored_result when casting a value
22842 (omit_one_operand): Call fold_ignored_result on the "omitted"
22843 operand when building a COMPOUND_EXPR.
22844 (pedantic_omit_one_operand): Likewise.
22845 * tree.h (fold_ignored_result): Prototype here.
22846 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
22847 when we're going to ignore the result.
22849 2004-07-11 Richard Henderson <rth@redhat.com>
22852 * tree-ssa-ccp.c (fold_stmt_r): Split out...
22853 * tree.c (fields_compatible_p, find_compatible_field): ... new.
22854 * tree.h (fields_compatible_p, find_compatible_field): Declare.
22855 * tree-sra.c (sra_hash_tree): Hash fields by offset.
22856 (sra_elt_eq): Use fields_compatible_p.
22857 (generate_one_element_ref): Use find_compatible_field.
22859 2004-07-11 Richard Henderson <rth@redhat.com>
22862 * tree-sra.c (generate_one_element_init): New.
22863 (generate_element_init): Use it.
22864 (scalarize_init): Push/pop gimplify context around it.
22865 (find_new_referenced_vars_1, find_new_referenced_vars): New.
22866 * gimplify.c (gimplify_expr): Allow SSA_NAME.
22868 2004-07-11 Roger Sayle <roger@eyesopen.com>
22870 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
22871 combine.c's combine_insn_cost.
22872 * rtl.h (insn_rtx_cost): Prototype here.
22873 * combine.c (combine_insn_cost): Delete function.
22874 (combine_validate_cost): Update callers of combine_insn_cost to
22875 call insn_rtx_cost instead.
22876 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
22877 requesting the rtx_cost of call and/or jump instructions.
22879 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
22880 rtx_cost directly. Don't request/use the cost of call or jump
22881 instructions. Return -1 if the cost of any instruction can't be
22882 determined (or the BB contains a function call).
22883 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
22884 -1 (i.e. can't determine the cost of any instruction or the basic
22885 block contains a subroutine call).
22886 (find_if_case_2): Likewise.
22888 2004-07-11 Roger Sayle <roger@eyesopen.com>
22890 * rs6000.c (struct processor_costs): Change semantics of fields to
22891 include the COST_N_INSNS scaling, and update all initializers.
22892 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
22893 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
22894 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
22895 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
22897 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22899 * LANGUAGES: Remove obsolete information.
22901 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
22903 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
22904 SIGBUS signal frames, the PSW address points *to* the faulting
22905 instruction, not after it.
22907 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
22909 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
22910 added to TLS symbol addresses.
22912 2004-07-11 Richard Henderson <rth@redhat.com>
22914 * expmed.c (init_expmed): Use stack-local structures for
22915 temporary rtl. Don't recognize shifts.
22917 2004-07-11 Richard Henderson <rth@redhat.com>
22919 * expr.c (store_expr): Don't fiddle subreg promotion for types
22920 with precision smaller than the mode.
22922 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22924 * tree.h (all_types_permanent): Remove.
22926 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22928 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
22929 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
22930 * langhooks.c (lhd_clear_binding_stack): Remove.
22931 * langhooks-def.h (lhd_clear_binding_stack,
22932 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
22933 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
22934 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
22935 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
22936 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
22937 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
22938 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
22939 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
22940 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
22941 * tree.h (poplevel): Don't declare.
22942 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
22943 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
22944 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
22945 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
22948 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22950 PR tree-optimization/16437
22951 * c-common.c (shorten_compare): Don't mark result of conversion to
22952 narrower signed type as overflowing.
22953 * fold-const.c (decode_field_reference): Determine whether
22954 signedness comes from outer type using precision rather than size.
22956 2004-07-11 Phil Edwards <phil@codesourcery.com>
22958 * configure.ac: Alphabetize --enable-checking list, add
22959 missing valgrind entry.
22960 * configure: Regenerate.
22962 2004-07-11 Phil Edwards <phil@codesourcery.com>
22964 * doc/install.texi (Testing): Fix syntax in "make check" example.
22966 2004-07-10 James E Wilson <wilson@specifixinc.com>
22968 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
22970 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22972 PR rtl-optimization/16001
22973 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
22976 2004-07-10 Geoffrey Keating <geoffk@apple.com>
22978 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
22980 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
22981 James Morrison <phython@gcc.gnu.org>
22983 * doc/contrib.texi (Contributors): Add gfortran contributors and
22984 fix a couple of typos.
22986 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22988 PR rtl-optimization/15387
22989 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
22990 to incoming args space correctly.
22992 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22994 * pa.c (output_indirect_call): Only use %r2 as the link register in
22995 indirect calls with the long PA 2.0 pc-relative branch.
22997 2004-07-10 Daniel Jacobowitz <dan@debian.org>
22999 * config/i386/i386.c (override_options): Pick a 64-bit CPU
23000 for the default tuning if TARGET_64BIT.
23002 2004-07-10 Richard Henderson <rth@redhat.com>
23004 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
23005 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
23007 2004-07-10 Jakub Jelinek <jakub@redhat.com>
23009 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
23010 * expmed.c (store_bit_field, extract_bit_field): Remove last
23012 * builtins.c (expand_builtin_signbit): Adjust callers.
23013 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
23014 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
23015 * ifcvt.c (noce_emit_move_insn): Likewise.
23016 * stmt.c (expand_return): Likewise.
23017 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
23018 store_field, expand_expr_real_1): Likewise.
23020 2004-07-10 Richard Henderson <rth@redhat.com>
23022 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
23024 2004-07-09 Mike Stump <mrs@apple.com>
23026 * config/darwin.c (no_dead_strip): Add.
23027 (HAVE_DEAD_STRIP): Add.
23028 (darwin_emit_unwind_label): Ensure that we don't dead code strip
23031 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23033 * tree-ssa-loop-im.c: New file.
23034 * Makefile.in (tree-ssa-loop-im.o): Add.
23035 * cfgloop.c (superloop_at_depth): New function.
23036 * cfgloop.h (superloop_at_depth): Declare.
23037 * common.opt (ftree-lim): New flag.
23038 * expr.c (array_ref_up_bound): New function.
23039 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
23040 * timevar.def (TV_LIM): New timevar.
23041 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
23042 computing immediate uses of a phi node.
23043 * tree-flow.h (struct tree_ann_common_d): Add aux field.
23044 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
23045 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
23046 * tree-pass.h (pass_lim): Declare.
23047 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
23049 (pass_lim): New pass structure.
23050 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
23051 * tree.c (in_array_bounds_p): New function.
23052 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
23053 (in_array_bounds_p, array_ref_up_bound): Declare.
23054 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
23055 * doc/passes.texi (tree-ssa-loop-im.c): Document.
23057 2004-07-09 Richard Henderson <rth@redhat.com>
23059 * builtins.c (expand_builtin_stpcpy): Don't modify len.
23061 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
23064 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
23066 * flags.h: Delete redundant prototypes that are being generated
23067 in options.h from common.opt.
23068 * common.opt: Add in the expository comments formerly in flags.h.
23070 2004-07-09 Jan Beulich <jbeulich@novell.com>
23072 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
23073 available for use only when TARGET_MMX/_SSE is set, and check for
23074 variable argument function if any register count is non-zero.
23075 (function_arg): Correctly suppress repeated warnings for passing SSE
23076 vectors are arguments without SSE enabled.
23077 (ix86_function_arg_boundary): Without SSE enabled, the use of what
23078 would be SSE register modes does no longer influence the alignment.
23080 2004-07-09 Richard Henderson <rth@redhat.com>
23082 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
23083 Always align upward to arg boundary. Use size_in_bytes/round_up.
23084 Maintain type-correctness of constants.
23085 * stor-layout.c (round_up, round_down): Special-case powers of 2.
23087 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23089 * config/sparc/sparc.c (*_costs): Scale instruction costs
23091 (sparc_rtx_costs): Adjust as appropriate.
23093 2004-07-09 Jan Beulich <jbeulich@novell.com>
23095 * config/i386/mm3dnow.h: New.
23096 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
23098 2004-07-09 Richard Henderson <rth@redhat.com>
23100 * simplify-rtx.c (simplify_const_relational_operation): Only
23101 look at bounds of scalar integers.
23103 2004-07-09 Jan Beulich <jbeulich@novell.com>
23105 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
23107 2004-07-09 Andrew Pinski <apinski@apple.com>
23109 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
23111 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
23112 UOBJC_METACLASS_decl.
23114 2004-07-09 James E Wilson <wilson@specifixinc.com>
23117 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
23118 do return a parallel if hfa_mode == XFmode and mode == TImode.
23120 2004-07-09 Jan Beulich <jbeulich@novell.com>
23122 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
23123 permissible for unary plus.
23125 2004-07-09 Jan Beulich <jbeulich@novell.com>
23127 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
23128 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
23129 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
23130 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
23131 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
23132 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
23133 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
23134 (BUILTIN_xxxIMAX): New.
23135 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
23136 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
23137 BUILT_IN_PARITYIMAX.
23139 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23141 * config/sparc/sparc.h (processor_costs): Define.
23142 (sparc_costs): Declare.
23143 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
23144 hypersparc_costs, sparclet_costs, ultrasparc_costs,
23145 ultrasparc3_costs): New.
23146 (sparc_override_options): Set sparc_costs as appropriate.
23147 (sparc_rtx_costs): Use sparc_costs instead of messy
23150 2004-07-09 Steven Bosscher <stevenb@suse.de>
23152 * doc/md.texi (Processor pipeline description): Mention that
23153 the old pipeline description is deprecated.
23155 * config/rs6000/7450.md (automaton ppc7450): Split up, move
23156 mciu_7450 function unit to...
23157 (automaton ppc7450mciu): ...new automaton.
23159 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
23160 (schedule_block): Don't consider inserting bubbles.
23161 (sched_init): Don't initialize DFA bubbles.
23162 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
23163 TARGET_SCHED_DFA_BUBBLE): Remove.
23164 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
23165 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
23166 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
23168 * stmt.c (conditional_context): Remove prototype.
23169 * tree.h (conditional_context): Remove.
23170 * tree-cfg.c (pre_insert_on_edge): Remove.
23172 * c-common.h (c_expand_asm_operands): Remove prototype.
23173 * c-typeck.c (c_expand_asm_operands): Remove.
23175 2004-07-09 Jan Beulich <jbeulich@novell.com>
23177 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
23178 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
23179 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
23180 and V8QI are class SSE. All sufficiently small remaining vector modes
23181 must be passed in one or two integer registers.
23182 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
23183 returned in memory.
23184 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
23185 __builtin_ia32_pmuludq128 have non-uniform argument and return types
23186 and must thus be handled explicitly.
23187 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
23189 (movv8qi_internal, movv4hi_internal, movv2si_internal,
23190 movv2sf_internal): Permit moving between MMX and XMM registers (since
23191 MMX areguments and return values are passed in XMM registers).
23192 (sse2_umulsidi3): Correct type and mode.
23194 2004-07-09 Richard Henderson <rth@redhat.com>
23196 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
23198 2004-07-09 Eric Christopher <echristo@redhat.com>
23200 * config/rs6000/40x.md: Split into two automatons.
23202 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23203 Andrew Pinski <apinski@apple.com>
23205 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
23206 on when we have more than one input file.
23207 (c_common_parse_file): Restore loop over all input files.
23208 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
23210 * c-decl.c (set_type_context): New function.
23211 (pop_scope): Use it to set context of types. When we
23212 encounter a TYPE_DECL, set the context of the attached type too.
23213 (pop_file_scope): Don't call cpp_undef_all here.
23214 (diagnose_mismatched_decls): Do not complain about a second
23215 definition of an 'extern inline' function if it's not in the
23216 same translation unit. Do not complain about inline
23217 declaration after use if the use was in a different
23219 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
23220 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
23221 the external scope.
23222 (pushdecl_top_level): Likewise.
23223 (grokdeclarator): Clarify what is going on with setting
23224 DECL_EXTERNAL on function types, a little.
23225 (c_write_global_declarations): Don't do anything if
23226 -fsyntax-only or errors have been encountered.
23228 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23230 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
23232 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23235 * pa.c (output_indirect_call): Use %r2 as the link register when
23236 calling $$dyncall with a pc-relative branch.
23238 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
23240 * doc/install.texi (Binaries): Mention OpenPKG.
23242 2004-07-09 Diego Novillo <dnovillo@redhat.com>
23244 Fix PR tree-optimization/15555
23245 * tree-dfa.c (dump_variable): If the variable is a pointer
23246 SSA_NAME, also dump its points-to information.
23247 * tree-flow.h (struct ptr_info_def): Add field
23249 (dump_points_to_info_for): Declare.
23250 (debug_points_to_info_for): Declare.
23251 * tree-optimize.c (init_tree_optimization_passes): Add a
23252 second alias analysis pass after DOM2.
23253 Move pass_del_pta to a later spot.
23254 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
23255 create a name tags when we find a dereferenced pointer. Just
23256 mark the pointer dereferenced.
23257 (collect_points_to_info_for): Move code to clear points-to
23258 information to create_name_tags.
23259 (create_name_tags): New function.
23260 (compute_flow_sensitive_aliasing): Call it.
23261 (setup_pointers_and_addressables): Mark type tags for renaming
23262 here instead of ...
23263 (create_memory_tag): ... here.
23264 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
23265 (dump_points_to_info_for): Declare extern.
23266 (debug_points_to_info_for): New function.
23268 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
23270 * config/arc/arc.md: Switch to DFA-based scheduler description.
23271 * config/arc/arc.c: Switch to DFA-based scheduler description.
23273 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23275 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
23278 2004-07-09 Richard Henderson <rth@redhat.com>
23280 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
23281 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23282 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
23283 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23285 * config/v850/v850-protos.h (v850_va_arg): Remove.
23286 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23287 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
23288 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
23289 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
23290 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
23292 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23295 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
23296 and DImode to use +/-4k offset.
23298 2004-07-09 Richard Henderson <rth@redhat.com>
23300 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
23302 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23303 (xstormy16_gimplify_va_arg_expr): Rewrite from
23304 xstormy16_expand_builtin_va_arg.
23305 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
23307 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
23308 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
23310 * config/sh/sh-protos.h (sh_va_arg): Remove.
23311 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23312 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
23313 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
23315 * config/pa/pa-protos.h (hppa_va_arg): Remove.
23316 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23317 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
23318 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23320 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
23321 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23322 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
23323 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
23325 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23327 * config/sparc/sparc.md (return): Rewrite length formula.
23328 * config/sparc/sparc.c (output_return): Pass 1 as 5th
23329 argument to final_scan_insn when in a delay slot.
23330 (output_sibcall): Likewise.
23332 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23334 * arm.c (arm_cpp_interwork): New variable.
23335 (arm_override_options): Set it if TARGET_INTERWORK was on the command
23337 * arm.h (arm_cpp_interwork): Declare it.
23338 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
23339 __THUMB_INTERWORK__ in the preprocessor.
23341 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
23343 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
23345 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23348 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
23349 Override default settings to account for -m32 and -m64.
23351 2004-07-08 Randolph Chung <tausq@debian.org>
23353 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
23355 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
23357 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
23358 before comparing it as such.
23360 2004-07-08 Richard Henderson <rth@redhat.com>
23362 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
23363 temporary. Use bit arithmetic to align.
23365 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
23367 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
23368 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
23369 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
23370 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
23371 add_labels_and_missing_jumps, find_jump_block,
23372 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
23374 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
23375 link_btr_uses, move_btr_def): Likewise.
23376 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
23377 expand_builtin_expect_jump): Likewise.
23378 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
23379 * calls.c (expand_call, emit_library_call_value_1): Likewise.
23380 * cfganal.c (forwarder_block_p): Likewise.
23381 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
23382 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
23383 find_bb_boundaries): Likewise.
23384 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
23385 merge_blocks_move_predecessor_nojumps,
23386 merge_blocks_move_successor_nojumps, insns_match_p,
23387 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
23388 try_optimize_cfg): Likewise.
23389 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
23390 * cfglayout.c (skip_insns_after_block, label_for_bb,
23391 record_effective_endpoints, insn_locators_initialize,
23392 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
23393 * cfgmainloop.c (create_loop_notes): Likewise.
23394 * cfgrtl.c (delete_insn, delete_insn_chain,
23395 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
23396 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
23397 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
23398 redirect_branch_edge, force_nonfallthru_and_redirect,
23399 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
23400 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
23401 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
23402 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
23403 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
23404 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
23405 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
23406 * combine.c (combine_instructions, can_combine_p, try_combine,
23407 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
23408 distribute_notes, distribute_links, insn_cuid): Likewise.
23409 * cse.c (fold_rtx, cse_insn, cse_around_loop,
23410 invalidate_skipped_block, cse_set_around_loop,
23411 cse_end_of_basic_block, cse_main, cse_basic_block,
23412 cse_condition_code_reg): Likewise.
23413 * cselib.c (cselib_process_insn): Likewise.
23414 * ddg.c (create_ddg): Likewise.
23415 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
23417 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
23418 gen_label_die, dwarf2out_var_location): Likewise.
23419 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
23420 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
23421 last_call_insn, active_insn_p, next_label, prev_label,
23422 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
23423 add_insn_before, remove_insn, add_function_usage_to,
23424 reorder_insns, find_line_note, remove_unnecessary_notes,
23425 emit_insn_after_1, classify_insn): Likewise.
23426 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
23427 connect_post_landing_pads, sjlj_mark_call_sites,
23428 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
23429 can_throw_internal, can_throw_external, set_nothrow_function_flags,
23430 convert_to_eh_region_ranges): Likewise.
23431 * explow.c (optimize_save_area_alloca): Likewise.
23432 * expr.c (expand_expr_real): Likewise.
23433 * final.c (insn_current_reference_address, compute_alignments,
23434 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
23435 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
23436 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
23437 propagate_block_delete_insn, propagate_one_insn,
23438 init_propagate_block_info, propagate_block, libcall_dead_p,
23439 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
23441 * function.c (instantiate_virtual_regs, reorder_blocks_1,
23442 expand_function_start, expand_function_end, contains,
23443 thread_prologue_and_epilogue_insns,
23444 reposition_prologue_and_epilogue_notes): Likewise.
23445 * gcse.c (constprop_register, bypass_conditional_jumps,
23446 insert_insn_end_bb, gcse_after_reload): Likewise.
23447 * genemit.c (gen_expand, gen_split): Likewise.
23448 * genpeep.c (gen_peephole, main): Likewise.
23449 * global.c (build_insn_chain): Likewise.
23450 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
23451 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
23452 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
23453 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
23454 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
23455 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
23456 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
23457 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
23458 dead_or_predicable): Likewise.
23459 * integrate.c (try_constants): Likewise.
23460 * jump.c (rebuild_jump_labels, cleanup_barriers,
23461 purge_line_number_notes, init_label_info, mark_all_labels,
23462 squeeze_notes, get_label_before, get_label_after,
23463 reversed_comparison_code_parts, simplejump_p, pc_set,
23464 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
23465 delete_barrier, delete_prior_computation, delete_computation,
23466 delete_related_insns, delete_for_peephole, redirect_jump):
23468 * lcm.c (optimize_mode_switching): Likewise.
23469 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
23471 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
23472 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
23473 * loop-iv.c (simplify_using_assignment): Likewise.
23474 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
23475 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
23476 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
23477 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
23478 check_insn_for_givs, check_final_value, update_giv_derive,
23479 basic_induction_var, product_cheap_p, check_dbra_loop,
23480 loop_insn_first_p, last_use_this_basic_block,
23481 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
23482 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
23483 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
23484 sms_schedule_by_order): Likewise.
23485 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
23486 * postreload.c (reload_cse_simplify_operands, reload_combine,
23487 reload_cse_move2add): Likewise.
23488 * predict.c (can_predict_insn_p, estimate_probability,
23489 expected_value_to_br_prob, process_note_predictions): Likewise.
23490 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
23491 * profile.c (branch_prob): Likewise.
23492 * ra-build.c (live_out_1, livethrough_conflicts_bb,
23493 detect_webs_set_in_cond_jump): Likewise.
23494 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
23495 ra_print_rtl_with_bb): Likewise.
23496 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
23497 * recog.c (next_insn_tests_no_inequality, find_single_use,
23498 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
23499 * reg-stack.c (next_flags_user, record_label_references,
23500 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
23501 compensate_edge, convert_regs_1): Likewise.
23502 * regclass.c (scan_one_insn): Likewise.
23503 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23504 regmove_optimize, fixup_match_1, single_set_for_csa,
23505 combine_stack_adjustments_for_block): Likewise.
23506 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
23507 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
23508 find_equiv_reg): Likewise.
23509 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
23510 reload_as_needed, emit_input_reload_insns, do_output_reload,
23511 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
23513 * reorg.c (find_end_label, emit_delay_sequence,
23514 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
23515 get_jump_flags, rare_destination, mostly_true_jump,
23516 try_merge_delay_insns, redundant_insn, own_thread_p,
23517 fill_simple_delay_slots, fill_slots_from_thread,
23518 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
23519 dbr_schedule): Likewise.
23520 * resource.c (find_basic_block, next_insn_no_annul,
23521 find_dead_or_set_registers, mark_target_live_regs): Likewise.
23522 * rtl.h (RTX_PREV): Likewise.
23523 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
23524 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
23525 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
23526 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
23527 tablejump_p, computed_jump_p, insns_safe_to_move_p,
23528 find_first_parameter_load, can_hoist_insn_p): Likewise.
23529 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
23530 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
23531 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
23532 schedule_ebbs): Likewise.
23533 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
23534 is_conditionally_protected, can_schedule_ready_p,
23535 add_branch_dependences, debug_dependencies): Likewise.
23536 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
23538 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
23539 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
23540 set_dominates_use, ujump_to_loop_cont): Likewise.
23541 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
23542 * varasm.c (output_constant_pool_1): Likewise.
23544 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23546 * tree-scalar-evolution.c: New file.
23547 * tree-scalar-evolution.h: New file.
23548 * tree-ssa-loop-niter.c: New file.
23549 * Makefile.in (SCEV_H): New.
23550 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
23551 * cfgloop.h (struct loop): Add bounds field.
23552 * tree-flow.h (struct tree_niter_desc): New type.
23553 (number_of_iterations_cond, number_of_iterations_exit,
23554 loop_niter_by_eval, find_loop_niter_by_eval,
23555 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
23556 free_numbers_of_iterations_estimates): Declare.
23557 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
23558 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
23559 * doc/invoke.texi (max-iterations-to-track): Document.
23561 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
23563 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
23564 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
23565 (MODE_AFTER): Add cast appropriately.
23566 * config/sh/sh.md (movdi splitter): Likewise.
23567 (casesi_worker_2): Add const qualifier appropriately.
23568 (eh_return): Remove unused variable.
23569 (insv): Initialize v;
23571 2004-07-08 Richard Henderson <rth@redhat.com>
23573 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
23574 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23575 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
23576 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
23577 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
23579 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
23580 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23581 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
23582 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
23584 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
23585 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23586 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
23587 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
23589 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
23590 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23591 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
23592 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
23594 * config/i860/i860-protos.h (i860_va_arg): Remove.
23595 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23596 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
23597 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
23599 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23601 * system.h: Prototype getpagesize if missing.
23602 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
23603 * configure: Regenerate.
23604 * config.in: Regenerate.
23606 2004-07-08 Richard Henderson <rth@redhat.com>
23608 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
23609 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23610 (fr30_gimplify_va_arg_expr): New.
23611 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
23612 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
23614 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
23617 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
23618 of asm_noperands result.
23620 2004-07-08 Richard Henderson <rth@redhat.com>
23622 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
23623 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23624 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
23625 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
23627 2004-07-08 Richard Henderson <rth@redhat.com>
23629 * builtins.c (ind_gimplify_va_arg_expr): New.
23630 * tree.h (ind_gimplify_va_arg_expr): Declare.
23631 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
23633 2004-07-08 Jan Beulich <jbeulich@novell.com>
23635 * expmed.c (extract_bit_field): Correct condition to use vec_extract
23636 patterns also on vector elements other than the first one.
23637 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
23640 2004-07-08 Geoffrey Keating <geoffk@apple.com>
23642 * config/rs6000/darwin-ldouble.c: Correct reference
23643 to the Linnainmaa paper.
23645 2004-07-08 Richard Henderson <rth@redhat.com>
23647 * config/arc/arc-protos.h (arc_va_arg): Remove.
23648 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23649 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
23650 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
23652 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
23653 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23654 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
23655 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
23657 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23659 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
23661 2004-07-08 Zack Weinberg <zack@codesourcery.com>
23663 * c-decl.c (static_ctors, static_dtors): Make static.
23664 (pop_file_scope): Call c_common_write_pch and
23665 cgraph_finalize_compilation_unit here.
23666 (build_cdtor): Moved here from c-objc-common.c; simplify.
23667 (c_write_global_declarations_1): Clarify comment.
23668 (c_write_global_declarations): Close the external scope before
23669 doing anything else. Call build_cdtor, cgraph_optimize, and
23670 mudflap_finish_file here.
23671 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
23673 * c-objc-common.c: No need to include cgraph.h.
23674 (build_cdtor): Moved to c-decl.c.
23675 (c_objc_common_finish_file): Delete.
23676 * c-tree.h: Update to match.
23677 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
23678 (generate_static_references): Set TREE_USED before calling finish_decl.
23679 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
23680 on the static_instances_decl.
23682 2004-07-08 Zack Weinberg <zack@codesourcery.com>
23684 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
23685 decls when there is only one input translation unit.
23686 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
23687 change of 2004-07-05; do not treat declarations with
23688 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
23689 * opts.c (cur_in_fname): Delete.
23690 * opts.h: Likewise.
23691 * tree.c: Revert changes of 2004-07-05; no special treatment
23692 for TRANSLATION_UNIT_DECLs.
23693 * Makefile.in (tree.o): Update dependencies.
23695 2004-07-08 Roger Sayle <roger@eyesopen.com>
23697 * builtins.c (fold_builtin_strcpy): Merge functionality from
23698 simplify_builtin_strcpy. Add additional len argument. No longer
23699 static. Remove function prototype.
23700 (fold_builtin_strncpy): Likewise integrate functionality from
23701 simplify_builtin_strncpy. Add additional slen argument. No
23702 longer static. Remove function prototype.
23703 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
23704 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
23705 types of "ignore" and "unlocked" parameters to bool.
23706 (fold_builtin_1): Add additional ignore argument. Call renamed
23707 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
23708 builtins. Update arguments to fold_builtin_strncpy and
23709 fold_builtin_strcpy. Add function prototype.
23710 (fold_builtin): Add additional Boolean ignore argument to pass
23712 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
23713 and fold_builtin_strncpy instead of simplify_builtin_fputs,
23714 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
23716 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
23717 simplify_builtin_strncpy): Delete function prototypes.
23718 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
23719 fold_builtin_strncpy): Add function prototypes here.
23720 (fold_builtin): Update function prototype with new "bool ignore".
23722 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
23723 (ccp_fold_builtin): Update call to fold_builtin. Call
23724 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
23725 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
23726 simplify_builtin_strncpy respectively.
23727 * fold-const.c (fold): Update call to fold_builtin.
23729 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
23731 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
23734 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
23735 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
23736 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
23737 * calls.c: Remove ifdefs of macros above.
23738 * functions.c: Likewise.
23739 * expr.c: Likewise.
23741 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23743 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
23744 (arch attribute): Delete.
23745 (current_function_calls_alloca attribute): Rename into calls_alloca.
23746 (calls_eh_return): New attribute.
23747 (leaf_function): Likewise.
23748 (length attribute): Fix formula for sibcalls.
23749 (return insn): Correctly compute the 'length' attribute.
23750 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
23752 2004-07-08 Richard Henderson <rth@redhat.com>
23754 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
23755 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
23756 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
23757 * tree-eh.c (lower_eh_constructs_1): Likewise.
23758 * tree-sra.c (sra_walk_modify_expr): Likewise.
23759 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
23760 (eliminate_unnecessary_stmts): Likewise.
23761 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
23762 * tree-tailcall.c (optimize_tail_call): Likewise.
23763 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
23765 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23766 Jakub Jelinek <jakub@redhat.com>
23768 * config/i386/i386.c (override_options): Enable
23769 SSE prefetches with -mtune, as long as we are
23770 compiling for i686 or higher. All i686 processors
23771 accept SSE prefetches as NOPS, some i586's don't.
23773 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23776 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
23778 2004-07-08 Diego Novillo <dnovillo@redhat.com>
23780 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
23781 the handling of clobbering ASM_EXPRs.
23783 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23786 * config/sparc/sparc.c (function_value): In 64-bit mode,
23787 return the aggregates larger than 16 bytes like unions.
23789 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23792 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
23793 'temp' is zero, generate new pseudos as needed and emit the
23794 sequence of insns in single-assignment form. Resync comments
23796 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
23797 function before reload.
23799 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
23801 * vec.c (vec_assert_fail): Remove duplicate 'function'.
23803 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
23805 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
23806 Allocation is signed.
23807 (VEC_reserve): Return flag, allocation is signed.
23809 2004-07-08 Richard Henderson <rth@redhat.com>
23811 * tree-ssa-ccp.c (fold_stmt): Get type directly from
23812 OBJ_TYPE_REF_OBJECT.
23814 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
23815 Neil Booth <neil@daikokuya.co.uk>
23819 * c-decl.c (finish_struct): Ensure bit-fields are given the
23821 * c-common.c (c_common_signed_or_unsigned_type): For C, require
23822 the precision to match as well as the mode.
23823 * expr.c (reduce_to_bit_field_precision): New function.
23824 (expand_expr_real_1): Reduce expressions of bit-field type to
23826 * langhooks.h (reduce_bit_field_operations): New hook.
23827 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23829 * c-lang.c, objc/objc-lang.c
23830 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
23831 * objc/objc-act.c (check_ivars): Convert types to bit-field types
23833 * tree.c (build_nonstandard_integer_type): New function.
23834 * tree.h (build_nonstandard_integer_type): New prototype.
23835 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
23836 conversions between integer and boolean types as useless.
23838 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23840 * c-common.c (c_common_nodes_and_builtins): Do not
23841 create __builtin_ptrdiff_t and __builtin_size_t.
23843 2004-07-08 Andrew Pinski <apinski@apple.com>
23845 * Makefile.in (libbackend.o): Add -combine to the gcc
23848 2004-07-08 Nick Clifton <nickc@redhat.com>
23850 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
23853 2004-07-08 Richard Henderson <rth@redhat.com>
23855 * except.c (expand_eh_region_start, expand_eh_region_end,
23856 expand_eh_handler, expand_eh_region_end_cleanup,
23857 expand_start_all_catch, expand_start_catch, expand_end_catch,
23858 expand_end_all_catch, expand_eh_region_end_allowed,
23859 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
23860 expand_eh_region_end_fixup): Remove.
23861 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
23862 cleanups, outer_cleanups, label_chain, exception_region.
23863 (struct goto_fixup): Remove stack_level, cleanup_list_list.
23864 (struct label_chain): Remove.
23865 (struct stmt_status): Remove x_stack_block_stack.
23866 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
23867 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
23868 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
23869 end_cleanup_deferral, last_cleanup_this_contour,
23870 containing_blocks_have_cleanups_or_stack_level,
23871 any_pending_cleanups): Remove.
23872 (expand_null_return_1): Take no arguments.
23873 (expand_label, expand_naked_return, expand_return,
23874 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
23875 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
23876 expand_end_case_type): Don't use any of them.
23877 * calls.c (expand_call): Likewise.
23878 * dojump.c (do_jump): Likewise.
23879 * function.c (expand_function_end): Likewise.
23880 * expr.c (store_expr, expand_expr_real_1): Likewise.
23881 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
23882 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
23883 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
23884 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
23885 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
23886 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
23887 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
23888 for WITH_CLEANUP_EXPR.
23889 (gimple_push_cleanup): Likewise.
23890 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
23891 * print-tree.c (print_node): Likewise.
23892 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
23893 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
23894 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
23895 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
23896 (GOTO_SUBROUTINE_EXPR): Remove.
23897 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
23898 (DECL_TOO_LATE): Remove.
23899 * except.h, tree.h: Update decls.
23901 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23903 * explow.c (optimize_save_area_alloca): Do not accept parameters.
23904 * passes.c (rest_of_handle_final): Handle symout.
23905 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
23907 (rest_of_handle_sched): Break out SMS. Remove ifs for
23908 flag_schedule_insns and flag_modulo_sched.
23909 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
23910 collect at the end.
23911 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
23912 (rest_of_handle_partition_blocks, rest_of_handle_sms,
23913 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
23914 rest_of_handle_mode_switching, rest_of_handle_jump,
23915 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
23916 rest_of_handle_jump2, rest_of_handle_postreload,
23917 rest_of_handle_flow2, rest_of_clean_state,
23918 rest_of_handle_shorten_branches,
23919 rest_of_handle_prologue_epilogue,
23920 rest_of_handle_branch_target_load_optimize): New.
23921 (rest_of_compilation): Call the above. Remove ggc_collect
23922 calls moved to rest_of_handle_*.
23923 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
23925 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
23926 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
23927 * except.h (set_nothrow_function_flags): Update comment.
23928 * function.c (current_function_nothrow): Remove.
23929 * output.h (current_function_nothrow): Remove.
23930 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
23931 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
23933 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23936 * reorg.c: Revert 2004-06-30 change.
23937 (find_end_label): If HAVE_epilogue and !HAVE_return,
23938 return 0 instead of creating a label at the end of the insn chain.
23939 (optimize_skip): Account for the failure mode of find_end_label.
23940 (fill_simple_delay_slots): Likewise.
23941 (fill_slots_from_thread): Likewise.
23942 (relax_delay_slots): Likewise.
23944 2004-07-08 Diego Novillo <dnovillo@redhat.com>
23946 * tree-flow.h (addressable_vars): Declare.
23947 * tree-ssa-alias.c (addressable_vars): Define.
23948 (setup_pointers_and_addressables): Add addressable variables
23949 to addressable_vars.
23950 * tree-ssa-operands.c (get_stmt_operands): Move
23951 handling of ASM_EXPRs ...
23952 (get_asm_expr_operands): ... here.
23953 When the ASM_EXPR clobbers memory, also clobber addressable
23955 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
23956 (delete_tree_ssa): Reset addressable_vars.
23958 2004-07-07 Jan Beulich <jbeulich@novell.com>
23959 Richard Henderson <rth@redhat.com>
23961 * varasm.c (assemble_variable): Use assemble_zeros for
23962 zero-initialized variables.
23963 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
23964 for SECCAT_BSS and SECCAT_TBSS.
23966 2004-07-07 Jan Beulich <jbeulich@novell.com>
23968 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
23970 * expmed.c (emit_store_flag): Also special-case double-word
23971 (in-)equality comparison against -1.
23973 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
23974 passing arguments the containers for which are registers.
23976 * calls.c (emit_library_call_value_1): Use mode of function parameter
23977 rather than that of argument since constants have none.
23979 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
23981 Introduce H8SX support.
23982 * expr.c (expand_strcpy): Renamed and moved to...
23983 * builtins.c (expand_movstr): ... here. Tweak.
23984 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
23985 computed or has side effects.
23986 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
23987 unused, or if mempcpy fails. Adjust the return value in the
23988 latter case. Use movstr if everything else fails.
23989 * doc/md.texi (movstr): Document.
23990 (movmemM, clrmemM): Fix explanation of memory block operands.
23991 * config/h8300/h8300.md (stpcpy): Renamed to...
23992 (movstr): ... this. Adjust.
23993 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
23994 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
23995 movmem* and clrstr* to clrmem*.
23996 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
23997 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
23998 GENERAL_REGS, always.
23999 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
24000 getting the stack pointer as addr.
24001 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
24002 from general_operand_dst.
24003 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
24005 (movmd_internal): ... this. Add modes to operands. Disparage `D'
24006 instead of requiring it to match only before reload.
24007 (stpcpy_internal_normal): New, normal-mode variant of...
24008 (stpcpy_internal): ... this. Add modes to operands. Disparage
24009 `D' instead of requiring it to match only before reload.
24010 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
24012 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
24013 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
24015 * config/h8300/h8300.md (attr type): Add call.
24016 (attr can_delay): If type is call, set it no.
24017 (call, call_value): Set type to call.
24018 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
24019 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
24020 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
24021 * tree.c (get_narrower): Don't narrow integral types into
24022 non-integral types.
24023 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
24024 frame_size *before* the first use.
24025 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
24027 (peephole2): Don't widen instructions that push SP. Move
24028 decrement of SP to the end of all stm-generating peepholes.
24029 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24030 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
24031 and OR to set it to all ones.
24032 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24033 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
24034 (call, call_value): Set can_delay to "no".
24035 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
24036 * config/h8300/h8300.md (extzv): Make subreg check more robust.
24037 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24038 * config/h8300/h8300.md (*brabit): Remove.
24039 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
24040 zero_extract. Use bit_memory_operand as the predicate for
24041 operand 1 and 'WU' as the constraint. Check the difference
24042 between the base length and the final one when deciding which
24043 type of branch to use.
24044 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24045 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
24046 Use convert_move to extend the result for TARGET_H8300SX. Check
24047 for QImode memory references. Optimize the case where the
24048 destination is a paradoxical subreg.
24049 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24050 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
24051 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
24052 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24053 * config/h8300/h8300.md: Include mova.md
24054 (length_table): Add mova and mova_zero.
24055 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
24056 after all constant addresses for '%R', '%X', '%T' and '%S'.
24057 (h8300_mova_length): New function.
24058 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
24059 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
24060 dependencies for s-config, etc.
24061 * config/h8300/gemova.sh: New file.
24062 * config/h8300/mova.md: Generated.
24063 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
24064 * config/h8300/h8300.c (h8300_bitfield_length): New.
24065 (nibble_operand): Adjust.
24066 (h8300_binary_length): Handle conditional binary op.
24067 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
24068 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
24069 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
24070 and P#<0, unused so far. W and Y are now prefixes to multi-letter
24071 constraints. WU is introduced as a variant of U that requires a
24072 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
24073 * config/h8300/h8300.md (attr type): Added bitbranch.
24074 (attr length_table): Added bitfield and bitbranch.
24075 (attr length): Compute bitbranch length.
24076 (andqi): Separate pattern for H8300SX. Use bfld for loading the
24077 least-significant bit of a byte.
24078 (brabit, brabc, brabs): New.
24079 (insv, extzv): Emit bfst and bfld on H8300SX.
24080 (bfld, bfst, seq, sne): New.
24081 (bstzhireg, cmpstz, bstz, bistz): New.
24082 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
24083 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
24084 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
24085 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
24086 (h8sx_unary_memory_operator): New function.
24087 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
24088 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
24089 * config/h8300/h8300.md: Add peepholes to combine reloads and
24091 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24092 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
24093 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
24094 (and?i, ior?i, xor?i): Likewise.
24095 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24096 * config/h8300/h8300.c: Move enums and prototypes to head of file.
24097 Various whitespace fixes.
24098 (h8300_constant_length): New function, split out from...
24099 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
24100 (h8300_classify_operand): Use IN_RANGE.
24101 (h8300_classify_operand): Use h8300_constant_length.
24102 (h8300_short_move_mem_p): Tighten size check.
24103 (h8sx_mergeable_memrefs_p): Tighten equality check.
24104 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
24105 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
24107 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
24108 * config/h8300/crtn.asm: Likewise.
24109 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
24110 if __H8300SX__ is defined.
24111 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
24112 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
24113 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
24114 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
24115 addresses as mode-dependent.
24116 * config/h8300/h8300.c (print_operand_address): Update call to
24118 (h8300_get_index): Take a mode argument. Rework to fix an
24119 earlier misunderstanding.
24120 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
24121 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
24122 into a register if TARGET_H8300SX.
24123 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
24124 TARGET_H8300SX. Also disable related define_splits.
24125 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
24126 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
24127 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
24128 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24129 * config/h8300/h8300.h (OK_FOR_Z): New macro.
24130 (EXTRA_CONSTRAINT_STR): Check it.
24131 * config/h8300/h8300.c (h8300_classify_operand): Accept null
24133 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
24134 * config/h8300/h8300.md (length_table): Add mov_imm4.
24135 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
24136 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24137 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
24139 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
24140 * config/h8300/h8300.c (h8300_reorg): New function.
24141 (TARGET_MACHINE_DEPENDENT_REORG): Define.
24142 * config/h8300/h8300.md (length): Subtract the length of the
24143 delay slot from (pc) when checking the range of forward branches.
24144 (delay_slot, can_delay): New attributes.
24145 (define_delay): Add bra/s handling.
24146 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
24147 (jump): Add delayed-branch handling.
24148 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
24149 * expr.c (expand_strcpy): New function.
24150 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
24151 (expand_builtin_stpcpy): Likewise.
24152 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
24153 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
24154 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
24155 handling to improve register allocation for -fno-omit-frame-pointer.
24156 (h8sx_split_movmd): Delete, moving er6 handling into...
24157 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
24158 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
24159 (movmd): Add calls to copy_rtx.
24160 (movmd_internal): In the second alternative, allow the initial and
24161 final destination registers to be different . Update the splitter
24162 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
24163 instead of h8sx_split_movmd.
24164 (stpcpy, movsd): New expanders.
24165 (movsd_internal): New define_insn.
24166 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
24167 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
24168 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
24169 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
24170 and DESTINATION_REGS.
24171 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
24172 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
24173 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
24174 (h8300_move_ratio): Declare.
24175 (MOVE_RATIO): Use it.
24176 * config/h8300/h8300.c (h8300_move_ratio): New variable.
24177 (h8300_init_once): Initialize it.
24178 (h8300_reg_class_from_letter): New function.
24179 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
24180 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
24181 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
24182 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
24183 (movstrsi, movmd): New expanders.
24184 (movmd_internal): New insn.
24185 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
24186 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
24187 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
24188 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
24189 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
24190 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24191 * config/h8300/h8300.c (nibble_operand): Fix warning.
24192 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
24193 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
24194 (movsf_h8300h): Disable for TARGET_H8300SX.
24195 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24196 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
24197 h8300_stm_parallel and h8300_return_parallel.
24198 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
24199 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
24200 h8300_stm_parallel, h8300_return_parallel): New functions.
24201 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
24202 if TARGET_H8300SX. Use h8300_push_pop.
24203 (h8300_expand_epilogue): Likewise. Try to merge the return insn
24204 and final pop when generating h8sx code. Always emit some form
24206 * config/h8300/h8300.md: Don't enforce register alignment in
24207 stm peepholes if TARGET_H8300SX.
24208 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
24209 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
24210 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
24211 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24212 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
24213 (MULTILIB_DIRNAMES): Add a directory for it.
24214 (MULTILIB_MATCHES): Delete.
24215 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24216 * final.c (walk_alter_subreg): Handle addresses with subregs
24217 inside a ZERO_EXTEND or AND.
24218 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
24219 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
24221 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
24222 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
24223 @(dd,Rn.w) and @(dd,ERn.L).
24224 (h8300_displacement_size): Take the whole address as argument.
24225 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
24226 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24227 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
24228 (h8sx_mergeable_memrefs_p): Declare.
24229 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
24230 (HAVE_PRE_INCREMENT): Likewise.
24231 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
24232 addresses for TARGET_H8300SX,
24233 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
24235 (movb_length_table, movl_length_table): New tables.
24236 (movw_length_table): Define to movb_length_table.
24237 (h8300_displacement_size): New, split out from...
24238 (h8300_classify_address): ...here. Handle pre/post inc/dec.
24239 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
24240 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
24241 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
24242 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
24243 (compute_plussi_length, compute_plussi_cc): Update accordingly.
24244 (h8sx_unary_shift_operator): Get the mode from the operator.
24245 (binary_shift_operator): Likewise.
24246 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
24247 a memory reference, check whether the reference is offsettable.
24248 (length_table): Add movb, movw and movl.
24249 (movqi): Add new h8sx pattern. Don't force one operand to be a
24250 register when generating h8sx code.
24251 (movhi, movsi, movsf): Likewise.
24252 (movstrictqi): Use the length_table attribute.
24253 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
24254 (addqi3): Split into a define_expand and define_insn. Don't accept
24255 memory operands in the expander. Use h8300_operands_match_p to
24256 check for matching operands in the define_insn.
24257 (subqi3, negqi2, one_cmplqi2): Likewise.
24258 (add[hs]i3): Don't accept memory operands in the expander. Likewise
24259 in any patterns that are unused in h8sx code. In the h8sx patterns,
24260 use h8300_operands_match_p to check whether operands match.
24261 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
24262 one_cmpl[hs]i3): Likewise.
24263 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
24265 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
24266 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
24267 (h8300_insn_length_from_table): Add a second parameter.
24268 (output_h8sx_shift): Declare.
24269 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
24270 (EXTRA_CONSTRAINT): Replace with...
24271 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
24272 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
24273 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
24274 and h8sx_binary_shift_operator.
24275 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
24276 for TARGET_H8300SX.
24277 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
24278 (bit_memory_operand, fix_bit_operand): Likewise.
24279 (h8300_length_table_for_insn): Remove.
24280 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
24282 (h8300_short_immediate_length, h8300_binary_length): New functions.
24283 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
24284 (output_plussi): Use sub to add negative constants.
24285 (compute_plussi_length): Adjust accordingly.
24286 (h8sx_single_shift_type): New enum.
24287 (h8sx_single_shift, h8sx_unary_shift_operator,
24288 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
24289 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
24290 single h8sx instruction. Return false in this case.
24291 * config/h8300/h8300.md (length_table): Add short_immediate.
24292 (length): Pass the operand array to h8300_insn_length_from_table.
24293 (adjust_length): Assume "no" for insns with a length_table attribute.
24294 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
24295 (*addhi3_h8300hs): Don't use for h8sx.
24296 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
24298 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
24299 1's predicate to nonimmediate_operand. Only skip default expansion
24300 if expand_a_shift or expand_a_rotate returns true. Add new patterns
24301 for single h8sx shift instructions.
24302 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
24303 * config/h8300/h8300.c (nibble_operand): Split out of...
24304 (reg_or_nibble_operand): ... this.
24305 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
24306 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
24307 umulhisi3): Introduce expand, and introduce separate insns for
24308 sign- or zero-extended REG and already-extended CONST_INT.
24309 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
24310 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
24311 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
24312 (subhi3): Likewise. Don't accept immediates for operand 1.
24313 Remove the early clobber from second alternative of the h8300s pattern.
24314 (subsi3): Generalize for h8sx. Force operand 2 into a register
24315 on plain h8300 targets.
24316 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
24317 (subsi3_h8300h): Generalize for h8sx.
24318 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
24319 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
24320 * config/h8300/h8300.c (reg_or_nibble_operand): New.
24321 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24322 (TARGET_H8300SXMUL): New.
24323 (CONST_OK_FOR_P): New.
24324 (CONST_OK_FOR_LETTER_P): Adjust.
24325 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
24326 umulhisi3): Accept 4-bit immediate on H8SX.
24327 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
24328 (udivsi3, divhi3, udivsi3, divsi3): New.
24329 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
24330 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
24331 * config/h8300/h8300.h (OK_FOR_Q): New macro.
24332 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
24333 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
24334 Add ADDRESSOF to the bit_operand entry.
24335 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
24336 (h8300_src_operand): Likewise.
24337 (bit_operand): Check nonimmediate_operand rather than general_operand.
24338 Accept any nonimmediate_operand in h8sx code.
24339 (h8300_and_costs): Initialize operands[1].
24340 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
24341 (h8300_operand_class): New enum.
24342 (h8300_length_table): New typedef.
24343 (addb_length_table, addw_length_table, addl_length_table,
24344 logicl_length_table): New tables.
24345 (logicb_length_table, logicw_length_table): New macros.
24346 (h8300_classify_operand, h8300_length_from_table,
24347 h8300_length_table_for_insn, h8300_unary_length,
24348 h8300_insn_length_from_table): New functions.
24349 (output_plussi): Only use adds and subs for register destinations.
24350 Disable redundant clause.
24351 (compute_plussi_cc): Likewise.
24352 (compute_plussi_length): Likewise. Use h8300_length_from_table
24353 to work out the length of an insn.
24354 (output_logical_op): Only use narrower immediate instructions
24355 if the destination is a register.
24356 (compute_logical_op_cc): Likewise.
24357 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
24358 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
24359 * config/h8300/h8300.md (length_table): New attribute.
24360 (length): When an instruction has a length_table attribute, use
24361 h8300_insn_length_from_table to calculate its default length.
24362 (cmpqi): Use h8300_dst_operand for the first operand and
24363 h8300_src_operand for the second.
24364 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
24365 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
24366 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
24367 iorsi3, xorhi3, xorsi3): Likewise.
24368 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
24369 so that it allows any combination of operands for TARGET_H8300SX.
24370 (iorqi3, xorqi3): Likewise.
24371 (cmpqi): Use the length_table attribute.
24372 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
24373 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24374 (cmpqi): Add 'Q' constraint.
24375 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
24376 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24377 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
24378 * config/h8300/h8300.h (MASK_H8300SX): New macro.
24379 (TARGET_H8300S): True for both -ms and -msx.
24380 (TARGET_H8300SX): New macro.
24381 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
24382 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
24383 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
24384 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
24385 [Temporary change.]
24386 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
24387 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
24388 16-bit pointers and 32-bit ints.
24389 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
24390 CONST_DOUBLE with mode no wider than SImode.
24391 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
24393 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
24394 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
24396 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24397 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
24398 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
24400 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24402 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
24404 2004-07-07 Per Bothner <per@bothner.com>
24406 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
24408 2004-07-07 Mike Stump <mrs@apple.com>
24410 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
24411 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
24412 (machopic_finish): Likewise.
24414 2004-07-07 Richard Henderson <rth@redhat.com>
24416 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
24417 through any value-preserving cast.
24419 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24421 * function.c (assign_parm_find_data_types): Call
24422 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
24424 2004-07-07 Steven Bosscher <stevenb@suse.de>
24426 * tree-cfg.c (group_case_labels): Remove case labels that have
24427 the same target as the default case.
24429 2004-07-07 Steven Bosscher <stevenb@suse.de>
24431 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
24432 regardless of DECL_LANG_SPECIFIC being present or not.
24433 * tree.h (DECL_NUM_STMTS): Purge.
24435 2004-07-07 Andrew Pinski <apinski@apple.com>
24437 * configure: Regenerate with the right autoconf.
24439 2004-07-07 David Edelsohn <edelsohn@gnu.org>
24441 * ifcvt.c (total_bb_rtx_cost): New function.
24442 (find_if_case_1): Compare rtx_cost of basic block to cost of
24444 (find_if_case_2): Same.
24446 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
24449 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
24450 (output_return): Likewise.
24451 (output_sibcall): Abort if !flag_delayed_branch.
24452 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
24453 (emit_and_preserve): New function.
24454 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
24455 indirect jump to the thunked-to function if !flag_delayed_branch.
24456 * config/sparc/sparc.md (delayed_branch): New attribute.
24457 (load_pcrel_sym): Honor flag_delayed_branch. Use above
24458 attribute to compute the length of the insn.
24459 (goto_handler_and_restore): Likewise.
24461 2004-07-07 Andrew Pinski <apinski@apple.com>
24463 PR tree-optimization/15777
24464 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
24466 * expr.c (expand_expr_real_1): Fix formating.
24467 BUFFER_REF and IN_EXPR are dead.
24468 * fold-const.c (non_lvalue): BUFFER_REF is dead.
24469 * tree-inline.c (estimate_num_insns_1): Likewise.
24470 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
24471 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
24472 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
24474 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
24476 * collect2.c (dump_file): Don't call cplus_demangle if
24477 HAVE_LD_DEMANGLE is defined.
24478 (main): Pass "--demangle" to ld if no_demangle is not 0 and
24479 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
24480 if HAVE_LD_DEMANGLE is defined.
24482 * configure.ac (--with-demangler-in-ld): Added
24483 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
24484 --with-demangler-in-ld is used.
24485 * config.in: Regenerated.
24486 * configure: Likewise.
24488 2004-07-07 Roger Sayle <roger@eyesopen.com>
24490 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
24491 for simple floating point operations "fp", double precision
24492 multiplication "dmul", and single and double precision division
24493 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
24494 (ppc630_cost): New table split from ppc620_cost, to distinguish
24495 differences in floating point latencies.
24496 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
24497 (rs6000_rtx_costs): Add support for single and double precision
24498 floating point addition, subtraction, multiplication, division,
24499 fused-multiply-add, fused-multiply-sub, negation, absolute value
24500 and negative absolute value. Tweak MEM case to use prefered idiom.
24502 2004-07-07 Richard Henderson <rth@redhat.com>
24504 * tree-flow-inline.h (may_propagate_copy): Move...
24505 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
24506 attempt to copy between types requiring conversion.
24507 * tree-flow.h (may_propagate_copy): Update decl.
24508 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
24510 2004-07-07 Jakub Jelinek <jakub@redhat.com>
24512 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
24513 from -mtune= option.
24515 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24517 * builtins.c: Rename movstr*, except for movstrict*, to
24518 movmem* and clrstr* to clrmem*.
24519 * expr.c: Likewise.
24520 * expr.h: Likewise.
24521 * genopinit.c: Likewise.
24522 * integrate.c: Likewise.
24523 * local-alloc.c: Likewise.
24524 * optabs.c: Likewise.
24525 * optabs.h: Likewise.
24526 * config/alpha/alpha.h: Likewise.
24527 * config/alpha/alpha.md: Likewise.
24528 * config/arm/arm-protos.h: Likewise.
24529 * config/arm/arm.c: Likewise.
24530 * config/arm/arm.md: Likewise.
24531 * config/avr/avr.md: Likewise.
24532 * config/c4x/c4x.c: Likewise.
24533 * config/c4x/c4x.md: Likewise.
24534 * config/frv/frv.md: Likewise.
24535 * config/i386/i386-protos.h: Likewise.
24536 * config/i386/i386.c: Likewise.
24537 * config/i386/i386.h: Likewise.
24538 * config/i386/i386.md: Likewise.
24539 * config/i860/i860.c: Likewise.
24540 * config/i860/i860.md: Likewise.
24541 * config/ip2k/ip2k.md: Likewise.
24542 * config/ip2k/libgcc.S: Likewise.
24543 * config/ip2k/t-ip2k: Likewise.
24544 * config/m32r/m32r.c: Likewise.
24545 * config/m32r/m32r.md: Likewise.
24546 * config/mcore/mcore.md: Likewise.
24547 * config/mips/mips.c: Likewise.
24548 * config/mips/mips.md: Likewise.
24549 * config/ns32k/ns32k.c: Likewise.
24550 * config/ns32k/ns32k.h: Likewise.
24551 * config/ns32k/ns32k.md: Likewise.
24552 * config/pa/pa.c: Likewise.
24553 * config/pa/pa.md: Likewise.
24554 * config/pdp11/pdp11.h: Likewise.
24555 * config/pdp11/pdp11.md: Likewise.
24556 * config/rs6000/rs6000.c: Likewise.
24557 * config/rs6000/rs6000.md: Likewise.
24558 * config/s390/s390-protos.h: Likewise.
24559 * config/s390/s390.c: Likewise.
24560 * config/s390/s390.md: Likewise.
24561 * config/sh/lib1funcs.asm: Likewise.
24562 * config/sh/sh.c: Likewise.
24563 * config/sh/sh.md: Likewise.
24564 * config/sh/t-sh: Likewise.
24565 * config/sparc/sparc.h: Likewise.
24566 * config/vax/vax.md: Likewise.
24567 * config/xtensa/xtensa.c: Likewise.
24568 * config/xtensa/xtensa.md: Likewise.
24569 * doc/invoke.texi: Likewise.
24570 * doc/md.texi: Likewise.
24571 * doc/rtl.texi: Likewise.
24573 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
24576 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
24577 * config/mips/mips.c (mips_declare_common_object): New function,
24578 mostly split out from...
24579 (mips_output_aligned_decl_common): ...here.
24580 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
24581 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
24582 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
24583 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
24585 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24588 * function.c (assign_parms): Fix typo from previous change.
24590 2004-07-07 Jason Merrill <jason@redhat.com>
24593 * doc/extend.texi (C++ Interface): Correct information and
24596 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
24601 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
24604 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
24607 * config/m32r/m32r.c (m32r_function_symbol): New function:
24608 Generate a symbol name RTX with the correct m32r specific flags
24610 (block_move_call): Use new function to generate correct symbol.
24611 * config/m32r/m32r-protos.h: Add prototype for new funcion.
24612 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
24615 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
24617 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
24618 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
24619 TYPE_BINFO_BASETYPE): Remove.
24620 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
24622 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
24624 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
24625 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
24626 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
24627 (struct tree_binfo): Rename base_types to base_binfos.
24628 * alias.c (record_component_aliases): Adjust BINFO macros.
24629 * dbxout.c (dbxout_type): Likewise.
24630 * dwarf2out.c (gen_member_die): Likewise.
24631 * sdbout.c (sdbout_one_type): Likewise.
24632 * tree-dump.c (deque_and_dump): Likewise.
24633 * config/i386/i386.c (classify_argument,
24634 contains_128bit_aligned_vector_p): Likewise.
24636 2004-07-07 Nick Clifton <nickc@redhat.com>
24638 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
24639 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
24641 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
24643 * vec.h: Fix the example use.
24645 2004-07-06 Richard Henderson <rth@redhat.com>
24647 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
24648 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
24649 * tree-inline.c (copy_body_r, setup_one_parameter,
24650 initialize_inlined_parameters, expand_call_inline,
24651 declare_inline_vars): Don't check it.
24652 (expand_calls_inline): Remove old version, rename new version
24653 from gimple_expand_calls_inline.
24654 * tree-optimize.c (execute_gimple): Remove.
24655 (pass_gimple): Don't run anything.
24657 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
24659 * doc/sourcebuild.texi: Use semicolons instead of commas in
24662 2004-07-06 Richard Henderson <rth@redhat.com>
24664 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
24665 (sra_walk_modify_expr, scan_init): Likewise.
24666 (generate_element_zero): Check visited before scanning children.
24667 (generate_element_init): Set visited on error.
24668 (scalarize_init): Handle generate_element_init failure similar
24671 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
24673 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
24674 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
24676 2004-07-06 Richard Henderson <rth@redhat.com>
24678 * config/i386/i386.c (legitimize_pic_address): Make static.
24679 (legitimize_address): Handle CONST with TLS operand.
24680 (ix86_expand_move): Don't call legitimize_pic_address directly.
24681 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
24683 2004-07-06 Roger Sayle <roger@eyesopen.com>
24685 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
24686 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
24687 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
24688 is currently executed unconditionally, i.e. not in "else_bb".
24690 2004-07-06 Steven Bosscher <stevenb@suse.de>
24692 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
24693 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24694 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
24695 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24696 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
24697 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24698 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
24699 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24700 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
24701 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24702 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
24703 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24704 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
24705 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24706 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
24707 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24709 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
24711 * dojump.c (do_jump): REFERENCE_EXPR is dead.
24712 * expr.c (expand_expr_real_1): Ditto.
24713 * tree-inline.c (estimate_num_insns_1): Ditto.
24714 * tree-pretty-print.c (dump_generic_node): Ditto.
24715 (op_symbol): Ditto.
24718 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
24720 * tree-ssa-pre.c (reference_node_pool): New pool.
24721 (find_or_generate_expression): Class 'r' is okay too.
24722 (create_value_expr_from): Ditto.
24723 (add_to_sets): LHS should not include vuses.
24724 (eliminate): Ditto.
24725 (compute_avail): Reverse ordering of tests.
24726 Valuize INDIRECT_REF as well.
24728 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
24730 PR rtl-optimization/16380
24731 * loop.c (check_dbra_loop): Sink comparison instructions if they
24732 do something other than set cc0.
24734 2004-07-06 James E Wilson <wilson@specifixinc.com>
24736 * doc/interface.texi (longjmp and automatic variables): Delete
24737 paragraph recommending taking the address of a variable.
24739 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
24741 * vec.h (VEC_embedded_alloc): Remove.
24742 (VEC_embedded_size, VEC_embedded_init): New.
24743 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
24745 (VEC_truncate): New.
24746 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
24747 (vec_embedded_alloc): Remove.
24748 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
24749 (vec_embedded_alloc): Remove.
24751 2004-07-06 Mark Mitchell <mark@codesourcery.com>
24753 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
24754 (gt-langhooks.h): Remove.
24756 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
24758 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
24760 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
24762 * config/sparc/sparc.c (get_pc_symbol): Rename into
24763 add_pc_to_pic_symbol.
24764 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
24765 (load_pic_register): Account for previous changes.
24766 Use reg_names. Don't create the label twice.
24767 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
24768 UNSPEC_LOAD_PCREL_SYM.
24769 (get_pc): Rename into load_pcrel_sym. Add predicate to
24770 operands. Remove condition.
24772 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
24774 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
24775 RECORD, UNION & QUAL_UNION is actually a binfo.
24777 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
24778 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
24779 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
24780 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
24781 * dwarf2out.c (add_data_member_location_attribute): Likewise.
24782 (gen_inheritance_die): Likewise.
24783 * tree-dump.c (deque_and_dump): Likewise.
24784 * doc/c-tree.texi (Binfos): Add under reconstruction note.
24786 2004-07-06 Steven Bosscher <stevenb@suse.de>
24788 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
24790 * config/mcore/mcore.md: Model memory latency with a simple DFA
24791 pipeline description instead of a define_function_unit.
24793 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24795 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
24796 * langhooks.h (var_mod_type_p): Likewise.
24797 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
24798 * expr.c (count_type_elements): Properly handle return from
24799 array_type_nelts and properly test for overflow.
24800 * gimplify.c (gimplify_init_constructor): Properly handle return
24801 from array_type_nelts.
24802 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
24803 * integrate.c (copy_decl_for_inlining): Correct comments.
24804 * tree-inline.c (remap_decl): Update comments, remove dead code,
24805 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
24806 (remap_type): Only remap if variably modified by vars in function
24808 (copy_body_r): Use compatible_type langhooks to see when can fold.
24809 (setup_one_parameter): Don't remap type.
24810 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
24811 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
24812 compute TREE_INVARIANT for decl case.
24813 (find_var_from_fn): New function.
24814 (variably_modified_type_p): Add arg and call new function.
24815 * tree.h (variably_modified_type_p): Add extra arg.
24817 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
24819 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
24820 (goto_handler_and_restore_v9): Delete disabled insn.
24821 (goto_handler_and_restore_v9_sp64): Likewise.
24823 2004-07-05 Roger Sayle <roger@eyesopen.com>
24825 * calls.c (load_register_parameters): Call expand_shift instead
24826 of expand_binop with ashl_optab (or other shift optab) directly.
24827 * expr.c (emit_group_load, emit_group_store): Likewise.
24828 * function.c (assign_parm_setup_block): Likewise.
24829 * stmt.c (shift_return_value): Likewise.
24831 2004-07-05 Jakub Jelinek <jakub@redhat.com>
24833 * expr.c (expand_assignment): Disable the bitfield += optimizations.
24835 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24837 * doc/sourcebuild.texi: Revert previous patch.
24839 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24841 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
24842 TARGET_MEM_FUNCTIONS.
24843 * system.h: Poison TARGET_MEM_FUNCTIONS.
24844 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
24845 bcmp_libfunc, bzero_libfunc): Remove.
24846 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
24848 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
24849 * doc/standards.texi: Don't mention calling BSD string functions.
24850 * doc/invoke.texi: Likewise. Mention that memmove may be called.
24851 * config/vax/t-memfuncs: New.
24852 * config/memcmp.c, config/memcpy.c, config/memmove.c,
24853 config/memset.c: New.
24854 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
24855 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
24857 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
24858 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
24859 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
24860 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
24861 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
24862 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
24863 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
24864 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
24865 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
24866 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
24868 2004-07-05 Richard Henderson <rth@redhat.com>
24870 * function.c (assign_parm_setup_reg): Properly rename variables in
24871 FUNCTION_ARG_CALLEE_COPIES section.
24873 2004-07-05 Zack Weinberg <zack@codesourcery.com>
24875 * tree-mudflap.c: Include cgraph.h.
24876 (mf_init_extern_trees): Rename to mudflap_init. Export.
24877 Rewrite to create synthetic declarations instead of looking
24878 up declarations from mf-runtime.h.
24879 (mf_make_builtin, mf_make_cache_struct_type): New functions.
24880 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
24881 Correct commentary.
24882 (execute_mudflap_function_decls, mudflap_register_call):
24883 Don't call mf_init_extern_trees.
24884 (mudflap_finish_file): Use cgraph_build_static_cdtor.
24886 * tree-mudflap.h: Update prototypes.
24887 * c-mudflap.c: Delete file.
24888 * c-common.c: Include tree-mudflap.h.
24889 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
24890 * Makefile.in: Remove all references to c-mudflap.o.
24891 Update dependencies.
24893 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24895 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
24896 displacements with the spatial-locality cache-control completer.
24898 2004-07-05 Zack Weinberg <zack@codesourcery.com>
24900 * langhooks.c: Don't include gt-langhooks.h.
24901 (var_labelno): Delete.
24902 (lhd_set_decl_assembler_name): Do not append a distinguishing
24903 number to file-scope internal-linkage declarations for the first
24904 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
24905 the declaration itself (if at block scope), or its containing
24906 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
24909 * opts.c (cur_in_fname): New global.
24910 * opts.h: Declare it.
24911 * tree.c: Include opts.h.
24912 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
24913 DECL_UID equal to cur_in_fname.
24914 (copy_node_stat): Do not change DECL_UID when copying a
24915 TRANSLATION_UNIT_DECL.
24916 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
24917 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
24919 * c-decl.c (c_static_assembler_name): Delete.
24920 * c-tree.h (c_static_assembler_name): Delete prototype.
24921 * c-lang.c, objc/objc-lang.c: Don't override
24922 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
24924 * Makefile.in (tree.o): Update dependencies.
24925 (GTFILES): Remove langhooks.c.
24927 2004-07-05 Roger Sayle <roger@eyesopen.com>
24929 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
24930 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
24931 Normalize "X % C" as "X % -C" for signed modulus and negative C.
24932 Optimize "X % -Y" as "X % Y" for signed modulus.
24933 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
24934 into "((unsigned) X % Y) == 0".
24936 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24938 * sourcebuild.texi (Config Fragments): Use @comma{} in
24939 cross-reference to section title.
24941 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24943 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
24944 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
24945 (gimplify_target_expr, gimplify_expr): Likewise.
24946 (copy_if_shared_r): No longer need special case for BIND_EXPR.
24947 (unshare_body, unvisit_body): Only look at nested if BODY_P is
24949 (gimplify_compound_lval): See if we can strip any useless conversion.
24950 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
24952 (gimplify_modify_expr_to_memset): Likewise.
24953 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
24954 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
24955 (declare_inline_vars): Likewise.
24956 (walk_type_fields): New function.
24957 (walk_tree): Use it.
24958 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
24960 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
24961 (sra_walk_modify_expr): Allow init function to fail.
24962 (scan_init): Now returns bool.
24963 (generate_element_init): If can't understand INIT, return false.
24964 (scalarize_init): Return false if generate_element_init does.
24966 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
24969 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
24970 bounds if bounds aren't constant.
24972 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
24974 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
24975 to type hooks; remove bogus PARAMS.
24977 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
24979 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
24980 * dwarf2out.c (add_data_member_location_attribute): Check for
24982 * tree.c (tree_node_kinds): Add "binfos".
24983 (binfo_lang_slots): New.
24984 (make_node_stat): Add TREE_BINFO.
24985 (make_tree_binfo_stat): New.
24986 (tree_node_structure): Add TREE_BINFO.
24987 * tree.def (TREE_BINFO): New.
24988 * tree.h (REC_OR_UNION_CHECK): Rename to ...
24989 (RECORD_OR_UNION_CHECK): ... here.
24990 (NOT_RECORD_OR_UNION_CHECK): New.
24991 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
24992 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
24993 RECORD_OR_UNION_CHECK.
24994 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
24995 (TYPE_LANG_SLOT_1): New.
24996 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
24997 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
24998 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
24999 (BINFO_ELTS): Remove.
25000 (BINFO_LANG_SLOT): New.
25001 (struct tree_binfo): New.
25002 (binfo_lang_slots): Declare.
25003 (enum tree_node_structure_enum): Add TS_BINFO.
25004 (union tree_node): Add binfo.
25005 (make_tree_binfo_stat): Declare.
25006 (make_tree_binfo): New.
25007 (enum tree_node_kind): Add binfo_kind.
25009 * objc/objc-act.c (start_class, objc_declare_protocols,
25010 start_protocols): Use TYPE_LANG_SLOT_1.
25011 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
25013 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
25014 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
25015 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
25016 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
25018 2004-07-05 Steven Bosscher <stevenb@suse.de>
25020 * rtl.h (struct rtx_def): Remove the integrated flag.
25021 Use the return_val flag for MEM_SCALAR_P.
25022 Reshuffle and update flags in CLEAR_RTX_FLAGS.
25024 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
25027 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
25028 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
25031 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
25033 * var-tracking.c: Fix some comments.
25034 (frame_stack_adjust): New.
25035 (vt_stack_adjustments): Init stack_adjust of entry block to
25036 minus stack adjustment of function prologue.
25037 (adjust_stack_reference): Do not adjust if adjustment == 0.
25038 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
25039 (emit_notes_in_bb): Likewise.
25040 (vt_add_function_parameters): Do not adjust locations of
25041 function arguments.
25042 (vt_initialize): Compute the stack adjustment of function
25043 prologue and offset the initial "location" of frame_base_decl
25044 from the stack pointer after prologue.
25046 2004-07-04 Richard Henderson <rth@redhat.com>
25048 * function.c (struct assign_parm_data_all): New.
25049 (struct assign_parm_data_one): New.
25050 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
25051 assign_parm_find_data_types, assign_parms_setup_varargs,
25052 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
25053 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
25054 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
25055 assign_parm_setup_block, assign_parm_setup_reg,
25056 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
25057 (assign_parms): ... here.
25059 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
25061 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
25062 now are bitmap_set_t's.
25063 (bitmap_insert_into_set): No point in inserting the value if
25065 (bitmap_set_contains): New function.
25066 (bitmap_set_replace_value): Add comment on why we do it
25068 (set_contains): Removed.
25069 (bitmap_set_subtract_from_value_set): New name of
25070 set_subtract now that it's arguments are two different
25073 (bitmap_find_leader): Change algorithm used.
25074 (find_or_generate_expression): Update use of functions for new
25076 (create_expression_by_pieces): Ditto.
25077 (insert_aux): Ditto.
25079 (add_to_sets): Ditto.
25081 (execute_pre): Ditto.
25082 (compute_avail): Ditto.
25083 Also ignore virtual phis.
25085 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25087 * combine.c (simplify_comparison): Fix comment typo.
25089 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
25091 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
25092 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
25093 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
25094 (output_restore): Change parameter from 'insn' to 'pat'.
25095 (output_return): Adjust call to output_restore.
25096 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
25097 Adjust call to output_restore.
25099 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25101 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
25102 and assert system is bsd.
25104 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25106 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
25107 (TARGET_SWITCHES): Remove -mdebugc.
25108 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
25109 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
25110 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
25111 (sle_[sd]i_reg): Delete.
25113 2004-07-04 Steven Bosscher <stevenb@suse.de>
25115 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25117 * config/iq2000/iq2000.md: Translate old pipeline description to an
25118 equivalent new one.
25120 2004-07-04 Roger Sayle <roger@eyesopen.com>
25122 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
25123 Ensure the replacement rhs is valid gimple before performing
25124 the substitution. Return false if these sanity checks fail.
25125 (fold_stmt): Only set changed to true, if set_rhs returns true.
25126 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
25129 2004-07-04 Richard Henderson <rth@redhat.com>
25132 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
25134 2004-07-04 Mark Mitchell <mark@codesourcery.com>
25136 * configure.ac (ranlib_flags): New variable.
25137 * Makefile.in (RANLIB_FLAGS): New variable.
25138 (libbackend.a): Use it.
25139 * configure: Regenerated.
25141 2004-07-04 Roger Sayle <roger@eyesopen.com>
25143 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
25144 a "sign mask" instead of using ashr_optab directly.
25146 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25148 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
25149 * doc/cppopts.texi: Clarify processing of command-line defines.
25151 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
25153 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
25155 2004-07-04 Richard Henderson <rth@redhat.com>
25157 * rtl.def (ADDRESSOF): Remove.
25158 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
25159 (find_base_term, memrefs_conflict_p): Likewise.
25160 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
25161 (fold_rtx, cse_insn, set_live_p): Likewise.
25162 * dwarf2out.c (mem_loc_descriptor): Likewise.
25163 (add_location_or_const_value_attribute): Likewise.
25164 * emit-rtl.c (copy_insn_1): Likewise.
25165 * explow.c (memory_address): Likewise.
25166 * expmed.c (store_split_bit_field): Likewise.
25167 * expr.c (expand_expr_real_1): Likewise.
25168 * function.c (instantiate_decl
25169 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
25170 * genrecog.c (preds, validate_pattern): Likewise.
25171 * integrate.c (copy_rtx_and_substitute): Likewise.
25172 * recog.c (general_operand, register_operand): Likewise.
25173 (memory_address_p): Likwise.
25174 * reload1.c (eliminate_regs, elimination_effects): Likewise.
25175 * rtl.c (copy_rtx): Likewise.
25176 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
25177 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
25178 * rtlhooks.c (gen_lowpart_general): Likewise.
25179 * stmt.c (expand_asm_operands): Likewise.
25180 * web.c (entry_register, replace_ref, web_main): Likewise.
25181 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
25182 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
25183 * config/arm/arm.c (thumb_rtx_costs): Likewise.
25184 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
25185 * config/frv/frv.c (move_destination_operand, move_source_operand,
25186 condexec_dest_operand, condexec_source_operand,
25187 condexec_memory_operand): Likewise.
25188 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
25189 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
25190 (destination_xfmode_operand): Likewise.
25191 * config/mips/mips.h (PREDICATE_CODES): Likewise.
25192 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
25193 * config/s390/s390.c (general_s_operand): Likewise.
25194 * config/s390/s390.md (mov*): Likewise.
25195 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
25197 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
25198 * expr.c (expand_expr_real_1): Likewise.
25199 * stmt.c (expand_decl): Likewise.
25200 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25202 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
25203 postponed_insns, put_var_into_stack, put_reg_into_stack,
25204 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
25205 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
25206 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
25207 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
25208 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
25209 purge_bitfield_addressof_replacements, purge_addressof_replacements,
25210 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
25211 struct insns_for_mem_walk_info, insns_for_mem_walk,
25212 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
25213 setjmp_protect_args): Remove.
25214 (push_function_context_to): Don't handle var_refs_queue.
25215 (pop_function_context_from, free_after_compilation): Likewise.
25216 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
25217 (assign_parms, allocate_struct_function): Likewise.
25218 (use_register_for_decl): New.
25219 (expand_function_end): Don't setjmp_protect.
25220 * function.h (struct emit_status): Update commentary.
25221 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
25222 (max_parm_reg, parm_reg_stack_loc): Remove.
25223 * passes.c (DFI_addressof): Remove.
25224 (dump_file_info): Remove addressof.
25225 (rest_of_handle_addressof): Remove.
25226 (rest_of_compilation): Don't call it.
25227 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
25228 * stmt.c (expand_decl): Use use_register_for_decl.
25229 * tree.h: Update decls.
25230 * web.c (mark_addressof): Remove.
25231 * doc/invoke.texi (-dF): Remove.
25233 2004-07-03 Richard Henderson <rth@redhat.com>
25235 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
25236 instead of gen_mem_addressof.
25237 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
25238 TImode output register.
25240 2004-07-03 Richard Henderson <rth@redhat.com>
25242 PR tree-optimization/16341
25243 * tree-sra.c (sra_walk_function): Increment to next stmt before
25244 processing the current stmt.
25245 (sra_insert_after): Always use BSI_SAME_STMT.
25247 2004-07-03 Richard Henderson <rth@redhat.com>
25249 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
25250 fp plus with minus.
25252 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25254 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
25255 with tree_int_cst_equal.
25257 2004-07-03 Andreas Schwab <schwab@suse.de>
25259 * config/ia64/ia64.md: Define new attribute "empty".
25260 (prologue_use, nop_x, insn_group_barrier): Set it.
25262 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
25263 skip over "empty" insns.
25265 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25267 * tree-inline.c (initialize_inlined_parameters): Pass proper function
25268 context to gimplify_body.
25269 (walk_tree): Don't walk into types twice.
25270 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
25272 * tree-sra.c (generate_element_init): Remove any useless conversions.
25274 * gimplify.c (gimplify_conversion): Remove stripping useless
25275 conversions from here.
25276 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
25277 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
25278 Unshare before substituting PLACEHOLDER_EXPR.
25279 (gimplify_modify_expr_to_memset): Likewise.
25280 Pass address of TO to memset, not TO itself.
25281 (gimplify_init_constructor): Make copy of OBJECT so we have it each
25282 time we make an expression (to match a PLACEHOLDER_EXPR).
25284 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
25285 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
25286 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
25287 * tree-ssa-dom.c (local_fold): Likewise.
25289 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
25290 * langhooks.h (strct lang_hooks): New field type_max_size.
25291 * function.c (assign_temp): Call it.
25293 2004-07-03 Steven Bosscher <stevenb@suse.de>
25295 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
25296 * config/sh/sh.md: Convert the SH1 pipeline description to
25299 2004-07-02 Zack Weinberg <zack@codesourcery.com>
25301 * c-decl.c (struct c_binding): Remove contour field; add
25302 depth, invisible, nested fields.
25303 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
25304 (B_IN_EXTERNAL_SCOPE): New convenience macros.
25305 (bind): Add invisible and nested arguments. Initialize
25306 new fields of struct c_binding; adjust loop scanning for
25308 (free_binding_and_advance): Clear structure with memset.
25309 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
25310 in file scope, even if it's in external scope too.
25311 (pushdecl): Adjust to match. Create invisible file-scope
25312 declarations for block-scope forward declarations of static functions.
25313 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
25314 (undeclared_variable, lookup_label, declare_label, define_label)
25315 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
25316 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
25317 (store_parm_decls_oldstyle): Adjust to match.
25318 (diagnose_mismatched_decls): Correct handling of linkage clashes.
25319 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
25321 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
25322 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
25324 2004-07-02 Richard Henderson <rth@redhat.com>
25326 * c-decl.c (grokdeclarator): Don't frob current_function_decl
25327 around variable_size.
25328 (set_decl_nonlocal): Remove.
25329 (store_parm_decls): Add stmts for pending sizes.
25330 * calls.c (calls_function, calls_function_1): Remove.
25331 (precompute_arguments): Don't call it.
25332 * cfgexpand.c (set_save_expr_context): Remove.
25333 (tree_expand_cfg): Don't call it.
25334 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
25335 (dwarf2out_finish): Likewise.
25336 * expr.c (emit_block_move): Adjust addresses to BLKmode.
25337 (store_constructor): Don't pre-evaluate SAVE_EXPR.
25338 (safe_from_p): Don't queue SAVE_EXPRs.
25339 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
25340 or build plain VAR_DECLs.
25341 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
25343 (fold_checksum_tree): Don't special-case SAVE_EXPR.
25344 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
25345 (put_var_into_stack): Don't handle SAVE_EXPR.
25346 (gen_mem_addressof): Likewise.
25347 * function.h (struct function): Remove x_save_expr_regs.
25348 (save_expr_regs): Remove.
25349 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
25350 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
25351 * stor-layout.c (variable_size): Don't set it.
25352 (force_type_save_exprs, force_type_save_exprs_1): Remove.
25353 * tree-inline.c (remap_save_expr): Remove fn argument. Update
25354 all callers. Don't set SAVE_EXPR_CONTEXT.
25355 * tree-inline.h (remap_save_expr): Update decl.
25356 * tree.c (save_expr): Update build size.
25357 (first_rtl_op): Don't handle SAVE_EXPR.
25358 (unsave_expr_1, contains_placeholder_p): Likewise.
25359 (decl_function_context): Likewise.
25360 * tree.def (SAVE_EXPR): Remove args 1 and 2.
25361 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
25362 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
25364 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25366 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
25367 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
25368 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
25369 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
25370 some first-person references and patronizing comments. Based on
25372 * doc/invoke.texi: Don't reference fortran@gnu.org.
25373 * doc/trouble.texi (Warning when a non-void function value is
25374 ignored): Rewrite. From Russ Allbery and Chris Devers.
25376 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
25378 * tree-ssa-pre.c (bitmap_set_t): New.
25379 (bb_value_sets): avail_out is now a bitmap_set_t.
25380 (bitmap_find_leader): New function.
25381 (bitmap_value_insert_into_set): Ditto.
25382 (bitmap_set_copy): Ditto.
25383 (bitmap_value_replace_in_set): Ditto.
25384 (bitmap_set_contains_value): Ditto.
25385 (bitmap_set_new): Ditto.
25386 (bitmap_set_pool): New pool.
25387 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
25388 (insert_aux): Ditto.
25389 (add_to_sets): Ditto.
25390 (compute_avail): Ditto
25391 (eliminate): Ditto.
25394 (execute_pre): Ditto.
25396 2004-07-02 Roger Sayle <roger@eyesopen.com>
25398 * config/rs6000/rs6000.c (struct processor_costs): New structure
25399 used to hold instruction latencies/sizes for processor types.
25400 (rs6000_cost): New global variable pointing to current CPU's costs.
25401 (rs6000_override_options): Initialize rs6000_cost to point to the
25402 appropriate cost table based upon rs6000_cpu and optimize_size.
25403 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
25406 2004-07-02 Richard Henderson <rth@redhat.com>
25408 * expmed.c (make_tree): Don't use SET_DECL_RTL.
25410 2004-07-02 Steven Bosscher <stevenb@suse.de>
25412 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
25414 2004-07-01 Richard Henderson <rth@redhat.com>
25416 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
25417 (alpha_gp_save_rtx): Use assign_stack_local instead of
25420 2004-07-01 Richard Henderson <rth@redhat.com>
25422 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
25423 (alpha_rtx_cost_data): Update to match.
25424 (alpha_rtx_cost_size): New.
25425 (alpha_rtx_costs): Honor optimize_size.
25427 2004-07-01 Richard Henderson <rth@redhat.com>
25429 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
25430 * cfgexpand.c (tree_expand_cfg): Do it here.
25431 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
25432 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
25433 * config/mips/mips.c (mips_output_mi_thunk): And here.
25434 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
25435 * config/sh/sh.c (sh_output_mi_thunk): And here.
25436 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
25438 2004-07-01 Richard Henderson <rth@redhat.com>
25440 * tree.def (RTL_EXPR): Remove.
25441 * c-typeck.c (lvalue_p): Don't handle it.
25442 * expr.c (safe_from_p): Likewise.
25443 (expand_expr_real_1): Likewise.
25444 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
25445 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
25446 * gengtype.c (adjust_field_tree_exp): Likewise.
25447 * stmt.c (warn_if_unused_value): Likewise.
25448 * tree-gimple.c (recalculate_side_effects): Likewise.
25449 * tree-pretty-print.c (dump_generic_node): Likewise.
25450 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
25451 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
25452 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
25454 * stmt.c (struct stmt_status): Remove x_last_expr_type,
25455 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
25456 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
25457 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
25458 all the bits that tracked last_expr.
25459 (expand_end_bindings): Don't track last_expr.
25460 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
25461 (clear_last_expr): Remove.
25462 (expand_asm): Don't call it.
25463 (expand_asm_operands, expand_end_cond): Likewise.
25464 (expand_naked_return, expand_null_return_1): Likewise.
25465 * c-typeck.c (c_begin_compound_stmt): Likewise.
25466 * cfgexpand.c (expand_block): Use expand_expr_stmt.
25467 * expr.c (expand_expr_real_1): Likewise.
25468 * tree.h: Update prototypes.
25470 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
25471 (struct emit_status): Remove sequence_rtl_expr.
25472 (struct function): Remove x_rtl_expr_chain.
25473 (seq_rtl_expr, rtl_expr_chain): Remove.
25474 * function.c (struct temp_slot): Remove rtl_expr.
25475 (assign_stack_temp_for_type): Don't set it.
25476 (free_temp_slots, pop_temp_slots): Don't check it.
25477 (free_after_compilation): Don't clear x_rtl_expr_chain.
25478 (fixup_var_refs): Don't search it.
25479 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
25480 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
25482 (push_topmost_sequence): Likewise.
25483 (end_sequence, init_emit): Likewise.
25484 (start_sequence_for_rtl_expr): Remove.
25485 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
25486 * rtl.h (preserve_rtl_expr_result): Remove.
25488 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
25490 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
25491 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
25494 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
25496 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
25497 (STANDARD_STARTFILE_PREFIX_2): Define.
25498 (standard_startfile_prefix_1): Initialize to
25499 STANDARD_STARTFILE_PREFIX_1.
25500 (standard_startfile_prefix_2): Initialize to
25501 STANDARD_STARTFILE_PREFIX_2.
25502 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
25503 (STANDARD_STARTFILE_PREFIX_1): Define.
25504 (STANDARD_STARTFILE_PREFIX_2): Define.
25505 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
25506 (STANDARD_STARTFILE_PREFIX_2): Document.
25508 2004-07-01 Richard Henderson <rth@redhat.com>
25510 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
25511 in order to disable scalarization. Instead set a flag and wait
25512 for a candidate decl.
25514 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
25516 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
25517 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
25518 Use terminology "testsuite" and "enumerated".
25520 2004-07-01 Richard Henderson <rth@redhat.com>
25522 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
25523 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
25524 (initial_return_save): Likewise.
25525 (flush_queued_reg_saves): Remap register numbers.
25526 (dwarf2out_return_reg): Likewise.
25528 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25530 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
25532 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
25533 access functions for lower bound and element size and only output
25534 if lower bound nonzero or element size not same as that of type.
25535 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
25537 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25539 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
25541 2004-07-01 Per Bothner <per@bothner.com>
25543 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
25545 2004-07-01 Jakub Jelinek <jakub@redhat.com>
25547 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
25548 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
25549 first operand. Don't optimize if the bitfield is volatile.
25551 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25553 * c-pretty-print.c (pp_c_postfix_expression): Handle
25554 floating-point comparison operators.
25555 (pp_c_expression): Pass floating-point comparison
25556 operators to pp_c_postfix_expression.
25558 2004-07-01 Roger Sayle <roger@eyesopen.com>
25560 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
25561 rtx_cost instead of "had_mult" to determine whether the transformed
25562 expression is cheaper than the original.
25564 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
25566 * alias.c (get_alias_set, canon_rtx, get_addr,
25567 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
25569 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
25570 expand_builtin): Likewise.
25571 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
25573 * combine.c (can_combine_p, combinable_i3pat, try_combine,
25574 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
25575 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
25576 record_dead_and_set_regs_1, get_last_value_validate,
25577 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
25578 * cse.c (check_dependence, canon_hash, equiv_constant,
25579 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
25580 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
25581 count_reg_usage): Likewise.
25582 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
25583 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
25584 cselib_record_sets): Likewise.
25585 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
25586 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
25587 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
25588 * df.c (df_uses_record): Likewise.
25589 * dojump (do_jump): Likewise.
25590 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
25591 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
25592 decl_start_label): Likewise.
25593 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
25594 operand_subword, change_address_1, make_safe_from): Likewise.
25595 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
25596 stabilize, force_not_mem): Likewise.
25597 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
25598 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
25599 * expr.c (convert_move, convert_modes, emit_block_move,
25600 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
25601 emit_move_insn_1, expand_assignment, store_expr,
25602 store_constructor_field, store_constructor, store_field,
25603 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
25605 * final.c (cleanup_subreg_operands, alter_subreg,
25606 get_mem_expr_from_op): Likewise.
25607 * flow.c (notice_stack_pointer_modification_1,
25608 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
25610 * function.c (mark_temp_addr_taken, preserve_temp_slots,
25611 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
25612 optimize_bit_field, flush_addressof, purge_addressof_1,
25613 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
25614 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
25615 keep_stack_depressed): Likewise.
25616 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
25617 noce_process_if_block, find_memory): Likewise.
25618 * integrate.c (subst_constants, allocate_initial_values): Likewise.
25619 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
25620 update_equiv_regs): Likewise.
25621 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
25622 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
25623 * optabs.c (expand_abs, emit_unop_insn): Likewise.
25624 * passes.c (rest_of_handle_final): Likewise.
25625 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
25626 move2add_note_store): Likewise.
25627 * ra-build.c (detect_remat_webs): Likewise.
25628 * ra-debug.c (dump_static_insn_cost): Likewise.
25629 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
25630 * recog.c (validate_change, apply_change_group, cancel_changes,
25631 validate_replace_rtx_1, general_operand, register_operand,
25632 nonmemory_operand, push_operand, pop_operand, memory_operand,
25633 indirect_operand, asm_operand_ok, offsettable_memref_p,
25634 offsettable_nonstrict_memref_p, constrain_operands,
25635 store_data_bypass_p): Likewise.
25636 * reg-stack.c (subst_stack_regs_pat): Likewise.
25637 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
25638 copy_cost, reg_scan_mark_refs): Likewise.
25639 * regmove.c (optimize_reg_copy_3, stack_memref_p,
25640 combine_stack_adjustments_for_block): Likewise.
25641 * regrename.c (copyprop_hardreg_forward_1): Likewise.
25642 * reload.c (can_reload_into, push_reload, decompose, immune_p,
25643 find_reloads, find_reloads_address, find_reloads_address_1,
25644 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
25645 find_equiv_reg): Likewise.
25646 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
25647 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
25648 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
25649 delete_address_reloads): Likewise.
25650 * resource.c (mark_referenced_resources): Likewise.
25651 * rtlanal.c (get_jump_table_offset, count_occurrences,
25652 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
25653 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
25654 num_sign_bit_copies1): Likewise.
25655 * rtlhooks.c (gen_lowpart_general): Likewise.
25656 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
25657 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
25658 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
25659 sdbout_global_decl): Likewise.
25660 * simplify-rtx.c (simplify_subreg): Likewise.
25661 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
25662 expand_anon_union_decl, expand_end_case_type): Likewise.
25663 * unroll.c (calculate_giv_inc): Likewise.
25664 * var-tracking.c (stack_adjust_offset_pre_post,
25665 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
25666 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
25667 vt_add_function_parameters): Likewise.
25668 * varasm.c (make_var_volatile, notice_global_symbol,
25669 assemble_external, decode_addr_const, mark_weak,
25670 default_encode_section_info): Likewise.
25672 2004-07-01 Steven Bosscher <stevenb@suse.de>
25674 * stmt.c (check_seenlabel): Remove.
25675 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
25677 2004-07-01 Richard Henderson <rth@redhat.com>
25679 * function.h (struct function): Remove x_function_call_count.
25680 (function_call_count): Remove.
25681 * calls.c (expand_call): Don't set it.
25682 * integrate.c (copy_rtx_and_substitute): Likewise.
25684 * function.h (struct function): Remove x_cleanup_label.
25685 (cleanup_label): Remove.
25686 * stmt.c (expand_value_return): Don't use it.
25687 * function.c (free_after_compilation): Don't set it.
25688 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
25689 * cfgexpand.c (tree_expand_cfg): Update call.
25690 * tree.h (expand_function_start): Update decl.
25692 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
25695 * c-lang.c (c_initialize_diagnostics): Move from here ...
25696 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
25697 (c_tree_printer): Use pretty-printer to format %T.
25698 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
25699 before '*' if not C++.
25700 (pp_c_direct_abstract_declarator): Don't try to print array upper
25701 bound for flexible array members.
25702 * c-tree.h: Include "diagnostic.h".
25703 (c_initialize_diagnostics): Declare.
25704 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
25705 * c-format.c (format_type_warning): New function. Improve
25706 diagnostics for incorrect format argument types.
25707 (check_format_types): Use it. Add two parameters. Use the
25708 TYPE_MAIN_VARIANT of wanted_type.
25709 (check_format_info_main): Pass new parameters to
25710 check_format_types.
25711 (struct format_wanted_type): Update comment.
25713 2004-07-01 Nick Clifton <nickc@redhat.com>
25715 * target.h (struct gcc_target): Add new field to struct cxx:
25716 import_export_class.
25717 * target-def.h (TARGET_CXX): Initialise the new field.
25718 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
25720 * doc/tm.texi: Document the new target hook.
25722 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25724 * builtins.c (fold_builtin_classify): Fix typo.
25726 2004-07-01 Richard Henderson <rth@redhat.com>
25728 * function.c (identify_blocks, identify_blocks_1): Remove.
25729 * function.h (identify_blocks): Remove.
25730 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
25732 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25734 * builtins.c (fold_builtin_classify): New.
25735 (fold_builtin_unordered_cmp): Fix commentary.
25736 (fold_builtin): Use it.
25737 * builtins.def: Define builtins for isnan,
25738 isnanf, isnanl, finite, finitef, finitel,
25739 isinf, isinff, isinfl.
25741 2004-07-01 Richard Henderson <rth@redhat.com>
25743 * function.h (struct function): Remove dont_emit_block_notes.
25744 * gimple-low.c (lower_function_body): Don't set it.
25745 * cfgexpand.c (expand_block): Don't check it.
25746 * cfglayout.c (insn_locators_initialize): Likewise.
25747 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
25748 * passes.c (rest_of_compilation): Likewise.
25749 * stmt.c (expand_start_bindings_and_block): Likewise.
25750 (expand_end_bindings): Likewise.
25752 2004-07-01 Richard Henderson <rth@redhat.com>
25754 * cgraph.h (cgraph_build_static_cdtor): Declare.
25755 * cgraphunit.c (cgraph_build_static_cdtor): New.
25756 * c-objc-common.c (build_cdtor): Use it.
25757 * coverage.c (create_coverage): Likewise.
25758 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
25759 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
25761 See ChangeLog.11 for earlier changes.