1 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3 * config/frv/frv.opt (moptimize-membar): New.
5 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7 * config/frv/frv.h: Remove machine_function definition.
9 * config/frv/frv.c (struct frv_io): New.
10 (struct machine_function): Moved from frv.h. Add has_membar_p.
11 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
12 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
13 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
14 (frv_optimize_membar_global, frv_optimize_membar): New functions.
15 (frv_reorg): Call frv_optimize_membar when appropriate.
16 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
17 (frv_expand_builtin): Adjust calls accordingly.
18 (frv_io_address_cookie): New function.
19 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
20 load or store rather than a special insn. Add ccnstant address and
21 io-type operands to the membar.
22 (frv_ifcvt_modify_tests): Unsign regno.
23 (frv_ifcvt_modify_tests): Same.
25 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
26 UNSPEC_OPTIONAL_MEMBAR constant.
27 (builtin_read_<mode>): Delete.
28 (builtin_write_<mode>): Delete.
29 ("optional_membar_<mode>"): Add operand.
31 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
32 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
33 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
34 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
35 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
36 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
37 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
38 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
39 * testsuite/gcc.target/frv/all-read-write-1.c: New.
41 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
43 * df.c (df_uses_record): Handle SCRATCH.
45 2005-07-28 Steven Bosscher <stevenb@suse.de>
48 * passes.c (rest_of_decl_compilation): If decl is a type and
49 we have encountered errors, don't emit debug information.
51 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
53 * params.def: Fixed comment.
55 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
58 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
59 (TARGET_ASM_UNALIGNED_HI_OP): Add.
60 (TARGET_ASM_UNALIGNED_SI_OP): Add.
62 2005-07-27 Steven Bosscher <stevenb@suse.de>
65 * varasm.c (assemble_start_function): Don't do anything that may
66 require a CFG if the current function is a thunk.
68 2005-07-25 Geoffrey Keating <geoffk@apple.com>
70 * doc/install.texi (Prerequisites): Mention that perl is needed
71 to do export control in libstdc++ targetting Darwin.
73 2005-07-27 Steven Bosscher <stevenb@suse.de>
75 PR rtl-optimization/17808
76 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
77 (sched_insns_conditions_mutex_p): Split out from...
78 (add_dependence): ...here. But don't call it from here.
79 (add_dependence_list): Check sched_insns_conditions_mutex_p
80 before calling add_dependence.
81 (add_dependence_list_and_free): Likewise.
82 (fixup_sched_groups): Likewise.
83 (sched_analyze_1): Likewise.
84 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
85 (sched_analyze): Likewise.
86 (sched_analyze_insn): Likewise.
87 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
88 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
89 dependencies on all COND_EXEC insns to jumps ending basic blocks
90 when doing intrablock scheduling.
91 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
93 2005-07-27 Jeff Law <law@redhat.com>
95 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
96 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
97 equivalency sets, correctly handle the case were vr0 has an
98 equivalency set, but vr1 does not.
100 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
102 PR tree-optimization/23073
103 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
104 vect_print_dump_info before fprintf.
106 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
108 PR tree-optimize/22348
109 * tree-ssa-loop-niter.c (number_of_iterations_cond):
110 Fold the partial computation.
112 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
114 PR tree-optimization/22325
115 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
117 * tree-scalar-evolution.c (scev_const_prop): Add generic final
119 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
120 (force_var_cost): ... this function.
121 (compute_phi_arg_on_exit): Export.
123 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
125 PR tree-optimization/20773
126 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
129 2005-07-27 Richard Guenther <rguenther@suse.de>
131 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
132 Avoid pushing again if current struct contains only
133 fields we decomposed.
135 2005-07-27 Jan Hubicka <jh@suse.cz>
137 PR tree-optimization/22574
138 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
141 * tree-tailcall.c (decrease_profile): New function.
142 (eliminate_tail_call): Use it.
144 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
145 visibility flags correctly in whole program mode.
147 2005-07-26 Steve Ellcey <sje@cup.hp.com>
149 PR rtl-optimization/22472
150 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
152 2005-07-26 Steven Bosscher <stevenb@suse.de>
154 PR tree-optimization/22504
155 * tree-complex.c (expand_complex_addition): Use 'code' instead
156 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
158 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
160 * config.gcc (cpu_type): Add frv case.
161 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
162 (supported_defaults): Add fr550 case.
164 2005-07-26 Diego Novillo <dnovillo@redhat.com>
167 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
168 whether a pointer of type T * may point to objects of type T *.
170 2005-07-26 DJ Delorie <dj@redhat.com>
172 * configure: Regenerate.
174 2005-07-26 Dale Johannesen <dalej@apple.com>
176 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
178 2005-07-26 Mark Mitchell <mark@codesourcery.com>
180 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
181 Clarify use of "build" in name.
183 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
185 * doc/extend.texi (Raw read/write Functions): New section.
186 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
187 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
188 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
189 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
190 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
191 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
192 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
193 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
194 * config/frv/frv.c: Add bdesc_loads global.
195 Add bdesc_stores global.
196 (frv_init_builtins): Add support for __builtin_{read/write}*.
197 (frv_volatile_memref): New.
198 (frv_expand_load_builtin): New.
199 (frv_expand_store_builtin): New.
200 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
201 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
202 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
203 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
204 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
205 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
206 (builtin_read_<mode>): New.
207 (builtin_write_<mode>): New.
208 (builtin_write64): New.
209 (optional_membar_<mode>): New.
211 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
213 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
214 (rather than units) against HOST_BITS_PER_WIDE_INT.
216 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
218 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
219 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
220 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
221 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
224 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
225 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
226 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
228 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
230 2005-07-26 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/22486
233 * fold-const.c (fold_unary): Fold away useless component
234 references of the form (T *)&T.x, if the address
237 2005-07-25 James E Wilson <wilson@specifixinc.com>
239 * dwarf2out.c (add_call_src_coords_attributes): New.
240 (gen_inlined_subroutine_die): Call it.
241 (maybe_emit_file, init_file_table): Add comments.
242 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
244 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
245 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
246 * tree.h (BLOCK_SOURCE_LOCATION): New.
247 (struct tree_block): New field locus.
249 2005-07-26 Andreas Schwab <schwab@suse.de>
251 PR rtl-optimization/23043
252 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
253 when allocating a struct unoccr.
255 2005-07-25 Richard Henderson <rth@redhat.com>
258 * tree-complex.c (gate_no_optimization): True if errors.
259 * Makefile.in (tree-complex.o): Update dependencies.
261 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
263 * config/frv/predicates.md (integer_register_operand): Use
266 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
269 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
271 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
273 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
275 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
276 types when flag_unsafe_math_optimizations is true.
278 2005-07-25 Mark Mitchell <mark@codesourcery.com>
280 * gcc.c (option_map): Add --sysroot.
281 (process_command): Handle --sysroot.
282 (display_help): Document it.
283 * doc/cppopts.tex (-isysroot): Document.
284 * doc/invoke.texi (--sysroot): Document.
285 * doc/install.texi (--with-build-sysroot): Document.
287 * Makefile.in (inhibit_libc): New variable.
288 (INHIBIT_LIBC_CFLAGS): Likewise.
289 (LIBGCC2_CFLAGS): Include
290 $(INHIBIT_LIBC_CFLAGS).
291 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
292 ($(T)crtbegin.o): Do not use @inhibit_libc@.
293 ($(T)crtend.o): Likewise.
294 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
295 ($(T)crtendS.o): Likewise.
296 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
297 ($(T)crtendT.o): Likewise.
298 (stmp-fixinc): Do not complain about missing headers if
300 * configure.ac (inhibit_libc): Set it to true/false.
301 (--with-build-sysroot): New option. Use it to set
303 * configure: Regenerated.
305 2005-07-25 Manfred Hollstein <mh@suse.com>
307 * calls.c (store_one_arg): Fix unsigned comparison warning.
309 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
312 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
313 (ggc_print_statistics): Initialize variable before use.
315 2005-07-25 Richard Guenther <rguenther@suse.de>
317 * tree-dfa.c (mark_new_vars_to_rename): Protect against
318 calling with a PHI_NODE argument.
320 * tree-flow-inline.h (overlap_subvar): Protect against
323 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
325 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
326 * configure: Regenerate.
328 2005-07-25 Ira Rosen <irar@il.ibm.com>
330 * expr.c (highest_pow2_factor): Make extern.
331 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
332 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
333 record_array_differ_p, array_ptr_differ_p): Likewise.
334 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
335 additional cases. Call the above functions.
336 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
337 base_object_differ_p when there are two base objects. Otherwise, compare
338 base address and offset. Call may_alias_p.
339 (dump_data_reference): Use a correct field name.
340 (analyze_array): Make static. Initialize new data-ref fields.
341 (analyze_indirect_ref): New function.
342 (init_data_ref): Initialize new data-ref fields.
343 (strip_conversion): Moved from tree-vect-analyze.c.
344 (analyze_offset_expr, get_ptr_offset, address_analysis,
345 object_analysis): Likewise.
346 (analyze_offset): New function.
347 (create_data_ref): Likewise.
348 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
349 dimensions for ARRAY_REFs only.
350 (build_classic_dist_vector): Make static.
351 (access_functions_are_affine_or_constant_p): Call macro to get the
352 address of access functions.
353 (compute_all_dependences): Add new parameter
354 compute_self_and_read_read_dependences. Compute self and read-read
355 dependences if it is true.
356 (find_data_references_in_loop): Call create_data_ref. Initialize new
358 (compute_data_dependences_for_loop): Add new parameter
359 compute_self_and_read_read_dependences. Remove parameter nb_loops,
360 compute nb_loops. Call compute_all_dependences,
361 build_classic_dist_vector and build_classic_dir_vector with correct
363 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
364 with correct parameters. Compare dimensions for ARRAY_REFs only.
365 (free_data_refs): Call macro to free access functions.
366 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
367 fields from stmt_vinfo.
368 (struct base_object_info): New structure.
369 (struct data_reference): Move fields to base_object_info. Add fields
370 first_location and object_info for above structures. Move fields from
371 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
372 aligned_to. Add macros to access the new fields.
373 Update functions declarations.
374 * tree-flow.h (is_aliased_with): Declare.
375 * tree-loop-linear.c (linear_transform_loops): Call
376 compute_data_dependences_for_loop with correct parameters.
377 * tree-ssa-alias.c (is_aliased_with): New function.
378 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
379 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
380 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
381 vect_base_addr_differ_p, compute_subscript_distance and
382 build_classic_dist_vector. Add printings. Check absolute value of
384 (vect_analyze_data_ref_dependences): Go through ddrs instead of
386 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
387 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
388 to bytes. Add printing.
389 (vect_compute_data_refs_alignment): Go through loads and stores in one
391 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
392 vect_analyze_data_ref_access): Likewise.
393 (vect_analyze_pointer_ref_access): Remove.
394 (vect_address_analysis, vect_object_analysis): Likewise.
395 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
396 and analyze data-refs in the loop.
397 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
398 fields of data-ref instead of stmt. Add init to the offset from the
400 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
401 (vect_update_init_of_dr): Likewise.
402 (vect_update_inits_of_drs): Go through loads and stores in one loop.
403 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
405 (new_loop_vec_info): Initialize new fields.
406 (destroy_loop_vec_info): Free new fields.
407 (vect_strip_conversion): Remove.
408 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
409 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
410 datarefs. Add new field ddrs.
411 Add macros for the new fields access.
412 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
413 base_aligned_p, misalignment, memtag, ptr_info and subvars.
415 * tree.h (highest_pow2_factor): Declare.
417 2005-07-25 Jakub Jelinek <jakub@redhat.com>
419 * calls.c (store_one_arg): Check for sibling call MEM arguments
420 from already clobbered incoming argument area.
422 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
424 * c-common.c (check_missing_format_attribute): New.
425 * c-common.h (check_missing_format_attribute): Likewise.
426 * c-typeck.c (convert_for_assignment): Use it.
428 2005-07-24 Andreas Schwab <schwab@suse.de>
430 * config/m68k/m68k.md ("extendqidi2"): When source is an address
431 register use a word move. Correct operand of ext.w in 68000 code.
433 2005-07-23 Mark Mitchell <mark@codesourcery.com>
435 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
436 variables as declarations, rather than definitions.
438 2005-07-24 Ira Rosen <irar@il.ibm.com>
440 PR tree-optimization/22526
441 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
444 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
446 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
447 that C99 reserve for future use. Use it to define clog10,
450 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
452 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
453 * configure.ac: Check for -Wmissing-format-attribute.
455 * configure: Regenerate.
457 2005-07-23 Richard Henderson <rth@redhat.com>
459 PR tree-optimization/22623
460 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
462 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
465 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
467 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
469 * Makefile.in (C_TREE_H): Update dependencies.
470 * c-tree.h: Include toplev.h.
471 * diagnostic.h (diagnostic_set_info): Add format attribute.
472 * rtl-error.c (diagnostic_for_asm): Likewise.
474 2005-07-23 Chao-ying Fu <fu@mips.com>
476 * config/mips/mips-dsp.md: New file.
477 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
478 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
480 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
481 MIPS_BUILTIN_BPOSGE32.
482 (mips_expand_builtin_direct): Add one parameter to indicate that
483 builtin functions need to return a value.
484 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
486 (mips_regno_to_class): Add classes for 12 new DSP registers.
487 (mips_subword): Change to check four HI registers.
488 (mips_output_move): Output move to and from 6 new DSP accumulators.
489 (override_options): Make sure -mdsp and -mips16 are not used together.
490 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
492 (mips_conditional_register_usage): Disable 6 new DSP accumulators
494 (print_operand): Add 'q' for printing DSP accumulators.
495 (mips_cannot_change_mode_class): Check ACC_REGS.
496 (mips_secondary_reload_class): Check ACC_REGS.
497 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
498 (mips_register_move_cost): Check ACC_REGS.
499 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
500 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
501 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
502 (dsp_bdesc): New array.
503 (bdesc_arrays): Add DSP builtin function table.
504 (mips_prepare_builtin_arg): Check predicate again after
506 (mips_expand_builtin): Add one more parameter to
507 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
508 MIPS_BUILTIN_BPOSGE32.
509 (mips_init_builtins): Initialize new function types.
510 (mips_expand_builtin_direct): Check if builtin functions need to
511 return a value and pass operands properly.
512 (mips_expand_builtin_bposge): New function.
513 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
514 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
515 (FIRST_PSEUDO_REGISTER): Increase to 188.
516 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
517 Update for 12 new DSP registers.
518 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
519 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
520 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
521 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
522 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
523 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
524 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
525 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
526 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
527 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
528 (REGISTER_NAMES): Add names for 12 new DSP registers.
529 * config/mips/mips.md: Include mips-dsp.md.
530 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
531 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
532 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
533 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
534 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
535 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
536 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
537 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
538 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
539 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
540 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
541 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
542 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
543 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
544 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
545 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
546 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
547 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
548 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
549 (UNSPEC_RDDSP): New constants.
550 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
551 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
553 * config/mips/mips.opt (-mdsp): New option.
554 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
555 (reg_imm10_operand): New predicates.
556 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
557 * doc/invoke.texi (-mdsp): Document new option.
559 2005-07-22 DJ Delorie <dj@redhat.com>
561 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
563 * tree-inline.c (inlinable_function_p): Likewise.
565 2005-07-22 Mark Mitchell <mark@codesourcery.com>
568 * toplev.c (check_global_declarations): Do not mark undefined
569 variables as DECL_IGNORED_P.
570 * varasm.c (first_global_object_name): GTY it.
571 (weak_global_object_name): Likewise.
572 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
573 a string to go into {weak,first}_global_object_name.
575 2005-07-22 DJ Delorie <dj@redhat.com>
577 * c-format.c (check_function_format): Change warning control
578 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
580 2005-07-22 Diego Novillo <dnovillo@redhat.com>
582 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
583 &PTR->FLD a dereference of PTR.
584 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
585 a potential dereference of PTR.
587 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
589 PR rtl-optimization/20370
590 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
591 call allocate_reg_info if necessary.
593 PR rtl-optimization/21848
594 * calls.c (emit_library_call_value_1): For const functions, add
595 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
597 PR rtl-optimization/22445
598 * cselib.c (target.h): Include.
599 (rtx_equal_for_cselib_p): Allow commutative matches.
600 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
601 Remove MODE parameter. Changed all callers.
603 PR rtl-optimization/22258
604 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
606 (try_combine): Use likely_spilled_retval_p.
608 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
610 * config.gcc: Add crx-elf support.
612 * doc/contrib.texi: Mention crx.
613 * doc/extend.texi: Document crx extensions.
614 * doc/install.texi: Document crx install.
615 * doc/invoke.texi: Document crx options.
616 * doc/md.texi: Document crx constraints.
618 * config/crx/crx-protos.h: New file.
619 * config/crx/crx.c: New file.
620 * config/crx/crx.h: New file.
621 * config/crx/crx.md: New file.
622 * config/crx/crx.opt: New file.
623 * config/crx/t-crx: New file.
625 2005-07-22 Manfred Hollstein <mh@suse.com>
627 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
629 (int_add_graph_edge): Likewise.
630 (collapse_nodes): Likewise.
631 (process_unification_queue): Likewise.
633 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
634 Laurent GUERBY <laurent@guerby.net>
636 PR tree-optimization/22336
637 * function.c (record_block_change): Check for
638 cfun->ib_boundaries_block.
640 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
642 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
643 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
645 2005-07-21 DJ Delorie <dj@redhat.com>
647 * toplev.c (warn_deprecated_use): Add warning control to warning
649 * c-typeck.c (parser_build_binary_op): Likewise.
650 (c_finish_if_stmt): Likewise.
651 * c-common.c (check_function_sentinel): Likewise.
652 (check_nonnull_arg): Likewise.
654 2005-07-21 Richard Henderson <rth@redhat.com>
657 * tree-complex.c (complex_ssa_name_components): New.
658 (cvc_lookup): Allow entry not found.
659 (create_components): Remove.
660 (create_one_component_var, get_component_var): New.
661 (get_component_ssa_name, set_component_ssa_name): New.
662 (extract_component): Use get_component_ssa_name.
663 (update_complex_components): Use set_component_ssa_name.
664 (update_complex_components_on_edge): Likewise.
665 (update_phi_components): Create new PHI nodes directly, instead
666 of adding insns to edges.
667 (tree_lower_complex): Allocate and free complex_variable_components
668 and complex_ssa_name_components here.
670 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
672 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
673 revert to returning false.
675 2005-07-21 Uros Bizjak <uros@kss-loka.si>
678 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
680 2005-07-21 Uros Bizjak <uros@kss-loka.si>
683 * config/i386/i386.md (cmpxf): Change operand constraints
684 to "nonmemory_operand".
686 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
688 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
690 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
693 * fold-const.c (fold_build1): Add checksum for the operands.
694 (fold_build2): Likewise.
695 (fold_build3): Likewise.
697 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
700 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
702 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
704 * common.opt (-fforward-propagate): Committed by mistake,
707 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
709 * reg-stack.c: Fix comment typo(s).
710 * tree-ssa-operands.c: Likewise.
711 * tree-vectorizer: Likewise.
713 2005-07-21 Nick Clifton <nickc@redhat.com>
715 * config/sh/symbian.c: Replace C++ style line comments with C
717 (symbian_add_attribute): Do not use a ? operator on the LHS of
719 (sh_symbian_handle_dll_attribute): Change the type of the
720 method vector to "VEC(tree,gc)*" and use vector accessor
721 macros to walk over the elements.
722 (symbian_export_vtable_and_rtti_p): Likewise.
723 (symbian_class_needs_attribute_p): Likewise.
725 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
728 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
729 initialize targetm.resolve_overloaded_builtin here.
730 (altivec_expand_overloaded_builtin): Make it non-static.
731 * config/rs6000/rs6000-protos.h
732 (altivec_expand_overloaded_builtin): New prototype.
733 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
734 targetm.resolve_overloaded_builtin here.
735 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
737 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
738 Zdenek Dvorak <dvorakz@suse.cz>
740 PR tree-optimization/19210
741 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
743 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
744 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
745 rely on unproven assumptions.
746 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
747 * tree-flow.h (number_of_iterations_exit): Add final parameter.
748 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
749 to number_of_iterations_exit.
750 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
751 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
752 * tree-ssa-loop-niter.c (find_loop_niter,
753 estimate_numbers_of_iterations_loop): Likewise.
754 (number_of_iterations_exit): Honor the new options.
755 * doc/invoke.texi (Wunsafe-loop-optimizations,
756 funsafe-loop-optimizations): Document them.
758 2005-07-21 Richard Sandiford <richard@codesourcery.com>
760 PR rtl-optimization/22167
761 * gcse.c (hoist_code): Fix hoist_exprs[] check.
763 2005-07-20 Adam Nemet <anemet@lnxw.com>
765 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
766 __do_global_dtors_aux longcall.
768 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
770 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
771 (old_special_pred_table): Don't reference
772 SPECIAL_MODE_PREDICATES.
773 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
774 * config/arc/arc.h: Don't mention PREDICATE_CODES.
775 * config/sh/predicates.h: Don't mention
776 SPECIAL_MODE_PREDICATES.
777 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
780 2005-07-20 DJ Delorie <dj@redhat.com>
782 * config.gcc: Add m32c-elf support.
784 * doc/contrib.texi: Mention m32c.
785 * doc/extend.texi: Document m32c extensions.
786 * doc/install.texi: Mention m32c.
787 * doc/invoke.texi: Document m32c options.
788 * doc/md.texi: Document m32c constraints.
790 * config/m32c/addsub.md: New file.
791 * config/m32c/bitops.md: New file.
792 * config/m32c/cond.md: New file.
793 * config/m32c/jump.md: New file.
794 * config/m32c/m32c-lib1.S: New file.
795 * config/m32c/m32c-lib2.c: New file.
796 * config/m32c/m32c-modes.def: New file.
797 * config/m32c/m32c-pragma.c: New file.
798 * config/m32c/m32c-protos.h: New file.
799 * config/m32c/m32c.abi: New file.
800 * config/m32c/m32c.c: New file.
801 * config/m32c/m32c.h: New file.
802 * config/m32c/m32c.md: New file.
803 * config/m32c/m32c.opt: New file.
804 * config/m32c/minmax.md: New file.
805 * config/m32c/mov.md: New file.
806 * config/m32c/muldiv.md: New file.
807 * config/m32c/predicates.md: New file.
808 * config/m32c/prologue.md: New file.
809 * config/m32c/shift.md: New file.
810 * config/m32c/t-m32c: New file.
812 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
814 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
815 (stack_protect_set, stack_protect_test): New expanders.
816 (stack_protect_set_si, stack_protect_set_si_media,
817 stack_protect_set_di_media, stack_protect_test_si,
818 stack_protect_test_si_media, stack_protect_test_di_media):
821 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
823 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
825 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
827 * tree.h (tree_expr_nonzero_p): Export.
828 * fold-const.c (tree_expr_nonzero_p): Likewise.
829 Return true for CALL_EXPRs that are alloca calls.
830 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
832 * tree-flow.h (expr_computes_nonzero): Remove.
833 * tree-vrp.c (expr_computes_nonzero): Remove.
834 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
835 (extract_range_from_unary_expr): Likewise.
836 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
839 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
841 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
842 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
843 extra arg "picreg" and use it instead of pic_offset_table_rtx.
845 (frame_related_constant_load): New arg "related" which controls
846 setting of RTX_FRAME_RELATED_P. All callers changed.
847 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
848 (bfin_expand_prologue): Add stack limit checking.
849 * config/bfin/bfin.md (trapifcc): New pattern.
851 * config/bfin/bfin.c: Include "langhooks.h".
852 (def_builtin): Go through lang_hooks to call builtin_function.
854 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
855 * config/bfin/predicates.md (symbol_ref_operand): New.
856 (call_insn_operand): Delete. All callers changed to use
857 register_no_elim_operand.
858 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
860 (function_arg): Use it to generate the call's operand 2.
861 (bfin_longcall_p): New function.
862 (bfin_expand_call): Extra arg "cookie". All callers and declaration
863 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
864 determine if the address needs to be in a REG.
865 (bfin_handle_longcall_attribute): New function.
866 (bfin_attribute_table): Add "longcall" and "shortcall".
867 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
868 (CUMULATIVE_ARGS): New member call_cookie.
869 (PREDICATE_CODES): Add symbol_ref_operand.
870 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
871 extra USE to the pattern.
872 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
873 New patterns, split off call_insn, sibcall_insn, call_value_insn and
874 sibcall_value_insn; now the new patterns handle direct calls and the
875 old ones indirect calls.
876 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
878 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
880 * doc/trouble.texi: Update section on handling of empty loops.
882 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
884 * config.gcc: Remove support for sparc-*-openbsd*,
885 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
887 * config.host: Remove support for i860-*-sysv4* as a host.
888 * config/i860/*, config/ip2k/*, config/ns32k/*,
889 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
890 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
891 mention obsolete ports.
893 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
895 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
897 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
898 of frame_pointer_rtx.
899 (sh_expand_epilogue): Likewise.
900 (sh_set_return_address): Likewise.
901 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
902 instead of FRAME_POINTER_REGNUM if needed. Add elimination
903 offsets from FRAME_POINTER_REGNUM.
904 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
905 (sh_register_names): Add initializer for sfp.
906 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
907 (VALID_REGISTER_P): Likewise.
908 (FIRST_PSEUDO_REGISTER): Update.
909 (DWARF_FRAME_REGISTERS): Define.
910 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
911 (HARD_FRAME_POINTER_REGNUM): Define.
912 (FRAME_POINTER_REGNUM): Redefine.
913 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
914 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
915 from FRAME_POINTER_REGNUM.
916 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
917 FRAME_POINTER_REGNUM.
918 (REG_CLASS_CONTENTS): Add sfp.
919 (REG_ALLOC_ORDER): Likewise.
920 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
921 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
922 of frame_pointer_rtx.
923 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
925 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
927 * fold-const.c (tree_expr_nonnegative_p): Only return true for
928 ABS_EXPR when flag_wrapv is false because of INT_MIN.
929 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
931 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
934 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
936 Make CONSTRUCTOR use VEC to store initializers.
937 * c-common.c (complete_array_type): Update to cope with VEC in
939 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
940 (pp_c_constructor_elts): New function.
941 * c-pretty-print.h (pp_c_constructor_elts): Declare.
942 * c-typeck.c (build_function_call, build_c_cast, digest_init,
943 struct constructor_stack, struct initializer_stack,
944 constructor_elements, push_init_level, pop_init_level,
945 add_pending_init, find_init_member, output_init_element): Update to
946 cope with VEC in CONSTRUCTOR_ELTS.
947 * coverage.c (build_fn_info_value, build_ctr_info_value,
948 build_gcov_info): Likewise.
949 * expr.c (categorize_ctor_elements_1, store_constructor,
950 expand_expr_real_1): Likewise.
951 * fold-const.c (fold_ternary): Likewise.
952 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
953 gimplify_init_constructor, gimplify_expr): Likewise.
954 * tree-dump.c (dequeue_and_dump): Likewise.
955 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
957 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
959 * tree-sra.c (generate_element_init_1): Likewise.
960 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
961 * tree-ssa-operands.c (get_expr_operands): Likewise.
962 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
963 * tree-vect-transform.c (vect_get_vec_def_for_operand):
964 (get_initial_def_for_reduction): Likewise.
965 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
966 value handle in annotations.
967 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
968 tree_node_structure): Add support for constr_kind.
969 (build_vector_from_ctor, build_constructor_single,
970 build_constructor_from_list): New functions.
971 (build_constructor): Update to take a VEC instead of a TREE_LIST.
972 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
973 Update to cope with VEC in CONSTRUCTOR_ELTS.
974 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
975 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
976 CONSTRUCTOR_APPEND_ELT): New macros.
977 (struct constructor_elt, struct tree_constructor): New data types.
978 (union tree_node): Add tree_constructor field.
979 * treestruct.def: Define TS_CONSTRUCTOR.
980 * varasm.c (const_hash_1, compare_constant, copy_constant,
981 compute_reloc_for_constant, output_addressed_constants,
982 initializer_constant_valid_p, output_constant,
983 array_size_for_constructor, output_constructor): Update to cope with
984 VEC in CONSTRUCTOR_ELTS.
985 * vec.h (VEC_empty, VEC_copy): New macros.
987 2005-07-19 Devang Patel <dpatel@apple.com>
989 * dbxout.c (dbxout_type): Check Objective-C++ lang.
991 2005-07-19 Richard Henderson <rth@redhat.com>
994 * gimplify.c (gimplify_expr): Use main variant type for the temp
995 destination for a discarded volatile read.
996 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
997 casts between non-void types that change volatility.
999 2005-07-15 DJ Delorie <dj@redhat.com>
1001 * toplev.h: Add comment about the first parameter for warning().
1002 * errors.h: Likewise.
1004 * c.opt (Wpragmas): New.
1005 * doc/invoke.texi: Document it.
1007 * function.c (do_warn_unused_parameter): Add warning control to
1009 * c-decl.c (warn_if_shadowing): Likewise.
1010 * c-lex.c (cb_def_pragma): Likewise.
1011 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1012 (pop_alignment): Likewise.
1013 (handle_pragma_pack): Likewise.
1014 (apply_pragma_weak): Likewise.
1015 (handle_pragma_weak): Likewise.
1016 (handle_pragma_redefine_extname): Likewise.
1017 (add_to_renaming_pragma_list): Likewise.
1018 (handle_pragma_extern_prefix): Likewise.
1019 (maybe_apply_renaming_pragma): Likewise.
1020 (handle_pragma_visibility): Likewise.
1022 * config/c4x/c4x-c.c (BAD): Likewise.
1023 (c4x_parse_pragma): Likewise.
1024 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1025 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1026 (rs6000_pragma_longcall): Likewise.
1027 * config/v850/v850-c.c (pop_data_area): Likewise.
1028 (ghs_pragma_section): Likewise.
1029 (ghs_pragma_section): Likewise.
1030 (ghs_pragma_interrupt): Likewise.
1031 (ghs_pragma_starttda): Likewise.
1032 (ghs_pragma_startsda): Likewise.
1033 (ghs_pragma_startzda): Likewise.
1034 (ghs_pragma_endtda): Likewise.
1035 (ghs_pragma_endsda): Likewise.
1036 (ghs_pragma_endzda): Likewise.
1038 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1039 Kenneth Zadeck <zadeck@naturalbridge.com>
1041 * Makefile.in: Removed tree-promote-statics.c
1042 * tree-promote-statics.c: Removed.
1043 * common.opt: Removed flag-promote-statics.
1045 * passes.c: Removed tree-promote-statics pass.
1046 * tree-pass.h: Ditto.
1047 * timevar.def: Removed TV_PROMOTE_STATICS.
1050 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1052 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1054 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1056 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1059 * c-common.c (check_function_arguments): Call
1060 'check_function_format' if either -Wformat or
1061 -Wmissing-format-attribute are specified.
1062 * c-format.c (check_function_format): Check -Wformat before
1063 calling 'check_format_info'.
1064 * c-opts.c (c_common_post_options): Don't warn for
1065 -Wmissing-format-attribute without -Wformat.
1066 * c-typeck.c (convert_for_assignment): Detect additional cases for
1067 -Wmissing-format-attribute.
1068 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1071 2005-07-19 Richard Guenther <rguenther@suse.de>
1073 * config/i386/i386.md (lrint<mode>2): Use temporary
1074 instead of clobbering non-existent memory.
1076 2005-07-19 Nick Clifton <nickc@redhat.com>
1078 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1079 statement to avoid displaying ASCII control characters.
1081 2005-07-19 Ben Elliston <bje@au.ibm.com>
1083 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1084 * cfganal.c (find_edge_index): Ditto.
1085 * combine.c (combine_instructions): Ditto.
1086 * ddg.c (create_scc): Ditto.
1087 (find_successors): Ditto.
1088 (find_predecessors): Ditto.
1089 (find_nodes_on_paths): Ditto.
1090 (longest_simple_path): Ditto.
1091 * flow.c (update_life_info): Ditto.
1092 (count_or_remove_death_notes): Ditto.
1093 (clear_log_links): Ditto.
1094 * modulo-sched.c (generate_reg_moves): Ditto.
1095 (find_max_asap): Ditto.
1096 (find_max_hv_min_mob): Ditto.
1097 (find_max_dv_min_mob): Ditto.
1098 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1099 * sched-rgn.c (extract_edgelst): Ditto.
1100 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1101 (dump_update_ssa): Ditto.
1102 (ssa_names_to_replace) Ditto.
1103 (switch_virtuals_to_full_rewrite): Ditto.
1104 (update_ssa): Ditto.
1105 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1107 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1109 Fix PR tree-optimization/22483
1111 * tree-complex.c (create_components): Use
1112 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1113 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1114 * tree-flow.h (safe_referenced_var_iterator): New structure.
1115 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1116 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1117 safe_referenced_var iterator.
1118 (add_type_alias): Ditto.
1120 2005-07-19 Steven Bosscher <stevenb@suse.de>
1122 * loop-init.c (rest_of_handle_loop2): Remove.
1123 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1124 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1125 (pass_rtl_loop_init, pass_rtl_loop_done,
1126 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1127 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1128 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1129 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1130 pass_tree_loop_done, and pass_tree_unswitch.
1131 (gate_loop): Rename to gate_tree_loop.
1132 * passes.c (init_optimization_passes): Update for renamed tree
1133 loop passes. Add the new loop2 passes as subpasses of loop2.
1134 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1135 Update for the renamed tree loop passes.
1137 2005-07-18 Ian Lance Taylor <ian@airs.com>
1140 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1141 blocks when optimizing.
1143 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1145 * common.opt (frename-registers): Initialize to 2.
1147 (fgcse-after-reload): Ditto.
1148 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1149 (process_options): Only change flag_web, flag_rename_registers,
1150 and flag_rerun_cse_after_loop if not explicitly set by user.
1152 2005-07-18 Jan Beulich <jbeulich@novell.com>
1154 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1155 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1156 in 64-bit mode the same as DImode in 32-bit mode.
1157 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1158 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1159 mode. Add new mode parameter.
1160 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1161 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1162 x86_64_shift_adj): New expanders.
1163 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1164 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1166 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1167 DImode shift splitters.
1168 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1169 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1172 2005-07-18 Jan Beulich <jbeulich@novell.com>
1174 * i386.md (movdi_extzv_1): New.
1175 (zero_extendhidi2): Combine alternatives and never force use of
1177 (zero_extendqidi2): Likewise. Don't restrict input selection.
1179 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1181 Fix PR tree-optimization/22531
1182 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1185 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1187 * tree-promote-statics.c (pass_promote_statics): Change dump file
1190 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1192 * tree-optimize.c (init_tree_optimization_passes): Add
1193 pass_eliminate_useless_stores pass.
1194 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1195 * tree-ssa-pre.c (is_copy_stmt): New function.
1196 (follow_copies_till_vuse): Ditto.
1197 (do_eustores): Ditto.
1198 (gate_eustores): Ditto.
1200 2005-07-16 Richard Henderson <rth@redhat.com>
1202 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1204 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1205 Kenneth Zadeck <zadeck@naturalbridge.com>
1207 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1208 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1209 ipa-type-escape.h, tree-promote-statics.c
1210 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1211 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1212 tree-promote-statics.c: new files.
1213 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1214 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1215 int nonlocal_set_p, mark_constant_function): Deleted.
1216 (rest_of_handle_cfg): Removed call to mark_constant_function.
1217 (nonoverlapping_component_refs_p): Added calls to support
1218 type based aliasing.
1219 * tree-ssa-alias.c (may_alias_p,
1220 compute_flow_insensitive_aliasing): Ditto.
1221 * calls.c (flags_from_decl_or_type): Removed reference to
1223 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1224 too many arguments. This is necessary for Spec 2000.
1225 * cgraph.h (const_function, pure_function): Removed.
1226 * common.opt: Added "fipa-pure-const", "fipa-reference",
1227 "fipa-type-escape", and "ftree-promote-static".
1229 * passes.c: Added ipa and tree-promote-statics passes.
1230 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1231 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1232 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1233 * tree-flow.h: Added exposed sra calls and addition of
1234 reference_vars_info field for FUNCTION_DECLS.
1235 * tree-pass.h: Added passes.
1236 * tree-sra.c: (sra_init_cache): New function.
1237 (sra_insert_before, sra_insert_after) Made public.
1238 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1240 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1241 aliasing. (may_alias_p): Added code to use type escape analysis to
1243 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1244 code to prune clobbers of static variables based on information
1245 produced in ipa-reference pass. Changed call clobbering so that
1246 statics are not marked as clobbered if the call does not clobber
1249 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1251 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1254 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1256 * doc/install.texi (*-*-solaris2*): Document recommended version
1257 of GNU binutils and mention GNU linker problem on Solaris 10.
1259 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1262 * c-decl.c (c_build_bitfield_integer_type): New function.
1263 (finish_struct): Call it.
1264 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1266 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1271 2005-07-16 Jan Hubicka <jh@suse.cz>
1273 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1274 (scale_bbs_frequencies_int): Watch roundoff errors.
1275 * predict.c (return_prediction): Initialize return_stmt.
1277 2005-07-16 Jan Hubicka <jh@suse.cz>
1279 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1280 after RTL profiling.
1282 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1285 * fold-const.c (build_range_check): Convert high/low to etype
1286 if we are only comparing against exp.
1288 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1290 Fix PR tree-optimization/22376
1291 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1293 (need_to_solve): New function.
1294 (compute_points_to_sets): Use it.
1296 2005-07-15 Jan Hubicka <jh@suse.cz>
1298 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1299 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1301 2005-07-15 Richard Guenther <rguenther@suse.de>
1303 * c-common.c (handle_flatten_attribute): New function.
1304 Add flatten function attribute.
1305 * doc/extend.texi: Document flatten function attribute.
1306 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1307 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1309 (cgraph_decide_inlining): Handle functions with flatten
1312 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1314 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1315 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1316 UNSPEC_XCHG, UNSPEC_AND): New.
1317 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1318 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1319 * config/rs6000/sync.md (FETCHOP): New code macro.
1320 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1322 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1323 (sync_compare_and_swap<mode>): Same.
1324 (sync_lock_test_and_set<mode>): Same.
1325 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1326 for QImode and HImode, and not PPC405.
1327 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1328 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1329 (sync_<fetchop>{si,di}_internal): New.
1330 (sync_nand{si,di}_internal): New.
1331 (sync_old_<fetchop>{si,di}_internal): New.
1332 (sync_old_nand{si,di}_internal): New
1333 (sync_new_<fetchop>{si,di}_internal): New.
1334 (sync_new_nand{si,di}_internal): New.
1335 (atomic_and{si,di}): New.
1336 (sync_new_nand{si,di}_internal): New.
1337 (atomic_and{si,di}): New.
1338 (sync_add<mode>_internal): Delete.
1339 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1340 (sync_sub<mode>_internal): Delte.
1341 (sync_subshort_internal): New.
1342 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1343 (sync_anddi_internal): Delete.
1344 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1345 (sync_booldi_internal): Delete.
1346 (sync_boolc<mode>_internal): Delete.
1347 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1348 (sync_boolc<mode>_internal2): Delete.
1349 (sync_boolcc<mode>_internal): Delete.
1350 (isync, lwsync): Use unspec instead of unspec_volatile.
1351 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1352 Revert UNSPEC_VOLATILE.
1353 (rs6000_split_atomic_op): New.
1354 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1356 2005-07-14 Eric Christopher <echristo@redhat.com>
1358 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1359 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1361 2005-07-14 Eric Christopher <echristo@redhat.com>
1363 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1365 2005-07-14 Steven Bosscher <stevenb@suse.de>
1367 PR tree-optimization/22230
1368 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1369 the computation of the four cross productions for "range op range".
1371 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1372 Ulrich Weigand <uweigand@de.ibm.com>
1375 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1378 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1380 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1382 2005-07-14 Steve Ellcey <sje@cup.hp.com>
1384 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1386 2005-07-14 Richard Guenther <rguenther@suse.de>
1389 * config/i386/i386-protos.h (ix86_function_value): Change
1390 prototype to match new target hook.
1391 * config/i386/i386.c (ix86_value_regno): Change prototype
1392 to take extra type argument.
1393 (TARGET_FUNCTION_VALUE): Define.
1394 (ix86_function_ok_for_sibcall): Pass extra argument to
1395 ix86_value_regno, check return slot rtx for exact match.
1396 (ix86_function_value): Take extra parameter. Dispatch to
1397 ix86_value_regno with fndecl/fntype as provided.
1398 (ix86_value_regno): Handle extra type argument.
1399 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1401 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1402 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1403 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1404 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1405 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1407 2005-07-14 Richard Guenther <rguenther@suse.de>
1409 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1410 * calls.c (expand_call): Pass fntype to hard_function_value.
1411 (emit_library_call_value_1): Likewise.
1412 * explow.c: Include target.h.
1413 (hard_function_value): Take extra argument, the fntype.
1414 Use new target hook for function_value.
1415 * expr.h (hard_function_value): Change prototype.
1416 * function.c (aggregate_value_p): Pass 0 as fntype to
1417 hard_function_value.
1418 (assign_parms): Use new target hook for function_value.
1419 Pass 0 as fntype to hard_function_value.
1420 (expand_function_end): Likewise.
1421 * reg-stack.c: Include target.h.
1422 (stack_result): Use new target hook for function_value.
1423 * target-def.h: New target hook function_value.
1424 * target.h: Likewise.
1425 * targhooks.c (default_function_value): New function.
1426 * targhooks.h (default_function_value): Declare.
1428 2005-07-13 Ian Lance Taylor <ian@airs.com>
1430 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1432 2005-07-14 Jan Hubicka <jh@suse.cz>
1434 * tree-dfa.c (dump_variable): Use default_def function.
1435 * tree-ssa-alias.c (dump_points_to_info): Likewise.
1436 * tree-ssa.c (verify_use): Likewise.
1437 * tree-ssanames.c (release_ssa_name): Likewise.
1438 * tree-tailcall.c (eliminate_tail_call): Likewise.
1439 (tree_optimize_tail_calls_1): Likewise.
1440 * tree-vrp.c (get_value_range): Likewise.
1442 2005-07-14 Ben Elliston <bje@au.ibm.com>
1444 * gcc.c (main): Compare language[0] with '*' when iterating over
1447 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1449 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1450 "s390_emit_compare". Add handling of CCZ1mode.
1451 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1452 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1454 (s390_branch_condition_mask): Add CCZ1mode handling.
1455 * config/s390/s390.md: ("seq", "*seq"): New pattern.
1456 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1457 Use CCZ1mode instead of CCZmode.
1458 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
1460 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1462 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1464 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1466 2005-07-13 Eric Christopher <echristo@redhat.com>
1468 * config/mips/mips.c (mips_canonicalize_comparison): New.
1469 (mips_emit_int_relational): Use.
1471 2005-07-13 Eric Christopher <echristo@redhat.com>
1473 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1475 * config/s390/s390.md: Include tpf.md. Move tpf specific
1477 * config/s390/tpf.md: To here.
1478 * config/s390/s390.opt: Move tpf specific options...
1479 * config/s390/tpf.opt: to here. Add mmain option.
1480 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1481 * config/s390/tpf.h: Rewrite.
1483 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1485 * doc/tm.texi: Remove @xref{Cross-profiling}.
1487 2005-07-13 Jeff Law <law@redhat.com>
1489 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1490 expressions, test their _DECL operands for pointer equality rather
1491 than using operand_equal_p.
1493 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1495 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1496 (TARGET_POSIX_IO): This.
1497 * config/darwin.h: Likewise.
1498 * config/freebsd.h: Likewise.
1499 * config/linux.h: Likewise.
1500 * config/lynx.h: Likewise.
1501 * config/netbsd.h: Likewise.
1502 * config/rs6000/linux64.h: Likewise.
1503 * config/rs6000/linux.h: Likewise.
1504 * config/s390/tpf.h: Likewise.
1505 * config/sh/embed-elf.h: Likewise.
1506 * config/sparc/linux64.h: Likewise.
1507 * config/sparc/linux.h: Likewise.
1508 * config/svr4.h: Likewise.
1509 * gcov-io.h: Likewise.
1511 * doc/tm.texi: Updated.
1513 * libgcov.c (create_file_directory): Defined only if
1514 TARGET_POSIX_IO is defined.
1515 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1518 2005-07-13 Jan Hubicka <jh@suse.cz>
1520 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1522 2005-07-13 David Edelsohn <edelsohn@gnu.org>
1524 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1525 structure as argument.
1527 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
1529 PR tree-optimization/21921
1530 * tree-iterator.c (tsi_link_before): Support the case when
1531 tsi_end_p (tsi) == true.
1533 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1535 PR tree-optimization/22442
1536 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1539 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1541 PR rtl-optimization/20376
1542 * toplev.c (process_options): Enable -fweb and -frename-registers when
1544 * doc/invoke.texi: Update the information about when -fweb and
1545 -frename-registers are enabled.
1547 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1550 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1551 if *rhs_p is not a SSA_NAME.
1553 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
1555 Fix PR tree-optimization/22422
1556 * tree-ssa-structalias.c (struct variable_info): Add flag for
1558 (get_varinfo): Now a static function.
1559 (new_varinfo): init has_union and is_special_var to false.
1560 (solution_set_add): Check has_union.
1561 (do_da_constraint): Move temporary variable so it gets reset
1563 Also check for special variable.
1564 (do_ds_constraint): Ditto.
1565 (do_sd_constraint): Ditto.
1566 (do_structure_copy): Check for special variable.
1567 (find_func_aliases): Ditto.
1568 (init_base_vars): Set special vars properly.
1570 2005-07-13 Jan Hubicka <jh@suse.cz>
1572 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1575 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1576 (get_expr_operands): Fix thinko wrt flags and subvars.
1578 PR tree-optimize/22379
1579 * tree-inline.c (expand_call_inline): Do not output sorry in early
1582 2005-07-12 Dale Johannesen <dalej@apple.com>
1584 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
1586 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1589 * host-linux.h: Include limits.h.
1591 2005-07-12 Dale Johannesen <dalej@apple.com>
1593 * expr.c (compress_float_constant): Add cost check.
1594 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
1596 2005-07-12 Dale Johannesen <dalej@apple.com>
1598 * gcc.target/i386/compress-float-sse.c: New.
1599 * gcc.target/i386/compress-float-sse-pic.c: New.
1600 * gcc.target/i386/compress-float-387.c: New.
1601 * gcc.target/i386/compress-float-387-pic.c: New.
1602 * gcc.dg/compress-float-ppc.c: New.
1603 * gcc.dg/compress-float-ppc-pic.c: New.
1605 2005-07-12 Eric Christopher <echristo@redhat.com>
1607 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1609 * config/s390/s390.md: Include tpf.md. Move tpf specific
1611 * config/s390/tpf.md: To here.
1612 * config/s390/s390.opt: Move tpf specific options...
1613 * config/s390/tpf.opt: to here. Add mmain option.
1614 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1615 * config/s390/tpf.h: Rewrite.
1617 2005-07-12 Eric Christopher <echristo@redhat.com>
1619 * gcc.c (struct infile): Update comment for language.
1620 (main): Rewrite input file resetting code.
1622 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1625 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1626 requiring a cast in a non RHS of modify_expr. Add a cast when required.
1627 (lookup_avail_expr): Use constant_boolean_node instead
1628 of boolean_false_node/boolean_true_node.
1630 2005-07-12 Ben Elliston <bje@au.ibm.com>
1632 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1633 and use it when printing num_edges.
1635 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1637 * doc/extend.texi (Blackfin Built-in Functions): New section.
1638 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1641 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1643 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1644 s/cmpstrsi/cmpstrnsi
1645 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1647 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1648 (init_optabs): Initialize cmpstrn_optab.
1649 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1650 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1651 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1652 * config/i386/i386.md: s/cmpstr/cmpstrn
1653 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1654 * doc/md.texi: Update documentation.
1656 2005-07-11 Richard Henderson <rth@redhat.com>
1658 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1659 build_va_arg_indirect_ref.
1660 (alpha_gimplify_va_arg): Likewise.
1661 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1662 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1663 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1664 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1665 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1666 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1668 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1670 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1672 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1673 * passes.c (init_optimization_passes): Add pass_empty_loop.
1674 * tree-pass.h (pass_empty_loop): Declare.
1675 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1676 try_remove_empty_loop, remove_empty_loops): New functions.
1677 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1678 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1680 2005-07-12 Peter Barada <peter@the-baradas.com>
1684 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1685 in address registers.
1686 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1687 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1688 alternative of addsi3_5200.
1690 2005-07-11 Ian Lance Taylor <ian@airs.com>
1692 * config/mips/mips.md (ffs<mode>2): Remove.
1694 2005-07-11 Ian Lance Taylor <ian@airs.com>
1696 * doc/tree-ssa.texi (Cleanups): Improve description of
1698 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1700 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1702 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1703 * tree.h (DECL_ARGUMENT_FLD): New macro.
1705 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1707 Fix PR tree-optimization/22404
1709 * tree-ssa-structalias.c (create_variable_info_for): Use
1712 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1714 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1715 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1716 for second comparison operand.
1717 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1719 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1720 (define_insn_reservation "alu"): Likewise.
1721 (csync, ssync): Now of type sync.
1722 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1723 -mcsync-anomaly -mspecld-anomaly.
1724 * config/bfin/bfin.opt (mcsync): Remove.
1725 (mcsync-anomaly, mspecld-anomaly): Add.
1726 * config/bfin/bfin.c: Include "insn-codes.h".
1727 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1728 (TARGET_DEFAULT_TARGET_FLAGS): New.
1729 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1731 2005-07-11 Steven Bosscher <stevenb@suse.de>
1733 * basic-block.h: Give the BB flags enum a name, bb_flags.
1734 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1735 * cfgcleanup.c (enum bb_flags): Remove here.
1736 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1737 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1738 (update_forwarder_flag): Likewise.
1739 (thread_jump): Likewise.
1740 (try_forward_edges): Likewise.
1741 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1742 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1743 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1745 2005-07-11 Richard Guenther <rguenther@suse.de>
1747 * config/i386/i386.opt: New target option -msseregparm.
1748 * config/i386/i386.c (override_options): Error out for
1749 -msseregparm but no SSE support.
1750 (ix86_function_sseregparm): Check for global sseregparm.
1751 * doc/invoke.texi: Document -msseregparm.
1753 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1755 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1756 (m32rle-*-linux*): Ditto.
1758 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1760 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1761 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1764 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1768 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1769 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1771 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1773 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1774 (varmap): Heapify varmap.
1775 (constraints): Heapify constraints.
1776 (struct constraint_graph): Heapify succs and preds.
1777 (constraint_vec_find): Update for heapification.
1778 (constraint_set_union): Ditto.
1779 (insert_into_complex): Ditto.
1780 (constraint_edge_vec_find): Ditto.
1781 (erase_graph_self_edge): Ditto.
1782 (add_graph_edge): Ditto.
1783 (get_graph_weights): Ditto.
1784 (merge_graph_nodes): Ditto.
1785 (build_constraint_graph): Ditto.
1786 (topo_visit): Ditto.
1787 (solve_graph): Ditto.
1788 (create_variable_info_for): Ditto.
1789 (init_base_vars): Ditto.
1790 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1791 (condese_varmap_nodes): Free complex vector.
1792 (clear_edges_for_node): Clear succs and preds vector.
1794 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1796 * tree-ssa-structalias.c (update_alias_info): Change counting of
1797 references to not include vdefs.
1799 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1801 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1804 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1806 * pa.c (pa_commutative_p): Make PLUS commutative when
1807 TARGET_NO_SPACE_REGS is true.
1809 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1811 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1812 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1813 * tree-dfa.c (dump_subvars_for): New.
1814 (debug_subvars_for): New.
1815 (dump_variable): Show subvariables if VAR has them.
1816 * tree-flow-inline.h (get_subvar_at): New.
1817 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1818 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1820 (struct subvar): Change fields offset and size to unsigned
1822 (dump_subvars_for): Declare.
1823 (debug_subvars_for): Declare.
1824 (get_subvar_at): Declare.
1825 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1826 to unsigned HOST_WIDE_INT *.
1827 (overlap_subvar): Likewise.
1828 * tree-gimple.c (is_gimple_reg): Always return false for
1829 SFTs and memory tags.
1830 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1832 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1833 (compute_may_aliases): Call compute_points_to_sets.
1834 (collect_points_to_info_for): Remove.
1835 (compute_points_to_and_addr_escape): Remove.
1836 (delete_alias_info): Call delete_points_to_sets.
1837 (compute_flow_sensitive_aliasing): If the call to
1838 find_what_p_points_to returns false, call set_pt_anything.
1839 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1840 (set_pt_anything): Clear pi->pt_vars.
1841 (set_pt_malloc): Remove.
1842 (merge_pointed_to_info): Remove.
1843 (add_pointed_to_expr): Remove.
1844 (add_pointed_to_var): Remove.
1845 (collect_points_to_info_r): Remove.
1846 (is_escape_site): Make extern.
1848 (create_overlap_variables_for): Call it.
1849 * tree-ssa-copy.c (merge_alias_info): Never merge
1850 flow-sensitive alias information.
1851 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1852 offset and size to be unsigned HOST_WIDE_INT.
1853 (add_to_addressable_set): Rename from note_addressable.
1854 Set TREE_ADDRESSABLE as the variables are added to the set.
1856 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1857 operands into VUSEs when adding V_MAY_DEFs for members in an
1859 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1860 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1861 (struct variable_info): Add bitfield is_heap_var.
1862 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1863 (new_var_info): Initialize is_heap_var.
1864 (get_constraint_for): Add HEAP variables to the symbol table.
1865 Mark them with is_heap_var.
1866 (update_alias_info): New. Taken mostly from the old
1867 compute_points_to_and_addr_escape.
1868 (handle_ptr_arith): New.
1869 (find_func_aliases): Call update_alias_info.
1870 Call handle_ptr_info for tcc_binary expressions.
1871 Call mark_stmt_modified.
1872 (create_variable_info_for): If DECL has subvars, do not create
1873 variables for its subvars. Always add all the fields.
1874 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1875 SFTs, then add all the SFTs of the structure.
1876 If VI->DECL is an aggregate with subvariables, add the SFT at
1878 (find_what_p_points_to): If VI is an artificial variable,
1879 translate to bitfields in SSA_NAME_PTR_INFO.
1880 If the solution is empty, set pi->pt_vars to NULL
1881 (init_base_vars): Create ANYOFFSET.
1882 (compute_points_to_sets): Rename from create_alias_vars.
1884 (pass_build_pta): Remove.
1885 (delete_points_to_sets): Rename from delete_alias_vars.
1886 (pass_del_pta): Remove.
1887 * tree-ssa-structalias.h (struct alias_info): Move from
1889 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1890 NUM_REFERENCES_SET): Likewise.
1891 (compute_points_to_sets, delete_points_to_sets): Declare.
1893 2005-07-09 Richard Henderson <rth@redhat.com>
1895 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1896 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1897 alpha_split_lock_test_and_set_12): New functions.
1898 * config/alpha/alpha-protos.h: Update.
1899 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1900 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1901 * config/alpha/sync.md (I12MODE): New.
1902 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1903 (sync_<fetchop_name><I48MODE>): Likewise.
1904 (sync_nand<I48MODE>): Likewise.
1905 (sync_old_<fetchop_name><I48MODE>): Likewise.
1906 (sync_new_<fetchop_name><I48MODE>): Likewise.
1907 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1908 (sync_compare_and_swap<I48MODE>): Likewise.
1909 (sync_lock_test_and_set<I48MODE>): Likewise.
1910 (sync_compare_and_swap<I12MODE>): New.
1911 (sync_compare_and_swap<I12MODE>_1): New.
1912 (sync_lock_test_and_set<I12MODE>): New.
1913 (sync_lock_test_and_set<I12MODE>_1): New.
1915 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1919 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1921 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1923 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1924 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1926 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1929 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1931 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1933 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1934 memory_operand constraint.
1935 (store_conditional_<mode>): Same.
1936 (sync_compare_and_swap<mode>): Same.
1937 (sync_lock_test_and_set<mode>): Same.
1939 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1941 Rewrite PIC support to more closely model actual instructions.
1942 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1943 (cris_symbol): Remove prototypes for removed functions.
1944 (cris_pic_symbol_type_of, cris_valid_pic_const)
1945 (cris_expand_pic_call_address): Prototypes for new functions.
1946 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1948 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1950 <case ':'>: Add case for new punctuation character.
1951 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1952 emitting (extra) PIC modifier.
1953 <case UNSPEC>: Do not assert for PLT.
1954 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1955 (cris_expand_prologue, cris_expand_epilogue): Check
1956 for pic_offset_table_rtx usage instead of taking
1957 current_function_uses_pic_offset_table as the final word.
1958 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1959 Remove flag_pic difference.
1960 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1961 the moral equivalents of...
1962 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1964 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1965 (cris_handle_option): Mark ARG as unused.
1966 (cris_expand_pic_call_address): New worker function for "call",
1968 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1969 output PIC constructs here.
1970 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1971 as symbol-specific modifers, not whole or part of operands.
1972 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1973 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1974 constants and flag_pic.
1975 (CONSTANT_INDEX_P): Adjust for new functions.
1976 (enum cris_pic_symbol_type): New helper type.
1977 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1978 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1979 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1981 ("movsi"): Emit actual instructions for GOT and relative access.
1982 ("*movsi_got_load"): New pattern to set up the register holding
1984 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1985 Adjust FIXME for 'S'.
1986 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1987 Use "movs" for -fpic cases.
1988 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1989 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1990 ("call", "call_value"): Just call cris_expand_pic_call_address for
1992 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1993 Remove special pattern.
1994 ("*expanded_call_side", "*expanded_call_value_side"): New
1996 (gotplt-to-plt, gotplt-to-plt-side-call)
1997 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1999 * config/cris/cris/predicates.md
2000 ("cris_general_operand_or_gotless_symbol"): Remove unused
2002 ("cris_general_operand_or_symbol"): Adjust for new functions.
2004 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2006 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2008 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2010 * Makefile.in (TREE_H): Add treestruct.def.
2011 (c-decl.o): Add pointer-set.h
2012 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2013 visibility on regular DECL's.
2014 (merge_decls): Fix the copying of decl nodes of various types for
2015 the new structures. Don't update RTL, section name, weak status,
2016 etc, on DECL's without RTL.
2017 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2018 Don't check volatile on non-variable types.
2019 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2020 to check whether we have seen arguments.
2021 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2022 flag is checked before field (flag is common, field is not).
2023 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2024 TS_DECL_COMMON could have an origin.
2025 (add_location_or_const_value_attribute): Don't check section name
2026 on non-var/function decls.
2027 (dwarf2out_var_location): Reverse order of tests.
2028 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2029 with DECL_WRTL_CHECK.
2030 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2031 * fold-const.c (fold_binary): Don't check weakness on
2032 non-var/function decls.
2033 (tree_expr_nonzero_p): Ditto.
2034 (fold_checksum_tree): Use tree_decl_extra as sizeof
2036 * ggc-page.c (extra_order_size_table): Add sizes for
2037 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2039 * gimplify.c (gimplify_bind_expr): Only set
2040 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2041 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2043 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2044 * langhooks.h (init_ts). New langhook.
2045 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2046 * print-tree.c (print_node): Update to only print fields that
2047 exist in the structures the passed decl has.
2048 * toplev.c (wrapup_global_declarations): Don't reset
2049 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2050 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2051 * tree-inline.c (remap_decl): Ditto.
2052 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2053 * tree-pretty-print.c (print_declaration): Don't print
2054 DECL_REGISTER on things that don't contain it.
2055 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2056 non-var/function decls.
2057 * tree.c (tree_contains_struct): New structure.
2058 (init_priority_for_decl): New hashtable.
2059 (tree_int_map): New structure.
2060 (tree_int_map_eq): New function.
2061 (tree_int_map_marked_p): Ditto.
2062 (tree_int_map_hash): Ditto.
2063 (tree_map): Move to tree.h.
2064 (tree_map_eq): Externalize.
2065 (tree_map_hash): Ditto.
2066 (tree_map_marked_p): Ditto.
2067 (init_ttree): Set up tree_contains_struct and call langhook.
2068 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2069 (tree_code_size): Update for new structures.
2070 (tree_node_structure): Update for new structures.
2071 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2073 (copy_node_stat): Copy init priority.
2074 (build_decl_stat): Ditto for visibility.
2075 (ts_enum_names): New.
2076 (tree_contains_struct_check_failed): New function.
2077 (decl_init_priority_lookup): Ditto.
2078 (decl_init_priority_insert): Ditto.
2079 * treestruct.def: New file.
2080 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2081 (CONTAINS_STRUCT_CHECK): Ditto.
2082 (tree_contains_struct_check_failed): New prototype.
2083 (DECL_CHECK): Removed.
2084 (DECL_MINIMAL_CHECK): New.
2085 (DECL_COMMON_CHECK): Ditto.
2086 (DECL_WRTL_CHECK): Ditto.
2087 (DECL_NON_COMMON_CHECK): Ditto.
2088 (DECL_WITH_VIS_CHECK): Ditto.
2089 (VAR_OR_FUNCTION_DECL_P): Ditto
2090 (struct tree_decl_minimal): New structure.
2091 (struct tree_decl_common): Ditto.
2092 (struct tree_decl_with_rtl): Ditto.
2093 (struct tree_decl_with_vis): Ditto.
2094 (struct tree_decl_non_common): Ditto.
2095 (struct tree_field_decl): Ditto.
2096 (struct tree_parm_decl): Ditto.
2097 (struct tree_var_decl): Ditto.
2098 (struct tree_function_decl): Ditto.
2099 (struct tree_const_decl): Ditto.
2100 (struct tree_result_decl): Ditto.
2101 (union tree_node): Add new structures.
2102 * var-tracking.c (track_expr_p): Reverse order of tests.
2104 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2106 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2108 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2109 * system.h: Poison FINALIZE_PIC.
2110 * doc/tm.texi (FINALIZE_PIC): Remove.
2112 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2115 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2116 to the correct type if we have a MODIFY_EXPR.
2118 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2120 PR tree-optimization/22360
2121 * tree.c (upper_bound_in_type): Fix calculations for casting
2122 to a non-wider signed type and casting a signed value to a
2123 wider unsigned type.
2124 (lower_bound_in_type): Fix calculations for casting to a
2125 non-wider signed type.
2127 PR tree-optimization/20139
2128 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2130 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2131 fold_cond_expr_cond.
2132 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2133 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2135 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2138 * tree-complex.c (expand_complex_libcall): Produce
2139 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2141 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2143 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2144 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2145 b" assert and inserted fastpath code for this case.
2146 (bitmap_ior): Removed "a != b" assert.
2148 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2150 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2151 (ENDFILE_SPEC): Likewise.
2152 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2154 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2155 a large stack frame at epilogue.
2157 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2159 * final.c: Include sdbout.h when required.
2161 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2163 * config.gcc (*-*-darwin*): Only one target-specific header file
2165 (powerpc-*-darwin*): Add version-specific header files.
2166 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2167 * config.in: Regenerate.
2168 * configure: Regenerate.
2169 * gcc.c: Include xregex.h.
2170 (version_compare_spec_function): New.
2171 (spec_function): Add version-compare.
2172 (replace_outfile_spec_function): Reformat comment.
2173 (compare_version_strings): New.
2174 * config/darwin-c.c (version_as_macro): New.
2175 (builtin_define): New.
2176 (darwin_cpp_builtins): New.
2177 * config/darwin-protos.h (darwin_cpp_builtins): New.
2178 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2179 (LIB_SPEC): Make unconditional, update comment.
2180 (TARGET_C99_FUNCTIONS): Define.
2181 * config/darwin.opt: Sort.
2182 (mmacosx-version-min=): New.
2183 * config/darwin7.h: Delete.
2184 * config/darwin8.h: Delete.
2185 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2186 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2187 (TARGET_C99_FUNCTIONS): Define.
2188 * config/rs6000/darwin7.h: New.
2189 * config/rs6000/darwin8.h: New.
2190 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2191 (-mmacosx-version-min): Document.
2193 2005-07-07 Ian Lance Taylor <ian@airs.com>
2195 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2197 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2200 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2202 2005-07-07 Khem Raj <kraj@mvista.com>
2204 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2205 in bytes, not words.
2207 2005-07-07 Paul Brook <paul@codesourcery.com>
2209 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2210 DEFAULT_FUNCTION_ARG_PADDING to upward.
2212 2005-07-07 Richard Henderson <rth@redhat.com>
2214 * function.c (locate_and_pad_parm): Record parameter alignment in
2215 stack_alignment_needed.
2217 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2219 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2220 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2221 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2222 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2223 (define_attr "type"): Add isync, sync, load_l, store_c.
2224 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2225 Create scratch volatile MEM.
2226 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2228 (load_locked_<mode>): New.
2229 (store_conditional_<mode>): New.
2230 (sync_compare_and_swap<mode>): Replace with splitter.
2231 (sync_lock_test_and_set<mode>): Replace with splitter.
2232 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2234 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2235 is ics. Attribute isync.
2236 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2238 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2239 and UNSPECV_SYNC_OP.
2240 (emit_unlikely_jump): New.
2241 (emit_load_locked): New.
2242 (emit_store_conditional): New.
2243 (rs6000_split_compare_and_swap): New.
2244 (rs6000_split_lock_test_and_set): New.
2245 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2246 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2247 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2248 rs6000_split_lock_test_and_set): Declare.
2249 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2250 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2251 store_c, isync, sync.
2253 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2255 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2256 filenames to gtyp-gen.h.
2257 (s-typ-gen): Use it in place of for loops.
2259 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2261 * hooks.c (hook_bool_rtx_int_false): New function.
2262 * hooks.h (hook_bool_rtx_int_false): Declare.
2263 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2264 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2265 * target.h (struct gcc_target): Add commutative_p member.
2266 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2267 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2268 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2269 (pa_commutative_p): New function.
2270 * jump.c (target.h): Include.
2271 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2272 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2274 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2276 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2277 (s390_expand_setmem): New.
2278 * config/s390/s390.c: Likewise.
2279 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2281 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2282 general_operand. Call new function "s390_expand_setmem".
2283 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2284 ("setmem_long", "*setmem_long"): ... this.
2286 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2288 * config/s390/s390.c: (optimization_options): Enable
2289 TARGET_MVCLE at -Os.
2290 * doc/invoke.texi: Document changes in default behaviour.
2291 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2293 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2295 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2296 defined by back-end.
2298 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2300 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2301 all sets in the pattern.
2302 * config/rs6000/rs6000.md (stack_protect_testsi,
2303 stack_protect_testdi): Likewise.
2305 2005-07-06 Jeff Law <law@redhat.com>
2307 * tree-vrp.c (simplify_using_ranges): Kill.
2308 (vrp_finalize): Remove call to simplify_using_ranges.
2309 (simplify_stmt_using_ranges): New function extracted from
2310 simplify_using_ranges.
2311 (simplify_div_or_mod_using_ranges): Likewise.
2312 (simplify_abs_using_ranges): Likewise.
2313 (simplify_cond_using_ranges): New function.
2314 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2315 * tree-ssa-propagate.c (substitute_and_fold): Call
2316 simplify_stmt_using_ranges if we have range information.
2318 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2320 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2321 ia64_flag_schedule_isns2.
2323 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2324 reading/writing general registers.
2325 (ia64_function_arg): Revert 2005-06-18 change.
2327 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2329 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2330 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2332 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2334 * function.c (expand_function_end): Revert part of 2005-06-27
2335 patch. Do sjlj_emit_function_exit_after after return_label.
2337 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2339 * doc/install.texi (--disable-libssp): New.
2341 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2343 * doc/invoke.texi: Update -fforce-mem documentation.
2344 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2345 code for -fforce-mem.
2346 * expmed.c: (store_bit_field,store_fixed_bit_field,
2347 extract_bit_field): Ditto.
2348 * expr.c: (convert_move): Ditto.
2349 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2350 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2351 emit_conditional_add,expand_float,expand_fix): Ditto.
2352 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2353 (common_handle_option): Issue warning when -fforce-mem specified.
2355 2005-07-06 Paul Brook <paul@codesourcery.com>
2357 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2359 * configure: Regenerate.
2361 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2363 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2365 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2367 Fix PR tree-optimization/22319
2368 Fix PR tree-optimization/22140
2369 Fix PR tree-optimization/22310
2371 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2372 variable sized types.
2373 Use correct type for intermediate structure on *a = *b structure
2376 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2378 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2380 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2381 (machine_function): Move typedef to...
2382 * config/rs6000/rs6000.c (machine_function): ... here. Add
2383 varargs_save_offset field.
2384 (rs6000_stack_t): Remove varargs_size field.
2385 (setup_incoming_varargs): Allocate varargs save area using
2386 assign_stack_local, try to make it as small as possible.
2387 Save offset from virtual_stack_vars_rtx to the save area
2388 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
2389 instead of magic 8 when fp word byte size is used.
2390 (rs6000_va_start): Use cfun->machine->varargs_save_offset
2391 instead of -RS6000_VARARGS_SIZE.
2392 (rs6000_stack_info, debug_stack_info,
2393 rs6000_initial_elimination_offset): Remove all traces of
2395 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2396 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2397 RS6000_VARARGS_AREA.
2399 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
2401 PR tree-optimization/21963
2402 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2403 constant_multiple_of in the same way get_computation_cost_at does.
2405 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2407 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2408 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2409 (gen_compare_reg): If sparc_compare_emitted is set, clear it
2410 and return its previous value.
2411 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2412 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2414 (stack_protect_set, stack_protect_test): New expanders.
2415 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2416 stack_protect_testdi): New insns.
2417 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2418 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2420 2005-07-06 Jeff Law <law@redhat.com>
2422 * tree-ssa-dce.c (cfg_altered): New global.
2423 (tree_dce_init): Initialize cfg_altered.
2424 (remove_dead_stmt): If we remove an edge in the CFG, then set
2426 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2429 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2431 * Makefile.in (stamp-collect-ld): Use
2432 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
2433 ./collect-ld if it already exists.
2434 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2435 Don't remove ./nm if it already exists.
2437 2005-07-05 Devang Patel <dpatel@apple.com>
2439 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2440 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2441 * tree-vectorizer.c (vect_loop_location): New.
2442 (vect_print_dump_info): Use vect_loop_location.
2443 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2444 (vectorize_loops): Set vect_loop_location.
2445 * tree-vect-analyze.c (vect_analyze_offset_expr,
2446 vect_determin_vectorization_factor, vect_analyze_operations,
2447 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2448 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2449 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2450 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2451 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2452 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2453 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2454 vect_analyze_loop): Adjust vect_print_dump_info API.
2455 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2456 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2457 vect_finish_stmt_generation, vectorizable_assignment,
2458 vectorizable_operation, vectorizable_store, vectorizable_load,
2459 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2460 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2461 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2462 vect_transform_loop): Same.
2463 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2464 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2467 2005-07-05 Randolph Chung <tausq@debian.org>
2469 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2470 * configure: Regenerate.
2471 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2472 (pa_tls_referenced_p): Declare.
2473 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2474 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2475 (legitimize_tls_address): New.
2476 (hppa_legitimize_address): Handle TLS addresses.
2477 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2478 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2479 (emit_move_sequence): Handle TLS addresses.
2480 (pa_encode_section_info): Call default handler to handle common
2482 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2483 (CONSTANT_ADDRESS_P): Reject TLS operands.
2484 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2485 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2486 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2487 (UNSPEC_TLSLE): Define new constants.
2488 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2489 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2490 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2491 (tie_symbolic_operand, tle_symbolic_operand): New
2493 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
2495 * aclocal.m4: Update macros for autoconf 2.59 style.
2496 * configure.ac: Likewise.
2498 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2500 * pa.c (function_value): Handle small aggregates on 32-bit targets.
2501 (function_arg): Pass small aggregates in general registers on 32-bit
2503 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2505 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
2507 * Makefile.in (final.o): Fix dependencies.
2509 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2513 * langhooks.h (struct lang_hooks): Add expr_to_decl.
2514 * langhooks.c (lhd_expr_to_decl): New.
2515 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2517 (LANG_HOOKS_INITIALIZER): Update.
2518 * tree.c (recompute_tree_invarant_for_addr_expr): Call
2519 expr_to_decl langhook.
2520 * c-tree.h (c_expr_to_decl): Declare.
2521 * c-typeck.c (c_expr_to_decl): New.
2522 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2524 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2526 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2529 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2530 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2532 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
2534 * Makefile.in: Adjust dependencies.
2535 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2536 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2537 * alias.c (rest_of_handle_cfg, pass_cfg): New.
2538 * bb-reorder.c (duplicate_computed_gotos): Make it static.
2539 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2540 rest_of_compilation.
2542 * bb-reorder.c (gate_duplicate_computed_gotos,
2543 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2544 rest_of_handle_reorder_blocks, pass_reorder_blocks,
2545 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2546 pass_partition_blocks): New.
2547 * bt-load.c (gate_handle_branch_target_load_optimize,
2548 rest_of_handle_branch_target_load_optimize,
2549 pass_branch_target_load_optimize): New.
2550 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2552 * cfglayout.c (pass_insn_locators_initialize): New.
2553 * cfgrtl.c (pass_free_cfg): New.
2554 * combine.c (gate_handle_combine, rest_of_handle_combine,
2556 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2557 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2558 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2559 * except.c (pass_set_nothrow_function_flags,
2560 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2562 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2563 rest_of_handle_shorten_branches, pass_shorten_branches,
2564 rest_of_clean_state, pass_clean_state): New.
2565 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2566 rest_of_handle_remove_death_notes, pass_remove_death_notes,
2567 rest_of_handle_life, pass_life, rest_of_handle_flow2,
2569 * function.c (pass_instantiate_virtual_regs, pass_init_function,
2570 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2571 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2572 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2574 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2575 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2576 pass_rtl_ifcvt, gate_handle_if_after_combine,
2577 rest_of_handle_if_after_combine, pass_if_after_combine,
2578 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2579 pass_if_after_reload): New.
2580 * integrate.c (pass_initial_value_sets): New.
2581 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2582 pass_purge_lineno_notes): New.
2583 * mode-switching.c (rest_of_handle_mode_switching,
2584 pass_mode_switching): New.
2585 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2586 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2588 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2589 pass_loop_optimize): New.
2590 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2592 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2594 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2595 pass_postreload_cse): New.
2596 * profile.c (gate_handle_profiling, pass_profiling,
2597 rest_of_handle_branch_prob, pass_branch_prob): New.
2598 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2599 pass_split_before_regstack, gate_handle_split_before_regstack,
2600 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2601 rest_of_handle_split_all_insns, pass_split_all_insns): New.
2602 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2603 pass_stack_regs): New.
2604 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2605 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2606 pass_stack_adjustments): New.
2607 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2608 pass_regrename): New.
2609 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2610 pass_delay_slots, gate_handle_machine_reorg,
2611 rest_of_handle_machine_reorg, pass_machine_reorg): New.
2612 * rtl.h (extern void purge_line_number_notes): New.
2613 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2614 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2616 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2618 * value-prof.c (gate_handle_value_profile_transformations,
2619 rest_of_handle_value_profile_transformations,
2620 pass_value_profile_transformations): New.
2621 * var-tracking.c (gate_handle_var_tracking,
2622 pass_variable_tracking): New.
2623 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2625 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2626 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2627 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2628 rest_of_handle_old_regalloc, rest_of_handle_regrename,
2629 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2630 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2631 rest_of_handle_gcse2, rest_of_handle_regmove,
2632 rest_of_handle_tracer, rest_of_handle_if_conversion,
2633 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2634 rest_of_handle_web, rest_of_handle_branch_prob,
2635 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2636 rest_of_handle_jump_bypass, rest_of_handle_combine,
2637 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2638 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2639 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2640 rest_of_handle_mode_switching, rest_of_handle_jump,
2641 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2642 rest_of_handle_flow2, rest_of_handle_jump2,
2643 rest_of_handle_peephole2, rest_of_handle_postreload,
2644 rest_of_handle_shorten_branches, rest_of_clean_state,
2645 rest_of_compilation): Remove.
2647 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2648 * passes.c (dump_flags, in_gimple_form, all_passes,
2649 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2650 register_dump_files, next_pass_1, last_verified, execute_todo,
2651 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2652 from tree-optimize.c.
2653 (init_optimization_passes): Moved from tree-optimize.c,
2654 adding the RTL optimizations.
2655 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2656 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2657 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2658 register_dump_files, next_pass_1, last_verified, execute_todo,
2659 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2660 init_tree_optimization_passes, ipa_passes): Delete.
2661 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2663 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2664 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2666 (ipa_passes): Remove.
2667 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2668 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2669 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2670 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2671 (dump_info_p, dump_flag): Moved to tree-dump.h.
2673 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2675 * passes.c (finish_optimization_passes): Use dump_begin
2676 and dump_end, TDI_end.
2677 (gate_rest_of_compilation): New.
2678 (pass_rest_of_compilation): Use it.
2679 (gate_postreload, pass_postreload): New.
2680 * toplev.c (general_init): Rename init_tree_optimization_passes.
2681 * toplev.h (init_tree_optimization_passes): Rename to
2682 init_optimizations_passes.
2683 * tree-dump.c (dump_flag): Make static.
2684 (dump_files): Remove RTL dumps.
2685 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2686 pass_cleanup_cfg, pass_free_cfg_annotations,
2687 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2688 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2689 * tree-pretty-print.c: Include tree-pass.h.
2690 * cgraph.c: Include tree-dump.h.
2692 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2694 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2695 Only fall back to saying it points to readonly memory if
2698 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2700 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2701 * config/m32r/m32r.c (m32r_compute_frame_size,
2702 m32r_expand_prologue): Take current_function_profile into
2703 account whenever we reference
2704 current_function_uses_pic_offset_table.
2705 (m32r_finalize_pic): Remove.
2706 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2708 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2710 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2711 instead of $<. Don't remove ./as if it already exists.
2713 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2716 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2717 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2718 for complex modes when generating code for PA 1.0.
2719 (VALID_FP_MODE_P): New macro.
2720 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2721 sets for all general and floating point modes. Align wide floating
2722 point modes to even register boundaries to comply with architectural
2724 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2725 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2726 (VALID_FP_MODE_P): New macro.
2727 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2728 sets for all general and floating point modes. Align wide floating
2729 point modes to even register boundaries to comply with architectural
2732 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2734 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2737 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2739 * tree-ssa-structalias.c: Don't include expr.h.
2741 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2743 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2746 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2748 Fix PR tree-optimization/22279
2750 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2753 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2755 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2757 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2759 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2760 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2761 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2762 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2763 config/stormy16/stormy16.c, config/v850/v850.c,
2764 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2765 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2766 Avoid "." or "\n" at end of diagnostics and capital letters at
2767 start of diagnostics.
2768 * combine.c, cse.c: Don't translate dump file output.
2769 * toplev.c (print_version): Only translate output if going to
2772 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2774 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2775 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2778 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2780 * pa.c (fix_range): Fix typo in comment.
2782 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2784 * tree-vrp.c (extract_range_from_assert): Replace
2785 fold (build (...)) with fold_build2.
2787 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2789 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2790 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2791 (format_types_orig, handle_format_attribute): Add support for
2794 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2796 * varasm.c (assemble_variable): Fix format specifier thinko.
2798 2005-07-03 Ira Rosen <irar@il.ibm.com>
2800 PR tree-optimization/22029 (and 22135)
2801 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2802 a phi node before calling dump_vops.
2804 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2806 * tree-dump.h (dump_string_field): Declare.
2807 * tree-dump.c: Use it instead of dump_string.
2808 (dump_string_field): Make non-static.
2810 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2812 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2813 up the minimal CFG stuff always when optimize > 0. Call
2814 split_all_insns_noflow in PIC case if needed.
2816 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2817 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2820 * c-decl.c (c_write_global_declarations): Dump contents of
2822 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2823 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2824 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2825 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2828 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2830 * c-common.h (GCC_DIAG_STYLE): Define.
2831 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2832 version for format checking to 4.1.
2833 * c-format.c: Include toplev.h after c-common.h.
2834 (enum format_type): Add gcc_tdiag_format_type.
2835 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2836 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2837 (format_types_orig): Add gcc_tdiag.
2838 (init_dynamic_diag_info): Support gcc_tdiag formats.
2839 (handle_format_attribute): Likewise.
2840 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2841 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2842 version for format checking to 4.1.
2843 (warning0, warning, error, pedwarn, sorry): Use
2845 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2846 (finish_aliases_1): Do not use %qE.
2847 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2848 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2849 Correct format bugs.
2850 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2851 parameter to unsigned HOST_WIDE_INT.
2852 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2854 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2857 * expr.c (write_complex_part): Use adjust_address for MEM.
2858 (read_complex_part): Same.
2860 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2862 Fix PR tree-optimization/22280
2864 * tree-sra.c (generate_element_init): Remove useless loop.
2866 2005-07-02 Richard Henderson <rth@redhat.com>
2868 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2870 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2872 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2875 * fold-const.c (fold_binary): Handle the return value of
2876 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2877 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2879 2005-07-02 Jeff Law <law@redhat.com>
2881 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2882 a eliminate type conversion which feeds an equality comparison
2883 if the original type or either operand in the comparison is a
2886 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2888 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2889 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2891 * config/avr/avr.c: Do not use '`' as left quote.
2892 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2893 Remove "." from end of diagnostics. Make diagnostics start with
2896 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2897 Joseph S. Myers <joseph@codesourcery.com>
2899 * toplev.c (default_tree_printer): Handle setting location with
2901 * c-objc.common.c (c_tree_printer): Likewise.
2902 * c-format.c (gcc_diag_flag_specs): Add '+'.
2903 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2904 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2906 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2907 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2908 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2909 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2910 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2911 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2912 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2913 format arguments where %J is used without %D.
2915 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2917 * gcc.c (LINK_SSP_SPEC): Define.
2918 (link_ssp_spec): New variable.
2919 (LINK_COMMAND_SPEC): Add %(link_ssp).
2920 (static_specs): Add link_ssp_spec.
2921 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2922 * configure: Rebuilt.
2923 * config.in: Rebuilt.
2925 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2926 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2927 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2928 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2929 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2930 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2931 -0x7008(2) instead of reading __stack_chk_guard variable.
2932 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2934 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2935 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2936 if TARGET_THREAD_SSP_OFFSET is defined.
2937 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2938 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2941 2005-06-27 Richard Henderson <rth@redhat.com>
2942 * libgcc-std.ver (GCC_4.1.0): New.
2943 * libgcc.h (__stack_chk_guard): Declare.
2944 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2945 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2946 * mklibgcc.in (lib2funcs): Add them.
2948 2005-07-01 Richard Henderson <rth@redhat.com>
2950 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2951 void * before struct sigcontext *.
2952 (x86_fallback_frame_state): Likewise.
2954 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2956 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2958 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2961 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2962 we check for SSA_NAME for.
2964 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2966 Fix PR tree-optimization/22071
2968 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2970 (get_constraint_for_component_ref): Use it.
2972 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2975 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2976 print out the last new line.
2978 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2980 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2981 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2982 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2983 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2984 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2985 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2986 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2987 (enum reg_class): New member CC0_REGS.
2988 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2989 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2990 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2991 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2992 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2993 Adjust for register now described.
2995 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2998 * config/i386/i386.md (stack_protect_test_si,
2999 stack_protect_test_di): Add earlyclobber for scratch 3.
3000 * config/rs6000/rs6000.md (stack_protect_testsi,
3001 stack_protect_testdi): Add earlyclobber for scratch 3,
3002 remove earlyclobber from scratch 4.
3004 Older entries for 2005 can be found in ChangeLog-2005.
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