1 2005-07-26 Steven Bosscher <stevenb@suse.de>
3 PR tree-optimization/22504
4 * tree-complex.c (expand_complex_addition): Use 'code' instead
5 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9 * config.gcc (cpu_type): Add frv case.
10 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
11 (supported_defaults): Add fr550 case.
13 2005-07-26 Diego Novillo <dnovillo@redhat.com>
16 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
17 whether a pointer of type T * may point to objects of type T *.
19 2005-07-26 DJ Delorie <dj@redhat.com>
21 * configure: Regenerate.
23 2005-07-26 Dale Johannesen <dalej@apple.com>
25 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
27 2005-07-26 Mark Mitchell <mark@codesourcery.com>
29 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
30 Clarify use of "build" in name.
32 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
34 * doc/extend.texi (Raw read/write Functions): New section.
35 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
36 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
37 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
38 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
39 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
40 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
41 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
42 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
43 * config/frv/frv.c: Add bdesc_loads global.
44 Add bdesc_stores global.
45 (frv_init_builtins): Add support for __builtin_{read/write}*.
46 (frv_volatile_memref): New.
47 (frv_expand_load_builtin): New.
48 (frv_expand_store_builtin): New.
49 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
50 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
51 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
52 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
53 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
54 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
55 (builtin_read_<mode>): New.
56 (builtin_write_<mode>): New.
57 (builtin_write64): New.
58 (optional_membar_<mode>): New.
60 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
62 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
63 (rather than units) against HOST_BITS_PER_WIDE_INT.
65 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
67 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
68 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
69 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
70 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
73 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
74 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
75 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
77 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
79 2005-07-26 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/22486
82 * fold-const.c (fold_unary): Fold away useless component
83 references of the form (T *)&T.x, if the address
86 2005-07-25 James E Wilson <wilson@specifixinc.com>
88 * dwarf2out.c (add_call_src_coords_attributes): New.
89 (gen_inlined_subroutine_die): Call it.
90 (maybe_emit_file, init_file_table): Add comments.
91 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
93 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
94 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
95 * tree.h (BLOCK_SOURCE_LOCATION): New.
96 (struct tree_block): New field locus.
98 2005-07-26 Andreas Schwab <schwab@suse.de>
100 PR rtl-optimization/23043
101 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
102 when allocating a struct unoccr.
104 2005-07-25 Richard Henderson <rth@redhat.com>
107 * tree-complex.c (gate_no_optimization): True if errors.
108 * Makefile.in (tree-complex.o): Update dependencies.
110 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
112 * config/frv/predicates.md (integer_register_operand): Use
115 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
118 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
120 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
122 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
124 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
125 types when flag_unsafe_math_optimizations is true.
127 2005-07-25 Mark Mitchell <mark@codesourcery.com>
129 * gcc.c (option_map): Add --sysroot.
130 (process_command): Handle --sysroot.
131 (display_help): Document it.
132 * doc/cppopts.tex (-isysroot): Document.
133 * doc/invoke.texi (--sysroot): Document.
134 * doc/install.texi (--with-build-sysroot): Document.
136 * Makefile.in (inhibit_libc): New variable.
137 (INHIBIT_LIBC_CFLAGS): Likewise.
138 (LIBGCC2_CFLAGS): Include
139 $(INHIBIT_LIBC_CFLAGS).
140 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
141 ($(T)crtbegin.o): Do not use @inhibit_libc@.
142 ($(T)crtend.o): Likewise.
143 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
144 ($(T)crtendS.o): Likewise.
145 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
146 ($(T)crtendT.o): Likewise.
147 (stmp-fixinc): Do not complain about missing headers if
149 * configure.ac (inhibit_libc): Set it to true/false.
150 (--with-build-sysroot): New option. Use it to set
152 * configure: Regenerated.
154 2005-07-25 Manfred Hollstein <mh@suse.com>
156 * calls.c (store_one_arg): Fix unsigned comparison warning.
158 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
161 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
162 (ggc_print_statistics): Initialize variable before use.
164 2005-07-25 Richard Guenther <rguenther@suse.de>
166 * tree-dfa.c (mark_new_vars_to_rename): Protect against
167 calling with a PHI_NODE argument.
169 * tree-flow-inline.h (overlap_subvar): Protect against
172 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
174 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
175 * configure: Regenerate.
177 2005-07-25 Ira Rosen <irar@il.ibm.com>
179 * expr.c (highest_pow2_factor): Make extern.
180 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
181 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
182 record_array_differ_p, array_ptr_differ_p): Likewise.
183 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
184 additional cases. Call the above functions.
185 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
186 base_object_differ_p when there are two base objects. Otherwise, compare
187 base address and offset. Call may_alias_p.
188 (dump_data_reference): Use a correct field name.
189 (analyze_array): Make static. Initialize new data-ref fields.
190 (analyze_indirect_ref): New function.
191 (init_data_ref): Initialize new data-ref fields.
192 (strip_conversion): Moved from tree-vect-analyze.c.
193 (analyze_offset_expr, get_ptr_offset, address_analysis,
194 object_analysis): Likewise.
195 (analyze_offset): New function.
196 (create_data_ref): Likewise.
197 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
198 dimensions for ARRAY_REFs only.
199 (build_classic_dist_vector): Make static.
200 (access_functions_are_affine_or_constant_p): Call macro to get the
201 address of access functions.
202 (compute_all_dependences): Add new parameter
203 compute_self_and_read_read_dependences. Compute self and read-read
204 dependences if it is true.
205 (find_data_references_in_loop): Call create_data_ref. Initialize new
207 (compute_data_dependences_for_loop): Add new parameter
208 compute_self_and_read_read_dependences. Remove parameter nb_loops,
209 compute nb_loops. Call compute_all_dependences,
210 build_classic_dist_vector and build_classic_dir_vector with correct
212 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
213 with correct parameters. Compare dimensions for ARRAY_REFs only.
214 (free_data_refs): Call macro to free access functions.
215 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
216 fields from stmt_vinfo.
217 (struct base_object_info): New structure.
218 (struct data_reference): Move fields to base_object_info. Add fields
219 first_location and object_info for above structures. Move fields from
220 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
221 aligned_to. Add macros to access the new fields.
222 Update functions declarations.
223 * tree-flow.h (is_aliased_with): Declare.
224 * tree-loop-linear.c (linear_transform_loops): Call
225 compute_data_dependences_for_loop with correct parameters.
226 * tree-ssa-alias.c (is_aliased_with): New function.
227 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
228 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
229 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
230 vect_base_addr_differ_p, compute_subscript_distance and
231 build_classic_dist_vector. Add printings. Check absolute value of
233 (vect_analyze_data_ref_dependences): Go through ddrs instead of
235 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
236 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
237 to bytes. Add printing.
238 (vect_compute_data_refs_alignment): Go through loads and stores in one
240 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
241 vect_analyze_data_ref_access): Likewise.
242 (vect_analyze_pointer_ref_access): Remove.
243 (vect_address_analysis, vect_object_analysis): Likewise.
244 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
245 and analyze data-refs in the loop.
246 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
247 fields of data-ref instead of stmt. Add init to the offset from the
249 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
250 (vect_update_init_of_dr): Likewise.
251 (vect_update_inits_of_drs): Go through loads and stores in one loop.
252 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
254 (new_loop_vec_info): Initialize new fields.
255 (destroy_loop_vec_info): Free new fields.
256 (vect_strip_conversion): Remove.
257 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
258 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
259 datarefs. Add new field ddrs.
260 Add macros for the new fields access.
261 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
262 base_aligned_p, misalignment, memtag, ptr_info and subvars.
264 * tree.h (highest_pow2_factor): Declare.
266 2005-07-25 Jakub Jelinek <jakub@redhat.com>
268 * calls.c (store_one_arg): Check for sibling call MEM arguments
269 from already clobbered incoming argument area.
271 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
273 * c-common.c (check_missing_format_attribute): New.
274 * c-common.h (check_missing_format_attribute): Likewise.
275 * c-typeck.c (convert_for_assignment): Use it.
277 2005-07-24 Andreas Schwab <schwab@suse.de>
279 * config/m68k/m68k.md ("extendqidi2"): When source is an address
280 register use a word move. Correct operand of ext.w in 68000 code.
282 2005-07-23 Mark Mitchell <mark@codesourcery.com>
284 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
285 variables as declarations, rather than definitions.
287 2005-07-24 Ira Rosen <irar@il.ibm.com>
289 PR tree-optimization/22526
290 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
293 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
295 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
296 that C99 reserve for future use. Use it to define clog10,
299 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
301 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
302 * configure.ac: Check for -Wmissing-format-attribute.
304 * configure: Regenerate.
306 2005-07-23 Richard Henderson <rth@redhat.com>
308 PR tree-optimization/22623
309 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
311 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
314 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
316 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
318 * Makefile.in (C_TREE_H): Update dependencies.
319 * c-tree.h: Include toplev.h.
320 * diagnostic.h (diagnostic_set_info): Add format attribute.
321 * rtl-error.c (diagnostic_for_asm): Likewise.
323 2005-07-23 Chao-ying Fu <fu@mips.com>
325 * config/mips/mips-dsp.md: New file.
326 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
327 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
329 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
330 MIPS_BUILTIN_BPOSGE32.
331 (mips_expand_builtin_direct): Add one parameter to indicate that
332 builtin functions need to return a value.
333 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
335 (mips_regno_to_class): Add classes for 12 new DSP registers.
336 (mips_subword): Change to check four HI registers.
337 (mips_output_move): Output move to and from 6 new DSP accumulators.
338 (override_options): Make sure -mdsp and -mips16 are not used together.
339 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
341 (mips_conditional_register_usage): Disable 6 new DSP accumulators
343 (print_operand): Add 'q' for printing DSP accumulators.
344 (mips_cannot_change_mode_class): Check ACC_REGS.
345 (mips_secondary_reload_class): Check ACC_REGS.
346 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
347 (mips_register_move_cost): Check ACC_REGS.
348 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
349 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
350 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
351 (dsp_bdesc): New array.
352 (bdesc_arrays): Add DSP builtin function table.
353 (mips_prepare_builtin_arg): Check predicate again after
355 (mips_expand_builtin): Add one more parameter to
356 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
357 MIPS_BUILTIN_BPOSGE32.
358 (mips_init_builtins): Initialize new function types.
359 (mips_expand_builtin_direct): Check if builtin functions need to
360 return a value and pass operands properly.
361 (mips_expand_builtin_bposge): New function.
362 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
363 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
364 (FIRST_PSEUDO_REGISTER): Increase to 188.
365 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
366 Update for 12 new DSP registers.
367 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
368 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
369 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
370 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
371 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
372 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
373 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
374 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
375 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
376 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
377 (REGISTER_NAMES): Add names for 12 new DSP registers.
378 * config/mips/mips.md: Include mips-dsp.md.
379 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
380 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
381 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
382 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
383 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
384 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
385 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
386 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
387 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
388 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
389 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
390 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
391 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
392 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
393 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
394 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
395 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
396 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
397 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
398 (UNSPEC_RDDSP): New constants.
399 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
400 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
402 * config/mips/mips.opt (-mdsp): New option.
403 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
404 (reg_imm10_operand): New predicates.
405 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
406 * doc/invoke.texi (-mdsp): Document new option.
408 2005-07-22 DJ Delorie <dj@redhat.com>
410 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
412 * tree-inline.c (inlinable_function_p): Likewise.
414 2005-07-22 Mark Mitchell <mark@codesourcery.com>
417 * toplev.c (check_global_declarations): Do not mark undefined
418 variables as DECL_IGNORED_P.
419 * varasm.c (first_global_object_name): GTY it.
420 (weak_global_object_name): Likewise.
421 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
422 a string to go into {weak,first}_global_object_name.
424 2005-07-22 DJ Delorie <dj@redhat.com>
426 * c-format.c (check_function_format): Change warning control
427 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
429 2005-07-22 Diego Novillo <dnovillo@redhat.com>
431 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
432 &PTR->FLD a dereference of PTR.
433 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
434 a potential dereference of PTR.
436 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
438 PR rtl-optimization/20370
439 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
440 call allocate_reg_info if necessary.
442 PR rtl-optimization/21848
443 * calls.c (emit_library_call_value_1): For const functions, add
444 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
446 PR rtl-optimization/22445
447 * cselib.c (target.h): Include.
448 (rtx_equal_for_cselib_p): Allow commutative matches.
449 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
450 Remove MODE parameter. Changed all callers.
452 PR rtl-optimization/22258
453 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
455 (try_combine): Use likely_spilled_retval_p.
457 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
459 * config.gcc: Add crx-elf support.
461 * doc/contrib.texi: Mention crx.
462 * doc/extend.texi: Document crx extensions.
463 * doc/install.texi: Document crx install.
464 * doc/invoke.texi: Document crx options.
465 * doc/md.texi: Document crx constraints.
467 * config/crx/crx-protos.h: New file.
468 * config/crx/crx.c: New file.
469 * config/crx/crx.h: New file.
470 * config/crx/crx.md: New file.
471 * config/crx/crx.opt: New file.
472 * config/crx/t-crx: New file.
474 2005-07-22 Manfred Hollstein <mh@suse.com>
476 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
478 (int_add_graph_edge): Likewise.
479 (collapse_nodes): Likewise.
480 (process_unification_queue): Likewise.
482 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
483 Laurent GUERBY <laurent@guerby.net>
485 PR tree-optimization/22336
486 * function.c (record_block_change): Check for
487 cfun->ib_boundaries_block.
489 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
491 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
492 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
494 2005-07-21 DJ Delorie <dj@redhat.com>
496 * toplev.c (warn_deprecated_use): Add warning control to warning
498 * c-typeck.c (parser_build_binary_op): Likewise.
499 (c_finish_if_stmt): Likewise.
500 * c-common.c (check_function_sentinel): Likewise.
501 (check_nonnull_arg): Likewise.
503 2005-07-21 Richard Henderson <rth@redhat.com>
506 * tree-complex.c (complex_ssa_name_components): New.
507 (cvc_lookup): Allow entry not found.
508 (create_components): Remove.
509 (create_one_component_var, get_component_var): New.
510 (get_component_ssa_name, set_component_ssa_name): New.
511 (extract_component): Use get_component_ssa_name.
512 (update_complex_components): Use set_component_ssa_name.
513 (update_complex_components_on_edge): Likewise.
514 (update_phi_components): Create new PHI nodes directly, instead
515 of adding insns to edges.
516 (tree_lower_complex): Allocate and free complex_variable_components
517 and complex_ssa_name_components here.
519 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
521 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
522 revert to returning false.
524 2005-07-21 Uros Bizjak <uros@kss-loka.si>
527 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
529 2005-07-21 Uros Bizjak <uros@kss-loka.si>
532 * config/i386/i386.md (cmpxf): Change operand constraints
533 to "nonmemory_operand".
535 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
537 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
539 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
542 * fold-const.c (fold_build1): Add checksum for the operands.
543 (fold_build2): Likewise.
544 (fold_build3): Likewise.
546 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
549 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
551 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
553 * common.opt (-fforward-propagate): Committed by mistake,
556 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
558 * reg-stack.c: Fix comment typo(s).
559 * tree-ssa-operands.c: Likewise.
560 * tree-vectorizer: Likewise.
562 2005-07-21 Nick Clifton <nickc@redhat.com>
564 * config/sh/symbian.c: Replace C++ style line comments with C
566 (symbian_add_attribute): Do not use a ? operator on the LHS of
568 (sh_symbian_handle_dll_attribute): Change the type of the
569 method vector to "VEC(tree,gc)*" and use vector accessor
570 macros to walk over the elements.
571 (symbian_export_vtable_and_rtti_p): Likewise.
572 (symbian_class_needs_attribute_p): Likewise.
574 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
577 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
578 initialize targetm.resolve_overloaded_builtin here.
579 (altivec_expand_overloaded_builtin): Make it non-static.
580 * config/rs6000/rs6000-protos.h
581 (altivec_expand_overloaded_builtin): New prototype.
582 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
583 targetm.resolve_overloaded_builtin here.
584 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
586 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
587 Zdenek Dvorak <dvorakz@suse.cz>
589 PR tree-optimization/19210
590 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
592 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
593 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
594 rely on unproven assumptions.
595 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
596 * tree-flow.h (number_of_iterations_exit): Add final parameter.
597 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
598 to number_of_iterations_exit.
599 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
600 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
601 * tree-ssa-loop-niter.c (find_loop_niter,
602 estimate_numbers_of_iterations_loop): Likewise.
603 (number_of_iterations_exit): Honor the new options.
604 * doc/invoke.texi (Wunsafe-loop-optimizations,
605 funsafe-loop-optimizations): Document them.
607 2005-07-21 Richard Sandiford <richard@codesourcery.com>
609 PR rtl-optimization/22167
610 * gcse.c (hoist_code): Fix hoist_exprs[] check.
612 2005-07-20 Adam Nemet <anemet@lnxw.com>
614 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
615 __do_global_dtors_aux longcall.
617 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
619 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
620 (old_special_pred_table): Don't reference
621 SPECIAL_MODE_PREDICATES.
622 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
623 * config/arc/arc.h: Don't mention PREDICATE_CODES.
624 * config/sh/predicates.h: Don't mention
625 SPECIAL_MODE_PREDICATES.
626 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
629 2005-07-20 DJ Delorie <dj@redhat.com>
631 * config.gcc: Add m32c-elf support.
633 * doc/contrib.texi: Mention m32c.
634 * doc/extend.texi: Document m32c extensions.
635 * doc/install.texi: Mention m32c.
636 * doc/invoke.texi: Document m32c options.
637 * doc/md.texi: Document m32c constraints.
639 * config/m32c/addsub.md: New file.
640 * config/m32c/bitops.md: New file.
641 * config/m32c/cond.md: New file.
642 * config/m32c/jump.md: New file.
643 * config/m32c/m32c-lib1.S: New file.
644 * config/m32c/m32c-lib2.c: New file.
645 * config/m32c/m32c-modes.def: New file.
646 * config/m32c/m32c-pragma.c: New file.
647 * config/m32c/m32c-protos.h: New file.
648 * config/m32c/m32c.abi: New file.
649 * config/m32c/m32c.c: New file.
650 * config/m32c/m32c.h: New file.
651 * config/m32c/m32c.md: New file.
652 * config/m32c/m32c.opt: New file.
653 * config/m32c/minmax.md: New file.
654 * config/m32c/mov.md: New file.
655 * config/m32c/muldiv.md: New file.
656 * config/m32c/predicates.md: New file.
657 * config/m32c/prologue.md: New file.
658 * config/m32c/shift.md: New file.
659 * config/m32c/t-m32c: New file.
661 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
663 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
664 (stack_protect_set, stack_protect_test): New expanders.
665 (stack_protect_set_si, stack_protect_set_si_media,
666 stack_protect_set_di_media, stack_protect_test_si,
667 stack_protect_test_si_media, stack_protect_test_di_media):
670 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
672 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
674 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
676 * tree.h (tree_expr_nonzero_p): Export.
677 * fold-const.c (tree_expr_nonzero_p): Likewise.
678 Return true for CALL_EXPRs that are alloca calls.
679 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
681 * tree-flow.h (expr_computes_nonzero): Remove.
682 * tree-vrp.c (expr_computes_nonzero): Remove.
683 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
684 (extract_range_from_unary_expr): Likewise.
685 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
688 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
690 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
691 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
692 extra arg "picreg" and use it instead of pic_offset_table_rtx.
694 (frame_related_constant_load): New arg "related" which controls
695 setting of RTX_FRAME_RELATED_P. All callers changed.
696 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
697 (bfin_expand_prologue): Add stack limit checking.
698 * config/bfin/bfin.md (trapifcc): New pattern.
700 * config/bfin/bfin.c: Include "langhooks.h".
701 (def_builtin): Go through lang_hooks to call builtin_function.
703 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
704 * config/bfin/predicates.md (symbol_ref_operand): New.
705 (call_insn_operand): Delete. All callers changed to use
706 register_no_elim_operand.
707 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
709 (function_arg): Use it to generate the call's operand 2.
710 (bfin_longcall_p): New function.
711 (bfin_expand_call): Extra arg "cookie". All callers and declaration
712 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
713 determine if the address needs to be in a REG.
714 (bfin_handle_longcall_attribute): New function.
715 (bfin_attribute_table): Add "longcall" and "shortcall".
716 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
717 (CUMULATIVE_ARGS): New member call_cookie.
718 (PREDICATE_CODES): Add symbol_ref_operand.
719 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
720 extra USE to the pattern.
721 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
722 New patterns, split off call_insn, sibcall_insn, call_value_insn and
723 sibcall_value_insn; now the new patterns handle direct calls and the
724 old ones indirect calls.
725 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
727 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
729 * doc/trouble.texi: Update section on handling of empty loops.
731 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
733 * config.gcc: Remove support for sparc-*-openbsd*,
734 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
736 * config.host: Remove support for i860-*-sysv4* as a host.
737 * config/i860/*, config/ip2k/*, config/ns32k/*,
738 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
739 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
740 mention obsolete ports.
742 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
744 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
746 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
747 of frame_pointer_rtx.
748 (sh_expand_epilogue): Likewise.
749 (sh_set_return_address): Likewise.
750 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
751 instead of FRAME_POINTER_REGNUM if needed. Add elimination
752 offsets from FRAME_POINTER_REGNUM.
753 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
754 (sh_register_names): Add initializer for sfp.
755 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
756 (VALID_REGISTER_P): Likewise.
757 (FIRST_PSEUDO_REGISTER): Update.
758 (DWARF_FRAME_REGISTERS): Define.
759 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
760 (HARD_FRAME_POINTER_REGNUM): Define.
761 (FRAME_POINTER_REGNUM): Redefine.
762 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
763 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
764 from FRAME_POINTER_REGNUM.
765 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
766 FRAME_POINTER_REGNUM.
767 (REG_CLASS_CONTENTS): Add sfp.
768 (REG_ALLOC_ORDER): Likewise.
769 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
770 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
771 of frame_pointer_rtx.
772 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
774 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
776 * fold-const.c (tree_expr_nonnegative_p): Only return true for
777 ABS_EXPR when flag_wrapv is false because of INT_MIN.
778 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
780 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
783 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
785 Make CONSTRUCTOR use VEC to store initializers.
786 * c-common.c (complete_array_type): Update to cope with VEC in
788 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
789 (pp_c_constructor_elts): New function.
790 * c-pretty-print.h (pp_c_constructor_elts): Declare.
791 * c-typeck.c (build_function_call, build_c_cast, digest_init,
792 struct constructor_stack, struct initializer_stack,
793 constructor_elements, push_init_level, pop_init_level,
794 add_pending_init, find_init_member, output_init_element): Update to
795 cope with VEC in CONSTRUCTOR_ELTS.
796 * coverage.c (build_fn_info_value, build_ctr_info_value,
797 build_gcov_info): Likewise.
798 * expr.c (categorize_ctor_elements_1, store_constructor,
799 expand_expr_real_1): Likewise.
800 * fold-const.c (fold_ternary): Likewise.
801 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
802 gimplify_init_constructor, gimplify_expr): Likewise.
803 * tree-dump.c (dequeue_and_dump): Likewise.
804 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
806 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
808 * tree-sra.c (generate_element_init_1): Likewise.
809 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
810 * tree-ssa-operands.c (get_expr_operands): Likewise.
811 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
812 * tree-vect-transform.c (vect_get_vec_def_for_operand):
813 (get_initial_def_for_reduction): Likewise.
814 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
815 value handle in annotations.
816 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
817 tree_node_structure): Add support for constr_kind.
818 (build_vector_from_ctor, build_constructor_single,
819 build_constructor_from_list): New functions.
820 (build_constructor): Update to take a VEC instead of a TREE_LIST.
821 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
822 Update to cope with VEC in CONSTRUCTOR_ELTS.
823 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
824 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
825 CONSTRUCTOR_APPEND_ELT): New macros.
826 (struct constructor_elt, struct tree_constructor): New data types.
827 (union tree_node): Add tree_constructor field.
828 * treestruct.def: Define TS_CONSTRUCTOR.
829 * varasm.c (const_hash_1, compare_constant, copy_constant,
830 compute_reloc_for_constant, output_addressed_constants,
831 initializer_constant_valid_p, output_constant,
832 array_size_for_constructor, output_constructor): Update to cope with
833 VEC in CONSTRUCTOR_ELTS.
834 * vec.h (VEC_empty, VEC_copy): New macros.
836 2005-07-19 Devang Patel <dpatel@apple.com>
838 * dbxout.c (dbxout_type): Check Objective-C++ lang.
840 2005-07-19 Richard Henderson <rth@redhat.com>
843 * gimplify.c (gimplify_expr): Use main variant type for the temp
844 destination for a discarded volatile read.
845 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
846 casts between non-void types that change volatility.
848 2005-07-15 DJ Delorie <dj@redhat.com>
850 * toplev.h: Add comment about the first parameter for warning().
851 * errors.h: Likewise.
853 * c.opt (Wpragmas): New.
854 * doc/invoke.texi: Document it.
856 * function.c (do_warn_unused_parameter): Add warning control to
858 * c-decl.c (warn_if_shadowing): Likewise.
859 * c-lex.c (cb_def_pragma): Likewise.
860 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
861 (pop_alignment): Likewise.
862 (handle_pragma_pack): Likewise.
863 (apply_pragma_weak): Likewise.
864 (handle_pragma_weak): Likewise.
865 (handle_pragma_redefine_extname): Likewise.
866 (add_to_renaming_pragma_list): Likewise.
867 (handle_pragma_extern_prefix): Likewise.
868 (maybe_apply_renaming_pragma): Likewise.
869 (handle_pragma_visibility): Likewise.
871 * config/c4x/c4x-c.c (BAD): Likewise.
872 (c4x_parse_pragma): Likewise.
873 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
874 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
875 (rs6000_pragma_longcall): Likewise.
876 * config/v850/v850-c.c (pop_data_area): Likewise.
877 (ghs_pragma_section): Likewise.
878 (ghs_pragma_section): Likewise.
879 (ghs_pragma_interrupt): Likewise.
880 (ghs_pragma_starttda): Likewise.
881 (ghs_pragma_startsda): Likewise.
882 (ghs_pragma_startzda): Likewise.
883 (ghs_pragma_endtda): Likewise.
884 (ghs_pragma_endsda): Likewise.
885 (ghs_pragma_endzda): Likewise.
887 2005-07-19 Danny Berlin <dberlin@dberlin.org>
888 Kenneth Zadeck <zadeck@naturalbridge.com>
890 * Makefile.in: Removed tree-promote-statics.c
891 * tree-promote-statics.c: Removed.
892 * common.opt: Removed flag-promote-statics.
894 * passes.c: Removed tree-promote-statics pass.
895 * tree-pass.h: Ditto.
896 * timevar.def: Removed TV_PROMOTE_STATICS.
899 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
901 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
903 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
905 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
908 * c-common.c (check_function_arguments): Call
909 'check_function_format' if either -Wformat or
910 -Wmissing-format-attribute are specified.
911 * c-format.c (check_function_format): Check -Wformat before
912 calling 'check_format_info'.
913 * c-opts.c (c_common_post_options): Don't warn for
914 -Wmissing-format-attribute without -Wformat.
915 * c-typeck.c (convert_for_assignment): Detect additional cases for
916 -Wmissing-format-attribute.
917 * doc/invoke.texi (-Wmissing-format-attribute): Document new
920 2005-07-19 Richard Guenther <rguenther@suse.de>
922 * config/i386/i386.md (lrint<mode>2): Use temporary
923 instead of clobbering non-existent memory.
925 2005-07-19 Nick Clifton <nickc@redhat.com>
927 * config/avr/avr.c (legitimate_address_p): Fix debugging print
928 statement to avoid displaying ASCII control characters.
930 2005-07-19 Ben Elliston <bje@au.ibm.com>
932 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
933 * cfganal.c (find_edge_index): Ditto.
934 * combine.c (combine_instructions): Ditto.
935 * ddg.c (create_scc): Ditto.
936 (find_successors): Ditto.
937 (find_predecessors): Ditto.
938 (find_nodes_on_paths): Ditto.
939 (longest_simple_path): Ditto.
940 * flow.c (update_life_info): Ditto.
941 (count_or_remove_death_notes): Ditto.
942 (clear_log_links): Ditto.
943 * modulo-sched.c (generate_reg_moves): Ditto.
944 (find_max_asap): Ditto.
945 (find_max_hv_min_mob): Ditto.
946 (find_max_dv_min_mob): Ditto.
947 * sbitmap.c (sbitmap_first_set_bit): Ditto.
948 * sched-rgn.c (extract_edgelst): Ditto.
949 * tree-into-ssa.c (prepare_names_to_update): Ditto.
950 (dump_update_ssa): Ditto.
951 (ssa_names_to_replace) Ditto.
952 (switch_virtuals_to_full_rewrite): Ditto.
954 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
956 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
958 Fix PR tree-optimization/22483
960 * tree-complex.c (create_components): Use
961 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
962 * tree-flow-inline.h (fill_referenced_var_vec): New function.
963 * tree-flow.h (safe_referenced_var_iterator): New structure.
964 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
965 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
966 safe_referenced_var iterator.
967 (add_type_alias): Ditto.
969 2005-07-19 Steven Bosscher <stevenb@suse.de>
971 * loop-init.c (rest_of_handle_loop2): Remove.
972 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
973 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
974 (pass_rtl_loop_init, pass_rtl_loop_done,
975 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
976 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
977 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
978 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
979 pass_tree_loop_done, and pass_tree_unswitch.
980 (gate_loop): Rename to gate_tree_loop.
981 * passes.c (init_optimization_passes): Update for renamed tree
982 loop passes. Add the new loop2 passes as subpasses of loop2.
983 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
984 Update for the renamed tree loop passes.
986 2005-07-18 Ian Lance Taylor <ian@airs.com>
989 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
990 blocks when optimizing.
992 2005-07-18 Steve Ellcey <sje@cup.hp.com>
994 * common.opt (frename-registers): Initialize to 2.
996 (fgcse-after-reload): Ditto.
997 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
998 (process_options): Only change flag_web, flag_rename_registers,
999 and flag_rerun_cse_after_loop if not explicitly set by user.
1001 2005-07-18 Jan Beulich <jbeulich@novell.com>
1003 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1004 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1005 in 64-bit mode the same as DImode in 32-bit mode.
1006 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1007 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1008 mode. Add new mode parameter.
1009 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1010 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1011 x86_64_shift_adj): New expanders.
1012 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1013 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1015 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1016 DImode shift splitters.
1017 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1018 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1021 2005-07-18 Jan Beulich <jbeulich@novell.com>
1023 * i386.md (movdi_extzv_1): New.
1024 (zero_extendhidi2): Combine alternatives and never force use of
1026 (zero_extendqidi2): Likewise. Don't restrict input selection.
1028 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1030 Fix PR tree-optimization/22531
1031 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1034 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1036 * tree-promote-statics.c (pass_promote_statics): Change dump file
1039 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1041 * tree-optimize.c (init_tree_optimization_passes): Add
1042 pass_eliminate_useless_stores pass.
1043 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1044 * tree-ssa-pre.c (is_copy_stmt): New function.
1045 (follow_copies_till_vuse): Ditto.
1046 (do_eustores): Ditto.
1047 (gate_eustores): Ditto.
1049 2005-07-16 Richard Henderson <rth@redhat.com>
1051 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1053 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1054 Kenneth Zadeck <zadeck@naturalbridge.com>
1056 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1057 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1058 ipa-type-escape.h, tree-promote-statics.c
1059 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1060 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1061 tree-promote-statics.c: new files.
1062 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1063 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1064 int nonlocal_set_p, mark_constant_function): Deleted.
1065 (rest_of_handle_cfg): Removed call to mark_constant_function.
1066 (nonoverlapping_component_refs_p): Added calls to support
1067 type based aliasing.
1068 * tree-ssa-alias.c (may_alias_p,
1069 compute_flow_insensitive_aliasing): Ditto.
1070 * calls.c (flags_from_decl_or_type): Removed reference to
1072 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1073 too many arguments. This is necessary for Spec 2000.
1074 * cgraph.h (const_function, pure_function): Removed.
1075 * common.opt: Added "fipa-pure-const", "fipa-reference",
1076 "fipa-type-escape", and "ftree-promote-static".
1078 * passes.c: Added ipa and tree-promote-statics passes.
1079 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1080 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1081 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1082 * tree-flow.h: Added exposed sra calls and addition of
1083 reference_vars_info field for FUNCTION_DECLS.
1084 * tree-pass.h: Added passes.
1085 * tree-sra.c: (sra_init_cache): New function.
1086 (sra_insert_before, sra_insert_after) Made public.
1087 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1089 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1090 aliasing. (may_alias_p): Added code to use type escape analysis to
1092 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1093 code to prune clobbers of static variables based on information
1094 produced in ipa-reference pass. Changed call clobbering so that
1095 statics are not marked as clobbered if the call does not clobber
1098 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1100 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1103 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1105 * doc/install.texi (*-*-solaris2*): Document recommended version
1106 of GNU binutils and mention GNU linker problem on Solaris 10.
1108 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1111 * c-decl.c (c_build_bitfield_integer_type): New function.
1112 (finish_struct): Call it.
1113 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1115 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1117 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1120 2005-07-16 Jan Hubicka <jh@suse.cz>
1122 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1123 (scale_bbs_frequencies_int): Watch roundoff errors.
1124 * predict.c (return_prediction): Initialize return_stmt.
1126 2005-07-16 Jan Hubicka <jh@suse.cz>
1128 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1129 after RTL profiling.
1131 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1134 * fold-const.c (build_range_check): Convert high/low to etype
1135 if we are only comparing against exp.
1137 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1139 Fix PR tree-optimization/22376
1140 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1142 (need_to_solve): New function.
1143 (compute_points_to_sets): Use it.
1145 2005-07-15 Jan Hubicka <jh@suse.cz>
1147 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1148 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1150 2005-07-15 Richard Guenther <rguenther@suse.de>
1152 * c-common.c (handle_flatten_attribute): New function.
1153 Add flatten function attribute.
1154 * doc/extend.texi: Document flatten function attribute.
1155 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1156 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1158 (cgraph_decide_inlining): Handle functions with flatten
1161 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1163 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1164 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1165 UNSPEC_XCHG, UNSPEC_AND): New.
1166 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1167 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1168 * config/rs6000/sync.md (FETCHOP): New code macro.
1169 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1171 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1172 (sync_compare_and_swap<mode>): Same.
1173 (sync_lock_test_and_set<mode>): Same.
1174 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1175 for QImode and HImode, and not PPC405.
1176 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1177 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1178 (sync_<fetchop>{si,di}_internal): New.
1179 (sync_nand{si,di}_internal): New.
1180 (sync_old_<fetchop>{si,di}_internal): New.
1181 (sync_old_nand{si,di}_internal): New
1182 (sync_new_<fetchop>{si,di}_internal): New.
1183 (sync_new_nand{si,di}_internal): New.
1184 (atomic_and{si,di}): New.
1185 (sync_new_nand{si,di}_internal): New.
1186 (atomic_and{si,di}): New.
1187 (sync_add<mode>_internal): Delete.
1188 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1189 (sync_sub<mode>_internal): Delte.
1190 (sync_subshort_internal): New.
1191 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1192 (sync_anddi_internal): Delete.
1193 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1194 (sync_booldi_internal): Delete.
1195 (sync_boolc<mode>_internal): Delete.
1196 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1197 (sync_boolc<mode>_internal2): Delete.
1198 (sync_boolcc<mode>_internal): Delete.
1199 (isync, lwsync): Use unspec instead of unspec_volatile.
1200 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1201 Revert UNSPEC_VOLATILE.
1202 (rs6000_split_atomic_op): New.
1203 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1205 2005-07-14 Eric Christopher <echristo@redhat.com>
1207 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1208 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1210 2005-07-14 Eric Christopher <echristo@redhat.com>
1212 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1214 2005-07-14 Steven Bosscher <stevenb@suse.de>
1216 PR tree-optimization/22230
1217 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1218 the computation of the four cross productions for "range op range".
1220 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1221 Ulrich Weigand <uweigand@de.ibm.com>
1224 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1227 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1229 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1231 2005-07-14 Steve Ellcey <sje@cup.hp.com>
1233 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1235 2005-07-14 Richard Guenther <rguenther@suse.de>
1238 * config/i386/i386-protos.h (ix86_function_value): Change
1239 prototype to match new target hook.
1240 * config/i386/i386.c (ix86_value_regno): Change prototype
1241 to take extra type argument.
1242 (TARGET_FUNCTION_VALUE): Define.
1243 (ix86_function_ok_for_sibcall): Pass extra argument to
1244 ix86_value_regno, check return slot rtx for exact match.
1245 (ix86_function_value): Take extra parameter. Dispatch to
1246 ix86_value_regno with fndecl/fntype as provided.
1247 (ix86_value_regno): Handle extra type argument.
1248 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1250 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1251 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1252 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1253 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1254 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1256 2005-07-14 Richard Guenther <rguenther@suse.de>
1258 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1259 * calls.c (expand_call): Pass fntype to hard_function_value.
1260 (emit_library_call_value_1): Likewise.
1261 * explow.c: Include target.h.
1262 (hard_function_value): Take extra argument, the fntype.
1263 Use new target hook for function_value.
1264 * expr.h (hard_function_value): Change prototype.
1265 * function.c (aggregate_value_p): Pass 0 as fntype to
1266 hard_function_value.
1267 (assign_parms): Use new target hook for function_value.
1268 Pass 0 as fntype to hard_function_value.
1269 (expand_function_end): Likewise.
1270 * reg-stack.c: Include target.h.
1271 (stack_result): Use new target hook for function_value.
1272 * target-def.h: New target hook function_value.
1273 * target.h: Likewise.
1274 * targhooks.c (default_function_value): New function.
1275 * targhooks.h (default_function_value): Declare.
1277 2005-07-13 Ian Lance Taylor <ian@airs.com>
1279 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1281 2005-07-14 Jan Hubicka <jh@suse.cz>
1283 * tree-dfa.c (dump_variable): Use default_def function.
1284 * tree-ssa-alias.c (dump_points_to_info): Likewise.
1285 * tree-ssa.c (verify_use): Likewise.
1286 * tree-ssanames.c (release_ssa_name): Likewise.
1287 * tree-tailcall.c (eliminate_tail_call): Likewise.
1288 (tree_optimize_tail_calls_1): Likewise.
1289 * tree-vrp.c (get_value_range): Likewise.
1291 2005-07-14 Ben Elliston <bje@au.ibm.com>
1293 * gcc.c (main): Compare language[0] with '*' when iterating over
1296 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1298 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1299 "s390_emit_compare". Add handling of CCZ1mode.
1300 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1301 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1303 (s390_branch_condition_mask): Add CCZ1mode handling.
1304 * config/s390/s390.md: ("seq", "*seq"): New pattern.
1305 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1306 Use CCZ1mode instead of CCZmode.
1307 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
1309 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1311 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1313 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1315 2005-07-13 Eric Christopher <echristo@redhat.com>
1317 * config/mips/mips.c (mips_canonicalize_comparison): New.
1318 (mips_emit_int_relational): Use.
1320 2005-07-13 Eric Christopher <echristo@redhat.com>
1322 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1324 * config/s390/s390.md: Include tpf.md. Move tpf specific
1326 * config/s390/tpf.md: To here.
1327 * config/s390/s390.opt: Move tpf specific options...
1328 * config/s390/tpf.opt: to here. Add mmain option.
1329 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1330 * config/s390/tpf.h: Rewrite.
1332 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1334 * doc/tm.texi: Remove @xref{Cross-profiling}.
1336 2005-07-13 Jeff Law <law@redhat.com>
1338 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1339 expressions, test their _DECL operands for pointer equality rather
1340 than using operand_equal_p.
1342 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1344 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1345 (TARGET_POSIX_IO): This.
1346 * config/darwin.h: Likewise.
1347 * config/freebsd.h: Likewise.
1348 * config/linux.h: Likewise.
1349 * config/lynx.h: Likewise.
1350 * config/netbsd.h: Likewise.
1351 * config/rs6000/linux64.h: Likewise.
1352 * config/rs6000/linux.h: Likewise.
1353 * config/s390/tpf.h: Likewise.
1354 * config/sh/embed-elf.h: Likewise.
1355 * config/sparc/linux64.h: Likewise.
1356 * config/sparc/linux.h: Likewise.
1357 * config/svr4.h: Likewise.
1358 * gcov-io.h: Likewise.
1360 * doc/tm.texi: Updated.
1362 * libgcov.c (create_file_directory): Defined only if
1363 TARGET_POSIX_IO is defined.
1364 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1367 2005-07-13 Jan Hubicka <jh@suse.cz>
1369 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1371 2005-07-13 David Edelsohn <edelsohn@gnu.org>
1373 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1374 structure as argument.
1376 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
1378 PR tree-optimization/21921
1379 * tree-iterator.c (tsi_link_before): Support the case when
1380 tsi_end_p (tsi) == true.
1382 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1384 PR tree-optimization/22442
1385 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1388 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1390 PR rtl-optimization/20376
1391 * toplev.c (process_options): Enable -fweb and -frename-registers when
1393 * doc/invoke.texi: Update the information about when -fweb and
1394 -frename-registers are enabled.
1396 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1399 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1400 if *rhs_p is not a SSA_NAME.
1402 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
1404 Fix PR tree-optimization/22422
1405 * tree-ssa-structalias.c (struct variable_info): Add flag for
1407 (get_varinfo): Now a static function.
1408 (new_varinfo): init has_union and is_special_var to false.
1409 (solution_set_add): Check has_union.
1410 (do_da_constraint): Move temporary variable so it gets reset
1412 Also check for special variable.
1413 (do_ds_constraint): Ditto.
1414 (do_sd_constraint): Ditto.
1415 (do_structure_copy): Check for special variable.
1416 (find_func_aliases): Ditto.
1417 (init_base_vars): Set special vars properly.
1419 2005-07-13 Jan Hubicka <jh@suse.cz>
1421 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1424 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1425 (get_expr_operands): Fix thinko wrt flags and subvars.
1427 PR tree-optimize/22379
1428 * tree-inline.c (expand_call_inline): Do not output sorry in early
1431 2005-07-12 Dale Johannesen <dalej@apple.com>
1433 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
1435 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1438 * host-linux.h: Include limits.h.
1440 2005-07-12 Dale Johannesen <dalej@apple.com>
1442 * expr.c (compress_float_constant): Add cost check.
1443 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
1445 2005-07-12 Dale Johannesen <dalej@apple.com>
1447 * gcc.target/i386/compress-float-sse.c: New.
1448 * gcc.target/i386/compress-float-sse-pic.c: New.
1449 * gcc.target/i386/compress-float-387.c: New.
1450 * gcc.target/i386/compress-float-387-pic.c: New.
1451 * gcc.dg/compress-float-ppc.c: New.
1452 * gcc.dg/compress-float-ppc-pic.c: New.
1454 2005-07-12 Eric Christopher <echristo@redhat.com>
1456 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1458 * config/s390/s390.md: Include tpf.md. Move tpf specific
1460 * config/s390/tpf.md: To here.
1461 * config/s390/s390.opt: Move tpf specific options...
1462 * config/s390/tpf.opt: to here. Add mmain option.
1463 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1464 * config/s390/tpf.h: Rewrite.
1466 2005-07-12 Eric Christopher <echristo@redhat.com>
1468 * gcc.c (struct infile): Update comment for language.
1469 (main): Rewrite input file resetting code.
1471 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1474 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1475 requiring a cast in a non RHS of modify_expr. Add a cast when required.
1476 (lookup_avail_expr): Use constant_boolean_node instead
1477 of boolean_false_node/boolean_true_node.
1479 2005-07-12 Ben Elliston <bje@au.ibm.com>
1481 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1482 and use it when printing num_edges.
1484 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1486 * doc/extend.texi (Blackfin Built-in Functions): New section.
1487 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1490 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1492 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1493 s/cmpstrsi/cmpstrnsi
1494 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1496 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1497 (init_optabs): Initialize cmpstrn_optab.
1498 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1499 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1500 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1501 * config/i386/i386.md: s/cmpstr/cmpstrn
1502 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1503 * doc/md.texi: Update documentation.
1505 2005-07-11 Richard Henderson <rth@redhat.com>
1507 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1508 build_va_arg_indirect_ref.
1509 (alpha_gimplify_va_arg): Likewise.
1510 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1511 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1512 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1513 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1514 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1515 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1517 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1519 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1521 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1522 * passes.c (init_optimization_passes): Add pass_empty_loop.
1523 * tree-pass.h (pass_empty_loop): Declare.
1524 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1525 try_remove_empty_loop, remove_empty_loops): New functions.
1526 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1527 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1529 2005-07-12 Peter Barada <peter@the-baradas.com>
1533 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1534 in address registers.
1535 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1536 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1537 alternative of addsi3_5200.
1539 2005-07-11 Ian Lance Taylor <ian@airs.com>
1541 * config/mips/mips.md (ffs<mode>2): Remove.
1543 2005-07-11 Ian Lance Taylor <ian@airs.com>
1545 * doc/tree-ssa.texi (Cleanups): Improve description of
1547 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1549 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1551 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1552 * tree.h (DECL_ARGUMENT_FLD): New macro.
1554 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1556 Fix PR tree-optimization/22404
1558 * tree-ssa-structalias.c (create_variable_info_for): Use
1561 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1563 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1564 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1565 for second comparison operand.
1566 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1568 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1569 (define_insn_reservation "alu"): Likewise.
1570 (csync, ssync): Now of type sync.
1571 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1572 -mcsync-anomaly -mspecld-anomaly.
1573 * config/bfin/bfin.opt (mcsync): Remove.
1574 (mcsync-anomaly, mspecld-anomaly): Add.
1575 * config/bfin/bfin.c: Include "insn-codes.h".
1576 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1577 (TARGET_DEFAULT_TARGET_FLAGS): New.
1578 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1580 2005-07-11 Steven Bosscher <stevenb@suse.de>
1582 * basic-block.h: Give the BB flags enum a name, bb_flags.
1583 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1584 * cfgcleanup.c (enum bb_flags): Remove here.
1585 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1586 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1587 (update_forwarder_flag): Likewise.
1588 (thread_jump): Likewise.
1589 (try_forward_edges): Likewise.
1590 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1591 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1592 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1594 2005-07-11 Richard Guenther <rguenther@suse.de>
1596 * config/i386/i386.opt: New target option -msseregparm.
1597 * config/i386/i386.c (override_options): Error out for
1598 -msseregparm but no SSE support.
1599 (ix86_function_sseregparm): Check for global sseregparm.
1600 * doc/invoke.texi: Document -msseregparm.
1602 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1604 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1605 (m32rle-*-linux*): Ditto.
1607 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1609 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1610 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1613 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1617 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1618 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1620 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1622 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1623 (varmap): Heapify varmap.
1624 (constraints): Heapify constraints.
1625 (struct constraint_graph): Heapify succs and preds.
1626 (constraint_vec_find): Update for heapification.
1627 (constraint_set_union): Ditto.
1628 (insert_into_complex): Ditto.
1629 (constraint_edge_vec_find): Ditto.
1630 (erase_graph_self_edge): Ditto.
1631 (add_graph_edge): Ditto.
1632 (get_graph_weights): Ditto.
1633 (merge_graph_nodes): Ditto.
1634 (build_constraint_graph): Ditto.
1635 (topo_visit): Ditto.
1636 (solve_graph): Ditto.
1637 (create_variable_info_for): Ditto.
1638 (init_base_vars): Ditto.
1639 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1640 (condese_varmap_nodes): Free complex vector.
1641 (clear_edges_for_node): Clear succs and preds vector.
1643 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1645 * tree-ssa-structalias.c (update_alias_info): Change counting of
1646 references to not include vdefs.
1648 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1650 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1653 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1655 * pa.c (pa_commutative_p): Make PLUS commutative when
1656 TARGET_NO_SPACE_REGS is true.
1658 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1660 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1661 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1662 * tree-dfa.c (dump_subvars_for): New.
1663 (debug_subvars_for): New.
1664 (dump_variable): Show subvariables if VAR has them.
1665 * tree-flow-inline.h (get_subvar_at): New.
1666 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1667 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1669 (struct subvar): Change fields offset and size to unsigned
1671 (dump_subvars_for): Declare.
1672 (debug_subvars_for): Declare.
1673 (get_subvar_at): Declare.
1674 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1675 to unsigned HOST_WIDE_INT *.
1676 (overlap_subvar): Likewise.
1677 * tree-gimple.c (is_gimple_reg): Always return false for
1678 SFTs and memory tags.
1679 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1681 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1682 (compute_may_aliases): Call compute_points_to_sets.
1683 (collect_points_to_info_for): Remove.
1684 (compute_points_to_and_addr_escape): Remove.
1685 (delete_alias_info): Call delete_points_to_sets.
1686 (compute_flow_sensitive_aliasing): If the call to
1687 find_what_p_points_to returns false, call set_pt_anything.
1688 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1689 (set_pt_anything): Clear pi->pt_vars.
1690 (set_pt_malloc): Remove.
1691 (merge_pointed_to_info): Remove.
1692 (add_pointed_to_expr): Remove.
1693 (add_pointed_to_var): Remove.
1694 (collect_points_to_info_r): Remove.
1695 (is_escape_site): Make extern.
1697 (create_overlap_variables_for): Call it.
1698 * tree-ssa-copy.c (merge_alias_info): Never merge
1699 flow-sensitive alias information.
1700 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1701 offset and size to be unsigned HOST_WIDE_INT.
1702 (add_to_addressable_set): Rename from note_addressable.
1703 Set TREE_ADDRESSABLE as the variables are added to the set.
1705 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1706 operands into VUSEs when adding V_MAY_DEFs for members in an
1708 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1709 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1710 (struct variable_info): Add bitfield is_heap_var.
1711 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1712 (new_var_info): Initialize is_heap_var.
1713 (get_constraint_for): Add HEAP variables to the symbol table.
1714 Mark them with is_heap_var.
1715 (update_alias_info): New. Taken mostly from the old
1716 compute_points_to_and_addr_escape.
1717 (handle_ptr_arith): New.
1718 (find_func_aliases): Call update_alias_info.
1719 Call handle_ptr_info for tcc_binary expressions.
1720 Call mark_stmt_modified.
1721 (create_variable_info_for): If DECL has subvars, do not create
1722 variables for its subvars. Always add all the fields.
1723 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1724 SFTs, then add all the SFTs of the structure.
1725 If VI->DECL is an aggregate with subvariables, add the SFT at
1727 (find_what_p_points_to): If VI is an artificial variable,
1728 translate to bitfields in SSA_NAME_PTR_INFO.
1729 If the solution is empty, set pi->pt_vars to NULL
1730 (init_base_vars): Create ANYOFFSET.
1731 (compute_points_to_sets): Rename from create_alias_vars.
1733 (pass_build_pta): Remove.
1734 (delete_points_to_sets): Rename from delete_alias_vars.
1735 (pass_del_pta): Remove.
1736 * tree-ssa-structalias.h (struct alias_info): Move from
1738 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1739 NUM_REFERENCES_SET): Likewise.
1740 (compute_points_to_sets, delete_points_to_sets): Declare.
1742 2005-07-09 Richard Henderson <rth@redhat.com>
1744 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1745 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1746 alpha_split_lock_test_and_set_12): New functions.
1747 * config/alpha/alpha-protos.h: Update.
1748 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1749 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1750 * config/alpha/sync.md (I12MODE): New.
1751 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1752 (sync_<fetchop_name><I48MODE>): Likewise.
1753 (sync_nand<I48MODE>): Likewise.
1754 (sync_old_<fetchop_name><I48MODE>): Likewise.
1755 (sync_new_<fetchop_name><I48MODE>): Likewise.
1756 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1757 (sync_compare_and_swap<I48MODE>): Likewise.
1758 (sync_lock_test_and_set<I48MODE>): Likewise.
1759 (sync_compare_and_swap<I12MODE>): New.
1760 (sync_compare_and_swap<I12MODE>_1): New.
1761 (sync_lock_test_and_set<I12MODE>): New.
1762 (sync_lock_test_and_set<I12MODE>_1): New.
1764 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1768 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1770 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1772 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1773 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1775 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1778 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1780 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1782 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1783 memory_operand constraint.
1784 (store_conditional_<mode>): Same.
1785 (sync_compare_and_swap<mode>): Same.
1786 (sync_lock_test_and_set<mode>): Same.
1788 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1790 Rewrite PIC support to more closely model actual instructions.
1791 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1792 (cris_symbol): Remove prototypes for removed functions.
1793 (cris_pic_symbol_type_of, cris_valid_pic_const)
1794 (cris_expand_pic_call_address): Prototypes for new functions.
1795 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1797 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1799 <case ':'>: Add case for new punctuation character.
1800 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1801 emitting (extra) PIC modifier.
1802 <case UNSPEC>: Do not assert for PLT.
1803 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1804 (cris_expand_prologue, cris_expand_epilogue): Check
1805 for pic_offset_table_rtx usage instead of taking
1806 current_function_uses_pic_offset_table as the final word.
1807 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1808 Remove flag_pic difference.
1809 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1810 the moral equivalents of...
1811 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1813 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1814 (cris_handle_option): Mark ARG as unused.
1815 (cris_expand_pic_call_address): New worker function for "call",
1817 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1818 output PIC constructs here.
1819 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1820 as symbol-specific modifers, not whole or part of operands.
1821 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1822 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1823 constants and flag_pic.
1824 (CONSTANT_INDEX_P): Adjust for new functions.
1825 (enum cris_pic_symbol_type): New helper type.
1826 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1827 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1828 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1830 ("movsi"): Emit actual instructions for GOT and relative access.
1831 ("*movsi_got_load"): New pattern to set up the register holding
1833 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1834 Adjust FIXME for 'S'.
1835 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1836 Use "movs" for -fpic cases.
1837 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1838 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1839 ("call", "call_value"): Just call cris_expand_pic_call_address for
1841 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1842 Remove special pattern.
1843 ("*expanded_call_side", "*expanded_call_value_side"): New
1845 (gotplt-to-plt, gotplt-to-plt-side-call)
1846 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1848 * config/cris/cris/predicates.md
1849 ("cris_general_operand_or_gotless_symbol"): Remove unused
1851 ("cris_general_operand_or_symbol"): Adjust for new functions.
1853 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1855 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1857 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1859 * Makefile.in (TREE_H): Add treestruct.def.
1860 (c-decl.o): Add pointer-set.h
1861 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1862 visibility on regular DECL's.
1863 (merge_decls): Fix the copying of decl nodes of various types for
1864 the new structures. Don't update RTL, section name, weak status,
1865 etc, on DECL's without RTL.
1866 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1867 Don't check volatile on non-variable types.
1868 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1869 to check whether we have seen arguments.
1870 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1871 flag is checked before field (flag is common, field is not).
1872 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1873 TS_DECL_COMMON could have an origin.
1874 (add_location_or_const_value_attribute): Don't check section name
1875 on non-var/function decls.
1876 (dwarf2out_var_location): Reverse order of tests.
1877 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1878 with DECL_WRTL_CHECK.
1879 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1880 * fold-const.c (fold_binary): Don't check weakness on
1881 non-var/function decls.
1882 (tree_expr_nonzero_p): Ditto.
1883 (fold_checksum_tree): Use tree_decl_extra as sizeof
1885 * ggc-page.c (extra_order_size_table): Add sizes for
1886 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1888 * gimplify.c (gimplify_bind_expr): Only set
1889 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1890 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1892 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1893 * langhooks.h (init_ts). New langhook.
1894 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1895 * print-tree.c (print_node): Update to only print fields that
1896 exist in the structures the passed decl has.
1897 * toplev.c (wrapup_global_declarations): Don't reset
1898 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1899 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1900 * tree-inline.c (remap_decl): Ditto.
1901 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1902 * tree-pretty-print.c (print_declaration): Don't print
1903 DECL_REGISTER on things that don't contain it.
1904 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1905 non-var/function decls.
1906 * tree.c (tree_contains_struct): New structure.
1907 (init_priority_for_decl): New hashtable.
1908 (tree_int_map): New structure.
1909 (tree_int_map_eq): New function.
1910 (tree_int_map_marked_p): Ditto.
1911 (tree_int_map_hash): Ditto.
1912 (tree_map): Move to tree.h.
1913 (tree_map_eq): Externalize.
1914 (tree_map_hash): Ditto.
1915 (tree_map_marked_p): Ditto.
1916 (init_ttree): Set up tree_contains_struct and call langhook.
1917 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1918 (tree_code_size): Update for new structures.
1919 (tree_node_structure): Update for new structures.
1920 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1922 (copy_node_stat): Copy init priority.
1923 (build_decl_stat): Ditto for visibility.
1924 (ts_enum_names): New.
1925 (tree_contains_struct_check_failed): New function.
1926 (decl_init_priority_lookup): Ditto.
1927 (decl_init_priority_insert): Ditto.
1928 * treestruct.def: New file.
1929 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1930 (CONTAINS_STRUCT_CHECK): Ditto.
1931 (tree_contains_struct_check_failed): New prototype.
1932 (DECL_CHECK): Removed.
1933 (DECL_MINIMAL_CHECK): New.
1934 (DECL_COMMON_CHECK): Ditto.
1935 (DECL_WRTL_CHECK): Ditto.
1936 (DECL_NON_COMMON_CHECK): Ditto.
1937 (DECL_WITH_VIS_CHECK): Ditto.
1938 (VAR_OR_FUNCTION_DECL_P): Ditto
1939 (struct tree_decl_minimal): New structure.
1940 (struct tree_decl_common): Ditto.
1941 (struct tree_decl_with_rtl): Ditto.
1942 (struct tree_decl_with_vis): Ditto.
1943 (struct tree_decl_non_common): Ditto.
1944 (struct tree_field_decl): Ditto.
1945 (struct tree_parm_decl): Ditto.
1946 (struct tree_var_decl): Ditto.
1947 (struct tree_function_decl): Ditto.
1948 (struct tree_const_decl): Ditto.
1949 (struct tree_result_decl): Ditto.
1950 (union tree_node): Add new structures.
1951 * var-tracking.c (track_expr_p): Reverse order of tests.
1953 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1955 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1957 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1958 * system.h: Poison FINALIZE_PIC.
1959 * doc/tm.texi (FINALIZE_PIC): Remove.
1961 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1964 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1965 to the correct type if we have a MODIFY_EXPR.
1967 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1969 PR tree-optimization/22360
1970 * tree.c (upper_bound_in_type): Fix calculations for casting
1971 to a non-wider signed type and casting a signed value to a
1972 wider unsigned type.
1973 (lower_bound_in_type): Fix calculations for casting to a
1974 non-wider signed type.
1976 PR tree-optimization/20139
1977 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1979 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1980 fold_cond_expr_cond.
1981 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1982 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1984 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1987 * tree-complex.c (expand_complex_libcall): Produce
1988 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1990 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1992 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1993 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1994 b" assert and inserted fastpath code for this case.
1995 (bitmap_ior): Removed "a != b" assert.
1997 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1999 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2000 (ENDFILE_SPEC): Likewise.
2001 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2003 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2004 a large stack frame at epilogue.
2006 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2008 * final.c: Include sdbout.h when required.
2010 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2012 * config.gcc (*-*-darwin*): Only one target-specific header file
2014 (powerpc-*-darwin*): Add version-specific header files.
2015 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2016 * config.in: Regenerate.
2017 * configure: Regenerate.
2018 * gcc.c: Include xregex.h.
2019 (version_compare_spec_function): New.
2020 (spec_function): Add version-compare.
2021 (replace_outfile_spec_function): Reformat comment.
2022 (compare_version_strings): New.
2023 * config/darwin-c.c (version_as_macro): New.
2024 (builtin_define): New.
2025 (darwin_cpp_builtins): New.
2026 * config/darwin-protos.h (darwin_cpp_builtins): New.
2027 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2028 (LIB_SPEC): Make unconditional, update comment.
2029 (TARGET_C99_FUNCTIONS): Define.
2030 * config/darwin.opt: Sort.
2031 (mmacosx-version-min=): New.
2032 * config/darwin7.h: Delete.
2033 * config/darwin8.h: Delete.
2034 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2035 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2036 (TARGET_C99_FUNCTIONS): Define.
2037 * config/rs6000/darwin7.h: New.
2038 * config/rs6000/darwin8.h: New.
2039 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2040 (-mmacosx-version-min): Document.
2042 2005-07-07 Ian Lance Taylor <ian@airs.com>
2044 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2046 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2049 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2051 2005-07-07 Khem Raj <kraj@mvista.com>
2053 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2054 in bytes, not words.
2056 2005-07-07 Paul Brook <paul@codesourcery.com>
2058 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2059 DEFAULT_FUNCTION_ARG_PADDING to upward.
2061 2005-07-07 Richard Henderson <rth@redhat.com>
2063 * function.c (locate_and_pad_parm): Record parameter alignment in
2064 stack_alignment_needed.
2066 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2068 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2069 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2070 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2071 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2072 (define_attr "type"): Add isync, sync, load_l, store_c.
2073 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2074 Create scratch volatile MEM.
2075 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2077 (load_locked_<mode>): New.
2078 (store_conditional_<mode>): New.
2079 (sync_compare_and_swap<mode>): Replace with splitter.
2080 (sync_lock_test_and_set<mode>): Replace with splitter.
2081 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2083 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2084 is ics. Attribute isync.
2085 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2087 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2088 and UNSPECV_SYNC_OP.
2089 (emit_unlikely_jump): New.
2090 (emit_load_locked): New.
2091 (emit_store_conditional): New.
2092 (rs6000_split_compare_and_swap): New.
2093 (rs6000_split_lock_test_and_set): New.
2094 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2095 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2096 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2097 rs6000_split_lock_test_and_set): Declare.
2098 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2099 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2100 store_c, isync, sync.
2102 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2104 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2105 filenames to gtyp-gen.h.
2106 (s-typ-gen): Use it in place of for loops.
2108 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2110 * hooks.c (hook_bool_rtx_int_false): New function.
2111 * hooks.h (hook_bool_rtx_int_false): Declare.
2112 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2113 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2114 * target.h (struct gcc_target): Add commutative_p member.
2115 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2116 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2117 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2118 (pa_commutative_p): New function.
2119 * jump.c (target.h): Include.
2120 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2121 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2123 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2125 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2126 (s390_expand_setmem): New.
2127 * config/s390/s390.c: Likewise.
2128 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2130 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2131 general_operand. Call new function "s390_expand_setmem".
2132 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2133 ("setmem_long", "*setmem_long"): ... this.
2135 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2137 * config/s390/s390.c: (optimization_options): Enable
2138 TARGET_MVCLE at -Os.
2139 * doc/invoke.texi: Document changes in default behaviour.
2140 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2142 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2144 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2145 defined by back-end.
2147 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2149 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2150 all sets in the pattern.
2151 * config/rs6000/rs6000.md (stack_protect_testsi,
2152 stack_protect_testdi): Likewise.
2154 2005-07-06 Jeff Law <law@redhat.com>
2156 * tree-vrp.c (simplify_using_ranges): Kill.
2157 (vrp_finalize): Remove call to simplify_using_ranges.
2158 (simplify_stmt_using_ranges): New function extracted from
2159 simplify_using_ranges.
2160 (simplify_div_or_mod_using_ranges): Likewise.
2161 (simplify_abs_using_ranges): Likewise.
2162 (simplify_cond_using_ranges): New function.
2163 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2164 * tree-ssa-propagate.c (substitute_and_fold): Call
2165 simplify_stmt_using_ranges if we have range information.
2167 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2169 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2170 ia64_flag_schedule_isns2.
2172 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2173 reading/writing general registers.
2174 (ia64_function_arg): Revert 2005-06-18 change.
2176 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2178 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2179 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2181 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2183 * function.c (expand_function_end): Revert part of 2005-06-27
2184 patch. Do sjlj_emit_function_exit_after after return_label.
2186 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2188 * doc/install.texi (--disable-libssp): New.
2190 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2192 * doc/invoke.texi: Update -fforce-mem documentation.
2193 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2194 code for -fforce-mem.
2195 * expmed.c: (store_bit_field,store_fixed_bit_field,
2196 extract_bit_field): Ditto.
2197 * expr.c: (convert_move): Ditto.
2198 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2199 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2200 emit_conditional_add,expand_float,expand_fix): Ditto.
2201 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2202 (common_handle_option): Issue warning when -fforce-mem specified.
2204 2005-07-06 Paul Brook <paul@codesourcery.com>
2206 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2208 * configure: Regenerate.
2210 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2212 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2214 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2216 Fix PR tree-optimization/22319
2217 Fix PR tree-optimization/22140
2218 Fix PR tree-optimization/22310
2220 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2221 variable sized types.
2222 Use correct type for intermediate structure on *a = *b structure
2225 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2227 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2229 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2230 (machine_function): Move typedef to...
2231 * config/rs6000/rs6000.c (machine_function): ... here. Add
2232 varargs_save_offset field.
2233 (rs6000_stack_t): Remove varargs_size field.
2234 (setup_incoming_varargs): Allocate varargs save area using
2235 assign_stack_local, try to make it as small as possible.
2236 Save offset from virtual_stack_vars_rtx to the save area
2237 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
2238 instead of magic 8 when fp word byte size is used.
2239 (rs6000_va_start): Use cfun->machine->varargs_save_offset
2240 instead of -RS6000_VARARGS_SIZE.
2241 (rs6000_stack_info, debug_stack_info,
2242 rs6000_initial_elimination_offset): Remove all traces of
2244 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2245 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2246 RS6000_VARARGS_AREA.
2248 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
2250 PR tree-optimization/21963
2251 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2252 constant_multiple_of in the same way get_computation_cost_at does.
2254 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2256 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2257 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2258 (gen_compare_reg): If sparc_compare_emitted is set, clear it
2259 and return its previous value.
2260 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2261 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2263 (stack_protect_set, stack_protect_test): New expanders.
2264 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2265 stack_protect_testdi): New insns.
2266 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2267 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2269 2005-07-06 Jeff Law <law@redhat.com>
2271 * tree-ssa-dce.c (cfg_altered): New global.
2272 (tree_dce_init): Initialize cfg_altered.
2273 (remove_dead_stmt): If we remove an edge in the CFG, then set
2275 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2278 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2280 * Makefile.in (stamp-collect-ld): Use
2281 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
2282 ./collect-ld if it already exists.
2283 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2284 Don't remove ./nm if it already exists.
2286 2005-07-05 Devang Patel <dpatel@apple.com>
2288 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2289 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2290 * tree-vectorizer.c (vect_loop_location): New.
2291 (vect_print_dump_info): Use vect_loop_location.
2292 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2293 (vectorize_loops): Set vect_loop_location.
2294 * tree-vect-analyze.c (vect_analyze_offset_expr,
2295 vect_determin_vectorization_factor, vect_analyze_operations,
2296 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2297 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2298 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2299 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2300 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2301 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2302 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2303 vect_analyze_loop): Adjust vect_print_dump_info API.
2304 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2305 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2306 vect_finish_stmt_generation, vectorizable_assignment,
2307 vectorizable_operation, vectorizable_store, vectorizable_load,
2308 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2309 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2310 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2311 vect_transform_loop): Same.
2312 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2313 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2316 2005-07-05 Randolph Chung <tausq@debian.org>
2318 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2319 * configure: Regenerate.
2320 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2321 (pa_tls_referenced_p): Declare.
2322 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2323 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2324 (legitimize_tls_address): New.
2325 (hppa_legitimize_address): Handle TLS addresses.
2326 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2327 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2328 (emit_move_sequence): Handle TLS addresses.
2329 (pa_encode_section_info): Call default handler to handle common
2331 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2332 (CONSTANT_ADDRESS_P): Reject TLS operands.
2333 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2334 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2335 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2336 (UNSPEC_TLSLE): Define new constants.
2337 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2338 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2339 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2340 (tie_symbolic_operand, tle_symbolic_operand): New
2342 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
2344 * aclocal.m4: Update macros for autoconf 2.59 style.
2345 * configure.ac: Likewise.
2347 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2349 * pa.c (function_value): Handle small aggregates on 32-bit targets.
2350 (function_arg): Pass small aggregates in general registers on 32-bit
2352 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2354 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
2356 * Makefile.in (final.o): Fix dependencies.
2358 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2362 * langhooks.h (struct lang_hooks): Add expr_to_decl.
2363 * langhooks.c (lhd_expr_to_decl): New.
2364 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2366 (LANG_HOOKS_INITIALIZER): Update.
2367 * tree.c (recompute_tree_invarant_for_addr_expr): Call
2368 expr_to_decl langhook.
2369 * c-tree.h (c_expr_to_decl): Declare.
2370 * c-typeck.c (c_expr_to_decl): New.
2371 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2373 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2375 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2378 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2379 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2381 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
2383 * Makefile.in: Adjust dependencies.
2384 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2385 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2386 * alias.c (rest_of_handle_cfg, pass_cfg): New.
2387 * bb-reorder.c (duplicate_computed_gotos): Make it static.
2388 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2389 rest_of_compilation.
2391 * bb-reorder.c (gate_duplicate_computed_gotos,
2392 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2393 rest_of_handle_reorder_blocks, pass_reorder_blocks,
2394 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2395 pass_partition_blocks): New.
2396 * bt-load.c (gate_handle_branch_target_load_optimize,
2397 rest_of_handle_branch_target_load_optimize,
2398 pass_branch_target_load_optimize): New.
2399 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2401 * cfglayout.c (pass_insn_locators_initialize): New.
2402 * cfgrtl.c (pass_free_cfg): New.
2403 * combine.c (gate_handle_combine, rest_of_handle_combine,
2405 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2406 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2407 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2408 * except.c (pass_set_nothrow_function_flags,
2409 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2411 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2412 rest_of_handle_shorten_branches, pass_shorten_branches,
2413 rest_of_clean_state, pass_clean_state): New.
2414 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2415 rest_of_handle_remove_death_notes, pass_remove_death_notes,
2416 rest_of_handle_life, pass_life, rest_of_handle_flow2,
2418 * function.c (pass_instantiate_virtual_regs, pass_init_function,
2419 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2420 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2421 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2423 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2424 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2425 pass_rtl_ifcvt, gate_handle_if_after_combine,
2426 rest_of_handle_if_after_combine, pass_if_after_combine,
2427 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2428 pass_if_after_reload): New.
2429 * integrate.c (pass_initial_value_sets): New.
2430 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2431 pass_purge_lineno_notes): New.
2432 * mode-switching.c (rest_of_handle_mode_switching,
2433 pass_mode_switching): New.
2434 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2435 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2437 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2438 pass_loop_optimize): New.
2439 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2441 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2443 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2444 pass_postreload_cse): New.
2445 * profile.c (gate_handle_profiling, pass_profiling,
2446 rest_of_handle_branch_prob, pass_branch_prob): New.
2447 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2448 pass_split_before_regstack, gate_handle_split_before_regstack,
2449 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2450 rest_of_handle_split_all_insns, pass_split_all_insns): New.
2451 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2452 pass_stack_regs): New.
2453 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2454 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2455 pass_stack_adjustments): New.
2456 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2457 pass_regrename): New.
2458 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2459 pass_delay_slots, gate_handle_machine_reorg,
2460 rest_of_handle_machine_reorg, pass_machine_reorg): New.
2461 * rtl.h (extern void purge_line_number_notes): New.
2462 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2463 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2465 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2467 * value-prof.c (gate_handle_value_profile_transformations,
2468 rest_of_handle_value_profile_transformations,
2469 pass_value_profile_transformations): New.
2470 * var-tracking.c (gate_handle_var_tracking,
2471 pass_variable_tracking): New.
2472 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2474 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2475 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2476 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2477 rest_of_handle_old_regalloc, rest_of_handle_regrename,
2478 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2479 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2480 rest_of_handle_gcse2, rest_of_handle_regmove,
2481 rest_of_handle_tracer, rest_of_handle_if_conversion,
2482 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2483 rest_of_handle_web, rest_of_handle_branch_prob,
2484 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2485 rest_of_handle_jump_bypass, rest_of_handle_combine,
2486 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2487 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2488 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2489 rest_of_handle_mode_switching, rest_of_handle_jump,
2490 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2491 rest_of_handle_flow2, rest_of_handle_jump2,
2492 rest_of_handle_peephole2, rest_of_handle_postreload,
2493 rest_of_handle_shorten_branches, rest_of_clean_state,
2494 rest_of_compilation): Remove.
2496 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2497 * passes.c (dump_flags, in_gimple_form, all_passes,
2498 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2499 register_dump_files, next_pass_1, last_verified, execute_todo,
2500 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2501 from tree-optimize.c.
2502 (init_optimization_passes): Moved from tree-optimize.c,
2503 adding the RTL optimizations.
2504 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2505 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2506 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2507 register_dump_files, next_pass_1, last_verified, execute_todo,
2508 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2509 init_tree_optimization_passes, ipa_passes): Delete.
2510 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2512 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2513 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2515 (ipa_passes): Remove.
2516 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2517 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2518 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2519 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2520 (dump_info_p, dump_flag): Moved to tree-dump.h.
2522 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2524 * passes.c (finish_optimization_passes): Use dump_begin
2525 and dump_end, TDI_end.
2526 (gate_rest_of_compilation): New.
2527 (pass_rest_of_compilation): Use it.
2528 (gate_postreload, pass_postreload): New.
2529 * toplev.c (general_init): Rename init_tree_optimization_passes.
2530 * toplev.h (init_tree_optimization_passes): Rename to
2531 init_optimizations_passes.
2532 * tree-dump.c (dump_flag): Make static.
2533 (dump_files): Remove RTL dumps.
2534 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2535 pass_cleanup_cfg, pass_free_cfg_annotations,
2536 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2537 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2538 * tree-pretty-print.c: Include tree-pass.h.
2539 * cgraph.c: Include tree-dump.h.
2541 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2543 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2544 Only fall back to saying it points to readonly memory if
2547 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2549 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2550 * config/m32r/m32r.c (m32r_compute_frame_size,
2551 m32r_expand_prologue): Take current_function_profile into
2552 account whenever we reference
2553 current_function_uses_pic_offset_table.
2554 (m32r_finalize_pic): Remove.
2555 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2557 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2559 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2560 instead of $<. Don't remove ./as if it already exists.
2562 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2565 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2566 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2567 for complex modes when generating code for PA 1.0.
2568 (VALID_FP_MODE_P): New macro.
2569 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2570 sets for all general and floating point modes. Align wide floating
2571 point modes to even register boundaries to comply with architectural
2573 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2574 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2575 (VALID_FP_MODE_P): New macro.
2576 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2577 sets for all general and floating point modes. Align wide floating
2578 point modes to even register boundaries to comply with architectural
2581 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2583 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2586 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2588 * tree-ssa-structalias.c: Don't include expr.h.
2590 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2592 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2595 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2597 Fix PR tree-optimization/22279
2599 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2602 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2604 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2606 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2608 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2609 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2610 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2611 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2612 config/stormy16/stormy16.c, config/v850/v850.c,
2613 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2614 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2615 Avoid "." or "\n" at end of diagnostics and capital letters at
2616 start of diagnostics.
2617 * combine.c, cse.c: Don't translate dump file output.
2618 * toplev.c (print_version): Only translate output if going to
2621 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2623 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2624 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2627 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2629 * pa.c (fix_range): Fix typo in comment.
2631 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2633 * tree-vrp.c (extract_range_from_assert): Replace
2634 fold (build (...)) with fold_build2.
2636 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2638 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2639 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2640 (format_types_orig, handle_format_attribute): Add support for
2643 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2645 * varasm.c (assemble_variable): Fix format specifier thinko.
2647 2005-07-03 Ira Rosen <irar@il.ibm.com>
2649 PR tree-optimization/22029 (and 22135)
2650 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2651 a phi node before calling dump_vops.
2653 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2655 * tree-dump.h (dump_string_field): Declare.
2656 * tree-dump.c: Use it instead of dump_string.
2657 (dump_string_field): Make non-static.
2659 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2661 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2662 up the minimal CFG stuff always when optimize > 0. Call
2663 split_all_insns_noflow in PIC case if needed.
2665 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2666 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2669 * c-decl.c (c_write_global_declarations): Dump contents of
2671 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2672 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2673 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2674 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2677 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2679 * c-common.h (GCC_DIAG_STYLE): Define.
2680 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2681 version for format checking to 4.1.
2682 * c-format.c: Include toplev.h after c-common.h.
2683 (enum format_type): Add gcc_tdiag_format_type.
2684 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2685 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2686 (format_types_orig): Add gcc_tdiag.
2687 (init_dynamic_diag_info): Support gcc_tdiag formats.
2688 (handle_format_attribute): Likewise.
2689 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2690 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2691 version for format checking to 4.1.
2692 (warning0, warning, error, pedwarn, sorry): Use
2694 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2695 (finish_aliases_1): Do not use %qE.
2696 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2697 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2698 Correct format bugs.
2699 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2700 parameter to unsigned HOST_WIDE_INT.
2701 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2703 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2706 * expr.c (write_complex_part): Use adjust_address for MEM.
2707 (read_complex_part): Same.
2709 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2711 Fix PR tree-optimization/22280
2713 * tree-sra.c (generate_element_init): Remove useless loop.
2715 2005-07-02 Richard Henderson <rth@redhat.com>
2717 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2719 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2721 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2724 * fold-const.c (fold_binary): Handle the return value of
2725 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2726 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2728 2005-07-02 Jeff Law <law@redhat.com>
2730 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2731 a eliminate type conversion which feeds an equality comparison
2732 if the original type or either operand in the comparison is a
2735 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2737 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2738 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2740 * config/avr/avr.c: Do not use '`' as left quote.
2741 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2742 Remove "." from end of diagnostics. Make diagnostics start with
2745 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2746 Joseph S. Myers <joseph@codesourcery.com>
2748 * toplev.c (default_tree_printer): Handle setting location with
2750 * c-objc.common.c (c_tree_printer): Likewise.
2751 * c-format.c (gcc_diag_flag_specs): Add '+'.
2752 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2753 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2755 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2756 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2757 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2758 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2759 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2760 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2761 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2762 format arguments where %J is used without %D.
2764 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2766 * gcc.c (LINK_SSP_SPEC): Define.
2767 (link_ssp_spec): New variable.
2768 (LINK_COMMAND_SPEC): Add %(link_ssp).
2769 (static_specs): Add link_ssp_spec.
2770 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2771 * configure: Rebuilt.
2772 * config.in: Rebuilt.
2774 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2775 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2776 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2777 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2778 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2779 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2780 -0x7008(2) instead of reading __stack_chk_guard variable.
2781 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2783 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2784 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2785 if TARGET_THREAD_SSP_OFFSET is defined.
2786 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2787 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2790 2005-06-27 Richard Henderson <rth@redhat.com>
2791 * libgcc-std.ver (GCC_4.1.0): New.
2792 * libgcc.h (__stack_chk_guard): Declare.
2793 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2794 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2795 * mklibgcc.in (lib2funcs): Add them.
2797 2005-07-01 Richard Henderson <rth@redhat.com>
2799 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2800 void * before struct sigcontext *.
2801 (x86_fallback_frame_state): Likewise.
2803 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2805 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2807 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2810 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2811 we check for SSA_NAME for.
2813 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2815 Fix PR tree-optimization/22071
2817 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2819 (get_constraint_for_component_ref): Use it.
2821 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2824 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2825 print out the last new line.
2827 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2829 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2830 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2831 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2832 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2833 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2834 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2835 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2836 (enum reg_class): New member CC0_REGS.
2837 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2838 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2839 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2840 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2841 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2842 Adjust for register now described.
2844 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2847 * config/i386/i386.md (stack_protect_test_si,
2848 stack_protect_test_di): Add earlyclobber for scratch 3.
2849 * config/rs6000/rs6000.md (stack_protect_testsi,
2850 stack_protect_testdi): Add earlyclobber for scratch 3,
2851 remove earlyclobber from scratch 4.
2853 Older entries for 2005 can be found in ChangeLog-2005.