1 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
11 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
13 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
15 2005-07-26 Richard Guenther <rguenther@suse.de>
17 PR tree-optimization/22486
18 * fold-const.c (fold_unary): Fold away useless component
19 references of the form (T *)&T.x, if the address
22 2005-07-25 James E Wilson <wilson@specifixinc.com>
24 * dwarf2out.c (add_call_src_coords_attributes): New.
25 (gen_inlined_subroutine_die): Call it.
26 (maybe_emit_file, init_file_table): Add comments.
27 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
29 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
30 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
31 * tree.h (BLOCK_SOURCE_LOCATION): New.
32 (struct tree_block): New field locus.
34 2005-07-26 Andreas Schwab <schwab@suse.de>
36 PR rtl-optimization/23043
37 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
38 when allocating a struct unoccr.
40 2005-07-25 Richard Henderson <rth@redhat.com>
43 * tree-complex.c (gate_no_optimization): True if errors.
44 * Makefile.in (tree-complex.o): Update dependencies.
46 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
48 * config/frv/predicates.md (integer_register_operand): Use
51 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
54 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
56 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
58 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
60 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
61 types when flag_unsafe_math_optimizations is true.
63 2005-07-25 Mark Mitchell <mark@codesourcery.com>
65 * gcc.c (option_map): Add --sysroot.
66 (process_command): Handle --sysroot.
67 (display_help): Document it.
68 * doc/cppopts.tex (-isysroot): Document.
69 * doc/invoke.texi (--sysroot): Document.
70 * doc/install.texi (--with-build-sysroot): Document.
72 * Makefile.in (inhibit_libc): New variable.
73 (INHIBIT_LIBC_CFLAGS): Likewise.
74 (LIBGCC2_CFLAGS): Include
75 $(INHIBIT_LIBC_CFLAGS).
76 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
77 ($(T)crtbegin.o): Do not use @inhibit_libc@.
78 ($(T)crtend.o): Likewise.
79 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
80 ($(T)crtendS.o): Likewise.
81 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
82 ($(T)crtendT.o): Likewise.
83 (stmp-fixinc): Do not complain about missing headers if
85 * configure.ac (inhibit_libc): Set it to true/false.
86 (--with-build-sysroot): New option. Use it to set
88 * configure: Regenerated.
90 2005-07-25 Manfred Hollstein <mh@suse.com>
92 * calls.c (store_one_arg): Fix unsigned comparison warning.
94 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
97 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
98 (ggc_print_statistics): Initialize variable before use.
100 2005-07-25 Richard Guenther <rguenther@suse.de>
102 * tree-dfa.c (mark_new_vars_to_rename): Protect against
103 calling with a PHI_NODE argument.
105 * tree-flow-inline.h (overlap_subvar): Protect against
108 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
110 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
111 * configure: Regenerate.
113 2005-07-25 Ira Rosen <irar@il.ibm.com>
115 * expr.c (highest_pow2_factor): Make extern.
116 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
117 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
118 record_array_differ_p, array_ptr_differ_p): Likewise.
119 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
120 additional cases. Call the above functions.
121 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
122 base_object_differ_p when there are two base objects. Otherwise, compare
123 base address and offset. Call may_alias_p.
124 (dump_data_reference): Use a correct field name.
125 (analyze_array): Make static. Initialize new data-ref fields.
126 (analyze_indirect_ref): New function.
127 (init_data_ref): Initialize new data-ref fields.
128 (strip_conversion): Moved from tree-vect-analyze.c.
129 (analyze_offset_expr, get_ptr_offset, address_analysis,
130 object_analysis): Likewise.
131 (analyze_offset): New function.
132 (create_data_ref): Likewise.
133 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
134 dimensions for ARRAY_REFs only.
135 (build_classic_dist_vector): Make static.
136 (access_functions_are_affine_or_constant_p): Call macro to get the
137 address of access functions.
138 (compute_all_dependences): Add new parameter
139 compute_self_and_read_read_dependences. Compute self and read-read
140 dependences if it is true.
141 (find_data_references_in_loop): Call create_data_ref. Initialize new
143 (compute_data_dependences_for_loop): Add new parameter
144 compute_self_and_read_read_dependences. Remove parameter nb_loops,
145 compute nb_loops. Call compute_all_dependences,
146 build_classic_dist_vector and build_classic_dir_vector with correct
148 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
149 with correct parameters. Compare dimensions for ARRAY_REFs only.
150 (free_data_refs): Call macro to free access functions.
151 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
152 fields from stmt_vinfo.
153 (struct base_object_info): New structure.
154 (struct data_reference): Move fields to base_object_info. Add fields
155 first_location and object_info for above structures. Move fields from
156 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
157 aligned_to. Add macros to access the new fields.
158 Update functions declarations.
159 * tree-flow.h (is_aliased_with): Declare.
160 * tree-loop-linear.c (linear_transform_loops): Call
161 compute_data_dependences_for_loop with correct parameters.
162 * tree-ssa-alias.c (is_aliased_with): New function.
163 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
164 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
165 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
166 vect_base_addr_differ_p, compute_subscript_distance and
167 build_classic_dist_vector. Add printings. Check absolute value of
169 (vect_analyze_data_ref_dependences): Go through ddrs instead of
171 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
172 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
173 to bytes. Add printing.
174 (vect_compute_data_refs_alignment): Go through loads and stores in one
176 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
177 vect_analyze_data_ref_access): Likewise.
178 (vect_analyze_pointer_ref_access): Remove.
179 (vect_address_analysis, vect_object_analysis): Likewise.
180 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
181 and analyze data-refs in the loop.
182 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
183 fields of data-ref instead of stmt. Add init to the offset from the
185 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
186 (vect_update_init_of_dr): Likewise.
187 (vect_update_inits_of_drs): Go through loads and stores in one loop.
188 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
190 (new_loop_vec_info): Initialize new fields.
191 (destroy_loop_vec_info): Free new fields.
192 (vect_strip_conversion): Remove.
193 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
194 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
195 datarefs. Add new field ddrs.
196 Add macros for the new fields access.
197 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
198 base_aligned_p, misalignment, memtag, ptr_info and subvars.
200 * tree.h (highest_pow2_factor): Declare.
202 2005-07-25 Jakub Jelinek <jakub@redhat.com>
204 * calls.c (store_one_arg): Check for sibling call MEM arguments
205 from already clobbered incoming argument area.
207 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
209 * c-common.c (check_missing_format_attribute): New.
210 * c-common.h (check_missing_format_attribute): Likewise.
211 * c-typeck.c (convert_for_assignment): Use it.
213 2005-07-24 Andreas Schwab <schwab@suse.de>
215 * config/m68k/m68k.md ("extendqidi2"): When source is an address
216 register use a word move. Correct operand of ext.w in 68000 code.
218 2005-07-23 Mark Mitchell <mark@codesourcery.com>
220 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
221 variables as declarations, rather than definitions.
223 2005-07-24 Ira Rosen <irar@il.ibm.com>
225 PR tree-optimization/22526
226 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
229 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
231 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
232 that C99 reserve for future use. Use it to define clog10,
235 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
237 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
238 * configure.ac: Check for -Wmissing-format-attribute.
240 * configure: Regenerate.
242 2005-07-23 Richard Henderson <rth@redhat.com>
244 PR tree-optimization/22623
245 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
247 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
250 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
252 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
254 * Makefile.in (C_TREE_H): Update dependencies.
255 * c-tree.h: Include toplev.h.
256 * diagnostic.h (diagnostic_set_info): Add format attribute.
257 * rtl-error.c (diagnostic_for_asm): Likewise.
259 2005-07-23 Chao-ying Fu <fu@mips.com>
261 * config/mips/mips-dsp.md: New file.
262 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
263 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
265 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
266 MIPS_BUILTIN_BPOSGE32.
267 (mips_expand_builtin_direct): Add one parameter to indicate that
268 builtin functions need to return a value.
269 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
271 (mips_regno_to_class): Add classes for 12 new DSP registers.
272 (mips_subword): Change to check four HI registers.
273 (mips_output_move): Output move to and from 6 new DSP accumulators.
274 (override_options): Make sure -mdsp and -mips16 are not used together.
275 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
277 (mips_conditional_register_usage): Disable 6 new DSP accumulators
279 (print_operand): Add 'q' for printing DSP accumulators.
280 (mips_cannot_change_mode_class): Check ACC_REGS.
281 (mips_secondary_reload_class): Check ACC_REGS.
282 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
283 (mips_register_move_cost): Check ACC_REGS.
284 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
285 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
286 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
287 (dsp_bdesc): New array.
288 (bdesc_arrays): Add DSP builtin function table.
289 (mips_prepare_builtin_arg): Check predicate again after
291 (mips_expand_builtin): Add one more parameter to
292 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
293 MIPS_BUILTIN_BPOSGE32.
294 (mips_init_builtins): Initialize new function types.
295 (mips_expand_builtin_direct): Check if builtin functions need to
296 return a value and pass operands properly.
297 (mips_expand_builtin_bposge): New function.
298 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
299 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
300 (FIRST_PSEUDO_REGISTER): Increase to 188.
301 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
302 Update for 12 new DSP registers.
303 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
304 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
305 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
306 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
307 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
308 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
309 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
310 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
311 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
312 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
313 (REGISTER_NAMES): Add names for 12 new DSP registers.
314 * config/mips/mips.md: Include mips-dsp.md.
315 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
316 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
317 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
318 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
319 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
320 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
321 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
322 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
323 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
324 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
325 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
326 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
327 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
328 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
329 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
330 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
331 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
332 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
333 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
334 (UNSPEC_RDDSP): New constants.
335 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
336 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
338 * config/mips/mips.opt (-mdsp): New option.
339 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
340 (reg_imm10_operand): New predicates.
341 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
342 * doc/invoke.texi (-mdsp): Document new option.
344 2005-07-22 DJ Delorie <dj@redhat.com>
346 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
348 * tree-inline.c (inlinable_function_p): Likewise.
350 2005-07-22 Mark Mitchell <mark@codesourcery.com>
353 * toplev.c (check_global_declarations): Do not mark undefined
354 variables as DECL_IGNORED_P.
355 * varasm.c (first_global_object_name): GTY it.
356 (weak_global_object_name): Likewise.
357 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
358 a string to go into {weak,first}_global_object_name.
360 2005-07-22 DJ Delorie <dj@redhat.com>
362 * c-format.c (check_function_format): Change warning control
363 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
365 2005-07-22 Diego Novillo <dnovillo@redhat.com>
367 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
368 &PTR->FLD a dereference of PTR.
369 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
370 a potential dereference of PTR.
372 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
374 PR rtl-optimization/20370
375 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
376 call allocate_reg_info if necessary.
378 PR rtl-optimization/21848
379 * calls.c (emit_library_call_value_1): For const functions, add
380 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
382 PR rtl-optimization/22445
383 * cselib.c (target.h): Include.
384 (rtx_equal_for_cselib_p): Allow commutative matches.
385 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
386 Remove MODE parameter. Changed all callers.
388 PR rtl-optimization/22258
389 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
391 (try_combine): Use likely_spilled_retval_p.
393 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
395 * config.gcc: Add crx-elf support.
397 * doc/contrib.texi: Mention crx.
398 * doc/extend.texi: Document crx extensions.
399 * doc/install.texi: Document crx install.
400 * doc/invoke.texi: Document crx options.
401 * doc/md.texi: Document crx constraints.
403 * config/crx/crx-protos.h: New file.
404 * config/crx/crx.c: New file.
405 * config/crx/crx.h: New file.
406 * config/crx/crx.md: New file.
407 * config/crx/crx.opt: New file.
408 * config/crx/t-crx: New file.
410 2005-07-22 Manfred Hollstein <mh@suse.com>
412 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
414 (int_add_graph_edge): Likewise.
415 (collapse_nodes): Likewise.
416 (process_unification_queue): Likewise.
418 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
419 Laurent GUERBY <laurent@guerby.net>
421 PR tree-optimization/22336
422 * function.c (record_block_change): Check for
423 cfun->ib_boundaries_block.
425 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
427 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
428 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
430 2005-07-21 DJ Delorie <dj@redhat.com>
432 * toplev.c (warn_deprecated_use): Add warning control to warning
434 * c-typeck.c (parser_build_binary_op): Likewise.
435 (c_finish_if_stmt): Likewise.
436 * c-common.c (check_function_sentinel): Likewise.
437 (check_nonnull_arg): Likewise.
439 2005-07-21 Richard Henderson <rth@redhat.com>
442 * tree-complex.c (complex_ssa_name_components): New.
443 (cvc_lookup): Allow entry not found.
444 (create_components): Remove.
445 (create_one_component_var, get_component_var): New.
446 (get_component_ssa_name, set_component_ssa_name): New.
447 (extract_component): Use get_component_ssa_name.
448 (update_complex_components): Use set_component_ssa_name.
449 (update_complex_components_on_edge): Likewise.
450 (update_phi_components): Create new PHI nodes directly, instead
451 of adding insns to edges.
452 (tree_lower_complex): Allocate and free complex_variable_components
453 and complex_ssa_name_components here.
455 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
457 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
458 revert to returning false.
460 2005-07-21 Uros Bizjak <uros@kss-loka.si>
463 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
465 2005-07-21 Uros Bizjak <uros@kss-loka.si>
468 * config/i386/i386.md (cmpxf): Change operand constraints
469 to "nonmemory_operand".
471 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
473 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
475 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
478 * fold-const.c (fold_build1): Add checksum for the operands.
479 (fold_build2): Likewise.
480 (fold_build3): Likewise.
482 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
485 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
487 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
489 * common.opt (-fforward-propagate): Committed by mistake,
492 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
494 * reg-stack.c: Fix comment typo(s).
495 * tree-ssa-operands.c: Likewise.
496 * tree-vectorizer: Likewise.
498 2005-07-21 Nick Clifton <nickc@redhat.com>
500 * config/sh/symbian.c: Replace C++ style line comments with C
502 (symbian_add_attribute): Do not use a ? operator on the LHS of
504 (sh_symbian_handle_dll_attribute): Change the type of the
505 method vector to "VEC(tree,gc)*" and use vector accessor
506 macros to walk over the elements.
507 (symbian_export_vtable_and_rtti_p): Likewise.
508 (symbian_class_needs_attribute_p): Likewise.
510 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
513 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
514 initialize targetm.resolve_overloaded_builtin here.
515 (altivec_expand_overloaded_builtin): Make it non-static.
516 * config/rs6000/rs6000-protos.h
517 (altivec_expand_overloaded_builtin): New prototype.
518 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
519 targetm.resolve_overloaded_builtin here.
520 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
522 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
523 Zdenek Dvorak <dvorakz@suse.cz>
525 PR tree-optimization/19210
526 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
528 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
529 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
530 rely on unproven assumptions.
531 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
532 * tree-flow.h (number_of_iterations_exit): Add final parameter.
533 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
534 to number_of_iterations_exit.
535 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
536 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
537 * tree-ssa-loop-niter.c (find_loop_niter,
538 estimate_numbers_of_iterations_loop): Likewise.
539 (number_of_iterations_exit): Honor the new options.
540 * doc/invoke.texi (Wunsafe-loop-optimizations,
541 funsafe-loop-optimizations): Document them.
543 2005-07-21 Richard Sandiford <richard@codesourcery.com>
545 PR rtl-optimization/22167
546 * gcse.c (hoist_code): Fix hoist_exprs[] check.
548 2005-07-20 Adam Nemet <anemet@lnxw.com>
550 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
551 __do_global_dtors_aux longcall.
553 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
555 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
556 (old_special_pred_table): Don't reference
557 SPECIAL_MODE_PREDICATES.
558 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
559 * config/arc/arc.h: Don't mention PREDICATE_CODES.
560 * config/sh/predicates.h: Don't mention
561 SPECIAL_MODE_PREDICATES.
562 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
565 2005-07-20 DJ Delorie <dj@redhat.com>
567 * config.gcc: Add m32c-elf support.
569 * doc/contrib.texi: Mention m32c.
570 * doc/extend.texi: Document m32c extensions.
571 * doc/install.texi: Mention m32c.
572 * doc/invoke.texi: Document m32c options.
573 * doc/md.texi: Document m32c constraints.
575 * config/m32c/addsub.md: New file.
576 * config/m32c/bitops.md: New file.
577 * config/m32c/cond.md: New file.
578 * config/m32c/jump.md: New file.
579 * config/m32c/m32c-lib1.S: New file.
580 * config/m32c/m32c-lib2.c: New file.
581 * config/m32c/m32c-modes.def: New file.
582 * config/m32c/m32c-pragma.c: New file.
583 * config/m32c/m32c-protos.h: New file.
584 * config/m32c/m32c.abi: New file.
585 * config/m32c/m32c.c: New file.
586 * config/m32c/m32c.h: New file.
587 * config/m32c/m32c.md: New file.
588 * config/m32c/m32c.opt: New file.
589 * config/m32c/minmax.md: New file.
590 * config/m32c/mov.md: New file.
591 * config/m32c/muldiv.md: New file.
592 * config/m32c/predicates.md: New file.
593 * config/m32c/prologue.md: New file.
594 * config/m32c/shift.md: New file.
595 * config/m32c/t-m32c: New file.
597 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
599 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
600 (stack_protect_set, stack_protect_test): New expanders.
601 (stack_protect_set_si, stack_protect_set_si_media,
602 stack_protect_set_di_media, stack_protect_test_si,
603 stack_protect_test_si_media, stack_protect_test_di_media):
606 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
608 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
610 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
612 * tree.h (tree_expr_nonzero_p): Export.
613 * fold-const.c (tree_expr_nonzero_p): Likewise.
614 Return true for CALL_EXPRs that are alloca calls.
615 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
617 * tree-flow.h (expr_computes_nonzero): Remove.
618 * tree-vrp.c (expr_computes_nonzero): Remove.
619 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
620 (extract_range_from_unary_expr): Likewise.
621 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
624 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
626 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
627 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
628 extra arg "picreg" and use it instead of pic_offset_table_rtx.
630 (frame_related_constant_load): New arg "related" which controls
631 setting of RTX_FRAME_RELATED_P. All callers changed.
632 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
633 (bfin_expand_prologue): Add stack limit checking.
634 * config/bfin/bfin.md (trapifcc): New pattern.
636 * config/bfin/bfin.c: Include "langhooks.h".
637 (def_builtin): Go through lang_hooks to call builtin_function.
639 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
640 * config/bfin/predicates.md (symbol_ref_operand): New.
641 (call_insn_operand): Delete. All callers changed to use
642 register_no_elim_operand.
643 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
645 (function_arg): Use it to generate the call's operand 2.
646 (bfin_longcall_p): New function.
647 (bfin_expand_call): Extra arg "cookie". All callers and declaration
648 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
649 determine if the address needs to be in a REG.
650 (bfin_handle_longcall_attribute): New function.
651 (bfin_attribute_table): Add "longcall" and "shortcall".
652 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
653 (CUMULATIVE_ARGS): New member call_cookie.
654 (PREDICATE_CODES): Add symbol_ref_operand.
655 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
656 extra USE to the pattern.
657 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
658 New patterns, split off call_insn, sibcall_insn, call_value_insn and
659 sibcall_value_insn; now the new patterns handle direct calls and the
660 old ones indirect calls.
661 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
663 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
665 * doc/trouble.texi: Update section on handling of empty loops.
667 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
669 * config.gcc: Remove support for sparc-*-openbsd*,
670 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
672 * config.host: Remove support for i860-*-sysv4* as a host.
673 * config/i860/*, config/ip2k/*, config/ns32k/*,
674 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
675 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
676 mention obsolete ports.
678 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
680 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
682 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
683 of frame_pointer_rtx.
684 (sh_expand_epilogue): Likewise.
685 (sh_set_return_address): Likewise.
686 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
687 instead of FRAME_POINTER_REGNUM if needed. Add elimination
688 offsets from FRAME_POINTER_REGNUM.
689 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
690 (sh_register_names): Add initializer for sfp.
691 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
692 (VALID_REGISTER_P): Likewise.
693 (FIRST_PSEUDO_REGISTER): Update.
694 (DWARF_FRAME_REGISTERS): Define.
695 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
696 (HARD_FRAME_POINTER_REGNUM): Define.
697 (FRAME_POINTER_REGNUM): Redefine.
698 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
699 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
700 from FRAME_POINTER_REGNUM.
701 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
702 FRAME_POINTER_REGNUM.
703 (REG_CLASS_CONTENTS): Add sfp.
704 (REG_ALLOC_ORDER): Likewise.
705 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
706 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
707 of frame_pointer_rtx.
708 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
710 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
712 * fold-const.c (tree_expr_nonnegative_p): Only return true for
713 ABS_EXPR when flag_wrapv is false because of INT_MIN.
714 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
716 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
719 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
721 Make CONSTRUCTOR use VEC to store initializers.
722 * c-common.c (complete_array_type): Update to cope with VEC in
724 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
725 (pp_c_constructor_elts): New function.
726 * c-pretty-print.h (pp_c_constructor_elts): Declare.
727 * c-typeck.c (build_function_call, build_c_cast, digest_init,
728 struct constructor_stack, struct initializer_stack,
729 constructor_elements, push_init_level, pop_init_level,
730 add_pending_init, find_init_member, output_init_element): Update to
731 cope with VEC in CONSTRUCTOR_ELTS.
732 * coverage.c (build_fn_info_value, build_ctr_info_value,
733 build_gcov_info): Likewise.
734 * expr.c (categorize_ctor_elements_1, store_constructor,
735 expand_expr_real_1): Likewise.
736 * fold-const.c (fold_ternary): Likewise.
737 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
738 gimplify_init_constructor, gimplify_expr): Likewise.
739 * tree-dump.c (dequeue_and_dump): Likewise.
740 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
742 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
744 * tree-sra.c (generate_element_init_1): Likewise.
745 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
746 * tree-ssa-operands.c (get_expr_operands): Likewise.
747 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
748 * tree-vect-transform.c (vect_get_vec_def_for_operand):
749 (get_initial_def_for_reduction): Likewise.
750 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
751 value handle in annotations.
752 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
753 tree_node_structure): Add support for constr_kind.
754 (build_vector_from_ctor, build_constructor_single,
755 build_constructor_from_list): New functions.
756 (build_constructor): Update to take a VEC instead of a TREE_LIST.
757 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
758 Update to cope with VEC in CONSTRUCTOR_ELTS.
759 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
760 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
761 CONSTRUCTOR_APPEND_ELT): New macros.
762 (struct constructor_elt, struct tree_constructor): New data types.
763 (union tree_node): Add tree_constructor field.
764 * treestruct.def: Define TS_CONSTRUCTOR.
765 * varasm.c (const_hash_1, compare_constant, copy_constant,
766 compute_reloc_for_constant, output_addressed_constants,
767 initializer_constant_valid_p, output_constant,
768 array_size_for_constructor, output_constructor): Update to cope with
769 VEC in CONSTRUCTOR_ELTS.
770 * vec.h (VEC_empty, VEC_copy): New macros.
772 2005-07-19 Devang Patel <dpatel@apple.com>
774 * dbxout.c (dbxout_type): Check Objective-C++ lang.
776 2005-07-19 Richard Henderson <rth@redhat.com>
779 * gimplify.c (gimplify_expr): Use main variant type for the temp
780 destination for a discarded volatile read.
781 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
782 casts between non-void types that change volatility.
784 2005-07-15 DJ Delorie <dj@redhat.com>
786 * toplev.h: Add comment about the first parameter for warning().
787 * errors.h: Likewise.
789 * c.opt (Wpragmas): New.
790 * doc/invoke.texi: Document it.
792 * function.c (do_warn_unused_parameter): Add warning control to
794 * c-decl.c (warn_if_shadowing): Likewise.
795 * c-lex.c (cb_def_pragma): Likewise.
796 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
797 (pop_alignment): Likewise.
798 (handle_pragma_pack): Likewise.
799 (apply_pragma_weak): Likewise.
800 (handle_pragma_weak): Likewise.
801 (handle_pragma_redefine_extname): Likewise.
802 (add_to_renaming_pragma_list): Likewise.
803 (handle_pragma_extern_prefix): Likewise.
804 (maybe_apply_renaming_pragma): Likewise.
805 (handle_pragma_visibility): Likewise.
807 * config/c4x/c4x-c.c (BAD): Likewise.
808 (c4x_parse_pragma): Likewise.
809 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
810 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
811 (rs6000_pragma_longcall): Likewise.
812 * config/v850/v850-c.c (pop_data_area): Likewise.
813 (ghs_pragma_section): Likewise.
814 (ghs_pragma_section): Likewise.
815 (ghs_pragma_interrupt): Likewise.
816 (ghs_pragma_starttda): Likewise.
817 (ghs_pragma_startsda): Likewise.
818 (ghs_pragma_startzda): Likewise.
819 (ghs_pragma_endtda): Likewise.
820 (ghs_pragma_endsda): Likewise.
821 (ghs_pragma_endzda): Likewise.
823 2005-07-19 Danny Berlin <dberlin@dberlin.org>
824 Kenneth Zadeck <zadeck@naturalbridge.com>
826 * Makefile.in: Removed tree-promote-statics.c
827 * tree-promote-statics.c: Removed.
828 * common.opt: Removed flag-promote-statics.
830 * passes.c: Removed tree-promote-statics pass.
831 * tree-pass.h: Ditto.
832 * timevar.def: Removed TV_PROMOTE_STATICS.
835 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
837 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
839 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
841 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
844 * c-common.c (check_function_arguments): Call
845 'check_function_format' if either -Wformat or
846 -Wmissing-format-attribute are specified.
847 * c-format.c (check_function_format): Check -Wformat before
848 calling 'check_format_info'.
849 * c-opts.c (c_common_post_options): Don't warn for
850 -Wmissing-format-attribute without -Wformat.
851 * c-typeck.c (convert_for_assignment): Detect additional cases for
852 -Wmissing-format-attribute.
853 * doc/invoke.texi (-Wmissing-format-attribute): Document new
856 2005-07-19 Richard Guenther <rguenther@suse.de>
858 * config/i386/i386.md (lrint<mode>2): Use temporary
859 instead of clobbering non-existent memory.
861 2005-07-19 Nick Clifton <nickc@redhat.com>
863 * config/avr/avr.c (legitimate_address_p): Fix debugging print
864 statement to avoid displaying ASCII control characters.
866 2005-07-19 Ben Elliston <bje@au.ibm.com>
868 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
869 * cfganal.c (find_edge_index): Ditto.
870 * combine.c (combine_instructions): Ditto.
871 * ddg.c (create_scc): Ditto.
872 (find_successors): Ditto.
873 (find_predecessors): Ditto.
874 (find_nodes_on_paths): Ditto.
875 (longest_simple_path): Ditto.
876 * flow.c (update_life_info): Ditto.
877 (count_or_remove_death_notes): Ditto.
878 (clear_log_links): Ditto.
879 * modulo-sched.c (generate_reg_moves): Ditto.
880 (find_max_asap): Ditto.
881 (find_max_hv_min_mob): Ditto.
882 (find_max_dv_min_mob): Ditto.
883 * sbitmap.c (sbitmap_first_set_bit): Ditto.
884 * sched-rgn.c (extract_edgelst): Ditto.
885 * tree-into-ssa.c (prepare_names_to_update): Ditto.
886 (dump_update_ssa): Ditto.
887 (ssa_names_to_replace) Ditto.
888 (switch_virtuals_to_full_rewrite): Ditto.
890 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
892 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
894 Fix PR tree-optimization/22483
896 * tree-complex.c (create_components): Use
897 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
898 * tree-flow-inline.h (fill_referenced_var_vec): New function.
899 * tree-flow.h (safe_referenced_var_iterator): New structure.
900 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
901 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
902 safe_referenced_var iterator.
903 (add_type_alias): Ditto.
905 2005-07-19 Steven Bosscher <stevenb@suse.de>
907 * loop-init.c (rest_of_handle_loop2): Remove.
908 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
909 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
910 (pass_rtl_loop_init, pass_rtl_loop_done,
911 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
912 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
913 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
914 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
915 pass_tree_loop_done, and pass_tree_unswitch.
916 (gate_loop): Rename to gate_tree_loop.
917 * passes.c (init_optimization_passes): Update for renamed tree
918 loop passes. Add the new loop2 passes as subpasses of loop2.
919 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
920 Update for the renamed tree loop passes.
922 2005-07-18 Ian Lance Taylor <ian@airs.com>
925 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
926 blocks when optimizing.
928 2005-07-18 Steve Ellcey <sje@cup.hp.com>
930 * common.opt (frename-registers): Initialize to 2.
932 (fgcse-after-reload): Ditto.
933 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
934 (process_options): Only change flag_web, flag_rename_registers,
935 and flag_rerun_cse_after_loop if not explicitly set by user.
937 2005-07-18 Jan Beulich <jbeulich@novell.com>
939 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
940 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
941 in 64-bit mode the same as DImode in 32-bit mode.
942 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
943 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
944 mode. Add new mode parameter.
945 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
946 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
947 x86_64_shift_adj): New expanders.
948 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
949 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
951 Respective new splitters. Use renamed shift splitter helpers in 32-bit
952 DImode shift splitters.
953 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
954 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
957 2005-07-18 Jan Beulich <jbeulich@novell.com>
959 * i386.md (movdi_extzv_1): New.
960 (zero_extendhidi2): Combine alternatives and never force use of
962 (zero_extendqidi2): Likewise. Don't restrict input selection.
964 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
966 Fix PR tree-optimization/22531
967 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
970 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
972 * tree-promote-statics.c (pass_promote_statics): Change dump file
975 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
977 * tree-optimize.c (init_tree_optimization_passes): Add
978 pass_eliminate_useless_stores pass.
979 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
980 * tree-ssa-pre.c (is_copy_stmt): New function.
981 (follow_copies_till_vuse): Ditto.
982 (do_eustores): Ditto.
983 (gate_eustores): Ditto.
985 2005-07-16 Richard Henderson <rth@redhat.com>
987 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
989 2005-07-16 Danny Berlin <dberlin@dberlin.org>
990 Kenneth Zadeck <zadeck@naturalbridge.com>
992 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
993 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
994 ipa-type-escape.h, tree-promote-statics.c
995 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
996 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
997 tree-promote-statics.c: new files.
998 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
999 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1000 int nonlocal_set_p, mark_constant_function): Deleted.
1001 (rest_of_handle_cfg): Removed call to mark_constant_function.
1002 (nonoverlapping_component_refs_p): Added calls to support
1003 type based aliasing.
1004 * tree-ssa-alias.c (may_alias_p,
1005 compute_flow_insensitive_aliasing): Ditto.
1006 * calls.c (flags_from_decl_or_type): Removed reference to
1008 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1009 too many arguments. This is necessary for Spec 2000.
1010 * cgraph.h (const_function, pure_function): Removed.
1011 * common.opt: Added "fipa-pure-const", "fipa-reference",
1012 "fipa-type-escape", and "ftree-promote-static".
1014 * passes.c: Added ipa and tree-promote-statics passes.
1015 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1016 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1017 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1018 * tree-flow.h: Added exposed sra calls and addition of
1019 reference_vars_info field for FUNCTION_DECLS.
1020 * tree-pass.h: Added passes.
1021 * tree-sra.c: (sra_init_cache): New function.
1022 (sra_insert_before, sra_insert_after) Made public.
1023 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1025 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1026 aliasing. (may_alias_p): Added code to use type escape analysis to
1028 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1029 code to prune clobbers of static variables based on information
1030 produced in ipa-reference pass. Changed call clobbering so that
1031 statics are not marked as clobbered if the call does not clobber
1034 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1036 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1039 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1041 * doc/install.texi (*-*-solaris2*): Document recommended version
1042 of GNU binutils and mention GNU linker problem on Solaris 10.
1044 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1047 * c-decl.c (c_build_bitfield_integer_type): New function.
1048 (finish_struct): Call it.
1049 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1051 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1053 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1056 2005-07-16 Jan Hubicka <jh@suse.cz>
1058 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1059 (scale_bbs_frequencies_int): Watch roundoff errors.
1060 * predict.c (return_prediction): Initialize return_stmt.
1062 2005-07-16 Jan Hubicka <jh@suse.cz>
1064 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1065 after RTL profiling.
1067 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1070 * fold-const.c (build_range_check): Convert high/low to etype
1071 if we are only comparing against exp.
1073 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1075 Fix PR tree-optimization/22376
1076 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1078 (need_to_solve): New function.
1079 (compute_points_to_sets): Use it.
1081 2005-07-15 Jan Hubicka <jh@suse.cz>
1083 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1084 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1086 2005-07-15 Richard Guenther <rguenther@suse.de>
1088 * c-common.c (handle_flatten_attribute): New function.
1089 Add flatten function attribute.
1090 * doc/extend.texi: Document flatten function attribute.
1091 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1092 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1094 (cgraph_decide_inlining): Handle functions with flatten
1097 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1099 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1100 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1101 UNSPEC_XCHG, UNSPEC_AND): New.
1102 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1103 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1104 * config/rs6000/sync.md (FETCHOP): New code macro.
1105 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1107 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1108 (sync_compare_and_swap<mode>): Same.
1109 (sync_lock_test_and_set<mode>): Same.
1110 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1111 for QImode and HImode, and not PPC405.
1112 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1113 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1114 (sync_<fetchop>{si,di}_internal): New.
1115 (sync_nand{si,di}_internal): New.
1116 (sync_old_<fetchop>{si,di}_internal): New.
1117 (sync_old_nand{si,di}_internal): New
1118 (sync_new_<fetchop>{si,di}_internal): New.
1119 (sync_new_nand{si,di}_internal): New.
1120 (atomic_and{si,di}): New.
1121 (sync_new_nand{si,di}_internal): New.
1122 (atomic_and{si,di}): New.
1123 (sync_add<mode>_internal): Delete.
1124 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1125 (sync_sub<mode>_internal): Delte.
1126 (sync_subshort_internal): New.
1127 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1128 (sync_anddi_internal): Delete.
1129 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1130 (sync_booldi_internal): Delete.
1131 (sync_boolc<mode>_internal): Delete.
1132 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1133 (sync_boolc<mode>_internal2): Delete.
1134 (sync_boolcc<mode>_internal): Delete.
1135 (isync, lwsync): Use unspec instead of unspec_volatile.
1136 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1137 Revert UNSPEC_VOLATILE.
1138 (rs6000_split_atomic_op): New.
1139 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1141 2005-07-14 Eric Christopher <echristo@redhat.com>
1143 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1144 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1146 2005-07-14 Eric Christopher <echristo@redhat.com>
1148 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1150 2005-07-14 Steven Bosscher <stevenb@suse.de>
1152 PR tree-optimization/22230
1153 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1154 the computation of the four cross productions for "range op range".
1156 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1157 Ulrich Weigand <uweigand@de.ibm.com>
1160 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1163 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1165 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1167 2005-07-14 Steve Ellcey <sje@cup.hp.com>
1169 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1171 2005-07-14 Richard Guenther <rguenther@suse.de>
1174 * config/i386/i386-protos.h (ix86_function_value): Change
1175 prototype to match new target hook.
1176 * config/i386/i386.c (ix86_value_regno): Change prototype
1177 to take extra type argument.
1178 (TARGET_FUNCTION_VALUE): Define.
1179 (ix86_function_ok_for_sibcall): Pass extra argument to
1180 ix86_value_regno, check return slot rtx for exact match.
1181 (ix86_function_value): Take extra parameter. Dispatch to
1182 ix86_value_regno with fndecl/fntype as provided.
1183 (ix86_value_regno): Handle extra type argument.
1184 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1186 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1187 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1188 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1189 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1190 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1192 2005-07-14 Richard Guenther <rguenther@suse.de>
1194 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1195 * calls.c (expand_call): Pass fntype to hard_function_value.
1196 (emit_library_call_value_1): Likewise.
1197 * explow.c: Include target.h.
1198 (hard_function_value): Take extra argument, the fntype.
1199 Use new target hook for function_value.
1200 * expr.h (hard_function_value): Change prototype.
1201 * function.c (aggregate_value_p): Pass 0 as fntype to
1202 hard_function_value.
1203 (assign_parms): Use new target hook for function_value.
1204 Pass 0 as fntype to hard_function_value.
1205 (expand_function_end): Likewise.
1206 * reg-stack.c: Include target.h.
1207 (stack_result): Use new target hook for function_value.
1208 * target-def.h: New target hook function_value.
1209 * target.h: Likewise.
1210 * targhooks.c (default_function_value): New function.
1211 * targhooks.h (default_function_value): Declare.
1213 2005-07-13 Ian Lance Taylor <ian@airs.com>
1215 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1217 2005-07-14 Jan Hubicka <jh@suse.cz>
1219 * tree-dfa.c (dump_variable): Use default_def function.
1220 * tree-ssa-alias.c (dump_points_to_info): Likewise.
1221 * tree-ssa.c (verify_use): Likewise.
1222 * tree-ssanames.c (release_ssa_name): Likewise.
1223 * tree-tailcall.c (eliminate_tail_call): Likewise.
1224 (tree_optimize_tail_calls_1): Likewise.
1225 * tree-vrp.c (get_value_range): Likewise.
1227 2005-07-14 Ben Elliston <bje@au.ibm.com>
1229 * gcc.c (main): Compare language[0] with '*' when iterating over
1232 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1234 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1235 "s390_emit_compare". Add handling of CCZ1mode.
1236 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1237 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1239 (s390_branch_condition_mask): Add CCZ1mode handling.
1240 * config/s390/s390.md: ("seq", "*seq"): New pattern.
1241 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1242 Use CCZ1mode instead of CCZmode.
1243 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
1245 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1247 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1249 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1251 2005-07-13 Eric Christopher <echristo@redhat.com>
1253 * config/mips/mips.c (mips_canonicalize_comparison): New.
1254 (mips_emit_int_relational): Use.
1256 2005-07-13 Eric Christopher <echristo@redhat.com>
1258 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1260 * config/s390/s390.md: Include tpf.md. Move tpf specific
1262 * config/s390/tpf.md: To here.
1263 * config/s390/s390.opt: Move tpf specific options...
1264 * config/s390/tpf.opt: to here. Add mmain option.
1265 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1266 * config/s390/tpf.h: Rewrite.
1268 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1270 * doc/tm.texi: Remove @xref{Cross-profiling}.
1272 2005-07-13 Jeff Law <law@redhat.com>
1274 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1275 expressions, test their _DECL operands for pointer equality rather
1276 than using operand_equal_p.
1278 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1280 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1281 (TARGET_POSIX_IO): This.
1282 * config/darwin.h: Likewise.
1283 * config/freebsd.h: Likewise.
1284 * config/linux.h: Likewise.
1285 * config/lynx.h: Likewise.
1286 * config/netbsd.h: Likewise.
1287 * config/rs6000/linux64.h: Likewise.
1288 * config/rs6000/linux.h: Likewise.
1289 * config/s390/tpf.h: Likewise.
1290 * config/sh/embed-elf.h: Likewise.
1291 * config/sparc/linux64.h: Likewise.
1292 * config/sparc/linux.h: Likewise.
1293 * config/svr4.h: Likewise.
1294 * gcov-io.h: Likewise.
1296 * doc/tm.texi: Updated.
1298 * libgcov.c (create_file_directory): Defined only if
1299 TARGET_POSIX_IO is defined.
1300 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1303 2005-07-13 Jan Hubicka <jh@suse.cz>
1305 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1307 2005-07-13 David Edelsohn <edelsohn@gnu.org>
1309 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1310 structure as argument.
1312 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
1314 PR tree-optimization/21921
1315 * tree-iterator.c (tsi_link_before): Support the case when
1316 tsi_end_p (tsi) == true.
1318 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1320 PR tree-optimization/22442
1321 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1324 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1326 PR rtl-optimization/20376
1327 * toplev.c (process_options): Enable -fweb and -frename-registers when
1329 * doc/invoke.texi: Update the information about when -fweb and
1330 -frename-registers are enabled.
1332 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1335 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1336 if *rhs_p is not a SSA_NAME.
1338 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
1340 Fix PR tree-optimization/22422
1341 * tree-ssa-structalias.c (struct variable_info): Add flag for
1343 (get_varinfo): Now a static function.
1344 (new_varinfo): init has_union and is_special_var to false.
1345 (solution_set_add): Check has_union.
1346 (do_da_constraint): Move temporary variable so it gets reset
1348 Also check for special variable.
1349 (do_ds_constraint): Ditto.
1350 (do_sd_constraint): Ditto.
1351 (do_structure_copy): Check for special variable.
1352 (find_func_aliases): Ditto.
1353 (init_base_vars): Set special vars properly.
1355 2005-07-13 Jan Hubicka <jh@suse.cz>
1357 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1360 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1361 (get_expr_operands): Fix thinko wrt flags and subvars.
1363 PR tree-optimize/22379
1364 * tree-inline.c (expand_call_inline): Do not output sorry in early
1367 2005-07-12 Dale Johannesen <dalej@apple.com>
1369 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
1371 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1374 * host-linux.h: Include limits.h.
1376 2005-07-12 Dale Johannesen <dalej@apple.com>
1378 * expr.c (compress_float_constant): Add cost check.
1379 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
1381 2005-07-12 Dale Johannesen <dalej@apple.com>
1383 * gcc.target/i386/compress-float-sse.c: New.
1384 * gcc.target/i386/compress-float-sse-pic.c: New.
1385 * gcc.target/i386/compress-float-387.c: New.
1386 * gcc.target/i386/compress-float-387-pic.c: New.
1387 * gcc.dg/compress-float-ppc.c: New.
1388 * gcc.dg/compress-float-ppc-pic.c: New.
1390 2005-07-12 Eric Christopher <echristo@redhat.com>
1392 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1394 * config/s390/s390.md: Include tpf.md. Move tpf specific
1396 * config/s390/tpf.md: To here.
1397 * config/s390/s390.opt: Move tpf specific options...
1398 * config/s390/tpf.opt: to here. Add mmain option.
1399 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1400 * config/s390/tpf.h: Rewrite.
1402 2005-07-12 Eric Christopher <echristo@redhat.com>
1404 * gcc.c (struct infile): Update comment for language.
1405 (main): Rewrite input file resetting code.
1407 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1410 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1411 requiring a cast in a non RHS of modify_expr. Add a cast when required.
1412 (lookup_avail_expr): Use constant_boolean_node instead
1413 of boolean_false_node/boolean_true_node.
1415 2005-07-12 Ben Elliston <bje@au.ibm.com>
1417 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1418 and use it when printing num_edges.
1420 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1422 * doc/extend.texi (Blackfin Built-in Functions): New section.
1423 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1426 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1428 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1429 s/cmpstrsi/cmpstrnsi
1430 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1432 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1433 (init_optabs): Initialize cmpstrn_optab.
1434 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1435 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1436 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1437 * config/i386/i386.md: s/cmpstr/cmpstrn
1438 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1439 * doc/md.texi: Update documentation.
1441 2005-07-11 Richard Henderson <rth@redhat.com>
1443 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1444 build_va_arg_indirect_ref.
1445 (alpha_gimplify_va_arg): Likewise.
1446 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1447 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1448 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1449 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1450 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1451 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1453 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1455 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1457 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1458 * passes.c (init_optimization_passes): Add pass_empty_loop.
1459 * tree-pass.h (pass_empty_loop): Declare.
1460 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1461 try_remove_empty_loop, remove_empty_loops): New functions.
1462 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1463 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1465 2005-07-12 Peter Barada <peter@the-baradas.com>
1469 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1470 in address registers.
1471 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1472 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1473 alternative of addsi3_5200.
1475 2005-07-11 Ian Lance Taylor <ian@airs.com>
1477 * config/mips/mips.md (ffs<mode>2): Remove.
1479 2005-07-11 Ian Lance Taylor <ian@airs.com>
1481 * doc/tree-ssa.texi (Cleanups): Improve description of
1483 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1485 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1487 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1488 * tree.h (DECL_ARGUMENT_FLD): New macro.
1490 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1492 Fix PR tree-optimization/22404
1494 * tree-ssa-structalias.c (create_variable_info_for): Use
1497 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1499 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1500 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1501 for second comparison operand.
1502 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1504 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1505 (define_insn_reservation "alu"): Likewise.
1506 (csync, ssync): Now of type sync.
1507 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1508 -mcsync-anomaly -mspecld-anomaly.
1509 * config/bfin/bfin.opt (mcsync): Remove.
1510 (mcsync-anomaly, mspecld-anomaly): Add.
1511 * config/bfin/bfin.c: Include "insn-codes.h".
1512 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1513 (TARGET_DEFAULT_TARGET_FLAGS): New.
1514 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1516 2005-07-11 Steven Bosscher <stevenb@suse.de>
1518 * basic-block.h: Give the BB flags enum a name, bb_flags.
1519 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1520 * cfgcleanup.c (enum bb_flags): Remove here.
1521 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1522 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1523 (update_forwarder_flag): Likewise.
1524 (thread_jump): Likewise.
1525 (try_forward_edges): Likewise.
1526 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1527 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1528 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1530 2005-07-11 Richard Guenther <rguenther@suse.de>
1532 * config/i386/i386.opt: New target option -msseregparm.
1533 * config/i386/i386.c (override_options): Error out for
1534 -msseregparm but no SSE support.
1535 (ix86_function_sseregparm): Check for global sseregparm.
1536 * doc/invoke.texi: Document -msseregparm.
1538 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1540 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1541 (m32rle-*-linux*): Ditto.
1543 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1545 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1546 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1549 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1553 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1554 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1556 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1558 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1559 (varmap): Heapify varmap.
1560 (constraints): Heapify constraints.
1561 (struct constraint_graph): Heapify succs and preds.
1562 (constraint_vec_find): Update for heapification.
1563 (constraint_set_union): Ditto.
1564 (insert_into_complex): Ditto.
1565 (constraint_edge_vec_find): Ditto.
1566 (erase_graph_self_edge): Ditto.
1567 (add_graph_edge): Ditto.
1568 (get_graph_weights): Ditto.
1569 (merge_graph_nodes): Ditto.
1570 (build_constraint_graph): Ditto.
1571 (topo_visit): Ditto.
1572 (solve_graph): Ditto.
1573 (create_variable_info_for): Ditto.
1574 (init_base_vars): Ditto.
1575 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1576 (condese_varmap_nodes): Free complex vector.
1577 (clear_edges_for_node): Clear succs and preds vector.
1579 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1581 * tree-ssa-structalias.c (update_alias_info): Change counting of
1582 references to not include vdefs.
1584 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1586 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1589 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1591 * pa.c (pa_commutative_p): Make PLUS commutative when
1592 TARGET_NO_SPACE_REGS is true.
1594 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1596 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1597 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1598 * tree-dfa.c (dump_subvars_for): New.
1599 (debug_subvars_for): New.
1600 (dump_variable): Show subvariables if VAR has them.
1601 * tree-flow-inline.h (get_subvar_at): New.
1602 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1603 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1605 (struct subvar): Change fields offset and size to unsigned
1607 (dump_subvars_for): Declare.
1608 (debug_subvars_for): Declare.
1609 (get_subvar_at): Declare.
1610 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1611 to unsigned HOST_WIDE_INT *.
1612 (overlap_subvar): Likewise.
1613 * tree-gimple.c (is_gimple_reg): Always return false for
1614 SFTs and memory tags.
1615 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1617 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1618 (compute_may_aliases): Call compute_points_to_sets.
1619 (collect_points_to_info_for): Remove.
1620 (compute_points_to_and_addr_escape): Remove.
1621 (delete_alias_info): Call delete_points_to_sets.
1622 (compute_flow_sensitive_aliasing): If the call to
1623 find_what_p_points_to returns false, call set_pt_anything.
1624 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1625 (set_pt_anything): Clear pi->pt_vars.
1626 (set_pt_malloc): Remove.
1627 (merge_pointed_to_info): Remove.
1628 (add_pointed_to_expr): Remove.
1629 (add_pointed_to_var): Remove.
1630 (collect_points_to_info_r): Remove.
1631 (is_escape_site): Make extern.
1633 (create_overlap_variables_for): Call it.
1634 * tree-ssa-copy.c (merge_alias_info): Never merge
1635 flow-sensitive alias information.
1636 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1637 offset and size to be unsigned HOST_WIDE_INT.
1638 (add_to_addressable_set): Rename from note_addressable.
1639 Set TREE_ADDRESSABLE as the variables are added to the set.
1641 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1642 operands into VUSEs when adding V_MAY_DEFs for members in an
1644 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1645 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1646 (struct variable_info): Add bitfield is_heap_var.
1647 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1648 (new_var_info): Initialize is_heap_var.
1649 (get_constraint_for): Add HEAP variables to the symbol table.
1650 Mark them with is_heap_var.
1651 (update_alias_info): New. Taken mostly from the old
1652 compute_points_to_and_addr_escape.
1653 (handle_ptr_arith): New.
1654 (find_func_aliases): Call update_alias_info.
1655 Call handle_ptr_info for tcc_binary expressions.
1656 Call mark_stmt_modified.
1657 (create_variable_info_for): If DECL has subvars, do not create
1658 variables for its subvars. Always add all the fields.
1659 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1660 SFTs, then add all the SFTs of the structure.
1661 If VI->DECL is an aggregate with subvariables, add the SFT at
1663 (find_what_p_points_to): If VI is an artificial variable,
1664 translate to bitfields in SSA_NAME_PTR_INFO.
1665 If the solution is empty, set pi->pt_vars to NULL
1666 (init_base_vars): Create ANYOFFSET.
1667 (compute_points_to_sets): Rename from create_alias_vars.
1669 (pass_build_pta): Remove.
1670 (delete_points_to_sets): Rename from delete_alias_vars.
1671 (pass_del_pta): Remove.
1672 * tree-ssa-structalias.h (struct alias_info): Move from
1674 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1675 NUM_REFERENCES_SET): Likewise.
1676 (compute_points_to_sets, delete_points_to_sets): Declare.
1678 2005-07-09 Richard Henderson <rth@redhat.com>
1680 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1681 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1682 alpha_split_lock_test_and_set_12): New functions.
1683 * config/alpha/alpha-protos.h: Update.
1684 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1685 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1686 * config/alpha/sync.md (I12MODE): New.
1687 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1688 (sync_<fetchop_name><I48MODE>): Likewise.
1689 (sync_nand<I48MODE>): Likewise.
1690 (sync_old_<fetchop_name><I48MODE>): Likewise.
1691 (sync_new_<fetchop_name><I48MODE>): Likewise.
1692 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1693 (sync_compare_and_swap<I48MODE>): Likewise.
1694 (sync_lock_test_and_set<I48MODE>): Likewise.
1695 (sync_compare_and_swap<I12MODE>): New.
1696 (sync_compare_and_swap<I12MODE>_1): New.
1697 (sync_lock_test_and_set<I12MODE>): New.
1698 (sync_lock_test_and_set<I12MODE>_1): New.
1700 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1704 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1706 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1708 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1709 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1711 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1714 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1716 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1718 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1719 memory_operand constraint.
1720 (store_conditional_<mode>): Same.
1721 (sync_compare_and_swap<mode>): Same.
1722 (sync_lock_test_and_set<mode>): Same.
1724 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1726 Rewrite PIC support to more closely model actual instructions.
1727 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1728 (cris_symbol): Remove prototypes for removed functions.
1729 (cris_pic_symbol_type_of, cris_valid_pic_const)
1730 (cris_expand_pic_call_address): Prototypes for new functions.
1731 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1733 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1735 <case ':'>: Add case for new punctuation character.
1736 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1737 emitting (extra) PIC modifier.
1738 <case UNSPEC>: Do not assert for PLT.
1739 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1740 (cris_expand_prologue, cris_expand_epilogue): Check
1741 for pic_offset_table_rtx usage instead of taking
1742 current_function_uses_pic_offset_table as the final word.
1743 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1744 Remove flag_pic difference.
1745 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1746 the moral equivalents of...
1747 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1749 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1750 (cris_handle_option): Mark ARG as unused.
1751 (cris_expand_pic_call_address): New worker function for "call",
1753 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1754 output PIC constructs here.
1755 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1756 as symbol-specific modifers, not whole or part of operands.
1757 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1758 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1759 constants and flag_pic.
1760 (CONSTANT_INDEX_P): Adjust for new functions.
1761 (enum cris_pic_symbol_type): New helper type.
1762 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1763 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1764 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1766 ("movsi"): Emit actual instructions for GOT and relative access.
1767 ("*movsi_got_load"): New pattern to set up the register holding
1769 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1770 Adjust FIXME for 'S'.
1771 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1772 Use "movs" for -fpic cases.
1773 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1774 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1775 ("call", "call_value"): Just call cris_expand_pic_call_address for
1777 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1778 Remove special pattern.
1779 ("*expanded_call_side", "*expanded_call_value_side"): New
1781 (gotplt-to-plt, gotplt-to-plt-side-call)
1782 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1784 * config/cris/cris/predicates.md
1785 ("cris_general_operand_or_gotless_symbol"): Remove unused
1787 ("cris_general_operand_or_symbol"): Adjust for new functions.
1789 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1791 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1793 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1795 * Makefile.in (TREE_H): Add treestruct.def.
1796 (c-decl.o): Add pointer-set.h
1797 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1798 visibility on regular DECL's.
1799 (merge_decls): Fix the copying of decl nodes of various types for
1800 the new structures. Don't update RTL, section name, weak status,
1801 etc, on DECL's without RTL.
1802 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1803 Don't check volatile on non-variable types.
1804 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1805 to check whether we have seen arguments.
1806 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1807 flag is checked before field (flag is common, field is not).
1808 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1809 TS_DECL_COMMON could have an origin.
1810 (add_location_or_const_value_attribute): Don't check section name
1811 on non-var/function decls.
1812 (dwarf2out_var_location): Reverse order of tests.
1813 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1814 with DECL_WRTL_CHECK.
1815 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1816 * fold-const.c (fold_binary): Don't check weakness on
1817 non-var/function decls.
1818 (tree_expr_nonzero_p): Ditto.
1819 (fold_checksum_tree): Use tree_decl_extra as sizeof
1821 * ggc-page.c (extra_order_size_table): Add sizes for
1822 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1824 * gimplify.c (gimplify_bind_expr): Only set
1825 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1826 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1828 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1829 * langhooks.h (init_ts). New langhook.
1830 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1831 * print-tree.c (print_node): Update to only print fields that
1832 exist in the structures the passed decl has.
1833 * toplev.c (wrapup_global_declarations): Don't reset
1834 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1835 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1836 * tree-inline.c (remap_decl): Ditto.
1837 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1838 * tree-pretty-print.c (print_declaration): Don't print
1839 DECL_REGISTER on things that don't contain it.
1840 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1841 non-var/function decls.
1842 * tree.c (tree_contains_struct): New structure.
1843 (init_priority_for_decl): New hashtable.
1844 (tree_int_map): New structure.
1845 (tree_int_map_eq): New function.
1846 (tree_int_map_marked_p): Ditto.
1847 (tree_int_map_hash): Ditto.
1848 (tree_map): Move to tree.h.
1849 (tree_map_eq): Externalize.
1850 (tree_map_hash): Ditto.
1851 (tree_map_marked_p): Ditto.
1852 (init_ttree): Set up tree_contains_struct and call langhook.
1853 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1854 (tree_code_size): Update for new structures.
1855 (tree_node_structure): Update for new structures.
1856 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1858 (copy_node_stat): Copy init priority.
1859 (build_decl_stat): Ditto for visibility.
1860 (ts_enum_names): New.
1861 (tree_contains_struct_check_failed): New function.
1862 (decl_init_priority_lookup): Ditto.
1863 (decl_init_priority_insert): Ditto.
1864 * treestruct.def: New file.
1865 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1866 (CONTAINS_STRUCT_CHECK): Ditto.
1867 (tree_contains_struct_check_failed): New prototype.
1868 (DECL_CHECK): Removed.
1869 (DECL_MINIMAL_CHECK): New.
1870 (DECL_COMMON_CHECK): Ditto.
1871 (DECL_WRTL_CHECK): Ditto.
1872 (DECL_NON_COMMON_CHECK): Ditto.
1873 (DECL_WITH_VIS_CHECK): Ditto.
1874 (VAR_OR_FUNCTION_DECL_P): Ditto
1875 (struct tree_decl_minimal): New structure.
1876 (struct tree_decl_common): Ditto.
1877 (struct tree_decl_with_rtl): Ditto.
1878 (struct tree_decl_with_vis): Ditto.
1879 (struct tree_decl_non_common): Ditto.
1880 (struct tree_field_decl): Ditto.
1881 (struct tree_parm_decl): Ditto.
1882 (struct tree_var_decl): Ditto.
1883 (struct tree_function_decl): Ditto.
1884 (struct tree_const_decl): Ditto.
1885 (struct tree_result_decl): Ditto.
1886 (union tree_node): Add new structures.
1887 * var-tracking.c (track_expr_p): Reverse order of tests.
1889 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1891 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1893 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1894 * system.h: Poison FINALIZE_PIC.
1895 * doc/tm.texi (FINALIZE_PIC): Remove.
1897 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1900 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1901 to the correct type if we have a MODIFY_EXPR.
1903 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1905 PR tree-optimization/22360
1906 * tree.c (upper_bound_in_type): Fix calculations for casting
1907 to a non-wider signed type and casting a signed value to a
1908 wider unsigned type.
1909 (lower_bound_in_type): Fix calculations for casting to a
1910 non-wider signed type.
1912 PR tree-optimization/20139
1913 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1915 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1916 fold_cond_expr_cond.
1917 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1918 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1920 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1923 * tree-complex.c (expand_complex_libcall): Produce
1924 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1926 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1928 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1929 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1930 b" assert and inserted fastpath code for this case.
1931 (bitmap_ior): Removed "a != b" assert.
1933 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1935 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1936 (ENDFILE_SPEC): Likewise.
1937 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1939 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1940 a large stack frame at epilogue.
1942 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1944 * final.c: Include sdbout.h when required.
1946 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1948 * config.gcc (*-*-darwin*): Only one target-specific header file
1950 (powerpc-*-darwin*): Add version-specific header files.
1951 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1952 * config.in: Regenerate.
1953 * configure: Regenerate.
1954 * gcc.c: Include xregex.h.
1955 (version_compare_spec_function): New.
1956 (spec_function): Add version-compare.
1957 (replace_outfile_spec_function): Reformat comment.
1958 (compare_version_strings): New.
1959 * config/darwin-c.c (version_as_macro): New.
1960 (builtin_define): New.
1961 (darwin_cpp_builtins): New.
1962 * config/darwin-protos.h (darwin_cpp_builtins): New.
1963 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1964 (LIB_SPEC): Make unconditional, update comment.
1965 (TARGET_C99_FUNCTIONS): Define.
1966 * config/darwin.opt: Sort.
1967 (mmacosx-version-min=): New.
1968 * config/darwin7.h: Delete.
1969 * config/darwin8.h: Delete.
1970 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1971 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1972 (TARGET_C99_FUNCTIONS): Define.
1973 * config/rs6000/darwin7.h: New.
1974 * config/rs6000/darwin8.h: New.
1975 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1976 (-mmacosx-version-min): Document.
1978 2005-07-07 Ian Lance Taylor <ian@airs.com>
1980 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1982 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1985 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1987 2005-07-07 Khem Raj <kraj@mvista.com>
1989 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1990 in bytes, not words.
1992 2005-07-07 Paul Brook <paul@codesourcery.com>
1994 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1995 DEFAULT_FUNCTION_ARG_PADDING to upward.
1997 2005-07-07 Richard Henderson <rth@redhat.com>
1999 * function.c (locate_and_pad_parm): Record parameter alignment in
2000 stack_alignment_needed.
2002 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2004 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2005 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2006 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2007 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2008 (define_attr "type"): Add isync, sync, load_l, store_c.
2009 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2010 Create scratch volatile MEM.
2011 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2013 (load_locked_<mode>): New.
2014 (store_conditional_<mode>): New.
2015 (sync_compare_and_swap<mode>): Replace with splitter.
2016 (sync_lock_test_and_set<mode>): Replace with splitter.
2017 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2019 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2020 is ics. Attribute isync.
2021 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2023 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2024 and UNSPECV_SYNC_OP.
2025 (emit_unlikely_jump): New.
2026 (emit_load_locked): New.
2027 (emit_store_conditional): New.
2028 (rs6000_split_compare_and_swap): New.
2029 (rs6000_split_lock_test_and_set): New.
2030 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2031 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2032 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2033 rs6000_split_lock_test_and_set): Declare.
2034 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2035 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2036 store_c, isync, sync.
2038 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2040 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2041 filenames to gtyp-gen.h.
2042 (s-typ-gen): Use it in place of for loops.
2044 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2046 * hooks.c (hook_bool_rtx_int_false): New function.
2047 * hooks.h (hook_bool_rtx_int_false): Declare.
2048 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2049 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2050 * target.h (struct gcc_target): Add commutative_p member.
2051 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2052 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2053 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2054 (pa_commutative_p): New function.
2055 * jump.c (target.h): Include.
2056 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2057 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2059 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2061 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2062 (s390_expand_setmem): New.
2063 * config/s390/s390.c: Likewise.
2064 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2066 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2067 general_operand. Call new function "s390_expand_setmem".
2068 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2069 ("setmem_long", "*setmem_long"): ... this.
2071 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2073 * config/s390/s390.c: (optimization_options): Enable
2074 TARGET_MVCLE at -Os.
2075 * doc/invoke.texi: Document changes in default behaviour.
2076 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2078 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2080 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2081 defined by back-end.
2083 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2085 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2086 all sets in the pattern.
2087 * config/rs6000/rs6000.md (stack_protect_testsi,
2088 stack_protect_testdi): Likewise.
2090 2005-07-06 Jeff Law <law@redhat.com>
2092 * tree-vrp.c (simplify_using_ranges): Kill.
2093 (vrp_finalize): Remove call to simplify_using_ranges.
2094 (simplify_stmt_using_ranges): New function extracted from
2095 simplify_using_ranges.
2096 (simplify_div_or_mod_using_ranges): Likewise.
2097 (simplify_abs_using_ranges): Likewise.
2098 (simplify_cond_using_ranges): New function.
2099 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2100 * tree-ssa-propagate.c (substitute_and_fold): Call
2101 simplify_stmt_using_ranges if we have range information.
2103 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2105 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2106 ia64_flag_schedule_isns2.
2108 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2109 reading/writing general registers.
2110 (ia64_function_arg): Revert 2005-06-18 change.
2112 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2114 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2115 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2117 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2119 * function.c (expand_function_end): Revert part of 2005-06-27
2120 patch. Do sjlj_emit_function_exit_after after return_label.
2122 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2124 * doc/install.texi (--disable-libssp): New.
2126 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2128 * doc/invoke.texi: Update -fforce-mem documentation.
2129 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2130 code for -fforce-mem.
2131 * expmed.c: (store_bit_field,store_fixed_bit_field,
2132 extract_bit_field): Ditto.
2133 * expr.c: (convert_move): Ditto.
2134 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2135 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2136 emit_conditional_add,expand_float,expand_fix): Ditto.
2137 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2138 (common_handle_option): Issue warning when -fforce-mem specified.
2140 2005-07-06 Paul Brook <paul@codesourcery.com>
2142 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2144 * configure: Regenerate.
2146 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2148 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2150 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2152 Fix PR tree-optimization/22319
2153 Fix PR tree-optimization/22140
2154 Fix PR tree-optimization/22310
2156 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2157 variable sized types.
2158 Use correct type for intermediate structure on *a = *b structure
2161 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2163 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2165 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2166 (machine_function): Move typedef to...
2167 * config/rs6000/rs6000.c (machine_function): ... here. Add
2168 varargs_save_offset field.
2169 (rs6000_stack_t): Remove varargs_size field.
2170 (setup_incoming_varargs): Allocate varargs save area using
2171 assign_stack_local, try to make it as small as possible.
2172 Save offset from virtual_stack_vars_rtx to the save area
2173 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
2174 instead of magic 8 when fp word byte size is used.
2175 (rs6000_va_start): Use cfun->machine->varargs_save_offset
2176 instead of -RS6000_VARARGS_SIZE.
2177 (rs6000_stack_info, debug_stack_info,
2178 rs6000_initial_elimination_offset): Remove all traces of
2180 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2181 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2182 RS6000_VARARGS_AREA.
2184 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
2186 PR tree-optimization/21963
2187 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2188 constant_multiple_of in the same way get_computation_cost_at does.
2190 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2192 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2193 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2194 (gen_compare_reg): If sparc_compare_emitted is set, clear it
2195 and return its previous value.
2196 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2197 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2199 (stack_protect_set, stack_protect_test): New expanders.
2200 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2201 stack_protect_testdi): New insns.
2202 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2203 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2205 2005-07-06 Jeff Law <law@redhat.com>
2207 * tree-ssa-dce.c (cfg_altered): New global.
2208 (tree_dce_init): Initialize cfg_altered.
2209 (remove_dead_stmt): If we remove an edge in the CFG, then set
2211 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2214 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2216 * Makefile.in (stamp-collect-ld): Use
2217 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
2218 ./collect-ld if it already exists.
2219 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2220 Don't remove ./nm if it already exists.
2222 2005-07-05 Devang Patel <dpatel@apple.com>
2224 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2225 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2226 * tree-vectorizer.c (vect_loop_location): New.
2227 (vect_print_dump_info): Use vect_loop_location.
2228 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2229 (vectorize_loops): Set vect_loop_location.
2230 * tree-vect-analyze.c (vect_analyze_offset_expr,
2231 vect_determin_vectorization_factor, vect_analyze_operations,
2232 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2233 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2234 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2235 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2236 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2237 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2238 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2239 vect_analyze_loop): Adjust vect_print_dump_info API.
2240 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2241 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2242 vect_finish_stmt_generation, vectorizable_assignment,
2243 vectorizable_operation, vectorizable_store, vectorizable_load,
2244 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2245 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2246 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2247 vect_transform_loop): Same.
2248 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2249 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2252 2005-07-05 Randolph Chung <tausq@debian.org>
2254 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2255 * configure: Regenerate.
2256 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2257 (pa_tls_referenced_p): Declare.
2258 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2259 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2260 (legitimize_tls_address): New.
2261 (hppa_legitimize_address): Handle TLS addresses.
2262 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2263 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2264 (emit_move_sequence): Handle TLS addresses.
2265 (pa_encode_section_info): Call default handler to handle common
2267 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2268 (CONSTANT_ADDRESS_P): Reject TLS operands.
2269 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2270 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2271 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2272 (UNSPEC_TLSLE): Define new constants.
2273 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2274 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2275 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2276 (tie_symbolic_operand, tle_symbolic_operand): New
2278 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
2280 * aclocal.m4: Update macros for autoconf 2.59 style.
2281 * configure.ac: Likewise.
2283 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2285 * pa.c (function_value): Handle small aggregates on 32-bit targets.
2286 (function_arg): Pass small aggregates in general registers on 32-bit
2288 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2290 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
2292 * Makefile.in (final.o): Fix dependencies.
2294 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2298 * langhooks.h (struct lang_hooks): Add expr_to_decl.
2299 * langhooks.c (lhd_expr_to_decl): New.
2300 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2302 (LANG_HOOKS_INITIALIZER): Update.
2303 * tree.c (recompute_tree_invarant_for_addr_expr): Call
2304 expr_to_decl langhook.
2305 * c-tree.h (c_expr_to_decl): Declare.
2306 * c-typeck.c (c_expr_to_decl): New.
2307 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2309 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2311 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2314 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2315 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2317 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
2319 * Makefile.in: Adjust dependencies.
2320 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2321 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2322 * alias.c (rest_of_handle_cfg, pass_cfg): New.
2323 * bb-reorder.c (duplicate_computed_gotos): Make it static.
2324 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2325 rest_of_compilation.
2327 * bb-reorder.c (gate_duplicate_computed_gotos,
2328 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2329 rest_of_handle_reorder_blocks, pass_reorder_blocks,
2330 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2331 pass_partition_blocks): New.
2332 * bt-load.c (gate_handle_branch_target_load_optimize,
2333 rest_of_handle_branch_target_load_optimize,
2334 pass_branch_target_load_optimize): New.
2335 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2337 * cfglayout.c (pass_insn_locators_initialize): New.
2338 * cfgrtl.c (pass_free_cfg): New.
2339 * combine.c (gate_handle_combine, rest_of_handle_combine,
2341 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2342 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2343 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2344 * except.c (pass_set_nothrow_function_flags,
2345 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2347 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2348 rest_of_handle_shorten_branches, pass_shorten_branches,
2349 rest_of_clean_state, pass_clean_state): New.
2350 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2351 rest_of_handle_remove_death_notes, pass_remove_death_notes,
2352 rest_of_handle_life, pass_life, rest_of_handle_flow2,
2354 * function.c (pass_instantiate_virtual_regs, pass_init_function,
2355 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2356 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2357 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2359 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2360 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2361 pass_rtl_ifcvt, gate_handle_if_after_combine,
2362 rest_of_handle_if_after_combine, pass_if_after_combine,
2363 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2364 pass_if_after_reload): New.
2365 * integrate.c (pass_initial_value_sets): New.
2366 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2367 pass_purge_lineno_notes): New.
2368 * mode-switching.c (rest_of_handle_mode_switching,
2369 pass_mode_switching): New.
2370 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2371 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2373 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2374 pass_loop_optimize): New.
2375 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2377 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2379 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2380 pass_postreload_cse): New.
2381 * profile.c (gate_handle_profiling, pass_profiling,
2382 rest_of_handle_branch_prob, pass_branch_prob): New.
2383 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2384 pass_split_before_regstack, gate_handle_split_before_regstack,
2385 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2386 rest_of_handle_split_all_insns, pass_split_all_insns): New.
2387 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2388 pass_stack_regs): New.
2389 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2390 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2391 pass_stack_adjustments): New.
2392 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2393 pass_regrename): New.
2394 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2395 pass_delay_slots, gate_handle_machine_reorg,
2396 rest_of_handle_machine_reorg, pass_machine_reorg): New.
2397 * rtl.h (extern void purge_line_number_notes): New.
2398 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2399 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2401 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2403 * value-prof.c (gate_handle_value_profile_transformations,
2404 rest_of_handle_value_profile_transformations,
2405 pass_value_profile_transformations): New.
2406 * var-tracking.c (gate_handle_var_tracking,
2407 pass_variable_tracking): New.
2408 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2410 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2411 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2412 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2413 rest_of_handle_old_regalloc, rest_of_handle_regrename,
2414 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2415 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2416 rest_of_handle_gcse2, rest_of_handle_regmove,
2417 rest_of_handle_tracer, rest_of_handle_if_conversion,
2418 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2419 rest_of_handle_web, rest_of_handle_branch_prob,
2420 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2421 rest_of_handle_jump_bypass, rest_of_handle_combine,
2422 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2423 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2424 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2425 rest_of_handle_mode_switching, rest_of_handle_jump,
2426 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2427 rest_of_handle_flow2, rest_of_handle_jump2,
2428 rest_of_handle_peephole2, rest_of_handle_postreload,
2429 rest_of_handle_shorten_branches, rest_of_clean_state,
2430 rest_of_compilation): Remove.
2432 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2433 * passes.c (dump_flags, in_gimple_form, all_passes,
2434 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2435 register_dump_files, next_pass_1, last_verified, execute_todo,
2436 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2437 from tree-optimize.c.
2438 (init_optimization_passes): Moved from tree-optimize.c,
2439 adding the RTL optimizations.
2440 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2441 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2442 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2443 register_dump_files, next_pass_1, last_verified, execute_todo,
2444 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2445 init_tree_optimization_passes, ipa_passes): Delete.
2446 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2448 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2449 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2451 (ipa_passes): Remove.
2452 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2453 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2454 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2455 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2456 (dump_info_p, dump_flag): Moved to tree-dump.h.
2458 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2460 * passes.c (finish_optimization_passes): Use dump_begin
2461 and dump_end, TDI_end.
2462 (gate_rest_of_compilation): New.
2463 (pass_rest_of_compilation): Use it.
2464 (gate_postreload, pass_postreload): New.
2465 * toplev.c (general_init): Rename init_tree_optimization_passes.
2466 * toplev.h (init_tree_optimization_passes): Rename to
2467 init_optimizations_passes.
2468 * tree-dump.c (dump_flag): Make static.
2469 (dump_files): Remove RTL dumps.
2470 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2471 pass_cleanup_cfg, pass_free_cfg_annotations,
2472 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2473 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2474 * tree-pretty-print.c: Include tree-pass.h.
2475 * cgraph.c: Include tree-dump.h.
2477 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2479 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2480 Only fall back to saying it points to readonly memory if
2483 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2485 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2486 * config/m32r/m32r.c (m32r_compute_frame_size,
2487 m32r_expand_prologue): Take current_function_profile into
2488 account whenever we reference
2489 current_function_uses_pic_offset_table.
2490 (m32r_finalize_pic): Remove.
2491 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2493 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2495 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2496 instead of $<. Don't remove ./as if it already exists.
2498 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2501 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2502 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2503 for complex modes when generating code for PA 1.0.
2504 (VALID_FP_MODE_P): New macro.
2505 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2506 sets for all general and floating point modes. Align wide floating
2507 point modes to even register boundaries to comply with architectural
2509 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2510 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2511 (VALID_FP_MODE_P): New macro.
2512 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2513 sets for all general and floating point modes. Align wide floating
2514 point modes to even register boundaries to comply with architectural
2517 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2519 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2522 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2524 * tree-ssa-structalias.c: Don't include expr.h.
2526 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2528 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2531 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2533 Fix PR tree-optimization/22279
2535 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2538 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2540 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2542 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2544 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2545 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2546 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2547 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2548 config/stormy16/stormy16.c, config/v850/v850.c,
2549 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2550 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2551 Avoid "." or "\n" at end of diagnostics and capital letters at
2552 start of diagnostics.
2553 * combine.c, cse.c: Don't translate dump file output.
2554 * toplev.c (print_version): Only translate output if going to
2557 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2559 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2560 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2563 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2565 * pa.c (fix_range): Fix typo in comment.
2567 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2569 * tree-vrp.c (extract_range_from_assert): Replace
2570 fold (build (...)) with fold_build2.
2572 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2574 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2575 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2576 (format_types_orig, handle_format_attribute): Add support for
2579 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2581 * varasm.c (assemble_variable): Fix format specifier thinko.
2583 2005-07-03 Ira Rosen <irar@il.ibm.com>
2585 PR tree-optimization/22029 (and 22135)
2586 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2587 a phi node before calling dump_vops.
2589 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2591 * tree-dump.h (dump_string_field): Declare.
2592 * tree-dump.c: Use it instead of dump_string.
2593 (dump_string_field): Make non-static.
2595 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2597 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2598 up the minimal CFG stuff always when optimize > 0. Call
2599 split_all_insns_noflow in PIC case if needed.
2601 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2602 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2605 * c-decl.c (c_write_global_declarations): Dump contents of
2607 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2608 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2609 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2610 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2613 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2615 * c-common.h (GCC_DIAG_STYLE): Define.
2616 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2617 version for format checking to 4.1.
2618 * c-format.c: Include toplev.h after c-common.h.
2619 (enum format_type): Add gcc_tdiag_format_type.
2620 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2621 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2622 (format_types_orig): Add gcc_tdiag.
2623 (init_dynamic_diag_info): Support gcc_tdiag formats.
2624 (handle_format_attribute): Likewise.
2625 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2626 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2627 version for format checking to 4.1.
2628 (warning0, warning, error, pedwarn, sorry): Use
2630 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2631 (finish_aliases_1): Do not use %qE.
2632 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2633 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2634 Correct format bugs.
2635 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2636 parameter to unsigned HOST_WIDE_INT.
2637 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2639 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2642 * expr.c (write_complex_part): Use adjust_address for MEM.
2643 (read_complex_part): Same.
2645 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2647 Fix PR tree-optimization/22280
2649 * tree-sra.c (generate_element_init): Remove useless loop.
2651 2005-07-02 Richard Henderson <rth@redhat.com>
2653 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2655 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2657 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2660 * fold-const.c (fold_binary): Handle the return value of
2661 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2662 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2664 2005-07-02 Jeff Law <law@redhat.com>
2666 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2667 a eliminate type conversion which feeds an equality comparison
2668 if the original type or either operand in the comparison is a
2671 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2673 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2674 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2676 * config/avr/avr.c: Do not use '`' as left quote.
2677 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2678 Remove "." from end of diagnostics. Make diagnostics start with
2681 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2682 Joseph S. Myers <joseph@codesourcery.com>
2684 * toplev.c (default_tree_printer): Handle setting location with
2686 * c-objc.common.c (c_tree_printer): Likewise.
2687 * c-format.c (gcc_diag_flag_specs): Add '+'.
2688 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2689 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2691 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2692 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2693 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2694 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2695 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2696 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2697 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2698 format arguments where %J is used without %D.
2700 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2702 * gcc.c (LINK_SSP_SPEC): Define.
2703 (link_ssp_spec): New variable.
2704 (LINK_COMMAND_SPEC): Add %(link_ssp).
2705 (static_specs): Add link_ssp_spec.
2706 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2707 * configure: Rebuilt.
2708 * config.in: Rebuilt.
2710 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2711 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2712 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2713 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2714 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2715 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2716 -0x7008(2) instead of reading __stack_chk_guard variable.
2717 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2719 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2720 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2721 if TARGET_THREAD_SSP_OFFSET is defined.
2722 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2723 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2726 2005-06-27 Richard Henderson <rth@redhat.com>
2727 * libgcc-std.ver (GCC_4.1.0): New.
2728 * libgcc.h (__stack_chk_guard): Declare.
2729 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2730 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2731 * mklibgcc.in (lib2funcs): Add them.
2733 2005-07-01 Richard Henderson <rth@redhat.com>
2735 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2736 void * before struct sigcontext *.
2737 (x86_fallback_frame_state): Likewise.
2739 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2741 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2743 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2746 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2747 we check for SSA_NAME for.
2749 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2751 Fix PR tree-optimization/22071
2753 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2755 (get_constraint_for_component_ref): Use it.
2757 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2760 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2761 print out the last new line.
2763 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2765 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2766 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2767 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2768 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2769 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2770 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2771 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2772 (enum reg_class): New member CC0_REGS.
2773 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2774 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2775 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2776 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2777 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2778 Adjust for register now described.
2780 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2783 * config/i386/i386.md (stack_protect_test_si,
2784 stack_protect_test_di): Add earlyclobber for scratch 3.
2785 * config/rs6000/rs6000.md (stack_protect_testsi,
2786 stack_protect_testdi): Add earlyclobber for scratch 3,
2787 remove earlyclobber from scratch 4.
2789 Older entries for 2005 can be found in ChangeLog-2005.