1 2005-12-10 Richard Sandiford <richard@codesourcery.com>
3 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
4 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
6 2005-12-10 Richard Sandiford <richard@codesourcery.com>
8 * output.h (init_section, fini_section): Delete.
9 * varasm.c (init_section, fini_section): Delete.
10 (init_varasm_once): Don't initialize them.
11 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
12 there are no corresponding varasm.c variables.
14 2005-12-10 Richard Sandiford <richard@codesourcery.com>
16 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
17 of EH_FRAME_SECTION_NAME into...
18 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
20 * except.c (default_exception_section): Delete, moving most
22 (switch_to_exception_section): ...this new function. Set
23 exception_section if it is still null, then switch to it.
24 (output_function_exception_table): Use switch_to_exception_section.
25 * varasm.c (exception_section, eh_frame_section): Update comments.
26 (get_section): Hoist use of SECTION_NAMED.
27 (init_varasm_once): Don't set exception_section and eh_frame_section.
28 * output.h (default_exception_section): Delete.
29 (default_eh_frame_section): Delete.
31 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
33 * config/bfin/bfin.c: Include "cgraph.h".
34 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
35 Return the reg that holds the pointer to the GOT.
36 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
39 2005-12-09 Diego Novillo <dnovillo@redhat.com>
41 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
42 recompute_tree_invarant_for_addr_expr.
43 Update uses everywhere.
45 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
47 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
48 (MULTILIB_DIRNAMES): Define.
50 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
53 * config/s390/s390.c (struct s390_address): New field literal_pool.
54 (s390_decompose_address): Compute literal_pool field. Do not
55 assume register %r13 is always (and solely) used as pool base.
56 (s390_extra_constraint_str): Use literal_pool field.
58 2005-12-09 Thiemo Seufer <ths@networkno.de>
60 * config/mips/mips.c (override_options): Don't allow too small
61 integers in FP registers.
63 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
65 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
66 targetm.binds_local_p to check for local function calls.
68 2005-12-09 Alan Modra <amodra@bigpond.net.au>
71 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
72 call_used_regs can't be used to save reg in another reg.
74 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
75 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
77 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
79 * except.c (output_ttype): Likewise.
80 * tree-object-size.c (collect_object_sizes_for): Likewise.
81 (check_for_plus_in_loops_1): Likewise.
82 (check_for_plus_in_loops): Likewise.
83 (compute_object_sizes): Use gcc_unreachable instead of abort.
85 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
87 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
88 (loop_end, loop_init, doloop_end): New insns.
89 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
90 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
91 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
92 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
93 * config/ms1/ms1.c: #include basic-block.h
94 (struct machine_function): Add has_loops field.
96 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
97 (struct loop_info, struct loop_work): New.
98 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
99 (ms1_reorg_loops): New loop optimization.
100 (ms1_machine_reorg): Call it.
101 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
103 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
105 PR tree-optimization/25248
106 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
107 evolution_of_loop from the failed attempt. Remove handling
110 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
112 * tree.h (DECL_EXTERNAL): Clarify documentation.
114 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
115 Jakub Jelinek <jakub@redhat.com>
118 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
119 argument. Don't drop outer ANDs.
120 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
121 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
123 * config/s390/predicates.md (setmem_operand): Remove.
124 (shift_count_operand): Rename to...
125 (shift_count_or_setmem_operand): ... this. Adjust
126 s390_decompose_shift_count caller.
127 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
128 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
129 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
130 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
131 rotl<mode>3_and, setmem_long_and): New insns.
132 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
133 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
134 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
135 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
136 of shift_count_operand.
137 (setmem_long): Use shift_count_or_setmem_operand instead of
140 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
141 Andreas Tobler <a.tobler@schweiz.ch>
143 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
146 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
148 * expr.c (force_operand): Use convert_to_mode for conversions.
150 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
152 * reload.h (reg_equiv_invariant): Declare.
153 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
154 register also when reg_equiv_invariant[R] is set.
156 2005-12-07 Richard Sandiford <richard@codesourcery.com>
157 Andreas Tobler <a.tobler@schweiz.ch>
159 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
161 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
163 * tree-ssa-pre.c (bitmap_set_and): New function.
164 (bitmap_set_and_compl): New function.
165 (bitmap_set_empty_p): New function.
166 (insert_extra_phis): New function.
167 (compute_avail): Use insert_extra_phis.
169 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
171 * config/s390/s390.c (s390_expand_atomic): New function.
172 Adjust comment of helper functions.
173 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
174 * config/s390/s390.md ("ATOMIC"): New code macro.
175 ("atomic"): Corresponding new code attribute.
176 ("sync_lock_test_and_set[hq]i",
177 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
179 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
181 * config/s390/s390.c (s390_expand_mask_and_shift,
182 struct alignment_context, init_alignment_context,
183 s390_expand_cs_hqi): New.
184 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
185 * config/s390/s390.md ("sync_compare_and_swaphi",
186 "sync_compare_and_swapqi"): New pattern.
188 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
190 Fix PR tree-optimization/25291
191 * tree-ssa-operands.c (add_call_clobber_ops): Remove
192 redundant and crashing check.
194 2005-12-08 Alan Modra <amodra@bigpond.net.au>
197 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
198 tests further when !strict && reload_in_progress.
199 (print_operand): Check that both operands of indexed address are regs.
200 (print_operand_address): Likewise.
201 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
202 (INT_REG_OK_FOR_BASE_P): Correct.
204 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
206 Preparation for PR rtl-optimization/20070 / part1
207 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
208 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
209 outgoing_edges_match.
210 (outgoing_edges_match): Use condjump_equiv_p.
211 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
213 * struct-equiv.c: New file.
214 (death_notes_match_p) New function, broken out of insns_match_p.
215 * Makefile.in (OBJS-common): Add struct-equiv.o.
216 (struct-equiv.o): New target.
218 2005-12-07 Richard Sandiford <richard@codesourcery.com>
220 * coretypes.h: Revert previous change.
221 * config/darwin.h: Revert previous reversion.
222 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
224 2005-12-07 Richard Sandiford <richard@codesourcery.com>
226 * coretypes.h (section): Provide dummy definition for target files.
227 * config/darwin.h: Revert previous change.
229 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
231 * doc/sourcebuild.texi (all.build, install-normal): Remove.
232 * configure.ac: Remove all.build and install-normal from target_list
233 * configure: Regenerate.
234 * Makefile.in (install): Don't depend on install-normal.
236 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
238 * Makefile.in: Document the use of stamps.
240 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
242 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
243 * Makefile.in: Add code to compute some dependencies on s-gtype
244 automatically. Remove the declaration of those dependencies.
246 2005-12-07 Richard Sandiford <richard@codesourcery.com>
248 * gcc/reload.c (push_secondary_reload): Fix typo:
249 s/insn_constraint/scratch_constraint/.
251 2005-12-07 Richard Sandiford <richard@codesourcery.com>
253 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
255 2005-12-07 Richard Sandiford <richard@codesourcery.com>
257 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
258 (alpha_elf_select_rtx_section): Return the selected section rather
259 than emitting assembly code.
260 (alpha_write_linkage): Emit a ".link" directive directly and then
261 set in_section to NULL.
262 (vms_asm_out_constructor): Use switch_to_section.
263 (vms_asm_out_destructor): Likewise.
264 (unicosmk_output_common): Set in_section to NULL instead of calling
265 the dummy common_section function.
266 (unicosmk_text_section): Delete in favor of...
267 (unicosmk_output_text_section_asm_op): ...this new function.
268 (unicosmk_data_section): Delete in favor of...
269 (unicosmk_output_data_section_asm_op): ...this new function.
270 (unicosmk_init_sections): New function.
271 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
272 (unicosmk_output_ssib): Set in_section to NULL instead of calling
273 the dummy ssib_section function.
274 (unicosmk_section_buf): Delete.
275 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
276 (unicosmk_data_section): Delete.
277 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
278 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
279 (SECTION_FUNCTION_TEMPLATE): Delete.
280 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
281 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
282 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
283 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
284 (TARGET_ASM_INIT_SECTIONS): Define.
285 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
286 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
287 (link_section, literals_section): Delete.
288 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
289 set in_section to NULL.
291 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
292 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
293 (COMMON_SECTION): Delete.
294 (TARGET_ASM_INIT_SECTIONS): Define.
295 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
296 the dummy common_section function.
297 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
298 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
299 between readonly_data_section and text_section to check whether
300 read-only data is being put in the text section.
301 (arm_output_function_epilogue): Use switch_to_section.
302 (arm_elf_asm_constructor): Likewise.
303 (thumb_call_via_reg): Replace call to in_text_section with
304 a comparison between in_section and text_section.
305 (arm_file_end): Use switch_to_section.
306 (aof_text_section): Delete in favor of...
307 (aof_output_text_section_asm_op): ...this new function.
308 (aof_data_section): Delete in favor of...
309 (aof_output_data_section_asm_op): ...this new function.
310 (aof_asm_init_sections): New function.
311 (zero_init_section): Moved from config/arm/aof.h.
312 (aof_dump_imports, aof_file_start): Use switch_to_section.
313 * config/arm/arm.h (thumb_call_via_label): Update comment.
314 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
315 (common_section): Delete.
316 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
317 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
318 global switch_to_section function instead of the old port-local one.
319 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
320 (SWITCH_TO_SECTION_FUNCTION): Delete.
321 (drectve_section): Redefine as a macro.
322 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
323 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
326 * config/avr/avr.c (progmem_section): New variable.
327 (avr_output_progmem_section_asm_op): New function.
328 (avr_asm_init_sections): New function.
329 (avr_output_addr_vec_elt): Use switch_to_section.
330 * config/avr/avr.h (progmem_section): Declare.
331 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
332 (READONLY_DATA_SECTION): Delete.
333 (TARGET_ASM_INIT_SECTIONS): Define.
334 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
335 * config/avr/avr-protos.h (progmem_section): Delete.
337 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
339 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
340 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
342 * config/darwin-sections.def: New file.
343 * config/darwin.c: Define all sections in darwin-sections.def.
344 (output_objc_section_asm_op, darwin_init_sections): New functions.
345 (machopic_output_indirection): Use switch_to_section.
346 (machopic_select_section): Return the selected section rather than
347 emitting assembly code. Replace the static function table with
348 inline conditional expressions. Update the tests of last_text_section
349 and move them into the FUNCTION_DECL block.
350 (machopic_select_rtx_section): Return the selected section rather than
351 emitting assembly code.
352 (machopic_asm_out_constructor, machopic_asm_out_destructor)
353 (darwin_file_end): Use switch_to_section.
354 * config/darwin.h: Use darwin-sections.def to declare sections.
355 (INIT_SECTION_ASM_OP): Remove empty definition.
356 (HAS_INIT_SECTION): Define this instead.
357 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
358 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
359 (TARGET_ASM_EH_FRAME_SECTION): Delete.
360 (TARGET_ASM_INIT_SECTIONS): Define.
361 * config/darwin-protos.h (darwin_init_sections): Declare.
362 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
363 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
364 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
365 (constructor_section, destructor_section, mod_init_section): Delete.
366 (mod_term_section): Delete.
367 (darwin_exception_section, darwin_eh_frame_section): Delete.
368 (machopic_select_section): Return a section.
369 (machopic_select_rtx_section): Likewise.
370 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
371 (const_section, const_coal_section, const_data_section): Delete.
372 (const_data_coal_section, data_coal_section, cstring_section): Delete.
373 (literal4_section, literal8_section, constructor_section): Delete.
374 (mod_init_section, mod_term_section, destructor_section): Delete.
375 (objc_class_section, objc_meta_class_section, objc_category_section)
376 (objc_class_vars_section, objc_instance_vars_section): Delete.
377 (objc_cls_meth_section, objc_inst_meth_section): Delete.
378 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
379 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
380 (objc_symbols_section, objc_module_info_section): Delete.
381 (objc_image_info_section, objc_protocol_section): Delete.
382 (objc_string_object_section, objc_constant_string_object_section)
383 (objc_class_names_section, objc_meth_var_names_section): Delete.
384 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
385 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
386 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
387 (darwin_exception_section, darwin_eh_frame_section): Delete.
388 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
390 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
391 (frv_asm_out_destructor): Likewise.
392 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
393 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
394 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
396 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
397 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
398 (data_section): Delete.
400 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
401 (DRECTVE_SECTION_FUNCTION): Delete.
402 (drectve_section): Redefine as a macro that sets in_section after
403 emitting the directive.
404 (SWITCH_TO_SECTION_FUNCTION): Delete.
405 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
406 in_text_section with comparison between in_section and text_section.
407 * config/i386/i386.c (x86_64_elf_select_section): Return the section
408 rather than emitting assembly code. Use get_named_section.
409 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
411 (machopic_output_stub): Use switch_to_section.
412 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
413 (nwld_named_section_asm_out_destructor): Use get_section and
416 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
417 rather than emitting assembly code.
418 (ia64_rwreloc_select_section): Likewise.
419 (ia64_rwreloc_select_rtx_section): Likewise.
420 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
421 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
423 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
424 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
426 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
427 section rather than emitting assembly code.
428 (iq2000_select_section): Likewise.
429 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
430 (sbss_section): Delete.
432 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
433 and get_named_section.
434 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
436 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
437 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
438 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
439 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
441 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
442 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
443 global switch_to_section function instead of the old port-local one.
444 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
445 (SWITCH_SECTION_FUNCTION): Delete.
446 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
447 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
448 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
449 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
451 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
452 global switch_to_section function instead of the old port-local one.
453 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
455 * config/mips/mips.c (mips_file_start): Update comment.
456 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
457 (mips_output_aligned_decl_common): Use switch_to_section.
458 (mips_select_rtx_section): Return the section rather than emitting
459 assembly code. Use get_named_section.
460 (mips_function_rodata_section: Likewise get_section.
461 (build_mips16_function_stub): Use switch_to_section.
462 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
463 (SDATA_SECTION_ASM_OP): Delete.
464 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
465 (EXTRA_SECTION_FUNCTIONS): Delete.
467 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
468 (mmix_asm_output_aligned_local): Use switch_to_section.
470 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
471 (som_one_only_readonly_data_section): New variables.
472 (pa_output_function_epilogue): Set in_section to NULL instead of
473 calling forget_section.
474 (output_deferred_plabels): Use select_section.
475 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
476 of calling forget_section.
477 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
478 (pa_asm_output_aligned_local): Use select_section.
479 (som_text_section_asm_op): Delete in favor of...
480 (som_output_text_section_asm_op): ...this new function.
481 (pa_som_asm_init_sections): New function.
482 (pa_select_section): Return the section rather than emitting
484 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
485 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
486 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
487 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
488 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
489 (som_readonly_data_section, som_one_only_readonly_data_section)
490 (som_one_only_data_section, forget_section): Delete.
491 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
492 (TARGET_ASM_INIT_SECTIONS): Define.
493 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
495 * config/rs6000/rs6000.c (read_only_data_section): New variable.
496 (private_data_section, read_only_private_data_section): New variables.
497 (sdata2_section, toc_section): New variables.
498 (rs6000_file_start): Use switch_to_section.
499 (rs6000_assemble_integer): Use comparisons against in_section
500 instead of calling in_toc_section and in_text_section. Use
501 unlikely_text_section_p.
502 (rs6000_elf_output_toc_section_asm_op): New function, derived
503 from the old rs6000/sysv4.h toc_section function.
504 (rs6000_elf_asm_init_sections): New function.
505 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
506 the section rather than emitting assembly code.
507 (machopic_output_stub): Use switch_to_section.
508 (toc_section): Delete dummy function.
509 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
510 switch_to_section and get_section.
511 (rs6000_xcoff_output_readonly_section_asm_op): New function.
512 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
513 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
514 the old rs6000/xcoff.h toc_section function.
515 (rs6000_xcoff_asm_init_sections): New function.
516 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
517 the section rather than emitting assembly code.
518 (rs6000_xcoff_file_start): Use switch_to_section.
519 (rs6000_xcoff_file_end): Likewise.
520 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
521 (sdata2_section, sbss_section, private_data_section): Delete.
522 (read_only_data_section, read_only_private_data_section): Delete.
523 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
524 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
525 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
526 (FINI_SECTION_FUNCTION): Delete.
527 (TARGET_ASM_INIT_SECTIONS): Define.
528 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
529 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
530 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
531 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
532 (READONLY_DATA_SECTION): Delete.
533 (TARGET_ASM_INIT_SECTIONS): Define.
534 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
535 to NULL rather than no_section.
536 (TARGET_ASM_EXCEPTION_SECTION): Delete.
538 * config/sh/sh.c (sh_file_start): Use switch_to_section.
540 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
541 (sparc_output_deferred_case_vectors): Likewise. Remove argument
542 from call to current_function_section.
544 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
545 (bss100_section): New variable.
546 (xstormy16_asm_output_aligned_common): Use switch_to_section.
547 (xstormy16_asm_init_sections): New function.
548 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
549 switch_to_section and get_section.
550 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
551 from calls to current_function_section.
552 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
553 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
554 (TARGET_ASM_INIT_SECTIONS): Define.
555 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
557 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
558 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
559 (FINI_SECTION_FUNCTION): Delete.
561 * config/v850/v850.c: Include gt-v850.h.
562 (rosdata_section, rozdata_section, tdata_section, zdata_section)
563 (zbss_section): New variables.
564 (v850_output_aligned_bss): Use switch_to_section.
565 (v850_asm_init_sections): New function.
566 (v850_select_section): Return the section rather than emitting
568 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
569 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
570 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
571 (TARGET_ASM_INIT_SECTIONS): Define.
572 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
573 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
574 (zbss_section): Delete.
576 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
578 * config/vx-common.h (vxworks_exception_section): Delete.
579 (TARGET_ASM_EXCEPTION_SECTION): Delete.
581 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
582 section rather than emitting assembly code.
583 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
586 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
587 * coretypes.h (section): New union and typedef.
588 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
589 from call to current_function_section.
590 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
591 (dbxout_symbol_location): Use switch_to_section.
592 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
593 most of the code into...
594 (default_eh_frame_section): ...here. Return a section.
595 (collect2_eh_frame_section): Delete, moving most of the code into..
596 (switch_to_eh_frame_section): ...this new function.
597 (debug_info_section, debug_abbrev_section, debug_aranges_section)
598 (debug_macinfo_section, debug_line_section, debug_loc_section)
599 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
601 (output_call_frame_info): Call switch_to_eh_frame_section instead of
602 eh_frame_section. Use switch_to_section and get_section.
603 (dwarf2out_begin_prologue): Use switch_to_section.
604 (AT_string_form): Check the flags in debug_str_section instead of
605 DEBUG_STR_SECTION_FLAGS.
606 (output_comp_unit): Use switch_to_section, get_section, and
608 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
609 (dwarf2out_begin_block): Use switch_to_section. Remove argument
610 from call to current_function_section.
611 (dwarf2out_var_location): Use unlikely_text_section_p.
612 (dwarf2out_source_line): Use switch_to_section. Remove argument
613 from call to current_function_section.
614 (dwarf2out_start_source_file, dwarf2out_end_source_file)
615 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
616 debug_macinfo_section.
617 (dwarf2out_init): Initialize the new section variables. Use them
618 instead of calls to named_section_flags. Use switch_to_section.
619 (output_indirect_string): Use switch_to_section and debug_str_section.
620 (dwarf2out_finish): Use switch_to_section and the new section
622 * except.c (default_exception_section): Return the section instead
623 of emitting assembly code.
624 (output_function_exception_table): Use the global exception_section
625 variable instead of the target hook. Use switch_to_section. Remove
626 argument from call to current_function_section.
627 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
628 (shorten_branches): Use pointer comparisons to detect whether the
629 text section is the same as readonly_data_section.
630 (profile_function): Use switch_to_section. Remove argument from
631 call to current_function_section.
632 (final_scan_insn): Likewise. Update use of last_text_section.
633 * gengtype.c (open_base_files): Add an include of output.h.
634 * output.h (text_section, data_section, readonly_data_section)
635 (ctors_section, dtors_section, bss_section, init_section)
636 (fini_section, sdata_section): Turn into section pointers.
637 (in_text_section, in_unlikely_text_section, exports_section)
638 (drectve_section, named_section, mergeable_string_section)
639 (last_text_section_name): Delete.
640 (default_exception_section, default_eh_frame_section): Return sections.
641 (SECTION_DECLARED, SECTION_NAMED): New macros.
642 (SECTION_MACH_DEP): Bump value.
643 (section_common, named_section, unnamed_section): New structures.
644 (unnamed_section_callback): New typedef.
645 (section): New union.
646 (sbss_section, exception_section, eh_frame_section): New variables.
647 (in_section, last_text_section): Turn into section pointers.
648 (get_unnamed_section, get_section, get_named_section): New functions.
649 (mergeable_constant_section, function_section): Return a section.
650 (unlikely_text_section): Likewise.
651 (current_function_section): Likewise. Remove the decl argument.
652 (unlikely_text_section_p, switch_to_section): New functions.
653 (output_section_asm_op): New function.
654 (set_named_section_flags, named_section_flags, named_section_real)
655 (named_section_first_declaration): Delete.
656 (default_select_section, default_elf_select_section): Return a section.
657 (default_elf_select_section_1, default_function_rodata_section)
658 (default_no_function_rodata_section, default_select_rtx_section)
659 (default_elf_select_rtx_section): Likewise.
660 * rtl.h (in_data_section): Delete.
661 * sdbout.c (sdbout_one_type): Use switch_to_section.
662 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
663 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
664 (TARGET_ASM_EH_FRAME_SECTION): Poison.
665 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
666 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
667 (TARGET_ASM_OUT): Update after above changes.
668 * target.h (init_sections): New hook.
669 (exception_section, eh_frame_section): Delete.
670 (select_section, select_rtx_section, function_rodata_section): Return
671 a section rather than emitting assembly code.
672 * varasm.c (text_section, data_section, readonly_data_section)
673 (ctors_section, dtors_section, bss_section, init_section)
674 (fini_section): Turn into section pointers.
675 (sdata_section, sbss_section, exception_section): New variables.
676 (eh_frame_section): New variable.
677 (in_section): Make global and turn into a section pointer.
678 (last_text_section): Turn into a section pointer.
679 (unnamed_sections): New variable.
680 (in_named_name, last_text_section_name): Delete.
681 (EXTRA_SECTION_FUNCTIONS): Delete.
682 (in_named_entry): Delete.
683 (section_htab): New variable, replacing...
684 (in_named_htab): ...this deleted variable.
685 (section_entry_eq, section_entry_hash): New functions, based on...
686 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
687 (get_unnamed_section, get_section): New functions.
688 (unlikely_text_section): Return a section instead of emitting
690 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
691 (get_named_section_flags, named_section_first_declaration): Delete.
692 (unlikely_text_section_p): New function.
693 (named_section_real, named_section): Delete.
694 (get_named_section): New function.
695 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
696 (function_section): Return a section rather than emitting
698 (current_function_section): Likewise. Remove argument. Use
699 last_text_section if nonnull, otherwise use function_section.
700 (default_function_rodata_section): Return a section rather than
701 emitting assembly code. Use get_section.
702 (default_no_function_rodata_section): Return a section rather than
703 emitting assembly code.
704 (variable_section): Use switch_to_section and get_named_section.
705 (mergeable_string_section): Return a section rather than emitting
706 assembly code. Use get_section. Make static. Don't take special
707 countermeasures for empty strings.
708 (mergeable_constant_section): Return a section rather than emitting
709 assembly code. Use get_section.
710 (default_named_section_asm_out_destructor): Use switch_to_section
712 (default_dtor_section_asm_out_destructor): Use switch_to_section.
713 (default_named_section_asm_out_constructor): Use switch_to_section
715 (default_ctor_section_asm_out_constructor): Use switch_to_section.
716 (assemble_start_function): Likewise. Set last_text_section to
717 NULL rather than no_section. Change the type of save_section.
718 (assemble_zeros, assemble_variable): Use the section flags to detect
719 whether or not a section is text.
720 (assemble_static_space): Use switch_to_section.
721 (assemble_trampoline_template): Likewise.
722 (output_constant_def_contents): Use switch_to_section and
724 (output_constant_pool_1): Use switch_to_section. Use the section
725 flags to see whether sections contain mergeable data.
726 (init_varasm_once): Initialize section_htab instead of in_named_htab.
727 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
728 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
729 whether a section has already been declared.
730 (default_select_section, default_elf_select_section): Return a
731 section rather than emitting assembly code.
732 (default_elf_select_section_1): Likewise. Use bss_section for
733 SECCAT_BSS if nonnull. Use get_named_section.
734 (default_select_rtx_section): Return a section rather than
735 emitting assembly code.
736 (default_elf_select_rtx_section): Likewise. Use get_named_section.
737 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
738 (output_section_asm_op, switch_to_section): New functions.
739 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
742 * doc/tm.texi: Expand the introduction to the sections documentation.
743 (TRAMPOLINE_SECTION): Document new interface.
744 (SDATA_SECTION_ASM_OP): Document new macro.
745 (READONLY_DATA_SECTION): Delete.
746 (SDATA_SECTION_ASM_OP): Document new macro.
747 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
748 (TARGET_ASM_INIT_SECTIONS): Document new hook.
749 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
750 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
751 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
753 2005-12-07 Alan Modra <amodra@bigpond.net.au>
755 * gcc.c (init_gcc_specs): Match braces inside conditionally
758 2005-12-06 Geoffrey Keating <geoffk@apple.com>
760 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
762 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
765 * tree.c (integer_all_onesp): Always return true if all bits on.
767 * testsuite/g++.dg/init/array0.C: New.
769 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
771 * doc/md.texi: Adapt to implementation.
773 2005-12-06 Andreas Schwab <schwab@suse.de>
775 * opts.c (decode_options): Fix typo in message.
777 2005-12-06 Alan Modra <amodra@bigpond.net.au>
780 * longlong.h: Merge PPC tests from upstream.
782 2005-12-06 Richard Guenther <rguenther@suse.de>
784 * fold-const.c (fold_convert): Do not build and fold
785 CONVERT_EXPR, but always use NOP_EXPR.
787 2005-12-06 Jan Beulich <jbeulich@novell.com>
789 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
790 __builtin_ia32_paddq and __builtin_ia32_subq.
791 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
792 __builtin_ia32_pshufw.
793 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
795 2005-12-05 James E Wilson <wilson@specifix.com>
798 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
801 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
803 * print-tree.c (print_node): Ditto.
804 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
805 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
806 before accessing DECL_ARTIFICIAL.
807 Handle new tag tree codes.
808 * tree-flow-inline.h (clear_call_clobbered): Update for tag
810 (unmodifiable_var_p): Ditto.
811 * tree-flow.h (mem_tag_kind): Remove.
812 (struct var_ann_d): Remove mem_tag_kind member.
813 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
814 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
815 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
816 (group_aliases): Ditto.
817 (setup_pointers_and_addressables): Ditto.
818 (is_escape_site): Ditto.
819 (may_alias_p): Ditto.
820 (create_tag_raw): New function.
821 (create_memory_tag): Use it.
822 (dump_alias_info): Update for tags.
823 (may_be_aliased): Ditto.
824 (add_type_alias): Ditto.
825 (new_type_alias): Ditto.
827 (create_structure_vars): Ditto.
828 * tree-ssa-ccp.c (get_default_value): Ditto.
829 * tree-ssa-operands.c (get_expr_operands): Ditto.
830 (add_stmt_operand): Ditto.
831 (add_call_clobber_ops): Remove duplicated condition.
832 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
834 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
835 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
836 * tree.c (init_ttree): Update structures for new tree codes.
837 (tree_code_size): Update sizes for new tree codes.
838 (make_node_stat): Don't try to set common things on minimal
840 (tree_node_structure): Update for tags.
841 (is_global_var): Ditto.
842 * tree.def: Add new tree codes.
843 * tree.h (MTAG_P): New macro.
844 (TREE_MEMORY_TAG_CHECK): Ditto.
845 (SSA_VAR_P): Update for tags.
846 (struct tree_memory_tag): New structure.
847 (MTAG_GLOBAL): New macro.
848 (union tree_node): Add memory tag member.
849 * treestruct.def (TS_MEMORY_TAG): New.
851 2005-12-05 Dale Johannesen <dalej@apple.com>
853 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
854 what was approved (PR 24323).
856 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
858 * doc/c-tree.texi (Function Bodies): Remove description of
861 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
863 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
864 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
865 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
866 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
867 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
870 2005-12-05 Geoffrey Keating <geoffk@apple.com>
872 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
874 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
875 hook_bool_void_false.
876 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
877 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
879 * config/darwin.c (machopic_select_section): It's not defined
880 as weak if it's only marked as weak_import.
882 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
885 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
886 A hidden weak object does bind locally. Strong linkonce data
887 counts like any other strong symbol for binding.
888 (weak_finish_1): Don't specially handle weakrefs, they no longer
890 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
891 * c-common.c (handle_alias_attribute): Allow static aliases
893 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
894 * gthr-dce.h: Make weakrefs static.
895 * gthr-tpf.h: Likewise.
896 * gthr-solaris.h: Likewise.
897 * gthr-posix.h: Likewise.
898 * gthr-posix95.h: Likewise.
899 * config/darwin.c (darwin_encode_section_info): static weakref
900 variables are not necessarily defined in this translation unit.
901 * doc/extend.texi (Function Attributes): Mention that an alias
902 attribute creates a definition for the thing it's attached to.
903 Change the documentation for weakref to say that the thing
904 it's attached to must be static.
906 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
907 we don't go into an infinite loop.
909 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
911 * config/rs6000/predicates.md (logical_const_operand): Split
912 out of logical_operand.
913 (logical_operand): Use it.
914 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
915 logical_const_operand.
917 2005-12-05 Jan Beulich <jbeulich@novell.com>
919 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
920 and IX86_BUILTIN_CMPNESS.
921 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
922 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
923 * config/i386/i386.md (movti_internal): Correct type attribute.
924 Simplify mode attribute.
925 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
926 Correct type attribute.
927 (absxf2): Correct operator.
928 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
929 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
930 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
932 (sse2_vmsqrtv2df2): Correct mode attribute.
934 2005-12-05 Jan Beulich <jbeulich@novell.com>
936 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
937 16 bits. Provide insn pattern for this case.
939 2005-12-05 Jan Beulich <jbeulich@novell.com>
941 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
943 (__popcountDI2): Likewise.
945 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
948 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
949 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
950 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
953 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
955 * c-typeck.c (null_pointer_constant_p): New function.
956 (build_conditional_expr, build_c_cast, convert_for_assignment,
957 build_binary_op): Use it.
959 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
961 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
962 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
964 (check_function_arguments_recurse): Allow both NOP_EXPR and
965 CONVERT_EXPR but check conversions preserve precision.
966 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
967 but check conversions preserve precision.
968 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
971 2005-12-04 Roger Sayle <roger@eyesopen.com>
974 * common.opt (Wstring-literal-comparison): New command line option.
975 * c-opts.c (c_common_handle_option): Set it with -Wall.
976 * c-typeck.c (parser_build_binary_op): Issue warning if either
977 operand of a comparison operator is a string literal, except for
978 testing equality or inequality against NULL.
980 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
982 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
984 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
985 of building a NOP_EXPR.
986 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
988 * c-convert.c (convert): Use fold_convert instead of building
989 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
990 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
992 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
993 NOP_EXPR the same as CONVERT_EXPR.
994 * c-typeck.c (build_function_call): Use fold_convert instead of
995 building a NOP_EXPR directly.
996 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
998 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1000 PR rtl-optimization/25197
1001 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1004 2005-12-02 Stuart Hastings <stuart@apple.com>
1006 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1009 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1011 * c-typeck.c (default_function_array_conversion,
1012 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1013 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1014 orig_op2. Don't check them for NOP_EXPR.
1015 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1016 around integer zero.
1018 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1020 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1021 toc_save_offset, toc_size, lr_size.
1022 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1023 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1024 Adjust for removal of unused rs6000_stack_t fields.
1025 (debug_stack_info): Adjust.
1026 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1027 first, and don't bother checking for set/inc of lr on sibcalls.
1028 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1030 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1033 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1034 5 if operand 1 is not aligned. Undo previous constraint change.
1035 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1037 2005-12-02 Richard Guenther <rguenther@suse.de>
1039 * tree.h (build): Remove prototype.
1040 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1041 * tree.c (build): Remove.
1042 (build0_stat): Update comment.
1044 2005-12-02 Richard Guenther <rguenther@suse.de>
1046 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1047 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1049 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1050 maybe_fold_offset_to_component_ref): Likewise.
1051 * tree-ssa-dom.c (thread_across_edge,
1052 simplify_rhs_and_lookup_avail_expr,
1053 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1055 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1056 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1057 lower_try_finally_switch): Likewise.
1058 * tree-if-conv.c (add_to_dst_predicate_list,
1059 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1060 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1061 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1062 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1063 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1064 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1065 gimplify_init_ctor_eval, gimplify_init_constructor,
1066 gimplify_variable_sized_compare, gimplify_boolean_expr,
1067 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1068 gimplify_expr, gimplify_body, gimplify_function_tree,
1069 force_gimple_operand): Likewise.
1070 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1071 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1072 mx_register_decls): Likewise.
1073 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1074 get_frame_field, finalize_nesting_tree_1): Likewise.
1075 * tree-inline.c (setup_one_parameter): Likewise.
1076 * tree-vect-transform.c (vectorizable_condition): Likewise.
1077 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1079 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1080 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1081 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1082 * tree-chrec.h (build_polynomial_chrec): Likewise.
1084 2005-12-02 Richard Guenther <rguenther@suse.de>
1086 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1087 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1088 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1089 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1090 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1091 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1092 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1094 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1095 sh_adjust_unroll_max): Likewise.
1096 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1097 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1098 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1100 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1102 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1105 2005-12-02 Richard Guenther <rguenther@suse.de>
1107 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1108 simplify_cond_using_ranges): Use buildN instead of build.
1109 * tree-tailcall.c (adjust_accumulator_values,
1110 adjust_return_value): Likewise.
1111 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1112 generate_element_copy, generate_element_zero,
1113 generate_one_element_init): Likewise.
1114 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1115 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1116 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1117 perfect_nestify): Likewise.
1119 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1121 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1123 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1125 * ggc.h (GGC_RESIZEVEC): New.
1127 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1129 * gcc.c (execute): Improve readability.
1131 2005-12-02 Richard Guenther <rguenther@suse.de>
1133 * tree-cfg.c (mark_used_vars): New function.
1134 (dump_function_to_file): Dump only used VAR_DECLs.
1136 2005-12-02 Richard Guenther <rguenther@suse.de>
1138 * convert.c (convert_to_integer): Fix compare for nonpositive
1139 constant to use tree_int_cst_sgn <= 0.
1141 2005-12-02 Richard Guenther <rguenther@suse.de>
1143 * convert.c (convert_to_integer): Use fold_convert instead
1144 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1145 instead of comparing against 0. Use build_int_cst instead
1146 of converting integer_zero_node.
1148 2005-12-02 Richard Guenther <rguenther@suse.de>
1150 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1153 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1156 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1159 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1162 * function.c (expand_function_end): Emit blockage for unwinder
1165 2005-12-01 Roger Sayle <roger@eyesopen.com>
1167 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1168 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1169 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1170 integer constant comparisons.
1172 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1173 Janis Johnson <janis187@us.ibm.com>
1174 David Edelsohn <dje@watson.ibm.com>
1175 Ben Elliston <bje@au.ibm.com>
1177 * dfp.h, dfp.c: New files.
1178 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1179 (DECNUM_H): Likewise.
1180 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1181 (INCLUDES): Append $(DECNUMINC).
1182 (OBJS-common): Add dfp.o.
1184 * real.h (EXP_BITS): Pinch one bit to ..
1185 (struct real_value): Add decimal field.
1186 (real_format): Change table size, update documentation.
1187 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1188 (real_from_string3): Declare.
1189 (decimal_single_format): Declare.
1190 (decimal_double_format): Declare.
1191 (decimal_quad_format): Declare.
1192 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1193 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1194 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1195 * real.c: Include dfp.h.
1196 (normalize): Early return for decimal floats.
1197 (do_add): Zero decimal field.
1198 (do_compare): Call do_decimal_compare for decimal floats.
1199 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1200 (real_arithmetic): Call decimal_real_arithmetic for decimal
1201 floating point operands.
1202 (real_identical): If a and b are of differing radix, return false.
1203 (real_to_integer): Call decimal_real_to_integer if the value is a
1205 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1206 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1207 (real_to_hexadecimal): Place "N/A" in the return string for
1209 (real_from_string3): New variant, given a mode.
1210 (real_maxval): Use decimal_real_maxval for decimal floats.
1211 (round_for_format): Use decimal_round_for_format for decimals.
1212 (real_convert): Use decimal_real_convert where appropriate.
1213 (significand_size): Handle base 10.
1214 (encode_decimal_single, decode_decimal_single,
1215 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1216 decode_decimal_quad): New functions.
1217 (decimal_single_format): New.
1218 (decimal_double_format): New.
1219 (decimal_quad_format): New.
1220 * machmode.def: Add SD, DD and TD decimal floating point modes.
1221 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1222 Include MODE_DECIMAL_FLOAT.
1223 (DECIMAL_FLOAT_MODE_P): New.
1224 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1225 * genmodes.c (struct mode_data): Add counter field.
1226 (struct mode_data): Update comment for format.
1227 (blank_mode): Initialise counter field.
1228 (new_mode): Increment counter field for each mode defined.
1229 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1231 (make_complex_modes): Handle modes containing `D'.
1232 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1233 (make_decimal_float_mode): New.
1234 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1235 (cmp_modes): Compare counter field if other characteristics
1237 (emit_real_format_for_mode): Support formats for decimal floats.
1238 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1239 Document MODE_DECIMAL_FLOAT.
1241 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1243 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1246 2005-12-01 Richard Henderson <rth@redhat.com>
1248 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1250 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1252 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1254 * config/pa/pa.c (pa_init_builtins): If we detect
1255 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1258 2005-12-01 Richard Guenther <rguenther@suse.de>
1260 * fold-const.c (fold_binary): Use fold_build2, not
1263 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1265 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1267 * vec.h (VEC_block_remove): New.
1269 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1272 * c-common.c (lvalue_error): Fix wording.
1274 2005-12-01 Richard Guenther <rguenther@suse.de>
1276 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1277 thinko in last patch.
1279 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1281 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1282 than -flat_namespace.
1284 2005-12-01 Ben Elliston <bje@au.ibm.com>
1286 * mklibgcc.in: Parameterise the script to build soft float
1287 functions by iterating over each type, rather than cloning the
1290 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1293 * builtins.c (fold_builtin_fputs): Defer check for missing
1294 replacement functions.
1296 2005-11-30 Kean Johnston <jkj@sco.com>
1298 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1299 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1301 2005-11-30 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/22501
1304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1305 function split out from ...
1306 (forward_propagate_addr_expr): ... here. Use it to propagate
1307 ADDR_EXPRs to all uses.
1309 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1311 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1312 * builtins.c (expand_builtin_mathfn): Use them.
1313 (expand_builtin_mathfn_2): Likewise.
1314 (expand_builtin_mathfn_3): Likewise.
1315 (expand_builtin_int_roundingfn): Likewise.
1316 (expand_builtin): Likewise.
1317 (integer_valued_real_p): Likewise.
1318 (fold_builtin_int_roundingfn): Likewise.
1319 (fold_builtin_bitop): Likewise.
1320 (fold_builtin_logarithm): Likewise.
1321 (fold_builtin_1): Likewise.
1322 * convert.c (convert_to_integer): Likewise.
1323 * fold-const.c (negate_mathfn_p): Likewise.
1324 (tree_expr_nonnegative_p): Likewise.
1326 2005-11-30 Dale Johannesen <dalej@apple.com>
1327 Andrew Pinski <pinskia@physics.uc.edu>
1329 * combine.c (find_split_point): Sign extend bitmask
1330 when changing bitfield assignment to IOR of AND.
1332 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1334 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1335 clobber to scratch reg.
1336 (*decrement_and_branch_until_zero_no_clobber): Remove.
1337 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1338 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1339 * config/ms1/ms1.opt (mmul): Remove.
1340 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1341 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1343 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1344 Bernd Schmidt <bernd.schmidt@analog.com>
1346 * pa/predicates.md (symbolic_operand): Add comment.
1347 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1348 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1349 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1350 (pa_secondary_reload_class): Delete.
1351 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1352 and pa_secondary_reload_class. Reorder some checks. Update inline
1353 copy of symbolic operand.
1354 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1356 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1358 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1361 2005-11-30 Jeff Law <law@redhat.com>
1363 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1364 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1366 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1368 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1369 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1370 (ia64_expand_move): Adjust caller.
1372 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1373 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1376 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1378 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1379 Always produce an output if we can remove NEGs or canonicalize
1380 (minus (minus ...)) expressions. Provide a fast path for the
1382 (simplify_gen_binary): Do not call simplify_plus_minus.
1383 (simplify_binary_operation_1): Reassociate at the end of the
1386 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1388 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1389 moves and unpack to speed up.
1391 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1393 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1394 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1395 (gen_v9_scc): Update callers.
1396 * config/sparc/sparc.md: Likewise.
1397 * config/sparc/sparc-protos.h: Update extern declaration.
1399 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1401 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1403 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1406 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1408 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1409 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1410 (negate_expr): Here.
1412 2005-11-29 Ben Elliston <bje@au.ibm.com>
1414 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1415 Fix typo in comment.
1417 2005-11-29 Ben Elliston <bje@au.ibm.com>
1419 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1420 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1422 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1426 * builtins.c (init_target_chars): New.
1427 (expand_builtin_printf, expand_builtin_fprintf,
1428 expand_builtin_sprintf, fold_builtin_sprintf,
1429 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1430 fold_builtin_snprintf_chk, fold_builtin_printf,
1431 fold_builtin_fprintf): Check for matching format strings using
1434 2005-11-29 Paul Brook <paul@codesourcery.com>
1436 * config.gcc: Do not use fixproto on m68k-elf.
1438 2005-11-28 Roger Sayle <roger@eyesopen.com>
1440 * expmed.c (div_cost): Replace with...
1441 (sdiv_cost, udiv_cost): New.
1442 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1443 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1444 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1445 (expand_divmod): Replace use of div_cost with either sdiv_cost
1446 or udiv_cost depending upon the signedness of the operation.
1448 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1451 * config/darwin.c (machopic_indirection_name,
1452 machopic_output_indirection): Follow transparent alias chain.
1454 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1456 * varasm.c (ultimate_transparent_alias_target): Add comment.
1458 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1460 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1461 SET_SRC instead of XEXP where appropriate.
1463 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1465 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1468 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1470 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1471 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1474 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1476 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1477 secondary_input_reload_class, made static. Adapt to new
1479 (secondary_output_reload_class): Delete.
1480 (TARGET_SECONDARY_RELOAD): New macro.
1481 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1482 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1484 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1487 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1488 when its natural alignment is > BITS_PER_UNIT.
1489 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1490 * c-common.c (handle_packed_attribute): Ignore packing on a field
1491 whose type is naturally char aligned.
1493 2005-11-28 Richard Guenther <rguenther@suse.de>
1495 * c-common.c (strict_aliasing_warning): Handle all
1496 component-ref like accesses.
1498 2005-11-28 Roger Sayle <roger@eyesopen.com>
1499 Uros Bizjak <uros@kss-loka.si>
1502 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1503 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1504 when flag_unsafe_math_optimizations is set and
1505 we don't care about NaNs or Infinities.
1507 Move x/expN(y) and x/pow(y,z) transformation into common
1508 flag_unsafe_math_optimizations section.
1510 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1512 * gcc.c (main): Change type of argv to "char **".
1514 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1516 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1517 small data sections.
1518 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1519 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1520 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1521 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1522 output locals to sbss if !rs6000_elf_in_small_data_p.
1523 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1525 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1528 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1529 generated by reload.
1530 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1531 indexed_or_indirect_address.
1532 (indexed_or_indirect_address): Don't test for base reg. Call
1533 address_operand last. Make it a special predicate.
1535 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1537 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1539 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1542 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1544 (negate_expr): Likewise.
1546 2005-11-27 Andreas Schwab <schwab@suse.de>
1548 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1551 2005-11-27 Steven Bosscher <stevenb@suse.de>
1553 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1554 has EH predecessor edges.
1556 2005-11-26 Eric Christopher <echristo@apple.com>
1558 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1559 register stalls by zero extending to the full register.
1561 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1563 * config/floatunsisf.c, config/floatunsidf.c,
1564 config/floatunsixf.c, config/floatunsitf.c: New files.
1565 * config/ia64/t-hpux: Add floatunsitf.c.
1566 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1567 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1569 2005-11-26 Richard Henderson <rth@redhat.com>
1571 * c-lex.c (pragma_lex): Rename from c_lex.
1572 * c-pch.c: Update for pragma_lex rename.
1573 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1574 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1575 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1576 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1577 * doc/tm.texi: Likewise.
1579 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1582 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1583 when overflow is undefined.
1585 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1587 * doc/md.texi (Insn Canonicalizations): Refer to the
1588 function commutative_operand_precedence for further rules.
1590 2005-11-25 Roger Sayle <roger@eyesopen.com>
1593 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1594 is less than zero. Limit mult_cost to a reasonable upper bound for
1595 the synthetic multiplication sequence.
1597 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1600 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1601 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1602 Lookup the explicit replacement functions for any unlocked
1603 stdio builtin transformations.
1605 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1607 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1609 * targhooks.c (default_secondary_reload): Don't require operand 2
1610 for an input reload to be earlyclobber.
1612 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1614 * fold-const.c (negate_mathfn_p): Fix comment and add support
1615 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1618 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1621 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1622 _Q_ulltoq for unsigned conversions from SImode and DImode to
1625 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1627 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1628 (__floatundidf, __floatundisf): Likewise.
1630 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1632 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1633 (rs6000_override_options): Remove initialization of
1634 rs6000_sr_alias_set.
1635 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1636 (rs6000_emit_stack_tie): Same.
1637 (emit_frame_save): Same.
1638 (gen_frame_mem_offset): Same.
1639 (rs6000_emit_prologue): Same.
1640 (rs6000_emit_epilogue): Same.
1642 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1645 * fold-const.c (fold_build): Convert bool_var != 1 and
1646 bool_var == 0 to !bool_var.
1648 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1651 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1652 for C being INTEGER_CST. Likewise for !=.
1654 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1657 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1658 unsigned conversions from SImode to TFmode.
1660 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1662 * expr.c (expand_expr_real_1): Fix error in last change.
1664 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1666 * caller-save.c: (this_insn_sets): Move into:
1667 (save_call_clobbered_regs).
1668 (mark_set_regs): Get this_insn_sets from data.
1670 (save_call_clobbered_regs): Take sets of the return value by
1671 sibcalls into account.
1673 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1676 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1677 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1678 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1679 (memory_move_secondary_cost, init_reg_autoinc): Remove
1680 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1681 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1682 secondary_reload_class call.
1683 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1685 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1686 (push_secondary_reload): Use secondary_reload target hook.
1687 (secondary_reload_class, scratch_reload_class): New functions.
1688 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1689 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1690 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1691 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1692 (secondary_reload_class, scratch_reload_class): Declare.
1693 * reload1.c: Include target.h.
1694 (reload_adjust_reg_for_temp): New function.
1695 (reload_adjust_reg_for_icode): Likewise.
1696 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1697 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1699 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1700 for inheritance. Support case when both secondary & tertiary reloads
1701 are for intermediate registers.
1702 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1703 with secondary_reload_class call. Support case when both secondary
1704 & tertiary reloads are for intermediate registers.
1705 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1706 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1707 * target.h (secondary_reload_info): New struct / typedef.
1708 (struct gcc_target): New member secondary_reload.
1709 * targhooks.c Include reload.h, optabs.h and recog.h.
1710 (default_secondary_reload): New function.
1711 * targhooks.h (default_secondary_reload): Declare.
1712 * doc/tm.texi: Document secondary_reload target hook. Update
1713 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1714 * doc/md.texi: Likewise.
1716 * sh-protos.h (sh_secondary_reload): Declare.
1717 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1718 (sh_secondary_reload): New function.
1719 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1720 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1721 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1722 (HAVE_SECONDARY_RELOADS): Define.
1723 * sh.md (reload_indf): Rename to:
1725 (reload_outdf): Rename to:
1726 (reload_outdf__RnFRm).
1727 (reload_insf): Rename to:
1729 (reload_insi): Rename to:
1730 (reload_insi__i_fpul).
1732 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1734 * configure.ac: Require at least texinfo 4.4.
1735 * configure: Regenerate.
1737 * doc/install.texi (Tools/packages necessary for building GCC):
1738 Update required version of texinfo to at least 4.4.
1739 (Installing GCC: Building): Update required version of texinfo
1741 (Installing GCC: Final installation): Update required version
1742 of texi2dvi to at least 4.4.
1743 (Host/target specific installation notes for GCC): Update required
1744 version of texinfo to at least 4.4.
1746 2005-11-24 Richard Guenther <rguenther@suse.de>
1747 Dirk Mueller <dmueller@suse.de>
1750 * c-common.h (strict_aliasing_warning): Declare.
1751 * c-common.c (strict_aliasing_warning): New function,
1753 * c-typeck.c (build_c_cast): ... here.
1755 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1757 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1759 (swap_commutative_operands_with_target): New.
1761 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1763 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1764 also when doing PRE, rather than only for global CPROP.
1766 2005-11-24 Ben Elliston <bje@au.ibm.com>
1768 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1769 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1771 (expand_twoval_unop): Likewise.
1772 (widen_clz): Likewise.
1773 (expand_parity): Likewise.
1774 (expand_unop): Likewise.
1775 (emit_cmp_and_jmp_insn_1): Likewise.
1776 (prepare_float_lib_cmp): Likewise.
1778 2005-11-24 Ben Elliston <bje@au.ibm.com>
1780 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1781 Remove unused `class' variable.
1783 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1786 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1787 C/C++ diagnostic function warn_array_subscript_with_type_char.
1788 * c-common.h (warn_array_subscript_with_type_char): Declare.
1789 * c-common.c (warn_array_subscript_with_type_char): Define.
1791 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1794 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1795 compiling at the intersection of C and C++.
1797 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1799 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1800 List @file in the option summary. Include the libiberty
1801 documentation for @file.
1802 * gcc.c (main): Call expandargv.
1803 * Makefile.in (gcc-vers.texi): Define srcdir.
1805 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1807 * passes.c (init_optimization_passes): Document
1808 sequencing of passes.
1810 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1812 * config/m68k/predicates.md (pcrel_address, extend_operator,
1813 post_inc_operand, pre_dec_operand): Remove redundant
1815 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1817 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1819 2005-11-23 Ben Elliston <bje@au.ibm.com>
1821 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1823 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1825 Preparatory work for PR target/21623:
1826 * alpha.c (secondary_reload_class): Rename to:
1827 (alpha_secondary_reload_class).
1828 * alpha.h, alpha-protos.h: Likewise.
1829 * mn10300.c (secondary_reload_class): Rename to:
1830 (mn10300_secondary_reload_class).
1831 * mn10300.h, mn10300-protos.h: Likewise.
1832 * pa.c (secondary_reload_class): Rename to:
1833 (pa_secondary_reload_class).
1834 * pa.h, pa-protos.h: Likewise.
1835 * rs6000.c (secondary_reload_class): Rename to:
1836 rs6000_secondary_reload_class.
1837 * rs6000.h, rs6000-protos.h: Likewise.
1839 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1842 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1844 2005-11-22 Ian Lance Taylor <ian@airs.com>
1846 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1848 (prepare_cmp_insn): Likewise.
1850 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1853 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1854 if both operands[0] and operands[1] are memory.
1856 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1859 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1860 COMPARISON_CLASS_P and an integral types create create a new
1861 expression with the new type and fold that.
1863 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1866 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1867 to SUBTARGET_OS_CPP_BUILTINS.
1869 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1871 * arm.c (emit_set_insn): New function.
1872 (arm_split_constant): Call it.
1873 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1874 (arm_legitimize_address): Likewise. Use plus_constant.
1875 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1876 (thumb_expand_prologue): Likewise.
1877 (arm_gen_load_multiple): Use VOIDmode in SET.
1878 (arm_gen_store_multiple): Likewise.
1879 (vfp_emit_fstmx): Likewise. Use plus_constant.
1880 (emit_multi_reg_push): Likewise.
1881 (emit_sfm): Use plus_constant.
1883 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1886 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1889 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1892 * expmed.c (store_bit_field): Don't attempt to insv a field
1893 larger than the reg.
1895 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1898 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1899 explicit sign extension, not a (char) cast.
1901 2005-11-22 Ben Elliston <bje@au.ibm.com>
1903 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1904 GET_MODE_CLASS (x) == MODE_FLOAT.
1905 * config/i386/i386.c: Likewise.
1906 * config/rs6000/xcoff.h: Likewise.
1907 * config/rs6000/linux64.h: Likewise.
1908 * config/rs6000/rs6000.c: Likewise.
1909 * config/rs6000/rs6000.h: Likewise.
1910 * config/rs6000/predicates.md: Likewise.
1911 * config/rs6000/sysv4.h: Likewise.
1913 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1915 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1918 * config/alpha/freebsd.h, config/alpha/linux.h,
1919 config/arm/linux-elf.h, config/bfin/bfin.h,
1920 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1921 config/i386/beos-elf.h, config/i386/gnu.h,
1922 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1923 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1924 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1925 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1926 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1927 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1928 config/sparc/linux.h, config/sparc/linux64.h,
1929 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1931 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1932 are both defined when either flag -fpic or -fPIC are used.
1934 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1936 * config/fp-bit.c (clzusi): New function.
1937 (si_to_float, usi_to_float): Use it to compute proper shift.
1938 (usi_to_float): Preserve guard bits when shifting right.
1939 * libgcc-std.ver (GCC_4.2.0): New version.
1940 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1941 __floatundisf): New functions.
1942 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1943 __floatundisf): Declare.
1944 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1945 _floatundixf, and _floatunditf.
1946 * optabs.c (expand_float): If target does not define a pattern for
1947 signed or unsigned conversion, use an unsigned libcall instead of
1949 (init_optabs): Initialize ufloat_optab.
1951 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1953 * config/rs6000/rs6000.opt (mmulhw): New option.
1954 * doc/invoke.texi (-mmulhw): Document.
1955 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1957 * config/rs6000/rs6000.md: Add half-word multiply and
1958 multiply-accumulate instructions for 405 and 440.
1960 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1962 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1963 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1964 default now includes a linker group which makes the RTEMS one nest.
1966 2005-11-22 Ben Elliston <bje@au.ibm.com>
1968 * cse.c (fold_rtx): Typo fix.
1969 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1971 2005-11-21 Richard Henderson <rth@redhat.com>
1973 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1974 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1976 * c-tree.h (lookup_name): Move declaration ...
1977 * c-common.h (lookup_name): ... here.
1978 * config/darwin-c.c: Include c-common.h.
1979 * config/t-darwin: Update dependencies.
1981 2005-11-22 Ben Elliston <bje@au.ibm.com>
1983 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1984 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1985 * genopinit.c (gen_insn): Likewise.
1986 * reload.c (find_equiv_reg): Likewise.
1987 * loop.c (load_mems): Likewise.
1988 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1989 * cse.c (find_comparison_args, fold_rtx): Likewise.
1990 * dwarf2out.c (add_const_value_attribute): Likewise.
1991 * expr.c (convert_move): Likewise.
1992 * recog.c (general_operand, register_operand): Likewise.
1993 * reg-stack.c (replace_reg): Likewise.
1994 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1995 * c-common.c (handle_vector_size_attribute): Likewise.
1996 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1997 (simplify_binary_operation_1): Likewise.
1998 (simplify_const_binary_operation): Likewise.
1999 (simplify_relational_operation): Likewise.
2000 (simplify_const_relational_operation): Likewise.
2001 (simplify_immed_subreg): Likewise.
2002 * emit-rtl.c (gen_lowpart_common): Likewise.
2003 * expmed.c (expand_mult): Likewise.
2004 * stor-layout.c (layout_type): Likewise.
2006 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2009 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2010 cst2 only for SPE vectors.
2012 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2015 * config/rs6000/predicates.md (vrsave_operation): Check
2016 UNSPEC_VOLATILE value.
2018 2005-11-21 Jan Hubicka <jh@suse.cz>
2020 PR tree-optimization/24653
2021 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2023 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2025 * config/i386/predicates.md (ax_reg_operand): New predicate.
2026 (memory_displacement_only_operand): New predicate.
2027 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2028 operand is AX register and the other operand is memory operand
2029 with displacement only.
2031 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2033 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2034 if we don't care about NaNs or Infinities.
2036 2005-11-20 Ian Lance Taylor <ian@airs.com>
2038 PR rtl-optimization/24883
2039 * combine.c (combinable_i3pat): When checking whether the
2040 destination of i3 is used in i3, consider paradoxical subregs.
2042 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2045 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2047 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2049 * combine.c (try_combine): Do not run subst on i1src and i2src in
2050 the case of generating a PARALLEL for a comparison.
2052 2005-11-20 Richard Henderson <rth@redhat.com>
2055 * tree-sra.c (struct sra_elt): Add all_no_warning.
2056 (struct sra_walk_fns) <use>: Add use_all argument.
2057 (sra_walk_expr): Pass it.
2058 (sra_walk_modify_expr): Likewise.
2059 (scalarize_ldst): Likewise.
2060 (scan_use): Update for new argument.
2061 (mark_no_warning): New.
2062 (scalarize_use): Use it.
2064 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2066 * expr.c (expand_expr_real): Use usmul_optab for widening
2067 signed * unsigned multiplies.
2068 * genopinit.c (optabs): Add usmul_widen_optab.
2069 * optabs.c (init_optabs): Likewise.
2070 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2071 (usmul_widen_optab): Define.
2072 * config/bfin/bfin.md (usmulhisi3): New pattern.
2074 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2076 2005-11-20 Graham Stott <btinternet.com>
2078 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2080 2005-11-20 Andreas Schwab <schwab@suse.de>
2083 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2086 2005-11-19 Richard Henderson <rth@redhat.com>
2089 * tree-gimple.c (is_gimple_id): Export.
2090 * tree-gimple.h (is_gimple_id): Declare.
2091 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2092 (get_default_value): Use it.
2093 (maybe_fold_stmt_indirect): Likewise.
2095 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2097 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2098 than VR1 or vice-versa.
2100 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2104 * reload.c (find_reloads_address_1): Mention dependency on
2106 * reload1.c (gen_reload): For IN with an unary operation, try
2107 moving inner expression to OUT if trivial SET is not valid.
2108 Confirm that the result is valid. Move common code block into...
2109 (emit_insn_if_valid_for_reload): New function.
2111 2005-11-19 Richard Guenther <rguenther@suse.de>
2113 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2114 ARRAY_REFs of constant strings.
2116 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2118 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2119 fatal format string.
2121 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2123 * combine.c (make_compound_operation): Swap operands of
2124 commutative operation if necessary before returning.
2126 2005-11-19 Richard Guenther <rguenther@suse.de>
2129 * fold-const.c (fold_plusminus_mult_expr): New function.
2130 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2131 cases, remove now unnecessary code.
2133 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2135 * gensupport.c (old_preds): Rename to std_preds, add special field.
2136 (struct old_pred_table): Rename to struct std_pred_table, add special
2138 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2139 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2140 (init_predicate_table): Adjust, and set along the way whether a
2141 predicate is special.
2143 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2145 * BASE-VER: Change to 4.2.0.
2147 2005-11-18 James E Wilson <wilson@specifix.com>
2149 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2152 2005-11-18 Mike Stump <mrs@apple.com>
2154 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2155 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2156 * c-decl.c (lookup_name_two) Remove.
2157 * c-tree.h (lookup_name_two): Remove.
2158 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2159 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2160 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2161 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2163 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2166 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2167 when not generating code to use that co-processor.
2169 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2171 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2172 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2173 these functions are now in tree-phinodes.c.
2175 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2177 * config/bfin/bfin.md (trap): New pattern.
2179 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2181 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2184 * expr.c (expand_expr_real): Don't call record_block_change unless
2185 ib_boundaries_block is non-null
2187 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2189 * fold-const.c (build_range_check): Use proper type for subtraction
2190 when merging lower bound.
2192 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2194 PR rtl-optimization/24497
2195 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2198 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2200 * tree-scalar-evolution.c (expression_expensive_p): New function.
2201 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2203 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2205 * config/bfin/crtlibid.s: New file.
2207 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2210 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2211 when not using sjlj exceptions.
2212 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2213 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2214 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2215 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2216 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2217 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2218 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2219 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2220 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2221 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2222 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2223 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2224 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2226 * config/pa/hpux-unwind.h: New file.
2228 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2230 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2231 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2232 * varasm.c (do_assemble_alias): Adjust call.
2233 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2235 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2237 2005-11-17 James E Wilson <wilson@specifix.com>
2239 * tree.def (FUNCTION_DECL): Correct typo in comment.
2241 2005-11-17 Richard Henderson <rth@redhat.com>
2243 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2244 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2245 and DW_CFA_def_cfa_sf.
2246 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2247 (dbx_reg_number): Don't assert particular registers here.
2248 (based_loc_descr): ... do it here instead. Fold in ...
2249 (eliminate_reg_to_offset): ... this function.
2250 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2251 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2252 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2253 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2254 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2255 (instantiate_virtual_regs): Likewise.
2256 * var-tracking.c (adjust_stack_reference): Likewise.
2257 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2259 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2261 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2262 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2263 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2265 ($(T)crtlibid.o): New rule.
2267 2005-11-16 Richard Guenther <rguenther@suse.de>
2270 * fold-const.c (extract_array_ref): Return byte offset
2272 (fold_binary): Fold &x[a] CMP &x[b] to
2273 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2276 2005-11-16 Richard Henderson <rth@redhat.com>
2279 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2280 parts of an SSA_NAME.
2282 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2285 * arm.md (split for movsf with immediate): Restrict split to insns
2286 that set a general register.
2288 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2290 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2292 * unwind-dw2.c (uw_advance_context): Likewise.
2293 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2294 _Unwind_SjLj_Unregister.
2295 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2297 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2299 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2301 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2303 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2304 langhook to get a DImode integer type.
2306 2005-11-16 Richard Henderson <rth@redhat.com>
2307 J"orn Rennecke <joern.rennecke@st.com>
2308 Ulrich Weigand <uweigand@de.ibm.com>
2312 * reload1.c (reg_equiv_invariant): New.
2313 (reload): Allocate, initialize, and free it.
2314 (calculate_needs_all_insns): Check it when skipping equivalence
2316 (alter_reg): Likewise.
2317 (eliminate_regs_1): Rename from eliminate_regs. Add new
2318 may_use_invariant argument; only use reg_equiv_invariant when true.
2319 (eliminate_regs): New.
2320 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2321 a context for which may_use_invariant may be true.
2323 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2325 * fold-const.c (const_binop): Don't constant fold the operation
2326 if the result has overflowed and flag_trapping_math.
2327 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2329 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2331 * config/arm/unwind-arm.c (abort): Add prototype here.
2332 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2333 (struct phase1_vrs): Add prev_sp.
2334 (unwind_phase2_forced): Save the original core registers instead of
2335 modifying entry_vrs. Take a new flag argument for resuming unwinding
2336 and set action flags accordingly. Always set _US_END_OF_STACK when
2337 get_eit_entry fails. Unwind before calling the stop function.
2338 (_Unwind_GetCFA): New function.
2339 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2340 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2341 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2342 just call unwind_phase2_forced.
2343 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2344 * config/arm/unwind-arm.h (abort): Remove prototype.
2345 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2347 (_Unwind_GetCFA): New prototype.
2348 * config/arm/pr-support.c (abort): Add prototype here.
2349 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2351 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2352 not schedule the prologue with non-call exceptions and EABI.
2354 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2356 * config/arm/unwind-arm.h: Reorder interface function declarations.
2357 (_URC_END_OF_STACK): New enumeration value.
2358 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2359 (struct _Unwind_Control_Block): Document reserved field use.
2360 (_Unwind_Stop_Fn): New typedef.
2361 (_Unwind_ForcedUnwind): Declare.
2362 (_Unwind_Resume_or_Rethrow): Declare.
2363 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2365 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2366 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2367 (UCB_FORCED_STOP_ARG): New.
2368 (search_EIT_table): Update boundary condition checks.
2369 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2370 (unwind_phase2): Replace for with do..while.
2371 (unwind_phase2_forced): New.
2372 (__gnu_Unwind_RaiseException): Replace for with do..while.
2373 (__gnu_Unwind_ForcedUnwind): New.
2374 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2375 Use appropriate phase2 unwinder.
2376 (__gnu_Unwind_Resume_or_Rethrow): New.
2377 (__gnu_unwind_pr_common): Cope with forced unwinding.
2379 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2382 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2384 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2385 roundsf2): Remove "s" from mnemonic.
2387 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2389 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2391 * config/bfin/crtn.s: Change epilogues to match.
2392 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2393 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2394 __PIC__ and __pic__.
2396 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2399 * doc/invoke.texi: Distinguish between free and fixed form instead of
2400 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2402 * gcc.c (default_compilers): Remove double entries, add entries for
2403 suffixes '.F90' and '.F95'.
2405 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2407 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2408 in the stack probing loop.
2410 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2412 * configure.ac: Use .machine power5 not power5x.
2413 * configure: Regenerate.
2415 2005-11-15 Mike Stump <mrs@apple.com>
2417 * c-decl.c (lookup_name_two): Add.
2418 * c-tree.h (lookup_name_two): Likewise.
2419 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2420 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2422 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2424 PR rtl-optimization/23392
2425 * regrename.c (enum scan_actions) Add mark_access.
2426 (scan_actions_name): Ditto.
2427 (scan_rtx_reg): Handle mark_access.
2428 (scan_rtx_address): Do nothing for mark_access.
2429 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2430 and regs in REG_INC notes before closing chains for dead regs.
2431 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2432 opening chains for new writes.
2434 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2436 * c.opt (ffixed-line-length-none): New.
2438 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2440 * mklibgcc.in: Change contents of eh_dummy.c.
2442 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2444 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2446 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2448 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2450 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2452 2005-11-15 Jan Hubicka <jh@suse.cz>
2454 * invoke.texi (large-unit-insns): Document.
2455 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2456 * params.def (large-unit-insns): New param.
2458 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2461 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2462 special register for operand 3. Reindent constraints to align
2465 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2467 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2468 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2469 * configure.ac: Add test for FP rounding instructions.
2470 * configure: Regenerate.
2471 * config.in: Regenerate.
2472 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2473 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2475 * config/rs6000/rs6000.opt (mfprnd): New.
2476 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2477 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2478 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2479 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2480 (TARGET_FPRND): New.
2481 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2483 (btrunc<mode>2): New.
2485 (floor<mode>2): New.
2486 (round<mode>2): New.
2488 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2490 * gcc.c (version_compare_spec_function): Use fatal() rather than
2493 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2494 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2495 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2497 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2500 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2501 on -mmacosx-version-min setting.
2503 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2506 * tree-vrp.c (infer_value_range): Return false if STMT is a
2507 block terminator and its basic block has no successors.
2509 2005-11-14 Mike Stump <mrs@apple.com>
2511 * config/i386/i386.c (override_options): -masm=intel isn't
2512 supported on darwin.
2513 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2515 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2517 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2518 vfork after including auto-host.h.
2520 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2522 PR rtl-optimization/22002
2523 * combine.c (distribute_notes): Detect cases where a reg dies
2524 two or more times in a bb, including on the insn we are combining,
2525 and place the death note on the correct range.
2527 2005-11-14 Dale Johannesen <dalej@apple.com>
2529 * expmed.c (store_bit_field): Add offset unconditionally for
2531 (extract_bit_field): Don't force extzv or extv operand into
2532 a register if field is too big.
2534 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2536 * config/arm/arm.c (pic_labelno): New.
2537 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2538 LABEL_REF. Pass only the labelno to PIC insns.
2539 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2540 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2541 * arm.md (UNSPEC_PIC_LABEL): New constant.
2542 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2543 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2544 Use the correct label prefix.
2546 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2548 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2551 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2553 * loop-invariant.c: Include tm_p.h.
2554 * Makefile.in: Updated.
2556 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2558 * pa.c (store_reg): Revise generation of frame notes in large frames.
2559 (set_reg_plus_d): Likewise.
2561 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2563 PR tree-optimization/24709
2564 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2567 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2569 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2570 and duplicate declaration of pthread_self.
2572 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2573 Ian Lance Taylor <ian@airs.com>
2576 * calls.c (expand_call): If TARGET is a MEM and some part of the
2577 argument area has been saved, force TARGET to a register.
2579 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2581 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2584 2005-11-13 Jason Merrill <jason@redhat.com>
2587 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2588 lazily declared methods.
2589 (force_decl_die): Stop if forcing out the context already make a
2591 (force_type_die): Likewise.
2593 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2596 * builtins.c (integer_valued_real_p): Add break in
2597 REAL_CST having TREE_OVERFLOW set.
2599 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2601 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2602 addressing modes during calculation of costs.
2604 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2606 * function.c (assign_stack_local_1): Restrict sanity check
2607 on frame size overflow to 32-bit and above platforms.
2609 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2611 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2612 * config/cris/cris.c: Include reload.h.
2613 (cris_initial_elimination_offset): New function.
2614 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2617 2005-11-12 Richard Guenther <rguenther@suse.de>
2619 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2621 2005-11-12 Jan Hubicka <jh@suse.cz>
2623 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2624 to compare against 0 when possible.
2626 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2628 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2629 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2630 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2631 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2634 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2636 * recog.c (constrain_operands) <case 'g'>: For a match, require
2637 that a non-register matches general_operand when strict >= 0.
2639 2005-11-11 Steven Bosscher <stevenb@suse.de>
2641 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2644 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2646 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2647 (memory_address_same): New.
2648 (dse_optimize_stmt): Call memory_address_same.
2650 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2653 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2654 ZERO_EXTEND>: New cases.
2656 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2658 * longlong.h (__clz_tab): Always provide.
2660 2005-11-11 Steven Bosscher <stevenb@suse.de>
2663 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2665 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2666 before check_maybe_invariant.
2667 (move_invariant_reg): Use gen_move_insn instead of replacing
2668 SET_DEST with the temporary for the invariant.
2669 (move_loop_invariants): If checking is enabled, do internal
2670 consistency checks after completing the pass.
2672 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2675 * common.opt (Wvolatile-register-var): New.
2676 * varasm.c (make_decl_rtl): Only emit warning when option
2677 specified. Clarify warning message.
2678 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2680 * doc/md.texi (copysign): Document standard named pattern.
2682 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2684 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2685 bytes when align is 2.
2686 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2687 by the first instruction of the loop.
2689 2005-11-11 Jason Merrill <jason@redhat.com>
2692 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2695 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2697 PR rtl-optimization/22509
2698 * local-alloc.c (memref_used_between_p): Check whether a function call
2699 could not reference the memref.
2701 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2703 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2704 algorithm so as to choose the best, not the worst, alternative.
2705 Reset accumulated register class before processing next alternative.
2707 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2710 * calls.c (expand_call): Copy a return value to a plain register
2713 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2716 * varasm.c (assemble_name): Recompute name only for transparent
2719 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2721 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2723 2005-11-04 Jeff Law <law@redhat.com>
2726 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2727 perform reassociation if the parent statement will not die as
2728 a result of the optimization.
2730 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2732 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2733 delete_old_heap_vars.
2734 * tree-dfa.c (referenced_var_remove): Remove function.
2735 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2736 (delete_tree_ssa): Remove call to delete_old_heapvars.
2737 Add call to delete_alias_heapvars.
2738 * tree-flow.h (referenced_var_remove): Remove prototype
2739 (init_alias_heapvars): New prototype.
2740 (delete_alias_heapvars): Ditto.
2741 * Makefile.in (tree-ssa-structalias.o): Add
2742 gt-tree-ssa-structalias.o
2743 (GTFILES): Add tree-ssa-structalias.h and
2744 tree-ssa-structalias.c.
2745 (s-gtype): Add gt-tree-ssa-structalias.h.
2746 * tree-ssa-structalias.c (heapvars): Remove.
2747 (oldheapvars): Remove.
2748 (heapvar_for_stmt): New variable.
2749 (heapvar_lookup): New function.
2750 (heapvar_insert): Ditto.
2751 (get_constraint_for): See if we have an old heapvar
2753 (init_alias_heapvars): New function.
2754 (delete_alias_heapvars): Ditto.
2755 Add include of gt-tree-ssa-structalias.h.
2757 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2760 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2762 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2764 * tree.c (int_fits_type_p): Only look at the base type
2765 if it has the same precision as the original type.
2767 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2770 * varasm.c (assemble_alias): Use %q+D in the error
2771 message instead of %J and %qD.
2773 2005-11-10 Richard Guenther <rguenther@suse.de>
2775 * gcse.c (free_ldst_entry): Only free hashtable if
2778 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2780 * function.c (assign_stack_local_1): Issue an error message if
2781 the frame size overflows in the signed target arithmetics.
2783 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2785 * tree.c (build_qualified_type): Chain the new type to the original
2786 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2787 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2788 (build_pointer_type_for_mode): Only return unqualified types.
2789 (build_reference_type_for_mode): Likewise.
2791 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2793 * Makefile.in (gnucompare): Do comparison of all files using one of
2794 the chosen methods and only afterwards decide if just warning should
2795 be issued or comparison failure raised.
2797 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2799 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2800 (noce_try_abs): Negate if the comparison is reversed.
2801 Look only one instruction backwards for a REG_EQUAL note.
2803 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2806 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2807 gthr-tpf.h: Define __gthrw. For all identifiers that might
2808 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2809 and prefix all uses with __ghtrw.
2811 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2814 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2815 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2816 * c-common.c (handle_weakref_attribute): New.
2817 (c_common_attribute_table): Add weakref.
2818 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2820 * configure, config.in: Rebuilt.
2821 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2822 * doc/extend.texi: Document weakref attribute.
2823 * varasm.c (ultimate_transparent_alias_target): New
2824 (assemble_name): Use it.
2825 (weak_finish_1): Split out of...
2826 (weak_finish): ... and deal with weakrefs in...
2827 (weakref_targets): ... new list.
2828 (globalize_decl): Clean up weakref_targets.
2829 (do_assemble_alias): Handle weakrefs.
2830 (finish_aliases_1): Do not reject weakrefs to external symbols.
2831 (assemble_alias): Handle weakrefs.
2833 2005-11-09 Richard Guenther <rguenther@suse.de>
2835 PR tree-optimization/24716
2836 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2837 t_bool to track results from follow_ssa_edge.
2839 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2841 * final.c (force_source_line): New global variable.
2842 (final_scan_insn): Set it to true instead of clearing last_filename.
2843 (notice_source_line): Return true if force_source_line is true,
2844 unless source info is absent.
2846 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2849 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2850 a linkage name for a variable if it a register variable.
2851 * c-decl.c (grokdeclarator): Global register variables
2852 should be set as PUBLIC.
2854 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2857 * config/s390/s390.c (struct s390_frame_layout): New fields
2858 first_save_gpr_slot and last_save_gpr_slot.
2859 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2860 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2861 first_save_gpr and last_save_gpr with the _slot variants.
2862 (s390_register_info): Calculate first_save_gpr_slot and
2863 last_save_gpr_slot using regs_ever_live.
2865 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2868 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2869 for a function containing a landing pad.
2871 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2874 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2877 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2879 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2880 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2882 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2885 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2887 (call,load,store): New insn types.
2888 (mem_access, branch_access): Adjust reservation conditions.
2889 (define_delay): Adjust condition.
2890 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2892 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2893 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2895 (call_internal, call_value_internal, return_internal,
2896 return_interrupt_internal, eh_return_internal, indirect_jump,
2897 tablejump): Set call insn type.
2898 (blockage, ei, di): Use appropriate unspec const.
2899 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2900 (ms1_get_attr_type): Adjust to give load & store types.
2901 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2902 backwards past a barrier.
2903 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2905 (struct branch_info, struct label_info): New.
2907 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2908 (ms1_machine_reorg): New.
2909 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2910 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2911 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2912 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2915 2005-11-09 Per Bothner <per@bothner.com>
2916 Uros Bizjak <uros@kss-loka.si>
2919 * toplev.c (process_options): Initialize debug_hooks early
2920 in case lang_hooks.post_options ends up calling a debug_hook.
2922 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2924 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2925 DBX_REGISTER_NUMBER being contiguous.
2927 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2928 Diego Novillo <dnovillo@redhat.com>
2931 * tree-vrp.c (register_edge_assert_for): Do not register
2932 always-false predicates.
2934 2005-11-08 Devang Patel <dpatel@apple.com>
2936 PR tree-optimization/23115
2937 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2940 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2942 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2945 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2947 Fix PR tree-optimization/23382
2949 * tree-ssa-alias.c (compute_may_aliases): Call
2950 delete_old_heap_vars.
2951 * tree-dfa.c (referenced_var_remove): New function.
2952 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2953 * tree-flow.h (referenced_var_remove): Add prototype.
2954 (delete_old_heap_vars): Ditto.
2955 * tree-ssa-structalias.c (heapvars): New variable.
2956 (oldheapvars): Ditto.
2957 (get_constraint_for): Put heap vars on heapvars list.
2958 (delete_old_heap_vars): New function.
2960 2005-11-08 Jason Merrill <jason@redhat.com>
2962 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2964 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2967 * reg-stack.c (reg_to_stack): Update register liveness also
2968 for flag_sched2_use_traces.
2970 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2973 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2974 override prior explicit -mno-powerpc-gfxopt.
2976 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2978 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2979 if the bitsize is zero.
2980 * doc/md.texi (Standard Pattern Names): Document it.
2982 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2983 (TARGET_PASS_BY_REFERENCE): Likewise.
2985 2005-11-07 Ian Lance Taylor <ian@airs.com>
2987 PR rtl-optimization/24683
2988 * config/i386/i386.c (legitimize_pic_address): If constant operand
2989 to PLUS is too large, put it in a register.
2991 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2993 * configure.ac: Enable checking assembler dwarf2 support for bfin
2995 * configure: Regenerate.
2997 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3001 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3002 gen_easy_vector_constant_add_self): Delete.
3003 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3005 (output_vec_const_move): Use gen_easy_altivec_constant.
3006 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3007 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3008 (easy_vector_constant_add_self): Rewritten.
3009 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3010 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3011 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3012 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3013 Macroize and adjust for the other changes.
3015 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3019 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3020 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3022 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3024 PR rtl-optimization/23567
3025 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3026 (noce_process_if_block): Don't do any optimizations except
3027 if (cond) x = x; if !set_b and write into orig_x may trap
3028 or fault. Remove the MEM_READONLY_P check.
3030 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3033 * tree-vrp.c (fix_equivalence_set): New.
3034 (extract_range_from_assert): Call it.
3036 2005-11-05 Ian Lance Taylor <ian@airs.com>
3039 * combine.c (apply_distributive_law): Don't distribute across a
3042 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3044 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3045 config/ms1/ms1.h, config/rs6000/predicates.md,
3046 config/s390/s390.c, params.def, postreload-gcse.c,
3047 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3048 tree-vrp.c, tree.c: Fix comment typos.
3049 * doc/invoke.texi: Fix typos.
3051 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3053 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3054 for testing whether the data_dependence_relation contains distance
3055 vectors. Iterate over all distance vectors of the ddr.
3056 * lambda.h: Define a vec of lambda_vector pointers.
3057 * tree-data-ref.c (dump_data_dependence_relation,
3058 dump_data_dependence_direction): Iterate over all distance and
3059 direction vectors of the ddr.
3060 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3062 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3063 of distance/direction vectors instead of a single one.
3064 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3065 lambda_vectors with a vec of lambda_vectors.
3066 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3067 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3068 DDR_NUM_DIST_VECTS): New.
3069 * tree-loop-linear.c (gather_interchange_stats): Test for the
3070 existence of distance vectors only after having checked that there
3071 is a dependence. Iterate over all distance vectors of the ddr.
3072 (linear_transform_loops): Use dump_data_dependence_relation.
3073 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3074 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3075 distance vectors of the ddr.
3077 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3079 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3080 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3081 IS_INTHANDLER; all callers changed.
3082 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3084 (do_link, do_unlink): New argument ALL; all callers changed.
3085 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3086 If function isn't leaf, save and restore all registers.
3087 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3090 2005-11-05 Jan Hubicka <jh@suse.cz>
3092 PR rtl-optimization/23490
3093 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3094 max-flow-memory-location): Document.
3095 * flow.c: Include params.h
3096 (MAX_MEM_SET_LIST_LEN): Kill.
3097 (add_to_mem_set_list): Use new param.
3098 * cse.c (cse_basic_block): Replace 1000 by new param.
3099 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3100 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3101 * predict.c (predict_loops): Use new param.
3102 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3104 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3105 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3106 Do not hold memory returned by cgraph_node_name across other call.
3108 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3111 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3114 2005-11-04 Jeff Law <law@redhat.com>
3117 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3118 * tree-ssa-dom.c: Include params.h.
3119 (thread_across_edge): If there are too many statements in the
3120 target block, then do not thread through it.
3121 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3122 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3124 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3127 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3128 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3130 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3133 * tree-scalar-evolution.c (instantiate_parameters_1,
3134 instantiate_parameters, resolve_mixers): Compute the size of an
3135 expression to be instantiated and give up the instantiation if the
3136 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3138 2005-11-04 Richard Guenther <rguenther@suse.de>
3140 * tree-flow.h (ref_contains_indirect_ref): Rename to
3141 array_ref_contains_indirect_ref.
3142 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3143 (array_ref_contains_indirect_ref): Make comment match the code
3145 (ref_contains_array_ref): Likewise.
3146 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3147 ref_contains_indirect_ref.
3148 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3149 Rename calls to ref_contains_indirect_ref.
3151 2005-11-04 Paul Brook <paul@codesourcery.com>
3153 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3154 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3155 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3156 * config/arm/arm.md: Use match_operand in peephole input templates
3157 and match_dup in peephole output templates.
3159 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3161 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3164 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3165 Daniel Jacobowitz <dan@codesourcery.com>
3167 * longlong.h (add_ssaaaa): Clobber condition code register
3169 (sub_ddmmss): Likewise.
3170 (umul_ppmm): Likewise.
3172 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3173 Paul Brook <paul@codesourcery.com>
3174 Phil Blundell <pb@reciva.com>
3176 * configure.ac: Add test for ARM TLS support.
3177 * configure: Regenerated.
3178 * config/arm/arm-protos.h (legitimize_tls_address)
3179 (arm_tls_referenced_p, tls_mentioned_p)
3180 (arm_output_addr_const_extra): New prototypes.
3181 (thumb_legitimize_pic_address): Delete.
3182 * config/arm/arm.c: Include "gt-arm.h".
3183 (enum tls_reloc): New.
3184 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3185 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3186 (arm_call_tls_get_addr, legitimize_tls_address)
3187 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3188 (arm_init_tls_builtins, arm_emit_tls_decoration)
3189 (arm_output_addr_const_extra): New functions.
3190 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3191 (TARGET_HAVE_TLS): Define.
3192 (target_thread_pointer): New.
3193 (arm_override_options): Handle -mtp=.
3194 (legitimize_pic_address): Ignore UNSPECs.
3195 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3197 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3198 (tls_get_addr_libfunc): New variable.
3199 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3200 (arm_init_builtins): Call arm_init_tls_builtins.
3201 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3202 (arm_encode_section_info): Call default_encode_section_info.
3203 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3204 (enum arm_tp_type): New.
3205 (target_thread_pointer): Add declaration.
3206 (LEGITIMATE_CONSTANT_P): Handle TLS.
3207 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3208 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3209 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3210 * config/arm/arm.md: Add UNSPEC_TLS.
3211 (movsi): Handle TLS.
3212 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3214 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3215 (load_tp_hard, load_tp_soft): New insns.
3216 * arm.opt: Add -mtp=.
3217 * doc/invoke.texi (ARM Options): Document -mtp.
3219 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3221 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3222 * config/arm/libunwind.S: Include "lib1funcs.asm".
3223 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3224 (LIB2ADDEH): Add libunwind.S.
3225 (LIB2ADDEHDEP): Add lib1funcs.asm.
3226 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3228 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3231 * gcc/c.opt: Add a -lang-fortran option.
3232 * gcc/c-opts.c: Add a lang_fortran flag.
3233 (c_common_init_options): Handling the -lang-fortran option.
3234 (c_common_handle_option): Add a case for Fortran options in
3235 preprocessing. Remove cases for -ffixed-form and
3236 -ffixed-line-length. Add a case for -lang-fortran.
3238 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3240 * config/rs6000/rs6000.c: Include params.h
3241 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3242 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3243 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3244 (UNSPEC_VPKUWSS): Delete.
3245 (altivec_vpkuhss): Delete.
3246 (altivec_vpkuwss): Delete.
3247 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3249 (neg_eq0<mode>): Remove final condition.
3250 (neg_eq<mode>): Remove condition and split-condition.
3252 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3254 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3255 Use associated print macros.
3257 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3260 * diagnostic.c (diagnostic_set_info_translated): New function.
3261 (diagnostic_set_info): Use it. Add comment.
3262 * diagnostic.h (diagnostic_set_info_translated): Declare.
3264 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3266 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3267 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3268 reference only if 'public' is true.
3269 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3270 emit the .hidden directive only if the indirect reference is public.
3271 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3272 Pass it to dw2_force_const_mem.
3273 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3274 * dwarf2out.c (output_cfi): Adjust calls to above function.
3275 (output_call_frame_info): Likewise.
3276 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3277 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3279 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3281 PR tree-optimization/24483
3282 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3283 field to elts if possible.
3285 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3288 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3291 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3293 Fix PR tree-optimization/24351
3295 * tree-ssa-structalias.c (struct variable_info): Add
3297 (get_varinfo_fc): New function to follow collapsing.
3298 (new_var_info): Set collapsed_to to NULL.
3299 (dump_constraint): Follow collapsing.
3300 (build_constraint_graph): Handle collapsing.
3301 (do_simple_structure_copy): Return false if something bad
3303 (collapse_rest_of_var): New function.
3304 (do_structure_copy): Collapse if do_simple_structure_copy returns
3307 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3310 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3311 expressions to a statement list instead of gimplifying them.
3313 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3315 PR rtl-optimization/23585
3316 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3317 that can't trap plus a constant integer, if the mode has zero size.
3319 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3322 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3324 ("*insv<mode>_reg_extimm"): Likewise.
3326 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3329 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3330 c_common_type_for_mode returns an unnamed type.
3332 2005-11-02 Richard Henderson <rth@redhat.com>
3336 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3337 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3338 * function.c (assign_parms): Use calls.internal_arg_pointer.
3339 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3341 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3342 (TARGET_CALLS): Add it.
3343 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3344 * targhooks.c (default_internal_arg_pointer): New.
3345 * targhooks.h (default_internal_arg_pointer): Declare.
3346 * tree.h (dwarf2out_reg_save_reg): Declare.
3347 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3348 * config/i386/i386.c (dbx_register_map): Add return column.
3349 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3350 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3351 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3352 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3353 (ix86_save_reg): Save force_align_arg_pointer.
3354 (ix86_emit_save_regs): Make regno unsigned.
3355 (ix86_emit_save_regs_using_mov): Likewise.
3356 (ix86_expand_prologue): Handle force_align_arg_pointer.
3357 (ix86_expand_epilogue): Likewise.
3358 * config/i386/i386.h: (dbx_register_map): Update.
3359 (dbx64_register_map, svr4_dbx_register_map): Update.
3360 (struct machine_function): Add force_align_arg_pointer.
3361 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3362 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3363 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3365 2005-11-02 Jan Hubicka <jh@suse.cz>
3368 * i386.md: Add peep2 for simplyfing array accesses.
3370 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3373 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3374 * config/s390/s390.c (s390_decompose_shift_count): New function.
3375 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3376 (print_shift_count_operand): Use s390_decompose_shift_count.
3377 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3378 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3380 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3383 * loop.c (loop_givs_rescan): Use force_operand to expand
3386 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3389 * fold-const.c (build_range_check): Use unsigned when signed
3390 overflow is undefined also. If etype is subtype, make sure that
3391 the subtraction is in the supertype.
3393 2005-11-02 Richard Henderson <rth@redhat.com>
3396 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3399 2005-11-01 Richard Henderson <rth@redhat.com>
3402 * loop.c (scan_loop): Do not propagate computations to a hard
3403 register destination with SMALL_REGISTER_CLASSES.
3405 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3407 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3408 costs for MULT inside PLUS or MINUS.
3410 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3412 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3413 (TRAMPOLINE_SIZE): Round up to 60.
3414 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3416 2005-10-31 James E. Wilson <wilson@specifix.com>
3419 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3420 ifdef. Put ifdefs around call in gen_subprogram_die.
3421 (compute_frame_pointer_to_cfa_displacement): Likewise.
3422 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3425 PR rtl-optimization/17356
3426 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3427 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3429 2005-10-31 Jan Hubicka <jh@suse.cz>
3432 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3435 * i386.c (legitimize_pic_address): Deal with large immediates.
3438 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3439 from symbol names while computing checkup.
3442 * predict.c (predict_loops): Do not estimate more than
3443 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3444 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3446 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3448 PR tree-optimization/19097
3449 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3451 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3453 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3455 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3458 * tree-inline.c (setup_one_parameter): If the init_stmt
3459 is NULL, don't insert the statement.
3461 2005-10-30 Jan Hubicka <jh@suse.cz>
3463 PR tree-optimization/24172
3464 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3466 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3468 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3469 constants for hosts with long != 32 bits.
3471 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3474 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3476 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3478 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3479 (TARGET_MS1_16_002): New.
3480 (TARGET_MS1_16_003): New.
3482 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3483 ("*decrement_and_branch_until_zero_no_clobber"): New.
3484 Add corresponding splitter for decrement_and_branch_until_zero
3486 Key all decrement_and_branch_until_zero patterns off of
3489 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3492 * tree-complex.c (extract_component): Treat RESULT_DECL
3493 like the rest of the decls.
3495 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3497 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3498 indirect call to _mcount if the function needs a static chain.
3500 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3501 Caroline Tice <ctice@apple.com>
3503 PR rtl-optimization/24460
3504 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3505 (dwarf2out_switch_text_section): Set it to true instead of
3506 incrementing separate_line_info_table_in_use.
3507 (output_loc_list): Additionally test have_switched_text_sections.
3508 (output_ranges): Likewise.
3509 (dwarf2out_finish): Likewise.
3510 * varasm.c (assemble_start_function): Do not call
3511 insert_section_boundary_note.
3512 (assemble_end_function): If flag_reorder_blocks_and_partition,
3513 switch to the function's section before emitting the .size directive.
3514 * bb-reorder.c (insert_section_boundary_note): Staticify.
3515 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3516 * output.h (insert_section_boundary_note): Delete.
3518 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3521 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3522 instead of pointer equality when comparing types.
3524 2005-10-24 James E. Wilson <wilson@specifix.com>
3526 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3527 add_dependence_list_and_free calls.
3529 2005-10-24 Steven Bosscher <stevenb@suse.de>
3531 * contrib.texi: Add the names of the LLNL folks who donated
3532 Cray pointer support for gfortran.
3534 2005-10-24 Steven Bosscher <stevenb@suse.de>
3536 PR tree-optimization/24225
3537 * profile.c (branch_prob): Look from end to start through a
3538 basic block when looking for a locus.
3540 2005-10-24 Richard Henderson <rth@redhat.com>
3542 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3544 (hppa_expand_prologue): Likewise.
3546 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3548 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3549 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3550 * pa.h (NO_PROFILE_COUNTERS): Define.
3551 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3552 (funcdef_nos): New vector to hold label numbers of deferred profile
3554 (output_deferred_profile_counters): New function.
3555 (hppa_profile_hook): Push label number onto funcdef_nos.
3556 (pa_hpux_file_end): Call output_deferred_profile_counters if
3557 NO_DEFERRED_PROFILE_COUNTERS is false.
3559 * pa-protos.h (get_deferred_plabel): New prototype.
3560 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3562 (output_call): Adjust calls.
3564 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3566 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3567 peculiarity of GOT/TOC section usage.
3569 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3572 * c-common.c (constant_string_class_name): Add documentation.
3574 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3577 * recog.c (peephole2_optimize): Increment peep2_current_count
3578 only when the slot is empty.
3580 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3583 * except.c (output_function_exception_table): Call
3584 assemble_external_libcall if we need a personality function.
3586 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3588 PR rtl-optimization/24460
3589 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3590 set the basic block for barriers.
3592 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3594 * var-tracking.c (vt_initialize): Initialize post.
3596 2005-10-21 Devang Patel <dpatel@apple.com>
3599 * c-common.c (vector_types_convertible_p): Check vector element type.
3601 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3603 * config/sh/sh.c (prepare_move_operands): Handle the address
3604 constant which is a tls symbolic address plus a constant.
3606 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3609 * gcc.c (main): Use the correct counter for erroring out
3610 about mulitple files.
3612 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3615 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3616 use r2 for 64-bit tls .got access.
3618 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3620 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3623 2005-10-20 Steven Bosscher <stevenb@suse.de>
3625 PR tree-optimization/24307
3626 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3628 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3631 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3633 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3634 is ready, stop marking functions, but still mark variables.
3636 2005-10-20 Richard Guenther <rguenther@suse.de>
3639 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3642 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3644 PR rtl-optimization/23585
3645 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3646 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3647 (may_trap_p_1): New predicate extracted from...
3648 (may_trap_p): ... here. Invoke may_trap_p_1.
3649 (may_trap_or_fault_p): New predicate.
3650 * rtl.h (may_trap_or_fault_p): Declare it.
3651 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3652 instead of may_trap_p.
3653 (steal_delay_list_from_fallthrough): Likewise.
3654 (fill_simple_delay_slots): Likewise.
3655 (fill_slots_from_thread): Likewise.
3656 * function.c (pad_to_arg_alignment): Rework comment about
3657 SPARC_STACK_BOUNDARY_HACK.
3658 * config/sparc/sparc.h: Likewise.
3660 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3662 * config/s390/s390.c (s390_expand_insv): New.
3663 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3664 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3665 ("icm_hi"): Remove mode attribute.
3666 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3668 ("*extracthi", "*extractqi"): Remove.
3669 (extv<mode>", "*extzv<mode>"): New.
3670 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3671 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3673 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3675 * cfgexpand.c (discover_nonconstant_array_refs_r,
3676 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3677 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3678 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3679 discover_nonconstant_array_refs.
3681 2005-10-19 Steven Bosscher <stevenb@suse.de>
3684 * c-decl.c (pop_scope): Don't warn about an unused variable
3685 if it is marked with TREE_NO_WARNING.
3686 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3687 somenow mismatch and olddecl is to be replaced.
3689 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3692 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3693 whether registers live on the edge can be saved/restored.
3695 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3697 * config/sh/sh.c (fixup_mova): Skip notes.
3699 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3701 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3702 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3703 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3704 (s390_initial_elimination_offset): Likewise.
3705 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3706 register on TARGET_ZARCH targets.
3707 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3708 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3709 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3710 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3712 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3714 * config/s390/s390.md: Comment describing output modifiers updated.
3715 * config/s390/s390.c (print_operand): Likewise.
3717 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3719 * config/s390/s390.c (override_options): Added check for -mstack-size
3721 * doc/invoke.texi: Mention that limit in the documenation.
3723 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3726 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3728 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3730 Fix PR tree-optimization/24231
3732 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3733 (compute_avail): Ditto.
3735 2005-10-18 Richard Henderson <rth@redhat.com>
3738 * config/i386/i386.c (legitimate_constant_p): Check
3739 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3741 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3742 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3743 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3745 (print_operand_address): Likewise.
3746 * config/i386/predicates.md (x86_64_immediate_operand): Test
3747 SYMBOL_REF_TLS_MODEL properly inside CONST.
3748 (x86_64_zext_immediate_operand): Likewise.
3749 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3750 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3751 * config/i386/i386-protos.h: Remove predicates.md entries.
3753 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3755 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3756 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3758 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3759 Ian Lance Taylor <ian@airs.com>
3762 * fold-const.c (fold_widened_comparison): Do not allow range based
3763 constant folding when right operand cannot be unwidened.
3765 2005-10-17 Richard Henderson <rth@redhat.com>
3767 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3768 with a memory clobber.
3770 2005-10-17 James E Wilson <wilson@specifix.com>
3772 PR rtl-optimization/17356
3773 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3774 checking for EDGE_EH.
3776 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3778 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3779 the slot on an even boundary for any type with 16-byte alignment.
3781 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3784 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3785 after register allocation.
3787 2005-10-17 DJ Delorie <dj@redhat.com>
3789 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3792 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3795 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3798 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3800 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3801 to 2 if it's already non-zero.
3802 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3803 is set and warn about it if flag_schedule_insns is 1.
3805 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3807 * config/crx/crx.md: Compare-and-branch instructions need to
3810 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3813 * config/i386/i386.md (*pushdi2_rex64 splitter)
3814 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3815 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3816 flow2 pass only when (optimize > 0 && flag_peephole2).
3818 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3821 * gcc.c (have_c): New static variable.
3823 (process_command): Remove declation of have_c.
3824 Set have_o to 1 when handling -o.
3825 (main): Add a fatel error if there are multiple
3826 files specified and -o and -c/-S is passed witout
3827 -combine or multiple languages.
3829 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3831 Fix PR tree-optimization/22444
3832 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3833 Assert that we don't hit something with subvars.
3834 (setup_pointers_and_addressables): Don't add things with subvars,
3835 because we'll already process the subvars for aliasing purposes.
3837 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3840 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3841 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3842 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3843 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3844 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3845 swapped, alternatives for the R constraint.
3848 * builtins.c (get_builtin_sync_mode): Make unlimited
3849 mode_for_size request.
3851 2005-10-15 Richard Henderson <rth@redhat.com>
3853 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3854 (gimplify_expr): ... here.
3855 (gimplify_compound_lval): Use it in initial scan loop. Allow
3856 fb_lvalue in base expression.
3858 2005-10-15 Richard Henderson <rth@redhat.com>
3861 * builtins.c (expand_builtin_trap): Export.
3862 * expr.h (expand_builtin_trap): Declare.
3863 * expr.c (expand_assignment): Emit a trap for integral offsets
3864 from registers that weren't reduced to bitpos.
3866 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3867 (mark_array_ref_addressable): Remove.
3868 * tree-flow.h (mark_array_ref_addressable): Remove.
3869 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3871 2005-10-15 James E Wilson <wilson@specifix.com>
3874 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3875 (add_dependence_list_and_free): Likewise.
3876 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3879 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3883 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3884 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3886 (vrp_visit_phi_node): Only prevent infinite iterations when
3887 the previous result and the new result are both VR_RANGEs.
3889 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3891 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3894 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3897 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3900 2005-10-14 Per Bothner <per@bothner.com>
3902 PR preprocessor/21250
3903 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3905 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3908 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3909 overflow flags. Refactor some conditionals.
3911 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3914 * tree-dfa.c (add_referenced_var): Only look at decls which
3915 have TREE_CONSTANT or TREE_READONLY set instead of if
3916 !TREE_PUBLIC or !TREE_CONSTANT.
3918 2005-10-13 James E Wilson <wilson@specifix.com>
3920 * doc/invoke.texi: For -x, add f95-cpp-input.
3921 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3923 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3925 PR tree-optimization/24262
3926 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3927 in loop all the time.
3929 2005-10-12 Richard Henderson <rth@redhat.com>
3932 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3933 * function.c (assign_parm_find_data_types): Don't support it.
3934 * print-tree.c (print_node): Likewise.
3935 * c-common.c (handle_transparent_union_attribute): Likewise.
3936 Use build_duplicate_type.
3937 * tree-inline.c (remap_type_1): Split out of remap_type;
3938 properly remap aggregate fields.
3939 (build_duplicate_type): New.
3940 * doc/extend.texi (Variable Attributes): Remove documentation
3941 for transparent_union.
3943 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3946 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3947 (gen_stack_pointer_dec): Likewise.
3949 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3953 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3955 (struct cxx): Add adjust_class_at_definition target hook.
3956 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3957 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3958 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3959 hook_void_tree. Add to TARGET_CXX.
3960 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3962 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3963 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3964 instead of attribute. Check for dllexport override. Warn if
3965 inconsistent dll linkage. Don't lose old dllimport if decl has
3966 had address referenced. Tweak lookup of dllimport atribute.
3967 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3968 for target specific rules. Don't add dllimport attribute if
3969 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3970 dllimport attribute.
3971 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3972 * varasm.c (initializer_constant_valid_p): Replace
3973 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3977 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3978 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3979 (i[34567]86-*-mingw32*): Likewise.
3981 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3982 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3984 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3985 C++-specific code. Change return value to bool.
3986 (i386_pe_dllimport_p): Likewise.
3987 (associated_type): Simplify and make language-independent
3988 (i386_pe_encode_section_info): Replace override of ambiguous
3989 dllimport symbol refs with a gcc_assert.
3990 (i386_pe_valid_dllimport_attribute_p): Define.
3991 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3992 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3993 i386_pe_adjust_class_at_definition.
3994 * config/i386/winnt-stubs.c: New file. Define stub versions of
3995 lang-specific functions.
3996 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3997 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3998 i386_pe_adjust_class_at_definition.
3999 (i386_pe_valid_dllimport_attribute_p): Declare.
4000 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4001 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4002 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4005 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4006 dllimport attribute with test of DECL_DLLIMPORT_P.
4008 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4010 * combine.c (make_extraction): Correct offset computation.
4012 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4014 * config/cris/t-linux (LIMITS_H_TEST): Define.
4016 2005-10-12 Richard Henderson <rth@redhat.com>
4019 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4021 2005-10-12 Richard Guenther <rguenther@suse.de>
4023 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4025 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4028 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4029 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4032 2005-10-12 Richard Guenther <rguenther@suse.de>
4035 * varasm.c (output_constant): Correct typo from previous
4038 2005-10-11 Ian Lance Taylor <ian@airs.com>
4040 PR rtl-optimization/13931
4041 * combine.c: Revert patch of 2003-05-14, and:
4042 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4043 completely killed in the appropriate insn.
4044 (distribute_notes): Don't skip multiple hard register test for
4045 elim_i1 and elim_i2.
4047 2005-10-11 Richard Henderson <rth@redhat.com>
4050 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4051 to initialize a transparent union instead of a nop_expr.
4053 2005-10-11 Richard Henderson <rth@redhat.com>
4055 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4056 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4057 (tree_ssa_dce_loop): Call scev_reset.
4060 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4061 * tree-ssa-dce.c: Include cfgloop.h.
4062 (tree_ssa_dce_loop, pass_dce_loop): New.
4063 * tree-pass.h (pass_dce_loop): Declare it.
4064 * passes.c (init_optimization_passes): Use it.
4066 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4069 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4070 Only apply the optimization for rounding builtins if the inner
4071 cast is also an extension.
4073 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4076 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4077 mark_new_vars_to_rename instead of update_stmt.
4079 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4081 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4083 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4085 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4086 for setting MMX register to 0 rather than mmx.
4088 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4091 * configure.ac: Move gas check from mips specific case to common case.
4092 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4093 * configure: Regenerate
4094 * doc/install.texi: Update.
4096 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4099 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4101 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4103 * gcc.c (do_spec_1): Accept numeric characters in file name
4106 2005-10-10 Nick Clifton <nickc@redhat.com>
4108 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4109 describing the deleted arm_gen_rotated_half_load function.
4111 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4113 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4116 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4118 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4120 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4121 (EXTRA_MULTILIB_PARTS): Define.
4122 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4123 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4124 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4125 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4126 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4127 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4129 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4131 PR tree-optimization/24226
4132 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4133 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4134 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4137 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4139 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4141 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4144 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4145 Rewrite for no need for the early clobber.
4147 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4149 Merge from csl-arm-branch:
4150 2005-09-07 Paul Brook <paul@codesourcery.com>
4151 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4154 2005-04-30 Paul Brook <paul@codesourcery.com>
4155 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4156 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4158 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4159 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4160 (arm_override_options): Use TARGET_AAPCS_BASED.
4161 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4162 (PTRDIFF_TYPE): Use int for AAPCS.
4163 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4164 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4165 (DEFAULT_SHORT_ENUMS): Delete.
4166 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4168 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4169 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4170 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4171 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4173 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4174 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4176 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4177 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4179 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4180 * config.gcc (arm*-*-linux-gnueabi): Add it.
4181 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4183 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4184 * config/arm/linux-eabi.h: New file.
4185 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4186 (LINUX_TARET_LINK_SPEC): Likewise.
4187 (LINK_SPEC): Use it.
4188 * config/arm/t-linux-eabi: New file.
4190 2005-10-08 Steven Bosscher <stevenb@suse.de>
4193 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4195 (PARAM_SMS_DFA_HISTORY): Likewise.
4197 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4200 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4201 (load_register_parameters): Call it.
4202 (check_sibcall_argument_overlap_1): Likewise.
4203 (store_one_arg): Likewise.
4205 2005-10-07 James E. Wilson <wilson@specifix.com>
4207 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4208 DImode not VECINT24 for operand 2.
4211 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4215 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4216 fr_spill): Use destination_operand for operand 0.
4218 2005-10-07 DJ Delorie <dj@redhat.com>
4220 * varasm.c (output_constant): Limit error to expanding
4223 2005-10-07 Richard Guenther <rguenther@suse.de>
4226 * fold-const.c (fold_binary): Fix operand types during folding
4227 of X op (A, Y). Evaluation order of the side-effects of
4228 X and A are frontend-defined, so ensure we honour that even for
4229 tcc_comparison class operands; eased by removing duplicate code.
4231 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4233 * stor-layout.c (layout_type): Do not allow alignment of array
4234 elements to be greater than their size.
4236 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4238 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4240 (hppa*-*-linux*): Ditto.
4241 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4242 * config/host-hpux.c: New.
4243 * config/x-hpux: New.
4244 * config/pa/x-hpux: Remove.
4245 * config/pa/x-linux: Remove.
4246 * config/pa/pa-host.c: Remove.
4248 2005-10-07 Jeff Law <law@redhat.com>
4250 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4251 determine whether or not to try and thread outgoing edges.
4253 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4255 * config/rs6000/rs6000.md (eqsi_power): New.
4256 (neg_eq0si): Add TARGET_POWER to final condition.
4259 2005-10-06 Richard Henderson <rth@redhat.com>
4261 * config/rs6000/rs6000.c: Revert last change.
4263 2005-10-06 Richard Henderson <rth@redhat.com>
4265 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4266 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4268 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4272 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4273 out return_label and naked_return_label.
4275 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4277 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4280 2005-10-06 Richard Henderson <rth@redhat.com>
4283 * tree-inline.c (declare_return_variable): Handle modify_dest not
4286 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4288 Fix PR tree-optimization/22488
4289 * tree-ssa-structalias.c (check_for_overlaps): New function.
4290 (create_variable_info_for): Use it.
4292 2005-10-06 Richard Henderson <rth@redhat.com>
4295 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4296 (dwarf2out_start_source_file): Print it.
4298 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4300 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4302 2005-10-06 Richard Henderson <rth@redhat.com>
4305 * mode-switching.c (optimize_mode_switching): Clear transp bit
4306 for block with incomming abnormal edges.
4308 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4309 (fpscr_set_from_mem): Use them.
4310 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4311 (fpscr postinc splitters): Rewrite as peephole2+split.
4313 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4315 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4316 (eq<mode>_compare): Same.
4318 2005-10-06 Richard Guenther <rguenther@suse.de>
4320 PR tree-optimization/24238
4321 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4323 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4325 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4326 here. Use AC_PATH_PROG for environment variables instead of
4328 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4330 * configure: Regenerated.
4332 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4335 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4336 then force it into a register.
4337 (call_value): Likewise.
4339 2005-10-06 Richard Henderson <rth@redhat.com>
4342 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4343 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4344 under pass_vectorize.
4346 2005-10-05 Devang Patel <dpatel@apple.com>
4349 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4350 handling constants. Check NAMESPACE_DECL context for constants.
4352 2005-10-05 Eric Christopher <echristo@apple.com>
4354 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4356 2005-10-05 Richard Henderson <rth@redhat.com>
4359 * tree-cfg.c (mark_array_ref_addressable_1): New.
4360 (mark_array_ref_addressable): New.
4361 * tree-flow.h (mark_array_ref_addressable): Declare.
4362 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4364 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4368 * reload.c (subst_reloads): When adding a REG_LABEL to a
4369 jump instruction, also update JUMP_LABEL.
4371 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4373 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4374 * bb-reorder.c (copy_bb_p): Use it.
4375 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4377 2005-10-05 Richard Henderson <rth@redhat.com>
4380 * toplev.c (process_options): Warn about unsupported combinations
4381 of unwind tables and omit-frame-pointer.
4382 * config/i386/i386.c (override_options): Similarly. Enable
4383 accumulate-outgoing-args if not explicitly disabled.
4385 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4387 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4388 Handle big endian vs. small endian.
4389 (vec_initv2sf): Handle big endian vs. small endian.
4390 (*vec_extractv2sf_1): Ditto.
4392 2005-10-05 Dale Johannesen <dalej@apple.com>
4394 * convert.c (convert_to_real): Don't convert
4395 (float)floor(double d) to floorf((float)d).
4397 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4399 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4401 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4403 PR tree-optimization/18587
4404 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4405 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4406 build_vuses): Change to VEC type.
4407 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4408 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4409 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4410 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4411 (get_name_decl): New. Return DECL_UID of base variable.
4412 (operand_build_cmp): New. qsort comparison routine.
4413 (operand_build_sort_virtual): New. Sort virtual build vector.
4414 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4415 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4416 (FINALIZE_BASE): Use get_name_decl.
4417 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4418 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4419 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4420 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4421 direct VEC_* manipulations.
4422 (build_ssa_operands): Call operand_build_sort_virtual.
4423 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4424 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4425 with direct VEC_* manipulations.
4426 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4427 with direct VEC manipulations.
4429 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4431 PR tree-optimization/21419
4432 PR tree-optimization/24146
4433 PR tree-optimization/24151
4435 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4436 (build_asm_expr): Call it if outputs are read-only.
4437 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4439 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4440 Paolo Bonzini <bonzini@gnu.org>
4444 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4445 enable the instructions and not just the built-ins.
4446 * doc/invoke.texi (x86 Options): Likewise.
4448 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4450 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4452 * doc/invoke.texi (Option Summary): Correct spelling
4453 of -mmacosx-version-min.
4455 2005-10-04 Devang Patel <dpatel@apple.com>
4457 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4460 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4462 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4463 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4465 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4467 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4468 ("TE","tg"): New mode attributes.
4469 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4470 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4471 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4472 dword_mode and one for GPRmode.
4474 2005-10-04 Ian Lance Taylor <ian@airs.com>
4476 PR preprocessor/13726
4477 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4478 any comments passed in.
4480 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4482 * tree.c (annotate_with_file_line): Fix typo.
4484 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4487 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4488 type used to access data in the inlined length == 1 case, use
4489 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4490 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4492 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4494 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4495 TARGET_SSE3 and only for TARGET_80387.
4496 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4497 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4498 Do not depend on TARGET_80387.
4500 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4502 * tree.c (last_annotated_node): Change type to location_t*.
4503 (annotate_with_file_line): Reflect the change of
4504 last_annotated_node type.
4506 2005-10-04 Richard Guenther <rguenther@suse.de>
4509 * c-decl.c (grokdeclarator): Don't write to fields
4512 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4515 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4517 * varasm.c (make_decl_rtl): If a register variable does not
4518 have a set user assmbler name, error out.
4519 Decode the asmspec is now name+1 bypassing '*'.
4521 2005-10-04 Steven Bosscher <stevenb@suse.de>
4523 PR tree-optimization/23049
4524 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4525 of a COND_EXPR is folded before calling fold on the whole rhs of a
4526 conditional assignment.
4527 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4528 document that a COND_EXPR may appear there.
4530 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4533 * tree-vrp.c (extract_range_from_assert): If the new numeric
4534 range created out of the assertion contradicts the existing
4535 numeric range of the ASSERT_EXPR variable, make the new range
4538 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4540 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4541 from T_REGS to FP register class.
4543 2005-10-03 Richard Henderson <rth@redhat.com>
4546 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4547 before creating a new one.
4549 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4551 * config/rs6000/t-aix43 (LDFLAGS): New.
4552 * config/rs6000/t-aix52 (LDFLAGS): New.
4554 2005-10-03 Ian Lance Taylor <ian@airs.com>
4556 * gimplify.c (find_single_pointer_decl_1): New static function.
4557 (find_single_pointer_decl): New static function.
4558 (internal_get_tmp_var): For a formal variable, set restrict base
4559 information if appropriate.
4560 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4562 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4563 (DECL_GET_RESTRICT_BASE): Define.
4564 (SET_DECL_RESTRICT_BASE): Define.
4565 (decl_restrict_base_lookup): Declare.
4566 (decl_restrict_base_insert): Declare.
4567 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4568 * tree.c (restrict_base_for_decl): New static variable.
4569 (init_ttree): Initialize restrict_base_for_decl.
4570 (copy_node_stat): Copy restrict base information.
4571 (decl_restrict_base_lookup): New function.
4572 (decl_restrict_base_insert): New function.
4573 (print_restrict_base_statistics): New static function.
4574 (dump_tree_statistics): Call print_restrict_base_statistics.
4576 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4579 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4580 case of anti-ranges.
4582 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4585 * c-typeck.c (tagged_tu_seen): Rename to ...
4586 (tagged_tu_seen_cache): this and add val field.
4587 (comptypes): Move functional to comptypes_internal
4588 and free tagged_tu_seen.
4589 (comptypes_internal): New function and call comptypes_internal
4590 instead of comptypes. Speed up by sibcalling
4591 tagged_types_tu_compatible_p.
4592 (alloc_tagged_tu_seen): New function
4593 (free_all_tagged_tu_seen_up_to): New function.
4594 (tagged_types_tu_compatible_p): Return the val of the seen two
4596 Add that the two types are the same to tagged_tu_seen_base
4597 if they are and call comptypes_internal instead of comptypes.
4598 <case UNION_TYPE>: Speed up common type where the fields are
4600 (function_types_compatible_p): Call comptypes_internal instead of
4602 (type_lists_compatible_p): Likewise.
4603 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4605 2005-10-02 Matthias Klose <doko@debian.org>
4607 * doc/invoke.texi: Fix typo and speling error.
4609 2005-10-01 Richard Henderson <rth@redhat.com>
4611 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4613 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4615 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4616 using --start-group and --end-group.
4618 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4620 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4621 FIXME note regarding quirky semantics.
4623 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4626 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4627 non-null range as a last resort.
4629 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4630 Diego Novillo <dnovillo@redhat.com>
4633 * tree-vrp.c (extract_range_from_assert): For !=
4634 assertions, only build an anti-range if LIMIT is a
4635 single-valued range.
4637 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4639 * arm.md (movqi): On thumb when optimizing, handle loading from
4640 memory by describing this as taking a subreg of a zero-extended load
4641 into an SImode register.
4644 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4646 * reload1.c (merge_assigned_reloads): Do not change any
4647 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4649 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4651 * Makefile.in (LIPO_FOR_TARGET): Define.
4652 (STRIP_FOR_TARGET): Define.
4654 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4655 before creating new ones. Do symlinks before creating the actual
4658 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4659 to work out which multilibs are actually being built.
4661 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4663 * tree-vect-transform.c, config/ms1/ms1.md,
4664 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4665 Follow spelling conventions.
4666 * doc/invoke.texi, doc/md.texi: Fix typos.
4668 2005-09-30 Andrew Macleod <amacleod@redat.com>
4670 PR tree-optimization/21430
4671 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4672 use operands, and set stmt pointer if need be.
4673 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4674 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4677 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4680 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4682 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4684 * optabs.c (expand_binop): Initialize first_pass_p.
4686 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4689 * c-decl.c (c_write_global_declarations_1): If any
4690 wrapup_global_declaration_2 call returned true, restart the loop.
4692 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4694 Fix PR tree-optimization/24117
4695 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4696 before considering whether to use anyoffset.
4698 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4702 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4704 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4706 (swap_commutative_operands_with_target): New.
4708 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4711 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4714 2005-09-29 Steven Bosscher <stevenb@suse.de>
4716 PR tree-optimization/23911
4717 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4718 and IMAGPART_EXPR too.
4720 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4723 * expmed.c (expand_shift): Move logic to reverse rotation
4724 direction when rotating by constants ...
4725 * optabs.c (expand_binop): ... here.
4726 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4727 (ix86_rotrdi3): New pattern.
4728 (rotldi3): Handle 32-bit mode.
4729 (ix86_rotldi3): New pattern.
4731 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4734 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4735 check for numbers that need no bit twiddle.
4737 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4739 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4740 multilib to be built.
4742 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4743 (stage1-start): Delete old libgcc and libunwind before moving
4744 anything into the stage directory.
4745 (stage2-start): Likewise.
4746 (stage3-start): Likewise.
4747 (stage4-start): Likewise.
4748 (stageprofile-start): Likewise.
4749 (stagefeedback-start): Likewise.
4750 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4751 header in tm_file and CPU-specific t-darwin in tmake_file.
4752 (i[34567]86-*-darwin*): Don't change tm_file.
4753 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4754 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4755 shared library stub for target OS version.
4756 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4757 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4758 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4759 (libgcc_s.%.dylib): New.
4761 (install-darwin-libgcc-stubs): New.
4762 (INSTALL_LIBGCC): New append.
4763 * config/i386/darwin-libgcc.10.4.ver: New.
4764 * config/i386/darwin-libgcc.10.5.ver: New.
4765 * config/i386/t-darwin: New.
4766 * config/rs6000/darwin-libgcc.10.4.ver: New.
4767 * config/rs6000/darwin-libgcc.10.5.ver: New.
4768 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4769 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4771 2005-09-28 Paul Brook <paul@codesourcery.com>
4773 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4776 2005-09-28 Richard Guenther <rguenther@suse.de>
4778 PR tree-optimization/23853
4779 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4780 host_integerp to verify misalignment value.
4782 2005-09-28 Richard Henderson <rth@redhat.com>
4784 * builtins.c (get_builtin_sync_mode): New.
4785 (expand_builtin_sync_operation): Pass in mode argument.
4786 (expand_builtin_compare_and_swap): Likewise.
4787 (expand_builtin_lock_test_and_set): Likewise.
4788 (expand_builtin_lock_release): Likewise.
4789 (expand_builtin): Update to match.
4791 2005-09-28 Nick Clifton <nickc@redhat.com>
4793 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4794 formatting. Add check to PLUS case to ensure that the offset is
4795 within an acceptable range.
4797 * config/v850/v850.md (casesi): Disable the generation of the
4798 switch pattern as it is not being handled properly at the moment.
4800 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4801 for when the high words are identical.
4803 2005-09-27 Richard Henderson <rth@redhat.com>
4805 * pretty-print.c (pp_base_format): Fix typo for %>.
4807 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4808 Devang Patel <dpatel@apple.com>
4810 PR tree-optimization/23625
4811 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4812 LABEL_EXPR, assertion check.
4814 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4816 * optabs.c (no_conflict_move_test): Check if a result of a
4817 to-be-moved insn would be clobbered by an originally
4820 2005-09-27 Jeff Law <law@redhat.com>
4822 * passes.c (init_optimization_passes): Replace copy propagation
4823 passes immediately after DOM with phi-only copy propagation
4824 pases. Add phi-only copy propagation pass after first DOM pass.
4825 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4826 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4827 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4828 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4829 to init_copy_prop. Callers updated.
4830 (do_phi_only_copy_prop): New function.
4831 (pass_phi_only_copy_prop): New pass descriptor.
4833 2005-09-27 Nick Clifton <nickc@redhat.com>
4835 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4837 2005-09-26 Jason Merrill <jason@redhat.com>
4840 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4842 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4844 2005-09-26 James E Wilson <wilson@specifix.com>
4846 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4847 copyright. Add gcc copyright plus libgcc exception.
4848 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4850 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4852 2005-09-26 Jeff Law <law@redhat.com>
4854 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4855 about when to iterate.
4857 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4860 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4861 for __complex__ double in -mcpu=G5 mode.
4863 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4865 PR tree-optimization/23942
4866 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4867 * tree-scalar-evolution.c: Include params.h.
4869 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4870 follow_ssa_edge_in_condition_phi_branch,
4871 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4872 Change return type to t_bool. Use a parameter to limit the size of
4873 trees that are walked before stopping
4874 (analyze_evolution_in_loop): Initialize the limit to 0.
4875 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4876 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4878 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4881 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4882 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4884 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4886 * combine.c (make_extraction): Check for valid use of subreg.
4888 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4891 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4892 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4893 ("fist<mode>2_with_temp"): Use only register operands.
4895 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4897 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4898 CALL_INSN_FUNCTION_USAGE.
4900 2005-09-26 Richard Guenther <rguenther@suse.de>
4903 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4904 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4905 (ldst_entry): Use the hashtable instead of list-walking.
4906 (find_rtx_in_ldst): Likewise.
4907 (free_ldst_entry): Free the hashtable.
4908 (compute_ld_motion_mems): Create the hashtable.
4909 (trim_ld_motion_mems): Remove entry from hashtable if
4910 removing it from list.
4911 (compute_store_table): Likewise^2.
4912 (store_motion): Free hashtable in case we did not see
4915 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4917 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4918 and arg1 if we are passing them to fold_build2.
4920 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4923 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4926 2005-09-25 Richard Henderson <rth@redhat.com>
4928 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4929 SYMBOL_REF_TLS_MODEL to be correct.
4931 2005-09-24 Richard Henderson <rth@redhat.com>
4933 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4934 end of function. Reindent.
4936 2005-09-24 Ian Lance Taylor <ian@airs.com>
4938 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4939 NEGATE_EXPR/BIT_NOT_EXPR case.
4941 2005-09-24 Richard Henderson <rth@redhat.com>
4943 * c-common.c (handle_mode_attribute): When not modifying in place,
4944 create subtypes for enumerations.
4945 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4946 * gimplify.c (create_tmp_from_val): Likewise.
4948 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4950 * config/i386/i386.md (*tls_global_dynamic_64,
4951 *tls_local_dynamic_base_64): Add missing mode to call.
4952 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4954 2005-09-24 Jan Hubicka <jh@suse.cz>
4956 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4957 (cgraph_clone_node): Likewise.
4958 * cgraph.h (cgraph_clone_edge): Update prototype.
4959 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4960 duplicated prototypes; add updating argument.
4961 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4962 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4964 (cgraph_mark_inline_edge): Likewise.
4965 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4966 (cgraph_flatten_node): Likewise.
4967 (cgraph_decide_recursive_inlining): Likewise.
4968 (cgraph_decide_inlining_of_small_function): Likewise.
4969 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4971 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4972 Pete Steinmetz <steinmtz@us.ibm.com>
4974 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4975 (rldic.): Set type to "compare".
4977 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4978 mfjmpr for MFCTR/MFLR.
4979 (movdf_hardfloat64): Same.
4980 (movdf_softfloat64): Same. Correct order of store and move types.
4981 (movti_string): Set type to store_ux/load_ux.
4982 (load_multiple): Set type to load_ux.
4983 (store_multiple): Set type to store_ux.
4984 (movmemsi): Set type to store_ux.
4985 (output_cbranch direct_return): Set type to jmpreg.
4986 (stmw): Set type to store_ux.
4987 (lmw): Set type to load_ux.
4988 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4989 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4990 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4991 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4992 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4993 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4994 (rios1-fpstore): Increase latency to 3.
4995 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4996 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4998 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4999 Andrew Pinski <pinskia@physics.uc.edu>
5001 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5002 operand2 constraint to "b".
5003 (sync_<fetchop_name>di_internal): Same.
5004 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5006 (sync_old_<fetchop_name>di_internal): Same.
5007 (sync_new_<fetchop_name>si_internal): Same.
5008 (sync_new_<fetchop_name>di_internal): Same.
5010 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5013 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5014 case, define as macros.
5016 PR rtl-optimization/23837
5017 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5018 clobber / clobber match between dest and p->first.
5020 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5021 (no_conflict_move_test): Update comments.
5023 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5025 * doc/install.texi: Update URL for Jacks.
5026 * doc/sourcebuild.texi: Likewise.
5028 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5031 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5032 registers when choosing register preferences.
5033 (movdf_hardfloat64): Same.
5035 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5037 * expmed.c (expand_shift): Don't use the target of the rotate as
5038 target for the first expanded shift insn.
5039 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5041 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5043 PR tree-optimization/22438
5044 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5045 preserved iv rhs rewriting specially.
5047 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5049 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5050 estimate_only is true.
5051 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5052 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5053 tree-ssa-structalias.c
5054 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5055 ref_contains_indirect_ref.
5056 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5058 2005-09-21 DJ Delorie <dj@redhat.com>
5060 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5062 (mn10300_return_in_memory): Support variable size types also.
5063 (mn10300_pass_by_reference): Likewise.
5064 (mn10300_function_value): New.
5065 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5066 (FUNCTION_OUTGOING_VALUE): Likewise.
5067 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5068 * doc/invoke.texi: Document it.
5070 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5073 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5074 force integer op1 into register for XFmode compares.
5076 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5079 * expmed.c (alg_code): Add alg_impossible.
5080 (alg_hash_entry): Add cost.
5081 (synth_mult): Record alg_impossible in the hash table if
5082 multiplication by a given integer is impossble within the
5083 limit. Speed up using alg_impossible.
5085 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5087 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5088 argument. Allow and set any offset if needs_anyoffset is passed
5090 (get_constraint_for): Add argument here too.
5092 (do_structure_copy): Pass NULL to get_constraint_for.
5093 (handle_ptr_arith): Ditto.
5094 (find_func_aliases): Ditto.
5096 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5098 PR rtl-optimization/23898
5099 * output.h (get_attr_min_length): Declare.
5100 * final.c (get_attr_length_1): New function, broken out of:
5102 (get_attr_min_length): New function.
5103 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5104 (duplicate_computed_gotos): Likewise.
5105 * genattr.c (insn_min_length): Generate declaration.
5106 * genattrtab.c (min_fn, min_attr_value): New functions.
5107 (make_length_attrs): Generate insn_min_length.
5109 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5111 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5113 2005-09-20 Richard Henderson <rth@redhat.com>
5115 PR tree-optimization/24059
5116 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5119 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5121 * c.opt (fextended-identifiers): New.
5122 * c-opts.c (c_common_handle_option): Handle
5123 -fextended-identifiers.
5124 * doc/cpp.texi: Update documentation of extended identifiers.
5125 * doc/cppopts.texi (-fextended-identifiers): Document.
5127 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5129 PR tree-optimization/23929
5130 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5133 PR tree-optimization/23818
5134 * tree-stdarg.c (execute_optimize_stdarg): Call
5135 calculate_dominance_info.
5137 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5139 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5140 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5141 (compute_overlap_steps_for_affine_1_2): Use
5142 get_number_of_iters_for_loop.
5143 (analyze_subscript_affine_affine): Check whether difference is
5145 Use get_number_of_iters_for_loop.
5146 Check whether overlap occurs outside of bounds.
5147 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5149 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5151 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5152 base register if possible.
5154 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5156 PR tree-optimization/18463
5157 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5158 converting it directly is not possible.
5159 (chrec_convert_aggressive): New function.
5160 * tree-chrec.h (chrec_convert_aggressive): Declare.
5161 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5162 Fold chrec conversions aggressively if asked to.
5163 (instantiate_parameters): Modified because of changes in
5164 instantiate_parameters_1.
5166 2005-09-19 Richard Henderson <rth@redhat.com>
5168 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5169 (reduc_splus_v2df): New.
5171 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5173 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5174 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5176 2005-09-19 Richard Henderson <rth@redhat.com>
5178 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5181 2005-09-19 Richard Henderson <rth@redhat.com>
5183 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5184 (ia64_expand_dot_prod_v8qi): New.
5185 * config/ia64/ia64-protos.h: Update.
5186 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5187 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5188 sdot_prodv8qi, sdot_prodv4hi): New.
5189 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5191 2005-09-19 Richard Henderson <rth@redhat.com>
5194 * real.c (exact_real_truncate): Return false if the format cannot
5195 represent the number as a normal.
5197 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5198 for a memory source.
5200 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5202 * tree-ssa-operands.c (swap_tree_operands): Export.
5203 * tree.h (swap_tree_operands): Declare.
5204 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5205 Call swap_tree_operands.
5207 2005-09-19 Richard Henderson <rth@redhat.com>
5209 * tree-flow.h (merge_alias_info): Declare.
5210 * tree-ssa-copy.c (merge_alias_info): Export.
5211 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5212 (vect_create_data_ref_ptr): Use create_iv directly.
5213 (vectorizable_load): Use correct types for integer constants.
5214 (vect_generate_tmps_on_preheader): Likewise.
5215 (vect_gen_niters_for_prolog_loop): Likewise.
5217 2005-09-19 Steven Bosscher <stevenb@suse.de>
5219 PR rtl-optimization/23943
5220 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5222 2005-09-18 Jan Hubicka <jh@suse.cz>
5224 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5226 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5228 * varasm.c (output_constant): Do not abort on conversions to union
5229 types between different sizes.
5231 2005-09-18 Richard Guenther <rguenther@suse.de>
5234 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5237 2005-09-18 Paul Brook <paul@codesourcery.com>
5239 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5241 2005-09-17 Richard Henderson <rth@redhat.com>
5243 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5244 * tree-ssa-loop.c (pass_vect_dce): Remove.
5245 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5248 2005-09-17 Richard Henderson <rth@redhat.com>
5250 * tree-pass.h (pass_vect_dce): Declare.
5251 * passes.c (init_optimization_passes): Add it.
5252 * tree-flow.h (tree_ssa_dce): Declare.
5253 * tree-ssa-dce.c (tree_ssa_dce): Export.
5254 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5255 (gate_tree_vectorize): ... here.
5256 (pass_vect_dce): New.
5258 2005-09-17 Jan Hubicka <jh@suse.cz>
5260 * except.c (struct eh_status): Turn region_array into vec.
5261 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5262 convert_from_eh_region_ranges, find_exception_handler_labels,
5263 current_function_has_exception_handlers, assign_filter_values,
5264 build_post_landing_pads, dw2_build_landing_pads,
5265 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5266 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5267 foreach_reachable_handler, can_throw_internal_1,
5268 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5270 (duplicate_eh_region_1): Update region_array.
5271 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5273 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5276 * expmed.c (expand_mult): Substitute simple register for op0 when
5279 2005-09-17 Richard Henderson <rth@redhat.com>
5281 * expr.c (emit_move_via_integer): Add force argument, pass it on
5282 to emit_move_change_mode. Update callers.
5283 (emit_move_complex): Pass true to new force argument.
5284 * function.c (expand_function_end): Move expand_eh_return call
5285 earlier. Merge sub-word complex values into a pseudo before
5286 copying to the return hard register.
5288 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5290 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5291 between different sizes.
5293 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5297 * passes.c (init_optimization_passes): Register dump files for
5300 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5302 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5303 * config/s390/s390.c (s390_overlap_p): New function.
5304 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5305 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5308 2005-09-16 Richard Guenther <rguenther@suse.de>
5310 * ipa-pure-const.c (static_execute): Free auxiliar information.
5311 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5312 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5314 2005-09-15 DJ Delorie <dj@redhat.com>
5316 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5318 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5320 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5322 (swap_commutative_operands_with_target): New.
5324 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5326 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5329 (estimate_iters_using_array): New function.
5330 * tree-data-ref.h (estimate_iters_using_array): Prototype
5331 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5332 Use estimate_iters_using_array instead of analyze_array.
5334 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5336 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5339 2005-09-15 Michael Matz <matz@suse.de>
5341 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5343 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5345 PR tree-optimization/23835
5346 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5347 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5349 2005-09-14 Richard Henderson <rth@redhat.com>
5351 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5352 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5354 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5356 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5357 in the ARRAY_TYPE case.
5359 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5361 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5363 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5366 * tree-vect-transform.c (vectorizable_operation): Return false for
5367 scalar shift operations and for vector shift operations with
5368 non-invariant shift arguments. Use scalar tree operand op1 as
5369 a shift operand when vector shift insn pattern uses scalar shift
5371 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5373 2005-09-14 Olivier Hainque <hainque@adacore.com>
5375 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5376 value if it has side-effects.
5378 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5381 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5383 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5385 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5386 passed as NAME as if it were label at start of function code.
5388 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5390 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5393 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5395 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5396 as early clobber. Rewrite so the PIC register is not implicitly used.
5398 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5400 * tree.c (annotate_with_file_line): Compare line numbers before
5403 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5406 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5407 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5409 2005-09-13 Ian Lance Taylor <ian@airs.com>
5411 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5412 than a HOST_WIDEST_INT to gen_doloop_begin.
5414 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5416 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5418 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5420 PR tree-optimize/23817
5421 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5423 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5426 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5427 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5428 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5429 (restore_stack_nonlocal): Likewise.
5430 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5432 2005-09-12 Ian Lance Taylor <ian@airs.com>
5435 * c.opt (ffriend-injection): New C++ option.
5436 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5437 (C++ Dialect Options): Document -ffriend-injection.
5439 2005-09-12 Josh Conner <jconner@apple.com>
5442 * ipa-reference.c (static_execute): Don't mark variables in
5443 named sections TREE_READONLY.
5445 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5447 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5450 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5452 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5453 V_MUST_DEF instead of just the first_use_p.
5454 Don't mark the virtual variables for renaming on the statement which
5456 (pass_dse): Remove TODO_update_ssa.
5458 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5461 * stor-layout.c (compute_record_mode): For records with a single
5462 field, actually check the field's mode size against the type size.
5464 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5465 registers for TARGET_SHMEDIA.
5466 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5467 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5468 of GENERAL_REGS and FP_REGS.
5470 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5472 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5474 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5476 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5477 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5478 are omitted. Exclude stack_tie insn too.
5480 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5482 PR rtl-optimization/23098
5483 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5485 * config/rs6000/rs6000.md (movdf splitter): Use
5486 const_double_operand predicate for TARGET_POWERPC64.
5487 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5488 SYMBOL_REF method to ABI_V4.
5490 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5491 replace_equiv_address.
5492 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5493 rs6000_sr_alias_set and MEM_NOTRAP.
5494 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5496 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5498 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5499 handle CALL_EXPR again.
5501 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5503 * arm/predicates.md (alignable_memory_operand): Delete.
5505 2005-09-10 Richard Henderson <rth@redhat.com>
5508 * dbxout.c (dbxout_expand_expr): New.
5509 (dbxout_symbol): Use it.
5511 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5513 * arm.c (arm_gen_rotated_half_load): Delete.
5514 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5515 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5516 (thumb_set_return_address): Likewise.
5517 (thumb_load_double_from_address): Use adjust_address.
5518 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5519 (extendhsisi2_mem, movhi_bytes): Use change_address.
5520 (movhi): Use widen_memory_access.
5521 (reload_out_df): Use replace_equiv_address.
5522 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5524 2005-09-09 Richard Henderson <rth@redhat.com>
5527 * dbxout.c: Include expr.h.
5528 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5529 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5530 * Makefile.in (dbxout.o): Add EXPR_H.
5532 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5534 PR tree-optimization/23509
5535 * tree-cfg.c (replace_uses_by): Use replace_exp.
5536 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5537 pointers have name_mem_tag or type_mem_tag set.
5539 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5541 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5542 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5543 of wrongly accessing operands.
5545 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5547 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5548 * tree-chrec.c: Include tree-scalar-evolution.h.
5549 (chrec_convert): Instantiate the base and step before calling
5550 scev_probably_wraps_p that would fail on parametric evolutions.
5551 Collect all the fails into a single section failed_to_convert,
5552 print a diagnostic, and return chrec_dont_know instead of calling
5554 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5555 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5557 (scev_const_prop): Don't replace the definition of a loop closed ssa
5558 phi node by itself, or by another loop closed ssa phi node.
5559 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5560 that base and step are defined.
5562 2005-09-09 Richard Guenther <rguenther@suse.de>
5565 * fold-const.c (fold_ternary): Check truth_value_p before
5566 calling invert_truthvalue.
5568 2005-09-09 Nick Clifton <nickc@redhat.com>
5570 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5571 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5572 dimension of these arrays.
5573 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5575 * longlong.h: Only provide a prototype for the __clz_tab[] array
5576 if this header has not been included from libgcc2.h.
5577 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5579 Provide prototypes for exported functions.
5580 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5583 2005-09-08 Josh Conner <jconner@apple.com>
5587 * expr.c (expand_expr_addr_expr_1): Don't invoke
5588 expand_simple_binop for EXPAND_INITIALIZER.
5590 2005-09-08 Richard Henderson <rth@redhat.com>
5593 * toplev.c (wrapup_global_declaration_1): Split out ...
5594 (wrapup_global_declaration_2): ... from ...
5595 (wrapup_global_declarations): ... here. Return bool.
5596 (check_global_declaration_1): Split out ...
5597 (check_global_declarations): from here.
5598 (emit_debug_global_declarations): New.
5599 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5600 check_global_declaration_1, emit_debug_global_declarations): Declare.
5601 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5602 of decls. Call wrapup_global_declaration_1,
5603 wrapup_global_declaration_2, check_global_declaration_1 directly.
5604 (c_write_global_declarations_2): New.
5606 (c_write_global_declarations): Call c_write_global_declarations_2.
5607 * langhooks.c (write_global_declarations): Call
5608 emit_debug_global_declarations.
5610 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5611 remove decls that have DECL_RTL_SET_P.
5612 * passes.c (rest_of_decl_compilation): Invoke
5613 cgraph_varpool_finalize_decl for all but functions.
5615 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5617 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5618 the result of a conversion if the new min and max cannot be compared.
5620 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5622 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5623 (override_options): Setting s390_sr_alias_set removed.
5624 (save_fpr, save_gprs): Set alias set to vararg or frame.
5625 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5626 s390_sr_alias_set with get_frame_alias_set ().
5627 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5628 get_varargs_alias_set ().
5630 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5634 * c-parser.c (c_parser_objc_method_definition): If the next
5635 token is not "{", error out and don't start the function.
5637 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5639 * tree-vrp.c (extract_range_from_expr): Move the check for non
5640 nullness after the check for gimple invariant.
5642 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5644 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5646 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5649 * config/m32r.md (movmemsi_internal): Canonicalize order of
5650 operands in PLUS component of template.
5652 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5654 * reload1.c (fixup_eh_region_note): Remove assertion.
5655 (fixup_abnormal_edges): Reverted removal of call to
5656 find_many_sub_basic_blocks made on 2005-08-31.
5658 2005-09-07 Richard Henderson <rth@redhat.com>
5660 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5661 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5662 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5663 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5664 rearrange for better packing.
5665 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5666 (lookup_cfa_1): Remove inline marker.
5667 (cfa_equal_p): Split out of ...
5668 (def_cfa_1): ... here. Use INVALID_REGNUM.
5669 (build_cfa_loc): Handle !cfa->indirect.
5670 (frame_pointer_cfa_offset): New.
5671 (dbx_reg_number): Assert register elimination performed; do
5672 leaf register remapping.
5673 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5674 (eliminate_reg_to_offset): New.
5675 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5676 for verifiably local stack frame addresses; re-base to CFA.
5677 (mem_loc_descriptor): Remove can_use_fbreg argument.
5678 (concat_loc_descriptor, loc_descriptor): Likewise.
5679 (containing_function_has_frame_base): Remove.
5680 (rtl_for_decl_location): Don't do register elimination or
5681 leaf register remapping here.
5682 (secname_for_decl): Split out from ..
5683 (add_location_or_const_value_attribute): ... here.
5684 (convert_cfa_to_loc_list): New.
5685 (compute_frame_pointer_to_cfa_displacement): New.
5686 (gen_subprogram_die): Use them.
5687 * tree.h (frame_base_decl): Remove.
5688 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5689 (prologue_stack_adjust): Remove.
5690 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5691 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5692 (set_frame_base_location): Remove.
5693 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5694 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5695 (vt_add_function_parameters): Don't eliminate_regs.
5696 (vt_initialize): Don't create frame_base_decl.
5698 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5700 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5701 version of GNU binutils for 4.x and later.
5703 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5705 * ggc-page.c (ggc_push_context): Remove.
5706 (ggc_pop_context): Likewise.
5707 * ggc.h (ggc_push_context): Remove.
5708 (ggc_pop_context): Likewise.
5710 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5713 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5714 returning from an interrupt handler.
5716 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5719 * config/arc/arc.c (output_shift): Add check for loop count when
5722 2005-09-06 Steven Bosscher <stevenb@suse.de>
5724 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5726 (abs_replacement): Likewise.
5727 (pass_phiopt): Remove TODO_update_ssa.
5729 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5732 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5733 if "return with no value, in function returning non-void" warning
5735 * tree-cfg.c (execute_warn_function_return): Don't look at
5736 RETURN_EXPRs with TREE_NO_WARNING set.
5739 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5740 for internal functions doesn't use registers used by global registers
5741 variables. Use fewer register parameters if there are global register
5744 2005-09-06 Olivier Hainque <hainque@adacore.com>
5745 Eric Botcazou <ebotcazou@adacore.com>
5748 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5749 when we would be extracting outside its bit span (bitpos+bitsize
5750 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5751 Ada unchecked conversions.
5753 2005-09-06 Steven Bosscher <stevenb@suse.de>
5755 * tree-ssa-pre.c (try_look_through_load): New function.
5756 (compute_avail): Use it to try to look through loads for some
5757 more useful expressions.
5759 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5761 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5762 condition for detecting cases like (a&a) and (a^a).
5764 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5766 * common.opt: Add option ftree-vect-loop-version.
5767 * params.def: Add --param vect-max-version-checks.
5768 * doc/invoke.texi: Document ftree-vect-loop-version and
5769 --param vect-max-version-checks.
5770 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5771 may_misalign_stmts and defines for accessors.
5772 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5773 LOOP_VINFO_MAY_MISALIGN_STMTS.
5774 (destroy_loop_vec_info): VEC_free for
5775 LOOP_VINFO_MAY_MISALIGN_STMTS.
5776 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5777 Update documentation.
5778 (vect_update_misalignment_for_peel): New.
5779 (vect_enhance_data_refs_alignment): Update to choose loop
5780 peeling or loop versioning if appropriate for the (potentially)
5781 unaligned data references in the loop.
5782 (vect_analyze_data_refs_alignment): Remove call to
5783 vect_enhance_data_refs_alignment so the checks can be done
5785 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5786 and move up call to vect_analyze_data_refs_alignment.
5787 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5788 (vect_transform_loop): Add call to loop_version.
5790 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5792 PR rtl-optimization/23098
5793 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5794 * simplify-rtx.c (constant_pool_reference_p): New function.
5795 * rtl.h (constant_pool_reference_p): New prototype.
5796 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5797 constant_pool_reference_p in condition and
5798 avoid_constant_pool_reference in preparation statements.
5800 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5802 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5803 STRICT_LOW_PART SETs.
5805 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5808 * except.c (sjlj_emit_function_enter): Find the function begin
5809 note even when it's not in first basic block.
5811 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5813 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5814 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5815 * aclocal.m4: Regenerate.
5817 2005-09-05 DJ Delorie <dj@redhat.com>
5819 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5822 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5824 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5825 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5826 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5827 Follow spelling conventions.
5828 * doc/invoke.texi: Follow spelling conventions.
5830 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5832 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5833 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5834 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5836 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5839 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5840 (output_stack_adjust): Use gen_tmp_stack_mem.
5841 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5842 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5843 (sh_get_pr_initial_val): Likewise.
5844 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5845 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5846 * sh.md (divsi_inv_m0): Use gen_const_mem.
5847 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5848 (movdf_i4+1): Use gen_tmp_stack_mem.
5849 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5850 (fpu_switch+2): Likewise.
5851 (movv4sf_i, movv16sf_i): Use adjust_address.
5852 (symGOT_load): Set MEM_NOTRAP_P bit.
5854 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5857 * pa.c (emit_move_sequence): Fix typo in last change.
5859 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5861 PR rtl-optimization/23454
5862 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5865 2005-09-03 Richard Henderson <rth@redhat.com>
5866 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5869 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5872 2005-09-02 Nicolas Pitre <nico@cam.org>
5874 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5875 to bit_count to 32 bits.
5877 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5880 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5881 generating synthetic loads from volatile lvalues.
5883 005-09-02 Nick Clifton <nickc@redhat.com>
5885 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5886 __ctzhi2, __clzhi2): New functions.
5888 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5891 * tree-nested.c (struct var_map_elt): Mark with GTY.
5892 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5894 (lookup_field_for_decl): Allocate new element in GC memory.
5895 (lookup_tramp_for_decl): Likewise.
5896 (convert_nl_goto_reference): Likewise
5897 (create_nesting_tree): Allocate info in GC memory. Likewise for
5899 (free_nesting_tree): Free with ggc_free instead of free.
5900 (root): New static variable.
5901 (lower_nested_functions): Remove root as local variable. And zero out
5902 root at the end of the function.
5904 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5906 PR rtl-optimization/20365
5907 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5908 to short. New member ix.
5909 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5910 (simplify_plus_minus): Initialize ix members before calling qsort.
5912 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5914 PR tree-optimization/23626
5915 * tree-cfg.c (replace_uses_by): Clean up eh info.
5917 2005-09-01 DJ Delorie <dj@redhat.com>
5919 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5922 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5924 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5925 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5928 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5930 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5931 do not issue warning for a variable definition following
5934 2005-09-01 Richard Henderson <rth@redhat.com>
5937 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5938 conversion to CONST_VECTOR.
5940 2005-09-01 Richard Henderson <rth@redhat.com>
5943 * reload1.c (reload_as_needed): Check !CALL_P before calling
5944 fixup_eh_region_note.
5945 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5947 2005-09-01 DJ Delorie <dj@redhat.com>
5949 * varasm.c (output_constant): Let the target resolve
5950 conversions of addresses to non-default pointer sizes.
5952 2005-09-01 Nicolas Pitre <nico@cam.org>
5954 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5955 to alow matching ARM pre-indexed addressing mode.
5956 (arm_override_options): Remove now irrelevant comment.
5958 2005-09-01 Phil Edwards <phil@codesourcery.com>
5960 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5961 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5962 * config/i386/vxworks.h: Likewise.
5963 * config/i386/t-vxworksae: New file, for VxWorks AE.
5964 * config/i386/vxworksae.h: Likewise.
5966 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5968 PR tree-optimization/23410
5969 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5970 sequence is not wrapping during the first step.
5972 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5975 * dwarf2out.c (base_type_die): Compare char_type_node with
5976 TYPE_MAIN_VARIANT (type), not type.
5978 2005-09-01 Richard Guenther <rguenther@suse.de>
5980 PR tree-optimization/15366
5981 * common.opt: Add -finline-functions-called-once.
5982 Put -fearly-inlining in alphabetically ordered place.
5983 * doc/invoke.texi: Document new option.
5984 * ipa-inline.c (cgraph_decide_inlining): Honour
5985 flag_inline_functions_called_once.
5987 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5989 PR rtl-optimization/23478
5990 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5991 (alloc_qty): Initialize it.
5992 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5993 (combine_regs): Combine also n_throwing_calls_crossed fields.
5994 (find_free_reg): Don't attempt to caller-save pseudos crossing
5995 calls that might throw.
5996 * global.c (struct allocno): Add throwing_calls_crossed field.
5997 (global_alloc): Revert 2005-08-22 change. Initialize
5998 throwing_calls_crossed.
5999 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6002 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6005 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6006 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6007 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6008 (and64_2_operand): Tweak to use predicate.
6009 (and_operand): Adjust for mask_operand changes.
6010 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6011 (print_operand): Likewise.
6012 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6013 (mask64_1or2_operand): Delete.
6014 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6015 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6016 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6017 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6018 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6019 (rotldi3_internal4): Likewise.
6020 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6021 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6022 (ashldi3_internal7): Likewise.
6023 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6024 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6025 (anddi3 split): Don't match mask64_operand.
6026 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6027 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6028 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6029 't' splitter predicate.
6030 (movdi_internal64 + 2): Revert 2005-06-11 change.
6032 2005-08-31 DJ Delorie <dj@redhat.com>
6034 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6035 (m32c_asm_integer): Add support for 32 bit pointers.
6037 2005-08-31 Richard Henderson <rth@redhat.com>
6039 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6040 component-like references for setting MEM_NOTRAP_P.
6042 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6043 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6045 2005-08-31 Richard Henderson <rth@redhat.com>
6047 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6048 into a pseudo before applying gen_lowpart.
6050 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6052 * doc/install.texi (Specific): Update cctools version required
6053 for full functionality.
6054 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6055 linkers as -macosx_version_min.
6057 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6060 * sh.c (print_operand, %R and %S): Add handling of floating point
6061 registers, memory, constants and invalid operands.
6063 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6065 * ipa-pure-const.c: Change dump name.
6067 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6070 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6071 to "reg_or_0_operand".
6072 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6074 2005-08-31 Dale Johannesen <dalej@apple.com>
6076 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6077 loops that count down.
6079 2005-08-31 Richard Henderson <rth@redhat.com>
6082 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6083 (fixup_eh_region_note): New.
6084 (reload_as_needed): Call it.
6085 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6086 don't call find_many_sub_basic_blocks; call verify_flow_info.
6087 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6088 (keep_stack_depressed): Likewise.
6089 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6091 2005-08-31 Richard Henderson <rth@redhat.com>
6093 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6096 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6098 * expr.c (expand_expr_real_1): Compare size of address
6099 mode to target's address mode size in deciding expansion of
6100 the constant address.
6102 2005-08-31 Richard Guenther <rguenther@suse.de>
6105 * expr.c (all_zeros_p): New function.
6106 (expand_expr_real_1): Handle the case of an all-zero
6107 non-addressable constructor separately.
6109 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6111 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6112 arguments, adjust all callers.
6113 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6115 2005-08-30 Richard Henderson <rth@redhat.com>
6118 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6119 whenever the mode sizes match.
6121 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6123 * calls.c (load_register_parameters): Fix comment typo.
6124 * expr.c (emit_push_insn): Comment formatting.
6126 2005-08-30 Ian Lance Taylor <ian@airs.com>
6128 * config/i386/x-cygwin (host-cygwin): Change dependency from
6129 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6131 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6133 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6136 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6139 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6140 call to ggc_collect.
6142 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6145 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6146 beginning. Remove $(INCLUDES) from all the rules, if following
6147 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6149 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6152 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6153 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6154 not constant, but maxlen is, don't set len to maxlen, rather
6155 set maxlen to len if len is a constant.
6157 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6159 PR tree-optimization/23475
6160 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6163 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6165 Fix PR middle-end/22455
6167 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6168 Checksum only the parts of the tree that exist for the tree code.
6170 2005-08-28 Dale Johannesen <dalej@apple.com>
6172 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6174 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6176 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6178 2005-08-28 Richard Henderson <rth@redhat.com>
6180 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6181 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6184 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6187 * builtins.c (get_memory_rtx): Don't strip nops
6188 in between COMPONENT_REFs.
6190 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6193 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6195 (gimplify_modify_expr): Check for zero sized types and gimplify the
6196 rhs and lhs as statements.
6198 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6201 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6202 state for return address column of signal frames.
6204 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6207 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6208 bytes >= 2 not bytes == 2.
6209 (expand_block_move): Same.
6211 2005-08-27 Richard Guenther <rguenther@suse.de>
6214 * config/i386/sse.md (sse2_movsd): Add missing closing
6217 2005-08-27 Paul Brook <paul@codesourcery.com>
6219 * genrecog.c (enum decision_type): Add DT_num_insns.
6220 (struct decision_test): Add u.num_insns.
6221 (add_to_sequence): Add DT_num_insns test.
6222 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6223 (write_cond, debug_decision_2): Ditto.
6224 (change_state): Assume peep2_next_insn never fails.
6225 Remove "afterward" argument.
6226 (write afterward, write_tree): Update to match.
6227 * recog.c (peep2_current_count): New variable.
6228 (peep2_next_insn): Check it.
6229 (peephole2_optimize): Set peep2_current_count.
6230 * recog.h (peep2_current_count): Declare.
6232 2005-08-26 Josh Conner <jconner@apple.com>
6235 * ipa-pure-const.c (check_tree): Check for volatile-ness
6236 when considering a dereference.
6238 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6240 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6242 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6244 PR rtl-optimization/23561
6245 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6246 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6247 at most LEN bytes long memory fits into the field.
6248 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6249 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6250 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6252 2005-08-26 Richard Henderson <rth@redhat.com>
6255 * loop.c (biased_biv_may_wrap_p): New.
6256 (maybe_eliminate_biv_1): Use it to suppress non-equality
6257 comparison transformations. Delete disabled code.
6259 2005-08-26 Ian Lance Taylor <ian@airs.com>
6261 * combine.c (make_extraction): Avoid reference outside object.
6263 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6265 * stor-layout.c (finalize_type_size): Restore behaviour for
6266 non-aggregate types to the status quo ante of the patch for
6267 pr 23467. Document why it matters.
6269 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6272 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6273 array by one element, initialize the BT_LAST element with NULL.
6275 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6277 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6278 optimizing for size.
6280 (compare_plus_eqsi): Same.
6281 (plus_eqsi_compare): Same.
6282 (neg_eq0<mode>): Same.
6283 (neg_eq<mode>): Same.
6285 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6288 2005-08-26 Nick Clifton <nickc@redhat.com>
6290 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6291 TARGET_EP is not defined.
6292 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6293 TARGET_EP is enabled.
6294 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6295 * config/v850/v850.md (save_all_interrupt): Only use the EP
6296 register if TARGET_EP is defined.
6297 (restore_all_interrupt): Likewise.
6298 * config/v850/lib1funcs.asm: Update functions so that the EP
6299 register is only used if __EP__ is defined.
6301 2005-08-26 David Ung <davidu@mips.com>
6303 * config/mips/mips.c (mips_expand_prologue): Handle case when
6304 generating for MIPS16 and the outgoing argument area is more than
6305 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6308 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6310 * config/crx/crx.md: Make doloop_end pattern usage controllable
6311 via mloop-nesting=<max-nesting> command line switch. Make sure
6312 the combiner cannot use doloop_end_<mode> in an illegal way.
6313 * config/crx/crx.c: Use regs up to r6 for argument passing.
6314 Refine crx_address_cost (non cst4 displacements are expensive).
6315 * config/crx/crx.opt: Add switch for mloop-nesting=.
6317 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6319 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6320 (UNSPEC_MVST): New constant.
6322 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6324 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6325 Reject operands containing eliminable registers.
6326 * testsuite/gcc.dg/20050825-1.c: New testcase.
6328 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6329 Jan Hubicka <jh@suse.cz>
6331 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6333 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6335 PR tree-optimization/23546
6336 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6339 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6341 * params.def (PARAM_MIN_SPEC_PROB): New.
6342 * sched-rgn.c (MIN_PROBABILITY): Delete.
6343 (compute_trg_info): Convert to PARAM_VALUE.
6344 * doc/invoke.texi (param): Document min-spec-prob.
6346 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6348 * config/darwin.h: define __PIC__
6349 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6350 TARGET_OS_CPP_BUILTINS macro.
6352 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6354 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6357 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6359 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6361 * cfghooks.c (duplicate_block): Added position where to place
6362 new block as argument.
6363 * cfghooks.h (duplicate_block): Declaration changed.
6364 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6366 * cfglayout.h (copy_bbs): Declaration changed.
6367 * cfgloop.h (loop_version): Declaration changed.
6368 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6369 position to copy_bbs.
6370 (loop_version): Pass position to duplicate_loop_to_header_edge.
6371 Add place_after argument and position new blocks according to
6373 * modulo-sched.c (sms_schedule): Pass place_after argument
6375 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6376 * tree-cfg.c (split_edge_bb_loc): New function.
6377 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6378 to determine position of new blocks.
6379 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6381 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6382 argument to duplicate_block.
6383 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6384 Pass position to copy_bbs.
6386 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6388 * fold-const.c (ptr_difference_const): Use
6389 cst_and_fits_in_hwi instead of host_integerp.
6391 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6393 * config/darwin.c (gen_pic_offset): New.
6394 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6397 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6399 PR tree-optimization/23486
6400 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6402 2005-08-23 Phil Edwards <phil@codesourcery.com>
6404 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6405 remove use_collect2.
6406 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6408 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6409 configuration files to override the default value.
6411 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6412 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6413 * config/vx-common.h: New file, split out from...
6414 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6415 * config/vxworksae.h: New file, for VxWorks AE.
6416 * config/vxworks.opt: New file.
6417 * config/vxlib.c: Update for VxWorks 6.
6419 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6420 other MULTILIB_* variables appropriately.
6421 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6422 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6423 * config/rs6000/vxworks.h: Update for VxWorks 6.
6424 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6426 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6429 * config/darwin.c (machopic_select_section): Remove the hack to
6430 mark "::operator new" and "::operator delete" for coalescing
6431 even though they are not weak.
6433 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6435 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6436 * configure: Regenerate.
6438 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6441 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6443 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6444 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6447 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6449 * config/rs6000/predicates.md (equality_operator): New.
6450 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6451 comparison with a large constant.
6453 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6455 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6457 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6459 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6460 registers is even, and we have a hardware double precision fp,
6462 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6463 size of current argument when checking if argument was passed in
6466 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6469 * stor-layout.c (finalize_type_size): Dont override
6470 existing alignment with a smaller alignment from the mode.
6472 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6474 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6475 * lambda.h (lambda_vector_lexico_pos): ... here.
6476 * tree-data-ref.c (build_classic_dist_vector): Return false when
6477 the distance vector is lexicographically negative.
6479 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6481 PR tree-optimization/23511
6482 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6483 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6485 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6487 PR tree-optimization/22043
6488 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6489 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6490 If ALLOW_FLEXARR, handle types ending with flexible array member.
6491 Pass false as second argument to recursive count_type_elements calls.
6492 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6493 argument to count_type_elements call.
6494 * tree-sra.c (decide_block_copy): Likewise.
6495 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6496 for a constant-sized object, set cleared as well. Pass true as
6497 second argument to count_type_elements call.
6499 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6502 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6503 from legitimate_small_data_p, and make global. Update use.
6504 Remove forward declaration.
6505 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6507 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6509 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6511 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6512 of scratch intermediates.
6513 (eq<mode>_compare): Same.
6514 (neg_eq0<mode>): New.
6515 (neg_eq<mode>): Convert to define_insn_and_split.
6517 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6520 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6521 stdarg functions, set/clear the fp marker even when no variable
6523 * config/rs6000/sysv4.opt (mprototype): Describe.
6525 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6527 PR rtl-optimization/23478
6528 * regs.h (reg_info): Add throw_calls_crossed.
6529 (REG_N_THROWING_CALLS_CROSSED): Define.
6530 * flow.c (allocate_reg_life_data): Initialize
6531 REG_N_THROWING_CALLS_CROSSED.
6532 (propagate_one_insn, attempt_auto_inc): Update
6533 REG_N_THROWING_CALLS_CROSSED.
6534 * global.c (global_alloc): Don't allocate pseudos across
6535 calls that may throw.
6537 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6540 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6541 value is inbetween the range if we did not find an exact match.
6543 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6545 * doc/invoke.texi (Option Summary): Add ms1 options.
6546 * doc/extend.texi: Document interrupt handler attribute for ms1.
6547 * doc/md.texi: Document ms1 constraints.
6548 * config.gcc: Add ms1-*-elf.
6549 * config/ms1/ms1.h: New.
6550 * config/ms1/ms1.c: New.
6551 * config/ms1/ms1.md: New.
6552 * config/ms1/ms1-protos.h: New.
6553 * config/ms1/ABI.txt: New.
6554 * config/ms1/crti.asm: New.
6555 * config/ms1/crtn.asm: New.
6556 * config/ms1/lib2extra-funcs.c: New.
6557 * config/ms1/t-ms1: New.
6558 * config/ms1/ms1.opt: New.
6560 2005-08-22 Ira Rosen <irar@il.ibm.com>
6562 * config/rs6000/altivec.md (xorv4sf3): New.
6563 (negv4sf2, neg<mode>2): Likewise.
6565 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6568 * config/ia64/ia64.md (divsi3): Check divide by zero.
6569 (udivsi3): Likewise.
6571 (udivdi3): Likewise.
6573 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6575 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6576 up to elem_bitsize bits, not max_bitsize.
6578 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6580 PR tree-optimization/23433
6581 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6582 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6584 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6586 PR tree-optimization/23434
6587 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6588 the iteration bound is not an INTEGER_CST.
6590 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6592 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6593 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6594 NULL if need_epilog_adjust is false.
6595 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6596 Case 3 always peels first itration, not just for PLUS case, and no need
6597 to use scalar_initial_def here. Create an epilog adjustment only if
6598 scalar_initial_def is not NULL.
6600 (vectorizable_reduction): Remove assert.
6602 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6605 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6606 (__moddi3): Likewise.
6607 (__udivdi3): Likewise.
6608 (__umoddi3): Likewise.
6609 (__divsi3): Likewise.
6610 (__modsi3): Likewise.
6611 (__udivsi3): Likewise.
6612 (__umodsi3): Likewise.
6614 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6616 * tree-pass.h (TDF_GRAPH): Define.
6617 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6618 * passes.c (finish_optimization_passes): Only call
6619 finish_graph_dump_file if TDF_GRAPH is set.
6620 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6621 NULL. Set TDF_GRAPH bit.
6622 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6624 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6626 * arm.h (arm_stack_offsets): Add locals_base field.
6627 * arm.c (arm_get_frame_offsets): Compute it.
6628 (thumb_compute_initial_elimination offset): Make the Thumb frame
6629 pointer point to the base of the local variables.
6630 (thumb_expand_prologue): Update accordingly.
6631 (thumb_expand_epilogue): Likewise.
6633 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6634 mode of clobbered scratch to DImode. Handle a case that's known to
6637 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6639 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6640 (gt0<mode>_compare): Delete.
6641 (neg_gt0<mode>): Delete.
6643 2005-08-19 Eric Christopher <echristo@apple.com>
6645 * optabs.h: Change CTI_ to COI_.
6648 2005-08-19 James E Wilson <wilson@specifix.com>
6650 * builtins.c (expand_builtin_return_addr): Set
6651 current_function_accesses_prior_frames when count != 0. Use
6652 frame_pointer_rtx when count == 0.
6653 * function.h (struct function): Add accesses_prior_frames field.
6654 (current_function_accesses_prior_frames): Define.
6655 * reload1.c (init_elim_table): Check
6656 current_function_accesses_prior_frames.
6657 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6659 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6661 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6662 indicator. Return true if the flowgraph changed during
6665 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6668 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6669 conditional expression before testing its value.
6671 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6673 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6675 2005-08-19 Devang Patel <dpatel@apple.com>
6677 PR tree-optimization/23048
6678 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6679 third parameter. Check whether latch is dominated by exit
6681 (if_convertible_loop_p): Supply exit block itself to
6682 if_convertible_bb_p.
6684 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6687 * arm.md (arm_load_pic_register): Change argument to the mask of
6688 saved registers. Call thumb_find_work_register if we need a
6689 scratch register on Thumb.
6690 (arm_expand_prologue): Pass empty register set to
6691 arm_load_pic_register.
6692 (thumb_expand_prologue): Pass live_regs_mask directly to
6693 arm_load_pic_register.
6694 * arm-protos.h (arm_load_pic_register): Update prototype.
6696 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6698 * sh.c (find_sole_member): New function.
6699 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6700 if the record's alignment is larger than the size of its only member.
6702 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6705 * arm.c (thumb_legitimize_reload_address): New function.
6706 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6707 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6709 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6711 * config/crx/crx.c: Implement crx_decompose_address. Reject
6712 symbolic displacements since CRX register relative adressing
6713 mode can't handle unsigned 32-bit values as displacements.
6714 * config/crx/crx.h: Simplify definitions, remove redundant
6715 parenthesis and obsolete macros.
6716 * config/crx/crx.opt: Add new switch for debugging addresses.
6717 * config/crx/crx-protos.h: Add new declarations for above.
6719 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6722 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6725 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6727 * collect2.c (dup2): Delete.
6728 * configure.ac: Don't check for dup2.
6730 * config.in, configure: Regenerate.
6732 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6734 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6735 record with the type of its only member.
6737 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6739 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6740 define_insn_and_split.
6741 (plus_ltu<mode>_compare): Same.
6742 (gtu<mode>_compare): Same.
6743 (plus_gtu<mode>_compare): Same.
6745 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6747 PR tree-optimization/22228
6748 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6750 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6751 are recorded in vect_vnames_to_rename for renaming.
6752 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6753 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6754 in vect_vnames_to_rename.
6755 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6756 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6758 2005-08-18 Jan Hubicka <jh@suse.cz>
6761 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6762 info only for local statics, not for member variables.
6764 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6766 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6768 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6770 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6772 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6775 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6777 2005-08-17 James E Wilson <wilson@specifix.com>
6779 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6782 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6784 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6785 (leu<mode>_compare): Same.
6786 (plus_leu<mode>): Same.
6787 (neg_leu<mode>): Same.
6788 (and_neg_leu<mode): Same.
6789 (ltu<mode>_compare): Same.
6790 (plus_ltu<mode>): Same.
6792 (geu<mode>_compare): Same.
6793 (plus_geu<mode>): Same.
6794 (neg_geu<mode>): Same.
6795 (and_neg_geu<mode>): Same.
6796 (plus_gt<mode>): Same.
6797 (gtu<mode>_compare): Same.
6798 (plus_gtu<mode>): Same.
6800 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6802 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6803 Move call_table_data to end. Delete spurious .text.
6804 (callt_save_all_interrupt): Fix comment typo.
6806 2005-08-17 James E Wilson <wilson@specifix.com>
6807 Kevin Winchester <winchester@amirix.com>
6810 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6812 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6815 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6816 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6818 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6820 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6821 record with the type of its only member if the modes don't match.
6823 * varasm.c (decode_reg_name): Skip empty additional register names.
6825 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6827 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6828 lsm_tmp_name_length): New.
6829 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6830 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6832 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6833 Andreas Krebbel <krebbel1@de.ibm.com>
6835 * config.gcc: Added z9-109 switch.
6836 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6837 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6838 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6839 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6840 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6841 for "z9_109" cpu attribute.
6842 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6843 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6844 (s390_handle_arch_option): Added z9-109 switch.
6845 (override_options): Set respective cost function for z9-109.
6846 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6847 (legitimate_reload_constant_p): Accept extended immediates.
6848 (print_operand): Three new output modifiers added: k, m and o.
6849 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6850 (s390_output_mi_thunk): Use extended immediate when possible.
6851 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6852 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6853 (CONSTRAINT_LEN): Added length of O constraint.
6854 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6855 * config/s390/s390.md ("cpu"): New value z9_109 added.
6856 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6857 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6858 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6859 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6860 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6861 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6862 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6863 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6864 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6865 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6866 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6867 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6868 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6869 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6870 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6872 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6873 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6874 insns for TARGET_EXTIMM.
6876 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6878 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6880 2005-08-17 Nick Clifton <nickc@redhat.com>
6882 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6883 Call default_encode_section_info.
6885 2005-08-17 Steven Bosscher <stevenb@suse.de>
6887 PR tree-optimization/21574
6888 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6889 constant, return CONSTANT.
6890 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6891 (ccp_fold, visit_assignment): Likewise.
6892 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6894 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6896 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6897 fold_buildN instead of buildN then fold_initializer or fold.
6898 (build_unary_op): Likewise.
6899 (build_binary_op): Likewise.
6900 * fold-const.c (fold_initializer): Remove.
6901 (fold_build1_initializer): New function.
6902 (fold_build2_initializer): New function.
6903 (fold_build3_initializer): New function.
6904 * tree.h (fold_initializer): Remove.
6905 (fold_build1_initializer): New function.
6906 (fold_build2_initializer): New function.
6907 (fold_build3_initializer): New function.
6909 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6911 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6912 (try_move_mult_to_index): Call fold_build2 instead of build2.
6913 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6914 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6915 fold_binary_to_constant.
6916 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6918 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6919 check if A == gcd (A, B). Remove TYPE argument.
6920 (analyze_offset) Use fold_build2 instead of fold (build.
6921 (create_data_ref): Likewise.
6922 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6923 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6926 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6928 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6929 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6931 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6934 * gimplify.c (zero_sized_type): New function.
6935 (gimplify_modify_expr_rhs): If we have a zero sized type,
6936 replace the statement with an empty statement.
6938 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6940 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6943 2005-08-16 Ian Lance Taylor <ian@airs.com>
6945 * doc/tm.texi (Label Output): Correct typo.
6947 2005-08-16 Steven Bosscher <stevenb@suse.de>
6950 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6951 force_operand will work later on using have_insn_for.
6953 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6955 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6957 2005-08-16 Ian Lance Taylor <ian@airs.com>
6960 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6961 vector type, don't try to construct it element by element. Add an
6962 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6964 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6966 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6968 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6970 * doc/invoke.texi (Precompiled Headers): Document some more options
6971 which are known to be safe.
6973 2005-08-16 James E Wilson <wilson@specifix.com>
6975 PR tree-optimization/21105
6976 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6977 TREE_OVERFLOW check.
6979 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6981 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6982 (neg_ltu<mode>): Same.
6984 (neg_gtu<mode>): Same.
6986 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6988 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6989 (fold_builtin_isdigit): Use fold_buildN.
6990 (build_function_call_expr): Likewise.
6991 * c-typeck.c (c_finish_loop): Likewise.
6993 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6994 Richard Shann <rshann@superh.com>
6996 PR middle-end/20396:
6997 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6999 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7001 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7003 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7006 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7007 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7010 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7013 * fold-const.c (build_range_check): Disable optimization for function
7014 pointer expressions on targets that require function pointer
7017 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7019 * simplify-rtx.c (simplify_const_relational_operation): When
7020 extracting arguments of a COMPARE, recompute the mode as well.
7022 2005-08-15 Ian Lance Taylor <ian@airs.com>
7024 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7026 2005-08-15 DJ Delorie <dj@redhat.com>
7028 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7030 (movsi_splittable): Allow, but split, moves to the stack.
7031 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7034 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7036 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7037 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7038 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7040 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7041 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7042 Delete HOST_PTR_PRINTF.
7044 * configure, config.in: Regenerate.
7046 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7048 * config/rs6000/rs6000.md (QHSI): New mode macro.
7049 (wd): Extend mode attr for QImode and HImode
7050 (dbits): New mode attr.
7051 (zero_extend<mode>di2): Convert to mode macro.
7053 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7056 * doc/invoke.texi (-mgnu-ld): Update description.
7059 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7062 * Makefile.in (tree-chrec.o): Depends on real.h.
7063 * tree-chrec.c: Include real.h.
7064 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7065 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7066 * tree-scalar-evolution.c (add_to_evolution_1,
7067 interpret_rhs_modify_expr): Ditto.
7069 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7072 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7073 step is negative compute the estimation from init downwards to zero.
7075 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7077 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7079 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7081 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7083 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7084 Accept double-word constants that can be split.
7085 * config/s390/s390.md ("movti"): Use 'P' constraint.
7086 ("*movdi_31", "*movdf_31"): Likewise.
7088 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7090 Fix PR tree-optimization/22615
7092 * tree-ssa-structalias.c (solution_set_add): Handle
7093 first_vi_for_offset returning NULL.
7094 (do_da_constraint): Ditto.
7095 (do_sd_constraint): Ditto.
7096 (do_ds_constraint): Ditto
7097 (find_func_aliases): Ditto.
7098 (build_constraint_graph): RHS is allowed be ANYTHING.
7099 (first_vi_for_offset): Return NULL if we couldn't find anything at
7102 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7104 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7105 over memory as first operand.
7107 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7110 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7111 available for setting it.
7113 2005-08-14 Ira Rosen <irar@il.ibm.com>
7115 PR tree-optimization/23320
7116 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7117 data-refs' types instead of base object nullness. Add check for
7118 pointer type data-refs before first location comparison. Remove
7121 2005-08-14 Andreas Schwab <schwab@suse.de>
7123 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7125 2005-08-13 James E Wilson <wilson@specifix.com>
7127 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7128 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7129 -fstack-protector-all, --param ssp-buffer-size): Document.
7130 (-Wvariadic-macros): Alphabetize.
7131 (-fsched-stalled-insns-dep): Add missing 'f'.
7133 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7136 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7138 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7139 or indirect address operand.
7140 (EXTRA_ADDRESS_CONSTRAINT): New.
7141 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7143 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7145 PR tree-optimization/22236
7146 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7147 successors and predecessors.
7148 * tree-chrec.c (chrec_convert): Before converting, check that
7149 sequences don't wrap.
7150 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7151 (analyze_array): Extern.
7152 (find_data_references_in_loop): Remove call to
7153 compute_estimated_nb_iterations.
7154 * tree-data-ref.h (analyze_array): Declared.
7155 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7156 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7157 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7158 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7160 * tree-ssa-loop-ivcanon.c: Fix documentation.
7161 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7162 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7163 (infer_loop_bounds_from_undefined): New.
7164 (estimate_numbers_of_iterations_loop): Use
7165 infer_loop_bounds_from_undefined.
7166 (used_in_pointer_arithmetic_p): New.
7167 (scev_probably_wraps_p): Pass an extra parameter. Call
7168 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7169 (convert_step): Fix documentation.
7170 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7171 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7172 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7173 scev_probably_wraps_p.
7175 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7177 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7178 (s390_register_info): Ignore clobbered_regs information for fixed
7179 registers, and only fixed registers.
7180 (s390_init_frame_layout): Remove redundant call.
7182 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7184 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7185 description of -Wold-style-casts.
7187 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7188 Jakub Jelinek <jakub@redhat.com>
7190 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7191 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7192 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7193 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7194 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7195 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7196 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7197 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7198 ("stack_protect_set", "stack_protect_test"): New expanders.
7199 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7200 "stack_protect_testdi"): New insn definitions.
7202 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7204 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7206 2005-08-12 Paul Brook <paul@codesourcery.com>
7208 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7210 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7212 * config/s390/predicates.md (setmem_operand): New predicate.
7213 (shift_count_operand): Accept ANDs with special constants as
7215 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7216 with special constants.
7217 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7218 shift_count_operand with setmem_operand.
7220 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7222 * config/s390/s390.c (s390_extract_part, s390_single_part):
7224 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7225 (s390_output_mi_thunk): Don't use lg on 31 bit.
7226 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7227 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7229 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7231 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7232 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7233 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7234 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7235 with one of the new macros.
7237 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7239 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7240 Don't set save_return_addr_p.
7241 (s390_register_info): Make clobbered_regs not depending on
7244 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7246 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7247 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7249 2005-08-11 James E. Wilson <wilson@specifix.com>
7251 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7253 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7255 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7256 locations gathered by var-tracking in single entry loc_list
7257 over loc_descriptor_from_tree.
7259 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7260 pass it down to loc_descriptor.
7261 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7262 (containing_function_has_frame_base): Move earlier in the file.
7263 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7264 instead of always assuming fbreg can't be used.
7266 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7268 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7269 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7270 Accept address wrapped in AND for Altivec.
7271 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7272 Strip AND wrapping offset address for Altivec.
7274 2005-08-11 Richard Henderson <rth@redhat.com>
7277 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7278 before using TYPE_IS_SIZETYPE.
7280 2005-08-11 Richard Henderson <rth@redhat.com>
7283 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7284 insn types not present on ev4.
7285 (alphaev5_insn_pipe): Similarly.
7287 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7290 * arm.c (arm_override_options): If the user has selected callee-super-
7291 interworking, then enable normal interworking.
7293 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7295 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7298 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7300 * doc/rtl.texi: Fix two typos.
7302 2005-08-11 Richard Guenther <rguenther@suse.de>
7305 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7306 cases where we call to/from functions returning void.
7308 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7311 * tree.c (build_pointer_type_for_mode): Robustify.
7313 2005-08-10 James E Wilson <wilson@specifix.com>
7315 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7316 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7318 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7321 2005-08-10 Eric Christopher <echristo@apple.com>
7323 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7324 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7327 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7330 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7331 for the high part when generating dynamic-no-pic code.
7333 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7335 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7336 (x86_64-*-linux*): Likewise.
7338 * config/i386/crtfastmath.c: New file.
7339 * config/i386/t-crtfm: Likewise.
7341 * config/i386/linux.h (ENDFILE_SPEC): New.
7342 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7344 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7347 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7349 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7350 (vec_shl, vec_shr): Document new operations.
7351 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7353 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7355 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7356 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7357 change predicate to indexed_or_indirect_address.
7359 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7361 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7362 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7363 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7364 and __aeabi_uwrite8.
7365 * config/arm/unaligned-funcs.c: New file.
7366 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7368 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7370 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7372 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7373 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7375 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7376 * final.c (pass_shorten_branches): Add dump.
7377 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7378 (pass_life): Rename dump.
7379 (rest_of_handle_flow2): Remove initial verify_flow_info.
7380 * function.c (pass_instantiate_virtual_regs): Add dump.
7381 * integrate.c (pass_initial_value_sets): Add dump.
7382 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7383 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7384 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7385 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7386 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7387 gate_rtl_unrool_and_peel_loops): New.
7388 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7389 rtl_doloop): Do not look at flags.
7390 * mode-switching.c (pass_mode_switching): Add dump.
7391 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7392 pass_split_before_regstack): Add dump.
7393 * regmove.c (pass_stack_adjustments): Add dump.
7394 * tree-optimize.c (pass_fixup_cfg): Add dump.
7396 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7399 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7400 deciding which instruction sequence to use.
7402 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7404 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7405 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7407 2005-08-09 Richard Guenther <rguenther@suse.de>
7409 * c-common.c (builtin_function_2): Remove.
7410 (def_builtin_1): New function.
7411 (c_common_nodes_and_builtins): Use def_builtin_1 to
7412 build builtin functions.
7414 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7416 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7417 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7418 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7421 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7423 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7424 fold_binary instead of fold_build2 since we don't care about the
7426 (loop_niter_by_eval): Likewise.
7427 (compare_trees): Likewise.
7428 (proved_non_wrapping_p): Likewise.
7430 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7434 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7435 if the if is really empty.
7437 2005-08-09 Steven Bosscher <stevenb@suse.de>
7439 PR tree-optimization/23234
7440 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7441 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7442 argument of the new enum.
7443 (execute_cse_reciprocals): Add reciprocals for function arguments
7444 on the unique successor edge of the entry block. Update other calls
7445 to execute_cse_reciprocals_1.
7447 2005-08-08 Richard Henderson <rth@redhat.com>
7450 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7452 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7454 * expr.c (write_complex_part): Return after handling MEM.
7456 2005-08-08 Josh Conner <jconner@apple.com>
7458 PR rtl-optimization/23241
7459 * combine.c (simplify_comparison): Fix error in determining
7460 whether to lift a subreg from comparison.
7462 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7465 * config/rs6000/altivec.md (vec_init<mode>): New.
7466 (vec_set<mode>): New.
7467 (vec_extract<mode>): New.
7468 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7469 (rs6000_expand_vector_set): New.
7470 (rs6000_expand_vector_extract): New.
7471 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7472 for Altivec modes before reload.
7473 (altivec_expand_vec_init_builtin): New.
7474 (get_element_number): New.
7475 (altivec_expand_vec_set_builtin): New.
7476 (altivec_expand_vec_ext_builtin): New.
7477 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7479 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7481 * config/rs6000/rs6000.h (rs6000_builtins): Add
7482 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7483 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7484 * config/rs6000/rs6000-protos.h: Declare new functions.
7486 2005-08-08 Jan Hubicka <jh@suse.cz>
7488 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7489 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7490 * i386.md (movdi*): Use pic_32bit_operand.
7491 * predicates.md (pic_32bit_operand): New.
7493 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7496 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7498 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7500 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7501 (test_for_singularity): Use fold_build2.
7503 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7505 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7507 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7509 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7510 (COMMON_ASM_OP) Define.
7511 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7512 (ix86_encode_section_info): Likewise.
7513 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7514 SUBTARGET_ENCODE_SECTION_INFO.
7516 2005-08-06 Richard Henderson <rth@redhat.com>
7519 * tree-nested.c (convert_local_reference): Save and restore val_only
7520 around component_ref and friends. Clear walk_subtrees by default.
7522 2005-08-06 Peter O'Gorman <peter@pogma.com>
7525 * gcc.c (process_command): Check the argument to -b has a dash.
7526 * doc/invoke.texi: Update -b and -V docs.
7528 2005-08-06 James E Wilson <wilson@specifix.com>
7530 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7532 2005-08-06 Michael Matz <matz@suse.de>
7534 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7535 member only if only one insn is associated with the value.
7537 2005-08-06 Nick Clifton <nickc@redhat.com>
7539 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7541 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7542 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7543 Check symbol flags instead of symbol name mangling.
7544 (xstormy16_asm_output_aligned_common): Likewise. Also
7545 simplify code since the bss100_section cass is the only case
7546 where the below100 code will be triggered.
7547 (xstormy16_encode_section_info): Encode below100 attribute
7548 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7550 (xstormy16_strip_name_encoding): Delete - this function is no
7552 (TARGET_STRIP_NAME_ENCODING): Undefine.
7553 * config/stormy16/stormy16-protos.h: Delete prototype for
7554 xstormy16_strip_name_encoding.
7556 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7558 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7559 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7560 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7561 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7562 config/alpha/predicates.md, config/arc/arc.h,
7563 config/arm/arm.h, config/arm/ieee754-df.S,
7564 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7565 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7566 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7567 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7568 config/m68hc11/m68hc11.h, config/mips/mips.c,
7569 config/mips/mips.h, config/mips/openbsd.h,
7570 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7571 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7572 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7573 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7574 config/sparc/linux.h, config/sparc/linux64.h,
7575 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7576 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7577 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7578 typos. Follow spelling conventions.
7580 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7583 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7584 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7585 specially. Check for side effects only for COND_EXPR.
7586 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7587 return with TREE_NO_WARNING.
7589 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7591 PR rtl-optimization/23233
7592 * loop.c (combine_movables): Require the modes to be the same.
7593 (move_movables): Remove handling of cases where the replacement
7594 had a different mode to the original.
7596 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7598 PR tree-optimization/23128
7599 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7600 subtraction wrap, and set TREE_OVERFLOW if they do.
7602 2005-08-05 Richard Henderson <rth@redhat.com>
7605 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7606 FORCED_LABEL labels.
7608 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7611 * reload.c (find_reloads_subreg_address): Pass down TYPE
7612 unchanged. Change all callers except find_reloads_toplev.
7614 2005-08-05 Michael Matz <matz@suse.de>
7616 * genattrtab.c (current_alternative_string): Remove.
7617 (SIMPLIFY_ALTERNATIVE): Ditto.
7618 (attr_alt_bit_p): Ditto.
7619 (alternative_name): Make const char *.
7620 (evaluate_eq_attr): Remove use of above things.
7621 (simplify_test_exp): Ditto.
7622 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7623 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7625 2005-08-04 James E Wilson <wilson@specifix.com>
7627 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7628 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7629 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7630 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7631 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7633 2005-08-04 Richard Henderson <rth@redhat.com>
7636 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7637 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7638 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7639 if we'd have to instantiate too many members.
7641 2005-08-04 Richard Henderson <rth@redhat.com>
7644 * tree-outof-ssa.c (coalesce_asm_operands): New.
7645 (coalesce_ssa_name): Use it. Split out ...
7646 (coalesce_phi_operands, coalesce_result_decls): ... these.
7648 2005-08-04 Paul Brook <paul@codesourcery.com>
7650 * read-rtl.c (read_quoted_string): Break if EOF.
7652 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7654 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7655 (fold_build2): Likewise.
7656 (fold_build3): Likewise.
7657 (fold_build1_stat): New function prototype.
7658 (fold_build2_stat): Likewise.
7659 (fold_build3_stat): Likewise.
7660 * fold-const.c (fold_build1): Rename to ..
7661 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7662 through to build1_stat.
7663 (fold_build2): Rename to ..
7664 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7665 through to build2_stat.
7666 (fold_build3): Rename to ..
7667 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7668 through to build3_stat.
7670 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7671 Ian Lance Taylor <ian@airs.com>
7673 * function.c (assign_stack_local_1): Do not correct stack slot
7674 address if allocation size is smaller than mode size.
7676 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7679 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7680 (tree_merge_blocks): Propagate anything allowed by
7682 Clarify documentation.
7683 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7684 SSA form, schedule an update if necessary.
7686 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7688 * doc/install.texi (Binaries): Remove broken link to
7689 Sinix/Reliant Unix binaries.
7691 2005-08-03 Richard Henderson <rth@redhat.com>
7694 * function.c (stack_protect_epilogue): Export.
7695 * tree.h (stack_protect_epilogue): Declare.
7696 * calls.c (expand_call): Call it.
7698 2005-08-03 Eric Christopher <echristo@apple.com>
7700 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7701 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7704 2005-08-04 Jan Hubicka <jh@suse.cz>
7706 * profile.c (branch_prob): Split edges with goto locus on them
7707 to get proper line counts.
7708 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7710 2005-08-03 Paul Brook <paul@codesourcery.com>
7712 * function.c (assign_parms): Round current_function_args_size
7713 to PARM_BOUNDARY, not STACK_BOUNDARY.
7715 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7717 * config/i386/i386.c (x86_elf_aligned_common)
7718 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7720 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7722 PR tree-optimization/23157
7723 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7724 before emitting them.
7726 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7728 PR tree-optimization/19899
7729 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7730 * tree-scalar-evolution.c: Include real.h.
7731 (add_to_evolution): Build constant -1 of correct type.
7733 2005-08-03 Jan Hubicka <jh@suse.cz>
7735 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7736 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7737 profile updating for complette unrolling.
7738 * loop-unroll.c (peel_loop_completely): Use it.
7739 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7740 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7743 2005-08-03 Paul Brook <paul@codesourcery.com>
7745 * combine.c (can_change_dest_mode): New function.
7746 (try_combine, simplify_set): Use it.
7748 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7750 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7753 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7755 * doc/install.texi (Specific): Adjust link to openavr.org.
7756 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7757 (Binaries): Adjust HP-UX Porting Center link.
7758 (Binaries): Adjust Free Software Foundation ordering link.
7760 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7762 * convert.c (convert_to_integer): Use fold_build1 instead of
7763 build1 when converting an integer to an integer.
7765 2005-08-02 Richard Henderson <rth@redhat.com>
7767 * combine.c (combine_instructions): Don't use reg_equal/equiv
7768 results if the mode doesn't match.
7770 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7772 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7773 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7775 2005-08-02 Richard Henderson <rth@redhat.com>
7778 * explow.c (memory_address): Remove special-case for
7779 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7781 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7784 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7785 number of calls to cleanup_tree_cfg_1.
7787 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7789 * doc/invoke.texi: document file extensions .F90 and .F95
7791 2005-08-02 Richard Guenther <rguenther@suse.de>
7793 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7794 positive if its first argument is positive.
7796 2005-08-02 Richard Guenther <rguenther@suse.de>
7798 PR tree-optimization/23177
7799 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7802 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7804 PR tree-optimization/23129
7805 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7806 varying for divisions with anti-ranges.
7808 2005-08-02 Jan Hubicka <jh@suse.cz>
7810 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7811 * tree-ssa-threadupdate.c (thread_block): Add it here.
7813 2005-08-01 James E Wilson <wilson@specifix.com>
7815 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7816 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7817 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7819 * config/mips/predicates.md (const_call_insn_operand): Add check for
7820 SYMBOL_REF_LONG_CALL_P.
7821 * doc/extend.texi (long_call): Document the new attribute.
7823 2005-08-01 Ian Lance Taylor <ian@airs.com>
7824 Richard Henderson <rth@redhat.com>
7826 * Makefile.in (RTL_BASE_H): Add real.h.
7827 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7829 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7831 * rtl.c (rtl_check_failed_code_mode): New.
7832 * rtl.h (struct rtx_def): Add u.rv.
7833 (XCMWINT, XCNMPRV): New.
7834 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7835 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7837 2005-08-01 Richard Henderson <rth@redhat.com>
7839 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7840 with auto-inc codes.
7842 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7844 2005-08-01 Jan Hubicka <jh@suse.cz>
7846 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7847 * i386.c: Include dwarf2.h
7848 (asm_preferred_eh_data_format): New.
7849 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7851 2005-08-01 Ian Lance Taylor <ian@airs.com>
7853 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7854 randomize_va_space for virtual address randomization control.
7856 2005-08-01 Steven Bosscher <stevenb@suse.de>
7858 * common.opt (flag_ipa_cp): Put in right place to maintain
7861 2005-08-01 Jan Hubicka <jh@suse.cz>
7863 * profile.c (compute_value_histograms): Fix thinko.
7864 * value-prof.c: Include toplev.h
7865 (check_counter): New function.
7866 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7867 tree_mod_subtract_transform): Add sanity check.
7869 2005-08-01 Richard Guenther <rguenther@suse.de>
7871 PR tree-optimization/23133
7872 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7873 current functions parameter decls to find defs to cse
7876 2005-08-01 Richard Guenther <rguenther@suse.de>
7878 PR tree-optimization/23109
7879 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7880 If trapping math is in effect, use post-dominator information
7881 to check if we'd in any case reach a trapping point before
7882 doing the reciprocal insertion.
7883 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7884 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7885 expressions are invariant only if trapping math is not in effect.
7887 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7889 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7890 cgraph_function_versioning): New declarations.
7891 * cgraphunit.c: Add include to ipa-prop.h.
7892 (update_call_expr, cgraph_copy_node_for_versioning,
7893 cgraph_function_versioning): New functions.
7894 * integrate.c (copy_decl_for_inlining): Remove.
7895 * ipa-prop.h (ipa_replace_map): New struct.
7896 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7897 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7898 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7899 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7900 ipcp_iterate_stage, ipcp_method_scale_print,
7901 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7902 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7903 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7904 ipcp_update_bb_counts, ipcp_update_profiling,
7905 ipcp_update_edges_counts): New functions.
7906 (ipcp_method_cval_init): Remove restriction regarding local methods.
7907 (ipcp_init_stage): Add ipcp_method_compute_scale.
7908 (ipcp_insert_stage): Add versioning.
7909 (ipcp_structures_print): Add ipcp_method_scale_print.
7910 (ipcp_driver): Dump profiling info.
7911 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7912 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7913 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7914 (struct inline_data): Add versioning_p, ipa_info, new fields.
7915 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7916 declare_return_variable): Replace calls to copy_decl_for_inlining with
7918 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7920 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7921 Add argument VERSIONING.
7922 (copy_arguments_for_versioning, copy_static_chain,
7923 function_versionable_p, tree_versionable_function_p,
7924 tree_function_versioning, replace_ref_tree): New functions.
7925 * tree-inline.h: Include varray.h.
7926 (tree_versionable_function_p, tree_function_versioning,
7927 tree copy_decl_for_dup): New declarations.
7929 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7931 * ipa-cp.c: New file. Contains IPCP specific functionality.
7932 * ipa-prop.h: New file. Contains structures/definitions that can be
7933 used by several interprocedural data flow optimizations (and also IPCP).
7934 * ipa-prop.c: New file.
7935 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7936 * common.opt: Add ipa-cp flag.
7937 * timevar.def: Add IPCP optimization.
7938 * tree-optimize.c (init_tree_optimization_passes): Schedule
7940 * tree-pass.h (pass_ipa_cp): Declare.
7942 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7944 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7945 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7946 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7947 config/i386/i386.c, config/mips/mips.h,
7948 config/rs6000/rs6000.h, config/sh/sh.c,
7949 config/stormy16/stormy16.c: Fix comment typos.
7951 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7954 * c-typeck.c (build_binary_op): Use common_type wrapper on
7956 (common_type): Update comment.
7958 2005-07-31 Steven Bosscher <stevenb@suse.de>
7961 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7962 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7963 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7965 2005-07-31 Jan Hubicka <jh@suse.cz>
7967 * pretty-print.h (pp_widest_integer): New macro.
7968 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7971 2005-07-31 Jan Hubicka <jh@suse.cz>
7973 * output.h (enum section_category): Export from varasm.c
7974 (categorize_decl_for_section): Likewise.
7975 * varasm.c (enum section_category): Kill.
7976 (categorize_decl_for_section): Make global.
7977 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7979 * i386.c (ix86_section_threshold): New static variable.
7980 (ix86_in_large_data_p, ix86_encode_section_info,
7981 x86_64_elf_unique_section,
7982 x86_64_elf_select_section): New functions.
7983 (TARGET_ENCODE_SECTION_INFO): Define
7984 (override_options): Enable medium model for PIC.
7985 (ix86_expand_prologue): Expand gen_set_got_rex64.
7986 (legitimate_constant_p): Handle new UNSPECs.
7987 (legitimate_pic_address_disp_p): Likewise.
7988 (legitimize_pic_address): Lower MEDIUM model addressing.
7989 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7990 (enum cmodel): Add MEDIUM_PIC.
7991 (SYMBOL_REF_FAR_ADDR_P): New macro.
7992 (SYMBOL_FLAG_FAR_ADDR): New flag.
7993 * i386.md (movdi): Support medium model.
7994 (set_got_rex64): New pattern.
7995 * i386.opt (mlarge-data-threshold): New flag.
7996 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7997 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7998 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7999 TARGET_ASM_UNIQUE_SECTION): New.
8001 * invoke.texi (-mlarge_data_threshold): Document
8003 2005-07-31 Jan Hubicka <jh@suse.cz>
8005 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8006 (coalesce_vars): Likewise.
8007 * tree-ssa-live.c (coalesce_cost): New.
8008 (build_tree_conflict_graph): Use coalesce_cost.
8009 * tree-ssa-live.h (coalesce_cost): Declare.
8011 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8013 * arm.md (all peepholes for post-increment operations): Delete.
8014 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8015 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8016 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8017 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8018 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8020 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8022 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8025 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8028 * doc/invoke.texi: Document -rdynamic.
8030 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8033 * c-parser.c (c_parser_parms_list_declarator): Call
8034 mark_forward_parm_decls.
8035 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8036 decls with visibility structure.
8038 2005-07-30 Paul Brook <paul@codesourcery.com>
8040 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8042 2005-07-30 Paul Brook <paul@codesourcery.com>
8044 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8046 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8048 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8050 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8053 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8054 nested function declarators.
8055 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8056 (grokparms): Call warn_if_shadowing for parameters used within the
8058 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8059 not used within the parameter list.
8060 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8062 2005-07-30 Jan Hubicka <jh@suse.cz>
8064 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8065 * i386.c (ix86_fixup_binary_operands): Likewise.
8066 (ix86_expand_unary_operator): Likewise.
8067 (ix86_expand_fp_absneg_operator): Likewise.
8068 * optabs.c (expand_vec_cond_expr): Validate dest.
8070 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8073 * real.c (real_from_string): Also set last bit if there is a
8074 nonzero hex digit beyond GCC's internal precision after ".".
8076 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8078 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8079 define_constants. Change duplicate values to unassigned numbers.
8080 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8081 (*altivec_vspltsf): New.
8082 (altivec_vperm_v4sf): Delete.
8083 (altivec_vperm_<mode>): Use mode macro V.
8084 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8085 (altivec_predicate_v4sf): Delete.
8086 (altivec_predicate_<mode>): Use mode macro V.
8087 (*altivec_lvesfx): New.
8088 (*altivec_stvesfx): New.
8089 (vec_realign_load_v4sf): Delete.
8090 (vec_realign_load_<mode>): Use mode macro V.
8091 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8094 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8097 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8099 * configure: Regenerated.
8101 2005-07-29 Paul Brook <paul@codesourcery.com>
8103 * doc/install.texi: Add link to GFortran binaries wiki page.
8105 2005-07-29 David Ung <davidu@mips.com>
8107 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8108 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8109 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8110 * config/mips/mips.md (cpu): Add 5kf name.
8111 (includes): Includes 5k.md.
8112 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8113 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8116 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8119 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8120 (cleanup_tree_cfg): ... here.
8121 Call cleanup_tree_cfg_1 until there are no more cleanups to
8124 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8126 * tree-vrp.c (compare_range_with_value): Return true or false
8127 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8128 EQ_EXPR respectively.
8130 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8132 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8135 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8137 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8138 (tree_ssa_dominator_optimize): Increment it.
8139 (dump_dominator_optimization_stats): Print it.
8141 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8142 Steven Bosscher <stevenb@suse.de>
8144 PR rtl-optimization/23117
8145 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8146 when head == tail. Tidy comment.
8148 2005-07-28 Richard Henderson <rth@redhat.com>
8150 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8151 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8152 * jump.c (rtx_renumbered_equal_p): Likewise.
8153 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8154 CONST_INT and CONST_DOUBLE.
8155 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8156 * reload.c (operands_match_p): Special case CONST_INT and
8157 CONST_DOUBLE; check mode earlier.
8159 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8162 * c-typeck.c (convert_for_assignment): Do not check
8163 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8165 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8168 * c-typeck.c (composite_type): Prefer constant size arrays to
8171 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8174 * real.c (real_from_string): Set last bit if there is a nonzero
8175 hex digit beyond GCC's internal precision.
8177 2005-07-28 Richard Henderson <rth@redhat.com>
8180 * cfgcleanup.c (try_forward_edges): Watch out for end of
8183 2005-07-28 James E Wilson <wilson@specifixinc.com>
8186 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8188 2005-07-28 Jan Hubicka <jh@suse.cz>
8190 * Makefile.in (rtl-profile.o): Kill all traces of it.
8191 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8192 * coverage.h (rtl_coverage_counter_ref): Kill.
8193 * opts.c (flag_speculative_prefetching_set): Kill.
8194 (flag_loop_optimize_set): New.
8195 (common_handle_option): Disable loop optimizer when profiling;
8196 do not handle speculative prefetching.
8197 * passes.c (init_optimization_passes): Replace pass_profiling combo
8198 by branch_prob pass.
8199 * profile.c (compute_value_histograms): Update for simplified value
8201 (rtl_register_profile_hooks): Kill.
8202 (pass_profiling): Kill.
8203 (rest_of_handle_branch_prob): Do not profile.
8204 * toplev.c (process_options): Remove speculative prefetching.
8205 * toplev.h (flag_tree_based_profiling): Kill.
8206 * tree-profile.c (prepare_instrumented_value,
8207 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8208 tree_gen_one_value_profiler, do_tree_profiling): Update for
8209 simplified datastructures.
8210 * value-prof.c: Add comment that speculative prefetching was dropped;
8211 update rest of file for simplified datastructures.
8212 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8213 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8214 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8215 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8216 rtl_mod_subtract, gen_speculative_prefetch,
8217 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8218 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8219 (gate_handle_value_profile_transformations,
8220 rest_of_handle_value_profile_transformations,
8221 pass_value_profile_transformations): Kill.
8222 * value-prof.h (histogram_value_t): Remove IL based unions.
8223 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8224 rtl_profile_hooks): Remove hooks.
8226 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8228 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8229 (cgraph_clone_node): Likewise.
8230 * cgraph.h (cgraph_clone_edge): Update prototype.
8231 (cgraph_clone_node): Likewise.
8232 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8234 (lookup_recursive_calls): Consider profile.
8235 (cgraph_decide_recursive_inlining): Fix updating; use new
8236 probability argument; use profile.
8237 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8238 * tree-inline.c (copy_bb): Update clal of clone_edge.
8239 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8241 * invoke.texi (min-inline-recursive-probability): Document.
8243 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8245 * doc/install.texi (Configuration): Update Valgrind homepage.
8247 2005-07-28 Richard Henderson <rth@redhat.com>
8250 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8251 labels we want to delete.
8252 (cfg_layout_merge_blocks): Likewise.
8254 2005-07-28 Richard Henderson <rth@redhat.com>
8257 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8258 when expanding to nothing.
8260 2005-07-28 Josh Conner <jconner@apple.com>
8262 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8263 (cgraph_decide_inlining_of_small_functions): Likewise.
8265 2005-07-28 Josh Conner <jconner@apple.com>
8267 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8268 direction of badness if negative.
8269 (cgraph_default_inline_p): Add reason to parameters, and assign it
8271 (cgraph_decide_inlining_of_small_functions): New parameter in call
8272 to cgraph_default_inline_p.
8273 (cgraph_decide_inlining_incrementally): Likewise.
8274 * cgraphunit.c (decide_is_function_needed): Likewise.
8275 * cgraph.h (cgraph_default_inline_p): Likewise.
8277 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8279 * builtins.c: Fix comment typo(s).
8280 * genautomata.c: Likewise.
8281 * gimplify.c: Likewise.
8282 * tree-dfa.c: Likewise.
8283 * tree-flow-inline.h: Likewise.
8284 * tree-into-ssa.c: Likewise.
8285 * tree-ssa-alias.c: Likewise.
8286 * tree-ssa-ccp.c: Likewise.
8287 * tree-ssa-copy.c: Likewise.
8288 * tree-ssa-dce.c: Likewise.
8289 * tree-ssa-dom.c: Likewise.
8290 * tree-ssa-operands.c: Likewise.
8291 * tree-tailcall.c: Likewise.
8292 * tree-vectorizer.c: Likewise.
8293 * tree-vrp.c: Likewise.
8296 2005-07-28 Jeff Law <law@redhat.com>
8298 * tree-vrp.c (test_for_singularity): Extracted from ...
8299 (simplify_cond_using_ranges): Attempt to simplify a relational
8300 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8302 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8304 PR tree-optimization/22506
8305 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8306 phis whose argument is constant.
8308 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8310 PR rtl-optimization/18992
8311 Back out this patch:
8312 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8313 PR optimization/12142
8314 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8315 uses of the register in the SET_SRC. Remove unnecessary argument.
8317 Replace it with this:
8318 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8319 if flag_non_call_exceptions is set and the insn may trap, pass
8320 pc_rtx as dest for recursion.
8321 In SET_SRC part of SET case, if dest is already set, pass it down
8324 2005-07-28 Jan Hubicka <jh@suse.cz>
8326 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8327 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8328 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8330 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8331 profile when available.
8333 2005-07-28 Jan Beulich <jbeulich@novell.com>
8335 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8336 (ia64_print_operand): Describe and handle 'X'.
8337 (ia64_register_move_cost): Also handle FP_REGS.
8338 (ia64_preferred_reload_class): Likewise.
8339 (ia64_secondary_reload_class): Likewise.
8340 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8341 it. Also check for ITANIUM_CLASS_FLDP.
8342 * config/ia64/ia64.h (FP_REGNO_P): New.
8343 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8344 (reg_class): Add FP_REGS.
8345 (REG_CLASS_NAMES): Adjust for it.
8346 (REG_CLASS_CONTENTS): Likewise.
8347 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8348 (REG_CLASS_FROM_LETTER): Handle 'x'.
8349 (CLASS_MAX_NREGS): Handle FP_REGS.
8350 (MEMORY_MOVE_COST): Likewise.
8351 * config/ia64/ia64.md (itanium_class): Add fldp.
8352 (type): Handle fldp.
8353 (movti_internal): More allowable operand combinations. Use ldfp8 when
8354 splitting unnecessary. Remove predicable attribute. Adjust
8355 itanium_class attribute.
8356 (smuldi3_highpart): Remove outdated comment.
8357 (mulditi3, umulditi3, rotlti3): New expanders.
8358 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8359 (absti2): Disabled new insn for future reference.
8360 Respective new splitters.
8361 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8362 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8363 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8365 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8367 PR rtl-optimization/23047
8368 * simplify-rtx.c (simplify_const_relational_operation): Respect
8369 flag_wrapv for comparisons with ABS.
8371 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8373 PR tree-optimization/22493
8374 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8375 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8377 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8379 * config/frv/frv.opt (moptimize-membar): New.
8381 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8383 * config/frv/frv.h: Remove machine_function definition.
8385 * config/frv/frv.c (struct frv_io): New.
8386 (struct machine_function): Moved from frv.h. Add has_membar_p.
8387 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8388 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8389 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8390 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8391 (frv_reorg): Call frv_optimize_membar when appropriate.
8392 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8393 (frv_expand_builtin): Adjust calls accordingly.
8394 (frv_io_address_cookie): New function.
8395 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8396 load or store rather than a special insn. Add ccnstant address and
8397 io-type operands to the membar.
8398 (frv_ifcvt_modify_tests): Unsign regno.
8399 (frv_ifcvt_modify_tests): Same.
8401 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8402 UNSPEC_OPTIONAL_MEMBAR constant.
8403 (builtin_read_<mode>): Delete.
8404 (builtin_write_<mode>): Delete.
8405 ("optional_membar_<mode>"): Add operand.
8407 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8408 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8409 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8410 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8411 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8412 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8413 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8414 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8415 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8417 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8419 * df.c (df_uses_record): Handle SCRATCH.
8421 2005-07-28 Steven Bosscher <stevenb@suse.de>
8424 * passes.c (rest_of_decl_compilation): If decl is a type and
8425 we have encountered errors, don't emit debug information.
8427 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8429 * params.def: Fixed comment.
8431 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8434 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8435 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8436 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8438 2005-07-27 Steven Bosscher <stevenb@suse.de>
8441 * varasm.c (assemble_start_function): Don't do anything that may
8442 require a CFG if the current function is a thunk.
8444 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8446 * doc/install.texi (Prerequisites): Mention that perl is needed
8447 to do export control in libstdc++ targetting Darwin.
8449 2005-07-27 Steven Bosscher <stevenb@suse.de>
8451 PR rtl-optimization/17808
8452 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8453 (sched_insns_conditions_mutex_p): Split out from...
8454 (add_dependence): ...here. But don't call it from here.
8455 (add_dependence_list): Check sched_insns_conditions_mutex_p
8456 before calling add_dependence.
8457 (add_dependence_list_and_free): Likewise.
8458 (fixup_sched_groups): Likewise.
8459 (sched_analyze_1): Likewise.
8460 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8461 (sched_analyze): Likewise.
8462 (sched_analyze_insn): Likewise.
8463 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8464 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8465 dependencies on all COND_EXEC insns to jumps ending basic blocks
8466 when doing intrablock scheduling.
8467 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8469 2005-07-27 Jeff Law <law@redhat.com>
8471 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8472 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8473 equivalency sets, correctly handle the case were vr0 has an
8474 equivalency set, but vr1 does not.
8476 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8478 PR tree-optimization/23073
8479 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8480 vect_print_dump_info before fprintf.
8482 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8484 PR tree-optimize/22348
8485 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8486 Fold the partial computation.
8488 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8490 PR tree-optimization/22325
8491 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8493 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8495 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8496 (force_var_cost): ... this function.
8497 (compute_phi_arg_on_exit): Export.
8499 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8501 PR tree-optimization/20773
8502 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8505 2005-07-27 Richard Guenther <rguenther@suse.de>
8507 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8508 Avoid pushing again if current struct contains only
8509 fields we decomposed.
8511 2005-07-27 Jan Hubicka <jh@suse.cz>
8513 PR tree-optimization/22574
8514 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8517 * tree-tailcall.c (decrease_profile): New function.
8518 (eliminate_tail_call): Use it.
8520 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8521 visibility flags correctly in whole program mode.
8523 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8525 PR rtl-optimization/22472
8526 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8528 2005-07-26 Steven Bosscher <stevenb@suse.de>
8530 PR tree-optimization/22504
8531 * tree-complex.c (expand_complex_addition): Use 'code' instead
8532 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8534 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8536 * config.gcc (cpu_type): Add frv case.
8537 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8538 (supported_defaults): Add fr550 case.
8540 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8543 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8544 whether a pointer of type T * may point to objects of type T *.
8546 2005-07-26 DJ Delorie <dj@redhat.com>
8548 * configure: Regenerate.
8550 2005-07-26 Dale Johannesen <dalej@apple.com>
8552 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8554 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8556 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8557 Clarify use of "build" in name.
8559 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8561 * doc/extend.texi (Raw read/write Functions): New section.
8562 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8563 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8564 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8565 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8566 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8567 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8568 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8569 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8570 * config/frv/frv.c: Add bdesc_loads global.
8571 Add bdesc_stores global.
8572 (frv_init_builtins): Add support for __builtin_{read/write}*.
8573 (frv_volatile_memref): New.
8574 (frv_expand_load_builtin): New.
8575 (frv_expand_store_builtin): New.
8576 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8577 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8578 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8579 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8580 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8581 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8582 (builtin_read_<mode>): New.
8583 (builtin_write_<mode>): New.
8584 (builtin_write64): New.
8585 (optional_membar_<mode>): New.
8587 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8589 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8590 (rather than units) against HOST_BITS_PER_WIDE_INT.
8592 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8594 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8595 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8596 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8597 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8600 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8601 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8602 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8604 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8606 2005-07-26 Richard Guenther <rguenther@suse.de>
8608 PR tree-optimization/22486
8609 * fold-const.c (fold_unary): Fold away useless component
8610 references of the form (T *)&T.x, if the address
8613 2005-07-25 James E Wilson <wilson@specifixinc.com>
8615 * dwarf2out.c (add_call_src_coords_attributes): New.
8616 (gen_inlined_subroutine_die): Call it.
8617 (maybe_emit_file, init_file_table): Add comments.
8618 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8620 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8621 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8622 * tree.h (BLOCK_SOURCE_LOCATION): New.
8623 (struct tree_block): New field locus.
8625 2005-07-26 Andreas Schwab <schwab@suse.de>
8627 PR rtl-optimization/23043
8628 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8629 when allocating a struct unoccr.
8631 2005-07-25 Richard Henderson <rth@redhat.com>
8634 * tree-complex.c (gate_no_optimization): True if errors.
8635 * Makefile.in (tree-complex.o): Update dependencies.
8637 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8639 * config/frv/predicates.md (integer_register_operand): Use
8642 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8645 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8647 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8649 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8651 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8652 types when flag_unsafe_math_optimizations is true.
8654 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8656 * gcc.c (option_map): Add --sysroot.
8657 (process_command): Handle --sysroot.
8658 (display_help): Document it.
8659 * doc/cppopts.tex (-isysroot): Document.
8660 * doc/invoke.texi (--sysroot): Document.
8661 * doc/install.texi (--with-build-sysroot): Document.
8663 * Makefile.in (inhibit_libc): New variable.
8664 (INHIBIT_LIBC_CFLAGS): Likewise.
8665 (LIBGCC2_CFLAGS): Include
8666 $(INHIBIT_LIBC_CFLAGS).
8667 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8668 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8669 ($(T)crtend.o): Likewise.
8670 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8671 ($(T)crtendS.o): Likewise.
8672 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8673 ($(T)crtendT.o): Likewise.
8674 (stmp-fixinc): Do not complain about missing headers if
8676 * configure.ac (inhibit_libc): Set it to true/false.
8677 (--with-build-sysroot): New option. Use it to set
8679 * configure: Regenerated.
8681 2005-07-25 Manfred Hollstein <mh@suse.com>
8683 * calls.c (store_one_arg): Fix unsigned comparison warning.
8685 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8688 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8689 (ggc_print_statistics): Initialize variable before use.
8691 2005-07-25 Richard Guenther <rguenther@suse.de>
8693 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8694 calling with a PHI_NODE argument.
8696 * tree-flow-inline.h (overlap_subvar): Protect against
8699 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8701 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8702 * configure: Regenerate.
8704 2005-07-25 Ira Rosen <irar@il.ibm.com>
8706 * expr.c (highest_pow2_factor): Make extern.
8707 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8708 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8709 record_array_differ_p, array_ptr_differ_p): Likewise.
8710 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8711 additional cases. Call the above functions.
8712 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8713 base_object_differ_p when there are two base objects. Otherwise, compare
8714 base address and offset. Call may_alias_p.
8715 (dump_data_reference): Use a correct field name.
8716 (analyze_array): Make static. Initialize new data-ref fields.
8717 (analyze_indirect_ref): New function.
8718 (init_data_ref): Initialize new data-ref fields.
8719 (strip_conversion): Moved from tree-vect-analyze.c.
8720 (analyze_offset_expr, get_ptr_offset, address_analysis,
8721 object_analysis): Likewise.
8722 (analyze_offset): New function.
8723 (create_data_ref): Likewise.
8724 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8725 dimensions for ARRAY_REFs only.
8726 (build_classic_dist_vector): Make static.
8727 (access_functions_are_affine_or_constant_p): Call macro to get the
8728 address of access functions.
8729 (compute_all_dependences): Add new parameter
8730 compute_self_and_read_read_dependences. Compute self and read-read
8731 dependences if it is true.
8732 (find_data_references_in_loop): Call create_data_ref. Initialize new
8734 (compute_data_dependences_for_loop): Add new parameter
8735 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8736 compute nb_loops. Call compute_all_dependences,
8737 build_classic_dist_vector and build_classic_dir_vector with correct
8739 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8740 with correct parameters. Compare dimensions for ARRAY_REFs only.
8741 (free_data_refs): Call macro to free access functions.
8742 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8743 fields from stmt_vinfo.
8744 (struct base_object_info): New structure.
8745 (struct data_reference): Move fields to base_object_info. Add fields
8746 first_location and object_info for above structures. Move fields from
8747 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8748 aligned_to. Add macros to access the new fields.
8749 Update functions declarations.
8750 * tree-flow.h (is_aliased_with): Declare.
8751 * tree-loop-linear.c (linear_transform_loops): Call
8752 compute_data_dependences_for_loop with correct parameters.
8753 * tree-ssa-alias.c (is_aliased_with): New function.
8754 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8755 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8756 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8757 vect_base_addr_differ_p, compute_subscript_distance and
8758 build_classic_dist_vector. Add printings. Check absolute value of
8760 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8762 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8763 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8764 to bytes. Add printing.
8765 (vect_compute_data_refs_alignment): Go through loads and stores in one
8767 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8768 vect_analyze_data_ref_access): Likewise.
8769 (vect_analyze_pointer_ref_access): Remove.
8770 (vect_address_analysis, vect_object_analysis): Likewise.
8771 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8772 and analyze data-refs in the loop.
8773 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8774 fields of data-ref instead of stmt. Add init to the offset from the
8776 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8777 (vect_update_init_of_dr): Likewise.
8778 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8779 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8781 (new_loop_vec_info): Initialize new fields.
8782 (destroy_loop_vec_info): Free new fields.
8783 (vect_strip_conversion): Remove.
8784 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8785 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8786 datarefs. Add new field ddrs.
8787 Add macros for the new fields access.
8788 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8789 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8790 Remove their macros.
8791 * tree.h (highest_pow2_factor): Declare.
8793 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8795 * calls.c (store_one_arg): Check for sibling call MEM arguments
8796 from already clobbered incoming argument area.
8798 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8800 * c-common.c (check_missing_format_attribute): New.
8801 * c-common.h (check_missing_format_attribute): Likewise.
8802 * c-typeck.c (convert_for_assignment): Use it.
8804 2005-07-24 Andreas Schwab <schwab@suse.de>
8806 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8807 register use a word move. Correct operand of ext.w in 68000 code.
8809 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8811 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8812 variables as declarations, rather than definitions.
8814 2005-07-24 Ira Rosen <irar@il.ibm.com>
8816 PR tree-optimization/22526
8817 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8820 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8822 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8823 that C99 reserve for future use. Use it to define clog10,
8824 clog10f and clog10l.
8826 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8828 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8829 * configure.ac: Check for -Wmissing-format-attribute.
8831 * configure: Regenerate.
8833 2005-07-23 Richard Henderson <rth@redhat.com>
8835 PR tree-optimization/22623
8836 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8838 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8841 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8843 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8845 * Makefile.in (C_TREE_H): Update dependencies.
8846 * c-tree.h: Include toplev.h.
8847 * diagnostic.h (diagnostic_set_info): Add format attribute.
8848 * rtl-error.c (diagnostic_for_asm): Likewise.
8850 2005-07-23 Chao-ying Fu <fu@mips.com>
8852 * config/mips/mips-dsp.md: New file.
8853 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8854 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8856 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8857 MIPS_BUILTIN_BPOSGE32.
8858 (mips_expand_builtin_direct): Add one parameter to indicate that
8859 builtin functions need to return a value.
8860 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8862 (mips_regno_to_class): Add classes for 12 new DSP registers.
8863 (mips_subword): Change to check four HI registers.
8864 (mips_output_move): Output move to and from 6 new DSP accumulators.
8865 (override_options): Make sure -mdsp and -mips16 are not used together.
8866 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8868 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8870 (print_operand): Add 'q' for printing DSP accumulators.
8871 (mips_cannot_change_mode_class): Check ACC_REGS.
8872 (mips_secondary_reload_class): Check ACC_REGS.
8873 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8874 (mips_register_move_cost): Check ACC_REGS.
8875 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8876 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8877 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8878 (dsp_bdesc): New array.
8879 (bdesc_arrays): Add DSP builtin function table.
8880 (mips_prepare_builtin_arg): Check predicate again after
8882 (mips_expand_builtin): Add one more parameter to
8883 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8884 MIPS_BUILTIN_BPOSGE32.
8885 (mips_init_builtins): Initialize new function types.
8886 (mips_expand_builtin_direct): Check if builtin functions need to
8887 return a value and pass operands properly.
8888 (mips_expand_builtin_bposge): New function.
8889 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8890 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8891 (FIRST_PSEUDO_REGISTER): Increase to 188.
8892 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8893 Update for 12 new DSP registers.
8894 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8895 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8896 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8897 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8898 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8899 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8900 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8901 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8902 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8903 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8904 (REGISTER_NAMES): Add names for 12 new DSP registers.
8905 * config/mips/mips.md: Include mips-dsp.md.
8906 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8907 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8908 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8909 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8910 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8911 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8912 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8913 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8914 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8915 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8916 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8917 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8918 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8919 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8920 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8921 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8922 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8923 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8924 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8925 (UNSPEC_RDDSP): New constants.
8926 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8927 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8929 * config/mips/mips.opt (-mdsp): New option.
8930 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8931 (reg_imm10_operand): New predicates.
8932 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8933 * doc/invoke.texi (-mdsp): Document new option.
8935 2005-07-22 DJ Delorie <dj@redhat.com>
8937 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8939 * tree-inline.c (inlinable_function_p): Likewise.
8941 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8944 * toplev.c (check_global_declarations): Do not mark undefined
8945 variables as DECL_IGNORED_P.
8946 * varasm.c (first_global_object_name): GTY it.
8947 (weak_global_object_name): Likewise.
8948 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8949 a string to go into {weak,first}_global_object_name.
8951 2005-07-22 DJ Delorie <dj@redhat.com>
8953 * c-format.c (check_function_format): Change warning control
8954 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8956 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8958 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8959 &PTR->FLD a dereference of PTR.
8960 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8961 a potential dereference of PTR.
8963 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8965 PR rtl-optimization/20370
8966 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8967 call allocate_reg_info if necessary.
8969 PR rtl-optimization/21848
8970 * calls.c (emit_library_call_value_1): For const functions, add
8971 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8973 PR rtl-optimization/22445
8974 * cselib.c (target.h): Include.
8975 (rtx_equal_for_cselib_p): Allow commutative matches.
8976 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8977 Remove MODE parameter. Changed all callers.
8979 PR rtl-optimization/22258
8980 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8982 (try_combine): Use likely_spilled_retval_p.
8984 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8986 * config.gcc: Add crx-elf support.
8988 * doc/contrib.texi: Mention crx.
8989 * doc/extend.texi: Document crx extensions.
8990 * doc/install.texi: Document crx install.
8991 * doc/invoke.texi: Document crx options.
8992 * doc/md.texi: Document crx constraints.
8994 * config/crx/crx-protos.h: New file.
8995 * config/crx/crx.c: New file.
8996 * config/crx/crx.h: New file.
8997 * config/crx/crx.md: New file.
8998 * config/crx/crx.opt: New file.
8999 * config/crx/t-crx: New file.
9001 2005-07-22 Manfred Hollstein <mh@suse.com>
9003 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9005 (int_add_graph_edge): Likewise.
9006 (collapse_nodes): Likewise.
9007 (process_unification_queue): Likewise.
9009 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9010 Laurent GUERBY <laurent@guerby.net>
9012 PR tree-optimization/22336
9013 * function.c (record_block_change): Check for
9014 cfun->ib_boundaries_block.
9016 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9018 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9019 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9021 2005-07-21 DJ Delorie <dj@redhat.com>
9023 * toplev.c (warn_deprecated_use): Add warning control to warning
9025 * c-typeck.c (parser_build_binary_op): Likewise.
9026 (c_finish_if_stmt): Likewise.
9027 * c-common.c (check_function_sentinel): Likewise.
9028 (check_nonnull_arg): Likewise.
9030 2005-07-21 Richard Henderson <rth@redhat.com>
9033 * tree-complex.c (complex_ssa_name_components): New.
9034 (cvc_lookup): Allow entry not found.
9035 (create_components): Remove.
9036 (create_one_component_var, get_component_var): New.
9037 (get_component_ssa_name, set_component_ssa_name): New.
9038 (extract_component): Use get_component_ssa_name.
9039 (update_complex_components): Use set_component_ssa_name.
9040 (update_complex_components_on_edge): Likewise.
9041 (update_phi_components): Create new PHI nodes directly, instead
9042 of adding insns to edges.
9043 (tree_lower_complex): Allocate and free complex_variable_components
9044 and complex_ssa_name_components here.
9046 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9048 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9049 revert to returning false.
9051 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9054 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9056 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9059 * config/i386/i386.md (cmpxf): Change operand constraints
9060 to "nonmemory_operand".
9062 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9064 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9066 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9069 * fold-const.c (fold_build1): Add checksum for the operands.
9070 (fold_build2): Likewise.
9071 (fold_build3): Likewise.
9073 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9076 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9078 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9080 * common.opt (-fforward-propagate): Committed by mistake,
9083 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9085 * reg-stack.c: Fix comment typo(s).
9086 * tree-ssa-operands.c: Likewise.
9087 * tree-vectorizer: Likewise.
9089 2005-07-21 Nick Clifton <nickc@redhat.com>
9091 * config/sh/symbian.c: Replace C++ style line comments with C
9092 style line comments.
9093 (symbian_add_attribute): Do not use a ? operator on the LHS of
9095 (sh_symbian_handle_dll_attribute): Change the type of the
9096 method vector to "VEC(tree,gc)*" and use vector accessor
9097 macros to walk over the elements.
9098 (symbian_export_vtable_and_rtti_p): Likewise.
9099 (symbian_class_needs_attribute_p): Likewise.
9101 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9104 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9105 initialize targetm.resolve_overloaded_builtin here.
9106 (altivec_expand_overloaded_builtin): Make it non-static.
9107 * config/rs6000/rs6000-protos.h
9108 (altivec_expand_overloaded_builtin): New prototype.
9109 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9110 targetm.resolve_overloaded_builtin here.
9111 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9113 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9114 Zdenek Dvorak <dvorakz@suse.cz>
9116 PR tree-optimization/19210
9117 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9119 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9120 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9121 rely on unproven assumptions.
9122 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9123 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9124 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9125 to number_of_iterations_exit.
9126 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9127 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9128 * tree-ssa-loop-niter.c (find_loop_niter,
9129 estimate_numbers_of_iterations_loop): Likewise.
9130 (number_of_iterations_exit): Honor the new options.
9131 * doc/invoke.texi (Wunsafe-loop-optimizations,
9132 funsafe-loop-optimizations): Document them.
9134 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9136 PR rtl-optimization/22167
9137 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9139 2005-07-20 Adam Nemet <anemet@lnxw.com>
9141 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9142 __do_global_dtors_aux longcall.
9144 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9146 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9147 (old_special_pred_table): Don't reference
9148 SPECIAL_MODE_PREDICATES.
9149 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9150 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9151 * config/sh/predicates.h: Don't mention
9152 SPECIAL_MODE_PREDICATES.
9153 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9156 2005-07-20 DJ Delorie <dj@redhat.com>
9158 * config.gcc: Add m32c-elf support.
9160 * doc/contrib.texi: Mention m32c.
9161 * doc/extend.texi: Document m32c extensions.
9162 * doc/install.texi: Mention m32c.
9163 * doc/invoke.texi: Document m32c options.
9164 * doc/md.texi: Document m32c constraints.
9166 * config/m32c/addsub.md: New file.
9167 * config/m32c/bitops.md: New file.
9168 * config/m32c/cond.md: New file.
9169 * config/m32c/jump.md: New file.
9170 * config/m32c/m32c-lib1.S: New file.
9171 * config/m32c/m32c-lib2.c: New file.
9172 * config/m32c/m32c-modes.def: New file.
9173 * config/m32c/m32c-pragma.c: New file.
9174 * config/m32c/m32c-protos.h: New file.
9175 * config/m32c/m32c.abi: New file.
9176 * config/m32c/m32c.c: New file.
9177 * config/m32c/m32c.h: New file.
9178 * config/m32c/m32c.md: New file.
9179 * config/m32c/m32c.opt: New file.
9180 * config/m32c/minmax.md: New file.
9181 * config/m32c/mov.md: New file.
9182 * config/m32c/muldiv.md: New file.
9183 * config/m32c/predicates.md: New file.
9184 * config/m32c/prologue.md: New file.
9185 * config/m32c/shift.md: New file.
9186 * config/m32c/t-m32c: New file.
9188 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9190 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9191 (stack_protect_set, stack_protect_test): New expanders.
9192 (stack_protect_set_si, stack_protect_set_si_media,
9193 stack_protect_set_di_media, stack_protect_test_si,
9194 stack_protect_test_si_media, stack_protect_test_di_media):
9197 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9199 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9201 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9203 * tree.h (tree_expr_nonzero_p): Export.
9204 * fold-const.c (tree_expr_nonzero_p): Likewise.
9205 Return true for CALL_EXPRs that are alloca calls.
9206 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9208 * tree-flow.h (expr_computes_nonzero): Remove.
9209 * tree-vrp.c (expr_computes_nonzero): Remove.
9210 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9211 (extract_range_from_unary_expr): Likewise.
9212 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9213 tree_expr_nonzero_p.
9215 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9217 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9218 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9219 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9220 All callers changed.
9221 (frame_related_constant_load): New arg "related" which controls
9222 setting of RTX_FRAME_RELATED_P. All callers changed.
9223 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9224 (bfin_expand_prologue): Add stack limit checking.
9225 * config/bfin/bfin.md (trapifcc): New pattern.
9227 * config/bfin/bfin.c: Include "langhooks.h".
9228 (def_builtin): Go through lang_hooks to call builtin_function.
9230 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9231 * config/bfin/predicates.md (symbol_ref_operand): New.
9232 (call_insn_operand): Delete. All callers changed to use
9233 register_no_elim_operand.
9234 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9236 (function_arg): Use it to generate the call's operand 2.
9237 (bfin_longcall_p): New function.
9238 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9239 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9240 determine if the address needs to be in a REG.
9241 (bfin_handle_longcall_attribute): New function.
9242 (bfin_attribute_table): Add "longcall" and "shortcall".
9243 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9244 (CUMULATIVE_ARGS): New member call_cookie.
9245 (PREDICATE_CODES): Add symbol_ref_operand.
9246 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9247 extra USE to the pattern.
9248 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9249 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9250 sibcall_value_insn; now the new patterns handle direct calls and the
9251 old ones indirect calls.
9252 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9254 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9256 * doc/trouble.texi: Update section on handling of empty loops.
9258 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9260 * config.gcc: Remove support for sparc-*-openbsd*,
9261 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9263 * config.host: Remove support for i860-*-sysv4* as a host.
9264 * config/i860/*, config/ip2k/*, config/ns32k/*,
9265 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9266 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9267 mention obsolete ports.
9269 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9271 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9273 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9274 of frame_pointer_rtx.
9275 (sh_expand_epilogue): Likewise.
9276 (sh_set_return_address): Likewise.
9277 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9278 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9279 offsets from FRAME_POINTER_REGNUM.
9280 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9281 (sh_register_names): Add initializer for sfp.
9282 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9283 (VALID_REGISTER_P): Likewise.
9284 (FIRST_PSEUDO_REGISTER): Update.
9285 (DWARF_FRAME_REGISTERS): Define.
9286 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9287 (HARD_FRAME_POINTER_REGNUM): Define.
9288 (FRAME_POINTER_REGNUM): Redefine.
9289 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9290 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9291 from FRAME_POINTER_REGNUM.
9292 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9293 FRAME_POINTER_REGNUM.
9294 (REG_CLASS_CONTENTS): Add sfp.
9295 (REG_ALLOC_ORDER): Likewise.
9296 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9297 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9298 of frame_pointer_rtx.
9299 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9301 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9303 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9304 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9305 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9307 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9310 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9312 Make CONSTRUCTOR use VEC to store initializers.
9313 * c-common.c (complete_array_type): Update to cope with VEC in
9315 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9316 (pp_c_constructor_elts): New function.
9317 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9318 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9319 struct constructor_stack, struct initializer_stack,
9320 constructor_elements, push_init_level, pop_init_level,
9321 add_pending_init, find_init_member, output_init_element): Update to
9322 cope with VEC in CONSTRUCTOR_ELTS.
9323 * coverage.c (build_fn_info_value, build_ctr_info_value,
9324 build_gcov_info): Likewise.
9325 * expr.c (categorize_ctor_elements_1, store_constructor,
9326 expand_expr_real_1): Likewise.
9327 * fold-const.c (fold_ternary): Likewise.
9328 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9329 gimplify_init_constructor, gimplify_expr): Likewise.
9330 * tree-dump.c (dequeue_and_dump): Likewise.
9331 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9333 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9335 * tree-sra.c (generate_element_init_1): Likewise.
9336 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9337 * tree-ssa-operands.c (get_expr_operands): Likewise.
9338 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9339 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9340 (get_initial_def_for_reduction): Likewise.
9341 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9342 value handle in annotations.
9343 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9344 tree_node_structure): Add support for constr_kind.
9345 (build_vector_from_ctor, build_constructor_single,
9346 build_constructor_from_list): New functions.
9347 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9348 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9349 Update to cope with VEC in CONSTRUCTOR_ELTS.
9350 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9351 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9352 CONSTRUCTOR_APPEND_ELT): New macros.
9353 (struct constructor_elt, struct tree_constructor): New data types.
9354 (union tree_node): Add tree_constructor field.
9355 * treestruct.def: Define TS_CONSTRUCTOR.
9356 * varasm.c (const_hash_1, compare_constant, copy_constant,
9357 compute_reloc_for_constant, output_addressed_constants,
9358 initializer_constant_valid_p, output_constant,
9359 array_size_for_constructor, output_constructor): Update to cope with
9360 VEC in CONSTRUCTOR_ELTS.
9361 * vec.h (VEC_empty, VEC_copy): New macros.
9363 2005-07-19 Devang Patel <dpatel@apple.com>
9365 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9367 2005-07-19 Richard Henderson <rth@redhat.com>
9370 * gimplify.c (gimplify_expr): Use main variant type for the temp
9371 destination for a discarded volatile read.
9372 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9373 casts between non-void types that change volatility.
9375 2005-07-15 DJ Delorie <dj@redhat.com>
9377 * toplev.h: Add comment about the first parameter for warning().
9378 * errors.h: Likewise.
9380 * c.opt (Wpragmas): New.
9381 * doc/invoke.texi: Document it.
9383 * function.c (do_warn_unused_parameter): Add warning control to
9385 * c-decl.c (warn_if_shadowing): Likewise.
9386 * c-lex.c (cb_def_pragma): Likewise.
9387 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9388 (pop_alignment): Likewise.
9389 (handle_pragma_pack): Likewise.
9390 (apply_pragma_weak): Likewise.
9391 (handle_pragma_weak): Likewise.
9392 (handle_pragma_redefine_extname): Likewise.
9393 (add_to_renaming_pragma_list): Likewise.
9394 (handle_pragma_extern_prefix): Likewise.
9395 (maybe_apply_renaming_pragma): Likewise.
9396 (handle_pragma_visibility): Likewise.
9398 * config/c4x/c4x-c.c (BAD): Likewise.
9399 (c4x_parse_pragma): Likewise.
9400 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9401 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9402 (rs6000_pragma_longcall): Likewise.
9403 * config/v850/v850-c.c (pop_data_area): Likewise.
9404 (ghs_pragma_section): Likewise.
9405 (ghs_pragma_section): Likewise.
9406 (ghs_pragma_interrupt): Likewise.
9407 (ghs_pragma_starttda): Likewise.
9408 (ghs_pragma_startsda): Likewise.
9409 (ghs_pragma_startzda): Likewise.
9410 (ghs_pragma_endtda): Likewise.
9411 (ghs_pragma_endsda): Likewise.
9412 (ghs_pragma_endzda): Likewise.
9414 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9415 Kenneth Zadeck <zadeck@naturalbridge.com>
9417 * Makefile.in: Removed tree-promote-statics.c
9418 * tree-promote-statics.c: Removed.
9419 * common.opt: Removed flag-promote-statics.
9421 * passes.c: Removed tree-promote-statics pass.
9422 * tree-pass.h: Ditto.
9423 * timevar.def: Removed TV_PROMOTE_STATICS.
9426 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9428 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9430 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9432 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9435 * c-common.c (check_function_arguments): Call
9436 'check_function_format' if either -Wformat or
9437 -Wmissing-format-attribute are specified.
9438 * c-format.c (check_function_format): Check -Wformat before
9439 calling 'check_format_info'.
9440 * c-opts.c (c_common_post_options): Don't warn for
9441 -Wmissing-format-attribute without -Wformat.
9442 * c-typeck.c (convert_for_assignment): Detect additional cases for
9443 -Wmissing-format-attribute.
9444 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9447 2005-07-19 Richard Guenther <rguenther@suse.de>
9449 * config/i386/i386.md (lrint<mode>2): Use temporary
9450 instead of clobbering non-existent memory.
9452 2005-07-19 Nick Clifton <nickc@redhat.com>
9454 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9455 statement to avoid displaying ASCII control characters.
9457 2005-07-19 Ben Elliston <bje@au.ibm.com>
9459 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9460 * cfganal.c (find_edge_index): Ditto.
9461 * combine.c (combine_instructions): Ditto.
9462 * ddg.c (create_scc): Ditto.
9463 (find_successors): Ditto.
9464 (find_predecessors): Ditto.
9465 (find_nodes_on_paths): Ditto.
9466 (longest_simple_path): Ditto.
9467 * flow.c (update_life_info): Ditto.
9468 (count_or_remove_death_notes): Ditto.
9469 (clear_log_links): Ditto.
9470 * modulo-sched.c (generate_reg_moves): Ditto.
9471 (find_max_asap): Ditto.
9472 (find_max_hv_min_mob): Ditto.
9473 (find_max_dv_min_mob): Ditto.
9474 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9475 * sched-rgn.c (extract_edgelst): Ditto.
9476 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9477 (dump_update_ssa): Ditto.
9478 (ssa_names_to_replace) Ditto.
9479 (switch_virtuals_to_full_rewrite): Ditto.
9480 (update_ssa): Ditto.
9481 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9483 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9485 Fix PR tree-optimization/22483
9487 * tree-complex.c (create_components): Use
9488 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9489 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9490 * tree-flow.h (safe_referenced_var_iterator): New structure.
9491 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9492 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9493 safe_referenced_var iterator.
9494 (add_type_alias): Ditto.
9496 2005-07-19 Steven Bosscher <stevenb@suse.de>
9498 * loop-init.c (rest_of_handle_loop2): Remove.
9499 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9500 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9501 (pass_rtl_loop_init, pass_rtl_loop_done,
9502 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9503 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9504 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9505 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9506 pass_tree_loop_done, and pass_tree_unswitch.
9507 (gate_loop): Rename to gate_tree_loop.
9508 * passes.c (init_optimization_passes): Update for renamed tree
9509 loop passes. Add the new loop2 passes as subpasses of loop2.
9510 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9511 Update for the renamed tree loop passes.
9513 2005-07-18 Ian Lance Taylor <ian@airs.com>
9516 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9517 blocks when optimizing.
9519 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9521 * common.opt (frename-registers): Initialize to 2.
9523 (fgcse-after-reload): Ditto.
9524 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9525 (process_options): Only change flag_web, flag_rename_registers,
9526 and flag_rerun_cse_after_loop if not explicitly set by user.
9528 2005-07-18 Jan Beulich <jbeulich@novell.com>
9530 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9531 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9532 in 64-bit mode the same as DImode in 32-bit mode.
9533 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9534 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9535 mode. Add new mode parameter.
9536 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9537 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9538 x86_64_shift_adj): New expanders.
9539 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9540 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9542 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9543 DImode shift splitters.
9544 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9545 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9548 2005-07-18 Jan Beulich <jbeulich@novell.com>
9550 * i386.md (movdi_extzv_1): New.
9551 (zero_extendhidi2): Combine alternatives and never force use of
9553 (zero_extendqidi2): Likewise. Don't restrict input selection.
9555 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9557 Fix PR tree-optimization/22531
9558 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9561 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9563 * tree-promote-statics.c (pass_promote_statics): Change dump file
9566 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9568 * tree-optimize.c (init_tree_optimization_passes): Add
9569 pass_eliminate_useless_stores pass.
9570 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9571 * tree-ssa-pre.c (is_copy_stmt): New function.
9572 (follow_copies_till_vuse): Ditto.
9573 (do_eustores): Ditto.
9574 (gate_eustores): Ditto.
9576 2005-07-16 Richard Henderson <rth@redhat.com>
9578 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9580 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9581 Kenneth Zadeck <zadeck@naturalbridge.com>
9583 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9584 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9585 ipa-type-escape.h, tree-promote-statics.c
9586 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9587 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9588 tree-promote-statics.c: new files.
9589 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9590 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9591 int nonlocal_set_p, mark_constant_function): Deleted.
9592 (rest_of_handle_cfg): Removed call to mark_constant_function.
9593 (nonoverlapping_component_refs_p): Added calls to support
9594 type based aliasing.
9595 * tree-ssa-alias.c (may_alias_p,
9596 compute_flow_insensitive_aliasing): Ditto.
9597 * calls.c (flags_from_decl_or_type): Removed reference to
9599 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9600 too many arguments. This is necessary for Spec 2000.
9601 * cgraph.h (const_function, pure_function): Removed.
9602 * common.opt: Added "fipa-pure-const", "fipa-reference",
9603 "fipa-type-escape", and "ftree-promote-static".
9605 * passes.c: Added ipa and tree-promote-statics passes.
9606 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9607 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9608 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9609 * tree-flow.h: Added exposed sra calls and addition of
9610 reference_vars_info field for FUNCTION_DECLS.
9611 * tree-pass.h: Added passes.
9612 * tree-sra.c: (sra_init_cache): New function.
9613 (sra_insert_before, sra_insert_after) Made public.
9614 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9616 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9617 aliasing. (may_alias_p): Added code to use type escape analysis to
9619 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9620 code to prune clobbers of static variables based on information
9621 produced in ipa-reference pass. Changed call clobbering so that
9622 statics are not marked as clobbered if the call does not clobber
9625 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9627 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9630 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9632 * doc/install.texi (*-*-solaris2*): Document recommended version
9633 of GNU binutils and mention GNU linker problem on Solaris 10.
9635 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9638 * c-decl.c (c_build_bitfield_integer_type): New function.
9639 (finish_struct): Call it.
9640 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9642 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9644 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9647 2005-07-16 Jan Hubicka <jh@suse.cz>
9649 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9650 (scale_bbs_frequencies_int): Watch roundoff errors.
9651 * predict.c (return_prediction): Initialize return_stmt.
9653 2005-07-16 Jan Hubicka <jh@suse.cz>
9655 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9656 after RTL profiling.
9658 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9661 * fold-const.c (build_range_check): Convert high/low to etype
9662 if we are only comparing against exp.
9664 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9666 Fix PR tree-optimization/22376
9667 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9669 (need_to_solve): New function.
9670 (compute_points_to_sets): Use it.
9672 2005-07-15 Jan Hubicka <jh@suse.cz>
9674 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9675 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9677 2005-07-15 Richard Guenther <rguenther@suse.de>
9679 * c-common.c (handle_flatten_attribute): New function.
9680 Add flatten function attribute.
9681 * doc/extend.texi: Document flatten function attribute.
9682 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9683 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9685 (cgraph_decide_inlining): Handle functions with flatten
9688 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9690 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9691 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9692 UNSPEC_XCHG, UNSPEC_AND): New.
9693 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9694 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9695 * config/rs6000/sync.md (FETCHOP): New code macro.
9696 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9698 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9699 (sync_compare_and_swap<mode>): Same.
9700 (sync_lock_test_and_set<mode>): Same.
9701 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9702 for QImode and HImode, and not PPC405.
9703 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9704 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9705 (sync_<fetchop>{si,di}_internal): New.
9706 (sync_nand{si,di}_internal): New.
9707 (sync_old_<fetchop>{si,di}_internal): New.
9708 (sync_old_nand{si,di}_internal): New
9709 (sync_new_<fetchop>{si,di}_internal): New.
9710 (sync_new_nand{si,di}_internal): New.
9711 (atomic_and{si,di}): New.
9712 (sync_new_nand{si,di}_internal): New.
9713 (atomic_and{si,di}): New.
9714 (sync_add<mode>_internal): Delete.
9715 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9716 (sync_sub<mode>_internal): Delte.
9717 (sync_subshort_internal): New.
9718 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9719 (sync_anddi_internal): Delete.
9720 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9721 (sync_booldi_internal): Delete.
9722 (sync_boolc<mode>_internal): Delete.
9723 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9724 (sync_boolc<mode>_internal2): Delete.
9725 (sync_boolcc<mode>_internal): Delete.
9726 (isync, lwsync): Use unspec instead of unspec_volatile.
9727 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9728 Revert UNSPEC_VOLATILE.
9729 (rs6000_split_atomic_op): New.
9730 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9732 2005-07-14 Eric Christopher <echristo@redhat.com>
9734 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9735 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9737 2005-07-14 Eric Christopher <echristo@redhat.com>
9739 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9741 2005-07-14 Steven Bosscher <stevenb@suse.de>
9743 PR tree-optimization/22230
9744 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9745 the computation of the four cross productions for "range op range".
9747 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9748 Ulrich Weigand <uweigand@de.ibm.com>
9751 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9754 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9756 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9758 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9760 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9762 2005-07-14 Richard Guenther <rguenther@suse.de>
9765 * config/i386/i386-protos.h (ix86_function_value): Change
9766 prototype to match new target hook.
9767 * config/i386/i386.c (ix86_value_regno): Change prototype
9768 to take extra type argument.
9769 (TARGET_FUNCTION_VALUE): Define.
9770 (ix86_function_ok_for_sibcall): Pass extra argument to
9771 ix86_value_regno, check return slot rtx for exact match.
9772 (ix86_function_value): Take extra parameter. Dispatch to
9773 ix86_value_regno with fndecl/fntype as provided.
9774 (ix86_value_regno): Handle extra type argument.
9775 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9777 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9778 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9779 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9780 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9781 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9783 2005-07-14 Richard Guenther <rguenther@suse.de>
9785 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9786 * calls.c (expand_call): Pass fntype to hard_function_value.
9787 (emit_library_call_value_1): Likewise.
9788 * explow.c: Include target.h.
9789 (hard_function_value): Take extra argument, the fntype.
9790 Use new target hook for function_value.
9791 * expr.h (hard_function_value): Change prototype.
9792 * function.c (aggregate_value_p): Pass 0 as fntype to
9793 hard_function_value.
9794 (assign_parms): Use new target hook for function_value.
9795 Pass 0 as fntype to hard_function_value.
9796 (expand_function_end): Likewise.
9797 * reg-stack.c: Include target.h.
9798 (stack_result): Use new target hook for function_value.
9799 * target-def.h: New target hook function_value.
9800 * target.h: Likewise.
9801 * targhooks.c (default_function_value): New function.
9802 * targhooks.h (default_function_value): Declare.
9804 2005-07-13 Ian Lance Taylor <ian@airs.com>
9806 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9808 2005-07-14 Jan Hubicka <jh@suse.cz>
9810 * tree-dfa.c (dump_variable): Use default_def function.
9811 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9812 * tree-ssa.c (verify_use): Likewise.
9813 * tree-ssanames.c (release_ssa_name): Likewise.
9814 * tree-tailcall.c (eliminate_tail_call): Likewise.
9815 (tree_optimize_tail_calls_1): Likewise.
9816 * tree-vrp.c (get_value_range): Likewise.
9818 2005-07-14 Ben Elliston <bje@au.ibm.com>
9820 * gcc.c (main): Compare language[0] with '*' when iterating over
9823 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9825 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9826 "s390_emit_compare". Add handling of CCZ1mode.
9827 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9828 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9830 (s390_branch_condition_mask): Add CCZ1mode handling.
9831 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9832 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9833 Use CCZ1mode instead of CCZmode.
9834 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9836 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9838 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9840 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9842 2005-07-13 Eric Christopher <echristo@redhat.com>
9844 * config/mips/mips.c (mips_canonicalize_comparison): New.
9845 (mips_emit_int_relational): Use.
9847 2005-07-13 Eric Christopher <echristo@redhat.com>
9849 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9851 * config/s390/s390.md: Include tpf.md. Move tpf specific
9853 * config/s390/tpf.md: To here.
9854 * config/s390/s390.opt: Move tpf specific options...
9855 * config/s390/tpf.opt: to here. Add mmain option.
9856 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9857 * config/s390/tpf.h: Rewrite.
9859 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9861 * doc/tm.texi: Remove @xref{Cross-profiling}.
9863 2005-07-13 Jeff Law <law@redhat.com>
9865 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9866 expressions, test their _DECL operands for pointer equality rather
9867 than using operand_equal_p.
9869 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9871 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9872 (TARGET_POSIX_IO): This.
9873 * config/darwin.h: Likewise.
9874 * config/freebsd.h: Likewise.
9875 * config/linux.h: Likewise.
9876 * config/lynx.h: Likewise.
9877 * config/netbsd.h: Likewise.
9878 * config/rs6000/linux64.h: Likewise.
9879 * config/rs6000/linux.h: Likewise.
9880 * config/s390/tpf.h: Likewise.
9881 * config/sh/embed-elf.h: Likewise.
9882 * config/sparc/linux64.h: Likewise.
9883 * config/sparc/linux.h: Likewise.
9884 * config/svr4.h: Likewise.
9885 * gcov-io.h: Likewise.
9887 * doc/tm.texi: Updated.
9889 * libgcov.c (create_file_directory): Defined only if
9890 TARGET_POSIX_IO is defined.
9891 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9894 2005-07-13 Jan Hubicka <jh@suse.cz>
9896 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9898 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9900 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9901 structure as argument.
9903 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9905 PR tree-optimization/21921
9906 * tree-iterator.c (tsi_link_before): Support the case when
9907 tsi_end_p (tsi) == true.
9909 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9911 PR tree-optimization/22442
9912 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9915 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9917 PR rtl-optimization/20376
9918 * toplev.c (process_options): Enable -fweb and -frename-registers when
9920 * doc/invoke.texi: Update the information about when -fweb and
9921 -frename-registers are enabled.
9923 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9926 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9927 if *rhs_p is not a SSA_NAME.
9929 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9931 Fix PR tree-optimization/22422
9932 * tree-ssa-structalias.c (struct variable_info): Add flag for
9934 (get_varinfo): Now a static function.
9935 (new_varinfo): init has_union and is_special_var to false.
9936 (solution_set_add): Check has_union.
9937 (do_da_constraint): Move temporary variable so it gets reset
9939 Also check for special variable.
9940 (do_ds_constraint): Ditto.
9941 (do_sd_constraint): Ditto.
9942 (do_structure_copy): Check for special variable.
9943 (find_func_aliases): Ditto.
9944 (init_base_vars): Set special vars properly.
9946 2005-07-13 Jan Hubicka <jh@suse.cz>
9948 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9951 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9952 (get_expr_operands): Fix thinko wrt flags and subvars.
9954 PR tree-optimize/22379
9955 * tree-inline.c (expand_call_inline): Do not output sorry in early
9958 2005-07-12 Dale Johannesen <dalej@apple.com>
9960 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9962 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9965 * host-linux.h: Include limits.h.
9967 2005-07-12 Dale Johannesen <dalej@apple.com>
9969 * expr.c (compress_float_constant): Add cost check.
9970 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9972 2005-07-12 Dale Johannesen <dalej@apple.com>
9974 * gcc.target/i386/compress-float-sse.c: New.
9975 * gcc.target/i386/compress-float-sse-pic.c: New.
9976 * gcc.target/i386/compress-float-387.c: New.
9977 * gcc.target/i386/compress-float-387-pic.c: New.
9978 * gcc.dg/compress-float-ppc.c: New.
9979 * gcc.dg/compress-float-ppc-pic.c: New.
9981 2005-07-12 Eric Christopher <echristo@redhat.com>
9983 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9985 * config/s390/s390.md: Include tpf.md. Move tpf specific
9987 * config/s390/tpf.md: To here.
9988 * config/s390/s390.opt: Move tpf specific options...
9989 * config/s390/tpf.opt: to here. Add mmain option.
9990 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9991 * config/s390/tpf.h: Rewrite.
9993 2005-07-12 Eric Christopher <echristo@redhat.com>
9995 * gcc.c (struct infile): Update comment for language.
9996 (main): Rewrite input file resetting code.
9998 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10001 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10002 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10003 (lookup_avail_expr): Use constant_boolean_node instead
10004 of boolean_false_node/boolean_true_node.
10006 2005-07-12 Ben Elliston <bje@au.ibm.com>
10008 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10009 and use it when printing num_edges.
10011 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10013 * doc/extend.texi (Blackfin Built-in Functions): New section.
10014 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10017 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10019 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10020 s/cmpstrsi/cmpstrnsi
10021 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10023 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10024 (init_optabs): Initialize cmpstrn_optab.
10025 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10026 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10027 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10028 * config/i386/i386.md: s/cmpstr/cmpstrn
10029 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10030 * doc/md.texi: Update documentation.
10032 2005-07-11 Richard Henderson <rth@redhat.com>
10034 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10035 build_va_arg_indirect_ref.
10036 (alpha_gimplify_va_arg): Likewise.
10037 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10038 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10039 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10040 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10041 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10042 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10044 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10046 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10048 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10049 * passes.c (init_optimization_passes): Add pass_empty_loop.
10050 * tree-pass.h (pass_empty_loop): Declare.
10051 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10052 try_remove_empty_loop, remove_empty_loops): New functions.
10053 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10054 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10056 2005-07-12 Peter Barada <peter@the-baradas.com>
10058 PR middle-end/16719
10059 PR middle-end/18421
10060 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10061 in address registers.
10062 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10063 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10064 alternative of addsi3_5200.
10066 2005-07-11 Ian Lance Taylor <ian@airs.com>
10068 * config/mips/mips.md (ffs<mode>2): Remove.
10070 2005-07-11 Ian Lance Taylor <ian@airs.com>
10072 * doc/tree-ssa.texi (Cleanups): Improve description of
10074 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10076 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10078 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10079 * tree.h (DECL_ARGUMENT_FLD): New macro.
10081 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10083 Fix PR tree-optimization/22404
10085 * tree-ssa-structalias.c (create_variable_info_for): Use
10088 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10090 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10091 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10092 for second comparison operand.
10093 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10095 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10096 (define_insn_reservation "alu"): Likewise.
10097 (csync, ssync): Now of type sync.
10098 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10099 -mcsync-anomaly -mspecld-anomaly.
10100 * config/bfin/bfin.opt (mcsync): Remove.
10101 (mcsync-anomaly, mspecld-anomaly): Add.
10102 * config/bfin/bfin.c: Include "insn-codes.h".
10103 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10104 (TARGET_DEFAULT_TARGET_FLAGS): New.
10105 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10107 2005-07-11 Steven Bosscher <stevenb@suse.de>
10109 * basic-block.h: Give the BB flags enum a name, bb_flags.
10110 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10111 * cfgcleanup.c (enum bb_flags): Remove here.
10112 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10113 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10114 (update_forwarder_flag): Likewise.
10115 (thread_jump): Likewise.
10116 (try_forward_edges): Likewise.
10117 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10118 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10119 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10121 2005-07-11 Richard Guenther <rguenther@suse.de>
10123 * config/i386/i386.opt: New target option -msseregparm.
10124 * config/i386/i386.c (override_options): Error out for
10125 -msseregparm but no SSE support.
10126 (ix86_function_sseregparm): Check for global sseregparm.
10127 * doc/invoke.texi: Document -msseregparm.
10129 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10131 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10132 (m32rle-*-linux*): Ditto.
10134 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10136 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10137 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10140 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10142 PR middle-end/22239
10144 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10145 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10147 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10149 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10150 (varmap): Heapify varmap.
10151 (constraints): Heapify constraints.
10152 (struct constraint_graph): Heapify succs and preds.
10153 (constraint_vec_find): Update for heapification.
10154 (constraint_set_union): Ditto.
10155 (insert_into_complex): Ditto.
10156 (constraint_edge_vec_find): Ditto.
10157 (erase_graph_self_edge): Ditto.
10158 (add_graph_edge): Ditto.
10159 (get_graph_weights): Ditto.
10160 (merge_graph_nodes): Ditto.
10161 (build_constraint_graph): Ditto.
10162 (topo_visit): Ditto.
10163 (solve_graph): Ditto.
10164 (create_variable_info_for): Ditto.
10165 (init_base_vars): Ditto.
10166 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10167 (condese_varmap_nodes): Free complex vector.
10168 (clear_edges_for_node): Clear succs and preds vector.
10170 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10172 * tree-ssa-structalias.c (update_alias_info): Change counting of
10173 references to not include vdefs.
10175 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10177 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10178 (up_insert): Ditto.
10180 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10182 * pa.c (pa_commutative_p): Make PLUS commutative when
10183 TARGET_NO_SPACE_REGS is true.
10185 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10187 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10188 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10189 * tree-dfa.c (dump_subvars_for): New.
10190 (debug_subvars_for): New.
10191 (dump_variable): Show subvariables if VAR has them.
10192 * tree-flow-inline.h (get_subvar_at): New.
10193 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10194 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10196 (struct subvar): Change fields offset and size to unsigned
10198 (dump_subvars_for): Declare.
10199 (debug_subvars_for): Declare.
10200 (get_subvar_at): Declare.
10201 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10202 to unsigned HOST_WIDE_INT *.
10203 (overlap_subvar): Likewise.
10204 * tree-gimple.c (is_gimple_reg): Always return false for
10205 SFTs and memory tags.
10206 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10207 Update all callers.
10208 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10209 (compute_may_aliases): Call compute_points_to_sets.
10210 (collect_points_to_info_for): Remove.
10211 (compute_points_to_and_addr_escape): Remove.
10212 (delete_alias_info): Call delete_points_to_sets.
10213 (compute_flow_sensitive_aliasing): If the call to
10214 find_what_p_points_to returns false, call set_pt_anything.
10215 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10216 (set_pt_anything): Clear pi->pt_vars.
10217 (set_pt_malloc): Remove.
10218 (merge_pointed_to_info): Remove.
10219 (add_pointed_to_expr): Remove.
10220 (add_pointed_to_var): Remove.
10221 (collect_points_to_info_r): Remove.
10222 (is_escape_site): Make extern.
10224 (create_overlap_variables_for): Call it.
10225 * tree-ssa-copy.c (merge_alias_info): Never merge
10226 flow-sensitive alias information.
10227 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10228 offset and size to be unsigned HOST_WIDE_INT.
10229 (add_to_addressable_set): Rename from note_addressable.
10230 Set TREE_ADDRESSABLE as the variables are added to the set.
10232 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10233 operands into VUSEs when adding V_MAY_DEFs for members in an
10235 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10236 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10237 (struct variable_info): Add bitfield is_heap_var.
10238 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10239 (new_var_info): Initialize is_heap_var.
10240 (get_constraint_for): Add HEAP variables to the symbol table.
10241 Mark them with is_heap_var.
10242 (update_alias_info): New. Taken mostly from the old
10243 compute_points_to_and_addr_escape.
10244 (handle_ptr_arith): New.
10245 (find_func_aliases): Call update_alias_info.
10246 Call handle_ptr_info for tcc_binary expressions.
10247 Call mark_stmt_modified.
10248 (create_variable_info_for): If DECL has subvars, do not create
10249 variables for its subvars. Always add all the fields.
10250 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10251 SFTs, then add all the SFTs of the structure.
10252 If VI->DECL is an aggregate with subvariables, add the SFT at
10254 (find_what_p_points_to): If VI is an artificial variable,
10255 translate to bitfields in SSA_NAME_PTR_INFO.
10256 If the solution is empty, set pi->pt_vars to NULL
10257 (init_base_vars): Create ANYOFFSET.
10258 (compute_points_to_sets): Rename from create_alias_vars.
10260 (pass_build_pta): Remove.
10261 (delete_points_to_sets): Rename from delete_alias_vars.
10262 (pass_del_pta): Remove.
10263 * tree-ssa-structalias.h (struct alias_info): Move from
10265 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10266 NUM_REFERENCES_SET): Likewise.
10267 (compute_points_to_sets, delete_points_to_sets): Declare.
10269 2005-07-09 Richard Henderson <rth@redhat.com>
10271 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10272 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10273 alpha_split_lock_test_and_set_12): New functions.
10274 * config/alpha/alpha-protos.h: Update.
10275 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10276 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10277 * config/alpha/sync.md (I12MODE): New.
10278 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10279 (sync_<fetchop_name><I48MODE>): Likewise.
10280 (sync_nand<I48MODE>): Likewise.
10281 (sync_old_<fetchop_name><I48MODE>): Likewise.
10282 (sync_new_<fetchop_name><I48MODE>): Likewise.
10283 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10284 (sync_compare_and_swap<I48MODE>): Likewise.
10285 (sync_lock_test_and_set<I48MODE>): Likewise.
10286 (sync_compare_and_swap<I12MODE>): New.
10287 (sync_compare_and_swap<I12MODE>_1): New.
10288 (sync_lock_test_and_set<I12MODE>): New.
10289 (sync_lock_test_and_set<I12MODE>_1): New.
10291 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10295 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10297 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10299 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10300 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10302 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10305 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10307 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10309 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10310 memory_operand constraint.
10311 (store_conditional_<mode>): Same.
10312 (sync_compare_and_swap<mode>): Same.
10313 (sync_lock_test_and_set<mode>): Same.
10315 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10317 Rewrite PIC support to more closely model actual instructions.
10318 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10319 (cris_symbol): Remove prototypes for removed functions.
10320 (cris_pic_symbol_type_of, cris_valid_pic_const)
10321 (cris_expand_pic_call_address): Prototypes for new functions.
10322 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10324 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10326 <case ':'>: Add case for new punctuation character.
10327 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10328 emitting (extra) PIC modifier.
10329 <case UNSPEC>: Do not assert for PLT.
10330 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10331 (cris_expand_prologue, cris_expand_epilogue): Check
10332 for pic_offset_table_rtx usage instead of taking
10333 current_function_uses_pic_offset_table as the final word.
10334 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10335 Remove flag_pic difference.
10336 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10337 the moral equivalents of...
10338 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10340 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10341 (cris_handle_option): Mark ARG as unused.
10342 (cris_expand_pic_call_address): New worker function for "call",
10344 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10345 output PIC constructs here.
10346 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10347 as symbol-specific modifers, not whole or part of operands.
10348 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10349 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10350 constants and flag_pic.
10351 (CONSTANT_INDEX_P): Adjust for new functions.
10352 (enum cris_pic_symbol_type): New helper type.
10353 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10354 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10355 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10357 ("movsi"): Emit actual instructions for GOT and relative access.
10358 ("*movsi_got_load"): New pattern to set up the register holding
10360 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10361 Adjust FIXME for 'S'.
10362 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10363 Use "movs" for -fpic cases.
10364 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10365 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10366 ("call", "call_value"): Just call cris_expand_pic_call_address for
10368 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10369 Remove special pattern.
10370 ("*expanded_call_side", "*expanded_call_value_side"): New
10372 (gotplt-to-plt, gotplt-to-plt-side-call)
10373 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10375 * config/cris/cris/predicates.md
10376 ("cris_general_operand_or_gotless_symbol"): Remove unused
10378 ("cris_general_operand_or_symbol"): Adjust for new functions.
10380 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10382 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10384 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10386 * Makefile.in (TREE_H): Add treestruct.def.
10387 (c-decl.o): Add pointer-set.h
10388 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10389 visibility on regular DECL's.
10390 (merge_decls): Fix the copying of decl nodes of various types for
10391 the new structures. Don't update RTL, section name, weak status,
10392 etc, on DECL's without RTL.
10393 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10394 Don't check volatile on non-variable types.
10395 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10396 to check whether we have seen arguments.
10397 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10398 flag is checked before field (flag is common, field is not).
10399 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10400 TS_DECL_COMMON could have an origin.
10401 (add_location_or_const_value_attribute): Don't check section name
10402 on non-var/function decls.
10403 (dwarf2out_var_location): Reverse order of tests.
10404 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10405 with DECL_WRTL_CHECK.
10406 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10407 * fold-const.c (fold_binary): Don't check weakness on
10408 non-var/function decls.
10409 (tree_expr_nonzero_p): Ditto.
10410 (fold_checksum_tree): Use tree_decl_extra as sizeof
10412 * ggc-page.c (extra_order_size_table): Add sizes for
10413 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10415 * gimplify.c (gimplify_bind_expr): Only set
10416 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10417 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10419 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10420 * langhooks.h (init_ts). New langhook.
10421 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10422 * print-tree.c (print_node): Update to only print fields that
10423 exist in the structures the passed decl has.
10424 * toplev.c (wrapup_global_declarations): Don't reset
10425 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10426 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10427 * tree-inline.c (remap_decl): Ditto.
10428 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10429 * tree-pretty-print.c (print_declaration): Don't print
10430 DECL_REGISTER on things that don't contain it.
10431 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10432 non-var/function decls.
10433 * tree.c (tree_contains_struct): New structure.
10434 (init_priority_for_decl): New hashtable.
10435 (tree_int_map): New structure.
10436 (tree_int_map_eq): New function.
10437 (tree_int_map_marked_p): Ditto.
10438 (tree_int_map_hash): Ditto.
10439 (tree_map): Move to tree.h.
10440 (tree_map_eq): Externalize.
10441 (tree_map_hash): Ditto.
10442 (tree_map_marked_p): Ditto.
10443 (init_ttree): Set up tree_contains_struct and call langhook.
10444 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10445 (tree_code_size): Update for new structures.
10446 (tree_node_structure): Update for new structures.
10447 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10449 (copy_node_stat): Copy init priority.
10450 (build_decl_stat): Ditto for visibility.
10451 (ts_enum_names): New.
10452 (tree_contains_struct_check_failed): New function.
10453 (decl_init_priority_lookup): Ditto.
10454 (decl_init_priority_insert): Ditto.
10455 * treestruct.def: New file.
10456 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10457 (CONTAINS_STRUCT_CHECK): Ditto.
10458 (tree_contains_struct_check_failed): New prototype.
10459 (DECL_CHECK): Removed.
10460 (DECL_MINIMAL_CHECK): New.
10461 (DECL_COMMON_CHECK): Ditto.
10462 (DECL_WRTL_CHECK): Ditto.
10463 (DECL_NON_COMMON_CHECK): Ditto.
10464 (DECL_WITH_VIS_CHECK): Ditto.
10465 (VAR_OR_FUNCTION_DECL_P): Ditto
10466 (struct tree_decl_minimal): New structure.
10467 (struct tree_decl_common): Ditto.
10468 (struct tree_decl_with_rtl): Ditto.
10469 (struct tree_decl_with_vis): Ditto.
10470 (struct tree_decl_non_common): Ditto.
10471 (struct tree_field_decl): Ditto.
10472 (struct tree_parm_decl): Ditto.
10473 (struct tree_var_decl): Ditto.
10474 (struct tree_function_decl): Ditto.
10475 (struct tree_const_decl): Ditto.
10476 (struct tree_result_decl): Ditto.
10477 (union tree_node): Add new structures.
10478 * var-tracking.c (track_expr_p): Reverse order of tests.
10480 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10482 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10484 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10485 * system.h: Poison FINALIZE_PIC.
10486 * doc/tm.texi (FINALIZE_PIC): Remove.
10488 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10491 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10492 to the correct type if we have a MODIFY_EXPR.
10494 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10496 PR tree-optimization/22360
10497 * tree.c (upper_bound_in_type): Fix calculations for casting
10498 to a non-wider signed type and casting a signed value to a
10499 wider unsigned type.
10500 (lower_bound_in_type): Fix calculations for casting to a
10501 non-wider signed type.
10503 PR tree-optimization/20139
10504 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10506 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10507 fold_cond_expr_cond.
10508 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10509 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10511 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10514 * tree-complex.c (expand_complex_libcall): Produce
10515 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10517 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10519 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10520 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10521 b" assert and inserted fastpath code for this case.
10522 (bitmap_ior): Removed "a != b" assert.
10524 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10526 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10527 (ENDFILE_SPEC): Likewise.
10528 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10530 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10531 a large stack frame at epilogue.
10533 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10535 * final.c: Include sdbout.h when required.
10537 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10539 * config.gcc (*-*-darwin*): Only one target-specific header file
10540 for generic darwin.
10541 (powerpc-*-darwin*): Add version-specific header files.
10542 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10543 * config.in: Regenerate.
10544 * configure: Regenerate.
10545 * gcc.c: Include xregex.h.
10546 (version_compare_spec_function): New.
10547 (spec_function): Add version-compare.
10548 (replace_outfile_spec_function): Reformat comment.
10549 (compare_version_strings): New.
10550 * config/darwin-c.c (version_as_macro): New.
10551 (builtin_define): New.
10552 (darwin_cpp_builtins): New.
10553 * config/darwin-protos.h (darwin_cpp_builtins): New.
10554 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10555 (LIB_SPEC): Make unconditional, update comment.
10556 (TARGET_C99_FUNCTIONS): Define.
10557 * config/darwin.opt: Sort.
10558 (mmacosx-version-min=): New.
10559 * config/darwin7.h: Delete.
10560 * config/darwin8.h: Delete.
10561 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10562 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10563 (TARGET_C99_FUNCTIONS): Define.
10564 * config/rs6000/darwin7.h: New.
10565 * config/rs6000/darwin8.h: New.
10566 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10567 (-mmacosx-version-min): Document.
10569 2005-07-07 Ian Lance Taylor <ian@airs.com>
10571 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10573 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10575 PR middle-end/22239
10576 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10578 2005-07-07 Khem Raj <kraj@mvista.com>
10580 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10581 in bytes, not words.
10583 2005-07-07 Paul Brook <paul@codesourcery.com>
10585 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10586 DEFAULT_FUNCTION_ARG_PADDING to upward.
10588 2005-07-07 Richard Henderson <rth@redhat.com>
10590 * function.c (locate_and_pad_parm): Record parameter alignment in
10591 stack_alignment_needed.
10593 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10595 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10596 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10597 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10598 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10599 (define_attr "type"): Add isync, sync, load_l, store_c.
10600 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10601 Create scratch volatile MEM.
10602 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10604 (load_locked_<mode>): New.
10605 (store_conditional_<mode>): New.
10606 (sync_compare_and_swap<mode>): Replace with splitter.
10607 (sync_lock_test_and_set<mode>): Replace with splitter.
10608 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10610 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10611 is ics. Attribute isync.
10612 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10614 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10615 and UNSPECV_SYNC_OP.
10616 (emit_unlikely_jump): New.
10617 (emit_load_locked): New.
10618 (emit_store_conditional): New.
10619 (rs6000_split_compare_and_swap): New.
10620 (rs6000_split_lock_test_and_set): New.
10621 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10622 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10623 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10624 rs6000_split_lock_test_and_set): Declare.
10625 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10626 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10627 store_c, isync, sync.
10629 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10631 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10632 filenames to gtyp-gen.h.
10633 (s-typ-gen): Use it in place of for loops.
10635 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10637 * hooks.c (hook_bool_rtx_int_false): New function.
10638 * hooks.h (hook_bool_rtx_int_false): Declare.
10639 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10640 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10641 * target.h (struct gcc_target): Add commutative_p member.
10642 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10643 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10644 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10645 (pa_commutative_p): New function.
10646 * jump.c (target.h): Include.
10647 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10648 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10650 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10652 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10653 (s390_expand_setmem): New.
10654 * config/s390/s390.c: Likewise.
10655 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10657 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10658 general_operand. Call new function "s390_expand_setmem".
10659 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10660 ("setmem_long", "*setmem_long"): ... this.
10662 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10664 * config/s390/s390.c: (optimization_options): Enable
10665 TARGET_MVCLE at -Os.
10666 * doc/invoke.texi: Document changes in default behaviour.
10667 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10669 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10671 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10672 defined by back-end.
10674 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10676 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10677 all sets in the pattern.
10678 * config/rs6000/rs6000.md (stack_protect_testsi,
10679 stack_protect_testdi): Likewise.
10681 2005-07-06 Jeff Law <law@redhat.com>
10683 * tree-vrp.c (simplify_using_ranges): Kill.
10684 (vrp_finalize): Remove call to simplify_using_ranges.
10685 (simplify_stmt_using_ranges): New function extracted from
10686 simplify_using_ranges.
10687 (simplify_div_or_mod_using_ranges): Likewise.
10688 (simplify_abs_using_ranges): Likewise.
10689 (simplify_cond_using_ranges): New function.
10690 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10691 * tree-ssa-propagate.c (substitute_and_fold): Call
10692 simplify_stmt_using_ranges if we have range information.
10694 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10696 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10697 ia64_flag_schedule_isns2.
10699 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10700 reading/writing general registers.
10701 (ia64_function_arg): Revert 2005-06-18 change.
10703 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10705 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10706 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10708 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10710 * function.c (expand_function_end): Revert part of 2005-06-27
10711 patch. Do sjlj_emit_function_exit_after after return_label.
10713 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10715 * doc/install.texi (--disable-libssp): New.
10717 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10719 * doc/invoke.texi: Update -fforce-mem documentation.
10720 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10721 code for -fforce-mem.
10722 * expmed.c: (store_bit_field,store_fixed_bit_field,
10723 extract_bit_field): Ditto.
10724 * expr.c: (convert_move): Ditto.
10725 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10726 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10727 emit_conditional_add,expand_float,expand_fix): Ditto.
10728 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10729 (common_handle_option): Issue warning when -fforce-mem specified.
10731 2005-07-06 Paul Brook <paul@codesourcery.com>
10733 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10735 * configure: Regenerate.
10737 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10739 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10741 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10743 Fix PR tree-optimization/22319
10744 Fix PR tree-optimization/22140
10745 Fix PR tree-optimization/22310
10747 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10748 variable sized types.
10749 Use correct type for intermediate structure on *a = *b structure
10752 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10754 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10756 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10757 (machine_function): Move typedef to...
10758 * config/rs6000/rs6000.c (machine_function): ... here. Add
10759 varargs_save_offset field.
10760 (rs6000_stack_t): Remove varargs_size field.
10761 (setup_incoming_varargs): Allocate varargs save area using
10762 assign_stack_local, try to make it as small as possible.
10763 Save offset from virtual_stack_vars_rtx to the save area
10764 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10765 instead of magic 8 when fp word byte size is used.
10766 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10767 instead of -RS6000_VARARGS_SIZE.
10768 (rs6000_stack_info, debug_stack_info,
10769 rs6000_initial_elimination_offset): Remove all traces of
10771 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10772 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10773 RS6000_VARARGS_AREA.
10775 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10777 PR tree-optimization/21963
10778 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10779 constant_multiple_of in the same way get_computation_cost_at does.
10781 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10783 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10784 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10785 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10786 and return its previous value.
10787 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10788 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10790 (stack_protect_set, stack_protect_test): New expanders.
10791 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10792 stack_protect_testdi): New insns.
10793 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10794 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10796 2005-07-06 Jeff Law <law@redhat.com>
10798 * tree-ssa-dce.c (cfg_altered): New global.
10799 (tree_dce_init): Initialize cfg_altered.
10800 (remove_dead_stmt): If we remove an edge in the CFG, then set
10802 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10805 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10807 * Makefile.in (stamp-collect-ld): Use
10808 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10809 ./collect-ld if it already exists.
10810 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10811 Don't remove ./nm if it already exists.
10813 2005-07-05 Devang Patel <dpatel@apple.com>
10815 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10816 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10817 * tree-vectorizer.c (vect_loop_location): New.
10818 (vect_print_dump_info): Use vect_loop_location.
10819 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10820 (vectorize_loops): Set vect_loop_location.
10821 * tree-vect-analyze.c (vect_analyze_offset_expr,
10822 vect_determin_vectorization_factor, vect_analyze_operations,
10823 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10824 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10825 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10826 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10827 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10828 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10829 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10830 vect_analyze_loop): Adjust vect_print_dump_info API.
10831 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10832 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10833 vect_finish_stmt_generation, vectorizable_assignment,
10834 vectorizable_operation, vectorizable_store, vectorizable_load,
10835 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10836 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10837 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10838 vect_transform_loop): Same.
10839 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10840 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10843 2005-07-05 Randolph Chung <tausq@debian.org>
10845 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10846 * configure: Regenerate.
10847 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10848 (pa_tls_referenced_p): Declare.
10849 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10850 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10851 (legitimize_tls_address): New.
10852 (hppa_legitimize_address): Handle TLS addresses.
10853 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10854 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10855 (emit_move_sequence): Handle TLS addresses.
10856 (pa_encode_section_info): Call default handler to handle common
10858 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10859 (CONSTANT_ADDRESS_P): Reject TLS operands.
10860 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10861 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10862 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10863 (UNSPEC_TLSLE): Define new constants.
10864 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10865 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10866 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10867 (tie_symbolic_operand, tle_symbolic_operand): New
10869 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10871 * aclocal.m4: Update macros for autoconf 2.59 style.
10872 * configure.ac: Likewise.
10874 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10876 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10877 (function_arg): Pass small aggregates in general registers on 32-bit
10879 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10881 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10883 * Makefile.in (final.o): Fix dependencies.
10885 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10889 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10890 * langhooks.c (lhd_expr_to_decl): New.
10891 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10893 (LANG_HOOKS_INITIALIZER): Update.
10894 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10895 expr_to_decl langhook.
10896 * c-tree.h (c_expr_to_decl): Declare.
10897 * c-typeck.c (c_expr_to_decl): New.
10898 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10900 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10902 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10905 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10906 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10908 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10910 * Makefile.in: Adjust dependencies.
10911 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10912 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10913 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10914 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10915 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10916 rest_of_compilation.
10918 * bb-reorder.c (gate_duplicate_computed_gotos,
10919 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10920 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10921 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10922 pass_partition_blocks): New.
10923 * bt-load.c (gate_handle_branch_target_load_optimize,
10924 rest_of_handle_branch_target_load_optimize,
10925 pass_branch_target_load_optimize): New.
10926 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10928 * cfglayout.c (pass_insn_locators_initialize): New.
10929 * cfgrtl.c (pass_free_cfg): New.
10930 * combine.c (gate_handle_combine, rest_of_handle_combine,
10931 pass_combine): New.
10932 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10933 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10934 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10935 * except.c (pass_set_nothrow_function_flags,
10936 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10938 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10939 rest_of_handle_shorten_branches, pass_shorten_branches,
10940 rest_of_clean_state, pass_clean_state): New.
10941 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10942 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10943 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10945 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10946 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10947 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10948 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10950 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10951 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10952 pass_rtl_ifcvt, gate_handle_if_after_combine,
10953 rest_of_handle_if_after_combine, pass_if_after_combine,
10954 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10955 pass_if_after_reload): New.
10956 * integrate.c (pass_initial_value_sets): New.
10957 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10958 pass_purge_lineno_notes): New.
10959 * mode-switching.c (rest_of_handle_mode_switching,
10960 pass_mode_switching): New.
10961 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10962 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10964 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10965 pass_loop_optimize): New.
10966 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10968 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10970 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10971 pass_postreload_cse): New.
10972 * profile.c (gate_handle_profiling, pass_profiling,
10973 rest_of_handle_branch_prob, pass_branch_prob): New.
10974 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10975 pass_split_before_regstack, gate_handle_split_before_regstack,
10976 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10977 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10978 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10979 pass_stack_regs): New.
10980 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10981 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10982 pass_stack_adjustments): New.
10983 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10984 pass_regrename): New.
10985 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10986 pass_delay_slots, gate_handle_machine_reorg,
10987 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10988 * rtl.h (extern void purge_line_number_notes): New.
10989 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10990 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10992 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10994 * value-prof.c (gate_handle_value_profile_transformations,
10995 rest_of_handle_value_profile_transformations,
10996 pass_value_profile_transformations): New.
10997 * var-tracking.c (gate_handle_var_tracking,
10998 pass_variable_tracking): New.
10999 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11001 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11002 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11003 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11004 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11005 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11006 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11007 rest_of_handle_gcse2, rest_of_handle_regmove,
11008 rest_of_handle_tracer, rest_of_handle_if_conversion,
11009 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11010 rest_of_handle_web, rest_of_handle_branch_prob,
11011 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11012 rest_of_handle_jump_bypass, rest_of_handle_combine,
11013 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11014 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11015 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11016 rest_of_handle_mode_switching, rest_of_handle_jump,
11017 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11018 rest_of_handle_flow2, rest_of_handle_jump2,
11019 rest_of_handle_peephole2, rest_of_handle_postreload,
11020 rest_of_handle_shorten_branches, rest_of_clean_state,
11021 rest_of_compilation): Remove.
11023 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11024 * passes.c (dump_flags, in_gimple_form, all_passes,
11025 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11026 register_dump_files, next_pass_1, last_verified, execute_todo,
11027 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11028 from tree-optimize.c.
11029 (init_optimization_passes): Moved from tree-optimize.c,
11030 adding the RTL optimizations.
11031 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11032 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11033 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11034 register_dump_files, next_pass_1, last_verified, execute_todo,
11035 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11036 init_tree_optimization_passes, ipa_passes): Delete.
11037 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11039 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11040 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11042 (ipa_passes): Remove.
11043 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11044 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11045 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11046 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11047 (dump_info_p, dump_flag): Moved to tree-dump.h.
11049 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11051 * passes.c (finish_optimization_passes): Use dump_begin
11052 and dump_end, TDI_end.
11053 (gate_rest_of_compilation): New.
11054 (pass_rest_of_compilation): Use it.
11055 (gate_postreload, pass_postreload): New.
11056 * toplev.c (general_init): Rename init_tree_optimization_passes.
11057 * toplev.h (init_tree_optimization_passes): Rename to
11058 init_optimizations_passes.
11059 * tree-dump.c (dump_flag): Make static.
11060 (dump_files): Remove RTL dumps.
11061 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11062 pass_cleanup_cfg, pass_free_cfg_annotations,
11063 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11064 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11065 * tree-pretty-print.c: Include tree-pass.h.
11066 * cgraph.c: Include tree-dump.h.
11068 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11070 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11071 Only fall back to saying it points to readonly memory if
11072 we can't do better.
11074 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11076 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11077 * config/m32r/m32r.c (m32r_compute_frame_size,
11078 m32r_expand_prologue): Take current_function_profile into
11079 account whenever we reference
11080 current_function_uses_pic_offset_table.
11081 (m32r_finalize_pic): Remove.
11082 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11084 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11086 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11087 instead of $<. Don't remove ./as if it already exists.
11089 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11092 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11093 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11094 for complex modes when generating code for PA 1.0.
11095 (VALID_FP_MODE_P): New macro.
11096 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11097 sets for all general and floating point modes. Align wide floating
11098 point modes to even register boundaries to comply with architectural
11100 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11101 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11102 (VALID_FP_MODE_P): New macro.
11103 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11104 sets for all general and floating point modes. Align wide floating
11105 point modes to even register boundaries to comply with architectural
11108 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11110 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11113 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11115 * tree-ssa-structalias.c: Don't include expr.h.
11117 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11119 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11122 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11124 Fix PR tree-optimization/22279
11126 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11129 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11131 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11133 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11135 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11136 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11137 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11138 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11139 config/stormy16/stormy16.c, config/v850/v850.c,
11140 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11141 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11142 Avoid "." or "\n" at end of diagnostics and capital letters at
11143 start of diagnostics.
11144 * combine.c, cse.c: Don't translate dump file output.
11145 * toplev.c (print_version): Only translate output if going to
11148 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11150 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11151 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11154 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11156 * pa.c (fix_range): Fix typo in comment.
11158 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11160 * tree-vrp.c (extract_range_from_assert): Replace
11161 fold (build (...)) with fold_build2.
11163 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11165 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11166 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11167 (format_types_orig, handle_format_attribute): Add support for
11170 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11172 * varasm.c (assemble_variable): Fix format specifier thinko.
11174 2005-07-03 Ira Rosen <irar@il.ibm.com>
11176 PR tree-optimization/22029 (and 22135)
11177 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11178 a phi node before calling dump_vops.
11180 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11182 * tree-dump.h (dump_string_field): Declare.
11183 * tree-dump.c: Use it instead of dump_string.
11184 (dump_string_field): Make non-static.
11186 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11188 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11189 up the minimal CFG stuff always when optimize > 0. Call
11190 split_all_insns_noflow in PIC case if needed.
11192 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11193 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11196 * c-decl.c (c_write_global_declarations): Dump contents of
11198 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11199 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11200 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11201 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11204 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11206 * c-common.h (GCC_DIAG_STYLE): Define.
11207 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11208 version for format checking to 4.1.
11209 * c-format.c: Include toplev.h after c-common.h.
11210 (enum format_type): Add gcc_tdiag_format_type.
11211 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11212 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11213 (format_types_orig): Add gcc_tdiag.
11214 (init_dynamic_diag_info): Support gcc_tdiag formats.
11215 (handle_format_attribute): Likewise.
11216 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11217 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11218 version for format checking to 4.1.
11219 (warning0, warning, error, pedwarn, sorry): Use
11220 ATTRIBUTE_GCC_DIAG.
11221 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11222 (finish_aliases_1): Do not use %qE.
11223 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11224 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11225 Correct format bugs.
11226 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11227 parameter to unsigned HOST_WIDE_INT.
11228 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11230 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11232 PR middle-end/21742
11233 * expr.c (write_complex_part): Use adjust_address for MEM.
11234 (read_complex_part): Same.
11236 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11238 Fix PR tree-optimization/22280
11240 * tree-sra.c (generate_element_init): Remove useless loop.
11242 2005-07-02 Richard Henderson <rth@redhat.com>
11244 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11246 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11248 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11250 PR middle-end/14490
11251 * fold-const.c (fold_binary): Handle the return value of
11252 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11253 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11255 2005-07-02 Jeff Law <law@redhat.com>
11257 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11258 a eliminate type conversion which feeds an equality comparison
11259 if the original type or either operand in the comparison is a
11262 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11264 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11265 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11267 * config/avr/avr.c: Do not use '`' as left quote.
11268 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11269 Remove "." from end of diagnostics. Make diagnostics start with
11272 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11273 Joseph S. Myers <joseph@codesourcery.com>
11275 * toplev.c (default_tree_printer): Handle setting location with
11277 * c-objc.common.c (c_tree_printer): Likewise.
11278 * c-format.c (gcc_diag_flag_specs): Add '+'.
11279 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11280 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11282 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11283 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11284 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11285 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11286 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11287 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11288 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11289 format arguments where %J is used without %D.
11291 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11293 * gcc.c (LINK_SSP_SPEC): Define.
11294 (link_ssp_spec): New variable.
11295 (LINK_COMMAND_SPEC): Add %(link_ssp).
11296 (static_specs): Add link_ssp_spec.
11297 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11298 * configure: Rebuilt.
11299 * config.in: Rebuilt.
11301 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11302 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11303 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11304 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11305 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11306 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11307 -0x7008(2) instead of reading __stack_chk_guard variable.
11308 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11310 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11311 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11312 if TARGET_THREAD_SSP_OFFSET is defined.
11313 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11314 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11317 2005-06-27 Richard Henderson <rth@redhat.com>
11318 * libgcc-std.ver (GCC_4.1.0): New.
11319 * libgcc.h (__stack_chk_guard): Declare.
11320 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11321 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11322 * mklibgcc.in (lib2funcs): Add them.
11324 2005-07-01 Richard Henderson <rth@redhat.com>
11326 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11327 void * before struct sigcontext *.
11328 (x86_fallback_frame_state): Likewise.
11330 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11332 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11334 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11337 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11338 we check for SSA_NAME for.
11340 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11342 Fix PR tree-optimization/22071
11344 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11346 (get_constraint_for_component_ref): Use it.
11348 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11351 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11352 print out the last new line.
11354 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11356 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11357 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11358 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11359 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11360 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11361 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11362 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11363 (enum reg_class): New member CC0_REGS.
11364 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11365 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11366 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11367 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11368 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11369 Adjust for register now described.
11371 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11374 * config/i386/i386.md (stack_protect_test_si,
11375 stack_protect_test_di): Add earlyclobber for scratch 3.
11376 * config/rs6000/rs6000.md (stack_protect_testsi,
11377 stack_protect_testdi): Add earlyclobber for scratch 3,
11378 remove earlyclobber from scratch 4.
11380 Older entries for 2005 can be found in ChangeLog-2005.