1 2005-12-10 Mark Mitchell <mark@codesourcery.com>
4 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
5 DECL_EXTERNAL functions have no bodies. Tidy.
7 2005-12-10 Andreas Schwab <schwab@suse.de>
9 * except.c (switch_to_exception_section): Only define if
10 TARGET_UNWIND_INFO is not defined.
12 2005-12-10 Richard Sandiford <richard@codesourcery.com>
14 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
15 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
17 2005-12-10 Richard Sandiford <richard@codesourcery.com>
19 * output.h (init_section, fini_section): Delete.
20 * varasm.c (init_section, fini_section): Delete.
21 (init_varasm_once): Don't initialize them.
22 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
23 there are no corresponding varasm.c variables.
25 2005-12-10 Richard Sandiford <richard@codesourcery.com>
27 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
28 of EH_FRAME_SECTION_NAME into...
29 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
31 * except.c (default_exception_section): Delete, moving most
33 (switch_to_exception_section): ...this new function. Set
34 exception_section if it is still null, then switch to it.
35 (output_function_exception_table): Use switch_to_exception_section.
36 * varasm.c (exception_section, eh_frame_section): Update comments.
37 (get_section): Hoist use of SECTION_NAMED.
38 (init_varasm_once): Don't set exception_section and eh_frame_section.
39 * output.h (default_exception_section): Delete.
40 (default_eh_frame_section): Delete.
42 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
44 * config/bfin/bfin.c: Include "cgraph.h".
45 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
46 Return the reg that holds the pointer to the GOT.
47 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
50 2005-12-09 Diego Novillo <dnovillo@redhat.com>
52 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
53 recompute_tree_invarant_for_addr_expr.
54 Update uses everywhere.
56 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
58 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
59 (MULTILIB_DIRNAMES): Define.
61 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
64 * config/s390/s390.c (struct s390_address): New field literal_pool.
65 (s390_decompose_address): Compute literal_pool field. Do not
66 assume register %r13 is always (and solely) used as pool base.
67 (s390_extra_constraint_str): Use literal_pool field.
69 2005-12-09 Thiemo Seufer <ths@networkno.de>
71 * config/mips/mips.c (override_options): Don't allow too small
72 integers in FP registers.
74 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
76 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
77 targetm.binds_local_p to check for local function calls.
79 2005-12-09 Alan Modra <amodra@bigpond.net.au>
82 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
83 call_used_regs can't be used to save reg in another reg.
85 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
86 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
88 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
90 * except.c (output_ttype): Likewise.
91 * tree-object-size.c (collect_object_sizes_for): Likewise.
92 (check_for_plus_in_loops_1): Likewise.
93 (check_for_plus_in_loops): Likewise.
94 (compute_object_sizes): Use gcc_unreachable instead of abort.
96 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
98 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
99 (loop_end, loop_init, doloop_end): New insns.
100 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
101 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
102 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
103 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
104 * config/ms1/ms1.c: #include basic-block.h
105 (struct machine_function): Add has_loops field.
107 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
108 (struct loop_info, struct loop_work): New.
109 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
110 (ms1_reorg_loops): New loop optimization.
111 (ms1_machine_reorg): Call it.
112 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
114 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
116 PR tree-optimization/25248
117 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
118 evolution_of_loop from the failed attempt. Remove handling
121 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
123 * tree.h (DECL_EXTERNAL): Clarify documentation.
125 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
126 Jakub Jelinek <jakub@redhat.com>
129 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
130 argument. Don't drop outer ANDs.
131 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
132 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
134 * config/s390/predicates.md (setmem_operand): Remove.
135 (shift_count_operand): Rename to...
136 (shift_count_or_setmem_operand): ... this. Adjust
137 s390_decompose_shift_count caller.
138 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
139 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
140 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
141 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
142 rotl<mode>3_and, setmem_long_and): New insns.
143 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
144 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
145 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
146 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
147 of shift_count_operand.
148 (setmem_long): Use shift_count_or_setmem_operand instead of
151 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
152 Andreas Tobler <a.tobler@schweiz.ch>
154 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
157 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
159 * expr.c (force_operand): Use convert_to_mode for conversions.
161 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
163 * reload.h (reg_equiv_invariant): Declare.
164 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
165 register also when reg_equiv_invariant[R] is set.
167 2005-12-07 Richard Sandiford <richard@codesourcery.com>
168 Andreas Tobler <a.tobler@schweiz.ch>
170 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
172 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
174 * tree-ssa-pre.c (bitmap_set_and): New function.
175 (bitmap_set_and_compl): New function.
176 (bitmap_set_empty_p): New function.
177 (insert_extra_phis): New function.
178 (compute_avail): Use insert_extra_phis.
180 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
182 * config/s390/s390.c (s390_expand_atomic): New function.
183 Adjust comment of helper functions.
184 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
185 * config/s390/s390.md ("ATOMIC"): New code macro.
186 ("atomic"): Corresponding new code attribute.
187 ("sync_lock_test_and_set[hq]i",
188 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
190 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
192 * config/s390/s390.c (s390_expand_mask_and_shift,
193 struct alignment_context, init_alignment_context,
194 s390_expand_cs_hqi): New.
195 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
196 * config/s390/s390.md ("sync_compare_and_swaphi",
197 "sync_compare_and_swapqi"): New pattern.
199 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
201 Fix PR tree-optimization/25291
202 * tree-ssa-operands.c (add_call_clobber_ops): Remove
203 redundant and crashing check.
205 2005-12-08 Alan Modra <amodra@bigpond.net.au>
208 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
209 tests further when !strict && reload_in_progress.
210 (print_operand): Check that both operands of indexed address are regs.
211 (print_operand_address): Likewise.
212 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
213 (INT_REG_OK_FOR_BASE_P): Correct.
215 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
217 Preparation for PR rtl-optimization/20070 / part1
218 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
219 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
220 outgoing_edges_match.
221 (outgoing_edges_match): Use condjump_equiv_p.
222 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
224 * struct-equiv.c: New file.
225 (death_notes_match_p) New function, broken out of insns_match_p.
226 * Makefile.in (OBJS-common): Add struct-equiv.o.
227 (struct-equiv.o): New target.
229 2005-12-07 Richard Sandiford <richard@codesourcery.com>
231 * coretypes.h: Revert previous change.
232 * config/darwin.h: Revert previous reversion.
233 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
235 2005-12-07 Richard Sandiford <richard@codesourcery.com>
237 * coretypes.h (section): Provide dummy definition for target files.
238 * config/darwin.h: Revert previous change.
240 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
242 * doc/sourcebuild.texi (all.build, install-normal): Remove.
243 * configure.ac: Remove all.build and install-normal from target_list
244 * configure: Regenerate.
245 * Makefile.in (install): Don't depend on install-normal.
247 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
249 * Makefile.in: Document the use of stamps.
251 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
253 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
254 * Makefile.in: Add code to compute some dependencies on s-gtype
255 automatically. Remove the declaration of those dependencies.
257 2005-12-07 Richard Sandiford <richard@codesourcery.com>
259 * gcc/reload.c (push_secondary_reload): Fix typo:
260 s/insn_constraint/scratch_constraint/.
262 2005-12-07 Richard Sandiford <richard@codesourcery.com>
264 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
266 2005-12-07 Richard Sandiford <richard@codesourcery.com>
268 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
269 (alpha_elf_select_rtx_section): Return the selected section rather
270 than emitting assembly code.
271 (alpha_write_linkage): Emit a ".link" directive directly and then
272 set in_section to NULL.
273 (vms_asm_out_constructor): Use switch_to_section.
274 (vms_asm_out_destructor): Likewise.
275 (unicosmk_output_common): Set in_section to NULL instead of calling
276 the dummy common_section function.
277 (unicosmk_text_section): Delete in favor of...
278 (unicosmk_output_text_section_asm_op): ...this new function.
279 (unicosmk_data_section): Delete in favor of...
280 (unicosmk_output_data_section_asm_op): ...this new function.
281 (unicosmk_init_sections): New function.
282 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
283 (unicosmk_output_ssib): Set in_section to NULL instead of calling
284 the dummy ssib_section function.
285 (unicosmk_section_buf): Delete.
286 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
287 (unicosmk_data_section): Delete.
288 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
289 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
290 (SECTION_FUNCTION_TEMPLATE): Delete.
291 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
292 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
293 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
294 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
295 (TARGET_ASM_INIT_SECTIONS): Define.
296 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
297 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
298 (link_section, literals_section): Delete.
299 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
300 set in_section to NULL.
302 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
303 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
304 (COMMON_SECTION): Delete.
305 (TARGET_ASM_INIT_SECTIONS): Define.
306 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
307 the dummy common_section function.
308 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
309 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
310 between readonly_data_section and text_section to check whether
311 read-only data is being put in the text section.
312 (arm_output_function_epilogue): Use switch_to_section.
313 (arm_elf_asm_constructor): Likewise.
314 (thumb_call_via_reg): Replace call to in_text_section with
315 a comparison between in_section and text_section.
316 (arm_file_end): Use switch_to_section.
317 (aof_text_section): Delete in favor of...
318 (aof_output_text_section_asm_op): ...this new function.
319 (aof_data_section): Delete in favor of...
320 (aof_output_data_section_asm_op): ...this new function.
321 (aof_asm_init_sections): New function.
322 (zero_init_section): Moved from config/arm/aof.h.
323 (aof_dump_imports, aof_file_start): Use switch_to_section.
324 * config/arm/arm.h (thumb_call_via_label): Update comment.
325 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
326 (common_section): Delete.
327 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
328 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
329 global switch_to_section function instead of the old port-local one.
330 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
331 (SWITCH_TO_SECTION_FUNCTION): Delete.
332 (drectve_section): Redefine as a macro.
333 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
334 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
337 * config/avr/avr.c (progmem_section): New variable.
338 (avr_output_progmem_section_asm_op): New function.
339 (avr_asm_init_sections): New function.
340 (avr_output_addr_vec_elt): Use switch_to_section.
341 * config/avr/avr.h (progmem_section): Declare.
342 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
343 (READONLY_DATA_SECTION): Delete.
344 (TARGET_ASM_INIT_SECTIONS): Define.
345 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
346 * config/avr/avr-protos.h (progmem_section): Delete.
348 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
350 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
351 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
353 * config/darwin-sections.def: New file.
354 * config/darwin.c: Define all sections in darwin-sections.def.
355 (output_objc_section_asm_op, darwin_init_sections): New functions.
356 (machopic_output_indirection): Use switch_to_section.
357 (machopic_select_section): Return the selected section rather than
358 emitting assembly code. Replace the static function table with
359 inline conditional expressions. Update the tests of last_text_section
360 and move them into the FUNCTION_DECL block.
361 (machopic_select_rtx_section): Return the selected section rather than
362 emitting assembly code.
363 (machopic_asm_out_constructor, machopic_asm_out_destructor)
364 (darwin_file_end): Use switch_to_section.
365 * config/darwin.h: Use darwin-sections.def to declare sections.
366 (INIT_SECTION_ASM_OP): Remove empty definition.
367 (HAS_INIT_SECTION): Define this instead.
368 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
369 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
370 (TARGET_ASM_EH_FRAME_SECTION): Delete.
371 (TARGET_ASM_INIT_SECTIONS): Define.
372 * config/darwin-protos.h (darwin_init_sections): Declare.
373 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
374 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
375 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
376 (constructor_section, destructor_section, mod_init_section): Delete.
377 (mod_term_section): Delete.
378 (darwin_exception_section, darwin_eh_frame_section): Delete.
379 (machopic_select_section): Return a section.
380 (machopic_select_rtx_section): Likewise.
381 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
382 (const_section, const_coal_section, const_data_section): Delete.
383 (const_data_coal_section, data_coal_section, cstring_section): Delete.
384 (literal4_section, literal8_section, constructor_section): Delete.
385 (mod_init_section, mod_term_section, destructor_section): Delete.
386 (objc_class_section, objc_meta_class_section, objc_category_section)
387 (objc_class_vars_section, objc_instance_vars_section): Delete.
388 (objc_cls_meth_section, objc_inst_meth_section): Delete.
389 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
390 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
391 (objc_symbols_section, objc_module_info_section): Delete.
392 (objc_image_info_section, objc_protocol_section): Delete.
393 (objc_string_object_section, objc_constant_string_object_section)
394 (objc_class_names_section, objc_meth_var_names_section): Delete.
395 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
396 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
397 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
398 (darwin_exception_section, darwin_eh_frame_section): Delete.
399 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
401 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
402 (frv_asm_out_destructor): Likewise.
403 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
404 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
405 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
407 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
408 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
409 (data_section): Delete.
411 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
412 (DRECTVE_SECTION_FUNCTION): Delete.
413 (drectve_section): Redefine as a macro that sets in_section after
414 emitting the directive.
415 (SWITCH_TO_SECTION_FUNCTION): Delete.
416 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
417 in_text_section with comparison between in_section and text_section.
418 * config/i386/i386.c (x86_64_elf_select_section): Return the section
419 rather than emitting assembly code. Use get_named_section.
420 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
422 (machopic_output_stub): Use switch_to_section.
423 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
424 (nwld_named_section_asm_out_destructor): Use get_section and
427 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
428 rather than emitting assembly code.
429 (ia64_rwreloc_select_section): Likewise.
430 (ia64_rwreloc_select_rtx_section): Likewise.
431 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
432 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
434 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
435 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
437 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
438 section rather than emitting assembly code.
439 (iq2000_select_section): Likewise.
440 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
441 (sbss_section): Delete.
443 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
444 and get_named_section.
445 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
447 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
448 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
449 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
450 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
452 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
453 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
454 global switch_to_section function instead of the old port-local one.
455 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
456 (SWITCH_SECTION_FUNCTION): Delete.
457 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
458 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
459 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
460 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
462 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
463 global switch_to_section function instead of the old port-local one.
464 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
466 * config/mips/mips.c (mips_file_start): Update comment.
467 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
468 (mips_output_aligned_decl_common): Use switch_to_section.
469 (mips_select_rtx_section): Return the section rather than emitting
470 assembly code. Use get_named_section.
471 (mips_function_rodata_section: Likewise get_section.
472 (build_mips16_function_stub): Use switch_to_section.
473 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
474 (SDATA_SECTION_ASM_OP): Delete.
475 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
476 (EXTRA_SECTION_FUNCTIONS): Delete.
478 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
479 (mmix_asm_output_aligned_local): Use switch_to_section.
481 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
482 (som_one_only_readonly_data_section): New variables.
483 (pa_output_function_epilogue): Set in_section to NULL instead of
484 calling forget_section.
485 (output_deferred_plabels): Use select_section.
486 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
487 of calling forget_section.
488 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
489 (pa_asm_output_aligned_local): Use select_section.
490 (som_text_section_asm_op): Delete in favor of...
491 (som_output_text_section_asm_op): ...this new function.
492 (pa_som_asm_init_sections): New function.
493 (pa_select_section): Return the section rather than emitting
495 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
496 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
497 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
498 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
499 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
500 (som_readonly_data_section, som_one_only_readonly_data_section)
501 (som_one_only_data_section, forget_section): Delete.
502 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
503 (TARGET_ASM_INIT_SECTIONS): Define.
504 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
506 * config/rs6000/rs6000.c (read_only_data_section): New variable.
507 (private_data_section, read_only_private_data_section): New variables.
508 (sdata2_section, toc_section): New variables.
509 (rs6000_file_start): Use switch_to_section.
510 (rs6000_assemble_integer): Use comparisons against in_section
511 instead of calling in_toc_section and in_text_section. Use
512 unlikely_text_section_p.
513 (rs6000_elf_output_toc_section_asm_op): New function, derived
514 from the old rs6000/sysv4.h toc_section function.
515 (rs6000_elf_asm_init_sections): New function.
516 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
517 the section rather than emitting assembly code.
518 (machopic_output_stub): Use switch_to_section.
519 (toc_section): Delete dummy function.
520 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
521 switch_to_section and get_section.
522 (rs6000_xcoff_output_readonly_section_asm_op): New function.
523 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
524 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
525 the old rs6000/xcoff.h toc_section function.
526 (rs6000_xcoff_asm_init_sections): New function.
527 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
528 the section rather than emitting assembly code.
529 (rs6000_xcoff_file_start): Use switch_to_section.
530 (rs6000_xcoff_file_end): Likewise.
531 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
532 (sdata2_section, sbss_section, private_data_section): Delete.
533 (read_only_data_section, read_only_private_data_section): Delete.
534 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
535 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
536 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
537 (FINI_SECTION_FUNCTION): Delete.
538 (TARGET_ASM_INIT_SECTIONS): Define.
539 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
540 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
541 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
542 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
543 (READONLY_DATA_SECTION): Delete.
544 (TARGET_ASM_INIT_SECTIONS): Define.
545 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
546 to NULL rather than no_section.
547 (TARGET_ASM_EXCEPTION_SECTION): Delete.
549 * config/sh/sh.c (sh_file_start): Use switch_to_section.
551 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
552 (sparc_output_deferred_case_vectors): Likewise. Remove argument
553 from call to current_function_section.
555 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
556 (bss100_section): New variable.
557 (xstormy16_asm_output_aligned_common): Use switch_to_section.
558 (xstormy16_asm_init_sections): New function.
559 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
560 switch_to_section and get_section.
561 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
562 from calls to current_function_section.
563 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
564 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
565 (TARGET_ASM_INIT_SECTIONS): Define.
566 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
568 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
569 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
570 (FINI_SECTION_FUNCTION): Delete.
572 * config/v850/v850.c: Include gt-v850.h.
573 (rosdata_section, rozdata_section, tdata_section, zdata_section)
574 (zbss_section): New variables.
575 (v850_output_aligned_bss): Use switch_to_section.
576 (v850_asm_init_sections): New function.
577 (v850_select_section): Return the section rather than emitting
579 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
580 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
581 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
582 (TARGET_ASM_INIT_SECTIONS): Define.
583 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
584 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
585 (zbss_section): Delete.
587 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
589 * config/vx-common.h (vxworks_exception_section): Delete.
590 (TARGET_ASM_EXCEPTION_SECTION): Delete.
592 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
593 section rather than emitting assembly code.
594 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
597 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
598 * coretypes.h (section): New union and typedef.
599 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
600 from call to current_function_section.
601 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
602 (dbxout_symbol_location): Use switch_to_section.
603 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
604 most of the code into...
605 (default_eh_frame_section): ...here. Return a section.
606 (collect2_eh_frame_section): Delete, moving most of the code into..
607 (switch_to_eh_frame_section): ...this new function.
608 (debug_info_section, debug_abbrev_section, debug_aranges_section)
609 (debug_macinfo_section, debug_line_section, debug_loc_section)
610 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
612 (output_call_frame_info): Call switch_to_eh_frame_section instead of
613 eh_frame_section. Use switch_to_section and get_section.
614 (dwarf2out_begin_prologue): Use switch_to_section.
615 (AT_string_form): Check the flags in debug_str_section instead of
616 DEBUG_STR_SECTION_FLAGS.
617 (output_comp_unit): Use switch_to_section, get_section, and
619 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
620 (dwarf2out_begin_block): Use switch_to_section. Remove argument
621 from call to current_function_section.
622 (dwarf2out_var_location): Use unlikely_text_section_p.
623 (dwarf2out_source_line): Use switch_to_section. Remove argument
624 from call to current_function_section.
625 (dwarf2out_start_source_file, dwarf2out_end_source_file)
626 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
627 debug_macinfo_section.
628 (dwarf2out_init): Initialize the new section variables. Use them
629 instead of calls to named_section_flags. Use switch_to_section.
630 (output_indirect_string): Use switch_to_section and debug_str_section.
631 (dwarf2out_finish): Use switch_to_section and the new section
633 * except.c (default_exception_section): Return the section instead
634 of emitting assembly code.
635 (output_function_exception_table): Use the global exception_section
636 variable instead of the target hook. Use switch_to_section. Remove
637 argument from call to current_function_section.
638 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
639 (shorten_branches): Use pointer comparisons to detect whether the
640 text section is the same as readonly_data_section.
641 (profile_function): Use switch_to_section. Remove argument from
642 call to current_function_section.
643 (final_scan_insn): Likewise. Update use of last_text_section.
644 * gengtype.c (open_base_files): Add an include of output.h.
645 * output.h (text_section, data_section, readonly_data_section)
646 (ctors_section, dtors_section, bss_section, init_section)
647 (fini_section, sdata_section): Turn into section pointers.
648 (in_text_section, in_unlikely_text_section, exports_section)
649 (drectve_section, named_section, mergeable_string_section)
650 (last_text_section_name): Delete.
651 (default_exception_section, default_eh_frame_section): Return sections.
652 (SECTION_DECLARED, SECTION_NAMED): New macros.
653 (SECTION_MACH_DEP): Bump value.
654 (section_common, named_section, unnamed_section): New structures.
655 (unnamed_section_callback): New typedef.
656 (section): New union.
657 (sbss_section, exception_section, eh_frame_section): New variables.
658 (in_section, last_text_section): Turn into section pointers.
659 (get_unnamed_section, get_section, get_named_section): New functions.
660 (mergeable_constant_section, function_section): Return a section.
661 (unlikely_text_section): Likewise.
662 (current_function_section): Likewise. Remove the decl argument.
663 (unlikely_text_section_p, switch_to_section): New functions.
664 (output_section_asm_op): New function.
665 (set_named_section_flags, named_section_flags, named_section_real)
666 (named_section_first_declaration): Delete.
667 (default_select_section, default_elf_select_section): Return a section.
668 (default_elf_select_section_1, default_function_rodata_section)
669 (default_no_function_rodata_section, default_select_rtx_section)
670 (default_elf_select_rtx_section): Likewise.
671 * rtl.h (in_data_section): Delete.
672 * sdbout.c (sdbout_one_type): Use switch_to_section.
673 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
674 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
675 (TARGET_ASM_EH_FRAME_SECTION): Poison.
676 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
677 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
678 (TARGET_ASM_OUT): Update after above changes.
679 * target.h (init_sections): New hook.
680 (exception_section, eh_frame_section): Delete.
681 (select_section, select_rtx_section, function_rodata_section): Return
682 a section rather than emitting assembly code.
683 * varasm.c (text_section, data_section, readonly_data_section)
684 (ctors_section, dtors_section, bss_section, init_section)
685 (fini_section): Turn into section pointers.
686 (sdata_section, sbss_section, exception_section): New variables.
687 (eh_frame_section): New variable.
688 (in_section): Make global and turn into a section pointer.
689 (last_text_section): Turn into a section pointer.
690 (unnamed_sections): New variable.
691 (in_named_name, last_text_section_name): Delete.
692 (EXTRA_SECTION_FUNCTIONS): Delete.
693 (in_named_entry): Delete.
694 (section_htab): New variable, replacing...
695 (in_named_htab): ...this deleted variable.
696 (section_entry_eq, section_entry_hash): New functions, based on...
697 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
698 (get_unnamed_section, get_section): New functions.
699 (unlikely_text_section): Return a section instead of emitting
701 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
702 (get_named_section_flags, named_section_first_declaration): Delete.
703 (unlikely_text_section_p): New function.
704 (named_section_real, named_section): Delete.
705 (get_named_section): New function.
706 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
707 (function_section): Return a section rather than emitting
709 (current_function_section): Likewise. Remove argument. Use
710 last_text_section if nonnull, otherwise use function_section.
711 (default_function_rodata_section): Return a section rather than
712 emitting assembly code. Use get_section.
713 (default_no_function_rodata_section): Return a section rather than
714 emitting assembly code.
715 (variable_section): Use switch_to_section and get_named_section.
716 (mergeable_string_section): Return a section rather than emitting
717 assembly code. Use get_section. Make static. Don't take special
718 countermeasures for empty strings.
719 (mergeable_constant_section): Return a section rather than emitting
720 assembly code. Use get_section.
721 (default_named_section_asm_out_destructor): Use switch_to_section
723 (default_dtor_section_asm_out_destructor): Use switch_to_section.
724 (default_named_section_asm_out_constructor): Use switch_to_section
726 (default_ctor_section_asm_out_constructor): Use switch_to_section.
727 (assemble_start_function): Likewise. Set last_text_section to
728 NULL rather than no_section. Change the type of save_section.
729 (assemble_zeros, assemble_variable): Use the section flags to detect
730 whether or not a section is text.
731 (assemble_static_space): Use switch_to_section.
732 (assemble_trampoline_template): Likewise.
733 (output_constant_def_contents): Use switch_to_section and
735 (output_constant_pool_1): Use switch_to_section. Use the section
736 flags to see whether sections contain mergeable data.
737 (init_varasm_once): Initialize section_htab instead of in_named_htab.
738 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
739 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
740 whether a section has already been declared.
741 (default_select_section, default_elf_select_section): Return a
742 section rather than emitting assembly code.
743 (default_elf_select_section_1): Likewise. Use bss_section for
744 SECCAT_BSS if nonnull. Use get_named_section.
745 (default_select_rtx_section): Return a section rather than
746 emitting assembly code.
747 (default_elf_select_rtx_section): Likewise. Use get_named_section.
748 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
749 (output_section_asm_op, switch_to_section): New functions.
750 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
753 * doc/tm.texi: Expand the introduction to the sections documentation.
754 (TRAMPOLINE_SECTION): Document new interface.
755 (SDATA_SECTION_ASM_OP): Document new macro.
756 (READONLY_DATA_SECTION): Delete.
757 (SDATA_SECTION_ASM_OP): Document new macro.
758 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
759 (TARGET_ASM_INIT_SECTIONS): Document new hook.
760 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
761 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
762 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
764 2005-12-07 Alan Modra <amodra@bigpond.net.au>
766 * gcc.c (init_gcc_specs): Match braces inside conditionally
769 2005-12-06 Geoffrey Keating <geoffk@apple.com>
771 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
773 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
776 * tree.c (integer_all_onesp): Always return true if all bits on.
778 * testsuite/g++.dg/init/array0.C: New.
780 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
782 * doc/md.texi: Adapt to implementation.
784 2005-12-06 Andreas Schwab <schwab@suse.de>
786 * opts.c (decode_options): Fix typo in message.
788 2005-12-06 Alan Modra <amodra@bigpond.net.au>
791 * longlong.h: Merge PPC tests from upstream.
793 2005-12-06 Richard Guenther <rguenther@suse.de>
795 * fold-const.c (fold_convert): Do not build and fold
796 CONVERT_EXPR, but always use NOP_EXPR.
798 2005-12-06 Jan Beulich <jbeulich@novell.com>
800 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
801 __builtin_ia32_paddq and __builtin_ia32_subq.
802 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
803 __builtin_ia32_pshufw.
804 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
806 2005-12-05 James E Wilson <wilson@specifix.com>
809 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
812 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
814 * print-tree.c (print_node): Ditto.
815 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
816 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
817 before accessing DECL_ARTIFICIAL.
818 Handle new tag tree codes.
819 * tree-flow-inline.h (clear_call_clobbered): Update for tag
821 (unmodifiable_var_p): Ditto.
822 * tree-flow.h (mem_tag_kind): Remove.
823 (struct var_ann_d): Remove mem_tag_kind member.
824 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
825 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
826 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
827 (group_aliases): Ditto.
828 (setup_pointers_and_addressables): Ditto.
829 (is_escape_site): Ditto.
830 (may_alias_p): Ditto.
831 (create_tag_raw): New function.
832 (create_memory_tag): Use it.
833 (dump_alias_info): Update for tags.
834 (may_be_aliased): Ditto.
835 (add_type_alias): Ditto.
836 (new_type_alias): Ditto.
838 (create_structure_vars): Ditto.
839 * tree-ssa-ccp.c (get_default_value): Ditto.
840 * tree-ssa-operands.c (get_expr_operands): Ditto.
841 (add_stmt_operand): Ditto.
842 (add_call_clobber_ops): Remove duplicated condition.
843 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
845 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
846 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
847 * tree.c (init_ttree): Update structures for new tree codes.
848 (tree_code_size): Update sizes for new tree codes.
849 (make_node_stat): Don't try to set common things on minimal
851 (tree_node_structure): Update for tags.
852 (is_global_var): Ditto.
853 * tree.def: Add new tree codes.
854 * tree.h (MTAG_P): New macro.
855 (TREE_MEMORY_TAG_CHECK): Ditto.
856 (SSA_VAR_P): Update for tags.
857 (struct tree_memory_tag): New structure.
858 (MTAG_GLOBAL): New macro.
859 (union tree_node): Add memory tag member.
860 * treestruct.def (TS_MEMORY_TAG): New.
862 2005-12-05 Dale Johannesen <dalej@apple.com>
864 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
865 what was approved (PR 24323).
867 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
869 * doc/c-tree.texi (Function Bodies): Remove description of
872 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
874 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
875 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
876 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
877 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
878 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
881 2005-12-05 Geoffrey Keating <geoffk@apple.com>
883 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
885 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
886 hook_bool_void_false.
887 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
888 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
890 * config/darwin.c (machopic_select_section): It's not defined
891 as weak if it's only marked as weak_import.
893 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
896 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
897 A hidden weak object does bind locally. Strong linkonce data
898 counts like any other strong symbol for binding.
899 (weak_finish_1): Don't specially handle weakrefs, they no longer
901 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
902 * c-common.c (handle_alias_attribute): Allow static aliases
904 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
905 * gthr-dce.h: Make weakrefs static.
906 * gthr-tpf.h: Likewise.
907 * gthr-solaris.h: Likewise.
908 * gthr-posix.h: Likewise.
909 * gthr-posix95.h: Likewise.
910 * config/darwin.c (darwin_encode_section_info): static weakref
911 variables are not necessarily defined in this translation unit.
912 * doc/extend.texi (Function Attributes): Mention that an alias
913 attribute creates a definition for the thing it's attached to.
914 Change the documentation for weakref to say that the thing
915 it's attached to must be static.
917 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
918 we don't go into an infinite loop.
920 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
922 * config/rs6000/predicates.md (logical_const_operand): Split
923 out of logical_operand.
924 (logical_operand): Use it.
925 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
926 logical_const_operand.
928 2005-12-05 Jan Beulich <jbeulich@novell.com>
930 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
931 and IX86_BUILTIN_CMPNESS.
932 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
933 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
934 * config/i386/i386.md (movti_internal): Correct type attribute.
935 Simplify mode attribute.
936 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
937 Correct type attribute.
938 (absxf2): Correct operator.
939 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
940 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
941 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
943 (sse2_vmsqrtv2df2): Correct mode attribute.
945 2005-12-05 Jan Beulich <jbeulich@novell.com>
947 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
948 16 bits. Provide insn pattern for this case.
950 2005-12-05 Jan Beulich <jbeulich@novell.com>
952 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
954 (__popcountDI2): Likewise.
956 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
959 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
960 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
961 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
964 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
966 * c-typeck.c (null_pointer_constant_p): New function.
967 (build_conditional_expr, build_c_cast, convert_for_assignment,
968 build_binary_op): Use it.
970 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
972 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
973 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
975 (check_function_arguments_recurse): Allow both NOP_EXPR and
976 CONVERT_EXPR but check conversions preserve precision.
977 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
978 but check conversions preserve precision.
979 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
982 2005-12-04 Roger Sayle <roger@eyesopen.com>
985 * common.opt (Wstring-literal-comparison): New command line option.
986 * c-opts.c (c_common_handle_option): Set it with -Wall.
987 * c-typeck.c (parser_build_binary_op): Issue warning if either
988 operand of a comparison operator is a string literal, except for
989 testing equality or inequality against NULL.
991 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
993 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
995 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
996 of building a NOP_EXPR.
997 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
999 * c-convert.c (convert): Use fold_convert instead of building
1000 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1001 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1003 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1004 NOP_EXPR the same as CONVERT_EXPR.
1005 * c-typeck.c (build_function_call): Use fold_convert instead of
1006 building a NOP_EXPR directly.
1007 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1009 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1011 PR rtl-optimization/25197
1012 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1015 2005-12-02 Stuart Hastings <stuart@apple.com>
1017 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1020 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1022 * c-typeck.c (default_function_array_conversion,
1023 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1024 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1025 orig_op2. Don't check them for NOP_EXPR.
1026 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1027 around integer zero.
1029 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1031 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1032 toc_save_offset, toc_size, lr_size.
1033 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1034 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1035 Adjust for removal of unused rs6000_stack_t fields.
1036 (debug_stack_info): Adjust.
1037 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1038 first, and don't bother checking for set/inc of lr on sibcalls.
1039 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1041 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1044 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1045 5 if operand 1 is not aligned. Undo previous constraint change.
1046 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1048 2005-12-02 Richard Guenther <rguenther@suse.de>
1050 * tree.h (build): Remove prototype.
1051 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1052 * tree.c (build): Remove.
1053 (build0_stat): Update comment.
1055 2005-12-02 Richard Guenther <rguenther@suse.de>
1057 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1058 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1060 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1061 maybe_fold_offset_to_component_ref): Likewise.
1062 * tree-ssa-dom.c (thread_across_edge,
1063 simplify_rhs_and_lookup_avail_expr,
1064 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1066 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1067 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1068 lower_try_finally_switch): Likewise.
1069 * tree-if-conv.c (add_to_dst_predicate_list,
1070 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1071 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1072 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1073 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1074 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1075 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1076 gimplify_init_ctor_eval, gimplify_init_constructor,
1077 gimplify_variable_sized_compare, gimplify_boolean_expr,
1078 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1079 gimplify_expr, gimplify_body, gimplify_function_tree,
1080 force_gimple_operand): Likewise.
1081 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1082 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1083 mx_register_decls): Likewise.
1084 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1085 get_frame_field, finalize_nesting_tree_1): Likewise.
1086 * tree-inline.c (setup_one_parameter): Likewise.
1087 * tree-vect-transform.c (vectorizable_condition): Likewise.
1088 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1090 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1091 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1092 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1093 * tree-chrec.h (build_polynomial_chrec): Likewise.
1095 2005-12-02 Richard Guenther <rguenther@suse.de>
1097 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1098 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1099 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1100 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1101 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1102 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1103 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1105 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1106 sh_adjust_unroll_max): Likewise.
1107 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1108 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1109 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1111 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1113 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1116 2005-12-02 Richard Guenther <rguenther@suse.de>
1118 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1119 simplify_cond_using_ranges): Use buildN instead of build.
1120 * tree-tailcall.c (adjust_accumulator_values,
1121 adjust_return_value): Likewise.
1122 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1123 generate_element_copy, generate_element_zero,
1124 generate_one_element_init): Likewise.
1125 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1126 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1127 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1128 perfect_nestify): Likewise.
1130 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1132 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1134 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1136 * ggc.h (GGC_RESIZEVEC): New.
1138 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1140 * gcc.c (execute): Improve readability.
1142 2005-12-02 Richard Guenther <rguenther@suse.de>
1144 * tree-cfg.c (mark_used_vars): New function.
1145 (dump_function_to_file): Dump only used VAR_DECLs.
1147 2005-12-02 Richard Guenther <rguenther@suse.de>
1149 * convert.c (convert_to_integer): Fix compare for nonpositive
1150 constant to use tree_int_cst_sgn <= 0.
1152 2005-12-02 Richard Guenther <rguenther@suse.de>
1154 * convert.c (convert_to_integer): Use fold_convert instead
1155 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1156 instead of comparing against 0. Use build_int_cst instead
1157 of converting integer_zero_node.
1159 2005-12-02 Richard Guenther <rguenther@suse.de>
1161 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1164 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1167 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1170 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1173 * function.c (expand_function_end): Emit blockage for unwinder
1176 2005-12-01 Roger Sayle <roger@eyesopen.com>
1178 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1179 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1180 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1181 integer constant comparisons.
1183 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1184 Janis Johnson <janis187@us.ibm.com>
1185 David Edelsohn <dje@watson.ibm.com>
1186 Ben Elliston <bje@au.ibm.com>
1188 * dfp.h, dfp.c: New files.
1189 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1190 (DECNUM_H): Likewise.
1191 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1192 (INCLUDES): Append $(DECNUMINC).
1193 (OBJS-common): Add dfp.o.
1195 * real.h (EXP_BITS): Pinch one bit to ..
1196 (struct real_value): Add decimal field.
1197 (real_format): Change table size, update documentation.
1198 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1199 (real_from_string3): Declare.
1200 (decimal_single_format): Declare.
1201 (decimal_double_format): Declare.
1202 (decimal_quad_format): Declare.
1203 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1204 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1205 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1206 * real.c: Include dfp.h.
1207 (normalize): Early return for decimal floats.
1208 (do_add): Zero decimal field.
1209 (do_compare): Call do_decimal_compare for decimal floats.
1210 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1211 (real_arithmetic): Call decimal_real_arithmetic for decimal
1212 floating point operands.
1213 (real_identical): If a and b are of differing radix, return false.
1214 (real_to_integer): Call decimal_real_to_integer if the value is a
1216 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1217 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1218 (real_to_hexadecimal): Place "N/A" in the return string for
1220 (real_from_string3): New variant, given a mode.
1221 (real_maxval): Use decimal_real_maxval for decimal floats.
1222 (round_for_format): Use decimal_round_for_format for decimals.
1223 (real_convert): Use decimal_real_convert where appropriate.
1224 (significand_size): Handle base 10.
1225 (encode_decimal_single, decode_decimal_single,
1226 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1227 decode_decimal_quad): New functions.
1228 (decimal_single_format): New.
1229 (decimal_double_format): New.
1230 (decimal_quad_format): New.
1231 * machmode.def: Add SD, DD and TD decimal floating point modes.
1232 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1233 Include MODE_DECIMAL_FLOAT.
1234 (DECIMAL_FLOAT_MODE_P): New.
1235 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1236 * genmodes.c (struct mode_data): Add counter field.
1237 (struct mode_data): Update comment for format.
1238 (blank_mode): Initialise counter field.
1239 (new_mode): Increment counter field for each mode defined.
1240 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1242 (make_complex_modes): Handle modes containing `D'.
1243 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1244 (make_decimal_float_mode): New.
1245 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1246 (cmp_modes): Compare counter field if other characteristics
1248 (emit_real_format_for_mode): Support formats for decimal floats.
1249 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1250 Document MODE_DECIMAL_FLOAT.
1252 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1254 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1257 2005-12-01 Richard Henderson <rth@redhat.com>
1259 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1261 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1263 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1265 * config/pa/pa.c (pa_init_builtins): If we detect
1266 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1269 2005-12-01 Richard Guenther <rguenther@suse.de>
1271 * fold-const.c (fold_binary): Use fold_build2, not
1274 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1276 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1278 * vec.h (VEC_block_remove): New.
1280 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1283 * c-common.c (lvalue_error): Fix wording.
1285 2005-12-01 Richard Guenther <rguenther@suse.de>
1287 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1288 thinko in last patch.
1290 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1292 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1293 than -flat_namespace.
1295 2005-12-01 Ben Elliston <bje@au.ibm.com>
1297 * mklibgcc.in: Parameterise the script to build soft float
1298 functions by iterating over each type, rather than cloning the
1301 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1304 * builtins.c (fold_builtin_fputs): Defer check for missing
1305 replacement functions.
1307 2005-11-30 Kean Johnston <jkj@sco.com>
1309 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1310 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1312 2005-11-30 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/22501
1315 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1316 function split out from ...
1317 (forward_propagate_addr_expr): ... here. Use it to propagate
1318 ADDR_EXPRs to all uses.
1320 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1322 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1323 * builtins.c (expand_builtin_mathfn): Use them.
1324 (expand_builtin_mathfn_2): Likewise.
1325 (expand_builtin_mathfn_3): Likewise.
1326 (expand_builtin_int_roundingfn): Likewise.
1327 (expand_builtin): Likewise.
1328 (integer_valued_real_p): Likewise.
1329 (fold_builtin_int_roundingfn): Likewise.
1330 (fold_builtin_bitop): Likewise.
1331 (fold_builtin_logarithm): Likewise.
1332 (fold_builtin_1): Likewise.
1333 * convert.c (convert_to_integer): Likewise.
1334 * fold-const.c (negate_mathfn_p): Likewise.
1335 (tree_expr_nonnegative_p): Likewise.
1337 2005-11-30 Dale Johannesen <dalej@apple.com>
1338 Andrew Pinski <pinskia@physics.uc.edu>
1340 * combine.c (find_split_point): Sign extend bitmask
1341 when changing bitfield assignment to IOR of AND.
1343 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1345 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1346 clobber to scratch reg.
1347 (*decrement_and_branch_until_zero_no_clobber): Remove.
1348 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1349 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1350 * config/ms1/ms1.opt (mmul): Remove.
1351 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1352 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1354 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1355 Bernd Schmidt <bernd.schmidt@analog.com>
1357 * pa/predicates.md (symbolic_operand): Add comment.
1358 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1359 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1360 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1361 (pa_secondary_reload_class): Delete.
1362 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1363 and pa_secondary_reload_class. Reorder some checks. Update inline
1364 copy of symbolic operand.
1365 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1367 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1369 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1372 2005-11-30 Jeff Law <law@redhat.com>
1374 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1375 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1377 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1379 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1380 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1381 (ia64_expand_move): Adjust caller.
1383 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1384 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1387 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1389 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1390 Always produce an output if we can remove NEGs or canonicalize
1391 (minus (minus ...)) expressions. Provide a fast path for the
1393 (simplify_gen_binary): Do not call simplify_plus_minus.
1394 (simplify_binary_operation_1): Reassociate at the end of the
1397 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1399 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1400 moves and unpack to speed up.
1402 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1404 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1405 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1406 (gen_v9_scc): Update callers.
1407 * config/sparc/sparc.md: Likewise.
1408 * config/sparc/sparc-protos.h: Update extern declaration.
1410 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1412 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1414 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1417 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1419 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1420 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1421 (negate_expr): Here.
1423 2005-11-29 Ben Elliston <bje@au.ibm.com>
1425 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1426 Fix typo in comment.
1428 2005-11-29 Ben Elliston <bje@au.ibm.com>
1430 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1431 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1433 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1437 * builtins.c (init_target_chars): New.
1438 (expand_builtin_printf, expand_builtin_fprintf,
1439 expand_builtin_sprintf, fold_builtin_sprintf,
1440 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1441 fold_builtin_snprintf_chk, fold_builtin_printf,
1442 fold_builtin_fprintf): Check for matching format strings using
1445 2005-11-29 Paul Brook <paul@codesourcery.com>
1447 * config.gcc: Do not use fixproto on m68k-elf.
1449 2005-11-28 Roger Sayle <roger@eyesopen.com>
1451 * expmed.c (div_cost): Replace with...
1452 (sdiv_cost, udiv_cost): New.
1453 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1454 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1455 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1456 (expand_divmod): Replace use of div_cost with either sdiv_cost
1457 or udiv_cost depending upon the signedness of the operation.
1459 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1462 * config/darwin.c (machopic_indirection_name,
1463 machopic_output_indirection): Follow transparent alias chain.
1465 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1467 * varasm.c (ultimate_transparent_alias_target): Add comment.
1469 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1471 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1472 SET_SRC instead of XEXP where appropriate.
1474 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1476 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1479 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1481 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1482 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1485 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1487 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1488 secondary_input_reload_class, made static. Adapt to new
1490 (secondary_output_reload_class): Delete.
1491 (TARGET_SECONDARY_RELOAD): New macro.
1492 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1493 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1495 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1498 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1499 when its natural alignment is > BITS_PER_UNIT.
1500 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1501 * c-common.c (handle_packed_attribute): Ignore packing on a field
1502 whose type is naturally char aligned.
1504 2005-11-28 Richard Guenther <rguenther@suse.de>
1506 * c-common.c (strict_aliasing_warning): Handle all
1507 component-ref like accesses.
1509 2005-11-28 Roger Sayle <roger@eyesopen.com>
1510 Uros Bizjak <uros@kss-loka.si>
1513 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1514 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1515 when flag_unsafe_math_optimizations is set and
1516 we don't care about NaNs or Infinities.
1518 Move x/expN(y) and x/pow(y,z) transformation into common
1519 flag_unsafe_math_optimizations section.
1521 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1523 * gcc.c (main): Change type of argv to "char **".
1525 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1527 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1528 small data sections.
1529 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1530 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1531 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1532 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1533 output locals to sbss if !rs6000_elf_in_small_data_p.
1534 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1536 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1539 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1540 generated by reload.
1541 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1542 indexed_or_indirect_address.
1543 (indexed_or_indirect_address): Don't test for base reg. Call
1544 address_operand last. Make it a special predicate.
1546 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1548 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1550 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1553 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1555 (negate_expr): Likewise.
1557 2005-11-27 Andreas Schwab <schwab@suse.de>
1559 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1562 2005-11-27 Steven Bosscher <stevenb@suse.de>
1564 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1565 has EH predecessor edges.
1567 2005-11-26 Eric Christopher <echristo@apple.com>
1569 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1570 register stalls by zero extending to the full register.
1572 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1574 * config/floatunsisf.c, config/floatunsidf.c,
1575 config/floatunsixf.c, config/floatunsitf.c: New files.
1576 * config/ia64/t-hpux: Add floatunsitf.c.
1577 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1578 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1580 2005-11-26 Richard Henderson <rth@redhat.com>
1582 * c-lex.c (pragma_lex): Rename from c_lex.
1583 * c-pch.c: Update for pragma_lex rename.
1584 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1585 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1586 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1587 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1588 * doc/tm.texi: Likewise.
1590 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1593 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1594 when overflow is undefined.
1596 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1598 * doc/md.texi (Insn Canonicalizations): Refer to the
1599 function commutative_operand_precedence for further rules.
1601 2005-11-25 Roger Sayle <roger@eyesopen.com>
1604 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1605 is less than zero. Limit mult_cost to a reasonable upper bound for
1606 the synthetic multiplication sequence.
1608 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1611 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1612 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1613 Lookup the explicit replacement functions for any unlocked
1614 stdio builtin transformations.
1616 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1618 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1620 * targhooks.c (default_secondary_reload): Don't require operand 2
1621 for an input reload to be earlyclobber.
1623 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1625 * fold-const.c (negate_mathfn_p): Fix comment and add support
1626 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1629 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1632 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1633 _Q_ulltoq for unsigned conversions from SImode and DImode to
1636 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1638 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1639 (__floatundidf, __floatundisf): Likewise.
1641 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1643 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1644 (rs6000_override_options): Remove initialization of
1645 rs6000_sr_alias_set.
1646 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1647 (rs6000_emit_stack_tie): Same.
1648 (emit_frame_save): Same.
1649 (gen_frame_mem_offset): Same.
1650 (rs6000_emit_prologue): Same.
1651 (rs6000_emit_epilogue): Same.
1653 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1656 * fold-const.c (fold_build): Convert bool_var != 1 and
1657 bool_var == 0 to !bool_var.
1659 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1662 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1663 for C being INTEGER_CST. Likewise for !=.
1665 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1668 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1669 unsigned conversions from SImode to TFmode.
1671 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1673 * expr.c (expand_expr_real_1): Fix error in last change.
1675 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1677 * caller-save.c: (this_insn_sets): Move into:
1678 (save_call_clobbered_regs).
1679 (mark_set_regs): Get this_insn_sets from data.
1681 (save_call_clobbered_regs): Take sets of the return value by
1682 sibcalls into account.
1684 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1687 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1688 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1689 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1690 (memory_move_secondary_cost, init_reg_autoinc): Remove
1691 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1692 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1693 secondary_reload_class call.
1694 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1696 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1697 (push_secondary_reload): Use secondary_reload target hook.
1698 (secondary_reload_class, scratch_reload_class): New functions.
1699 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1700 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1701 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1702 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1703 (secondary_reload_class, scratch_reload_class): Declare.
1704 * reload1.c: Include target.h.
1705 (reload_adjust_reg_for_temp): New function.
1706 (reload_adjust_reg_for_icode): Likewise.
1707 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1708 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1710 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1711 for inheritance. Support case when both secondary & tertiary reloads
1712 are for intermediate registers.
1713 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1714 with secondary_reload_class call. Support case when both secondary
1715 & tertiary reloads are for intermediate registers.
1716 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1717 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1718 * target.h (secondary_reload_info): New struct / typedef.
1719 (struct gcc_target): New member secondary_reload.
1720 * targhooks.c Include reload.h, optabs.h and recog.h.
1721 (default_secondary_reload): New function.
1722 * targhooks.h (default_secondary_reload): Declare.
1723 * doc/tm.texi: Document secondary_reload target hook. Update
1724 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1725 * doc/md.texi: Likewise.
1727 * sh-protos.h (sh_secondary_reload): Declare.
1728 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1729 (sh_secondary_reload): New function.
1730 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1731 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1732 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1733 (HAVE_SECONDARY_RELOADS): Define.
1734 * sh.md (reload_indf): Rename to:
1736 (reload_outdf): Rename to:
1737 (reload_outdf__RnFRm).
1738 (reload_insf): Rename to:
1740 (reload_insi): Rename to:
1741 (reload_insi__i_fpul).
1743 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1745 * configure.ac: Require at least texinfo 4.4.
1746 * configure: Regenerate.
1748 * doc/install.texi (Tools/packages necessary for building GCC):
1749 Update required version of texinfo to at least 4.4.
1750 (Installing GCC: Building): Update required version of texinfo
1752 (Installing GCC: Final installation): Update required version
1753 of texi2dvi to at least 4.4.
1754 (Host/target specific installation notes for GCC): Update required
1755 version of texinfo to at least 4.4.
1757 2005-11-24 Richard Guenther <rguenther@suse.de>
1758 Dirk Mueller <dmueller@suse.de>
1761 * c-common.h (strict_aliasing_warning): Declare.
1762 * c-common.c (strict_aliasing_warning): New function,
1764 * c-typeck.c (build_c_cast): ... here.
1766 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1768 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1770 (swap_commutative_operands_with_target): New.
1772 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1774 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1775 also when doing PRE, rather than only for global CPROP.
1777 2005-11-24 Ben Elliston <bje@au.ibm.com>
1779 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1780 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1782 (expand_twoval_unop): Likewise.
1783 (widen_clz): Likewise.
1784 (expand_parity): Likewise.
1785 (expand_unop): Likewise.
1786 (emit_cmp_and_jmp_insn_1): Likewise.
1787 (prepare_float_lib_cmp): Likewise.
1789 2005-11-24 Ben Elliston <bje@au.ibm.com>
1791 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1792 Remove unused `class' variable.
1794 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1797 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1798 C/C++ diagnostic function warn_array_subscript_with_type_char.
1799 * c-common.h (warn_array_subscript_with_type_char): Declare.
1800 * c-common.c (warn_array_subscript_with_type_char): Define.
1802 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1805 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1806 compiling at the intersection of C and C++.
1808 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1810 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1811 List @file in the option summary. Include the libiberty
1812 documentation for @file.
1813 * gcc.c (main): Call expandargv.
1814 * Makefile.in (gcc-vers.texi): Define srcdir.
1816 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1818 * passes.c (init_optimization_passes): Document
1819 sequencing of passes.
1821 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1823 * config/m68k/predicates.md (pcrel_address, extend_operator,
1824 post_inc_operand, pre_dec_operand): Remove redundant
1826 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1828 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1830 2005-11-23 Ben Elliston <bje@au.ibm.com>
1832 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1834 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1836 Preparatory work for PR target/21623:
1837 * alpha.c (secondary_reload_class): Rename to:
1838 (alpha_secondary_reload_class).
1839 * alpha.h, alpha-protos.h: Likewise.
1840 * mn10300.c (secondary_reload_class): Rename to:
1841 (mn10300_secondary_reload_class).
1842 * mn10300.h, mn10300-protos.h: Likewise.
1843 * pa.c (secondary_reload_class): Rename to:
1844 (pa_secondary_reload_class).
1845 * pa.h, pa-protos.h: Likewise.
1846 * rs6000.c (secondary_reload_class): Rename to:
1847 rs6000_secondary_reload_class.
1848 * rs6000.h, rs6000-protos.h: Likewise.
1850 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1853 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1855 2005-11-22 Ian Lance Taylor <ian@airs.com>
1857 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1859 (prepare_cmp_insn): Likewise.
1861 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1864 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1865 if both operands[0] and operands[1] are memory.
1867 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1870 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1871 COMPARISON_CLASS_P and an integral types create create a new
1872 expression with the new type and fold that.
1874 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1877 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1878 to SUBTARGET_OS_CPP_BUILTINS.
1880 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1882 * arm.c (emit_set_insn): New function.
1883 (arm_split_constant): Call it.
1884 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1885 (arm_legitimize_address): Likewise. Use plus_constant.
1886 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1887 (thumb_expand_prologue): Likewise.
1888 (arm_gen_load_multiple): Use VOIDmode in SET.
1889 (arm_gen_store_multiple): Likewise.
1890 (vfp_emit_fstmx): Likewise. Use plus_constant.
1891 (emit_multi_reg_push): Likewise.
1892 (emit_sfm): Use plus_constant.
1894 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1897 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1900 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1903 * expmed.c (store_bit_field): Don't attempt to insv a field
1904 larger than the reg.
1906 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1909 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1910 explicit sign extension, not a (char) cast.
1912 2005-11-22 Ben Elliston <bje@au.ibm.com>
1914 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1915 GET_MODE_CLASS (x) == MODE_FLOAT.
1916 * config/i386/i386.c: Likewise.
1917 * config/rs6000/xcoff.h: Likewise.
1918 * config/rs6000/linux64.h: Likewise.
1919 * config/rs6000/rs6000.c: Likewise.
1920 * config/rs6000/rs6000.h: Likewise.
1921 * config/rs6000/predicates.md: Likewise.
1922 * config/rs6000/sysv4.h: Likewise.
1924 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1926 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1929 * config/alpha/freebsd.h, config/alpha/linux.h,
1930 config/arm/linux-elf.h, config/bfin/bfin.h,
1931 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1932 config/i386/beos-elf.h, config/i386/gnu.h,
1933 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1934 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1935 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1936 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1937 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1938 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1939 config/sparc/linux.h, config/sparc/linux64.h,
1940 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1942 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1943 are both defined when either flag -fpic or -fPIC are used.
1945 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1947 * config/fp-bit.c (clzusi): New function.
1948 (si_to_float, usi_to_float): Use it to compute proper shift.
1949 (usi_to_float): Preserve guard bits when shifting right.
1950 * libgcc-std.ver (GCC_4.2.0): New version.
1951 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1952 __floatundisf): New functions.
1953 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1954 __floatundisf): Declare.
1955 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1956 _floatundixf, and _floatunditf.
1957 * optabs.c (expand_float): If target does not define a pattern for
1958 signed or unsigned conversion, use an unsigned libcall instead of
1960 (init_optabs): Initialize ufloat_optab.
1962 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1964 * config/rs6000/rs6000.opt (mmulhw): New option.
1965 * doc/invoke.texi (-mmulhw): Document.
1966 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1968 * config/rs6000/rs6000.md: Add half-word multiply and
1969 multiply-accumulate instructions for 405 and 440.
1971 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1973 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1974 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1975 default now includes a linker group which makes the RTEMS one nest.
1977 2005-11-22 Ben Elliston <bje@au.ibm.com>
1979 * cse.c (fold_rtx): Typo fix.
1980 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1982 2005-11-21 Richard Henderson <rth@redhat.com>
1984 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1985 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1987 * c-tree.h (lookup_name): Move declaration ...
1988 * c-common.h (lookup_name): ... here.
1989 * config/darwin-c.c: Include c-common.h.
1990 * config/t-darwin: Update dependencies.
1992 2005-11-22 Ben Elliston <bje@au.ibm.com>
1994 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1995 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1996 * genopinit.c (gen_insn): Likewise.
1997 * reload.c (find_equiv_reg): Likewise.
1998 * loop.c (load_mems): Likewise.
1999 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2000 * cse.c (find_comparison_args, fold_rtx): Likewise.
2001 * dwarf2out.c (add_const_value_attribute): Likewise.
2002 * expr.c (convert_move): Likewise.
2003 * recog.c (general_operand, register_operand): Likewise.
2004 * reg-stack.c (replace_reg): Likewise.
2005 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2006 * c-common.c (handle_vector_size_attribute): Likewise.
2007 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2008 (simplify_binary_operation_1): Likewise.
2009 (simplify_const_binary_operation): Likewise.
2010 (simplify_relational_operation): Likewise.
2011 (simplify_const_relational_operation): Likewise.
2012 (simplify_immed_subreg): Likewise.
2013 * emit-rtl.c (gen_lowpart_common): Likewise.
2014 * expmed.c (expand_mult): Likewise.
2015 * stor-layout.c (layout_type): Likewise.
2017 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2020 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2021 cst2 only for SPE vectors.
2023 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2026 * config/rs6000/predicates.md (vrsave_operation): Check
2027 UNSPEC_VOLATILE value.
2029 2005-11-21 Jan Hubicka <jh@suse.cz>
2031 PR tree-optimization/24653
2032 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2034 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2036 * config/i386/predicates.md (ax_reg_operand): New predicate.
2037 (memory_displacement_only_operand): New predicate.
2038 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2039 operand is AX register and the other operand is memory operand
2040 with displacement only.
2042 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2044 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2045 if we don't care about NaNs or Infinities.
2047 2005-11-20 Ian Lance Taylor <ian@airs.com>
2049 PR rtl-optimization/24883
2050 * combine.c (combinable_i3pat): When checking whether the
2051 destination of i3 is used in i3, consider paradoxical subregs.
2053 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2056 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2058 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2060 * combine.c (try_combine): Do not run subst on i1src and i2src in
2061 the case of generating a PARALLEL for a comparison.
2063 2005-11-20 Richard Henderson <rth@redhat.com>
2066 * tree-sra.c (struct sra_elt): Add all_no_warning.
2067 (struct sra_walk_fns) <use>: Add use_all argument.
2068 (sra_walk_expr): Pass it.
2069 (sra_walk_modify_expr): Likewise.
2070 (scalarize_ldst): Likewise.
2071 (scan_use): Update for new argument.
2072 (mark_no_warning): New.
2073 (scalarize_use): Use it.
2075 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2077 * expr.c (expand_expr_real): Use usmul_optab for widening
2078 signed * unsigned multiplies.
2079 * genopinit.c (optabs): Add usmul_widen_optab.
2080 * optabs.c (init_optabs): Likewise.
2081 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2082 (usmul_widen_optab): Define.
2083 * config/bfin/bfin.md (usmulhisi3): New pattern.
2085 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2087 2005-11-20 Graham Stott <btinternet.com>
2089 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2091 2005-11-20 Andreas Schwab <schwab@suse.de>
2094 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2097 2005-11-19 Richard Henderson <rth@redhat.com>
2100 * tree-gimple.c (is_gimple_id): Export.
2101 * tree-gimple.h (is_gimple_id): Declare.
2102 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2103 (get_default_value): Use it.
2104 (maybe_fold_stmt_indirect): Likewise.
2106 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2108 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2109 than VR1 or vice-versa.
2111 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2115 * reload.c (find_reloads_address_1): Mention dependency on
2117 * reload1.c (gen_reload): For IN with an unary operation, try
2118 moving inner expression to OUT if trivial SET is not valid.
2119 Confirm that the result is valid. Move common code block into...
2120 (emit_insn_if_valid_for_reload): New function.
2122 2005-11-19 Richard Guenther <rguenther@suse.de>
2124 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2125 ARRAY_REFs of constant strings.
2127 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2129 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2130 fatal format string.
2132 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2134 * combine.c (make_compound_operation): Swap operands of
2135 commutative operation if necessary before returning.
2137 2005-11-19 Richard Guenther <rguenther@suse.de>
2140 * fold-const.c (fold_plusminus_mult_expr): New function.
2141 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2142 cases, remove now unnecessary code.
2144 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2146 * gensupport.c (old_preds): Rename to std_preds, add special field.
2147 (struct old_pred_table): Rename to struct std_pred_table, add special
2149 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2150 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2151 (init_predicate_table): Adjust, and set along the way whether a
2152 predicate is special.
2154 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2156 * BASE-VER: Change to 4.2.0.
2158 2005-11-18 James E Wilson <wilson@specifix.com>
2160 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2163 2005-11-18 Mike Stump <mrs@apple.com>
2165 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2166 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2167 * c-decl.c (lookup_name_two) Remove.
2168 * c-tree.h (lookup_name_two): Remove.
2169 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2170 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2171 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2172 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2174 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2177 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2178 when not generating code to use that co-processor.
2180 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2182 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2183 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2184 these functions are now in tree-phinodes.c.
2186 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2188 * config/bfin/bfin.md (trap): New pattern.
2190 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2192 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2195 * expr.c (expand_expr_real): Don't call record_block_change unless
2196 ib_boundaries_block is non-null
2198 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2200 * fold-const.c (build_range_check): Use proper type for subtraction
2201 when merging lower bound.
2203 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2205 PR rtl-optimization/24497
2206 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2209 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2211 * tree-scalar-evolution.c (expression_expensive_p): New function.
2212 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2214 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2216 * config/bfin/crtlibid.s: New file.
2218 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2221 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2222 when not using sjlj exceptions.
2223 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2224 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2225 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2226 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2227 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2228 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2229 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2230 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2231 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2232 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2233 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2234 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2235 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2237 * config/pa/hpux-unwind.h: New file.
2239 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2241 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2242 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2243 * varasm.c (do_assemble_alias): Adjust call.
2244 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2246 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2248 2005-11-17 James E Wilson <wilson@specifix.com>
2250 * tree.def (FUNCTION_DECL): Correct typo in comment.
2252 2005-11-17 Richard Henderson <rth@redhat.com>
2254 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2255 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2256 and DW_CFA_def_cfa_sf.
2257 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2258 (dbx_reg_number): Don't assert particular registers here.
2259 (based_loc_descr): ... do it here instead. Fold in ...
2260 (eliminate_reg_to_offset): ... this function.
2261 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2262 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2263 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2264 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2265 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2266 (instantiate_virtual_regs): Likewise.
2267 * var-tracking.c (adjust_stack_reference): Likewise.
2268 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2270 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2272 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2273 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2274 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2276 ($(T)crtlibid.o): New rule.
2278 2005-11-16 Richard Guenther <rguenther@suse.de>
2281 * fold-const.c (extract_array_ref): Return byte offset
2283 (fold_binary): Fold &x[a] CMP &x[b] to
2284 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2287 2005-11-16 Richard Henderson <rth@redhat.com>
2290 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2291 parts of an SSA_NAME.
2293 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2296 * arm.md (split for movsf with immediate): Restrict split to insns
2297 that set a general register.
2299 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2301 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2303 * unwind-dw2.c (uw_advance_context): Likewise.
2304 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2305 _Unwind_SjLj_Unregister.
2306 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2308 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2310 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2312 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2314 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2315 langhook to get a DImode integer type.
2317 2005-11-16 Richard Henderson <rth@redhat.com>
2318 J"orn Rennecke <joern.rennecke@st.com>
2319 Ulrich Weigand <uweigand@de.ibm.com>
2323 * reload1.c (reg_equiv_invariant): New.
2324 (reload): Allocate, initialize, and free it.
2325 (calculate_needs_all_insns): Check it when skipping equivalence
2327 (alter_reg): Likewise.
2328 (eliminate_regs_1): Rename from eliminate_regs. Add new
2329 may_use_invariant argument; only use reg_equiv_invariant when true.
2330 (eliminate_regs): New.
2331 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2332 a context for which may_use_invariant may be true.
2334 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2336 * fold-const.c (const_binop): Don't constant fold the operation
2337 if the result has overflowed and flag_trapping_math.
2338 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2340 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2342 * config/arm/unwind-arm.c (abort): Add prototype here.
2343 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2344 (struct phase1_vrs): Add prev_sp.
2345 (unwind_phase2_forced): Save the original core registers instead of
2346 modifying entry_vrs. Take a new flag argument for resuming unwinding
2347 and set action flags accordingly. Always set _US_END_OF_STACK when
2348 get_eit_entry fails. Unwind before calling the stop function.
2349 (_Unwind_GetCFA): New function.
2350 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2351 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2352 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2353 just call unwind_phase2_forced.
2354 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2355 * config/arm/unwind-arm.h (abort): Remove prototype.
2356 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2358 (_Unwind_GetCFA): New prototype.
2359 * config/arm/pr-support.c (abort): Add prototype here.
2360 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2362 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2363 not schedule the prologue with non-call exceptions and EABI.
2365 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2367 * config/arm/unwind-arm.h: Reorder interface function declarations.
2368 (_URC_END_OF_STACK): New enumeration value.
2369 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2370 (struct _Unwind_Control_Block): Document reserved field use.
2371 (_Unwind_Stop_Fn): New typedef.
2372 (_Unwind_ForcedUnwind): Declare.
2373 (_Unwind_Resume_or_Rethrow): Declare.
2374 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2376 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2377 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2378 (UCB_FORCED_STOP_ARG): New.
2379 (search_EIT_table): Update boundary condition checks.
2380 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2381 (unwind_phase2): Replace for with do..while.
2382 (unwind_phase2_forced): New.
2383 (__gnu_Unwind_RaiseException): Replace for with do..while.
2384 (__gnu_Unwind_ForcedUnwind): New.
2385 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2386 Use appropriate phase2 unwinder.
2387 (__gnu_Unwind_Resume_or_Rethrow): New.
2388 (__gnu_unwind_pr_common): Cope with forced unwinding.
2390 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2393 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2395 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2396 roundsf2): Remove "s" from mnemonic.
2398 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2400 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2402 * config/bfin/crtn.s: Change epilogues to match.
2403 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2404 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2405 __PIC__ and __pic__.
2407 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2410 * doc/invoke.texi: Distinguish between free and fixed form instead of
2411 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2413 * gcc.c (default_compilers): Remove double entries, add entries for
2414 suffixes '.F90' and '.F95'.
2416 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2418 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2419 in the stack probing loop.
2421 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2423 * configure.ac: Use .machine power5 not power5x.
2424 * configure: Regenerate.
2426 2005-11-15 Mike Stump <mrs@apple.com>
2428 * c-decl.c (lookup_name_two): Add.
2429 * c-tree.h (lookup_name_two): Likewise.
2430 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2431 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2433 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2435 PR rtl-optimization/23392
2436 * regrename.c (enum scan_actions) Add mark_access.
2437 (scan_actions_name): Ditto.
2438 (scan_rtx_reg): Handle mark_access.
2439 (scan_rtx_address): Do nothing for mark_access.
2440 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2441 and regs in REG_INC notes before closing chains for dead regs.
2442 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2443 opening chains for new writes.
2445 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2447 * c.opt (ffixed-line-length-none): New.
2449 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2451 * mklibgcc.in: Change contents of eh_dummy.c.
2453 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2455 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2457 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2459 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2461 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2463 2005-11-15 Jan Hubicka <jh@suse.cz>
2465 * invoke.texi (large-unit-insns): Document.
2466 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2467 * params.def (large-unit-insns): New param.
2469 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2472 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2473 special register for operand 3. Reindent constraints to align
2476 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2478 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2479 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2480 * configure.ac: Add test for FP rounding instructions.
2481 * configure: Regenerate.
2482 * config.in: Regenerate.
2483 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2484 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2486 * config/rs6000/rs6000.opt (mfprnd): New.
2487 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2488 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2489 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2490 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2491 (TARGET_FPRND): New.
2492 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2494 (btrunc<mode>2): New.
2496 (floor<mode>2): New.
2497 (round<mode>2): New.
2499 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2501 * gcc.c (version_compare_spec_function): Use fatal() rather than
2504 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2505 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2506 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2508 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2511 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2512 on -mmacosx-version-min setting.
2514 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2517 * tree-vrp.c (infer_value_range): Return false if STMT is a
2518 block terminator and its basic block has no successors.
2520 2005-11-14 Mike Stump <mrs@apple.com>
2522 * config/i386/i386.c (override_options): -masm=intel isn't
2523 supported on darwin.
2524 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2526 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2528 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2529 vfork after including auto-host.h.
2531 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2533 PR rtl-optimization/22002
2534 * combine.c (distribute_notes): Detect cases where a reg dies
2535 two or more times in a bb, including on the insn we are combining,
2536 and place the death note on the correct range.
2538 2005-11-14 Dale Johannesen <dalej@apple.com>
2540 * expmed.c (store_bit_field): Add offset unconditionally for
2542 (extract_bit_field): Don't force extzv or extv operand into
2543 a register if field is too big.
2545 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2547 * config/arm/arm.c (pic_labelno): New.
2548 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2549 LABEL_REF. Pass only the labelno to PIC insns.
2550 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2551 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2552 * arm.md (UNSPEC_PIC_LABEL): New constant.
2553 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2554 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2555 Use the correct label prefix.
2557 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2559 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2562 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2564 * loop-invariant.c: Include tm_p.h.
2565 * Makefile.in: Updated.
2567 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2569 * pa.c (store_reg): Revise generation of frame notes in large frames.
2570 (set_reg_plus_d): Likewise.
2572 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2574 PR tree-optimization/24709
2575 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2578 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2580 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2581 and duplicate declaration of pthread_self.
2583 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2584 Ian Lance Taylor <ian@airs.com>
2587 * calls.c (expand_call): If TARGET is a MEM and some part of the
2588 argument area has been saved, force TARGET to a register.
2590 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2592 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2595 2005-11-13 Jason Merrill <jason@redhat.com>
2598 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2599 lazily declared methods.
2600 (force_decl_die): Stop if forcing out the context already make a
2602 (force_type_die): Likewise.
2604 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2607 * builtins.c (integer_valued_real_p): Add break in
2608 REAL_CST having TREE_OVERFLOW set.
2610 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2612 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2613 addressing modes during calculation of costs.
2615 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2617 * function.c (assign_stack_local_1): Restrict sanity check
2618 on frame size overflow to 32-bit and above platforms.
2620 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2622 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2623 * config/cris/cris.c: Include reload.h.
2624 (cris_initial_elimination_offset): New function.
2625 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2628 2005-11-12 Richard Guenther <rguenther@suse.de>
2630 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2632 2005-11-12 Jan Hubicka <jh@suse.cz>
2634 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2635 to compare against 0 when possible.
2637 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2639 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2640 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2641 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2642 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2645 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2647 * recog.c (constrain_operands) <case 'g'>: For a match, require
2648 that a non-register matches general_operand when strict >= 0.
2650 2005-11-11 Steven Bosscher <stevenb@suse.de>
2652 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2655 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2657 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2658 (memory_address_same): New.
2659 (dse_optimize_stmt): Call memory_address_same.
2661 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2664 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2665 ZERO_EXTEND>: New cases.
2667 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2669 * longlong.h (__clz_tab): Always provide.
2671 2005-11-11 Steven Bosscher <stevenb@suse.de>
2674 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2676 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2677 before check_maybe_invariant.
2678 (move_invariant_reg): Use gen_move_insn instead of replacing
2679 SET_DEST with the temporary for the invariant.
2680 (move_loop_invariants): If checking is enabled, do internal
2681 consistency checks after completing the pass.
2683 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2686 * common.opt (Wvolatile-register-var): New.
2687 * varasm.c (make_decl_rtl): Only emit warning when option
2688 specified. Clarify warning message.
2689 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2691 * doc/md.texi (copysign): Document standard named pattern.
2693 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2695 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2696 bytes when align is 2.
2697 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2698 by the first instruction of the loop.
2700 2005-11-11 Jason Merrill <jason@redhat.com>
2703 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2706 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2708 PR rtl-optimization/22509
2709 * local-alloc.c (memref_used_between_p): Check whether a function call
2710 could not reference the memref.
2712 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2714 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2715 algorithm so as to choose the best, not the worst, alternative.
2716 Reset accumulated register class before processing next alternative.
2718 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2721 * calls.c (expand_call): Copy a return value to a plain register
2724 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2727 * varasm.c (assemble_name): Recompute name only for transparent
2730 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2732 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2734 2005-11-04 Jeff Law <law@redhat.com>
2737 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2738 perform reassociation if the parent statement will not die as
2739 a result of the optimization.
2741 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2743 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2744 delete_old_heap_vars.
2745 * tree-dfa.c (referenced_var_remove): Remove function.
2746 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2747 (delete_tree_ssa): Remove call to delete_old_heapvars.
2748 Add call to delete_alias_heapvars.
2749 * tree-flow.h (referenced_var_remove): Remove prototype
2750 (init_alias_heapvars): New prototype.
2751 (delete_alias_heapvars): Ditto.
2752 * Makefile.in (tree-ssa-structalias.o): Add
2753 gt-tree-ssa-structalias.o
2754 (GTFILES): Add tree-ssa-structalias.h and
2755 tree-ssa-structalias.c.
2756 (s-gtype): Add gt-tree-ssa-structalias.h.
2757 * tree-ssa-structalias.c (heapvars): Remove.
2758 (oldheapvars): Remove.
2759 (heapvar_for_stmt): New variable.
2760 (heapvar_lookup): New function.
2761 (heapvar_insert): Ditto.
2762 (get_constraint_for): See if we have an old heapvar
2764 (init_alias_heapvars): New function.
2765 (delete_alias_heapvars): Ditto.
2766 Add include of gt-tree-ssa-structalias.h.
2768 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2771 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2773 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2775 * tree.c (int_fits_type_p): Only look at the base type
2776 if it has the same precision as the original type.
2778 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2781 * varasm.c (assemble_alias): Use %q+D in the error
2782 message instead of %J and %qD.
2784 2005-11-10 Richard Guenther <rguenther@suse.de>
2786 * gcse.c (free_ldst_entry): Only free hashtable if
2789 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2791 * function.c (assign_stack_local_1): Issue an error message if
2792 the frame size overflows in the signed target arithmetics.
2794 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2796 * tree.c (build_qualified_type): Chain the new type to the original
2797 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2798 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2799 (build_pointer_type_for_mode): Only return unqualified types.
2800 (build_reference_type_for_mode): Likewise.
2802 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2804 * Makefile.in (gnucompare): Do comparison of all files using one of
2805 the chosen methods and only afterwards decide if just warning should
2806 be issued or comparison failure raised.
2808 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2810 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2811 (noce_try_abs): Negate if the comparison is reversed.
2812 Look only one instruction backwards for a REG_EQUAL note.
2814 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2817 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2818 gthr-tpf.h: Define __gthrw. For all identifiers that might
2819 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2820 and prefix all uses with __ghtrw.
2822 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2825 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2826 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2827 * c-common.c (handle_weakref_attribute): New.
2828 (c_common_attribute_table): Add weakref.
2829 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2831 * configure, config.in: Rebuilt.
2832 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2833 * doc/extend.texi: Document weakref attribute.
2834 * varasm.c (ultimate_transparent_alias_target): New
2835 (assemble_name): Use it.
2836 (weak_finish_1): Split out of...
2837 (weak_finish): ... and deal with weakrefs in...
2838 (weakref_targets): ... new list.
2839 (globalize_decl): Clean up weakref_targets.
2840 (do_assemble_alias): Handle weakrefs.
2841 (finish_aliases_1): Do not reject weakrefs to external symbols.
2842 (assemble_alias): Handle weakrefs.
2844 2005-11-09 Richard Guenther <rguenther@suse.de>
2846 PR tree-optimization/24716
2847 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2848 t_bool to track results from follow_ssa_edge.
2850 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2852 * final.c (force_source_line): New global variable.
2853 (final_scan_insn): Set it to true instead of clearing last_filename.
2854 (notice_source_line): Return true if force_source_line is true,
2855 unless source info is absent.
2857 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2860 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2861 a linkage name for a variable if it a register variable.
2862 * c-decl.c (grokdeclarator): Global register variables
2863 should be set as PUBLIC.
2865 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2868 * config/s390/s390.c (struct s390_frame_layout): New fields
2869 first_save_gpr_slot and last_save_gpr_slot.
2870 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2871 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2872 first_save_gpr and last_save_gpr with the _slot variants.
2873 (s390_register_info): Calculate first_save_gpr_slot and
2874 last_save_gpr_slot using regs_ever_live.
2876 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2879 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2880 for a function containing a landing pad.
2882 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2885 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2888 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2890 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2891 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2893 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2896 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2898 (call,load,store): New insn types.
2899 (mem_access, branch_access): Adjust reservation conditions.
2900 (define_delay): Adjust condition.
2901 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2903 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2904 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2906 (call_internal, call_value_internal, return_internal,
2907 return_interrupt_internal, eh_return_internal, indirect_jump,
2908 tablejump): Set call insn type.
2909 (blockage, ei, di): Use appropriate unspec const.
2910 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2911 (ms1_get_attr_type): Adjust to give load & store types.
2912 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2913 backwards past a barrier.
2914 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2916 (struct branch_info, struct label_info): New.
2918 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2919 (ms1_machine_reorg): New.
2920 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2921 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2922 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2923 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2926 2005-11-09 Per Bothner <per@bothner.com>
2927 Uros Bizjak <uros@kss-loka.si>
2930 * toplev.c (process_options): Initialize debug_hooks early
2931 in case lang_hooks.post_options ends up calling a debug_hook.
2933 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2935 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2936 DBX_REGISTER_NUMBER being contiguous.
2938 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2939 Diego Novillo <dnovillo@redhat.com>
2942 * tree-vrp.c (register_edge_assert_for): Do not register
2943 always-false predicates.
2945 2005-11-08 Devang Patel <dpatel@apple.com>
2947 PR tree-optimization/23115
2948 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2951 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2953 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2956 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2958 Fix PR tree-optimization/23382
2960 * tree-ssa-alias.c (compute_may_aliases): Call
2961 delete_old_heap_vars.
2962 * tree-dfa.c (referenced_var_remove): New function.
2963 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2964 * tree-flow.h (referenced_var_remove): Add prototype.
2965 (delete_old_heap_vars): Ditto.
2966 * tree-ssa-structalias.c (heapvars): New variable.
2967 (oldheapvars): Ditto.
2968 (get_constraint_for): Put heap vars on heapvars list.
2969 (delete_old_heap_vars): New function.
2971 2005-11-08 Jason Merrill <jason@redhat.com>
2973 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2975 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2978 * reg-stack.c (reg_to_stack): Update register liveness also
2979 for flag_sched2_use_traces.
2981 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2984 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2985 override prior explicit -mno-powerpc-gfxopt.
2987 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2989 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2990 if the bitsize is zero.
2991 * doc/md.texi (Standard Pattern Names): Document it.
2993 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2994 (TARGET_PASS_BY_REFERENCE): Likewise.
2996 2005-11-07 Ian Lance Taylor <ian@airs.com>
2998 PR rtl-optimization/24683
2999 * config/i386/i386.c (legitimize_pic_address): If constant operand
3000 to PLUS is too large, put it in a register.
3002 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3004 * configure.ac: Enable checking assembler dwarf2 support for bfin
3006 * configure: Regenerate.
3008 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3012 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3013 gen_easy_vector_constant_add_self): Delete.
3014 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3016 (output_vec_const_move): Use gen_easy_altivec_constant.
3017 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3018 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3019 (easy_vector_constant_add_self): Rewritten.
3020 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3021 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3022 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3023 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3024 Macroize and adjust for the other changes.
3026 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3030 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3031 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3033 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3035 PR rtl-optimization/23567
3036 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3037 (noce_process_if_block): Don't do any optimizations except
3038 if (cond) x = x; if !set_b and write into orig_x may trap
3039 or fault. Remove the MEM_READONLY_P check.
3041 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3044 * tree-vrp.c (fix_equivalence_set): New.
3045 (extract_range_from_assert): Call it.
3047 2005-11-05 Ian Lance Taylor <ian@airs.com>
3050 * combine.c (apply_distributive_law): Don't distribute across a
3053 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3055 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3056 config/ms1/ms1.h, config/rs6000/predicates.md,
3057 config/s390/s390.c, params.def, postreload-gcse.c,
3058 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3059 tree-vrp.c, tree.c: Fix comment typos.
3060 * doc/invoke.texi: Fix typos.
3062 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3064 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3065 for testing whether the data_dependence_relation contains distance
3066 vectors. Iterate over all distance vectors of the ddr.
3067 * lambda.h: Define a vec of lambda_vector pointers.
3068 * tree-data-ref.c (dump_data_dependence_relation,
3069 dump_data_dependence_direction): Iterate over all distance and
3070 direction vectors of the ddr.
3071 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3073 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3074 of distance/direction vectors instead of a single one.
3075 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3076 lambda_vectors with a vec of lambda_vectors.
3077 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3078 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3079 DDR_NUM_DIST_VECTS): New.
3080 * tree-loop-linear.c (gather_interchange_stats): Test for the
3081 existence of distance vectors only after having checked that there
3082 is a dependence. Iterate over all distance vectors of the ddr.
3083 (linear_transform_loops): Use dump_data_dependence_relation.
3084 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3085 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3086 distance vectors of the ddr.
3088 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3090 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3091 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3092 IS_INTHANDLER; all callers changed.
3093 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3095 (do_link, do_unlink): New argument ALL; all callers changed.
3096 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3097 If function isn't leaf, save and restore all registers.
3098 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3101 2005-11-05 Jan Hubicka <jh@suse.cz>
3103 PR rtl-optimization/23490
3104 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3105 max-flow-memory-location): Document.
3106 * flow.c: Include params.h
3107 (MAX_MEM_SET_LIST_LEN): Kill.
3108 (add_to_mem_set_list): Use new param.
3109 * cse.c (cse_basic_block): Replace 1000 by new param.
3110 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3111 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3112 * predict.c (predict_loops): Use new param.
3113 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3115 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3116 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3117 Do not hold memory returned by cgraph_node_name across other call.
3119 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3122 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3125 2005-11-04 Jeff Law <law@redhat.com>
3128 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3129 * tree-ssa-dom.c: Include params.h.
3130 (thread_across_edge): If there are too many statements in the
3131 target block, then do not thread through it.
3132 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3133 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3135 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3138 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3139 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3141 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3144 * tree-scalar-evolution.c (instantiate_parameters_1,
3145 instantiate_parameters, resolve_mixers): Compute the size of an
3146 expression to be instantiated and give up the instantiation if the
3147 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3149 2005-11-04 Richard Guenther <rguenther@suse.de>
3151 * tree-flow.h (ref_contains_indirect_ref): Rename to
3152 array_ref_contains_indirect_ref.
3153 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3154 (array_ref_contains_indirect_ref): Make comment match the code
3156 (ref_contains_array_ref): Likewise.
3157 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3158 ref_contains_indirect_ref.
3159 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3160 Rename calls to ref_contains_indirect_ref.
3162 2005-11-04 Paul Brook <paul@codesourcery.com>
3164 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3165 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3166 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3167 * config/arm/arm.md: Use match_operand in peephole input templates
3168 and match_dup in peephole output templates.
3170 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3172 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3175 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3176 Daniel Jacobowitz <dan@codesourcery.com>
3178 * longlong.h (add_ssaaaa): Clobber condition code register
3180 (sub_ddmmss): Likewise.
3181 (umul_ppmm): Likewise.
3183 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3184 Paul Brook <paul@codesourcery.com>
3185 Phil Blundell <pb@reciva.com>
3187 * configure.ac: Add test for ARM TLS support.
3188 * configure: Regenerated.
3189 * config/arm/arm-protos.h (legitimize_tls_address)
3190 (arm_tls_referenced_p, tls_mentioned_p)
3191 (arm_output_addr_const_extra): New prototypes.
3192 (thumb_legitimize_pic_address): Delete.
3193 * config/arm/arm.c: Include "gt-arm.h".
3194 (enum tls_reloc): New.
3195 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3196 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3197 (arm_call_tls_get_addr, legitimize_tls_address)
3198 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3199 (arm_init_tls_builtins, arm_emit_tls_decoration)
3200 (arm_output_addr_const_extra): New functions.
3201 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3202 (TARGET_HAVE_TLS): Define.
3203 (target_thread_pointer): New.
3204 (arm_override_options): Handle -mtp=.
3205 (legitimize_pic_address): Ignore UNSPECs.
3206 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3208 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3209 (tls_get_addr_libfunc): New variable.
3210 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3211 (arm_init_builtins): Call arm_init_tls_builtins.
3212 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3213 (arm_encode_section_info): Call default_encode_section_info.
3214 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3215 (enum arm_tp_type): New.
3216 (target_thread_pointer): Add declaration.
3217 (LEGITIMATE_CONSTANT_P): Handle TLS.
3218 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3219 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3220 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3221 * config/arm/arm.md: Add UNSPEC_TLS.
3222 (movsi): Handle TLS.
3223 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3225 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3226 (load_tp_hard, load_tp_soft): New insns.
3227 * arm.opt: Add -mtp=.
3228 * doc/invoke.texi (ARM Options): Document -mtp.
3230 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3232 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3233 * config/arm/libunwind.S: Include "lib1funcs.asm".
3234 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3235 (LIB2ADDEH): Add libunwind.S.
3236 (LIB2ADDEHDEP): Add lib1funcs.asm.
3237 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3239 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3242 * gcc/c.opt: Add a -lang-fortran option.
3243 * gcc/c-opts.c: Add a lang_fortran flag.
3244 (c_common_init_options): Handling the -lang-fortran option.
3245 (c_common_handle_option): Add a case for Fortran options in
3246 preprocessing. Remove cases for -ffixed-form and
3247 -ffixed-line-length. Add a case for -lang-fortran.
3249 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3251 * config/rs6000/rs6000.c: Include params.h
3252 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3253 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3254 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3255 (UNSPEC_VPKUWSS): Delete.
3256 (altivec_vpkuhss): Delete.
3257 (altivec_vpkuwss): Delete.
3258 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3260 (neg_eq0<mode>): Remove final condition.
3261 (neg_eq<mode>): Remove condition and split-condition.
3263 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3265 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3266 Use associated print macros.
3268 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3271 * diagnostic.c (diagnostic_set_info_translated): New function.
3272 (diagnostic_set_info): Use it. Add comment.
3273 * diagnostic.h (diagnostic_set_info_translated): Declare.
3275 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3277 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3278 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3279 reference only if 'public' is true.
3280 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3281 emit the .hidden directive only if the indirect reference is public.
3282 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3283 Pass it to dw2_force_const_mem.
3284 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3285 * dwarf2out.c (output_cfi): Adjust calls to above function.
3286 (output_call_frame_info): Likewise.
3287 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3288 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3290 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3292 PR tree-optimization/24483
3293 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3294 field to elts if possible.
3296 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3299 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3302 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3304 Fix PR tree-optimization/24351
3306 * tree-ssa-structalias.c (struct variable_info): Add
3308 (get_varinfo_fc): New function to follow collapsing.
3309 (new_var_info): Set collapsed_to to NULL.
3310 (dump_constraint): Follow collapsing.
3311 (build_constraint_graph): Handle collapsing.
3312 (do_simple_structure_copy): Return false if something bad
3314 (collapse_rest_of_var): New function.
3315 (do_structure_copy): Collapse if do_simple_structure_copy returns
3318 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3321 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3322 expressions to a statement list instead of gimplifying them.
3324 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3326 PR rtl-optimization/23585
3327 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3328 that can't trap plus a constant integer, if the mode has zero size.
3330 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3333 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3335 ("*insv<mode>_reg_extimm"): Likewise.
3337 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3340 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3341 c_common_type_for_mode returns an unnamed type.
3343 2005-11-02 Richard Henderson <rth@redhat.com>
3347 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3348 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3349 * function.c (assign_parms): Use calls.internal_arg_pointer.
3350 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3352 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3353 (TARGET_CALLS): Add it.
3354 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3355 * targhooks.c (default_internal_arg_pointer): New.
3356 * targhooks.h (default_internal_arg_pointer): Declare.
3357 * tree.h (dwarf2out_reg_save_reg): Declare.
3358 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3359 * config/i386/i386.c (dbx_register_map): Add return column.
3360 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3361 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3362 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3363 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3364 (ix86_save_reg): Save force_align_arg_pointer.
3365 (ix86_emit_save_regs): Make regno unsigned.
3366 (ix86_emit_save_regs_using_mov): Likewise.
3367 (ix86_expand_prologue): Handle force_align_arg_pointer.
3368 (ix86_expand_epilogue): Likewise.
3369 * config/i386/i386.h: (dbx_register_map): Update.
3370 (dbx64_register_map, svr4_dbx_register_map): Update.
3371 (struct machine_function): Add force_align_arg_pointer.
3372 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3373 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3374 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3376 2005-11-02 Jan Hubicka <jh@suse.cz>
3379 * i386.md: Add peep2 for simplyfing array accesses.
3381 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3384 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3385 * config/s390/s390.c (s390_decompose_shift_count): New function.
3386 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3387 (print_shift_count_operand): Use s390_decompose_shift_count.
3388 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3389 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3391 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3394 * loop.c (loop_givs_rescan): Use force_operand to expand
3397 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3400 * fold-const.c (build_range_check): Use unsigned when signed
3401 overflow is undefined also. If etype is subtype, make sure that
3402 the subtraction is in the supertype.
3404 2005-11-02 Richard Henderson <rth@redhat.com>
3407 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3410 2005-11-01 Richard Henderson <rth@redhat.com>
3413 * loop.c (scan_loop): Do not propagate computations to a hard
3414 register destination with SMALL_REGISTER_CLASSES.
3416 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3418 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3419 costs for MULT inside PLUS or MINUS.
3421 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3423 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3424 (TRAMPOLINE_SIZE): Round up to 60.
3425 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3427 2005-10-31 James E. Wilson <wilson@specifix.com>
3430 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3431 ifdef. Put ifdefs around call in gen_subprogram_die.
3432 (compute_frame_pointer_to_cfa_displacement): Likewise.
3433 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3436 PR rtl-optimization/17356
3437 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3438 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3440 2005-10-31 Jan Hubicka <jh@suse.cz>
3443 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3446 * i386.c (legitimize_pic_address): Deal with large immediates.
3449 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3450 from symbol names while computing checkup.
3453 * predict.c (predict_loops): Do not estimate more than
3454 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3455 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3457 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3459 PR tree-optimization/19097
3460 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3462 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3464 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3466 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3469 * tree-inline.c (setup_one_parameter): If the init_stmt
3470 is NULL, don't insert the statement.
3472 2005-10-30 Jan Hubicka <jh@suse.cz>
3474 PR tree-optimization/24172
3475 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3477 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3479 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3480 constants for hosts with long != 32 bits.
3482 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3485 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3487 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3489 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3490 (TARGET_MS1_16_002): New.
3491 (TARGET_MS1_16_003): New.
3493 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3494 ("*decrement_and_branch_until_zero_no_clobber"): New.
3495 Add corresponding splitter for decrement_and_branch_until_zero
3497 Key all decrement_and_branch_until_zero patterns off of
3500 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3503 * tree-complex.c (extract_component): Treat RESULT_DECL
3504 like the rest of the decls.
3506 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3508 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3509 indirect call to _mcount if the function needs a static chain.
3511 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3512 Caroline Tice <ctice@apple.com>
3514 PR rtl-optimization/24460
3515 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3516 (dwarf2out_switch_text_section): Set it to true instead of
3517 incrementing separate_line_info_table_in_use.
3518 (output_loc_list): Additionally test have_switched_text_sections.
3519 (output_ranges): Likewise.
3520 (dwarf2out_finish): Likewise.
3521 * varasm.c (assemble_start_function): Do not call
3522 insert_section_boundary_note.
3523 (assemble_end_function): If flag_reorder_blocks_and_partition,
3524 switch to the function's section before emitting the .size directive.
3525 * bb-reorder.c (insert_section_boundary_note): Staticify.
3526 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3527 * output.h (insert_section_boundary_note): Delete.
3529 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3532 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3533 instead of pointer equality when comparing types.
3535 2005-10-24 James E. Wilson <wilson@specifix.com>
3537 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3538 add_dependence_list_and_free calls.
3540 2005-10-24 Steven Bosscher <stevenb@suse.de>
3542 * contrib.texi: Add the names of the LLNL folks who donated
3543 Cray pointer support for gfortran.
3545 2005-10-24 Steven Bosscher <stevenb@suse.de>
3547 PR tree-optimization/24225
3548 * profile.c (branch_prob): Look from end to start through a
3549 basic block when looking for a locus.
3551 2005-10-24 Richard Henderson <rth@redhat.com>
3553 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3555 (hppa_expand_prologue): Likewise.
3557 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3559 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3560 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3561 * pa.h (NO_PROFILE_COUNTERS): Define.
3562 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3563 (funcdef_nos): New vector to hold label numbers of deferred profile
3565 (output_deferred_profile_counters): New function.
3566 (hppa_profile_hook): Push label number onto funcdef_nos.
3567 (pa_hpux_file_end): Call output_deferred_profile_counters if
3568 NO_DEFERRED_PROFILE_COUNTERS is false.
3570 * pa-protos.h (get_deferred_plabel): New prototype.
3571 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3573 (output_call): Adjust calls.
3575 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3577 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3578 peculiarity of GOT/TOC section usage.
3580 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3583 * c-common.c (constant_string_class_name): Add documentation.
3585 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3588 * recog.c (peephole2_optimize): Increment peep2_current_count
3589 only when the slot is empty.
3591 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3594 * except.c (output_function_exception_table): Call
3595 assemble_external_libcall if we need a personality function.
3597 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3599 PR rtl-optimization/24460
3600 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3601 set the basic block for barriers.
3603 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3605 * var-tracking.c (vt_initialize): Initialize post.
3607 2005-10-21 Devang Patel <dpatel@apple.com>
3610 * c-common.c (vector_types_convertible_p): Check vector element type.
3612 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3614 * config/sh/sh.c (prepare_move_operands): Handle the address
3615 constant which is a tls symbolic address plus a constant.
3617 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3620 * gcc.c (main): Use the correct counter for erroring out
3621 about mulitple files.
3623 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3626 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3627 use r2 for 64-bit tls .got access.
3629 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3631 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3634 2005-10-20 Steven Bosscher <stevenb@suse.de>
3636 PR tree-optimization/24307
3637 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3639 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3642 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3644 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3645 is ready, stop marking functions, but still mark variables.
3647 2005-10-20 Richard Guenther <rguenther@suse.de>
3650 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3653 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3655 PR rtl-optimization/23585
3656 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3657 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3658 (may_trap_p_1): New predicate extracted from...
3659 (may_trap_p): ... here. Invoke may_trap_p_1.
3660 (may_trap_or_fault_p): New predicate.
3661 * rtl.h (may_trap_or_fault_p): Declare it.
3662 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3663 instead of may_trap_p.
3664 (steal_delay_list_from_fallthrough): Likewise.
3665 (fill_simple_delay_slots): Likewise.
3666 (fill_slots_from_thread): Likewise.
3667 * function.c (pad_to_arg_alignment): Rework comment about
3668 SPARC_STACK_BOUNDARY_HACK.
3669 * config/sparc/sparc.h: Likewise.
3671 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3673 * config/s390/s390.c (s390_expand_insv): New.
3674 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3675 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3676 ("icm_hi"): Remove mode attribute.
3677 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3679 ("*extracthi", "*extractqi"): Remove.
3680 (extv<mode>", "*extzv<mode>"): New.
3681 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3682 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3684 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3686 * cfgexpand.c (discover_nonconstant_array_refs_r,
3687 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3688 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3689 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3690 discover_nonconstant_array_refs.
3692 2005-10-19 Steven Bosscher <stevenb@suse.de>
3695 * c-decl.c (pop_scope): Don't warn about an unused variable
3696 if it is marked with TREE_NO_WARNING.
3697 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3698 somenow mismatch and olddecl is to be replaced.
3700 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3703 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3704 whether registers live on the edge can be saved/restored.
3706 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3708 * config/sh/sh.c (fixup_mova): Skip notes.
3710 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3712 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3713 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3714 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3715 (s390_initial_elimination_offset): Likewise.
3716 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3717 register on TARGET_ZARCH targets.
3718 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3719 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3720 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3721 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3723 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3725 * config/s390/s390.md: Comment describing output modifiers updated.
3726 * config/s390/s390.c (print_operand): Likewise.
3728 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3730 * config/s390/s390.c (override_options): Added check for -mstack-size
3732 * doc/invoke.texi: Mention that limit in the documenation.
3734 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3737 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3739 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3741 Fix PR tree-optimization/24231
3743 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3744 (compute_avail): Ditto.
3746 2005-10-18 Richard Henderson <rth@redhat.com>
3749 * config/i386/i386.c (legitimate_constant_p): Check
3750 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3752 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3753 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3754 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3756 (print_operand_address): Likewise.
3757 * config/i386/predicates.md (x86_64_immediate_operand): Test
3758 SYMBOL_REF_TLS_MODEL properly inside CONST.
3759 (x86_64_zext_immediate_operand): Likewise.
3760 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3761 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3762 * config/i386/i386-protos.h: Remove predicates.md entries.
3764 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3766 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3767 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3769 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3770 Ian Lance Taylor <ian@airs.com>
3773 * fold-const.c (fold_widened_comparison): Do not allow range based
3774 constant folding when right operand cannot be unwidened.
3776 2005-10-17 Richard Henderson <rth@redhat.com>
3778 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3779 with a memory clobber.
3781 2005-10-17 James E Wilson <wilson@specifix.com>
3783 PR rtl-optimization/17356
3784 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3785 checking for EDGE_EH.
3787 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3789 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3790 the slot on an even boundary for any type with 16-byte alignment.
3792 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3795 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3796 after register allocation.
3798 2005-10-17 DJ Delorie <dj@redhat.com>
3800 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3803 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3806 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3809 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3811 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3812 to 2 if it's already non-zero.
3813 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3814 is set and warn about it if flag_schedule_insns is 1.
3816 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3818 * config/crx/crx.md: Compare-and-branch instructions need to
3821 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3824 * config/i386/i386.md (*pushdi2_rex64 splitter)
3825 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3826 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3827 flow2 pass only when (optimize > 0 && flag_peephole2).
3829 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3832 * gcc.c (have_c): New static variable.
3834 (process_command): Remove declation of have_c.
3835 Set have_o to 1 when handling -o.
3836 (main): Add a fatel error if there are multiple
3837 files specified and -o and -c/-S is passed witout
3838 -combine or multiple languages.
3840 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3842 Fix PR tree-optimization/22444
3843 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3844 Assert that we don't hit something with subvars.
3845 (setup_pointers_and_addressables): Don't add things with subvars,
3846 because we'll already process the subvars for aliasing purposes.
3848 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3851 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3852 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3853 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3854 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3855 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3856 swapped, alternatives for the R constraint.
3859 * builtins.c (get_builtin_sync_mode): Make unlimited
3860 mode_for_size request.
3862 2005-10-15 Richard Henderson <rth@redhat.com>
3864 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3865 (gimplify_expr): ... here.
3866 (gimplify_compound_lval): Use it in initial scan loop. Allow
3867 fb_lvalue in base expression.
3869 2005-10-15 Richard Henderson <rth@redhat.com>
3872 * builtins.c (expand_builtin_trap): Export.
3873 * expr.h (expand_builtin_trap): Declare.
3874 * expr.c (expand_assignment): Emit a trap for integral offsets
3875 from registers that weren't reduced to bitpos.
3877 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3878 (mark_array_ref_addressable): Remove.
3879 * tree-flow.h (mark_array_ref_addressable): Remove.
3880 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3882 2005-10-15 James E Wilson <wilson@specifix.com>
3885 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3886 (add_dependence_list_and_free): Likewise.
3887 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3890 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3894 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3895 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3897 (vrp_visit_phi_node): Only prevent infinite iterations when
3898 the previous result and the new result are both VR_RANGEs.
3900 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3902 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3905 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3908 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3911 2005-10-14 Per Bothner <per@bothner.com>
3913 PR preprocessor/21250
3914 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3916 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3919 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3920 overflow flags. Refactor some conditionals.
3922 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3925 * tree-dfa.c (add_referenced_var): Only look at decls which
3926 have TREE_CONSTANT or TREE_READONLY set instead of if
3927 !TREE_PUBLIC or !TREE_CONSTANT.
3929 2005-10-13 James E Wilson <wilson@specifix.com>
3931 * doc/invoke.texi: For -x, add f95-cpp-input.
3932 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3934 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3936 PR tree-optimization/24262
3937 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3938 in loop all the time.
3940 2005-10-12 Richard Henderson <rth@redhat.com>
3943 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3944 * function.c (assign_parm_find_data_types): Don't support it.
3945 * print-tree.c (print_node): Likewise.
3946 * c-common.c (handle_transparent_union_attribute): Likewise.
3947 Use build_duplicate_type.
3948 * tree-inline.c (remap_type_1): Split out of remap_type;
3949 properly remap aggregate fields.
3950 (build_duplicate_type): New.
3951 * doc/extend.texi (Variable Attributes): Remove documentation
3952 for transparent_union.
3954 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3957 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3958 (gen_stack_pointer_dec): Likewise.
3960 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3964 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3966 (struct cxx): Add adjust_class_at_definition target hook.
3967 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3968 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3969 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3970 hook_void_tree. Add to TARGET_CXX.
3971 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3973 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3974 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3975 instead of attribute. Check for dllexport override. Warn if
3976 inconsistent dll linkage. Don't lose old dllimport if decl has
3977 had address referenced. Tweak lookup of dllimport atribute.
3978 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3979 for target specific rules. Don't add dllimport attribute if
3980 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3981 dllimport attribute.
3982 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3983 * varasm.c (initializer_constant_valid_p): Replace
3984 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3988 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3989 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3990 (i[34567]86-*-mingw32*): Likewise.
3992 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3993 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3995 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3996 C++-specific code. Change return value to bool.
3997 (i386_pe_dllimport_p): Likewise.
3998 (associated_type): Simplify and make language-independent
3999 (i386_pe_encode_section_info): Replace override of ambiguous
4000 dllimport symbol refs with a gcc_assert.
4001 (i386_pe_valid_dllimport_attribute_p): Define.
4002 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4003 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4004 i386_pe_adjust_class_at_definition.
4005 * config/i386/winnt-stubs.c: New file. Define stub versions of
4006 lang-specific functions.
4007 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4008 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4009 i386_pe_adjust_class_at_definition.
4010 (i386_pe_valid_dllimport_attribute_p): Declare.
4011 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4012 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4013 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4016 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4017 dllimport attribute with test of DECL_DLLIMPORT_P.
4019 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4021 * combine.c (make_extraction): Correct offset computation.
4023 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4025 * config/cris/t-linux (LIMITS_H_TEST): Define.
4027 2005-10-12 Richard Henderson <rth@redhat.com>
4030 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4032 2005-10-12 Richard Guenther <rguenther@suse.de>
4034 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4036 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4039 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4040 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4043 2005-10-12 Richard Guenther <rguenther@suse.de>
4046 * varasm.c (output_constant): Correct typo from previous
4049 2005-10-11 Ian Lance Taylor <ian@airs.com>
4051 PR rtl-optimization/13931
4052 * combine.c: Revert patch of 2003-05-14, and:
4053 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4054 completely killed in the appropriate insn.
4055 (distribute_notes): Don't skip multiple hard register test for
4056 elim_i1 and elim_i2.
4058 2005-10-11 Richard Henderson <rth@redhat.com>
4061 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4062 to initialize a transparent union instead of a nop_expr.
4064 2005-10-11 Richard Henderson <rth@redhat.com>
4066 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4067 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4068 (tree_ssa_dce_loop): Call scev_reset.
4071 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4072 * tree-ssa-dce.c: Include cfgloop.h.
4073 (tree_ssa_dce_loop, pass_dce_loop): New.
4074 * tree-pass.h (pass_dce_loop): Declare it.
4075 * passes.c (init_optimization_passes): Use it.
4077 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4080 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4081 Only apply the optimization for rounding builtins if the inner
4082 cast is also an extension.
4084 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4087 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4088 mark_new_vars_to_rename instead of update_stmt.
4090 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4092 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4094 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4096 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4097 for setting MMX register to 0 rather than mmx.
4099 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4102 * configure.ac: Move gas check from mips specific case to common case.
4103 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4104 * configure: Regenerate
4105 * doc/install.texi: Update.
4107 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4110 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4112 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4114 * gcc.c (do_spec_1): Accept numeric characters in file name
4117 2005-10-10 Nick Clifton <nickc@redhat.com>
4119 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4120 describing the deleted arm_gen_rotated_half_load function.
4122 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4124 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4127 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4129 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4131 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4132 (EXTRA_MULTILIB_PARTS): Define.
4133 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4134 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4135 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4136 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4137 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4138 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4140 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4142 PR tree-optimization/24226
4143 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4144 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4145 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4148 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4150 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4152 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4155 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4156 Rewrite for no need for the early clobber.
4158 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4160 Merge from csl-arm-branch:
4161 2005-09-07 Paul Brook <paul@codesourcery.com>
4162 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4165 2005-04-30 Paul Brook <paul@codesourcery.com>
4166 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4167 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4169 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4170 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4171 (arm_override_options): Use TARGET_AAPCS_BASED.
4172 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4173 (PTRDIFF_TYPE): Use int for AAPCS.
4174 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4175 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4176 (DEFAULT_SHORT_ENUMS): Delete.
4177 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4179 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4180 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4181 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4182 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4184 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4185 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4187 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4188 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4190 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4191 * config.gcc (arm*-*-linux-gnueabi): Add it.
4192 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4194 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4195 * config/arm/linux-eabi.h: New file.
4196 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4197 (LINUX_TARET_LINK_SPEC): Likewise.
4198 (LINK_SPEC): Use it.
4199 * config/arm/t-linux-eabi: New file.
4201 2005-10-08 Steven Bosscher <stevenb@suse.de>
4204 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4206 (PARAM_SMS_DFA_HISTORY): Likewise.
4208 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4211 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4212 (load_register_parameters): Call it.
4213 (check_sibcall_argument_overlap_1): Likewise.
4214 (store_one_arg): Likewise.
4216 2005-10-07 James E. Wilson <wilson@specifix.com>
4218 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4219 DImode not VECINT24 for operand 2.
4222 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4226 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4227 fr_spill): Use destination_operand for operand 0.
4229 2005-10-07 DJ Delorie <dj@redhat.com>
4231 * varasm.c (output_constant): Limit error to expanding
4234 2005-10-07 Richard Guenther <rguenther@suse.de>
4237 * fold-const.c (fold_binary): Fix operand types during folding
4238 of X op (A, Y). Evaluation order of the side-effects of
4239 X and A are frontend-defined, so ensure we honour that even for
4240 tcc_comparison class operands; eased by removing duplicate code.
4242 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4244 * stor-layout.c (layout_type): Do not allow alignment of array
4245 elements to be greater than their size.
4247 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4249 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4251 (hppa*-*-linux*): Ditto.
4252 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4253 * config/host-hpux.c: New.
4254 * config/x-hpux: New.
4255 * config/pa/x-hpux: Remove.
4256 * config/pa/x-linux: Remove.
4257 * config/pa/pa-host.c: Remove.
4259 2005-10-07 Jeff Law <law@redhat.com>
4261 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4262 determine whether or not to try and thread outgoing edges.
4264 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4266 * config/rs6000/rs6000.md (eqsi_power): New.
4267 (neg_eq0si): Add TARGET_POWER to final condition.
4270 2005-10-06 Richard Henderson <rth@redhat.com>
4272 * config/rs6000/rs6000.c: Revert last change.
4274 2005-10-06 Richard Henderson <rth@redhat.com>
4276 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4277 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4279 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4283 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4284 out return_label and naked_return_label.
4286 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4288 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4291 2005-10-06 Richard Henderson <rth@redhat.com>
4294 * tree-inline.c (declare_return_variable): Handle modify_dest not
4297 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4299 Fix PR tree-optimization/22488
4300 * tree-ssa-structalias.c (check_for_overlaps): New function.
4301 (create_variable_info_for): Use it.
4303 2005-10-06 Richard Henderson <rth@redhat.com>
4306 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4307 (dwarf2out_start_source_file): Print it.
4309 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4311 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4313 2005-10-06 Richard Henderson <rth@redhat.com>
4316 * mode-switching.c (optimize_mode_switching): Clear transp bit
4317 for block with incomming abnormal edges.
4319 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4320 (fpscr_set_from_mem): Use them.
4321 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4322 (fpscr postinc splitters): Rewrite as peephole2+split.
4324 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4326 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4327 (eq<mode>_compare): Same.
4329 2005-10-06 Richard Guenther <rguenther@suse.de>
4331 PR tree-optimization/24238
4332 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4334 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4336 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4337 here. Use AC_PATH_PROG for environment variables instead of
4339 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4341 * configure: Regenerated.
4343 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4346 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4347 then force it into a register.
4348 (call_value): Likewise.
4350 2005-10-06 Richard Henderson <rth@redhat.com>
4353 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4354 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4355 under pass_vectorize.
4357 2005-10-05 Devang Patel <dpatel@apple.com>
4360 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4361 handling constants. Check NAMESPACE_DECL context for constants.
4363 2005-10-05 Eric Christopher <echristo@apple.com>
4365 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4367 2005-10-05 Richard Henderson <rth@redhat.com>
4370 * tree-cfg.c (mark_array_ref_addressable_1): New.
4371 (mark_array_ref_addressable): New.
4372 * tree-flow.h (mark_array_ref_addressable): Declare.
4373 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4375 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4379 * reload.c (subst_reloads): When adding a REG_LABEL to a
4380 jump instruction, also update JUMP_LABEL.
4382 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4384 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4385 * bb-reorder.c (copy_bb_p): Use it.
4386 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4388 2005-10-05 Richard Henderson <rth@redhat.com>
4391 * toplev.c (process_options): Warn about unsupported combinations
4392 of unwind tables and omit-frame-pointer.
4393 * config/i386/i386.c (override_options): Similarly. Enable
4394 accumulate-outgoing-args if not explicitly disabled.
4396 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4398 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4399 Handle big endian vs. small endian.
4400 (vec_initv2sf): Handle big endian vs. small endian.
4401 (*vec_extractv2sf_1): Ditto.
4403 2005-10-05 Dale Johannesen <dalej@apple.com>
4405 * convert.c (convert_to_real): Don't convert
4406 (float)floor(double d) to floorf((float)d).
4408 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4410 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4412 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4414 PR tree-optimization/18587
4415 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4416 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4417 build_vuses): Change to VEC type.
4418 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4419 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4420 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4421 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4422 (get_name_decl): New. Return DECL_UID of base variable.
4423 (operand_build_cmp): New. qsort comparison routine.
4424 (operand_build_sort_virtual): New. Sort virtual build vector.
4425 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4426 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4427 (FINALIZE_BASE): Use get_name_decl.
4428 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4429 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4430 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4431 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4432 direct VEC_* manipulations.
4433 (build_ssa_operands): Call operand_build_sort_virtual.
4434 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4435 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4436 with direct VEC_* manipulations.
4437 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4438 with direct VEC manipulations.
4440 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4442 PR tree-optimization/21419
4443 PR tree-optimization/24146
4444 PR tree-optimization/24151
4446 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4447 (build_asm_expr): Call it if outputs are read-only.
4448 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4450 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4451 Paolo Bonzini <bonzini@gnu.org>
4455 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4456 enable the instructions and not just the built-ins.
4457 * doc/invoke.texi (x86 Options): Likewise.
4459 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4461 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4463 * doc/invoke.texi (Option Summary): Correct spelling
4464 of -mmacosx-version-min.
4466 2005-10-04 Devang Patel <dpatel@apple.com>
4468 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4471 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4473 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4474 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4476 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4478 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4479 ("TE","tg"): New mode attributes.
4480 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4481 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4482 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4483 dword_mode and one for GPRmode.
4485 2005-10-04 Ian Lance Taylor <ian@airs.com>
4487 PR preprocessor/13726
4488 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4489 any comments passed in.
4491 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4493 * tree.c (annotate_with_file_line): Fix typo.
4495 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4498 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4499 type used to access data in the inlined length == 1 case, use
4500 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4501 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4503 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4505 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4506 TARGET_SSE3 and only for TARGET_80387.
4507 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4508 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4509 Do not depend on TARGET_80387.
4511 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4513 * tree.c (last_annotated_node): Change type to location_t*.
4514 (annotate_with_file_line): Reflect the change of
4515 last_annotated_node type.
4517 2005-10-04 Richard Guenther <rguenther@suse.de>
4520 * c-decl.c (grokdeclarator): Don't write to fields
4523 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4526 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4528 * varasm.c (make_decl_rtl): If a register variable does not
4529 have a set user assmbler name, error out.
4530 Decode the asmspec is now name+1 bypassing '*'.
4532 2005-10-04 Steven Bosscher <stevenb@suse.de>
4534 PR tree-optimization/23049
4535 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4536 of a COND_EXPR is folded before calling fold on the whole rhs of a
4537 conditional assignment.
4538 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4539 document that a COND_EXPR may appear there.
4541 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4544 * tree-vrp.c (extract_range_from_assert): If the new numeric
4545 range created out of the assertion contradicts the existing
4546 numeric range of the ASSERT_EXPR variable, make the new range
4549 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4551 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4552 from T_REGS to FP register class.
4554 2005-10-03 Richard Henderson <rth@redhat.com>
4557 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4558 before creating a new one.
4560 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4562 * config/rs6000/t-aix43 (LDFLAGS): New.
4563 * config/rs6000/t-aix52 (LDFLAGS): New.
4565 2005-10-03 Ian Lance Taylor <ian@airs.com>
4567 * gimplify.c (find_single_pointer_decl_1): New static function.
4568 (find_single_pointer_decl): New static function.
4569 (internal_get_tmp_var): For a formal variable, set restrict base
4570 information if appropriate.
4571 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4573 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4574 (DECL_GET_RESTRICT_BASE): Define.
4575 (SET_DECL_RESTRICT_BASE): Define.
4576 (decl_restrict_base_lookup): Declare.
4577 (decl_restrict_base_insert): Declare.
4578 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4579 * tree.c (restrict_base_for_decl): New static variable.
4580 (init_ttree): Initialize restrict_base_for_decl.
4581 (copy_node_stat): Copy restrict base information.
4582 (decl_restrict_base_lookup): New function.
4583 (decl_restrict_base_insert): New function.
4584 (print_restrict_base_statistics): New static function.
4585 (dump_tree_statistics): Call print_restrict_base_statistics.
4587 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4590 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4591 case of anti-ranges.
4593 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4596 * c-typeck.c (tagged_tu_seen): Rename to ...
4597 (tagged_tu_seen_cache): this and add val field.
4598 (comptypes): Move functional to comptypes_internal
4599 and free tagged_tu_seen.
4600 (comptypes_internal): New function and call comptypes_internal
4601 instead of comptypes. Speed up by sibcalling
4602 tagged_types_tu_compatible_p.
4603 (alloc_tagged_tu_seen): New function
4604 (free_all_tagged_tu_seen_up_to): New function.
4605 (tagged_types_tu_compatible_p): Return the val of the seen two
4607 Add that the two types are the same to tagged_tu_seen_base
4608 if they are and call comptypes_internal instead of comptypes.
4609 <case UNION_TYPE>: Speed up common type where the fields are
4611 (function_types_compatible_p): Call comptypes_internal instead of
4613 (type_lists_compatible_p): Likewise.
4614 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4616 2005-10-02 Matthias Klose <doko@debian.org>
4618 * doc/invoke.texi: Fix typo and speling error.
4620 2005-10-01 Richard Henderson <rth@redhat.com>
4622 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4624 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4626 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4627 using --start-group and --end-group.
4629 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4631 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4632 FIXME note regarding quirky semantics.
4634 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4637 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4638 non-null range as a last resort.
4640 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4641 Diego Novillo <dnovillo@redhat.com>
4644 * tree-vrp.c (extract_range_from_assert): For !=
4645 assertions, only build an anti-range if LIMIT is a
4646 single-valued range.
4648 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4650 * arm.md (movqi): On thumb when optimizing, handle loading from
4651 memory by describing this as taking a subreg of a zero-extended load
4652 into an SImode register.
4655 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4657 * reload1.c (merge_assigned_reloads): Do not change any
4658 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4660 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4662 * Makefile.in (LIPO_FOR_TARGET): Define.
4663 (STRIP_FOR_TARGET): Define.
4665 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4666 before creating new ones. Do symlinks before creating the actual
4669 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4670 to work out which multilibs are actually being built.
4672 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4674 * tree-vect-transform.c, config/ms1/ms1.md,
4675 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4676 Follow spelling conventions.
4677 * doc/invoke.texi, doc/md.texi: Fix typos.
4679 2005-09-30 Andrew Macleod <amacleod@redat.com>
4681 PR tree-optimization/21430
4682 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4683 use operands, and set stmt pointer if need be.
4684 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4685 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4688 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4691 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4693 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4695 * optabs.c (expand_binop): Initialize first_pass_p.
4697 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4700 * c-decl.c (c_write_global_declarations_1): If any
4701 wrapup_global_declaration_2 call returned true, restart the loop.
4703 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4705 Fix PR tree-optimization/24117
4706 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4707 before considering whether to use anyoffset.
4709 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4713 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4715 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4717 (swap_commutative_operands_with_target): New.
4719 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4722 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4725 2005-09-29 Steven Bosscher <stevenb@suse.de>
4727 PR tree-optimization/23911
4728 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4729 and IMAGPART_EXPR too.
4731 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4734 * expmed.c (expand_shift): Move logic to reverse rotation
4735 direction when rotating by constants ...
4736 * optabs.c (expand_binop): ... here.
4737 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4738 (ix86_rotrdi3): New pattern.
4739 (rotldi3): Handle 32-bit mode.
4740 (ix86_rotldi3): New pattern.
4742 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4745 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4746 check for numbers that need no bit twiddle.
4748 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4750 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4751 multilib to be built.
4753 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4754 (stage1-start): Delete old libgcc and libunwind before moving
4755 anything into the stage directory.
4756 (stage2-start): Likewise.
4757 (stage3-start): Likewise.
4758 (stage4-start): Likewise.
4759 (stageprofile-start): Likewise.
4760 (stagefeedback-start): Likewise.
4761 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4762 header in tm_file and CPU-specific t-darwin in tmake_file.
4763 (i[34567]86-*-darwin*): Don't change tm_file.
4764 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4765 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4766 shared library stub for target OS version.
4767 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4768 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4769 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4770 (libgcc_s.%.dylib): New.
4772 (install-darwin-libgcc-stubs): New.
4773 (INSTALL_LIBGCC): New append.
4774 * config/i386/darwin-libgcc.10.4.ver: New.
4775 * config/i386/darwin-libgcc.10.5.ver: New.
4776 * config/i386/t-darwin: New.
4777 * config/rs6000/darwin-libgcc.10.4.ver: New.
4778 * config/rs6000/darwin-libgcc.10.5.ver: New.
4779 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4780 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4782 2005-09-28 Paul Brook <paul@codesourcery.com>
4784 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4787 2005-09-28 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/23853
4790 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4791 host_integerp to verify misalignment value.
4793 2005-09-28 Richard Henderson <rth@redhat.com>
4795 * builtins.c (get_builtin_sync_mode): New.
4796 (expand_builtin_sync_operation): Pass in mode argument.
4797 (expand_builtin_compare_and_swap): Likewise.
4798 (expand_builtin_lock_test_and_set): Likewise.
4799 (expand_builtin_lock_release): Likewise.
4800 (expand_builtin): Update to match.
4802 2005-09-28 Nick Clifton <nickc@redhat.com>
4804 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4805 formatting. Add check to PLUS case to ensure that the offset is
4806 within an acceptable range.
4808 * config/v850/v850.md (casesi): Disable the generation of the
4809 switch pattern as it is not being handled properly at the moment.
4811 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4812 for when the high words are identical.
4814 2005-09-27 Richard Henderson <rth@redhat.com>
4816 * pretty-print.c (pp_base_format): Fix typo for %>.
4818 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4819 Devang Patel <dpatel@apple.com>
4821 PR tree-optimization/23625
4822 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4823 LABEL_EXPR, assertion check.
4825 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4827 * optabs.c (no_conflict_move_test): Check if a result of a
4828 to-be-moved insn would be clobbered by an originally
4831 2005-09-27 Jeff Law <law@redhat.com>
4833 * passes.c (init_optimization_passes): Replace copy propagation
4834 passes immediately after DOM with phi-only copy propagation
4835 pases. Add phi-only copy propagation pass after first DOM pass.
4836 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4837 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4838 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4839 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4840 to init_copy_prop. Callers updated.
4841 (do_phi_only_copy_prop): New function.
4842 (pass_phi_only_copy_prop): New pass descriptor.
4844 2005-09-27 Nick Clifton <nickc@redhat.com>
4846 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4848 2005-09-26 Jason Merrill <jason@redhat.com>
4851 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4853 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4855 2005-09-26 James E Wilson <wilson@specifix.com>
4857 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4858 copyright. Add gcc copyright plus libgcc exception.
4859 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4861 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4863 2005-09-26 Jeff Law <law@redhat.com>
4865 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4866 about when to iterate.
4868 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4871 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4872 for __complex__ double in -mcpu=G5 mode.
4874 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4876 PR tree-optimization/23942
4877 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4878 * tree-scalar-evolution.c: Include params.h.
4880 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4881 follow_ssa_edge_in_condition_phi_branch,
4882 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4883 Change return type to t_bool. Use a parameter to limit the size of
4884 trees that are walked before stopping
4885 (analyze_evolution_in_loop): Initialize the limit to 0.
4886 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4887 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4889 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4892 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4893 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4895 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4897 * combine.c (make_extraction): Check for valid use of subreg.
4899 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4902 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4903 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4904 ("fist<mode>2_with_temp"): Use only register operands.
4906 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4908 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4909 CALL_INSN_FUNCTION_USAGE.
4911 2005-09-26 Richard Guenther <rguenther@suse.de>
4914 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4915 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4916 (ldst_entry): Use the hashtable instead of list-walking.
4917 (find_rtx_in_ldst): Likewise.
4918 (free_ldst_entry): Free the hashtable.
4919 (compute_ld_motion_mems): Create the hashtable.
4920 (trim_ld_motion_mems): Remove entry from hashtable if
4921 removing it from list.
4922 (compute_store_table): Likewise^2.
4923 (store_motion): Free hashtable in case we did not see
4926 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4928 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4929 and arg1 if we are passing them to fold_build2.
4931 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4934 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4937 2005-09-25 Richard Henderson <rth@redhat.com>
4939 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4940 SYMBOL_REF_TLS_MODEL to be correct.
4942 2005-09-24 Richard Henderson <rth@redhat.com>
4944 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4945 end of function. Reindent.
4947 2005-09-24 Ian Lance Taylor <ian@airs.com>
4949 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4950 NEGATE_EXPR/BIT_NOT_EXPR case.
4952 2005-09-24 Richard Henderson <rth@redhat.com>
4954 * c-common.c (handle_mode_attribute): When not modifying in place,
4955 create subtypes for enumerations.
4956 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4957 * gimplify.c (create_tmp_from_val): Likewise.
4959 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4961 * config/i386/i386.md (*tls_global_dynamic_64,
4962 *tls_local_dynamic_base_64): Add missing mode to call.
4963 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4965 2005-09-24 Jan Hubicka <jh@suse.cz>
4967 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4968 (cgraph_clone_node): Likewise.
4969 * cgraph.h (cgraph_clone_edge): Update prototype.
4970 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4971 duplicated prototypes; add updating argument.
4972 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4973 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4975 (cgraph_mark_inline_edge): Likewise.
4976 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4977 (cgraph_flatten_node): Likewise.
4978 (cgraph_decide_recursive_inlining): Likewise.
4979 (cgraph_decide_inlining_of_small_function): Likewise.
4980 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4982 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4983 Pete Steinmetz <steinmtz@us.ibm.com>
4985 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4986 (rldic.): Set type to "compare".
4988 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4989 mfjmpr for MFCTR/MFLR.
4990 (movdf_hardfloat64): Same.
4991 (movdf_softfloat64): Same. Correct order of store and move types.
4992 (movti_string): Set type to store_ux/load_ux.
4993 (load_multiple): Set type to load_ux.
4994 (store_multiple): Set type to store_ux.
4995 (movmemsi): Set type to store_ux.
4996 (output_cbranch direct_return): Set type to jmpreg.
4997 (stmw): Set type to store_ux.
4998 (lmw): Set type to load_ux.
4999 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5000 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5001 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5002 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5003 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5004 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5005 (rios1-fpstore): Increase latency to 3.
5006 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5007 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5009 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5010 Andrew Pinski <pinskia@physics.uc.edu>
5012 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5013 operand2 constraint to "b".
5014 (sync_<fetchop_name>di_internal): Same.
5015 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5017 (sync_old_<fetchop_name>di_internal): Same.
5018 (sync_new_<fetchop_name>si_internal): Same.
5019 (sync_new_<fetchop_name>di_internal): Same.
5021 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5024 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5025 case, define as macros.
5027 PR rtl-optimization/23837
5028 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5029 clobber / clobber match between dest and p->first.
5031 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5032 (no_conflict_move_test): Update comments.
5034 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5036 * doc/install.texi: Update URL for Jacks.
5037 * doc/sourcebuild.texi: Likewise.
5039 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5042 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5043 registers when choosing register preferences.
5044 (movdf_hardfloat64): Same.
5046 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5048 * expmed.c (expand_shift): Don't use the target of the rotate as
5049 target for the first expanded shift insn.
5050 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5052 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5054 PR tree-optimization/22438
5055 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5056 preserved iv rhs rewriting specially.
5058 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5060 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5061 estimate_only is true.
5062 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5063 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5064 tree-ssa-structalias.c
5065 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5066 ref_contains_indirect_ref.
5067 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5069 2005-09-21 DJ Delorie <dj@redhat.com>
5071 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5073 (mn10300_return_in_memory): Support variable size types also.
5074 (mn10300_pass_by_reference): Likewise.
5075 (mn10300_function_value): New.
5076 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5077 (FUNCTION_OUTGOING_VALUE): Likewise.
5078 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5079 * doc/invoke.texi: Document it.
5081 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5084 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5085 force integer op1 into register for XFmode compares.
5087 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5090 * expmed.c (alg_code): Add alg_impossible.
5091 (alg_hash_entry): Add cost.
5092 (synth_mult): Record alg_impossible in the hash table if
5093 multiplication by a given integer is impossble within the
5094 limit. Speed up using alg_impossible.
5096 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5098 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5099 argument. Allow and set any offset if needs_anyoffset is passed
5101 (get_constraint_for): Add argument here too.
5103 (do_structure_copy): Pass NULL to get_constraint_for.
5104 (handle_ptr_arith): Ditto.
5105 (find_func_aliases): Ditto.
5107 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5109 PR rtl-optimization/23898
5110 * output.h (get_attr_min_length): Declare.
5111 * final.c (get_attr_length_1): New function, broken out of:
5113 (get_attr_min_length): New function.
5114 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5115 (duplicate_computed_gotos): Likewise.
5116 * genattr.c (insn_min_length): Generate declaration.
5117 * genattrtab.c (min_fn, min_attr_value): New functions.
5118 (make_length_attrs): Generate insn_min_length.
5120 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5122 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5124 2005-09-20 Richard Henderson <rth@redhat.com>
5126 PR tree-optimization/24059
5127 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5130 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5132 * c.opt (fextended-identifiers): New.
5133 * c-opts.c (c_common_handle_option): Handle
5134 -fextended-identifiers.
5135 * doc/cpp.texi: Update documentation of extended identifiers.
5136 * doc/cppopts.texi (-fextended-identifiers): Document.
5138 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5140 PR tree-optimization/23929
5141 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5144 PR tree-optimization/23818
5145 * tree-stdarg.c (execute_optimize_stdarg): Call
5146 calculate_dominance_info.
5148 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5150 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5151 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5152 (compute_overlap_steps_for_affine_1_2): Use
5153 get_number_of_iters_for_loop.
5154 (analyze_subscript_affine_affine): Check whether difference is
5156 Use get_number_of_iters_for_loop.
5157 Check whether overlap occurs outside of bounds.
5158 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5160 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5162 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5163 base register if possible.
5165 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5167 PR tree-optimization/18463
5168 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5169 converting it directly is not possible.
5170 (chrec_convert_aggressive): New function.
5171 * tree-chrec.h (chrec_convert_aggressive): Declare.
5172 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5173 Fold chrec conversions aggressively if asked to.
5174 (instantiate_parameters): Modified because of changes in
5175 instantiate_parameters_1.
5177 2005-09-19 Richard Henderson <rth@redhat.com>
5179 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5180 (reduc_splus_v2df): New.
5182 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5184 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5185 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5187 2005-09-19 Richard Henderson <rth@redhat.com>
5189 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5192 2005-09-19 Richard Henderson <rth@redhat.com>
5194 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5195 (ia64_expand_dot_prod_v8qi): New.
5196 * config/ia64/ia64-protos.h: Update.
5197 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5198 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5199 sdot_prodv8qi, sdot_prodv4hi): New.
5200 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5202 2005-09-19 Richard Henderson <rth@redhat.com>
5205 * real.c (exact_real_truncate): Return false if the format cannot
5206 represent the number as a normal.
5208 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5209 for a memory source.
5211 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5213 * tree-ssa-operands.c (swap_tree_operands): Export.
5214 * tree.h (swap_tree_operands): Declare.
5215 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5216 Call swap_tree_operands.
5218 2005-09-19 Richard Henderson <rth@redhat.com>
5220 * tree-flow.h (merge_alias_info): Declare.
5221 * tree-ssa-copy.c (merge_alias_info): Export.
5222 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5223 (vect_create_data_ref_ptr): Use create_iv directly.
5224 (vectorizable_load): Use correct types for integer constants.
5225 (vect_generate_tmps_on_preheader): Likewise.
5226 (vect_gen_niters_for_prolog_loop): Likewise.
5228 2005-09-19 Steven Bosscher <stevenb@suse.de>
5230 PR rtl-optimization/23943
5231 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5233 2005-09-18 Jan Hubicka <jh@suse.cz>
5235 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5237 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5239 * varasm.c (output_constant): Do not abort on conversions to union
5240 types between different sizes.
5242 2005-09-18 Richard Guenther <rguenther@suse.de>
5245 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5248 2005-09-18 Paul Brook <paul@codesourcery.com>
5250 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5252 2005-09-17 Richard Henderson <rth@redhat.com>
5254 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5255 * tree-ssa-loop.c (pass_vect_dce): Remove.
5256 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5259 2005-09-17 Richard Henderson <rth@redhat.com>
5261 * tree-pass.h (pass_vect_dce): Declare.
5262 * passes.c (init_optimization_passes): Add it.
5263 * tree-flow.h (tree_ssa_dce): Declare.
5264 * tree-ssa-dce.c (tree_ssa_dce): Export.
5265 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5266 (gate_tree_vectorize): ... here.
5267 (pass_vect_dce): New.
5269 2005-09-17 Jan Hubicka <jh@suse.cz>
5271 * except.c (struct eh_status): Turn region_array into vec.
5272 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5273 convert_from_eh_region_ranges, find_exception_handler_labels,
5274 current_function_has_exception_handlers, assign_filter_values,
5275 build_post_landing_pads, dw2_build_landing_pads,
5276 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5277 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5278 foreach_reachable_handler, can_throw_internal_1,
5279 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5281 (duplicate_eh_region_1): Update region_array.
5282 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5284 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5287 * expmed.c (expand_mult): Substitute simple register for op0 when
5290 2005-09-17 Richard Henderson <rth@redhat.com>
5292 * expr.c (emit_move_via_integer): Add force argument, pass it on
5293 to emit_move_change_mode. Update callers.
5294 (emit_move_complex): Pass true to new force argument.
5295 * function.c (expand_function_end): Move expand_eh_return call
5296 earlier. Merge sub-word complex values into a pseudo before
5297 copying to the return hard register.
5299 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5301 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5302 between different sizes.
5304 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5308 * passes.c (init_optimization_passes): Register dump files for
5311 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5313 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5314 * config/s390/s390.c (s390_overlap_p): New function.
5315 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5316 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5319 2005-09-16 Richard Guenther <rguenther@suse.de>
5321 * ipa-pure-const.c (static_execute): Free auxiliar information.
5322 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5323 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5325 2005-09-15 DJ Delorie <dj@redhat.com>
5327 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5329 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5331 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5333 (swap_commutative_operands_with_target): New.
5335 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5337 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5340 (estimate_iters_using_array): New function.
5341 * tree-data-ref.h (estimate_iters_using_array): Prototype
5342 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5343 Use estimate_iters_using_array instead of analyze_array.
5345 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5347 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5350 2005-09-15 Michael Matz <matz@suse.de>
5352 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5354 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5356 PR tree-optimization/23835
5357 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5358 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5360 2005-09-14 Richard Henderson <rth@redhat.com>
5362 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5363 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5365 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5367 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5368 in the ARRAY_TYPE case.
5370 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5372 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5374 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5377 * tree-vect-transform.c (vectorizable_operation): Return false for
5378 scalar shift operations and for vector shift operations with
5379 non-invariant shift arguments. Use scalar tree operand op1 as
5380 a shift operand when vector shift insn pattern uses scalar shift
5382 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5384 2005-09-14 Olivier Hainque <hainque@adacore.com>
5386 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5387 value if it has side-effects.
5389 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5392 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5394 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5396 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5397 passed as NAME as if it were label at start of function code.
5399 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5401 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5404 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5406 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5407 as early clobber. Rewrite so the PIC register is not implicitly used.
5409 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5411 * tree.c (annotate_with_file_line): Compare line numbers before
5414 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5417 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5418 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5420 2005-09-13 Ian Lance Taylor <ian@airs.com>
5422 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5423 than a HOST_WIDEST_INT to gen_doloop_begin.
5425 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5427 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5429 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5431 PR tree-optimize/23817
5432 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5434 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5437 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5438 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5439 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5440 (restore_stack_nonlocal): Likewise.
5441 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5443 2005-09-12 Ian Lance Taylor <ian@airs.com>
5446 * c.opt (ffriend-injection): New C++ option.
5447 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5448 (C++ Dialect Options): Document -ffriend-injection.
5450 2005-09-12 Josh Conner <jconner@apple.com>
5453 * ipa-reference.c (static_execute): Don't mark variables in
5454 named sections TREE_READONLY.
5456 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5458 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5461 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5463 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5464 V_MUST_DEF instead of just the first_use_p.
5465 Don't mark the virtual variables for renaming on the statement which
5467 (pass_dse): Remove TODO_update_ssa.
5469 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5472 * stor-layout.c (compute_record_mode): For records with a single
5473 field, actually check the field's mode size against the type size.
5475 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5476 registers for TARGET_SHMEDIA.
5477 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5478 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5479 of GENERAL_REGS and FP_REGS.
5481 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5483 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5485 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5487 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5488 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5489 are omitted. Exclude stack_tie insn too.
5491 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5493 PR rtl-optimization/23098
5494 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5496 * config/rs6000/rs6000.md (movdf splitter): Use
5497 const_double_operand predicate for TARGET_POWERPC64.
5498 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5499 SYMBOL_REF method to ABI_V4.
5501 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5502 replace_equiv_address.
5503 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5504 rs6000_sr_alias_set and MEM_NOTRAP.
5505 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5507 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5509 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5510 handle CALL_EXPR again.
5512 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5514 * arm/predicates.md (alignable_memory_operand): Delete.
5516 2005-09-10 Richard Henderson <rth@redhat.com>
5519 * dbxout.c (dbxout_expand_expr): New.
5520 (dbxout_symbol): Use it.
5522 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5524 * arm.c (arm_gen_rotated_half_load): Delete.
5525 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5526 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5527 (thumb_set_return_address): Likewise.
5528 (thumb_load_double_from_address): Use adjust_address.
5529 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5530 (extendhsisi2_mem, movhi_bytes): Use change_address.
5531 (movhi): Use widen_memory_access.
5532 (reload_out_df): Use replace_equiv_address.
5533 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5535 2005-09-09 Richard Henderson <rth@redhat.com>
5538 * dbxout.c: Include expr.h.
5539 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5540 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5541 * Makefile.in (dbxout.o): Add EXPR_H.
5543 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5545 PR tree-optimization/23509
5546 * tree-cfg.c (replace_uses_by): Use replace_exp.
5547 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5548 pointers have name_mem_tag or type_mem_tag set.
5550 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5552 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5553 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5554 of wrongly accessing operands.
5556 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5558 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5559 * tree-chrec.c: Include tree-scalar-evolution.h.
5560 (chrec_convert): Instantiate the base and step before calling
5561 scev_probably_wraps_p that would fail on parametric evolutions.
5562 Collect all the fails into a single section failed_to_convert,
5563 print a diagnostic, and return chrec_dont_know instead of calling
5565 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5566 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5568 (scev_const_prop): Don't replace the definition of a loop closed ssa
5569 phi node by itself, or by another loop closed ssa phi node.
5570 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5571 that base and step are defined.
5573 2005-09-09 Richard Guenther <rguenther@suse.de>
5576 * fold-const.c (fold_ternary): Check truth_value_p before
5577 calling invert_truthvalue.
5579 2005-09-09 Nick Clifton <nickc@redhat.com>
5581 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5582 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5583 dimension of these arrays.
5584 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5586 * longlong.h: Only provide a prototype for the __clz_tab[] array
5587 if this header has not been included from libgcc2.h.
5588 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5590 Provide prototypes for exported functions.
5591 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5594 2005-09-08 Josh Conner <jconner@apple.com>
5598 * expr.c (expand_expr_addr_expr_1): Don't invoke
5599 expand_simple_binop for EXPAND_INITIALIZER.
5601 2005-09-08 Richard Henderson <rth@redhat.com>
5604 * toplev.c (wrapup_global_declaration_1): Split out ...
5605 (wrapup_global_declaration_2): ... from ...
5606 (wrapup_global_declarations): ... here. Return bool.
5607 (check_global_declaration_1): Split out ...
5608 (check_global_declarations): from here.
5609 (emit_debug_global_declarations): New.
5610 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5611 check_global_declaration_1, emit_debug_global_declarations): Declare.
5612 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5613 of decls. Call wrapup_global_declaration_1,
5614 wrapup_global_declaration_2, check_global_declaration_1 directly.
5615 (c_write_global_declarations_2): New.
5617 (c_write_global_declarations): Call c_write_global_declarations_2.
5618 * langhooks.c (write_global_declarations): Call
5619 emit_debug_global_declarations.
5621 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5622 remove decls that have DECL_RTL_SET_P.
5623 * passes.c (rest_of_decl_compilation): Invoke
5624 cgraph_varpool_finalize_decl for all but functions.
5626 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5628 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5629 the result of a conversion if the new min and max cannot be compared.
5631 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5633 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5634 (override_options): Setting s390_sr_alias_set removed.
5635 (save_fpr, save_gprs): Set alias set to vararg or frame.
5636 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5637 s390_sr_alias_set with get_frame_alias_set ().
5638 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5639 get_varargs_alias_set ().
5641 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5645 * c-parser.c (c_parser_objc_method_definition): If the next
5646 token is not "{", error out and don't start the function.
5648 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5650 * tree-vrp.c (extract_range_from_expr): Move the check for non
5651 nullness after the check for gimple invariant.
5653 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5655 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5657 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5660 * config/m32r.md (movmemsi_internal): Canonicalize order of
5661 operands in PLUS component of template.
5663 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5665 * reload1.c (fixup_eh_region_note): Remove assertion.
5666 (fixup_abnormal_edges): Reverted removal of call to
5667 find_many_sub_basic_blocks made on 2005-08-31.
5669 2005-09-07 Richard Henderson <rth@redhat.com>
5671 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5672 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5673 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5674 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5675 rearrange for better packing.
5676 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5677 (lookup_cfa_1): Remove inline marker.
5678 (cfa_equal_p): Split out of ...
5679 (def_cfa_1): ... here. Use INVALID_REGNUM.
5680 (build_cfa_loc): Handle !cfa->indirect.
5681 (frame_pointer_cfa_offset): New.
5682 (dbx_reg_number): Assert register elimination performed; do
5683 leaf register remapping.
5684 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5685 (eliminate_reg_to_offset): New.
5686 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5687 for verifiably local stack frame addresses; re-base to CFA.
5688 (mem_loc_descriptor): Remove can_use_fbreg argument.
5689 (concat_loc_descriptor, loc_descriptor): Likewise.
5690 (containing_function_has_frame_base): Remove.
5691 (rtl_for_decl_location): Don't do register elimination or
5692 leaf register remapping here.
5693 (secname_for_decl): Split out from ..
5694 (add_location_or_const_value_attribute): ... here.
5695 (convert_cfa_to_loc_list): New.
5696 (compute_frame_pointer_to_cfa_displacement): New.
5697 (gen_subprogram_die): Use them.
5698 * tree.h (frame_base_decl): Remove.
5699 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5700 (prologue_stack_adjust): Remove.
5701 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5702 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5703 (set_frame_base_location): Remove.
5704 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5705 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5706 (vt_add_function_parameters): Don't eliminate_regs.
5707 (vt_initialize): Don't create frame_base_decl.
5709 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5711 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5712 version of GNU binutils for 4.x and later.
5714 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5716 * ggc-page.c (ggc_push_context): Remove.
5717 (ggc_pop_context): Likewise.
5718 * ggc.h (ggc_push_context): Remove.
5719 (ggc_pop_context): Likewise.
5721 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5724 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5725 returning from an interrupt handler.
5727 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5730 * config/arc/arc.c (output_shift): Add check for loop count when
5733 2005-09-06 Steven Bosscher <stevenb@suse.de>
5735 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5737 (abs_replacement): Likewise.
5738 (pass_phiopt): Remove TODO_update_ssa.
5740 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5743 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5744 if "return with no value, in function returning non-void" warning
5746 * tree-cfg.c (execute_warn_function_return): Don't look at
5747 RETURN_EXPRs with TREE_NO_WARNING set.
5750 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5751 for internal functions doesn't use registers used by global registers
5752 variables. Use fewer register parameters if there are global register
5755 2005-09-06 Olivier Hainque <hainque@adacore.com>
5756 Eric Botcazou <ebotcazou@adacore.com>
5759 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5760 when we would be extracting outside its bit span (bitpos+bitsize
5761 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5762 Ada unchecked conversions.
5764 2005-09-06 Steven Bosscher <stevenb@suse.de>
5766 * tree-ssa-pre.c (try_look_through_load): New function.
5767 (compute_avail): Use it to try to look through loads for some
5768 more useful expressions.
5770 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5772 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5773 condition for detecting cases like (a&a) and (a^a).
5775 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5777 * common.opt: Add option ftree-vect-loop-version.
5778 * params.def: Add --param vect-max-version-checks.
5779 * doc/invoke.texi: Document ftree-vect-loop-version and
5780 --param vect-max-version-checks.
5781 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5782 may_misalign_stmts and defines for accessors.
5783 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5784 LOOP_VINFO_MAY_MISALIGN_STMTS.
5785 (destroy_loop_vec_info): VEC_free for
5786 LOOP_VINFO_MAY_MISALIGN_STMTS.
5787 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5788 Update documentation.
5789 (vect_update_misalignment_for_peel): New.
5790 (vect_enhance_data_refs_alignment): Update to choose loop
5791 peeling or loop versioning if appropriate for the (potentially)
5792 unaligned data references in the loop.
5793 (vect_analyze_data_refs_alignment): Remove call to
5794 vect_enhance_data_refs_alignment so the checks can be done
5796 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5797 and move up call to vect_analyze_data_refs_alignment.
5798 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5799 (vect_transform_loop): Add call to loop_version.
5801 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5803 PR rtl-optimization/23098
5804 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5805 * simplify-rtx.c (constant_pool_reference_p): New function.
5806 * rtl.h (constant_pool_reference_p): New prototype.
5807 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5808 constant_pool_reference_p in condition and
5809 avoid_constant_pool_reference in preparation statements.
5811 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5813 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5814 STRICT_LOW_PART SETs.
5816 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5819 * except.c (sjlj_emit_function_enter): Find the function begin
5820 note even when it's not in first basic block.
5822 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5824 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5825 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5826 * aclocal.m4: Regenerate.
5828 2005-09-05 DJ Delorie <dj@redhat.com>
5830 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5833 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5835 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5836 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5837 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5838 Follow spelling conventions.
5839 * doc/invoke.texi: Follow spelling conventions.
5841 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5843 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5844 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5845 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5847 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5850 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5851 (output_stack_adjust): Use gen_tmp_stack_mem.
5852 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5853 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5854 (sh_get_pr_initial_val): Likewise.
5855 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5856 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5857 * sh.md (divsi_inv_m0): Use gen_const_mem.
5858 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5859 (movdf_i4+1): Use gen_tmp_stack_mem.
5860 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5861 (fpu_switch+2): Likewise.
5862 (movv4sf_i, movv16sf_i): Use adjust_address.
5863 (symGOT_load): Set MEM_NOTRAP_P bit.
5865 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5868 * pa.c (emit_move_sequence): Fix typo in last change.
5870 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5872 PR rtl-optimization/23454
5873 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5876 2005-09-03 Richard Henderson <rth@redhat.com>
5877 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5880 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5883 2005-09-02 Nicolas Pitre <nico@cam.org>
5885 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5886 to bit_count to 32 bits.
5888 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5891 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5892 generating synthetic loads from volatile lvalues.
5894 005-09-02 Nick Clifton <nickc@redhat.com>
5896 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5897 __ctzhi2, __clzhi2): New functions.
5899 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5902 * tree-nested.c (struct var_map_elt): Mark with GTY.
5903 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5905 (lookup_field_for_decl): Allocate new element in GC memory.
5906 (lookup_tramp_for_decl): Likewise.
5907 (convert_nl_goto_reference): Likewise
5908 (create_nesting_tree): Allocate info in GC memory. Likewise for
5910 (free_nesting_tree): Free with ggc_free instead of free.
5911 (root): New static variable.
5912 (lower_nested_functions): Remove root as local variable. And zero out
5913 root at the end of the function.
5915 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5917 PR rtl-optimization/20365
5918 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5919 to short. New member ix.
5920 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5921 (simplify_plus_minus): Initialize ix members before calling qsort.
5923 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5925 PR tree-optimization/23626
5926 * tree-cfg.c (replace_uses_by): Clean up eh info.
5928 2005-09-01 DJ Delorie <dj@redhat.com>
5930 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5933 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5935 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5936 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5939 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5941 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5942 do not issue warning for a variable definition following
5945 2005-09-01 Richard Henderson <rth@redhat.com>
5948 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5949 conversion to CONST_VECTOR.
5951 2005-09-01 Richard Henderson <rth@redhat.com>
5954 * reload1.c (reload_as_needed): Check !CALL_P before calling
5955 fixup_eh_region_note.
5956 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5958 2005-09-01 DJ Delorie <dj@redhat.com>
5960 * varasm.c (output_constant): Let the target resolve
5961 conversions of addresses to non-default pointer sizes.
5963 2005-09-01 Nicolas Pitre <nico@cam.org>
5965 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5966 to alow matching ARM pre-indexed addressing mode.
5967 (arm_override_options): Remove now irrelevant comment.
5969 2005-09-01 Phil Edwards <phil@codesourcery.com>
5971 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5972 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5973 * config/i386/vxworks.h: Likewise.
5974 * config/i386/t-vxworksae: New file, for VxWorks AE.
5975 * config/i386/vxworksae.h: Likewise.
5977 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5979 PR tree-optimization/23410
5980 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5981 sequence is not wrapping during the first step.
5983 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5986 * dwarf2out.c (base_type_die): Compare char_type_node with
5987 TYPE_MAIN_VARIANT (type), not type.
5989 2005-09-01 Richard Guenther <rguenther@suse.de>
5991 PR tree-optimization/15366
5992 * common.opt: Add -finline-functions-called-once.
5993 Put -fearly-inlining in alphabetically ordered place.
5994 * doc/invoke.texi: Document new option.
5995 * ipa-inline.c (cgraph_decide_inlining): Honour
5996 flag_inline_functions_called_once.
5998 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6000 PR rtl-optimization/23478
6001 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6002 (alloc_qty): Initialize it.
6003 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6004 (combine_regs): Combine also n_throwing_calls_crossed fields.
6005 (find_free_reg): Don't attempt to caller-save pseudos crossing
6006 calls that might throw.
6007 * global.c (struct allocno): Add throwing_calls_crossed field.
6008 (global_alloc): Revert 2005-08-22 change. Initialize
6009 throwing_calls_crossed.
6010 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6013 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6016 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6017 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6018 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6019 (and64_2_operand): Tweak to use predicate.
6020 (and_operand): Adjust for mask_operand changes.
6021 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6022 (print_operand): Likewise.
6023 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6024 (mask64_1or2_operand): Delete.
6025 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6026 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6027 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6028 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6029 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6030 (rotldi3_internal4): Likewise.
6031 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6032 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6033 (ashldi3_internal7): Likewise.
6034 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6035 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6036 (anddi3 split): Don't match mask64_operand.
6037 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6038 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6039 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6040 't' splitter predicate.
6041 (movdi_internal64 + 2): Revert 2005-06-11 change.
6043 2005-08-31 DJ Delorie <dj@redhat.com>
6045 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6046 (m32c_asm_integer): Add support for 32 bit pointers.
6048 2005-08-31 Richard Henderson <rth@redhat.com>
6050 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6051 component-like references for setting MEM_NOTRAP_P.
6053 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6054 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6056 2005-08-31 Richard Henderson <rth@redhat.com>
6058 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6059 into a pseudo before applying gen_lowpart.
6061 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6063 * doc/install.texi (Specific): Update cctools version required
6064 for full functionality.
6065 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6066 linkers as -macosx_version_min.
6068 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6071 * sh.c (print_operand, %R and %S): Add handling of floating point
6072 registers, memory, constants and invalid operands.
6074 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6076 * ipa-pure-const.c: Change dump name.
6078 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6081 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6082 to "reg_or_0_operand".
6083 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6085 2005-08-31 Dale Johannesen <dalej@apple.com>
6087 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6088 loops that count down.
6090 2005-08-31 Richard Henderson <rth@redhat.com>
6093 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6094 (fixup_eh_region_note): New.
6095 (reload_as_needed): Call it.
6096 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6097 don't call find_many_sub_basic_blocks; call verify_flow_info.
6098 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6099 (keep_stack_depressed): Likewise.
6100 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6102 2005-08-31 Richard Henderson <rth@redhat.com>
6104 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6107 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6109 * expr.c (expand_expr_real_1): Compare size of address
6110 mode to target's address mode size in deciding expansion of
6111 the constant address.
6113 2005-08-31 Richard Guenther <rguenther@suse.de>
6116 * expr.c (all_zeros_p): New function.
6117 (expand_expr_real_1): Handle the case of an all-zero
6118 non-addressable constructor separately.
6120 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6122 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6123 arguments, adjust all callers.
6124 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6126 2005-08-30 Richard Henderson <rth@redhat.com>
6129 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6130 whenever the mode sizes match.
6132 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6134 * calls.c (load_register_parameters): Fix comment typo.
6135 * expr.c (emit_push_insn): Comment formatting.
6137 2005-08-30 Ian Lance Taylor <ian@airs.com>
6139 * config/i386/x-cygwin (host-cygwin): Change dependency from
6140 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6142 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6144 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6147 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6150 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6151 call to ggc_collect.
6153 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6156 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6157 beginning. Remove $(INCLUDES) from all the rules, if following
6158 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6160 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6163 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6164 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6165 not constant, but maxlen is, don't set len to maxlen, rather
6166 set maxlen to len if len is a constant.
6168 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6170 PR tree-optimization/23475
6171 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6174 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6176 Fix PR middle-end/22455
6178 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6179 Checksum only the parts of the tree that exist for the tree code.
6181 2005-08-28 Dale Johannesen <dalej@apple.com>
6183 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6185 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6187 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6189 2005-08-28 Richard Henderson <rth@redhat.com>
6191 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6192 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6195 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6198 * builtins.c (get_memory_rtx): Don't strip nops
6199 in between COMPONENT_REFs.
6201 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6204 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6206 (gimplify_modify_expr): Check for zero sized types and gimplify the
6207 rhs and lhs as statements.
6209 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6212 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6213 state for return address column of signal frames.
6215 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6218 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6219 bytes >= 2 not bytes == 2.
6220 (expand_block_move): Same.
6222 2005-08-27 Richard Guenther <rguenther@suse.de>
6225 * config/i386/sse.md (sse2_movsd): Add missing closing
6228 2005-08-27 Paul Brook <paul@codesourcery.com>
6230 * genrecog.c (enum decision_type): Add DT_num_insns.
6231 (struct decision_test): Add u.num_insns.
6232 (add_to_sequence): Add DT_num_insns test.
6233 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6234 (write_cond, debug_decision_2): Ditto.
6235 (change_state): Assume peep2_next_insn never fails.
6236 Remove "afterward" argument.
6237 (write afterward, write_tree): Update to match.
6238 * recog.c (peep2_current_count): New variable.
6239 (peep2_next_insn): Check it.
6240 (peephole2_optimize): Set peep2_current_count.
6241 * recog.h (peep2_current_count): Declare.
6243 2005-08-26 Josh Conner <jconner@apple.com>
6246 * ipa-pure-const.c (check_tree): Check for volatile-ness
6247 when considering a dereference.
6249 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6251 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6253 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6255 PR rtl-optimization/23561
6256 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6257 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6258 at most LEN bytes long memory fits into the field.
6259 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6260 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6261 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6263 2005-08-26 Richard Henderson <rth@redhat.com>
6266 * loop.c (biased_biv_may_wrap_p): New.
6267 (maybe_eliminate_biv_1): Use it to suppress non-equality
6268 comparison transformations. Delete disabled code.
6270 2005-08-26 Ian Lance Taylor <ian@airs.com>
6272 * combine.c (make_extraction): Avoid reference outside object.
6274 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6276 * stor-layout.c (finalize_type_size): Restore behaviour for
6277 non-aggregate types to the status quo ante of the patch for
6278 pr 23467. Document why it matters.
6280 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6283 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6284 array by one element, initialize the BT_LAST element with NULL.
6286 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6288 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6289 optimizing for size.
6291 (compare_plus_eqsi): Same.
6292 (plus_eqsi_compare): Same.
6293 (neg_eq0<mode>): Same.
6294 (neg_eq<mode>): Same.
6296 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6299 2005-08-26 Nick Clifton <nickc@redhat.com>
6301 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6302 TARGET_EP is not defined.
6303 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6304 TARGET_EP is enabled.
6305 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6306 * config/v850/v850.md (save_all_interrupt): Only use the EP
6307 register if TARGET_EP is defined.
6308 (restore_all_interrupt): Likewise.
6309 * config/v850/lib1funcs.asm: Update functions so that the EP
6310 register is only used if __EP__ is defined.
6312 2005-08-26 David Ung <davidu@mips.com>
6314 * config/mips/mips.c (mips_expand_prologue): Handle case when
6315 generating for MIPS16 and the outgoing argument area is more than
6316 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6319 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6321 * config/crx/crx.md: Make doloop_end pattern usage controllable
6322 via mloop-nesting=<max-nesting> command line switch. Make sure
6323 the combiner cannot use doloop_end_<mode> in an illegal way.
6324 * config/crx/crx.c: Use regs up to r6 for argument passing.
6325 Refine crx_address_cost (non cst4 displacements are expensive).
6326 * config/crx/crx.opt: Add switch for mloop-nesting=.
6328 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6330 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6331 (UNSPEC_MVST): New constant.
6333 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6335 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6336 Reject operands containing eliminable registers.
6337 * testsuite/gcc.dg/20050825-1.c: New testcase.
6339 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6340 Jan Hubicka <jh@suse.cz>
6342 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6344 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6346 PR tree-optimization/23546
6347 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6350 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6352 * params.def (PARAM_MIN_SPEC_PROB): New.
6353 * sched-rgn.c (MIN_PROBABILITY): Delete.
6354 (compute_trg_info): Convert to PARAM_VALUE.
6355 * doc/invoke.texi (param): Document min-spec-prob.
6357 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6359 * config/darwin.h: define __PIC__
6360 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6361 TARGET_OS_CPP_BUILTINS macro.
6363 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6365 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6368 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6370 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6372 * cfghooks.c (duplicate_block): Added position where to place
6373 new block as argument.
6374 * cfghooks.h (duplicate_block): Declaration changed.
6375 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6377 * cfglayout.h (copy_bbs): Declaration changed.
6378 * cfgloop.h (loop_version): Declaration changed.
6379 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6380 position to copy_bbs.
6381 (loop_version): Pass position to duplicate_loop_to_header_edge.
6382 Add place_after argument and position new blocks according to
6384 * modulo-sched.c (sms_schedule): Pass place_after argument
6386 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6387 * tree-cfg.c (split_edge_bb_loc): New function.
6388 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6389 to determine position of new blocks.
6390 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6392 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6393 argument to duplicate_block.
6394 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6395 Pass position to copy_bbs.
6397 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6399 * fold-const.c (ptr_difference_const): Use
6400 cst_and_fits_in_hwi instead of host_integerp.
6402 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6404 * config/darwin.c (gen_pic_offset): New.
6405 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6408 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6410 PR tree-optimization/23486
6411 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6413 2005-08-23 Phil Edwards <phil@codesourcery.com>
6415 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6416 remove use_collect2.
6417 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6419 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6420 configuration files to override the default value.
6422 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6423 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6424 * config/vx-common.h: New file, split out from...
6425 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6426 * config/vxworksae.h: New file, for VxWorks AE.
6427 * config/vxworks.opt: New file.
6428 * config/vxlib.c: Update for VxWorks 6.
6430 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6431 other MULTILIB_* variables appropriately.
6432 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6433 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6434 * config/rs6000/vxworks.h: Update for VxWorks 6.
6435 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6437 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6440 * config/darwin.c (machopic_select_section): Remove the hack to
6441 mark "::operator new" and "::operator delete" for coalescing
6442 even though they are not weak.
6444 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6446 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6447 * configure: Regenerate.
6449 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6452 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6454 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6455 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6458 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6460 * config/rs6000/predicates.md (equality_operator): New.
6461 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6462 comparison with a large constant.
6464 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6466 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6468 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6470 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6471 registers is even, and we have a hardware double precision fp,
6473 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6474 size of current argument when checking if argument was passed in
6477 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6480 * stor-layout.c (finalize_type_size): Dont override
6481 existing alignment with a smaller alignment from the mode.
6483 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6485 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6486 * lambda.h (lambda_vector_lexico_pos): ... here.
6487 * tree-data-ref.c (build_classic_dist_vector): Return false when
6488 the distance vector is lexicographically negative.
6490 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6492 PR tree-optimization/23511
6493 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6494 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6496 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6498 PR tree-optimization/22043
6499 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6500 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6501 If ALLOW_FLEXARR, handle types ending with flexible array member.
6502 Pass false as second argument to recursive count_type_elements calls.
6503 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6504 argument to count_type_elements call.
6505 * tree-sra.c (decide_block_copy): Likewise.
6506 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6507 for a constant-sized object, set cleared as well. Pass true as
6508 second argument to count_type_elements call.
6510 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6513 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6514 from legitimate_small_data_p, and make global. Update use.
6515 Remove forward declaration.
6516 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6518 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6520 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6522 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6523 of scratch intermediates.
6524 (eq<mode>_compare): Same.
6525 (neg_eq0<mode>): New.
6526 (neg_eq<mode>): Convert to define_insn_and_split.
6528 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6531 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6532 stdarg functions, set/clear the fp marker even when no variable
6534 * config/rs6000/sysv4.opt (mprototype): Describe.
6536 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6538 PR rtl-optimization/23478
6539 * regs.h (reg_info): Add throw_calls_crossed.
6540 (REG_N_THROWING_CALLS_CROSSED): Define.
6541 * flow.c (allocate_reg_life_data): Initialize
6542 REG_N_THROWING_CALLS_CROSSED.
6543 (propagate_one_insn, attempt_auto_inc): Update
6544 REG_N_THROWING_CALLS_CROSSED.
6545 * global.c (global_alloc): Don't allocate pseudos across
6546 calls that may throw.
6548 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6551 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6552 value is inbetween the range if we did not find an exact match.
6554 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6556 * doc/invoke.texi (Option Summary): Add ms1 options.
6557 * doc/extend.texi: Document interrupt handler attribute for ms1.
6558 * doc/md.texi: Document ms1 constraints.
6559 * config.gcc: Add ms1-*-elf.
6560 * config/ms1/ms1.h: New.
6561 * config/ms1/ms1.c: New.
6562 * config/ms1/ms1.md: New.
6563 * config/ms1/ms1-protos.h: New.
6564 * config/ms1/ABI.txt: New.
6565 * config/ms1/crti.asm: New.
6566 * config/ms1/crtn.asm: New.
6567 * config/ms1/lib2extra-funcs.c: New.
6568 * config/ms1/t-ms1: New.
6569 * config/ms1/ms1.opt: New.
6571 2005-08-22 Ira Rosen <irar@il.ibm.com>
6573 * config/rs6000/altivec.md (xorv4sf3): New.
6574 (negv4sf2, neg<mode>2): Likewise.
6576 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6579 * config/ia64/ia64.md (divsi3): Check divide by zero.
6580 (udivsi3): Likewise.
6582 (udivdi3): Likewise.
6584 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6586 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6587 up to elem_bitsize bits, not max_bitsize.
6589 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6591 PR tree-optimization/23433
6592 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6593 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6595 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6597 PR tree-optimization/23434
6598 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6599 the iteration bound is not an INTEGER_CST.
6601 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6603 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6604 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6605 NULL if need_epilog_adjust is false.
6606 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6607 Case 3 always peels first itration, not just for PLUS case, and no need
6608 to use scalar_initial_def here. Create an epilog adjustment only if
6609 scalar_initial_def is not NULL.
6611 (vectorizable_reduction): Remove assert.
6613 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6616 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6617 (__moddi3): Likewise.
6618 (__udivdi3): Likewise.
6619 (__umoddi3): Likewise.
6620 (__divsi3): Likewise.
6621 (__modsi3): Likewise.
6622 (__udivsi3): Likewise.
6623 (__umodsi3): Likewise.
6625 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6627 * tree-pass.h (TDF_GRAPH): Define.
6628 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6629 * passes.c (finish_optimization_passes): Only call
6630 finish_graph_dump_file if TDF_GRAPH is set.
6631 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6632 NULL. Set TDF_GRAPH bit.
6633 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6635 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6637 * arm.h (arm_stack_offsets): Add locals_base field.
6638 * arm.c (arm_get_frame_offsets): Compute it.
6639 (thumb_compute_initial_elimination offset): Make the Thumb frame
6640 pointer point to the base of the local variables.
6641 (thumb_expand_prologue): Update accordingly.
6642 (thumb_expand_epilogue): Likewise.
6644 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6645 mode of clobbered scratch to DImode. Handle a case that's known to
6648 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6650 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6651 (gt0<mode>_compare): Delete.
6652 (neg_gt0<mode>): Delete.
6654 2005-08-19 Eric Christopher <echristo@apple.com>
6656 * optabs.h: Change CTI_ to COI_.
6659 2005-08-19 James E Wilson <wilson@specifix.com>
6661 * builtins.c (expand_builtin_return_addr): Set
6662 current_function_accesses_prior_frames when count != 0. Use
6663 frame_pointer_rtx when count == 0.
6664 * function.h (struct function): Add accesses_prior_frames field.
6665 (current_function_accesses_prior_frames): Define.
6666 * reload1.c (init_elim_table): Check
6667 current_function_accesses_prior_frames.
6668 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6670 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6672 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6673 indicator. Return true if the flowgraph changed during
6676 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6679 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6680 conditional expression before testing its value.
6682 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6684 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6686 2005-08-19 Devang Patel <dpatel@apple.com>
6688 PR tree-optimization/23048
6689 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6690 third parameter. Check whether latch is dominated by exit
6692 (if_convertible_loop_p): Supply exit block itself to
6693 if_convertible_bb_p.
6695 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6698 * arm.md (arm_load_pic_register): Change argument to the mask of
6699 saved registers. Call thumb_find_work_register if we need a
6700 scratch register on Thumb.
6701 (arm_expand_prologue): Pass empty register set to
6702 arm_load_pic_register.
6703 (thumb_expand_prologue): Pass live_regs_mask directly to
6704 arm_load_pic_register.
6705 * arm-protos.h (arm_load_pic_register): Update prototype.
6707 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6709 * sh.c (find_sole_member): New function.
6710 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6711 if the record's alignment is larger than the size of its only member.
6713 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6716 * arm.c (thumb_legitimize_reload_address): New function.
6717 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6718 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6720 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6722 * config/crx/crx.c: Implement crx_decompose_address. Reject
6723 symbolic displacements since CRX register relative adressing
6724 mode can't handle unsigned 32-bit values as displacements.
6725 * config/crx/crx.h: Simplify definitions, remove redundant
6726 parenthesis and obsolete macros.
6727 * config/crx/crx.opt: Add new switch for debugging addresses.
6728 * config/crx/crx-protos.h: Add new declarations for above.
6730 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6733 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6736 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6738 * collect2.c (dup2): Delete.
6739 * configure.ac: Don't check for dup2.
6741 * config.in, configure: Regenerate.
6743 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6745 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6746 record with the type of its only member.
6748 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6750 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6751 define_insn_and_split.
6752 (plus_ltu<mode>_compare): Same.
6753 (gtu<mode>_compare): Same.
6754 (plus_gtu<mode>_compare): Same.
6756 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6758 PR tree-optimization/22228
6759 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6761 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6762 are recorded in vect_vnames_to_rename for renaming.
6763 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6764 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6765 in vect_vnames_to_rename.
6766 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6767 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6769 2005-08-18 Jan Hubicka <jh@suse.cz>
6772 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6773 info only for local statics, not for member variables.
6775 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6777 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6779 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6781 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6783 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6786 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6788 2005-08-17 James E Wilson <wilson@specifix.com>
6790 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6793 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6795 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6796 (leu<mode>_compare): Same.
6797 (plus_leu<mode>): Same.
6798 (neg_leu<mode>): Same.
6799 (and_neg_leu<mode): Same.
6800 (ltu<mode>_compare): Same.
6801 (plus_ltu<mode>): Same.
6803 (geu<mode>_compare): Same.
6804 (plus_geu<mode>): Same.
6805 (neg_geu<mode>): Same.
6806 (and_neg_geu<mode>): Same.
6807 (plus_gt<mode>): Same.
6808 (gtu<mode>_compare): Same.
6809 (plus_gtu<mode>): Same.
6811 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6813 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6814 Move call_table_data to end. Delete spurious .text.
6815 (callt_save_all_interrupt): Fix comment typo.
6817 2005-08-17 James E Wilson <wilson@specifix.com>
6818 Kevin Winchester <winchester@amirix.com>
6821 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6823 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6826 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6827 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6829 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6831 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6832 record with the type of its only member if the modes don't match.
6834 * varasm.c (decode_reg_name): Skip empty additional register names.
6836 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6838 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6839 lsm_tmp_name_length): New.
6840 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6841 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6843 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6844 Andreas Krebbel <krebbel1@de.ibm.com>
6846 * config.gcc: Added z9-109 switch.
6847 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6848 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6849 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6850 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6851 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6852 for "z9_109" cpu attribute.
6853 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6854 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6855 (s390_handle_arch_option): Added z9-109 switch.
6856 (override_options): Set respective cost function for z9-109.
6857 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6858 (legitimate_reload_constant_p): Accept extended immediates.
6859 (print_operand): Three new output modifiers added: k, m and o.
6860 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6861 (s390_output_mi_thunk): Use extended immediate when possible.
6862 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6863 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6864 (CONSTRAINT_LEN): Added length of O constraint.
6865 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6866 * config/s390/s390.md ("cpu"): New value z9_109 added.
6867 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6868 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6869 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6870 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6871 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6872 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6873 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6874 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6875 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6876 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6877 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6878 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6879 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6880 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6881 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6883 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6884 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6885 insns for TARGET_EXTIMM.
6887 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6889 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6891 2005-08-17 Nick Clifton <nickc@redhat.com>
6893 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6894 Call default_encode_section_info.
6896 2005-08-17 Steven Bosscher <stevenb@suse.de>
6898 PR tree-optimization/21574
6899 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6900 constant, return CONSTANT.
6901 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6902 (ccp_fold, visit_assignment): Likewise.
6903 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6905 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6907 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6908 fold_buildN instead of buildN then fold_initializer or fold.
6909 (build_unary_op): Likewise.
6910 (build_binary_op): Likewise.
6911 * fold-const.c (fold_initializer): Remove.
6912 (fold_build1_initializer): New function.
6913 (fold_build2_initializer): New function.
6914 (fold_build3_initializer): New function.
6915 * tree.h (fold_initializer): Remove.
6916 (fold_build1_initializer): New function.
6917 (fold_build2_initializer): New function.
6918 (fold_build3_initializer): New function.
6920 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6922 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6923 (try_move_mult_to_index): Call fold_build2 instead of build2.
6924 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6925 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6926 fold_binary_to_constant.
6927 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6929 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6930 check if A == gcd (A, B). Remove TYPE argument.
6931 (analyze_offset) Use fold_build2 instead of fold (build.
6932 (create_data_ref): Likewise.
6933 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6934 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6937 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6939 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6940 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6942 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6945 * gimplify.c (zero_sized_type): New function.
6946 (gimplify_modify_expr_rhs): If we have a zero sized type,
6947 replace the statement with an empty statement.
6949 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6951 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6954 2005-08-16 Ian Lance Taylor <ian@airs.com>
6956 * doc/tm.texi (Label Output): Correct typo.
6958 2005-08-16 Steven Bosscher <stevenb@suse.de>
6961 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6962 force_operand will work later on using have_insn_for.
6964 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6966 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6968 2005-08-16 Ian Lance Taylor <ian@airs.com>
6971 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6972 vector type, don't try to construct it element by element. Add an
6973 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6975 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6977 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6979 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6981 * doc/invoke.texi (Precompiled Headers): Document some more options
6982 which are known to be safe.
6984 2005-08-16 James E Wilson <wilson@specifix.com>
6986 PR tree-optimization/21105
6987 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6988 TREE_OVERFLOW check.
6990 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6992 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6993 (neg_ltu<mode>): Same.
6995 (neg_gtu<mode>): Same.
6997 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6999 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7000 (fold_builtin_isdigit): Use fold_buildN.
7001 (build_function_call_expr): Likewise.
7002 * c-typeck.c (c_finish_loop): Likewise.
7004 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7005 Richard Shann <rshann@superh.com>
7007 PR middle-end/20396:
7008 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7010 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7012 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7014 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7017 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7018 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7021 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7024 * fold-const.c (build_range_check): Disable optimization for function
7025 pointer expressions on targets that require function pointer
7028 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7030 * simplify-rtx.c (simplify_const_relational_operation): When
7031 extracting arguments of a COMPARE, recompute the mode as well.
7033 2005-08-15 Ian Lance Taylor <ian@airs.com>
7035 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7037 2005-08-15 DJ Delorie <dj@redhat.com>
7039 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7041 (movsi_splittable): Allow, but split, moves to the stack.
7042 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7045 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7047 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7048 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7049 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7051 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7052 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7053 Delete HOST_PTR_PRINTF.
7055 * configure, config.in: Regenerate.
7057 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7059 * config/rs6000/rs6000.md (QHSI): New mode macro.
7060 (wd): Extend mode attr for QImode and HImode
7061 (dbits): New mode attr.
7062 (zero_extend<mode>di2): Convert to mode macro.
7064 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7067 * doc/invoke.texi (-mgnu-ld): Update description.
7070 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7073 * Makefile.in (tree-chrec.o): Depends on real.h.
7074 * tree-chrec.c: Include real.h.
7075 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7076 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7077 * tree-scalar-evolution.c (add_to_evolution_1,
7078 interpret_rhs_modify_expr): Ditto.
7080 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7083 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7084 step is negative compute the estimation from init downwards to zero.
7086 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7088 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7090 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7092 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7094 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7095 Accept double-word constants that can be split.
7096 * config/s390/s390.md ("movti"): Use 'P' constraint.
7097 ("*movdi_31", "*movdf_31"): Likewise.
7099 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7101 Fix PR tree-optimization/22615
7103 * tree-ssa-structalias.c (solution_set_add): Handle
7104 first_vi_for_offset returning NULL.
7105 (do_da_constraint): Ditto.
7106 (do_sd_constraint): Ditto.
7107 (do_ds_constraint): Ditto
7108 (find_func_aliases): Ditto.
7109 (build_constraint_graph): RHS is allowed be ANYTHING.
7110 (first_vi_for_offset): Return NULL if we couldn't find anything at
7113 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7115 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7116 over memory as first operand.
7118 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7121 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7122 available for setting it.
7124 2005-08-14 Ira Rosen <irar@il.ibm.com>
7126 PR tree-optimization/23320
7127 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7128 data-refs' types instead of base object nullness. Add check for
7129 pointer type data-refs before first location comparison. Remove
7132 2005-08-14 Andreas Schwab <schwab@suse.de>
7134 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7136 2005-08-13 James E Wilson <wilson@specifix.com>
7138 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7139 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7140 -fstack-protector-all, --param ssp-buffer-size): Document.
7141 (-Wvariadic-macros): Alphabetize.
7142 (-fsched-stalled-insns-dep): Add missing 'f'.
7144 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7147 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7149 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7150 or indirect address operand.
7151 (EXTRA_ADDRESS_CONSTRAINT): New.
7152 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7154 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7156 PR tree-optimization/22236
7157 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7158 successors and predecessors.
7159 * tree-chrec.c (chrec_convert): Before converting, check that
7160 sequences don't wrap.
7161 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7162 (analyze_array): Extern.
7163 (find_data_references_in_loop): Remove call to
7164 compute_estimated_nb_iterations.
7165 * tree-data-ref.h (analyze_array): Declared.
7166 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7167 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7168 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7169 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7171 * tree-ssa-loop-ivcanon.c: Fix documentation.
7172 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7173 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7174 (infer_loop_bounds_from_undefined): New.
7175 (estimate_numbers_of_iterations_loop): Use
7176 infer_loop_bounds_from_undefined.
7177 (used_in_pointer_arithmetic_p): New.
7178 (scev_probably_wraps_p): Pass an extra parameter. Call
7179 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7180 (convert_step): Fix documentation.
7181 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7182 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7183 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7184 scev_probably_wraps_p.
7186 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7188 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7189 (s390_register_info): Ignore clobbered_regs information for fixed
7190 registers, and only fixed registers.
7191 (s390_init_frame_layout): Remove redundant call.
7193 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7195 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7196 description of -Wold-style-casts.
7198 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7199 Jakub Jelinek <jakub@redhat.com>
7201 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7202 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7203 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7204 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7205 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7206 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7207 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7208 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7209 ("stack_protect_set", "stack_protect_test"): New expanders.
7210 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7211 "stack_protect_testdi"): New insn definitions.
7213 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7215 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7217 2005-08-12 Paul Brook <paul@codesourcery.com>
7219 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7221 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7223 * config/s390/predicates.md (setmem_operand): New predicate.
7224 (shift_count_operand): Accept ANDs with special constants as
7226 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7227 with special constants.
7228 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7229 shift_count_operand with setmem_operand.
7231 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7233 * config/s390/s390.c (s390_extract_part, s390_single_part):
7235 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7236 (s390_output_mi_thunk): Don't use lg on 31 bit.
7237 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7238 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7240 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7242 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7243 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7244 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7245 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7246 with one of the new macros.
7248 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7250 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7251 Don't set save_return_addr_p.
7252 (s390_register_info): Make clobbered_regs not depending on
7255 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7257 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7258 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7260 2005-08-11 James E. Wilson <wilson@specifix.com>
7262 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7264 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7266 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7267 locations gathered by var-tracking in single entry loc_list
7268 over loc_descriptor_from_tree.
7270 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7271 pass it down to loc_descriptor.
7272 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7273 (containing_function_has_frame_base): Move earlier in the file.
7274 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7275 instead of always assuming fbreg can't be used.
7277 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7279 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7280 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7281 Accept address wrapped in AND for Altivec.
7282 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7283 Strip AND wrapping offset address for Altivec.
7285 2005-08-11 Richard Henderson <rth@redhat.com>
7288 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7289 before using TYPE_IS_SIZETYPE.
7291 2005-08-11 Richard Henderson <rth@redhat.com>
7294 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7295 insn types not present on ev4.
7296 (alphaev5_insn_pipe): Similarly.
7298 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7301 * arm.c (arm_override_options): If the user has selected callee-super-
7302 interworking, then enable normal interworking.
7304 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7306 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7309 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7311 * doc/rtl.texi: Fix two typos.
7313 2005-08-11 Richard Guenther <rguenther@suse.de>
7316 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7317 cases where we call to/from functions returning void.
7319 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7322 * tree.c (build_pointer_type_for_mode): Robustify.
7324 2005-08-10 James E Wilson <wilson@specifix.com>
7326 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7327 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7329 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7332 2005-08-10 Eric Christopher <echristo@apple.com>
7334 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7335 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7338 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7341 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7342 for the high part when generating dynamic-no-pic code.
7344 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7346 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7347 (x86_64-*-linux*): Likewise.
7349 * config/i386/crtfastmath.c: New file.
7350 * config/i386/t-crtfm: Likewise.
7352 * config/i386/linux.h (ENDFILE_SPEC): New.
7353 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7355 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7358 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7360 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7361 (vec_shl, vec_shr): Document new operations.
7362 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7364 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7366 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7367 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7368 change predicate to indexed_or_indirect_address.
7370 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7372 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7373 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7374 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7375 and __aeabi_uwrite8.
7376 * config/arm/unaligned-funcs.c: New file.
7377 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7379 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7381 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7383 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7384 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7386 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7387 * final.c (pass_shorten_branches): Add dump.
7388 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7389 (pass_life): Rename dump.
7390 (rest_of_handle_flow2): Remove initial verify_flow_info.
7391 * function.c (pass_instantiate_virtual_regs): Add dump.
7392 * integrate.c (pass_initial_value_sets): Add dump.
7393 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7394 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7395 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7396 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7397 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7398 gate_rtl_unrool_and_peel_loops): New.
7399 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7400 rtl_doloop): Do not look at flags.
7401 * mode-switching.c (pass_mode_switching): Add dump.
7402 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7403 pass_split_before_regstack): Add dump.
7404 * regmove.c (pass_stack_adjustments): Add dump.
7405 * tree-optimize.c (pass_fixup_cfg): Add dump.
7407 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7410 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7411 deciding which instruction sequence to use.
7413 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7415 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7416 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7418 2005-08-09 Richard Guenther <rguenther@suse.de>
7420 * c-common.c (builtin_function_2): Remove.
7421 (def_builtin_1): New function.
7422 (c_common_nodes_and_builtins): Use def_builtin_1 to
7423 build builtin functions.
7425 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7427 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7428 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7429 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7432 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7434 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7435 fold_binary instead of fold_build2 since we don't care about the
7437 (loop_niter_by_eval): Likewise.
7438 (compare_trees): Likewise.
7439 (proved_non_wrapping_p): Likewise.
7441 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7445 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7446 if the if is really empty.
7448 2005-08-09 Steven Bosscher <stevenb@suse.de>
7450 PR tree-optimization/23234
7451 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7452 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7453 argument of the new enum.
7454 (execute_cse_reciprocals): Add reciprocals for function arguments
7455 on the unique successor edge of the entry block. Update other calls
7456 to execute_cse_reciprocals_1.
7458 2005-08-08 Richard Henderson <rth@redhat.com>
7461 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7463 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7465 * expr.c (write_complex_part): Return after handling MEM.
7467 2005-08-08 Josh Conner <jconner@apple.com>
7469 PR rtl-optimization/23241
7470 * combine.c (simplify_comparison): Fix error in determining
7471 whether to lift a subreg from comparison.
7473 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7476 * config/rs6000/altivec.md (vec_init<mode>): New.
7477 (vec_set<mode>): New.
7478 (vec_extract<mode>): New.
7479 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7480 (rs6000_expand_vector_set): New.
7481 (rs6000_expand_vector_extract): New.
7482 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7483 for Altivec modes before reload.
7484 (altivec_expand_vec_init_builtin): New.
7485 (get_element_number): New.
7486 (altivec_expand_vec_set_builtin): New.
7487 (altivec_expand_vec_ext_builtin): New.
7488 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7490 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7492 * config/rs6000/rs6000.h (rs6000_builtins): Add
7493 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7494 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7495 * config/rs6000/rs6000-protos.h: Declare new functions.
7497 2005-08-08 Jan Hubicka <jh@suse.cz>
7499 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7500 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7501 * i386.md (movdi*): Use pic_32bit_operand.
7502 * predicates.md (pic_32bit_operand): New.
7504 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7507 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7509 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7511 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7512 (test_for_singularity): Use fold_build2.
7514 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7516 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7518 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7520 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7521 (COMMON_ASM_OP) Define.
7522 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7523 (ix86_encode_section_info): Likewise.
7524 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7525 SUBTARGET_ENCODE_SECTION_INFO.
7527 2005-08-06 Richard Henderson <rth@redhat.com>
7530 * tree-nested.c (convert_local_reference): Save and restore val_only
7531 around component_ref and friends. Clear walk_subtrees by default.
7533 2005-08-06 Peter O'Gorman <peter@pogma.com>
7536 * gcc.c (process_command): Check the argument to -b has a dash.
7537 * doc/invoke.texi: Update -b and -V docs.
7539 2005-08-06 James E Wilson <wilson@specifix.com>
7541 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7543 2005-08-06 Michael Matz <matz@suse.de>
7545 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7546 member only if only one insn is associated with the value.
7548 2005-08-06 Nick Clifton <nickc@redhat.com>
7550 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7552 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7553 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7554 Check symbol flags instead of symbol name mangling.
7555 (xstormy16_asm_output_aligned_common): Likewise. Also
7556 simplify code since the bss100_section cass is the only case
7557 where the below100 code will be triggered.
7558 (xstormy16_encode_section_info): Encode below100 attribute
7559 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7561 (xstormy16_strip_name_encoding): Delete - this function is no
7563 (TARGET_STRIP_NAME_ENCODING): Undefine.
7564 * config/stormy16/stormy16-protos.h: Delete prototype for
7565 xstormy16_strip_name_encoding.
7567 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7569 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7570 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7571 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7572 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7573 config/alpha/predicates.md, config/arc/arc.h,
7574 config/arm/arm.h, config/arm/ieee754-df.S,
7575 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7576 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7577 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7578 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7579 config/m68hc11/m68hc11.h, config/mips/mips.c,
7580 config/mips/mips.h, config/mips/openbsd.h,
7581 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7582 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7583 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7584 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7585 config/sparc/linux.h, config/sparc/linux64.h,
7586 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7587 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7588 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7589 typos. Follow spelling conventions.
7591 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7594 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7595 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7596 specially. Check for side effects only for COND_EXPR.
7597 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7598 return with TREE_NO_WARNING.
7600 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7602 PR rtl-optimization/23233
7603 * loop.c (combine_movables): Require the modes to be the same.
7604 (move_movables): Remove handling of cases where the replacement
7605 had a different mode to the original.
7607 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7609 PR tree-optimization/23128
7610 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7611 subtraction wrap, and set TREE_OVERFLOW if they do.
7613 2005-08-05 Richard Henderson <rth@redhat.com>
7616 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7617 FORCED_LABEL labels.
7619 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7622 * reload.c (find_reloads_subreg_address): Pass down TYPE
7623 unchanged. Change all callers except find_reloads_toplev.
7625 2005-08-05 Michael Matz <matz@suse.de>
7627 * genattrtab.c (current_alternative_string): Remove.
7628 (SIMPLIFY_ALTERNATIVE): Ditto.
7629 (attr_alt_bit_p): Ditto.
7630 (alternative_name): Make const char *.
7631 (evaluate_eq_attr): Remove use of above things.
7632 (simplify_test_exp): Ditto.
7633 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7634 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7636 2005-08-04 James E Wilson <wilson@specifix.com>
7638 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7639 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7640 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7641 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7642 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7644 2005-08-04 Richard Henderson <rth@redhat.com>
7647 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7648 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7649 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7650 if we'd have to instantiate too many members.
7652 2005-08-04 Richard Henderson <rth@redhat.com>
7655 * tree-outof-ssa.c (coalesce_asm_operands): New.
7656 (coalesce_ssa_name): Use it. Split out ...
7657 (coalesce_phi_operands, coalesce_result_decls): ... these.
7659 2005-08-04 Paul Brook <paul@codesourcery.com>
7661 * read-rtl.c (read_quoted_string): Break if EOF.
7663 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7665 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7666 (fold_build2): Likewise.
7667 (fold_build3): Likewise.
7668 (fold_build1_stat): New function prototype.
7669 (fold_build2_stat): Likewise.
7670 (fold_build3_stat): Likewise.
7671 * fold-const.c (fold_build1): Rename to ..
7672 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7673 through to build1_stat.
7674 (fold_build2): Rename to ..
7675 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7676 through to build2_stat.
7677 (fold_build3): Rename to ..
7678 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7679 through to build3_stat.
7681 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7682 Ian Lance Taylor <ian@airs.com>
7684 * function.c (assign_stack_local_1): Do not correct stack slot
7685 address if allocation size is smaller than mode size.
7687 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7690 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7691 (tree_merge_blocks): Propagate anything allowed by
7693 Clarify documentation.
7694 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7695 SSA form, schedule an update if necessary.
7697 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7699 * doc/install.texi (Binaries): Remove broken link to
7700 Sinix/Reliant Unix binaries.
7702 2005-08-03 Richard Henderson <rth@redhat.com>
7705 * function.c (stack_protect_epilogue): Export.
7706 * tree.h (stack_protect_epilogue): Declare.
7707 * calls.c (expand_call): Call it.
7709 2005-08-03 Eric Christopher <echristo@apple.com>
7711 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7712 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7715 2005-08-04 Jan Hubicka <jh@suse.cz>
7717 * profile.c (branch_prob): Split edges with goto locus on them
7718 to get proper line counts.
7719 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7721 2005-08-03 Paul Brook <paul@codesourcery.com>
7723 * function.c (assign_parms): Round current_function_args_size
7724 to PARM_BOUNDARY, not STACK_BOUNDARY.
7726 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7728 * config/i386/i386.c (x86_elf_aligned_common)
7729 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7731 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7733 PR tree-optimization/23157
7734 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7735 before emitting them.
7737 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7739 PR tree-optimization/19899
7740 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7741 * tree-scalar-evolution.c: Include real.h.
7742 (add_to_evolution): Build constant -1 of correct type.
7744 2005-08-03 Jan Hubicka <jh@suse.cz>
7746 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7747 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7748 profile updating for complette unrolling.
7749 * loop-unroll.c (peel_loop_completely): Use it.
7750 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7751 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7754 2005-08-03 Paul Brook <paul@codesourcery.com>
7756 * combine.c (can_change_dest_mode): New function.
7757 (try_combine, simplify_set): Use it.
7759 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7761 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7764 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7766 * doc/install.texi (Specific): Adjust link to openavr.org.
7767 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7768 (Binaries): Adjust HP-UX Porting Center link.
7769 (Binaries): Adjust Free Software Foundation ordering link.
7771 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7773 * convert.c (convert_to_integer): Use fold_build1 instead of
7774 build1 when converting an integer to an integer.
7776 2005-08-02 Richard Henderson <rth@redhat.com>
7778 * combine.c (combine_instructions): Don't use reg_equal/equiv
7779 results if the mode doesn't match.
7781 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7783 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7784 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7786 2005-08-02 Richard Henderson <rth@redhat.com>
7789 * explow.c (memory_address): Remove special-case for
7790 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7792 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7795 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7796 number of calls to cleanup_tree_cfg_1.
7798 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7800 * doc/invoke.texi: document file extensions .F90 and .F95
7802 2005-08-02 Richard Guenther <rguenther@suse.de>
7804 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7805 positive if its first argument is positive.
7807 2005-08-02 Richard Guenther <rguenther@suse.de>
7809 PR tree-optimization/23177
7810 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7813 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7815 PR tree-optimization/23129
7816 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7817 varying for divisions with anti-ranges.
7819 2005-08-02 Jan Hubicka <jh@suse.cz>
7821 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7822 * tree-ssa-threadupdate.c (thread_block): Add it here.
7824 2005-08-01 James E Wilson <wilson@specifix.com>
7826 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7827 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7828 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7830 * config/mips/predicates.md (const_call_insn_operand): Add check for
7831 SYMBOL_REF_LONG_CALL_P.
7832 * doc/extend.texi (long_call): Document the new attribute.
7834 2005-08-01 Ian Lance Taylor <ian@airs.com>
7835 Richard Henderson <rth@redhat.com>
7837 * Makefile.in (RTL_BASE_H): Add real.h.
7838 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7840 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7842 * rtl.c (rtl_check_failed_code_mode): New.
7843 * rtl.h (struct rtx_def): Add u.rv.
7844 (XCMWINT, XCNMPRV): New.
7845 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7846 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7848 2005-08-01 Richard Henderson <rth@redhat.com>
7850 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7851 with auto-inc codes.
7853 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7855 2005-08-01 Jan Hubicka <jh@suse.cz>
7857 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7858 * i386.c: Include dwarf2.h
7859 (asm_preferred_eh_data_format): New.
7860 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7862 2005-08-01 Ian Lance Taylor <ian@airs.com>
7864 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7865 randomize_va_space for virtual address randomization control.
7867 2005-08-01 Steven Bosscher <stevenb@suse.de>
7869 * common.opt (flag_ipa_cp): Put in right place to maintain
7872 2005-08-01 Jan Hubicka <jh@suse.cz>
7874 * profile.c (compute_value_histograms): Fix thinko.
7875 * value-prof.c: Include toplev.h
7876 (check_counter): New function.
7877 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7878 tree_mod_subtract_transform): Add sanity check.
7880 2005-08-01 Richard Guenther <rguenther@suse.de>
7882 PR tree-optimization/23133
7883 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7884 current functions parameter decls to find defs to cse
7887 2005-08-01 Richard Guenther <rguenther@suse.de>
7889 PR tree-optimization/23109
7890 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7891 If trapping math is in effect, use post-dominator information
7892 to check if we'd in any case reach a trapping point before
7893 doing the reciprocal insertion.
7894 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7895 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7896 expressions are invariant only if trapping math is not in effect.
7898 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7900 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7901 cgraph_function_versioning): New declarations.
7902 * cgraphunit.c: Add include to ipa-prop.h.
7903 (update_call_expr, cgraph_copy_node_for_versioning,
7904 cgraph_function_versioning): New functions.
7905 * integrate.c (copy_decl_for_inlining): Remove.
7906 * ipa-prop.h (ipa_replace_map): New struct.
7907 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7908 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7909 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7910 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7911 ipcp_iterate_stage, ipcp_method_scale_print,
7912 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7913 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7914 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7915 ipcp_update_bb_counts, ipcp_update_profiling,
7916 ipcp_update_edges_counts): New functions.
7917 (ipcp_method_cval_init): Remove restriction regarding local methods.
7918 (ipcp_init_stage): Add ipcp_method_compute_scale.
7919 (ipcp_insert_stage): Add versioning.
7920 (ipcp_structures_print): Add ipcp_method_scale_print.
7921 (ipcp_driver): Dump profiling info.
7922 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7923 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7924 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7925 (struct inline_data): Add versioning_p, ipa_info, new fields.
7926 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7927 declare_return_variable): Replace calls to copy_decl_for_inlining with
7929 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7931 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7932 Add argument VERSIONING.
7933 (copy_arguments_for_versioning, copy_static_chain,
7934 function_versionable_p, tree_versionable_function_p,
7935 tree_function_versioning, replace_ref_tree): New functions.
7936 * tree-inline.h: Include varray.h.
7937 (tree_versionable_function_p, tree_function_versioning,
7938 tree copy_decl_for_dup): New declarations.
7940 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7942 * ipa-cp.c: New file. Contains IPCP specific functionality.
7943 * ipa-prop.h: New file. Contains structures/definitions that can be
7944 used by several interprocedural data flow optimizations (and also IPCP).
7945 * ipa-prop.c: New file.
7946 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7947 * common.opt: Add ipa-cp flag.
7948 * timevar.def: Add IPCP optimization.
7949 * tree-optimize.c (init_tree_optimization_passes): Schedule
7951 * tree-pass.h (pass_ipa_cp): Declare.
7953 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7955 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7956 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7957 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7958 config/i386/i386.c, config/mips/mips.h,
7959 config/rs6000/rs6000.h, config/sh/sh.c,
7960 config/stormy16/stormy16.c: Fix comment typos.
7962 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7965 * c-typeck.c (build_binary_op): Use common_type wrapper on
7967 (common_type): Update comment.
7969 2005-07-31 Steven Bosscher <stevenb@suse.de>
7972 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7973 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7974 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7976 2005-07-31 Jan Hubicka <jh@suse.cz>
7978 * pretty-print.h (pp_widest_integer): New macro.
7979 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7982 2005-07-31 Jan Hubicka <jh@suse.cz>
7984 * output.h (enum section_category): Export from varasm.c
7985 (categorize_decl_for_section): Likewise.
7986 * varasm.c (enum section_category): Kill.
7987 (categorize_decl_for_section): Make global.
7988 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7990 * i386.c (ix86_section_threshold): New static variable.
7991 (ix86_in_large_data_p, ix86_encode_section_info,
7992 x86_64_elf_unique_section,
7993 x86_64_elf_select_section): New functions.
7994 (TARGET_ENCODE_SECTION_INFO): Define
7995 (override_options): Enable medium model for PIC.
7996 (ix86_expand_prologue): Expand gen_set_got_rex64.
7997 (legitimate_constant_p): Handle new UNSPECs.
7998 (legitimate_pic_address_disp_p): Likewise.
7999 (legitimize_pic_address): Lower MEDIUM model addressing.
8000 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8001 (enum cmodel): Add MEDIUM_PIC.
8002 (SYMBOL_REF_FAR_ADDR_P): New macro.
8003 (SYMBOL_FLAG_FAR_ADDR): New flag.
8004 * i386.md (movdi): Support medium model.
8005 (set_got_rex64): New pattern.
8006 * i386.opt (mlarge-data-threshold): New flag.
8007 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8008 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8009 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8010 TARGET_ASM_UNIQUE_SECTION): New.
8012 * invoke.texi (-mlarge_data_threshold): Document
8014 2005-07-31 Jan Hubicka <jh@suse.cz>
8016 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8017 (coalesce_vars): Likewise.
8018 * tree-ssa-live.c (coalesce_cost): New.
8019 (build_tree_conflict_graph): Use coalesce_cost.
8020 * tree-ssa-live.h (coalesce_cost): Declare.
8022 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8024 * arm.md (all peepholes for post-increment operations): Delete.
8025 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8026 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8027 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8028 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8029 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8031 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8033 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8036 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8039 * doc/invoke.texi: Document -rdynamic.
8041 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8044 * c-parser.c (c_parser_parms_list_declarator): Call
8045 mark_forward_parm_decls.
8046 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8047 decls with visibility structure.
8049 2005-07-30 Paul Brook <paul@codesourcery.com>
8051 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8053 2005-07-30 Paul Brook <paul@codesourcery.com>
8055 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8057 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8059 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8061 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8064 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8065 nested function declarators.
8066 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8067 (grokparms): Call warn_if_shadowing for parameters used within the
8069 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8070 not used within the parameter list.
8071 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8073 2005-07-30 Jan Hubicka <jh@suse.cz>
8075 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8076 * i386.c (ix86_fixup_binary_operands): Likewise.
8077 (ix86_expand_unary_operator): Likewise.
8078 (ix86_expand_fp_absneg_operator): Likewise.
8079 * optabs.c (expand_vec_cond_expr): Validate dest.
8081 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8084 * real.c (real_from_string): Also set last bit if there is a
8085 nonzero hex digit beyond GCC's internal precision after ".".
8087 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8089 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8090 define_constants. Change duplicate values to unassigned numbers.
8091 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8092 (*altivec_vspltsf): New.
8093 (altivec_vperm_v4sf): Delete.
8094 (altivec_vperm_<mode>): Use mode macro V.
8095 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8096 (altivec_predicate_v4sf): Delete.
8097 (altivec_predicate_<mode>): Use mode macro V.
8098 (*altivec_lvesfx): New.
8099 (*altivec_stvesfx): New.
8100 (vec_realign_load_v4sf): Delete.
8101 (vec_realign_load_<mode>): Use mode macro V.
8102 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8105 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8108 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8110 * configure: Regenerated.
8112 2005-07-29 Paul Brook <paul@codesourcery.com>
8114 * doc/install.texi: Add link to GFortran binaries wiki page.
8116 2005-07-29 David Ung <davidu@mips.com>
8118 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8119 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8120 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8121 * config/mips/mips.md (cpu): Add 5kf name.
8122 (includes): Includes 5k.md.
8123 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8124 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8127 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8130 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8131 (cleanup_tree_cfg): ... here.
8132 Call cleanup_tree_cfg_1 until there are no more cleanups to
8135 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8137 * tree-vrp.c (compare_range_with_value): Return true or false
8138 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8139 EQ_EXPR respectively.
8141 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8143 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8146 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8148 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8149 (tree_ssa_dominator_optimize): Increment it.
8150 (dump_dominator_optimization_stats): Print it.
8152 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8153 Steven Bosscher <stevenb@suse.de>
8155 PR rtl-optimization/23117
8156 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8157 when head == tail. Tidy comment.
8159 2005-07-28 Richard Henderson <rth@redhat.com>
8161 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8162 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8163 * jump.c (rtx_renumbered_equal_p): Likewise.
8164 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8165 CONST_INT and CONST_DOUBLE.
8166 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8167 * reload.c (operands_match_p): Special case CONST_INT and
8168 CONST_DOUBLE; check mode earlier.
8170 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8173 * c-typeck.c (convert_for_assignment): Do not check
8174 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8176 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8179 * c-typeck.c (composite_type): Prefer constant size arrays to
8182 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8185 * real.c (real_from_string): Set last bit if there is a nonzero
8186 hex digit beyond GCC's internal precision.
8188 2005-07-28 Richard Henderson <rth@redhat.com>
8191 * cfgcleanup.c (try_forward_edges): Watch out for end of
8194 2005-07-28 James E Wilson <wilson@specifixinc.com>
8197 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8199 2005-07-28 Jan Hubicka <jh@suse.cz>
8201 * Makefile.in (rtl-profile.o): Kill all traces of it.
8202 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8203 * coverage.h (rtl_coverage_counter_ref): Kill.
8204 * opts.c (flag_speculative_prefetching_set): Kill.
8205 (flag_loop_optimize_set): New.
8206 (common_handle_option): Disable loop optimizer when profiling;
8207 do not handle speculative prefetching.
8208 * passes.c (init_optimization_passes): Replace pass_profiling combo
8209 by branch_prob pass.
8210 * profile.c (compute_value_histograms): Update for simplified value
8212 (rtl_register_profile_hooks): Kill.
8213 (pass_profiling): Kill.
8214 (rest_of_handle_branch_prob): Do not profile.
8215 * toplev.c (process_options): Remove speculative prefetching.
8216 * toplev.h (flag_tree_based_profiling): Kill.
8217 * tree-profile.c (prepare_instrumented_value,
8218 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8219 tree_gen_one_value_profiler, do_tree_profiling): Update for
8220 simplified datastructures.
8221 * value-prof.c: Add comment that speculative prefetching was dropped;
8222 update rest of file for simplified datastructures.
8223 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8224 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8225 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8226 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8227 rtl_mod_subtract, gen_speculative_prefetch,
8228 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8229 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8230 (gate_handle_value_profile_transformations,
8231 rest_of_handle_value_profile_transformations,
8232 pass_value_profile_transformations): Kill.
8233 * value-prof.h (histogram_value_t): Remove IL based unions.
8234 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8235 rtl_profile_hooks): Remove hooks.
8237 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8239 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8240 (cgraph_clone_node): Likewise.
8241 * cgraph.h (cgraph_clone_edge): Update prototype.
8242 (cgraph_clone_node): Likewise.
8243 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8245 (lookup_recursive_calls): Consider profile.
8246 (cgraph_decide_recursive_inlining): Fix updating; use new
8247 probability argument; use profile.
8248 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8249 * tree-inline.c (copy_bb): Update clal of clone_edge.
8250 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8252 * invoke.texi (min-inline-recursive-probability): Document.
8254 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8256 * doc/install.texi (Configuration): Update Valgrind homepage.
8258 2005-07-28 Richard Henderson <rth@redhat.com>
8261 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8262 labels we want to delete.
8263 (cfg_layout_merge_blocks): Likewise.
8265 2005-07-28 Richard Henderson <rth@redhat.com>
8268 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8269 when expanding to nothing.
8271 2005-07-28 Josh Conner <jconner@apple.com>
8273 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8274 (cgraph_decide_inlining_of_small_functions): Likewise.
8276 2005-07-28 Josh Conner <jconner@apple.com>
8278 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8279 direction of badness if negative.
8280 (cgraph_default_inline_p): Add reason to parameters, and assign it
8282 (cgraph_decide_inlining_of_small_functions): New parameter in call
8283 to cgraph_default_inline_p.
8284 (cgraph_decide_inlining_incrementally): Likewise.
8285 * cgraphunit.c (decide_is_function_needed): Likewise.
8286 * cgraph.h (cgraph_default_inline_p): Likewise.
8288 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8290 * builtins.c: Fix comment typo(s).
8291 * genautomata.c: Likewise.
8292 * gimplify.c: Likewise.
8293 * tree-dfa.c: Likewise.
8294 * tree-flow-inline.h: Likewise.
8295 * tree-into-ssa.c: Likewise.
8296 * tree-ssa-alias.c: Likewise.
8297 * tree-ssa-ccp.c: Likewise.
8298 * tree-ssa-copy.c: Likewise.
8299 * tree-ssa-dce.c: Likewise.
8300 * tree-ssa-dom.c: Likewise.
8301 * tree-ssa-operands.c: Likewise.
8302 * tree-tailcall.c: Likewise.
8303 * tree-vectorizer.c: Likewise.
8304 * tree-vrp.c: Likewise.
8307 2005-07-28 Jeff Law <law@redhat.com>
8309 * tree-vrp.c (test_for_singularity): Extracted from ...
8310 (simplify_cond_using_ranges): Attempt to simplify a relational
8311 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8313 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8315 PR tree-optimization/22506
8316 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8317 phis whose argument is constant.
8319 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8321 PR rtl-optimization/18992
8322 Back out this patch:
8323 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8324 PR optimization/12142
8325 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8326 uses of the register in the SET_SRC. Remove unnecessary argument.
8328 Replace it with this:
8329 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8330 if flag_non_call_exceptions is set and the insn may trap, pass
8331 pc_rtx as dest for recursion.
8332 In SET_SRC part of SET case, if dest is already set, pass it down
8335 2005-07-28 Jan Hubicka <jh@suse.cz>
8337 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8338 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8339 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8341 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8342 profile when available.
8344 2005-07-28 Jan Beulich <jbeulich@novell.com>
8346 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8347 (ia64_print_operand): Describe and handle 'X'.
8348 (ia64_register_move_cost): Also handle FP_REGS.
8349 (ia64_preferred_reload_class): Likewise.
8350 (ia64_secondary_reload_class): Likewise.
8351 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8352 it. Also check for ITANIUM_CLASS_FLDP.
8353 * config/ia64/ia64.h (FP_REGNO_P): New.
8354 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8355 (reg_class): Add FP_REGS.
8356 (REG_CLASS_NAMES): Adjust for it.
8357 (REG_CLASS_CONTENTS): Likewise.
8358 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8359 (REG_CLASS_FROM_LETTER): Handle 'x'.
8360 (CLASS_MAX_NREGS): Handle FP_REGS.
8361 (MEMORY_MOVE_COST): Likewise.
8362 * config/ia64/ia64.md (itanium_class): Add fldp.
8363 (type): Handle fldp.
8364 (movti_internal): More allowable operand combinations. Use ldfp8 when
8365 splitting unnecessary. Remove predicable attribute. Adjust
8366 itanium_class attribute.
8367 (smuldi3_highpart): Remove outdated comment.
8368 (mulditi3, umulditi3, rotlti3): New expanders.
8369 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8370 (absti2): Disabled new insn for future reference.
8371 Respective new splitters.
8372 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8373 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8374 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8376 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8378 PR rtl-optimization/23047
8379 * simplify-rtx.c (simplify_const_relational_operation): Respect
8380 flag_wrapv for comparisons with ABS.
8382 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8384 PR tree-optimization/22493
8385 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8386 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8388 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8390 * config/frv/frv.opt (moptimize-membar): New.
8392 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8394 * config/frv/frv.h: Remove machine_function definition.
8396 * config/frv/frv.c (struct frv_io): New.
8397 (struct machine_function): Moved from frv.h. Add has_membar_p.
8398 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8399 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8400 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8401 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8402 (frv_reorg): Call frv_optimize_membar when appropriate.
8403 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8404 (frv_expand_builtin): Adjust calls accordingly.
8405 (frv_io_address_cookie): New function.
8406 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8407 load or store rather than a special insn. Add ccnstant address and
8408 io-type operands to the membar.
8409 (frv_ifcvt_modify_tests): Unsign regno.
8410 (frv_ifcvt_modify_tests): Same.
8412 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8413 UNSPEC_OPTIONAL_MEMBAR constant.
8414 (builtin_read_<mode>): Delete.
8415 (builtin_write_<mode>): Delete.
8416 ("optional_membar_<mode>"): Add operand.
8418 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8419 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8420 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8421 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8422 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8423 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8424 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8425 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8426 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8428 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8430 * df.c (df_uses_record): Handle SCRATCH.
8432 2005-07-28 Steven Bosscher <stevenb@suse.de>
8435 * passes.c (rest_of_decl_compilation): If decl is a type and
8436 we have encountered errors, don't emit debug information.
8438 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8440 * params.def: Fixed comment.
8442 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8445 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8446 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8447 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8449 2005-07-27 Steven Bosscher <stevenb@suse.de>
8452 * varasm.c (assemble_start_function): Don't do anything that may
8453 require a CFG if the current function is a thunk.
8455 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8457 * doc/install.texi (Prerequisites): Mention that perl is needed
8458 to do export control in libstdc++ targetting Darwin.
8460 2005-07-27 Steven Bosscher <stevenb@suse.de>
8462 PR rtl-optimization/17808
8463 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8464 (sched_insns_conditions_mutex_p): Split out from...
8465 (add_dependence): ...here. But don't call it from here.
8466 (add_dependence_list): Check sched_insns_conditions_mutex_p
8467 before calling add_dependence.
8468 (add_dependence_list_and_free): Likewise.
8469 (fixup_sched_groups): Likewise.
8470 (sched_analyze_1): Likewise.
8471 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8472 (sched_analyze): Likewise.
8473 (sched_analyze_insn): Likewise.
8474 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8475 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8476 dependencies on all COND_EXEC insns to jumps ending basic blocks
8477 when doing intrablock scheduling.
8478 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8480 2005-07-27 Jeff Law <law@redhat.com>
8482 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8483 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8484 equivalency sets, correctly handle the case were vr0 has an
8485 equivalency set, but vr1 does not.
8487 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8489 PR tree-optimization/23073
8490 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8491 vect_print_dump_info before fprintf.
8493 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8495 PR tree-optimize/22348
8496 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8497 Fold the partial computation.
8499 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8501 PR tree-optimization/22325
8502 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8504 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8506 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8507 (force_var_cost): ... this function.
8508 (compute_phi_arg_on_exit): Export.
8510 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8512 PR tree-optimization/20773
8513 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8516 2005-07-27 Richard Guenther <rguenther@suse.de>
8518 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8519 Avoid pushing again if current struct contains only
8520 fields we decomposed.
8522 2005-07-27 Jan Hubicka <jh@suse.cz>
8524 PR tree-optimization/22574
8525 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8528 * tree-tailcall.c (decrease_profile): New function.
8529 (eliminate_tail_call): Use it.
8531 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8532 visibility flags correctly in whole program mode.
8534 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8536 PR rtl-optimization/22472
8537 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8539 2005-07-26 Steven Bosscher <stevenb@suse.de>
8541 PR tree-optimization/22504
8542 * tree-complex.c (expand_complex_addition): Use 'code' instead
8543 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8545 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8547 * config.gcc (cpu_type): Add frv case.
8548 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8549 (supported_defaults): Add fr550 case.
8551 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8554 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8555 whether a pointer of type T * may point to objects of type T *.
8557 2005-07-26 DJ Delorie <dj@redhat.com>
8559 * configure: Regenerate.
8561 2005-07-26 Dale Johannesen <dalej@apple.com>
8563 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8565 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8567 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8568 Clarify use of "build" in name.
8570 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8572 * doc/extend.texi (Raw read/write Functions): New section.
8573 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8574 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8575 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8576 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8577 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8578 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8579 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8580 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8581 * config/frv/frv.c: Add bdesc_loads global.
8582 Add bdesc_stores global.
8583 (frv_init_builtins): Add support for __builtin_{read/write}*.
8584 (frv_volatile_memref): New.
8585 (frv_expand_load_builtin): New.
8586 (frv_expand_store_builtin): New.
8587 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8588 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8589 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8590 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8591 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8592 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8593 (builtin_read_<mode>): New.
8594 (builtin_write_<mode>): New.
8595 (builtin_write64): New.
8596 (optional_membar_<mode>): New.
8598 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8600 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8601 (rather than units) against HOST_BITS_PER_WIDE_INT.
8603 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8605 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8606 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8607 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8608 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8611 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8612 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8613 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8615 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8617 2005-07-26 Richard Guenther <rguenther@suse.de>
8619 PR tree-optimization/22486
8620 * fold-const.c (fold_unary): Fold away useless component
8621 references of the form (T *)&T.x, if the address
8624 2005-07-25 James E Wilson <wilson@specifixinc.com>
8626 * dwarf2out.c (add_call_src_coords_attributes): New.
8627 (gen_inlined_subroutine_die): Call it.
8628 (maybe_emit_file, init_file_table): Add comments.
8629 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8631 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8632 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8633 * tree.h (BLOCK_SOURCE_LOCATION): New.
8634 (struct tree_block): New field locus.
8636 2005-07-26 Andreas Schwab <schwab@suse.de>
8638 PR rtl-optimization/23043
8639 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8640 when allocating a struct unoccr.
8642 2005-07-25 Richard Henderson <rth@redhat.com>
8645 * tree-complex.c (gate_no_optimization): True if errors.
8646 * Makefile.in (tree-complex.o): Update dependencies.
8648 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8650 * config/frv/predicates.md (integer_register_operand): Use
8653 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8656 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8658 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8660 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8662 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8663 types when flag_unsafe_math_optimizations is true.
8665 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8667 * gcc.c (option_map): Add --sysroot.
8668 (process_command): Handle --sysroot.
8669 (display_help): Document it.
8670 * doc/cppopts.tex (-isysroot): Document.
8671 * doc/invoke.texi (--sysroot): Document.
8672 * doc/install.texi (--with-build-sysroot): Document.
8674 * Makefile.in (inhibit_libc): New variable.
8675 (INHIBIT_LIBC_CFLAGS): Likewise.
8676 (LIBGCC2_CFLAGS): Include
8677 $(INHIBIT_LIBC_CFLAGS).
8678 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8679 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8680 ($(T)crtend.o): Likewise.
8681 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8682 ($(T)crtendS.o): Likewise.
8683 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8684 ($(T)crtendT.o): Likewise.
8685 (stmp-fixinc): Do not complain about missing headers if
8687 * configure.ac (inhibit_libc): Set it to true/false.
8688 (--with-build-sysroot): New option. Use it to set
8690 * configure: Regenerated.
8692 2005-07-25 Manfred Hollstein <mh@suse.com>
8694 * calls.c (store_one_arg): Fix unsigned comparison warning.
8696 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8699 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8700 (ggc_print_statistics): Initialize variable before use.
8702 2005-07-25 Richard Guenther <rguenther@suse.de>
8704 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8705 calling with a PHI_NODE argument.
8707 * tree-flow-inline.h (overlap_subvar): Protect against
8710 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8712 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8713 * configure: Regenerate.
8715 2005-07-25 Ira Rosen <irar@il.ibm.com>
8717 * expr.c (highest_pow2_factor): Make extern.
8718 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8719 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8720 record_array_differ_p, array_ptr_differ_p): Likewise.
8721 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8722 additional cases. Call the above functions.
8723 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8724 base_object_differ_p when there are two base objects. Otherwise, compare
8725 base address and offset. Call may_alias_p.
8726 (dump_data_reference): Use a correct field name.
8727 (analyze_array): Make static. Initialize new data-ref fields.
8728 (analyze_indirect_ref): New function.
8729 (init_data_ref): Initialize new data-ref fields.
8730 (strip_conversion): Moved from tree-vect-analyze.c.
8731 (analyze_offset_expr, get_ptr_offset, address_analysis,
8732 object_analysis): Likewise.
8733 (analyze_offset): New function.
8734 (create_data_ref): Likewise.
8735 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8736 dimensions for ARRAY_REFs only.
8737 (build_classic_dist_vector): Make static.
8738 (access_functions_are_affine_or_constant_p): Call macro to get the
8739 address of access functions.
8740 (compute_all_dependences): Add new parameter
8741 compute_self_and_read_read_dependences. Compute self and read-read
8742 dependences if it is true.
8743 (find_data_references_in_loop): Call create_data_ref. Initialize new
8745 (compute_data_dependences_for_loop): Add new parameter
8746 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8747 compute nb_loops. Call compute_all_dependences,
8748 build_classic_dist_vector and build_classic_dir_vector with correct
8750 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8751 with correct parameters. Compare dimensions for ARRAY_REFs only.
8752 (free_data_refs): Call macro to free access functions.
8753 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8754 fields from stmt_vinfo.
8755 (struct base_object_info): New structure.
8756 (struct data_reference): Move fields to base_object_info. Add fields
8757 first_location and object_info for above structures. Move fields from
8758 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8759 aligned_to. Add macros to access the new fields.
8760 Update functions declarations.
8761 * tree-flow.h (is_aliased_with): Declare.
8762 * tree-loop-linear.c (linear_transform_loops): Call
8763 compute_data_dependences_for_loop with correct parameters.
8764 * tree-ssa-alias.c (is_aliased_with): New function.
8765 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8766 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8767 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8768 vect_base_addr_differ_p, compute_subscript_distance and
8769 build_classic_dist_vector. Add printings. Check absolute value of
8771 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8773 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8774 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8775 to bytes. Add printing.
8776 (vect_compute_data_refs_alignment): Go through loads and stores in one
8778 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8779 vect_analyze_data_ref_access): Likewise.
8780 (vect_analyze_pointer_ref_access): Remove.
8781 (vect_address_analysis, vect_object_analysis): Likewise.
8782 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8783 and analyze data-refs in the loop.
8784 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8785 fields of data-ref instead of stmt. Add init to the offset from the
8787 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8788 (vect_update_init_of_dr): Likewise.
8789 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8790 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8792 (new_loop_vec_info): Initialize new fields.
8793 (destroy_loop_vec_info): Free new fields.
8794 (vect_strip_conversion): Remove.
8795 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8796 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8797 datarefs. Add new field ddrs.
8798 Add macros for the new fields access.
8799 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8800 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8801 Remove their macros.
8802 * tree.h (highest_pow2_factor): Declare.
8804 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8806 * calls.c (store_one_arg): Check for sibling call MEM arguments
8807 from already clobbered incoming argument area.
8809 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8811 * c-common.c (check_missing_format_attribute): New.
8812 * c-common.h (check_missing_format_attribute): Likewise.
8813 * c-typeck.c (convert_for_assignment): Use it.
8815 2005-07-24 Andreas Schwab <schwab@suse.de>
8817 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8818 register use a word move. Correct operand of ext.w in 68000 code.
8820 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8822 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8823 variables as declarations, rather than definitions.
8825 2005-07-24 Ira Rosen <irar@il.ibm.com>
8827 PR tree-optimization/22526
8828 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8831 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8833 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8834 that C99 reserve for future use. Use it to define clog10,
8835 clog10f and clog10l.
8837 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8839 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8840 * configure.ac: Check for -Wmissing-format-attribute.
8842 * configure: Regenerate.
8844 2005-07-23 Richard Henderson <rth@redhat.com>
8846 PR tree-optimization/22623
8847 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8849 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8852 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8854 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8856 * Makefile.in (C_TREE_H): Update dependencies.
8857 * c-tree.h: Include toplev.h.
8858 * diagnostic.h (diagnostic_set_info): Add format attribute.
8859 * rtl-error.c (diagnostic_for_asm): Likewise.
8861 2005-07-23 Chao-ying Fu <fu@mips.com>
8863 * config/mips/mips-dsp.md: New file.
8864 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8865 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8867 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8868 MIPS_BUILTIN_BPOSGE32.
8869 (mips_expand_builtin_direct): Add one parameter to indicate that
8870 builtin functions need to return a value.
8871 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8873 (mips_regno_to_class): Add classes for 12 new DSP registers.
8874 (mips_subword): Change to check four HI registers.
8875 (mips_output_move): Output move to and from 6 new DSP accumulators.
8876 (override_options): Make sure -mdsp and -mips16 are not used together.
8877 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8879 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8881 (print_operand): Add 'q' for printing DSP accumulators.
8882 (mips_cannot_change_mode_class): Check ACC_REGS.
8883 (mips_secondary_reload_class): Check ACC_REGS.
8884 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8885 (mips_register_move_cost): Check ACC_REGS.
8886 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8887 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8888 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8889 (dsp_bdesc): New array.
8890 (bdesc_arrays): Add DSP builtin function table.
8891 (mips_prepare_builtin_arg): Check predicate again after
8893 (mips_expand_builtin): Add one more parameter to
8894 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8895 MIPS_BUILTIN_BPOSGE32.
8896 (mips_init_builtins): Initialize new function types.
8897 (mips_expand_builtin_direct): Check if builtin functions need to
8898 return a value and pass operands properly.
8899 (mips_expand_builtin_bposge): New function.
8900 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8901 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8902 (FIRST_PSEUDO_REGISTER): Increase to 188.
8903 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8904 Update for 12 new DSP registers.
8905 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8906 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8907 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8908 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8909 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8910 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8911 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8912 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8913 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8914 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8915 (REGISTER_NAMES): Add names for 12 new DSP registers.
8916 * config/mips/mips.md: Include mips-dsp.md.
8917 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8918 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8919 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8920 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8921 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8922 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8923 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8924 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8925 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8926 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8927 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8928 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8929 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8930 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8931 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8932 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8933 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8934 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8935 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8936 (UNSPEC_RDDSP): New constants.
8937 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8938 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8940 * config/mips/mips.opt (-mdsp): New option.
8941 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8942 (reg_imm10_operand): New predicates.
8943 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8944 * doc/invoke.texi (-mdsp): Document new option.
8946 2005-07-22 DJ Delorie <dj@redhat.com>
8948 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8950 * tree-inline.c (inlinable_function_p): Likewise.
8952 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8955 * toplev.c (check_global_declarations): Do not mark undefined
8956 variables as DECL_IGNORED_P.
8957 * varasm.c (first_global_object_name): GTY it.
8958 (weak_global_object_name): Likewise.
8959 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8960 a string to go into {weak,first}_global_object_name.
8962 2005-07-22 DJ Delorie <dj@redhat.com>
8964 * c-format.c (check_function_format): Change warning control
8965 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8967 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8969 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8970 &PTR->FLD a dereference of PTR.
8971 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8972 a potential dereference of PTR.
8974 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8976 PR rtl-optimization/20370
8977 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8978 call allocate_reg_info if necessary.
8980 PR rtl-optimization/21848
8981 * calls.c (emit_library_call_value_1): For const functions, add
8982 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8984 PR rtl-optimization/22445
8985 * cselib.c (target.h): Include.
8986 (rtx_equal_for_cselib_p): Allow commutative matches.
8987 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8988 Remove MODE parameter. Changed all callers.
8990 PR rtl-optimization/22258
8991 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8993 (try_combine): Use likely_spilled_retval_p.
8995 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8997 * config.gcc: Add crx-elf support.
8999 * doc/contrib.texi: Mention crx.
9000 * doc/extend.texi: Document crx extensions.
9001 * doc/install.texi: Document crx install.
9002 * doc/invoke.texi: Document crx options.
9003 * doc/md.texi: Document crx constraints.
9005 * config/crx/crx-protos.h: New file.
9006 * config/crx/crx.c: New file.
9007 * config/crx/crx.h: New file.
9008 * config/crx/crx.md: New file.
9009 * config/crx/crx.opt: New file.
9010 * config/crx/t-crx: New file.
9012 2005-07-22 Manfred Hollstein <mh@suse.com>
9014 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9016 (int_add_graph_edge): Likewise.
9017 (collapse_nodes): Likewise.
9018 (process_unification_queue): Likewise.
9020 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9021 Laurent GUERBY <laurent@guerby.net>
9023 PR tree-optimization/22336
9024 * function.c (record_block_change): Check for
9025 cfun->ib_boundaries_block.
9027 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9029 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9030 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9032 2005-07-21 DJ Delorie <dj@redhat.com>
9034 * toplev.c (warn_deprecated_use): Add warning control to warning
9036 * c-typeck.c (parser_build_binary_op): Likewise.
9037 (c_finish_if_stmt): Likewise.
9038 * c-common.c (check_function_sentinel): Likewise.
9039 (check_nonnull_arg): Likewise.
9041 2005-07-21 Richard Henderson <rth@redhat.com>
9044 * tree-complex.c (complex_ssa_name_components): New.
9045 (cvc_lookup): Allow entry not found.
9046 (create_components): Remove.
9047 (create_one_component_var, get_component_var): New.
9048 (get_component_ssa_name, set_component_ssa_name): New.
9049 (extract_component): Use get_component_ssa_name.
9050 (update_complex_components): Use set_component_ssa_name.
9051 (update_complex_components_on_edge): Likewise.
9052 (update_phi_components): Create new PHI nodes directly, instead
9053 of adding insns to edges.
9054 (tree_lower_complex): Allocate and free complex_variable_components
9055 and complex_ssa_name_components here.
9057 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9059 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9060 revert to returning false.
9062 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9065 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9067 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9070 * config/i386/i386.md (cmpxf): Change operand constraints
9071 to "nonmemory_operand".
9073 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9075 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9077 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9080 * fold-const.c (fold_build1): Add checksum for the operands.
9081 (fold_build2): Likewise.
9082 (fold_build3): Likewise.
9084 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9087 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9089 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9091 * common.opt (-fforward-propagate): Committed by mistake,
9094 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9096 * reg-stack.c: Fix comment typo(s).
9097 * tree-ssa-operands.c: Likewise.
9098 * tree-vectorizer: Likewise.
9100 2005-07-21 Nick Clifton <nickc@redhat.com>
9102 * config/sh/symbian.c: Replace C++ style line comments with C
9103 style line comments.
9104 (symbian_add_attribute): Do not use a ? operator on the LHS of
9106 (sh_symbian_handle_dll_attribute): Change the type of the
9107 method vector to "VEC(tree,gc)*" and use vector accessor
9108 macros to walk over the elements.
9109 (symbian_export_vtable_and_rtti_p): Likewise.
9110 (symbian_class_needs_attribute_p): Likewise.
9112 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9115 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9116 initialize targetm.resolve_overloaded_builtin here.
9117 (altivec_expand_overloaded_builtin): Make it non-static.
9118 * config/rs6000/rs6000-protos.h
9119 (altivec_expand_overloaded_builtin): New prototype.
9120 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9121 targetm.resolve_overloaded_builtin here.
9122 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9124 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9125 Zdenek Dvorak <dvorakz@suse.cz>
9127 PR tree-optimization/19210
9128 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9130 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9131 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9132 rely on unproven assumptions.
9133 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9134 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9135 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9136 to number_of_iterations_exit.
9137 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9138 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9139 * tree-ssa-loop-niter.c (find_loop_niter,
9140 estimate_numbers_of_iterations_loop): Likewise.
9141 (number_of_iterations_exit): Honor the new options.
9142 * doc/invoke.texi (Wunsafe-loop-optimizations,
9143 funsafe-loop-optimizations): Document them.
9145 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9147 PR rtl-optimization/22167
9148 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9150 2005-07-20 Adam Nemet <anemet@lnxw.com>
9152 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9153 __do_global_dtors_aux longcall.
9155 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9157 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9158 (old_special_pred_table): Don't reference
9159 SPECIAL_MODE_PREDICATES.
9160 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9161 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9162 * config/sh/predicates.h: Don't mention
9163 SPECIAL_MODE_PREDICATES.
9164 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9167 2005-07-20 DJ Delorie <dj@redhat.com>
9169 * config.gcc: Add m32c-elf support.
9171 * doc/contrib.texi: Mention m32c.
9172 * doc/extend.texi: Document m32c extensions.
9173 * doc/install.texi: Mention m32c.
9174 * doc/invoke.texi: Document m32c options.
9175 * doc/md.texi: Document m32c constraints.
9177 * config/m32c/addsub.md: New file.
9178 * config/m32c/bitops.md: New file.
9179 * config/m32c/cond.md: New file.
9180 * config/m32c/jump.md: New file.
9181 * config/m32c/m32c-lib1.S: New file.
9182 * config/m32c/m32c-lib2.c: New file.
9183 * config/m32c/m32c-modes.def: New file.
9184 * config/m32c/m32c-pragma.c: New file.
9185 * config/m32c/m32c-protos.h: New file.
9186 * config/m32c/m32c.abi: New file.
9187 * config/m32c/m32c.c: New file.
9188 * config/m32c/m32c.h: New file.
9189 * config/m32c/m32c.md: New file.
9190 * config/m32c/m32c.opt: New file.
9191 * config/m32c/minmax.md: New file.
9192 * config/m32c/mov.md: New file.
9193 * config/m32c/muldiv.md: New file.
9194 * config/m32c/predicates.md: New file.
9195 * config/m32c/prologue.md: New file.
9196 * config/m32c/shift.md: New file.
9197 * config/m32c/t-m32c: New file.
9199 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9201 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9202 (stack_protect_set, stack_protect_test): New expanders.
9203 (stack_protect_set_si, stack_protect_set_si_media,
9204 stack_protect_set_di_media, stack_protect_test_si,
9205 stack_protect_test_si_media, stack_protect_test_di_media):
9208 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9210 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9212 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9214 * tree.h (tree_expr_nonzero_p): Export.
9215 * fold-const.c (tree_expr_nonzero_p): Likewise.
9216 Return true for CALL_EXPRs that are alloca calls.
9217 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9219 * tree-flow.h (expr_computes_nonzero): Remove.
9220 * tree-vrp.c (expr_computes_nonzero): Remove.
9221 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9222 (extract_range_from_unary_expr): Likewise.
9223 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9224 tree_expr_nonzero_p.
9226 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9228 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9229 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9230 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9231 All callers changed.
9232 (frame_related_constant_load): New arg "related" which controls
9233 setting of RTX_FRAME_RELATED_P. All callers changed.
9234 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9235 (bfin_expand_prologue): Add stack limit checking.
9236 * config/bfin/bfin.md (trapifcc): New pattern.
9238 * config/bfin/bfin.c: Include "langhooks.h".
9239 (def_builtin): Go through lang_hooks to call builtin_function.
9241 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9242 * config/bfin/predicates.md (symbol_ref_operand): New.
9243 (call_insn_operand): Delete. All callers changed to use
9244 register_no_elim_operand.
9245 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9247 (function_arg): Use it to generate the call's operand 2.
9248 (bfin_longcall_p): New function.
9249 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9250 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9251 determine if the address needs to be in a REG.
9252 (bfin_handle_longcall_attribute): New function.
9253 (bfin_attribute_table): Add "longcall" and "shortcall".
9254 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9255 (CUMULATIVE_ARGS): New member call_cookie.
9256 (PREDICATE_CODES): Add symbol_ref_operand.
9257 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9258 extra USE to the pattern.
9259 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9260 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9261 sibcall_value_insn; now the new patterns handle direct calls and the
9262 old ones indirect calls.
9263 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9265 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9267 * doc/trouble.texi: Update section on handling of empty loops.
9269 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9271 * config.gcc: Remove support for sparc-*-openbsd*,
9272 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9274 * config.host: Remove support for i860-*-sysv4* as a host.
9275 * config/i860/*, config/ip2k/*, config/ns32k/*,
9276 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9277 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9278 mention obsolete ports.
9280 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9282 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9284 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9285 of frame_pointer_rtx.
9286 (sh_expand_epilogue): Likewise.
9287 (sh_set_return_address): Likewise.
9288 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9289 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9290 offsets from FRAME_POINTER_REGNUM.
9291 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9292 (sh_register_names): Add initializer for sfp.
9293 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9294 (VALID_REGISTER_P): Likewise.
9295 (FIRST_PSEUDO_REGISTER): Update.
9296 (DWARF_FRAME_REGISTERS): Define.
9297 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9298 (HARD_FRAME_POINTER_REGNUM): Define.
9299 (FRAME_POINTER_REGNUM): Redefine.
9300 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9301 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9302 from FRAME_POINTER_REGNUM.
9303 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9304 FRAME_POINTER_REGNUM.
9305 (REG_CLASS_CONTENTS): Add sfp.
9306 (REG_ALLOC_ORDER): Likewise.
9307 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9308 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9309 of frame_pointer_rtx.
9310 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9312 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9314 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9315 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9316 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9318 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9321 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9323 Make CONSTRUCTOR use VEC to store initializers.
9324 * c-common.c (complete_array_type): Update to cope with VEC in
9326 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9327 (pp_c_constructor_elts): New function.
9328 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9329 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9330 struct constructor_stack, struct initializer_stack,
9331 constructor_elements, push_init_level, pop_init_level,
9332 add_pending_init, find_init_member, output_init_element): Update to
9333 cope with VEC in CONSTRUCTOR_ELTS.
9334 * coverage.c (build_fn_info_value, build_ctr_info_value,
9335 build_gcov_info): Likewise.
9336 * expr.c (categorize_ctor_elements_1, store_constructor,
9337 expand_expr_real_1): Likewise.
9338 * fold-const.c (fold_ternary): Likewise.
9339 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9340 gimplify_init_constructor, gimplify_expr): Likewise.
9341 * tree-dump.c (dequeue_and_dump): Likewise.
9342 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9344 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9346 * tree-sra.c (generate_element_init_1): Likewise.
9347 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9348 * tree-ssa-operands.c (get_expr_operands): Likewise.
9349 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9350 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9351 (get_initial_def_for_reduction): Likewise.
9352 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9353 value handle in annotations.
9354 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9355 tree_node_structure): Add support for constr_kind.
9356 (build_vector_from_ctor, build_constructor_single,
9357 build_constructor_from_list): New functions.
9358 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9359 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9360 Update to cope with VEC in CONSTRUCTOR_ELTS.
9361 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9362 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9363 CONSTRUCTOR_APPEND_ELT): New macros.
9364 (struct constructor_elt, struct tree_constructor): New data types.
9365 (union tree_node): Add tree_constructor field.
9366 * treestruct.def: Define TS_CONSTRUCTOR.
9367 * varasm.c (const_hash_1, compare_constant, copy_constant,
9368 compute_reloc_for_constant, output_addressed_constants,
9369 initializer_constant_valid_p, output_constant,
9370 array_size_for_constructor, output_constructor): Update to cope with
9371 VEC in CONSTRUCTOR_ELTS.
9372 * vec.h (VEC_empty, VEC_copy): New macros.
9374 2005-07-19 Devang Patel <dpatel@apple.com>
9376 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9378 2005-07-19 Richard Henderson <rth@redhat.com>
9381 * gimplify.c (gimplify_expr): Use main variant type for the temp
9382 destination for a discarded volatile read.
9383 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9384 casts between non-void types that change volatility.
9386 2005-07-15 DJ Delorie <dj@redhat.com>
9388 * toplev.h: Add comment about the first parameter for warning().
9389 * errors.h: Likewise.
9391 * c.opt (Wpragmas): New.
9392 * doc/invoke.texi: Document it.
9394 * function.c (do_warn_unused_parameter): Add warning control to
9396 * c-decl.c (warn_if_shadowing): Likewise.
9397 * c-lex.c (cb_def_pragma): Likewise.
9398 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9399 (pop_alignment): Likewise.
9400 (handle_pragma_pack): Likewise.
9401 (apply_pragma_weak): Likewise.
9402 (handle_pragma_weak): Likewise.
9403 (handle_pragma_redefine_extname): Likewise.
9404 (add_to_renaming_pragma_list): Likewise.
9405 (handle_pragma_extern_prefix): Likewise.
9406 (maybe_apply_renaming_pragma): Likewise.
9407 (handle_pragma_visibility): Likewise.
9409 * config/c4x/c4x-c.c (BAD): Likewise.
9410 (c4x_parse_pragma): Likewise.
9411 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9412 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9413 (rs6000_pragma_longcall): Likewise.
9414 * config/v850/v850-c.c (pop_data_area): Likewise.
9415 (ghs_pragma_section): Likewise.
9416 (ghs_pragma_section): Likewise.
9417 (ghs_pragma_interrupt): Likewise.
9418 (ghs_pragma_starttda): Likewise.
9419 (ghs_pragma_startsda): Likewise.
9420 (ghs_pragma_startzda): Likewise.
9421 (ghs_pragma_endtda): Likewise.
9422 (ghs_pragma_endsda): Likewise.
9423 (ghs_pragma_endzda): Likewise.
9425 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9426 Kenneth Zadeck <zadeck@naturalbridge.com>
9428 * Makefile.in: Removed tree-promote-statics.c
9429 * tree-promote-statics.c: Removed.
9430 * common.opt: Removed flag-promote-statics.
9432 * passes.c: Removed tree-promote-statics pass.
9433 * tree-pass.h: Ditto.
9434 * timevar.def: Removed TV_PROMOTE_STATICS.
9437 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9439 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9441 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9443 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9446 * c-common.c (check_function_arguments): Call
9447 'check_function_format' if either -Wformat or
9448 -Wmissing-format-attribute are specified.
9449 * c-format.c (check_function_format): Check -Wformat before
9450 calling 'check_format_info'.
9451 * c-opts.c (c_common_post_options): Don't warn for
9452 -Wmissing-format-attribute without -Wformat.
9453 * c-typeck.c (convert_for_assignment): Detect additional cases for
9454 -Wmissing-format-attribute.
9455 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9458 2005-07-19 Richard Guenther <rguenther@suse.de>
9460 * config/i386/i386.md (lrint<mode>2): Use temporary
9461 instead of clobbering non-existent memory.
9463 2005-07-19 Nick Clifton <nickc@redhat.com>
9465 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9466 statement to avoid displaying ASCII control characters.
9468 2005-07-19 Ben Elliston <bje@au.ibm.com>
9470 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9471 * cfganal.c (find_edge_index): Ditto.
9472 * combine.c (combine_instructions): Ditto.
9473 * ddg.c (create_scc): Ditto.
9474 (find_successors): Ditto.
9475 (find_predecessors): Ditto.
9476 (find_nodes_on_paths): Ditto.
9477 (longest_simple_path): Ditto.
9478 * flow.c (update_life_info): Ditto.
9479 (count_or_remove_death_notes): Ditto.
9480 (clear_log_links): Ditto.
9481 * modulo-sched.c (generate_reg_moves): Ditto.
9482 (find_max_asap): Ditto.
9483 (find_max_hv_min_mob): Ditto.
9484 (find_max_dv_min_mob): Ditto.
9485 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9486 * sched-rgn.c (extract_edgelst): Ditto.
9487 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9488 (dump_update_ssa): Ditto.
9489 (ssa_names_to_replace) Ditto.
9490 (switch_virtuals_to_full_rewrite): Ditto.
9491 (update_ssa): Ditto.
9492 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9494 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9496 Fix PR tree-optimization/22483
9498 * tree-complex.c (create_components): Use
9499 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9500 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9501 * tree-flow.h (safe_referenced_var_iterator): New structure.
9502 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9503 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9504 safe_referenced_var iterator.
9505 (add_type_alias): Ditto.
9507 2005-07-19 Steven Bosscher <stevenb@suse.de>
9509 * loop-init.c (rest_of_handle_loop2): Remove.
9510 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9511 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9512 (pass_rtl_loop_init, pass_rtl_loop_done,
9513 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9514 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9515 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9516 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9517 pass_tree_loop_done, and pass_tree_unswitch.
9518 (gate_loop): Rename to gate_tree_loop.
9519 * passes.c (init_optimization_passes): Update for renamed tree
9520 loop passes. Add the new loop2 passes as subpasses of loop2.
9521 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9522 Update for the renamed tree loop passes.
9524 2005-07-18 Ian Lance Taylor <ian@airs.com>
9527 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9528 blocks when optimizing.
9530 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9532 * common.opt (frename-registers): Initialize to 2.
9534 (fgcse-after-reload): Ditto.
9535 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9536 (process_options): Only change flag_web, flag_rename_registers,
9537 and flag_rerun_cse_after_loop if not explicitly set by user.
9539 2005-07-18 Jan Beulich <jbeulich@novell.com>
9541 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9542 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9543 in 64-bit mode the same as DImode in 32-bit mode.
9544 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9545 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9546 mode. Add new mode parameter.
9547 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9548 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9549 x86_64_shift_adj): New expanders.
9550 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9551 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9553 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9554 DImode shift splitters.
9555 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9556 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9559 2005-07-18 Jan Beulich <jbeulich@novell.com>
9561 * i386.md (movdi_extzv_1): New.
9562 (zero_extendhidi2): Combine alternatives and never force use of
9564 (zero_extendqidi2): Likewise. Don't restrict input selection.
9566 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9568 Fix PR tree-optimization/22531
9569 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9572 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9574 * tree-promote-statics.c (pass_promote_statics): Change dump file
9577 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9579 * tree-optimize.c (init_tree_optimization_passes): Add
9580 pass_eliminate_useless_stores pass.
9581 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9582 * tree-ssa-pre.c (is_copy_stmt): New function.
9583 (follow_copies_till_vuse): Ditto.
9584 (do_eustores): Ditto.
9585 (gate_eustores): Ditto.
9587 2005-07-16 Richard Henderson <rth@redhat.com>
9589 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9591 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9592 Kenneth Zadeck <zadeck@naturalbridge.com>
9594 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9595 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9596 ipa-type-escape.h, tree-promote-statics.c
9597 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9598 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9599 tree-promote-statics.c: new files.
9600 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9601 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9602 int nonlocal_set_p, mark_constant_function): Deleted.
9603 (rest_of_handle_cfg): Removed call to mark_constant_function.
9604 (nonoverlapping_component_refs_p): Added calls to support
9605 type based aliasing.
9606 * tree-ssa-alias.c (may_alias_p,
9607 compute_flow_insensitive_aliasing): Ditto.
9608 * calls.c (flags_from_decl_or_type): Removed reference to
9610 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9611 too many arguments. This is necessary for Spec 2000.
9612 * cgraph.h (const_function, pure_function): Removed.
9613 * common.opt: Added "fipa-pure-const", "fipa-reference",
9614 "fipa-type-escape", and "ftree-promote-static".
9616 * passes.c: Added ipa and tree-promote-statics passes.
9617 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9618 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9619 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9620 * tree-flow.h: Added exposed sra calls and addition of
9621 reference_vars_info field for FUNCTION_DECLS.
9622 * tree-pass.h: Added passes.
9623 * tree-sra.c: (sra_init_cache): New function.
9624 (sra_insert_before, sra_insert_after) Made public.
9625 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9627 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9628 aliasing. (may_alias_p): Added code to use type escape analysis to
9630 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9631 code to prune clobbers of static variables based on information
9632 produced in ipa-reference pass. Changed call clobbering so that
9633 statics are not marked as clobbered if the call does not clobber
9636 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9638 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9641 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9643 * doc/install.texi (*-*-solaris2*): Document recommended version
9644 of GNU binutils and mention GNU linker problem on Solaris 10.
9646 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9649 * c-decl.c (c_build_bitfield_integer_type): New function.
9650 (finish_struct): Call it.
9651 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9653 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9655 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9658 2005-07-16 Jan Hubicka <jh@suse.cz>
9660 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9661 (scale_bbs_frequencies_int): Watch roundoff errors.
9662 * predict.c (return_prediction): Initialize return_stmt.
9664 2005-07-16 Jan Hubicka <jh@suse.cz>
9666 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9667 after RTL profiling.
9669 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9672 * fold-const.c (build_range_check): Convert high/low to etype
9673 if we are only comparing against exp.
9675 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9677 Fix PR tree-optimization/22376
9678 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9680 (need_to_solve): New function.
9681 (compute_points_to_sets): Use it.
9683 2005-07-15 Jan Hubicka <jh@suse.cz>
9685 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9686 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9688 2005-07-15 Richard Guenther <rguenther@suse.de>
9690 * c-common.c (handle_flatten_attribute): New function.
9691 Add flatten function attribute.
9692 * doc/extend.texi: Document flatten function attribute.
9693 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9694 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9696 (cgraph_decide_inlining): Handle functions with flatten
9699 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9701 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9702 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9703 UNSPEC_XCHG, UNSPEC_AND): New.
9704 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9705 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9706 * config/rs6000/sync.md (FETCHOP): New code macro.
9707 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9709 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9710 (sync_compare_and_swap<mode>): Same.
9711 (sync_lock_test_and_set<mode>): Same.
9712 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9713 for QImode and HImode, and not PPC405.
9714 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9715 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9716 (sync_<fetchop>{si,di}_internal): New.
9717 (sync_nand{si,di}_internal): New.
9718 (sync_old_<fetchop>{si,di}_internal): New.
9719 (sync_old_nand{si,di}_internal): New
9720 (sync_new_<fetchop>{si,di}_internal): New.
9721 (sync_new_nand{si,di}_internal): New.
9722 (atomic_and{si,di}): New.
9723 (sync_new_nand{si,di}_internal): New.
9724 (atomic_and{si,di}): New.
9725 (sync_add<mode>_internal): Delete.
9726 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9727 (sync_sub<mode>_internal): Delte.
9728 (sync_subshort_internal): New.
9729 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9730 (sync_anddi_internal): Delete.
9731 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9732 (sync_booldi_internal): Delete.
9733 (sync_boolc<mode>_internal): Delete.
9734 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9735 (sync_boolc<mode>_internal2): Delete.
9736 (sync_boolcc<mode>_internal): Delete.
9737 (isync, lwsync): Use unspec instead of unspec_volatile.
9738 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9739 Revert UNSPEC_VOLATILE.
9740 (rs6000_split_atomic_op): New.
9741 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9743 2005-07-14 Eric Christopher <echristo@redhat.com>
9745 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9746 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9748 2005-07-14 Eric Christopher <echristo@redhat.com>
9750 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9752 2005-07-14 Steven Bosscher <stevenb@suse.de>
9754 PR tree-optimization/22230
9755 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9756 the computation of the four cross productions for "range op range".
9758 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9759 Ulrich Weigand <uweigand@de.ibm.com>
9762 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9765 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9767 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9769 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9771 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9773 2005-07-14 Richard Guenther <rguenther@suse.de>
9776 * config/i386/i386-protos.h (ix86_function_value): Change
9777 prototype to match new target hook.
9778 * config/i386/i386.c (ix86_value_regno): Change prototype
9779 to take extra type argument.
9780 (TARGET_FUNCTION_VALUE): Define.
9781 (ix86_function_ok_for_sibcall): Pass extra argument to
9782 ix86_value_regno, check return slot rtx for exact match.
9783 (ix86_function_value): Take extra parameter. Dispatch to
9784 ix86_value_regno with fndecl/fntype as provided.
9785 (ix86_value_regno): Handle extra type argument.
9786 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9788 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9789 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9790 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9791 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9792 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9794 2005-07-14 Richard Guenther <rguenther@suse.de>
9796 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9797 * calls.c (expand_call): Pass fntype to hard_function_value.
9798 (emit_library_call_value_1): Likewise.
9799 * explow.c: Include target.h.
9800 (hard_function_value): Take extra argument, the fntype.
9801 Use new target hook for function_value.
9802 * expr.h (hard_function_value): Change prototype.
9803 * function.c (aggregate_value_p): Pass 0 as fntype to
9804 hard_function_value.
9805 (assign_parms): Use new target hook for function_value.
9806 Pass 0 as fntype to hard_function_value.
9807 (expand_function_end): Likewise.
9808 * reg-stack.c: Include target.h.
9809 (stack_result): Use new target hook for function_value.
9810 * target-def.h: New target hook function_value.
9811 * target.h: Likewise.
9812 * targhooks.c (default_function_value): New function.
9813 * targhooks.h (default_function_value): Declare.
9815 2005-07-13 Ian Lance Taylor <ian@airs.com>
9817 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9819 2005-07-14 Jan Hubicka <jh@suse.cz>
9821 * tree-dfa.c (dump_variable): Use default_def function.
9822 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9823 * tree-ssa.c (verify_use): Likewise.
9824 * tree-ssanames.c (release_ssa_name): Likewise.
9825 * tree-tailcall.c (eliminate_tail_call): Likewise.
9826 (tree_optimize_tail_calls_1): Likewise.
9827 * tree-vrp.c (get_value_range): Likewise.
9829 2005-07-14 Ben Elliston <bje@au.ibm.com>
9831 * gcc.c (main): Compare language[0] with '*' when iterating over
9834 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9836 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9837 "s390_emit_compare". Add handling of CCZ1mode.
9838 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9839 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9841 (s390_branch_condition_mask): Add CCZ1mode handling.
9842 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9843 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9844 Use CCZ1mode instead of CCZmode.
9845 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9847 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9849 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9851 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9853 2005-07-13 Eric Christopher <echristo@redhat.com>
9855 * config/mips/mips.c (mips_canonicalize_comparison): New.
9856 (mips_emit_int_relational): Use.
9858 2005-07-13 Eric Christopher <echristo@redhat.com>
9860 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9862 * config/s390/s390.md: Include tpf.md. Move tpf specific
9864 * config/s390/tpf.md: To here.
9865 * config/s390/s390.opt: Move tpf specific options...
9866 * config/s390/tpf.opt: to here. Add mmain option.
9867 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9868 * config/s390/tpf.h: Rewrite.
9870 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9872 * doc/tm.texi: Remove @xref{Cross-profiling}.
9874 2005-07-13 Jeff Law <law@redhat.com>
9876 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9877 expressions, test their _DECL operands for pointer equality rather
9878 than using operand_equal_p.
9880 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9883 (TARGET_POSIX_IO): This.
9884 * config/darwin.h: Likewise.
9885 * config/freebsd.h: Likewise.
9886 * config/linux.h: Likewise.
9887 * config/lynx.h: Likewise.
9888 * config/netbsd.h: Likewise.
9889 * config/rs6000/linux64.h: Likewise.
9890 * config/rs6000/linux.h: Likewise.
9891 * config/s390/tpf.h: Likewise.
9892 * config/sh/embed-elf.h: Likewise.
9893 * config/sparc/linux64.h: Likewise.
9894 * config/sparc/linux.h: Likewise.
9895 * config/svr4.h: Likewise.
9896 * gcov-io.h: Likewise.
9898 * doc/tm.texi: Updated.
9900 * libgcov.c (create_file_directory): Defined only if
9901 TARGET_POSIX_IO is defined.
9902 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9905 2005-07-13 Jan Hubicka <jh@suse.cz>
9907 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9909 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9911 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9912 structure as argument.
9914 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9916 PR tree-optimization/21921
9917 * tree-iterator.c (tsi_link_before): Support the case when
9918 tsi_end_p (tsi) == true.
9920 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9922 PR tree-optimization/22442
9923 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9926 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9928 PR rtl-optimization/20376
9929 * toplev.c (process_options): Enable -fweb and -frename-registers when
9931 * doc/invoke.texi: Update the information about when -fweb and
9932 -frename-registers are enabled.
9934 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9937 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9938 if *rhs_p is not a SSA_NAME.
9940 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9942 Fix PR tree-optimization/22422
9943 * tree-ssa-structalias.c (struct variable_info): Add flag for
9945 (get_varinfo): Now a static function.
9946 (new_varinfo): init has_union and is_special_var to false.
9947 (solution_set_add): Check has_union.
9948 (do_da_constraint): Move temporary variable so it gets reset
9950 Also check for special variable.
9951 (do_ds_constraint): Ditto.
9952 (do_sd_constraint): Ditto.
9953 (do_structure_copy): Check for special variable.
9954 (find_func_aliases): Ditto.
9955 (init_base_vars): Set special vars properly.
9957 2005-07-13 Jan Hubicka <jh@suse.cz>
9959 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9962 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9963 (get_expr_operands): Fix thinko wrt flags and subvars.
9965 PR tree-optimize/22379
9966 * tree-inline.c (expand_call_inline): Do not output sorry in early
9969 2005-07-12 Dale Johannesen <dalej@apple.com>
9971 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9973 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9976 * host-linux.h: Include limits.h.
9978 2005-07-12 Dale Johannesen <dalej@apple.com>
9980 * expr.c (compress_float_constant): Add cost check.
9981 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9983 2005-07-12 Dale Johannesen <dalej@apple.com>
9985 * gcc.target/i386/compress-float-sse.c: New.
9986 * gcc.target/i386/compress-float-sse-pic.c: New.
9987 * gcc.target/i386/compress-float-387.c: New.
9988 * gcc.target/i386/compress-float-387-pic.c: New.
9989 * gcc.dg/compress-float-ppc.c: New.
9990 * gcc.dg/compress-float-ppc-pic.c: New.
9992 2005-07-12 Eric Christopher <echristo@redhat.com>
9994 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9996 * config/s390/s390.md: Include tpf.md. Move tpf specific
9998 * config/s390/tpf.md: To here.
9999 * config/s390/s390.opt: Move tpf specific options...
10000 * config/s390/tpf.opt: to here. Add mmain option.
10001 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10002 * config/s390/tpf.h: Rewrite.
10004 2005-07-12 Eric Christopher <echristo@redhat.com>
10006 * gcc.c (struct infile): Update comment for language.
10007 (main): Rewrite input file resetting code.
10009 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10012 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10013 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10014 (lookup_avail_expr): Use constant_boolean_node instead
10015 of boolean_false_node/boolean_true_node.
10017 2005-07-12 Ben Elliston <bje@au.ibm.com>
10019 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10020 and use it when printing num_edges.
10022 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10024 * doc/extend.texi (Blackfin Built-in Functions): New section.
10025 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10028 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10030 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10031 s/cmpstrsi/cmpstrnsi
10032 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10034 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10035 (init_optabs): Initialize cmpstrn_optab.
10036 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10037 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10038 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10039 * config/i386/i386.md: s/cmpstr/cmpstrn
10040 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10041 * doc/md.texi: Update documentation.
10043 2005-07-11 Richard Henderson <rth@redhat.com>
10045 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10046 build_va_arg_indirect_ref.
10047 (alpha_gimplify_va_arg): Likewise.
10048 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10049 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10050 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10051 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10052 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10053 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10055 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10057 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10059 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10060 * passes.c (init_optimization_passes): Add pass_empty_loop.
10061 * tree-pass.h (pass_empty_loop): Declare.
10062 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10063 try_remove_empty_loop, remove_empty_loops): New functions.
10064 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10065 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10067 2005-07-12 Peter Barada <peter@the-baradas.com>
10069 PR middle-end/16719
10070 PR middle-end/18421
10071 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10072 in address registers.
10073 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10074 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10075 alternative of addsi3_5200.
10077 2005-07-11 Ian Lance Taylor <ian@airs.com>
10079 * config/mips/mips.md (ffs<mode>2): Remove.
10081 2005-07-11 Ian Lance Taylor <ian@airs.com>
10083 * doc/tree-ssa.texi (Cleanups): Improve description of
10085 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10087 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10089 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10090 * tree.h (DECL_ARGUMENT_FLD): New macro.
10092 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10094 Fix PR tree-optimization/22404
10096 * tree-ssa-structalias.c (create_variable_info_for): Use
10099 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10101 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10102 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10103 for second comparison operand.
10104 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10106 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10107 (define_insn_reservation "alu"): Likewise.
10108 (csync, ssync): Now of type sync.
10109 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10110 -mcsync-anomaly -mspecld-anomaly.
10111 * config/bfin/bfin.opt (mcsync): Remove.
10112 (mcsync-anomaly, mspecld-anomaly): Add.
10113 * config/bfin/bfin.c: Include "insn-codes.h".
10114 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10115 (TARGET_DEFAULT_TARGET_FLAGS): New.
10116 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10118 2005-07-11 Steven Bosscher <stevenb@suse.de>
10120 * basic-block.h: Give the BB flags enum a name, bb_flags.
10121 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10122 * cfgcleanup.c (enum bb_flags): Remove here.
10123 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10124 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10125 (update_forwarder_flag): Likewise.
10126 (thread_jump): Likewise.
10127 (try_forward_edges): Likewise.
10128 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10129 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10130 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10132 2005-07-11 Richard Guenther <rguenther@suse.de>
10134 * config/i386/i386.opt: New target option -msseregparm.
10135 * config/i386/i386.c (override_options): Error out for
10136 -msseregparm but no SSE support.
10137 (ix86_function_sseregparm): Check for global sseregparm.
10138 * doc/invoke.texi: Document -msseregparm.
10140 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10142 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10143 (m32rle-*-linux*): Ditto.
10145 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10147 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10148 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10151 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10153 PR middle-end/22239
10155 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10156 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10158 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10160 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10161 (varmap): Heapify varmap.
10162 (constraints): Heapify constraints.
10163 (struct constraint_graph): Heapify succs and preds.
10164 (constraint_vec_find): Update for heapification.
10165 (constraint_set_union): Ditto.
10166 (insert_into_complex): Ditto.
10167 (constraint_edge_vec_find): Ditto.
10168 (erase_graph_self_edge): Ditto.
10169 (add_graph_edge): Ditto.
10170 (get_graph_weights): Ditto.
10171 (merge_graph_nodes): Ditto.
10172 (build_constraint_graph): Ditto.
10173 (topo_visit): Ditto.
10174 (solve_graph): Ditto.
10175 (create_variable_info_for): Ditto.
10176 (init_base_vars): Ditto.
10177 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10178 (condese_varmap_nodes): Free complex vector.
10179 (clear_edges_for_node): Clear succs and preds vector.
10181 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10183 * tree-ssa-structalias.c (update_alias_info): Change counting of
10184 references to not include vdefs.
10186 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10188 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10189 (up_insert): Ditto.
10191 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10193 * pa.c (pa_commutative_p): Make PLUS commutative when
10194 TARGET_NO_SPACE_REGS is true.
10196 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10198 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10199 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10200 * tree-dfa.c (dump_subvars_for): New.
10201 (debug_subvars_for): New.
10202 (dump_variable): Show subvariables if VAR has them.
10203 * tree-flow-inline.h (get_subvar_at): New.
10204 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10205 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10207 (struct subvar): Change fields offset and size to unsigned
10209 (dump_subvars_for): Declare.
10210 (debug_subvars_for): Declare.
10211 (get_subvar_at): Declare.
10212 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10213 to unsigned HOST_WIDE_INT *.
10214 (overlap_subvar): Likewise.
10215 * tree-gimple.c (is_gimple_reg): Always return false for
10216 SFTs and memory tags.
10217 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10218 Update all callers.
10219 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10220 (compute_may_aliases): Call compute_points_to_sets.
10221 (collect_points_to_info_for): Remove.
10222 (compute_points_to_and_addr_escape): Remove.
10223 (delete_alias_info): Call delete_points_to_sets.
10224 (compute_flow_sensitive_aliasing): If the call to
10225 find_what_p_points_to returns false, call set_pt_anything.
10226 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10227 (set_pt_anything): Clear pi->pt_vars.
10228 (set_pt_malloc): Remove.
10229 (merge_pointed_to_info): Remove.
10230 (add_pointed_to_expr): Remove.
10231 (add_pointed_to_var): Remove.
10232 (collect_points_to_info_r): Remove.
10233 (is_escape_site): Make extern.
10235 (create_overlap_variables_for): Call it.
10236 * tree-ssa-copy.c (merge_alias_info): Never merge
10237 flow-sensitive alias information.
10238 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10239 offset and size to be unsigned HOST_WIDE_INT.
10240 (add_to_addressable_set): Rename from note_addressable.
10241 Set TREE_ADDRESSABLE as the variables are added to the set.
10243 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10244 operands into VUSEs when adding V_MAY_DEFs for members in an
10246 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10247 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10248 (struct variable_info): Add bitfield is_heap_var.
10249 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10250 (new_var_info): Initialize is_heap_var.
10251 (get_constraint_for): Add HEAP variables to the symbol table.
10252 Mark them with is_heap_var.
10253 (update_alias_info): New. Taken mostly from the old
10254 compute_points_to_and_addr_escape.
10255 (handle_ptr_arith): New.
10256 (find_func_aliases): Call update_alias_info.
10257 Call handle_ptr_info for tcc_binary expressions.
10258 Call mark_stmt_modified.
10259 (create_variable_info_for): If DECL has subvars, do not create
10260 variables for its subvars. Always add all the fields.
10261 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10262 SFTs, then add all the SFTs of the structure.
10263 If VI->DECL is an aggregate with subvariables, add the SFT at
10265 (find_what_p_points_to): If VI is an artificial variable,
10266 translate to bitfields in SSA_NAME_PTR_INFO.
10267 If the solution is empty, set pi->pt_vars to NULL
10268 (init_base_vars): Create ANYOFFSET.
10269 (compute_points_to_sets): Rename from create_alias_vars.
10271 (pass_build_pta): Remove.
10272 (delete_points_to_sets): Rename from delete_alias_vars.
10273 (pass_del_pta): Remove.
10274 * tree-ssa-structalias.h (struct alias_info): Move from
10276 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10277 NUM_REFERENCES_SET): Likewise.
10278 (compute_points_to_sets, delete_points_to_sets): Declare.
10280 2005-07-09 Richard Henderson <rth@redhat.com>
10282 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10283 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10284 alpha_split_lock_test_and_set_12): New functions.
10285 * config/alpha/alpha-protos.h: Update.
10286 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10287 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10288 * config/alpha/sync.md (I12MODE): New.
10289 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10290 (sync_<fetchop_name><I48MODE>): Likewise.
10291 (sync_nand<I48MODE>): Likewise.
10292 (sync_old_<fetchop_name><I48MODE>): Likewise.
10293 (sync_new_<fetchop_name><I48MODE>): Likewise.
10294 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10295 (sync_compare_and_swap<I48MODE>): Likewise.
10296 (sync_lock_test_and_set<I48MODE>): Likewise.
10297 (sync_compare_and_swap<I12MODE>): New.
10298 (sync_compare_and_swap<I12MODE>_1): New.
10299 (sync_lock_test_and_set<I12MODE>): New.
10300 (sync_lock_test_and_set<I12MODE>_1): New.
10302 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10306 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10308 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10310 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10311 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10313 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10316 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10318 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10320 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10321 memory_operand constraint.
10322 (store_conditional_<mode>): Same.
10323 (sync_compare_and_swap<mode>): Same.
10324 (sync_lock_test_and_set<mode>): Same.
10326 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10328 Rewrite PIC support to more closely model actual instructions.
10329 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10330 (cris_symbol): Remove prototypes for removed functions.
10331 (cris_pic_symbol_type_of, cris_valid_pic_const)
10332 (cris_expand_pic_call_address): Prototypes for new functions.
10333 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10335 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10337 <case ':'>: Add case for new punctuation character.
10338 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10339 emitting (extra) PIC modifier.
10340 <case UNSPEC>: Do not assert for PLT.
10341 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10342 (cris_expand_prologue, cris_expand_epilogue): Check
10343 for pic_offset_table_rtx usage instead of taking
10344 current_function_uses_pic_offset_table as the final word.
10345 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10346 Remove flag_pic difference.
10347 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10348 the moral equivalents of...
10349 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10351 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10352 (cris_handle_option): Mark ARG as unused.
10353 (cris_expand_pic_call_address): New worker function for "call",
10355 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10356 output PIC constructs here.
10357 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10358 as symbol-specific modifers, not whole or part of operands.
10359 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10360 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10361 constants and flag_pic.
10362 (CONSTANT_INDEX_P): Adjust for new functions.
10363 (enum cris_pic_symbol_type): New helper type.
10364 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10365 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10366 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10368 ("movsi"): Emit actual instructions for GOT and relative access.
10369 ("*movsi_got_load"): New pattern to set up the register holding
10371 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10372 Adjust FIXME for 'S'.
10373 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10374 Use "movs" for -fpic cases.
10375 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10376 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10377 ("call", "call_value"): Just call cris_expand_pic_call_address for
10379 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10380 Remove special pattern.
10381 ("*expanded_call_side", "*expanded_call_value_side"): New
10383 (gotplt-to-plt, gotplt-to-plt-side-call)
10384 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10386 * config/cris/cris/predicates.md
10387 ("cris_general_operand_or_gotless_symbol"): Remove unused
10389 ("cris_general_operand_or_symbol"): Adjust for new functions.
10391 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10393 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10395 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10397 * Makefile.in (TREE_H): Add treestruct.def.
10398 (c-decl.o): Add pointer-set.h
10399 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10400 visibility on regular DECL's.
10401 (merge_decls): Fix the copying of decl nodes of various types for
10402 the new structures. Don't update RTL, section name, weak status,
10403 etc, on DECL's without RTL.
10404 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10405 Don't check volatile on non-variable types.
10406 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10407 to check whether we have seen arguments.
10408 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10409 flag is checked before field (flag is common, field is not).
10410 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10411 TS_DECL_COMMON could have an origin.
10412 (add_location_or_const_value_attribute): Don't check section name
10413 on non-var/function decls.
10414 (dwarf2out_var_location): Reverse order of tests.
10415 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10416 with DECL_WRTL_CHECK.
10417 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10418 * fold-const.c (fold_binary): Don't check weakness on
10419 non-var/function decls.
10420 (tree_expr_nonzero_p): Ditto.
10421 (fold_checksum_tree): Use tree_decl_extra as sizeof
10423 * ggc-page.c (extra_order_size_table): Add sizes for
10424 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10426 * gimplify.c (gimplify_bind_expr): Only set
10427 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10428 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10430 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10431 * langhooks.h (init_ts). New langhook.
10432 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10433 * print-tree.c (print_node): Update to only print fields that
10434 exist in the structures the passed decl has.
10435 * toplev.c (wrapup_global_declarations): Don't reset
10436 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10437 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10438 * tree-inline.c (remap_decl): Ditto.
10439 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10440 * tree-pretty-print.c (print_declaration): Don't print
10441 DECL_REGISTER on things that don't contain it.
10442 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10443 non-var/function decls.
10444 * tree.c (tree_contains_struct): New structure.
10445 (init_priority_for_decl): New hashtable.
10446 (tree_int_map): New structure.
10447 (tree_int_map_eq): New function.
10448 (tree_int_map_marked_p): Ditto.
10449 (tree_int_map_hash): Ditto.
10450 (tree_map): Move to tree.h.
10451 (tree_map_eq): Externalize.
10452 (tree_map_hash): Ditto.
10453 (tree_map_marked_p): Ditto.
10454 (init_ttree): Set up tree_contains_struct and call langhook.
10455 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10456 (tree_code_size): Update for new structures.
10457 (tree_node_structure): Update for new structures.
10458 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10460 (copy_node_stat): Copy init priority.
10461 (build_decl_stat): Ditto for visibility.
10462 (ts_enum_names): New.
10463 (tree_contains_struct_check_failed): New function.
10464 (decl_init_priority_lookup): Ditto.
10465 (decl_init_priority_insert): Ditto.
10466 * treestruct.def: New file.
10467 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10468 (CONTAINS_STRUCT_CHECK): Ditto.
10469 (tree_contains_struct_check_failed): New prototype.
10470 (DECL_CHECK): Removed.
10471 (DECL_MINIMAL_CHECK): New.
10472 (DECL_COMMON_CHECK): Ditto.
10473 (DECL_WRTL_CHECK): Ditto.
10474 (DECL_NON_COMMON_CHECK): Ditto.
10475 (DECL_WITH_VIS_CHECK): Ditto.
10476 (VAR_OR_FUNCTION_DECL_P): Ditto
10477 (struct tree_decl_minimal): New structure.
10478 (struct tree_decl_common): Ditto.
10479 (struct tree_decl_with_rtl): Ditto.
10480 (struct tree_decl_with_vis): Ditto.
10481 (struct tree_decl_non_common): Ditto.
10482 (struct tree_field_decl): Ditto.
10483 (struct tree_parm_decl): Ditto.
10484 (struct tree_var_decl): Ditto.
10485 (struct tree_function_decl): Ditto.
10486 (struct tree_const_decl): Ditto.
10487 (struct tree_result_decl): Ditto.
10488 (union tree_node): Add new structures.
10489 * var-tracking.c (track_expr_p): Reverse order of tests.
10491 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10493 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10495 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10496 * system.h: Poison FINALIZE_PIC.
10497 * doc/tm.texi (FINALIZE_PIC): Remove.
10499 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10502 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10503 to the correct type if we have a MODIFY_EXPR.
10505 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10507 PR tree-optimization/22360
10508 * tree.c (upper_bound_in_type): Fix calculations for casting
10509 to a non-wider signed type and casting a signed value to a
10510 wider unsigned type.
10511 (lower_bound_in_type): Fix calculations for casting to a
10512 non-wider signed type.
10514 PR tree-optimization/20139
10515 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10517 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10518 fold_cond_expr_cond.
10519 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10520 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10522 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10525 * tree-complex.c (expand_complex_libcall): Produce
10526 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10528 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10530 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10531 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10532 b" assert and inserted fastpath code for this case.
10533 (bitmap_ior): Removed "a != b" assert.
10535 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10537 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10538 (ENDFILE_SPEC): Likewise.
10539 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10541 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10542 a large stack frame at epilogue.
10544 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10546 * final.c: Include sdbout.h when required.
10548 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10550 * config.gcc (*-*-darwin*): Only one target-specific header file
10551 for generic darwin.
10552 (powerpc-*-darwin*): Add version-specific header files.
10553 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10554 * config.in: Regenerate.
10555 * configure: Regenerate.
10556 * gcc.c: Include xregex.h.
10557 (version_compare_spec_function): New.
10558 (spec_function): Add version-compare.
10559 (replace_outfile_spec_function): Reformat comment.
10560 (compare_version_strings): New.
10561 * config/darwin-c.c (version_as_macro): New.
10562 (builtin_define): New.
10563 (darwin_cpp_builtins): New.
10564 * config/darwin-protos.h (darwin_cpp_builtins): New.
10565 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10566 (LIB_SPEC): Make unconditional, update comment.
10567 (TARGET_C99_FUNCTIONS): Define.
10568 * config/darwin.opt: Sort.
10569 (mmacosx-version-min=): New.
10570 * config/darwin7.h: Delete.
10571 * config/darwin8.h: Delete.
10572 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10573 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10574 (TARGET_C99_FUNCTIONS): Define.
10575 * config/rs6000/darwin7.h: New.
10576 * config/rs6000/darwin8.h: New.
10577 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10578 (-mmacosx-version-min): Document.
10580 2005-07-07 Ian Lance Taylor <ian@airs.com>
10582 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10584 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10586 PR middle-end/22239
10587 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10589 2005-07-07 Khem Raj <kraj@mvista.com>
10591 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10592 in bytes, not words.
10594 2005-07-07 Paul Brook <paul@codesourcery.com>
10596 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10597 DEFAULT_FUNCTION_ARG_PADDING to upward.
10599 2005-07-07 Richard Henderson <rth@redhat.com>
10601 * function.c (locate_and_pad_parm): Record parameter alignment in
10602 stack_alignment_needed.
10604 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10606 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10607 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10608 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10609 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10610 (define_attr "type"): Add isync, sync, load_l, store_c.
10611 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10612 Create scratch volatile MEM.
10613 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10615 (load_locked_<mode>): New.
10616 (store_conditional_<mode>): New.
10617 (sync_compare_and_swap<mode>): Replace with splitter.
10618 (sync_lock_test_and_set<mode>): Replace with splitter.
10619 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10621 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10622 is ics. Attribute isync.
10623 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10625 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10626 and UNSPECV_SYNC_OP.
10627 (emit_unlikely_jump): New.
10628 (emit_load_locked): New.
10629 (emit_store_conditional): New.
10630 (rs6000_split_compare_and_swap): New.
10631 (rs6000_split_lock_test_and_set): New.
10632 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10633 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10634 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10635 rs6000_split_lock_test_and_set): Declare.
10636 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10637 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10638 store_c, isync, sync.
10640 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10642 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10643 filenames to gtyp-gen.h.
10644 (s-typ-gen): Use it in place of for loops.
10646 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10648 * hooks.c (hook_bool_rtx_int_false): New function.
10649 * hooks.h (hook_bool_rtx_int_false): Declare.
10650 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10651 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10652 * target.h (struct gcc_target): Add commutative_p member.
10653 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10654 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10655 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10656 (pa_commutative_p): New function.
10657 * jump.c (target.h): Include.
10658 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10659 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10661 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10663 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10664 (s390_expand_setmem): New.
10665 * config/s390/s390.c: Likewise.
10666 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10668 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10669 general_operand. Call new function "s390_expand_setmem".
10670 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10671 ("setmem_long", "*setmem_long"): ... this.
10673 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10675 * config/s390/s390.c: (optimization_options): Enable
10676 TARGET_MVCLE at -Os.
10677 * doc/invoke.texi: Document changes in default behaviour.
10678 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10680 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10682 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10683 defined by back-end.
10685 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10687 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10688 all sets in the pattern.
10689 * config/rs6000/rs6000.md (stack_protect_testsi,
10690 stack_protect_testdi): Likewise.
10692 2005-07-06 Jeff Law <law@redhat.com>
10694 * tree-vrp.c (simplify_using_ranges): Kill.
10695 (vrp_finalize): Remove call to simplify_using_ranges.
10696 (simplify_stmt_using_ranges): New function extracted from
10697 simplify_using_ranges.
10698 (simplify_div_or_mod_using_ranges): Likewise.
10699 (simplify_abs_using_ranges): Likewise.
10700 (simplify_cond_using_ranges): New function.
10701 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10702 * tree-ssa-propagate.c (substitute_and_fold): Call
10703 simplify_stmt_using_ranges if we have range information.
10705 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10707 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10708 ia64_flag_schedule_isns2.
10710 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10711 reading/writing general registers.
10712 (ia64_function_arg): Revert 2005-06-18 change.
10714 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10716 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10717 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10719 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10721 * function.c (expand_function_end): Revert part of 2005-06-27
10722 patch. Do sjlj_emit_function_exit_after after return_label.
10724 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10726 * doc/install.texi (--disable-libssp): New.
10728 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10730 * doc/invoke.texi: Update -fforce-mem documentation.
10731 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10732 code for -fforce-mem.
10733 * expmed.c: (store_bit_field,store_fixed_bit_field,
10734 extract_bit_field): Ditto.
10735 * expr.c: (convert_move): Ditto.
10736 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10737 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10738 emit_conditional_add,expand_float,expand_fix): Ditto.
10739 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10740 (common_handle_option): Issue warning when -fforce-mem specified.
10742 2005-07-06 Paul Brook <paul@codesourcery.com>
10744 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10746 * configure: Regenerate.
10748 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10750 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10752 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10754 Fix PR tree-optimization/22319
10755 Fix PR tree-optimization/22140
10756 Fix PR tree-optimization/22310
10758 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10759 variable sized types.
10760 Use correct type for intermediate structure on *a = *b structure
10763 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10765 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10767 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10768 (machine_function): Move typedef to...
10769 * config/rs6000/rs6000.c (machine_function): ... here. Add
10770 varargs_save_offset field.
10771 (rs6000_stack_t): Remove varargs_size field.
10772 (setup_incoming_varargs): Allocate varargs save area using
10773 assign_stack_local, try to make it as small as possible.
10774 Save offset from virtual_stack_vars_rtx to the save area
10775 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10776 instead of magic 8 when fp word byte size is used.
10777 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10778 instead of -RS6000_VARARGS_SIZE.
10779 (rs6000_stack_info, debug_stack_info,
10780 rs6000_initial_elimination_offset): Remove all traces of
10782 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10783 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10784 RS6000_VARARGS_AREA.
10786 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10788 PR tree-optimization/21963
10789 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10790 constant_multiple_of in the same way get_computation_cost_at does.
10792 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10794 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10795 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10796 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10797 and return its previous value.
10798 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10799 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10801 (stack_protect_set, stack_protect_test): New expanders.
10802 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10803 stack_protect_testdi): New insns.
10804 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10805 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10807 2005-07-06 Jeff Law <law@redhat.com>
10809 * tree-ssa-dce.c (cfg_altered): New global.
10810 (tree_dce_init): Initialize cfg_altered.
10811 (remove_dead_stmt): If we remove an edge in the CFG, then set
10813 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10816 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10818 * Makefile.in (stamp-collect-ld): Use
10819 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10820 ./collect-ld if it already exists.
10821 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10822 Don't remove ./nm if it already exists.
10824 2005-07-05 Devang Patel <dpatel@apple.com>
10826 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10827 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10828 * tree-vectorizer.c (vect_loop_location): New.
10829 (vect_print_dump_info): Use vect_loop_location.
10830 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10831 (vectorize_loops): Set vect_loop_location.
10832 * tree-vect-analyze.c (vect_analyze_offset_expr,
10833 vect_determin_vectorization_factor, vect_analyze_operations,
10834 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10835 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10836 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10837 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10838 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10839 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10840 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10841 vect_analyze_loop): Adjust vect_print_dump_info API.
10842 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10843 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10844 vect_finish_stmt_generation, vectorizable_assignment,
10845 vectorizable_operation, vectorizable_store, vectorizable_load,
10846 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10847 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10848 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10849 vect_transform_loop): Same.
10850 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10851 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10854 2005-07-05 Randolph Chung <tausq@debian.org>
10856 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10857 * configure: Regenerate.
10858 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10859 (pa_tls_referenced_p): Declare.
10860 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10861 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10862 (legitimize_tls_address): New.
10863 (hppa_legitimize_address): Handle TLS addresses.
10864 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10865 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10866 (emit_move_sequence): Handle TLS addresses.
10867 (pa_encode_section_info): Call default handler to handle common
10869 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10870 (CONSTANT_ADDRESS_P): Reject TLS operands.
10871 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10872 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10873 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10874 (UNSPEC_TLSLE): Define new constants.
10875 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10876 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10877 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10878 (tie_symbolic_operand, tle_symbolic_operand): New
10880 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10882 * aclocal.m4: Update macros for autoconf 2.59 style.
10883 * configure.ac: Likewise.
10885 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10887 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10888 (function_arg): Pass small aggregates in general registers on 32-bit
10890 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10892 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10894 * Makefile.in (final.o): Fix dependencies.
10896 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10900 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10901 * langhooks.c (lhd_expr_to_decl): New.
10902 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10904 (LANG_HOOKS_INITIALIZER): Update.
10905 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10906 expr_to_decl langhook.
10907 * c-tree.h (c_expr_to_decl): Declare.
10908 * c-typeck.c (c_expr_to_decl): New.
10909 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10911 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10913 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10916 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10917 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10919 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10921 * Makefile.in: Adjust dependencies.
10922 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10923 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10924 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10925 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10926 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10927 rest_of_compilation.
10929 * bb-reorder.c (gate_duplicate_computed_gotos,
10930 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10931 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10932 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10933 pass_partition_blocks): New.
10934 * bt-load.c (gate_handle_branch_target_load_optimize,
10935 rest_of_handle_branch_target_load_optimize,
10936 pass_branch_target_load_optimize): New.
10937 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10939 * cfglayout.c (pass_insn_locators_initialize): New.
10940 * cfgrtl.c (pass_free_cfg): New.
10941 * combine.c (gate_handle_combine, rest_of_handle_combine,
10942 pass_combine): New.
10943 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10944 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10945 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10946 * except.c (pass_set_nothrow_function_flags,
10947 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10949 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10950 rest_of_handle_shorten_branches, pass_shorten_branches,
10951 rest_of_clean_state, pass_clean_state): New.
10952 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10953 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10954 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10956 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10957 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10958 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10959 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10961 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10962 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10963 pass_rtl_ifcvt, gate_handle_if_after_combine,
10964 rest_of_handle_if_after_combine, pass_if_after_combine,
10965 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10966 pass_if_after_reload): New.
10967 * integrate.c (pass_initial_value_sets): New.
10968 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10969 pass_purge_lineno_notes): New.
10970 * mode-switching.c (rest_of_handle_mode_switching,
10971 pass_mode_switching): New.
10972 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10973 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10975 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10976 pass_loop_optimize): New.
10977 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10979 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10981 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10982 pass_postreload_cse): New.
10983 * profile.c (gate_handle_profiling, pass_profiling,
10984 rest_of_handle_branch_prob, pass_branch_prob): New.
10985 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10986 pass_split_before_regstack, gate_handle_split_before_regstack,
10987 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10988 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10989 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10990 pass_stack_regs): New.
10991 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10992 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10993 pass_stack_adjustments): New.
10994 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10995 pass_regrename): New.
10996 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10997 pass_delay_slots, gate_handle_machine_reorg,
10998 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10999 * rtl.h (extern void purge_line_number_notes): New.
11000 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11001 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11003 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11005 * value-prof.c (gate_handle_value_profile_transformations,
11006 rest_of_handle_value_profile_transformations,
11007 pass_value_profile_transformations): New.
11008 * var-tracking.c (gate_handle_var_tracking,
11009 pass_variable_tracking): New.
11010 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11012 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11013 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11014 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11015 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11016 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11017 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11018 rest_of_handle_gcse2, rest_of_handle_regmove,
11019 rest_of_handle_tracer, rest_of_handle_if_conversion,
11020 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11021 rest_of_handle_web, rest_of_handle_branch_prob,
11022 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11023 rest_of_handle_jump_bypass, rest_of_handle_combine,
11024 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11025 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11026 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11027 rest_of_handle_mode_switching, rest_of_handle_jump,
11028 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11029 rest_of_handle_flow2, rest_of_handle_jump2,
11030 rest_of_handle_peephole2, rest_of_handle_postreload,
11031 rest_of_handle_shorten_branches, rest_of_clean_state,
11032 rest_of_compilation): Remove.
11034 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11035 * passes.c (dump_flags, in_gimple_form, all_passes,
11036 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11037 register_dump_files, next_pass_1, last_verified, execute_todo,
11038 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11039 from tree-optimize.c.
11040 (init_optimization_passes): Moved from tree-optimize.c,
11041 adding the RTL optimizations.
11042 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11043 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11044 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11045 register_dump_files, next_pass_1, last_verified, execute_todo,
11046 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11047 init_tree_optimization_passes, ipa_passes): Delete.
11048 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11050 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11051 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11053 (ipa_passes): Remove.
11054 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11055 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11056 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11057 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11058 (dump_info_p, dump_flag): Moved to tree-dump.h.
11060 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11062 * passes.c (finish_optimization_passes): Use dump_begin
11063 and dump_end, TDI_end.
11064 (gate_rest_of_compilation): New.
11065 (pass_rest_of_compilation): Use it.
11066 (gate_postreload, pass_postreload): New.
11067 * toplev.c (general_init): Rename init_tree_optimization_passes.
11068 * toplev.h (init_tree_optimization_passes): Rename to
11069 init_optimizations_passes.
11070 * tree-dump.c (dump_flag): Make static.
11071 (dump_files): Remove RTL dumps.
11072 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11073 pass_cleanup_cfg, pass_free_cfg_annotations,
11074 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11075 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11076 * tree-pretty-print.c: Include tree-pass.h.
11077 * cgraph.c: Include tree-dump.h.
11079 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11081 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11082 Only fall back to saying it points to readonly memory if
11083 we can't do better.
11085 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11087 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11088 * config/m32r/m32r.c (m32r_compute_frame_size,
11089 m32r_expand_prologue): Take current_function_profile into
11090 account whenever we reference
11091 current_function_uses_pic_offset_table.
11092 (m32r_finalize_pic): Remove.
11093 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11095 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11097 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11098 instead of $<. Don't remove ./as if it already exists.
11100 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11103 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11104 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11105 for complex modes when generating code for PA 1.0.
11106 (VALID_FP_MODE_P): New macro.
11107 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11108 sets for all general and floating point modes. Align wide floating
11109 point modes to even register boundaries to comply with architectural
11111 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11112 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11113 (VALID_FP_MODE_P): New macro.
11114 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11115 sets for all general and floating point modes. Align wide floating
11116 point modes to even register boundaries to comply with architectural
11119 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11121 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11124 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11126 * tree-ssa-structalias.c: Don't include expr.h.
11128 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11130 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11133 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11135 Fix PR tree-optimization/22279
11137 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11140 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11142 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11144 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11146 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11147 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11148 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11149 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11150 config/stormy16/stormy16.c, config/v850/v850.c,
11151 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11152 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11153 Avoid "." or "\n" at end of diagnostics and capital letters at
11154 start of diagnostics.
11155 * combine.c, cse.c: Don't translate dump file output.
11156 * toplev.c (print_version): Only translate output if going to
11159 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11161 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11162 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11165 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11167 * pa.c (fix_range): Fix typo in comment.
11169 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11171 * tree-vrp.c (extract_range_from_assert): Replace
11172 fold (build (...)) with fold_build2.
11174 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11176 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11177 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11178 (format_types_orig, handle_format_attribute): Add support for
11181 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11183 * varasm.c (assemble_variable): Fix format specifier thinko.
11185 2005-07-03 Ira Rosen <irar@il.ibm.com>
11187 PR tree-optimization/22029 (and 22135)
11188 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11189 a phi node before calling dump_vops.
11191 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11193 * tree-dump.h (dump_string_field): Declare.
11194 * tree-dump.c: Use it instead of dump_string.
11195 (dump_string_field): Make non-static.
11197 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11199 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11200 up the minimal CFG stuff always when optimize > 0. Call
11201 split_all_insns_noflow in PIC case if needed.
11203 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11204 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11207 * c-decl.c (c_write_global_declarations): Dump contents of
11209 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11210 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11211 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11212 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11215 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11217 * c-common.h (GCC_DIAG_STYLE): Define.
11218 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11219 version for format checking to 4.1.
11220 * c-format.c: Include toplev.h after c-common.h.
11221 (enum format_type): Add gcc_tdiag_format_type.
11222 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11223 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11224 (format_types_orig): Add gcc_tdiag.
11225 (init_dynamic_diag_info): Support gcc_tdiag formats.
11226 (handle_format_attribute): Likewise.
11227 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11228 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11229 version for format checking to 4.1.
11230 (warning0, warning, error, pedwarn, sorry): Use
11231 ATTRIBUTE_GCC_DIAG.
11232 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11233 (finish_aliases_1): Do not use %qE.
11234 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11235 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11236 Correct format bugs.
11237 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11238 parameter to unsigned HOST_WIDE_INT.
11239 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11241 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11243 PR middle-end/21742
11244 * expr.c (write_complex_part): Use adjust_address for MEM.
11245 (read_complex_part): Same.
11247 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11249 Fix PR tree-optimization/22280
11251 * tree-sra.c (generate_element_init): Remove useless loop.
11253 2005-07-02 Richard Henderson <rth@redhat.com>
11255 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11257 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11259 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11261 PR middle-end/14490
11262 * fold-const.c (fold_binary): Handle the return value of
11263 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11264 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11266 2005-07-02 Jeff Law <law@redhat.com>
11268 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11269 a eliminate type conversion which feeds an equality comparison
11270 if the original type or either operand in the comparison is a
11273 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11275 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11276 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11278 * config/avr/avr.c: Do not use '`' as left quote.
11279 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11280 Remove "." from end of diagnostics. Make diagnostics start with
11283 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11284 Joseph S. Myers <joseph@codesourcery.com>
11286 * toplev.c (default_tree_printer): Handle setting location with
11288 * c-objc.common.c (c_tree_printer): Likewise.
11289 * c-format.c (gcc_diag_flag_specs): Add '+'.
11290 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11291 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11293 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11294 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11295 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11296 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11297 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11298 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11299 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11300 format arguments where %J is used without %D.
11302 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11304 * gcc.c (LINK_SSP_SPEC): Define.
11305 (link_ssp_spec): New variable.
11306 (LINK_COMMAND_SPEC): Add %(link_ssp).
11307 (static_specs): Add link_ssp_spec.
11308 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11309 * configure: Rebuilt.
11310 * config.in: Rebuilt.
11312 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11313 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11314 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11315 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11316 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11317 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11318 -0x7008(2) instead of reading __stack_chk_guard variable.
11319 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11321 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11322 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11323 if TARGET_THREAD_SSP_OFFSET is defined.
11324 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11325 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11328 2005-06-27 Richard Henderson <rth@redhat.com>
11329 * libgcc-std.ver (GCC_4.1.0): New.
11330 * libgcc.h (__stack_chk_guard): Declare.
11331 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11332 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11333 * mklibgcc.in (lib2funcs): Add them.
11335 2005-07-01 Richard Henderson <rth@redhat.com>
11337 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11338 void * before struct sigcontext *.
11339 (x86_fallback_frame_state): Likewise.
11341 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11343 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11345 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11348 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11349 we check for SSA_NAME for.
11351 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11353 Fix PR tree-optimization/22071
11355 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11357 (get_constraint_for_component_ref): Use it.
11359 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11362 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11363 print out the last new line.
11365 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11367 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11368 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11369 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11370 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11371 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11372 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11373 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11374 (enum reg_class): New member CC0_REGS.
11375 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11376 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11377 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11378 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11379 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11380 Adjust for register now described.
11382 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11385 * config/i386/i386.md (stack_protect_test_si,
11386 stack_protect_test_di): Add earlyclobber for scratch 3.
11387 * config/rs6000/rs6000.md (stack_protect_testsi,
11388 stack_protect_testdi): Add earlyclobber for scratch 3,
11389 remove earlyclobber from scratch 4.
11391 Older entries for 2005 can be found in ChangeLog-2005.