1 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
3 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
4 (MULTILIB_DIRNAMES): Define.
6 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
9 * config/s390/s390.c (struct s390_address): New field literal_pool.
10 (s390_decompose_address): Compute literal_pool field. Do not
11 assume register %r13 is always (and solely) used as pool base.
12 (s390_extra_constraint_str): Use literal_pool field.
14 2005-12-09 Thiemo Seufer <ths@networkno.de>
16 * config/mips/mips.c (override_options): Don't allow too small
17 integers in FP registers.
19 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
21 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
22 targetm.binds_local_p to check for local function calls.
24 2005-12-09 Alan Modra <amodra@bigpond.net.au>
27 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
28 call_used_regs can't be used to save reg in another reg.
30 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
31 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
33 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
35 * except.c (output_ttype): Likewise.
36 * tree-object-size.c (collect_object_sizes_for): Likewise.
37 (check_for_plus_in_loops_1): Likewise.
38 (check_for_plus_in_loops): Likewise.
39 (compute_object_sizes): Use gcc_unreachable instead of abort.
41 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
43 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
44 (loop_end, loop_init, doloop_end): New insns.
45 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
46 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
47 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
48 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
49 * config/ms1/ms1.c: #include basic-block.h
50 (struct machine_function): Add has_loops field.
52 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
53 (struct loop_info, struct loop_work): New.
54 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
55 (ms1_reorg_loops): New loop optimization.
56 (ms1_machine_reorg): Call it.
57 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
59 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
61 PR tree-optimization/25248
62 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
63 evolution_of_loop from the failed attempt. Remove handling
66 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
68 * tree.h (DECL_EXTERNAL): Clarify documentation.
70 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
71 Jakub Jelinek <jakub@redhat.com>
74 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
75 argument. Don't drop outer ANDs.
76 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
77 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
79 * config/s390/predicates.md (setmem_operand): Remove.
80 (shift_count_operand): Rename to...
81 (shift_count_or_setmem_operand): ... this. Adjust
82 s390_decompose_shift_count caller.
83 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
84 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
85 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
86 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
87 rotl<mode>3_and, setmem_long_and): New insns.
88 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
89 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
90 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
91 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
92 of shift_count_operand.
93 (setmem_long): Use shift_count_or_setmem_operand instead of
96 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
97 Andreas Tobler <a.tobler@schweiz.ch>
99 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
102 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
104 * expr.c (force_operand): Use convert_to_mode for conversions.
106 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
108 * reload.h (reg_equiv_invariant): Declare.
109 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
110 register also when reg_equiv_invariant[R] is set.
112 2005-12-07 Richard Sandiford <richard@codesourcery.com>
113 Andreas Tobler <a.tobler@schweiz.ch>
115 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
117 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
119 * tree-ssa-pre.c (bitmap_set_and): New function.
120 (bitmap_set_and_compl): New function.
121 (bitmap_set_empty_p): New function.
122 (insert_extra_phis): New function.
123 (compute_avail): Use insert_extra_phis.
125 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
127 * config/s390/s390.c (s390_expand_atomic): New function.
128 Adjust comment of helper functions.
129 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
130 * config/s390/s390.md ("ATOMIC"): New code macro.
131 ("atomic"): Corresponding new code attribute.
132 ("sync_lock_test_and_set[hq]i",
133 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
135 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
137 * config/s390/s390.c (s390_expand_mask_and_shift,
138 struct alignment_context, init_alignment_context,
139 s390_expand_cs_hqi): New.
140 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
141 * config/s390/s390.md ("sync_compare_and_swaphi",
142 "sync_compare_and_swapqi"): New pattern.
144 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
146 Fix PR tree-optimization/25291
147 * tree-ssa-operands.c (add_call_clobber_ops): Remove
148 redundant and crashing check.
150 2005-12-08 Alan Modra <amodra@bigpond.net.au>
153 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
154 tests further when !strict && reload_in_progress.
155 (print_operand): Check that both operands of indexed address are regs.
156 (print_operand_address): Likewise.
157 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
158 (INT_REG_OK_FOR_BASE_P): Correct.
160 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
162 Preparation for PR rtl-optimization/20070 / part1
163 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
164 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
165 outgoing_edges_match.
166 (outgoing_edges_match): Use condjump_equiv_p.
167 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
169 * struct-equiv.c: New file.
170 (death_notes_match_p) New function, broken out of insns_match_p.
171 * Makefile.in (OBJS-common): Add struct-equiv.o.
172 (struct-equiv.o): New target.
174 2005-12-07 Richard Sandiford <richard@codesourcery.com>
176 * coretypes.h: Revert previous change.
177 * config/darwin.h: Revert previous reversion.
178 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
180 2005-12-07 Richard Sandiford <richard@codesourcery.com>
182 * coretypes.h (section): Provide dummy definition for target files.
183 * config/darwin.h: Revert previous change.
185 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
187 * doc/sourcebuild.texi (all.build, install-normal): Remove.
188 * configure.ac: Remove all.build and install-normal from target_list
189 * configure: Regenerate.
190 * Makefile.in (install): Don't depend on install-normal.
192 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
194 * Makefile.in: Document the use of stamps.
196 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
198 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
199 * Makefile.in: Add code to compute some dependencies on s-gtype
200 automatically. Remove the declaration of those dependencies.
202 2005-12-07 Richard Sandiford <richard@codesourcery.com>
204 * gcc/reload.c (push_secondary_reload): Fix typo:
205 s/insn_constraint/scratch_constraint/.
207 2005-12-07 Richard Sandiford <richard@codesourcery.com>
209 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
211 2005-12-07 Richard Sandiford <richard@codesourcery.com>
213 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
214 (alpha_elf_select_rtx_section): Return the selected section rather
215 than emitting assembly code.
216 (alpha_write_linkage): Emit a ".link" directive directly and then
217 set in_section to NULL.
218 (vms_asm_out_constructor): Use switch_to_section.
219 (vms_asm_out_destructor): Likewise.
220 (unicosmk_output_common): Set in_section to NULL instead of calling
221 the dummy common_section function.
222 (unicosmk_text_section): Delete in favor of...
223 (unicosmk_output_text_section_asm_op): ...this new function.
224 (unicosmk_data_section): Delete in favor of...
225 (unicosmk_output_data_section_asm_op): ...this new function.
226 (unicosmk_init_sections): New function.
227 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
228 (unicosmk_output_ssib): Set in_section to NULL instead of calling
229 the dummy ssib_section function.
230 (unicosmk_section_buf): Delete.
231 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
232 (unicosmk_data_section): Delete.
233 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
234 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
235 (SECTION_FUNCTION_TEMPLATE): Delete.
236 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
237 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
238 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
239 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
240 (TARGET_ASM_INIT_SECTIONS): Define.
241 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
242 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
243 (link_section, literals_section): Delete.
244 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
245 set in_section to NULL.
247 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
248 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
249 (COMMON_SECTION): Delete.
250 (TARGET_ASM_INIT_SECTIONS): Define.
251 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
252 the dummy common_section function.
253 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
254 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
255 between readonly_data_section and text_section to check whether
256 read-only data is being put in the text section.
257 (arm_output_function_epilogue): Use switch_to_section.
258 (arm_elf_asm_constructor): Likewise.
259 (thumb_call_via_reg): Replace call to in_text_section with
260 a comparison between in_section and text_section.
261 (arm_file_end): Use switch_to_section.
262 (aof_text_section): Delete in favor of...
263 (aof_output_text_section_asm_op): ...this new function.
264 (aof_data_section): Delete in favor of...
265 (aof_output_data_section_asm_op): ...this new function.
266 (aof_asm_init_sections): New function.
267 (zero_init_section): Moved from config/arm/aof.h.
268 (aof_dump_imports, aof_file_start): Use switch_to_section.
269 * config/arm/arm.h (thumb_call_via_label): Update comment.
270 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
271 (common_section): Delete.
272 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
273 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
274 global switch_to_section function instead of the old port-local one.
275 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
276 (SWITCH_TO_SECTION_FUNCTION): Delete.
277 (drectve_section): Redefine as a macro.
278 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
279 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
282 * config/avr/avr.c (progmem_section): New variable.
283 (avr_output_progmem_section_asm_op): New function.
284 (avr_asm_init_sections): New function.
285 (avr_output_addr_vec_elt): Use switch_to_section.
286 * config/avr/avr.h (progmem_section): Declare.
287 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
288 (READONLY_DATA_SECTION): Delete.
289 (TARGET_ASM_INIT_SECTIONS): Define.
290 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
291 * config/avr/avr-protos.h (progmem_section): Delete.
293 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
295 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
296 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
298 * config/darwin-sections.def: New file.
299 * config/darwin.c: Define all sections in darwin-sections.def.
300 (output_objc_section_asm_op, darwin_init_sections): New functions.
301 (machopic_output_indirection): Use switch_to_section.
302 (machopic_select_section): Return the selected section rather than
303 emitting assembly code. Replace the static function table with
304 inline conditional expressions. Update the tests of last_text_section
305 and move them into the FUNCTION_DECL block.
306 (machopic_select_rtx_section): Return the selected section rather than
307 emitting assembly code.
308 (machopic_asm_out_constructor, machopic_asm_out_destructor)
309 (darwin_file_end): Use switch_to_section.
310 * config/darwin.h: Use darwin-sections.def to declare sections.
311 (INIT_SECTION_ASM_OP): Remove empty definition.
312 (HAS_INIT_SECTION): Define this instead.
313 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
314 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
315 (TARGET_ASM_EH_FRAME_SECTION): Delete.
316 (TARGET_ASM_INIT_SECTIONS): Define.
317 * config/darwin-protos.h (darwin_init_sections): Declare.
318 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
319 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
320 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
321 (constructor_section, destructor_section, mod_init_section): Delete.
322 (mod_term_section): Delete.
323 (darwin_exception_section, darwin_eh_frame_section): Delete.
324 (machopic_select_section): Return a section.
325 (machopic_select_rtx_section): Likewise.
326 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
327 (const_section, const_coal_section, const_data_section): Delete.
328 (const_data_coal_section, data_coal_section, cstring_section): Delete.
329 (literal4_section, literal8_section, constructor_section): Delete.
330 (mod_init_section, mod_term_section, destructor_section): Delete.
331 (objc_class_section, objc_meta_class_section, objc_category_section)
332 (objc_class_vars_section, objc_instance_vars_section): Delete.
333 (objc_cls_meth_section, objc_inst_meth_section): Delete.
334 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
335 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
336 (objc_symbols_section, objc_module_info_section): Delete.
337 (objc_image_info_section, objc_protocol_section): Delete.
338 (objc_string_object_section, objc_constant_string_object_section)
339 (objc_class_names_section, objc_meth_var_names_section): Delete.
340 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
341 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
342 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
343 (darwin_exception_section, darwin_eh_frame_section): Delete.
344 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
346 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
347 (frv_asm_out_destructor): Likewise.
348 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
349 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
350 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
352 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
353 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
354 (data_section): Delete.
356 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
357 (DRECTVE_SECTION_FUNCTION): Delete.
358 (drectve_section): Redefine as a macro that sets in_section after
359 emitting the directive.
360 (SWITCH_TO_SECTION_FUNCTION): Delete.
361 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
362 in_text_section with comparison between in_section and text_section.
363 * config/i386/i386.c (x86_64_elf_select_section): Return the section
364 rather than emitting assembly code. Use get_named_section.
365 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
367 (machopic_output_stub): Use switch_to_section.
368 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
369 (nwld_named_section_asm_out_destructor): Use get_section and
372 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
373 rather than emitting assembly code.
374 (ia64_rwreloc_select_section): Likewise.
375 (ia64_rwreloc_select_rtx_section): Likewise.
376 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
377 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
379 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
380 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
382 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
383 section rather than emitting assembly code.
384 (iq2000_select_section): Likewise.
385 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
386 (sbss_section): Delete.
388 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
389 and get_named_section.
390 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
392 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
393 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
394 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
395 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
397 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
398 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
399 global switch_to_section function instead of the old port-local one.
400 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
401 (SWITCH_SECTION_FUNCTION): Delete.
402 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
403 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
404 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
405 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
407 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
408 global switch_to_section function instead of the old port-local one.
409 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
411 * config/mips/mips.c (mips_file_start): Update comment.
412 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
413 (mips_output_aligned_decl_common): Use switch_to_section.
414 (mips_select_rtx_section): Return the section rather than emitting
415 assembly code. Use get_named_section.
416 (mips_function_rodata_section: Likewise get_section.
417 (build_mips16_function_stub): Use switch_to_section.
418 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
419 (SDATA_SECTION_ASM_OP): Delete.
420 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
421 (EXTRA_SECTION_FUNCTIONS): Delete.
423 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
424 (mmix_asm_output_aligned_local): Use switch_to_section.
426 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
427 (som_one_only_readonly_data_section): New variables.
428 (pa_output_function_epilogue): Set in_section to NULL instead of
429 calling forget_section.
430 (output_deferred_plabels): Use select_section.
431 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
432 of calling forget_section.
433 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
434 (pa_asm_output_aligned_local): Use select_section.
435 (som_text_section_asm_op): Delete in favor of...
436 (som_output_text_section_asm_op): ...this new function.
437 (pa_som_asm_init_sections): New function.
438 (pa_select_section): Return the section rather than emitting
440 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
441 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
442 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
443 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
444 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
445 (som_readonly_data_section, som_one_only_readonly_data_section)
446 (som_one_only_data_section, forget_section): Delete.
447 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
448 (TARGET_ASM_INIT_SECTIONS): Define.
449 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
451 * config/rs6000/rs6000.c (read_only_data_section): New variable.
452 (private_data_section, read_only_private_data_section): New variables.
453 (sdata2_section, toc_section): New variables.
454 (rs6000_file_start): Use switch_to_section.
455 (rs6000_assemble_integer): Use comparisons against in_section
456 instead of calling in_toc_section and in_text_section. Use
457 unlikely_text_section_p.
458 (rs6000_elf_output_toc_section_asm_op): New function, derived
459 from the old rs6000/sysv4.h toc_section function.
460 (rs6000_elf_asm_init_sections): New function.
461 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
462 the section rather than emitting assembly code.
463 (machopic_output_stub): Use switch_to_section.
464 (toc_section): Delete dummy function.
465 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
466 switch_to_section and get_section.
467 (rs6000_xcoff_output_readonly_section_asm_op): New function.
468 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
469 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
470 the old rs6000/xcoff.h toc_section function.
471 (rs6000_xcoff_asm_init_sections): New function.
472 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
473 the section rather than emitting assembly code.
474 (rs6000_xcoff_file_start): Use switch_to_section.
475 (rs6000_xcoff_file_end): Likewise.
476 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
477 (sdata2_section, sbss_section, private_data_section): Delete.
478 (read_only_data_section, read_only_private_data_section): Delete.
479 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
480 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
481 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
482 (FINI_SECTION_FUNCTION): Delete.
483 (TARGET_ASM_INIT_SECTIONS): Define.
484 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
485 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
486 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
487 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
488 (READONLY_DATA_SECTION): Delete.
489 (TARGET_ASM_INIT_SECTIONS): Define.
490 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
491 to NULL rather than no_section.
492 (TARGET_ASM_EXCEPTION_SECTION): Delete.
494 * config/sh/sh.c (sh_file_start): Use switch_to_section.
496 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
497 (sparc_output_deferred_case_vectors): Likewise. Remove argument
498 from call to current_function_section.
500 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
501 (bss100_section): New variable.
502 (xstormy16_asm_output_aligned_common): Use switch_to_section.
503 (xstormy16_asm_init_sections): New function.
504 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
505 switch_to_section and get_section.
506 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
507 from calls to current_function_section.
508 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
509 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
510 (TARGET_ASM_INIT_SECTIONS): Define.
511 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
513 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
514 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
515 (FINI_SECTION_FUNCTION): Delete.
517 * config/v850/v850.c: Include gt-v850.h.
518 (rosdata_section, rozdata_section, tdata_section, zdata_section)
519 (zbss_section): New variables.
520 (v850_output_aligned_bss): Use switch_to_section.
521 (v850_asm_init_sections): New function.
522 (v850_select_section): Return the section rather than emitting
524 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
525 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
526 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
527 (TARGET_ASM_INIT_SECTIONS): Define.
528 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
529 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
530 (zbss_section): Delete.
532 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
534 * config/vx-common.h (vxworks_exception_section): Delete.
535 (TARGET_ASM_EXCEPTION_SECTION): Delete.
537 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
538 section rather than emitting assembly code.
539 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
542 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
543 * coretypes.h (section): New union and typedef.
544 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
545 from call to current_function_section.
546 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
547 (dbxout_symbol_location): Use switch_to_section.
548 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
549 most of the code into...
550 (default_eh_frame_section): ...here. Return a section.
551 (collect2_eh_frame_section): Delete, moving most of the code into..
552 (switch_to_eh_frame_section): ...this new function.
553 (debug_info_section, debug_abbrev_section, debug_aranges_section)
554 (debug_macinfo_section, debug_line_section, debug_loc_section)
555 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
557 (output_call_frame_info): Call switch_to_eh_frame_section instead of
558 eh_frame_section. Use switch_to_section and get_section.
559 (dwarf2out_begin_prologue): Use switch_to_section.
560 (AT_string_form): Check the flags in debug_str_section instead of
561 DEBUG_STR_SECTION_FLAGS.
562 (output_comp_unit): Use switch_to_section, get_section, and
564 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
565 (dwarf2out_begin_block): Use switch_to_section. Remove argument
566 from call to current_function_section.
567 (dwarf2out_var_location): Use unlikely_text_section_p.
568 (dwarf2out_source_line): Use switch_to_section. Remove argument
569 from call to current_function_section.
570 (dwarf2out_start_source_file, dwarf2out_end_source_file)
571 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
572 debug_macinfo_section.
573 (dwarf2out_init): Initialize the new section variables. Use them
574 instead of calls to named_section_flags. Use switch_to_section.
575 (output_indirect_string): Use switch_to_section and debug_str_section.
576 (dwarf2out_finish): Use switch_to_section and the new section
578 * except.c (default_exception_section): Return the section instead
579 of emitting assembly code.
580 (output_function_exception_table): Use the global exception_section
581 variable instead of the target hook. Use switch_to_section. Remove
582 argument from call to current_function_section.
583 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
584 (shorten_branches): Use pointer comparisons to detect whether the
585 text section is the same as readonly_data_section.
586 (profile_function): Use switch_to_section. Remove argument from
587 call to current_function_section.
588 (final_scan_insn): Likewise. Update use of last_text_section.
589 * gengtype.c (open_base_files): Add an include of output.h.
590 * output.h (text_section, data_section, readonly_data_section)
591 (ctors_section, dtors_section, bss_section, init_section)
592 (fini_section, sdata_section): Turn into section pointers.
593 (in_text_section, in_unlikely_text_section, exports_section)
594 (drectve_section, named_section, mergeable_string_section)
595 (last_text_section_name): Delete.
596 (default_exception_section, default_eh_frame_section): Return sections.
597 (SECTION_DECLARED, SECTION_NAMED): New macros.
598 (SECTION_MACH_DEP): Bump value.
599 (section_common, named_section, unnamed_section): New structures.
600 (unnamed_section_callback): New typedef.
601 (section): New union.
602 (sbss_section, exception_section, eh_frame_section): New variables.
603 (in_section, last_text_section): Turn into section pointers.
604 (get_unnamed_section, get_section, get_named_section): New functions.
605 (mergeable_constant_section, function_section): Return a section.
606 (unlikely_text_section): Likewise.
607 (current_function_section): Likewise. Remove the decl argument.
608 (unlikely_text_section_p, switch_to_section): New functions.
609 (output_section_asm_op): New function.
610 (set_named_section_flags, named_section_flags, named_section_real)
611 (named_section_first_declaration): Delete.
612 (default_select_section, default_elf_select_section): Return a section.
613 (default_elf_select_section_1, default_function_rodata_section)
614 (default_no_function_rodata_section, default_select_rtx_section)
615 (default_elf_select_rtx_section): Likewise.
616 * rtl.h (in_data_section): Delete.
617 * sdbout.c (sdbout_one_type): Use switch_to_section.
618 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
619 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
620 (TARGET_ASM_EH_FRAME_SECTION): Poison.
621 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
622 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
623 (TARGET_ASM_OUT): Update after above changes.
624 * target.h (init_sections): New hook.
625 (exception_section, eh_frame_section): Delete.
626 (select_section, select_rtx_section, function_rodata_section): Return
627 a section rather than emitting assembly code.
628 * varasm.c (text_section, data_section, readonly_data_section)
629 (ctors_section, dtors_section, bss_section, init_section)
630 (fini_section): Turn into section pointers.
631 (sdata_section, sbss_section, exception_section): New variables.
632 (eh_frame_section): New variable.
633 (in_section): Make global and turn into a section pointer.
634 (last_text_section): Turn into a section pointer.
635 (unnamed_sections): New variable.
636 (in_named_name, last_text_section_name): Delete.
637 (EXTRA_SECTION_FUNCTIONS): Delete.
638 (in_named_entry): Delete.
639 (section_htab): New variable, replacing...
640 (in_named_htab): ...this deleted variable.
641 (section_entry_eq, section_entry_hash): New functions, based on...
642 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
643 (get_unnamed_section, get_section): New functions.
644 (unlikely_text_section): Return a section instead of emitting
646 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
647 (get_named_section_flags, named_section_first_declaration): Delete.
648 (unlikely_text_section_p): New function.
649 (named_section_real, named_section): Delete.
650 (get_named_section): New function.
651 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
652 (function_section): Return a section rather than emitting
654 (current_function_section): Likewise. Remove argument. Use
655 last_text_section if nonnull, otherwise use function_section.
656 (default_function_rodata_section): Return a section rather than
657 emitting assembly code. Use get_section.
658 (default_no_function_rodata_section): Return a section rather than
659 emitting assembly code.
660 (variable_section): Use switch_to_section and get_named_section.
661 (mergeable_string_section): Return a section rather than emitting
662 assembly code. Use get_section. Make static. Don't take special
663 countermeasures for empty strings.
664 (mergeable_constant_section): Return a section rather than emitting
665 assembly code. Use get_section.
666 (default_named_section_asm_out_destructor): Use switch_to_section
668 (default_dtor_section_asm_out_destructor): Use switch_to_section.
669 (default_named_section_asm_out_constructor): Use switch_to_section
671 (default_ctor_section_asm_out_constructor): Use switch_to_section.
672 (assemble_start_function): Likewise. Set last_text_section to
673 NULL rather than no_section. Change the type of save_section.
674 (assemble_zeros, assemble_variable): Use the section flags to detect
675 whether or not a section is text.
676 (assemble_static_space): Use switch_to_section.
677 (assemble_trampoline_template): Likewise.
678 (output_constant_def_contents): Use switch_to_section and
680 (output_constant_pool_1): Use switch_to_section. Use the section
681 flags to see whether sections contain mergeable data.
682 (init_varasm_once): Initialize section_htab instead of in_named_htab.
683 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
684 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
685 whether a section has already been declared.
686 (default_select_section, default_elf_select_section): Return a
687 section rather than emitting assembly code.
688 (default_elf_select_section_1): Likewise. Use bss_section for
689 SECCAT_BSS if nonnull. Use get_named_section.
690 (default_select_rtx_section): Return a section rather than
691 emitting assembly code.
692 (default_elf_select_rtx_section): Likewise. Use get_named_section.
693 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
694 (output_section_asm_op, switch_to_section): New functions.
695 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
698 * doc/tm.texi: Expand the introduction to the sections documentation.
699 (TRAMPOLINE_SECTION): Document new interface.
700 (SDATA_SECTION_ASM_OP): Document new macro.
701 (READONLY_DATA_SECTION): Delete.
702 (SDATA_SECTION_ASM_OP): Document new macro.
703 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
704 (TARGET_ASM_INIT_SECTIONS): Document new hook.
705 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
706 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
707 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
709 2005-12-07 Alan Modra <amodra@bigpond.net.au>
711 * gcc.c (init_gcc_specs): Match braces inside conditionally
714 2005-12-06 Geoffrey Keating <geoffk@apple.com>
716 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
718 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
721 * tree.c (integer_all_onesp): Always return true if all bits on.
723 * testsuite/g++.dg/init/array0.C: New.
725 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
727 * doc/md.texi: Adapt to implementation.
729 2005-12-06 Andreas Schwab <schwab@suse.de>
731 * opts.c (decode_options): Fix typo in message.
733 2005-12-06 Alan Modra <amodra@bigpond.net.au>
736 * longlong.h: Merge PPC tests from upstream.
738 2005-12-06 Richard Guenther <rguenther@suse.de>
740 * fold-const.c (fold_convert): Do not build and fold
741 CONVERT_EXPR, but always use NOP_EXPR.
743 2005-12-06 Jan Beulich <jbeulich@novell.com>
745 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
746 __builtin_ia32_paddq and __builtin_ia32_subq.
747 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
748 __builtin_ia32_pshufw.
749 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
751 2005-12-05 James E Wilson <wilson@specifix.com>
754 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
757 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
759 * print-tree.c (print_node): Ditto.
760 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
761 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
762 before accessing DECL_ARTIFICIAL.
763 Handle new tag tree codes.
764 * tree-flow-inline.h (clear_call_clobbered): Update for tag
766 (unmodifiable_var_p): Ditto.
767 * tree-flow.h (mem_tag_kind): Remove.
768 (struct var_ann_d): Remove mem_tag_kind member.
769 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
770 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
771 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
772 (group_aliases): Ditto.
773 (setup_pointers_and_addressables): Ditto.
774 (is_escape_site): Ditto.
775 (may_alias_p): Ditto.
776 (create_tag_raw): New function.
777 (create_memory_tag): Use it.
778 (dump_alias_info): Update for tags.
779 (may_be_aliased): Ditto.
780 (add_type_alias): Ditto.
781 (new_type_alias): Ditto.
783 (create_structure_vars): Ditto.
784 * tree-ssa-ccp.c (get_default_value): Ditto.
785 * tree-ssa-operands.c (get_expr_operands): Ditto.
786 (add_stmt_operand): Ditto.
787 (add_call_clobber_ops): Remove duplicated condition.
788 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
790 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
791 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
792 * tree.c (init_ttree): Update structures for new tree codes.
793 (tree_code_size): Update sizes for new tree codes.
794 (make_node_stat): Don't try to set common things on minimal
796 (tree_node_structure): Update for tags.
797 (is_global_var): Ditto.
798 * tree.def: Add new tree codes.
799 * tree.h (MTAG_P): New macro.
800 (TREE_MEMORY_TAG_CHECK): Ditto.
801 (SSA_VAR_P): Update for tags.
802 (struct tree_memory_tag): New structure.
803 (MTAG_GLOBAL): New macro.
804 (union tree_node): Add memory tag member.
805 * treestruct.def (TS_MEMORY_TAG): New.
807 2005-12-05 Dale Johannesen <dalej@apple.com>
809 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
810 what was approved (PR 24323).
812 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
814 * doc/c-tree.texi (Function Bodies): Remove description of
817 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
819 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
820 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
821 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
822 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
823 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
826 2005-12-05 Geoffrey Keating <geoffk@apple.com>
828 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
830 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
831 hook_bool_void_false.
832 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
833 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
835 * config/darwin.c (machopic_select_section): It's not defined
836 as weak if it's only marked as weak_import.
838 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
841 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
842 A hidden weak object does bind locally. Strong linkonce data
843 counts like any other strong symbol for binding.
844 (weak_finish_1): Don't specially handle weakrefs, they no longer
846 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
847 * c-common.c (handle_alias_attribute): Allow static aliases
849 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
850 * gthr-dce.h: Make weakrefs static.
851 * gthr-tpf.h: Likewise.
852 * gthr-solaris.h: Likewise.
853 * gthr-posix.h: Likewise.
854 * gthr-posix95.h: Likewise.
855 * config/darwin.c (darwin_encode_section_info): static weakref
856 variables are not necessarily defined in this translation unit.
857 * doc/extend.texi (Function Attributes): Mention that an alias
858 attribute creates a definition for the thing it's attached to.
859 Change the documentation for weakref to say that the thing
860 it's attached to must be static.
862 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
863 we don't go into an infinite loop.
865 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
867 * config/rs6000/predicates.md (logical_const_operand): Split
868 out of logical_operand.
869 (logical_operand): Use it.
870 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
871 logical_const_operand.
873 2005-12-05 Jan Beulich <jbeulich@novell.com>
875 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
876 and IX86_BUILTIN_CMPNESS.
877 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
878 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
879 * config/i386/i386.md (movti_internal): Correct type attribute.
880 Simplify mode attribute.
881 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
882 Correct type attribute.
883 (absxf2): Correct operator.
884 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
885 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
886 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
888 (sse2_vmsqrtv2df2): Correct mode attribute.
890 2005-12-05 Jan Beulich <jbeulich@novell.com>
892 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
893 16 bits. Provide insn pattern for this case.
895 2005-12-05 Jan Beulich <jbeulich@novell.com>
897 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
899 (__popcountDI2): Likewise.
901 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
904 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
905 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
906 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
909 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
911 * c-typeck.c (null_pointer_constant_p): New function.
912 (build_conditional_expr, build_c_cast, convert_for_assignment,
913 build_binary_op): Use it.
915 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
917 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
918 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
920 (check_function_arguments_recurse): Allow both NOP_EXPR and
921 CONVERT_EXPR but check conversions preserve precision.
922 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
923 but check conversions preserve precision.
924 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
927 2005-12-04 Roger Sayle <roger@eyesopen.com>
930 * common.opt (Wstring-literal-comparison): New command line option.
931 * c-opts.c (c_common_handle_option): Set it with -Wall.
932 * c-typeck.c (parser_build_binary_op): Issue warning if either
933 operand of a comparison operator is a string literal, except for
934 testing equality or inequality against NULL.
936 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
938 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
940 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
941 of building a NOP_EXPR.
942 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
944 * c-convert.c (convert): Use fold_convert instead of building
945 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
946 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
948 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
949 NOP_EXPR the same as CONVERT_EXPR.
950 * c-typeck.c (build_function_call): Use fold_convert instead of
951 building a NOP_EXPR directly.
952 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
954 2005-12-03 Alan Modra <amodra@bigpond.net.au>
956 PR rtl-optimization/25197
957 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
960 2005-12-02 Stuart Hastings <stuart@apple.com>
962 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
965 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
967 * c-typeck.c (default_function_array_conversion,
968 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
969 (build_conditional_expr): Apply integer_zerop to orig_op1 and
970 orig_op2. Don't check them for NOP_EXPR.
971 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
974 2005-12-03 Alan Modra <amodra@bigpond.net.au>
976 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
977 toc_save_offset, toc_size, lr_size.
978 (rs6000_stack_info): Use memset rather than bss struct copy to init.
979 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
980 Adjust for removal of unused rs6000_stack_t fields.
981 (debug_stack_info): Adjust.
982 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
983 first, and don't bother checking for set/inc of lr on sibcalls.
984 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
986 2005-12-02 Jakub Jelinek <jakub@redhat.com>
989 * config/i386/i386.md (movqi_1): Only force imovx for alternative
990 5 if operand 1 is not aligned. Undo previous constraint change.
991 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
993 2005-12-02 Richard Guenther <rguenther@suse.de>
995 * tree.h (build): Remove prototype.
996 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
997 * tree.c (build): Remove.
998 (build0_stat): Update comment.
1000 2005-12-02 Richard Guenther <rguenther@suse.de>
1002 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1003 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1005 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1006 maybe_fold_offset_to_component_ref): Likewise.
1007 * tree-ssa-dom.c (thread_across_edge,
1008 simplify_rhs_and_lookup_avail_expr,
1009 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1011 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1012 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1013 lower_try_finally_switch): Likewise.
1014 * tree-if-conv.c (add_to_dst_predicate_list,
1015 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1016 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1017 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1018 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1019 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1020 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1021 gimplify_init_ctor_eval, gimplify_init_constructor,
1022 gimplify_variable_sized_compare, gimplify_boolean_expr,
1023 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1024 gimplify_expr, gimplify_body, gimplify_function_tree,
1025 force_gimple_operand): Likewise.
1026 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1027 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1028 mx_register_decls): Likewise.
1029 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1030 get_frame_field, finalize_nesting_tree_1): Likewise.
1031 * tree-inline.c (setup_one_parameter): Likewise.
1032 * tree-vect-transform.c (vectorizable_condition): Likewise.
1033 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1035 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1036 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1037 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1038 * tree-chrec.h (build_polynomial_chrec): Likewise.
1040 2005-12-02 Richard Guenther <rguenther@suse.de>
1042 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1043 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1044 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1045 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1046 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1047 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1048 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1050 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1051 sh_adjust_unroll_max): Likewise.
1052 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1053 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1054 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1056 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1058 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1061 2005-12-02 Richard Guenther <rguenther@suse.de>
1063 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1064 simplify_cond_using_ranges): Use buildN instead of build.
1065 * tree-tailcall.c (adjust_accumulator_values,
1066 adjust_return_value): Likewise.
1067 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1068 generate_element_copy, generate_element_zero,
1069 generate_one_element_init): Likewise.
1070 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1071 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1072 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1073 perfect_nestify): Likewise.
1075 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1077 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1079 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1081 * ggc.h (GGC_RESIZEVEC): New.
1083 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1085 * gcc.c (execute): Improve readability.
1087 2005-12-02 Richard Guenther <rguenther@suse.de>
1089 * tree-cfg.c (mark_used_vars): New function.
1090 (dump_function_to_file): Dump only used VAR_DECLs.
1092 2005-12-02 Richard Guenther <rguenther@suse.de>
1094 * convert.c (convert_to_integer): Fix compare for nonpositive
1095 constant to use tree_int_cst_sgn <= 0.
1097 2005-12-02 Richard Guenther <rguenther@suse.de>
1099 * convert.c (convert_to_integer): Use fold_convert instead
1100 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1101 instead of comparing against 0. Use build_int_cst instead
1102 of converting integer_zero_node.
1104 2005-12-02 Richard Guenther <rguenther@suse.de>
1106 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1109 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1112 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1115 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1118 * function.c (expand_function_end): Emit blockage for unwinder
1121 2005-12-01 Roger Sayle <roger@eyesopen.com>
1123 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1124 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1125 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1126 integer constant comparisons.
1128 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1129 Janis Johnson <janis187@us.ibm.com>
1130 David Edelsohn <dje@watson.ibm.com>
1131 Ben Elliston <bje@au.ibm.com>
1133 * dfp.h, dfp.c: New files.
1134 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1135 (DECNUM_H): Likewise.
1136 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1137 (INCLUDES): Append $(DECNUMINC).
1138 (OBJS-common): Add dfp.o.
1140 * real.h (EXP_BITS): Pinch one bit to ..
1141 (struct real_value): Add decimal field.
1142 (real_format): Change table size, update documentation.
1143 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1144 (real_from_string3): Declare.
1145 (decimal_single_format): Declare.
1146 (decimal_double_format): Declare.
1147 (decimal_quad_format): Declare.
1148 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1149 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1150 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1151 * real.c: Include dfp.h.
1152 (normalize): Early return for decimal floats.
1153 (do_add): Zero decimal field.
1154 (do_compare): Call do_decimal_compare for decimal floats.
1155 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1156 (real_arithmetic): Call decimal_real_arithmetic for decimal
1157 floating point operands.
1158 (real_identical): If a and b are of differing radix, return false.
1159 (real_to_integer): Call decimal_real_to_integer if the value is a
1161 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1162 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1163 (real_to_hexadecimal): Place "N/A" in the return string for
1165 (real_from_string3): New variant, given a mode.
1166 (real_maxval): Use decimal_real_maxval for decimal floats.
1167 (round_for_format): Use decimal_round_for_format for decimals.
1168 (real_convert): Use decimal_real_convert where appropriate.
1169 (significand_size): Handle base 10.
1170 (encode_decimal_single, decode_decimal_single,
1171 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1172 decode_decimal_quad): New functions.
1173 (decimal_single_format): New.
1174 (decimal_double_format): New.
1175 (decimal_quad_format): New.
1176 * machmode.def: Add SD, DD and TD decimal floating point modes.
1177 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1178 Include MODE_DECIMAL_FLOAT.
1179 (DECIMAL_FLOAT_MODE_P): New.
1180 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1181 * genmodes.c (struct mode_data): Add counter field.
1182 (struct mode_data): Update comment for format.
1183 (blank_mode): Initialise counter field.
1184 (new_mode): Increment counter field for each mode defined.
1185 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1187 (make_complex_modes): Handle modes containing `D'.
1188 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1189 (make_decimal_float_mode): New.
1190 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1191 (cmp_modes): Compare counter field if other characteristics
1193 (emit_real_format_for_mode): Support formats for decimal floats.
1194 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1195 Document MODE_DECIMAL_FLOAT.
1197 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1199 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1202 2005-12-01 Richard Henderson <rth@redhat.com>
1204 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1206 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1208 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1210 * config/pa/pa.c (pa_init_builtins): If we detect
1211 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1214 2005-12-01 Richard Guenther <rguenther@suse.de>
1216 * fold-const.c (fold_binary): Use fold_build2, not
1219 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1221 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1223 * vec.h (VEC_block_remove): New.
1225 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1228 * c-common.c (lvalue_error): Fix wording.
1230 2005-12-01 Richard Guenther <rguenther@suse.de>
1232 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1233 thinko in last patch.
1235 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1237 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1238 than -flat_namespace.
1240 2005-12-01 Ben Elliston <bje@au.ibm.com>
1242 * mklibgcc.in: Parameterise the script to build soft float
1243 functions by iterating over each type, rather than cloning the
1246 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1249 * builtins.c (fold_builtin_fputs): Defer check for missing
1250 replacement functions.
1252 2005-11-30 Kean Johnston <jkj@sco.com>
1254 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1255 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1257 2005-11-30 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/22501
1260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1261 function split out from ...
1262 (forward_propagate_addr_expr): ... here. Use it to propagate
1263 ADDR_EXPRs to all uses.
1265 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1267 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1268 * builtins.c (expand_builtin_mathfn): Use them.
1269 (expand_builtin_mathfn_2): Likewise.
1270 (expand_builtin_mathfn_3): Likewise.
1271 (expand_builtin_int_roundingfn): Likewise.
1272 (expand_builtin): Likewise.
1273 (integer_valued_real_p): Likewise.
1274 (fold_builtin_int_roundingfn): Likewise.
1275 (fold_builtin_bitop): Likewise.
1276 (fold_builtin_logarithm): Likewise.
1277 (fold_builtin_1): Likewise.
1278 * convert.c (convert_to_integer): Likewise.
1279 * fold-const.c (negate_mathfn_p): Likewise.
1280 (tree_expr_nonnegative_p): Likewise.
1282 2005-11-30 Dale Johannesen <dalej@apple.com>
1283 Andrew Pinski <pinskia@physics.uc.edu>
1285 * combine.c (find_split_point): Sign extend bitmask
1286 when changing bitfield assignment to IOR of AND.
1288 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1290 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1291 clobber to scratch reg.
1292 (*decrement_and_branch_until_zero_no_clobber): Remove.
1293 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1294 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1295 * config/ms1/ms1.opt (mmul): Remove.
1296 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1297 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1299 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1300 Bernd Schmidt <bernd.schmidt@analog.com>
1302 * pa/predicates.md (symbolic_operand): Add comment.
1303 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1304 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1305 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1306 (pa_secondary_reload_class): Delete.
1307 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1308 and pa_secondary_reload_class. Reorder some checks. Update inline
1309 copy of symbolic operand.
1310 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1312 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1314 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1317 2005-11-30 Jeff Law <law@redhat.com>
1319 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1320 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1322 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1324 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1325 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1326 (ia64_expand_move): Adjust caller.
1328 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1329 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1332 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1334 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1335 Always produce an output if we can remove NEGs or canonicalize
1336 (minus (minus ...)) expressions. Provide a fast path for the
1338 (simplify_gen_binary): Do not call simplify_plus_minus.
1339 (simplify_binary_operation_1): Reassociate at the end of the
1342 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1344 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1345 moves and unpack to speed up.
1347 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1349 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1350 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1351 (gen_v9_scc): Update callers.
1352 * config/sparc/sparc.md: Likewise.
1353 * config/sparc/sparc-protos.h: Update extern declaration.
1355 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1357 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1359 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1362 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1364 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1365 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1366 (negate_expr): Here.
1368 2005-11-29 Ben Elliston <bje@au.ibm.com>
1370 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1371 Fix typo in comment.
1373 2005-11-29 Ben Elliston <bje@au.ibm.com>
1375 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1376 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1378 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1382 * builtins.c (init_target_chars): New.
1383 (expand_builtin_printf, expand_builtin_fprintf,
1384 expand_builtin_sprintf, fold_builtin_sprintf,
1385 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1386 fold_builtin_snprintf_chk, fold_builtin_printf,
1387 fold_builtin_fprintf): Check for matching format strings using
1390 2005-11-29 Paul Brook <paul@codesourcery.com>
1392 * config.gcc: Do not use fixproto on m68k-elf.
1394 2005-11-28 Roger Sayle <roger@eyesopen.com>
1396 * expmed.c (div_cost): Replace with...
1397 (sdiv_cost, udiv_cost): New.
1398 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1399 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1400 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1401 (expand_divmod): Replace use of div_cost with either sdiv_cost
1402 or udiv_cost depending upon the signedness of the operation.
1404 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1407 * config/darwin.c (machopic_indirection_name,
1408 machopic_output_indirection): Follow transparent alias chain.
1410 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1412 * varasm.c (ultimate_transparent_alias_target): Add comment.
1414 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1416 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1417 SET_SRC instead of XEXP where appropriate.
1419 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1421 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1424 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1426 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1427 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1430 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1432 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1433 secondary_input_reload_class, made static. Adapt to new
1435 (secondary_output_reload_class): Delete.
1436 (TARGET_SECONDARY_RELOAD): New macro.
1437 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1438 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1440 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1443 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1444 when its natural alignment is > BITS_PER_UNIT.
1445 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1446 * c-common.c (handle_packed_attribute): Ignore packing on a field
1447 whose type is naturally char aligned.
1449 2005-11-28 Richard Guenther <rguenther@suse.de>
1451 * c-common.c (strict_aliasing_warning): Handle all
1452 component-ref like accesses.
1454 2005-11-28 Roger Sayle <roger@eyesopen.com>
1455 Uros Bizjak <uros@kss-loka.si>
1458 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1459 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1460 when flag_unsafe_math_optimizations is set and
1461 we don't care about NaNs or Infinities.
1463 Move x/expN(y) and x/pow(y,z) transformation into common
1464 flag_unsafe_math_optimizations section.
1466 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1468 * gcc.c (main): Change type of argv to "char **".
1470 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1472 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1473 small data sections.
1474 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1475 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1476 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1477 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1478 output locals to sbss if !rs6000_elf_in_small_data_p.
1479 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1481 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1484 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1485 generated by reload.
1486 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1487 indexed_or_indirect_address.
1488 (indexed_or_indirect_address): Don't test for base reg. Call
1489 address_operand last. Make it a special predicate.
1491 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1493 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1495 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1498 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1500 (negate_expr): Likewise.
1502 2005-11-27 Andreas Schwab <schwab@suse.de>
1504 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1507 2005-11-27 Steven Bosscher <stevenb@suse.de>
1509 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1510 has EH predecessor edges.
1512 2005-11-26 Eric Christopher <echristo@apple.com>
1514 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1515 register stalls by zero extending to the full register.
1517 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1519 * config/floatunsisf.c, config/floatunsidf.c,
1520 config/floatunsixf.c, config/floatunsitf.c: New files.
1521 * config/ia64/t-hpux: Add floatunsitf.c.
1522 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1523 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1525 2005-11-26 Richard Henderson <rth@redhat.com>
1527 * c-lex.c (pragma_lex): Rename from c_lex.
1528 * c-pch.c: Update for pragma_lex rename.
1529 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1530 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1531 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1532 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1533 * doc/tm.texi: Likewise.
1535 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1538 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1539 when overflow is undefined.
1541 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1543 * doc/md.texi (Insn Canonicalizations): Refer to the
1544 function commutative_operand_precedence for further rules.
1546 2005-11-25 Roger Sayle <roger@eyesopen.com>
1549 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1550 is less than zero. Limit mult_cost to a reasonable upper bound for
1551 the synthetic multiplication sequence.
1553 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1556 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1557 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1558 Lookup the explicit replacement functions for any unlocked
1559 stdio builtin transformations.
1561 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1563 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1565 * targhooks.c (default_secondary_reload): Don't require operand 2
1566 for an input reload to be earlyclobber.
1568 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1570 * fold-const.c (negate_mathfn_p): Fix comment and add support
1571 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1574 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1577 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1578 _Q_ulltoq for unsigned conversions from SImode and DImode to
1581 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1583 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1584 (__floatundidf, __floatundisf): Likewise.
1586 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1588 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1589 (rs6000_override_options): Remove initialization of
1590 rs6000_sr_alias_set.
1591 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1592 (rs6000_emit_stack_tie): Same.
1593 (emit_frame_save): Same.
1594 (gen_frame_mem_offset): Same.
1595 (rs6000_emit_prologue): Same.
1596 (rs6000_emit_epilogue): Same.
1598 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1601 * fold-const.c (fold_build): Convert bool_var != 1 and
1602 bool_var == 0 to !bool_var.
1604 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1607 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1608 for C being INTEGER_CST. Likewise for !=.
1610 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1613 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1614 unsigned conversions from SImode to TFmode.
1616 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1618 * expr.c (expand_expr_real_1): Fix error in last change.
1620 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1622 * caller-save.c: (this_insn_sets): Move into:
1623 (save_call_clobbered_regs).
1624 (mark_set_regs): Get this_insn_sets from data.
1626 (save_call_clobbered_regs): Take sets of the return value by
1627 sibcalls into account.
1629 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1632 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1633 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1634 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1635 (memory_move_secondary_cost, init_reg_autoinc): Remove
1636 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1637 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1638 secondary_reload_class call.
1639 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1641 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1642 (push_secondary_reload): Use secondary_reload target hook.
1643 (secondary_reload_class, scratch_reload_class): New functions.
1644 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1645 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1646 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1647 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1648 (secondary_reload_class, scratch_reload_class): Declare.
1649 * reload1.c: Include target.h.
1650 (reload_adjust_reg_for_temp): New function.
1651 (reload_adjust_reg_for_icode): Likewise.
1652 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1653 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1655 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1656 for inheritance. Support case when both secondary & tertiary reloads
1657 are for intermediate registers.
1658 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1659 with secondary_reload_class call. Support case when both secondary
1660 & tertiary reloads are for intermediate registers.
1661 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1662 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1663 * target.h (secondary_reload_info): New struct / typedef.
1664 (struct gcc_target): New member secondary_reload.
1665 * targhooks.c Include reload.h, optabs.h and recog.h.
1666 (default_secondary_reload): New function.
1667 * targhooks.h (default_secondary_reload): Declare.
1668 * doc/tm.texi: Document secondary_reload target hook. Update
1669 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1670 * doc/md.texi: Likewise.
1672 * sh-protos.h (sh_secondary_reload): Declare.
1673 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1674 (sh_secondary_reload): New function.
1675 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1676 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1677 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1678 (HAVE_SECONDARY_RELOADS): Define.
1679 * sh.md (reload_indf): Rename to:
1681 (reload_outdf): Rename to:
1682 (reload_outdf__RnFRm).
1683 (reload_insf): Rename to:
1685 (reload_insi): Rename to:
1686 (reload_insi__i_fpul).
1688 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1690 * configure.ac: Require at least texinfo 4.4.
1691 * configure: Regenerate.
1693 * doc/install.texi (Tools/packages necessary for building GCC):
1694 Update required version of texinfo to at least 4.4.
1695 (Installing GCC: Building): Update required version of texinfo
1697 (Installing GCC: Final installation): Update required version
1698 of texi2dvi to at least 4.4.
1699 (Host/target specific installation notes for GCC): Update required
1700 version of texinfo to at least 4.4.
1702 2005-11-24 Richard Guenther <rguenther@suse.de>
1703 Dirk Mueller <dmueller@suse.de>
1706 * c-common.h (strict_aliasing_warning): Declare.
1707 * c-common.c (strict_aliasing_warning): New function,
1709 * c-typeck.c (build_c_cast): ... here.
1711 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1713 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1715 (swap_commutative_operands_with_target): New.
1717 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1719 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1720 also when doing PRE, rather than only for global CPROP.
1722 2005-11-24 Ben Elliston <bje@au.ibm.com>
1724 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1725 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1727 (expand_twoval_unop): Likewise.
1728 (widen_clz): Likewise.
1729 (expand_parity): Likewise.
1730 (expand_unop): Likewise.
1731 (emit_cmp_and_jmp_insn_1): Likewise.
1732 (prepare_float_lib_cmp): Likewise.
1734 2005-11-24 Ben Elliston <bje@au.ibm.com>
1736 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1737 Remove unused `class' variable.
1739 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1742 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1743 C/C++ diagnostic function warn_array_subscript_with_type_char.
1744 * c-common.h (warn_array_subscript_with_type_char): Declare.
1745 * c-common.c (warn_array_subscript_with_type_char): Define.
1747 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1750 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1751 compiling at the intersection of C and C++.
1753 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1755 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1756 List @file in the option summary. Include the libiberty
1757 documentation for @file.
1758 * gcc.c (main): Call expandargv.
1759 * Makefile.in (gcc-vers.texi): Define srcdir.
1761 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1763 * passes.c (init_optimization_passes): Document
1764 sequencing of passes.
1766 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1768 * config/m68k/predicates.md (pcrel_address, extend_operator,
1769 post_inc_operand, pre_dec_operand): Remove redundant
1771 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1773 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1775 2005-11-23 Ben Elliston <bje@au.ibm.com>
1777 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1779 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1781 Preparatory work for PR target/21623:
1782 * alpha.c (secondary_reload_class): Rename to:
1783 (alpha_secondary_reload_class).
1784 * alpha.h, alpha-protos.h: Likewise.
1785 * mn10300.c (secondary_reload_class): Rename to:
1786 (mn10300_secondary_reload_class).
1787 * mn10300.h, mn10300-protos.h: Likewise.
1788 * pa.c (secondary_reload_class): Rename to:
1789 (pa_secondary_reload_class).
1790 * pa.h, pa-protos.h: Likewise.
1791 * rs6000.c (secondary_reload_class): Rename to:
1792 rs6000_secondary_reload_class.
1793 * rs6000.h, rs6000-protos.h: Likewise.
1795 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1798 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1800 2005-11-22 Ian Lance Taylor <ian@airs.com>
1802 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1804 (prepare_cmp_insn): Likewise.
1806 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1809 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1810 if both operands[0] and operands[1] are memory.
1812 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1815 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1816 COMPARISON_CLASS_P and an integral types create create a new
1817 expression with the new type and fold that.
1819 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1822 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1823 to SUBTARGET_OS_CPP_BUILTINS.
1825 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1827 * arm.c (emit_set_insn): New function.
1828 (arm_split_constant): Call it.
1829 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1830 (arm_legitimize_address): Likewise. Use plus_constant.
1831 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1832 (thumb_expand_prologue): Likewise.
1833 (arm_gen_load_multiple): Use VOIDmode in SET.
1834 (arm_gen_store_multiple): Likewise.
1835 (vfp_emit_fstmx): Likewise. Use plus_constant.
1836 (emit_multi_reg_push): Likewise.
1837 (emit_sfm): Use plus_constant.
1839 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1842 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1845 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1848 * expmed.c (store_bit_field): Don't attempt to insv a field
1849 larger than the reg.
1851 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1854 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1855 explicit sign extension, not a (char) cast.
1857 2005-11-22 Ben Elliston <bje@au.ibm.com>
1859 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1860 GET_MODE_CLASS (x) == MODE_FLOAT.
1861 * config/i386/i386.c: Likewise.
1862 * config/rs6000/xcoff.h: Likewise.
1863 * config/rs6000/linux64.h: Likewise.
1864 * config/rs6000/rs6000.c: Likewise.
1865 * config/rs6000/rs6000.h: Likewise.
1866 * config/rs6000/predicates.md: Likewise.
1867 * config/rs6000/sysv4.h: Likewise.
1869 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1871 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1874 * config/alpha/freebsd.h, config/alpha/linux.h,
1875 config/arm/linux-elf.h, config/bfin/bfin.h,
1876 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1877 config/i386/beos-elf.h, config/i386/gnu.h,
1878 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1879 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1880 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1881 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1882 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1883 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1884 config/sparc/linux.h, config/sparc/linux64.h,
1885 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1887 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1888 are both defined when either flag -fpic or -fPIC are used.
1890 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1892 * config/fp-bit.c (clzusi): New function.
1893 (si_to_float, usi_to_float): Use it to compute proper shift.
1894 (usi_to_float): Preserve guard bits when shifting right.
1895 * libgcc-std.ver (GCC_4.2.0): New version.
1896 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1897 __floatundisf): New functions.
1898 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1899 __floatundisf): Declare.
1900 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1901 _floatundixf, and _floatunditf.
1902 * optabs.c (expand_float): If target does not define a pattern for
1903 signed or unsigned conversion, use an unsigned libcall instead of
1905 (init_optabs): Initialize ufloat_optab.
1907 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1909 * config/rs6000/rs6000.opt (mmulhw): New option.
1910 * doc/invoke.texi (-mmulhw): Document.
1911 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1913 * config/rs6000/rs6000.md: Add half-word multiply and
1914 multiply-accumulate instructions for 405 and 440.
1916 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1918 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1919 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1920 default now includes a linker group which makes the RTEMS one nest.
1922 2005-11-22 Ben Elliston <bje@au.ibm.com>
1924 * cse.c (fold_rtx): Typo fix.
1925 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1927 2005-11-21 Richard Henderson <rth@redhat.com>
1929 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1930 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1932 * c-tree.h (lookup_name): Move declaration ...
1933 * c-common.h (lookup_name): ... here.
1934 * config/darwin-c.c: Include c-common.h.
1935 * config/t-darwin: Update dependencies.
1937 2005-11-22 Ben Elliston <bje@au.ibm.com>
1939 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1940 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1941 * genopinit.c (gen_insn): Likewise.
1942 * reload.c (find_equiv_reg): Likewise.
1943 * loop.c (load_mems): Likewise.
1944 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1945 * cse.c (find_comparison_args, fold_rtx): Likewise.
1946 * dwarf2out.c (add_const_value_attribute): Likewise.
1947 * expr.c (convert_move): Likewise.
1948 * recog.c (general_operand, register_operand): Likewise.
1949 * reg-stack.c (replace_reg): Likewise.
1950 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1951 * c-common.c (handle_vector_size_attribute): Likewise.
1952 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1953 (simplify_binary_operation_1): Likewise.
1954 (simplify_const_binary_operation): Likewise.
1955 (simplify_relational_operation): Likewise.
1956 (simplify_const_relational_operation): Likewise.
1957 (simplify_immed_subreg): Likewise.
1958 * emit-rtl.c (gen_lowpart_common): Likewise.
1959 * expmed.c (expand_mult): Likewise.
1960 * stor-layout.c (layout_type): Likewise.
1962 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1965 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1966 cst2 only for SPE vectors.
1968 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1971 * config/rs6000/predicates.md (vrsave_operation): Check
1972 UNSPEC_VOLATILE value.
1974 2005-11-21 Jan Hubicka <jh@suse.cz>
1976 PR tree-optimization/24653
1977 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1979 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1981 * config/i386/predicates.md (ax_reg_operand): New predicate.
1982 (memory_displacement_only_operand): New predicate.
1983 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1984 operand is AX register and the other operand is memory operand
1985 with displacement only.
1987 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1989 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1990 if we don't care about NaNs or Infinities.
1992 2005-11-20 Ian Lance Taylor <ian@airs.com>
1994 PR rtl-optimization/24883
1995 * combine.c (combinable_i3pat): When checking whether the
1996 destination of i3 is used in i3, consider paradoxical subregs.
1998 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2001 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2003 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2005 * combine.c (try_combine): Do not run subst on i1src and i2src in
2006 the case of generating a PARALLEL for a comparison.
2008 2005-11-20 Richard Henderson <rth@redhat.com>
2011 * tree-sra.c (struct sra_elt): Add all_no_warning.
2012 (struct sra_walk_fns) <use>: Add use_all argument.
2013 (sra_walk_expr): Pass it.
2014 (sra_walk_modify_expr): Likewise.
2015 (scalarize_ldst): Likewise.
2016 (scan_use): Update for new argument.
2017 (mark_no_warning): New.
2018 (scalarize_use): Use it.
2020 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2022 * expr.c (expand_expr_real): Use usmul_optab for widening
2023 signed * unsigned multiplies.
2024 * genopinit.c (optabs): Add usmul_widen_optab.
2025 * optabs.c (init_optabs): Likewise.
2026 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2027 (usmul_widen_optab): Define.
2028 * config/bfin/bfin.md (usmulhisi3): New pattern.
2030 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2032 2005-11-20 Graham Stott <btinternet.com>
2034 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2036 2005-11-20 Andreas Schwab <schwab@suse.de>
2039 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2042 2005-11-19 Richard Henderson <rth@redhat.com>
2045 * tree-gimple.c (is_gimple_id): Export.
2046 * tree-gimple.h (is_gimple_id): Declare.
2047 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2048 (get_default_value): Use it.
2049 (maybe_fold_stmt_indirect): Likewise.
2051 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2053 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2054 than VR1 or vice-versa.
2056 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2060 * reload.c (find_reloads_address_1): Mention dependency on
2062 * reload1.c (gen_reload): For IN with an unary operation, try
2063 moving inner expression to OUT if trivial SET is not valid.
2064 Confirm that the result is valid. Move common code block into...
2065 (emit_insn_if_valid_for_reload): New function.
2067 2005-11-19 Richard Guenther <rguenther@suse.de>
2069 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2070 ARRAY_REFs of constant strings.
2072 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2074 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2075 fatal format string.
2077 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2079 * combine.c (make_compound_operation): Swap operands of
2080 commutative operation if necessary before returning.
2082 2005-11-19 Richard Guenther <rguenther@suse.de>
2085 * fold-const.c (fold_plusminus_mult_expr): New function.
2086 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2087 cases, remove now unnecessary code.
2089 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2091 * gensupport.c (old_preds): Rename to std_preds, add special field.
2092 (struct old_pred_table): Rename to struct std_pred_table, add special
2094 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2095 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2096 (init_predicate_table): Adjust, and set along the way whether a
2097 predicate is special.
2099 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2101 * BASE-VER: Change to 4.2.0.
2103 2005-11-18 James E Wilson <wilson@specifix.com>
2105 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2108 2005-11-18 Mike Stump <mrs@apple.com>
2110 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2111 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2112 * c-decl.c (lookup_name_two) Remove.
2113 * c-tree.h (lookup_name_two): Remove.
2114 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2115 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2116 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2117 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2119 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2122 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2123 when not generating code to use that co-processor.
2125 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2127 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2128 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2129 these functions are now in tree-phinodes.c.
2131 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2133 * config/bfin/bfin.md (trap): New pattern.
2135 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2137 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2140 * expr.c (expand_expr_real): Don't call record_block_change unless
2141 ib_boundaries_block is non-null
2143 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2145 * fold-const.c (build_range_check): Use proper type for subtraction
2146 when merging lower bound.
2148 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2150 PR rtl-optimization/24497
2151 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2154 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2156 * tree-scalar-evolution.c (expression_expensive_p): New function.
2157 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2159 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2161 * config/bfin/crtlibid.s: New file.
2163 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2166 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2167 when not using sjlj exceptions.
2168 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2169 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2170 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2171 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2172 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2173 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2174 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2175 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2176 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2177 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2178 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2179 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2180 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2182 * config/pa/hpux-unwind.h: New file.
2184 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2186 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2187 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2188 * varasm.c (do_assemble_alias): Adjust call.
2189 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2191 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2193 2005-11-17 James E Wilson <wilson@specifix.com>
2195 * tree.def (FUNCTION_DECL): Correct typo in comment.
2197 2005-11-17 Richard Henderson <rth@redhat.com>
2199 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2200 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2201 and DW_CFA_def_cfa_sf.
2202 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2203 (dbx_reg_number): Don't assert particular registers here.
2204 (based_loc_descr): ... do it here instead. Fold in ...
2205 (eliminate_reg_to_offset): ... this function.
2206 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2207 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2208 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2209 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2210 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2211 (instantiate_virtual_regs): Likewise.
2212 * var-tracking.c (adjust_stack_reference): Likewise.
2213 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2215 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2217 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2218 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2219 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2221 ($(T)crtlibid.o): New rule.
2223 2005-11-16 Richard Guenther <rguenther@suse.de>
2226 * fold-const.c (extract_array_ref): Return byte offset
2228 (fold_binary): Fold &x[a] CMP &x[b] to
2229 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2232 2005-11-16 Richard Henderson <rth@redhat.com>
2235 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2236 parts of an SSA_NAME.
2238 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2241 * arm.md (split for movsf with immediate): Restrict split to insns
2242 that set a general register.
2244 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2246 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2248 * unwind-dw2.c (uw_advance_context): Likewise.
2249 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2250 _Unwind_SjLj_Unregister.
2251 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2253 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2255 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2257 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2259 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2260 langhook to get a DImode integer type.
2262 2005-11-16 Richard Henderson <rth@redhat.com>
2263 J"orn Rennecke <joern.rennecke@st.com>
2264 Ulrich Weigand <uweigand@de.ibm.com>
2268 * reload1.c (reg_equiv_invariant): New.
2269 (reload): Allocate, initialize, and free it.
2270 (calculate_needs_all_insns): Check it when skipping equivalence
2272 (alter_reg): Likewise.
2273 (eliminate_regs_1): Rename from eliminate_regs. Add new
2274 may_use_invariant argument; only use reg_equiv_invariant when true.
2275 (eliminate_regs): New.
2276 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2277 a context for which may_use_invariant may be true.
2279 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2281 * fold-const.c (const_binop): Don't constant fold the operation
2282 if the result has overflowed and flag_trapping_math.
2283 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2285 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2287 * config/arm/unwind-arm.c (abort): Add prototype here.
2288 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2289 (struct phase1_vrs): Add prev_sp.
2290 (unwind_phase2_forced): Save the original core registers instead of
2291 modifying entry_vrs. Take a new flag argument for resuming unwinding
2292 and set action flags accordingly. Always set _US_END_OF_STACK when
2293 get_eit_entry fails. Unwind before calling the stop function.
2294 (_Unwind_GetCFA): New function.
2295 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2296 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2297 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2298 just call unwind_phase2_forced.
2299 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2300 * config/arm/unwind-arm.h (abort): Remove prototype.
2301 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2303 (_Unwind_GetCFA): New prototype.
2304 * config/arm/pr-support.c (abort): Add prototype here.
2305 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2307 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2308 not schedule the prologue with non-call exceptions and EABI.
2310 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2312 * config/arm/unwind-arm.h: Reorder interface function declarations.
2313 (_URC_END_OF_STACK): New enumeration value.
2314 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2315 (struct _Unwind_Control_Block): Document reserved field use.
2316 (_Unwind_Stop_Fn): New typedef.
2317 (_Unwind_ForcedUnwind): Declare.
2318 (_Unwind_Resume_or_Rethrow): Declare.
2319 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2321 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2322 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2323 (UCB_FORCED_STOP_ARG): New.
2324 (search_EIT_table): Update boundary condition checks.
2325 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2326 (unwind_phase2): Replace for with do..while.
2327 (unwind_phase2_forced): New.
2328 (__gnu_Unwind_RaiseException): Replace for with do..while.
2329 (__gnu_Unwind_ForcedUnwind): New.
2330 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2331 Use appropriate phase2 unwinder.
2332 (__gnu_Unwind_Resume_or_Rethrow): New.
2333 (__gnu_unwind_pr_common): Cope with forced unwinding.
2335 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2338 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2340 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2341 roundsf2): Remove "s" from mnemonic.
2343 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2345 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2347 * config/bfin/crtn.s: Change epilogues to match.
2348 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2349 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2350 __PIC__ and __pic__.
2352 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2355 * doc/invoke.texi: Distinguish between free and fixed form instead of
2356 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2358 * gcc.c (default_compilers): Remove double entries, add entries for
2359 suffixes '.F90' and '.F95'.
2361 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2363 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2364 in the stack probing loop.
2366 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2368 * configure.ac: Use .machine power5 not power5x.
2369 * configure: Regenerate.
2371 2005-11-15 Mike Stump <mrs@apple.com>
2373 * c-decl.c (lookup_name_two): Add.
2374 * c-tree.h (lookup_name_two): Likewise.
2375 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2376 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2378 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2380 PR rtl-optimization/23392
2381 * regrename.c (enum scan_actions) Add mark_access.
2382 (scan_actions_name): Ditto.
2383 (scan_rtx_reg): Handle mark_access.
2384 (scan_rtx_address): Do nothing for mark_access.
2385 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2386 and regs in REG_INC notes before closing chains for dead regs.
2387 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2388 opening chains for new writes.
2390 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2392 * c.opt (ffixed-line-length-none): New.
2394 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2396 * mklibgcc.in: Change contents of eh_dummy.c.
2398 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2400 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2402 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2404 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2406 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2408 2005-11-15 Jan Hubicka <jh@suse.cz>
2410 * invoke.texi (large-unit-insns): Document.
2411 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2412 * params.def (large-unit-insns): New param.
2414 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2417 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2418 special register for operand 3. Reindent constraints to align
2421 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2423 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2424 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2425 * configure.ac: Add test for FP rounding instructions.
2426 * configure: Regenerate.
2427 * config.in: Regenerate.
2428 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2429 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2431 * config/rs6000/rs6000.opt (mfprnd): New.
2432 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2433 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2434 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2435 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2436 (TARGET_FPRND): New.
2437 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2439 (btrunc<mode>2): New.
2441 (floor<mode>2): New.
2442 (round<mode>2): New.
2444 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2446 * gcc.c (version_compare_spec_function): Use fatal() rather than
2449 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2450 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2451 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2453 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2456 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2457 on -mmacosx-version-min setting.
2459 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2462 * tree-vrp.c (infer_value_range): Return false if STMT is a
2463 block terminator and its basic block has no successors.
2465 2005-11-14 Mike Stump <mrs@apple.com>
2467 * config/i386/i386.c (override_options): -masm=intel isn't
2468 supported on darwin.
2469 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2471 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2473 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2474 vfork after including auto-host.h.
2476 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2478 PR rtl-optimization/22002
2479 * combine.c (distribute_notes): Detect cases where a reg dies
2480 two or more times in a bb, including on the insn we are combining,
2481 and place the death note on the correct range.
2483 2005-11-14 Dale Johannesen <dalej@apple.com>
2485 * expmed.c (store_bit_field): Add offset unconditionally for
2487 (extract_bit_field): Don't force extzv or extv operand into
2488 a register if field is too big.
2490 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2492 * config/arm/arm.c (pic_labelno): New.
2493 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2494 LABEL_REF. Pass only the labelno to PIC insns.
2495 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2496 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2497 * arm.md (UNSPEC_PIC_LABEL): New constant.
2498 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2499 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2500 Use the correct label prefix.
2502 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2504 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2507 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2509 * loop-invariant.c: Include tm_p.h.
2510 * Makefile.in: Updated.
2512 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2514 * pa.c (store_reg): Revise generation of frame notes in large frames.
2515 (set_reg_plus_d): Likewise.
2517 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2519 PR tree-optimization/24709
2520 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2523 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2525 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2526 and duplicate declaration of pthread_self.
2528 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2529 Ian Lance Taylor <ian@airs.com>
2532 * calls.c (expand_call): If TARGET is a MEM and some part of the
2533 argument area has been saved, force TARGET to a register.
2535 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2537 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2540 2005-11-13 Jason Merrill <jason@redhat.com>
2543 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2544 lazily declared methods.
2545 (force_decl_die): Stop if forcing out the context already make a
2547 (force_type_die): Likewise.
2549 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2552 * builtins.c (integer_valued_real_p): Add break in
2553 REAL_CST having TREE_OVERFLOW set.
2555 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2557 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2558 addressing modes during calculation of costs.
2560 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2562 * function.c (assign_stack_local_1): Restrict sanity check
2563 on frame size overflow to 32-bit and above platforms.
2565 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2567 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2568 * config/cris/cris.c: Include reload.h.
2569 (cris_initial_elimination_offset): New function.
2570 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2573 2005-11-12 Richard Guenther <rguenther@suse.de>
2575 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2577 2005-11-12 Jan Hubicka <jh@suse.cz>
2579 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2580 to compare against 0 when possible.
2582 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2584 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2585 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2586 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2587 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2590 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2592 * recog.c (constrain_operands) <case 'g'>: For a match, require
2593 that a non-register matches general_operand when strict >= 0.
2595 2005-11-11 Steven Bosscher <stevenb@suse.de>
2597 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2600 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2602 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2603 (memory_address_same): New.
2604 (dse_optimize_stmt): Call memory_address_same.
2606 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2609 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2610 ZERO_EXTEND>: New cases.
2612 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2614 * longlong.h (__clz_tab): Always provide.
2616 2005-11-11 Steven Bosscher <stevenb@suse.de>
2619 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2621 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2622 before check_maybe_invariant.
2623 (move_invariant_reg): Use gen_move_insn instead of replacing
2624 SET_DEST with the temporary for the invariant.
2625 (move_loop_invariants): If checking is enabled, do internal
2626 consistency checks after completing the pass.
2628 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2631 * common.opt (Wvolatile-register-var): New.
2632 * varasm.c (make_decl_rtl): Only emit warning when option
2633 specified. Clarify warning message.
2634 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2636 * doc/md.texi (copysign): Document standard named pattern.
2638 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2640 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2641 bytes when align is 2.
2642 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2643 by the first instruction of the loop.
2645 2005-11-11 Jason Merrill <jason@redhat.com>
2648 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2651 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2653 PR rtl-optimization/22509
2654 * local-alloc.c (memref_used_between_p): Check whether a function call
2655 could not reference the memref.
2657 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2659 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2660 algorithm so as to choose the best, not the worst, alternative.
2661 Reset accumulated register class before processing next alternative.
2663 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2666 * calls.c (expand_call): Copy a return value to a plain register
2669 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2672 * varasm.c (assemble_name): Recompute name only for transparent
2675 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2677 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2679 2005-11-04 Jeff Law <law@redhat.com>
2682 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2683 perform reassociation if the parent statement will not die as
2684 a result of the optimization.
2686 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2688 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2689 delete_old_heap_vars.
2690 * tree-dfa.c (referenced_var_remove): Remove function.
2691 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2692 (delete_tree_ssa): Remove call to delete_old_heapvars.
2693 Add call to delete_alias_heapvars.
2694 * tree-flow.h (referenced_var_remove): Remove prototype
2695 (init_alias_heapvars): New prototype.
2696 (delete_alias_heapvars): Ditto.
2697 * Makefile.in (tree-ssa-structalias.o): Add
2698 gt-tree-ssa-structalias.o
2699 (GTFILES): Add tree-ssa-structalias.h and
2700 tree-ssa-structalias.c.
2701 (s-gtype): Add gt-tree-ssa-structalias.h.
2702 * tree-ssa-structalias.c (heapvars): Remove.
2703 (oldheapvars): Remove.
2704 (heapvar_for_stmt): New variable.
2705 (heapvar_lookup): New function.
2706 (heapvar_insert): Ditto.
2707 (get_constraint_for): See if we have an old heapvar
2709 (init_alias_heapvars): New function.
2710 (delete_alias_heapvars): Ditto.
2711 Add include of gt-tree-ssa-structalias.h.
2713 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2716 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2718 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2720 * tree.c (int_fits_type_p): Only look at the base type
2721 if it has the same precision as the original type.
2723 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2726 * varasm.c (assemble_alias): Use %q+D in the error
2727 message instead of %J and %qD.
2729 2005-11-10 Richard Guenther <rguenther@suse.de>
2731 * gcse.c (free_ldst_entry): Only free hashtable if
2734 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2736 * function.c (assign_stack_local_1): Issue an error message if
2737 the frame size overflows in the signed target arithmetics.
2739 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2741 * tree.c (build_qualified_type): Chain the new type to the original
2742 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2743 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2744 (build_pointer_type_for_mode): Only return unqualified types.
2745 (build_reference_type_for_mode): Likewise.
2747 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2749 * Makefile.in (gnucompare): Do comparison of all files using one of
2750 the chosen methods and only afterwards decide if just warning should
2751 be issued or comparison failure raised.
2753 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2755 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2756 (noce_try_abs): Negate if the comparison is reversed.
2757 Look only one instruction backwards for a REG_EQUAL note.
2759 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2762 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2763 gthr-tpf.h: Define __gthrw. For all identifiers that might
2764 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2765 and prefix all uses with __ghtrw.
2767 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2770 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2771 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2772 * c-common.c (handle_weakref_attribute): New.
2773 (c_common_attribute_table): Add weakref.
2774 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2776 * configure, config.in: Rebuilt.
2777 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2778 * doc/extend.texi: Document weakref attribute.
2779 * varasm.c (ultimate_transparent_alias_target): New
2780 (assemble_name): Use it.
2781 (weak_finish_1): Split out of...
2782 (weak_finish): ... and deal with weakrefs in...
2783 (weakref_targets): ... new list.
2784 (globalize_decl): Clean up weakref_targets.
2785 (do_assemble_alias): Handle weakrefs.
2786 (finish_aliases_1): Do not reject weakrefs to external symbols.
2787 (assemble_alias): Handle weakrefs.
2789 2005-11-09 Richard Guenther <rguenther@suse.de>
2791 PR tree-optimization/24716
2792 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2793 t_bool to track results from follow_ssa_edge.
2795 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2797 * final.c (force_source_line): New global variable.
2798 (final_scan_insn): Set it to true instead of clearing last_filename.
2799 (notice_source_line): Return true if force_source_line is true,
2800 unless source info is absent.
2802 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2805 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2806 a linkage name for a variable if it a register variable.
2807 * c-decl.c (grokdeclarator): Global register variables
2808 should be set as PUBLIC.
2810 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2813 * config/s390/s390.c (struct s390_frame_layout): New fields
2814 first_save_gpr_slot and last_save_gpr_slot.
2815 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2816 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2817 first_save_gpr and last_save_gpr with the _slot variants.
2818 (s390_register_info): Calculate first_save_gpr_slot and
2819 last_save_gpr_slot using regs_ever_live.
2821 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2824 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2825 for a function containing a landing pad.
2827 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2830 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2833 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2835 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2836 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2838 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2841 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2843 (call,load,store): New insn types.
2844 (mem_access, branch_access): Adjust reservation conditions.
2845 (define_delay): Adjust condition.
2846 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2848 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2849 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2851 (call_internal, call_value_internal, return_internal,
2852 return_interrupt_internal, eh_return_internal, indirect_jump,
2853 tablejump): Set call insn type.
2854 (blockage, ei, di): Use appropriate unspec const.
2855 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2856 (ms1_get_attr_type): Adjust to give load & store types.
2857 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2858 backwards past a barrier.
2859 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2861 (struct branch_info, struct label_info): New.
2863 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2864 (ms1_machine_reorg): New.
2865 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2866 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2867 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2868 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2871 2005-11-09 Per Bothner <per@bothner.com>
2872 Uros Bizjak <uros@kss-loka.si>
2875 * toplev.c (process_options): Initialize debug_hooks early
2876 in case lang_hooks.post_options ends up calling a debug_hook.
2878 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2880 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2881 DBX_REGISTER_NUMBER being contiguous.
2883 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2884 Diego Novillo <dnovillo@redhat.com>
2887 * tree-vrp.c (register_edge_assert_for): Do not register
2888 always-false predicates.
2890 2005-11-08 Devang Patel <dpatel@apple.com>
2892 PR tree-optimization/23115
2893 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2896 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2898 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2901 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2903 Fix PR tree-optimization/23382
2905 * tree-ssa-alias.c (compute_may_aliases): Call
2906 delete_old_heap_vars.
2907 * tree-dfa.c (referenced_var_remove): New function.
2908 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2909 * tree-flow.h (referenced_var_remove): Add prototype.
2910 (delete_old_heap_vars): Ditto.
2911 * tree-ssa-structalias.c (heapvars): New variable.
2912 (oldheapvars): Ditto.
2913 (get_constraint_for): Put heap vars on heapvars list.
2914 (delete_old_heap_vars): New function.
2916 2005-11-08 Jason Merrill <jason@redhat.com>
2918 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2920 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2923 * reg-stack.c (reg_to_stack): Update register liveness also
2924 for flag_sched2_use_traces.
2926 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2929 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2930 override prior explicit -mno-powerpc-gfxopt.
2932 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2934 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2935 if the bitsize is zero.
2936 * doc/md.texi (Standard Pattern Names): Document it.
2938 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2939 (TARGET_PASS_BY_REFERENCE): Likewise.
2941 2005-11-07 Ian Lance Taylor <ian@airs.com>
2943 PR rtl-optimization/24683
2944 * config/i386/i386.c (legitimize_pic_address): If constant operand
2945 to PLUS is too large, put it in a register.
2947 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2949 * configure.ac: Enable checking assembler dwarf2 support for bfin
2951 * configure: Regenerate.
2953 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2957 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2958 gen_easy_vector_constant_add_self): Delete.
2959 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2961 (output_vec_const_move): Use gen_easy_altivec_constant.
2962 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2963 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2964 (easy_vector_constant_add_self): Rewritten.
2965 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2966 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2967 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2968 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2969 Macroize and adjust for the other changes.
2971 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2975 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2976 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2978 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2980 PR rtl-optimization/23567
2981 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2982 (noce_process_if_block): Don't do any optimizations except
2983 if (cond) x = x; if !set_b and write into orig_x may trap
2984 or fault. Remove the MEM_READONLY_P check.
2986 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2989 * tree-vrp.c (fix_equivalence_set): New.
2990 (extract_range_from_assert): Call it.
2992 2005-11-05 Ian Lance Taylor <ian@airs.com>
2995 * combine.c (apply_distributive_law): Don't distribute across a
2998 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3000 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3001 config/ms1/ms1.h, config/rs6000/predicates.md,
3002 config/s390/s390.c, params.def, postreload-gcse.c,
3003 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3004 tree-vrp.c, tree.c: Fix comment typos.
3005 * doc/invoke.texi: Fix typos.
3007 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3009 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3010 for testing whether the data_dependence_relation contains distance
3011 vectors. Iterate over all distance vectors of the ddr.
3012 * lambda.h: Define a vec of lambda_vector pointers.
3013 * tree-data-ref.c (dump_data_dependence_relation,
3014 dump_data_dependence_direction): Iterate over all distance and
3015 direction vectors of the ddr.
3016 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3018 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3019 of distance/direction vectors instead of a single one.
3020 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3021 lambda_vectors with a vec of lambda_vectors.
3022 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3023 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3024 DDR_NUM_DIST_VECTS): New.
3025 * tree-loop-linear.c (gather_interchange_stats): Test for the
3026 existence of distance vectors only after having checked that there
3027 is a dependence. Iterate over all distance vectors of the ddr.
3028 (linear_transform_loops): Use dump_data_dependence_relation.
3029 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3030 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3031 distance vectors of the ddr.
3033 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3035 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3036 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3037 IS_INTHANDLER; all callers changed.
3038 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3040 (do_link, do_unlink): New argument ALL; all callers changed.
3041 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3042 If function isn't leaf, save and restore all registers.
3043 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3046 2005-11-05 Jan Hubicka <jh@suse.cz>
3048 PR rtl-optimization/23490
3049 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3050 max-flow-memory-location): Document.
3051 * flow.c: Include params.h
3052 (MAX_MEM_SET_LIST_LEN): Kill.
3053 (add_to_mem_set_list): Use new param.
3054 * cse.c (cse_basic_block): Replace 1000 by new param.
3055 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3056 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3057 * predict.c (predict_loops): Use new param.
3058 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3060 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3061 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3062 Do not hold memory returned by cgraph_node_name across other call.
3064 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3067 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3070 2005-11-04 Jeff Law <law@redhat.com>
3073 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3074 * tree-ssa-dom.c: Include params.h.
3075 (thread_across_edge): If there are too many statements in the
3076 target block, then do not thread through it.
3077 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3078 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3080 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3083 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3084 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3086 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3089 * tree-scalar-evolution.c (instantiate_parameters_1,
3090 instantiate_parameters, resolve_mixers): Compute the size of an
3091 expression to be instantiated and give up the instantiation if the
3092 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3094 2005-11-04 Richard Guenther <rguenther@suse.de>
3096 * tree-flow.h (ref_contains_indirect_ref): Rename to
3097 array_ref_contains_indirect_ref.
3098 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3099 (array_ref_contains_indirect_ref): Make comment match the code
3101 (ref_contains_array_ref): Likewise.
3102 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3103 ref_contains_indirect_ref.
3104 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3105 Rename calls to ref_contains_indirect_ref.
3107 2005-11-04 Paul Brook <paul@codesourcery.com>
3109 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3110 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3111 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3112 * config/arm/arm.md: Use match_operand in peephole input templates
3113 and match_dup in peephole output templates.
3115 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3117 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3120 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3121 Daniel Jacobowitz <dan@codesourcery.com>
3123 * longlong.h (add_ssaaaa): Clobber condition code register
3125 (sub_ddmmss): Likewise.
3126 (umul_ppmm): Likewise.
3128 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3129 Paul Brook <paul@codesourcery.com>
3130 Phil Blundell <pb@reciva.com>
3132 * configure.ac: Add test for ARM TLS support.
3133 * configure: Regenerated.
3134 * config/arm/arm-protos.h (legitimize_tls_address)
3135 (arm_tls_referenced_p, tls_mentioned_p)
3136 (arm_output_addr_const_extra): New prototypes.
3137 (thumb_legitimize_pic_address): Delete.
3138 * config/arm/arm.c: Include "gt-arm.h".
3139 (enum tls_reloc): New.
3140 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3141 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3142 (arm_call_tls_get_addr, legitimize_tls_address)
3143 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3144 (arm_init_tls_builtins, arm_emit_tls_decoration)
3145 (arm_output_addr_const_extra): New functions.
3146 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3147 (TARGET_HAVE_TLS): Define.
3148 (target_thread_pointer): New.
3149 (arm_override_options): Handle -mtp=.
3150 (legitimize_pic_address): Ignore UNSPECs.
3151 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3153 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3154 (tls_get_addr_libfunc): New variable.
3155 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3156 (arm_init_builtins): Call arm_init_tls_builtins.
3157 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3158 (arm_encode_section_info): Call default_encode_section_info.
3159 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3160 (enum arm_tp_type): New.
3161 (target_thread_pointer): Add declaration.
3162 (LEGITIMATE_CONSTANT_P): Handle TLS.
3163 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3164 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3165 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3166 * config/arm/arm.md: Add UNSPEC_TLS.
3167 (movsi): Handle TLS.
3168 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3170 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3171 (load_tp_hard, load_tp_soft): New insns.
3172 * arm.opt: Add -mtp=.
3173 * doc/invoke.texi (ARM Options): Document -mtp.
3175 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3177 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3178 * config/arm/libunwind.S: Include "lib1funcs.asm".
3179 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3180 (LIB2ADDEH): Add libunwind.S.
3181 (LIB2ADDEHDEP): Add lib1funcs.asm.
3182 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3184 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3187 * gcc/c.opt: Add a -lang-fortran option.
3188 * gcc/c-opts.c: Add a lang_fortran flag.
3189 (c_common_init_options): Handling the -lang-fortran option.
3190 (c_common_handle_option): Add a case for Fortran options in
3191 preprocessing. Remove cases for -ffixed-form and
3192 -ffixed-line-length. Add a case for -lang-fortran.
3194 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3196 * config/rs6000/rs6000.c: Include params.h
3197 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3198 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3199 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3200 (UNSPEC_VPKUWSS): Delete.
3201 (altivec_vpkuhss): Delete.
3202 (altivec_vpkuwss): Delete.
3203 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3205 (neg_eq0<mode>): Remove final condition.
3206 (neg_eq<mode>): Remove condition and split-condition.
3208 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3210 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3211 Use associated print macros.
3213 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3216 * diagnostic.c (diagnostic_set_info_translated): New function.
3217 (diagnostic_set_info): Use it. Add comment.
3218 * diagnostic.h (diagnostic_set_info_translated): Declare.
3220 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3222 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3223 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3224 reference only if 'public' is true.
3225 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3226 emit the .hidden directive only if the indirect reference is public.
3227 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3228 Pass it to dw2_force_const_mem.
3229 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3230 * dwarf2out.c (output_cfi): Adjust calls to above function.
3231 (output_call_frame_info): Likewise.
3232 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3233 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3235 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3237 PR tree-optimization/24483
3238 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3239 field to elts if possible.
3241 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3244 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3247 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3249 Fix PR tree-optimization/24351
3251 * tree-ssa-structalias.c (struct variable_info): Add
3253 (get_varinfo_fc): New function to follow collapsing.
3254 (new_var_info): Set collapsed_to to NULL.
3255 (dump_constraint): Follow collapsing.
3256 (build_constraint_graph): Handle collapsing.
3257 (do_simple_structure_copy): Return false if something bad
3259 (collapse_rest_of_var): New function.
3260 (do_structure_copy): Collapse if do_simple_structure_copy returns
3263 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3266 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3267 expressions to a statement list instead of gimplifying them.
3269 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3271 PR rtl-optimization/23585
3272 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3273 that can't trap plus a constant integer, if the mode has zero size.
3275 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3278 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3280 ("*insv<mode>_reg_extimm"): Likewise.
3282 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3285 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3286 c_common_type_for_mode returns an unnamed type.
3288 2005-11-02 Richard Henderson <rth@redhat.com>
3292 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3293 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3294 * function.c (assign_parms): Use calls.internal_arg_pointer.
3295 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3297 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3298 (TARGET_CALLS): Add it.
3299 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3300 * targhooks.c (default_internal_arg_pointer): New.
3301 * targhooks.h (default_internal_arg_pointer): Declare.
3302 * tree.h (dwarf2out_reg_save_reg): Declare.
3303 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3304 * config/i386/i386.c (dbx_register_map): Add return column.
3305 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3306 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3307 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3308 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3309 (ix86_save_reg): Save force_align_arg_pointer.
3310 (ix86_emit_save_regs): Make regno unsigned.
3311 (ix86_emit_save_regs_using_mov): Likewise.
3312 (ix86_expand_prologue): Handle force_align_arg_pointer.
3313 (ix86_expand_epilogue): Likewise.
3314 * config/i386/i386.h: (dbx_register_map): Update.
3315 (dbx64_register_map, svr4_dbx_register_map): Update.
3316 (struct machine_function): Add force_align_arg_pointer.
3317 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3318 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3319 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3321 2005-11-02 Jan Hubicka <jh@suse.cz>
3324 * i386.md: Add peep2 for simplyfing array accesses.
3326 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3329 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3330 * config/s390/s390.c (s390_decompose_shift_count): New function.
3331 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3332 (print_shift_count_operand): Use s390_decompose_shift_count.
3333 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3334 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3336 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3339 * loop.c (loop_givs_rescan): Use force_operand to expand
3342 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3345 * fold-const.c (build_range_check): Use unsigned when signed
3346 overflow is undefined also. If etype is subtype, make sure that
3347 the subtraction is in the supertype.
3349 2005-11-02 Richard Henderson <rth@redhat.com>
3352 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3355 2005-11-01 Richard Henderson <rth@redhat.com>
3358 * loop.c (scan_loop): Do not propagate computations to a hard
3359 register destination with SMALL_REGISTER_CLASSES.
3361 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3363 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3364 costs for MULT inside PLUS or MINUS.
3366 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3368 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3369 (TRAMPOLINE_SIZE): Round up to 60.
3370 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3372 2005-10-31 James E. Wilson <wilson@specifix.com>
3375 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3376 ifdef. Put ifdefs around call in gen_subprogram_die.
3377 (compute_frame_pointer_to_cfa_displacement): Likewise.
3378 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3381 PR rtl-optimization/17356
3382 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3383 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3385 2005-10-31 Jan Hubicka <jh@suse.cz>
3388 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3391 * i386.c (legitimize_pic_address): Deal with large immediates.
3394 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3395 from symbol names while computing checkup.
3398 * predict.c (predict_loops): Do not estimate more than
3399 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3400 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3402 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3404 PR tree-optimization/19097
3405 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3407 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3409 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3411 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3414 * tree-inline.c (setup_one_parameter): If the init_stmt
3415 is NULL, don't insert the statement.
3417 2005-10-30 Jan Hubicka <jh@suse.cz>
3419 PR tree-optimization/24172
3420 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3422 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3424 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3425 constants for hosts with long != 32 bits.
3427 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3430 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3432 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3434 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3435 (TARGET_MS1_16_002): New.
3436 (TARGET_MS1_16_003): New.
3438 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3439 ("*decrement_and_branch_until_zero_no_clobber"): New.
3440 Add corresponding splitter for decrement_and_branch_until_zero
3442 Key all decrement_and_branch_until_zero patterns off of
3445 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3448 * tree-complex.c (extract_component): Treat RESULT_DECL
3449 like the rest of the decls.
3451 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3453 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3454 indirect call to _mcount if the function needs a static chain.
3456 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3457 Caroline Tice <ctice@apple.com>
3459 PR rtl-optimization/24460
3460 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3461 (dwarf2out_switch_text_section): Set it to true instead of
3462 incrementing separate_line_info_table_in_use.
3463 (output_loc_list): Additionally test have_switched_text_sections.
3464 (output_ranges): Likewise.
3465 (dwarf2out_finish): Likewise.
3466 * varasm.c (assemble_start_function): Do not call
3467 insert_section_boundary_note.
3468 (assemble_end_function): If flag_reorder_blocks_and_partition,
3469 switch to the function's section before emitting the .size directive.
3470 * bb-reorder.c (insert_section_boundary_note): Staticify.
3471 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3472 * output.h (insert_section_boundary_note): Delete.
3474 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3477 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3478 instead of pointer equality when comparing types.
3480 2005-10-24 James E. Wilson <wilson@specifix.com>
3482 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3483 add_dependence_list_and_free calls.
3485 2005-10-24 Steven Bosscher <stevenb@suse.de>
3487 * contrib.texi: Add the names of the LLNL folks who donated
3488 Cray pointer support for gfortran.
3490 2005-10-24 Steven Bosscher <stevenb@suse.de>
3492 PR tree-optimization/24225
3493 * profile.c (branch_prob): Look from end to start through a
3494 basic block when looking for a locus.
3496 2005-10-24 Richard Henderson <rth@redhat.com>
3498 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3500 (hppa_expand_prologue): Likewise.
3502 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3504 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3505 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3506 * pa.h (NO_PROFILE_COUNTERS): Define.
3507 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3508 (funcdef_nos): New vector to hold label numbers of deferred profile
3510 (output_deferred_profile_counters): New function.
3511 (hppa_profile_hook): Push label number onto funcdef_nos.
3512 (pa_hpux_file_end): Call output_deferred_profile_counters if
3513 NO_DEFERRED_PROFILE_COUNTERS is false.
3515 * pa-protos.h (get_deferred_plabel): New prototype.
3516 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3518 (output_call): Adjust calls.
3520 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3522 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3523 peculiarity of GOT/TOC section usage.
3525 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3528 * c-common.c (constant_string_class_name): Add documentation.
3530 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3533 * recog.c (peephole2_optimize): Increment peep2_current_count
3534 only when the slot is empty.
3536 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3539 * except.c (output_function_exception_table): Call
3540 assemble_external_libcall if we need a personality function.
3542 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3544 PR rtl-optimization/24460
3545 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3546 set the basic block for barriers.
3548 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3550 * var-tracking.c (vt_initialize): Initialize post.
3552 2005-10-21 Devang Patel <dpatel@apple.com>
3555 * c-common.c (vector_types_convertible_p): Check vector element type.
3557 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3559 * config/sh/sh.c (prepare_move_operands): Handle the address
3560 constant which is a tls symbolic address plus a constant.
3562 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3565 * gcc.c (main): Use the correct counter for erroring out
3566 about mulitple files.
3568 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3571 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3572 use r2 for 64-bit tls .got access.
3574 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3576 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3579 2005-10-20 Steven Bosscher <stevenb@suse.de>
3581 PR tree-optimization/24307
3582 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3584 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3587 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3589 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3590 is ready, stop marking functions, but still mark variables.
3592 2005-10-20 Richard Guenther <rguenther@suse.de>
3595 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3598 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3600 PR rtl-optimization/23585
3601 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3602 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3603 (may_trap_p_1): New predicate extracted from...
3604 (may_trap_p): ... here. Invoke may_trap_p_1.
3605 (may_trap_or_fault_p): New predicate.
3606 * rtl.h (may_trap_or_fault_p): Declare it.
3607 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3608 instead of may_trap_p.
3609 (steal_delay_list_from_fallthrough): Likewise.
3610 (fill_simple_delay_slots): Likewise.
3611 (fill_slots_from_thread): Likewise.
3612 * function.c (pad_to_arg_alignment): Rework comment about
3613 SPARC_STACK_BOUNDARY_HACK.
3614 * config/sparc/sparc.h: Likewise.
3616 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3618 * config/s390/s390.c (s390_expand_insv): New.
3619 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3620 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3621 ("icm_hi"): Remove mode attribute.
3622 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3624 ("*extracthi", "*extractqi"): Remove.
3625 (extv<mode>", "*extzv<mode>"): New.
3626 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3627 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3629 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3631 * cfgexpand.c (discover_nonconstant_array_refs_r,
3632 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3633 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3634 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3635 discover_nonconstant_array_refs.
3637 2005-10-19 Steven Bosscher <stevenb@suse.de>
3640 * c-decl.c (pop_scope): Don't warn about an unused variable
3641 if it is marked with TREE_NO_WARNING.
3642 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3643 somenow mismatch and olddecl is to be replaced.
3645 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3648 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3649 whether registers live on the edge can be saved/restored.
3651 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3653 * config/sh/sh.c (fixup_mova): Skip notes.
3655 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3657 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3658 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3659 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3660 (s390_initial_elimination_offset): Likewise.
3661 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3662 register on TARGET_ZARCH targets.
3663 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3664 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3665 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3666 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3668 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3670 * config/s390/s390.md: Comment describing output modifiers updated.
3671 * config/s390/s390.c (print_operand): Likewise.
3673 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3675 * config/s390/s390.c (override_options): Added check for -mstack-size
3677 * doc/invoke.texi: Mention that limit in the documenation.
3679 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3682 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3684 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3686 Fix PR tree-optimization/24231
3688 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3689 (compute_avail): Ditto.
3691 2005-10-18 Richard Henderson <rth@redhat.com>
3694 * config/i386/i386.c (legitimate_constant_p): Check
3695 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3697 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3698 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3699 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3701 (print_operand_address): Likewise.
3702 * config/i386/predicates.md (x86_64_immediate_operand): Test
3703 SYMBOL_REF_TLS_MODEL properly inside CONST.
3704 (x86_64_zext_immediate_operand): Likewise.
3705 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3706 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3707 * config/i386/i386-protos.h: Remove predicates.md entries.
3709 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3711 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3712 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3714 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3715 Ian Lance Taylor <ian@airs.com>
3718 * fold-const.c (fold_widened_comparison): Do not allow range based
3719 constant folding when right operand cannot be unwidened.
3721 2005-10-17 Richard Henderson <rth@redhat.com>
3723 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3724 with a memory clobber.
3726 2005-10-17 James E Wilson <wilson@specifix.com>
3728 PR rtl-optimization/17356
3729 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3730 checking for EDGE_EH.
3732 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3734 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3735 the slot on an even boundary for any type with 16-byte alignment.
3737 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3740 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3741 after register allocation.
3743 2005-10-17 DJ Delorie <dj@redhat.com>
3745 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3748 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3751 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3754 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3756 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3757 to 2 if it's already non-zero.
3758 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3759 is set and warn about it if flag_schedule_insns is 1.
3761 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3763 * config/crx/crx.md: Compare-and-branch instructions need to
3766 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3769 * config/i386/i386.md (*pushdi2_rex64 splitter)
3770 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3771 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3772 flow2 pass only when (optimize > 0 && flag_peephole2).
3774 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3777 * gcc.c (have_c): New static variable.
3779 (process_command): Remove declation of have_c.
3780 Set have_o to 1 when handling -o.
3781 (main): Add a fatel error if there are multiple
3782 files specified and -o and -c/-S is passed witout
3783 -combine or multiple languages.
3785 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3787 Fix PR tree-optimization/22444
3788 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3789 Assert that we don't hit something with subvars.
3790 (setup_pointers_and_addressables): Don't add things with subvars,
3791 because we'll already process the subvars for aliasing purposes.
3793 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3796 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3797 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3798 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3799 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3800 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3801 swapped, alternatives for the R constraint.
3804 * builtins.c (get_builtin_sync_mode): Make unlimited
3805 mode_for_size request.
3807 2005-10-15 Richard Henderson <rth@redhat.com>
3809 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3810 (gimplify_expr): ... here.
3811 (gimplify_compound_lval): Use it in initial scan loop. Allow
3812 fb_lvalue in base expression.
3814 2005-10-15 Richard Henderson <rth@redhat.com>
3817 * builtins.c (expand_builtin_trap): Export.
3818 * expr.h (expand_builtin_trap): Declare.
3819 * expr.c (expand_assignment): Emit a trap for integral offsets
3820 from registers that weren't reduced to bitpos.
3822 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3823 (mark_array_ref_addressable): Remove.
3824 * tree-flow.h (mark_array_ref_addressable): Remove.
3825 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3827 2005-10-15 James E Wilson <wilson@specifix.com>
3830 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3831 (add_dependence_list_and_free): Likewise.
3832 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3835 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3839 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3840 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3842 (vrp_visit_phi_node): Only prevent infinite iterations when
3843 the previous result and the new result are both VR_RANGEs.
3845 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3847 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3850 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3853 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3856 2005-10-14 Per Bothner <per@bothner.com>
3858 PR preprocessor/21250
3859 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3861 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3864 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3865 overflow flags. Refactor some conditionals.
3867 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3870 * tree-dfa.c (add_referenced_var): Only look at decls which
3871 have TREE_CONSTANT or TREE_READONLY set instead of if
3872 !TREE_PUBLIC or !TREE_CONSTANT.
3874 2005-10-13 James E Wilson <wilson@specifix.com>
3876 * doc/invoke.texi: For -x, add f95-cpp-input.
3877 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3879 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3881 PR tree-optimization/24262
3882 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3883 in loop all the time.
3885 2005-10-12 Richard Henderson <rth@redhat.com>
3888 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3889 * function.c (assign_parm_find_data_types): Don't support it.
3890 * print-tree.c (print_node): Likewise.
3891 * c-common.c (handle_transparent_union_attribute): Likewise.
3892 Use build_duplicate_type.
3893 * tree-inline.c (remap_type_1): Split out of remap_type;
3894 properly remap aggregate fields.
3895 (build_duplicate_type): New.
3896 * doc/extend.texi (Variable Attributes): Remove documentation
3897 for transparent_union.
3899 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3902 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3903 (gen_stack_pointer_dec): Likewise.
3905 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3909 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3911 (struct cxx): Add adjust_class_at_definition target hook.
3912 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3913 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3914 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3915 hook_void_tree. Add to TARGET_CXX.
3916 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3918 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3919 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3920 instead of attribute. Check for dllexport override. Warn if
3921 inconsistent dll linkage. Don't lose old dllimport if decl has
3922 had address referenced. Tweak lookup of dllimport atribute.
3923 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3924 for target specific rules. Don't add dllimport attribute if
3925 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3926 dllimport attribute.
3927 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3928 * varasm.c (initializer_constant_valid_p): Replace
3929 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3933 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3934 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3935 (i[34567]86-*-mingw32*): Likewise.
3937 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3938 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3940 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3941 C++-specific code. Change return value to bool.
3942 (i386_pe_dllimport_p): Likewise.
3943 (associated_type): Simplify and make language-independent
3944 (i386_pe_encode_section_info): Replace override of ambiguous
3945 dllimport symbol refs with a gcc_assert.
3946 (i386_pe_valid_dllimport_attribute_p): Define.
3947 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3948 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3949 i386_pe_adjust_class_at_definition.
3950 * config/i386/winnt-stubs.c: New file. Define stub versions of
3951 lang-specific functions.
3952 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3953 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3954 i386_pe_adjust_class_at_definition.
3955 (i386_pe_valid_dllimport_attribute_p): Declare.
3956 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3957 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3958 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3961 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3962 dllimport attribute with test of DECL_DLLIMPORT_P.
3964 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3966 * combine.c (make_extraction): Correct offset computation.
3968 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3970 * config/cris/t-linux (LIMITS_H_TEST): Define.
3972 2005-10-12 Richard Henderson <rth@redhat.com>
3975 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3977 2005-10-12 Richard Guenther <rguenther@suse.de>
3979 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3981 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3984 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3985 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3988 2005-10-12 Richard Guenther <rguenther@suse.de>
3991 * varasm.c (output_constant): Correct typo from previous
3994 2005-10-11 Ian Lance Taylor <ian@airs.com>
3996 PR rtl-optimization/13931
3997 * combine.c: Revert patch of 2003-05-14, and:
3998 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3999 completely killed in the appropriate insn.
4000 (distribute_notes): Don't skip multiple hard register test for
4001 elim_i1 and elim_i2.
4003 2005-10-11 Richard Henderson <rth@redhat.com>
4006 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4007 to initialize a transparent union instead of a nop_expr.
4009 2005-10-11 Richard Henderson <rth@redhat.com>
4011 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4012 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4013 (tree_ssa_dce_loop): Call scev_reset.
4016 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4017 * tree-ssa-dce.c: Include cfgloop.h.
4018 (tree_ssa_dce_loop, pass_dce_loop): New.
4019 * tree-pass.h (pass_dce_loop): Declare it.
4020 * passes.c (init_optimization_passes): Use it.
4022 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4025 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4026 Only apply the optimization for rounding builtins if the inner
4027 cast is also an extension.
4029 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4032 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4033 mark_new_vars_to_rename instead of update_stmt.
4035 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4037 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4039 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4041 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4042 for setting MMX register to 0 rather than mmx.
4044 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4047 * configure.ac: Move gas check from mips specific case to common case.
4048 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4049 * configure: Regenerate
4050 * doc/install.texi: Update.
4052 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4055 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4057 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4059 * gcc.c (do_spec_1): Accept numeric characters in file name
4062 2005-10-10 Nick Clifton <nickc@redhat.com>
4064 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4065 describing the deleted arm_gen_rotated_half_load function.
4067 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4069 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4072 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4074 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4076 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4077 (EXTRA_MULTILIB_PARTS): Define.
4078 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4079 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4080 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4081 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4082 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4083 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4085 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4087 PR tree-optimization/24226
4088 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4089 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4090 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4093 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4095 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4097 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4100 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4101 Rewrite for no need for the early clobber.
4103 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4105 Merge from csl-arm-branch:
4106 2005-09-07 Paul Brook <paul@codesourcery.com>
4107 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4110 2005-04-30 Paul Brook <paul@codesourcery.com>
4111 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4112 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4114 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4115 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4116 (arm_override_options): Use TARGET_AAPCS_BASED.
4117 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4118 (PTRDIFF_TYPE): Use int for AAPCS.
4119 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4120 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4121 (DEFAULT_SHORT_ENUMS): Delete.
4122 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4124 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4125 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4126 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4127 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4129 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4130 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4132 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4133 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4135 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4136 * config.gcc (arm*-*-linux-gnueabi): Add it.
4137 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4139 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4140 * config/arm/linux-eabi.h: New file.
4141 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4142 (LINUX_TARET_LINK_SPEC): Likewise.
4143 (LINK_SPEC): Use it.
4144 * config/arm/t-linux-eabi: New file.
4146 2005-10-08 Steven Bosscher <stevenb@suse.de>
4149 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4151 (PARAM_SMS_DFA_HISTORY): Likewise.
4153 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4156 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4157 (load_register_parameters): Call it.
4158 (check_sibcall_argument_overlap_1): Likewise.
4159 (store_one_arg): Likewise.
4161 2005-10-07 James E. Wilson <wilson@specifix.com>
4163 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4164 DImode not VECINT24 for operand 2.
4167 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4171 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4172 fr_spill): Use destination_operand for operand 0.
4174 2005-10-07 DJ Delorie <dj@redhat.com>
4176 * varasm.c (output_constant): Limit error to expanding
4179 2005-10-07 Richard Guenther <rguenther@suse.de>
4182 * fold-const.c (fold_binary): Fix operand types during folding
4183 of X op (A, Y). Evaluation order of the side-effects of
4184 X and A are frontend-defined, so ensure we honour that even for
4185 tcc_comparison class operands; eased by removing duplicate code.
4187 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4189 * stor-layout.c (layout_type): Do not allow alignment of array
4190 elements to be greater than their size.
4192 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4194 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4196 (hppa*-*-linux*): Ditto.
4197 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4198 * config/host-hpux.c: New.
4199 * config/x-hpux: New.
4200 * config/pa/x-hpux: Remove.
4201 * config/pa/x-linux: Remove.
4202 * config/pa/pa-host.c: Remove.
4204 2005-10-07 Jeff Law <law@redhat.com>
4206 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4207 determine whether or not to try and thread outgoing edges.
4209 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4211 * config/rs6000/rs6000.md (eqsi_power): New.
4212 (neg_eq0si): Add TARGET_POWER to final condition.
4215 2005-10-06 Richard Henderson <rth@redhat.com>
4217 * config/rs6000/rs6000.c: Revert last change.
4219 2005-10-06 Richard Henderson <rth@redhat.com>
4221 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4222 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4224 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4228 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4229 out return_label and naked_return_label.
4231 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4233 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4236 2005-10-06 Richard Henderson <rth@redhat.com>
4239 * tree-inline.c (declare_return_variable): Handle modify_dest not
4242 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4244 Fix PR tree-optimization/22488
4245 * tree-ssa-structalias.c (check_for_overlaps): New function.
4246 (create_variable_info_for): Use it.
4248 2005-10-06 Richard Henderson <rth@redhat.com>
4251 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4252 (dwarf2out_start_source_file): Print it.
4254 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4256 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4258 2005-10-06 Richard Henderson <rth@redhat.com>
4261 * mode-switching.c (optimize_mode_switching): Clear transp bit
4262 for block with incomming abnormal edges.
4264 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4265 (fpscr_set_from_mem): Use them.
4266 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4267 (fpscr postinc splitters): Rewrite as peephole2+split.
4269 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4271 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4272 (eq<mode>_compare): Same.
4274 2005-10-06 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/24238
4277 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4279 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4281 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4282 here. Use AC_PATH_PROG for environment variables instead of
4284 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4286 * configure: Regenerated.
4288 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4291 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4292 then force it into a register.
4293 (call_value): Likewise.
4295 2005-10-06 Richard Henderson <rth@redhat.com>
4298 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4299 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4300 under pass_vectorize.
4302 2005-10-05 Devang Patel <dpatel@apple.com>
4305 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4306 handling constants. Check NAMESPACE_DECL context for constants.
4308 2005-10-05 Eric Christopher <echristo@apple.com>
4310 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4312 2005-10-05 Richard Henderson <rth@redhat.com>
4315 * tree-cfg.c (mark_array_ref_addressable_1): New.
4316 (mark_array_ref_addressable): New.
4317 * tree-flow.h (mark_array_ref_addressable): Declare.
4318 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4320 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4324 * reload.c (subst_reloads): When adding a REG_LABEL to a
4325 jump instruction, also update JUMP_LABEL.
4327 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4329 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4330 * bb-reorder.c (copy_bb_p): Use it.
4331 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4333 2005-10-05 Richard Henderson <rth@redhat.com>
4336 * toplev.c (process_options): Warn about unsupported combinations
4337 of unwind tables and omit-frame-pointer.
4338 * config/i386/i386.c (override_options): Similarly. Enable
4339 accumulate-outgoing-args if not explicitly disabled.
4341 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4343 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4344 Handle big endian vs. small endian.
4345 (vec_initv2sf): Handle big endian vs. small endian.
4346 (*vec_extractv2sf_1): Ditto.
4348 2005-10-05 Dale Johannesen <dalej@apple.com>
4350 * convert.c (convert_to_real): Don't convert
4351 (float)floor(double d) to floorf((float)d).
4353 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4355 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4357 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4359 PR tree-optimization/18587
4360 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4361 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4362 build_vuses): Change to VEC type.
4363 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4364 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4365 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4366 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4367 (get_name_decl): New. Return DECL_UID of base variable.
4368 (operand_build_cmp): New. qsort comparison routine.
4369 (operand_build_sort_virtual): New. Sort virtual build vector.
4370 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4371 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4372 (FINALIZE_BASE): Use get_name_decl.
4373 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4374 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4375 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4376 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4377 direct VEC_* manipulations.
4378 (build_ssa_operands): Call operand_build_sort_virtual.
4379 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4380 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4381 with direct VEC_* manipulations.
4382 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4383 with direct VEC manipulations.
4385 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4387 PR tree-optimization/21419
4388 PR tree-optimization/24146
4389 PR tree-optimization/24151
4391 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4392 (build_asm_expr): Call it if outputs are read-only.
4393 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4395 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4396 Paolo Bonzini <bonzini@gnu.org>
4400 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4401 enable the instructions and not just the built-ins.
4402 * doc/invoke.texi (x86 Options): Likewise.
4404 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4406 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4408 * doc/invoke.texi (Option Summary): Correct spelling
4409 of -mmacosx-version-min.
4411 2005-10-04 Devang Patel <dpatel@apple.com>
4413 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4416 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4418 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4419 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4421 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4423 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4424 ("TE","tg"): New mode attributes.
4425 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4426 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4427 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4428 dword_mode and one for GPRmode.
4430 2005-10-04 Ian Lance Taylor <ian@airs.com>
4432 PR preprocessor/13726
4433 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4434 any comments passed in.
4436 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4438 * tree.c (annotate_with_file_line): Fix typo.
4440 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4443 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4444 type used to access data in the inlined length == 1 case, use
4445 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4446 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4448 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4450 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4451 TARGET_SSE3 and only for TARGET_80387.
4452 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4453 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4454 Do not depend on TARGET_80387.
4456 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4458 * tree.c (last_annotated_node): Change type to location_t*.
4459 (annotate_with_file_line): Reflect the change of
4460 last_annotated_node type.
4462 2005-10-04 Richard Guenther <rguenther@suse.de>
4465 * c-decl.c (grokdeclarator): Don't write to fields
4468 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4471 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4473 * varasm.c (make_decl_rtl): If a register variable does not
4474 have a set user assmbler name, error out.
4475 Decode the asmspec is now name+1 bypassing '*'.
4477 2005-10-04 Steven Bosscher <stevenb@suse.de>
4479 PR tree-optimization/23049
4480 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4481 of a COND_EXPR is folded before calling fold on the whole rhs of a
4482 conditional assignment.
4483 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4484 document that a COND_EXPR may appear there.
4486 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4489 * tree-vrp.c (extract_range_from_assert): If the new numeric
4490 range created out of the assertion contradicts the existing
4491 numeric range of the ASSERT_EXPR variable, make the new range
4494 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4496 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4497 from T_REGS to FP register class.
4499 2005-10-03 Richard Henderson <rth@redhat.com>
4502 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4503 before creating a new one.
4505 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4507 * config/rs6000/t-aix43 (LDFLAGS): New.
4508 * config/rs6000/t-aix52 (LDFLAGS): New.
4510 2005-10-03 Ian Lance Taylor <ian@airs.com>
4512 * gimplify.c (find_single_pointer_decl_1): New static function.
4513 (find_single_pointer_decl): New static function.
4514 (internal_get_tmp_var): For a formal variable, set restrict base
4515 information if appropriate.
4516 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4518 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4519 (DECL_GET_RESTRICT_BASE): Define.
4520 (SET_DECL_RESTRICT_BASE): Define.
4521 (decl_restrict_base_lookup): Declare.
4522 (decl_restrict_base_insert): Declare.
4523 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4524 * tree.c (restrict_base_for_decl): New static variable.
4525 (init_ttree): Initialize restrict_base_for_decl.
4526 (copy_node_stat): Copy restrict base information.
4527 (decl_restrict_base_lookup): New function.
4528 (decl_restrict_base_insert): New function.
4529 (print_restrict_base_statistics): New static function.
4530 (dump_tree_statistics): Call print_restrict_base_statistics.
4532 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4535 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4536 case of anti-ranges.
4538 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4541 * c-typeck.c (tagged_tu_seen): Rename to ...
4542 (tagged_tu_seen_cache): this and add val field.
4543 (comptypes): Move functional to comptypes_internal
4544 and free tagged_tu_seen.
4545 (comptypes_internal): New function and call comptypes_internal
4546 instead of comptypes. Speed up by sibcalling
4547 tagged_types_tu_compatible_p.
4548 (alloc_tagged_tu_seen): New function
4549 (free_all_tagged_tu_seen_up_to): New function.
4550 (tagged_types_tu_compatible_p): Return the val of the seen two
4552 Add that the two types are the same to tagged_tu_seen_base
4553 if they are and call comptypes_internal instead of comptypes.
4554 <case UNION_TYPE>: Speed up common type where the fields are
4556 (function_types_compatible_p): Call comptypes_internal instead of
4558 (type_lists_compatible_p): Likewise.
4559 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4561 2005-10-02 Matthias Klose <doko@debian.org>
4563 * doc/invoke.texi: Fix typo and speling error.
4565 2005-10-01 Richard Henderson <rth@redhat.com>
4567 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4569 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4571 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4572 using --start-group and --end-group.
4574 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4576 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4577 FIXME note regarding quirky semantics.
4579 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4582 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4583 non-null range as a last resort.
4585 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4586 Diego Novillo <dnovillo@redhat.com>
4589 * tree-vrp.c (extract_range_from_assert): For !=
4590 assertions, only build an anti-range if LIMIT is a
4591 single-valued range.
4593 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4595 * arm.md (movqi): On thumb when optimizing, handle loading from
4596 memory by describing this as taking a subreg of a zero-extended load
4597 into an SImode register.
4600 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4602 * reload1.c (merge_assigned_reloads): Do not change any
4603 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4605 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4607 * Makefile.in (LIPO_FOR_TARGET): Define.
4608 (STRIP_FOR_TARGET): Define.
4610 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4611 before creating new ones. Do symlinks before creating the actual
4614 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4615 to work out which multilibs are actually being built.
4617 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4619 * tree-vect-transform.c, config/ms1/ms1.md,
4620 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4621 Follow spelling conventions.
4622 * doc/invoke.texi, doc/md.texi: Fix typos.
4624 2005-09-30 Andrew Macleod <amacleod@redat.com>
4626 PR tree-optimization/21430
4627 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4628 use operands, and set stmt pointer if need be.
4629 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4630 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4633 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4636 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4638 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4640 * optabs.c (expand_binop): Initialize first_pass_p.
4642 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4645 * c-decl.c (c_write_global_declarations_1): If any
4646 wrapup_global_declaration_2 call returned true, restart the loop.
4648 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4650 Fix PR tree-optimization/24117
4651 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4652 before considering whether to use anyoffset.
4654 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4658 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4660 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4662 (swap_commutative_operands_with_target): New.
4664 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4667 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4670 2005-09-29 Steven Bosscher <stevenb@suse.de>
4672 PR tree-optimization/23911
4673 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4674 and IMAGPART_EXPR too.
4676 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4679 * expmed.c (expand_shift): Move logic to reverse rotation
4680 direction when rotating by constants ...
4681 * optabs.c (expand_binop): ... here.
4682 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4683 (ix86_rotrdi3): New pattern.
4684 (rotldi3): Handle 32-bit mode.
4685 (ix86_rotldi3): New pattern.
4687 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4690 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4691 check for numbers that need no bit twiddle.
4693 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4695 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4696 multilib to be built.
4698 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4699 (stage1-start): Delete old libgcc and libunwind before moving
4700 anything into the stage directory.
4701 (stage2-start): Likewise.
4702 (stage3-start): Likewise.
4703 (stage4-start): Likewise.
4704 (stageprofile-start): Likewise.
4705 (stagefeedback-start): Likewise.
4706 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4707 header in tm_file and CPU-specific t-darwin in tmake_file.
4708 (i[34567]86-*-darwin*): Don't change tm_file.
4709 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4710 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4711 shared library stub for target OS version.
4712 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4713 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4714 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4715 (libgcc_s.%.dylib): New.
4717 (install-darwin-libgcc-stubs): New.
4718 (INSTALL_LIBGCC): New append.
4719 * config/i386/darwin-libgcc.10.4.ver: New.
4720 * config/i386/darwin-libgcc.10.5.ver: New.
4721 * config/i386/t-darwin: New.
4722 * config/rs6000/darwin-libgcc.10.4.ver: New.
4723 * config/rs6000/darwin-libgcc.10.5.ver: New.
4724 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4725 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4727 2005-09-28 Paul Brook <paul@codesourcery.com>
4729 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4732 2005-09-28 Richard Guenther <rguenther@suse.de>
4734 PR tree-optimization/23853
4735 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4736 host_integerp to verify misalignment value.
4738 2005-09-28 Richard Henderson <rth@redhat.com>
4740 * builtins.c (get_builtin_sync_mode): New.
4741 (expand_builtin_sync_operation): Pass in mode argument.
4742 (expand_builtin_compare_and_swap): Likewise.
4743 (expand_builtin_lock_test_and_set): Likewise.
4744 (expand_builtin_lock_release): Likewise.
4745 (expand_builtin): Update to match.
4747 2005-09-28 Nick Clifton <nickc@redhat.com>
4749 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4750 formatting. Add check to PLUS case to ensure that the offset is
4751 within an acceptable range.
4753 * config/v850/v850.md (casesi): Disable the generation of the
4754 switch pattern as it is not being handled properly at the moment.
4756 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4757 for when the high words are identical.
4759 2005-09-27 Richard Henderson <rth@redhat.com>
4761 * pretty-print.c (pp_base_format): Fix typo for %>.
4763 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4764 Devang Patel <dpatel@apple.com>
4766 PR tree-optimization/23625
4767 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4768 LABEL_EXPR, assertion check.
4770 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4772 * optabs.c (no_conflict_move_test): Check if a result of a
4773 to-be-moved insn would be clobbered by an originally
4776 2005-09-27 Jeff Law <law@redhat.com>
4778 * passes.c (init_optimization_passes): Replace copy propagation
4779 passes immediately after DOM with phi-only copy propagation
4780 pases. Add phi-only copy propagation pass after first DOM pass.
4781 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4782 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4783 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4784 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4785 to init_copy_prop. Callers updated.
4786 (do_phi_only_copy_prop): New function.
4787 (pass_phi_only_copy_prop): New pass descriptor.
4789 2005-09-27 Nick Clifton <nickc@redhat.com>
4791 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4793 2005-09-26 Jason Merrill <jason@redhat.com>
4796 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4798 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4800 2005-09-26 James E Wilson <wilson@specifix.com>
4802 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4803 copyright. Add gcc copyright plus libgcc exception.
4804 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4806 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4808 2005-09-26 Jeff Law <law@redhat.com>
4810 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4811 about when to iterate.
4813 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4816 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4817 for __complex__ double in -mcpu=G5 mode.
4819 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4821 PR tree-optimization/23942
4822 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4823 * tree-scalar-evolution.c: Include params.h.
4825 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4826 follow_ssa_edge_in_condition_phi_branch,
4827 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4828 Change return type to t_bool. Use a parameter to limit the size of
4829 trees that are walked before stopping
4830 (analyze_evolution_in_loop): Initialize the limit to 0.
4831 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4832 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4834 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4837 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4838 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4840 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4842 * combine.c (make_extraction): Check for valid use of subreg.
4844 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4847 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4848 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4849 ("fist<mode>2_with_temp"): Use only register operands.
4851 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4853 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4854 CALL_INSN_FUNCTION_USAGE.
4856 2005-09-26 Richard Guenther <rguenther@suse.de>
4859 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4860 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4861 (ldst_entry): Use the hashtable instead of list-walking.
4862 (find_rtx_in_ldst): Likewise.
4863 (free_ldst_entry): Free the hashtable.
4864 (compute_ld_motion_mems): Create the hashtable.
4865 (trim_ld_motion_mems): Remove entry from hashtable if
4866 removing it from list.
4867 (compute_store_table): Likewise^2.
4868 (store_motion): Free hashtable in case we did not see
4871 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4873 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4874 and arg1 if we are passing them to fold_build2.
4876 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4879 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4882 2005-09-25 Richard Henderson <rth@redhat.com>
4884 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4885 SYMBOL_REF_TLS_MODEL to be correct.
4887 2005-09-24 Richard Henderson <rth@redhat.com>
4889 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4890 end of function. Reindent.
4892 2005-09-24 Ian Lance Taylor <ian@airs.com>
4894 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4895 NEGATE_EXPR/BIT_NOT_EXPR case.
4897 2005-09-24 Richard Henderson <rth@redhat.com>
4899 * c-common.c (handle_mode_attribute): When not modifying in place,
4900 create subtypes for enumerations.
4901 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4902 * gimplify.c (create_tmp_from_val): Likewise.
4904 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4906 * config/i386/i386.md (*tls_global_dynamic_64,
4907 *tls_local_dynamic_base_64): Add missing mode to call.
4908 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4910 2005-09-24 Jan Hubicka <jh@suse.cz>
4912 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4913 (cgraph_clone_node): Likewise.
4914 * cgraph.h (cgraph_clone_edge): Update prototype.
4915 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4916 duplicated prototypes; add updating argument.
4917 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4918 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4920 (cgraph_mark_inline_edge): Likewise.
4921 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4922 (cgraph_flatten_node): Likewise.
4923 (cgraph_decide_recursive_inlining): Likewise.
4924 (cgraph_decide_inlining_of_small_function): Likewise.
4925 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4927 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4928 Pete Steinmetz <steinmtz@us.ibm.com>
4930 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4931 (rldic.): Set type to "compare".
4933 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4934 mfjmpr for MFCTR/MFLR.
4935 (movdf_hardfloat64): Same.
4936 (movdf_softfloat64): Same. Correct order of store and move types.
4937 (movti_string): Set type to store_ux/load_ux.
4938 (load_multiple): Set type to load_ux.
4939 (store_multiple): Set type to store_ux.
4940 (movmemsi): Set type to store_ux.
4941 (output_cbranch direct_return): Set type to jmpreg.
4942 (stmw): Set type to store_ux.
4943 (lmw): Set type to load_ux.
4944 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4945 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4946 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4947 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4948 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4949 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4950 (rios1-fpstore): Increase latency to 3.
4951 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4952 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4954 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4955 Andrew Pinski <pinskia@physics.uc.edu>
4957 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4958 operand2 constraint to "b".
4959 (sync_<fetchop_name>di_internal): Same.
4960 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4962 (sync_old_<fetchop_name>di_internal): Same.
4963 (sync_new_<fetchop_name>si_internal): Same.
4964 (sync_new_<fetchop_name>di_internal): Same.
4966 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4969 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4970 case, define as macros.
4972 PR rtl-optimization/23837
4973 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4974 clobber / clobber match between dest and p->first.
4976 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4977 (no_conflict_move_test): Update comments.
4979 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4981 * doc/install.texi: Update URL for Jacks.
4982 * doc/sourcebuild.texi: Likewise.
4984 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4987 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4988 registers when choosing register preferences.
4989 (movdf_hardfloat64): Same.
4991 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4993 * expmed.c (expand_shift): Don't use the target of the rotate as
4994 target for the first expanded shift insn.
4995 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4997 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4999 PR tree-optimization/22438
5000 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5001 preserved iv rhs rewriting specially.
5003 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5005 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5006 estimate_only is true.
5007 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5008 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5009 tree-ssa-structalias.c
5010 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5011 ref_contains_indirect_ref.
5012 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5014 2005-09-21 DJ Delorie <dj@redhat.com>
5016 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5018 (mn10300_return_in_memory): Support variable size types also.
5019 (mn10300_pass_by_reference): Likewise.
5020 (mn10300_function_value): New.
5021 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5022 (FUNCTION_OUTGOING_VALUE): Likewise.
5023 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5024 * doc/invoke.texi: Document it.
5026 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5029 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5030 force integer op1 into register for XFmode compares.
5032 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5035 * expmed.c (alg_code): Add alg_impossible.
5036 (alg_hash_entry): Add cost.
5037 (synth_mult): Record alg_impossible in the hash table if
5038 multiplication by a given integer is impossble within the
5039 limit. Speed up using alg_impossible.
5041 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5043 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5044 argument. Allow and set any offset if needs_anyoffset is passed
5046 (get_constraint_for): Add argument here too.
5048 (do_structure_copy): Pass NULL to get_constraint_for.
5049 (handle_ptr_arith): Ditto.
5050 (find_func_aliases): Ditto.
5052 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5054 PR rtl-optimization/23898
5055 * output.h (get_attr_min_length): Declare.
5056 * final.c (get_attr_length_1): New function, broken out of:
5058 (get_attr_min_length): New function.
5059 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5060 (duplicate_computed_gotos): Likewise.
5061 * genattr.c (insn_min_length): Generate declaration.
5062 * genattrtab.c (min_fn, min_attr_value): New functions.
5063 (make_length_attrs): Generate insn_min_length.
5065 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5067 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5069 2005-09-20 Richard Henderson <rth@redhat.com>
5071 PR tree-optimization/24059
5072 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5075 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5077 * c.opt (fextended-identifiers): New.
5078 * c-opts.c (c_common_handle_option): Handle
5079 -fextended-identifiers.
5080 * doc/cpp.texi: Update documentation of extended identifiers.
5081 * doc/cppopts.texi (-fextended-identifiers): Document.
5083 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5085 PR tree-optimization/23929
5086 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5089 PR tree-optimization/23818
5090 * tree-stdarg.c (execute_optimize_stdarg): Call
5091 calculate_dominance_info.
5093 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5095 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5096 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5097 (compute_overlap_steps_for_affine_1_2): Use
5098 get_number_of_iters_for_loop.
5099 (analyze_subscript_affine_affine): Check whether difference is
5101 Use get_number_of_iters_for_loop.
5102 Check whether overlap occurs outside of bounds.
5103 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5105 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5107 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5108 base register if possible.
5110 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5112 PR tree-optimization/18463
5113 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5114 converting it directly is not possible.
5115 (chrec_convert_aggressive): New function.
5116 * tree-chrec.h (chrec_convert_aggressive): Declare.
5117 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5118 Fold chrec conversions aggressively if asked to.
5119 (instantiate_parameters): Modified because of changes in
5120 instantiate_parameters_1.
5122 2005-09-19 Richard Henderson <rth@redhat.com>
5124 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5125 (reduc_splus_v2df): New.
5127 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5129 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5130 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5132 2005-09-19 Richard Henderson <rth@redhat.com>
5134 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5137 2005-09-19 Richard Henderson <rth@redhat.com>
5139 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5140 (ia64_expand_dot_prod_v8qi): New.
5141 * config/ia64/ia64-protos.h: Update.
5142 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5143 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5144 sdot_prodv8qi, sdot_prodv4hi): New.
5145 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5147 2005-09-19 Richard Henderson <rth@redhat.com>
5150 * real.c (exact_real_truncate): Return false if the format cannot
5151 represent the number as a normal.
5153 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5154 for a memory source.
5156 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5158 * tree-ssa-operands.c (swap_tree_operands): Export.
5159 * tree.h (swap_tree_operands): Declare.
5160 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5161 Call swap_tree_operands.
5163 2005-09-19 Richard Henderson <rth@redhat.com>
5165 * tree-flow.h (merge_alias_info): Declare.
5166 * tree-ssa-copy.c (merge_alias_info): Export.
5167 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5168 (vect_create_data_ref_ptr): Use create_iv directly.
5169 (vectorizable_load): Use correct types for integer constants.
5170 (vect_generate_tmps_on_preheader): Likewise.
5171 (vect_gen_niters_for_prolog_loop): Likewise.
5173 2005-09-19 Steven Bosscher <stevenb@suse.de>
5175 PR rtl-optimization/23943
5176 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5178 2005-09-18 Jan Hubicka <jh@suse.cz>
5180 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5182 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5184 * varasm.c (output_constant): Do not abort on conversions to union
5185 types between different sizes.
5187 2005-09-18 Richard Guenther <rguenther@suse.de>
5190 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5193 2005-09-18 Paul Brook <paul@codesourcery.com>
5195 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5197 2005-09-17 Richard Henderson <rth@redhat.com>
5199 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5200 * tree-ssa-loop.c (pass_vect_dce): Remove.
5201 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5204 2005-09-17 Richard Henderson <rth@redhat.com>
5206 * tree-pass.h (pass_vect_dce): Declare.
5207 * passes.c (init_optimization_passes): Add it.
5208 * tree-flow.h (tree_ssa_dce): Declare.
5209 * tree-ssa-dce.c (tree_ssa_dce): Export.
5210 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5211 (gate_tree_vectorize): ... here.
5212 (pass_vect_dce): New.
5214 2005-09-17 Jan Hubicka <jh@suse.cz>
5216 * except.c (struct eh_status): Turn region_array into vec.
5217 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5218 convert_from_eh_region_ranges, find_exception_handler_labels,
5219 current_function_has_exception_handlers, assign_filter_values,
5220 build_post_landing_pads, dw2_build_landing_pads,
5221 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5222 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5223 foreach_reachable_handler, can_throw_internal_1,
5224 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5226 (duplicate_eh_region_1): Update region_array.
5227 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5229 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5232 * expmed.c (expand_mult): Substitute simple register for op0 when
5235 2005-09-17 Richard Henderson <rth@redhat.com>
5237 * expr.c (emit_move_via_integer): Add force argument, pass it on
5238 to emit_move_change_mode. Update callers.
5239 (emit_move_complex): Pass true to new force argument.
5240 * function.c (expand_function_end): Move expand_eh_return call
5241 earlier. Merge sub-word complex values into a pseudo before
5242 copying to the return hard register.
5244 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5246 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5247 between different sizes.
5249 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5253 * passes.c (init_optimization_passes): Register dump files for
5256 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5258 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5259 * config/s390/s390.c (s390_overlap_p): New function.
5260 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5261 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5264 2005-09-16 Richard Guenther <rguenther@suse.de>
5266 * ipa-pure-const.c (static_execute): Free auxiliar information.
5267 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5268 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5270 2005-09-15 DJ Delorie <dj@redhat.com>
5272 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5274 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5276 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5278 (swap_commutative_operands_with_target): New.
5280 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5282 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5285 (estimate_iters_using_array): New function.
5286 * tree-data-ref.h (estimate_iters_using_array): Prototype
5287 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5288 Use estimate_iters_using_array instead of analyze_array.
5290 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5292 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5295 2005-09-15 Michael Matz <matz@suse.de>
5297 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5299 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5301 PR tree-optimization/23835
5302 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5303 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5305 2005-09-14 Richard Henderson <rth@redhat.com>
5307 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5308 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5310 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5312 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5313 in the ARRAY_TYPE case.
5315 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5317 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5319 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5322 * tree-vect-transform.c (vectorizable_operation): Return false for
5323 scalar shift operations and for vector shift operations with
5324 non-invariant shift arguments. Use scalar tree operand op1 as
5325 a shift operand when vector shift insn pattern uses scalar shift
5327 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5329 2005-09-14 Olivier Hainque <hainque@adacore.com>
5331 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5332 value if it has side-effects.
5334 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5337 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5339 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5341 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5342 passed as NAME as if it were label at start of function code.
5344 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5346 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5349 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5351 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5352 as early clobber. Rewrite so the PIC register is not implicitly used.
5354 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5356 * tree.c (annotate_with_file_line): Compare line numbers before
5359 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5362 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5363 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5365 2005-09-13 Ian Lance Taylor <ian@airs.com>
5367 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5368 than a HOST_WIDEST_INT to gen_doloop_begin.
5370 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5372 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5374 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5376 PR tree-optimize/23817
5377 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5379 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5382 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5383 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5384 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5385 (restore_stack_nonlocal): Likewise.
5386 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5388 2005-09-12 Ian Lance Taylor <ian@airs.com>
5391 * c.opt (ffriend-injection): New C++ option.
5392 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5393 (C++ Dialect Options): Document -ffriend-injection.
5395 2005-09-12 Josh Conner <jconner@apple.com>
5398 * ipa-reference.c (static_execute): Don't mark variables in
5399 named sections TREE_READONLY.
5401 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5403 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5406 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5408 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5409 V_MUST_DEF instead of just the first_use_p.
5410 Don't mark the virtual variables for renaming on the statement which
5412 (pass_dse): Remove TODO_update_ssa.
5414 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5417 * stor-layout.c (compute_record_mode): For records with a single
5418 field, actually check the field's mode size against the type size.
5420 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5421 registers for TARGET_SHMEDIA.
5422 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5423 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5424 of GENERAL_REGS and FP_REGS.
5426 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5428 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5430 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5432 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5433 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5434 are omitted. Exclude stack_tie insn too.
5436 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5438 PR rtl-optimization/23098
5439 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5441 * config/rs6000/rs6000.md (movdf splitter): Use
5442 const_double_operand predicate for TARGET_POWERPC64.
5443 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5444 SYMBOL_REF method to ABI_V4.
5446 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5447 replace_equiv_address.
5448 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5449 rs6000_sr_alias_set and MEM_NOTRAP.
5450 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5452 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5454 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5455 handle CALL_EXPR again.
5457 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5459 * arm/predicates.md (alignable_memory_operand): Delete.
5461 2005-09-10 Richard Henderson <rth@redhat.com>
5464 * dbxout.c (dbxout_expand_expr): New.
5465 (dbxout_symbol): Use it.
5467 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5469 * arm.c (arm_gen_rotated_half_load): Delete.
5470 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5471 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5472 (thumb_set_return_address): Likewise.
5473 (thumb_load_double_from_address): Use adjust_address.
5474 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5475 (extendhsisi2_mem, movhi_bytes): Use change_address.
5476 (movhi): Use widen_memory_access.
5477 (reload_out_df): Use replace_equiv_address.
5478 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5480 2005-09-09 Richard Henderson <rth@redhat.com>
5483 * dbxout.c: Include expr.h.
5484 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5485 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5486 * Makefile.in (dbxout.o): Add EXPR_H.
5488 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5490 PR tree-optimization/23509
5491 * tree-cfg.c (replace_uses_by): Use replace_exp.
5492 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5493 pointers have name_mem_tag or type_mem_tag set.
5495 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5497 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5498 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5499 of wrongly accessing operands.
5501 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5503 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5504 * tree-chrec.c: Include tree-scalar-evolution.h.
5505 (chrec_convert): Instantiate the base and step before calling
5506 scev_probably_wraps_p that would fail on parametric evolutions.
5507 Collect all the fails into a single section failed_to_convert,
5508 print a diagnostic, and return chrec_dont_know instead of calling
5510 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5511 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5513 (scev_const_prop): Don't replace the definition of a loop closed ssa
5514 phi node by itself, or by another loop closed ssa phi node.
5515 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5516 that base and step are defined.
5518 2005-09-09 Richard Guenther <rguenther@suse.de>
5521 * fold-const.c (fold_ternary): Check truth_value_p before
5522 calling invert_truthvalue.
5524 2005-09-09 Nick Clifton <nickc@redhat.com>
5526 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5527 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5528 dimension of these arrays.
5529 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5531 * longlong.h: Only provide a prototype for the __clz_tab[] array
5532 if this header has not been included from libgcc2.h.
5533 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5535 Provide prototypes for exported functions.
5536 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5539 2005-09-08 Josh Conner <jconner@apple.com>
5543 * expr.c (expand_expr_addr_expr_1): Don't invoke
5544 expand_simple_binop for EXPAND_INITIALIZER.
5546 2005-09-08 Richard Henderson <rth@redhat.com>
5549 * toplev.c (wrapup_global_declaration_1): Split out ...
5550 (wrapup_global_declaration_2): ... from ...
5551 (wrapup_global_declarations): ... here. Return bool.
5552 (check_global_declaration_1): Split out ...
5553 (check_global_declarations): from here.
5554 (emit_debug_global_declarations): New.
5555 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5556 check_global_declaration_1, emit_debug_global_declarations): Declare.
5557 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5558 of decls. Call wrapup_global_declaration_1,
5559 wrapup_global_declaration_2, check_global_declaration_1 directly.
5560 (c_write_global_declarations_2): New.
5562 (c_write_global_declarations): Call c_write_global_declarations_2.
5563 * langhooks.c (write_global_declarations): Call
5564 emit_debug_global_declarations.
5566 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5567 remove decls that have DECL_RTL_SET_P.
5568 * passes.c (rest_of_decl_compilation): Invoke
5569 cgraph_varpool_finalize_decl for all but functions.
5571 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5573 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5574 the result of a conversion if the new min and max cannot be compared.
5576 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5578 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5579 (override_options): Setting s390_sr_alias_set removed.
5580 (save_fpr, save_gprs): Set alias set to vararg or frame.
5581 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5582 s390_sr_alias_set with get_frame_alias_set ().
5583 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5584 get_varargs_alias_set ().
5586 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5590 * c-parser.c (c_parser_objc_method_definition): If the next
5591 token is not "{", error out and don't start the function.
5593 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5595 * tree-vrp.c (extract_range_from_expr): Move the check for non
5596 nullness after the check for gimple invariant.
5598 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5600 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5602 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5605 * config/m32r.md (movmemsi_internal): Canonicalize order of
5606 operands in PLUS component of template.
5608 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5610 * reload1.c (fixup_eh_region_note): Remove assertion.
5611 (fixup_abnormal_edges): Reverted removal of call to
5612 find_many_sub_basic_blocks made on 2005-08-31.
5614 2005-09-07 Richard Henderson <rth@redhat.com>
5616 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5617 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5618 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5619 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5620 rearrange for better packing.
5621 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5622 (lookup_cfa_1): Remove inline marker.
5623 (cfa_equal_p): Split out of ...
5624 (def_cfa_1): ... here. Use INVALID_REGNUM.
5625 (build_cfa_loc): Handle !cfa->indirect.
5626 (frame_pointer_cfa_offset): New.
5627 (dbx_reg_number): Assert register elimination performed; do
5628 leaf register remapping.
5629 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5630 (eliminate_reg_to_offset): New.
5631 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5632 for verifiably local stack frame addresses; re-base to CFA.
5633 (mem_loc_descriptor): Remove can_use_fbreg argument.
5634 (concat_loc_descriptor, loc_descriptor): Likewise.
5635 (containing_function_has_frame_base): Remove.
5636 (rtl_for_decl_location): Don't do register elimination or
5637 leaf register remapping here.
5638 (secname_for_decl): Split out from ..
5639 (add_location_or_const_value_attribute): ... here.
5640 (convert_cfa_to_loc_list): New.
5641 (compute_frame_pointer_to_cfa_displacement): New.
5642 (gen_subprogram_die): Use them.
5643 * tree.h (frame_base_decl): Remove.
5644 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5645 (prologue_stack_adjust): Remove.
5646 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5647 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5648 (set_frame_base_location): Remove.
5649 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5650 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5651 (vt_add_function_parameters): Don't eliminate_regs.
5652 (vt_initialize): Don't create frame_base_decl.
5654 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5656 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5657 version of GNU binutils for 4.x and later.
5659 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5661 * ggc-page.c (ggc_push_context): Remove.
5662 (ggc_pop_context): Likewise.
5663 * ggc.h (ggc_push_context): Remove.
5664 (ggc_pop_context): Likewise.
5666 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5669 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5670 returning from an interrupt handler.
5672 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5675 * config/arc/arc.c (output_shift): Add check for loop count when
5678 2005-09-06 Steven Bosscher <stevenb@suse.de>
5680 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5682 (abs_replacement): Likewise.
5683 (pass_phiopt): Remove TODO_update_ssa.
5685 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5688 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5689 if "return with no value, in function returning non-void" warning
5691 * tree-cfg.c (execute_warn_function_return): Don't look at
5692 RETURN_EXPRs with TREE_NO_WARNING set.
5695 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5696 for internal functions doesn't use registers used by global registers
5697 variables. Use fewer register parameters if there are global register
5700 2005-09-06 Olivier Hainque <hainque@adacore.com>
5701 Eric Botcazou <ebotcazou@adacore.com>
5704 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5705 when we would be extracting outside its bit span (bitpos+bitsize
5706 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5707 Ada unchecked conversions.
5709 2005-09-06 Steven Bosscher <stevenb@suse.de>
5711 * tree-ssa-pre.c (try_look_through_load): New function.
5712 (compute_avail): Use it to try to look through loads for some
5713 more useful expressions.
5715 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5717 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5718 condition for detecting cases like (a&a) and (a^a).
5720 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5722 * common.opt: Add option ftree-vect-loop-version.
5723 * params.def: Add --param vect-max-version-checks.
5724 * doc/invoke.texi: Document ftree-vect-loop-version and
5725 --param vect-max-version-checks.
5726 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5727 may_misalign_stmts and defines for accessors.
5728 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5729 LOOP_VINFO_MAY_MISALIGN_STMTS.
5730 (destroy_loop_vec_info): VEC_free for
5731 LOOP_VINFO_MAY_MISALIGN_STMTS.
5732 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5733 Update documentation.
5734 (vect_update_misalignment_for_peel): New.
5735 (vect_enhance_data_refs_alignment): Update to choose loop
5736 peeling or loop versioning if appropriate for the (potentially)
5737 unaligned data references in the loop.
5738 (vect_analyze_data_refs_alignment): Remove call to
5739 vect_enhance_data_refs_alignment so the checks can be done
5741 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5742 and move up call to vect_analyze_data_refs_alignment.
5743 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5744 (vect_transform_loop): Add call to loop_version.
5746 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5748 PR rtl-optimization/23098
5749 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5750 * simplify-rtx.c (constant_pool_reference_p): New function.
5751 * rtl.h (constant_pool_reference_p): New prototype.
5752 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5753 constant_pool_reference_p in condition and
5754 avoid_constant_pool_reference in preparation statements.
5756 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5758 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5759 STRICT_LOW_PART SETs.
5761 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5764 * except.c (sjlj_emit_function_enter): Find the function begin
5765 note even when it's not in first basic block.
5767 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5769 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5770 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5771 * aclocal.m4: Regenerate.
5773 2005-09-05 DJ Delorie <dj@redhat.com>
5775 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5778 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5780 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5781 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5782 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5783 Follow spelling conventions.
5784 * doc/invoke.texi: Follow spelling conventions.
5786 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5788 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5789 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5790 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5792 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5795 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5796 (output_stack_adjust): Use gen_tmp_stack_mem.
5797 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5798 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5799 (sh_get_pr_initial_val): Likewise.
5800 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5801 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5802 * sh.md (divsi_inv_m0): Use gen_const_mem.
5803 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5804 (movdf_i4+1): Use gen_tmp_stack_mem.
5805 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5806 (fpu_switch+2): Likewise.
5807 (movv4sf_i, movv16sf_i): Use adjust_address.
5808 (symGOT_load): Set MEM_NOTRAP_P bit.
5810 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5813 * pa.c (emit_move_sequence): Fix typo in last change.
5815 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5817 PR rtl-optimization/23454
5818 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5821 2005-09-03 Richard Henderson <rth@redhat.com>
5822 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5825 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5828 2005-09-02 Nicolas Pitre <nico@cam.org>
5830 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5831 to bit_count to 32 bits.
5833 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5836 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5837 generating synthetic loads from volatile lvalues.
5839 005-09-02 Nick Clifton <nickc@redhat.com>
5841 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5842 __ctzhi2, __clzhi2): New functions.
5844 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5847 * tree-nested.c (struct var_map_elt): Mark with GTY.
5848 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5850 (lookup_field_for_decl): Allocate new element in GC memory.
5851 (lookup_tramp_for_decl): Likewise.
5852 (convert_nl_goto_reference): Likewise
5853 (create_nesting_tree): Allocate info in GC memory. Likewise for
5855 (free_nesting_tree): Free with ggc_free instead of free.
5856 (root): New static variable.
5857 (lower_nested_functions): Remove root as local variable. And zero out
5858 root at the end of the function.
5860 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5862 PR rtl-optimization/20365
5863 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5864 to short. New member ix.
5865 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5866 (simplify_plus_minus): Initialize ix members before calling qsort.
5868 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5870 PR tree-optimization/23626
5871 * tree-cfg.c (replace_uses_by): Clean up eh info.
5873 2005-09-01 DJ Delorie <dj@redhat.com>
5875 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5878 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5880 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5881 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5884 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5886 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5887 do not issue warning for a variable definition following
5890 2005-09-01 Richard Henderson <rth@redhat.com>
5893 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5894 conversion to CONST_VECTOR.
5896 2005-09-01 Richard Henderson <rth@redhat.com>
5899 * reload1.c (reload_as_needed): Check !CALL_P before calling
5900 fixup_eh_region_note.
5901 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5903 2005-09-01 DJ Delorie <dj@redhat.com>
5905 * varasm.c (output_constant): Let the target resolve
5906 conversions of addresses to non-default pointer sizes.
5908 2005-09-01 Nicolas Pitre <nico@cam.org>
5910 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5911 to alow matching ARM pre-indexed addressing mode.
5912 (arm_override_options): Remove now irrelevant comment.
5914 2005-09-01 Phil Edwards <phil@codesourcery.com>
5916 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5917 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5918 * config/i386/vxworks.h: Likewise.
5919 * config/i386/t-vxworksae: New file, for VxWorks AE.
5920 * config/i386/vxworksae.h: Likewise.
5922 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5924 PR tree-optimization/23410
5925 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5926 sequence is not wrapping during the first step.
5928 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5931 * dwarf2out.c (base_type_die): Compare char_type_node with
5932 TYPE_MAIN_VARIANT (type), not type.
5934 2005-09-01 Richard Guenther <rguenther@suse.de>
5936 PR tree-optimization/15366
5937 * common.opt: Add -finline-functions-called-once.
5938 Put -fearly-inlining in alphabetically ordered place.
5939 * doc/invoke.texi: Document new option.
5940 * ipa-inline.c (cgraph_decide_inlining): Honour
5941 flag_inline_functions_called_once.
5943 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5945 PR rtl-optimization/23478
5946 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5947 (alloc_qty): Initialize it.
5948 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5949 (combine_regs): Combine also n_throwing_calls_crossed fields.
5950 (find_free_reg): Don't attempt to caller-save pseudos crossing
5951 calls that might throw.
5952 * global.c (struct allocno): Add throwing_calls_crossed field.
5953 (global_alloc): Revert 2005-08-22 change. Initialize
5954 throwing_calls_crossed.
5955 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5958 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5961 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5962 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5963 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5964 (and64_2_operand): Tweak to use predicate.
5965 (and_operand): Adjust for mask_operand changes.
5966 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5967 (print_operand): Likewise.
5968 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5969 (mask64_1or2_operand): Delete.
5970 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5971 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5972 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5973 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5974 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5975 (rotldi3_internal4): Likewise.
5976 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5977 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5978 (ashldi3_internal7): Likewise.
5979 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5980 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5981 (anddi3 split): Don't match mask64_operand.
5982 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5983 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5984 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5985 't' splitter predicate.
5986 (movdi_internal64 + 2): Revert 2005-06-11 change.
5988 2005-08-31 DJ Delorie <dj@redhat.com>
5990 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5991 (m32c_asm_integer): Add support for 32 bit pointers.
5993 2005-08-31 Richard Henderson <rth@redhat.com>
5995 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5996 component-like references for setting MEM_NOTRAP_P.
5998 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5999 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6001 2005-08-31 Richard Henderson <rth@redhat.com>
6003 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6004 into a pseudo before applying gen_lowpart.
6006 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6008 * doc/install.texi (Specific): Update cctools version required
6009 for full functionality.
6010 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6011 linkers as -macosx_version_min.
6013 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6016 * sh.c (print_operand, %R and %S): Add handling of floating point
6017 registers, memory, constants and invalid operands.
6019 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6021 * ipa-pure-const.c: Change dump name.
6023 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6026 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6027 to "reg_or_0_operand".
6028 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6030 2005-08-31 Dale Johannesen <dalej@apple.com>
6032 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6033 loops that count down.
6035 2005-08-31 Richard Henderson <rth@redhat.com>
6038 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6039 (fixup_eh_region_note): New.
6040 (reload_as_needed): Call it.
6041 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6042 don't call find_many_sub_basic_blocks; call verify_flow_info.
6043 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6044 (keep_stack_depressed): Likewise.
6045 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6047 2005-08-31 Richard Henderson <rth@redhat.com>
6049 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6052 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6054 * expr.c (expand_expr_real_1): Compare size of address
6055 mode to target's address mode size in deciding expansion of
6056 the constant address.
6058 2005-08-31 Richard Guenther <rguenther@suse.de>
6061 * expr.c (all_zeros_p): New function.
6062 (expand_expr_real_1): Handle the case of an all-zero
6063 non-addressable constructor separately.
6065 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6067 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6068 arguments, adjust all callers.
6069 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6071 2005-08-30 Richard Henderson <rth@redhat.com>
6074 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6075 whenever the mode sizes match.
6077 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6079 * calls.c (load_register_parameters): Fix comment typo.
6080 * expr.c (emit_push_insn): Comment formatting.
6082 2005-08-30 Ian Lance Taylor <ian@airs.com>
6084 * config/i386/x-cygwin (host-cygwin): Change dependency from
6085 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6087 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6089 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6092 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6095 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6096 call to ggc_collect.
6098 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6101 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6102 beginning. Remove $(INCLUDES) from all the rules, if following
6103 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6105 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6108 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6109 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6110 not constant, but maxlen is, don't set len to maxlen, rather
6111 set maxlen to len if len is a constant.
6113 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6115 PR tree-optimization/23475
6116 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6119 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6121 Fix PR middle-end/22455
6123 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6124 Checksum only the parts of the tree that exist for the tree code.
6126 2005-08-28 Dale Johannesen <dalej@apple.com>
6128 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6130 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6132 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6134 2005-08-28 Richard Henderson <rth@redhat.com>
6136 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6137 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6140 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6143 * builtins.c (get_memory_rtx): Don't strip nops
6144 in between COMPONENT_REFs.
6146 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6149 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6151 (gimplify_modify_expr): Check for zero sized types and gimplify the
6152 rhs and lhs as statements.
6154 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6157 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6158 state for return address column of signal frames.
6160 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6163 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6164 bytes >= 2 not bytes == 2.
6165 (expand_block_move): Same.
6167 2005-08-27 Richard Guenther <rguenther@suse.de>
6170 * config/i386/sse.md (sse2_movsd): Add missing closing
6173 2005-08-27 Paul Brook <paul@codesourcery.com>
6175 * genrecog.c (enum decision_type): Add DT_num_insns.
6176 (struct decision_test): Add u.num_insns.
6177 (add_to_sequence): Add DT_num_insns test.
6178 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6179 (write_cond, debug_decision_2): Ditto.
6180 (change_state): Assume peep2_next_insn never fails.
6181 Remove "afterward" argument.
6182 (write afterward, write_tree): Update to match.
6183 * recog.c (peep2_current_count): New variable.
6184 (peep2_next_insn): Check it.
6185 (peephole2_optimize): Set peep2_current_count.
6186 * recog.h (peep2_current_count): Declare.
6188 2005-08-26 Josh Conner <jconner@apple.com>
6191 * ipa-pure-const.c (check_tree): Check for volatile-ness
6192 when considering a dereference.
6194 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6196 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6198 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6200 PR rtl-optimization/23561
6201 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6202 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6203 at most LEN bytes long memory fits into the field.
6204 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6205 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6206 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6208 2005-08-26 Richard Henderson <rth@redhat.com>
6211 * loop.c (biased_biv_may_wrap_p): New.
6212 (maybe_eliminate_biv_1): Use it to suppress non-equality
6213 comparison transformations. Delete disabled code.
6215 2005-08-26 Ian Lance Taylor <ian@airs.com>
6217 * combine.c (make_extraction): Avoid reference outside object.
6219 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6221 * stor-layout.c (finalize_type_size): Restore behaviour for
6222 non-aggregate types to the status quo ante of the patch for
6223 pr 23467. Document why it matters.
6225 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6228 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6229 array by one element, initialize the BT_LAST element with NULL.
6231 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6233 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6234 optimizing for size.
6236 (compare_plus_eqsi): Same.
6237 (plus_eqsi_compare): Same.
6238 (neg_eq0<mode>): Same.
6239 (neg_eq<mode>): Same.
6241 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6244 2005-08-26 Nick Clifton <nickc@redhat.com>
6246 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6247 TARGET_EP is not defined.
6248 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6249 TARGET_EP is enabled.
6250 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6251 * config/v850/v850.md (save_all_interrupt): Only use the EP
6252 register if TARGET_EP is defined.
6253 (restore_all_interrupt): Likewise.
6254 * config/v850/lib1funcs.asm: Update functions so that the EP
6255 register is only used if __EP__ is defined.
6257 2005-08-26 David Ung <davidu@mips.com>
6259 * config/mips/mips.c (mips_expand_prologue): Handle case when
6260 generating for MIPS16 and the outgoing argument area is more than
6261 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6264 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6266 * config/crx/crx.md: Make doloop_end pattern usage controllable
6267 via mloop-nesting=<max-nesting> command line switch. Make sure
6268 the combiner cannot use doloop_end_<mode> in an illegal way.
6269 * config/crx/crx.c: Use regs up to r6 for argument passing.
6270 Refine crx_address_cost (non cst4 displacements are expensive).
6271 * config/crx/crx.opt: Add switch for mloop-nesting=.
6273 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6275 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6276 (UNSPEC_MVST): New constant.
6278 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6280 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6281 Reject operands containing eliminable registers.
6282 * testsuite/gcc.dg/20050825-1.c: New testcase.
6284 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6285 Jan Hubicka <jh@suse.cz>
6287 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6289 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6291 PR tree-optimization/23546
6292 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6295 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6297 * params.def (PARAM_MIN_SPEC_PROB): New.
6298 * sched-rgn.c (MIN_PROBABILITY): Delete.
6299 (compute_trg_info): Convert to PARAM_VALUE.
6300 * doc/invoke.texi (param): Document min-spec-prob.
6302 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6304 * config/darwin.h: define __PIC__
6305 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6306 TARGET_OS_CPP_BUILTINS macro.
6308 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6310 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6313 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6315 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6317 * cfghooks.c (duplicate_block): Added position where to place
6318 new block as argument.
6319 * cfghooks.h (duplicate_block): Declaration changed.
6320 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6322 * cfglayout.h (copy_bbs): Declaration changed.
6323 * cfgloop.h (loop_version): Declaration changed.
6324 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6325 position to copy_bbs.
6326 (loop_version): Pass position to duplicate_loop_to_header_edge.
6327 Add place_after argument and position new blocks according to
6329 * modulo-sched.c (sms_schedule): Pass place_after argument
6331 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6332 * tree-cfg.c (split_edge_bb_loc): New function.
6333 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6334 to determine position of new blocks.
6335 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6337 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6338 argument to duplicate_block.
6339 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6340 Pass position to copy_bbs.
6342 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6344 * fold-const.c (ptr_difference_const): Use
6345 cst_and_fits_in_hwi instead of host_integerp.
6347 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6349 * config/darwin.c (gen_pic_offset): New.
6350 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6353 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6355 PR tree-optimization/23486
6356 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6358 2005-08-23 Phil Edwards <phil@codesourcery.com>
6360 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6361 remove use_collect2.
6362 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6364 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6365 configuration files to override the default value.
6367 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6368 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6369 * config/vx-common.h: New file, split out from...
6370 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6371 * config/vxworksae.h: New file, for VxWorks AE.
6372 * config/vxworks.opt: New file.
6373 * config/vxlib.c: Update for VxWorks 6.
6375 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6376 other MULTILIB_* variables appropriately.
6377 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6378 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6379 * config/rs6000/vxworks.h: Update for VxWorks 6.
6380 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6382 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6385 * config/darwin.c (machopic_select_section): Remove the hack to
6386 mark "::operator new" and "::operator delete" for coalescing
6387 even though they are not weak.
6389 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6391 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6392 * configure: Regenerate.
6394 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6397 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6399 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6400 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6403 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6405 * config/rs6000/predicates.md (equality_operator): New.
6406 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6407 comparison with a large constant.
6409 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6411 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6413 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6415 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6416 registers is even, and we have a hardware double precision fp,
6418 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6419 size of current argument when checking if argument was passed in
6422 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6425 * stor-layout.c (finalize_type_size): Dont override
6426 existing alignment with a smaller alignment from the mode.
6428 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6430 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6431 * lambda.h (lambda_vector_lexico_pos): ... here.
6432 * tree-data-ref.c (build_classic_dist_vector): Return false when
6433 the distance vector is lexicographically negative.
6435 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6437 PR tree-optimization/23511
6438 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6439 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6441 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6443 PR tree-optimization/22043
6444 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6445 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6446 If ALLOW_FLEXARR, handle types ending with flexible array member.
6447 Pass false as second argument to recursive count_type_elements calls.
6448 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6449 argument to count_type_elements call.
6450 * tree-sra.c (decide_block_copy): Likewise.
6451 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6452 for a constant-sized object, set cleared as well. Pass true as
6453 second argument to count_type_elements call.
6455 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6458 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6459 from legitimate_small_data_p, and make global. Update use.
6460 Remove forward declaration.
6461 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6463 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6465 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6467 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6468 of scratch intermediates.
6469 (eq<mode>_compare): Same.
6470 (neg_eq0<mode>): New.
6471 (neg_eq<mode>): Convert to define_insn_and_split.
6473 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6476 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6477 stdarg functions, set/clear the fp marker even when no variable
6479 * config/rs6000/sysv4.opt (mprototype): Describe.
6481 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6483 PR rtl-optimization/23478
6484 * regs.h (reg_info): Add throw_calls_crossed.
6485 (REG_N_THROWING_CALLS_CROSSED): Define.
6486 * flow.c (allocate_reg_life_data): Initialize
6487 REG_N_THROWING_CALLS_CROSSED.
6488 (propagate_one_insn, attempt_auto_inc): Update
6489 REG_N_THROWING_CALLS_CROSSED.
6490 * global.c (global_alloc): Don't allocate pseudos across
6491 calls that may throw.
6493 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6496 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6497 value is inbetween the range if we did not find an exact match.
6499 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6501 * doc/invoke.texi (Option Summary): Add ms1 options.
6502 * doc/extend.texi: Document interrupt handler attribute for ms1.
6503 * doc/md.texi: Document ms1 constraints.
6504 * config.gcc: Add ms1-*-elf.
6505 * config/ms1/ms1.h: New.
6506 * config/ms1/ms1.c: New.
6507 * config/ms1/ms1.md: New.
6508 * config/ms1/ms1-protos.h: New.
6509 * config/ms1/ABI.txt: New.
6510 * config/ms1/crti.asm: New.
6511 * config/ms1/crtn.asm: New.
6512 * config/ms1/lib2extra-funcs.c: New.
6513 * config/ms1/t-ms1: New.
6514 * config/ms1/ms1.opt: New.
6516 2005-08-22 Ira Rosen <irar@il.ibm.com>
6518 * config/rs6000/altivec.md (xorv4sf3): New.
6519 (negv4sf2, neg<mode>2): Likewise.
6521 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6524 * config/ia64/ia64.md (divsi3): Check divide by zero.
6525 (udivsi3): Likewise.
6527 (udivdi3): Likewise.
6529 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6531 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6532 up to elem_bitsize bits, not max_bitsize.
6534 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6536 PR tree-optimization/23433
6537 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6538 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6540 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6542 PR tree-optimization/23434
6543 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6544 the iteration bound is not an INTEGER_CST.
6546 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6548 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6549 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6550 NULL if need_epilog_adjust is false.
6551 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6552 Case 3 always peels first itration, not just for PLUS case, and no need
6553 to use scalar_initial_def here. Create an epilog adjustment only if
6554 scalar_initial_def is not NULL.
6556 (vectorizable_reduction): Remove assert.
6558 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6561 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6562 (__moddi3): Likewise.
6563 (__udivdi3): Likewise.
6564 (__umoddi3): Likewise.
6565 (__divsi3): Likewise.
6566 (__modsi3): Likewise.
6567 (__udivsi3): Likewise.
6568 (__umodsi3): Likewise.
6570 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6572 * tree-pass.h (TDF_GRAPH): Define.
6573 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6574 * passes.c (finish_optimization_passes): Only call
6575 finish_graph_dump_file if TDF_GRAPH is set.
6576 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6577 NULL. Set TDF_GRAPH bit.
6578 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6580 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6582 * arm.h (arm_stack_offsets): Add locals_base field.
6583 * arm.c (arm_get_frame_offsets): Compute it.
6584 (thumb_compute_initial_elimination offset): Make the Thumb frame
6585 pointer point to the base of the local variables.
6586 (thumb_expand_prologue): Update accordingly.
6587 (thumb_expand_epilogue): Likewise.
6589 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6590 mode of clobbered scratch to DImode. Handle a case that's known to
6593 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6595 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6596 (gt0<mode>_compare): Delete.
6597 (neg_gt0<mode>): Delete.
6599 2005-08-19 Eric Christopher <echristo@apple.com>
6601 * optabs.h: Change CTI_ to COI_.
6604 2005-08-19 James E Wilson <wilson@specifix.com>
6606 * builtins.c (expand_builtin_return_addr): Set
6607 current_function_accesses_prior_frames when count != 0. Use
6608 frame_pointer_rtx when count == 0.
6609 * function.h (struct function): Add accesses_prior_frames field.
6610 (current_function_accesses_prior_frames): Define.
6611 * reload1.c (init_elim_table): Check
6612 current_function_accesses_prior_frames.
6613 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6615 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6617 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6618 indicator. Return true if the flowgraph changed during
6621 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6624 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6625 conditional expression before testing its value.
6627 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6629 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6631 2005-08-19 Devang Patel <dpatel@apple.com>
6633 PR tree-optimization/23048
6634 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6635 third parameter. Check whether latch is dominated by exit
6637 (if_convertible_loop_p): Supply exit block itself to
6638 if_convertible_bb_p.
6640 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6643 * arm.md (arm_load_pic_register): Change argument to the mask of
6644 saved registers. Call thumb_find_work_register if we need a
6645 scratch register on Thumb.
6646 (arm_expand_prologue): Pass empty register set to
6647 arm_load_pic_register.
6648 (thumb_expand_prologue): Pass live_regs_mask directly to
6649 arm_load_pic_register.
6650 * arm-protos.h (arm_load_pic_register): Update prototype.
6652 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6654 * sh.c (find_sole_member): New function.
6655 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6656 if the record's alignment is larger than the size of its only member.
6658 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6661 * arm.c (thumb_legitimize_reload_address): New function.
6662 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6663 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6665 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6667 * config/crx/crx.c: Implement crx_decompose_address. Reject
6668 symbolic displacements since CRX register relative adressing
6669 mode can't handle unsigned 32-bit values as displacements.
6670 * config/crx/crx.h: Simplify definitions, remove redundant
6671 parenthesis and obsolete macros.
6672 * config/crx/crx.opt: Add new switch for debugging addresses.
6673 * config/crx/crx-protos.h: Add new declarations for above.
6675 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6678 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6681 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6683 * collect2.c (dup2): Delete.
6684 * configure.ac: Don't check for dup2.
6686 * config.in, configure: Regenerate.
6688 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6690 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6691 record with the type of its only member.
6693 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6695 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6696 define_insn_and_split.
6697 (plus_ltu<mode>_compare): Same.
6698 (gtu<mode>_compare): Same.
6699 (plus_gtu<mode>_compare): Same.
6701 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6703 PR tree-optimization/22228
6704 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6706 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6707 are recorded in vect_vnames_to_rename for renaming.
6708 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6709 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6710 in vect_vnames_to_rename.
6711 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6712 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6714 2005-08-18 Jan Hubicka <jh@suse.cz>
6717 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6718 info only for local statics, not for member variables.
6720 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6722 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6724 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6726 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6728 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6731 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6733 2005-08-17 James E Wilson <wilson@specifix.com>
6735 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6738 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6740 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6741 (leu<mode>_compare): Same.
6742 (plus_leu<mode>): Same.
6743 (neg_leu<mode>): Same.
6744 (and_neg_leu<mode): Same.
6745 (ltu<mode>_compare): Same.
6746 (plus_ltu<mode>): Same.
6748 (geu<mode>_compare): Same.
6749 (plus_geu<mode>): Same.
6750 (neg_geu<mode>): Same.
6751 (and_neg_geu<mode>): Same.
6752 (plus_gt<mode>): Same.
6753 (gtu<mode>_compare): Same.
6754 (plus_gtu<mode>): Same.
6756 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6758 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6759 Move call_table_data to end. Delete spurious .text.
6760 (callt_save_all_interrupt): Fix comment typo.
6762 2005-08-17 James E Wilson <wilson@specifix.com>
6763 Kevin Winchester <winchester@amirix.com>
6766 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6768 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6771 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6772 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6774 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6776 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6777 record with the type of its only member if the modes don't match.
6779 * varasm.c (decode_reg_name): Skip empty additional register names.
6781 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6783 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6784 lsm_tmp_name_length): New.
6785 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6786 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6788 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6789 Andreas Krebbel <krebbel1@de.ibm.com>
6791 * config.gcc: Added z9-109 switch.
6792 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6793 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6794 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6795 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6796 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6797 for "z9_109" cpu attribute.
6798 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6799 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6800 (s390_handle_arch_option): Added z9-109 switch.
6801 (override_options): Set respective cost function for z9-109.
6802 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6803 (legitimate_reload_constant_p): Accept extended immediates.
6804 (print_operand): Three new output modifiers added: k, m and o.
6805 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6806 (s390_output_mi_thunk): Use extended immediate when possible.
6807 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6808 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6809 (CONSTRAINT_LEN): Added length of O constraint.
6810 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6811 * config/s390/s390.md ("cpu"): New value z9_109 added.
6812 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6813 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6814 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6815 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6816 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6817 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6818 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6819 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6820 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6821 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6822 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6823 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6824 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6825 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6826 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6828 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6829 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6830 insns for TARGET_EXTIMM.
6832 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6834 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6836 2005-08-17 Nick Clifton <nickc@redhat.com>
6838 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6839 Call default_encode_section_info.
6841 2005-08-17 Steven Bosscher <stevenb@suse.de>
6843 PR tree-optimization/21574
6844 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6845 constant, return CONSTANT.
6846 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6847 (ccp_fold, visit_assignment): Likewise.
6848 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6850 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6852 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6853 fold_buildN instead of buildN then fold_initializer or fold.
6854 (build_unary_op): Likewise.
6855 (build_binary_op): Likewise.
6856 * fold-const.c (fold_initializer): Remove.
6857 (fold_build1_initializer): New function.
6858 (fold_build2_initializer): New function.
6859 (fold_build3_initializer): New function.
6860 * tree.h (fold_initializer): Remove.
6861 (fold_build1_initializer): New function.
6862 (fold_build2_initializer): New function.
6863 (fold_build3_initializer): New function.
6865 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6867 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6868 (try_move_mult_to_index): Call fold_build2 instead of build2.
6869 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6870 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6871 fold_binary_to_constant.
6872 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6874 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6875 check if A == gcd (A, B). Remove TYPE argument.
6876 (analyze_offset) Use fold_build2 instead of fold (build.
6877 (create_data_ref): Likewise.
6878 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6879 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6882 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6884 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6885 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6887 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6890 * gimplify.c (zero_sized_type): New function.
6891 (gimplify_modify_expr_rhs): If we have a zero sized type,
6892 replace the statement with an empty statement.
6894 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6896 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6899 2005-08-16 Ian Lance Taylor <ian@airs.com>
6901 * doc/tm.texi (Label Output): Correct typo.
6903 2005-08-16 Steven Bosscher <stevenb@suse.de>
6906 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6907 force_operand will work later on using have_insn_for.
6909 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6911 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6913 2005-08-16 Ian Lance Taylor <ian@airs.com>
6916 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6917 vector type, don't try to construct it element by element. Add an
6918 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6920 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6922 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6924 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6926 * doc/invoke.texi (Precompiled Headers): Document some more options
6927 which are known to be safe.
6929 2005-08-16 James E Wilson <wilson@specifix.com>
6931 PR tree-optimization/21105
6932 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6933 TREE_OVERFLOW check.
6935 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6937 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6938 (neg_ltu<mode>): Same.
6940 (neg_gtu<mode>): Same.
6942 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6944 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6945 (fold_builtin_isdigit): Use fold_buildN.
6946 (build_function_call_expr): Likewise.
6947 * c-typeck.c (c_finish_loop): Likewise.
6949 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6950 Richard Shann <rshann@superh.com>
6952 PR middle-end/20396:
6953 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6955 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6957 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6959 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6962 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6963 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6966 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6969 * fold-const.c (build_range_check): Disable optimization for function
6970 pointer expressions on targets that require function pointer
6973 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6975 * simplify-rtx.c (simplify_const_relational_operation): When
6976 extracting arguments of a COMPARE, recompute the mode as well.
6978 2005-08-15 Ian Lance Taylor <ian@airs.com>
6980 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6982 2005-08-15 DJ Delorie <dj@redhat.com>
6984 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6986 (movsi_splittable): Allow, but split, moves to the stack.
6987 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6990 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6992 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6993 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6994 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6996 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6997 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6998 Delete HOST_PTR_PRINTF.
7000 * configure, config.in: Regenerate.
7002 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7004 * config/rs6000/rs6000.md (QHSI): New mode macro.
7005 (wd): Extend mode attr for QImode and HImode
7006 (dbits): New mode attr.
7007 (zero_extend<mode>di2): Convert to mode macro.
7009 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7012 * doc/invoke.texi (-mgnu-ld): Update description.
7015 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7018 * Makefile.in (tree-chrec.o): Depends on real.h.
7019 * tree-chrec.c: Include real.h.
7020 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7021 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7022 * tree-scalar-evolution.c (add_to_evolution_1,
7023 interpret_rhs_modify_expr): Ditto.
7025 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7028 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7029 step is negative compute the estimation from init downwards to zero.
7031 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7033 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7035 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7037 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7039 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7040 Accept double-word constants that can be split.
7041 * config/s390/s390.md ("movti"): Use 'P' constraint.
7042 ("*movdi_31", "*movdf_31"): Likewise.
7044 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7046 Fix PR tree-optimization/22615
7048 * tree-ssa-structalias.c (solution_set_add): Handle
7049 first_vi_for_offset returning NULL.
7050 (do_da_constraint): Ditto.
7051 (do_sd_constraint): Ditto.
7052 (do_ds_constraint): Ditto
7053 (find_func_aliases): Ditto.
7054 (build_constraint_graph): RHS is allowed be ANYTHING.
7055 (first_vi_for_offset): Return NULL if we couldn't find anything at
7058 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7060 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7061 over memory as first operand.
7063 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7066 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7067 available for setting it.
7069 2005-08-14 Ira Rosen <irar@il.ibm.com>
7071 PR tree-optimization/23320
7072 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7073 data-refs' types instead of base object nullness. Add check for
7074 pointer type data-refs before first location comparison. Remove
7077 2005-08-14 Andreas Schwab <schwab@suse.de>
7079 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7081 2005-08-13 James E Wilson <wilson@specifix.com>
7083 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7084 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7085 -fstack-protector-all, --param ssp-buffer-size): Document.
7086 (-Wvariadic-macros): Alphabetize.
7087 (-fsched-stalled-insns-dep): Add missing 'f'.
7089 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7092 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7094 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7095 or indirect address operand.
7096 (EXTRA_ADDRESS_CONSTRAINT): New.
7097 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7099 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7101 PR tree-optimization/22236
7102 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7103 successors and predecessors.
7104 * tree-chrec.c (chrec_convert): Before converting, check that
7105 sequences don't wrap.
7106 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7107 (analyze_array): Extern.
7108 (find_data_references_in_loop): Remove call to
7109 compute_estimated_nb_iterations.
7110 * tree-data-ref.h (analyze_array): Declared.
7111 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7112 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7113 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7114 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7116 * tree-ssa-loop-ivcanon.c: Fix documentation.
7117 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7118 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7119 (infer_loop_bounds_from_undefined): New.
7120 (estimate_numbers_of_iterations_loop): Use
7121 infer_loop_bounds_from_undefined.
7122 (used_in_pointer_arithmetic_p): New.
7123 (scev_probably_wraps_p): Pass an extra parameter. Call
7124 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7125 (convert_step): Fix documentation.
7126 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7127 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7128 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7129 scev_probably_wraps_p.
7131 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7133 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7134 (s390_register_info): Ignore clobbered_regs information for fixed
7135 registers, and only fixed registers.
7136 (s390_init_frame_layout): Remove redundant call.
7138 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7140 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7141 description of -Wold-style-casts.
7143 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7144 Jakub Jelinek <jakub@redhat.com>
7146 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7147 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7148 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7149 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7150 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7151 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7152 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7153 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7154 ("stack_protect_set", "stack_protect_test"): New expanders.
7155 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7156 "stack_protect_testdi"): New insn definitions.
7158 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7160 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7162 2005-08-12 Paul Brook <paul@codesourcery.com>
7164 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7166 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7168 * config/s390/predicates.md (setmem_operand): New predicate.
7169 (shift_count_operand): Accept ANDs with special constants as
7171 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7172 with special constants.
7173 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7174 shift_count_operand with setmem_operand.
7176 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7178 * config/s390/s390.c (s390_extract_part, s390_single_part):
7180 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7181 (s390_output_mi_thunk): Don't use lg on 31 bit.
7182 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7183 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7185 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7187 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7188 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7189 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7190 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7191 with one of the new macros.
7193 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7195 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7196 Don't set save_return_addr_p.
7197 (s390_register_info): Make clobbered_regs not depending on
7200 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7202 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7203 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7205 2005-08-11 James E. Wilson <wilson@specifix.com>
7207 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7209 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7211 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7212 locations gathered by var-tracking in single entry loc_list
7213 over loc_descriptor_from_tree.
7215 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7216 pass it down to loc_descriptor.
7217 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7218 (containing_function_has_frame_base): Move earlier in the file.
7219 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7220 instead of always assuming fbreg can't be used.
7222 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7224 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7225 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7226 Accept address wrapped in AND for Altivec.
7227 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7228 Strip AND wrapping offset address for Altivec.
7230 2005-08-11 Richard Henderson <rth@redhat.com>
7233 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7234 before using TYPE_IS_SIZETYPE.
7236 2005-08-11 Richard Henderson <rth@redhat.com>
7239 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7240 insn types not present on ev4.
7241 (alphaev5_insn_pipe): Similarly.
7243 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7246 * arm.c (arm_override_options): If the user has selected callee-super-
7247 interworking, then enable normal interworking.
7249 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7251 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7254 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7256 * doc/rtl.texi: Fix two typos.
7258 2005-08-11 Richard Guenther <rguenther@suse.de>
7261 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7262 cases where we call to/from functions returning void.
7264 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7267 * tree.c (build_pointer_type_for_mode): Robustify.
7269 2005-08-10 James E Wilson <wilson@specifix.com>
7271 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7272 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7274 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7277 2005-08-10 Eric Christopher <echristo@apple.com>
7279 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7280 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7283 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7286 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7287 for the high part when generating dynamic-no-pic code.
7289 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7291 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7292 (x86_64-*-linux*): Likewise.
7294 * config/i386/crtfastmath.c: New file.
7295 * config/i386/t-crtfm: Likewise.
7297 * config/i386/linux.h (ENDFILE_SPEC): New.
7298 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7300 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7303 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7305 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7306 (vec_shl, vec_shr): Document new operations.
7307 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7309 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7311 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7312 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7313 change predicate to indexed_or_indirect_address.
7315 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7317 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7318 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7319 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7320 and __aeabi_uwrite8.
7321 * config/arm/unaligned-funcs.c: New file.
7322 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7324 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7326 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7328 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7329 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7331 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7332 * final.c (pass_shorten_branches): Add dump.
7333 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7334 (pass_life): Rename dump.
7335 (rest_of_handle_flow2): Remove initial verify_flow_info.
7336 * function.c (pass_instantiate_virtual_regs): Add dump.
7337 * integrate.c (pass_initial_value_sets): Add dump.
7338 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7339 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7340 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7341 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7342 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7343 gate_rtl_unrool_and_peel_loops): New.
7344 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7345 rtl_doloop): Do not look at flags.
7346 * mode-switching.c (pass_mode_switching): Add dump.
7347 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7348 pass_split_before_regstack): Add dump.
7349 * regmove.c (pass_stack_adjustments): Add dump.
7350 * tree-optimize.c (pass_fixup_cfg): Add dump.
7352 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7355 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7356 deciding which instruction sequence to use.
7358 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7360 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7361 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7363 2005-08-09 Richard Guenther <rguenther@suse.de>
7365 * c-common.c (builtin_function_2): Remove.
7366 (def_builtin_1): New function.
7367 (c_common_nodes_and_builtins): Use def_builtin_1 to
7368 build builtin functions.
7370 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7372 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7373 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7374 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7377 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7379 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7380 fold_binary instead of fold_build2 since we don't care about the
7382 (loop_niter_by_eval): Likewise.
7383 (compare_trees): Likewise.
7384 (proved_non_wrapping_p): Likewise.
7386 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7390 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7391 if the if is really empty.
7393 2005-08-09 Steven Bosscher <stevenb@suse.de>
7395 PR tree-optimization/23234
7396 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7397 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7398 argument of the new enum.
7399 (execute_cse_reciprocals): Add reciprocals for function arguments
7400 on the unique successor edge of the entry block. Update other calls
7401 to execute_cse_reciprocals_1.
7403 2005-08-08 Richard Henderson <rth@redhat.com>
7406 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7408 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7410 * expr.c (write_complex_part): Return after handling MEM.
7412 2005-08-08 Josh Conner <jconner@apple.com>
7414 PR rtl-optimization/23241
7415 * combine.c (simplify_comparison): Fix error in determining
7416 whether to lift a subreg from comparison.
7418 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7421 * config/rs6000/altivec.md (vec_init<mode>): New.
7422 (vec_set<mode>): New.
7423 (vec_extract<mode>): New.
7424 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7425 (rs6000_expand_vector_set): New.
7426 (rs6000_expand_vector_extract): New.
7427 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7428 for Altivec modes before reload.
7429 (altivec_expand_vec_init_builtin): New.
7430 (get_element_number): New.
7431 (altivec_expand_vec_set_builtin): New.
7432 (altivec_expand_vec_ext_builtin): New.
7433 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7435 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7437 * config/rs6000/rs6000.h (rs6000_builtins): Add
7438 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7439 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7440 * config/rs6000/rs6000-protos.h: Declare new functions.
7442 2005-08-08 Jan Hubicka <jh@suse.cz>
7444 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7445 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7446 * i386.md (movdi*): Use pic_32bit_operand.
7447 * predicates.md (pic_32bit_operand): New.
7449 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7452 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7454 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7456 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7457 (test_for_singularity): Use fold_build2.
7459 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7461 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7463 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7465 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7466 (COMMON_ASM_OP) Define.
7467 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7468 (ix86_encode_section_info): Likewise.
7469 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7470 SUBTARGET_ENCODE_SECTION_INFO.
7472 2005-08-06 Richard Henderson <rth@redhat.com>
7475 * tree-nested.c (convert_local_reference): Save and restore val_only
7476 around component_ref and friends. Clear walk_subtrees by default.
7478 2005-08-06 Peter O'Gorman <peter@pogma.com>
7481 * gcc.c (process_command): Check the argument to -b has a dash.
7482 * doc/invoke.texi: Update -b and -V docs.
7484 2005-08-06 James E Wilson <wilson@specifix.com>
7486 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7488 2005-08-06 Michael Matz <matz@suse.de>
7490 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7491 member only if only one insn is associated with the value.
7493 2005-08-06 Nick Clifton <nickc@redhat.com>
7495 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7497 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7498 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7499 Check symbol flags instead of symbol name mangling.
7500 (xstormy16_asm_output_aligned_common): Likewise. Also
7501 simplify code since the bss100_section cass is the only case
7502 where the below100 code will be triggered.
7503 (xstormy16_encode_section_info): Encode below100 attribute
7504 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7506 (xstormy16_strip_name_encoding): Delete - this function is no
7508 (TARGET_STRIP_NAME_ENCODING): Undefine.
7509 * config/stormy16/stormy16-protos.h: Delete prototype for
7510 xstormy16_strip_name_encoding.
7512 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7514 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7515 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7516 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7517 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7518 config/alpha/predicates.md, config/arc/arc.h,
7519 config/arm/arm.h, config/arm/ieee754-df.S,
7520 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7521 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7522 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7523 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7524 config/m68hc11/m68hc11.h, config/mips/mips.c,
7525 config/mips/mips.h, config/mips/openbsd.h,
7526 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7527 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7528 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7529 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7530 config/sparc/linux.h, config/sparc/linux64.h,
7531 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7532 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7533 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7534 typos. Follow spelling conventions.
7536 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7539 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7540 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7541 specially. Check for side effects only for COND_EXPR.
7542 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7543 return with TREE_NO_WARNING.
7545 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7547 PR rtl-optimization/23233
7548 * loop.c (combine_movables): Require the modes to be the same.
7549 (move_movables): Remove handling of cases where the replacement
7550 had a different mode to the original.
7552 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7554 PR tree-optimization/23128
7555 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7556 subtraction wrap, and set TREE_OVERFLOW if they do.
7558 2005-08-05 Richard Henderson <rth@redhat.com>
7561 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7562 FORCED_LABEL labels.
7564 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7567 * reload.c (find_reloads_subreg_address): Pass down TYPE
7568 unchanged. Change all callers except find_reloads_toplev.
7570 2005-08-05 Michael Matz <matz@suse.de>
7572 * genattrtab.c (current_alternative_string): Remove.
7573 (SIMPLIFY_ALTERNATIVE): Ditto.
7574 (attr_alt_bit_p): Ditto.
7575 (alternative_name): Make const char *.
7576 (evaluate_eq_attr): Remove use of above things.
7577 (simplify_test_exp): Ditto.
7578 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7579 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7581 2005-08-04 James E Wilson <wilson@specifix.com>
7583 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7584 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7585 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7586 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7587 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7589 2005-08-04 Richard Henderson <rth@redhat.com>
7592 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7593 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7594 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7595 if we'd have to instantiate too many members.
7597 2005-08-04 Richard Henderson <rth@redhat.com>
7600 * tree-outof-ssa.c (coalesce_asm_operands): New.
7601 (coalesce_ssa_name): Use it. Split out ...
7602 (coalesce_phi_operands, coalesce_result_decls): ... these.
7604 2005-08-04 Paul Brook <paul@codesourcery.com>
7606 * read-rtl.c (read_quoted_string): Break if EOF.
7608 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7610 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7611 (fold_build2): Likewise.
7612 (fold_build3): Likewise.
7613 (fold_build1_stat): New function prototype.
7614 (fold_build2_stat): Likewise.
7615 (fold_build3_stat): Likewise.
7616 * fold-const.c (fold_build1): Rename to ..
7617 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7618 through to build1_stat.
7619 (fold_build2): Rename to ..
7620 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7621 through to build2_stat.
7622 (fold_build3): Rename to ..
7623 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7624 through to build3_stat.
7626 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7627 Ian Lance Taylor <ian@airs.com>
7629 * function.c (assign_stack_local_1): Do not correct stack slot
7630 address if allocation size is smaller than mode size.
7632 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7635 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7636 (tree_merge_blocks): Propagate anything allowed by
7638 Clarify documentation.
7639 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7640 SSA form, schedule an update if necessary.
7642 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7644 * doc/install.texi (Binaries): Remove broken link to
7645 Sinix/Reliant Unix binaries.
7647 2005-08-03 Richard Henderson <rth@redhat.com>
7650 * function.c (stack_protect_epilogue): Export.
7651 * tree.h (stack_protect_epilogue): Declare.
7652 * calls.c (expand_call): Call it.
7654 2005-08-03 Eric Christopher <echristo@apple.com>
7656 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7657 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7660 2005-08-04 Jan Hubicka <jh@suse.cz>
7662 * profile.c (branch_prob): Split edges with goto locus on them
7663 to get proper line counts.
7664 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7666 2005-08-03 Paul Brook <paul@codesourcery.com>
7668 * function.c (assign_parms): Round current_function_args_size
7669 to PARM_BOUNDARY, not STACK_BOUNDARY.
7671 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7673 * config/i386/i386.c (x86_elf_aligned_common)
7674 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7676 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7678 PR tree-optimization/23157
7679 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7680 before emitting them.
7682 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7684 PR tree-optimization/19899
7685 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7686 * tree-scalar-evolution.c: Include real.h.
7687 (add_to_evolution): Build constant -1 of correct type.
7689 2005-08-03 Jan Hubicka <jh@suse.cz>
7691 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7692 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7693 profile updating for complette unrolling.
7694 * loop-unroll.c (peel_loop_completely): Use it.
7695 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7696 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7699 2005-08-03 Paul Brook <paul@codesourcery.com>
7701 * combine.c (can_change_dest_mode): New function.
7702 (try_combine, simplify_set): Use it.
7704 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7706 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7709 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7711 * doc/install.texi (Specific): Adjust link to openavr.org.
7712 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7713 (Binaries): Adjust HP-UX Porting Center link.
7714 (Binaries): Adjust Free Software Foundation ordering link.
7716 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7718 * convert.c (convert_to_integer): Use fold_build1 instead of
7719 build1 when converting an integer to an integer.
7721 2005-08-02 Richard Henderson <rth@redhat.com>
7723 * combine.c (combine_instructions): Don't use reg_equal/equiv
7724 results if the mode doesn't match.
7726 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7728 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7729 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7731 2005-08-02 Richard Henderson <rth@redhat.com>
7734 * explow.c (memory_address): Remove special-case for
7735 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7737 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7740 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7741 number of calls to cleanup_tree_cfg_1.
7743 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7745 * doc/invoke.texi: document file extensions .F90 and .F95
7747 2005-08-02 Richard Guenther <rguenther@suse.de>
7749 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7750 positive if its first argument is positive.
7752 2005-08-02 Richard Guenther <rguenther@suse.de>
7754 PR tree-optimization/23177
7755 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7758 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7760 PR tree-optimization/23129
7761 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7762 varying for divisions with anti-ranges.
7764 2005-08-02 Jan Hubicka <jh@suse.cz>
7766 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7767 * tree-ssa-threadupdate.c (thread_block): Add it here.
7769 2005-08-01 James E Wilson <wilson@specifix.com>
7771 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7772 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7773 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7775 * config/mips/predicates.md (const_call_insn_operand): Add check for
7776 SYMBOL_REF_LONG_CALL_P.
7777 * doc/extend.texi (long_call): Document the new attribute.
7779 2005-08-01 Ian Lance Taylor <ian@airs.com>
7780 Richard Henderson <rth@redhat.com>
7782 * Makefile.in (RTL_BASE_H): Add real.h.
7783 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7785 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7787 * rtl.c (rtl_check_failed_code_mode): New.
7788 * rtl.h (struct rtx_def): Add u.rv.
7789 (XCMWINT, XCNMPRV): New.
7790 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7791 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7793 2005-08-01 Richard Henderson <rth@redhat.com>
7795 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7796 with auto-inc codes.
7798 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7800 2005-08-01 Jan Hubicka <jh@suse.cz>
7802 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7803 * i386.c: Include dwarf2.h
7804 (asm_preferred_eh_data_format): New.
7805 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7807 2005-08-01 Ian Lance Taylor <ian@airs.com>
7809 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7810 randomize_va_space for virtual address randomization control.
7812 2005-08-01 Steven Bosscher <stevenb@suse.de>
7814 * common.opt (flag_ipa_cp): Put in right place to maintain
7817 2005-08-01 Jan Hubicka <jh@suse.cz>
7819 * profile.c (compute_value_histograms): Fix thinko.
7820 * value-prof.c: Include toplev.h
7821 (check_counter): New function.
7822 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7823 tree_mod_subtract_transform): Add sanity check.
7825 2005-08-01 Richard Guenther <rguenther@suse.de>
7827 PR tree-optimization/23133
7828 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7829 current functions parameter decls to find defs to cse
7832 2005-08-01 Richard Guenther <rguenther@suse.de>
7834 PR tree-optimization/23109
7835 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7836 If trapping math is in effect, use post-dominator information
7837 to check if we'd in any case reach a trapping point before
7838 doing the reciprocal insertion.
7839 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7840 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7841 expressions are invariant only if trapping math is not in effect.
7843 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7845 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7846 cgraph_function_versioning): New declarations.
7847 * cgraphunit.c: Add include to ipa-prop.h.
7848 (update_call_expr, cgraph_copy_node_for_versioning,
7849 cgraph_function_versioning): New functions.
7850 * integrate.c (copy_decl_for_inlining): Remove.
7851 * ipa-prop.h (ipa_replace_map): New struct.
7852 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7853 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7854 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7855 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7856 ipcp_iterate_stage, ipcp_method_scale_print,
7857 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7858 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7859 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7860 ipcp_update_bb_counts, ipcp_update_profiling,
7861 ipcp_update_edges_counts): New functions.
7862 (ipcp_method_cval_init): Remove restriction regarding local methods.
7863 (ipcp_init_stage): Add ipcp_method_compute_scale.
7864 (ipcp_insert_stage): Add versioning.
7865 (ipcp_structures_print): Add ipcp_method_scale_print.
7866 (ipcp_driver): Dump profiling info.
7867 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7868 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7869 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7870 (struct inline_data): Add versioning_p, ipa_info, new fields.
7871 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7872 declare_return_variable): Replace calls to copy_decl_for_inlining with
7874 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7876 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7877 Add argument VERSIONING.
7878 (copy_arguments_for_versioning, copy_static_chain,
7879 function_versionable_p, tree_versionable_function_p,
7880 tree_function_versioning, replace_ref_tree): New functions.
7881 * tree-inline.h: Include varray.h.
7882 (tree_versionable_function_p, tree_function_versioning,
7883 tree copy_decl_for_dup): New declarations.
7885 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7887 * ipa-cp.c: New file. Contains IPCP specific functionality.
7888 * ipa-prop.h: New file. Contains structures/definitions that can be
7889 used by several interprocedural data flow optimizations (and also IPCP).
7890 * ipa-prop.c: New file.
7891 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7892 * common.opt: Add ipa-cp flag.
7893 * timevar.def: Add IPCP optimization.
7894 * tree-optimize.c (init_tree_optimization_passes): Schedule
7896 * tree-pass.h (pass_ipa_cp): Declare.
7898 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7900 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7901 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7902 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7903 config/i386/i386.c, config/mips/mips.h,
7904 config/rs6000/rs6000.h, config/sh/sh.c,
7905 config/stormy16/stormy16.c: Fix comment typos.
7907 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7910 * c-typeck.c (build_binary_op): Use common_type wrapper on
7912 (common_type): Update comment.
7914 2005-07-31 Steven Bosscher <stevenb@suse.de>
7917 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7918 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7919 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7921 2005-07-31 Jan Hubicka <jh@suse.cz>
7923 * pretty-print.h (pp_widest_integer): New macro.
7924 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7927 2005-07-31 Jan Hubicka <jh@suse.cz>
7929 * output.h (enum section_category): Export from varasm.c
7930 (categorize_decl_for_section): Likewise.
7931 * varasm.c (enum section_category): Kill.
7932 (categorize_decl_for_section): Make global.
7933 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7935 * i386.c (ix86_section_threshold): New static variable.
7936 (ix86_in_large_data_p, ix86_encode_section_info,
7937 x86_64_elf_unique_section,
7938 x86_64_elf_select_section): New functions.
7939 (TARGET_ENCODE_SECTION_INFO): Define
7940 (override_options): Enable medium model for PIC.
7941 (ix86_expand_prologue): Expand gen_set_got_rex64.
7942 (legitimate_constant_p): Handle new UNSPECs.
7943 (legitimate_pic_address_disp_p): Likewise.
7944 (legitimize_pic_address): Lower MEDIUM model addressing.
7945 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7946 (enum cmodel): Add MEDIUM_PIC.
7947 (SYMBOL_REF_FAR_ADDR_P): New macro.
7948 (SYMBOL_FLAG_FAR_ADDR): New flag.
7949 * i386.md (movdi): Support medium model.
7950 (set_got_rex64): New pattern.
7951 * i386.opt (mlarge-data-threshold): New flag.
7952 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7953 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7954 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7955 TARGET_ASM_UNIQUE_SECTION): New.
7957 * invoke.texi (-mlarge_data_threshold): Document
7959 2005-07-31 Jan Hubicka <jh@suse.cz>
7961 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7962 (coalesce_vars): Likewise.
7963 * tree-ssa-live.c (coalesce_cost): New.
7964 (build_tree_conflict_graph): Use coalesce_cost.
7965 * tree-ssa-live.h (coalesce_cost): Declare.
7967 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7969 * arm.md (all peepholes for post-increment operations): Delete.
7970 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7971 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7972 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7973 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7974 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7976 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7978 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7981 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7984 * doc/invoke.texi: Document -rdynamic.
7986 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7989 * c-parser.c (c_parser_parms_list_declarator): Call
7990 mark_forward_parm_decls.
7991 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7992 decls with visibility structure.
7994 2005-07-30 Paul Brook <paul@codesourcery.com>
7996 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7998 2005-07-30 Paul Brook <paul@codesourcery.com>
8000 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8002 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8004 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8006 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8009 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8010 nested function declarators.
8011 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8012 (grokparms): Call warn_if_shadowing for parameters used within the
8014 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8015 not used within the parameter list.
8016 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8018 2005-07-30 Jan Hubicka <jh@suse.cz>
8020 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8021 * i386.c (ix86_fixup_binary_operands): Likewise.
8022 (ix86_expand_unary_operator): Likewise.
8023 (ix86_expand_fp_absneg_operator): Likewise.
8024 * optabs.c (expand_vec_cond_expr): Validate dest.
8026 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8029 * real.c (real_from_string): Also set last bit if there is a
8030 nonzero hex digit beyond GCC's internal precision after ".".
8032 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8034 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8035 define_constants. Change duplicate values to unassigned numbers.
8036 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8037 (*altivec_vspltsf): New.
8038 (altivec_vperm_v4sf): Delete.
8039 (altivec_vperm_<mode>): Use mode macro V.
8040 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8041 (altivec_predicate_v4sf): Delete.
8042 (altivec_predicate_<mode>): Use mode macro V.
8043 (*altivec_lvesfx): New.
8044 (*altivec_stvesfx): New.
8045 (vec_realign_load_v4sf): Delete.
8046 (vec_realign_load_<mode>): Use mode macro V.
8047 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8050 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8053 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8055 * configure: Regenerated.
8057 2005-07-29 Paul Brook <paul@codesourcery.com>
8059 * doc/install.texi: Add link to GFortran binaries wiki page.
8061 2005-07-29 David Ung <davidu@mips.com>
8063 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8064 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8065 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8066 * config/mips/mips.md (cpu): Add 5kf name.
8067 (includes): Includes 5k.md.
8068 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8069 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8072 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8075 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8076 (cleanup_tree_cfg): ... here.
8077 Call cleanup_tree_cfg_1 until there are no more cleanups to
8080 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8082 * tree-vrp.c (compare_range_with_value): Return true or false
8083 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8084 EQ_EXPR respectively.
8086 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8088 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8091 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8093 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8094 (tree_ssa_dominator_optimize): Increment it.
8095 (dump_dominator_optimization_stats): Print it.
8097 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8098 Steven Bosscher <stevenb@suse.de>
8100 PR rtl-optimization/23117
8101 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8102 when head == tail. Tidy comment.
8104 2005-07-28 Richard Henderson <rth@redhat.com>
8106 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8107 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8108 * jump.c (rtx_renumbered_equal_p): Likewise.
8109 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8110 CONST_INT and CONST_DOUBLE.
8111 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8112 * reload.c (operands_match_p): Special case CONST_INT and
8113 CONST_DOUBLE; check mode earlier.
8115 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8118 * c-typeck.c (convert_for_assignment): Do not check
8119 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8121 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8124 * c-typeck.c (composite_type): Prefer constant size arrays to
8127 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8130 * real.c (real_from_string): Set last bit if there is a nonzero
8131 hex digit beyond GCC's internal precision.
8133 2005-07-28 Richard Henderson <rth@redhat.com>
8136 * cfgcleanup.c (try_forward_edges): Watch out for end of
8139 2005-07-28 James E Wilson <wilson@specifixinc.com>
8142 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8144 2005-07-28 Jan Hubicka <jh@suse.cz>
8146 * Makefile.in (rtl-profile.o): Kill all traces of it.
8147 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8148 * coverage.h (rtl_coverage_counter_ref): Kill.
8149 * opts.c (flag_speculative_prefetching_set): Kill.
8150 (flag_loop_optimize_set): New.
8151 (common_handle_option): Disable loop optimizer when profiling;
8152 do not handle speculative prefetching.
8153 * passes.c (init_optimization_passes): Replace pass_profiling combo
8154 by branch_prob pass.
8155 * profile.c (compute_value_histograms): Update for simplified value
8157 (rtl_register_profile_hooks): Kill.
8158 (pass_profiling): Kill.
8159 (rest_of_handle_branch_prob): Do not profile.
8160 * toplev.c (process_options): Remove speculative prefetching.
8161 * toplev.h (flag_tree_based_profiling): Kill.
8162 * tree-profile.c (prepare_instrumented_value,
8163 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8164 tree_gen_one_value_profiler, do_tree_profiling): Update for
8165 simplified datastructures.
8166 * value-prof.c: Add comment that speculative prefetching was dropped;
8167 update rest of file for simplified datastructures.
8168 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8169 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8170 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8171 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8172 rtl_mod_subtract, gen_speculative_prefetch,
8173 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8174 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8175 (gate_handle_value_profile_transformations,
8176 rest_of_handle_value_profile_transformations,
8177 pass_value_profile_transformations): Kill.
8178 * value-prof.h (histogram_value_t): Remove IL based unions.
8179 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8180 rtl_profile_hooks): Remove hooks.
8182 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8184 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8185 (cgraph_clone_node): Likewise.
8186 * cgraph.h (cgraph_clone_edge): Update prototype.
8187 (cgraph_clone_node): Likewise.
8188 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8190 (lookup_recursive_calls): Consider profile.
8191 (cgraph_decide_recursive_inlining): Fix updating; use new
8192 probability argument; use profile.
8193 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8194 * tree-inline.c (copy_bb): Update clal of clone_edge.
8195 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8197 * invoke.texi (min-inline-recursive-probability): Document.
8199 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8201 * doc/install.texi (Configuration): Update Valgrind homepage.
8203 2005-07-28 Richard Henderson <rth@redhat.com>
8206 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8207 labels we want to delete.
8208 (cfg_layout_merge_blocks): Likewise.
8210 2005-07-28 Richard Henderson <rth@redhat.com>
8213 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8214 when expanding to nothing.
8216 2005-07-28 Josh Conner <jconner@apple.com>
8218 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8219 (cgraph_decide_inlining_of_small_functions): Likewise.
8221 2005-07-28 Josh Conner <jconner@apple.com>
8223 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8224 direction of badness if negative.
8225 (cgraph_default_inline_p): Add reason to parameters, and assign it
8227 (cgraph_decide_inlining_of_small_functions): New parameter in call
8228 to cgraph_default_inline_p.
8229 (cgraph_decide_inlining_incrementally): Likewise.
8230 * cgraphunit.c (decide_is_function_needed): Likewise.
8231 * cgraph.h (cgraph_default_inline_p): Likewise.
8233 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8235 * builtins.c: Fix comment typo(s).
8236 * genautomata.c: Likewise.
8237 * gimplify.c: Likewise.
8238 * tree-dfa.c: Likewise.
8239 * tree-flow-inline.h: Likewise.
8240 * tree-into-ssa.c: Likewise.
8241 * tree-ssa-alias.c: Likewise.
8242 * tree-ssa-ccp.c: Likewise.
8243 * tree-ssa-copy.c: Likewise.
8244 * tree-ssa-dce.c: Likewise.
8245 * tree-ssa-dom.c: Likewise.
8246 * tree-ssa-operands.c: Likewise.
8247 * tree-tailcall.c: Likewise.
8248 * tree-vectorizer.c: Likewise.
8249 * tree-vrp.c: Likewise.
8252 2005-07-28 Jeff Law <law@redhat.com>
8254 * tree-vrp.c (test_for_singularity): Extracted from ...
8255 (simplify_cond_using_ranges): Attempt to simplify a relational
8256 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8258 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8260 PR tree-optimization/22506
8261 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8262 phis whose argument is constant.
8264 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8266 PR rtl-optimization/18992
8267 Back out this patch:
8268 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8269 PR optimization/12142
8270 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8271 uses of the register in the SET_SRC. Remove unnecessary argument.
8273 Replace it with this:
8274 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8275 if flag_non_call_exceptions is set and the insn may trap, pass
8276 pc_rtx as dest for recursion.
8277 In SET_SRC part of SET case, if dest is already set, pass it down
8280 2005-07-28 Jan Hubicka <jh@suse.cz>
8282 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8283 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8284 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8286 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8287 profile when available.
8289 2005-07-28 Jan Beulich <jbeulich@novell.com>
8291 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8292 (ia64_print_operand): Describe and handle 'X'.
8293 (ia64_register_move_cost): Also handle FP_REGS.
8294 (ia64_preferred_reload_class): Likewise.
8295 (ia64_secondary_reload_class): Likewise.
8296 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8297 it. Also check for ITANIUM_CLASS_FLDP.
8298 * config/ia64/ia64.h (FP_REGNO_P): New.
8299 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8300 (reg_class): Add FP_REGS.
8301 (REG_CLASS_NAMES): Adjust for it.
8302 (REG_CLASS_CONTENTS): Likewise.
8303 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8304 (REG_CLASS_FROM_LETTER): Handle 'x'.
8305 (CLASS_MAX_NREGS): Handle FP_REGS.
8306 (MEMORY_MOVE_COST): Likewise.
8307 * config/ia64/ia64.md (itanium_class): Add fldp.
8308 (type): Handle fldp.
8309 (movti_internal): More allowable operand combinations. Use ldfp8 when
8310 splitting unnecessary. Remove predicable attribute. Adjust
8311 itanium_class attribute.
8312 (smuldi3_highpart): Remove outdated comment.
8313 (mulditi3, umulditi3, rotlti3): New expanders.
8314 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8315 (absti2): Disabled new insn for future reference.
8316 Respective new splitters.
8317 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8318 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8319 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8321 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8323 PR rtl-optimization/23047
8324 * simplify-rtx.c (simplify_const_relational_operation): Respect
8325 flag_wrapv for comparisons with ABS.
8327 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8329 PR tree-optimization/22493
8330 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8331 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8333 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8335 * config/frv/frv.opt (moptimize-membar): New.
8337 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8339 * config/frv/frv.h: Remove machine_function definition.
8341 * config/frv/frv.c (struct frv_io): New.
8342 (struct machine_function): Moved from frv.h. Add has_membar_p.
8343 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8344 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8345 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8346 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8347 (frv_reorg): Call frv_optimize_membar when appropriate.
8348 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8349 (frv_expand_builtin): Adjust calls accordingly.
8350 (frv_io_address_cookie): New function.
8351 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8352 load or store rather than a special insn. Add ccnstant address and
8353 io-type operands to the membar.
8354 (frv_ifcvt_modify_tests): Unsign regno.
8355 (frv_ifcvt_modify_tests): Same.
8357 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8358 UNSPEC_OPTIONAL_MEMBAR constant.
8359 (builtin_read_<mode>): Delete.
8360 (builtin_write_<mode>): Delete.
8361 ("optional_membar_<mode>"): Add operand.
8363 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8364 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8365 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8366 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8367 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8368 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8369 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8370 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8371 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8373 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8375 * df.c (df_uses_record): Handle SCRATCH.
8377 2005-07-28 Steven Bosscher <stevenb@suse.de>
8380 * passes.c (rest_of_decl_compilation): If decl is a type and
8381 we have encountered errors, don't emit debug information.
8383 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8385 * params.def: Fixed comment.
8387 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8390 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8391 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8392 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8394 2005-07-27 Steven Bosscher <stevenb@suse.de>
8397 * varasm.c (assemble_start_function): Don't do anything that may
8398 require a CFG if the current function is a thunk.
8400 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8402 * doc/install.texi (Prerequisites): Mention that perl is needed
8403 to do export control in libstdc++ targetting Darwin.
8405 2005-07-27 Steven Bosscher <stevenb@suse.de>
8407 PR rtl-optimization/17808
8408 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8409 (sched_insns_conditions_mutex_p): Split out from...
8410 (add_dependence): ...here. But don't call it from here.
8411 (add_dependence_list): Check sched_insns_conditions_mutex_p
8412 before calling add_dependence.
8413 (add_dependence_list_and_free): Likewise.
8414 (fixup_sched_groups): Likewise.
8415 (sched_analyze_1): Likewise.
8416 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8417 (sched_analyze): Likewise.
8418 (sched_analyze_insn): Likewise.
8419 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8420 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8421 dependencies on all COND_EXEC insns to jumps ending basic blocks
8422 when doing intrablock scheduling.
8423 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8425 2005-07-27 Jeff Law <law@redhat.com>
8427 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8428 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8429 equivalency sets, correctly handle the case were vr0 has an
8430 equivalency set, but vr1 does not.
8432 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8434 PR tree-optimization/23073
8435 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8436 vect_print_dump_info before fprintf.
8438 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8440 PR tree-optimize/22348
8441 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8442 Fold the partial computation.
8444 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8446 PR tree-optimization/22325
8447 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8449 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8451 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8452 (force_var_cost): ... this function.
8453 (compute_phi_arg_on_exit): Export.
8455 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8457 PR tree-optimization/20773
8458 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8461 2005-07-27 Richard Guenther <rguenther@suse.de>
8463 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8464 Avoid pushing again if current struct contains only
8465 fields we decomposed.
8467 2005-07-27 Jan Hubicka <jh@suse.cz>
8469 PR tree-optimization/22574
8470 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8473 * tree-tailcall.c (decrease_profile): New function.
8474 (eliminate_tail_call): Use it.
8476 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8477 visibility flags correctly in whole program mode.
8479 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8481 PR rtl-optimization/22472
8482 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8484 2005-07-26 Steven Bosscher <stevenb@suse.de>
8486 PR tree-optimization/22504
8487 * tree-complex.c (expand_complex_addition): Use 'code' instead
8488 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8490 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8492 * config.gcc (cpu_type): Add frv case.
8493 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8494 (supported_defaults): Add fr550 case.
8496 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8499 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8500 whether a pointer of type T * may point to objects of type T *.
8502 2005-07-26 DJ Delorie <dj@redhat.com>
8504 * configure: Regenerate.
8506 2005-07-26 Dale Johannesen <dalej@apple.com>
8508 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8510 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8512 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8513 Clarify use of "build" in name.
8515 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8517 * doc/extend.texi (Raw read/write Functions): New section.
8518 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8519 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8520 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8521 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8522 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8523 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8524 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8525 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8526 * config/frv/frv.c: Add bdesc_loads global.
8527 Add bdesc_stores global.
8528 (frv_init_builtins): Add support for __builtin_{read/write}*.
8529 (frv_volatile_memref): New.
8530 (frv_expand_load_builtin): New.
8531 (frv_expand_store_builtin): New.
8532 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8533 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8534 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8535 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8536 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8537 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8538 (builtin_read_<mode>): New.
8539 (builtin_write_<mode>): New.
8540 (builtin_write64): New.
8541 (optional_membar_<mode>): New.
8543 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8545 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8546 (rather than units) against HOST_BITS_PER_WIDE_INT.
8548 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8550 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8551 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8552 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8553 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8556 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8557 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8558 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8560 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8562 2005-07-26 Richard Guenther <rguenther@suse.de>
8564 PR tree-optimization/22486
8565 * fold-const.c (fold_unary): Fold away useless component
8566 references of the form (T *)&T.x, if the address
8569 2005-07-25 James E Wilson <wilson@specifixinc.com>
8571 * dwarf2out.c (add_call_src_coords_attributes): New.
8572 (gen_inlined_subroutine_die): Call it.
8573 (maybe_emit_file, init_file_table): Add comments.
8574 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8576 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8577 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8578 * tree.h (BLOCK_SOURCE_LOCATION): New.
8579 (struct tree_block): New field locus.
8581 2005-07-26 Andreas Schwab <schwab@suse.de>
8583 PR rtl-optimization/23043
8584 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8585 when allocating a struct unoccr.
8587 2005-07-25 Richard Henderson <rth@redhat.com>
8590 * tree-complex.c (gate_no_optimization): True if errors.
8591 * Makefile.in (tree-complex.o): Update dependencies.
8593 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8595 * config/frv/predicates.md (integer_register_operand): Use
8598 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8601 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8603 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8605 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8607 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8608 types when flag_unsafe_math_optimizations is true.
8610 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8612 * gcc.c (option_map): Add --sysroot.
8613 (process_command): Handle --sysroot.
8614 (display_help): Document it.
8615 * doc/cppopts.tex (-isysroot): Document.
8616 * doc/invoke.texi (--sysroot): Document.
8617 * doc/install.texi (--with-build-sysroot): Document.
8619 * Makefile.in (inhibit_libc): New variable.
8620 (INHIBIT_LIBC_CFLAGS): Likewise.
8621 (LIBGCC2_CFLAGS): Include
8622 $(INHIBIT_LIBC_CFLAGS).
8623 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8624 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8625 ($(T)crtend.o): Likewise.
8626 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8627 ($(T)crtendS.o): Likewise.
8628 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8629 ($(T)crtendT.o): Likewise.
8630 (stmp-fixinc): Do not complain about missing headers if
8632 * configure.ac (inhibit_libc): Set it to true/false.
8633 (--with-build-sysroot): New option. Use it to set
8635 * configure: Regenerated.
8637 2005-07-25 Manfred Hollstein <mh@suse.com>
8639 * calls.c (store_one_arg): Fix unsigned comparison warning.
8641 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8644 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8645 (ggc_print_statistics): Initialize variable before use.
8647 2005-07-25 Richard Guenther <rguenther@suse.de>
8649 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8650 calling with a PHI_NODE argument.
8652 * tree-flow-inline.h (overlap_subvar): Protect against
8655 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8657 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8658 * configure: Regenerate.
8660 2005-07-25 Ira Rosen <irar@il.ibm.com>
8662 * expr.c (highest_pow2_factor): Make extern.
8663 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8664 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8665 record_array_differ_p, array_ptr_differ_p): Likewise.
8666 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8667 additional cases. Call the above functions.
8668 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8669 base_object_differ_p when there are two base objects. Otherwise, compare
8670 base address and offset. Call may_alias_p.
8671 (dump_data_reference): Use a correct field name.
8672 (analyze_array): Make static. Initialize new data-ref fields.
8673 (analyze_indirect_ref): New function.
8674 (init_data_ref): Initialize new data-ref fields.
8675 (strip_conversion): Moved from tree-vect-analyze.c.
8676 (analyze_offset_expr, get_ptr_offset, address_analysis,
8677 object_analysis): Likewise.
8678 (analyze_offset): New function.
8679 (create_data_ref): Likewise.
8680 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8681 dimensions for ARRAY_REFs only.
8682 (build_classic_dist_vector): Make static.
8683 (access_functions_are_affine_or_constant_p): Call macro to get the
8684 address of access functions.
8685 (compute_all_dependences): Add new parameter
8686 compute_self_and_read_read_dependences. Compute self and read-read
8687 dependences if it is true.
8688 (find_data_references_in_loop): Call create_data_ref. Initialize new
8690 (compute_data_dependences_for_loop): Add new parameter
8691 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8692 compute nb_loops. Call compute_all_dependences,
8693 build_classic_dist_vector and build_classic_dir_vector with correct
8695 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8696 with correct parameters. Compare dimensions for ARRAY_REFs only.
8697 (free_data_refs): Call macro to free access functions.
8698 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8699 fields from stmt_vinfo.
8700 (struct base_object_info): New structure.
8701 (struct data_reference): Move fields to base_object_info. Add fields
8702 first_location and object_info for above structures. Move fields from
8703 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8704 aligned_to. Add macros to access the new fields.
8705 Update functions declarations.
8706 * tree-flow.h (is_aliased_with): Declare.
8707 * tree-loop-linear.c (linear_transform_loops): Call
8708 compute_data_dependences_for_loop with correct parameters.
8709 * tree-ssa-alias.c (is_aliased_with): New function.
8710 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8711 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8712 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8713 vect_base_addr_differ_p, compute_subscript_distance and
8714 build_classic_dist_vector. Add printings. Check absolute value of
8716 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8718 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8719 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8720 to bytes. Add printing.
8721 (vect_compute_data_refs_alignment): Go through loads and stores in one
8723 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8724 vect_analyze_data_ref_access): Likewise.
8725 (vect_analyze_pointer_ref_access): Remove.
8726 (vect_address_analysis, vect_object_analysis): Likewise.
8727 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8728 and analyze data-refs in the loop.
8729 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8730 fields of data-ref instead of stmt. Add init to the offset from the
8732 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8733 (vect_update_init_of_dr): Likewise.
8734 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8735 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8737 (new_loop_vec_info): Initialize new fields.
8738 (destroy_loop_vec_info): Free new fields.
8739 (vect_strip_conversion): Remove.
8740 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8741 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8742 datarefs. Add new field ddrs.
8743 Add macros for the new fields access.
8744 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8745 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8746 Remove their macros.
8747 * tree.h (highest_pow2_factor): Declare.
8749 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8751 * calls.c (store_one_arg): Check for sibling call MEM arguments
8752 from already clobbered incoming argument area.
8754 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8756 * c-common.c (check_missing_format_attribute): New.
8757 * c-common.h (check_missing_format_attribute): Likewise.
8758 * c-typeck.c (convert_for_assignment): Use it.
8760 2005-07-24 Andreas Schwab <schwab@suse.de>
8762 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8763 register use a word move. Correct operand of ext.w in 68000 code.
8765 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8767 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8768 variables as declarations, rather than definitions.
8770 2005-07-24 Ira Rosen <irar@il.ibm.com>
8772 PR tree-optimization/22526
8773 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8776 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8778 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8779 that C99 reserve for future use. Use it to define clog10,
8780 clog10f and clog10l.
8782 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8784 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8785 * configure.ac: Check for -Wmissing-format-attribute.
8787 * configure: Regenerate.
8789 2005-07-23 Richard Henderson <rth@redhat.com>
8791 PR tree-optimization/22623
8792 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8794 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8797 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8799 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8801 * Makefile.in (C_TREE_H): Update dependencies.
8802 * c-tree.h: Include toplev.h.
8803 * diagnostic.h (diagnostic_set_info): Add format attribute.
8804 * rtl-error.c (diagnostic_for_asm): Likewise.
8806 2005-07-23 Chao-ying Fu <fu@mips.com>
8808 * config/mips/mips-dsp.md: New file.
8809 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8810 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8812 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8813 MIPS_BUILTIN_BPOSGE32.
8814 (mips_expand_builtin_direct): Add one parameter to indicate that
8815 builtin functions need to return a value.
8816 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8818 (mips_regno_to_class): Add classes for 12 new DSP registers.
8819 (mips_subword): Change to check four HI registers.
8820 (mips_output_move): Output move to and from 6 new DSP accumulators.
8821 (override_options): Make sure -mdsp and -mips16 are not used together.
8822 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8824 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8826 (print_operand): Add 'q' for printing DSP accumulators.
8827 (mips_cannot_change_mode_class): Check ACC_REGS.
8828 (mips_secondary_reload_class): Check ACC_REGS.
8829 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8830 (mips_register_move_cost): Check ACC_REGS.
8831 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8832 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8833 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8834 (dsp_bdesc): New array.
8835 (bdesc_arrays): Add DSP builtin function table.
8836 (mips_prepare_builtin_arg): Check predicate again after
8838 (mips_expand_builtin): Add one more parameter to
8839 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8840 MIPS_BUILTIN_BPOSGE32.
8841 (mips_init_builtins): Initialize new function types.
8842 (mips_expand_builtin_direct): Check if builtin functions need to
8843 return a value and pass operands properly.
8844 (mips_expand_builtin_bposge): New function.
8845 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8846 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8847 (FIRST_PSEUDO_REGISTER): Increase to 188.
8848 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8849 Update for 12 new DSP registers.
8850 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8851 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8852 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8853 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8854 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8855 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8856 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8857 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8858 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8859 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8860 (REGISTER_NAMES): Add names for 12 new DSP registers.
8861 * config/mips/mips.md: Include mips-dsp.md.
8862 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8863 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8864 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8865 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8866 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8867 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8868 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8869 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8870 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8871 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8872 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8873 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8874 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8875 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8876 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8877 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8878 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8879 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8880 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8881 (UNSPEC_RDDSP): New constants.
8882 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8883 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8885 * config/mips/mips.opt (-mdsp): New option.
8886 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8887 (reg_imm10_operand): New predicates.
8888 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8889 * doc/invoke.texi (-mdsp): Document new option.
8891 2005-07-22 DJ Delorie <dj@redhat.com>
8893 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8895 * tree-inline.c (inlinable_function_p): Likewise.
8897 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8900 * toplev.c (check_global_declarations): Do not mark undefined
8901 variables as DECL_IGNORED_P.
8902 * varasm.c (first_global_object_name): GTY it.
8903 (weak_global_object_name): Likewise.
8904 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8905 a string to go into {weak,first}_global_object_name.
8907 2005-07-22 DJ Delorie <dj@redhat.com>
8909 * c-format.c (check_function_format): Change warning control
8910 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8912 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8914 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8915 &PTR->FLD a dereference of PTR.
8916 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8917 a potential dereference of PTR.
8919 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8921 PR rtl-optimization/20370
8922 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8923 call allocate_reg_info if necessary.
8925 PR rtl-optimization/21848
8926 * calls.c (emit_library_call_value_1): For const functions, add
8927 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8929 PR rtl-optimization/22445
8930 * cselib.c (target.h): Include.
8931 (rtx_equal_for_cselib_p): Allow commutative matches.
8932 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8933 Remove MODE parameter. Changed all callers.
8935 PR rtl-optimization/22258
8936 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8938 (try_combine): Use likely_spilled_retval_p.
8940 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8942 * config.gcc: Add crx-elf support.
8944 * doc/contrib.texi: Mention crx.
8945 * doc/extend.texi: Document crx extensions.
8946 * doc/install.texi: Document crx install.
8947 * doc/invoke.texi: Document crx options.
8948 * doc/md.texi: Document crx constraints.
8950 * config/crx/crx-protos.h: New file.
8951 * config/crx/crx.c: New file.
8952 * config/crx/crx.h: New file.
8953 * config/crx/crx.md: New file.
8954 * config/crx/crx.opt: New file.
8955 * config/crx/t-crx: New file.
8957 2005-07-22 Manfred Hollstein <mh@suse.com>
8959 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8961 (int_add_graph_edge): Likewise.
8962 (collapse_nodes): Likewise.
8963 (process_unification_queue): Likewise.
8965 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8966 Laurent GUERBY <laurent@guerby.net>
8968 PR tree-optimization/22336
8969 * function.c (record_block_change): Check for
8970 cfun->ib_boundaries_block.
8972 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8974 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8975 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8977 2005-07-21 DJ Delorie <dj@redhat.com>
8979 * toplev.c (warn_deprecated_use): Add warning control to warning
8981 * c-typeck.c (parser_build_binary_op): Likewise.
8982 (c_finish_if_stmt): Likewise.
8983 * c-common.c (check_function_sentinel): Likewise.
8984 (check_nonnull_arg): Likewise.
8986 2005-07-21 Richard Henderson <rth@redhat.com>
8989 * tree-complex.c (complex_ssa_name_components): New.
8990 (cvc_lookup): Allow entry not found.
8991 (create_components): Remove.
8992 (create_one_component_var, get_component_var): New.
8993 (get_component_ssa_name, set_component_ssa_name): New.
8994 (extract_component): Use get_component_ssa_name.
8995 (update_complex_components): Use set_component_ssa_name.
8996 (update_complex_components_on_edge): Likewise.
8997 (update_phi_components): Create new PHI nodes directly, instead
8998 of adding insns to edges.
8999 (tree_lower_complex): Allocate and free complex_variable_components
9000 and complex_ssa_name_components here.
9002 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9004 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9005 revert to returning false.
9007 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9010 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9012 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9015 * config/i386/i386.md (cmpxf): Change operand constraints
9016 to "nonmemory_operand".
9018 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9020 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9022 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9025 * fold-const.c (fold_build1): Add checksum for the operands.
9026 (fold_build2): Likewise.
9027 (fold_build3): Likewise.
9029 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9032 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9034 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9036 * common.opt (-fforward-propagate): Committed by mistake,
9039 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9041 * reg-stack.c: Fix comment typo(s).
9042 * tree-ssa-operands.c: Likewise.
9043 * tree-vectorizer: Likewise.
9045 2005-07-21 Nick Clifton <nickc@redhat.com>
9047 * config/sh/symbian.c: Replace C++ style line comments with C
9048 style line comments.
9049 (symbian_add_attribute): Do not use a ? operator on the LHS of
9051 (sh_symbian_handle_dll_attribute): Change the type of the
9052 method vector to "VEC(tree,gc)*" and use vector accessor
9053 macros to walk over the elements.
9054 (symbian_export_vtable_and_rtti_p): Likewise.
9055 (symbian_class_needs_attribute_p): Likewise.
9057 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9060 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9061 initialize targetm.resolve_overloaded_builtin here.
9062 (altivec_expand_overloaded_builtin): Make it non-static.
9063 * config/rs6000/rs6000-protos.h
9064 (altivec_expand_overloaded_builtin): New prototype.
9065 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9066 targetm.resolve_overloaded_builtin here.
9067 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9069 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9070 Zdenek Dvorak <dvorakz@suse.cz>
9072 PR tree-optimization/19210
9073 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9075 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9076 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9077 rely on unproven assumptions.
9078 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9079 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9080 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9081 to number_of_iterations_exit.
9082 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9083 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9084 * tree-ssa-loop-niter.c (find_loop_niter,
9085 estimate_numbers_of_iterations_loop): Likewise.
9086 (number_of_iterations_exit): Honor the new options.
9087 * doc/invoke.texi (Wunsafe-loop-optimizations,
9088 funsafe-loop-optimizations): Document them.
9090 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9092 PR rtl-optimization/22167
9093 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9095 2005-07-20 Adam Nemet <anemet@lnxw.com>
9097 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9098 __do_global_dtors_aux longcall.
9100 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9102 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9103 (old_special_pred_table): Don't reference
9104 SPECIAL_MODE_PREDICATES.
9105 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9106 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9107 * config/sh/predicates.h: Don't mention
9108 SPECIAL_MODE_PREDICATES.
9109 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9112 2005-07-20 DJ Delorie <dj@redhat.com>
9114 * config.gcc: Add m32c-elf support.
9116 * doc/contrib.texi: Mention m32c.
9117 * doc/extend.texi: Document m32c extensions.
9118 * doc/install.texi: Mention m32c.
9119 * doc/invoke.texi: Document m32c options.
9120 * doc/md.texi: Document m32c constraints.
9122 * config/m32c/addsub.md: New file.
9123 * config/m32c/bitops.md: New file.
9124 * config/m32c/cond.md: New file.
9125 * config/m32c/jump.md: New file.
9126 * config/m32c/m32c-lib1.S: New file.
9127 * config/m32c/m32c-lib2.c: New file.
9128 * config/m32c/m32c-modes.def: New file.
9129 * config/m32c/m32c-pragma.c: New file.
9130 * config/m32c/m32c-protos.h: New file.
9131 * config/m32c/m32c.abi: New file.
9132 * config/m32c/m32c.c: New file.
9133 * config/m32c/m32c.h: New file.
9134 * config/m32c/m32c.md: New file.
9135 * config/m32c/m32c.opt: New file.
9136 * config/m32c/minmax.md: New file.
9137 * config/m32c/mov.md: New file.
9138 * config/m32c/muldiv.md: New file.
9139 * config/m32c/predicates.md: New file.
9140 * config/m32c/prologue.md: New file.
9141 * config/m32c/shift.md: New file.
9142 * config/m32c/t-m32c: New file.
9144 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9146 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9147 (stack_protect_set, stack_protect_test): New expanders.
9148 (stack_protect_set_si, stack_protect_set_si_media,
9149 stack_protect_set_di_media, stack_protect_test_si,
9150 stack_protect_test_si_media, stack_protect_test_di_media):
9153 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9155 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9157 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9159 * tree.h (tree_expr_nonzero_p): Export.
9160 * fold-const.c (tree_expr_nonzero_p): Likewise.
9161 Return true for CALL_EXPRs that are alloca calls.
9162 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9164 * tree-flow.h (expr_computes_nonzero): Remove.
9165 * tree-vrp.c (expr_computes_nonzero): Remove.
9166 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9167 (extract_range_from_unary_expr): Likewise.
9168 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9169 tree_expr_nonzero_p.
9171 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9173 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9174 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9175 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9176 All callers changed.
9177 (frame_related_constant_load): New arg "related" which controls
9178 setting of RTX_FRAME_RELATED_P. All callers changed.
9179 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9180 (bfin_expand_prologue): Add stack limit checking.
9181 * config/bfin/bfin.md (trapifcc): New pattern.
9183 * config/bfin/bfin.c: Include "langhooks.h".
9184 (def_builtin): Go through lang_hooks to call builtin_function.
9186 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9187 * config/bfin/predicates.md (symbol_ref_operand): New.
9188 (call_insn_operand): Delete. All callers changed to use
9189 register_no_elim_operand.
9190 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9192 (function_arg): Use it to generate the call's operand 2.
9193 (bfin_longcall_p): New function.
9194 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9195 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9196 determine if the address needs to be in a REG.
9197 (bfin_handle_longcall_attribute): New function.
9198 (bfin_attribute_table): Add "longcall" and "shortcall".
9199 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9200 (CUMULATIVE_ARGS): New member call_cookie.
9201 (PREDICATE_CODES): Add symbol_ref_operand.
9202 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9203 extra USE to the pattern.
9204 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9205 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9206 sibcall_value_insn; now the new patterns handle direct calls and the
9207 old ones indirect calls.
9208 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9210 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9212 * doc/trouble.texi: Update section on handling of empty loops.
9214 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9216 * config.gcc: Remove support for sparc-*-openbsd*,
9217 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9219 * config.host: Remove support for i860-*-sysv4* as a host.
9220 * config/i860/*, config/ip2k/*, config/ns32k/*,
9221 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9222 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9223 mention obsolete ports.
9225 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9227 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9229 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9230 of frame_pointer_rtx.
9231 (sh_expand_epilogue): Likewise.
9232 (sh_set_return_address): Likewise.
9233 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9234 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9235 offsets from FRAME_POINTER_REGNUM.
9236 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9237 (sh_register_names): Add initializer for sfp.
9238 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9239 (VALID_REGISTER_P): Likewise.
9240 (FIRST_PSEUDO_REGISTER): Update.
9241 (DWARF_FRAME_REGISTERS): Define.
9242 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9243 (HARD_FRAME_POINTER_REGNUM): Define.
9244 (FRAME_POINTER_REGNUM): Redefine.
9245 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9246 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9247 from FRAME_POINTER_REGNUM.
9248 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9249 FRAME_POINTER_REGNUM.
9250 (REG_CLASS_CONTENTS): Add sfp.
9251 (REG_ALLOC_ORDER): Likewise.
9252 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9253 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9254 of frame_pointer_rtx.
9255 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9257 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9259 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9260 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9261 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9263 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9266 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9268 Make CONSTRUCTOR use VEC to store initializers.
9269 * c-common.c (complete_array_type): Update to cope with VEC in
9271 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9272 (pp_c_constructor_elts): New function.
9273 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9274 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9275 struct constructor_stack, struct initializer_stack,
9276 constructor_elements, push_init_level, pop_init_level,
9277 add_pending_init, find_init_member, output_init_element): Update to
9278 cope with VEC in CONSTRUCTOR_ELTS.
9279 * coverage.c (build_fn_info_value, build_ctr_info_value,
9280 build_gcov_info): Likewise.
9281 * expr.c (categorize_ctor_elements_1, store_constructor,
9282 expand_expr_real_1): Likewise.
9283 * fold-const.c (fold_ternary): Likewise.
9284 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9285 gimplify_init_constructor, gimplify_expr): Likewise.
9286 * tree-dump.c (dequeue_and_dump): Likewise.
9287 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9289 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9291 * tree-sra.c (generate_element_init_1): Likewise.
9292 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9293 * tree-ssa-operands.c (get_expr_operands): Likewise.
9294 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9295 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9296 (get_initial_def_for_reduction): Likewise.
9297 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9298 value handle in annotations.
9299 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9300 tree_node_structure): Add support for constr_kind.
9301 (build_vector_from_ctor, build_constructor_single,
9302 build_constructor_from_list): New functions.
9303 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9304 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9305 Update to cope with VEC in CONSTRUCTOR_ELTS.
9306 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9307 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9308 CONSTRUCTOR_APPEND_ELT): New macros.
9309 (struct constructor_elt, struct tree_constructor): New data types.
9310 (union tree_node): Add tree_constructor field.
9311 * treestruct.def: Define TS_CONSTRUCTOR.
9312 * varasm.c (const_hash_1, compare_constant, copy_constant,
9313 compute_reloc_for_constant, output_addressed_constants,
9314 initializer_constant_valid_p, output_constant,
9315 array_size_for_constructor, output_constructor): Update to cope with
9316 VEC in CONSTRUCTOR_ELTS.
9317 * vec.h (VEC_empty, VEC_copy): New macros.
9319 2005-07-19 Devang Patel <dpatel@apple.com>
9321 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9323 2005-07-19 Richard Henderson <rth@redhat.com>
9326 * gimplify.c (gimplify_expr): Use main variant type for the temp
9327 destination for a discarded volatile read.
9328 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9329 casts between non-void types that change volatility.
9331 2005-07-15 DJ Delorie <dj@redhat.com>
9333 * toplev.h: Add comment about the first parameter for warning().
9334 * errors.h: Likewise.
9336 * c.opt (Wpragmas): New.
9337 * doc/invoke.texi: Document it.
9339 * function.c (do_warn_unused_parameter): Add warning control to
9341 * c-decl.c (warn_if_shadowing): Likewise.
9342 * c-lex.c (cb_def_pragma): Likewise.
9343 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9344 (pop_alignment): Likewise.
9345 (handle_pragma_pack): Likewise.
9346 (apply_pragma_weak): Likewise.
9347 (handle_pragma_weak): Likewise.
9348 (handle_pragma_redefine_extname): Likewise.
9349 (add_to_renaming_pragma_list): Likewise.
9350 (handle_pragma_extern_prefix): Likewise.
9351 (maybe_apply_renaming_pragma): Likewise.
9352 (handle_pragma_visibility): Likewise.
9354 * config/c4x/c4x-c.c (BAD): Likewise.
9355 (c4x_parse_pragma): Likewise.
9356 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9357 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9358 (rs6000_pragma_longcall): Likewise.
9359 * config/v850/v850-c.c (pop_data_area): Likewise.
9360 (ghs_pragma_section): Likewise.
9361 (ghs_pragma_section): Likewise.
9362 (ghs_pragma_interrupt): Likewise.
9363 (ghs_pragma_starttda): Likewise.
9364 (ghs_pragma_startsda): Likewise.
9365 (ghs_pragma_startzda): Likewise.
9366 (ghs_pragma_endtda): Likewise.
9367 (ghs_pragma_endsda): Likewise.
9368 (ghs_pragma_endzda): Likewise.
9370 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9371 Kenneth Zadeck <zadeck@naturalbridge.com>
9373 * Makefile.in: Removed tree-promote-statics.c
9374 * tree-promote-statics.c: Removed.
9375 * common.opt: Removed flag-promote-statics.
9377 * passes.c: Removed tree-promote-statics pass.
9378 * tree-pass.h: Ditto.
9379 * timevar.def: Removed TV_PROMOTE_STATICS.
9382 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9384 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9386 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9388 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9391 * c-common.c (check_function_arguments): Call
9392 'check_function_format' if either -Wformat or
9393 -Wmissing-format-attribute are specified.
9394 * c-format.c (check_function_format): Check -Wformat before
9395 calling 'check_format_info'.
9396 * c-opts.c (c_common_post_options): Don't warn for
9397 -Wmissing-format-attribute without -Wformat.
9398 * c-typeck.c (convert_for_assignment): Detect additional cases for
9399 -Wmissing-format-attribute.
9400 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9403 2005-07-19 Richard Guenther <rguenther@suse.de>
9405 * config/i386/i386.md (lrint<mode>2): Use temporary
9406 instead of clobbering non-existent memory.
9408 2005-07-19 Nick Clifton <nickc@redhat.com>
9410 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9411 statement to avoid displaying ASCII control characters.
9413 2005-07-19 Ben Elliston <bje@au.ibm.com>
9415 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9416 * cfganal.c (find_edge_index): Ditto.
9417 * combine.c (combine_instructions): Ditto.
9418 * ddg.c (create_scc): Ditto.
9419 (find_successors): Ditto.
9420 (find_predecessors): Ditto.
9421 (find_nodes_on_paths): Ditto.
9422 (longest_simple_path): Ditto.
9423 * flow.c (update_life_info): Ditto.
9424 (count_or_remove_death_notes): Ditto.
9425 (clear_log_links): Ditto.
9426 * modulo-sched.c (generate_reg_moves): Ditto.
9427 (find_max_asap): Ditto.
9428 (find_max_hv_min_mob): Ditto.
9429 (find_max_dv_min_mob): Ditto.
9430 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9431 * sched-rgn.c (extract_edgelst): Ditto.
9432 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9433 (dump_update_ssa): Ditto.
9434 (ssa_names_to_replace) Ditto.
9435 (switch_virtuals_to_full_rewrite): Ditto.
9436 (update_ssa): Ditto.
9437 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9439 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9441 Fix PR tree-optimization/22483
9443 * tree-complex.c (create_components): Use
9444 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9445 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9446 * tree-flow.h (safe_referenced_var_iterator): New structure.
9447 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9448 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9449 safe_referenced_var iterator.
9450 (add_type_alias): Ditto.
9452 2005-07-19 Steven Bosscher <stevenb@suse.de>
9454 * loop-init.c (rest_of_handle_loop2): Remove.
9455 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9456 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9457 (pass_rtl_loop_init, pass_rtl_loop_done,
9458 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9459 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9460 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9461 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9462 pass_tree_loop_done, and pass_tree_unswitch.
9463 (gate_loop): Rename to gate_tree_loop.
9464 * passes.c (init_optimization_passes): Update for renamed tree
9465 loop passes. Add the new loop2 passes as subpasses of loop2.
9466 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9467 Update for the renamed tree loop passes.
9469 2005-07-18 Ian Lance Taylor <ian@airs.com>
9472 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9473 blocks when optimizing.
9475 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9477 * common.opt (frename-registers): Initialize to 2.
9479 (fgcse-after-reload): Ditto.
9480 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9481 (process_options): Only change flag_web, flag_rename_registers,
9482 and flag_rerun_cse_after_loop if not explicitly set by user.
9484 2005-07-18 Jan Beulich <jbeulich@novell.com>
9486 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9487 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9488 in 64-bit mode the same as DImode in 32-bit mode.
9489 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9490 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9491 mode. Add new mode parameter.
9492 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9493 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9494 x86_64_shift_adj): New expanders.
9495 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9496 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9498 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9499 DImode shift splitters.
9500 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9501 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9504 2005-07-18 Jan Beulich <jbeulich@novell.com>
9506 * i386.md (movdi_extzv_1): New.
9507 (zero_extendhidi2): Combine alternatives and never force use of
9509 (zero_extendqidi2): Likewise. Don't restrict input selection.
9511 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9513 Fix PR tree-optimization/22531
9514 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9517 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9519 * tree-promote-statics.c (pass_promote_statics): Change dump file
9522 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9524 * tree-optimize.c (init_tree_optimization_passes): Add
9525 pass_eliminate_useless_stores pass.
9526 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9527 * tree-ssa-pre.c (is_copy_stmt): New function.
9528 (follow_copies_till_vuse): Ditto.
9529 (do_eustores): Ditto.
9530 (gate_eustores): Ditto.
9532 2005-07-16 Richard Henderson <rth@redhat.com>
9534 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9536 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9537 Kenneth Zadeck <zadeck@naturalbridge.com>
9539 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9540 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9541 ipa-type-escape.h, tree-promote-statics.c
9542 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9543 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9544 tree-promote-statics.c: new files.
9545 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9546 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9547 int nonlocal_set_p, mark_constant_function): Deleted.
9548 (rest_of_handle_cfg): Removed call to mark_constant_function.
9549 (nonoverlapping_component_refs_p): Added calls to support
9550 type based aliasing.
9551 * tree-ssa-alias.c (may_alias_p,
9552 compute_flow_insensitive_aliasing): Ditto.
9553 * calls.c (flags_from_decl_or_type): Removed reference to
9555 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9556 too many arguments. This is necessary for Spec 2000.
9557 * cgraph.h (const_function, pure_function): Removed.
9558 * common.opt: Added "fipa-pure-const", "fipa-reference",
9559 "fipa-type-escape", and "ftree-promote-static".
9561 * passes.c: Added ipa and tree-promote-statics passes.
9562 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9563 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9564 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9565 * tree-flow.h: Added exposed sra calls and addition of
9566 reference_vars_info field for FUNCTION_DECLS.
9567 * tree-pass.h: Added passes.
9568 * tree-sra.c: (sra_init_cache): New function.
9569 (sra_insert_before, sra_insert_after) Made public.
9570 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9572 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9573 aliasing. (may_alias_p): Added code to use type escape analysis to
9575 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9576 code to prune clobbers of static variables based on information
9577 produced in ipa-reference pass. Changed call clobbering so that
9578 statics are not marked as clobbered if the call does not clobber
9581 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9583 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9586 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9588 * doc/install.texi (*-*-solaris2*): Document recommended version
9589 of GNU binutils and mention GNU linker problem on Solaris 10.
9591 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9594 * c-decl.c (c_build_bitfield_integer_type): New function.
9595 (finish_struct): Call it.
9596 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9598 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9600 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9603 2005-07-16 Jan Hubicka <jh@suse.cz>
9605 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9606 (scale_bbs_frequencies_int): Watch roundoff errors.
9607 * predict.c (return_prediction): Initialize return_stmt.
9609 2005-07-16 Jan Hubicka <jh@suse.cz>
9611 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9612 after RTL profiling.
9614 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9617 * fold-const.c (build_range_check): Convert high/low to etype
9618 if we are only comparing against exp.
9620 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9622 Fix PR tree-optimization/22376
9623 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9625 (need_to_solve): New function.
9626 (compute_points_to_sets): Use it.
9628 2005-07-15 Jan Hubicka <jh@suse.cz>
9630 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9631 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9633 2005-07-15 Richard Guenther <rguenther@suse.de>
9635 * c-common.c (handle_flatten_attribute): New function.
9636 Add flatten function attribute.
9637 * doc/extend.texi: Document flatten function attribute.
9638 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9639 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9641 (cgraph_decide_inlining): Handle functions with flatten
9644 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9646 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9647 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9648 UNSPEC_XCHG, UNSPEC_AND): New.
9649 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9650 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9651 * config/rs6000/sync.md (FETCHOP): New code macro.
9652 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9654 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9655 (sync_compare_and_swap<mode>): Same.
9656 (sync_lock_test_and_set<mode>): Same.
9657 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9658 for QImode and HImode, and not PPC405.
9659 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9660 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9661 (sync_<fetchop>{si,di}_internal): New.
9662 (sync_nand{si,di}_internal): New.
9663 (sync_old_<fetchop>{si,di}_internal): New.
9664 (sync_old_nand{si,di}_internal): New
9665 (sync_new_<fetchop>{si,di}_internal): New.
9666 (sync_new_nand{si,di}_internal): New.
9667 (atomic_and{si,di}): New.
9668 (sync_new_nand{si,di}_internal): New.
9669 (atomic_and{si,di}): New.
9670 (sync_add<mode>_internal): Delete.
9671 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9672 (sync_sub<mode>_internal): Delte.
9673 (sync_subshort_internal): New.
9674 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9675 (sync_anddi_internal): Delete.
9676 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9677 (sync_booldi_internal): Delete.
9678 (sync_boolc<mode>_internal): Delete.
9679 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9680 (sync_boolc<mode>_internal2): Delete.
9681 (sync_boolcc<mode>_internal): Delete.
9682 (isync, lwsync): Use unspec instead of unspec_volatile.
9683 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9684 Revert UNSPEC_VOLATILE.
9685 (rs6000_split_atomic_op): New.
9686 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9688 2005-07-14 Eric Christopher <echristo@redhat.com>
9690 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9691 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9693 2005-07-14 Eric Christopher <echristo@redhat.com>
9695 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9697 2005-07-14 Steven Bosscher <stevenb@suse.de>
9699 PR tree-optimization/22230
9700 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9701 the computation of the four cross productions for "range op range".
9703 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9704 Ulrich Weigand <uweigand@de.ibm.com>
9707 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9710 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9712 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9714 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9716 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9718 2005-07-14 Richard Guenther <rguenther@suse.de>
9721 * config/i386/i386-protos.h (ix86_function_value): Change
9722 prototype to match new target hook.
9723 * config/i386/i386.c (ix86_value_regno): Change prototype
9724 to take extra type argument.
9725 (TARGET_FUNCTION_VALUE): Define.
9726 (ix86_function_ok_for_sibcall): Pass extra argument to
9727 ix86_value_regno, check return slot rtx for exact match.
9728 (ix86_function_value): Take extra parameter. Dispatch to
9729 ix86_value_regno with fndecl/fntype as provided.
9730 (ix86_value_regno): Handle extra type argument.
9731 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9733 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9734 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9735 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9736 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9737 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9739 2005-07-14 Richard Guenther <rguenther@suse.de>
9741 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9742 * calls.c (expand_call): Pass fntype to hard_function_value.
9743 (emit_library_call_value_1): Likewise.
9744 * explow.c: Include target.h.
9745 (hard_function_value): Take extra argument, the fntype.
9746 Use new target hook for function_value.
9747 * expr.h (hard_function_value): Change prototype.
9748 * function.c (aggregate_value_p): Pass 0 as fntype to
9749 hard_function_value.
9750 (assign_parms): Use new target hook for function_value.
9751 Pass 0 as fntype to hard_function_value.
9752 (expand_function_end): Likewise.
9753 * reg-stack.c: Include target.h.
9754 (stack_result): Use new target hook for function_value.
9755 * target-def.h: New target hook function_value.
9756 * target.h: Likewise.
9757 * targhooks.c (default_function_value): New function.
9758 * targhooks.h (default_function_value): Declare.
9760 2005-07-13 Ian Lance Taylor <ian@airs.com>
9762 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9764 2005-07-14 Jan Hubicka <jh@suse.cz>
9766 * tree-dfa.c (dump_variable): Use default_def function.
9767 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9768 * tree-ssa.c (verify_use): Likewise.
9769 * tree-ssanames.c (release_ssa_name): Likewise.
9770 * tree-tailcall.c (eliminate_tail_call): Likewise.
9771 (tree_optimize_tail_calls_1): Likewise.
9772 * tree-vrp.c (get_value_range): Likewise.
9774 2005-07-14 Ben Elliston <bje@au.ibm.com>
9776 * gcc.c (main): Compare language[0] with '*' when iterating over
9779 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9781 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9782 "s390_emit_compare". Add handling of CCZ1mode.
9783 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9784 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9786 (s390_branch_condition_mask): Add CCZ1mode handling.
9787 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9788 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9789 Use CCZ1mode instead of CCZmode.
9790 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9792 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9794 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9796 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9798 2005-07-13 Eric Christopher <echristo@redhat.com>
9800 * config/mips/mips.c (mips_canonicalize_comparison): New.
9801 (mips_emit_int_relational): Use.
9803 2005-07-13 Eric Christopher <echristo@redhat.com>
9805 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9807 * config/s390/s390.md: Include tpf.md. Move tpf specific
9809 * config/s390/tpf.md: To here.
9810 * config/s390/s390.opt: Move tpf specific options...
9811 * config/s390/tpf.opt: to here. Add mmain option.
9812 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9813 * config/s390/tpf.h: Rewrite.
9815 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9817 * doc/tm.texi: Remove @xref{Cross-profiling}.
9819 2005-07-13 Jeff Law <law@redhat.com>
9821 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9822 expressions, test their _DECL operands for pointer equality rather
9823 than using operand_equal_p.
9825 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9827 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9828 (TARGET_POSIX_IO): This.
9829 * config/darwin.h: Likewise.
9830 * config/freebsd.h: Likewise.
9831 * config/linux.h: Likewise.
9832 * config/lynx.h: Likewise.
9833 * config/netbsd.h: Likewise.
9834 * config/rs6000/linux64.h: Likewise.
9835 * config/rs6000/linux.h: Likewise.
9836 * config/s390/tpf.h: Likewise.
9837 * config/sh/embed-elf.h: Likewise.
9838 * config/sparc/linux64.h: Likewise.
9839 * config/sparc/linux.h: Likewise.
9840 * config/svr4.h: Likewise.
9841 * gcov-io.h: Likewise.
9843 * doc/tm.texi: Updated.
9845 * libgcov.c (create_file_directory): Defined only if
9846 TARGET_POSIX_IO is defined.
9847 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9850 2005-07-13 Jan Hubicka <jh@suse.cz>
9852 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9854 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9856 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9857 structure as argument.
9859 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9861 PR tree-optimization/21921
9862 * tree-iterator.c (tsi_link_before): Support the case when
9863 tsi_end_p (tsi) == true.
9865 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9867 PR tree-optimization/22442
9868 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9871 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9873 PR rtl-optimization/20376
9874 * toplev.c (process_options): Enable -fweb and -frename-registers when
9876 * doc/invoke.texi: Update the information about when -fweb and
9877 -frename-registers are enabled.
9879 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9882 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9883 if *rhs_p is not a SSA_NAME.
9885 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9887 Fix PR tree-optimization/22422
9888 * tree-ssa-structalias.c (struct variable_info): Add flag for
9890 (get_varinfo): Now a static function.
9891 (new_varinfo): init has_union and is_special_var to false.
9892 (solution_set_add): Check has_union.
9893 (do_da_constraint): Move temporary variable so it gets reset
9895 Also check for special variable.
9896 (do_ds_constraint): Ditto.
9897 (do_sd_constraint): Ditto.
9898 (do_structure_copy): Check for special variable.
9899 (find_func_aliases): Ditto.
9900 (init_base_vars): Set special vars properly.
9902 2005-07-13 Jan Hubicka <jh@suse.cz>
9904 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9907 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9908 (get_expr_operands): Fix thinko wrt flags and subvars.
9910 PR tree-optimize/22379
9911 * tree-inline.c (expand_call_inline): Do not output sorry in early
9914 2005-07-12 Dale Johannesen <dalej@apple.com>
9916 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9918 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9921 * host-linux.h: Include limits.h.
9923 2005-07-12 Dale Johannesen <dalej@apple.com>
9925 * expr.c (compress_float_constant): Add cost check.
9926 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9928 2005-07-12 Dale Johannesen <dalej@apple.com>
9930 * gcc.target/i386/compress-float-sse.c: New.
9931 * gcc.target/i386/compress-float-sse-pic.c: New.
9932 * gcc.target/i386/compress-float-387.c: New.
9933 * gcc.target/i386/compress-float-387-pic.c: New.
9934 * gcc.dg/compress-float-ppc.c: New.
9935 * gcc.dg/compress-float-ppc-pic.c: New.
9937 2005-07-12 Eric Christopher <echristo@redhat.com>
9939 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9941 * config/s390/s390.md: Include tpf.md. Move tpf specific
9943 * config/s390/tpf.md: To here.
9944 * config/s390/s390.opt: Move tpf specific options...
9945 * config/s390/tpf.opt: to here. Add mmain option.
9946 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9947 * config/s390/tpf.h: Rewrite.
9949 2005-07-12 Eric Christopher <echristo@redhat.com>
9951 * gcc.c (struct infile): Update comment for language.
9952 (main): Rewrite input file resetting code.
9954 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9957 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9958 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9959 (lookup_avail_expr): Use constant_boolean_node instead
9960 of boolean_false_node/boolean_true_node.
9962 2005-07-12 Ben Elliston <bje@au.ibm.com>
9964 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9965 and use it when printing num_edges.
9967 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9969 * doc/extend.texi (Blackfin Built-in Functions): New section.
9970 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9973 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9975 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9976 s/cmpstrsi/cmpstrnsi
9977 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9979 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9980 (init_optabs): Initialize cmpstrn_optab.
9981 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9982 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9983 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9984 * config/i386/i386.md: s/cmpstr/cmpstrn
9985 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9986 * doc/md.texi: Update documentation.
9988 2005-07-11 Richard Henderson <rth@redhat.com>
9990 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9991 build_va_arg_indirect_ref.
9992 (alpha_gimplify_va_arg): Likewise.
9993 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9994 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9995 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9996 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9997 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9998 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10000 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10002 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10004 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10005 * passes.c (init_optimization_passes): Add pass_empty_loop.
10006 * tree-pass.h (pass_empty_loop): Declare.
10007 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10008 try_remove_empty_loop, remove_empty_loops): New functions.
10009 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10010 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10012 2005-07-12 Peter Barada <peter@the-baradas.com>
10014 PR middle-end/16719
10015 PR middle-end/18421
10016 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10017 in address registers.
10018 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10019 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10020 alternative of addsi3_5200.
10022 2005-07-11 Ian Lance Taylor <ian@airs.com>
10024 * config/mips/mips.md (ffs<mode>2): Remove.
10026 2005-07-11 Ian Lance Taylor <ian@airs.com>
10028 * doc/tree-ssa.texi (Cleanups): Improve description of
10030 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10032 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10034 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10035 * tree.h (DECL_ARGUMENT_FLD): New macro.
10037 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10039 Fix PR tree-optimization/22404
10041 * tree-ssa-structalias.c (create_variable_info_for): Use
10044 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10046 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10047 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10048 for second comparison operand.
10049 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10051 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10052 (define_insn_reservation "alu"): Likewise.
10053 (csync, ssync): Now of type sync.
10054 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10055 -mcsync-anomaly -mspecld-anomaly.
10056 * config/bfin/bfin.opt (mcsync): Remove.
10057 (mcsync-anomaly, mspecld-anomaly): Add.
10058 * config/bfin/bfin.c: Include "insn-codes.h".
10059 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10060 (TARGET_DEFAULT_TARGET_FLAGS): New.
10061 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10063 2005-07-11 Steven Bosscher <stevenb@suse.de>
10065 * basic-block.h: Give the BB flags enum a name, bb_flags.
10066 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10067 * cfgcleanup.c (enum bb_flags): Remove here.
10068 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10069 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10070 (update_forwarder_flag): Likewise.
10071 (thread_jump): Likewise.
10072 (try_forward_edges): Likewise.
10073 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10074 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10075 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10077 2005-07-11 Richard Guenther <rguenther@suse.de>
10079 * config/i386/i386.opt: New target option -msseregparm.
10080 * config/i386/i386.c (override_options): Error out for
10081 -msseregparm but no SSE support.
10082 (ix86_function_sseregparm): Check for global sseregparm.
10083 * doc/invoke.texi: Document -msseregparm.
10085 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10087 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10088 (m32rle-*-linux*): Ditto.
10090 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10092 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10093 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10096 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10098 PR middle-end/22239
10100 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10101 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10103 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10105 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10106 (varmap): Heapify varmap.
10107 (constraints): Heapify constraints.
10108 (struct constraint_graph): Heapify succs and preds.
10109 (constraint_vec_find): Update for heapification.
10110 (constraint_set_union): Ditto.
10111 (insert_into_complex): Ditto.
10112 (constraint_edge_vec_find): Ditto.
10113 (erase_graph_self_edge): Ditto.
10114 (add_graph_edge): Ditto.
10115 (get_graph_weights): Ditto.
10116 (merge_graph_nodes): Ditto.
10117 (build_constraint_graph): Ditto.
10118 (topo_visit): Ditto.
10119 (solve_graph): Ditto.
10120 (create_variable_info_for): Ditto.
10121 (init_base_vars): Ditto.
10122 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10123 (condese_varmap_nodes): Free complex vector.
10124 (clear_edges_for_node): Clear succs and preds vector.
10126 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10128 * tree-ssa-structalias.c (update_alias_info): Change counting of
10129 references to not include vdefs.
10131 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10133 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10134 (up_insert): Ditto.
10136 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10138 * pa.c (pa_commutative_p): Make PLUS commutative when
10139 TARGET_NO_SPACE_REGS is true.
10141 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10143 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10144 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10145 * tree-dfa.c (dump_subvars_for): New.
10146 (debug_subvars_for): New.
10147 (dump_variable): Show subvariables if VAR has them.
10148 * tree-flow-inline.h (get_subvar_at): New.
10149 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10150 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10152 (struct subvar): Change fields offset and size to unsigned
10154 (dump_subvars_for): Declare.
10155 (debug_subvars_for): Declare.
10156 (get_subvar_at): Declare.
10157 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10158 to unsigned HOST_WIDE_INT *.
10159 (overlap_subvar): Likewise.
10160 * tree-gimple.c (is_gimple_reg): Always return false for
10161 SFTs and memory tags.
10162 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10163 Update all callers.
10164 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10165 (compute_may_aliases): Call compute_points_to_sets.
10166 (collect_points_to_info_for): Remove.
10167 (compute_points_to_and_addr_escape): Remove.
10168 (delete_alias_info): Call delete_points_to_sets.
10169 (compute_flow_sensitive_aliasing): If the call to
10170 find_what_p_points_to returns false, call set_pt_anything.
10171 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10172 (set_pt_anything): Clear pi->pt_vars.
10173 (set_pt_malloc): Remove.
10174 (merge_pointed_to_info): Remove.
10175 (add_pointed_to_expr): Remove.
10176 (add_pointed_to_var): Remove.
10177 (collect_points_to_info_r): Remove.
10178 (is_escape_site): Make extern.
10180 (create_overlap_variables_for): Call it.
10181 * tree-ssa-copy.c (merge_alias_info): Never merge
10182 flow-sensitive alias information.
10183 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10184 offset and size to be unsigned HOST_WIDE_INT.
10185 (add_to_addressable_set): Rename from note_addressable.
10186 Set TREE_ADDRESSABLE as the variables are added to the set.
10188 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10189 operands into VUSEs when adding V_MAY_DEFs for members in an
10191 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10192 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10193 (struct variable_info): Add bitfield is_heap_var.
10194 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10195 (new_var_info): Initialize is_heap_var.
10196 (get_constraint_for): Add HEAP variables to the symbol table.
10197 Mark them with is_heap_var.
10198 (update_alias_info): New. Taken mostly from the old
10199 compute_points_to_and_addr_escape.
10200 (handle_ptr_arith): New.
10201 (find_func_aliases): Call update_alias_info.
10202 Call handle_ptr_info for tcc_binary expressions.
10203 Call mark_stmt_modified.
10204 (create_variable_info_for): If DECL has subvars, do not create
10205 variables for its subvars. Always add all the fields.
10206 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10207 SFTs, then add all the SFTs of the structure.
10208 If VI->DECL is an aggregate with subvariables, add the SFT at
10210 (find_what_p_points_to): If VI is an artificial variable,
10211 translate to bitfields in SSA_NAME_PTR_INFO.
10212 If the solution is empty, set pi->pt_vars to NULL
10213 (init_base_vars): Create ANYOFFSET.
10214 (compute_points_to_sets): Rename from create_alias_vars.
10216 (pass_build_pta): Remove.
10217 (delete_points_to_sets): Rename from delete_alias_vars.
10218 (pass_del_pta): Remove.
10219 * tree-ssa-structalias.h (struct alias_info): Move from
10221 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10222 NUM_REFERENCES_SET): Likewise.
10223 (compute_points_to_sets, delete_points_to_sets): Declare.
10225 2005-07-09 Richard Henderson <rth@redhat.com>
10227 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10228 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10229 alpha_split_lock_test_and_set_12): New functions.
10230 * config/alpha/alpha-protos.h: Update.
10231 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10232 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10233 * config/alpha/sync.md (I12MODE): New.
10234 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10235 (sync_<fetchop_name><I48MODE>): Likewise.
10236 (sync_nand<I48MODE>): Likewise.
10237 (sync_old_<fetchop_name><I48MODE>): Likewise.
10238 (sync_new_<fetchop_name><I48MODE>): Likewise.
10239 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10240 (sync_compare_and_swap<I48MODE>): Likewise.
10241 (sync_lock_test_and_set<I48MODE>): Likewise.
10242 (sync_compare_and_swap<I12MODE>): New.
10243 (sync_compare_and_swap<I12MODE>_1): New.
10244 (sync_lock_test_and_set<I12MODE>): New.
10245 (sync_lock_test_and_set<I12MODE>_1): New.
10247 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10251 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10253 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10255 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10256 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10258 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10261 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10263 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10265 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10266 memory_operand constraint.
10267 (store_conditional_<mode>): Same.
10268 (sync_compare_and_swap<mode>): Same.
10269 (sync_lock_test_and_set<mode>): Same.
10271 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10273 Rewrite PIC support to more closely model actual instructions.
10274 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10275 (cris_symbol): Remove prototypes for removed functions.
10276 (cris_pic_symbol_type_of, cris_valid_pic_const)
10277 (cris_expand_pic_call_address): Prototypes for new functions.
10278 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10280 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10282 <case ':'>: Add case for new punctuation character.
10283 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10284 emitting (extra) PIC modifier.
10285 <case UNSPEC>: Do not assert for PLT.
10286 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10287 (cris_expand_prologue, cris_expand_epilogue): Check
10288 for pic_offset_table_rtx usage instead of taking
10289 current_function_uses_pic_offset_table as the final word.
10290 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10291 Remove flag_pic difference.
10292 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10293 the moral equivalents of...
10294 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10296 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10297 (cris_handle_option): Mark ARG as unused.
10298 (cris_expand_pic_call_address): New worker function for "call",
10300 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10301 output PIC constructs here.
10302 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10303 as symbol-specific modifers, not whole or part of operands.
10304 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10305 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10306 constants and flag_pic.
10307 (CONSTANT_INDEX_P): Adjust for new functions.
10308 (enum cris_pic_symbol_type): New helper type.
10309 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10310 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10311 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10313 ("movsi"): Emit actual instructions for GOT and relative access.
10314 ("*movsi_got_load"): New pattern to set up the register holding
10316 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10317 Adjust FIXME for 'S'.
10318 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10319 Use "movs" for -fpic cases.
10320 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10321 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10322 ("call", "call_value"): Just call cris_expand_pic_call_address for
10324 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10325 Remove special pattern.
10326 ("*expanded_call_side", "*expanded_call_value_side"): New
10328 (gotplt-to-plt, gotplt-to-plt-side-call)
10329 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10331 * config/cris/cris/predicates.md
10332 ("cris_general_operand_or_gotless_symbol"): Remove unused
10334 ("cris_general_operand_or_symbol"): Adjust for new functions.
10336 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10338 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10340 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10342 * Makefile.in (TREE_H): Add treestruct.def.
10343 (c-decl.o): Add pointer-set.h
10344 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10345 visibility on regular DECL's.
10346 (merge_decls): Fix the copying of decl nodes of various types for
10347 the new structures. Don't update RTL, section name, weak status,
10348 etc, on DECL's without RTL.
10349 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10350 Don't check volatile on non-variable types.
10351 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10352 to check whether we have seen arguments.
10353 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10354 flag is checked before field (flag is common, field is not).
10355 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10356 TS_DECL_COMMON could have an origin.
10357 (add_location_or_const_value_attribute): Don't check section name
10358 on non-var/function decls.
10359 (dwarf2out_var_location): Reverse order of tests.
10360 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10361 with DECL_WRTL_CHECK.
10362 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10363 * fold-const.c (fold_binary): Don't check weakness on
10364 non-var/function decls.
10365 (tree_expr_nonzero_p): Ditto.
10366 (fold_checksum_tree): Use tree_decl_extra as sizeof
10368 * ggc-page.c (extra_order_size_table): Add sizes for
10369 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10371 * gimplify.c (gimplify_bind_expr): Only set
10372 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10373 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10375 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10376 * langhooks.h (init_ts). New langhook.
10377 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10378 * print-tree.c (print_node): Update to only print fields that
10379 exist in the structures the passed decl has.
10380 * toplev.c (wrapup_global_declarations): Don't reset
10381 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10382 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10383 * tree-inline.c (remap_decl): Ditto.
10384 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10385 * tree-pretty-print.c (print_declaration): Don't print
10386 DECL_REGISTER on things that don't contain it.
10387 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10388 non-var/function decls.
10389 * tree.c (tree_contains_struct): New structure.
10390 (init_priority_for_decl): New hashtable.
10391 (tree_int_map): New structure.
10392 (tree_int_map_eq): New function.
10393 (tree_int_map_marked_p): Ditto.
10394 (tree_int_map_hash): Ditto.
10395 (tree_map): Move to tree.h.
10396 (tree_map_eq): Externalize.
10397 (tree_map_hash): Ditto.
10398 (tree_map_marked_p): Ditto.
10399 (init_ttree): Set up tree_contains_struct and call langhook.
10400 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10401 (tree_code_size): Update for new structures.
10402 (tree_node_structure): Update for new structures.
10403 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10405 (copy_node_stat): Copy init priority.
10406 (build_decl_stat): Ditto for visibility.
10407 (ts_enum_names): New.
10408 (tree_contains_struct_check_failed): New function.
10409 (decl_init_priority_lookup): Ditto.
10410 (decl_init_priority_insert): Ditto.
10411 * treestruct.def: New file.
10412 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10413 (CONTAINS_STRUCT_CHECK): Ditto.
10414 (tree_contains_struct_check_failed): New prototype.
10415 (DECL_CHECK): Removed.
10416 (DECL_MINIMAL_CHECK): New.
10417 (DECL_COMMON_CHECK): Ditto.
10418 (DECL_WRTL_CHECK): Ditto.
10419 (DECL_NON_COMMON_CHECK): Ditto.
10420 (DECL_WITH_VIS_CHECK): Ditto.
10421 (VAR_OR_FUNCTION_DECL_P): Ditto
10422 (struct tree_decl_minimal): New structure.
10423 (struct tree_decl_common): Ditto.
10424 (struct tree_decl_with_rtl): Ditto.
10425 (struct tree_decl_with_vis): Ditto.
10426 (struct tree_decl_non_common): Ditto.
10427 (struct tree_field_decl): Ditto.
10428 (struct tree_parm_decl): Ditto.
10429 (struct tree_var_decl): Ditto.
10430 (struct tree_function_decl): Ditto.
10431 (struct tree_const_decl): Ditto.
10432 (struct tree_result_decl): Ditto.
10433 (union tree_node): Add new structures.
10434 * var-tracking.c (track_expr_p): Reverse order of tests.
10436 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10438 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10440 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10441 * system.h: Poison FINALIZE_PIC.
10442 * doc/tm.texi (FINALIZE_PIC): Remove.
10444 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10447 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10448 to the correct type if we have a MODIFY_EXPR.
10450 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10452 PR tree-optimization/22360
10453 * tree.c (upper_bound_in_type): Fix calculations for casting
10454 to a non-wider signed type and casting a signed value to a
10455 wider unsigned type.
10456 (lower_bound_in_type): Fix calculations for casting to a
10457 non-wider signed type.
10459 PR tree-optimization/20139
10460 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10462 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10463 fold_cond_expr_cond.
10464 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10465 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10467 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10470 * tree-complex.c (expand_complex_libcall): Produce
10471 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10473 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10475 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10476 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10477 b" assert and inserted fastpath code for this case.
10478 (bitmap_ior): Removed "a != b" assert.
10480 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10482 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10483 (ENDFILE_SPEC): Likewise.
10484 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10486 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10487 a large stack frame at epilogue.
10489 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10491 * final.c: Include sdbout.h when required.
10493 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10495 * config.gcc (*-*-darwin*): Only one target-specific header file
10496 for generic darwin.
10497 (powerpc-*-darwin*): Add version-specific header files.
10498 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10499 * config.in: Regenerate.
10500 * configure: Regenerate.
10501 * gcc.c: Include xregex.h.
10502 (version_compare_spec_function): New.
10503 (spec_function): Add version-compare.
10504 (replace_outfile_spec_function): Reformat comment.
10505 (compare_version_strings): New.
10506 * config/darwin-c.c (version_as_macro): New.
10507 (builtin_define): New.
10508 (darwin_cpp_builtins): New.
10509 * config/darwin-protos.h (darwin_cpp_builtins): New.
10510 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10511 (LIB_SPEC): Make unconditional, update comment.
10512 (TARGET_C99_FUNCTIONS): Define.
10513 * config/darwin.opt: Sort.
10514 (mmacosx-version-min=): New.
10515 * config/darwin7.h: Delete.
10516 * config/darwin8.h: Delete.
10517 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10518 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10519 (TARGET_C99_FUNCTIONS): Define.
10520 * config/rs6000/darwin7.h: New.
10521 * config/rs6000/darwin8.h: New.
10522 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10523 (-mmacosx-version-min): Document.
10525 2005-07-07 Ian Lance Taylor <ian@airs.com>
10527 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10529 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10531 PR middle-end/22239
10532 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10534 2005-07-07 Khem Raj <kraj@mvista.com>
10536 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10537 in bytes, not words.
10539 2005-07-07 Paul Brook <paul@codesourcery.com>
10541 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10542 DEFAULT_FUNCTION_ARG_PADDING to upward.
10544 2005-07-07 Richard Henderson <rth@redhat.com>
10546 * function.c (locate_and_pad_parm): Record parameter alignment in
10547 stack_alignment_needed.
10549 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10551 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10552 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10553 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10554 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10555 (define_attr "type"): Add isync, sync, load_l, store_c.
10556 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10557 Create scratch volatile MEM.
10558 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10560 (load_locked_<mode>): New.
10561 (store_conditional_<mode>): New.
10562 (sync_compare_and_swap<mode>): Replace with splitter.
10563 (sync_lock_test_and_set<mode>): Replace with splitter.
10564 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10566 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10567 is ics. Attribute isync.
10568 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10570 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10571 and UNSPECV_SYNC_OP.
10572 (emit_unlikely_jump): New.
10573 (emit_load_locked): New.
10574 (emit_store_conditional): New.
10575 (rs6000_split_compare_and_swap): New.
10576 (rs6000_split_lock_test_and_set): New.
10577 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10578 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10579 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10580 rs6000_split_lock_test_and_set): Declare.
10581 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10582 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10583 store_c, isync, sync.
10585 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10587 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10588 filenames to gtyp-gen.h.
10589 (s-typ-gen): Use it in place of for loops.
10591 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10593 * hooks.c (hook_bool_rtx_int_false): New function.
10594 * hooks.h (hook_bool_rtx_int_false): Declare.
10595 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10596 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10597 * target.h (struct gcc_target): Add commutative_p member.
10598 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10599 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10600 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10601 (pa_commutative_p): New function.
10602 * jump.c (target.h): Include.
10603 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10604 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10606 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10608 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10609 (s390_expand_setmem): New.
10610 * config/s390/s390.c: Likewise.
10611 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10613 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10614 general_operand. Call new function "s390_expand_setmem".
10615 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10616 ("setmem_long", "*setmem_long"): ... this.
10618 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10620 * config/s390/s390.c: (optimization_options): Enable
10621 TARGET_MVCLE at -Os.
10622 * doc/invoke.texi: Document changes in default behaviour.
10623 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10625 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10627 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10628 defined by back-end.
10630 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10632 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10633 all sets in the pattern.
10634 * config/rs6000/rs6000.md (stack_protect_testsi,
10635 stack_protect_testdi): Likewise.
10637 2005-07-06 Jeff Law <law@redhat.com>
10639 * tree-vrp.c (simplify_using_ranges): Kill.
10640 (vrp_finalize): Remove call to simplify_using_ranges.
10641 (simplify_stmt_using_ranges): New function extracted from
10642 simplify_using_ranges.
10643 (simplify_div_or_mod_using_ranges): Likewise.
10644 (simplify_abs_using_ranges): Likewise.
10645 (simplify_cond_using_ranges): New function.
10646 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10647 * tree-ssa-propagate.c (substitute_and_fold): Call
10648 simplify_stmt_using_ranges if we have range information.
10650 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10652 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10653 ia64_flag_schedule_isns2.
10655 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10656 reading/writing general registers.
10657 (ia64_function_arg): Revert 2005-06-18 change.
10659 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10661 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10662 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10664 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10666 * function.c (expand_function_end): Revert part of 2005-06-27
10667 patch. Do sjlj_emit_function_exit_after after return_label.
10669 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10671 * doc/install.texi (--disable-libssp): New.
10673 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10675 * doc/invoke.texi: Update -fforce-mem documentation.
10676 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10677 code for -fforce-mem.
10678 * expmed.c: (store_bit_field,store_fixed_bit_field,
10679 extract_bit_field): Ditto.
10680 * expr.c: (convert_move): Ditto.
10681 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10682 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10683 emit_conditional_add,expand_float,expand_fix): Ditto.
10684 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10685 (common_handle_option): Issue warning when -fforce-mem specified.
10687 2005-07-06 Paul Brook <paul@codesourcery.com>
10689 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10691 * configure: Regenerate.
10693 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10695 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10697 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10699 Fix PR tree-optimization/22319
10700 Fix PR tree-optimization/22140
10701 Fix PR tree-optimization/22310
10703 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10704 variable sized types.
10705 Use correct type for intermediate structure on *a = *b structure
10708 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10710 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10712 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10713 (machine_function): Move typedef to...
10714 * config/rs6000/rs6000.c (machine_function): ... here. Add
10715 varargs_save_offset field.
10716 (rs6000_stack_t): Remove varargs_size field.
10717 (setup_incoming_varargs): Allocate varargs save area using
10718 assign_stack_local, try to make it as small as possible.
10719 Save offset from virtual_stack_vars_rtx to the save area
10720 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10721 instead of magic 8 when fp word byte size is used.
10722 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10723 instead of -RS6000_VARARGS_SIZE.
10724 (rs6000_stack_info, debug_stack_info,
10725 rs6000_initial_elimination_offset): Remove all traces of
10727 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10728 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10729 RS6000_VARARGS_AREA.
10731 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10733 PR tree-optimization/21963
10734 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10735 constant_multiple_of in the same way get_computation_cost_at does.
10737 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10739 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10740 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10741 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10742 and return its previous value.
10743 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10744 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10746 (stack_protect_set, stack_protect_test): New expanders.
10747 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10748 stack_protect_testdi): New insns.
10749 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10750 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10752 2005-07-06 Jeff Law <law@redhat.com>
10754 * tree-ssa-dce.c (cfg_altered): New global.
10755 (tree_dce_init): Initialize cfg_altered.
10756 (remove_dead_stmt): If we remove an edge in the CFG, then set
10758 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10761 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10763 * Makefile.in (stamp-collect-ld): Use
10764 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10765 ./collect-ld if it already exists.
10766 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10767 Don't remove ./nm if it already exists.
10769 2005-07-05 Devang Patel <dpatel@apple.com>
10771 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10772 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10773 * tree-vectorizer.c (vect_loop_location): New.
10774 (vect_print_dump_info): Use vect_loop_location.
10775 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10776 (vectorize_loops): Set vect_loop_location.
10777 * tree-vect-analyze.c (vect_analyze_offset_expr,
10778 vect_determin_vectorization_factor, vect_analyze_operations,
10779 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10780 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10781 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10782 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10783 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10784 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10785 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10786 vect_analyze_loop): Adjust vect_print_dump_info API.
10787 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10788 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10789 vect_finish_stmt_generation, vectorizable_assignment,
10790 vectorizable_operation, vectorizable_store, vectorizable_load,
10791 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10792 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10793 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10794 vect_transform_loop): Same.
10795 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10796 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10799 2005-07-05 Randolph Chung <tausq@debian.org>
10801 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10802 * configure: Regenerate.
10803 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10804 (pa_tls_referenced_p): Declare.
10805 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10806 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10807 (legitimize_tls_address): New.
10808 (hppa_legitimize_address): Handle TLS addresses.
10809 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10810 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10811 (emit_move_sequence): Handle TLS addresses.
10812 (pa_encode_section_info): Call default handler to handle common
10814 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10815 (CONSTANT_ADDRESS_P): Reject TLS operands.
10816 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10817 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10818 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10819 (UNSPEC_TLSLE): Define new constants.
10820 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10821 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10822 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10823 (tie_symbolic_operand, tle_symbolic_operand): New
10825 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10827 * aclocal.m4: Update macros for autoconf 2.59 style.
10828 * configure.ac: Likewise.
10830 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10832 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10833 (function_arg): Pass small aggregates in general registers on 32-bit
10835 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10837 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10839 * Makefile.in (final.o): Fix dependencies.
10841 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10845 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10846 * langhooks.c (lhd_expr_to_decl): New.
10847 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10849 (LANG_HOOKS_INITIALIZER): Update.
10850 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10851 expr_to_decl langhook.
10852 * c-tree.h (c_expr_to_decl): Declare.
10853 * c-typeck.c (c_expr_to_decl): New.
10854 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10856 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10858 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10861 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10862 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10864 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10866 * Makefile.in: Adjust dependencies.
10867 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10868 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10869 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10870 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10871 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10872 rest_of_compilation.
10874 * bb-reorder.c (gate_duplicate_computed_gotos,
10875 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10876 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10877 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10878 pass_partition_blocks): New.
10879 * bt-load.c (gate_handle_branch_target_load_optimize,
10880 rest_of_handle_branch_target_load_optimize,
10881 pass_branch_target_load_optimize): New.
10882 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10884 * cfglayout.c (pass_insn_locators_initialize): New.
10885 * cfgrtl.c (pass_free_cfg): New.
10886 * combine.c (gate_handle_combine, rest_of_handle_combine,
10887 pass_combine): New.
10888 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10889 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10890 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10891 * except.c (pass_set_nothrow_function_flags,
10892 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10894 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10895 rest_of_handle_shorten_branches, pass_shorten_branches,
10896 rest_of_clean_state, pass_clean_state): New.
10897 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10898 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10899 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10901 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10902 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10903 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10904 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10906 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10907 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10908 pass_rtl_ifcvt, gate_handle_if_after_combine,
10909 rest_of_handle_if_after_combine, pass_if_after_combine,
10910 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10911 pass_if_after_reload): New.
10912 * integrate.c (pass_initial_value_sets): New.
10913 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10914 pass_purge_lineno_notes): New.
10915 * mode-switching.c (rest_of_handle_mode_switching,
10916 pass_mode_switching): New.
10917 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10918 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10920 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10921 pass_loop_optimize): New.
10922 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10924 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10926 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10927 pass_postreload_cse): New.
10928 * profile.c (gate_handle_profiling, pass_profiling,
10929 rest_of_handle_branch_prob, pass_branch_prob): New.
10930 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10931 pass_split_before_regstack, gate_handle_split_before_regstack,
10932 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10933 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10934 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10935 pass_stack_regs): New.
10936 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10937 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10938 pass_stack_adjustments): New.
10939 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10940 pass_regrename): New.
10941 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10942 pass_delay_slots, gate_handle_machine_reorg,
10943 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10944 * rtl.h (extern void purge_line_number_notes): New.
10945 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10946 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10948 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10950 * value-prof.c (gate_handle_value_profile_transformations,
10951 rest_of_handle_value_profile_transformations,
10952 pass_value_profile_transformations): New.
10953 * var-tracking.c (gate_handle_var_tracking,
10954 pass_variable_tracking): New.
10955 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10957 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10958 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10959 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10960 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10961 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10962 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10963 rest_of_handle_gcse2, rest_of_handle_regmove,
10964 rest_of_handle_tracer, rest_of_handle_if_conversion,
10965 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10966 rest_of_handle_web, rest_of_handle_branch_prob,
10967 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10968 rest_of_handle_jump_bypass, rest_of_handle_combine,
10969 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10970 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10971 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10972 rest_of_handle_mode_switching, rest_of_handle_jump,
10973 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10974 rest_of_handle_flow2, rest_of_handle_jump2,
10975 rest_of_handle_peephole2, rest_of_handle_postreload,
10976 rest_of_handle_shorten_branches, rest_of_clean_state,
10977 rest_of_compilation): Remove.
10979 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10980 * passes.c (dump_flags, in_gimple_form, all_passes,
10981 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10982 register_dump_files, next_pass_1, last_verified, execute_todo,
10983 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10984 from tree-optimize.c.
10985 (init_optimization_passes): Moved from tree-optimize.c,
10986 adding the RTL optimizations.
10987 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10988 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10989 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10990 register_dump_files, next_pass_1, last_verified, execute_todo,
10991 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10992 init_tree_optimization_passes, ipa_passes): Delete.
10993 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10995 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10996 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10998 (ipa_passes): Remove.
10999 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11000 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11001 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11002 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11003 (dump_info_p, dump_flag): Moved to tree-dump.h.
11005 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11007 * passes.c (finish_optimization_passes): Use dump_begin
11008 and dump_end, TDI_end.
11009 (gate_rest_of_compilation): New.
11010 (pass_rest_of_compilation): Use it.
11011 (gate_postreload, pass_postreload): New.
11012 * toplev.c (general_init): Rename init_tree_optimization_passes.
11013 * toplev.h (init_tree_optimization_passes): Rename to
11014 init_optimizations_passes.
11015 * tree-dump.c (dump_flag): Make static.
11016 (dump_files): Remove RTL dumps.
11017 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11018 pass_cleanup_cfg, pass_free_cfg_annotations,
11019 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11020 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11021 * tree-pretty-print.c: Include tree-pass.h.
11022 * cgraph.c: Include tree-dump.h.
11024 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11026 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11027 Only fall back to saying it points to readonly memory if
11028 we can't do better.
11030 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11032 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11033 * config/m32r/m32r.c (m32r_compute_frame_size,
11034 m32r_expand_prologue): Take current_function_profile into
11035 account whenever we reference
11036 current_function_uses_pic_offset_table.
11037 (m32r_finalize_pic): Remove.
11038 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11040 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11042 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11043 instead of $<. Don't remove ./as if it already exists.
11045 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11048 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11049 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11050 for complex modes when generating code for PA 1.0.
11051 (VALID_FP_MODE_P): New macro.
11052 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11053 sets for all general and floating point modes. Align wide floating
11054 point modes to even register boundaries to comply with architectural
11056 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11057 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11058 (VALID_FP_MODE_P): New macro.
11059 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11060 sets for all general and floating point modes. Align wide floating
11061 point modes to even register boundaries to comply with architectural
11064 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11066 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11069 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11071 * tree-ssa-structalias.c: Don't include expr.h.
11073 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11075 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11078 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11080 Fix PR tree-optimization/22279
11082 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11085 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11087 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11089 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11091 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11092 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11093 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11094 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11095 config/stormy16/stormy16.c, config/v850/v850.c,
11096 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11097 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11098 Avoid "." or "\n" at end of diagnostics and capital letters at
11099 start of diagnostics.
11100 * combine.c, cse.c: Don't translate dump file output.
11101 * toplev.c (print_version): Only translate output if going to
11104 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11106 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11107 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11110 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11112 * pa.c (fix_range): Fix typo in comment.
11114 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11116 * tree-vrp.c (extract_range_from_assert): Replace
11117 fold (build (...)) with fold_build2.
11119 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11121 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11122 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11123 (format_types_orig, handle_format_attribute): Add support for
11126 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11128 * varasm.c (assemble_variable): Fix format specifier thinko.
11130 2005-07-03 Ira Rosen <irar@il.ibm.com>
11132 PR tree-optimization/22029 (and 22135)
11133 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11134 a phi node before calling dump_vops.
11136 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11138 * tree-dump.h (dump_string_field): Declare.
11139 * tree-dump.c: Use it instead of dump_string.
11140 (dump_string_field): Make non-static.
11142 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11144 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11145 up the minimal CFG stuff always when optimize > 0. Call
11146 split_all_insns_noflow in PIC case if needed.
11148 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11149 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11152 * c-decl.c (c_write_global_declarations): Dump contents of
11154 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11155 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11156 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11157 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11160 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11162 * c-common.h (GCC_DIAG_STYLE): Define.
11163 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11164 version for format checking to 4.1.
11165 * c-format.c: Include toplev.h after c-common.h.
11166 (enum format_type): Add gcc_tdiag_format_type.
11167 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11168 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11169 (format_types_orig): Add gcc_tdiag.
11170 (init_dynamic_diag_info): Support gcc_tdiag formats.
11171 (handle_format_attribute): Likewise.
11172 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11173 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11174 version for format checking to 4.1.
11175 (warning0, warning, error, pedwarn, sorry): Use
11176 ATTRIBUTE_GCC_DIAG.
11177 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11178 (finish_aliases_1): Do not use %qE.
11179 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11180 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11181 Correct format bugs.
11182 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11183 parameter to unsigned HOST_WIDE_INT.
11184 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11186 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11188 PR middle-end/21742
11189 * expr.c (write_complex_part): Use adjust_address for MEM.
11190 (read_complex_part): Same.
11192 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11194 Fix PR tree-optimization/22280
11196 * tree-sra.c (generate_element_init): Remove useless loop.
11198 2005-07-02 Richard Henderson <rth@redhat.com>
11200 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11202 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11204 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11206 PR middle-end/14490
11207 * fold-const.c (fold_binary): Handle the return value of
11208 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11209 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11211 2005-07-02 Jeff Law <law@redhat.com>
11213 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11214 a eliminate type conversion which feeds an equality comparison
11215 if the original type or either operand in the comparison is a
11218 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11220 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11221 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11223 * config/avr/avr.c: Do not use '`' as left quote.
11224 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11225 Remove "." from end of diagnostics. Make diagnostics start with
11228 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11229 Joseph S. Myers <joseph@codesourcery.com>
11231 * toplev.c (default_tree_printer): Handle setting location with
11233 * c-objc.common.c (c_tree_printer): Likewise.
11234 * c-format.c (gcc_diag_flag_specs): Add '+'.
11235 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11236 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11238 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11239 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11240 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11241 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11242 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11243 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11244 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11245 format arguments where %J is used without %D.
11247 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11249 * gcc.c (LINK_SSP_SPEC): Define.
11250 (link_ssp_spec): New variable.
11251 (LINK_COMMAND_SPEC): Add %(link_ssp).
11252 (static_specs): Add link_ssp_spec.
11253 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11254 * configure: Rebuilt.
11255 * config.in: Rebuilt.
11257 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11258 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11259 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11260 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11261 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11262 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11263 -0x7008(2) instead of reading __stack_chk_guard variable.
11264 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11266 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11267 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11268 if TARGET_THREAD_SSP_OFFSET is defined.
11269 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11270 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11273 2005-06-27 Richard Henderson <rth@redhat.com>
11274 * libgcc-std.ver (GCC_4.1.0): New.
11275 * libgcc.h (__stack_chk_guard): Declare.
11276 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11277 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11278 * mklibgcc.in (lib2funcs): Add them.
11280 2005-07-01 Richard Henderson <rth@redhat.com>
11282 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11283 void * before struct sigcontext *.
11284 (x86_fallback_frame_state): Likewise.
11286 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11288 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11290 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11293 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11294 we check for SSA_NAME for.
11296 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11298 Fix PR tree-optimization/22071
11300 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11302 (get_constraint_for_component_ref): Use it.
11304 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11307 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11308 print out the last new line.
11310 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11312 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11313 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11314 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11315 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11316 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11317 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11318 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11319 (enum reg_class): New member CC0_REGS.
11320 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11321 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11322 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11323 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11324 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11325 Adjust for register now described.
11327 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11330 * config/i386/i386.md (stack_protect_test_si,
11331 stack_protect_test_di): Add earlyclobber for scratch 3.
11332 * config/rs6000/rs6000.md (stack_protect_testsi,
11333 stack_protect_testdi): Add earlyclobber for scratch 3,
11334 remove earlyclobber from scratch 4.
11336 Older entries for 2005 can be found in ChangeLog-2005.