1 2005-12-10 Richard Sandiford <richard@codesourcery.com>
3 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
4 of EH_FRAME_SECTION_NAME into...
5 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
7 * except.c (default_exception_section): Delete, moving most
9 (switch_to_exception_section): ...this new function. Set
10 exception_section if it is still null, then switch to it.
11 (output_function_exception_table): Use switch_to_exception_section.
12 * varasm.c (exception_section, eh_frame_section): Update comments.
13 (get_section): Hoist use of SECTION_NAMED.
14 (init_varasm_once): Don't set exception_section and eh_frame_section.
15 * output.h (default_exception_section): Delete.
16 (default_eh_frame_section): Delete.
18 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
20 * config/bfin/bfin.c: Include "cgraph.h".
21 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
22 Return the reg that holds the pointer to the GOT.
23 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
26 2005-12-09 Diego Novillo <dnovillo@redhat.com>
28 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
29 recompute_tree_invarant_for_addr_expr.
30 Update uses everywhere.
32 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
34 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
35 (MULTILIB_DIRNAMES): Define.
37 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
40 * config/s390/s390.c (struct s390_address): New field literal_pool.
41 (s390_decompose_address): Compute literal_pool field. Do not
42 assume register %r13 is always (and solely) used as pool base.
43 (s390_extra_constraint_str): Use literal_pool field.
45 2005-12-09 Thiemo Seufer <ths@networkno.de>
47 * config/mips/mips.c (override_options): Don't allow too small
48 integers in FP registers.
50 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
52 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
53 targetm.binds_local_p to check for local function calls.
55 2005-12-09 Alan Modra <amodra@bigpond.net.au>
58 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
59 call_used_regs can't be used to save reg in another reg.
61 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
62 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
64 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
66 * except.c (output_ttype): Likewise.
67 * tree-object-size.c (collect_object_sizes_for): Likewise.
68 (check_for_plus_in_loops_1): Likewise.
69 (check_for_plus_in_loops): Likewise.
70 (compute_object_sizes): Use gcc_unreachable instead of abort.
72 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
74 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
75 (loop_end, loop_init, doloop_end): New insns.
76 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
77 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
78 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
79 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
80 * config/ms1/ms1.c: #include basic-block.h
81 (struct machine_function): Add has_loops field.
83 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
84 (struct loop_info, struct loop_work): New.
85 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
86 (ms1_reorg_loops): New loop optimization.
87 (ms1_machine_reorg): Call it.
88 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
90 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
92 PR tree-optimization/25248
93 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
94 evolution_of_loop from the failed attempt. Remove handling
97 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
99 * tree.h (DECL_EXTERNAL): Clarify documentation.
101 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
102 Jakub Jelinek <jakub@redhat.com>
105 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
106 argument. Don't drop outer ANDs.
107 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
108 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
110 * config/s390/predicates.md (setmem_operand): Remove.
111 (shift_count_operand): Rename to...
112 (shift_count_or_setmem_operand): ... this. Adjust
113 s390_decompose_shift_count caller.
114 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
115 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
116 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
117 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
118 rotl<mode>3_and, setmem_long_and): New insns.
119 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
120 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
121 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
122 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
123 of shift_count_operand.
124 (setmem_long): Use shift_count_or_setmem_operand instead of
127 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
128 Andreas Tobler <a.tobler@schweiz.ch>
130 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
133 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
135 * expr.c (force_operand): Use convert_to_mode for conversions.
137 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
139 * reload.h (reg_equiv_invariant): Declare.
140 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
141 register also when reg_equiv_invariant[R] is set.
143 2005-12-07 Richard Sandiford <richard@codesourcery.com>
144 Andreas Tobler <a.tobler@schweiz.ch>
146 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
148 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
150 * tree-ssa-pre.c (bitmap_set_and): New function.
151 (bitmap_set_and_compl): New function.
152 (bitmap_set_empty_p): New function.
153 (insert_extra_phis): New function.
154 (compute_avail): Use insert_extra_phis.
156 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
158 * config/s390/s390.c (s390_expand_atomic): New function.
159 Adjust comment of helper functions.
160 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
161 * config/s390/s390.md ("ATOMIC"): New code macro.
162 ("atomic"): Corresponding new code attribute.
163 ("sync_lock_test_and_set[hq]i",
164 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
166 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
168 * config/s390/s390.c (s390_expand_mask_and_shift,
169 struct alignment_context, init_alignment_context,
170 s390_expand_cs_hqi): New.
171 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
172 * config/s390/s390.md ("sync_compare_and_swaphi",
173 "sync_compare_and_swapqi"): New pattern.
175 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
177 Fix PR tree-optimization/25291
178 * tree-ssa-operands.c (add_call_clobber_ops): Remove
179 redundant and crashing check.
181 2005-12-08 Alan Modra <amodra@bigpond.net.au>
184 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
185 tests further when !strict && reload_in_progress.
186 (print_operand): Check that both operands of indexed address are regs.
187 (print_operand_address): Likewise.
188 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
189 (INT_REG_OK_FOR_BASE_P): Correct.
191 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
193 Preparation for PR rtl-optimization/20070 / part1
194 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
195 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
196 outgoing_edges_match.
197 (outgoing_edges_match): Use condjump_equiv_p.
198 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
200 * struct-equiv.c: New file.
201 (death_notes_match_p) New function, broken out of insns_match_p.
202 * Makefile.in (OBJS-common): Add struct-equiv.o.
203 (struct-equiv.o): New target.
205 2005-12-07 Richard Sandiford <richard@codesourcery.com>
207 * coretypes.h: Revert previous change.
208 * config/darwin.h: Revert previous reversion.
209 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
211 2005-12-07 Richard Sandiford <richard@codesourcery.com>
213 * coretypes.h (section): Provide dummy definition for target files.
214 * config/darwin.h: Revert previous change.
216 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
218 * doc/sourcebuild.texi (all.build, install-normal): Remove.
219 * configure.ac: Remove all.build and install-normal from target_list
220 * configure: Regenerate.
221 * Makefile.in (install): Don't depend on install-normal.
223 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
225 * Makefile.in: Document the use of stamps.
227 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
229 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
230 * Makefile.in: Add code to compute some dependencies on s-gtype
231 automatically. Remove the declaration of those dependencies.
233 2005-12-07 Richard Sandiford <richard@codesourcery.com>
235 * gcc/reload.c (push_secondary_reload): Fix typo:
236 s/insn_constraint/scratch_constraint/.
238 2005-12-07 Richard Sandiford <richard@codesourcery.com>
240 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
242 2005-12-07 Richard Sandiford <richard@codesourcery.com>
244 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
245 (alpha_elf_select_rtx_section): Return the selected section rather
246 than emitting assembly code.
247 (alpha_write_linkage): Emit a ".link" directive directly and then
248 set in_section to NULL.
249 (vms_asm_out_constructor): Use switch_to_section.
250 (vms_asm_out_destructor): Likewise.
251 (unicosmk_output_common): Set in_section to NULL instead of calling
252 the dummy common_section function.
253 (unicosmk_text_section): Delete in favor of...
254 (unicosmk_output_text_section_asm_op): ...this new function.
255 (unicosmk_data_section): Delete in favor of...
256 (unicosmk_output_data_section_asm_op): ...this new function.
257 (unicosmk_init_sections): New function.
258 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
259 (unicosmk_output_ssib): Set in_section to NULL instead of calling
260 the dummy ssib_section function.
261 (unicosmk_section_buf): Delete.
262 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
263 (unicosmk_data_section): Delete.
264 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
265 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
266 (SECTION_FUNCTION_TEMPLATE): Delete.
267 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
268 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
269 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
270 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
271 (TARGET_ASM_INIT_SECTIONS): Define.
272 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
273 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
274 (link_section, literals_section): Delete.
275 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
276 set in_section to NULL.
278 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
279 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
280 (COMMON_SECTION): Delete.
281 (TARGET_ASM_INIT_SECTIONS): Define.
282 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
283 the dummy common_section function.
284 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
285 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
286 between readonly_data_section and text_section to check whether
287 read-only data is being put in the text section.
288 (arm_output_function_epilogue): Use switch_to_section.
289 (arm_elf_asm_constructor): Likewise.
290 (thumb_call_via_reg): Replace call to in_text_section with
291 a comparison between in_section and text_section.
292 (arm_file_end): Use switch_to_section.
293 (aof_text_section): Delete in favor of...
294 (aof_output_text_section_asm_op): ...this new function.
295 (aof_data_section): Delete in favor of...
296 (aof_output_data_section_asm_op): ...this new function.
297 (aof_asm_init_sections): New function.
298 (zero_init_section): Moved from config/arm/aof.h.
299 (aof_dump_imports, aof_file_start): Use switch_to_section.
300 * config/arm/arm.h (thumb_call_via_label): Update comment.
301 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
302 (common_section): Delete.
303 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
304 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
305 global switch_to_section function instead of the old port-local one.
306 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
307 (SWITCH_TO_SECTION_FUNCTION): Delete.
308 (drectve_section): Redefine as a macro.
309 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
310 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
313 * config/avr/avr.c (progmem_section): New variable.
314 (avr_output_progmem_section_asm_op): New function.
315 (avr_asm_init_sections): New function.
316 (avr_output_addr_vec_elt): Use switch_to_section.
317 * config/avr/avr.h (progmem_section): Declare.
318 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
319 (READONLY_DATA_SECTION): Delete.
320 (TARGET_ASM_INIT_SECTIONS): Define.
321 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
322 * config/avr/avr-protos.h (progmem_section): Delete.
324 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
326 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
327 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
329 * config/darwin-sections.def: New file.
330 * config/darwin.c: Define all sections in darwin-sections.def.
331 (output_objc_section_asm_op, darwin_init_sections): New functions.
332 (machopic_output_indirection): Use switch_to_section.
333 (machopic_select_section): Return the selected section rather than
334 emitting assembly code. Replace the static function table with
335 inline conditional expressions. Update the tests of last_text_section
336 and move them into the FUNCTION_DECL block.
337 (machopic_select_rtx_section): Return the selected section rather than
338 emitting assembly code.
339 (machopic_asm_out_constructor, machopic_asm_out_destructor)
340 (darwin_file_end): Use switch_to_section.
341 * config/darwin.h: Use darwin-sections.def to declare sections.
342 (INIT_SECTION_ASM_OP): Remove empty definition.
343 (HAS_INIT_SECTION): Define this instead.
344 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
345 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
346 (TARGET_ASM_EH_FRAME_SECTION): Delete.
347 (TARGET_ASM_INIT_SECTIONS): Define.
348 * config/darwin-protos.h (darwin_init_sections): Declare.
349 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
350 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
351 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
352 (constructor_section, destructor_section, mod_init_section): Delete.
353 (mod_term_section): Delete.
354 (darwin_exception_section, darwin_eh_frame_section): Delete.
355 (machopic_select_section): Return a section.
356 (machopic_select_rtx_section): Likewise.
357 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
358 (const_section, const_coal_section, const_data_section): Delete.
359 (const_data_coal_section, data_coal_section, cstring_section): Delete.
360 (literal4_section, literal8_section, constructor_section): Delete.
361 (mod_init_section, mod_term_section, destructor_section): Delete.
362 (objc_class_section, objc_meta_class_section, objc_category_section)
363 (objc_class_vars_section, objc_instance_vars_section): Delete.
364 (objc_cls_meth_section, objc_inst_meth_section): Delete.
365 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
366 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
367 (objc_symbols_section, objc_module_info_section): Delete.
368 (objc_image_info_section, objc_protocol_section): Delete.
369 (objc_string_object_section, objc_constant_string_object_section)
370 (objc_class_names_section, objc_meth_var_names_section): Delete.
371 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
372 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
373 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
374 (darwin_exception_section, darwin_eh_frame_section): Delete.
375 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
377 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
378 (frv_asm_out_destructor): Likewise.
379 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
380 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
381 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
383 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
384 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
385 (data_section): Delete.
387 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
388 (DRECTVE_SECTION_FUNCTION): Delete.
389 (drectve_section): Redefine as a macro that sets in_section after
390 emitting the directive.
391 (SWITCH_TO_SECTION_FUNCTION): Delete.
392 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
393 in_text_section with comparison between in_section and text_section.
394 * config/i386/i386.c (x86_64_elf_select_section): Return the section
395 rather than emitting assembly code. Use get_named_section.
396 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
398 (machopic_output_stub): Use switch_to_section.
399 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
400 (nwld_named_section_asm_out_destructor): Use get_section and
403 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
404 rather than emitting assembly code.
405 (ia64_rwreloc_select_section): Likewise.
406 (ia64_rwreloc_select_rtx_section): Likewise.
407 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
408 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
410 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
411 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
413 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
414 section rather than emitting assembly code.
415 (iq2000_select_section): Likewise.
416 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
417 (sbss_section): Delete.
419 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
420 and get_named_section.
421 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
423 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
424 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
425 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
426 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
428 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
429 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
430 global switch_to_section function instead of the old port-local one.
431 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
432 (SWITCH_SECTION_FUNCTION): Delete.
433 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
434 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
435 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
436 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
438 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
439 global switch_to_section function instead of the old port-local one.
440 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
442 * config/mips/mips.c (mips_file_start): Update comment.
443 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
444 (mips_output_aligned_decl_common): Use switch_to_section.
445 (mips_select_rtx_section): Return the section rather than emitting
446 assembly code. Use get_named_section.
447 (mips_function_rodata_section: Likewise get_section.
448 (build_mips16_function_stub): Use switch_to_section.
449 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
450 (SDATA_SECTION_ASM_OP): Delete.
451 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
452 (EXTRA_SECTION_FUNCTIONS): Delete.
454 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
455 (mmix_asm_output_aligned_local): Use switch_to_section.
457 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
458 (som_one_only_readonly_data_section): New variables.
459 (pa_output_function_epilogue): Set in_section to NULL instead of
460 calling forget_section.
461 (output_deferred_plabels): Use select_section.
462 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
463 of calling forget_section.
464 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
465 (pa_asm_output_aligned_local): Use select_section.
466 (som_text_section_asm_op): Delete in favor of...
467 (som_output_text_section_asm_op): ...this new function.
468 (pa_som_asm_init_sections): New function.
469 (pa_select_section): Return the section rather than emitting
471 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
472 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
473 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
474 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
475 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
476 (som_readonly_data_section, som_one_only_readonly_data_section)
477 (som_one_only_data_section, forget_section): Delete.
478 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
479 (TARGET_ASM_INIT_SECTIONS): Define.
480 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
482 * config/rs6000/rs6000.c (read_only_data_section): New variable.
483 (private_data_section, read_only_private_data_section): New variables.
484 (sdata2_section, toc_section): New variables.
485 (rs6000_file_start): Use switch_to_section.
486 (rs6000_assemble_integer): Use comparisons against in_section
487 instead of calling in_toc_section and in_text_section. Use
488 unlikely_text_section_p.
489 (rs6000_elf_output_toc_section_asm_op): New function, derived
490 from the old rs6000/sysv4.h toc_section function.
491 (rs6000_elf_asm_init_sections): New function.
492 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
493 the section rather than emitting assembly code.
494 (machopic_output_stub): Use switch_to_section.
495 (toc_section): Delete dummy function.
496 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
497 switch_to_section and get_section.
498 (rs6000_xcoff_output_readonly_section_asm_op): New function.
499 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
500 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
501 the old rs6000/xcoff.h toc_section function.
502 (rs6000_xcoff_asm_init_sections): New function.
503 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
504 the section rather than emitting assembly code.
505 (rs6000_xcoff_file_start): Use switch_to_section.
506 (rs6000_xcoff_file_end): Likewise.
507 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
508 (sdata2_section, sbss_section, private_data_section): Delete.
509 (read_only_data_section, read_only_private_data_section): Delete.
510 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
511 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
512 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
513 (FINI_SECTION_FUNCTION): Delete.
514 (TARGET_ASM_INIT_SECTIONS): Define.
515 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
516 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
517 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
518 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
519 (READONLY_DATA_SECTION): Delete.
520 (TARGET_ASM_INIT_SECTIONS): Define.
521 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
522 to NULL rather than no_section.
523 (TARGET_ASM_EXCEPTION_SECTION): Delete.
525 * config/sh/sh.c (sh_file_start): Use switch_to_section.
527 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
528 (sparc_output_deferred_case_vectors): Likewise. Remove argument
529 from call to current_function_section.
531 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
532 (bss100_section): New variable.
533 (xstormy16_asm_output_aligned_common): Use switch_to_section.
534 (xstormy16_asm_init_sections): New function.
535 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
536 switch_to_section and get_section.
537 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
538 from calls to current_function_section.
539 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
540 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
541 (TARGET_ASM_INIT_SECTIONS): Define.
542 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
544 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
545 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
546 (FINI_SECTION_FUNCTION): Delete.
548 * config/v850/v850.c: Include gt-v850.h.
549 (rosdata_section, rozdata_section, tdata_section, zdata_section)
550 (zbss_section): New variables.
551 (v850_output_aligned_bss): Use switch_to_section.
552 (v850_asm_init_sections): New function.
553 (v850_select_section): Return the section rather than emitting
555 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
556 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
557 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
558 (TARGET_ASM_INIT_SECTIONS): Define.
559 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
560 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
561 (zbss_section): Delete.
563 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
565 * config/vx-common.h (vxworks_exception_section): Delete.
566 (TARGET_ASM_EXCEPTION_SECTION): Delete.
568 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
569 section rather than emitting assembly code.
570 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
573 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
574 * coretypes.h (section): New union and typedef.
575 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
576 from call to current_function_section.
577 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
578 (dbxout_symbol_location): Use switch_to_section.
579 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
580 most of the code into...
581 (default_eh_frame_section): ...here. Return a section.
582 (collect2_eh_frame_section): Delete, moving most of the code into..
583 (switch_to_eh_frame_section): ...this new function.
584 (debug_info_section, debug_abbrev_section, debug_aranges_section)
585 (debug_macinfo_section, debug_line_section, debug_loc_section)
586 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
588 (output_call_frame_info): Call switch_to_eh_frame_section instead of
589 eh_frame_section. Use switch_to_section and get_section.
590 (dwarf2out_begin_prologue): Use switch_to_section.
591 (AT_string_form): Check the flags in debug_str_section instead of
592 DEBUG_STR_SECTION_FLAGS.
593 (output_comp_unit): Use switch_to_section, get_section, and
595 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
596 (dwarf2out_begin_block): Use switch_to_section. Remove argument
597 from call to current_function_section.
598 (dwarf2out_var_location): Use unlikely_text_section_p.
599 (dwarf2out_source_line): Use switch_to_section. Remove argument
600 from call to current_function_section.
601 (dwarf2out_start_source_file, dwarf2out_end_source_file)
602 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
603 debug_macinfo_section.
604 (dwarf2out_init): Initialize the new section variables. Use them
605 instead of calls to named_section_flags. Use switch_to_section.
606 (output_indirect_string): Use switch_to_section and debug_str_section.
607 (dwarf2out_finish): Use switch_to_section and the new section
609 * except.c (default_exception_section): Return the section instead
610 of emitting assembly code.
611 (output_function_exception_table): Use the global exception_section
612 variable instead of the target hook. Use switch_to_section. Remove
613 argument from call to current_function_section.
614 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
615 (shorten_branches): Use pointer comparisons to detect whether the
616 text section is the same as readonly_data_section.
617 (profile_function): Use switch_to_section. Remove argument from
618 call to current_function_section.
619 (final_scan_insn): Likewise. Update use of last_text_section.
620 * gengtype.c (open_base_files): Add an include of output.h.
621 * output.h (text_section, data_section, readonly_data_section)
622 (ctors_section, dtors_section, bss_section, init_section)
623 (fini_section, sdata_section): Turn into section pointers.
624 (in_text_section, in_unlikely_text_section, exports_section)
625 (drectve_section, named_section, mergeable_string_section)
626 (last_text_section_name): Delete.
627 (default_exception_section, default_eh_frame_section): Return sections.
628 (SECTION_DECLARED, SECTION_NAMED): New macros.
629 (SECTION_MACH_DEP): Bump value.
630 (section_common, named_section, unnamed_section): New structures.
631 (unnamed_section_callback): New typedef.
632 (section): New union.
633 (sbss_section, exception_section, eh_frame_section): New variables.
634 (in_section, last_text_section): Turn into section pointers.
635 (get_unnamed_section, get_section, get_named_section): New functions.
636 (mergeable_constant_section, function_section): Return a section.
637 (unlikely_text_section): Likewise.
638 (current_function_section): Likewise. Remove the decl argument.
639 (unlikely_text_section_p, switch_to_section): New functions.
640 (output_section_asm_op): New function.
641 (set_named_section_flags, named_section_flags, named_section_real)
642 (named_section_first_declaration): Delete.
643 (default_select_section, default_elf_select_section): Return a section.
644 (default_elf_select_section_1, default_function_rodata_section)
645 (default_no_function_rodata_section, default_select_rtx_section)
646 (default_elf_select_rtx_section): Likewise.
647 * rtl.h (in_data_section): Delete.
648 * sdbout.c (sdbout_one_type): Use switch_to_section.
649 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
650 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
651 (TARGET_ASM_EH_FRAME_SECTION): Poison.
652 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
653 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
654 (TARGET_ASM_OUT): Update after above changes.
655 * target.h (init_sections): New hook.
656 (exception_section, eh_frame_section): Delete.
657 (select_section, select_rtx_section, function_rodata_section): Return
658 a section rather than emitting assembly code.
659 * varasm.c (text_section, data_section, readonly_data_section)
660 (ctors_section, dtors_section, bss_section, init_section)
661 (fini_section): Turn into section pointers.
662 (sdata_section, sbss_section, exception_section): New variables.
663 (eh_frame_section): New variable.
664 (in_section): Make global and turn into a section pointer.
665 (last_text_section): Turn into a section pointer.
666 (unnamed_sections): New variable.
667 (in_named_name, last_text_section_name): Delete.
668 (EXTRA_SECTION_FUNCTIONS): Delete.
669 (in_named_entry): Delete.
670 (section_htab): New variable, replacing...
671 (in_named_htab): ...this deleted variable.
672 (section_entry_eq, section_entry_hash): New functions, based on...
673 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
674 (get_unnamed_section, get_section): New functions.
675 (unlikely_text_section): Return a section instead of emitting
677 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
678 (get_named_section_flags, named_section_first_declaration): Delete.
679 (unlikely_text_section_p): New function.
680 (named_section_real, named_section): Delete.
681 (get_named_section): New function.
682 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
683 (function_section): Return a section rather than emitting
685 (current_function_section): Likewise. Remove argument. Use
686 last_text_section if nonnull, otherwise use function_section.
687 (default_function_rodata_section): Return a section rather than
688 emitting assembly code. Use get_section.
689 (default_no_function_rodata_section): Return a section rather than
690 emitting assembly code.
691 (variable_section): Use switch_to_section and get_named_section.
692 (mergeable_string_section): Return a section rather than emitting
693 assembly code. Use get_section. Make static. Don't take special
694 countermeasures for empty strings.
695 (mergeable_constant_section): Return a section rather than emitting
696 assembly code. Use get_section.
697 (default_named_section_asm_out_destructor): Use switch_to_section
699 (default_dtor_section_asm_out_destructor): Use switch_to_section.
700 (default_named_section_asm_out_constructor): Use switch_to_section
702 (default_ctor_section_asm_out_constructor): Use switch_to_section.
703 (assemble_start_function): Likewise. Set last_text_section to
704 NULL rather than no_section. Change the type of save_section.
705 (assemble_zeros, assemble_variable): Use the section flags to detect
706 whether or not a section is text.
707 (assemble_static_space): Use switch_to_section.
708 (assemble_trampoline_template): Likewise.
709 (output_constant_def_contents): Use switch_to_section and
711 (output_constant_pool_1): Use switch_to_section. Use the section
712 flags to see whether sections contain mergeable data.
713 (init_varasm_once): Initialize section_htab instead of in_named_htab.
714 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
715 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
716 whether a section has already been declared.
717 (default_select_section, default_elf_select_section): Return a
718 section rather than emitting assembly code.
719 (default_elf_select_section_1): Likewise. Use bss_section for
720 SECCAT_BSS if nonnull. Use get_named_section.
721 (default_select_rtx_section): Return a section rather than
722 emitting assembly code.
723 (default_elf_select_rtx_section): Likewise. Use get_named_section.
724 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
725 (output_section_asm_op, switch_to_section): New functions.
726 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
729 * doc/tm.texi: Expand the introduction to the sections documentation.
730 (TRAMPOLINE_SECTION): Document new interface.
731 (SDATA_SECTION_ASM_OP): Document new macro.
732 (READONLY_DATA_SECTION): Delete.
733 (SDATA_SECTION_ASM_OP): Document new macro.
734 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
735 (TARGET_ASM_INIT_SECTIONS): Document new hook.
736 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
737 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
738 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
740 2005-12-07 Alan Modra <amodra@bigpond.net.au>
742 * gcc.c (init_gcc_specs): Match braces inside conditionally
745 2005-12-06 Geoffrey Keating <geoffk@apple.com>
747 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
749 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
752 * tree.c (integer_all_onesp): Always return true if all bits on.
754 * testsuite/g++.dg/init/array0.C: New.
756 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
758 * doc/md.texi: Adapt to implementation.
760 2005-12-06 Andreas Schwab <schwab@suse.de>
762 * opts.c (decode_options): Fix typo in message.
764 2005-12-06 Alan Modra <amodra@bigpond.net.au>
767 * longlong.h: Merge PPC tests from upstream.
769 2005-12-06 Richard Guenther <rguenther@suse.de>
771 * fold-const.c (fold_convert): Do not build and fold
772 CONVERT_EXPR, but always use NOP_EXPR.
774 2005-12-06 Jan Beulich <jbeulich@novell.com>
776 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
777 __builtin_ia32_paddq and __builtin_ia32_subq.
778 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
779 __builtin_ia32_pshufw.
780 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
782 2005-12-05 James E Wilson <wilson@specifix.com>
785 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
788 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
790 * print-tree.c (print_node): Ditto.
791 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
792 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
793 before accessing DECL_ARTIFICIAL.
794 Handle new tag tree codes.
795 * tree-flow-inline.h (clear_call_clobbered): Update for tag
797 (unmodifiable_var_p): Ditto.
798 * tree-flow.h (mem_tag_kind): Remove.
799 (struct var_ann_d): Remove mem_tag_kind member.
800 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
801 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
802 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
803 (group_aliases): Ditto.
804 (setup_pointers_and_addressables): Ditto.
805 (is_escape_site): Ditto.
806 (may_alias_p): Ditto.
807 (create_tag_raw): New function.
808 (create_memory_tag): Use it.
809 (dump_alias_info): Update for tags.
810 (may_be_aliased): Ditto.
811 (add_type_alias): Ditto.
812 (new_type_alias): Ditto.
814 (create_structure_vars): Ditto.
815 * tree-ssa-ccp.c (get_default_value): Ditto.
816 * tree-ssa-operands.c (get_expr_operands): Ditto.
817 (add_stmt_operand): Ditto.
818 (add_call_clobber_ops): Remove duplicated condition.
819 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
821 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
822 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
823 * tree.c (init_ttree): Update structures for new tree codes.
824 (tree_code_size): Update sizes for new tree codes.
825 (make_node_stat): Don't try to set common things on minimal
827 (tree_node_structure): Update for tags.
828 (is_global_var): Ditto.
829 * tree.def: Add new tree codes.
830 * tree.h (MTAG_P): New macro.
831 (TREE_MEMORY_TAG_CHECK): Ditto.
832 (SSA_VAR_P): Update for tags.
833 (struct tree_memory_tag): New structure.
834 (MTAG_GLOBAL): New macro.
835 (union tree_node): Add memory tag member.
836 * treestruct.def (TS_MEMORY_TAG): New.
838 2005-12-05 Dale Johannesen <dalej@apple.com>
840 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
841 what was approved (PR 24323).
843 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
845 * doc/c-tree.texi (Function Bodies): Remove description of
848 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
850 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
851 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
852 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
853 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
854 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
857 2005-12-05 Geoffrey Keating <geoffk@apple.com>
859 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
861 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
862 hook_bool_void_false.
863 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
864 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
866 * config/darwin.c (machopic_select_section): It's not defined
867 as weak if it's only marked as weak_import.
869 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
872 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
873 A hidden weak object does bind locally. Strong linkonce data
874 counts like any other strong symbol for binding.
875 (weak_finish_1): Don't specially handle weakrefs, they no longer
877 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
878 * c-common.c (handle_alias_attribute): Allow static aliases
880 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
881 * gthr-dce.h: Make weakrefs static.
882 * gthr-tpf.h: Likewise.
883 * gthr-solaris.h: Likewise.
884 * gthr-posix.h: Likewise.
885 * gthr-posix95.h: Likewise.
886 * config/darwin.c (darwin_encode_section_info): static weakref
887 variables are not necessarily defined in this translation unit.
888 * doc/extend.texi (Function Attributes): Mention that an alias
889 attribute creates a definition for the thing it's attached to.
890 Change the documentation for weakref to say that the thing
891 it's attached to must be static.
893 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
894 we don't go into an infinite loop.
896 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
898 * config/rs6000/predicates.md (logical_const_operand): Split
899 out of logical_operand.
900 (logical_operand): Use it.
901 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
902 logical_const_operand.
904 2005-12-05 Jan Beulich <jbeulich@novell.com>
906 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
907 and IX86_BUILTIN_CMPNESS.
908 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
909 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
910 * config/i386/i386.md (movti_internal): Correct type attribute.
911 Simplify mode attribute.
912 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
913 Correct type attribute.
914 (absxf2): Correct operator.
915 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
916 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
917 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
919 (sse2_vmsqrtv2df2): Correct mode attribute.
921 2005-12-05 Jan Beulich <jbeulich@novell.com>
923 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
924 16 bits. Provide insn pattern for this case.
926 2005-12-05 Jan Beulich <jbeulich@novell.com>
928 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
930 (__popcountDI2): Likewise.
932 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
935 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
936 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
937 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
940 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
942 * c-typeck.c (null_pointer_constant_p): New function.
943 (build_conditional_expr, build_c_cast, convert_for_assignment,
944 build_binary_op): Use it.
946 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
948 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
949 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
951 (check_function_arguments_recurse): Allow both NOP_EXPR and
952 CONVERT_EXPR but check conversions preserve precision.
953 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
954 but check conversions preserve precision.
955 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
958 2005-12-04 Roger Sayle <roger@eyesopen.com>
961 * common.opt (Wstring-literal-comparison): New command line option.
962 * c-opts.c (c_common_handle_option): Set it with -Wall.
963 * c-typeck.c (parser_build_binary_op): Issue warning if either
964 operand of a comparison operator is a string literal, except for
965 testing equality or inequality against NULL.
967 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
969 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
971 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
972 of building a NOP_EXPR.
973 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
975 * c-convert.c (convert): Use fold_convert instead of building
976 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
977 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
979 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
980 NOP_EXPR the same as CONVERT_EXPR.
981 * c-typeck.c (build_function_call): Use fold_convert instead of
982 building a NOP_EXPR directly.
983 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
985 2005-12-03 Alan Modra <amodra@bigpond.net.au>
987 PR rtl-optimization/25197
988 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
991 2005-12-02 Stuart Hastings <stuart@apple.com>
993 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
996 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
998 * c-typeck.c (default_function_array_conversion,
999 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1000 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1001 orig_op2. Don't check them for NOP_EXPR.
1002 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1003 around integer zero.
1005 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1007 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1008 toc_save_offset, toc_size, lr_size.
1009 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1010 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1011 Adjust for removal of unused rs6000_stack_t fields.
1012 (debug_stack_info): Adjust.
1013 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1014 first, and don't bother checking for set/inc of lr on sibcalls.
1015 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1017 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1020 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1021 5 if operand 1 is not aligned. Undo previous constraint change.
1022 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1024 2005-12-02 Richard Guenther <rguenther@suse.de>
1026 * tree.h (build): Remove prototype.
1027 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1028 * tree.c (build): Remove.
1029 (build0_stat): Update comment.
1031 2005-12-02 Richard Guenther <rguenther@suse.de>
1033 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1034 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1036 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1037 maybe_fold_offset_to_component_ref): Likewise.
1038 * tree-ssa-dom.c (thread_across_edge,
1039 simplify_rhs_and_lookup_avail_expr,
1040 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1042 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1043 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1044 lower_try_finally_switch): Likewise.
1045 * tree-if-conv.c (add_to_dst_predicate_list,
1046 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1047 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1048 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1049 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1050 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1051 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1052 gimplify_init_ctor_eval, gimplify_init_constructor,
1053 gimplify_variable_sized_compare, gimplify_boolean_expr,
1054 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1055 gimplify_expr, gimplify_body, gimplify_function_tree,
1056 force_gimple_operand): Likewise.
1057 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1058 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1059 mx_register_decls): Likewise.
1060 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1061 get_frame_field, finalize_nesting_tree_1): Likewise.
1062 * tree-inline.c (setup_one_parameter): Likewise.
1063 * tree-vect-transform.c (vectorizable_condition): Likewise.
1064 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1066 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1067 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1068 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1069 * tree-chrec.h (build_polynomial_chrec): Likewise.
1071 2005-12-02 Richard Guenther <rguenther@suse.de>
1073 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1074 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1075 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1076 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1077 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1078 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1079 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1081 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1082 sh_adjust_unroll_max): Likewise.
1083 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1084 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1085 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1087 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1089 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1092 2005-12-02 Richard Guenther <rguenther@suse.de>
1094 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1095 simplify_cond_using_ranges): Use buildN instead of build.
1096 * tree-tailcall.c (adjust_accumulator_values,
1097 adjust_return_value): Likewise.
1098 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1099 generate_element_copy, generate_element_zero,
1100 generate_one_element_init): Likewise.
1101 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1102 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1103 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1104 perfect_nestify): Likewise.
1106 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1108 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1110 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1112 * ggc.h (GGC_RESIZEVEC): New.
1114 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1116 * gcc.c (execute): Improve readability.
1118 2005-12-02 Richard Guenther <rguenther@suse.de>
1120 * tree-cfg.c (mark_used_vars): New function.
1121 (dump_function_to_file): Dump only used VAR_DECLs.
1123 2005-12-02 Richard Guenther <rguenther@suse.de>
1125 * convert.c (convert_to_integer): Fix compare for nonpositive
1126 constant to use tree_int_cst_sgn <= 0.
1128 2005-12-02 Richard Guenther <rguenther@suse.de>
1130 * convert.c (convert_to_integer): Use fold_convert instead
1131 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1132 instead of comparing against 0. Use build_int_cst instead
1133 of converting integer_zero_node.
1135 2005-12-02 Richard Guenther <rguenther@suse.de>
1137 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1140 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1143 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1146 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1149 * function.c (expand_function_end): Emit blockage for unwinder
1152 2005-12-01 Roger Sayle <roger@eyesopen.com>
1154 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1155 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1156 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1157 integer constant comparisons.
1159 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1160 Janis Johnson <janis187@us.ibm.com>
1161 David Edelsohn <dje@watson.ibm.com>
1162 Ben Elliston <bje@au.ibm.com>
1164 * dfp.h, dfp.c: New files.
1165 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1166 (DECNUM_H): Likewise.
1167 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1168 (INCLUDES): Append $(DECNUMINC).
1169 (OBJS-common): Add dfp.o.
1171 * real.h (EXP_BITS): Pinch one bit to ..
1172 (struct real_value): Add decimal field.
1173 (real_format): Change table size, update documentation.
1174 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1175 (real_from_string3): Declare.
1176 (decimal_single_format): Declare.
1177 (decimal_double_format): Declare.
1178 (decimal_quad_format): Declare.
1179 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1180 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1181 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1182 * real.c: Include dfp.h.
1183 (normalize): Early return for decimal floats.
1184 (do_add): Zero decimal field.
1185 (do_compare): Call do_decimal_compare for decimal floats.
1186 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1187 (real_arithmetic): Call decimal_real_arithmetic for decimal
1188 floating point operands.
1189 (real_identical): If a and b are of differing radix, return false.
1190 (real_to_integer): Call decimal_real_to_integer if the value is a
1192 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1193 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1194 (real_to_hexadecimal): Place "N/A" in the return string for
1196 (real_from_string3): New variant, given a mode.
1197 (real_maxval): Use decimal_real_maxval for decimal floats.
1198 (round_for_format): Use decimal_round_for_format for decimals.
1199 (real_convert): Use decimal_real_convert where appropriate.
1200 (significand_size): Handle base 10.
1201 (encode_decimal_single, decode_decimal_single,
1202 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1203 decode_decimal_quad): New functions.
1204 (decimal_single_format): New.
1205 (decimal_double_format): New.
1206 (decimal_quad_format): New.
1207 * machmode.def: Add SD, DD and TD decimal floating point modes.
1208 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1209 Include MODE_DECIMAL_FLOAT.
1210 (DECIMAL_FLOAT_MODE_P): New.
1211 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1212 * genmodes.c (struct mode_data): Add counter field.
1213 (struct mode_data): Update comment for format.
1214 (blank_mode): Initialise counter field.
1215 (new_mode): Increment counter field for each mode defined.
1216 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1218 (make_complex_modes): Handle modes containing `D'.
1219 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1220 (make_decimal_float_mode): New.
1221 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1222 (cmp_modes): Compare counter field if other characteristics
1224 (emit_real_format_for_mode): Support formats for decimal floats.
1225 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1226 Document MODE_DECIMAL_FLOAT.
1228 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1230 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1233 2005-12-01 Richard Henderson <rth@redhat.com>
1235 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1237 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1239 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1241 * config/pa/pa.c (pa_init_builtins): If we detect
1242 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1245 2005-12-01 Richard Guenther <rguenther@suse.de>
1247 * fold-const.c (fold_binary): Use fold_build2, not
1250 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1252 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1254 * vec.h (VEC_block_remove): New.
1256 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1259 * c-common.c (lvalue_error): Fix wording.
1261 2005-12-01 Richard Guenther <rguenther@suse.de>
1263 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1264 thinko in last patch.
1266 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1268 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1269 than -flat_namespace.
1271 2005-12-01 Ben Elliston <bje@au.ibm.com>
1273 * mklibgcc.in: Parameterise the script to build soft float
1274 functions by iterating over each type, rather than cloning the
1277 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1280 * builtins.c (fold_builtin_fputs): Defer check for missing
1281 replacement functions.
1283 2005-11-30 Kean Johnston <jkj@sco.com>
1285 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1286 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1288 2005-11-30 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/22501
1291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1292 function split out from ...
1293 (forward_propagate_addr_expr): ... here. Use it to propagate
1294 ADDR_EXPRs to all uses.
1296 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1298 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1299 * builtins.c (expand_builtin_mathfn): Use them.
1300 (expand_builtin_mathfn_2): Likewise.
1301 (expand_builtin_mathfn_3): Likewise.
1302 (expand_builtin_int_roundingfn): Likewise.
1303 (expand_builtin): Likewise.
1304 (integer_valued_real_p): Likewise.
1305 (fold_builtin_int_roundingfn): Likewise.
1306 (fold_builtin_bitop): Likewise.
1307 (fold_builtin_logarithm): Likewise.
1308 (fold_builtin_1): Likewise.
1309 * convert.c (convert_to_integer): Likewise.
1310 * fold-const.c (negate_mathfn_p): Likewise.
1311 (tree_expr_nonnegative_p): Likewise.
1313 2005-11-30 Dale Johannesen <dalej@apple.com>
1314 Andrew Pinski <pinskia@physics.uc.edu>
1316 * combine.c (find_split_point): Sign extend bitmask
1317 when changing bitfield assignment to IOR of AND.
1319 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1321 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1322 clobber to scratch reg.
1323 (*decrement_and_branch_until_zero_no_clobber): Remove.
1324 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1325 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1326 * config/ms1/ms1.opt (mmul): Remove.
1327 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1328 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1330 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 Bernd Schmidt <bernd.schmidt@analog.com>
1333 * pa/predicates.md (symbolic_operand): Add comment.
1334 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1335 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1336 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1337 (pa_secondary_reload_class): Delete.
1338 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1339 and pa_secondary_reload_class. Reorder some checks. Update inline
1340 copy of symbolic operand.
1341 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1343 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1345 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1348 2005-11-30 Jeff Law <law@redhat.com>
1350 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1351 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1353 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1355 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1356 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1357 (ia64_expand_move): Adjust caller.
1359 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1360 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1363 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1365 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1366 Always produce an output if we can remove NEGs or canonicalize
1367 (minus (minus ...)) expressions. Provide a fast path for the
1369 (simplify_gen_binary): Do not call simplify_plus_minus.
1370 (simplify_binary_operation_1): Reassociate at the end of the
1373 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1375 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1376 moves and unpack to speed up.
1378 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1380 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1381 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1382 (gen_v9_scc): Update callers.
1383 * config/sparc/sparc.md: Likewise.
1384 * config/sparc/sparc-protos.h: Update extern declaration.
1386 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1388 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1390 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1393 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1395 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1396 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1397 (negate_expr): Here.
1399 2005-11-29 Ben Elliston <bje@au.ibm.com>
1401 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1402 Fix typo in comment.
1404 2005-11-29 Ben Elliston <bje@au.ibm.com>
1406 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1407 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1409 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1413 * builtins.c (init_target_chars): New.
1414 (expand_builtin_printf, expand_builtin_fprintf,
1415 expand_builtin_sprintf, fold_builtin_sprintf,
1416 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1417 fold_builtin_snprintf_chk, fold_builtin_printf,
1418 fold_builtin_fprintf): Check for matching format strings using
1421 2005-11-29 Paul Brook <paul@codesourcery.com>
1423 * config.gcc: Do not use fixproto on m68k-elf.
1425 2005-11-28 Roger Sayle <roger@eyesopen.com>
1427 * expmed.c (div_cost): Replace with...
1428 (sdiv_cost, udiv_cost): New.
1429 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1430 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1431 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1432 (expand_divmod): Replace use of div_cost with either sdiv_cost
1433 or udiv_cost depending upon the signedness of the operation.
1435 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1438 * config/darwin.c (machopic_indirection_name,
1439 machopic_output_indirection): Follow transparent alias chain.
1441 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1443 * varasm.c (ultimate_transparent_alias_target): Add comment.
1445 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1447 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1448 SET_SRC instead of XEXP where appropriate.
1450 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1452 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1455 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1457 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1458 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1461 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1463 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1464 secondary_input_reload_class, made static. Adapt to new
1466 (secondary_output_reload_class): Delete.
1467 (TARGET_SECONDARY_RELOAD): New macro.
1468 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1469 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1471 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1474 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1475 when its natural alignment is > BITS_PER_UNIT.
1476 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1477 * c-common.c (handle_packed_attribute): Ignore packing on a field
1478 whose type is naturally char aligned.
1480 2005-11-28 Richard Guenther <rguenther@suse.de>
1482 * c-common.c (strict_aliasing_warning): Handle all
1483 component-ref like accesses.
1485 2005-11-28 Roger Sayle <roger@eyesopen.com>
1486 Uros Bizjak <uros@kss-loka.si>
1489 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1490 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1491 when flag_unsafe_math_optimizations is set and
1492 we don't care about NaNs or Infinities.
1494 Move x/expN(y) and x/pow(y,z) transformation into common
1495 flag_unsafe_math_optimizations section.
1497 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1499 * gcc.c (main): Change type of argv to "char **".
1501 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1503 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1504 small data sections.
1505 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1506 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1507 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1508 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1509 output locals to sbss if !rs6000_elf_in_small_data_p.
1510 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1512 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1515 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1516 generated by reload.
1517 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1518 indexed_or_indirect_address.
1519 (indexed_or_indirect_address): Don't test for base reg. Call
1520 address_operand last. Make it a special predicate.
1522 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1524 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1526 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1529 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1531 (negate_expr): Likewise.
1533 2005-11-27 Andreas Schwab <schwab@suse.de>
1535 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1538 2005-11-27 Steven Bosscher <stevenb@suse.de>
1540 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1541 has EH predecessor edges.
1543 2005-11-26 Eric Christopher <echristo@apple.com>
1545 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1546 register stalls by zero extending to the full register.
1548 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1550 * config/floatunsisf.c, config/floatunsidf.c,
1551 config/floatunsixf.c, config/floatunsitf.c: New files.
1552 * config/ia64/t-hpux: Add floatunsitf.c.
1553 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1554 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1556 2005-11-26 Richard Henderson <rth@redhat.com>
1558 * c-lex.c (pragma_lex): Rename from c_lex.
1559 * c-pch.c: Update for pragma_lex rename.
1560 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1561 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1562 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1563 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1564 * doc/tm.texi: Likewise.
1566 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1569 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1570 when overflow is undefined.
1572 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1574 * doc/md.texi (Insn Canonicalizations): Refer to the
1575 function commutative_operand_precedence for further rules.
1577 2005-11-25 Roger Sayle <roger@eyesopen.com>
1580 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1581 is less than zero. Limit mult_cost to a reasonable upper bound for
1582 the synthetic multiplication sequence.
1584 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1587 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1588 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1589 Lookup the explicit replacement functions for any unlocked
1590 stdio builtin transformations.
1592 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1594 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1596 * targhooks.c (default_secondary_reload): Don't require operand 2
1597 for an input reload to be earlyclobber.
1599 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1601 * fold-const.c (negate_mathfn_p): Fix comment and add support
1602 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1605 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1608 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1609 _Q_ulltoq for unsigned conversions from SImode and DImode to
1612 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1614 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1615 (__floatundidf, __floatundisf): Likewise.
1617 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1619 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1620 (rs6000_override_options): Remove initialization of
1621 rs6000_sr_alias_set.
1622 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1623 (rs6000_emit_stack_tie): Same.
1624 (emit_frame_save): Same.
1625 (gen_frame_mem_offset): Same.
1626 (rs6000_emit_prologue): Same.
1627 (rs6000_emit_epilogue): Same.
1629 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1632 * fold-const.c (fold_build): Convert bool_var != 1 and
1633 bool_var == 0 to !bool_var.
1635 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1638 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1639 for C being INTEGER_CST. Likewise for !=.
1641 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1644 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1645 unsigned conversions from SImode to TFmode.
1647 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1649 * expr.c (expand_expr_real_1): Fix error in last change.
1651 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1653 * caller-save.c: (this_insn_sets): Move into:
1654 (save_call_clobbered_regs).
1655 (mark_set_regs): Get this_insn_sets from data.
1657 (save_call_clobbered_regs): Take sets of the return value by
1658 sibcalls into account.
1660 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1663 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1664 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1665 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1666 (memory_move_secondary_cost, init_reg_autoinc): Remove
1667 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1668 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1669 secondary_reload_class call.
1670 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1672 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1673 (push_secondary_reload): Use secondary_reload target hook.
1674 (secondary_reload_class, scratch_reload_class): New functions.
1675 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1676 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1677 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1678 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1679 (secondary_reload_class, scratch_reload_class): Declare.
1680 * reload1.c: Include target.h.
1681 (reload_adjust_reg_for_temp): New function.
1682 (reload_adjust_reg_for_icode): Likewise.
1683 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1684 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1686 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1687 for inheritance. Support case when both secondary & tertiary reloads
1688 are for intermediate registers.
1689 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1690 with secondary_reload_class call. Support case when both secondary
1691 & tertiary reloads are for intermediate registers.
1692 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1693 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1694 * target.h (secondary_reload_info): New struct / typedef.
1695 (struct gcc_target): New member secondary_reload.
1696 * targhooks.c Include reload.h, optabs.h and recog.h.
1697 (default_secondary_reload): New function.
1698 * targhooks.h (default_secondary_reload): Declare.
1699 * doc/tm.texi: Document secondary_reload target hook. Update
1700 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1701 * doc/md.texi: Likewise.
1703 * sh-protos.h (sh_secondary_reload): Declare.
1704 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1705 (sh_secondary_reload): New function.
1706 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1707 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1708 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1709 (HAVE_SECONDARY_RELOADS): Define.
1710 * sh.md (reload_indf): Rename to:
1712 (reload_outdf): Rename to:
1713 (reload_outdf__RnFRm).
1714 (reload_insf): Rename to:
1716 (reload_insi): Rename to:
1717 (reload_insi__i_fpul).
1719 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1721 * configure.ac: Require at least texinfo 4.4.
1722 * configure: Regenerate.
1724 * doc/install.texi (Tools/packages necessary for building GCC):
1725 Update required version of texinfo to at least 4.4.
1726 (Installing GCC: Building): Update required version of texinfo
1728 (Installing GCC: Final installation): Update required version
1729 of texi2dvi to at least 4.4.
1730 (Host/target specific installation notes for GCC): Update required
1731 version of texinfo to at least 4.4.
1733 2005-11-24 Richard Guenther <rguenther@suse.de>
1734 Dirk Mueller <dmueller@suse.de>
1737 * c-common.h (strict_aliasing_warning): Declare.
1738 * c-common.c (strict_aliasing_warning): New function,
1740 * c-typeck.c (build_c_cast): ... here.
1742 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1744 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1746 (swap_commutative_operands_with_target): New.
1748 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1750 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1751 also when doing PRE, rather than only for global CPROP.
1753 2005-11-24 Ben Elliston <bje@au.ibm.com>
1755 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1756 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1758 (expand_twoval_unop): Likewise.
1759 (widen_clz): Likewise.
1760 (expand_parity): Likewise.
1761 (expand_unop): Likewise.
1762 (emit_cmp_and_jmp_insn_1): Likewise.
1763 (prepare_float_lib_cmp): Likewise.
1765 2005-11-24 Ben Elliston <bje@au.ibm.com>
1767 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1768 Remove unused `class' variable.
1770 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1773 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1774 C/C++ diagnostic function warn_array_subscript_with_type_char.
1775 * c-common.h (warn_array_subscript_with_type_char): Declare.
1776 * c-common.c (warn_array_subscript_with_type_char): Define.
1778 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1781 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1782 compiling at the intersection of C and C++.
1784 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1786 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1787 List @file in the option summary. Include the libiberty
1788 documentation for @file.
1789 * gcc.c (main): Call expandargv.
1790 * Makefile.in (gcc-vers.texi): Define srcdir.
1792 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1794 * passes.c (init_optimization_passes): Document
1795 sequencing of passes.
1797 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1799 * config/m68k/predicates.md (pcrel_address, extend_operator,
1800 post_inc_operand, pre_dec_operand): Remove redundant
1802 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1804 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1806 2005-11-23 Ben Elliston <bje@au.ibm.com>
1808 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1810 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1812 Preparatory work for PR target/21623:
1813 * alpha.c (secondary_reload_class): Rename to:
1814 (alpha_secondary_reload_class).
1815 * alpha.h, alpha-protos.h: Likewise.
1816 * mn10300.c (secondary_reload_class): Rename to:
1817 (mn10300_secondary_reload_class).
1818 * mn10300.h, mn10300-protos.h: Likewise.
1819 * pa.c (secondary_reload_class): Rename to:
1820 (pa_secondary_reload_class).
1821 * pa.h, pa-protos.h: Likewise.
1822 * rs6000.c (secondary_reload_class): Rename to:
1823 rs6000_secondary_reload_class.
1824 * rs6000.h, rs6000-protos.h: Likewise.
1826 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1829 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1831 2005-11-22 Ian Lance Taylor <ian@airs.com>
1833 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1835 (prepare_cmp_insn): Likewise.
1837 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1840 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1841 if both operands[0] and operands[1] are memory.
1843 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1846 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1847 COMPARISON_CLASS_P and an integral types create create a new
1848 expression with the new type and fold that.
1850 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1853 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1854 to SUBTARGET_OS_CPP_BUILTINS.
1856 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1858 * arm.c (emit_set_insn): New function.
1859 (arm_split_constant): Call it.
1860 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1861 (arm_legitimize_address): Likewise. Use plus_constant.
1862 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1863 (thumb_expand_prologue): Likewise.
1864 (arm_gen_load_multiple): Use VOIDmode in SET.
1865 (arm_gen_store_multiple): Likewise.
1866 (vfp_emit_fstmx): Likewise. Use plus_constant.
1867 (emit_multi_reg_push): Likewise.
1868 (emit_sfm): Use plus_constant.
1870 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1873 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1876 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1879 * expmed.c (store_bit_field): Don't attempt to insv a field
1880 larger than the reg.
1882 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1885 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1886 explicit sign extension, not a (char) cast.
1888 2005-11-22 Ben Elliston <bje@au.ibm.com>
1890 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1891 GET_MODE_CLASS (x) == MODE_FLOAT.
1892 * config/i386/i386.c: Likewise.
1893 * config/rs6000/xcoff.h: Likewise.
1894 * config/rs6000/linux64.h: Likewise.
1895 * config/rs6000/rs6000.c: Likewise.
1896 * config/rs6000/rs6000.h: Likewise.
1897 * config/rs6000/predicates.md: Likewise.
1898 * config/rs6000/sysv4.h: Likewise.
1900 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1902 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1905 * config/alpha/freebsd.h, config/alpha/linux.h,
1906 config/arm/linux-elf.h, config/bfin/bfin.h,
1907 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1908 config/i386/beos-elf.h, config/i386/gnu.h,
1909 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1910 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1911 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1912 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1913 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1914 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1915 config/sparc/linux.h, config/sparc/linux64.h,
1916 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1918 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1919 are both defined when either flag -fpic or -fPIC are used.
1921 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1923 * config/fp-bit.c (clzusi): New function.
1924 (si_to_float, usi_to_float): Use it to compute proper shift.
1925 (usi_to_float): Preserve guard bits when shifting right.
1926 * libgcc-std.ver (GCC_4.2.0): New version.
1927 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1928 __floatundisf): New functions.
1929 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1930 __floatundisf): Declare.
1931 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1932 _floatundixf, and _floatunditf.
1933 * optabs.c (expand_float): If target does not define a pattern for
1934 signed or unsigned conversion, use an unsigned libcall instead of
1936 (init_optabs): Initialize ufloat_optab.
1938 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1940 * config/rs6000/rs6000.opt (mmulhw): New option.
1941 * doc/invoke.texi (-mmulhw): Document.
1942 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1944 * config/rs6000/rs6000.md: Add half-word multiply and
1945 multiply-accumulate instructions for 405 and 440.
1947 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1949 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1950 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1951 default now includes a linker group which makes the RTEMS one nest.
1953 2005-11-22 Ben Elliston <bje@au.ibm.com>
1955 * cse.c (fold_rtx): Typo fix.
1956 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1958 2005-11-21 Richard Henderson <rth@redhat.com>
1960 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1961 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1963 * c-tree.h (lookup_name): Move declaration ...
1964 * c-common.h (lookup_name): ... here.
1965 * config/darwin-c.c: Include c-common.h.
1966 * config/t-darwin: Update dependencies.
1968 2005-11-22 Ben Elliston <bje@au.ibm.com>
1970 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1971 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1972 * genopinit.c (gen_insn): Likewise.
1973 * reload.c (find_equiv_reg): Likewise.
1974 * loop.c (load_mems): Likewise.
1975 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1976 * cse.c (find_comparison_args, fold_rtx): Likewise.
1977 * dwarf2out.c (add_const_value_attribute): Likewise.
1978 * expr.c (convert_move): Likewise.
1979 * recog.c (general_operand, register_operand): Likewise.
1980 * reg-stack.c (replace_reg): Likewise.
1981 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1982 * c-common.c (handle_vector_size_attribute): Likewise.
1983 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1984 (simplify_binary_operation_1): Likewise.
1985 (simplify_const_binary_operation): Likewise.
1986 (simplify_relational_operation): Likewise.
1987 (simplify_const_relational_operation): Likewise.
1988 (simplify_immed_subreg): Likewise.
1989 * emit-rtl.c (gen_lowpart_common): Likewise.
1990 * expmed.c (expand_mult): Likewise.
1991 * stor-layout.c (layout_type): Likewise.
1993 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1996 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1997 cst2 only for SPE vectors.
1999 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2002 * config/rs6000/predicates.md (vrsave_operation): Check
2003 UNSPEC_VOLATILE value.
2005 2005-11-21 Jan Hubicka <jh@suse.cz>
2007 PR tree-optimization/24653
2008 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2010 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2012 * config/i386/predicates.md (ax_reg_operand): New predicate.
2013 (memory_displacement_only_operand): New predicate.
2014 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2015 operand is AX register and the other operand is memory operand
2016 with displacement only.
2018 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2020 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2021 if we don't care about NaNs or Infinities.
2023 2005-11-20 Ian Lance Taylor <ian@airs.com>
2025 PR rtl-optimization/24883
2026 * combine.c (combinable_i3pat): When checking whether the
2027 destination of i3 is used in i3, consider paradoxical subregs.
2029 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2032 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2034 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2036 * combine.c (try_combine): Do not run subst on i1src and i2src in
2037 the case of generating a PARALLEL for a comparison.
2039 2005-11-20 Richard Henderson <rth@redhat.com>
2042 * tree-sra.c (struct sra_elt): Add all_no_warning.
2043 (struct sra_walk_fns) <use>: Add use_all argument.
2044 (sra_walk_expr): Pass it.
2045 (sra_walk_modify_expr): Likewise.
2046 (scalarize_ldst): Likewise.
2047 (scan_use): Update for new argument.
2048 (mark_no_warning): New.
2049 (scalarize_use): Use it.
2051 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2053 * expr.c (expand_expr_real): Use usmul_optab for widening
2054 signed * unsigned multiplies.
2055 * genopinit.c (optabs): Add usmul_widen_optab.
2056 * optabs.c (init_optabs): Likewise.
2057 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2058 (usmul_widen_optab): Define.
2059 * config/bfin/bfin.md (usmulhisi3): New pattern.
2061 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2063 2005-11-20 Graham Stott <btinternet.com>
2065 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2067 2005-11-20 Andreas Schwab <schwab@suse.de>
2070 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2073 2005-11-19 Richard Henderson <rth@redhat.com>
2076 * tree-gimple.c (is_gimple_id): Export.
2077 * tree-gimple.h (is_gimple_id): Declare.
2078 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2079 (get_default_value): Use it.
2080 (maybe_fold_stmt_indirect): Likewise.
2082 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2084 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2085 than VR1 or vice-versa.
2087 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2091 * reload.c (find_reloads_address_1): Mention dependency on
2093 * reload1.c (gen_reload): For IN with an unary operation, try
2094 moving inner expression to OUT if trivial SET is not valid.
2095 Confirm that the result is valid. Move common code block into...
2096 (emit_insn_if_valid_for_reload): New function.
2098 2005-11-19 Richard Guenther <rguenther@suse.de>
2100 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2101 ARRAY_REFs of constant strings.
2103 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2105 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2106 fatal format string.
2108 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2110 * combine.c (make_compound_operation): Swap operands of
2111 commutative operation if necessary before returning.
2113 2005-11-19 Richard Guenther <rguenther@suse.de>
2116 * fold-const.c (fold_plusminus_mult_expr): New function.
2117 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2118 cases, remove now unnecessary code.
2120 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2122 * gensupport.c (old_preds): Rename to std_preds, add special field.
2123 (struct old_pred_table): Rename to struct std_pred_table, add special
2125 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2126 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2127 (init_predicate_table): Adjust, and set along the way whether a
2128 predicate is special.
2130 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2132 * BASE-VER: Change to 4.2.0.
2134 2005-11-18 James E Wilson <wilson@specifix.com>
2136 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2139 2005-11-18 Mike Stump <mrs@apple.com>
2141 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2142 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2143 * c-decl.c (lookup_name_two) Remove.
2144 * c-tree.h (lookup_name_two): Remove.
2145 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2146 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2147 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2148 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2150 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2153 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2154 when not generating code to use that co-processor.
2156 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2158 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2159 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2160 these functions are now in tree-phinodes.c.
2162 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2164 * config/bfin/bfin.md (trap): New pattern.
2166 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2168 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2171 * expr.c (expand_expr_real): Don't call record_block_change unless
2172 ib_boundaries_block is non-null
2174 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2176 * fold-const.c (build_range_check): Use proper type for subtraction
2177 when merging lower bound.
2179 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2181 PR rtl-optimization/24497
2182 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2185 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2187 * tree-scalar-evolution.c (expression_expensive_p): New function.
2188 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2190 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2192 * config/bfin/crtlibid.s: New file.
2194 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2197 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2198 when not using sjlj exceptions.
2199 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2200 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2201 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2202 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2203 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2204 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2205 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2206 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2207 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2208 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2209 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2210 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2211 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2213 * config/pa/hpux-unwind.h: New file.
2215 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2217 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2218 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2219 * varasm.c (do_assemble_alias): Adjust call.
2220 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2222 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2224 2005-11-17 James E Wilson <wilson@specifix.com>
2226 * tree.def (FUNCTION_DECL): Correct typo in comment.
2228 2005-11-17 Richard Henderson <rth@redhat.com>
2230 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2231 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2232 and DW_CFA_def_cfa_sf.
2233 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2234 (dbx_reg_number): Don't assert particular registers here.
2235 (based_loc_descr): ... do it here instead. Fold in ...
2236 (eliminate_reg_to_offset): ... this function.
2237 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2238 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2239 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2240 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2241 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2242 (instantiate_virtual_regs): Likewise.
2243 * var-tracking.c (adjust_stack_reference): Likewise.
2244 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2246 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2248 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2249 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2250 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2252 ($(T)crtlibid.o): New rule.
2254 2005-11-16 Richard Guenther <rguenther@suse.de>
2257 * fold-const.c (extract_array_ref): Return byte offset
2259 (fold_binary): Fold &x[a] CMP &x[b] to
2260 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2263 2005-11-16 Richard Henderson <rth@redhat.com>
2266 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2267 parts of an SSA_NAME.
2269 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2272 * arm.md (split for movsf with immediate): Restrict split to insns
2273 that set a general register.
2275 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2277 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2279 * unwind-dw2.c (uw_advance_context): Likewise.
2280 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2281 _Unwind_SjLj_Unregister.
2282 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2284 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2286 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2288 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2290 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2291 langhook to get a DImode integer type.
2293 2005-11-16 Richard Henderson <rth@redhat.com>
2294 J"orn Rennecke <joern.rennecke@st.com>
2295 Ulrich Weigand <uweigand@de.ibm.com>
2299 * reload1.c (reg_equiv_invariant): New.
2300 (reload): Allocate, initialize, and free it.
2301 (calculate_needs_all_insns): Check it when skipping equivalence
2303 (alter_reg): Likewise.
2304 (eliminate_regs_1): Rename from eliminate_regs. Add new
2305 may_use_invariant argument; only use reg_equiv_invariant when true.
2306 (eliminate_regs): New.
2307 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2308 a context for which may_use_invariant may be true.
2310 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2312 * fold-const.c (const_binop): Don't constant fold the operation
2313 if the result has overflowed and flag_trapping_math.
2314 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2316 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2318 * config/arm/unwind-arm.c (abort): Add prototype here.
2319 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2320 (struct phase1_vrs): Add prev_sp.
2321 (unwind_phase2_forced): Save the original core registers instead of
2322 modifying entry_vrs. Take a new flag argument for resuming unwinding
2323 and set action flags accordingly. Always set _US_END_OF_STACK when
2324 get_eit_entry fails. Unwind before calling the stop function.
2325 (_Unwind_GetCFA): New function.
2326 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2327 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2328 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2329 just call unwind_phase2_forced.
2330 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2331 * config/arm/unwind-arm.h (abort): Remove prototype.
2332 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2334 (_Unwind_GetCFA): New prototype.
2335 * config/arm/pr-support.c (abort): Add prototype here.
2336 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2338 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2339 not schedule the prologue with non-call exceptions and EABI.
2341 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2343 * config/arm/unwind-arm.h: Reorder interface function declarations.
2344 (_URC_END_OF_STACK): New enumeration value.
2345 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2346 (struct _Unwind_Control_Block): Document reserved field use.
2347 (_Unwind_Stop_Fn): New typedef.
2348 (_Unwind_ForcedUnwind): Declare.
2349 (_Unwind_Resume_or_Rethrow): Declare.
2350 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2352 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2353 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2354 (UCB_FORCED_STOP_ARG): New.
2355 (search_EIT_table): Update boundary condition checks.
2356 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2357 (unwind_phase2): Replace for with do..while.
2358 (unwind_phase2_forced): New.
2359 (__gnu_Unwind_RaiseException): Replace for with do..while.
2360 (__gnu_Unwind_ForcedUnwind): New.
2361 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2362 Use appropriate phase2 unwinder.
2363 (__gnu_Unwind_Resume_or_Rethrow): New.
2364 (__gnu_unwind_pr_common): Cope with forced unwinding.
2366 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2369 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2371 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2372 roundsf2): Remove "s" from mnemonic.
2374 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2376 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2378 * config/bfin/crtn.s: Change epilogues to match.
2379 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2380 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2381 __PIC__ and __pic__.
2383 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2386 * doc/invoke.texi: Distinguish between free and fixed form instead of
2387 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2389 * gcc.c (default_compilers): Remove double entries, add entries for
2390 suffixes '.F90' and '.F95'.
2392 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2394 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2395 in the stack probing loop.
2397 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2399 * configure.ac: Use .machine power5 not power5x.
2400 * configure: Regenerate.
2402 2005-11-15 Mike Stump <mrs@apple.com>
2404 * c-decl.c (lookup_name_two): Add.
2405 * c-tree.h (lookup_name_two): Likewise.
2406 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2407 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2409 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2411 PR rtl-optimization/23392
2412 * regrename.c (enum scan_actions) Add mark_access.
2413 (scan_actions_name): Ditto.
2414 (scan_rtx_reg): Handle mark_access.
2415 (scan_rtx_address): Do nothing for mark_access.
2416 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2417 and regs in REG_INC notes before closing chains for dead regs.
2418 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2419 opening chains for new writes.
2421 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2423 * c.opt (ffixed-line-length-none): New.
2425 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2427 * mklibgcc.in: Change contents of eh_dummy.c.
2429 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2431 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2433 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2435 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2437 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2439 2005-11-15 Jan Hubicka <jh@suse.cz>
2441 * invoke.texi (large-unit-insns): Document.
2442 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2443 * params.def (large-unit-insns): New param.
2445 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2448 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2449 special register for operand 3. Reindent constraints to align
2452 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2454 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2455 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2456 * configure.ac: Add test for FP rounding instructions.
2457 * configure: Regenerate.
2458 * config.in: Regenerate.
2459 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2460 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2462 * config/rs6000/rs6000.opt (mfprnd): New.
2463 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2464 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2465 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2466 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2467 (TARGET_FPRND): New.
2468 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2470 (btrunc<mode>2): New.
2472 (floor<mode>2): New.
2473 (round<mode>2): New.
2475 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2477 * gcc.c (version_compare_spec_function): Use fatal() rather than
2480 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2481 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2482 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2484 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2487 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2488 on -mmacosx-version-min setting.
2490 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2493 * tree-vrp.c (infer_value_range): Return false if STMT is a
2494 block terminator and its basic block has no successors.
2496 2005-11-14 Mike Stump <mrs@apple.com>
2498 * config/i386/i386.c (override_options): -masm=intel isn't
2499 supported on darwin.
2500 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2502 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2504 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2505 vfork after including auto-host.h.
2507 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2509 PR rtl-optimization/22002
2510 * combine.c (distribute_notes): Detect cases where a reg dies
2511 two or more times in a bb, including on the insn we are combining,
2512 and place the death note on the correct range.
2514 2005-11-14 Dale Johannesen <dalej@apple.com>
2516 * expmed.c (store_bit_field): Add offset unconditionally for
2518 (extract_bit_field): Don't force extzv or extv operand into
2519 a register if field is too big.
2521 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2523 * config/arm/arm.c (pic_labelno): New.
2524 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2525 LABEL_REF. Pass only the labelno to PIC insns.
2526 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2527 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2528 * arm.md (UNSPEC_PIC_LABEL): New constant.
2529 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2530 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2531 Use the correct label prefix.
2533 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2535 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2538 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2540 * loop-invariant.c: Include tm_p.h.
2541 * Makefile.in: Updated.
2543 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2545 * pa.c (store_reg): Revise generation of frame notes in large frames.
2546 (set_reg_plus_d): Likewise.
2548 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2550 PR tree-optimization/24709
2551 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2554 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2556 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2557 and duplicate declaration of pthread_self.
2559 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2560 Ian Lance Taylor <ian@airs.com>
2563 * calls.c (expand_call): If TARGET is a MEM and some part of the
2564 argument area has been saved, force TARGET to a register.
2566 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2568 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2571 2005-11-13 Jason Merrill <jason@redhat.com>
2574 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2575 lazily declared methods.
2576 (force_decl_die): Stop if forcing out the context already make a
2578 (force_type_die): Likewise.
2580 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2583 * builtins.c (integer_valued_real_p): Add break in
2584 REAL_CST having TREE_OVERFLOW set.
2586 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2588 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2589 addressing modes during calculation of costs.
2591 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2593 * function.c (assign_stack_local_1): Restrict sanity check
2594 on frame size overflow to 32-bit and above platforms.
2596 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2598 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2599 * config/cris/cris.c: Include reload.h.
2600 (cris_initial_elimination_offset): New function.
2601 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2604 2005-11-12 Richard Guenther <rguenther@suse.de>
2606 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2608 2005-11-12 Jan Hubicka <jh@suse.cz>
2610 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2611 to compare against 0 when possible.
2613 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2615 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2616 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2617 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2618 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2621 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2623 * recog.c (constrain_operands) <case 'g'>: For a match, require
2624 that a non-register matches general_operand when strict >= 0.
2626 2005-11-11 Steven Bosscher <stevenb@suse.de>
2628 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2631 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2633 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2634 (memory_address_same): New.
2635 (dse_optimize_stmt): Call memory_address_same.
2637 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2640 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2641 ZERO_EXTEND>: New cases.
2643 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2645 * longlong.h (__clz_tab): Always provide.
2647 2005-11-11 Steven Bosscher <stevenb@suse.de>
2650 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2652 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2653 before check_maybe_invariant.
2654 (move_invariant_reg): Use gen_move_insn instead of replacing
2655 SET_DEST with the temporary for the invariant.
2656 (move_loop_invariants): If checking is enabled, do internal
2657 consistency checks after completing the pass.
2659 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2662 * common.opt (Wvolatile-register-var): New.
2663 * varasm.c (make_decl_rtl): Only emit warning when option
2664 specified. Clarify warning message.
2665 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2667 * doc/md.texi (copysign): Document standard named pattern.
2669 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2671 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2672 bytes when align is 2.
2673 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2674 by the first instruction of the loop.
2676 2005-11-11 Jason Merrill <jason@redhat.com>
2679 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2682 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2684 PR rtl-optimization/22509
2685 * local-alloc.c (memref_used_between_p): Check whether a function call
2686 could not reference the memref.
2688 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2690 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2691 algorithm so as to choose the best, not the worst, alternative.
2692 Reset accumulated register class before processing next alternative.
2694 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2697 * calls.c (expand_call): Copy a return value to a plain register
2700 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2703 * varasm.c (assemble_name): Recompute name only for transparent
2706 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2708 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2710 2005-11-04 Jeff Law <law@redhat.com>
2713 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2714 perform reassociation if the parent statement will not die as
2715 a result of the optimization.
2717 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2719 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2720 delete_old_heap_vars.
2721 * tree-dfa.c (referenced_var_remove): Remove function.
2722 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2723 (delete_tree_ssa): Remove call to delete_old_heapvars.
2724 Add call to delete_alias_heapvars.
2725 * tree-flow.h (referenced_var_remove): Remove prototype
2726 (init_alias_heapvars): New prototype.
2727 (delete_alias_heapvars): Ditto.
2728 * Makefile.in (tree-ssa-structalias.o): Add
2729 gt-tree-ssa-structalias.o
2730 (GTFILES): Add tree-ssa-structalias.h and
2731 tree-ssa-structalias.c.
2732 (s-gtype): Add gt-tree-ssa-structalias.h.
2733 * tree-ssa-structalias.c (heapvars): Remove.
2734 (oldheapvars): Remove.
2735 (heapvar_for_stmt): New variable.
2736 (heapvar_lookup): New function.
2737 (heapvar_insert): Ditto.
2738 (get_constraint_for): See if we have an old heapvar
2740 (init_alias_heapvars): New function.
2741 (delete_alias_heapvars): Ditto.
2742 Add include of gt-tree-ssa-structalias.h.
2744 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2747 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2749 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2751 * tree.c (int_fits_type_p): Only look at the base type
2752 if it has the same precision as the original type.
2754 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2757 * varasm.c (assemble_alias): Use %q+D in the error
2758 message instead of %J and %qD.
2760 2005-11-10 Richard Guenther <rguenther@suse.de>
2762 * gcse.c (free_ldst_entry): Only free hashtable if
2765 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2767 * function.c (assign_stack_local_1): Issue an error message if
2768 the frame size overflows in the signed target arithmetics.
2770 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2772 * tree.c (build_qualified_type): Chain the new type to the original
2773 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2774 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2775 (build_pointer_type_for_mode): Only return unqualified types.
2776 (build_reference_type_for_mode): Likewise.
2778 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2780 * Makefile.in (gnucompare): Do comparison of all files using one of
2781 the chosen methods and only afterwards decide if just warning should
2782 be issued or comparison failure raised.
2784 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2786 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2787 (noce_try_abs): Negate if the comparison is reversed.
2788 Look only one instruction backwards for a REG_EQUAL note.
2790 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2793 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2794 gthr-tpf.h: Define __gthrw. For all identifiers that might
2795 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2796 and prefix all uses with __ghtrw.
2798 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2801 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2802 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2803 * c-common.c (handle_weakref_attribute): New.
2804 (c_common_attribute_table): Add weakref.
2805 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2807 * configure, config.in: Rebuilt.
2808 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2809 * doc/extend.texi: Document weakref attribute.
2810 * varasm.c (ultimate_transparent_alias_target): New
2811 (assemble_name): Use it.
2812 (weak_finish_1): Split out of...
2813 (weak_finish): ... and deal with weakrefs in...
2814 (weakref_targets): ... new list.
2815 (globalize_decl): Clean up weakref_targets.
2816 (do_assemble_alias): Handle weakrefs.
2817 (finish_aliases_1): Do not reject weakrefs to external symbols.
2818 (assemble_alias): Handle weakrefs.
2820 2005-11-09 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/24716
2823 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2824 t_bool to track results from follow_ssa_edge.
2826 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2828 * final.c (force_source_line): New global variable.
2829 (final_scan_insn): Set it to true instead of clearing last_filename.
2830 (notice_source_line): Return true if force_source_line is true,
2831 unless source info is absent.
2833 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2836 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2837 a linkage name for a variable if it a register variable.
2838 * c-decl.c (grokdeclarator): Global register variables
2839 should be set as PUBLIC.
2841 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2844 * config/s390/s390.c (struct s390_frame_layout): New fields
2845 first_save_gpr_slot and last_save_gpr_slot.
2846 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2847 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2848 first_save_gpr and last_save_gpr with the _slot variants.
2849 (s390_register_info): Calculate first_save_gpr_slot and
2850 last_save_gpr_slot using regs_ever_live.
2852 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2855 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2856 for a function containing a landing pad.
2858 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2861 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2864 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2866 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2867 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2869 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2872 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2874 (call,load,store): New insn types.
2875 (mem_access, branch_access): Adjust reservation conditions.
2876 (define_delay): Adjust condition.
2877 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2879 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2880 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2882 (call_internal, call_value_internal, return_internal,
2883 return_interrupt_internal, eh_return_internal, indirect_jump,
2884 tablejump): Set call insn type.
2885 (blockage, ei, di): Use appropriate unspec const.
2886 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2887 (ms1_get_attr_type): Adjust to give load & store types.
2888 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2889 backwards past a barrier.
2890 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2892 (struct branch_info, struct label_info): New.
2894 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2895 (ms1_machine_reorg): New.
2896 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2897 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2898 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2899 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2902 2005-11-09 Per Bothner <per@bothner.com>
2903 Uros Bizjak <uros@kss-loka.si>
2906 * toplev.c (process_options): Initialize debug_hooks early
2907 in case lang_hooks.post_options ends up calling a debug_hook.
2909 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2911 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2912 DBX_REGISTER_NUMBER being contiguous.
2914 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2915 Diego Novillo <dnovillo@redhat.com>
2918 * tree-vrp.c (register_edge_assert_for): Do not register
2919 always-false predicates.
2921 2005-11-08 Devang Patel <dpatel@apple.com>
2923 PR tree-optimization/23115
2924 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2927 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2929 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2932 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2934 Fix PR tree-optimization/23382
2936 * tree-ssa-alias.c (compute_may_aliases): Call
2937 delete_old_heap_vars.
2938 * tree-dfa.c (referenced_var_remove): New function.
2939 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2940 * tree-flow.h (referenced_var_remove): Add prototype.
2941 (delete_old_heap_vars): Ditto.
2942 * tree-ssa-structalias.c (heapvars): New variable.
2943 (oldheapvars): Ditto.
2944 (get_constraint_for): Put heap vars on heapvars list.
2945 (delete_old_heap_vars): New function.
2947 2005-11-08 Jason Merrill <jason@redhat.com>
2949 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2951 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2954 * reg-stack.c (reg_to_stack): Update register liveness also
2955 for flag_sched2_use_traces.
2957 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2960 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2961 override prior explicit -mno-powerpc-gfxopt.
2963 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2965 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2966 if the bitsize is zero.
2967 * doc/md.texi (Standard Pattern Names): Document it.
2969 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2970 (TARGET_PASS_BY_REFERENCE): Likewise.
2972 2005-11-07 Ian Lance Taylor <ian@airs.com>
2974 PR rtl-optimization/24683
2975 * config/i386/i386.c (legitimize_pic_address): If constant operand
2976 to PLUS is too large, put it in a register.
2978 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2980 * configure.ac: Enable checking assembler dwarf2 support for bfin
2982 * configure: Regenerate.
2984 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2988 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2989 gen_easy_vector_constant_add_self): Delete.
2990 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2992 (output_vec_const_move): Use gen_easy_altivec_constant.
2993 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2994 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2995 (easy_vector_constant_add_self): Rewritten.
2996 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2997 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2998 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2999 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3000 Macroize and adjust for the other changes.
3002 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3006 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3007 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3009 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3011 PR rtl-optimization/23567
3012 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3013 (noce_process_if_block): Don't do any optimizations except
3014 if (cond) x = x; if !set_b and write into orig_x may trap
3015 or fault. Remove the MEM_READONLY_P check.
3017 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3020 * tree-vrp.c (fix_equivalence_set): New.
3021 (extract_range_from_assert): Call it.
3023 2005-11-05 Ian Lance Taylor <ian@airs.com>
3026 * combine.c (apply_distributive_law): Don't distribute across a
3029 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3031 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3032 config/ms1/ms1.h, config/rs6000/predicates.md,
3033 config/s390/s390.c, params.def, postreload-gcse.c,
3034 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3035 tree-vrp.c, tree.c: Fix comment typos.
3036 * doc/invoke.texi: Fix typos.
3038 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3040 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3041 for testing whether the data_dependence_relation contains distance
3042 vectors. Iterate over all distance vectors of the ddr.
3043 * lambda.h: Define a vec of lambda_vector pointers.
3044 * tree-data-ref.c (dump_data_dependence_relation,
3045 dump_data_dependence_direction): Iterate over all distance and
3046 direction vectors of the ddr.
3047 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3049 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3050 of distance/direction vectors instead of a single one.
3051 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3052 lambda_vectors with a vec of lambda_vectors.
3053 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3054 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3055 DDR_NUM_DIST_VECTS): New.
3056 * tree-loop-linear.c (gather_interchange_stats): Test for the
3057 existence of distance vectors only after having checked that there
3058 is a dependence. Iterate over all distance vectors of the ddr.
3059 (linear_transform_loops): Use dump_data_dependence_relation.
3060 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3061 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3062 distance vectors of the ddr.
3064 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3066 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3067 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3068 IS_INTHANDLER; all callers changed.
3069 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3071 (do_link, do_unlink): New argument ALL; all callers changed.
3072 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3073 If function isn't leaf, save and restore all registers.
3074 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3077 2005-11-05 Jan Hubicka <jh@suse.cz>
3079 PR rtl-optimization/23490
3080 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3081 max-flow-memory-location): Document.
3082 * flow.c: Include params.h
3083 (MAX_MEM_SET_LIST_LEN): Kill.
3084 (add_to_mem_set_list): Use new param.
3085 * cse.c (cse_basic_block): Replace 1000 by new param.
3086 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3087 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3088 * predict.c (predict_loops): Use new param.
3089 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3091 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3092 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3093 Do not hold memory returned by cgraph_node_name across other call.
3095 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3098 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3101 2005-11-04 Jeff Law <law@redhat.com>
3104 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3105 * tree-ssa-dom.c: Include params.h.
3106 (thread_across_edge): If there are too many statements in the
3107 target block, then do not thread through it.
3108 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3109 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3111 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3114 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3115 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3117 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3120 * tree-scalar-evolution.c (instantiate_parameters_1,
3121 instantiate_parameters, resolve_mixers): Compute the size of an
3122 expression to be instantiated and give up the instantiation if the
3123 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3125 2005-11-04 Richard Guenther <rguenther@suse.de>
3127 * tree-flow.h (ref_contains_indirect_ref): Rename to
3128 array_ref_contains_indirect_ref.
3129 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3130 (array_ref_contains_indirect_ref): Make comment match the code
3132 (ref_contains_array_ref): Likewise.
3133 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3134 ref_contains_indirect_ref.
3135 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3136 Rename calls to ref_contains_indirect_ref.
3138 2005-11-04 Paul Brook <paul@codesourcery.com>
3140 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3141 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3142 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3143 * config/arm/arm.md: Use match_operand in peephole input templates
3144 and match_dup in peephole output templates.
3146 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3148 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3151 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3152 Daniel Jacobowitz <dan@codesourcery.com>
3154 * longlong.h (add_ssaaaa): Clobber condition code register
3156 (sub_ddmmss): Likewise.
3157 (umul_ppmm): Likewise.
3159 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3160 Paul Brook <paul@codesourcery.com>
3161 Phil Blundell <pb@reciva.com>
3163 * configure.ac: Add test for ARM TLS support.
3164 * configure: Regenerated.
3165 * config/arm/arm-protos.h (legitimize_tls_address)
3166 (arm_tls_referenced_p, tls_mentioned_p)
3167 (arm_output_addr_const_extra): New prototypes.
3168 (thumb_legitimize_pic_address): Delete.
3169 * config/arm/arm.c: Include "gt-arm.h".
3170 (enum tls_reloc): New.
3171 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3172 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3173 (arm_call_tls_get_addr, legitimize_tls_address)
3174 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3175 (arm_init_tls_builtins, arm_emit_tls_decoration)
3176 (arm_output_addr_const_extra): New functions.
3177 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3178 (TARGET_HAVE_TLS): Define.
3179 (target_thread_pointer): New.
3180 (arm_override_options): Handle -mtp=.
3181 (legitimize_pic_address): Ignore UNSPECs.
3182 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3184 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3185 (tls_get_addr_libfunc): New variable.
3186 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3187 (arm_init_builtins): Call arm_init_tls_builtins.
3188 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3189 (arm_encode_section_info): Call default_encode_section_info.
3190 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3191 (enum arm_tp_type): New.
3192 (target_thread_pointer): Add declaration.
3193 (LEGITIMATE_CONSTANT_P): Handle TLS.
3194 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3195 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3196 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3197 * config/arm/arm.md: Add UNSPEC_TLS.
3198 (movsi): Handle TLS.
3199 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3201 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3202 (load_tp_hard, load_tp_soft): New insns.
3203 * arm.opt: Add -mtp=.
3204 * doc/invoke.texi (ARM Options): Document -mtp.
3206 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3208 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3209 * config/arm/libunwind.S: Include "lib1funcs.asm".
3210 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3211 (LIB2ADDEH): Add libunwind.S.
3212 (LIB2ADDEHDEP): Add lib1funcs.asm.
3213 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3215 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3218 * gcc/c.opt: Add a -lang-fortran option.
3219 * gcc/c-opts.c: Add a lang_fortran flag.
3220 (c_common_init_options): Handling the -lang-fortran option.
3221 (c_common_handle_option): Add a case for Fortran options in
3222 preprocessing. Remove cases for -ffixed-form and
3223 -ffixed-line-length. Add a case for -lang-fortran.
3225 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3227 * config/rs6000/rs6000.c: Include params.h
3228 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3229 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3230 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3231 (UNSPEC_VPKUWSS): Delete.
3232 (altivec_vpkuhss): Delete.
3233 (altivec_vpkuwss): Delete.
3234 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3236 (neg_eq0<mode>): Remove final condition.
3237 (neg_eq<mode>): Remove condition and split-condition.
3239 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3241 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3242 Use associated print macros.
3244 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3247 * diagnostic.c (diagnostic_set_info_translated): New function.
3248 (diagnostic_set_info): Use it. Add comment.
3249 * diagnostic.h (diagnostic_set_info_translated): Declare.
3251 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3253 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3254 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3255 reference only if 'public' is true.
3256 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3257 emit the .hidden directive only if the indirect reference is public.
3258 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3259 Pass it to dw2_force_const_mem.
3260 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3261 * dwarf2out.c (output_cfi): Adjust calls to above function.
3262 (output_call_frame_info): Likewise.
3263 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3264 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3266 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3268 PR tree-optimization/24483
3269 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3270 field to elts if possible.
3272 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3275 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3278 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3280 Fix PR tree-optimization/24351
3282 * tree-ssa-structalias.c (struct variable_info): Add
3284 (get_varinfo_fc): New function to follow collapsing.
3285 (new_var_info): Set collapsed_to to NULL.
3286 (dump_constraint): Follow collapsing.
3287 (build_constraint_graph): Handle collapsing.
3288 (do_simple_structure_copy): Return false if something bad
3290 (collapse_rest_of_var): New function.
3291 (do_structure_copy): Collapse if do_simple_structure_copy returns
3294 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3297 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3298 expressions to a statement list instead of gimplifying them.
3300 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3302 PR rtl-optimization/23585
3303 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3304 that can't trap plus a constant integer, if the mode has zero size.
3306 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3309 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3311 ("*insv<mode>_reg_extimm"): Likewise.
3313 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3316 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3317 c_common_type_for_mode returns an unnamed type.
3319 2005-11-02 Richard Henderson <rth@redhat.com>
3323 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3324 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3325 * function.c (assign_parms): Use calls.internal_arg_pointer.
3326 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3328 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3329 (TARGET_CALLS): Add it.
3330 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3331 * targhooks.c (default_internal_arg_pointer): New.
3332 * targhooks.h (default_internal_arg_pointer): Declare.
3333 * tree.h (dwarf2out_reg_save_reg): Declare.
3334 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3335 * config/i386/i386.c (dbx_register_map): Add return column.
3336 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3337 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3338 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3339 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3340 (ix86_save_reg): Save force_align_arg_pointer.
3341 (ix86_emit_save_regs): Make regno unsigned.
3342 (ix86_emit_save_regs_using_mov): Likewise.
3343 (ix86_expand_prologue): Handle force_align_arg_pointer.
3344 (ix86_expand_epilogue): Likewise.
3345 * config/i386/i386.h: (dbx_register_map): Update.
3346 (dbx64_register_map, svr4_dbx_register_map): Update.
3347 (struct machine_function): Add force_align_arg_pointer.
3348 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3349 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3350 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3352 2005-11-02 Jan Hubicka <jh@suse.cz>
3355 * i386.md: Add peep2 for simplyfing array accesses.
3357 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3360 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3361 * config/s390/s390.c (s390_decompose_shift_count): New function.
3362 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3363 (print_shift_count_operand): Use s390_decompose_shift_count.
3364 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3365 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3367 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3370 * loop.c (loop_givs_rescan): Use force_operand to expand
3373 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3376 * fold-const.c (build_range_check): Use unsigned when signed
3377 overflow is undefined also. If etype is subtype, make sure that
3378 the subtraction is in the supertype.
3380 2005-11-02 Richard Henderson <rth@redhat.com>
3383 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3386 2005-11-01 Richard Henderson <rth@redhat.com>
3389 * loop.c (scan_loop): Do not propagate computations to a hard
3390 register destination with SMALL_REGISTER_CLASSES.
3392 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3394 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3395 costs for MULT inside PLUS or MINUS.
3397 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3399 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3400 (TRAMPOLINE_SIZE): Round up to 60.
3401 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3403 2005-10-31 James E. Wilson <wilson@specifix.com>
3406 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3407 ifdef. Put ifdefs around call in gen_subprogram_die.
3408 (compute_frame_pointer_to_cfa_displacement): Likewise.
3409 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3412 PR rtl-optimization/17356
3413 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3414 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3416 2005-10-31 Jan Hubicka <jh@suse.cz>
3419 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3422 * i386.c (legitimize_pic_address): Deal with large immediates.
3425 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3426 from symbol names while computing checkup.
3429 * predict.c (predict_loops): Do not estimate more than
3430 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3431 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3433 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3435 PR tree-optimization/19097
3436 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3438 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3440 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3442 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3445 * tree-inline.c (setup_one_parameter): If the init_stmt
3446 is NULL, don't insert the statement.
3448 2005-10-30 Jan Hubicka <jh@suse.cz>
3450 PR tree-optimization/24172
3451 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3453 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3455 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3456 constants for hosts with long != 32 bits.
3458 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3461 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3463 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3465 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3466 (TARGET_MS1_16_002): New.
3467 (TARGET_MS1_16_003): New.
3469 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3470 ("*decrement_and_branch_until_zero_no_clobber"): New.
3471 Add corresponding splitter for decrement_and_branch_until_zero
3473 Key all decrement_and_branch_until_zero patterns off of
3476 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3479 * tree-complex.c (extract_component): Treat RESULT_DECL
3480 like the rest of the decls.
3482 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3484 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3485 indirect call to _mcount if the function needs a static chain.
3487 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3488 Caroline Tice <ctice@apple.com>
3490 PR rtl-optimization/24460
3491 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3492 (dwarf2out_switch_text_section): Set it to true instead of
3493 incrementing separate_line_info_table_in_use.
3494 (output_loc_list): Additionally test have_switched_text_sections.
3495 (output_ranges): Likewise.
3496 (dwarf2out_finish): Likewise.
3497 * varasm.c (assemble_start_function): Do not call
3498 insert_section_boundary_note.
3499 (assemble_end_function): If flag_reorder_blocks_and_partition,
3500 switch to the function's section before emitting the .size directive.
3501 * bb-reorder.c (insert_section_boundary_note): Staticify.
3502 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3503 * output.h (insert_section_boundary_note): Delete.
3505 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3508 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3509 instead of pointer equality when comparing types.
3511 2005-10-24 James E. Wilson <wilson@specifix.com>
3513 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3514 add_dependence_list_and_free calls.
3516 2005-10-24 Steven Bosscher <stevenb@suse.de>
3518 * contrib.texi: Add the names of the LLNL folks who donated
3519 Cray pointer support for gfortran.
3521 2005-10-24 Steven Bosscher <stevenb@suse.de>
3523 PR tree-optimization/24225
3524 * profile.c (branch_prob): Look from end to start through a
3525 basic block when looking for a locus.
3527 2005-10-24 Richard Henderson <rth@redhat.com>
3529 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3531 (hppa_expand_prologue): Likewise.
3533 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3535 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3536 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3537 * pa.h (NO_PROFILE_COUNTERS): Define.
3538 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3539 (funcdef_nos): New vector to hold label numbers of deferred profile
3541 (output_deferred_profile_counters): New function.
3542 (hppa_profile_hook): Push label number onto funcdef_nos.
3543 (pa_hpux_file_end): Call output_deferred_profile_counters if
3544 NO_DEFERRED_PROFILE_COUNTERS is false.
3546 * pa-protos.h (get_deferred_plabel): New prototype.
3547 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3549 (output_call): Adjust calls.
3551 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3553 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3554 peculiarity of GOT/TOC section usage.
3556 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3559 * c-common.c (constant_string_class_name): Add documentation.
3561 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3564 * recog.c (peephole2_optimize): Increment peep2_current_count
3565 only when the slot is empty.
3567 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3570 * except.c (output_function_exception_table): Call
3571 assemble_external_libcall if we need a personality function.
3573 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3575 PR rtl-optimization/24460
3576 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3577 set the basic block for barriers.
3579 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3581 * var-tracking.c (vt_initialize): Initialize post.
3583 2005-10-21 Devang Patel <dpatel@apple.com>
3586 * c-common.c (vector_types_convertible_p): Check vector element type.
3588 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3590 * config/sh/sh.c (prepare_move_operands): Handle the address
3591 constant which is a tls symbolic address plus a constant.
3593 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3596 * gcc.c (main): Use the correct counter for erroring out
3597 about mulitple files.
3599 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3602 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3603 use r2 for 64-bit tls .got access.
3605 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3607 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3610 2005-10-20 Steven Bosscher <stevenb@suse.de>
3612 PR tree-optimization/24307
3613 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3615 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3618 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3620 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3621 is ready, stop marking functions, but still mark variables.
3623 2005-10-20 Richard Guenther <rguenther@suse.de>
3626 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3629 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3631 PR rtl-optimization/23585
3632 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3633 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3634 (may_trap_p_1): New predicate extracted from...
3635 (may_trap_p): ... here. Invoke may_trap_p_1.
3636 (may_trap_or_fault_p): New predicate.
3637 * rtl.h (may_trap_or_fault_p): Declare it.
3638 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3639 instead of may_trap_p.
3640 (steal_delay_list_from_fallthrough): Likewise.
3641 (fill_simple_delay_slots): Likewise.
3642 (fill_slots_from_thread): Likewise.
3643 * function.c (pad_to_arg_alignment): Rework comment about
3644 SPARC_STACK_BOUNDARY_HACK.
3645 * config/sparc/sparc.h: Likewise.
3647 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3649 * config/s390/s390.c (s390_expand_insv): New.
3650 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3651 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3652 ("icm_hi"): Remove mode attribute.
3653 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3655 ("*extracthi", "*extractqi"): Remove.
3656 (extv<mode>", "*extzv<mode>"): New.
3657 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3658 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3660 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3662 * cfgexpand.c (discover_nonconstant_array_refs_r,
3663 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3664 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3665 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3666 discover_nonconstant_array_refs.
3668 2005-10-19 Steven Bosscher <stevenb@suse.de>
3671 * c-decl.c (pop_scope): Don't warn about an unused variable
3672 if it is marked with TREE_NO_WARNING.
3673 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3674 somenow mismatch and olddecl is to be replaced.
3676 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3679 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3680 whether registers live on the edge can be saved/restored.
3682 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3684 * config/sh/sh.c (fixup_mova): Skip notes.
3686 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3688 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3689 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3690 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3691 (s390_initial_elimination_offset): Likewise.
3692 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3693 register on TARGET_ZARCH targets.
3694 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3695 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3696 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3697 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3699 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3701 * config/s390/s390.md: Comment describing output modifiers updated.
3702 * config/s390/s390.c (print_operand): Likewise.
3704 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3706 * config/s390/s390.c (override_options): Added check for -mstack-size
3708 * doc/invoke.texi: Mention that limit in the documenation.
3710 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3713 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3715 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3717 Fix PR tree-optimization/24231
3719 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3720 (compute_avail): Ditto.
3722 2005-10-18 Richard Henderson <rth@redhat.com>
3725 * config/i386/i386.c (legitimate_constant_p): Check
3726 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3728 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3729 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3730 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3732 (print_operand_address): Likewise.
3733 * config/i386/predicates.md (x86_64_immediate_operand): Test
3734 SYMBOL_REF_TLS_MODEL properly inside CONST.
3735 (x86_64_zext_immediate_operand): Likewise.
3736 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3737 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3738 * config/i386/i386-protos.h: Remove predicates.md entries.
3740 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3742 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3743 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3745 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3746 Ian Lance Taylor <ian@airs.com>
3749 * fold-const.c (fold_widened_comparison): Do not allow range based
3750 constant folding when right operand cannot be unwidened.
3752 2005-10-17 Richard Henderson <rth@redhat.com>
3754 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3755 with a memory clobber.
3757 2005-10-17 James E Wilson <wilson@specifix.com>
3759 PR rtl-optimization/17356
3760 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3761 checking for EDGE_EH.
3763 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3765 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3766 the slot on an even boundary for any type with 16-byte alignment.
3768 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3771 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3772 after register allocation.
3774 2005-10-17 DJ Delorie <dj@redhat.com>
3776 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3779 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3782 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3785 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3787 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3788 to 2 if it's already non-zero.
3789 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3790 is set and warn about it if flag_schedule_insns is 1.
3792 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3794 * config/crx/crx.md: Compare-and-branch instructions need to
3797 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3800 * config/i386/i386.md (*pushdi2_rex64 splitter)
3801 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3802 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3803 flow2 pass only when (optimize > 0 && flag_peephole2).
3805 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3808 * gcc.c (have_c): New static variable.
3810 (process_command): Remove declation of have_c.
3811 Set have_o to 1 when handling -o.
3812 (main): Add a fatel error if there are multiple
3813 files specified and -o and -c/-S is passed witout
3814 -combine or multiple languages.
3816 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3818 Fix PR tree-optimization/22444
3819 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3820 Assert that we don't hit something with subvars.
3821 (setup_pointers_and_addressables): Don't add things with subvars,
3822 because we'll already process the subvars for aliasing purposes.
3824 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3827 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3828 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3829 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3830 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3831 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3832 swapped, alternatives for the R constraint.
3835 * builtins.c (get_builtin_sync_mode): Make unlimited
3836 mode_for_size request.
3838 2005-10-15 Richard Henderson <rth@redhat.com>
3840 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3841 (gimplify_expr): ... here.
3842 (gimplify_compound_lval): Use it in initial scan loop. Allow
3843 fb_lvalue in base expression.
3845 2005-10-15 Richard Henderson <rth@redhat.com>
3848 * builtins.c (expand_builtin_trap): Export.
3849 * expr.h (expand_builtin_trap): Declare.
3850 * expr.c (expand_assignment): Emit a trap for integral offsets
3851 from registers that weren't reduced to bitpos.
3853 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3854 (mark_array_ref_addressable): Remove.
3855 * tree-flow.h (mark_array_ref_addressable): Remove.
3856 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3858 2005-10-15 James E Wilson <wilson@specifix.com>
3861 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3862 (add_dependence_list_and_free): Likewise.
3863 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3866 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3870 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3871 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3873 (vrp_visit_phi_node): Only prevent infinite iterations when
3874 the previous result and the new result are both VR_RANGEs.
3876 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3878 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3881 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3884 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3887 2005-10-14 Per Bothner <per@bothner.com>
3889 PR preprocessor/21250
3890 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3892 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3895 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3896 overflow flags. Refactor some conditionals.
3898 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3901 * tree-dfa.c (add_referenced_var): Only look at decls which
3902 have TREE_CONSTANT or TREE_READONLY set instead of if
3903 !TREE_PUBLIC or !TREE_CONSTANT.
3905 2005-10-13 James E Wilson <wilson@specifix.com>
3907 * doc/invoke.texi: For -x, add f95-cpp-input.
3908 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3910 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3912 PR tree-optimization/24262
3913 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3914 in loop all the time.
3916 2005-10-12 Richard Henderson <rth@redhat.com>
3919 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3920 * function.c (assign_parm_find_data_types): Don't support it.
3921 * print-tree.c (print_node): Likewise.
3922 * c-common.c (handle_transparent_union_attribute): Likewise.
3923 Use build_duplicate_type.
3924 * tree-inline.c (remap_type_1): Split out of remap_type;
3925 properly remap aggregate fields.
3926 (build_duplicate_type): New.
3927 * doc/extend.texi (Variable Attributes): Remove documentation
3928 for transparent_union.
3930 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3933 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3934 (gen_stack_pointer_dec): Likewise.
3936 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3940 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3942 (struct cxx): Add adjust_class_at_definition target hook.
3943 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3944 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3945 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3946 hook_void_tree. Add to TARGET_CXX.
3947 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3949 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3950 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3951 instead of attribute. Check for dllexport override. Warn if
3952 inconsistent dll linkage. Don't lose old dllimport if decl has
3953 had address referenced. Tweak lookup of dllimport atribute.
3954 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3955 for target specific rules. Don't add dllimport attribute if
3956 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3957 dllimport attribute.
3958 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3959 * varasm.c (initializer_constant_valid_p): Replace
3960 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3964 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3965 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3966 (i[34567]86-*-mingw32*): Likewise.
3968 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3969 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3971 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3972 C++-specific code. Change return value to bool.
3973 (i386_pe_dllimport_p): Likewise.
3974 (associated_type): Simplify and make language-independent
3975 (i386_pe_encode_section_info): Replace override of ambiguous
3976 dllimport symbol refs with a gcc_assert.
3977 (i386_pe_valid_dllimport_attribute_p): Define.
3978 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3979 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3980 i386_pe_adjust_class_at_definition.
3981 * config/i386/winnt-stubs.c: New file. Define stub versions of
3982 lang-specific functions.
3983 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3984 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3985 i386_pe_adjust_class_at_definition.
3986 (i386_pe_valid_dllimport_attribute_p): Declare.
3987 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3988 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3989 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3992 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3993 dllimport attribute with test of DECL_DLLIMPORT_P.
3995 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3997 * combine.c (make_extraction): Correct offset computation.
3999 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4001 * config/cris/t-linux (LIMITS_H_TEST): Define.
4003 2005-10-12 Richard Henderson <rth@redhat.com>
4006 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4008 2005-10-12 Richard Guenther <rguenther@suse.de>
4010 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4012 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4015 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4016 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4019 2005-10-12 Richard Guenther <rguenther@suse.de>
4022 * varasm.c (output_constant): Correct typo from previous
4025 2005-10-11 Ian Lance Taylor <ian@airs.com>
4027 PR rtl-optimization/13931
4028 * combine.c: Revert patch of 2003-05-14, and:
4029 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4030 completely killed in the appropriate insn.
4031 (distribute_notes): Don't skip multiple hard register test for
4032 elim_i1 and elim_i2.
4034 2005-10-11 Richard Henderson <rth@redhat.com>
4037 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4038 to initialize a transparent union instead of a nop_expr.
4040 2005-10-11 Richard Henderson <rth@redhat.com>
4042 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4043 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4044 (tree_ssa_dce_loop): Call scev_reset.
4047 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4048 * tree-ssa-dce.c: Include cfgloop.h.
4049 (tree_ssa_dce_loop, pass_dce_loop): New.
4050 * tree-pass.h (pass_dce_loop): Declare it.
4051 * passes.c (init_optimization_passes): Use it.
4053 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4056 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4057 Only apply the optimization for rounding builtins if the inner
4058 cast is also an extension.
4060 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4063 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4064 mark_new_vars_to_rename instead of update_stmt.
4066 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4068 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4070 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4072 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4073 for setting MMX register to 0 rather than mmx.
4075 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4078 * configure.ac: Move gas check from mips specific case to common case.
4079 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4080 * configure: Regenerate
4081 * doc/install.texi: Update.
4083 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4086 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4088 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4090 * gcc.c (do_spec_1): Accept numeric characters in file name
4093 2005-10-10 Nick Clifton <nickc@redhat.com>
4095 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4096 describing the deleted arm_gen_rotated_half_load function.
4098 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4100 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4103 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4105 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4107 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4108 (EXTRA_MULTILIB_PARTS): Define.
4109 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4110 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4111 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4112 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4113 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4114 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4116 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4118 PR tree-optimization/24226
4119 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4120 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4121 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4124 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4126 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4128 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4131 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4132 Rewrite for no need for the early clobber.
4134 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4136 Merge from csl-arm-branch:
4137 2005-09-07 Paul Brook <paul@codesourcery.com>
4138 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4141 2005-04-30 Paul Brook <paul@codesourcery.com>
4142 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4143 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4145 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4146 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4147 (arm_override_options): Use TARGET_AAPCS_BASED.
4148 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4149 (PTRDIFF_TYPE): Use int for AAPCS.
4150 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4151 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4152 (DEFAULT_SHORT_ENUMS): Delete.
4153 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4155 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4156 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4157 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4158 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4160 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4161 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4163 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4164 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4166 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4167 * config.gcc (arm*-*-linux-gnueabi): Add it.
4168 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4170 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4171 * config/arm/linux-eabi.h: New file.
4172 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4173 (LINUX_TARET_LINK_SPEC): Likewise.
4174 (LINK_SPEC): Use it.
4175 * config/arm/t-linux-eabi: New file.
4177 2005-10-08 Steven Bosscher <stevenb@suse.de>
4180 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4182 (PARAM_SMS_DFA_HISTORY): Likewise.
4184 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4187 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4188 (load_register_parameters): Call it.
4189 (check_sibcall_argument_overlap_1): Likewise.
4190 (store_one_arg): Likewise.
4192 2005-10-07 James E. Wilson <wilson@specifix.com>
4194 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4195 DImode not VECINT24 for operand 2.
4198 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4202 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4203 fr_spill): Use destination_operand for operand 0.
4205 2005-10-07 DJ Delorie <dj@redhat.com>
4207 * varasm.c (output_constant): Limit error to expanding
4210 2005-10-07 Richard Guenther <rguenther@suse.de>
4213 * fold-const.c (fold_binary): Fix operand types during folding
4214 of X op (A, Y). Evaluation order of the side-effects of
4215 X and A are frontend-defined, so ensure we honour that even for
4216 tcc_comparison class operands; eased by removing duplicate code.
4218 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4220 * stor-layout.c (layout_type): Do not allow alignment of array
4221 elements to be greater than their size.
4223 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4225 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4227 (hppa*-*-linux*): Ditto.
4228 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4229 * config/host-hpux.c: New.
4230 * config/x-hpux: New.
4231 * config/pa/x-hpux: Remove.
4232 * config/pa/x-linux: Remove.
4233 * config/pa/pa-host.c: Remove.
4235 2005-10-07 Jeff Law <law@redhat.com>
4237 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4238 determine whether or not to try and thread outgoing edges.
4240 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4242 * config/rs6000/rs6000.md (eqsi_power): New.
4243 (neg_eq0si): Add TARGET_POWER to final condition.
4246 2005-10-06 Richard Henderson <rth@redhat.com>
4248 * config/rs6000/rs6000.c: Revert last change.
4250 2005-10-06 Richard Henderson <rth@redhat.com>
4252 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4253 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4255 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4259 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4260 out return_label and naked_return_label.
4262 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4264 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4267 2005-10-06 Richard Henderson <rth@redhat.com>
4270 * tree-inline.c (declare_return_variable): Handle modify_dest not
4273 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4275 Fix PR tree-optimization/22488
4276 * tree-ssa-structalias.c (check_for_overlaps): New function.
4277 (create_variable_info_for): Use it.
4279 2005-10-06 Richard Henderson <rth@redhat.com>
4282 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4283 (dwarf2out_start_source_file): Print it.
4285 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4287 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4289 2005-10-06 Richard Henderson <rth@redhat.com>
4292 * mode-switching.c (optimize_mode_switching): Clear transp bit
4293 for block with incomming abnormal edges.
4295 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4296 (fpscr_set_from_mem): Use them.
4297 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4298 (fpscr postinc splitters): Rewrite as peephole2+split.
4300 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4302 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4303 (eq<mode>_compare): Same.
4305 2005-10-06 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/24238
4308 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4310 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4312 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4313 here. Use AC_PATH_PROG for environment variables instead of
4315 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4317 * configure: Regenerated.
4319 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4322 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4323 then force it into a register.
4324 (call_value): Likewise.
4326 2005-10-06 Richard Henderson <rth@redhat.com>
4329 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4330 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4331 under pass_vectorize.
4333 2005-10-05 Devang Patel <dpatel@apple.com>
4336 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4337 handling constants. Check NAMESPACE_DECL context for constants.
4339 2005-10-05 Eric Christopher <echristo@apple.com>
4341 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4343 2005-10-05 Richard Henderson <rth@redhat.com>
4346 * tree-cfg.c (mark_array_ref_addressable_1): New.
4347 (mark_array_ref_addressable): New.
4348 * tree-flow.h (mark_array_ref_addressable): Declare.
4349 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4351 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4355 * reload.c (subst_reloads): When adding a REG_LABEL to a
4356 jump instruction, also update JUMP_LABEL.
4358 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4360 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4361 * bb-reorder.c (copy_bb_p): Use it.
4362 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4364 2005-10-05 Richard Henderson <rth@redhat.com>
4367 * toplev.c (process_options): Warn about unsupported combinations
4368 of unwind tables and omit-frame-pointer.
4369 * config/i386/i386.c (override_options): Similarly. Enable
4370 accumulate-outgoing-args if not explicitly disabled.
4372 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4374 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4375 Handle big endian vs. small endian.
4376 (vec_initv2sf): Handle big endian vs. small endian.
4377 (*vec_extractv2sf_1): Ditto.
4379 2005-10-05 Dale Johannesen <dalej@apple.com>
4381 * convert.c (convert_to_real): Don't convert
4382 (float)floor(double d) to floorf((float)d).
4384 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4386 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4388 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4390 PR tree-optimization/18587
4391 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4392 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4393 build_vuses): Change to VEC type.
4394 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4395 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4396 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4397 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4398 (get_name_decl): New. Return DECL_UID of base variable.
4399 (operand_build_cmp): New. qsort comparison routine.
4400 (operand_build_sort_virtual): New. Sort virtual build vector.
4401 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4402 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4403 (FINALIZE_BASE): Use get_name_decl.
4404 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4405 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4406 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4407 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4408 direct VEC_* manipulations.
4409 (build_ssa_operands): Call operand_build_sort_virtual.
4410 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4411 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4412 with direct VEC_* manipulations.
4413 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4414 with direct VEC manipulations.
4416 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4418 PR tree-optimization/21419
4419 PR tree-optimization/24146
4420 PR tree-optimization/24151
4422 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4423 (build_asm_expr): Call it if outputs are read-only.
4424 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4426 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4427 Paolo Bonzini <bonzini@gnu.org>
4431 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4432 enable the instructions and not just the built-ins.
4433 * doc/invoke.texi (x86 Options): Likewise.
4435 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4437 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4439 * doc/invoke.texi (Option Summary): Correct spelling
4440 of -mmacosx-version-min.
4442 2005-10-04 Devang Patel <dpatel@apple.com>
4444 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4447 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4449 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4450 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4452 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4454 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4455 ("TE","tg"): New mode attributes.
4456 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4457 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4458 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4459 dword_mode and one for GPRmode.
4461 2005-10-04 Ian Lance Taylor <ian@airs.com>
4463 PR preprocessor/13726
4464 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4465 any comments passed in.
4467 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4469 * tree.c (annotate_with_file_line): Fix typo.
4471 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4474 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4475 type used to access data in the inlined length == 1 case, use
4476 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4477 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4479 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4481 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4482 TARGET_SSE3 and only for TARGET_80387.
4483 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4484 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4485 Do not depend on TARGET_80387.
4487 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4489 * tree.c (last_annotated_node): Change type to location_t*.
4490 (annotate_with_file_line): Reflect the change of
4491 last_annotated_node type.
4493 2005-10-04 Richard Guenther <rguenther@suse.de>
4496 * c-decl.c (grokdeclarator): Don't write to fields
4499 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4502 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4504 * varasm.c (make_decl_rtl): If a register variable does not
4505 have a set user assmbler name, error out.
4506 Decode the asmspec is now name+1 bypassing '*'.
4508 2005-10-04 Steven Bosscher <stevenb@suse.de>
4510 PR tree-optimization/23049
4511 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4512 of a COND_EXPR is folded before calling fold on the whole rhs of a
4513 conditional assignment.
4514 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4515 document that a COND_EXPR may appear there.
4517 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4520 * tree-vrp.c (extract_range_from_assert): If the new numeric
4521 range created out of the assertion contradicts the existing
4522 numeric range of the ASSERT_EXPR variable, make the new range
4525 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4527 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4528 from T_REGS to FP register class.
4530 2005-10-03 Richard Henderson <rth@redhat.com>
4533 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4534 before creating a new one.
4536 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4538 * config/rs6000/t-aix43 (LDFLAGS): New.
4539 * config/rs6000/t-aix52 (LDFLAGS): New.
4541 2005-10-03 Ian Lance Taylor <ian@airs.com>
4543 * gimplify.c (find_single_pointer_decl_1): New static function.
4544 (find_single_pointer_decl): New static function.
4545 (internal_get_tmp_var): For a formal variable, set restrict base
4546 information if appropriate.
4547 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4549 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4550 (DECL_GET_RESTRICT_BASE): Define.
4551 (SET_DECL_RESTRICT_BASE): Define.
4552 (decl_restrict_base_lookup): Declare.
4553 (decl_restrict_base_insert): Declare.
4554 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4555 * tree.c (restrict_base_for_decl): New static variable.
4556 (init_ttree): Initialize restrict_base_for_decl.
4557 (copy_node_stat): Copy restrict base information.
4558 (decl_restrict_base_lookup): New function.
4559 (decl_restrict_base_insert): New function.
4560 (print_restrict_base_statistics): New static function.
4561 (dump_tree_statistics): Call print_restrict_base_statistics.
4563 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4566 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4567 case of anti-ranges.
4569 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4572 * c-typeck.c (tagged_tu_seen): Rename to ...
4573 (tagged_tu_seen_cache): this and add val field.
4574 (comptypes): Move functional to comptypes_internal
4575 and free tagged_tu_seen.
4576 (comptypes_internal): New function and call comptypes_internal
4577 instead of comptypes. Speed up by sibcalling
4578 tagged_types_tu_compatible_p.
4579 (alloc_tagged_tu_seen): New function
4580 (free_all_tagged_tu_seen_up_to): New function.
4581 (tagged_types_tu_compatible_p): Return the val of the seen two
4583 Add that the two types are the same to tagged_tu_seen_base
4584 if they are and call comptypes_internal instead of comptypes.
4585 <case UNION_TYPE>: Speed up common type where the fields are
4587 (function_types_compatible_p): Call comptypes_internal instead of
4589 (type_lists_compatible_p): Likewise.
4590 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4592 2005-10-02 Matthias Klose <doko@debian.org>
4594 * doc/invoke.texi: Fix typo and speling error.
4596 2005-10-01 Richard Henderson <rth@redhat.com>
4598 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4600 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4602 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4603 using --start-group and --end-group.
4605 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4607 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4608 FIXME note regarding quirky semantics.
4610 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4613 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4614 non-null range as a last resort.
4616 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4617 Diego Novillo <dnovillo@redhat.com>
4620 * tree-vrp.c (extract_range_from_assert): For !=
4621 assertions, only build an anti-range if LIMIT is a
4622 single-valued range.
4624 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4626 * arm.md (movqi): On thumb when optimizing, handle loading from
4627 memory by describing this as taking a subreg of a zero-extended load
4628 into an SImode register.
4631 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4633 * reload1.c (merge_assigned_reloads): Do not change any
4634 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4636 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4638 * Makefile.in (LIPO_FOR_TARGET): Define.
4639 (STRIP_FOR_TARGET): Define.
4641 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4642 before creating new ones. Do symlinks before creating the actual
4645 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4646 to work out which multilibs are actually being built.
4648 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4650 * tree-vect-transform.c, config/ms1/ms1.md,
4651 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4652 Follow spelling conventions.
4653 * doc/invoke.texi, doc/md.texi: Fix typos.
4655 2005-09-30 Andrew Macleod <amacleod@redat.com>
4657 PR tree-optimization/21430
4658 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4659 use operands, and set stmt pointer if need be.
4660 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4661 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4664 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4667 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4669 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4671 * optabs.c (expand_binop): Initialize first_pass_p.
4673 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4676 * c-decl.c (c_write_global_declarations_1): If any
4677 wrapup_global_declaration_2 call returned true, restart the loop.
4679 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4681 Fix PR tree-optimization/24117
4682 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4683 before considering whether to use anyoffset.
4685 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4689 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4691 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4693 (swap_commutative_operands_with_target): New.
4695 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4698 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4701 2005-09-29 Steven Bosscher <stevenb@suse.de>
4703 PR tree-optimization/23911
4704 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4705 and IMAGPART_EXPR too.
4707 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4710 * expmed.c (expand_shift): Move logic to reverse rotation
4711 direction when rotating by constants ...
4712 * optabs.c (expand_binop): ... here.
4713 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4714 (ix86_rotrdi3): New pattern.
4715 (rotldi3): Handle 32-bit mode.
4716 (ix86_rotldi3): New pattern.
4718 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4721 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4722 check for numbers that need no bit twiddle.
4724 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4726 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4727 multilib to be built.
4729 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4730 (stage1-start): Delete old libgcc and libunwind before moving
4731 anything into the stage directory.
4732 (stage2-start): Likewise.
4733 (stage3-start): Likewise.
4734 (stage4-start): Likewise.
4735 (stageprofile-start): Likewise.
4736 (stagefeedback-start): Likewise.
4737 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4738 header in tm_file and CPU-specific t-darwin in tmake_file.
4739 (i[34567]86-*-darwin*): Don't change tm_file.
4740 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4741 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4742 shared library stub for target OS version.
4743 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4744 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4745 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4746 (libgcc_s.%.dylib): New.
4748 (install-darwin-libgcc-stubs): New.
4749 (INSTALL_LIBGCC): New append.
4750 * config/i386/darwin-libgcc.10.4.ver: New.
4751 * config/i386/darwin-libgcc.10.5.ver: New.
4752 * config/i386/t-darwin: New.
4753 * config/rs6000/darwin-libgcc.10.4.ver: New.
4754 * config/rs6000/darwin-libgcc.10.5.ver: New.
4755 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4756 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4758 2005-09-28 Paul Brook <paul@codesourcery.com>
4760 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4763 2005-09-28 Richard Guenther <rguenther@suse.de>
4765 PR tree-optimization/23853
4766 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4767 host_integerp to verify misalignment value.
4769 2005-09-28 Richard Henderson <rth@redhat.com>
4771 * builtins.c (get_builtin_sync_mode): New.
4772 (expand_builtin_sync_operation): Pass in mode argument.
4773 (expand_builtin_compare_and_swap): Likewise.
4774 (expand_builtin_lock_test_and_set): Likewise.
4775 (expand_builtin_lock_release): Likewise.
4776 (expand_builtin): Update to match.
4778 2005-09-28 Nick Clifton <nickc@redhat.com>
4780 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4781 formatting. Add check to PLUS case to ensure that the offset is
4782 within an acceptable range.
4784 * config/v850/v850.md (casesi): Disable the generation of the
4785 switch pattern as it is not being handled properly at the moment.
4787 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4788 for when the high words are identical.
4790 2005-09-27 Richard Henderson <rth@redhat.com>
4792 * pretty-print.c (pp_base_format): Fix typo for %>.
4794 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4795 Devang Patel <dpatel@apple.com>
4797 PR tree-optimization/23625
4798 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4799 LABEL_EXPR, assertion check.
4801 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4803 * optabs.c (no_conflict_move_test): Check if a result of a
4804 to-be-moved insn would be clobbered by an originally
4807 2005-09-27 Jeff Law <law@redhat.com>
4809 * passes.c (init_optimization_passes): Replace copy propagation
4810 passes immediately after DOM with phi-only copy propagation
4811 pases. Add phi-only copy propagation pass after first DOM pass.
4812 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4813 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4814 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4815 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4816 to init_copy_prop. Callers updated.
4817 (do_phi_only_copy_prop): New function.
4818 (pass_phi_only_copy_prop): New pass descriptor.
4820 2005-09-27 Nick Clifton <nickc@redhat.com>
4822 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4824 2005-09-26 Jason Merrill <jason@redhat.com>
4827 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4829 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4831 2005-09-26 James E Wilson <wilson@specifix.com>
4833 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4834 copyright. Add gcc copyright plus libgcc exception.
4835 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4837 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4839 2005-09-26 Jeff Law <law@redhat.com>
4841 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4842 about when to iterate.
4844 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4847 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4848 for __complex__ double in -mcpu=G5 mode.
4850 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4852 PR tree-optimization/23942
4853 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4854 * tree-scalar-evolution.c: Include params.h.
4856 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4857 follow_ssa_edge_in_condition_phi_branch,
4858 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4859 Change return type to t_bool. Use a parameter to limit the size of
4860 trees that are walked before stopping
4861 (analyze_evolution_in_loop): Initialize the limit to 0.
4862 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4863 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4865 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4868 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4869 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4871 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4873 * combine.c (make_extraction): Check for valid use of subreg.
4875 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4878 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4879 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4880 ("fist<mode>2_with_temp"): Use only register operands.
4882 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4884 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4885 CALL_INSN_FUNCTION_USAGE.
4887 2005-09-26 Richard Guenther <rguenther@suse.de>
4890 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4891 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4892 (ldst_entry): Use the hashtable instead of list-walking.
4893 (find_rtx_in_ldst): Likewise.
4894 (free_ldst_entry): Free the hashtable.
4895 (compute_ld_motion_mems): Create the hashtable.
4896 (trim_ld_motion_mems): Remove entry from hashtable if
4897 removing it from list.
4898 (compute_store_table): Likewise^2.
4899 (store_motion): Free hashtable in case we did not see
4902 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4904 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4905 and arg1 if we are passing them to fold_build2.
4907 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4910 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4913 2005-09-25 Richard Henderson <rth@redhat.com>
4915 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4916 SYMBOL_REF_TLS_MODEL to be correct.
4918 2005-09-24 Richard Henderson <rth@redhat.com>
4920 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4921 end of function. Reindent.
4923 2005-09-24 Ian Lance Taylor <ian@airs.com>
4925 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4926 NEGATE_EXPR/BIT_NOT_EXPR case.
4928 2005-09-24 Richard Henderson <rth@redhat.com>
4930 * c-common.c (handle_mode_attribute): When not modifying in place,
4931 create subtypes for enumerations.
4932 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4933 * gimplify.c (create_tmp_from_val): Likewise.
4935 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4937 * config/i386/i386.md (*tls_global_dynamic_64,
4938 *tls_local_dynamic_base_64): Add missing mode to call.
4939 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4941 2005-09-24 Jan Hubicka <jh@suse.cz>
4943 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4944 (cgraph_clone_node): Likewise.
4945 * cgraph.h (cgraph_clone_edge): Update prototype.
4946 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4947 duplicated prototypes; add updating argument.
4948 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4949 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4951 (cgraph_mark_inline_edge): Likewise.
4952 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4953 (cgraph_flatten_node): Likewise.
4954 (cgraph_decide_recursive_inlining): Likewise.
4955 (cgraph_decide_inlining_of_small_function): Likewise.
4956 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4958 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4959 Pete Steinmetz <steinmtz@us.ibm.com>
4961 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4962 (rldic.): Set type to "compare".
4964 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4965 mfjmpr for MFCTR/MFLR.
4966 (movdf_hardfloat64): Same.
4967 (movdf_softfloat64): Same. Correct order of store and move types.
4968 (movti_string): Set type to store_ux/load_ux.
4969 (load_multiple): Set type to load_ux.
4970 (store_multiple): Set type to store_ux.
4971 (movmemsi): Set type to store_ux.
4972 (output_cbranch direct_return): Set type to jmpreg.
4973 (stmw): Set type to store_ux.
4974 (lmw): Set type to load_ux.
4975 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4976 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4977 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4978 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4979 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4980 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4981 (rios1-fpstore): Increase latency to 3.
4982 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4983 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4985 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4986 Andrew Pinski <pinskia@physics.uc.edu>
4988 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4989 operand2 constraint to "b".
4990 (sync_<fetchop_name>di_internal): Same.
4991 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4993 (sync_old_<fetchop_name>di_internal): Same.
4994 (sync_new_<fetchop_name>si_internal): Same.
4995 (sync_new_<fetchop_name>di_internal): Same.
4997 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5000 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5001 case, define as macros.
5003 PR rtl-optimization/23837
5004 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5005 clobber / clobber match between dest and p->first.
5007 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5008 (no_conflict_move_test): Update comments.
5010 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5012 * doc/install.texi: Update URL for Jacks.
5013 * doc/sourcebuild.texi: Likewise.
5015 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5018 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5019 registers when choosing register preferences.
5020 (movdf_hardfloat64): Same.
5022 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5024 * expmed.c (expand_shift): Don't use the target of the rotate as
5025 target for the first expanded shift insn.
5026 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5028 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5030 PR tree-optimization/22438
5031 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5032 preserved iv rhs rewriting specially.
5034 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5036 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5037 estimate_only is true.
5038 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5039 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5040 tree-ssa-structalias.c
5041 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5042 ref_contains_indirect_ref.
5043 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5045 2005-09-21 DJ Delorie <dj@redhat.com>
5047 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5049 (mn10300_return_in_memory): Support variable size types also.
5050 (mn10300_pass_by_reference): Likewise.
5051 (mn10300_function_value): New.
5052 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5053 (FUNCTION_OUTGOING_VALUE): Likewise.
5054 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5055 * doc/invoke.texi: Document it.
5057 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5060 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5061 force integer op1 into register for XFmode compares.
5063 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5066 * expmed.c (alg_code): Add alg_impossible.
5067 (alg_hash_entry): Add cost.
5068 (synth_mult): Record alg_impossible in the hash table if
5069 multiplication by a given integer is impossble within the
5070 limit. Speed up using alg_impossible.
5072 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5074 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5075 argument. Allow and set any offset if needs_anyoffset is passed
5077 (get_constraint_for): Add argument here too.
5079 (do_structure_copy): Pass NULL to get_constraint_for.
5080 (handle_ptr_arith): Ditto.
5081 (find_func_aliases): Ditto.
5083 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5085 PR rtl-optimization/23898
5086 * output.h (get_attr_min_length): Declare.
5087 * final.c (get_attr_length_1): New function, broken out of:
5089 (get_attr_min_length): New function.
5090 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5091 (duplicate_computed_gotos): Likewise.
5092 * genattr.c (insn_min_length): Generate declaration.
5093 * genattrtab.c (min_fn, min_attr_value): New functions.
5094 (make_length_attrs): Generate insn_min_length.
5096 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5098 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5100 2005-09-20 Richard Henderson <rth@redhat.com>
5102 PR tree-optimization/24059
5103 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5106 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5108 * c.opt (fextended-identifiers): New.
5109 * c-opts.c (c_common_handle_option): Handle
5110 -fextended-identifiers.
5111 * doc/cpp.texi: Update documentation of extended identifiers.
5112 * doc/cppopts.texi (-fextended-identifiers): Document.
5114 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5116 PR tree-optimization/23929
5117 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5120 PR tree-optimization/23818
5121 * tree-stdarg.c (execute_optimize_stdarg): Call
5122 calculate_dominance_info.
5124 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5126 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5127 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5128 (compute_overlap_steps_for_affine_1_2): Use
5129 get_number_of_iters_for_loop.
5130 (analyze_subscript_affine_affine): Check whether difference is
5132 Use get_number_of_iters_for_loop.
5133 Check whether overlap occurs outside of bounds.
5134 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5136 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5138 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5139 base register if possible.
5141 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5143 PR tree-optimization/18463
5144 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5145 converting it directly is not possible.
5146 (chrec_convert_aggressive): New function.
5147 * tree-chrec.h (chrec_convert_aggressive): Declare.
5148 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5149 Fold chrec conversions aggressively if asked to.
5150 (instantiate_parameters): Modified because of changes in
5151 instantiate_parameters_1.
5153 2005-09-19 Richard Henderson <rth@redhat.com>
5155 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5156 (reduc_splus_v2df): New.
5158 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5160 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5161 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5163 2005-09-19 Richard Henderson <rth@redhat.com>
5165 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5168 2005-09-19 Richard Henderson <rth@redhat.com>
5170 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5171 (ia64_expand_dot_prod_v8qi): New.
5172 * config/ia64/ia64-protos.h: Update.
5173 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5174 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5175 sdot_prodv8qi, sdot_prodv4hi): New.
5176 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5178 2005-09-19 Richard Henderson <rth@redhat.com>
5181 * real.c (exact_real_truncate): Return false if the format cannot
5182 represent the number as a normal.
5184 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5185 for a memory source.
5187 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5189 * tree-ssa-operands.c (swap_tree_operands): Export.
5190 * tree.h (swap_tree_operands): Declare.
5191 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5192 Call swap_tree_operands.
5194 2005-09-19 Richard Henderson <rth@redhat.com>
5196 * tree-flow.h (merge_alias_info): Declare.
5197 * tree-ssa-copy.c (merge_alias_info): Export.
5198 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5199 (vect_create_data_ref_ptr): Use create_iv directly.
5200 (vectorizable_load): Use correct types for integer constants.
5201 (vect_generate_tmps_on_preheader): Likewise.
5202 (vect_gen_niters_for_prolog_loop): Likewise.
5204 2005-09-19 Steven Bosscher <stevenb@suse.de>
5206 PR rtl-optimization/23943
5207 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5209 2005-09-18 Jan Hubicka <jh@suse.cz>
5211 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5213 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5215 * varasm.c (output_constant): Do not abort on conversions to union
5216 types between different sizes.
5218 2005-09-18 Richard Guenther <rguenther@suse.de>
5221 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5224 2005-09-18 Paul Brook <paul@codesourcery.com>
5226 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5228 2005-09-17 Richard Henderson <rth@redhat.com>
5230 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5231 * tree-ssa-loop.c (pass_vect_dce): Remove.
5232 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5235 2005-09-17 Richard Henderson <rth@redhat.com>
5237 * tree-pass.h (pass_vect_dce): Declare.
5238 * passes.c (init_optimization_passes): Add it.
5239 * tree-flow.h (tree_ssa_dce): Declare.
5240 * tree-ssa-dce.c (tree_ssa_dce): Export.
5241 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5242 (gate_tree_vectorize): ... here.
5243 (pass_vect_dce): New.
5245 2005-09-17 Jan Hubicka <jh@suse.cz>
5247 * except.c (struct eh_status): Turn region_array into vec.
5248 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5249 convert_from_eh_region_ranges, find_exception_handler_labels,
5250 current_function_has_exception_handlers, assign_filter_values,
5251 build_post_landing_pads, dw2_build_landing_pads,
5252 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5253 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5254 foreach_reachable_handler, can_throw_internal_1,
5255 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5257 (duplicate_eh_region_1): Update region_array.
5258 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5260 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5263 * expmed.c (expand_mult): Substitute simple register for op0 when
5266 2005-09-17 Richard Henderson <rth@redhat.com>
5268 * expr.c (emit_move_via_integer): Add force argument, pass it on
5269 to emit_move_change_mode. Update callers.
5270 (emit_move_complex): Pass true to new force argument.
5271 * function.c (expand_function_end): Move expand_eh_return call
5272 earlier. Merge sub-word complex values into a pseudo before
5273 copying to the return hard register.
5275 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5277 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5278 between different sizes.
5280 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5284 * passes.c (init_optimization_passes): Register dump files for
5287 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5289 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5290 * config/s390/s390.c (s390_overlap_p): New function.
5291 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5292 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5295 2005-09-16 Richard Guenther <rguenther@suse.de>
5297 * ipa-pure-const.c (static_execute): Free auxiliar information.
5298 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5299 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5301 2005-09-15 DJ Delorie <dj@redhat.com>
5303 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5305 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5307 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5309 (swap_commutative_operands_with_target): New.
5311 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5313 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5316 (estimate_iters_using_array): New function.
5317 * tree-data-ref.h (estimate_iters_using_array): Prototype
5318 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5319 Use estimate_iters_using_array instead of analyze_array.
5321 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5323 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5326 2005-09-15 Michael Matz <matz@suse.de>
5328 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5330 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5332 PR tree-optimization/23835
5333 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5334 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5336 2005-09-14 Richard Henderson <rth@redhat.com>
5338 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5339 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5341 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5343 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5344 in the ARRAY_TYPE case.
5346 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5348 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5350 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5353 * tree-vect-transform.c (vectorizable_operation): Return false for
5354 scalar shift operations and for vector shift operations with
5355 non-invariant shift arguments. Use scalar tree operand op1 as
5356 a shift operand when vector shift insn pattern uses scalar shift
5358 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5360 2005-09-14 Olivier Hainque <hainque@adacore.com>
5362 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5363 value if it has side-effects.
5365 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5368 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5370 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5372 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5373 passed as NAME as if it were label at start of function code.
5375 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5377 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5380 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5382 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5383 as early clobber. Rewrite so the PIC register is not implicitly used.
5385 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5387 * tree.c (annotate_with_file_line): Compare line numbers before
5390 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5393 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5394 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5396 2005-09-13 Ian Lance Taylor <ian@airs.com>
5398 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5399 than a HOST_WIDEST_INT to gen_doloop_begin.
5401 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5403 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5405 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5407 PR tree-optimize/23817
5408 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5410 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5413 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5414 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5415 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5416 (restore_stack_nonlocal): Likewise.
5417 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5419 2005-09-12 Ian Lance Taylor <ian@airs.com>
5422 * c.opt (ffriend-injection): New C++ option.
5423 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5424 (C++ Dialect Options): Document -ffriend-injection.
5426 2005-09-12 Josh Conner <jconner@apple.com>
5429 * ipa-reference.c (static_execute): Don't mark variables in
5430 named sections TREE_READONLY.
5432 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5434 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5437 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5439 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5440 V_MUST_DEF instead of just the first_use_p.
5441 Don't mark the virtual variables for renaming on the statement which
5443 (pass_dse): Remove TODO_update_ssa.
5445 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5448 * stor-layout.c (compute_record_mode): For records with a single
5449 field, actually check the field's mode size against the type size.
5451 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5452 registers for TARGET_SHMEDIA.
5453 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5454 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5455 of GENERAL_REGS and FP_REGS.
5457 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5459 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5461 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5463 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5464 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5465 are omitted. Exclude stack_tie insn too.
5467 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5469 PR rtl-optimization/23098
5470 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5472 * config/rs6000/rs6000.md (movdf splitter): Use
5473 const_double_operand predicate for TARGET_POWERPC64.
5474 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5475 SYMBOL_REF method to ABI_V4.
5477 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5478 replace_equiv_address.
5479 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5480 rs6000_sr_alias_set and MEM_NOTRAP.
5481 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5483 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5485 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5486 handle CALL_EXPR again.
5488 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5490 * arm/predicates.md (alignable_memory_operand): Delete.
5492 2005-09-10 Richard Henderson <rth@redhat.com>
5495 * dbxout.c (dbxout_expand_expr): New.
5496 (dbxout_symbol): Use it.
5498 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5500 * arm.c (arm_gen_rotated_half_load): Delete.
5501 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5502 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5503 (thumb_set_return_address): Likewise.
5504 (thumb_load_double_from_address): Use adjust_address.
5505 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5506 (extendhsisi2_mem, movhi_bytes): Use change_address.
5507 (movhi): Use widen_memory_access.
5508 (reload_out_df): Use replace_equiv_address.
5509 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5511 2005-09-09 Richard Henderson <rth@redhat.com>
5514 * dbxout.c: Include expr.h.
5515 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5516 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5517 * Makefile.in (dbxout.o): Add EXPR_H.
5519 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5521 PR tree-optimization/23509
5522 * tree-cfg.c (replace_uses_by): Use replace_exp.
5523 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5524 pointers have name_mem_tag or type_mem_tag set.
5526 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5528 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5529 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5530 of wrongly accessing operands.
5532 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5534 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5535 * tree-chrec.c: Include tree-scalar-evolution.h.
5536 (chrec_convert): Instantiate the base and step before calling
5537 scev_probably_wraps_p that would fail on parametric evolutions.
5538 Collect all the fails into a single section failed_to_convert,
5539 print a diagnostic, and return chrec_dont_know instead of calling
5541 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5542 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5544 (scev_const_prop): Don't replace the definition of a loop closed ssa
5545 phi node by itself, or by another loop closed ssa phi node.
5546 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5547 that base and step are defined.
5549 2005-09-09 Richard Guenther <rguenther@suse.de>
5552 * fold-const.c (fold_ternary): Check truth_value_p before
5553 calling invert_truthvalue.
5555 2005-09-09 Nick Clifton <nickc@redhat.com>
5557 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5558 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5559 dimension of these arrays.
5560 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5562 * longlong.h: Only provide a prototype for the __clz_tab[] array
5563 if this header has not been included from libgcc2.h.
5564 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5566 Provide prototypes for exported functions.
5567 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5570 2005-09-08 Josh Conner <jconner@apple.com>
5574 * expr.c (expand_expr_addr_expr_1): Don't invoke
5575 expand_simple_binop for EXPAND_INITIALIZER.
5577 2005-09-08 Richard Henderson <rth@redhat.com>
5580 * toplev.c (wrapup_global_declaration_1): Split out ...
5581 (wrapup_global_declaration_2): ... from ...
5582 (wrapup_global_declarations): ... here. Return bool.
5583 (check_global_declaration_1): Split out ...
5584 (check_global_declarations): from here.
5585 (emit_debug_global_declarations): New.
5586 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5587 check_global_declaration_1, emit_debug_global_declarations): Declare.
5588 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5589 of decls. Call wrapup_global_declaration_1,
5590 wrapup_global_declaration_2, check_global_declaration_1 directly.
5591 (c_write_global_declarations_2): New.
5593 (c_write_global_declarations): Call c_write_global_declarations_2.
5594 * langhooks.c (write_global_declarations): Call
5595 emit_debug_global_declarations.
5597 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5598 remove decls that have DECL_RTL_SET_P.
5599 * passes.c (rest_of_decl_compilation): Invoke
5600 cgraph_varpool_finalize_decl for all but functions.
5602 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5604 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5605 the result of a conversion if the new min and max cannot be compared.
5607 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5609 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5610 (override_options): Setting s390_sr_alias_set removed.
5611 (save_fpr, save_gprs): Set alias set to vararg or frame.
5612 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5613 s390_sr_alias_set with get_frame_alias_set ().
5614 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5615 get_varargs_alias_set ().
5617 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5621 * c-parser.c (c_parser_objc_method_definition): If the next
5622 token is not "{", error out and don't start the function.
5624 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5626 * tree-vrp.c (extract_range_from_expr): Move the check for non
5627 nullness after the check for gimple invariant.
5629 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5631 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5633 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5636 * config/m32r.md (movmemsi_internal): Canonicalize order of
5637 operands in PLUS component of template.
5639 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5641 * reload1.c (fixup_eh_region_note): Remove assertion.
5642 (fixup_abnormal_edges): Reverted removal of call to
5643 find_many_sub_basic_blocks made on 2005-08-31.
5645 2005-09-07 Richard Henderson <rth@redhat.com>
5647 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5648 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5649 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5650 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5651 rearrange for better packing.
5652 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5653 (lookup_cfa_1): Remove inline marker.
5654 (cfa_equal_p): Split out of ...
5655 (def_cfa_1): ... here. Use INVALID_REGNUM.
5656 (build_cfa_loc): Handle !cfa->indirect.
5657 (frame_pointer_cfa_offset): New.
5658 (dbx_reg_number): Assert register elimination performed; do
5659 leaf register remapping.
5660 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5661 (eliminate_reg_to_offset): New.
5662 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5663 for verifiably local stack frame addresses; re-base to CFA.
5664 (mem_loc_descriptor): Remove can_use_fbreg argument.
5665 (concat_loc_descriptor, loc_descriptor): Likewise.
5666 (containing_function_has_frame_base): Remove.
5667 (rtl_for_decl_location): Don't do register elimination or
5668 leaf register remapping here.
5669 (secname_for_decl): Split out from ..
5670 (add_location_or_const_value_attribute): ... here.
5671 (convert_cfa_to_loc_list): New.
5672 (compute_frame_pointer_to_cfa_displacement): New.
5673 (gen_subprogram_die): Use them.
5674 * tree.h (frame_base_decl): Remove.
5675 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5676 (prologue_stack_adjust): Remove.
5677 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5678 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5679 (set_frame_base_location): Remove.
5680 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5681 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5682 (vt_add_function_parameters): Don't eliminate_regs.
5683 (vt_initialize): Don't create frame_base_decl.
5685 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5687 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5688 version of GNU binutils for 4.x and later.
5690 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5692 * ggc-page.c (ggc_push_context): Remove.
5693 (ggc_pop_context): Likewise.
5694 * ggc.h (ggc_push_context): Remove.
5695 (ggc_pop_context): Likewise.
5697 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5700 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5701 returning from an interrupt handler.
5703 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5706 * config/arc/arc.c (output_shift): Add check for loop count when
5709 2005-09-06 Steven Bosscher <stevenb@suse.de>
5711 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5713 (abs_replacement): Likewise.
5714 (pass_phiopt): Remove TODO_update_ssa.
5716 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5719 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5720 if "return with no value, in function returning non-void" warning
5722 * tree-cfg.c (execute_warn_function_return): Don't look at
5723 RETURN_EXPRs with TREE_NO_WARNING set.
5726 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5727 for internal functions doesn't use registers used by global registers
5728 variables. Use fewer register parameters if there are global register
5731 2005-09-06 Olivier Hainque <hainque@adacore.com>
5732 Eric Botcazou <ebotcazou@adacore.com>
5735 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5736 when we would be extracting outside its bit span (bitpos+bitsize
5737 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5738 Ada unchecked conversions.
5740 2005-09-06 Steven Bosscher <stevenb@suse.de>
5742 * tree-ssa-pre.c (try_look_through_load): New function.
5743 (compute_avail): Use it to try to look through loads for some
5744 more useful expressions.
5746 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5748 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5749 condition for detecting cases like (a&a) and (a^a).
5751 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5753 * common.opt: Add option ftree-vect-loop-version.
5754 * params.def: Add --param vect-max-version-checks.
5755 * doc/invoke.texi: Document ftree-vect-loop-version and
5756 --param vect-max-version-checks.
5757 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5758 may_misalign_stmts and defines for accessors.
5759 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5760 LOOP_VINFO_MAY_MISALIGN_STMTS.
5761 (destroy_loop_vec_info): VEC_free for
5762 LOOP_VINFO_MAY_MISALIGN_STMTS.
5763 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5764 Update documentation.
5765 (vect_update_misalignment_for_peel): New.
5766 (vect_enhance_data_refs_alignment): Update to choose loop
5767 peeling or loop versioning if appropriate for the (potentially)
5768 unaligned data references in the loop.
5769 (vect_analyze_data_refs_alignment): Remove call to
5770 vect_enhance_data_refs_alignment so the checks can be done
5772 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5773 and move up call to vect_analyze_data_refs_alignment.
5774 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5775 (vect_transform_loop): Add call to loop_version.
5777 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5779 PR rtl-optimization/23098
5780 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5781 * simplify-rtx.c (constant_pool_reference_p): New function.
5782 * rtl.h (constant_pool_reference_p): New prototype.
5783 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5784 constant_pool_reference_p in condition and
5785 avoid_constant_pool_reference in preparation statements.
5787 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5789 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5790 STRICT_LOW_PART SETs.
5792 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5795 * except.c (sjlj_emit_function_enter): Find the function begin
5796 note even when it's not in first basic block.
5798 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5800 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5801 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5802 * aclocal.m4: Regenerate.
5804 2005-09-05 DJ Delorie <dj@redhat.com>
5806 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5809 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5811 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5812 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5813 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5814 Follow spelling conventions.
5815 * doc/invoke.texi: Follow spelling conventions.
5817 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5819 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5820 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5821 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5823 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5826 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5827 (output_stack_adjust): Use gen_tmp_stack_mem.
5828 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5829 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5830 (sh_get_pr_initial_val): Likewise.
5831 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5832 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5833 * sh.md (divsi_inv_m0): Use gen_const_mem.
5834 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5835 (movdf_i4+1): Use gen_tmp_stack_mem.
5836 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5837 (fpu_switch+2): Likewise.
5838 (movv4sf_i, movv16sf_i): Use adjust_address.
5839 (symGOT_load): Set MEM_NOTRAP_P bit.
5841 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5844 * pa.c (emit_move_sequence): Fix typo in last change.
5846 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5848 PR rtl-optimization/23454
5849 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5852 2005-09-03 Richard Henderson <rth@redhat.com>
5853 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5856 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5859 2005-09-02 Nicolas Pitre <nico@cam.org>
5861 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5862 to bit_count to 32 bits.
5864 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5867 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5868 generating synthetic loads from volatile lvalues.
5870 005-09-02 Nick Clifton <nickc@redhat.com>
5872 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5873 __ctzhi2, __clzhi2): New functions.
5875 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5878 * tree-nested.c (struct var_map_elt): Mark with GTY.
5879 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5881 (lookup_field_for_decl): Allocate new element in GC memory.
5882 (lookup_tramp_for_decl): Likewise.
5883 (convert_nl_goto_reference): Likewise
5884 (create_nesting_tree): Allocate info in GC memory. Likewise for
5886 (free_nesting_tree): Free with ggc_free instead of free.
5887 (root): New static variable.
5888 (lower_nested_functions): Remove root as local variable. And zero out
5889 root at the end of the function.
5891 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5893 PR rtl-optimization/20365
5894 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5895 to short. New member ix.
5896 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5897 (simplify_plus_minus): Initialize ix members before calling qsort.
5899 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5901 PR tree-optimization/23626
5902 * tree-cfg.c (replace_uses_by): Clean up eh info.
5904 2005-09-01 DJ Delorie <dj@redhat.com>
5906 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5909 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5911 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5912 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5915 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5917 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5918 do not issue warning for a variable definition following
5921 2005-09-01 Richard Henderson <rth@redhat.com>
5924 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5925 conversion to CONST_VECTOR.
5927 2005-09-01 Richard Henderson <rth@redhat.com>
5930 * reload1.c (reload_as_needed): Check !CALL_P before calling
5931 fixup_eh_region_note.
5932 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5934 2005-09-01 DJ Delorie <dj@redhat.com>
5936 * varasm.c (output_constant): Let the target resolve
5937 conversions of addresses to non-default pointer sizes.
5939 2005-09-01 Nicolas Pitre <nico@cam.org>
5941 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5942 to alow matching ARM pre-indexed addressing mode.
5943 (arm_override_options): Remove now irrelevant comment.
5945 2005-09-01 Phil Edwards <phil@codesourcery.com>
5947 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5948 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5949 * config/i386/vxworks.h: Likewise.
5950 * config/i386/t-vxworksae: New file, for VxWorks AE.
5951 * config/i386/vxworksae.h: Likewise.
5953 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5955 PR tree-optimization/23410
5956 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5957 sequence is not wrapping during the first step.
5959 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5962 * dwarf2out.c (base_type_die): Compare char_type_node with
5963 TYPE_MAIN_VARIANT (type), not type.
5965 2005-09-01 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/15366
5968 * common.opt: Add -finline-functions-called-once.
5969 Put -fearly-inlining in alphabetically ordered place.
5970 * doc/invoke.texi: Document new option.
5971 * ipa-inline.c (cgraph_decide_inlining): Honour
5972 flag_inline_functions_called_once.
5974 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5976 PR rtl-optimization/23478
5977 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5978 (alloc_qty): Initialize it.
5979 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5980 (combine_regs): Combine also n_throwing_calls_crossed fields.
5981 (find_free_reg): Don't attempt to caller-save pseudos crossing
5982 calls that might throw.
5983 * global.c (struct allocno): Add throwing_calls_crossed field.
5984 (global_alloc): Revert 2005-08-22 change. Initialize
5985 throwing_calls_crossed.
5986 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5989 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5992 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5993 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5994 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5995 (and64_2_operand): Tweak to use predicate.
5996 (and_operand): Adjust for mask_operand changes.
5997 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5998 (print_operand): Likewise.
5999 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6000 (mask64_1or2_operand): Delete.
6001 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6002 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6003 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6004 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6005 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6006 (rotldi3_internal4): Likewise.
6007 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6008 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6009 (ashldi3_internal7): Likewise.
6010 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6011 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6012 (anddi3 split): Don't match mask64_operand.
6013 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6014 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6015 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6016 't' splitter predicate.
6017 (movdi_internal64 + 2): Revert 2005-06-11 change.
6019 2005-08-31 DJ Delorie <dj@redhat.com>
6021 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6022 (m32c_asm_integer): Add support for 32 bit pointers.
6024 2005-08-31 Richard Henderson <rth@redhat.com>
6026 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6027 component-like references for setting MEM_NOTRAP_P.
6029 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6030 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6032 2005-08-31 Richard Henderson <rth@redhat.com>
6034 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6035 into a pseudo before applying gen_lowpart.
6037 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6039 * doc/install.texi (Specific): Update cctools version required
6040 for full functionality.
6041 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6042 linkers as -macosx_version_min.
6044 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6047 * sh.c (print_operand, %R and %S): Add handling of floating point
6048 registers, memory, constants and invalid operands.
6050 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6052 * ipa-pure-const.c: Change dump name.
6054 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6057 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6058 to "reg_or_0_operand".
6059 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6061 2005-08-31 Dale Johannesen <dalej@apple.com>
6063 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6064 loops that count down.
6066 2005-08-31 Richard Henderson <rth@redhat.com>
6069 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6070 (fixup_eh_region_note): New.
6071 (reload_as_needed): Call it.
6072 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6073 don't call find_many_sub_basic_blocks; call verify_flow_info.
6074 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6075 (keep_stack_depressed): Likewise.
6076 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6078 2005-08-31 Richard Henderson <rth@redhat.com>
6080 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6083 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6085 * expr.c (expand_expr_real_1): Compare size of address
6086 mode to target's address mode size in deciding expansion of
6087 the constant address.
6089 2005-08-31 Richard Guenther <rguenther@suse.de>
6092 * expr.c (all_zeros_p): New function.
6093 (expand_expr_real_1): Handle the case of an all-zero
6094 non-addressable constructor separately.
6096 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6098 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6099 arguments, adjust all callers.
6100 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6102 2005-08-30 Richard Henderson <rth@redhat.com>
6105 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6106 whenever the mode sizes match.
6108 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6110 * calls.c (load_register_parameters): Fix comment typo.
6111 * expr.c (emit_push_insn): Comment formatting.
6113 2005-08-30 Ian Lance Taylor <ian@airs.com>
6115 * config/i386/x-cygwin (host-cygwin): Change dependency from
6116 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6118 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6120 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6123 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6126 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6127 call to ggc_collect.
6129 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6132 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6133 beginning. Remove $(INCLUDES) from all the rules, if following
6134 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6136 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6139 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6140 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6141 not constant, but maxlen is, don't set len to maxlen, rather
6142 set maxlen to len if len is a constant.
6144 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6146 PR tree-optimization/23475
6147 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6150 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6152 Fix PR middle-end/22455
6154 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6155 Checksum only the parts of the tree that exist for the tree code.
6157 2005-08-28 Dale Johannesen <dalej@apple.com>
6159 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6161 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6163 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6165 2005-08-28 Richard Henderson <rth@redhat.com>
6167 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6168 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6171 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6174 * builtins.c (get_memory_rtx): Don't strip nops
6175 in between COMPONENT_REFs.
6177 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6180 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6182 (gimplify_modify_expr): Check for zero sized types and gimplify the
6183 rhs and lhs as statements.
6185 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6188 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6189 state for return address column of signal frames.
6191 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6194 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6195 bytes >= 2 not bytes == 2.
6196 (expand_block_move): Same.
6198 2005-08-27 Richard Guenther <rguenther@suse.de>
6201 * config/i386/sse.md (sse2_movsd): Add missing closing
6204 2005-08-27 Paul Brook <paul@codesourcery.com>
6206 * genrecog.c (enum decision_type): Add DT_num_insns.
6207 (struct decision_test): Add u.num_insns.
6208 (add_to_sequence): Add DT_num_insns test.
6209 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6210 (write_cond, debug_decision_2): Ditto.
6211 (change_state): Assume peep2_next_insn never fails.
6212 Remove "afterward" argument.
6213 (write afterward, write_tree): Update to match.
6214 * recog.c (peep2_current_count): New variable.
6215 (peep2_next_insn): Check it.
6216 (peephole2_optimize): Set peep2_current_count.
6217 * recog.h (peep2_current_count): Declare.
6219 2005-08-26 Josh Conner <jconner@apple.com>
6222 * ipa-pure-const.c (check_tree): Check for volatile-ness
6223 when considering a dereference.
6225 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6227 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6229 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6231 PR rtl-optimization/23561
6232 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6233 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6234 at most LEN bytes long memory fits into the field.
6235 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6236 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6237 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6239 2005-08-26 Richard Henderson <rth@redhat.com>
6242 * loop.c (biased_biv_may_wrap_p): New.
6243 (maybe_eliminate_biv_1): Use it to suppress non-equality
6244 comparison transformations. Delete disabled code.
6246 2005-08-26 Ian Lance Taylor <ian@airs.com>
6248 * combine.c (make_extraction): Avoid reference outside object.
6250 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6252 * stor-layout.c (finalize_type_size): Restore behaviour for
6253 non-aggregate types to the status quo ante of the patch for
6254 pr 23467. Document why it matters.
6256 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6259 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6260 array by one element, initialize the BT_LAST element with NULL.
6262 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6264 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6265 optimizing for size.
6267 (compare_plus_eqsi): Same.
6268 (plus_eqsi_compare): Same.
6269 (neg_eq0<mode>): Same.
6270 (neg_eq<mode>): Same.
6272 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6275 2005-08-26 Nick Clifton <nickc@redhat.com>
6277 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6278 TARGET_EP is not defined.
6279 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6280 TARGET_EP is enabled.
6281 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6282 * config/v850/v850.md (save_all_interrupt): Only use the EP
6283 register if TARGET_EP is defined.
6284 (restore_all_interrupt): Likewise.
6285 * config/v850/lib1funcs.asm: Update functions so that the EP
6286 register is only used if __EP__ is defined.
6288 2005-08-26 David Ung <davidu@mips.com>
6290 * config/mips/mips.c (mips_expand_prologue): Handle case when
6291 generating for MIPS16 and the outgoing argument area is more than
6292 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6295 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6297 * config/crx/crx.md: Make doloop_end pattern usage controllable
6298 via mloop-nesting=<max-nesting> command line switch. Make sure
6299 the combiner cannot use doloop_end_<mode> in an illegal way.
6300 * config/crx/crx.c: Use regs up to r6 for argument passing.
6301 Refine crx_address_cost (non cst4 displacements are expensive).
6302 * config/crx/crx.opt: Add switch for mloop-nesting=.
6304 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6306 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6307 (UNSPEC_MVST): New constant.
6309 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6311 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6312 Reject operands containing eliminable registers.
6313 * testsuite/gcc.dg/20050825-1.c: New testcase.
6315 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6316 Jan Hubicka <jh@suse.cz>
6318 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6320 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6322 PR tree-optimization/23546
6323 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6326 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6328 * params.def (PARAM_MIN_SPEC_PROB): New.
6329 * sched-rgn.c (MIN_PROBABILITY): Delete.
6330 (compute_trg_info): Convert to PARAM_VALUE.
6331 * doc/invoke.texi (param): Document min-spec-prob.
6333 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6335 * config/darwin.h: define __PIC__
6336 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6337 TARGET_OS_CPP_BUILTINS macro.
6339 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6341 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6344 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6346 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6348 * cfghooks.c (duplicate_block): Added position where to place
6349 new block as argument.
6350 * cfghooks.h (duplicate_block): Declaration changed.
6351 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6353 * cfglayout.h (copy_bbs): Declaration changed.
6354 * cfgloop.h (loop_version): Declaration changed.
6355 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6356 position to copy_bbs.
6357 (loop_version): Pass position to duplicate_loop_to_header_edge.
6358 Add place_after argument and position new blocks according to
6360 * modulo-sched.c (sms_schedule): Pass place_after argument
6362 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6363 * tree-cfg.c (split_edge_bb_loc): New function.
6364 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6365 to determine position of new blocks.
6366 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6368 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6369 argument to duplicate_block.
6370 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6371 Pass position to copy_bbs.
6373 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6375 * fold-const.c (ptr_difference_const): Use
6376 cst_and_fits_in_hwi instead of host_integerp.
6378 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6380 * config/darwin.c (gen_pic_offset): New.
6381 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6384 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6386 PR tree-optimization/23486
6387 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6389 2005-08-23 Phil Edwards <phil@codesourcery.com>
6391 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6392 remove use_collect2.
6393 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6395 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6396 configuration files to override the default value.
6398 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6399 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6400 * config/vx-common.h: New file, split out from...
6401 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6402 * config/vxworksae.h: New file, for VxWorks AE.
6403 * config/vxworks.opt: New file.
6404 * config/vxlib.c: Update for VxWorks 6.
6406 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6407 other MULTILIB_* variables appropriately.
6408 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6409 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6410 * config/rs6000/vxworks.h: Update for VxWorks 6.
6411 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6413 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6416 * config/darwin.c (machopic_select_section): Remove the hack to
6417 mark "::operator new" and "::operator delete" for coalescing
6418 even though they are not weak.
6420 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6422 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6423 * configure: Regenerate.
6425 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6428 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6430 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6431 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6434 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6436 * config/rs6000/predicates.md (equality_operator): New.
6437 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6438 comparison with a large constant.
6440 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6442 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6444 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6446 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6447 registers is even, and we have a hardware double precision fp,
6449 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6450 size of current argument when checking if argument was passed in
6453 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6456 * stor-layout.c (finalize_type_size): Dont override
6457 existing alignment with a smaller alignment from the mode.
6459 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6461 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6462 * lambda.h (lambda_vector_lexico_pos): ... here.
6463 * tree-data-ref.c (build_classic_dist_vector): Return false when
6464 the distance vector is lexicographically negative.
6466 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6468 PR tree-optimization/23511
6469 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6470 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6472 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6474 PR tree-optimization/22043
6475 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6476 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6477 If ALLOW_FLEXARR, handle types ending with flexible array member.
6478 Pass false as second argument to recursive count_type_elements calls.
6479 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6480 argument to count_type_elements call.
6481 * tree-sra.c (decide_block_copy): Likewise.
6482 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6483 for a constant-sized object, set cleared as well. Pass true as
6484 second argument to count_type_elements call.
6486 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6489 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6490 from legitimate_small_data_p, and make global. Update use.
6491 Remove forward declaration.
6492 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6494 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6496 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6498 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6499 of scratch intermediates.
6500 (eq<mode>_compare): Same.
6501 (neg_eq0<mode>): New.
6502 (neg_eq<mode>): Convert to define_insn_and_split.
6504 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6507 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6508 stdarg functions, set/clear the fp marker even when no variable
6510 * config/rs6000/sysv4.opt (mprototype): Describe.
6512 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6514 PR rtl-optimization/23478
6515 * regs.h (reg_info): Add throw_calls_crossed.
6516 (REG_N_THROWING_CALLS_CROSSED): Define.
6517 * flow.c (allocate_reg_life_data): Initialize
6518 REG_N_THROWING_CALLS_CROSSED.
6519 (propagate_one_insn, attempt_auto_inc): Update
6520 REG_N_THROWING_CALLS_CROSSED.
6521 * global.c (global_alloc): Don't allocate pseudos across
6522 calls that may throw.
6524 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6527 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6528 value is inbetween the range if we did not find an exact match.
6530 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6532 * doc/invoke.texi (Option Summary): Add ms1 options.
6533 * doc/extend.texi: Document interrupt handler attribute for ms1.
6534 * doc/md.texi: Document ms1 constraints.
6535 * config.gcc: Add ms1-*-elf.
6536 * config/ms1/ms1.h: New.
6537 * config/ms1/ms1.c: New.
6538 * config/ms1/ms1.md: New.
6539 * config/ms1/ms1-protos.h: New.
6540 * config/ms1/ABI.txt: New.
6541 * config/ms1/crti.asm: New.
6542 * config/ms1/crtn.asm: New.
6543 * config/ms1/lib2extra-funcs.c: New.
6544 * config/ms1/t-ms1: New.
6545 * config/ms1/ms1.opt: New.
6547 2005-08-22 Ira Rosen <irar@il.ibm.com>
6549 * config/rs6000/altivec.md (xorv4sf3): New.
6550 (negv4sf2, neg<mode>2): Likewise.
6552 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6555 * config/ia64/ia64.md (divsi3): Check divide by zero.
6556 (udivsi3): Likewise.
6558 (udivdi3): Likewise.
6560 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6562 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6563 up to elem_bitsize bits, not max_bitsize.
6565 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6567 PR tree-optimization/23433
6568 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6569 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6571 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6573 PR tree-optimization/23434
6574 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6575 the iteration bound is not an INTEGER_CST.
6577 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6579 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6580 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6581 NULL if need_epilog_adjust is false.
6582 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6583 Case 3 always peels first itration, not just for PLUS case, and no need
6584 to use scalar_initial_def here. Create an epilog adjustment only if
6585 scalar_initial_def is not NULL.
6587 (vectorizable_reduction): Remove assert.
6589 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6592 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6593 (__moddi3): Likewise.
6594 (__udivdi3): Likewise.
6595 (__umoddi3): Likewise.
6596 (__divsi3): Likewise.
6597 (__modsi3): Likewise.
6598 (__udivsi3): Likewise.
6599 (__umodsi3): Likewise.
6601 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6603 * tree-pass.h (TDF_GRAPH): Define.
6604 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6605 * passes.c (finish_optimization_passes): Only call
6606 finish_graph_dump_file if TDF_GRAPH is set.
6607 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6608 NULL. Set TDF_GRAPH bit.
6609 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6611 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6613 * arm.h (arm_stack_offsets): Add locals_base field.
6614 * arm.c (arm_get_frame_offsets): Compute it.
6615 (thumb_compute_initial_elimination offset): Make the Thumb frame
6616 pointer point to the base of the local variables.
6617 (thumb_expand_prologue): Update accordingly.
6618 (thumb_expand_epilogue): Likewise.
6620 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6621 mode of clobbered scratch to DImode. Handle a case that's known to
6624 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6626 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6627 (gt0<mode>_compare): Delete.
6628 (neg_gt0<mode>): Delete.
6630 2005-08-19 Eric Christopher <echristo@apple.com>
6632 * optabs.h: Change CTI_ to COI_.
6635 2005-08-19 James E Wilson <wilson@specifix.com>
6637 * builtins.c (expand_builtin_return_addr): Set
6638 current_function_accesses_prior_frames when count != 0. Use
6639 frame_pointer_rtx when count == 0.
6640 * function.h (struct function): Add accesses_prior_frames field.
6641 (current_function_accesses_prior_frames): Define.
6642 * reload1.c (init_elim_table): Check
6643 current_function_accesses_prior_frames.
6644 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6646 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6648 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6649 indicator. Return true if the flowgraph changed during
6652 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6655 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6656 conditional expression before testing its value.
6658 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6660 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6662 2005-08-19 Devang Patel <dpatel@apple.com>
6664 PR tree-optimization/23048
6665 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6666 third parameter. Check whether latch is dominated by exit
6668 (if_convertible_loop_p): Supply exit block itself to
6669 if_convertible_bb_p.
6671 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6674 * arm.md (arm_load_pic_register): Change argument to the mask of
6675 saved registers. Call thumb_find_work_register if we need a
6676 scratch register on Thumb.
6677 (arm_expand_prologue): Pass empty register set to
6678 arm_load_pic_register.
6679 (thumb_expand_prologue): Pass live_regs_mask directly to
6680 arm_load_pic_register.
6681 * arm-protos.h (arm_load_pic_register): Update prototype.
6683 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6685 * sh.c (find_sole_member): New function.
6686 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6687 if the record's alignment is larger than the size of its only member.
6689 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6692 * arm.c (thumb_legitimize_reload_address): New function.
6693 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6694 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6696 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6698 * config/crx/crx.c: Implement crx_decompose_address. Reject
6699 symbolic displacements since CRX register relative adressing
6700 mode can't handle unsigned 32-bit values as displacements.
6701 * config/crx/crx.h: Simplify definitions, remove redundant
6702 parenthesis and obsolete macros.
6703 * config/crx/crx.opt: Add new switch for debugging addresses.
6704 * config/crx/crx-protos.h: Add new declarations for above.
6706 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6709 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6712 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6714 * collect2.c (dup2): Delete.
6715 * configure.ac: Don't check for dup2.
6717 * config.in, configure: Regenerate.
6719 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6721 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6722 record with the type of its only member.
6724 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6726 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6727 define_insn_and_split.
6728 (plus_ltu<mode>_compare): Same.
6729 (gtu<mode>_compare): Same.
6730 (plus_gtu<mode>_compare): Same.
6732 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6734 PR tree-optimization/22228
6735 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6737 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6738 are recorded in vect_vnames_to_rename for renaming.
6739 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6740 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6741 in vect_vnames_to_rename.
6742 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6743 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6745 2005-08-18 Jan Hubicka <jh@suse.cz>
6748 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6749 info only for local statics, not for member variables.
6751 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6753 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6755 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6757 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6759 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6762 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6764 2005-08-17 James E Wilson <wilson@specifix.com>
6766 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6769 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6771 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6772 (leu<mode>_compare): Same.
6773 (plus_leu<mode>): Same.
6774 (neg_leu<mode>): Same.
6775 (and_neg_leu<mode): Same.
6776 (ltu<mode>_compare): Same.
6777 (plus_ltu<mode>): Same.
6779 (geu<mode>_compare): Same.
6780 (plus_geu<mode>): Same.
6781 (neg_geu<mode>): Same.
6782 (and_neg_geu<mode>): Same.
6783 (plus_gt<mode>): Same.
6784 (gtu<mode>_compare): Same.
6785 (plus_gtu<mode>): Same.
6787 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6789 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6790 Move call_table_data to end. Delete spurious .text.
6791 (callt_save_all_interrupt): Fix comment typo.
6793 2005-08-17 James E Wilson <wilson@specifix.com>
6794 Kevin Winchester <winchester@amirix.com>
6797 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6799 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6802 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6803 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6805 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6807 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6808 record with the type of its only member if the modes don't match.
6810 * varasm.c (decode_reg_name): Skip empty additional register names.
6812 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6814 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6815 lsm_tmp_name_length): New.
6816 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6817 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6819 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6820 Andreas Krebbel <krebbel1@de.ibm.com>
6822 * config.gcc: Added z9-109 switch.
6823 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6824 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6825 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6826 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6827 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6828 for "z9_109" cpu attribute.
6829 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6830 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6831 (s390_handle_arch_option): Added z9-109 switch.
6832 (override_options): Set respective cost function for z9-109.
6833 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6834 (legitimate_reload_constant_p): Accept extended immediates.
6835 (print_operand): Three new output modifiers added: k, m and o.
6836 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6837 (s390_output_mi_thunk): Use extended immediate when possible.
6838 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6839 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6840 (CONSTRAINT_LEN): Added length of O constraint.
6841 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6842 * config/s390/s390.md ("cpu"): New value z9_109 added.
6843 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6844 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6845 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6846 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6847 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6848 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6849 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6850 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6851 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6852 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6853 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6854 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6855 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6856 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6857 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6859 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6860 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6861 insns for TARGET_EXTIMM.
6863 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6865 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6867 2005-08-17 Nick Clifton <nickc@redhat.com>
6869 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6870 Call default_encode_section_info.
6872 2005-08-17 Steven Bosscher <stevenb@suse.de>
6874 PR tree-optimization/21574
6875 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6876 constant, return CONSTANT.
6877 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6878 (ccp_fold, visit_assignment): Likewise.
6879 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6881 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6883 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6884 fold_buildN instead of buildN then fold_initializer or fold.
6885 (build_unary_op): Likewise.
6886 (build_binary_op): Likewise.
6887 * fold-const.c (fold_initializer): Remove.
6888 (fold_build1_initializer): New function.
6889 (fold_build2_initializer): New function.
6890 (fold_build3_initializer): New function.
6891 * tree.h (fold_initializer): Remove.
6892 (fold_build1_initializer): New function.
6893 (fold_build2_initializer): New function.
6894 (fold_build3_initializer): New function.
6896 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6898 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6899 (try_move_mult_to_index): Call fold_build2 instead of build2.
6900 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6901 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6902 fold_binary_to_constant.
6903 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6905 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6906 check if A == gcd (A, B). Remove TYPE argument.
6907 (analyze_offset) Use fold_build2 instead of fold (build.
6908 (create_data_ref): Likewise.
6909 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6910 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6913 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6915 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6916 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6918 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6921 * gimplify.c (zero_sized_type): New function.
6922 (gimplify_modify_expr_rhs): If we have a zero sized type,
6923 replace the statement with an empty statement.
6925 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6927 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6930 2005-08-16 Ian Lance Taylor <ian@airs.com>
6932 * doc/tm.texi (Label Output): Correct typo.
6934 2005-08-16 Steven Bosscher <stevenb@suse.de>
6937 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6938 force_operand will work later on using have_insn_for.
6940 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6942 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6944 2005-08-16 Ian Lance Taylor <ian@airs.com>
6947 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6948 vector type, don't try to construct it element by element. Add an
6949 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6951 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6953 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6955 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6957 * doc/invoke.texi (Precompiled Headers): Document some more options
6958 which are known to be safe.
6960 2005-08-16 James E Wilson <wilson@specifix.com>
6962 PR tree-optimization/21105
6963 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6964 TREE_OVERFLOW check.
6966 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6968 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6969 (neg_ltu<mode>): Same.
6971 (neg_gtu<mode>): Same.
6973 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6975 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6976 (fold_builtin_isdigit): Use fold_buildN.
6977 (build_function_call_expr): Likewise.
6978 * c-typeck.c (c_finish_loop): Likewise.
6980 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6981 Richard Shann <rshann@superh.com>
6983 PR middle-end/20396:
6984 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6986 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6988 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6990 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6993 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6994 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6997 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7000 * fold-const.c (build_range_check): Disable optimization for function
7001 pointer expressions on targets that require function pointer
7004 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7006 * simplify-rtx.c (simplify_const_relational_operation): When
7007 extracting arguments of a COMPARE, recompute the mode as well.
7009 2005-08-15 Ian Lance Taylor <ian@airs.com>
7011 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7013 2005-08-15 DJ Delorie <dj@redhat.com>
7015 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7017 (movsi_splittable): Allow, but split, moves to the stack.
7018 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7021 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7023 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7024 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7025 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7027 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7028 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7029 Delete HOST_PTR_PRINTF.
7031 * configure, config.in: Regenerate.
7033 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7035 * config/rs6000/rs6000.md (QHSI): New mode macro.
7036 (wd): Extend mode attr for QImode and HImode
7037 (dbits): New mode attr.
7038 (zero_extend<mode>di2): Convert to mode macro.
7040 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7043 * doc/invoke.texi (-mgnu-ld): Update description.
7046 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7049 * Makefile.in (tree-chrec.o): Depends on real.h.
7050 * tree-chrec.c: Include real.h.
7051 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7052 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7053 * tree-scalar-evolution.c (add_to_evolution_1,
7054 interpret_rhs_modify_expr): Ditto.
7056 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7059 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7060 step is negative compute the estimation from init downwards to zero.
7062 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7064 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7066 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7068 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7070 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7071 Accept double-word constants that can be split.
7072 * config/s390/s390.md ("movti"): Use 'P' constraint.
7073 ("*movdi_31", "*movdf_31"): Likewise.
7075 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7077 Fix PR tree-optimization/22615
7079 * tree-ssa-structalias.c (solution_set_add): Handle
7080 first_vi_for_offset returning NULL.
7081 (do_da_constraint): Ditto.
7082 (do_sd_constraint): Ditto.
7083 (do_ds_constraint): Ditto
7084 (find_func_aliases): Ditto.
7085 (build_constraint_graph): RHS is allowed be ANYTHING.
7086 (first_vi_for_offset): Return NULL if we couldn't find anything at
7089 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7091 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7092 over memory as first operand.
7094 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7097 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7098 available for setting it.
7100 2005-08-14 Ira Rosen <irar@il.ibm.com>
7102 PR tree-optimization/23320
7103 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7104 data-refs' types instead of base object nullness. Add check for
7105 pointer type data-refs before first location comparison. Remove
7108 2005-08-14 Andreas Schwab <schwab@suse.de>
7110 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7112 2005-08-13 James E Wilson <wilson@specifix.com>
7114 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7115 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7116 -fstack-protector-all, --param ssp-buffer-size): Document.
7117 (-Wvariadic-macros): Alphabetize.
7118 (-fsched-stalled-insns-dep): Add missing 'f'.
7120 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7123 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7125 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7126 or indirect address operand.
7127 (EXTRA_ADDRESS_CONSTRAINT): New.
7128 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7130 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7132 PR tree-optimization/22236
7133 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7134 successors and predecessors.
7135 * tree-chrec.c (chrec_convert): Before converting, check that
7136 sequences don't wrap.
7137 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7138 (analyze_array): Extern.
7139 (find_data_references_in_loop): Remove call to
7140 compute_estimated_nb_iterations.
7141 * tree-data-ref.h (analyze_array): Declared.
7142 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7143 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7144 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7145 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7147 * tree-ssa-loop-ivcanon.c: Fix documentation.
7148 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7149 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7150 (infer_loop_bounds_from_undefined): New.
7151 (estimate_numbers_of_iterations_loop): Use
7152 infer_loop_bounds_from_undefined.
7153 (used_in_pointer_arithmetic_p): New.
7154 (scev_probably_wraps_p): Pass an extra parameter. Call
7155 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7156 (convert_step): Fix documentation.
7157 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7158 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7159 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7160 scev_probably_wraps_p.
7162 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7164 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7165 (s390_register_info): Ignore clobbered_regs information for fixed
7166 registers, and only fixed registers.
7167 (s390_init_frame_layout): Remove redundant call.
7169 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7171 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7172 description of -Wold-style-casts.
7174 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7175 Jakub Jelinek <jakub@redhat.com>
7177 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7178 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7179 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7180 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7181 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7182 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7183 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7184 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7185 ("stack_protect_set", "stack_protect_test"): New expanders.
7186 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7187 "stack_protect_testdi"): New insn definitions.
7189 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7191 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7193 2005-08-12 Paul Brook <paul@codesourcery.com>
7195 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7197 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7199 * config/s390/predicates.md (setmem_operand): New predicate.
7200 (shift_count_operand): Accept ANDs with special constants as
7202 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7203 with special constants.
7204 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7205 shift_count_operand with setmem_operand.
7207 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7209 * config/s390/s390.c (s390_extract_part, s390_single_part):
7211 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7212 (s390_output_mi_thunk): Don't use lg on 31 bit.
7213 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7214 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7216 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7218 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7219 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7220 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7221 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7222 with one of the new macros.
7224 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7226 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7227 Don't set save_return_addr_p.
7228 (s390_register_info): Make clobbered_regs not depending on
7231 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7233 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7234 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7236 2005-08-11 James E. Wilson <wilson@specifix.com>
7238 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7240 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7242 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7243 locations gathered by var-tracking in single entry loc_list
7244 over loc_descriptor_from_tree.
7246 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7247 pass it down to loc_descriptor.
7248 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7249 (containing_function_has_frame_base): Move earlier in the file.
7250 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7251 instead of always assuming fbreg can't be used.
7253 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7255 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7256 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7257 Accept address wrapped in AND for Altivec.
7258 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7259 Strip AND wrapping offset address for Altivec.
7261 2005-08-11 Richard Henderson <rth@redhat.com>
7264 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7265 before using TYPE_IS_SIZETYPE.
7267 2005-08-11 Richard Henderson <rth@redhat.com>
7270 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7271 insn types not present on ev4.
7272 (alphaev5_insn_pipe): Similarly.
7274 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7277 * arm.c (arm_override_options): If the user has selected callee-super-
7278 interworking, then enable normal interworking.
7280 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7282 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7285 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7287 * doc/rtl.texi: Fix two typos.
7289 2005-08-11 Richard Guenther <rguenther@suse.de>
7292 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7293 cases where we call to/from functions returning void.
7295 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7298 * tree.c (build_pointer_type_for_mode): Robustify.
7300 2005-08-10 James E Wilson <wilson@specifix.com>
7302 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7303 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7305 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7308 2005-08-10 Eric Christopher <echristo@apple.com>
7310 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7311 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7314 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7317 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7318 for the high part when generating dynamic-no-pic code.
7320 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7322 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7323 (x86_64-*-linux*): Likewise.
7325 * config/i386/crtfastmath.c: New file.
7326 * config/i386/t-crtfm: Likewise.
7328 * config/i386/linux.h (ENDFILE_SPEC): New.
7329 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7331 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7334 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7336 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7337 (vec_shl, vec_shr): Document new operations.
7338 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7340 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7342 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7343 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7344 change predicate to indexed_or_indirect_address.
7346 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7348 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7349 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7350 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7351 and __aeabi_uwrite8.
7352 * config/arm/unaligned-funcs.c: New file.
7353 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7355 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7357 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7359 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7360 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7362 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7363 * final.c (pass_shorten_branches): Add dump.
7364 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7365 (pass_life): Rename dump.
7366 (rest_of_handle_flow2): Remove initial verify_flow_info.
7367 * function.c (pass_instantiate_virtual_regs): Add dump.
7368 * integrate.c (pass_initial_value_sets): Add dump.
7369 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7370 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7371 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7372 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7373 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7374 gate_rtl_unrool_and_peel_loops): New.
7375 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7376 rtl_doloop): Do not look at flags.
7377 * mode-switching.c (pass_mode_switching): Add dump.
7378 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7379 pass_split_before_regstack): Add dump.
7380 * regmove.c (pass_stack_adjustments): Add dump.
7381 * tree-optimize.c (pass_fixup_cfg): Add dump.
7383 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7386 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7387 deciding which instruction sequence to use.
7389 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7391 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7392 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7394 2005-08-09 Richard Guenther <rguenther@suse.de>
7396 * c-common.c (builtin_function_2): Remove.
7397 (def_builtin_1): New function.
7398 (c_common_nodes_and_builtins): Use def_builtin_1 to
7399 build builtin functions.
7401 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7403 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7404 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7405 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7408 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7410 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7411 fold_binary instead of fold_build2 since we don't care about the
7413 (loop_niter_by_eval): Likewise.
7414 (compare_trees): Likewise.
7415 (proved_non_wrapping_p): Likewise.
7417 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7421 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7422 if the if is really empty.
7424 2005-08-09 Steven Bosscher <stevenb@suse.de>
7426 PR tree-optimization/23234
7427 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7428 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7429 argument of the new enum.
7430 (execute_cse_reciprocals): Add reciprocals for function arguments
7431 on the unique successor edge of the entry block. Update other calls
7432 to execute_cse_reciprocals_1.
7434 2005-08-08 Richard Henderson <rth@redhat.com>
7437 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7439 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7441 * expr.c (write_complex_part): Return after handling MEM.
7443 2005-08-08 Josh Conner <jconner@apple.com>
7445 PR rtl-optimization/23241
7446 * combine.c (simplify_comparison): Fix error in determining
7447 whether to lift a subreg from comparison.
7449 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7452 * config/rs6000/altivec.md (vec_init<mode>): New.
7453 (vec_set<mode>): New.
7454 (vec_extract<mode>): New.
7455 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7456 (rs6000_expand_vector_set): New.
7457 (rs6000_expand_vector_extract): New.
7458 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7459 for Altivec modes before reload.
7460 (altivec_expand_vec_init_builtin): New.
7461 (get_element_number): New.
7462 (altivec_expand_vec_set_builtin): New.
7463 (altivec_expand_vec_ext_builtin): New.
7464 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7466 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7468 * config/rs6000/rs6000.h (rs6000_builtins): Add
7469 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7470 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7471 * config/rs6000/rs6000-protos.h: Declare new functions.
7473 2005-08-08 Jan Hubicka <jh@suse.cz>
7475 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7476 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7477 * i386.md (movdi*): Use pic_32bit_operand.
7478 * predicates.md (pic_32bit_operand): New.
7480 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7483 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7485 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7487 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7488 (test_for_singularity): Use fold_build2.
7490 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7492 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7494 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7496 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7497 (COMMON_ASM_OP) Define.
7498 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7499 (ix86_encode_section_info): Likewise.
7500 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7501 SUBTARGET_ENCODE_SECTION_INFO.
7503 2005-08-06 Richard Henderson <rth@redhat.com>
7506 * tree-nested.c (convert_local_reference): Save and restore val_only
7507 around component_ref and friends. Clear walk_subtrees by default.
7509 2005-08-06 Peter O'Gorman <peter@pogma.com>
7512 * gcc.c (process_command): Check the argument to -b has a dash.
7513 * doc/invoke.texi: Update -b and -V docs.
7515 2005-08-06 James E Wilson <wilson@specifix.com>
7517 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7519 2005-08-06 Michael Matz <matz@suse.de>
7521 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7522 member only if only one insn is associated with the value.
7524 2005-08-06 Nick Clifton <nickc@redhat.com>
7526 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7528 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7529 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7530 Check symbol flags instead of symbol name mangling.
7531 (xstormy16_asm_output_aligned_common): Likewise. Also
7532 simplify code since the bss100_section cass is the only case
7533 where the below100 code will be triggered.
7534 (xstormy16_encode_section_info): Encode below100 attribute
7535 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7537 (xstormy16_strip_name_encoding): Delete - this function is no
7539 (TARGET_STRIP_NAME_ENCODING): Undefine.
7540 * config/stormy16/stormy16-protos.h: Delete prototype for
7541 xstormy16_strip_name_encoding.
7543 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7545 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7546 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7547 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7548 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7549 config/alpha/predicates.md, config/arc/arc.h,
7550 config/arm/arm.h, config/arm/ieee754-df.S,
7551 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7552 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7553 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7554 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7555 config/m68hc11/m68hc11.h, config/mips/mips.c,
7556 config/mips/mips.h, config/mips/openbsd.h,
7557 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7558 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7559 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7560 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7561 config/sparc/linux.h, config/sparc/linux64.h,
7562 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7563 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7564 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7565 typos. Follow spelling conventions.
7567 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7570 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7571 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7572 specially. Check for side effects only for COND_EXPR.
7573 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7574 return with TREE_NO_WARNING.
7576 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7578 PR rtl-optimization/23233
7579 * loop.c (combine_movables): Require the modes to be the same.
7580 (move_movables): Remove handling of cases where the replacement
7581 had a different mode to the original.
7583 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7585 PR tree-optimization/23128
7586 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7587 subtraction wrap, and set TREE_OVERFLOW if they do.
7589 2005-08-05 Richard Henderson <rth@redhat.com>
7592 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7593 FORCED_LABEL labels.
7595 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7598 * reload.c (find_reloads_subreg_address): Pass down TYPE
7599 unchanged. Change all callers except find_reloads_toplev.
7601 2005-08-05 Michael Matz <matz@suse.de>
7603 * genattrtab.c (current_alternative_string): Remove.
7604 (SIMPLIFY_ALTERNATIVE): Ditto.
7605 (attr_alt_bit_p): Ditto.
7606 (alternative_name): Make const char *.
7607 (evaluate_eq_attr): Remove use of above things.
7608 (simplify_test_exp): Ditto.
7609 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7610 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7612 2005-08-04 James E Wilson <wilson@specifix.com>
7614 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7615 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7616 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7617 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7618 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7620 2005-08-04 Richard Henderson <rth@redhat.com>
7623 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7624 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7625 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7626 if we'd have to instantiate too many members.
7628 2005-08-04 Richard Henderson <rth@redhat.com>
7631 * tree-outof-ssa.c (coalesce_asm_operands): New.
7632 (coalesce_ssa_name): Use it. Split out ...
7633 (coalesce_phi_operands, coalesce_result_decls): ... these.
7635 2005-08-04 Paul Brook <paul@codesourcery.com>
7637 * read-rtl.c (read_quoted_string): Break if EOF.
7639 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7641 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7642 (fold_build2): Likewise.
7643 (fold_build3): Likewise.
7644 (fold_build1_stat): New function prototype.
7645 (fold_build2_stat): Likewise.
7646 (fold_build3_stat): Likewise.
7647 * fold-const.c (fold_build1): Rename to ..
7648 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7649 through to build1_stat.
7650 (fold_build2): Rename to ..
7651 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7652 through to build2_stat.
7653 (fold_build3): Rename to ..
7654 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7655 through to build3_stat.
7657 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7658 Ian Lance Taylor <ian@airs.com>
7660 * function.c (assign_stack_local_1): Do not correct stack slot
7661 address if allocation size is smaller than mode size.
7663 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7666 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7667 (tree_merge_blocks): Propagate anything allowed by
7669 Clarify documentation.
7670 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7671 SSA form, schedule an update if necessary.
7673 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7675 * doc/install.texi (Binaries): Remove broken link to
7676 Sinix/Reliant Unix binaries.
7678 2005-08-03 Richard Henderson <rth@redhat.com>
7681 * function.c (stack_protect_epilogue): Export.
7682 * tree.h (stack_protect_epilogue): Declare.
7683 * calls.c (expand_call): Call it.
7685 2005-08-03 Eric Christopher <echristo@apple.com>
7687 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7688 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7691 2005-08-04 Jan Hubicka <jh@suse.cz>
7693 * profile.c (branch_prob): Split edges with goto locus on them
7694 to get proper line counts.
7695 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7697 2005-08-03 Paul Brook <paul@codesourcery.com>
7699 * function.c (assign_parms): Round current_function_args_size
7700 to PARM_BOUNDARY, not STACK_BOUNDARY.
7702 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7704 * config/i386/i386.c (x86_elf_aligned_common)
7705 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7707 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7709 PR tree-optimization/23157
7710 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7711 before emitting them.
7713 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7715 PR tree-optimization/19899
7716 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7717 * tree-scalar-evolution.c: Include real.h.
7718 (add_to_evolution): Build constant -1 of correct type.
7720 2005-08-03 Jan Hubicka <jh@suse.cz>
7722 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7723 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7724 profile updating for complette unrolling.
7725 * loop-unroll.c (peel_loop_completely): Use it.
7726 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7727 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7730 2005-08-03 Paul Brook <paul@codesourcery.com>
7732 * combine.c (can_change_dest_mode): New function.
7733 (try_combine, simplify_set): Use it.
7735 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7737 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7740 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7742 * doc/install.texi (Specific): Adjust link to openavr.org.
7743 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7744 (Binaries): Adjust HP-UX Porting Center link.
7745 (Binaries): Adjust Free Software Foundation ordering link.
7747 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7749 * convert.c (convert_to_integer): Use fold_build1 instead of
7750 build1 when converting an integer to an integer.
7752 2005-08-02 Richard Henderson <rth@redhat.com>
7754 * combine.c (combine_instructions): Don't use reg_equal/equiv
7755 results if the mode doesn't match.
7757 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7759 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7760 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7762 2005-08-02 Richard Henderson <rth@redhat.com>
7765 * explow.c (memory_address): Remove special-case for
7766 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7768 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7771 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7772 number of calls to cleanup_tree_cfg_1.
7774 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7776 * doc/invoke.texi: document file extensions .F90 and .F95
7778 2005-08-02 Richard Guenther <rguenther@suse.de>
7780 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7781 positive if its first argument is positive.
7783 2005-08-02 Richard Guenther <rguenther@suse.de>
7785 PR tree-optimization/23177
7786 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7789 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7791 PR tree-optimization/23129
7792 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7793 varying for divisions with anti-ranges.
7795 2005-08-02 Jan Hubicka <jh@suse.cz>
7797 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7798 * tree-ssa-threadupdate.c (thread_block): Add it here.
7800 2005-08-01 James E Wilson <wilson@specifix.com>
7802 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7803 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7804 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7806 * config/mips/predicates.md (const_call_insn_operand): Add check for
7807 SYMBOL_REF_LONG_CALL_P.
7808 * doc/extend.texi (long_call): Document the new attribute.
7810 2005-08-01 Ian Lance Taylor <ian@airs.com>
7811 Richard Henderson <rth@redhat.com>
7813 * Makefile.in (RTL_BASE_H): Add real.h.
7814 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7816 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7818 * rtl.c (rtl_check_failed_code_mode): New.
7819 * rtl.h (struct rtx_def): Add u.rv.
7820 (XCMWINT, XCNMPRV): New.
7821 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7822 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7824 2005-08-01 Richard Henderson <rth@redhat.com>
7826 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7827 with auto-inc codes.
7829 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7831 2005-08-01 Jan Hubicka <jh@suse.cz>
7833 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7834 * i386.c: Include dwarf2.h
7835 (asm_preferred_eh_data_format): New.
7836 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7838 2005-08-01 Ian Lance Taylor <ian@airs.com>
7840 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7841 randomize_va_space for virtual address randomization control.
7843 2005-08-01 Steven Bosscher <stevenb@suse.de>
7845 * common.opt (flag_ipa_cp): Put in right place to maintain
7848 2005-08-01 Jan Hubicka <jh@suse.cz>
7850 * profile.c (compute_value_histograms): Fix thinko.
7851 * value-prof.c: Include toplev.h
7852 (check_counter): New function.
7853 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7854 tree_mod_subtract_transform): Add sanity check.
7856 2005-08-01 Richard Guenther <rguenther@suse.de>
7858 PR tree-optimization/23133
7859 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7860 current functions parameter decls to find defs to cse
7863 2005-08-01 Richard Guenther <rguenther@suse.de>
7865 PR tree-optimization/23109
7866 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7867 If trapping math is in effect, use post-dominator information
7868 to check if we'd in any case reach a trapping point before
7869 doing the reciprocal insertion.
7870 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7871 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7872 expressions are invariant only if trapping math is not in effect.
7874 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7876 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7877 cgraph_function_versioning): New declarations.
7878 * cgraphunit.c: Add include to ipa-prop.h.
7879 (update_call_expr, cgraph_copy_node_for_versioning,
7880 cgraph_function_versioning): New functions.
7881 * integrate.c (copy_decl_for_inlining): Remove.
7882 * ipa-prop.h (ipa_replace_map): New struct.
7883 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7884 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7885 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7886 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7887 ipcp_iterate_stage, ipcp_method_scale_print,
7888 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7889 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7890 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7891 ipcp_update_bb_counts, ipcp_update_profiling,
7892 ipcp_update_edges_counts): New functions.
7893 (ipcp_method_cval_init): Remove restriction regarding local methods.
7894 (ipcp_init_stage): Add ipcp_method_compute_scale.
7895 (ipcp_insert_stage): Add versioning.
7896 (ipcp_structures_print): Add ipcp_method_scale_print.
7897 (ipcp_driver): Dump profiling info.
7898 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7899 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7900 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7901 (struct inline_data): Add versioning_p, ipa_info, new fields.
7902 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7903 declare_return_variable): Replace calls to copy_decl_for_inlining with
7905 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7907 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7908 Add argument VERSIONING.
7909 (copy_arguments_for_versioning, copy_static_chain,
7910 function_versionable_p, tree_versionable_function_p,
7911 tree_function_versioning, replace_ref_tree): New functions.
7912 * tree-inline.h: Include varray.h.
7913 (tree_versionable_function_p, tree_function_versioning,
7914 tree copy_decl_for_dup): New declarations.
7916 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7918 * ipa-cp.c: New file. Contains IPCP specific functionality.
7919 * ipa-prop.h: New file. Contains structures/definitions that can be
7920 used by several interprocedural data flow optimizations (and also IPCP).
7921 * ipa-prop.c: New file.
7922 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7923 * common.opt: Add ipa-cp flag.
7924 * timevar.def: Add IPCP optimization.
7925 * tree-optimize.c (init_tree_optimization_passes): Schedule
7927 * tree-pass.h (pass_ipa_cp): Declare.
7929 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7931 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7932 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7933 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7934 config/i386/i386.c, config/mips/mips.h,
7935 config/rs6000/rs6000.h, config/sh/sh.c,
7936 config/stormy16/stormy16.c: Fix comment typos.
7938 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7941 * c-typeck.c (build_binary_op): Use common_type wrapper on
7943 (common_type): Update comment.
7945 2005-07-31 Steven Bosscher <stevenb@suse.de>
7948 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7949 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7950 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7952 2005-07-31 Jan Hubicka <jh@suse.cz>
7954 * pretty-print.h (pp_widest_integer): New macro.
7955 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7958 2005-07-31 Jan Hubicka <jh@suse.cz>
7960 * output.h (enum section_category): Export from varasm.c
7961 (categorize_decl_for_section): Likewise.
7962 * varasm.c (enum section_category): Kill.
7963 (categorize_decl_for_section): Make global.
7964 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7966 * i386.c (ix86_section_threshold): New static variable.
7967 (ix86_in_large_data_p, ix86_encode_section_info,
7968 x86_64_elf_unique_section,
7969 x86_64_elf_select_section): New functions.
7970 (TARGET_ENCODE_SECTION_INFO): Define
7971 (override_options): Enable medium model for PIC.
7972 (ix86_expand_prologue): Expand gen_set_got_rex64.
7973 (legitimate_constant_p): Handle new UNSPECs.
7974 (legitimate_pic_address_disp_p): Likewise.
7975 (legitimize_pic_address): Lower MEDIUM model addressing.
7976 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7977 (enum cmodel): Add MEDIUM_PIC.
7978 (SYMBOL_REF_FAR_ADDR_P): New macro.
7979 (SYMBOL_FLAG_FAR_ADDR): New flag.
7980 * i386.md (movdi): Support medium model.
7981 (set_got_rex64): New pattern.
7982 * i386.opt (mlarge-data-threshold): New flag.
7983 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7984 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7985 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7986 TARGET_ASM_UNIQUE_SECTION): New.
7988 * invoke.texi (-mlarge_data_threshold): Document
7990 2005-07-31 Jan Hubicka <jh@suse.cz>
7992 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7993 (coalesce_vars): Likewise.
7994 * tree-ssa-live.c (coalesce_cost): New.
7995 (build_tree_conflict_graph): Use coalesce_cost.
7996 * tree-ssa-live.h (coalesce_cost): Declare.
7998 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8000 * arm.md (all peepholes for post-increment operations): Delete.
8001 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8002 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8003 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8004 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8005 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8007 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8009 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8012 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8015 * doc/invoke.texi: Document -rdynamic.
8017 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8020 * c-parser.c (c_parser_parms_list_declarator): Call
8021 mark_forward_parm_decls.
8022 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8023 decls with visibility structure.
8025 2005-07-30 Paul Brook <paul@codesourcery.com>
8027 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8029 2005-07-30 Paul Brook <paul@codesourcery.com>
8031 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8033 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8035 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8037 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8040 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8041 nested function declarators.
8042 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8043 (grokparms): Call warn_if_shadowing for parameters used within the
8045 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8046 not used within the parameter list.
8047 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8049 2005-07-30 Jan Hubicka <jh@suse.cz>
8051 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8052 * i386.c (ix86_fixup_binary_operands): Likewise.
8053 (ix86_expand_unary_operator): Likewise.
8054 (ix86_expand_fp_absneg_operator): Likewise.
8055 * optabs.c (expand_vec_cond_expr): Validate dest.
8057 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8060 * real.c (real_from_string): Also set last bit if there is a
8061 nonzero hex digit beyond GCC's internal precision after ".".
8063 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8065 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8066 define_constants. Change duplicate values to unassigned numbers.
8067 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8068 (*altivec_vspltsf): New.
8069 (altivec_vperm_v4sf): Delete.
8070 (altivec_vperm_<mode>): Use mode macro V.
8071 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8072 (altivec_predicate_v4sf): Delete.
8073 (altivec_predicate_<mode>): Use mode macro V.
8074 (*altivec_lvesfx): New.
8075 (*altivec_stvesfx): New.
8076 (vec_realign_load_v4sf): Delete.
8077 (vec_realign_load_<mode>): Use mode macro V.
8078 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8081 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8084 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8086 * configure: Regenerated.
8088 2005-07-29 Paul Brook <paul@codesourcery.com>
8090 * doc/install.texi: Add link to GFortran binaries wiki page.
8092 2005-07-29 David Ung <davidu@mips.com>
8094 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8095 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8096 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8097 * config/mips/mips.md (cpu): Add 5kf name.
8098 (includes): Includes 5k.md.
8099 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8100 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8103 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8106 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8107 (cleanup_tree_cfg): ... here.
8108 Call cleanup_tree_cfg_1 until there are no more cleanups to
8111 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8113 * tree-vrp.c (compare_range_with_value): Return true or false
8114 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8115 EQ_EXPR respectively.
8117 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8119 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8122 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8124 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8125 (tree_ssa_dominator_optimize): Increment it.
8126 (dump_dominator_optimization_stats): Print it.
8128 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8129 Steven Bosscher <stevenb@suse.de>
8131 PR rtl-optimization/23117
8132 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8133 when head == tail. Tidy comment.
8135 2005-07-28 Richard Henderson <rth@redhat.com>
8137 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8138 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8139 * jump.c (rtx_renumbered_equal_p): Likewise.
8140 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8141 CONST_INT and CONST_DOUBLE.
8142 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8143 * reload.c (operands_match_p): Special case CONST_INT and
8144 CONST_DOUBLE; check mode earlier.
8146 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8149 * c-typeck.c (convert_for_assignment): Do not check
8150 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8152 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8155 * c-typeck.c (composite_type): Prefer constant size arrays to
8158 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8161 * real.c (real_from_string): Set last bit if there is a nonzero
8162 hex digit beyond GCC's internal precision.
8164 2005-07-28 Richard Henderson <rth@redhat.com>
8167 * cfgcleanup.c (try_forward_edges): Watch out for end of
8170 2005-07-28 James E Wilson <wilson@specifixinc.com>
8173 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8175 2005-07-28 Jan Hubicka <jh@suse.cz>
8177 * Makefile.in (rtl-profile.o): Kill all traces of it.
8178 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8179 * coverage.h (rtl_coverage_counter_ref): Kill.
8180 * opts.c (flag_speculative_prefetching_set): Kill.
8181 (flag_loop_optimize_set): New.
8182 (common_handle_option): Disable loop optimizer when profiling;
8183 do not handle speculative prefetching.
8184 * passes.c (init_optimization_passes): Replace pass_profiling combo
8185 by branch_prob pass.
8186 * profile.c (compute_value_histograms): Update for simplified value
8188 (rtl_register_profile_hooks): Kill.
8189 (pass_profiling): Kill.
8190 (rest_of_handle_branch_prob): Do not profile.
8191 * toplev.c (process_options): Remove speculative prefetching.
8192 * toplev.h (flag_tree_based_profiling): Kill.
8193 * tree-profile.c (prepare_instrumented_value,
8194 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8195 tree_gen_one_value_profiler, do_tree_profiling): Update for
8196 simplified datastructures.
8197 * value-prof.c: Add comment that speculative prefetching was dropped;
8198 update rest of file for simplified datastructures.
8199 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8200 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8201 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8202 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8203 rtl_mod_subtract, gen_speculative_prefetch,
8204 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8205 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8206 (gate_handle_value_profile_transformations,
8207 rest_of_handle_value_profile_transformations,
8208 pass_value_profile_transformations): Kill.
8209 * value-prof.h (histogram_value_t): Remove IL based unions.
8210 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8211 rtl_profile_hooks): Remove hooks.
8213 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8215 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8216 (cgraph_clone_node): Likewise.
8217 * cgraph.h (cgraph_clone_edge): Update prototype.
8218 (cgraph_clone_node): Likewise.
8219 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8221 (lookup_recursive_calls): Consider profile.
8222 (cgraph_decide_recursive_inlining): Fix updating; use new
8223 probability argument; use profile.
8224 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8225 * tree-inline.c (copy_bb): Update clal of clone_edge.
8226 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8228 * invoke.texi (min-inline-recursive-probability): Document.
8230 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8232 * doc/install.texi (Configuration): Update Valgrind homepage.
8234 2005-07-28 Richard Henderson <rth@redhat.com>
8237 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8238 labels we want to delete.
8239 (cfg_layout_merge_blocks): Likewise.
8241 2005-07-28 Richard Henderson <rth@redhat.com>
8244 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8245 when expanding to nothing.
8247 2005-07-28 Josh Conner <jconner@apple.com>
8249 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8250 (cgraph_decide_inlining_of_small_functions): Likewise.
8252 2005-07-28 Josh Conner <jconner@apple.com>
8254 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8255 direction of badness if negative.
8256 (cgraph_default_inline_p): Add reason to parameters, and assign it
8258 (cgraph_decide_inlining_of_small_functions): New parameter in call
8259 to cgraph_default_inline_p.
8260 (cgraph_decide_inlining_incrementally): Likewise.
8261 * cgraphunit.c (decide_is_function_needed): Likewise.
8262 * cgraph.h (cgraph_default_inline_p): Likewise.
8264 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8266 * builtins.c: Fix comment typo(s).
8267 * genautomata.c: Likewise.
8268 * gimplify.c: Likewise.
8269 * tree-dfa.c: Likewise.
8270 * tree-flow-inline.h: Likewise.
8271 * tree-into-ssa.c: Likewise.
8272 * tree-ssa-alias.c: Likewise.
8273 * tree-ssa-ccp.c: Likewise.
8274 * tree-ssa-copy.c: Likewise.
8275 * tree-ssa-dce.c: Likewise.
8276 * tree-ssa-dom.c: Likewise.
8277 * tree-ssa-operands.c: Likewise.
8278 * tree-tailcall.c: Likewise.
8279 * tree-vectorizer.c: Likewise.
8280 * tree-vrp.c: Likewise.
8283 2005-07-28 Jeff Law <law@redhat.com>
8285 * tree-vrp.c (test_for_singularity): Extracted from ...
8286 (simplify_cond_using_ranges): Attempt to simplify a relational
8287 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8289 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8291 PR tree-optimization/22506
8292 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8293 phis whose argument is constant.
8295 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8297 PR rtl-optimization/18992
8298 Back out this patch:
8299 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8300 PR optimization/12142
8301 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8302 uses of the register in the SET_SRC. Remove unnecessary argument.
8304 Replace it with this:
8305 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8306 if flag_non_call_exceptions is set and the insn may trap, pass
8307 pc_rtx as dest for recursion.
8308 In SET_SRC part of SET case, if dest is already set, pass it down
8311 2005-07-28 Jan Hubicka <jh@suse.cz>
8313 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8314 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8315 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8317 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8318 profile when available.
8320 2005-07-28 Jan Beulich <jbeulich@novell.com>
8322 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8323 (ia64_print_operand): Describe and handle 'X'.
8324 (ia64_register_move_cost): Also handle FP_REGS.
8325 (ia64_preferred_reload_class): Likewise.
8326 (ia64_secondary_reload_class): Likewise.
8327 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8328 it. Also check for ITANIUM_CLASS_FLDP.
8329 * config/ia64/ia64.h (FP_REGNO_P): New.
8330 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8331 (reg_class): Add FP_REGS.
8332 (REG_CLASS_NAMES): Adjust for it.
8333 (REG_CLASS_CONTENTS): Likewise.
8334 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8335 (REG_CLASS_FROM_LETTER): Handle 'x'.
8336 (CLASS_MAX_NREGS): Handle FP_REGS.
8337 (MEMORY_MOVE_COST): Likewise.
8338 * config/ia64/ia64.md (itanium_class): Add fldp.
8339 (type): Handle fldp.
8340 (movti_internal): More allowable operand combinations. Use ldfp8 when
8341 splitting unnecessary. Remove predicable attribute. Adjust
8342 itanium_class attribute.
8343 (smuldi3_highpart): Remove outdated comment.
8344 (mulditi3, umulditi3, rotlti3): New expanders.
8345 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8346 (absti2): Disabled new insn for future reference.
8347 Respective new splitters.
8348 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8349 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8350 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8352 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8354 PR rtl-optimization/23047
8355 * simplify-rtx.c (simplify_const_relational_operation): Respect
8356 flag_wrapv for comparisons with ABS.
8358 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8360 PR tree-optimization/22493
8361 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8362 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8364 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8366 * config/frv/frv.opt (moptimize-membar): New.
8368 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8370 * config/frv/frv.h: Remove machine_function definition.
8372 * config/frv/frv.c (struct frv_io): New.
8373 (struct machine_function): Moved from frv.h. Add has_membar_p.
8374 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8375 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8376 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8377 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8378 (frv_reorg): Call frv_optimize_membar when appropriate.
8379 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8380 (frv_expand_builtin): Adjust calls accordingly.
8381 (frv_io_address_cookie): New function.
8382 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8383 load or store rather than a special insn. Add ccnstant address and
8384 io-type operands to the membar.
8385 (frv_ifcvt_modify_tests): Unsign regno.
8386 (frv_ifcvt_modify_tests): Same.
8388 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8389 UNSPEC_OPTIONAL_MEMBAR constant.
8390 (builtin_read_<mode>): Delete.
8391 (builtin_write_<mode>): Delete.
8392 ("optional_membar_<mode>"): Add operand.
8394 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8395 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8396 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8397 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8398 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8399 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8400 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8401 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8402 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8404 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8406 * df.c (df_uses_record): Handle SCRATCH.
8408 2005-07-28 Steven Bosscher <stevenb@suse.de>
8411 * passes.c (rest_of_decl_compilation): If decl is a type and
8412 we have encountered errors, don't emit debug information.
8414 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8416 * params.def: Fixed comment.
8418 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8421 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8422 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8423 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8425 2005-07-27 Steven Bosscher <stevenb@suse.de>
8428 * varasm.c (assemble_start_function): Don't do anything that may
8429 require a CFG if the current function is a thunk.
8431 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8433 * doc/install.texi (Prerequisites): Mention that perl is needed
8434 to do export control in libstdc++ targetting Darwin.
8436 2005-07-27 Steven Bosscher <stevenb@suse.de>
8438 PR rtl-optimization/17808
8439 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8440 (sched_insns_conditions_mutex_p): Split out from...
8441 (add_dependence): ...here. But don't call it from here.
8442 (add_dependence_list): Check sched_insns_conditions_mutex_p
8443 before calling add_dependence.
8444 (add_dependence_list_and_free): Likewise.
8445 (fixup_sched_groups): Likewise.
8446 (sched_analyze_1): Likewise.
8447 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8448 (sched_analyze): Likewise.
8449 (sched_analyze_insn): Likewise.
8450 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8451 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8452 dependencies on all COND_EXEC insns to jumps ending basic blocks
8453 when doing intrablock scheduling.
8454 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8456 2005-07-27 Jeff Law <law@redhat.com>
8458 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8459 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8460 equivalency sets, correctly handle the case were vr0 has an
8461 equivalency set, but vr1 does not.
8463 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8465 PR tree-optimization/23073
8466 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8467 vect_print_dump_info before fprintf.
8469 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8471 PR tree-optimize/22348
8472 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8473 Fold the partial computation.
8475 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8477 PR tree-optimization/22325
8478 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8480 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8482 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8483 (force_var_cost): ... this function.
8484 (compute_phi_arg_on_exit): Export.
8486 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8488 PR tree-optimization/20773
8489 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8492 2005-07-27 Richard Guenther <rguenther@suse.de>
8494 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8495 Avoid pushing again if current struct contains only
8496 fields we decomposed.
8498 2005-07-27 Jan Hubicka <jh@suse.cz>
8500 PR tree-optimization/22574
8501 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8504 * tree-tailcall.c (decrease_profile): New function.
8505 (eliminate_tail_call): Use it.
8507 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8508 visibility flags correctly in whole program mode.
8510 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8512 PR rtl-optimization/22472
8513 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8515 2005-07-26 Steven Bosscher <stevenb@suse.de>
8517 PR tree-optimization/22504
8518 * tree-complex.c (expand_complex_addition): Use 'code' instead
8519 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8521 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8523 * config.gcc (cpu_type): Add frv case.
8524 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8525 (supported_defaults): Add fr550 case.
8527 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8530 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8531 whether a pointer of type T * may point to objects of type T *.
8533 2005-07-26 DJ Delorie <dj@redhat.com>
8535 * configure: Regenerate.
8537 2005-07-26 Dale Johannesen <dalej@apple.com>
8539 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8541 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8543 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8544 Clarify use of "build" in name.
8546 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8548 * doc/extend.texi (Raw read/write Functions): New section.
8549 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8550 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8551 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8552 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8553 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8554 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8555 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8556 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8557 * config/frv/frv.c: Add bdesc_loads global.
8558 Add bdesc_stores global.
8559 (frv_init_builtins): Add support for __builtin_{read/write}*.
8560 (frv_volatile_memref): New.
8561 (frv_expand_load_builtin): New.
8562 (frv_expand_store_builtin): New.
8563 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8564 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8565 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8566 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8567 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8568 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8569 (builtin_read_<mode>): New.
8570 (builtin_write_<mode>): New.
8571 (builtin_write64): New.
8572 (optional_membar_<mode>): New.
8574 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8576 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8577 (rather than units) against HOST_BITS_PER_WIDE_INT.
8579 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8581 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8582 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8583 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8584 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8587 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8588 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8589 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8591 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8593 2005-07-26 Richard Guenther <rguenther@suse.de>
8595 PR tree-optimization/22486
8596 * fold-const.c (fold_unary): Fold away useless component
8597 references of the form (T *)&T.x, if the address
8600 2005-07-25 James E Wilson <wilson@specifixinc.com>
8602 * dwarf2out.c (add_call_src_coords_attributes): New.
8603 (gen_inlined_subroutine_die): Call it.
8604 (maybe_emit_file, init_file_table): Add comments.
8605 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8607 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8608 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8609 * tree.h (BLOCK_SOURCE_LOCATION): New.
8610 (struct tree_block): New field locus.
8612 2005-07-26 Andreas Schwab <schwab@suse.de>
8614 PR rtl-optimization/23043
8615 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8616 when allocating a struct unoccr.
8618 2005-07-25 Richard Henderson <rth@redhat.com>
8621 * tree-complex.c (gate_no_optimization): True if errors.
8622 * Makefile.in (tree-complex.o): Update dependencies.
8624 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8626 * config/frv/predicates.md (integer_register_operand): Use
8629 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8632 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8634 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8636 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8638 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8639 types when flag_unsafe_math_optimizations is true.
8641 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8643 * gcc.c (option_map): Add --sysroot.
8644 (process_command): Handle --sysroot.
8645 (display_help): Document it.
8646 * doc/cppopts.tex (-isysroot): Document.
8647 * doc/invoke.texi (--sysroot): Document.
8648 * doc/install.texi (--with-build-sysroot): Document.
8650 * Makefile.in (inhibit_libc): New variable.
8651 (INHIBIT_LIBC_CFLAGS): Likewise.
8652 (LIBGCC2_CFLAGS): Include
8653 $(INHIBIT_LIBC_CFLAGS).
8654 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8655 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8656 ($(T)crtend.o): Likewise.
8657 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8658 ($(T)crtendS.o): Likewise.
8659 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8660 ($(T)crtendT.o): Likewise.
8661 (stmp-fixinc): Do not complain about missing headers if
8663 * configure.ac (inhibit_libc): Set it to true/false.
8664 (--with-build-sysroot): New option. Use it to set
8666 * configure: Regenerated.
8668 2005-07-25 Manfred Hollstein <mh@suse.com>
8670 * calls.c (store_one_arg): Fix unsigned comparison warning.
8672 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8675 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8676 (ggc_print_statistics): Initialize variable before use.
8678 2005-07-25 Richard Guenther <rguenther@suse.de>
8680 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8681 calling with a PHI_NODE argument.
8683 * tree-flow-inline.h (overlap_subvar): Protect against
8686 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8688 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8689 * configure: Regenerate.
8691 2005-07-25 Ira Rosen <irar@il.ibm.com>
8693 * expr.c (highest_pow2_factor): Make extern.
8694 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8695 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8696 record_array_differ_p, array_ptr_differ_p): Likewise.
8697 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8698 additional cases. Call the above functions.
8699 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8700 base_object_differ_p when there are two base objects. Otherwise, compare
8701 base address and offset. Call may_alias_p.
8702 (dump_data_reference): Use a correct field name.
8703 (analyze_array): Make static. Initialize new data-ref fields.
8704 (analyze_indirect_ref): New function.
8705 (init_data_ref): Initialize new data-ref fields.
8706 (strip_conversion): Moved from tree-vect-analyze.c.
8707 (analyze_offset_expr, get_ptr_offset, address_analysis,
8708 object_analysis): Likewise.
8709 (analyze_offset): New function.
8710 (create_data_ref): Likewise.
8711 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8712 dimensions for ARRAY_REFs only.
8713 (build_classic_dist_vector): Make static.
8714 (access_functions_are_affine_or_constant_p): Call macro to get the
8715 address of access functions.
8716 (compute_all_dependences): Add new parameter
8717 compute_self_and_read_read_dependences. Compute self and read-read
8718 dependences if it is true.
8719 (find_data_references_in_loop): Call create_data_ref. Initialize new
8721 (compute_data_dependences_for_loop): Add new parameter
8722 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8723 compute nb_loops. Call compute_all_dependences,
8724 build_classic_dist_vector and build_classic_dir_vector with correct
8726 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8727 with correct parameters. Compare dimensions for ARRAY_REFs only.
8728 (free_data_refs): Call macro to free access functions.
8729 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8730 fields from stmt_vinfo.
8731 (struct base_object_info): New structure.
8732 (struct data_reference): Move fields to base_object_info. Add fields
8733 first_location and object_info for above structures. Move fields from
8734 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8735 aligned_to. Add macros to access the new fields.
8736 Update functions declarations.
8737 * tree-flow.h (is_aliased_with): Declare.
8738 * tree-loop-linear.c (linear_transform_loops): Call
8739 compute_data_dependences_for_loop with correct parameters.
8740 * tree-ssa-alias.c (is_aliased_with): New function.
8741 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8742 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8743 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8744 vect_base_addr_differ_p, compute_subscript_distance and
8745 build_classic_dist_vector. Add printings. Check absolute value of
8747 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8749 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8750 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8751 to bytes. Add printing.
8752 (vect_compute_data_refs_alignment): Go through loads and stores in one
8754 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8755 vect_analyze_data_ref_access): Likewise.
8756 (vect_analyze_pointer_ref_access): Remove.
8757 (vect_address_analysis, vect_object_analysis): Likewise.
8758 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8759 and analyze data-refs in the loop.
8760 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8761 fields of data-ref instead of stmt. Add init to the offset from the
8763 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8764 (vect_update_init_of_dr): Likewise.
8765 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8766 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8768 (new_loop_vec_info): Initialize new fields.
8769 (destroy_loop_vec_info): Free new fields.
8770 (vect_strip_conversion): Remove.
8771 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8772 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8773 datarefs. Add new field ddrs.
8774 Add macros for the new fields access.
8775 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8776 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8777 Remove their macros.
8778 * tree.h (highest_pow2_factor): Declare.
8780 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8782 * calls.c (store_one_arg): Check for sibling call MEM arguments
8783 from already clobbered incoming argument area.
8785 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8787 * c-common.c (check_missing_format_attribute): New.
8788 * c-common.h (check_missing_format_attribute): Likewise.
8789 * c-typeck.c (convert_for_assignment): Use it.
8791 2005-07-24 Andreas Schwab <schwab@suse.de>
8793 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8794 register use a word move. Correct operand of ext.w in 68000 code.
8796 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8798 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8799 variables as declarations, rather than definitions.
8801 2005-07-24 Ira Rosen <irar@il.ibm.com>
8803 PR tree-optimization/22526
8804 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8807 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8809 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8810 that C99 reserve for future use. Use it to define clog10,
8811 clog10f and clog10l.
8813 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8815 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8816 * configure.ac: Check for -Wmissing-format-attribute.
8818 * configure: Regenerate.
8820 2005-07-23 Richard Henderson <rth@redhat.com>
8822 PR tree-optimization/22623
8823 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8825 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8828 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8830 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8832 * Makefile.in (C_TREE_H): Update dependencies.
8833 * c-tree.h: Include toplev.h.
8834 * diagnostic.h (diagnostic_set_info): Add format attribute.
8835 * rtl-error.c (diagnostic_for_asm): Likewise.
8837 2005-07-23 Chao-ying Fu <fu@mips.com>
8839 * config/mips/mips-dsp.md: New file.
8840 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8841 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8843 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8844 MIPS_BUILTIN_BPOSGE32.
8845 (mips_expand_builtin_direct): Add one parameter to indicate that
8846 builtin functions need to return a value.
8847 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8849 (mips_regno_to_class): Add classes for 12 new DSP registers.
8850 (mips_subword): Change to check four HI registers.
8851 (mips_output_move): Output move to and from 6 new DSP accumulators.
8852 (override_options): Make sure -mdsp and -mips16 are not used together.
8853 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8855 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8857 (print_operand): Add 'q' for printing DSP accumulators.
8858 (mips_cannot_change_mode_class): Check ACC_REGS.
8859 (mips_secondary_reload_class): Check ACC_REGS.
8860 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8861 (mips_register_move_cost): Check ACC_REGS.
8862 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8863 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8864 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8865 (dsp_bdesc): New array.
8866 (bdesc_arrays): Add DSP builtin function table.
8867 (mips_prepare_builtin_arg): Check predicate again after
8869 (mips_expand_builtin): Add one more parameter to
8870 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8871 MIPS_BUILTIN_BPOSGE32.
8872 (mips_init_builtins): Initialize new function types.
8873 (mips_expand_builtin_direct): Check if builtin functions need to
8874 return a value and pass operands properly.
8875 (mips_expand_builtin_bposge): New function.
8876 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8877 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8878 (FIRST_PSEUDO_REGISTER): Increase to 188.
8879 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8880 Update for 12 new DSP registers.
8881 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8882 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8883 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8884 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8885 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8886 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8887 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8888 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8889 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8890 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8891 (REGISTER_NAMES): Add names for 12 new DSP registers.
8892 * config/mips/mips.md: Include mips-dsp.md.
8893 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8894 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8895 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8896 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8897 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8898 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8899 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8900 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8901 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8902 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8903 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8904 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8905 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8906 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8907 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8908 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8909 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8910 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8911 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8912 (UNSPEC_RDDSP): New constants.
8913 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8914 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8916 * config/mips/mips.opt (-mdsp): New option.
8917 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8918 (reg_imm10_operand): New predicates.
8919 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8920 * doc/invoke.texi (-mdsp): Document new option.
8922 2005-07-22 DJ Delorie <dj@redhat.com>
8924 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8926 * tree-inline.c (inlinable_function_p): Likewise.
8928 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8931 * toplev.c (check_global_declarations): Do not mark undefined
8932 variables as DECL_IGNORED_P.
8933 * varasm.c (first_global_object_name): GTY it.
8934 (weak_global_object_name): Likewise.
8935 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8936 a string to go into {weak,first}_global_object_name.
8938 2005-07-22 DJ Delorie <dj@redhat.com>
8940 * c-format.c (check_function_format): Change warning control
8941 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8943 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8945 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8946 &PTR->FLD a dereference of PTR.
8947 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8948 a potential dereference of PTR.
8950 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8952 PR rtl-optimization/20370
8953 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8954 call allocate_reg_info if necessary.
8956 PR rtl-optimization/21848
8957 * calls.c (emit_library_call_value_1): For const functions, add
8958 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8960 PR rtl-optimization/22445
8961 * cselib.c (target.h): Include.
8962 (rtx_equal_for_cselib_p): Allow commutative matches.
8963 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8964 Remove MODE parameter. Changed all callers.
8966 PR rtl-optimization/22258
8967 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8969 (try_combine): Use likely_spilled_retval_p.
8971 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8973 * config.gcc: Add crx-elf support.
8975 * doc/contrib.texi: Mention crx.
8976 * doc/extend.texi: Document crx extensions.
8977 * doc/install.texi: Document crx install.
8978 * doc/invoke.texi: Document crx options.
8979 * doc/md.texi: Document crx constraints.
8981 * config/crx/crx-protos.h: New file.
8982 * config/crx/crx.c: New file.
8983 * config/crx/crx.h: New file.
8984 * config/crx/crx.md: New file.
8985 * config/crx/crx.opt: New file.
8986 * config/crx/t-crx: New file.
8988 2005-07-22 Manfred Hollstein <mh@suse.com>
8990 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8992 (int_add_graph_edge): Likewise.
8993 (collapse_nodes): Likewise.
8994 (process_unification_queue): Likewise.
8996 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8997 Laurent GUERBY <laurent@guerby.net>
8999 PR tree-optimization/22336
9000 * function.c (record_block_change): Check for
9001 cfun->ib_boundaries_block.
9003 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9005 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9006 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9008 2005-07-21 DJ Delorie <dj@redhat.com>
9010 * toplev.c (warn_deprecated_use): Add warning control to warning
9012 * c-typeck.c (parser_build_binary_op): Likewise.
9013 (c_finish_if_stmt): Likewise.
9014 * c-common.c (check_function_sentinel): Likewise.
9015 (check_nonnull_arg): Likewise.
9017 2005-07-21 Richard Henderson <rth@redhat.com>
9020 * tree-complex.c (complex_ssa_name_components): New.
9021 (cvc_lookup): Allow entry not found.
9022 (create_components): Remove.
9023 (create_one_component_var, get_component_var): New.
9024 (get_component_ssa_name, set_component_ssa_name): New.
9025 (extract_component): Use get_component_ssa_name.
9026 (update_complex_components): Use set_component_ssa_name.
9027 (update_complex_components_on_edge): Likewise.
9028 (update_phi_components): Create new PHI nodes directly, instead
9029 of adding insns to edges.
9030 (tree_lower_complex): Allocate and free complex_variable_components
9031 and complex_ssa_name_components here.
9033 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9035 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9036 revert to returning false.
9038 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9041 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9043 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9046 * config/i386/i386.md (cmpxf): Change operand constraints
9047 to "nonmemory_operand".
9049 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9051 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9053 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9056 * fold-const.c (fold_build1): Add checksum for the operands.
9057 (fold_build2): Likewise.
9058 (fold_build3): Likewise.
9060 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9063 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9065 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9067 * common.opt (-fforward-propagate): Committed by mistake,
9070 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9072 * reg-stack.c: Fix comment typo(s).
9073 * tree-ssa-operands.c: Likewise.
9074 * tree-vectorizer: Likewise.
9076 2005-07-21 Nick Clifton <nickc@redhat.com>
9078 * config/sh/symbian.c: Replace C++ style line comments with C
9079 style line comments.
9080 (symbian_add_attribute): Do not use a ? operator on the LHS of
9082 (sh_symbian_handle_dll_attribute): Change the type of the
9083 method vector to "VEC(tree,gc)*" and use vector accessor
9084 macros to walk over the elements.
9085 (symbian_export_vtable_and_rtti_p): Likewise.
9086 (symbian_class_needs_attribute_p): Likewise.
9088 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9091 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9092 initialize targetm.resolve_overloaded_builtin here.
9093 (altivec_expand_overloaded_builtin): Make it non-static.
9094 * config/rs6000/rs6000-protos.h
9095 (altivec_expand_overloaded_builtin): New prototype.
9096 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9097 targetm.resolve_overloaded_builtin here.
9098 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9100 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9101 Zdenek Dvorak <dvorakz@suse.cz>
9103 PR tree-optimization/19210
9104 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9106 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9107 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9108 rely on unproven assumptions.
9109 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9110 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9111 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9112 to number_of_iterations_exit.
9113 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9114 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9115 * tree-ssa-loop-niter.c (find_loop_niter,
9116 estimate_numbers_of_iterations_loop): Likewise.
9117 (number_of_iterations_exit): Honor the new options.
9118 * doc/invoke.texi (Wunsafe-loop-optimizations,
9119 funsafe-loop-optimizations): Document them.
9121 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9123 PR rtl-optimization/22167
9124 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9126 2005-07-20 Adam Nemet <anemet@lnxw.com>
9128 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9129 __do_global_dtors_aux longcall.
9131 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9133 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9134 (old_special_pred_table): Don't reference
9135 SPECIAL_MODE_PREDICATES.
9136 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9137 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9138 * config/sh/predicates.h: Don't mention
9139 SPECIAL_MODE_PREDICATES.
9140 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9143 2005-07-20 DJ Delorie <dj@redhat.com>
9145 * config.gcc: Add m32c-elf support.
9147 * doc/contrib.texi: Mention m32c.
9148 * doc/extend.texi: Document m32c extensions.
9149 * doc/install.texi: Mention m32c.
9150 * doc/invoke.texi: Document m32c options.
9151 * doc/md.texi: Document m32c constraints.
9153 * config/m32c/addsub.md: New file.
9154 * config/m32c/bitops.md: New file.
9155 * config/m32c/cond.md: New file.
9156 * config/m32c/jump.md: New file.
9157 * config/m32c/m32c-lib1.S: New file.
9158 * config/m32c/m32c-lib2.c: New file.
9159 * config/m32c/m32c-modes.def: New file.
9160 * config/m32c/m32c-pragma.c: New file.
9161 * config/m32c/m32c-protos.h: New file.
9162 * config/m32c/m32c.abi: New file.
9163 * config/m32c/m32c.c: New file.
9164 * config/m32c/m32c.h: New file.
9165 * config/m32c/m32c.md: New file.
9166 * config/m32c/m32c.opt: New file.
9167 * config/m32c/minmax.md: New file.
9168 * config/m32c/mov.md: New file.
9169 * config/m32c/muldiv.md: New file.
9170 * config/m32c/predicates.md: New file.
9171 * config/m32c/prologue.md: New file.
9172 * config/m32c/shift.md: New file.
9173 * config/m32c/t-m32c: New file.
9175 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9177 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9178 (stack_protect_set, stack_protect_test): New expanders.
9179 (stack_protect_set_si, stack_protect_set_si_media,
9180 stack_protect_set_di_media, stack_protect_test_si,
9181 stack_protect_test_si_media, stack_protect_test_di_media):
9184 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9186 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9188 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9190 * tree.h (tree_expr_nonzero_p): Export.
9191 * fold-const.c (tree_expr_nonzero_p): Likewise.
9192 Return true for CALL_EXPRs that are alloca calls.
9193 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9195 * tree-flow.h (expr_computes_nonzero): Remove.
9196 * tree-vrp.c (expr_computes_nonzero): Remove.
9197 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9198 (extract_range_from_unary_expr): Likewise.
9199 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9200 tree_expr_nonzero_p.
9202 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9204 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9205 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9206 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9207 All callers changed.
9208 (frame_related_constant_load): New arg "related" which controls
9209 setting of RTX_FRAME_RELATED_P. All callers changed.
9210 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9211 (bfin_expand_prologue): Add stack limit checking.
9212 * config/bfin/bfin.md (trapifcc): New pattern.
9214 * config/bfin/bfin.c: Include "langhooks.h".
9215 (def_builtin): Go through lang_hooks to call builtin_function.
9217 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9218 * config/bfin/predicates.md (symbol_ref_operand): New.
9219 (call_insn_operand): Delete. All callers changed to use
9220 register_no_elim_operand.
9221 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9223 (function_arg): Use it to generate the call's operand 2.
9224 (bfin_longcall_p): New function.
9225 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9226 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9227 determine if the address needs to be in a REG.
9228 (bfin_handle_longcall_attribute): New function.
9229 (bfin_attribute_table): Add "longcall" and "shortcall".
9230 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9231 (CUMULATIVE_ARGS): New member call_cookie.
9232 (PREDICATE_CODES): Add symbol_ref_operand.
9233 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9234 extra USE to the pattern.
9235 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9236 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9237 sibcall_value_insn; now the new patterns handle direct calls and the
9238 old ones indirect calls.
9239 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9241 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9243 * doc/trouble.texi: Update section on handling of empty loops.
9245 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9247 * config.gcc: Remove support for sparc-*-openbsd*,
9248 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9250 * config.host: Remove support for i860-*-sysv4* as a host.
9251 * config/i860/*, config/ip2k/*, config/ns32k/*,
9252 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9253 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9254 mention obsolete ports.
9256 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9258 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9260 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9261 of frame_pointer_rtx.
9262 (sh_expand_epilogue): Likewise.
9263 (sh_set_return_address): Likewise.
9264 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9265 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9266 offsets from FRAME_POINTER_REGNUM.
9267 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9268 (sh_register_names): Add initializer for sfp.
9269 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9270 (VALID_REGISTER_P): Likewise.
9271 (FIRST_PSEUDO_REGISTER): Update.
9272 (DWARF_FRAME_REGISTERS): Define.
9273 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9274 (HARD_FRAME_POINTER_REGNUM): Define.
9275 (FRAME_POINTER_REGNUM): Redefine.
9276 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9277 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9278 from FRAME_POINTER_REGNUM.
9279 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9280 FRAME_POINTER_REGNUM.
9281 (REG_CLASS_CONTENTS): Add sfp.
9282 (REG_ALLOC_ORDER): Likewise.
9283 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9284 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9285 of frame_pointer_rtx.
9286 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9288 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9290 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9291 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9292 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9294 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9297 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9299 Make CONSTRUCTOR use VEC to store initializers.
9300 * c-common.c (complete_array_type): Update to cope with VEC in
9302 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9303 (pp_c_constructor_elts): New function.
9304 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9305 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9306 struct constructor_stack, struct initializer_stack,
9307 constructor_elements, push_init_level, pop_init_level,
9308 add_pending_init, find_init_member, output_init_element): Update to
9309 cope with VEC in CONSTRUCTOR_ELTS.
9310 * coverage.c (build_fn_info_value, build_ctr_info_value,
9311 build_gcov_info): Likewise.
9312 * expr.c (categorize_ctor_elements_1, store_constructor,
9313 expand_expr_real_1): Likewise.
9314 * fold-const.c (fold_ternary): Likewise.
9315 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9316 gimplify_init_constructor, gimplify_expr): Likewise.
9317 * tree-dump.c (dequeue_and_dump): Likewise.
9318 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9320 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9322 * tree-sra.c (generate_element_init_1): Likewise.
9323 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9324 * tree-ssa-operands.c (get_expr_operands): Likewise.
9325 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9326 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9327 (get_initial_def_for_reduction): Likewise.
9328 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9329 value handle in annotations.
9330 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9331 tree_node_structure): Add support for constr_kind.
9332 (build_vector_from_ctor, build_constructor_single,
9333 build_constructor_from_list): New functions.
9334 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9335 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9336 Update to cope with VEC in CONSTRUCTOR_ELTS.
9337 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9338 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9339 CONSTRUCTOR_APPEND_ELT): New macros.
9340 (struct constructor_elt, struct tree_constructor): New data types.
9341 (union tree_node): Add tree_constructor field.
9342 * treestruct.def: Define TS_CONSTRUCTOR.
9343 * varasm.c (const_hash_1, compare_constant, copy_constant,
9344 compute_reloc_for_constant, output_addressed_constants,
9345 initializer_constant_valid_p, output_constant,
9346 array_size_for_constructor, output_constructor): Update to cope with
9347 VEC in CONSTRUCTOR_ELTS.
9348 * vec.h (VEC_empty, VEC_copy): New macros.
9350 2005-07-19 Devang Patel <dpatel@apple.com>
9352 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9354 2005-07-19 Richard Henderson <rth@redhat.com>
9357 * gimplify.c (gimplify_expr): Use main variant type for the temp
9358 destination for a discarded volatile read.
9359 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9360 casts between non-void types that change volatility.
9362 2005-07-15 DJ Delorie <dj@redhat.com>
9364 * toplev.h: Add comment about the first parameter for warning().
9365 * errors.h: Likewise.
9367 * c.opt (Wpragmas): New.
9368 * doc/invoke.texi: Document it.
9370 * function.c (do_warn_unused_parameter): Add warning control to
9372 * c-decl.c (warn_if_shadowing): Likewise.
9373 * c-lex.c (cb_def_pragma): Likewise.
9374 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9375 (pop_alignment): Likewise.
9376 (handle_pragma_pack): Likewise.
9377 (apply_pragma_weak): Likewise.
9378 (handle_pragma_weak): Likewise.
9379 (handle_pragma_redefine_extname): Likewise.
9380 (add_to_renaming_pragma_list): Likewise.
9381 (handle_pragma_extern_prefix): Likewise.
9382 (maybe_apply_renaming_pragma): Likewise.
9383 (handle_pragma_visibility): Likewise.
9385 * config/c4x/c4x-c.c (BAD): Likewise.
9386 (c4x_parse_pragma): Likewise.
9387 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9388 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9389 (rs6000_pragma_longcall): Likewise.
9390 * config/v850/v850-c.c (pop_data_area): Likewise.
9391 (ghs_pragma_section): Likewise.
9392 (ghs_pragma_section): Likewise.
9393 (ghs_pragma_interrupt): Likewise.
9394 (ghs_pragma_starttda): Likewise.
9395 (ghs_pragma_startsda): Likewise.
9396 (ghs_pragma_startzda): Likewise.
9397 (ghs_pragma_endtda): Likewise.
9398 (ghs_pragma_endsda): Likewise.
9399 (ghs_pragma_endzda): Likewise.
9401 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9402 Kenneth Zadeck <zadeck@naturalbridge.com>
9404 * Makefile.in: Removed tree-promote-statics.c
9405 * tree-promote-statics.c: Removed.
9406 * common.opt: Removed flag-promote-statics.
9408 * passes.c: Removed tree-promote-statics pass.
9409 * tree-pass.h: Ditto.
9410 * timevar.def: Removed TV_PROMOTE_STATICS.
9413 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9415 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9417 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9419 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9422 * c-common.c (check_function_arguments): Call
9423 'check_function_format' if either -Wformat or
9424 -Wmissing-format-attribute are specified.
9425 * c-format.c (check_function_format): Check -Wformat before
9426 calling 'check_format_info'.
9427 * c-opts.c (c_common_post_options): Don't warn for
9428 -Wmissing-format-attribute without -Wformat.
9429 * c-typeck.c (convert_for_assignment): Detect additional cases for
9430 -Wmissing-format-attribute.
9431 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9434 2005-07-19 Richard Guenther <rguenther@suse.de>
9436 * config/i386/i386.md (lrint<mode>2): Use temporary
9437 instead of clobbering non-existent memory.
9439 2005-07-19 Nick Clifton <nickc@redhat.com>
9441 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9442 statement to avoid displaying ASCII control characters.
9444 2005-07-19 Ben Elliston <bje@au.ibm.com>
9446 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9447 * cfganal.c (find_edge_index): Ditto.
9448 * combine.c (combine_instructions): Ditto.
9449 * ddg.c (create_scc): Ditto.
9450 (find_successors): Ditto.
9451 (find_predecessors): Ditto.
9452 (find_nodes_on_paths): Ditto.
9453 (longest_simple_path): Ditto.
9454 * flow.c (update_life_info): Ditto.
9455 (count_or_remove_death_notes): Ditto.
9456 (clear_log_links): Ditto.
9457 * modulo-sched.c (generate_reg_moves): Ditto.
9458 (find_max_asap): Ditto.
9459 (find_max_hv_min_mob): Ditto.
9460 (find_max_dv_min_mob): Ditto.
9461 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9462 * sched-rgn.c (extract_edgelst): Ditto.
9463 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9464 (dump_update_ssa): Ditto.
9465 (ssa_names_to_replace) Ditto.
9466 (switch_virtuals_to_full_rewrite): Ditto.
9467 (update_ssa): Ditto.
9468 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9470 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9472 Fix PR tree-optimization/22483
9474 * tree-complex.c (create_components): Use
9475 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9476 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9477 * tree-flow.h (safe_referenced_var_iterator): New structure.
9478 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9479 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9480 safe_referenced_var iterator.
9481 (add_type_alias): Ditto.
9483 2005-07-19 Steven Bosscher <stevenb@suse.de>
9485 * loop-init.c (rest_of_handle_loop2): Remove.
9486 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9487 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9488 (pass_rtl_loop_init, pass_rtl_loop_done,
9489 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9490 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9491 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9492 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9493 pass_tree_loop_done, and pass_tree_unswitch.
9494 (gate_loop): Rename to gate_tree_loop.
9495 * passes.c (init_optimization_passes): Update for renamed tree
9496 loop passes. Add the new loop2 passes as subpasses of loop2.
9497 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9498 Update for the renamed tree loop passes.
9500 2005-07-18 Ian Lance Taylor <ian@airs.com>
9503 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9504 blocks when optimizing.
9506 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9508 * common.opt (frename-registers): Initialize to 2.
9510 (fgcse-after-reload): Ditto.
9511 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9512 (process_options): Only change flag_web, flag_rename_registers,
9513 and flag_rerun_cse_after_loop if not explicitly set by user.
9515 2005-07-18 Jan Beulich <jbeulich@novell.com>
9517 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9518 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9519 in 64-bit mode the same as DImode in 32-bit mode.
9520 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9521 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9522 mode. Add new mode parameter.
9523 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9524 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9525 x86_64_shift_adj): New expanders.
9526 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9527 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9529 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9530 DImode shift splitters.
9531 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9532 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9535 2005-07-18 Jan Beulich <jbeulich@novell.com>
9537 * i386.md (movdi_extzv_1): New.
9538 (zero_extendhidi2): Combine alternatives and never force use of
9540 (zero_extendqidi2): Likewise. Don't restrict input selection.
9542 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9544 Fix PR tree-optimization/22531
9545 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9548 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9550 * tree-promote-statics.c (pass_promote_statics): Change dump file
9553 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9555 * tree-optimize.c (init_tree_optimization_passes): Add
9556 pass_eliminate_useless_stores pass.
9557 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9558 * tree-ssa-pre.c (is_copy_stmt): New function.
9559 (follow_copies_till_vuse): Ditto.
9560 (do_eustores): Ditto.
9561 (gate_eustores): Ditto.
9563 2005-07-16 Richard Henderson <rth@redhat.com>
9565 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9567 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9568 Kenneth Zadeck <zadeck@naturalbridge.com>
9570 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9571 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9572 ipa-type-escape.h, tree-promote-statics.c
9573 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9574 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9575 tree-promote-statics.c: new files.
9576 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9577 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9578 int nonlocal_set_p, mark_constant_function): Deleted.
9579 (rest_of_handle_cfg): Removed call to mark_constant_function.
9580 (nonoverlapping_component_refs_p): Added calls to support
9581 type based aliasing.
9582 * tree-ssa-alias.c (may_alias_p,
9583 compute_flow_insensitive_aliasing): Ditto.
9584 * calls.c (flags_from_decl_or_type): Removed reference to
9586 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9587 too many arguments. This is necessary for Spec 2000.
9588 * cgraph.h (const_function, pure_function): Removed.
9589 * common.opt: Added "fipa-pure-const", "fipa-reference",
9590 "fipa-type-escape", and "ftree-promote-static".
9592 * passes.c: Added ipa and tree-promote-statics passes.
9593 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9594 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9595 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9596 * tree-flow.h: Added exposed sra calls and addition of
9597 reference_vars_info field for FUNCTION_DECLS.
9598 * tree-pass.h: Added passes.
9599 * tree-sra.c: (sra_init_cache): New function.
9600 (sra_insert_before, sra_insert_after) Made public.
9601 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9603 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9604 aliasing. (may_alias_p): Added code to use type escape analysis to
9606 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9607 code to prune clobbers of static variables based on information
9608 produced in ipa-reference pass. Changed call clobbering so that
9609 statics are not marked as clobbered if the call does not clobber
9612 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9614 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9617 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9619 * doc/install.texi (*-*-solaris2*): Document recommended version
9620 of GNU binutils and mention GNU linker problem on Solaris 10.
9622 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9625 * c-decl.c (c_build_bitfield_integer_type): New function.
9626 (finish_struct): Call it.
9627 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9629 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9631 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9634 2005-07-16 Jan Hubicka <jh@suse.cz>
9636 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9637 (scale_bbs_frequencies_int): Watch roundoff errors.
9638 * predict.c (return_prediction): Initialize return_stmt.
9640 2005-07-16 Jan Hubicka <jh@suse.cz>
9642 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9643 after RTL profiling.
9645 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9648 * fold-const.c (build_range_check): Convert high/low to etype
9649 if we are only comparing against exp.
9651 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9653 Fix PR tree-optimization/22376
9654 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9656 (need_to_solve): New function.
9657 (compute_points_to_sets): Use it.
9659 2005-07-15 Jan Hubicka <jh@suse.cz>
9661 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9662 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9664 2005-07-15 Richard Guenther <rguenther@suse.de>
9666 * c-common.c (handle_flatten_attribute): New function.
9667 Add flatten function attribute.
9668 * doc/extend.texi: Document flatten function attribute.
9669 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9670 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9672 (cgraph_decide_inlining): Handle functions with flatten
9675 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9677 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9678 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9679 UNSPEC_XCHG, UNSPEC_AND): New.
9680 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9681 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9682 * config/rs6000/sync.md (FETCHOP): New code macro.
9683 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9685 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9686 (sync_compare_and_swap<mode>): Same.
9687 (sync_lock_test_and_set<mode>): Same.
9688 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9689 for QImode and HImode, and not PPC405.
9690 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9691 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9692 (sync_<fetchop>{si,di}_internal): New.
9693 (sync_nand{si,di}_internal): New.
9694 (sync_old_<fetchop>{si,di}_internal): New.
9695 (sync_old_nand{si,di}_internal): New
9696 (sync_new_<fetchop>{si,di}_internal): New.
9697 (sync_new_nand{si,di}_internal): New.
9698 (atomic_and{si,di}): New.
9699 (sync_new_nand{si,di}_internal): New.
9700 (atomic_and{si,di}): New.
9701 (sync_add<mode>_internal): Delete.
9702 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9703 (sync_sub<mode>_internal): Delte.
9704 (sync_subshort_internal): New.
9705 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9706 (sync_anddi_internal): Delete.
9707 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9708 (sync_booldi_internal): Delete.
9709 (sync_boolc<mode>_internal): Delete.
9710 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9711 (sync_boolc<mode>_internal2): Delete.
9712 (sync_boolcc<mode>_internal): Delete.
9713 (isync, lwsync): Use unspec instead of unspec_volatile.
9714 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9715 Revert UNSPEC_VOLATILE.
9716 (rs6000_split_atomic_op): New.
9717 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9719 2005-07-14 Eric Christopher <echristo@redhat.com>
9721 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9722 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9724 2005-07-14 Eric Christopher <echristo@redhat.com>
9726 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9728 2005-07-14 Steven Bosscher <stevenb@suse.de>
9730 PR tree-optimization/22230
9731 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9732 the computation of the four cross productions for "range op range".
9734 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9735 Ulrich Weigand <uweigand@de.ibm.com>
9738 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9741 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9743 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9745 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9747 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9749 2005-07-14 Richard Guenther <rguenther@suse.de>
9752 * config/i386/i386-protos.h (ix86_function_value): Change
9753 prototype to match new target hook.
9754 * config/i386/i386.c (ix86_value_regno): Change prototype
9755 to take extra type argument.
9756 (TARGET_FUNCTION_VALUE): Define.
9757 (ix86_function_ok_for_sibcall): Pass extra argument to
9758 ix86_value_regno, check return slot rtx for exact match.
9759 (ix86_function_value): Take extra parameter. Dispatch to
9760 ix86_value_regno with fndecl/fntype as provided.
9761 (ix86_value_regno): Handle extra type argument.
9762 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9764 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9765 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9766 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9767 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9768 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9770 2005-07-14 Richard Guenther <rguenther@suse.de>
9772 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9773 * calls.c (expand_call): Pass fntype to hard_function_value.
9774 (emit_library_call_value_1): Likewise.
9775 * explow.c: Include target.h.
9776 (hard_function_value): Take extra argument, the fntype.
9777 Use new target hook for function_value.
9778 * expr.h (hard_function_value): Change prototype.
9779 * function.c (aggregate_value_p): Pass 0 as fntype to
9780 hard_function_value.
9781 (assign_parms): Use new target hook for function_value.
9782 Pass 0 as fntype to hard_function_value.
9783 (expand_function_end): Likewise.
9784 * reg-stack.c: Include target.h.
9785 (stack_result): Use new target hook for function_value.
9786 * target-def.h: New target hook function_value.
9787 * target.h: Likewise.
9788 * targhooks.c (default_function_value): New function.
9789 * targhooks.h (default_function_value): Declare.
9791 2005-07-13 Ian Lance Taylor <ian@airs.com>
9793 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9795 2005-07-14 Jan Hubicka <jh@suse.cz>
9797 * tree-dfa.c (dump_variable): Use default_def function.
9798 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9799 * tree-ssa.c (verify_use): Likewise.
9800 * tree-ssanames.c (release_ssa_name): Likewise.
9801 * tree-tailcall.c (eliminate_tail_call): Likewise.
9802 (tree_optimize_tail_calls_1): Likewise.
9803 * tree-vrp.c (get_value_range): Likewise.
9805 2005-07-14 Ben Elliston <bje@au.ibm.com>
9807 * gcc.c (main): Compare language[0] with '*' when iterating over
9810 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9812 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9813 "s390_emit_compare". Add handling of CCZ1mode.
9814 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9815 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9817 (s390_branch_condition_mask): Add CCZ1mode handling.
9818 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9819 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9820 Use CCZ1mode instead of CCZmode.
9821 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9823 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9825 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9827 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9829 2005-07-13 Eric Christopher <echristo@redhat.com>
9831 * config/mips/mips.c (mips_canonicalize_comparison): New.
9832 (mips_emit_int_relational): Use.
9834 2005-07-13 Eric Christopher <echristo@redhat.com>
9836 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9838 * config/s390/s390.md: Include tpf.md. Move tpf specific
9840 * config/s390/tpf.md: To here.
9841 * config/s390/s390.opt: Move tpf specific options...
9842 * config/s390/tpf.opt: to here. Add mmain option.
9843 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9844 * config/s390/tpf.h: Rewrite.
9846 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9848 * doc/tm.texi: Remove @xref{Cross-profiling}.
9850 2005-07-13 Jeff Law <law@redhat.com>
9852 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9853 expressions, test their _DECL operands for pointer equality rather
9854 than using operand_equal_p.
9856 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9858 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9859 (TARGET_POSIX_IO): This.
9860 * config/darwin.h: Likewise.
9861 * config/freebsd.h: Likewise.
9862 * config/linux.h: Likewise.
9863 * config/lynx.h: Likewise.
9864 * config/netbsd.h: Likewise.
9865 * config/rs6000/linux64.h: Likewise.
9866 * config/rs6000/linux.h: Likewise.
9867 * config/s390/tpf.h: Likewise.
9868 * config/sh/embed-elf.h: Likewise.
9869 * config/sparc/linux64.h: Likewise.
9870 * config/sparc/linux.h: Likewise.
9871 * config/svr4.h: Likewise.
9872 * gcov-io.h: Likewise.
9874 * doc/tm.texi: Updated.
9876 * libgcov.c (create_file_directory): Defined only if
9877 TARGET_POSIX_IO is defined.
9878 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9881 2005-07-13 Jan Hubicka <jh@suse.cz>
9883 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9885 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9887 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9888 structure as argument.
9890 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9892 PR tree-optimization/21921
9893 * tree-iterator.c (tsi_link_before): Support the case when
9894 tsi_end_p (tsi) == true.
9896 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9898 PR tree-optimization/22442
9899 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9902 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9904 PR rtl-optimization/20376
9905 * toplev.c (process_options): Enable -fweb and -frename-registers when
9907 * doc/invoke.texi: Update the information about when -fweb and
9908 -frename-registers are enabled.
9910 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9913 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9914 if *rhs_p is not a SSA_NAME.
9916 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9918 Fix PR tree-optimization/22422
9919 * tree-ssa-structalias.c (struct variable_info): Add flag for
9921 (get_varinfo): Now a static function.
9922 (new_varinfo): init has_union and is_special_var to false.
9923 (solution_set_add): Check has_union.
9924 (do_da_constraint): Move temporary variable so it gets reset
9926 Also check for special variable.
9927 (do_ds_constraint): Ditto.
9928 (do_sd_constraint): Ditto.
9929 (do_structure_copy): Check for special variable.
9930 (find_func_aliases): Ditto.
9931 (init_base_vars): Set special vars properly.
9933 2005-07-13 Jan Hubicka <jh@suse.cz>
9935 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9938 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9939 (get_expr_operands): Fix thinko wrt flags and subvars.
9941 PR tree-optimize/22379
9942 * tree-inline.c (expand_call_inline): Do not output sorry in early
9945 2005-07-12 Dale Johannesen <dalej@apple.com>
9947 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9949 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9952 * host-linux.h: Include limits.h.
9954 2005-07-12 Dale Johannesen <dalej@apple.com>
9956 * expr.c (compress_float_constant): Add cost check.
9957 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9959 2005-07-12 Dale Johannesen <dalej@apple.com>
9961 * gcc.target/i386/compress-float-sse.c: New.
9962 * gcc.target/i386/compress-float-sse-pic.c: New.
9963 * gcc.target/i386/compress-float-387.c: New.
9964 * gcc.target/i386/compress-float-387-pic.c: New.
9965 * gcc.dg/compress-float-ppc.c: New.
9966 * gcc.dg/compress-float-ppc-pic.c: New.
9968 2005-07-12 Eric Christopher <echristo@redhat.com>
9970 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9972 * config/s390/s390.md: Include tpf.md. Move tpf specific
9974 * config/s390/tpf.md: To here.
9975 * config/s390/s390.opt: Move tpf specific options...
9976 * config/s390/tpf.opt: to here. Add mmain option.
9977 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9978 * config/s390/tpf.h: Rewrite.
9980 2005-07-12 Eric Christopher <echristo@redhat.com>
9982 * gcc.c (struct infile): Update comment for language.
9983 (main): Rewrite input file resetting code.
9985 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9988 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9989 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9990 (lookup_avail_expr): Use constant_boolean_node instead
9991 of boolean_false_node/boolean_true_node.
9993 2005-07-12 Ben Elliston <bje@au.ibm.com>
9995 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9996 and use it when printing num_edges.
9998 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10000 * doc/extend.texi (Blackfin Built-in Functions): New section.
10001 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10004 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10006 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10007 s/cmpstrsi/cmpstrnsi
10008 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10010 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10011 (init_optabs): Initialize cmpstrn_optab.
10012 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10013 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10014 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10015 * config/i386/i386.md: s/cmpstr/cmpstrn
10016 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10017 * doc/md.texi: Update documentation.
10019 2005-07-11 Richard Henderson <rth@redhat.com>
10021 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10022 build_va_arg_indirect_ref.
10023 (alpha_gimplify_va_arg): Likewise.
10024 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10025 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10026 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10027 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10028 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10029 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10031 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10033 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10035 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10036 * passes.c (init_optimization_passes): Add pass_empty_loop.
10037 * tree-pass.h (pass_empty_loop): Declare.
10038 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10039 try_remove_empty_loop, remove_empty_loops): New functions.
10040 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10041 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10043 2005-07-12 Peter Barada <peter@the-baradas.com>
10045 PR middle-end/16719
10046 PR middle-end/18421
10047 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10048 in address registers.
10049 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10050 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10051 alternative of addsi3_5200.
10053 2005-07-11 Ian Lance Taylor <ian@airs.com>
10055 * config/mips/mips.md (ffs<mode>2): Remove.
10057 2005-07-11 Ian Lance Taylor <ian@airs.com>
10059 * doc/tree-ssa.texi (Cleanups): Improve description of
10061 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10063 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10065 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10066 * tree.h (DECL_ARGUMENT_FLD): New macro.
10068 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10070 Fix PR tree-optimization/22404
10072 * tree-ssa-structalias.c (create_variable_info_for): Use
10075 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10077 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10078 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10079 for second comparison operand.
10080 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10082 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10083 (define_insn_reservation "alu"): Likewise.
10084 (csync, ssync): Now of type sync.
10085 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10086 -mcsync-anomaly -mspecld-anomaly.
10087 * config/bfin/bfin.opt (mcsync): Remove.
10088 (mcsync-anomaly, mspecld-anomaly): Add.
10089 * config/bfin/bfin.c: Include "insn-codes.h".
10090 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10091 (TARGET_DEFAULT_TARGET_FLAGS): New.
10092 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10094 2005-07-11 Steven Bosscher <stevenb@suse.de>
10096 * basic-block.h: Give the BB flags enum a name, bb_flags.
10097 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10098 * cfgcleanup.c (enum bb_flags): Remove here.
10099 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10100 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10101 (update_forwarder_flag): Likewise.
10102 (thread_jump): Likewise.
10103 (try_forward_edges): Likewise.
10104 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10105 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10106 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10108 2005-07-11 Richard Guenther <rguenther@suse.de>
10110 * config/i386/i386.opt: New target option -msseregparm.
10111 * config/i386/i386.c (override_options): Error out for
10112 -msseregparm but no SSE support.
10113 (ix86_function_sseregparm): Check for global sseregparm.
10114 * doc/invoke.texi: Document -msseregparm.
10116 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10118 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10119 (m32rle-*-linux*): Ditto.
10121 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10123 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10124 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10127 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10129 PR middle-end/22239
10131 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10132 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10134 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10136 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10137 (varmap): Heapify varmap.
10138 (constraints): Heapify constraints.
10139 (struct constraint_graph): Heapify succs and preds.
10140 (constraint_vec_find): Update for heapification.
10141 (constraint_set_union): Ditto.
10142 (insert_into_complex): Ditto.
10143 (constraint_edge_vec_find): Ditto.
10144 (erase_graph_self_edge): Ditto.
10145 (add_graph_edge): Ditto.
10146 (get_graph_weights): Ditto.
10147 (merge_graph_nodes): Ditto.
10148 (build_constraint_graph): Ditto.
10149 (topo_visit): Ditto.
10150 (solve_graph): Ditto.
10151 (create_variable_info_for): Ditto.
10152 (init_base_vars): Ditto.
10153 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10154 (condese_varmap_nodes): Free complex vector.
10155 (clear_edges_for_node): Clear succs and preds vector.
10157 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10159 * tree-ssa-structalias.c (update_alias_info): Change counting of
10160 references to not include vdefs.
10162 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10164 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10165 (up_insert): Ditto.
10167 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10169 * pa.c (pa_commutative_p): Make PLUS commutative when
10170 TARGET_NO_SPACE_REGS is true.
10172 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10174 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10175 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10176 * tree-dfa.c (dump_subvars_for): New.
10177 (debug_subvars_for): New.
10178 (dump_variable): Show subvariables if VAR has them.
10179 * tree-flow-inline.h (get_subvar_at): New.
10180 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10181 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10183 (struct subvar): Change fields offset and size to unsigned
10185 (dump_subvars_for): Declare.
10186 (debug_subvars_for): Declare.
10187 (get_subvar_at): Declare.
10188 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10189 to unsigned HOST_WIDE_INT *.
10190 (overlap_subvar): Likewise.
10191 * tree-gimple.c (is_gimple_reg): Always return false for
10192 SFTs and memory tags.
10193 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10194 Update all callers.
10195 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10196 (compute_may_aliases): Call compute_points_to_sets.
10197 (collect_points_to_info_for): Remove.
10198 (compute_points_to_and_addr_escape): Remove.
10199 (delete_alias_info): Call delete_points_to_sets.
10200 (compute_flow_sensitive_aliasing): If the call to
10201 find_what_p_points_to returns false, call set_pt_anything.
10202 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10203 (set_pt_anything): Clear pi->pt_vars.
10204 (set_pt_malloc): Remove.
10205 (merge_pointed_to_info): Remove.
10206 (add_pointed_to_expr): Remove.
10207 (add_pointed_to_var): Remove.
10208 (collect_points_to_info_r): Remove.
10209 (is_escape_site): Make extern.
10211 (create_overlap_variables_for): Call it.
10212 * tree-ssa-copy.c (merge_alias_info): Never merge
10213 flow-sensitive alias information.
10214 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10215 offset and size to be unsigned HOST_WIDE_INT.
10216 (add_to_addressable_set): Rename from note_addressable.
10217 Set TREE_ADDRESSABLE as the variables are added to the set.
10219 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10220 operands into VUSEs when adding V_MAY_DEFs for members in an
10222 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10223 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10224 (struct variable_info): Add bitfield is_heap_var.
10225 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10226 (new_var_info): Initialize is_heap_var.
10227 (get_constraint_for): Add HEAP variables to the symbol table.
10228 Mark them with is_heap_var.
10229 (update_alias_info): New. Taken mostly from the old
10230 compute_points_to_and_addr_escape.
10231 (handle_ptr_arith): New.
10232 (find_func_aliases): Call update_alias_info.
10233 Call handle_ptr_info for tcc_binary expressions.
10234 Call mark_stmt_modified.
10235 (create_variable_info_for): If DECL has subvars, do not create
10236 variables for its subvars. Always add all the fields.
10237 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10238 SFTs, then add all the SFTs of the structure.
10239 If VI->DECL is an aggregate with subvariables, add the SFT at
10241 (find_what_p_points_to): If VI is an artificial variable,
10242 translate to bitfields in SSA_NAME_PTR_INFO.
10243 If the solution is empty, set pi->pt_vars to NULL
10244 (init_base_vars): Create ANYOFFSET.
10245 (compute_points_to_sets): Rename from create_alias_vars.
10247 (pass_build_pta): Remove.
10248 (delete_points_to_sets): Rename from delete_alias_vars.
10249 (pass_del_pta): Remove.
10250 * tree-ssa-structalias.h (struct alias_info): Move from
10252 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10253 NUM_REFERENCES_SET): Likewise.
10254 (compute_points_to_sets, delete_points_to_sets): Declare.
10256 2005-07-09 Richard Henderson <rth@redhat.com>
10258 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10259 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10260 alpha_split_lock_test_and_set_12): New functions.
10261 * config/alpha/alpha-protos.h: Update.
10262 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10263 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10264 * config/alpha/sync.md (I12MODE): New.
10265 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10266 (sync_<fetchop_name><I48MODE>): Likewise.
10267 (sync_nand<I48MODE>): Likewise.
10268 (sync_old_<fetchop_name><I48MODE>): Likewise.
10269 (sync_new_<fetchop_name><I48MODE>): Likewise.
10270 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10271 (sync_compare_and_swap<I48MODE>): Likewise.
10272 (sync_lock_test_and_set<I48MODE>): Likewise.
10273 (sync_compare_and_swap<I12MODE>): New.
10274 (sync_compare_and_swap<I12MODE>_1): New.
10275 (sync_lock_test_and_set<I12MODE>): New.
10276 (sync_lock_test_and_set<I12MODE>_1): New.
10278 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10282 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10284 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10286 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10287 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10289 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10292 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10294 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10296 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10297 memory_operand constraint.
10298 (store_conditional_<mode>): Same.
10299 (sync_compare_and_swap<mode>): Same.
10300 (sync_lock_test_and_set<mode>): Same.
10302 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10304 Rewrite PIC support to more closely model actual instructions.
10305 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10306 (cris_symbol): Remove prototypes for removed functions.
10307 (cris_pic_symbol_type_of, cris_valid_pic_const)
10308 (cris_expand_pic_call_address): Prototypes for new functions.
10309 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10311 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10313 <case ':'>: Add case for new punctuation character.
10314 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10315 emitting (extra) PIC modifier.
10316 <case UNSPEC>: Do not assert for PLT.
10317 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10318 (cris_expand_prologue, cris_expand_epilogue): Check
10319 for pic_offset_table_rtx usage instead of taking
10320 current_function_uses_pic_offset_table as the final word.
10321 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10322 Remove flag_pic difference.
10323 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10324 the moral equivalents of...
10325 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10327 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10328 (cris_handle_option): Mark ARG as unused.
10329 (cris_expand_pic_call_address): New worker function for "call",
10331 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10332 output PIC constructs here.
10333 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10334 as symbol-specific modifers, not whole or part of operands.
10335 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10336 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10337 constants and flag_pic.
10338 (CONSTANT_INDEX_P): Adjust for new functions.
10339 (enum cris_pic_symbol_type): New helper type.
10340 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10341 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10342 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10344 ("movsi"): Emit actual instructions for GOT and relative access.
10345 ("*movsi_got_load"): New pattern to set up the register holding
10347 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10348 Adjust FIXME for 'S'.
10349 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10350 Use "movs" for -fpic cases.
10351 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10352 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10353 ("call", "call_value"): Just call cris_expand_pic_call_address for
10355 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10356 Remove special pattern.
10357 ("*expanded_call_side", "*expanded_call_value_side"): New
10359 (gotplt-to-plt, gotplt-to-plt-side-call)
10360 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10362 * config/cris/cris/predicates.md
10363 ("cris_general_operand_or_gotless_symbol"): Remove unused
10365 ("cris_general_operand_or_symbol"): Adjust for new functions.
10367 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10369 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10371 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10373 * Makefile.in (TREE_H): Add treestruct.def.
10374 (c-decl.o): Add pointer-set.h
10375 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10376 visibility on regular DECL's.
10377 (merge_decls): Fix the copying of decl nodes of various types for
10378 the new structures. Don't update RTL, section name, weak status,
10379 etc, on DECL's without RTL.
10380 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10381 Don't check volatile on non-variable types.
10382 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10383 to check whether we have seen arguments.
10384 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10385 flag is checked before field (flag is common, field is not).
10386 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10387 TS_DECL_COMMON could have an origin.
10388 (add_location_or_const_value_attribute): Don't check section name
10389 on non-var/function decls.
10390 (dwarf2out_var_location): Reverse order of tests.
10391 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10392 with DECL_WRTL_CHECK.
10393 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10394 * fold-const.c (fold_binary): Don't check weakness on
10395 non-var/function decls.
10396 (tree_expr_nonzero_p): Ditto.
10397 (fold_checksum_tree): Use tree_decl_extra as sizeof
10399 * ggc-page.c (extra_order_size_table): Add sizes for
10400 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10402 * gimplify.c (gimplify_bind_expr): Only set
10403 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10404 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10406 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10407 * langhooks.h (init_ts). New langhook.
10408 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10409 * print-tree.c (print_node): Update to only print fields that
10410 exist in the structures the passed decl has.
10411 * toplev.c (wrapup_global_declarations): Don't reset
10412 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10413 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10414 * tree-inline.c (remap_decl): Ditto.
10415 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10416 * tree-pretty-print.c (print_declaration): Don't print
10417 DECL_REGISTER on things that don't contain it.
10418 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10419 non-var/function decls.
10420 * tree.c (tree_contains_struct): New structure.
10421 (init_priority_for_decl): New hashtable.
10422 (tree_int_map): New structure.
10423 (tree_int_map_eq): New function.
10424 (tree_int_map_marked_p): Ditto.
10425 (tree_int_map_hash): Ditto.
10426 (tree_map): Move to tree.h.
10427 (tree_map_eq): Externalize.
10428 (tree_map_hash): Ditto.
10429 (tree_map_marked_p): Ditto.
10430 (init_ttree): Set up tree_contains_struct and call langhook.
10431 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10432 (tree_code_size): Update for new structures.
10433 (tree_node_structure): Update for new structures.
10434 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10436 (copy_node_stat): Copy init priority.
10437 (build_decl_stat): Ditto for visibility.
10438 (ts_enum_names): New.
10439 (tree_contains_struct_check_failed): New function.
10440 (decl_init_priority_lookup): Ditto.
10441 (decl_init_priority_insert): Ditto.
10442 * treestruct.def: New file.
10443 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10444 (CONTAINS_STRUCT_CHECK): Ditto.
10445 (tree_contains_struct_check_failed): New prototype.
10446 (DECL_CHECK): Removed.
10447 (DECL_MINIMAL_CHECK): New.
10448 (DECL_COMMON_CHECK): Ditto.
10449 (DECL_WRTL_CHECK): Ditto.
10450 (DECL_NON_COMMON_CHECK): Ditto.
10451 (DECL_WITH_VIS_CHECK): Ditto.
10452 (VAR_OR_FUNCTION_DECL_P): Ditto
10453 (struct tree_decl_minimal): New structure.
10454 (struct tree_decl_common): Ditto.
10455 (struct tree_decl_with_rtl): Ditto.
10456 (struct tree_decl_with_vis): Ditto.
10457 (struct tree_decl_non_common): Ditto.
10458 (struct tree_field_decl): Ditto.
10459 (struct tree_parm_decl): Ditto.
10460 (struct tree_var_decl): Ditto.
10461 (struct tree_function_decl): Ditto.
10462 (struct tree_const_decl): Ditto.
10463 (struct tree_result_decl): Ditto.
10464 (union tree_node): Add new structures.
10465 * var-tracking.c (track_expr_p): Reverse order of tests.
10467 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10469 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10471 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10472 * system.h: Poison FINALIZE_PIC.
10473 * doc/tm.texi (FINALIZE_PIC): Remove.
10475 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10478 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10479 to the correct type if we have a MODIFY_EXPR.
10481 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10483 PR tree-optimization/22360
10484 * tree.c (upper_bound_in_type): Fix calculations for casting
10485 to a non-wider signed type and casting a signed value to a
10486 wider unsigned type.
10487 (lower_bound_in_type): Fix calculations for casting to a
10488 non-wider signed type.
10490 PR tree-optimization/20139
10491 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10493 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10494 fold_cond_expr_cond.
10495 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10496 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10498 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10501 * tree-complex.c (expand_complex_libcall): Produce
10502 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10504 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10506 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10507 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10508 b" assert and inserted fastpath code for this case.
10509 (bitmap_ior): Removed "a != b" assert.
10511 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10513 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10514 (ENDFILE_SPEC): Likewise.
10515 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10517 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10518 a large stack frame at epilogue.
10520 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10522 * final.c: Include sdbout.h when required.
10524 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10526 * config.gcc (*-*-darwin*): Only one target-specific header file
10527 for generic darwin.
10528 (powerpc-*-darwin*): Add version-specific header files.
10529 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10530 * config.in: Regenerate.
10531 * configure: Regenerate.
10532 * gcc.c: Include xregex.h.
10533 (version_compare_spec_function): New.
10534 (spec_function): Add version-compare.
10535 (replace_outfile_spec_function): Reformat comment.
10536 (compare_version_strings): New.
10537 * config/darwin-c.c (version_as_macro): New.
10538 (builtin_define): New.
10539 (darwin_cpp_builtins): New.
10540 * config/darwin-protos.h (darwin_cpp_builtins): New.
10541 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10542 (LIB_SPEC): Make unconditional, update comment.
10543 (TARGET_C99_FUNCTIONS): Define.
10544 * config/darwin.opt: Sort.
10545 (mmacosx-version-min=): New.
10546 * config/darwin7.h: Delete.
10547 * config/darwin8.h: Delete.
10548 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10549 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10550 (TARGET_C99_FUNCTIONS): Define.
10551 * config/rs6000/darwin7.h: New.
10552 * config/rs6000/darwin8.h: New.
10553 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10554 (-mmacosx-version-min): Document.
10556 2005-07-07 Ian Lance Taylor <ian@airs.com>
10558 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10560 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10562 PR middle-end/22239
10563 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10565 2005-07-07 Khem Raj <kraj@mvista.com>
10567 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10568 in bytes, not words.
10570 2005-07-07 Paul Brook <paul@codesourcery.com>
10572 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10573 DEFAULT_FUNCTION_ARG_PADDING to upward.
10575 2005-07-07 Richard Henderson <rth@redhat.com>
10577 * function.c (locate_and_pad_parm): Record parameter alignment in
10578 stack_alignment_needed.
10580 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10582 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10583 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10584 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10585 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10586 (define_attr "type"): Add isync, sync, load_l, store_c.
10587 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10588 Create scratch volatile MEM.
10589 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10591 (load_locked_<mode>): New.
10592 (store_conditional_<mode>): New.
10593 (sync_compare_and_swap<mode>): Replace with splitter.
10594 (sync_lock_test_and_set<mode>): Replace with splitter.
10595 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10597 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10598 is ics. Attribute isync.
10599 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10601 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10602 and UNSPECV_SYNC_OP.
10603 (emit_unlikely_jump): New.
10604 (emit_load_locked): New.
10605 (emit_store_conditional): New.
10606 (rs6000_split_compare_and_swap): New.
10607 (rs6000_split_lock_test_and_set): New.
10608 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10609 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10610 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10611 rs6000_split_lock_test_and_set): Declare.
10612 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10613 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10614 store_c, isync, sync.
10616 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10618 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10619 filenames to gtyp-gen.h.
10620 (s-typ-gen): Use it in place of for loops.
10622 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10624 * hooks.c (hook_bool_rtx_int_false): New function.
10625 * hooks.h (hook_bool_rtx_int_false): Declare.
10626 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10627 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10628 * target.h (struct gcc_target): Add commutative_p member.
10629 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10630 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10631 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10632 (pa_commutative_p): New function.
10633 * jump.c (target.h): Include.
10634 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10635 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10637 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10639 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10640 (s390_expand_setmem): New.
10641 * config/s390/s390.c: Likewise.
10642 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10644 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10645 general_operand. Call new function "s390_expand_setmem".
10646 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10647 ("setmem_long", "*setmem_long"): ... this.
10649 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10651 * config/s390/s390.c: (optimization_options): Enable
10652 TARGET_MVCLE at -Os.
10653 * doc/invoke.texi: Document changes in default behaviour.
10654 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10656 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10658 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10659 defined by back-end.
10661 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10663 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10664 all sets in the pattern.
10665 * config/rs6000/rs6000.md (stack_protect_testsi,
10666 stack_protect_testdi): Likewise.
10668 2005-07-06 Jeff Law <law@redhat.com>
10670 * tree-vrp.c (simplify_using_ranges): Kill.
10671 (vrp_finalize): Remove call to simplify_using_ranges.
10672 (simplify_stmt_using_ranges): New function extracted from
10673 simplify_using_ranges.
10674 (simplify_div_or_mod_using_ranges): Likewise.
10675 (simplify_abs_using_ranges): Likewise.
10676 (simplify_cond_using_ranges): New function.
10677 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10678 * tree-ssa-propagate.c (substitute_and_fold): Call
10679 simplify_stmt_using_ranges if we have range information.
10681 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10683 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10684 ia64_flag_schedule_isns2.
10686 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10687 reading/writing general registers.
10688 (ia64_function_arg): Revert 2005-06-18 change.
10690 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10692 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10693 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10695 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10697 * function.c (expand_function_end): Revert part of 2005-06-27
10698 patch. Do sjlj_emit_function_exit_after after return_label.
10700 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10702 * doc/install.texi (--disable-libssp): New.
10704 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10706 * doc/invoke.texi: Update -fforce-mem documentation.
10707 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10708 code for -fforce-mem.
10709 * expmed.c: (store_bit_field,store_fixed_bit_field,
10710 extract_bit_field): Ditto.
10711 * expr.c: (convert_move): Ditto.
10712 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10713 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10714 emit_conditional_add,expand_float,expand_fix): Ditto.
10715 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10716 (common_handle_option): Issue warning when -fforce-mem specified.
10718 2005-07-06 Paul Brook <paul@codesourcery.com>
10720 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10722 * configure: Regenerate.
10724 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10726 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10728 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10730 Fix PR tree-optimization/22319
10731 Fix PR tree-optimization/22140
10732 Fix PR tree-optimization/22310
10734 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10735 variable sized types.
10736 Use correct type for intermediate structure on *a = *b structure
10739 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10741 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10743 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10744 (machine_function): Move typedef to...
10745 * config/rs6000/rs6000.c (machine_function): ... here. Add
10746 varargs_save_offset field.
10747 (rs6000_stack_t): Remove varargs_size field.
10748 (setup_incoming_varargs): Allocate varargs save area using
10749 assign_stack_local, try to make it as small as possible.
10750 Save offset from virtual_stack_vars_rtx to the save area
10751 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10752 instead of magic 8 when fp word byte size is used.
10753 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10754 instead of -RS6000_VARARGS_SIZE.
10755 (rs6000_stack_info, debug_stack_info,
10756 rs6000_initial_elimination_offset): Remove all traces of
10758 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10759 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10760 RS6000_VARARGS_AREA.
10762 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10764 PR tree-optimization/21963
10765 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10766 constant_multiple_of in the same way get_computation_cost_at does.
10768 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10770 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10771 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10772 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10773 and return its previous value.
10774 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10775 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10777 (stack_protect_set, stack_protect_test): New expanders.
10778 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10779 stack_protect_testdi): New insns.
10780 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10781 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10783 2005-07-06 Jeff Law <law@redhat.com>
10785 * tree-ssa-dce.c (cfg_altered): New global.
10786 (tree_dce_init): Initialize cfg_altered.
10787 (remove_dead_stmt): If we remove an edge in the CFG, then set
10789 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10792 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10794 * Makefile.in (stamp-collect-ld): Use
10795 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10796 ./collect-ld if it already exists.
10797 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10798 Don't remove ./nm if it already exists.
10800 2005-07-05 Devang Patel <dpatel@apple.com>
10802 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10803 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10804 * tree-vectorizer.c (vect_loop_location): New.
10805 (vect_print_dump_info): Use vect_loop_location.
10806 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10807 (vectorize_loops): Set vect_loop_location.
10808 * tree-vect-analyze.c (vect_analyze_offset_expr,
10809 vect_determin_vectorization_factor, vect_analyze_operations,
10810 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10811 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10812 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10813 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10814 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10815 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10816 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10817 vect_analyze_loop): Adjust vect_print_dump_info API.
10818 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10819 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10820 vect_finish_stmt_generation, vectorizable_assignment,
10821 vectorizable_operation, vectorizable_store, vectorizable_load,
10822 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10823 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10824 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10825 vect_transform_loop): Same.
10826 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10827 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10830 2005-07-05 Randolph Chung <tausq@debian.org>
10832 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10833 * configure: Regenerate.
10834 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10835 (pa_tls_referenced_p): Declare.
10836 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10837 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10838 (legitimize_tls_address): New.
10839 (hppa_legitimize_address): Handle TLS addresses.
10840 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10841 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10842 (emit_move_sequence): Handle TLS addresses.
10843 (pa_encode_section_info): Call default handler to handle common
10845 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10846 (CONSTANT_ADDRESS_P): Reject TLS operands.
10847 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10848 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10849 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10850 (UNSPEC_TLSLE): Define new constants.
10851 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10852 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10853 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10854 (tie_symbolic_operand, tle_symbolic_operand): New
10856 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10858 * aclocal.m4: Update macros for autoconf 2.59 style.
10859 * configure.ac: Likewise.
10861 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10863 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10864 (function_arg): Pass small aggregates in general registers on 32-bit
10866 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10868 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10870 * Makefile.in (final.o): Fix dependencies.
10872 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10876 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10877 * langhooks.c (lhd_expr_to_decl): New.
10878 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10880 (LANG_HOOKS_INITIALIZER): Update.
10881 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10882 expr_to_decl langhook.
10883 * c-tree.h (c_expr_to_decl): Declare.
10884 * c-typeck.c (c_expr_to_decl): New.
10885 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10887 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10889 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10892 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10893 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10895 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10897 * Makefile.in: Adjust dependencies.
10898 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10899 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10900 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10901 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10902 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10903 rest_of_compilation.
10905 * bb-reorder.c (gate_duplicate_computed_gotos,
10906 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10907 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10908 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10909 pass_partition_blocks): New.
10910 * bt-load.c (gate_handle_branch_target_load_optimize,
10911 rest_of_handle_branch_target_load_optimize,
10912 pass_branch_target_load_optimize): New.
10913 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10915 * cfglayout.c (pass_insn_locators_initialize): New.
10916 * cfgrtl.c (pass_free_cfg): New.
10917 * combine.c (gate_handle_combine, rest_of_handle_combine,
10918 pass_combine): New.
10919 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10920 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10921 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10922 * except.c (pass_set_nothrow_function_flags,
10923 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10925 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10926 rest_of_handle_shorten_branches, pass_shorten_branches,
10927 rest_of_clean_state, pass_clean_state): New.
10928 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10929 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10930 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10932 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10933 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10934 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10935 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10937 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10938 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10939 pass_rtl_ifcvt, gate_handle_if_after_combine,
10940 rest_of_handle_if_after_combine, pass_if_after_combine,
10941 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10942 pass_if_after_reload): New.
10943 * integrate.c (pass_initial_value_sets): New.
10944 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10945 pass_purge_lineno_notes): New.
10946 * mode-switching.c (rest_of_handle_mode_switching,
10947 pass_mode_switching): New.
10948 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10949 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10951 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10952 pass_loop_optimize): New.
10953 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10955 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10957 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10958 pass_postreload_cse): New.
10959 * profile.c (gate_handle_profiling, pass_profiling,
10960 rest_of_handle_branch_prob, pass_branch_prob): New.
10961 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10962 pass_split_before_regstack, gate_handle_split_before_regstack,
10963 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10964 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10965 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10966 pass_stack_regs): New.
10967 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10968 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10969 pass_stack_adjustments): New.
10970 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10971 pass_regrename): New.
10972 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10973 pass_delay_slots, gate_handle_machine_reorg,
10974 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10975 * rtl.h (extern void purge_line_number_notes): New.
10976 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10977 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10979 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10981 * value-prof.c (gate_handle_value_profile_transformations,
10982 rest_of_handle_value_profile_transformations,
10983 pass_value_profile_transformations): New.
10984 * var-tracking.c (gate_handle_var_tracking,
10985 pass_variable_tracking): New.
10986 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10988 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10989 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10990 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10991 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10992 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10993 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10994 rest_of_handle_gcse2, rest_of_handle_regmove,
10995 rest_of_handle_tracer, rest_of_handle_if_conversion,
10996 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10997 rest_of_handle_web, rest_of_handle_branch_prob,
10998 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10999 rest_of_handle_jump_bypass, rest_of_handle_combine,
11000 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11001 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11002 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11003 rest_of_handle_mode_switching, rest_of_handle_jump,
11004 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11005 rest_of_handle_flow2, rest_of_handle_jump2,
11006 rest_of_handle_peephole2, rest_of_handle_postreload,
11007 rest_of_handle_shorten_branches, rest_of_clean_state,
11008 rest_of_compilation): Remove.
11010 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11011 * passes.c (dump_flags, in_gimple_form, all_passes,
11012 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11013 register_dump_files, next_pass_1, last_verified, execute_todo,
11014 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11015 from tree-optimize.c.
11016 (init_optimization_passes): Moved from tree-optimize.c,
11017 adding the RTL optimizations.
11018 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11019 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11020 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11021 register_dump_files, next_pass_1, last_verified, execute_todo,
11022 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11023 init_tree_optimization_passes, ipa_passes): Delete.
11024 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11026 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11027 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11029 (ipa_passes): Remove.
11030 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11031 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11032 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11033 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11034 (dump_info_p, dump_flag): Moved to tree-dump.h.
11036 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11038 * passes.c (finish_optimization_passes): Use dump_begin
11039 and dump_end, TDI_end.
11040 (gate_rest_of_compilation): New.
11041 (pass_rest_of_compilation): Use it.
11042 (gate_postreload, pass_postreload): New.
11043 * toplev.c (general_init): Rename init_tree_optimization_passes.
11044 * toplev.h (init_tree_optimization_passes): Rename to
11045 init_optimizations_passes.
11046 * tree-dump.c (dump_flag): Make static.
11047 (dump_files): Remove RTL dumps.
11048 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11049 pass_cleanup_cfg, pass_free_cfg_annotations,
11050 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11051 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11052 * tree-pretty-print.c: Include tree-pass.h.
11053 * cgraph.c: Include tree-dump.h.
11055 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11057 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11058 Only fall back to saying it points to readonly memory if
11059 we can't do better.
11061 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11063 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11064 * config/m32r/m32r.c (m32r_compute_frame_size,
11065 m32r_expand_prologue): Take current_function_profile into
11066 account whenever we reference
11067 current_function_uses_pic_offset_table.
11068 (m32r_finalize_pic): Remove.
11069 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11071 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11073 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11074 instead of $<. Don't remove ./as if it already exists.
11076 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11079 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11080 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11081 for complex modes when generating code for PA 1.0.
11082 (VALID_FP_MODE_P): New macro.
11083 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11084 sets for all general and floating point modes. Align wide floating
11085 point modes to even register boundaries to comply with architectural
11087 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11088 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11089 (VALID_FP_MODE_P): New macro.
11090 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11091 sets for all general and floating point modes. Align wide floating
11092 point modes to even register boundaries to comply with architectural
11095 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11097 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11100 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11102 * tree-ssa-structalias.c: Don't include expr.h.
11104 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11106 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11109 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11111 Fix PR tree-optimization/22279
11113 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11116 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11118 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11120 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11122 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11123 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11124 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11125 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11126 config/stormy16/stormy16.c, config/v850/v850.c,
11127 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11128 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11129 Avoid "." or "\n" at end of diagnostics and capital letters at
11130 start of diagnostics.
11131 * combine.c, cse.c: Don't translate dump file output.
11132 * toplev.c (print_version): Only translate output if going to
11135 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11137 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11138 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11141 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11143 * pa.c (fix_range): Fix typo in comment.
11145 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11147 * tree-vrp.c (extract_range_from_assert): Replace
11148 fold (build (...)) with fold_build2.
11150 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11152 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11153 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11154 (format_types_orig, handle_format_attribute): Add support for
11157 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11159 * varasm.c (assemble_variable): Fix format specifier thinko.
11161 2005-07-03 Ira Rosen <irar@il.ibm.com>
11163 PR tree-optimization/22029 (and 22135)
11164 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11165 a phi node before calling dump_vops.
11167 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11169 * tree-dump.h (dump_string_field): Declare.
11170 * tree-dump.c: Use it instead of dump_string.
11171 (dump_string_field): Make non-static.
11173 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11175 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11176 up the minimal CFG stuff always when optimize > 0. Call
11177 split_all_insns_noflow in PIC case if needed.
11179 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11180 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11183 * c-decl.c (c_write_global_declarations): Dump contents of
11185 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11186 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11187 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11188 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11191 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11193 * c-common.h (GCC_DIAG_STYLE): Define.
11194 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11195 version for format checking to 4.1.
11196 * c-format.c: Include toplev.h after c-common.h.
11197 (enum format_type): Add gcc_tdiag_format_type.
11198 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11199 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11200 (format_types_orig): Add gcc_tdiag.
11201 (init_dynamic_diag_info): Support gcc_tdiag formats.
11202 (handle_format_attribute): Likewise.
11203 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11204 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11205 version for format checking to 4.1.
11206 (warning0, warning, error, pedwarn, sorry): Use
11207 ATTRIBUTE_GCC_DIAG.
11208 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11209 (finish_aliases_1): Do not use %qE.
11210 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11211 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11212 Correct format bugs.
11213 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11214 parameter to unsigned HOST_WIDE_INT.
11215 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11217 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11219 PR middle-end/21742
11220 * expr.c (write_complex_part): Use adjust_address for MEM.
11221 (read_complex_part): Same.
11223 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11225 Fix PR tree-optimization/22280
11227 * tree-sra.c (generate_element_init): Remove useless loop.
11229 2005-07-02 Richard Henderson <rth@redhat.com>
11231 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11233 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11235 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11237 PR middle-end/14490
11238 * fold-const.c (fold_binary): Handle the return value of
11239 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11240 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11242 2005-07-02 Jeff Law <law@redhat.com>
11244 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11245 a eliminate type conversion which feeds an equality comparison
11246 if the original type or either operand in the comparison is a
11249 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11251 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11252 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11254 * config/avr/avr.c: Do not use '`' as left quote.
11255 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11256 Remove "." from end of diagnostics. Make diagnostics start with
11259 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11260 Joseph S. Myers <joseph@codesourcery.com>
11262 * toplev.c (default_tree_printer): Handle setting location with
11264 * c-objc.common.c (c_tree_printer): Likewise.
11265 * c-format.c (gcc_diag_flag_specs): Add '+'.
11266 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11267 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11269 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11270 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11271 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11272 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11273 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11274 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11275 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11276 format arguments where %J is used without %D.
11278 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11280 * gcc.c (LINK_SSP_SPEC): Define.
11281 (link_ssp_spec): New variable.
11282 (LINK_COMMAND_SPEC): Add %(link_ssp).
11283 (static_specs): Add link_ssp_spec.
11284 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11285 * configure: Rebuilt.
11286 * config.in: Rebuilt.
11288 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11289 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11290 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11291 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11292 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11293 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11294 -0x7008(2) instead of reading __stack_chk_guard variable.
11295 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11297 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11298 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11299 if TARGET_THREAD_SSP_OFFSET is defined.
11300 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11301 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11304 2005-06-27 Richard Henderson <rth@redhat.com>
11305 * libgcc-std.ver (GCC_4.1.0): New.
11306 * libgcc.h (__stack_chk_guard): Declare.
11307 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11308 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11309 * mklibgcc.in (lib2funcs): Add them.
11311 2005-07-01 Richard Henderson <rth@redhat.com>
11313 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11314 void * before struct sigcontext *.
11315 (x86_fallback_frame_state): Likewise.
11317 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11319 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11321 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11324 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11325 we check for SSA_NAME for.
11327 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11329 Fix PR tree-optimization/22071
11331 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11333 (get_constraint_for_component_ref): Use it.
11335 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11338 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11339 print out the last new line.
11341 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11343 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11344 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11345 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11346 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11347 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11348 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11349 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11350 (enum reg_class): New member CC0_REGS.
11351 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11352 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11353 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11354 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11355 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11356 Adjust for register now described.
11358 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11361 * config/i386/i386.md (stack_protect_test_si,
11362 stack_protect_test_di): Add earlyclobber for scratch 3.
11363 * config/rs6000/rs6000.md (stack_protect_testsi,
11364 stack_protect_testdi): Add earlyclobber for scratch 3,
11365 remove earlyclobber from scratch 4.
11367 Older entries for 2005 can be found in ChangeLog-2005.